CN211405768U - Motor self-circulation cooling water pump system - Google Patents
Motor self-circulation cooling water pump system Download PDFInfo
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- CN211405768U CN211405768U CN202020340939.3U CN202020340939U CN211405768U CN 211405768 U CN211405768 U CN 211405768U CN 202020340939 U CN202020340939 U CN 202020340939U CN 211405768 U CN211405768 U CN 211405768U
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Abstract
The utility model relates to the technical field of water pumps, in particular to a self-circulation cooling water pump system of a motor, which comprises a motor, a heat dissipation shell, a water pump main body and a circulating pump; the power output shaft of the motor is connected with the water pump main body, the water pump main body is driven by the motor, a driving gear is sleeved on the outer side of the power output shaft of the motor, and the heat dissipation shell is fixedly connected to the outer surface of the motor; the water pump main part includes water inlet, delivery port, the bypass mouth of intaking and the bypass mouth of going out water, the bypass mouth of intaking and water inlet intercommunication, go out water bypass mouth and delivery port intercommunication, the cross-sectional area of the bypass mouth of going out water is less than the cross-sectional area of delivery port, the beneficial effects of the utility model reside in that: when the motor drives the water pump main body to work, part of water pumped by the water pump main body can enter the heat dissipation shell to carry out water-cooling heat dissipation on the motor, so that the heat dissipation efficiency of the motor is improved, an additional water flow heat dissipation system is not required to be additionally arranged, and the production cost is reduced.
Description
Technical Field
The utility model relates to a water pump technical field, concretely relates to motor self-loopa cooling water pump system.
Background
Water pumps are machines that deliver or pressurize a liquid. It transfers the mechanical energy of the prime mover or other external energy to the liquid, causing the liquid energy to increase.
The water pump is at the operation in-process, and the motor of drive water pump operation can produce a large amount of heats, if can't in time cool down to the motor, can lead to the motor overheated and burn out. Therefore, the existing water pump motor usually depends on additional air cooling or water cooling devices for heat dissipation, the heat dissipation efficiency of the traditional air cooling device is low, and the cost of the water pump additionally provided with the water cooling device is high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the motor self-circulation cooling water pump system is high in heat dissipation efficiency and low in cost.
In order to solve the technical problem, the utility model discloses a technical scheme be: a motor self-circulation cooling water pump system comprises a motor, a heat dissipation shell, a water pump main body and a circulating pump;
the power output shaft of the motor is connected with the water pump main body, the water pump main body is driven by the motor, a driving gear is sleeved on the outer side of the power output shaft of the motor, and the heat dissipation shell is fixedly connected to the outer surface of the motor;
the water pump main body comprises a water inlet, a water outlet, a water inlet bypass port and a water outlet bypass port, the water inlet bypass port is communicated with the water inlet, the water outlet bypass port is communicated with the water outlet, the cross-sectional area of the water outlet bypass port is smaller than that of the water outlet, and the water inlet bypass port is communicated with the bottom of the heat dissipation shell through a pipeline;
the circulating pump comprises a pump shell, working gears and a transmission gear, wherein the pump shell is fixedly connected to a water pump main body, a flow channel is formed in the pump shell, one end of the flow channel is communicated with a water outlet bypass opening, the other end of the flow channel is communicated with the top of a heat dissipation shell through a pipeline, the working gears are connected to the inside of the pump shell in a rotating mode, the working gears are meshed with each other, meshing points of the working gears are located in the flow channel, a tangent line of the meshing points is collinear with an axis of the flow channel, the transmission gear is coaxially arranged with one of the working gears and is fixedly connected with the one of the working gears through.
The beneficial effects of the utility model reside in that: when the motor drives the water pump main body to work, part of water pumped by the water pump main body can enter the heat dissipation shell to carry out water cooling heat dissipation on the motor, so that the heat dissipation efficiency of the motor is improved, an additional water flow heat dissipation system is not required to be additionally arranged, and the production cost is reduced; the water flowing out of the heat dissipation shell can enter the water pump main body again to form continuous circulation, so that water resources cannot be wasted; the water cooled in the heat dissipation shell can be continuously replaced, and the cooling effect is good.
Drawings
FIG. 1 is a schematic structural view of a self-circulation cooling water pump system of a motor according to an embodiment of the present invention;
FIG. 2 is a partial enlarged view of a self-circulating cooling water pump system of the motor according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a circulation pump according to an embodiment of the present invention;
description of reference numerals:
1-a motor; 11-a drive gear; 2-a heat dissipation shell; 21-an outer layer; 22-an inner layer; 23-heat dissipation fins; 3-a water pump body; 31-a water inlet; 32-a water outlet; 33-a water inlet bypass port; 34-water outlet bypass port; 4-a circulating pump; 41-pump casing; 42-a working gear; 43-a transmission gear; 5-one-way valve.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The utility model discloses the most crucial design lies in: when the motor-driven water pump main body works, the circulating pump can be driven to pump part of water into the heat dissipation shell to dissipate heat of the motor, the heat dissipation efficiency of the motor is improved, an additional water flow heat dissipation system is not required to be additionally installed, and the production cost is reduced.
Referring to fig. 1 to 3, the utility model discloses a motor self-circulation cooling water pump system, which comprises a motor 1, a heat dissipation shell 2, a water pump main body 3 and a circulation pump 4;
the power output shaft of the motor 1 is connected with the water pump main body 3, the water pump main body 3 is driven by the motor 1, the driving gear 11 is sleeved on the outer side of the power output shaft of the motor 1, and the heat dissipation shell 2 is fixedly connected to the outer surface of the motor 1;
the water pump main body 3 comprises a water inlet 31, a water outlet 32, a water inlet bypass port 33 and a water outlet bypass port 34, the water inlet bypass port 33 is communicated with the water inlet 31, the water outlet bypass port 34 is communicated with the water outlet 32, the cross-sectional area of the water outlet bypass port 34 is smaller than that of the water outlet 32, and the water inlet bypass port 33 is communicated with the bottom of the heat dissipation shell 2 through a pipeline;
the circulating pump 4 comprises a pump shell 41, working gears 42 and a transmission gear 43, the pump shell 41 is fixedly connected to the water pump main body 3, a flow channel is formed in the pump shell 41, one end of the flow channel is communicated with the water outlet bypass opening 34, the other end of the flow channel is communicated with the top of the heat dissipation shell 2 through a pipeline, two working gears 42 are rotatably connected to the inside of the pump shell 41, the two working gears 42 are meshed with each other, a meshing point of the two working gears 42 is located in the flow channel, a tangent line of the meshing point is collinear with an axis of the flow channel, the transmission gear 43 is coaxially arranged with one working gear 42 and fixedly connected through a connecting shaft, and the transmission gear 43 is meshed with.
The utility model discloses a theory of operation does: the motor 1 rotates to drive the water pump body 3 to pump water, water enters the water pump body 3 from the water inlet 31 and is pumped out from the water outlet 32, the driving gear 11 on the motor 1 drives the transmission gear 43 to rotate, and then drives the working gears 42 to rotate, the two working gears 42 are meshed with each other, so that pressure difference is generated at two ends of a flow channel due to space change, part of water pumped out through the water pump body 3 can be sucked into the circulating pump 4 from the water outlet bypass port 34 and pumped out to the heat dissipation shell 2 from the circulating pump 4, the water flows to the bottom in the heat dissipation shell 2 from the top and absorbs heat dissipated by the motor 1, and finally the water flowing to the bottom of the heat dissipation shell 2 can flow to the water inlet 31 from the water inlet bypass and is converged with the water at the water inlet 31 and pumped out again by the water pump body.
As can be seen from the above description, the utility model has the advantages that: when the motor drives the water pump main body to work, part of water pumped by the water pump main body can enter the heat dissipation shell to carry out water cooling heat dissipation on the motor, so that the heat dissipation efficiency of the motor is improved, an additional water flow heat dissipation system is not required to be additionally arranged, and the production cost is reduced; the water flowing out of the heat dissipation shell can enter the water pump main body again to form continuous circulation, so that water resources cannot be wasted; the water cooled in the heat dissipation shell can be continuously replaced, and the cooling effect is good.
Further, the heat dissipation housing 2 comprises an outer layer 21 and an inner layer 22, a gap is formed between the outer layer 21 and the inner layer 22, and the outer layer 21 and the inner layer 22 are fixedly connected through a support rod.
Further, a plurality of heat dissipation ribs 23 are arranged on the surface of the inner layer 22.
From the above description, the heat dissipation fins can increase the heat dissipation area of the inner layer, thereby improving the heat exchange efficiency of the motor and water.
Further, the thickness of the inner layer 22 is half of the thickness of the gap.
As can be seen from the above description, the inner layer thickness is half the thickness of the gap enabling a faster heat transfer efficiency.
Further, the ratio of the cross-sectional area of the water outlet bypass port 34 to the cross-sectional area of the water outlet port 32 is 1: 8.
Further, the heat dissipation device also comprises a one-way valve 5, wherein the one-way valve 5 is arranged at the communication position of the flow channel and the heat dissipation shell 2.
As can be seen from the above description, after the motor is turned off, the water pressure at the water outlet is suddenly reduced, so that water in the flow channel may flow back, and impact is caused on the motor and the circulating pump, and therefore the one-way valve is arranged to avoid backflow.
Example one
A motor self-circulation cooling water pump system comprises a motor 1, a heat dissipation shell 2, a water pump main body 3 and a circulation pump 4;
the power output shaft of the motor 1 is connected with the water pump main body 3, the water pump main body 3 is driven by the motor 1, the driving gear 11 is sleeved on the outer side of the power output shaft of the motor 1, and the heat dissipation shell 2 is fixedly connected to the outer surface of the motor 1;
the heat dissipation shell 2 comprises an outer layer 21 and an inner layer 22, a gap is formed between the outer layer 21 and the inner layer 22, the outer layer 21 and the inner layer 22 are fixedly connected through a support rod, a plurality of heat dissipation fins 23 are arranged on the surface of the inner layer 22, and the thickness of the inner layer 22 is half of the thickness of the gap;
the water pump main body 3 comprises a water inlet 31, a water outlet 32, a water inlet bypass port 33 and a water outlet bypass port 34, the water inlet bypass port 33 is communicated with the water inlet 31, the water outlet bypass port 34 is communicated with the water outlet 32, the ratio of the cross-sectional area of the water outlet bypass port 34 to the cross-sectional area of the water outlet 32 is 1:8, and the water inlet bypass port 33 is communicated with the bottom of the heat dissipation shell 2 through a pipeline;
the circulating pump 4 comprises a pump shell 41, working gears 42 and a transmission gear 43, the pump shell 41 is fixedly connected to the water pump main body 3, a flow channel is formed in the pump shell 41, one end of the flow channel is communicated with the water outlet bypass port 34, the other end of the flow channel is communicated with the top of the heat dissipation shell 2 through a pipeline, two working gears 42 are rotatably connected to the inside of the pump shell 41 and are meshed with each other, the meshing point of the two working gears 42 is located in the flow channel, the tangent line of the meshing point is collinear with the axis of the flow channel, the transmission gear 43 and one of the working gears 42 are coaxially arranged and fixedly connected through a connecting shaft, and the transmission gear 43 is meshed with the driving gear;
still include check valve 5, check valve 5 set up in the runner is with the intercommunication department of heat dissipation casing 2.
To sum up, the utility model provides a beneficial effect lies in: when the motor drives the water pump main body to work, part of water pumped by the water pump main body can enter the heat dissipation shell to carry out water cooling heat dissipation on the motor, so that the heat dissipation efficiency of the motor is improved, an additional water flow heat dissipation system is not required to be additionally arranged, and the production cost is reduced; the water flowing out of the heat dissipation shell can enter the water pump main body again to form continuous circulation, so that water resources cannot be wasted; the water cooled in the heat dissipation shell can be continuously replaced, and the cooling effect is good. The radiating fins can increase the radiating area of the inner layer, so that the heat exchange efficiency of the motor and water is improved. The inner layer thickness is half the thickness of the gap enabling a faster heat transfer efficiency. After the motor is closed, the water pressure at the water outlet is suddenly reduced, so that water in the flow channel possibly flows back, the impact is caused on the motor and the circulating pump, and the backflow is avoided by arranging the one-way valve.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (6)
1. A motor self-circulation cooling water pump system is characterized by comprising a motor, a heat dissipation shell, a water pump main body and a circulating pump;
the power output shaft of the motor is connected with the water pump main body, the water pump main body is driven by the motor, a driving gear is sleeved on the outer side of the power output shaft of the motor, and the heat dissipation shell is fixedly connected to the outer surface of the motor;
the water pump main body comprises a water inlet, a water outlet, a water inlet bypass port and a water outlet bypass port, the water inlet bypass port is communicated with the water inlet, the water outlet bypass port is communicated with the water outlet, the cross-sectional area of the water outlet bypass port is smaller than that of the water outlet, and the water inlet bypass port is communicated with the bottom of the heat dissipation shell through a pipeline;
the circulating pump comprises a pump shell, working gears and a transmission gear, wherein the pump shell is fixedly connected to a water pump main body, a flow channel is formed in the pump shell, one end of the flow channel is communicated with a water outlet bypass opening, the other end of the flow channel is communicated with the top of a heat dissipation shell through a pipeline, the working gears are connected to the inside of the pump shell in a rotating mode, the working gears are meshed with each other, meshing points of the working gears are located in the flow channel, a tangent line of the meshing points is collinear with an axis of the flow channel, the transmission gear is coaxially arranged with one of the working gears and is fixedly connected with the one of the working gears through.
2. The motor self-circulation cooling water pump system according to claim 1, wherein the heat dissipation housing comprises an outer layer and an inner layer, a gap is formed between the outer layer and the inner layer, and the outer layer and the inner layer are fixedly connected through a support rod.
3. The electric motor self-circulating cooling water pump system of claim 2 wherein the inner surface is provided with a plurality of heat dissipating fins.
4. The electric machine self-circulating cooling water pump system of claim 2, wherein the thickness of the inner layer is half the thickness of the gap.
5. The motor self-circulating cooling water pump system of claim 1, wherein the ratio of the cross-sectional area of the water outlet bypass port to the cross-sectional area of the water outlet port is 1: 8.
6. The motor self-circulating cooling water pump system of claim 1, further comprising a one-way valve disposed at a communication location of the flow channel and the heat dissipation housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020340939.3U CN211405768U (en) | 2020-03-18 | 2020-03-18 | Motor self-circulation cooling water pump system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020340939.3U CN211405768U (en) | 2020-03-18 | 2020-03-18 | Motor self-circulation cooling water pump system |
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| Publication Number | Publication Date |
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| CN211405768U true CN211405768U (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020340939.3U Active CN211405768U (en) | 2020-03-18 | 2020-03-18 | Motor self-circulation cooling water pump system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115224880A (en) * | 2022-09-20 | 2022-10-21 | 佛山登奇伺服科技有限公司 | Built-in drive IPM motor |
-
2020
- 2020-03-18 CN CN202020340939.3U patent/CN211405768U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115224880A (en) * | 2022-09-20 | 2022-10-21 | 佛山登奇伺服科技有限公司 | Built-in drive IPM motor |
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