CN105545721A - Heat radiation structure integrating water pump and electric adjustment device - Google Patents
Heat radiation structure integrating water pump and electric adjustment device Download PDFInfo
- Publication number
- CN105545721A CN105545721A CN201610067095.8A CN201610067095A CN105545721A CN 105545721 A CN105545721 A CN 105545721A CN 201610067095 A CN201610067095 A CN 201610067095A CN 105545721 A CN105545721 A CN 105545721A
- Authority
- CN
- China
- Prior art keywords
- adjusting device
- electric adjusting
- motor casing
- water pump
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 230000005855 radiation Effects 0.000 title claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 32
- 238000009423 ventilation Methods 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 5
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000191 radiation effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/08—Cooling; Heating; Preventing freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B2201/00—Pump parameters
- F04B2201/08—Cylinder or housing parameters
- F04B2201/0801—Temperature
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a heat radiation structure integrating a water pump and an electric adjustment device. The heat radiation structure comprises a heat radiation fan and a motor shell provided with the electric adjustment device, wherein the heat radiation fan is arranged outside the motor shell; the motor shell is integrally connected with the electric adjustment device; cooling fins are arranged on the outer surface of the motor shell; a support is arranged on the motor shell; the motor shell, the electric adjustment device and the support form a connecting cavity; common cooling fins used for heat radiation of the electric adjustment device and the motor shell simultaneously are arranged in the connecting cavity, the two ends of each common cooling fin are connected with the motor shell and the electric adjustment device correspondingly, and heat radiation is carried out on the motor shell and the electric adjustment device simultaneously through the heat radiation fan on the motor shell. The heat radiation structure integrating the water pump and the electric adjustment device is simple in structure, good in heat radiation effect and low in production cost.
Description
Technical field
The present invention relates to a kind of radiating structure, particularly the integrated radiating structure of a kind of water pump and electric adjusting device.
Background technique
Traditional water pump operationally controls usually to need to carry out auxiliary control by an electric adjusting device (100) to it to reach constant voltage and automated intelligent, but water pump and electric adjusting device (100) are all independently parts, space occupancy is high, and respective independent operating, a cooling fan (010) is all provided with respectively in motor on water pump and electric adjusting device (100), two cooling fans (010) carry out cooling to motor and electric adjusting device (100) respectively, accessory is more, cost is just higher, makes market share low.
Traditional motor and electric adjusting device (100) separated because of it, so water pump and electric adjusting device (100) need the radiating fin (202) be respectively equipped with further to dispel the heat to self, processing cost is increased greatly.
Cooling fan (010) on traditional motor is for accessory (as: motor, the rotor) heat radiation inner to motor casing (200), because motor casing (200) is for closed, do not circulate in inside, last is only rely on the radiating fin (202) be distributed on motor casing (200) to dispel the heat, and causes radiating effect poor.
In addition, the radiating fin (202) on motor in the market does not cover motor casing (200) completely, and dispelling the heat in the maximum 270 degree of orientation of radiating fin, causes the radiating effect of motor not good.
Summary of the invention
Object of the present invention is overcome the deficiency existed in background technique, and the object of the invention is to propose the integrated radiating structure of a kind of structure is simple, good heat dissipation effect, cost of production are low water pump and frequency-variable controller, its concrete scheme is as follows:
For achieving the above object, the present invention adopts following scheme:
The integrated radiating structure of a kind of water pump and electric adjusting device, comprise cooling fan (010) and be provided with the motor casing (200) of electric adjusting device (100), motor casing is outside equipped with cooling fan (010), motor casing (200) is connected with electric adjusting device (100) one, motor casing (200) outer surface is provided with radiating fin (202), described motor casing (200) is provided with bearing (203), motor casing (200), electric adjusting device (100) and bearing (203) form one and are connected chamber (300), connect in chamber (300) and be provided with for simultaneously to the common fins (301) that electric adjusting device (100) and motor casing (200) dispel the heat, the two ends of common fins (301) respectively with motor casing (200), electric adjusting device (100) connects, and come to dispel the heat to motor casing and electric adjusting device (100) by the cooling fan (010) on motor casing (200) simultaneously.
The present invention is set to further: be provided with the first chamber (201) in described motor casing (200), be provided with the second chamber (101) with the first chamber (201) intercommunication in electric adjusting device (100), and the heat radiation that cooling fan (010) is produced is distinguished and admirable can circulate between the first chamber (201) and the second chamber (101).
The present invention is set to further: described motor casing (200) is provided with the first through hole, electric adjusting device (100) is provided with the second through hole (102), is provided with the ventilation duct (400) running through the first chamber (201) and the second chamber (101) between the first through hole and the second through hole (102).
The present invention is set to further: one end of described ventilation duct (400) is fixedly connected with the first through hole.
The present invention is set to further: described electric adjusting device (100) is provided with several positioning blocks (103), and bearing (203) is provided with and the positioning means of limiting stopper adaptation (500).
The present invention is set to further: described positioning means (500) comprises two positioning plates (501) for placement positioning block (103), and positioning plate (501) is fixedly connected with bearing (203), motor casing (200) respectively.
The present invention is set to further: described positioning block (103) and bearing (203) are bolted to connection, thus realizes frequency-variable controller and be connected with the integral type of motor casing (200).
The present invention is set to further: described positioning block (103) is provided with the interior threaded hole (104) coordinated with bolt, and bearing (203) is provided with and passes and the third through-hole (204) adaptive with interior threaded hole (104) for bolt.
The present invention is set to further: described radiating fin (202) and common fins (301) are combined to form 360 degree of radiating structures of motor casing (200).
The present invention is set to further: one end of described common fins (301) is fixedly connected with electric adjusting device (100), and the other end is conflicted with motor casing (200) and is connected.The present invention is set to further: one end of described common fins (301) is fixedly connected with electric adjusting device (100), and the other end is conflicted with motor casing (200) and is connected.
The invention has the beneficial effects as follows: the present invention is connected with electric adjusting device (100) one by arranging motor casing (200), thus the constant pressure frequency conversion realizing pump controls, and also reduces the space occupancy of electric adjusting device (100).The present invention is provided with the first chamber (201) by motor casing (200), the second chamber (101) with the first chamber (201) intercommunication is provided with in electric adjusting device (100), and the heat radiation making cooling fan (010) produce is distinguished and admirable can circulate between the first chamber (201) and the second chamber (101), the heat radiation that cooling fan (010) is produced is distinguished and admirable not only can carry out cooling to motor casing (200) inner electrical equipment, can also to being circulated to electric adjusting device (100) inside and carrying out cooling to electric adjusting device (100), achieve motor radiating blower fan (010) can dispel the heat to motor casing (200) and electric adjusting device (100) simultaneously, cooling.The present invention is provided with for simultaneously to the common fins (301) that electric adjusting device (100) and motor casing (200) dispel the heat by connecting in chamber (300), the two ends of common fins (301) are connected with motor casing (200), electric adjusting device (100) respectively, common fins (301) can carry out cooling to motor and electric adjusting device (100) simultaneously respectively, thus make radiating effect best, adopt common fins (301) also to make processing cost reduce.The present invention is provided with several positioning blocks (103) by electric adjusting device (100), bearing (203) is provided with and the positioning means of limiting stopper adaptation (500), positioning block (103) coordinates with positioning means (500) to be placed and installs with not only facilitating electric adjusting device (100), can also be used for being fixed electric adjusting device (100), prevent electric adjusting device (100) from occurring mobile phenomenon.The present invention is combined to form 360 degree of radiating structures of motor casing (200) by arranging radiating fin (202) and common fins (301), the fan hot side having increased substantially motor casing (200) amasss, and effectively reduces electric machine temperature rise.
Accompanying drawing explanation
Fig. 1 is the structural representation of the integrated radiating structure of a kind of water pump of the present invention and electric adjusting device.
Fig. 2 is the structural representation of motor casing of the present invention and electric adjusting device.
Fig. 3 is the structural representation of motor casing of the present invention.
Fig. 4 is the structural representation of electric adjusting device of the present invention.
Accompanying drawing annotates: cooling fan-010, electric adjusting device-100, motor casing-200, first chamber-201, radiating fin-202, the second chamber-101, bearing-203, connects chamber-300, common fins-301, second through hole-102, ventilation duct-400, positioning block-103, positioning means-500, positioning plate-501, interior threaded hole-104, third through-hole-204.
Embodiment
The present invention will be further described, by particular specific embodiment, embodiments of the present invention is described below, and the content that person skilled in the art scholar can be disclosed by this specification understands other advantages of the present invention and effect easily.
Notice, structure, ratio, size etc. that this specification institute accompanying drawings is drawn, content all only in order to coordinate specification to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the present invention, therefore the essential meaning on not possessing skills, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the present invention can produce and the object that can reach, all should still drop in scope that disclosed technology contents can contain; Simultaneously, quote in this specification as " on ", the term such as D score "left", "right", also only for ease of understanding of describing, and be not used to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as enforceable category of the present invention.
Below will be described in detail reconstruction structure of the present invention by specific embodiment.
With reference to figure 1-Fig. 4, the integrated radiating structure of a kind of water pump and electric adjusting device, comprise the cooling fan 010 that water pump carries and the motor casing 200 being provided with electric adjusting device 100, this electric adjusting device 100 can be frequency-variable controller, motor casing 200 is outside equipped with cooling fan 010, and motor casing 200 is connected with electric adjusting device 100 one, thus realizes the constant pressure frequency conversion intelligent control of pump, and electric adjusting device 100 is arranged on motor casing 200, reduce space occupancy.Motor casing 200 outer surface is provided with radiating fin 202, described motor casing 200 is provided with bearing 203, motor casing 200, electric adjusting device 100 and bearing 203 form a connection chamber 300, connect in chamber 300 and be provided with for simultaneously to the common fins 301 that electric adjusting device 100 and motor casing 200 dispel the heat, the two ends of common fins 301 respectively with motor casing 200, electric adjusting device 100 connects, and motor casing and electric adjusting device 100 are dispelled the heat by the cooling fan 010 on motor casing 200 simultaneously, the two ends of common fins 301 are connected with electric adjusting device 100 respectively, any two adjacent common fins 301 form a grid mouth, the heat radiation that the cooling fan 010 carried on motor casing 200 produces is distinguished and admirable dispels the heat to motor and electric adjusting device 100 through grid mouth simultaneously, and the radiating fin radiating effect of composition grid mouth shape is better, achieve a cooling fan to dispel the heat to water pump and electric adjusting device simultaneously simultaneously, decrease number of fitting parts.In addition, motor and electric adjusting device 100 use common fins, and processing cost can also be made to reduce.
With reference to figure 1, Fig. 2, the first chamber 201 is provided with in described motor casing 200, be provided with the second chamber 101 with the first chamber 201 intercommunication in electric adjusting device 100, and the heat radiation that cooling fan 010 is produced is distinguished and admirable can circulate between the first chamber 201 and the second chamber 101.The heat radiation that cooling fan 010 is produced is distinguished and admirable not only can carry out cooling to motor casing 200 inner heat components and parts, can also to being circulated to electric adjusting device 100 inside and carrying out cooling to electric adjusting device 100, achieving motor radiating blower fan 010 can dispel the heat to motor and electric adjusting device 100, cool simultaneously.This electric adjusting device 100 is also provided with the exhaust vent (not looking in figure) flowed through for radiation air, by the distinguished and admirable discharge of heat radiation in motor casing 200 and electric adjusting device 100, heat radiation can be unified to motor and electric adjusting device 100 further.
With reference to figure 2, Fig. 3, described motor casing 200 is provided with the first through hole (not looking in figure), electric adjusting device 100 is provided with the second through hole 102, the ventilation duct 400 running through the first chamber 201 and the second chamber 101 is provided with between first through hole and the second through hole 102, the radiation air that this cooling fan 010 produces flows through this ventilation duct 400 and flows in electric adjusting device 100, thus electric adjusting device 100 is dispelled the heat, realizing motor radiating blower fan 010 further can dispel the heat to motor and electric adjusting device 100, cool simultaneously.More must facilitate to make production and processing and installing, one end of described ventilation duct 400 is fixedly connected with the first through hole.
With reference to figure 2, Fig. 3, described electric adjusting device 100 is provided with several positioning blocks 103, bearing 203 is provided with the positioning means 500 with limiting stopper adaptation, positioning block 103 coordinates with positioning means 500 and not only facilitates electric adjusting device 100 ground to place and install, can also be used for being fixed electric adjusting device 100, prevent electric adjusting device 100 from occurring mobile phenomenon.In order to limit the movement of positioning block 103, positioning means 500 comprises two positioning plates 501 for placement positioning block 103, is fixedly connected with respectively by positioning plate 501, can increases the intensity of positioning plate 501 with bearing 203, motor casing 200.Described positioning block 103 and bearing 203 are bolted to connection, thus realize frequency-variable controller and be connected with the integral type of motor casing 200, realize the constant pressure frequency conversion control of pump.Described positioning block 103 is provided with the interior threaded hole 104 coordinated with bolt, bearing 203 be provided with for bolt through and with the third through-hole 204 of interior threaded hole 104 adaptation, bolt is threaded with interior threaded hole 104 through third through-hole 204, thus motor casing 200 and electric adjusting device 100 interfix.
With reference to figure 2, radiating fin 202 and common fins 301 are combined to form the 360 deg radiating structure of motor casing 200, and the fan hot side having increased substantially motor casing 200 amasss, and effectively reduces electric machine temperature rise.
With reference to figure 4, in order to make production and processing easier, one end of described common fins 301 is fixedly connected with electric adjusting device 100, and the other end is conflicted with motor casing 200 and is connected.
The foregoing is only preferred embodiment of the present invention, is not restriction with the present embodiment, and all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the integrated radiating structure of a water pump and electric adjusting device, it is characterized in that: comprise cooling fan (010) and be provided with the motor casing (200) of electric adjusting device (100), motor casing is outside equipped with cooling fan (010), motor casing (200) is connected with electric adjusting device (100) one, motor casing (200) outer surface is provided with radiating fin (202), described motor casing (200) is provided with bearing (203), motor casing (200), electric adjusting device (100) and bearing (203) form one and are connected chamber (300), connect in chamber (300) and be provided with for simultaneously to the common fins (301) that electric adjusting device (100) and motor casing (200) dispel the heat, the two ends of common fins (301) respectively with motor casing (200), electric adjusting device (100) connects, and come to dispel the heat to motor casing and electric adjusting device (100) by the cooling fan (010) on motor casing (200) simultaneously.
2. the integrated radiating structure of a kind of water pump according to claim 1 and electric adjusting device, it is characterized in that: in described motor casing (200), be provided with the first chamber (201), be provided with the second chamber (101) with the first chamber (201) intercommunication in electric adjusting device (100), and the heat radiation that cooling fan (010) is produced is distinguished and admirable can circulate between the first chamber (201) and the second chamber (101).
3. the integrated radiating structure of a kind of water pump according to claim 2 and electric adjusting device, it is characterized in that: described motor casing (200) is provided with the first through hole, electric adjusting device (100) is provided with the second through hole (102), is provided with the ventilation duct (400) running through the first chamber (201) and the second chamber (101) between the first through hole and the second through hole (102).
4. the integrated radiating structure of a kind of water pump according to claim 3 and electric adjusting device, is characterized in that: one end of described ventilation duct (400) is fixedly connected with the first through hole.
5. the integrated radiating structure of a kind of water pump according to claim 2 and electric adjusting device, it is characterized in that: described electric adjusting device (100) is provided with several positioning blocks (103), bearing (203) is provided with and the positioning means of limiting stopper adaptation (500).
6. the integrated radiating structure of a kind of water pump according to claim 5 and electric adjusting device, it is characterized in that: described positioning means (500) comprises two positioning plates (501) for placement positioning block (103), and positioning plate (501) is fixedly connected with bearing (203), motor casing (200) respectively.
7. the integrated radiating structure of a kind of water pump according to claim 6 and electric adjusting device, it is characterized in that: described positioning block (103) and bearing (203) are bolted to connection, thus realize frequency-variable controller and be connected with the integral type of motor casing (200).
8. the integrated radiating structure of a kind of water pump according to claim 7 and electric adjusting device, it is characterized in that: described positioning block (103) is provided with the interior threaded hole (104) coordinated with bolt, bearing (203) is provided with and passes and the third through-hole (204) adaptive with interior threaded hole (104) for bolt.
9. a kind of water pump according to claim 2-8 any one and the integrated radiating structure of electric adjusting device, is characterized in that: described radiating fin (202) and common fins (301) are combined to form 360 degree of radiating structures of motor casing (200).
10. the integrated radiating structure of a kind of water pump according to claim 9 and electric adjusting device, it is characterized in that: one end of described common fins (301) is fixedly connected with electric adjusting device (100), the other end is conflicted with motor casing (200) and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067095.8A CN105545721B (en) | 2016-01-29 | 2016-01-29 | A kind of integrated radiating structure of water pump and electric adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067095.8A CN105545721B (en) | 2016-01-29 | 2016-01-29 | A kind of integrated radiating structure of water pump and electric adjusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105545721A true CN105545721A (en) | 2016-05-04 |
| CN105545721B CN105545721B (en) | 2018-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610067095.8A Active CN105545721B (en) | 2016-01-29 | 2016-01-29 | A kind of integrated radiating structure of water pump and electric adjusting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN105545721B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907312A (en) * | 2017-03-23 | 2017-06-30 | 张家港润盛科技材料有限公司 | Small-size air compressor shell |
| EP3809564A1 (en) * | 2019-10-15 | 2021-04-21 | Baumüller Nürnberg GmbH | Drive |
| CN113784553A (en) * | 2021-08-16 | 2021-12-10 | 北京精密机电控制设备研究所 | Hundreds kilowatt level underwater high-power control driver |
| WO2023285524A1 (en) * | 2021-07-15 | 2023-01-19 | KSB SE & Co. KGaA | Noise-optimized centrifugal pump |
| JP7475624B2 (en) | 2019-06-10 | 2024-04-30 | 株式会社川本製作所 | Water supply equipment |
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| JPH11210640A (en) * | 1998-01-22 | 1999-08-03 | Kawamoto Pump Mfg Co Ltd | Pump device |
| EP1511156A2 (en) * | 2003-08-26 | 2005-03-02 | Wilo Ag | Optimized cooling air guide |
| DE102005032969A1 (en) * | 2005-07-14 | 2007-02-08 | Siemens Ag | Inverter motor with cooling fan, includes motor unit formed with cooling fins at one side and thermal barrier arranged with respect to inverter, and fan axially arranged on face of motor unit |
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| US20140140872A1 (en) * | 2011-07-08 | 2014-05-22 | Hanning Elektro-Werke Gmbh & Co. Kg | Electric motor |
| CN204099180U (en) * | 2014-10-14 | 2015-01-14 | 台州韩进泵业有限公司 | Be provided with the intelligent pump of controller heat dissipation wind channel |
| CN204646615U (en) * | 2015-05-28 | 2015-09-16 | 钟灵宪 | Horizontal pump intelligent controller |
| CN205503437U (en) * | 2016-01-29 | 2016-08-24 | 沈云明 | Water pump and electronic adjustment device's integral type heat radiation structure |
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2016
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| JPH11210640A (en) * | 1998-01-22 | 1999-08-03 | Kawamoto Pump Mfg Co Ltd | Pump device |
| EP1511156A2 (en) * | 2003-08-26 | 2005-03-02 | Wilo Ag | Optimized cooling air guide |
| DE102005032969A1 (en) * | 2005-07-14 | 2007-02-08 | Siemens Ag | Inverter motor with cooling fan, includes motor unit formed with cooling fins at one side and thermal barrier arranged with respect to inverter, and fan axially arranged on face of motor unit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106907312A (en) * | 2017-03-23 | 2017-06-30 | 张家港润盛科技材料有限公司 | Small-size air compressor shell |
| JP7475624B2 (en) | 2019-06-10 | 2024-04-30 | 株式会社川本製作所 | Water supply equipment |
| EP3809564A1 (en) * | 2019-10-15 | 2021-04-21 | Baumüller Nürnberg GmbH | Drive |
| WO2023285524A1 (en) * | 2021-07-15 | 2023-01-19 | KSB SE & Co. KGaA | Noise-optimized centrifugal pump |
| CN113784553A (en) * | 2021-08-16 | 2021-12-10 | 北京精密机电控制设备研究所 | Hundreds kilowatt level underwater high-power control driver |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105545721B (en) | 2018-07-10 |
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Denomination of invention: An integrated heat dissipation structure of water pump and electric regulating device Effective date of registration: 20220331 Granted publication date: 20180710 Pledgee: Zhejiang Wenling United Village Bank Co.,Ltd. Pledgor: PRODN INTELLIGENT CONTROL ELECTRONIC TECHNOLOGY (ZHEJIANG) CO.,LTD. Registration number: Y2022330000452 |
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Granted publication date: 20180710 Pledgee: Zhejiang Wenling United Village Bank Co.,Ltd. Pledgor: PRODN INTELLIGENT CONTROL ELECTRONIC TECHNOLOGY (ZHEJIANG) CO.,LTD. Registration number: Y2022330000452 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20240408 Address after: Room 02, Building 02, No. 1128 Nanci 1st Road, Anhui Xinwu Economic Development Zone, Wanzhou District, Wuhu City, Anhui Province, 242500 Patentee after: Poluodun Intelligent Pump Industry (Anhui) Co.,Ltd. Country or region after: China Address before: 317500 Room 401, 2 Chuang Chuang building, 1333 Wanchang Road, Chengdong street, Wenling, Taizhou, Zhejiang, China Patentee before: PRODN INTELLIGENT CONTROL ELECTRONIC TECHNOLOGY (ZHEJIANG) CO.,LTD. Country or region before: China |