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自吸增压防水防爆水泵生产
日期:2008年06月06日  阅读数:  来源:

 

 

一、项目名称:开发推广专利产品-------自吸增压防水防爆水泵生产项目

二、项目概述:

该项目旨在注册成立暂定名为“罗平给排水设备有限责任公司”,专业生产经营推广专利权人方小榕最近研制成功的《自吸增压防水防爆水泵》(申请专利号:200720104900.6)。该产品完全摆脱了现行使用的水泵高点击带动叶轮旋转抽水的传统设计理念和生产模式,而是采用电机转动曲轴推动活塞自吸增压通过管道连续把水从低处吸入压往高处以达到给水或排水的目的。比较传统的离心式水泵其主要有点在于:耗能低扬程高;防水、防爆性能特别优越;坚固耐用使用寿命长;结构简单、生产成本低、使用维修方便。

三、项目实施依据:

“自吸增压防水防爆水泵”专利技术已得到国家知识产权局专利申请受理。

四、项目在本地区的作用与地位

该项目的实施将开辟罗平工业机械产品领域的新天地,增加罗平税收,提高罗平企业的科技含量,吸纳更多的富余劳动力就业,创造更多的经济价值和社会价值

五、建设地点的自然条件和社会经济情况简述:

罗平,位于云南省东部,地处滇、桂、黔三省(区)结合部,东邻贵州省兴义市,南与广西白色市西林县隔河相望,是云南通往东南沿海的重要通道,素有“滇黔锁钥”、“鸡呜三省”之称,区位优势十分明显。这里物华天宝、人杰地灵,是全国卫生县城、中国县域旅游品牌百强县、中国旅游名县、中国旅游文化大县。全县国土面积3018平方公里,有耕地7680公顷。境内地势西北高、东南低,最高海拔2468,最低海拔722。截止2007年底,罗平下辖66乡,155个村(居)民委员会,总人口56.9万人,其中农业人口52万人。县境内居住着汉、彝、布依、苗、回等十多个民族,少数民族人口比例为12.3%

在罗平境内,324国道横贯东西,南昆铁路穿境而过,交通十分便捷;水能资源为滇东之冠,可开发利用的水能蕴藏量为105万千瓦,已开发利用近90万千瓦,相继建成鲁布革电站、腊庄电站、大寨电站、水寨电站、花滩电站等14个水电站;矿产资源极为丰富,主要矿产资源有煤、铅锌、硫铁、铜、铁、金、大理石、石膏等,煤炭资源总量70.2亿吨,质优易于开采,硫铁矿储量5000万吨,铝锌储量358.2万吨,铁矿储量20万吨,大理石储量1000万立方米;气候条件优良,生物资源门类齐全,是著名的粮食、烤烟、油菜籽、生姜、林果基地,曾先后被国家列为“烤烟生产基地县”、“油菜生产基地”。境内气候湿润,年平均气温15.1,年降雨量1800毫米

南昆线与国道324线并驾穿过县境中部。南昆线过境58.7公里,设有大小火车站5个。国道324线过境68.4公里。省道黄罗公路连接曲靖,纵贯县境南北,直通广西。广西天生桥电站库区形成航运水路120公里(其中深水航路80公里),连通滇、桂、黔三省区,罗平境内现已建成4个客(货)码头和8个停靠站。罗平距兴义机场仅80公里,距昆明巫家坝机场仅207公里

2007年实现县内生产总值52.5亿元,比上年增长13.1%。全年累计完成固定资产投资20.08亿元,比上年增长1.1%。辖区内财政收入完成4.59亿元,比上年增长13.78%。地方一般预算收入2.12亿元,比上年增长16.2%。社会消费品零售总额达10.98亿元,比上年增长16.9%

六、关于水泵

泵的主要用途:泵主要用来输送液体包括水、油、酸碱液、乳化液、悬乳液和液态金属等,也可输送液体、气体混合物以及含悬浮固体物的液体。
泵的发展简史自吸泵水的提升对于人类生活和生产都十分重要。古代就已有各种提水器具,例如埃及的链泵(公元前17世纪)转子泵,中国的桔槔(公元前17世纪)、辘轳(公元前11世纪)和水车(公元1世纪)。比较著名的还有公元前三世纪,阿基米德发明的螺旋杆,可以平稳连续地将水提至几米高处,其原理仍为现代螺杆泵所利用。公元前200年左右,古希腊工匠克特西比乌斯发明的灭火泵是一种最原始的活塞泵,已具备典型活塞泵的主要元件,但活塞泵只是在出现了蒸汽机之后才得到迅速发展排污泵18401850年,美国沃辛顿发明泵缸和蒸汽缸对置的,蒸汽直接作用的活塞泵,标志着现代活塞泵的形成。19世纪是活塞泵发展的高潮时期,当时已用于水压机等多种机械中。然而随着需水量的剧增,从20世纪20年代起,低速的、流量受到很大限制的活塞泵逐渐被高速的离心泵和回转泵所代替。但是在高压小流量领域往复泵仍占有主要地位,尤其是隔膜泵、柱塞泵独具优点,应用日益增多隔膜泵
离心泵
回转泵的出现与工业上对液体输送的要求日益多样化有关。早在1588年就有了关于四叶片滑片泵的记载,以后陆续出现了其他各种回转泵,但直到19世纪回转泵仍存在泄漏大、磨损大和效率低等缺点螺杆泵20世纪初,人们解决了转子润滑和密封等问题,并采用高速电动机驱动,适合较高压力、中小流量和各种粘性液体的回转泵才得到迅速发展。回转泵的类型和适宜输送的液体种类之多为其他各类泵计量泵所不及。
利用离心力输水的想法最早出现在列奥纳多达芬奇所作的草图中。1689年,法国物理学家帕潘发明了四叶片叶轮的蜗壳离心泵。但更接近于现代离心泵的,则是1818年在美国出现的具有径向直叶片、半开式双吸叶轮和蜗壳的所谓马萨诸塞泵。18511875年,带有导叶的多级离心泵相继被发明,使得发展高扬程离心泵成为可能。
尽管早在1754年,瑞士数学家欧拉就提出了叶轮式水力机械的基本方程式,奠定了离心泵设计的理论基础,但直到19世纪末,高速电动机的发明使离心泵获得理想动力源之后它的优越性才得以充分发挥。在英国的雷诺和德国的普夫莱德雷尔等许多学者的理论研究和实践的基础上,离心泵的效率大大提高,它的性能范围和使用领域也日益扩大,已成为现代应用最广、产量最大的泵多级泵

泵的分类:泵通常按工作原理分容积式泵、动力式泵和其他类型泵,如射流泵、水锤泵、电磁泵、气体升液泵。
泵除按工作原理分类外,还可按其他方法分类和命名。例如,按驱动方法可分为电动泵和水轮泵多级泵等;
按结构可分为单级泵和多级泵;按用途可分为锅炉给水泵和计量泵等;

按输送液体的性质可分为水泵、油泵和泥浆泵等。
真空泵
泵的工作原理:容积式泵是依靠工作元件在泵缸内作往复或回转运动,隔膜泵使工作容积交替地增大和缩小,以实现液体的吸入和排出。工作元件作往复运动的容转子泵积式泵称为往复泵,作回转运动的称为回转泵。前者的吸入和排出过程在同一泵缸内交替进行,并由吸入阀和排出阀加以控制;后者则是通过齿轮、螺杆、叶形转子或滑片等工作元件的旋转作用,迫使液体从吸入侧转移到排出侧消防泵
容积式泵在一定转速或往复次数下的流量是一定的,计量泵几乎不随压力而改变;往复泵的流量和压力有较大脉动,需要采取相应的消减脉动措施;回转泵一般无脉动或只有小的脉动;具有自吸能力,泵启动后即能抽除管路中的空气吸入液体;启动泵时必须将排出管路阀门完全打开;往复泵适用于高压力和小流量;回转泵适用于中小流量和较高压力;往复泵适宜输送清洁的液体或气液混合物。总的来说,容积泵的效率高于动力式泵油泵。 动力式泵靠快速旋转的叶轮对液体的作用力,将机械能传递给液体,使其动能和压力能增加,然后再通过泵缸,将大部分动能转换为压力能而实现输送。动力式泵又称叶轮式泵或叶片式泵。离心泵是最常见的动力式泵。
动力式泵在一定转速下产生的扬程有一限定值,扬程随流量而改变;工作稳定液下泵,输送连续,流量和压力无脉动;一般无自吸能力,需要将泵先灌满液体或将管路抽成真空后才能开始工作;适用性能范围广;适宜输送粘度很小的清洁液体,特殊设计的泵可输送泥浆、污水等或水输液下泵固体物。动力式泵主要用于给水、排水、灌溉、流程液体输送、电站蓄能、液压传动和船舶喷射推进等。

七、项目建设内容:

拟新建一座年产30000台“自吸增压防水防爆水泵生产厂,需场地(含生产、办公、仓库、生活设施等占地)约3000平方米

项目建设规模:

预计征地、土建、设备购置安装等国定资产投资2500万元,流动资金500万元,总计3000万元

占地面积:3000平方米

建设期限:1

项目建设地点:罗平县城郊

项目所属行业:工业

八、市场预测:

水泵是工农业生产、公共事业等社会建设不可缺少的给排水工具,越来越发展,社会越进步,需求量越大。现行传统水泵使用寿命短,更换周期非常快,以我县为例,据不完全统计,一年新增和更换需要大小水泵上万台。自吸增压防水防爆水泵以其高效、节能、安全、长寿的性能及合理的价位、一定会赢得用户的好评,逐步取代老产品,取得一定的市场份额。

九、项目前期准备工作进展情况:

专利人方小榕已经获得“自吸增压防水防爆水泵”专利申请受理通知,已制做出样品。

十、项目主要原料、燃料及其他原材料供应情况:

劳动力价格:   963     美元/

水价:  0.3     美元/吨;

电价:0.08 美元/度;

煤气价:       美元/立方米;

项目所在地土地出让参考价:9600- 14000美元/亩。

项目所涉及税种和税率:增值税17%、城建税5%、教育附加税3%

项目对环境的影响:对环境无不良影响

投资估算及资金筹措:

投资估算:417万美元

资金筹措:引进资金

初步效益分析:

投资估算:

总投资  417    万美元,其中:固定资产  347 万美元,

流动资金 70 万美元;

项目建设期: 1 年;

年销售额: 417    万美元;

年经营成本:   306   万美元;年利润:  111  万美元;内部收益率  26%

投资利润率      26%  ;投资回收期  3.75   年。

合作方式:合作、独资(支付专利费用)

方式一:投资方出资金,我方出技术(专利)合作办企业,风险共担、利益共享;

方式二:投资方独立生产,我方按年销售额提取专利技术转让费。

方式三:投资方投资独立生产经营,每年固定付给我方一定数额的专利技术转让费。

联系方式:

联系单位:                     

联系人:方小榕

联系电话:13887478615 08748213606

传真:08748213606

E-mailLily19813265@sina.com

 

 

 

 

 

 

 

 

 

Manufacture of Self-Sucking Booster Water-Proof and Anti-Explosion Water Pump

 

I. Project Name: Development and popularization of patent product - manufacture of self-sucking booster water-proof and anti-explosion water pump

II. Brief Description of the Project

This project is intended to register and establish the company named Luoping Water Supply and Sewerage Equipment Co., Ltd. for the time being, specializing in manufacturing, dealing in and popularizing the self-sucking booster water-proof and anti-explosion water pump recently developed by Fang Xiaorong, the patent holder (Patent No.: 200720104900.6). The product totally shakes off the traditional design concept that the pump pumps water by impeller rotation and manufacturing pattern, and motor rotation pushes crank shaft to drive pistons for self-sucking and pressurization so as to suck water from lower place and pressurize it to a higher place through pipes to achieve water supply or drainage. The advantages of the traditional centrifugal water pump chiefly are lower energy consumption and higher lift, superior water-proof and anti-explosion, solidity, endurance and long service life, simple structure, lower production cost and convenient application and maintenance.

III. Basis for Implementation of the Project

The application for proprietary technology of “self-sucking booster water-proof and anti-explosion pump” has been accepted by State Intellectual Property Office of the People’s Republic of China.

IV. Roles and Status of the Project in the Area

The implementation of the project shall pioneer a new field of industrial mechanical products in Luoping, increase the revenue, raise the technology content in enterprises, employ more surplus labor force, and create more economic value and social value.

V. Brief Introduction to the Natural Conditions and Socioeconomic Conditions of the Construction Site

Located in the east of Yunnan Province and the junction area adjoining Yunnan province, Guangxi Zhuang Autonomous Region and Guizhou Province, Luoping borders upon Xingyi City of Guizhou Province on the east, and Xilin County of Baise City in Guangxi Zhuang Autonomous Region on the river bank, and constitutes the key passage of Yunnan Province leading to southeastern coast, suggesting extremely evident regional advantages. Luoping, a place where good products from the earth are nature’s treasures and where there are many outstanding figures were born and lived, is a national sanitary county, one of the top 100 county-level tourism counties, China famous tourism county, and China tourism culture county. The county covers a total land area of 3,018 sq. km and 7,680 hectares of plowland. The topography declines from northwest to southeast with the highest altitude of 2,468m and the lowest altitude of 722m. By the end of 2007, Luoping administered 6 towns and townships respectively which include 155 villagers’ committees and neighborhood committees with a total population of 569,000, of which includes an agricultural population of 520,000. There are more than ten nationalities such as Han, Yi, Buyi, Miao, and Hui throughout the county, and the population of minority nationalities accounts for 12.3%.

National Highway 324 passes through the county from east to west, and Nanning-Kunming Railway runs across the county as well, which suggest convenient communications; moreover, water energy resources of the county ranks the first in Diandong (east Yunnan Province), and the exploitable and usable water energy reserve comes to 1.05 million KW, and nearly 0.9 million KW has been exploited and used so that 14 hydropower stations such as Lubuge, Lazhuang, Dazhai, Shuizhai and Huatan have been successively constructed for operation; Luoping is abundant in mineral resources such as coal, lead, zinc, sulfur iron, copper, iron, gold, marble and gypsum, and the total reserve of coal is 7,020 million tons, and the quality is superior and coal is easy to be exploited; the reserves of pyrites, aluminum zinc, iron ore and marble are 50 million tons, 3.582 million tons, 0.2 million tons and 10 million cubic meters; the climatic condition is preferable, and there are varieties of biotic resources, and the county constitutes the renowned base for foodstuff, cured tobacco, rapeseed, ginger, and forest fruits, and as a result, is successively ranked as the Base County for Production of Cured Tobacco and Base for Production of Rapeseed. It is humid, the annual average temperature is 15.1, and the annual precipitation is 1,800mm.

Nanning-Kunming Railway and National Highway 324 pass in parallel through the middle of the county. The railway extends as long as 58.7km in the county with 5 stations. The national highway extends 68.4km in the county. The provincial highway, Huangnipu-Luoping Highway is linked with Qujing City and passes through the county from south to north to Guangxi. Tianshengqiao Hydropower Station in Guangxi forms a 120km-long waterway (including 80km-long deep-water waterway) and can access Yunnan, Guangxi, and Zhuizhou. Up to the present, 4 docks and 8 stop stations have been constructed all over the county. In addition, Luoping is only 80km away from Xingyi Airport, and 207km apart from Wujiaba Airport in Kunming.

In 2007, the county GDP totaled 5,250 million RMB with a growth of 13.1% compared with 2006. The fixed assets investment was 200.8 million RMB throughout the year with a growth of 1.1% compared with 2006. The financial revenue was 459 million RMB with a growth of 13.78% compared with 2006. The local general budget revenue was 212 million RMB with a growth of 16.2% compared with 2006, and the total retail sales of social consumer goods reached 1,098 million RMB with a growth of 16.9% compared with 2006.

VI. About Water Pump

Main Use of Pumps: Pumps are mainly used to transmit liquid such as water, oil, acid and alkali liquid, emulsified liquid, tissue simulation solution and fluent metals and mixture of liquid and gas as well as liquid containing suspended solids.
Brief Development HIstory of Pumps
: The lift of water by self-sucking pumps is of great significance to the life and production of mankind. In ancient times, there were various apparatus lifting water, such as Egyptian chain pump (17th century BC) and rotor pump, Chinese shadoof (17th century BC), windlass (11th century BC) and waterwheel (1st century AD). Other famous apparatus such as screw pole invented by Archimedes in 3rd century BC can stably and continuously lift water to a several-meter-high place. Its working principle is still used in modern screw pole. Around 200 BC, the fire pump invented by a Greek craftsman, Ctesibius, is the most primordial piston pump and has had the main components of a typical piston pump. Nevertheless, it is not until the invention of steal engine that the piston pump was rapidly developed into a sewage pump. During 18401850, American Worthington invented a piston pump under direct drive of steam which the pump cylinder and steam cylinder are in contraposition, which marks the formation of modern piston pump. The 19th century is the peak period for the development of piston pumps which were then used in many types of machinery such as water press. However, with the drastic increase of water demand, from 1920s, low-speed piston pumps with large limit to the flow are gradually replaced by high-speed centrifugal pumps and drum pumps. However, reciprocating pumps dominate the high-pressure and small-flow pup field, in particular, diaphragm pump and ram pump have unique advantages, and the application of diaphragm pumps is on the increase.
The invention of centrifugal pumps and drum pumps is related to the increasing diversity of requirements on liquid transmission in industry. In 1588, there was record about the 4-vane pump, and since then other types of drum pumps successively came into being. Nevertheless, up to 19th century, the drum pump still had such weak points as large leak, huge abrasion and low efficiency. In early 20th century, man solved the problems of rotor lubrication and sealing, and high-speed motor was applied to drive. Therefore, drum pumps applicable to higher pressure, medium and small flow and various viscous liquids were rapidly developed. Drum pumps are superior to any other measuring pumps in terms types and the types of liquids they are suitable to transmit,
The idea to use centrifugal force to transmit water was shown on the sketch made by Leonardo Da Vinci. In 1689, French Physical scientist, Papin, invented 4-impeller volute centrifugal pump. But the so-called Massachusetts pump invented in USA in 1818 with straight radial blades, semi-open double suction impeller and volute is more close to the modern centrifugal pump. During 1851
1875, multistage centrifugal pumps with guide vane were successively invented, which made it possible to develop high-lift centrifugal pumps.
Though as early as in 1754, Swiss mathematician, Oula, worked out the basic formula for impeller hydraulic machinery, which laid a theoretical foundation for the design of centrifugal pumps, it is not until the late 19th century the invention of high-speed motors that made centrifugal pumps obtain ideal power sources that centrifugal pumps’ superiority was brought into full play. On the basis of theoretical research and practice conducted by British Renault and German Pfleiderer, the efficiency of centrifugal pumps was greatly improved, and their performance range and application field were increasingly enlarged. As a result, such pumps became the multistage pumps which are widely used with the largest output in the modern society.

Pump Classification: based upon the working principles, pumps are classified into volume delivery pump, power type pump, and other types of pumps such as jet pump, water hammer pump, electromagnetic pump, and gas-lift pump.
In addition to classification based on the working principles, pumps can be classified and named based on other methods. For example, in accordance with the driving method, pumps can be classified into power pump and multistage water turbine pump;
on the basis of structure, pumps can be divided into single-stage pump and multistage pump; and on the basis of use, pumps can be classified into boiler water supply pump and measuring pump;

Based on the nature of transmitted liquids, pumps can be divided into water pump, oil pump and mud pump.
Working Principles of Vacuum Pump: the volume delivery pump makes reciprocated or rotary motion in the pump cylinder depending on the working components; the diaphragm pump makes the working volume increase and decrease alternatively to suck and discharge liquids. The rotor pump
whose working components make reciprocated motion is called as reciprocating pump while such whose working components make rotary motion are called rotary pumps. The suction and discharge process of the former is conducted in the same cylinder alternatively and controlled by the suction valve and discharge valve; the rotation of such working components as gears, screws and leaf shape rotor or chute blades forces liquids to transfer to the fire pump from the suction side to the discharge side.
The flow of volume delivery pump is fixed at certain rotation speed or under reciprocation times while the measuring pump does not change with the pressure at all; as the flow and pressure of reciprocating pump have larger fluctuation, relevant measures are to be taken to reduce the fluctuation; usually the rotary pump has no fluctuation or has only minor fluctuation; such pumps are capable of self-suction, and the air in the pipeline can be taken out immediately after the start of the pump, and then liquids can be sucked into; at the time of starting the pump, the pipeline valves must be switched on; the reciprocating pump is suitable for high pressure and small flow; the rotary pump is suitable for medium flow and higher pressure; the reciprocating pump is suitable for transmitting clean liquids or gas-liquid mixture. On the whole, the efficiency of volume delivery pump is higher than that of power type oil pump. The power type pump shifts mechanical energy onto the liquids depending on the acting force of rapid-rotating impeller on the liquids so as to increase the kinetic energy and pressure energy, and subsequently a large proportion of kinetic energy is converted into pressure energy through the pump cylinder to achieve the transmission. The power type pump is also called impeller type pump or blade type pump. The centrifugal pump is the most common power type pump.
The lift of power type pump at certain rotation speed has a limit, and the lift changes with the flow; the stably working submerged pump can perform continuous transmission, and there is no fluctuation in the flow and pressure; usually there is no self-suction capacity, therefore the work shall not start until the pump shall be first fully filled up or the pipeline is vacuumed; the application range is wide; it is suitable to transmit clean liquids with minor viscidity; and the specially designed pump can transmit mud, sewage or solids submerged pump through water. The power type pump is mainly used for water supply, drainage, irrigation, process liquids, storage power station, hydraulic transmission and ship jet propulsion.

VII. Construction Content

A manufactory taking up a land area of approximately 3,000 sq. meter (including land for production, office, store and living facilities) and with an annual production capacity of 30,000 self-sucking booster water-proof and anti-explosion water pumps shall be constructed.

Construction Scale

Investment for such fixed assets as land acquisition, civil works, and equipment purchase is estimated to be 25 million RMB. Together with 5 million RMB of circulating fund, the total investment is 30 million RMB.

Land to be Occupied: 3,000 sq. meter

Construction period: 1 year

Construction Site: suburb of Luoping county seat

Industrial Category: industry

VIII. Market Forecast

Water pumps are indispensable water supply and drainage tool for industrial and agricultural production and public utilities. The more developed the society, the more the society needs them. The service life of the traditional water pumps is shorter, and the replacement cycle is quick. Take Luoping County for example, the incomplete statistic shows that around 10,000 pumps are purchased and replaced on a yearly basis. The self-sucking booster water-proof and anti-explosion water pumps are bound to be widely accepted by the customers based on the high efficiency, energy saving, safety, long service life and reasonable price so as to gradually replace the old types of water pumps and win certain market share.

IX. Preparatory Work and Progress of the Project:

The patent holder, Fang Xiaorong, has been issued notice on acceptance of application for “self-sucking booster water-proof and anti-explosion water pump”, and samples have been manufactured.

X. Supply of Main Raw Materials, Fuels and Other Raw Materials:

Labor force price:  963 USD/year;

Water price:  0.3  USD/Ton;

Electricity price: 0.08 USD/KWH;

Coal gas price:         USD/cubic meter;

Reference price of land transfer in project locality: 9,600-14,000USD/mu.

Taxes and rates: VAT: 17%; municipal construction tax: 5%; educational surcharge: 3%

Environmental Impacts of the Project: no adverse impact on the environment

Estimated Investment and Fund Raising:

Estimated investment: 4.17 million USD

Fund raising: to be introduced

Preliminary Analysis about Investment Returns:

Estimated Investment:

Total investment 4.17 million USD, including fixed assets 3.47 million USD, circulating fund 0.70 million USD;

Project construction period:  1  year;

Annual sales:  4.17  million USD;

Annual operation cost: 3.06 million USD; annual profit: 1.11 million USD; internal rate of return  26% ;

Investment profit margin 26%; investment recovery period 3.75 year

Patterns of Cooperation: cooperative venture, solely-foreign invested venture (to pay patent expense)

Pattern 1: the investor invests fund while we invest technology (patent) to establish a cooperative enterprise for joint sharing of risks and interests;

Pattern 2: the investor conducts independent production while we collect patent technology transfer fee on the basis of the annual sales;

Pattern 3: the investor invests and conducts independent production and management and pay us fixed amount of patent technology transfer fee on a yearly basis.

Contact mode:

Contact Unit:                      

Contact person: Fang Xiaorong

Telephone: 13887478615 or 0874-8213606

Fax: 0874-8213606

E-mail: Lily19813265@sina.com

 

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