CN221347301U - Electronic water pump - Google Patents
Electronic water pump Download PDFInfo
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- CN221347301U CN221347301U CN202323316776.8U CN202323316776U CN221347301U CN 221347301 U CN221347301 U CN 221347301U CN 202323316776 U CN202323316776 U CN 202323316776U CN 221347301 U CN221347301 U CN 221347301U
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- control box
- casing
- outer end
- water pump
- box
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 81
- 238000001035 drying Methods 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 31
- 239000002274 desiccant Substances 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- 108091006146 Channels Proteins 0.000 abstract description 12
- 102000010637 Aquaporins Human genes 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 4
- 108010063290 Aquaporins Proteins 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 description 13
- 230000009286 beneficial effect Effects 0.000 description 12
- 238000010521 absorption reaction Methods 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012369 In process control Methods 0.000 description 2
- 238000010965 in-process control Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to an electronic water pump, which solves the problems that the existing control box on the water pump has poor heat dissipation effect, and condensate water is easy to be generated in the control box to damage electronic components, and the like, and adopts the following technical scheme: the outer end of the casing of motor sets up the controller, and the bottom of the control box on the controller sets up inside and outside grafting mouth that link up, and the outer end of casing inserts in the grafting mouth, and the outer wall of casing and the bottom seal cooperation of control box, the inside of casing set up water channel, water channel intercommunication pump body are last to advance water channel and play water channel, and water channel makes the outer end of casing carries out the water cooling to the inner chamber of control box. The effect is that: the water flow channel inside the motor shell is used for cooling the outer end of the motor shell, the outer end of the motor shell is used for cooling the controller, and the inner cavity of the control box is dried by the drying device matched with the inner cavity of the control box, so that condensed water is prevented from being precipitated in the control box.
Description
Technical Field
The utility model relates to the field of water pumps, in particular to an electronic water pump.
Background
The controller on the electronic water pump is used for driving the motor on the electronic water pump to continuously run and rapidly process various emergency conditions. In the working process of the controller, heat is generated, heat needs to be dissipated in time, otherwise, faults and even burnout are easy to occur, and the electronic water pump cannot work normally. Most of the existing electronic water pumps (such as those used in water chiller) adopt an air convection heat dissipation mode with low heat dissipation efficiency and high cost to dissipate heat for the controller. Attempts have also been made to attempt to dissipate heat in a water-cooled manner with high heat dissipation efficiency and low cost. However, the existing water cooling method also has some problems: condensed water is easy to separate out in the controller, and the condensed water is easy to corrode a control board, electronic components and the like in the controller, so that the insulating strength of the controller is reduced, a short circuit phenomenon occurs, the controller cannot be normally used, the normal operation of the electronic water pump is influenced, the service life of the controller is influenced, the maintenance probability and the maintenance cost of the controller are increased, and related accidents are easily caused by the fact that the electronic water pump cannot normally operate due to the failure of the controller.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provide an electronic water pump, wherein the outer end of a motor shell is cooled through a water flow channel in the motor shell, the controller is cooled through the cooled outer end of the motor shell, the inner cavity of a control box is dried through a drying device matched with the inner cavity of the control box, condensed water is prevented from being separated out from the control box, the control box is prevented from being damaged by the condensed water, the normal operation of the control box and the electronic water pump is ensured, and the service lives of the control box and the electronic water pump are prolonged.
The technical aim of the utility model is mainly solved by the following technical scheme: the utility model provides an electronic water pump, includes the pump body, drives the motor of the internal impeller of pump, its characterized in that the outer end of the casing of motor sets up the controller, the bottom of the control box on the controller sets up inside and outside through's interface, the outer end of casing insert in the interface, the outer wall of casing with the sealed cooperation of bottom of control box, the inside of casing sets up water channel, water channel intercommunication water inlet channel and water outlet channel on the pump body, water channel makes the outer end of casing is right the inner chamber of control box carries out water cooling. In this technical scheme, during operation of the electronic water pump, the water flow in the pump body flows through the water flow channel of the motor casing (namely the casing), the water flow takes away the heat of the motor casing, and the outer end of the motor casing stretches into in the control box, the heat conduction inside the control box is given to the motor casing, and the water flow is taken away by the motor casing rethread to reach the purpose of cooling the control box. And with control box inner chamber complex drying device to control box inner chamber in the air dry, avoid separating out the comdenstion water in the in-process control box to the control box cooling through the motor casing to avoid the comdenstion water to cause the destruction to the control box, be favorable to guaranteeing control box, electronic water pump normal operating, and improve control box and electronic water pump's life.
As a further improvement and supplement to the technical scheme, the utility model adopts the following technical measures: the wall body at the outer end of the shell is provided with a boss with a concave inner side and a convex outer side, and the boss is arranged corresponding to the heating component in the control box. The boss is favorable to making the casing can more parts stretch into in the control box body, avoids producing the interference to parts such as control panel, components and parts in the control box body again simultaneously, and the boss corresponds the setting with the position of components and parts that generate heat such as control panel, components and parts, can improve boss to the inside radiating efficiency of control box.
The inner wall of the plug-in port is provided with a baffle ring extending towards the central direction of the plug-in port, the edge of the outer end of the shell is propped against the outer wall of the baffle ring, and the boss extends into the plug-in port. The baffle ring is used for limiting the outer end of the shell, so that the baffle ring is favorable for efficient and accurate assembly of the shell and the control box, meanwhile, the depth that the boss stretches into the inner cavity of the control box can be ensured, the boss is favorable for avoiding control boards or components in the control box, and interference of the boss to the control boards or components in the control box is avoided.
The drying device comprises a mounting cavity arranged on the periphery of the boss, and a drying agent is arranged in the mounting cavity. Because the boss is the main part that cools off control box inner chamber, easily forms the comdenstion water in boss periphery, consequently, set up drying device in boss periphery, can improve the moisture absorption efficiency, avoid comdenstion water to form. The drying device is formed by adopting the mode of the installation cavity and the drying agent, so that the drying agent with moisture absorption and saturation can be replaced conveniently and timely, the internal environment of the control box is ensured to be always dry, and the condensed water is prevented from being generated in the control box.
The desiccant has a housing or casing that circulates air inside and outside the housing or casing, the shape of the housing or casing being adapted to the shape of the mounting cavity. The outside of the drying agent is provided with a shell or a jacket, which is beneficial to the convenient replacement of the drying agent. The shell or the jacket enables the inside and outside air to circulate, so that the desiccant can contact with the air, thereby achieving the aim of moisture absorption.
The installation cavity is a cavity formed by recessing an outer end wall body of the shell, a blocking part extending towards the middle line direction is arranged at the edge of the opening end of the installation cavity, and the blocking part is used for limiting the drying agent in the installation cavity. The wall body of the mounting cavity and the outer end wall body of the shell are of an integrated structure and are formed by pressing or die forming, so that the structure is simplified, the production efficiency is improved, proper weight and use strength can be ensured, and the use reliability is improved.
The control box comprises a box body and a box cover matched with the box body, wherein the box cover is provided with a containing cavity, a control board is arranged in the containing cavity of the box body, components are arranged on the control board, ventilation holes are formed in the box cover, and a waterproof breathable film is arranged in the ventilation holes. The control box comprises a box body and a box cover matching mode, and is beneficial to facilitating the assembly of control boards and components. The box cover is provided with the air holes and the waterproof breathable film, after the control box is packaged, the control box is internally air-pumped and dehumidified, and the waterproof breathable film is beneficial to always keeping the control box dry.
In order to ensure that the communication between the inside and the outside of the control box is only through the ventilation holes, the waterproof ventilation film is beneficial to preventing moisture in the outside air from entering the inside of the control box and is used for keeping the inside of the control box dry all the time, and then a first sealing ring is arranged at the splicing part between the box body and the box cover.
In order to limit the first sealing ring, the sealing effect is improved, meanwhile, the assembly is convenient, a first groove is formed in the spliced part of the box body or the box cover, and the first sealing ring is embedded in the first groove.
In order to further improve the sealing effect of the control box, only the air holes are communicated with the outside, the plug-in port is arranged on the bottom wall of the box body, a second groove is formed in the bottom wall, a second sealing ring is arranged in the second groove, and the second sealing ring seals a gap between the bottom wall of the box body and the machine shell. The second groove is used for limiting the second sealing ring, so that the second sealing ring is beneficial to effectively and reliably sealing a gap between the bottom wall of the box body and the machine shell, and is beneficial to the tightness of the control box (except the ventilation holes), so that the inside of the control box is kept dry all the time.
The utility model has the beneficial effects that: 1. the water flow channel inside the motor shell is used for cooling the outer end of the motor shell, the outer end of the motor shell is used for cooling the controller, the inner cavity of the control box is dried through the drying device matched with the inner cavity of the control box, condensed water is prevented from being separated out from the control box, damage to the control box caused by the condensed water is avoided, normal operation of the control box and the electronic water pump is guaranteed, and the service lives of the control box and the electronic water pump are prolonged. 2. The control box is communicated with the outside air only at the air vent position, and the air vent position is provided with a waterproof and breathable film for filtering moisture in the air and entering the control box, so that the drying inside the control box is kept. 3. The setting of boss is favorable to the casing to be more close control panel and components and parts in the control box, improves the radiating effect, can avoid interfering control panel and components and parts simultaneously. 4. The drying device is arranged at the periphery of the boss, which is favorable for preventing condensed water from being generated. 5. The arrangement of the first sealing ring, the first groove, the second sealing ring and the second groove is beneficial to improving the sealing effect of the first sealing ring and the second sealing ring, so that the control box (except the ventilation holes) is in a sealing state and is communicated with the outside only through the ventilation holes.
Drawings
Fig. 1 is a schematic cross-sectional view of the present utility model.
Fig. 2 is a schematic diagram of an explosive structure according to the present utility model.
Fig. 3 is a schematic structural view of the casing in the present utility model.
Fig. 4 is a schematic view of an exploded construction of the control box of the present utility model.
In the figure: 1. a pump body; 2. an impeller; 3. a housing; 4. a controller; 5. a control box; 6. an interface; 7. a water passing channel; 8. a water inlet channel; 9. a water outlet channel; 10. a drying device; 11. a boss; 12. a component; 13. a baffle ring; 14. a mounting cavity; 15. a drying agent; 16. a blocking part; 17. a case body; 18. a box cover; 19. a control board; 20. ventilation holes; 21. a waterproof breathable film; 22. a first seal ring; 23. a first groove; 24. a second seal ring; 25. and a second groove.
Detailed Description
The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings.
Examples: as shown in fig. 1-4, an electronic water pump includes a pump body 1, and a motor for driving an impeller 2 in the pump body 1, and the difference between the technical scheme and the prior art is that:
The outer end of the casing 3 of motor sets up controller 4, the bottom of the control box 5 on the controller 4 sets up inside and outside jack 6 that link up, the outer end of casing 3 insert in jack 6, the outer wall of casing 3 with the bottom seal cooperation of control box 5, the inside of casing 3 sets up water channel 7, water channel 7 intercommunication water inlet channel 8 and water outlet channel 9 on the pump body 1, water channel 7 makes the outer end of casing 3 is right the inner chamber of control box 5 carries out the water cooling.
For this technical scheme, during operation of the electronic water pump, water flow in the pump body 1 flows through the water flow channel of the motor casing 3 (namely the casing 3), the water flow takes away the heat of the motor casing 3, the outer end of the motor casing 3 stretches into the control box 5, the heat in the control box 5 is conducted to the motor casing 3, and the water flow is taken away by the motor casing 3, so that the purpose of radiating and cooling the control box 5 is achieved. And with control box 5 inner chamber complex drying device 10 dry the air in the control box 5 inner chamber, avoid separating out the comdenstion water in the in-process control box 5 that reduces the temperature to control box 5 through motor casing 3 to avoid the comdenstion water to cause the destruction to control box 5, be favorable to guaranteeing control box 5, electronic water pump normal operating, and improve control box 5 and electronic water pump's life.
In order to improve the cooling effect and reduce mutual interference, the wall body at the outer end of the casing 3 is provided with a boss 11 with a concave inner side and a convex outer side, and the boss 11 is arranged corresponding to the heating component 12 in the control box 5.
The arrangement of the boss 11 enables more parts of the outer end part of the casing 3 to extend into the box body 17 of the control box 5, so that the cooling part of the casing is closer to the heating component, interference to components such as the control board 19 and the component 12 in the box body 17 of the control box 5 is avoided, the boss 11 is correspondingly arranged with the positions of the heating component 12 such as the control board 19 and the component 12, and the heat dissipation efficiency of the boss 11 to the inside of the control box 5 can be improved.
In order to improve the assembly efficiency and the assembly precision, the inner wall of the plug port 6 is provided with a baffle ring 13 extending towards the center direction of the plug port 6, the edge of the outer end of the shell 3 is propped against the outer wall of the baffle ring 13, and the boss 11 extends into the plug port 6. The outer end of the shell 3 is limited by the baffle ring 13, so that the shell 3 and the control box 5 can be efficiently and accurately assembled by the baffle ring 13, meanwhile, the depth of the boss 11 extending into the inner cavity of the control box 5 can be ensured, the boss 11 is facilitated to avoid the control board 19 or the component 12 in the control box 5, and interference of the boss 11 to the control board 19 or the component 12 in the control box 5 is avoided.
In order to improve the moisture absorption effect and prevent condensed water from being generated, the drying device 10 comprises a mounting cavity 14 arranged at the periphery of the boss 11, and a drying agent 15 is arranged in the mounting cavity 14.
Since the boss 11 is a main part for cooling the inner cavity of the control box 5, condensed water is easily formed around the boss 11, and therefore, the drying device 10 is provided around the boss 11, which can improve the moisture absorption efficiency and avoid the formation of condensed water. The drying device 10 is formed by adopting the mode of the installation cavity 14 and the drying agent 15, so that the drying agent 15 with moisture absorption and saturation can be replaced conveniently and timely, the internal environment of the control box 5 is ensured to be always dry, and the internal of the control box 5 is ensured to avoid generating condensed water.
To facilitate replacement of the desiccant 15, the desiccant 15 has a housing or casing that circulates air inside and outside the housing or casing, the shape of which is adapted to the shape of the mounting cavity 14. The desiccant 15 has a housing or jacket on the exterior to facilitate easy replacement of the desiccant 15. The outer shell or the outer sleeve enables the air inside and outside to circulate, so that the desiccant 15 can contact the air, thereby achieving the purpose of moisture absorption.
In order to improve the production efficiency, reduce the number of parts and improve the reliability of products, the installation cavity 14 is a cavity formed by recessing the outer end wall body of the casing 3, the edge of the opening end of the installation cavity 14 is provided with a blocking part 16 extending towards the middle line direction, and the blocking part 16 is used for limiting the drying agent 15 in the installation cavity 14. The wall body of the mounting cavity 14 and the outer end wall body of the shell 3 are of an integrated structure, and are formed by pressing or die forming, so that the structure is simplified, the production efficiency is improved, proper weight and use strength can be ensured, and the use reliability is improved.
Further, in order to improve the convenience of installation of the control box, the control box 5 includes a box body 17 and a box cover 18 matched with the box body 17, the box cover 18 has a containing cavity, a control board 19 is arranged in the containing cavity of the box body 17, a component 12 is arranged on the control board 19, an air hole 20 is arranged on the box cover 18, and a waterproof and breathable film 21 is arranged in the air hole 20. The control box 5 comprises a box body 17 and a box cover 18 which are matched, so that the control board 19 and the components 12 can be conveniently assembled. The ventilation holes 20 and the waterproof breathable film 21 are formed in the box cover 18, and after the control box 5 is assembled, the control box 5 is air-pumped and dehumidified, and the waterproof breathable film 21 is beneficial to always keeping the inside of the control box 5 dry.
In order to make the communication between the inside and the outside of the control box 5 only depend on the ventilation holes 20, which is beneficial to making the waterproof ventilation film 21 avoid the moisture in the outside air from entering the inside of the control box 5, and is used for keeping the inside of the control box 5 dry all the time, then the first sealing ring 22 is arranged at the splicing position between the box body 17 and the box cover 18.
In order to limit the first sealing ring 22, the sealing effect is improved, meanwhile, the assembly is convenient, a first groove 23 is formed in the splicing part of the box body 17 or the box cover 18, and the first sealing ring 22 is embedded in the first groove 23.
In order to further improve the sealing effect of the control box 5, only the ventilation holes 20 are in air communication with the outside, the plug-in port 6 is arranged on the bottom wall of the box body 17, a second groove 25 is arranged on the bottom wall, a second sealing ring 24 is arranged in the second groove 25, and the second sealing ring 24 seals a gap between the bottom wall of the box body 17 and the machine shell 3. The second groove 25 is configured to limit the second sealing ring 24, so that the second sealing ring 24 is beneficial to effectively and reliably sealing a gap between the bottom wall of the box body 17 and the casing 3, and is beneficial to sealing performance of the control box 5 (except the ventilation holes 20), so that the inside of the control box 5 is kept dry all the time.
The foregoing description is only of the preferred embodiments of the utility model and is not intended to limit the utility model. In the above-described embodiments, the present utility model is susceptible to various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides an electronic water pump, includes pump body (1), drives the motor of impeller (2) in pump body (1), its characterized in that the outer end of casing (3) of motor sets up controller (4), the bottom of control box (5) on controller (4) sets up inside and outside jack (6) that link up, the outer end of casing (3) insert in jack (6), the outer wall of casing (3) with the bottom seal cooperation of control box (5), the inside of casing (3) sets up water channel (7), water channel (7) intercommunication water inlet channel (8) and water outlet channel (9) on pump body (1), water channel (7) make the outer end of casing (3) pair of water cooling is carried out to the inner chamber of control box (5), the outer end of casing (3) set up drying device (10), drying device (10) with the inner chamber cooperation of control box (5) is used for right control box (5) inner chamber is dry.
2. The electronic water pump according to claim 1, wherein the wall body at the outer end of the casing (3) is provided with a boss (11) with a concave inner side and a convex outer side, and the boss (11) is arranged corresponding to a heating component (12) in the control box (5).
3. The electronic water pump according to claim 2, characterized in that the inner wall of the plug-in port (6) is provided with a baffle ring (13) extending towards the center direction of the plug-in port (6), the edge of the outer end of the casing (3) is pressed against the outer wall of the baffle ring (13), and the boss (11) extends into the plug-in port (6).
4. An electronic water pump according to claim 2, characterized in that the drying device (10) comprises a mounting cavity (14) arranged at the periphery of the boss (11), and a drying agent (15) is arranged in the mounting cavity (14).
5. Electronic water pump according to claim 4, characterized in that the desiccant (15) has a casing or jacket which allows air to circulate inside and outside it, the shape of which is adapted to the shape of the mounting cavity (14).
6. The electronic water pump according to claim 5, wherein the installation cavity (14) is a cavity formed by recessing an outer end wall body of the casing (3), a blocking portion (16) extending towards a middle line direction is arranged at an edge of an opening end of the installation cavity (14), and the blocking portion (16) is used for limiting a drying agent (15) in the installation cavity (14).
7. The electronic water pump according to any one of claims 1-6, characterized in that the control box (5) comprises a box body (17), a box cover (18) matched with the box body (17), the box cover (18) is provided with a containing cavity, a control board (19) is arranged in the containing cavity, a component (12) is arranged on the control board (19), an air vent (20) is arranged on the box cover (18), and a waterproof and breathable film (21) is arranged in the air vent (20).
8. The electronic water pump according to claim 7, characterized in that a first sealing ring (22) is arranged at the splicing position between the box body (17) and the box cover (18).
9. The electronic water pump according to claim 8, characterized in that a first groove (23) is provided at a splicing position on the box body (17) or the box cover (18), and the first sealing ring (22) is embedded in the first groove (23).
10. The electronic water pump according to claim 7, characterized in that the plug-in port (6) is arranged on the bottom wall of the box body (17), a second groove (25) is arranged on the bottom wall, a second sealing ring (24) is arranged in the second groove (25), and the second sealing ring (24) seals a gap between the bottom wall of the box body (17) and the machine shell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323316776.8U CN221347301U (en) | 2023-12-06 | 2023-12-06 | Electronic water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323316776.8U CN221347301U (en) | 2023-12-06 | 2023-12-06 | Electronic water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221347301U true CN221347301U (en) | 2024-07-16 |
Family
ID=91837055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323316776.8U Active CN221347301U (en) | 2023-12-06 | 2023-12-06 | Electronic water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221347301U (en) |
-
2023
- 2023-12-06 CN CN202323316776.8U patent/CN221347301U/en active Active
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