Heat dissipation structure of ground pump motor

Abstract

The utility model discloses a heat dissipation structure of a ground pump motor, which comprises winding coils which are arranged on the ground pump motor, are used for transferring and dissipating heat in the winding coils and are arranged at the two ends of a stator core, the winding coils are of annular structures, a plurality of heat pipes are uniformly distributed along the circumferential direction of the winding coils, and the heat pipes are connected with the winding coils. The ground pump motor heat dissipation structure comprises a winding coil, a plurality of heat pipes are arranged in the winding coil, the lower ends of the heat pipes are embedded in the winding coil, the upper ends of the heat pipes extend out of the winding coil to form a heat dissipation portion, the heat pipes are of a closed structure, and refrigerants are filled in the heat pipes. The motor use efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field, in particular to a ground pump motor heat dissipation structure. BACKGROUND

[0002] With the improvement of economic level, the terminal customer's requirement of low temperature rise, high reliability, high efficiency and low noise of ground pump is higher and higher, the ground pump motor heat dissipation type in the market at present is mainly natural cooling or air cooling, these two ways can only cool the surface of motor, cannot cool to the middle inside of winding wire package, but the highest temperature position is just in the middle position of winding wire package, because the temperature of winding inside rises sharply after the enameled wire is electrified, the air thermal resistance is small, and a large amount of heat is difficult to take away, the heat is gathered in the inside of winding wire package, the heat is gathered in the inside of winding wire package, and local high temperature is easy to cause insulation damage, lead to turn-to-turn short circuit motor failure, motor temperature rise and winding temperature are high, motor loss is big, efficiency is low, motor temperature rise and bearing temperature are high, and the reliability life of ground pump is short, and the traditional motor reduces motor temperature rise through air cooling, and motor noise is big. SUMMARY

[0003] The utility model discloses to the deficiency of prior art, the utility model provides a ground pump motor heat dissipation structure, uses the refrigerant in a plurality of heat pipes to carry out heat dissipation to winding wire package, and the heat in the inside of winding wire package is quickly transmitted, can effectively reduce motor temperature rise, reduce loss, and not produce additional noise, also improve the use efficiency of motor.

[0004] To solve the above technical problem, the utility model adopts the technical scheme of a ground pump motor heat dissipation structure is installed on the ground pump motor and is used for transmitting and dissipating the heat in the inside of winding wire package, comprising: winding wire package is arranged on the both ends of stator core, the winding wire package is annular structure, and a plurality of heat pipes are evenly arranged along the circumferential direction of winding wire package, the lower end of heat pipe is embedded in winding wire package, and the upper end extends outside winding wire package to form a heat dissipation part, and the heat pipe is closed structure and is filled with refrigerant in the inside.

[0005] In a preferred embodiment of the utility model, the diameter of the winding wire package is 107mm-113mm.

[0006] In a preferred embodiment of the utility model, the number of heat pipes is 10-14.

[0007] In a preferred embodiment of the utility model, the number of heat pipes is 12.

[0008] In a preferred embodiment of the utility model, the length of heat pipe is 40mm-50mm.

[0009] In a preferred embodiment of the utility model, the refrigerant is refrigerant.

[0010] The utility model discloses a beneficial effect is: using the refrigerant in a plurality of heat pipe to the winding wire package effective heat dissipation, the heat of winding wire package inside is exported fast, can effectively reduce the temperature of winding wire package, improve the whole machine efficiency of motor and ground pump, the temperature of winding wire package reduces, and the copper consumption reduces, and the motor efficiency can also effectively promote, and effectively reduce the noise, improve the comfort and satisfaction of terminal user. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the drawings needed in the embodiment description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor, wherein:

[0012] Figure 1 It is the schematic diagram of the utility model ground pump motor heat dissipation structure;

[0013] Figure 2 It is the heat pipe principle diagram in the utility model. DETAILED DESCRIPTION

[0014] The technical scheme in the embodiment of the utility model will be clearly and completely described below, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0015] Please refer to Figures 1-2 The utility model discloses a ground pump motor heat dissipation structure is installed on ground pump motor for winding wire package internal heat transfer heat dissipation, comprising: setting on the both ends of stator core 1 winding wire package 2, the winding wire package is annular structure, and a plurality of heat pipes 3 are evenly distributed and set along the circumferential direction of winding wire package, specifically, the number of heat pipe is 10-14, preferably, in the embodiment of the utility model, the number of heat pipe is set to 12, the lower end of heat pipe is buried in winding wire package interior and the upper end extends out winding wire package exterior to form the heat dissipation part, and the heat pipe is closed structure and is filled with refrigerant in the inside, wherein, the refrigerant is freon and other refrigerants, such as Figure 2As shown, the heat inside the heat pipe structure is absorbed by the evaporation of the refrigerant, and the heat inside the winding wire package is transmitted and dissipated, the refrigerant is vaporized from liquid to gas, passes through the capillary structure, reaches the end of the heat pipe outside the winding wire package, and is condensed into liquid refrigerant backflowing to the lower end of the heat pipe, the heat pipe is in contact with the high-temperature winding wire package, the refrigerant is heated and evaporated to absorb heat, and the heat inside the winding wire package is sequentially taken away through the phase change of the refrigerant, so as to reduce the temperature rise of the motor, effectively improve the reliability of the motor and the ground pump.

[0016] Specifically, the diameter of the winding wire package is 107-113 mm, the length of the heat pipe is 40-50 mm, and the length of the heat pipe is buried in the winding wire package, which effectively reduces the winding temperature, improves the efficiency of the motor and the ground pump, reduces the waste of electric energy, and reduces the noise.

[0017] The beneficial effects of the utility model are: the refrigerant in the heat pipe is used to effectively cool the winding wire package, the heat inside the winding wire package is quickly transmitted, the temperature of the winding wire package can be effectively reduced, the efficiency of the motor and the ground pump can be improved, the temperature of the winding wire package is reduced, the copper consumption is reduced, the efficiency of the motor can be effectively improved, the noise is effectively reduced, the comfort and satisfaction of the end user are improved.

[0018] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, any equivalent structure or equivalent process transformation according to the content of the utility model specification, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. A ground pump motor heat dissipation structure, installed on a ground pump motor for transferring and dissipating heat inside a winding wire package, characterized by, The application relates to a stator core and a winding wire package arranged on the two ends of the stator core, wherein the winding wire package is in a ring structure, a plurality of heat pipes are uniformly arranged along the circumferential direction of the winding wire package, the lower end of the heat pipe is embedded in the winding wire package and the upper end of the heat pipe extends out of the winding wire package to form a heat radiating part, the heat pipe is in a closed structure and filled with refrigerant. The diameter of the winding wire package is 107-113 mm.

2. The ground pump motor heat dissipation structure according to claim 1, characterized in that, The number of the heat pipes is 10-14.

3. The ground pump motor heat dissipation structure of claim 1, wherein, The number of the heat pipes is 12.

4. The ground pump motor heat dissipation structure according to claim 3, characterized in that, The length of the heat pipe is 40-50 mm.

5. The ground pump motor heat sink structure of claim 1, wherein, The refrigerant is a refrigerant.

6. The ground pump motor heat sink structure of claim 1, wherein, ​

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