CN103032337A - XBZ vehicle mounted fire pump skid - Google Patents
XBZ vehicle mounted fire pump skid Download PDFInfo
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- CN103032337A CN103032337A CN2013100099012A CN201310009901A CN103032337A CN 103032337 A CN103032337 A CN 103032337A CN 2013100099012 A CN2013100099012 A CN 2013100099012A CN 201310009901 A CN201310009901 A CN 201310009901A CN 103032337 A CN103032337 A CN 103032337A
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Abstract
The invention relates to an XBZ vehicle mounted fire pump skid, which can effectively solve problems that a water injection pump unit is short in service life and cannot satisfy requirements on a water injection pump in water supply and drainage projects of the long-time wild operation. A technical scheme to solve the problems is as follows: the XBZ vehicle mounted fire pump skid comprises a container, a heat radiator, an engine, a multi-stage centrifugal pump, a diesel engine water supply machine unit and an oil tank, wherein the heat radiator, the engine, a speedup clutch, a high-elasticity shaft coupling and the multi-stage centrifugal pump are mounted on a chassis in sequence; the container and a base are in the form of a separated dismounting structure; the heat radiator and the engine are fixed together; the engine is connected with the speedup clutch; the speedup clutch is connected with the multi-stage centrifugal pump through the high-elasticity shaft coupling; a water inlet pipe is mounted in a water inlet of the multi-stage centrifugal pump; a water outlet of the multi-stage centrifugal pump is respectively connected with a water outlet pipe and a water return pipe through a tee joint; the diesel engine water supply machine unit and the oil tank are mounted in the container; and an instrument control panel and a controller which is connected with the instrument control panel are mounted on a bracket of the chassis. The XBZ vehicle mounted fire pump skid provided by the invention has the advantages of various functions, long service life and good use effect.
Description
One, technical field
The present invention relates to water injection equipment, particularly a kind of XBZ vehicle mounted fire pump sledge.
Two, background technique
The water injection pump unit is the common equipment of the water supply and sewage engineering construction of field work, mainly be by motor, water injection pump consists of, because the problem that exists on its structure, in use, when under particular surroundings, poor such as thermal insulation property, at-22 ℃～+ 50 ℃, contain the sand and dust below 5% in the air, rain, snow, just can't work during all kinds of weather of mist, there be not basic just normally water supply and sewage construction in the situation of electric power, inefficiency, rate of fault is high, and amount of maintenance is large, using effect is poor, energy consumption is high, and the patent No. 200920151119.3 discloses QBZ skid-mounted water injection pump unit, and its motor links through automatically regulating high elasticity driving joiner and water injection pump, in use often need the maintenance maintenance, can't satisfy water injection pump unit long-term good operation of complete machine under large load, the life-span is short, can't satisfy in the long-term field work water supply and sewage engineering requirement to water injection pump.
Therefore, the improvement and bring new ideas of water injection pump unit is problem needing to overcome.
Three, summary of the invention
For above-mentioned situation, for overcoming the defective of prior art, the present invention's purpose just provides a kind of XBZ vehicle mounted fire pump sledge, and it is short effectively to solve water injection pump unit working life, can't satisfy in the long-term field work water supply and sewage engineering problem to the requirement of water injection pump.
The technological scheme that the present invention solves is, comprise shipping container, radiator, motor, multistage centrifugal pump, diesel engine water supply unit and fuel tank, radiator, motor, the speedup clutch, highly elastic shaft coupling, multistage centrifugal pump is contained on the chassis successively, the chassis is bolted on the base of shipping container, shipping container is with base and separates disassembly and assembly structure, shipping container can lift or skid, and the vertical or horizontal movement of energy, radiator and motor combination are fixed together, motor and speedup clutch link, the speedup clutch links through highly elastic shaft coupling and multistage centrifugal pump, on the water intake of multistage centrifugal pump intake pipe is housed, the water outlet of multistage centrifugal pump is through threeway difference connected water outlet pipe and return pipe, gate valve and safety check are housed on the outlet pipe successively, on the pipeline between gate valve and the safety check full-automatic back washing filter is housed, filter precision is 50 μ m, guarantee that the medium of pumping reaches usage requirement, return pipe links to each other with the water intake of speedup clutch, the reflux valve that bypass is arranged on the return pipe, when pipeline does not need water filling, open reflux valve, closing gate valve, realize not termination of pumping, make again pump not close the dead point long-play, increase the service life, diesel engine water supply unit and fuel tank are housed in the shipping container, diesel engine water supply unit is fixed on the bearing by diesel engine and continuous self-priming pump thereof and consists of, diesel engine links to each other with fuel tank, self-priming pump links to each other with outlet pipe, the shipping container outside is three ten opening structures, satisfy intake pipe and be connected connection with the outlet pipe any direction, the casing of shipping container adopts double-layer metal structure, internal compartment is bumped into thermal insulating material, guarantee robustness and the heat insulating ability of shipping container, to be applicable to the moving controller that instrument control panel is housed on the support on chassis and links to each other with instrument control panel under rugged environment and the low temperature environment.
Novel structure of the present invention is unique; have good insulation and heat sinking function; be applicable to move under rugged environment and the low temperature; having satisfied is not having normal water supply and sewage construction in the situation of electric power; the long-term good operation of pump group complete machine under maximum load; prolonged the working life of equipment; adopt the control system master control; the runnability of Real Time Monitoring pumping plant, but alert always is shut down maintenance, also can be used as pipeline simultaneously and detects leak test and pressure testing; function is many; life-span is long, and using effect is good, and huge economic and social benefit is arranged.
Four, description of drawings
Fig. 1 is sectional front view of the present invention.
Fig. 2 is section left view of the present invention.
Fig. 3 is cross sectional plan view of the present invention.
Fig. 4 is controller principle figure of the present invention.
Fig. 5 is workflow diagram of the present invention.
Five, embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described in further detail.
Provided by Fig. 1 to Fig. 5, the present invention includes shipping container, radiator, motor, multistage centrifugal pump, diesel engine water supply unit and fuel tank, radiator 2, motor 3, speedup clutch 5, highly elastic shaft coupling 6, multistage centrifugal pump 7 is contained on the chassis 20 successively, chassis 20 is bolted on the base 29 of shipping container 1, shipping container 1 is with base 29 and separates disassembly and assembly structure, shipping container 1 can lift or skid, and the vertical or horizontal movement of energy, radiator 2 is fixed together with motor 3 combinations, motor 3 links with speedup clutch 5, speedup clutch 5 links through highly elastic shaft coupling 6 and multistage centrifugal pump 7, intake pipe 15 is housed on the water intake of multistage centrifugal pump 7, the water outlet of multistage centrifugal pump 7 is through threeway 9 difference connected water outlet pipe 18 and return pipes 19, gate valve 8 and safety check 14 are housed on the outlet pipe 18 successively, on the pipeline between gate valve 8 and the safety check 14 full-automatic back washing filter is housed, filter precision is 50 μ m, guarantee that the medium of pumping reaches usage requirement, return pipe 19 links to each other with the water intake of speedup clutch 5, the reflux valve 28 that bypass is arranged on the return pipe 19, when pipeline does not need water filling, open reflux valve 28, closing gate valve 8, realize not termination of pumping, make again pump not close the dead point long-play, increase the service life, diesel engine water supply unit 11 and fuel tank 13 are housed in the shipping container 1, diesel engine water supply unit 11 is fixed on the bearing by diesel engine and continuous self-priming pump thereof and consists of, diesel engine links to each other with fuel tank 13, self-priming pump links to each other with outlet pipe 18, shipping container 1 outside is three ten opening structures, satisfy intake pipe 15 and are connected the connection of any direction with outlet pipe, the casing of shipping container 1 adopts double-layer metal structure, internal compartment is bumped into thermal insulating material, guarantee robustness and the heat insulating ability of shipping container, to be applicable to the moving controller IC 1 that instrument control panel 4 is housed on the support on chassis 20 and links to each other with instrument control panel 4 under rugged environment and the low temperature environment.
In order to guarantee using effect, described controller IC 1 is the NTA855-ZKLH-A type controller, and 2 pin of controller IC 1 connect the end of fus FU, the positive pole of another termination starting storage battery of fus FU V through K switch 1, the negative pole of starting storage battery V connects 1 pin of controller IC 1, and ground connection; 18 pin of controller IC 1 connect 1 pin of three terminal regulator IC2, the 2 pin ground connection of three terminal regulator IC2, and 3 pin of three terminal regulator IC2 connect 2 pin of controller IC 1; 9 pin and 10 pin of controller IC 1 connect velocity transducer 22, velocity transducer 22 ground connection; 11 pin and 12 pin of controller IC 1 connect computer 21; 16 pin ground connection of controller IC 1,17 pin of controller IC 1 connect loudspeaker 23, and loudspeaker 23 connect the starting storage battery positive pole; Tutorial light 24a, 24b, the 24c of earth are housed respectively on 3 pin of controller IC 1,4 pin and 5 pin; 13 pin of controller IC 1 connect 1 pin of three terminal regulator IC3, the 2 pin ground connection of three terminal regulator IC3, and motor 3 connects 3 pin of starting storage battery positive pole and three terminal regulator IC3 through control switch K2; 14 pin of controller IC 1 connect 1 pin of three terminal regulator IC4, the 2 pin ground connection of three terminal regulator IC4, and 3 pin connect K switch 3 and the starting storage battery positive pole of multistage centrifugal pump 7; 15 pin of controller IC 1 connect the starting storage battery positive pole through emergency shutdown with K switch 4; 19 pin of controller IC 1,20 pin, 21 pin, 22 pin, 23 pin and 24 pin hang down auxiliary input K switch 9 and far away again auxiliary input K switch 10 with K switch 5, emergency shutdown with K switch 6, the auxiliary input with K switch 7, the auxiliary input with K switch 8, oil level of low fuel pressure of water temperature height with the far-end startup of earth respectively; Fuel level sensor 25, oil pressure sensor 26 and the cooling-water temperature sensor 27 of ground connection are housed respectively on 6 pin of controller IC 1,7 pin and 8 pin;
In described shipping container 1 end face lighting burner 17 is housed;
In shipping container 1, be provided with toolbox 12 above the described fuel tank 13, convenient at any time maintenance;
The outlet pipe 30 that is connected with motor 3 is housed on the described shipping container 1;
On the described intake pipe 15 bottom valve 16 is housed;
Shatter-proof pressure gauge 10 is housed on the water outlet of described multistage centrifugal pump 7.
Described motor 3, multistage centrifugal pump 7, controller IC 1, speedup clutch 5, highly elastic shaft coupling 6, full-automatic back washing filter and starting storage battery are the commercially available prod, are the motor of comings NTAB855-C450 such as model, model is the multistage centrifugal pump of QBZ155-8B, model is the controller of NTA855-ZKLH-A, the speedup clutch that Wenling city boat generator factory produces, the highly elastic shaft coupling that Shanghai Geordie gearing Co., Ltd produces, the full-automatic back washing filter that Changzhou abundant moral Water Management Equipment Ltd. produces, sky, Xiamen power is imported and exported the starting storage battery that Co., Ltd sells;
The environmental conditions that the present invention is suitable for is:
Temperature :-20 ℃-+55 ℃;
Height above sea level: 0-1500m, when 1500m and the operation of above height, pump is inhaled upper Gao Du＜=1.7m;
Weather: the husky dust content of air＜=5%, sleety weather is noted the protection of automatically controlled device;
Air temperature:＜=85%.
The present invention can make series product according to actual needs, specifically sees the following form:
Use condition of the present invention is, by the control system ato unit, motor is in idling mode and drives the multistage centrifugal pump running, at this moment open the shock-proof pressure gauge cock, after having pressure to show, open gradually the gate valve on the outer pipe, regulate simultaneously engine throttle, locate when making rotating speed be shown to rated speed, then treat by regulation gate valve that the pressure gauge display pointer points on the required pressure position and get final product.Motor directly drives multistage centrifugal pump by highly elastic shaft coupling, and multistage centrifugal pump is pumped the water at water source to full-automatic back washing filter by intake pipe, and water is after filtering delivered to outlet pipe; Pipeline between multistage centrifugal pump discharge and the full-automatic back washing filter is equipped with gate valve, with adjust flux and pressure; The multistage centrifugal pump discharge is equipped with the bypassing reflux stream interface, opens when waterflood-transmission line wouldn't need water filling, and unit is not shut down, and can avoid again pump closing the dead point operation; Control system has oil temperature, oil pressure, water temperature over-high and hypervelocity demonstration and protection control.
Compared with prior art, the present invention has following outstanding feature:
1, structure aspects:
(1), this unit box body adopts international twenty equivalent unit structure, firm Liftable and skid can laterally or vertically move freely as required.Container body is reequiped according to the Special use environment, with the general fixedly lock pin of shipping container, and convenient international and domestic long-distance transport; The casing outside is three ten opening structures, and any direction that has satisfied pipeline connects, and each face of casing adopts double-layer metal structure, internal compartment is bumped into the heat insulating ability material, guarantee robustness and the heat insulation of housing, have good insulation and heat sinking function, be applicable to move under rugged environment and the low temperature;
(2), this unit adopts motoring and diesel engine directly to drive two kinds of kinds of drive, is widely used in the operation of field movable formula, the engine-driving kind of drive has satisfied is not having in the situation of electric power normally water supply and sewage construct;
(3), connect speedup clutch and the highly elastic shaft coupling that adopts hydraulic pressure with the driving of multistage centrifugal pump according to pressure and traffic requirement motor, overcome and nullified the problem that the formula shaft coupling transmission often needs maintaining, guaranteed the long-term good operation of fire water pump sledge complete machine under maximum load; Be equipped with lighting set in the shipping container, guarantee the illumination of normal operation at night.This fire water pump sledge unit is according to the demand of pressure, and configurable electric hydaulic speedup clutch increases the fire fighting supply pressure of pump group, satisfies the requirement of pressure of supply water.Hydraulic speed increasing clutch power supply is directly controlled startup, clutch by diesel engine direct-furnish 24v power supply by engine controller, simultaneously, can adopt automatic operation and manually-operable, has guaranteed can also work in that engine controller is malfunctioning;
(4), this unit according to the requirement of pumping medium can the minimum filter precision 50 μ m of supporting full-automatic back washing filter to pipeline water filling or draining, engine start rear driving pump operation, send water to filter, filter import and export by differential pressure switch control carry out automatic backwash, remove contamination, blowdown.Guaranteed that the medium of pumping reaches usage requirement.The filter power supply is by diesel engine direct-furnish 24V power supply controlling run, and filter for installation can be installed along the pump shaft line, also can become with the pump shaft line 90 ° of installations.Pump discharge installs the bypassing reflux stream interface additional, when pipeline does not temporarily need water filling, can open the bypassing reflux stream valve, closes the outlet gate valve, can realize without termination of pumping, makes again pump not close the dead point long-time running, has prolonged the working life of equipment;
(5), this unit gets rid of for operating fault and design is reequiped in maintenance, makes unit just can finish these operations in running state.Break down such as filter temporarily, need the maintenance cleaning, inconvenience is shut down again, and we just arrange a simple and easy bypass filter pipeline at pump discharge, walk around filter and connect waterflood-transmission line, install filter screen additional, in order to can move in not shutdown situation.According to use condition or user's request setting;
(6), this unit is provided with safety check and gate valve at water outlet, the medium of pumping when shutting down maintenance can not cause backflow phenomenon, avoids the water hammer of the excessive formation of return pressure to damage unit.As need constant pressure water supply when shutting down maintenance, supporting constant pressure water supply pressurized tank guarantees all right constant pressure water supply when shutting down maintenance as requested, keeps required pressure;
(7), this unit is provided with fuel tank at internal container, and pouring orifice, oil out port are set respectively, the oil return interface, oil level indicator, fuel outlet, can monitor according to oil level indicator the oil level situation of fuel tank, and fuel tank internal has carried out the working life that preservative treatment has prolonged casing.In addition, internal container also is provided with the toolbox, is convenient to depositing of instrument and depositing of simple accessories, convenient at any time maintenance.
2, intelligent control aspect
This engine set control system adopts master control; engine start rear driving pump operation; engine control system has too high display alarm and the protection controls such as water temperature, oil temperature, oil pressure, hypervelocity; can monitor at any time the runnability of pumping plant; when finding that every data surpass actual operation requirements display alarm, can shut down at any time maintenance.
3, power transmission aspect
(1), this unit adopts motor and pump unsplit bedplate to assemble, and guaranteed the unit concentricity.Motor connects with the driving of pump and has adopted highly elastic shaft coupling, has overcome to nullify the problem that the formula shaft coupling transmission often needs maintaining, has guaranteed the long-term good operation of pump group complete machine under maximum load; Be equipped with lighting set in the shipping container, guarantee the illumination of normal operation at night;
(2), this unit is according to the demand of water injection pressure, configurable speedup clutch increases the water injection pressure of pump group, satisfies the requirement of pressure of supply water.Speedup clutch power supply is by diesel engine direct-furnish 24v power supply, by engine control penal control startup, clutch.
Claims (7)
1. XBZ vehicle mounted fire pump sledge, comprise shipping container, radiator, motor, multistage centrifugal pump, diesel engine water supply unit and fuel tank, it is characterized in that, radiator (2), motor (3), speedup clutch (5), highly elastic shaft coupling (6), multistage centrifugal pump (7) is contained on the chassis (20) successively, chassis (20) is bolted on the base (29) of shipping container (1), shipping container (1) is with base (29) and separates disassembly and assembly structure, shipping container (1) can lift or skid, and the vertical or horizontal movement of energy, radiator (2) is fixed together with motor (3) combination, motor (3) links with speedup clutch (5), speedup clutch (5) links through highly elastic shaft coupling (6) and multistage centrifugal pump (7), intake pipe (15) is housed on the water intake of multistage centrifugal pump (7), the water outlet of multistage centrifugal pump (7) is through threeway (9) difference connected water outlet pipe (18) and return pipe (19), gate valve (8) and safety check (14) are housed on the outlet pipe (18) successively, on the pipeline between gate valve (8) and the safety check (14) full-automatic back washing filter is housed, filter precision is 50 μ m, guarantee that the medium of pumping reaches usage requirement, return pipe (19) links to each other with the water intake of speedup clutch (5), the reflux valve (28) that bypass is arranged on the return pipe (19), when pipeline does not need water filling, open reflux valve (28), closing gate valve (8), realize not termination of pumping, make again pump not close the dead point long-play, increase the service life, diesel engine water supply unit (11) and fuel tank (13) are housed in the shipping container (1), diesel engine water supply unit (11) is fixed on the bearing by diesel engine and continuous self-priming pump thereof and consists of, diesel engine links to each other with fuel tank (13), self-priming pump links to each other with outlet pipe (18), shipping container (1) outside is three ten opening structures, satisfy intake pipe (15) and be connected 18 with outlet pipe) connection of any direction, the casing of shipping container (1) adopts double-layer metal structure, internal compartment is bumped into thermal insulating material, guarantee robustness and the heat insulating ability of shipping container, to be applicable to the moving controller IC 1 that instrument control panel (4) is housed on the support of chassis (20) and links to each other with instrument control panel (4) under rugged environment and the low temperature environment.
2. XBZ vehicle mounted fire pump sledge according to claim 1, it is characterized in that, described controller IC 1 is the NTA855-ZKLH-A type controller, 2 pin of controller IC 1 connect the end of fus FU through K switch 1, the positive pole of another termination starting storage battery of fus FU V, the negative pole of starting storage battery V connects 1 pin of controller IC 1, and ground connection; 18 pin of controller IC 1 connect 1 pin of three terminal regulator IC2, the 2 pin ground connection of three terminal regulator IC2, and 3 pin of three terminal regulator IC2 connect 2 pin of controller IC 1; 9 pin of controller IC 1 and 10 pin connect velocity transducer (22), velocity transducer (22) ground connection; 11 pin of controller IC 1 and 12 pin connect computer (21); 16 pin ground connection of controller IC 1,17 pin of controller IC 1 connect loudspeaker (23), and loudspeaker (23) connect the starting storage battery positive pole; The tutorial light (24a, 24b, 24c) of earth is housed respectively on 3 pin of controller IC 1,4 pin and 5 pin; 13 pin of controller IC 1 connect 1 pin of three terminal regulator IC3, the 2 pin ground connection of three terminal regulator IC3, and motor (3) connects 3 pin of starting storage battery positive pole and three terminal regulator IC3 through control switch K2; 14 pin of controller IC 1 connect 1 pin of three terminal regulator IC4, the 2 pin ground connection of three terminal regulator IC4, and 3 pin connect K switch 3 and the starting storage battery positive pole of multistage centrifugal pump (7); 15 pin of controller IC 1 connect the starting storage battery positive pole through emergency shutdown with K switch 4; 19 pin of controller IC 1,20 pin, 21 pin, 22 pin, 23 pin and 24 pin hang down auxiliary input K switch 9 and far away again auxiliary input K switch 10 with K switch 5, emergency shutdown with K switch 6, the auxiliary input with K switch 7, the auxiliary input with K switch 8, oil level of low fuel pressure of water temperature height with the far-end startup of earth respectively; Fuel level sensor (25), oil pressure sensor (26) and the cooling-water temperature sensor (27) of ground connection are housed respectively on 6 pin of controller IC 1,7 pin and 8 pin.
3. XBZ vehicle mounted fire pump sledge according to claim 1 is characterized in that, in described shipping container (1) end face lighting burner (17) is housed.
4. XBZ vehicle mounted fire pump sledge according to claim 1 is characterized in that, is provided with toolbox (12) above the described fuel tank (13) in shipping container (1).
5. XBZ vehicle mounted fire pump sledge according to claim 1 is characterized in that, the outlet pipe (30) that is connected with motor (3) is housed on the described shipping container (1).
6. XBZ vehicle mounted fire pump sledge according to claim 1 is characterized in that, bottom valve (16) is housed on the described intake pipe (15).
7. XBZ vehicle mounted fire pump sledge according to claim 1 is characterized in that, shatter-proof pressure gauge (10) is housed on the water outlet of described multistage centrifugal pump (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310009901.2A CN103032337B (en) | 2013-01-10 | 2013-01-10 | XBZ vehicle mounted fire pump skid |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310009901.2A CN103032337B (en) | 2013-01-10 | 2013-01-10 | XBZ vehicle mounted fire pump skid |
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| CN103032337A true CN103032337A (en) | 2013-04-10 |
| CN103032337B CN103032337B (en) | 2015-05-13 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107781168A (en) * | 2016-08-25 | 2018-03-09 | 贵州思源医疗器械有限公司 | A kind of liquid-supplying system |
| CN111765092A (en) * | 2020-07-08 | 2020-10-13 | 四川省精瑞石化装备有限公司 | Intelligent water supply pump set |
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| CN2781038Y (en) * | 2005-03-09 | 2006-05-17 | 上海东方泵业(集团)有限公司 | Fire pump unit device with double-power producer |
| KR200439970Y1 (en) * | 2007-04-27 | 2008-05-15 | 수 윤 | Fire engine pump |
| CN201377440Y (en) * | 2008-06-26 | 2010-01-06 | 河南省水泵厂有限公司 | QBZ skid-mounted water injection pump unit |
| CN201865873U (en) * | 2010-11-17 | 2011-06-15 | 湖北业浩动力科技有限公司 | Dual-powered pump unit |
| CN102284161A (en) * | 2011-07-06 | 2011-12-21 | 南京信诚艾尔克工业灭火设备制造有限公司 | Firefighting extinguishment module and control system |
| CN203023070U (en) * | 2013-01-10 | 2013-06-26 | 河南省水泵厂有限公司 | XBZ vehicle-mounted fire pump sledge |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2781038Y (en) * | 2005-03-09 | 2006-05-17 | 上海东方泵业(集团)有限公司 | Fire pump unit device with double-power producer |
| KR200439970Y1 (en) * | 2007-04-27 | 2008-05-15 | 수 윤 | Fire engine pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107781168A (en) * | 2016-08-25 | 2018-03-09 | 贵州思源医疗器械有限公司 | A kind of liquid-supplying system |
| CN111765092A (en) * | 2020-07-08 | 2020-10-13 | 四川省精瑞石化装备有限公司 | Intelligent water supply pump set |
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|---|---|
| CN103032337B (en) | 2015-05-13 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: CITIC Henan road 451482 Zhengzhou economic and Technological Development Zone No. 8 Applicant after: HENAN WATER PUMP FACTORY CO., LTD. Address before: CITIC Henan road 451482 Zhengzhou economic and Technological Development Zone No. 8 Applicant before: Henan Water Pump Factory Co., Ltd. |
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| CB03 | Change of inventor or designer information |
Inventor after: Zhang Chaoxiang Inventor after: Cao Minhong Inventor after: Zhang Lifeng Inventor after: Dan Jianfeng Inventor after: Liu Suling Inventor after: Zhang Kun Inventor after: Han Xiaohong Inventor after: Li Fuxin Inventor after: Liu Fuli Inventor after: Zhang Chaosheng Inventor after: Zhang Liang Inventor after: Liu Heng Inventor before: Zhang Chaoxiang Inventor before: Wang Gexin Inventor before: Liu Suling Inventor before: Han Xiaohong Inventor before: Zhang Chaosheng |
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Free format text: CORRECT: INVENTOR; FROM: ZHANG CHAOXIANG WANG GEXIN LIU SULING HAN XIAOHONG ZHANG CHAOSHENG TO: ZHANG CHAOXIANG LIU SULING ZHANG HAN XIAOHONG LI FUXIN LIU FULI ZHANG CHAOSHENG ZHANG LIANG LIU HENG CAO MINHONG ZHANG LIFENG DAN JIANFENG Free format text: CORRECT: APPLICANT; FROM: HENAN PROVINCE PUMP FACTORY CO., LTD. TO: HENAN WATER PUMP FACTORY GROUP CO., LTD. |
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