CN113629932A - Motor water cooling system - Google Patents

Motor water cooling system Download PDF

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Publication number
CN113629932A
CN113629932A CN202110993839.XA CN202110993839A CN113629932A CN 113629932 A CN113629932 A CN 113629932A CN 202110993839 A CN202110993839 A CN 202110993839A CN 113629932 A CN113629932 A CN 113629932A
Authority
CN
China
Prior art keywords
right end
end plate
left end
plate
water
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.)
Pending
Application number
CN202110993839.XA
Other languages
Chinese (zh)
Inventor
李晓雨
梁太海
牟廷超
朱颂恩
陶思钧
赵健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Yali Explosion Proof Motor Co ltd
Original Assignee
Jiangsu Yali Explosion Proof Motor Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Yali Explosion Proof Motor Co ltd filed Critical Jiangsu Yali Explosion Proof Motor Co ltd
Priority to CN202110993839.XA priority Critical patent/CN113629932A/en
Publication of CN113629932A publication Critical patent/CN113629932A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
    • H02K5/203—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium specially adapted for liquids, e.g. cooling jackets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/10—Means for stopping flow from or in pipes or hoses
    • F16L55/11—Plugs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)

Abstract

The invention relates to a motor water cooling system, which comprises a motor shell, wherein the motor shell comprises an outer cylinder, an inner cylinder, an annular left end plate, an annular right end plate, a left end guide plate and a right end guide plate which are circumferentially and uniformly distributed between the inner cylinder and the outer cylinder, and the left end guide plate and the right end guide plate are arranged at intervals one by one and have equal spacing, so that a snake-shaped closed water channel is formed between the inner cylinder and the outer cylinder; a water inlet is arranged on the outer wall of one end of the outer barrel, a water outlet is arranged on the outer wall of the other end of the outer barrel, the water inlet and the water outlet have a 180-degree difference along the circumferential direction of the outer barrel, and the water inlet and the water outlet are both positioned at the return bend of the water channel. The system can effectively shorten the stroke of cooling water in the shell, reduce the temperature rise and improve the water cooling effect on the motor.

Description

Motor water cooling system
Technical Field
The invention relates to a water cooling system of a motor.
Background
The problem that the motor generates heat is always a main research direction in the technical field of motors, the motor can be rapidly cooled, the motor can bear higher power and rotating speed, larger torque is realized, the motor cooling way mainly comprises air cooling, air cooling and water cooling, the water cooling effect is optimal, a common motor water cooling system is that a one-way water channel is arranged in a motor shell, cooling water enters the shell from one end of the water channel and flows out of the shell from the other end of the water channel, the structure is simpler, water flow is easy to control, but the distance of the water channel is long, the water flow stroke is long, the temperature rise of water temperature is higher, the heat absorption capacity of water at higher temperature is reduced, and the cooling effect of the motor is finally influenced.
In order to eliminate the above problems, a solution that the flow rate of the cooling water is increased and the temperature rise of the cooling water is reduced by shortening the heat exchange time between the cooling water and the motor casing is generally adopted, and this means for improving the temperature reduction effect is feasible and has an effect in the future, but this greatly increases the usage amount of the cooling water and the energy consumption for driving the cooling water to flow.
Most importantly, after the motor is used for a long time, water scales are generated in the water channel, particularly in a mine, the condition of a cooling water source is complex, the content of impurities and mineral substances in the cooling water is high, the water scales in the water channel grow rapidly, the water channel is narrowed, the water flow is reduced, the water cooling effect of the motor is greatly reduced, and the normal operation of the motor is influenced finally.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a motor water cooling system, this system can effectively shorten the stroke of cooling water in the casing, reduces the temperature rise, improves the water cooling effect to the motor.
In order to solve the technical problems, the invention adopts the technical scheme that: the motor water cooling system comprises a motor shell, wherein the motor shell comprises an outer barrel, an inner barrel coaxially nested inside the outer barrel, an annular left end plate, an annular right end plate, a left end guide plate and a right end guide plate, the annular left end plate is located at the left end of the inner barrel and the left end of the outer barrel and is used for connecting the inner barrel and the outer barrel, the annular right end plate is located at the right end of the inner barrel and the right end of the outer barrel and is used for connecting the inner barrel and the outer barrel, the left end guide plate is circumferentially and uniformly distributed between the inner barrel and the outer barrel, the right end guide plate is circumferentially and uniformly distributed between the inner barrel and the outer barrel, one end of any left end guide plate is connected with the left end plate, the other end of the left end guide plate extends to the right end plate along the axial direction of the outer barrel, a gap is reserved between the right end plate, and two long edges of the left end plate are respectively connected with the inner barrel and the outer barrel in a sealing mode; one end of any right end guide plate is connected with the right end plate, the other end of the right end guide plate extends to the left end plate along the axial direction of the outer cylinder body, a gap is reserved between the other end of the right end guide plate and the left end plate, and two long edges of the right end plate are respectively connected with the inner cylinder body and the outer cylinder body in a sealing mode; the left end guide plates and the right end guide plates are arranged at intervals one by one and have equal spacing distance, so that a snake-shaped closed water channel is formed between the inner cylinder body and the outer cylinder body; a water inlet is arranged on the outer wall of one end of the outer barrel, a water outlet is arranged on the outer wall of the other end of the outer barrel, the water inlet and the water outlet have a 180-degree difference along the circumferential direction of the outer barrel, and the water inlet and the water outlet are both positioned at the return bend of the water channel.
As a preferred scheme, a cleaning opening is formed in the left end plate between any two adjacent left end guide plates, the cleaning opening extends along the axial direction of the outer cylinder body and is communicated with the inside of the water channel and the outside of the shell, and a sealing piece used for sealing each cleaning opening is further arranged on the left end plate.
As a preferred scheme, the decontamination opening is a threaded hole, the sealing element is a screw plug, the screw plug and the decontamination opening are in one-to-one threaded connection in the decontamination opening, and the decontamination opening is positioned between the adjacent left end guide plate and the right end guide plate.
As an optimal scheme, a decontamination mouth has also been seted up on the right-hand member between arbitrary two adjacent right-hand member guide plates, also detachably sealing connection has the screw end cap in the decontamination mouth on the right-hand member board, and the decontamination mouth on the right-hand member board and the decontamination mouth on the left end plate set up at the circumferencial direction of left and right end plate each other interval, and every decontamination mouth all is located between adjacent left end guide plate and the right end guide plate.
As a preferred scheme, the dirt removing opening is a fan-shaped window, the fan-shaped window is opposite to the return bend of the water channel between two adjacent left end guide plates, the sealing element is a left flange ring detachably connected to the outer side of the left end plate, a fan-shaped convex block matched with the dirt removing opening is arranged on the end face, opposite to the left end plate, of the left flange ring, and the convex block is embedded into the corresponding dirt removing opening to seal and block the dirt removing opening.
As an optimal scheme, a cleaning port is also formed in the right end plate between any two adjacent right end guide plates, a sealing piece of the cleaning port in the right end plate is a right flange ring connected to the outer side of the right end plate, a fan-shaped protruding block matched with the cleaning port is arranged on the end face, right facing the right end plate, of the right flange ring, and the protruding block is embedded into the corresponding cleaning port to seal and block the cleaning port.
The invention has the beneficial effects that: according to the invention, the snakelike closed water paths are arranged in the shell, and the water inlet and the water outlet are respectively arranged at two ends of the shell and have a 180-degree difference, so that cooling water entering the shell from the water inlet is divided into two water paths to flow to the water outlet, and the stroke of each water path is shortened by half compared with that of the original one-way water path, so that the stroke of the cooling water in the shell is greatly shortened, the temperature rise of the cooling water is reduced, and the water cooling effect on the motor is improved.
The invention further opens the cleaning mouth on the left end plate and the right end plate of the shell, which can open the cleaning mouth to clean the water channel and remove the dirt in the water channel under the condition of narrow water channel.
The invention further utilizes the screw plug to seal the sewage cleaning port, has simple structure, convenient disassembly and good sealing effect, and is convenient for sewage cleaning operation of the water channel.
The invention further adopts the fan-shaped window as a sewage cleaning port, the sewage cleaning port is sealed and plugged by utilizing the convex blocks on the left flange and the right flange, the fan-shaped window is just opposite to the return bend of the water channel, the fan-shaped sewage cleaning port with larger area is more convenient for cleaning, meanwhile, the sewage cleaning ports on the left end plate and the right end plate are locally corresponding, scale and sludge can be pushed to the other end from one end of the shell body during sewage cleaning and discharged from the sewage cleaning port at the other end, the sewage cleaning efficiency and the sewage cleaning effect can be greatly improved, the sealing element is more convenient to disassemble and assemble, and the sewage cleaning ports on all the left end plates can be opened as long as the left flange ring is disassembled.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the appended drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is an expanded view of FIG. 1;
FIG. 4 is a schematic view of another alternative seal of the present invention;
FIG. 5 is a sectional view A-A of FIG. 4;
in FIGS. 1 to 5: 100. the device comprises a shell, a shell body 1, an outer cylinder body 2, an inner cylinder body 3, a left end plate 4, a right end plate 5, a left end guide plate 6, a right end guide plate 7, a water channel 8, a water inlet 9, a water outlet 10, a dirt cleaning opening 11, a sealing element 1101, a screw plug 1102, a left flange ring 1103, a right flange ring 12 and a lug.
Detailed Description
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 3, the motor water cooling system includes a motor housing 100, the motor housing 100 includes an outer cylinder 1, an inner cylinder 2 coaxially nested inside the outer cylinder 1, an annular left end plate 3 located at the left ends of the inner cylinder 2 and the outer cylinder 1 and used for connecting the inner cylinder 2 and the outer cylinder 1, an annular right end plate 4 located at the right ends of the inner cylinder 2 and the outer cylinder 1 and used for connecting the inner cylinder 2 and the outer cylinder 1, left end guide plates 5 circumferentially and uniformly distributed between the inner cylinder 2 and the outer cylinder 1, and right end guide plates 6 circumferentially and uniformly distributed between the inner cylinder 2 and the outer cylinder 1, one end of any left end guide plate 5 is connected with the left end plate 3, the other end extends to the right end plate 4 along the axial direction of the outer cylinder 1 and has a gap with the right end plate 4, and two long sides of the left end plate 3 are respectively connected with the inner cylinder 2 and the outer cylinder 1 in a sealing manner; one end of any right guide plate 6 is connected with the right end plate 4, the other end extends to the left end plate 3 along the axial direction of the outer cylinder 1, a gap is reserved between the other end and the left end plate 3, and two long edges of the right end plate 4 are respectively connected with the inner cylinder 2 and the outer cylinder 1 in a sealing way; the left end guide plates 5 and the right end guide plates 6 are arranged at intervals one by one and have equal spacing distance, so that a snake-shaped closed water channel 7 is formed between the inner cylinder body 2 and the outer cylinder body 1; a water inlet 8 is arranged on the outer wall of one end of the outer barrel 1, a water outlet 9 is arranged on the outer wall of the other end of the outer barrel 1, the water inlet 8 and the water outlet 9 are 180 degrees apart along the circumferential direction of the outer barrel 1, and the water inlet 8 and the water outlet 9 are both positioned at the return bend of the water channel.
As shown in fig. 3, after the cooling water enters the water channel 7 from the water inlet 8, the cooling water is divided into an upper path and a lower path to flow to the water outlet 9, and compared with the conventional one-way flow water channel, the stroke of each water channel in the embodiment is shortened by half compared with the stroke of the original one-way water channel, so that the stroke of the cooling water in the shell 100 is greatly shortened, the temperature rise of the cooling water is reduced, and the water cooling effect on the motor is improved.
As shown in fig. 3, a dirt cleaning opening 10 is formed in the left end plate 3 between any two adjacent left end guide plates 5, the dirt cleaning opening 10 extends along the axial direction of the outer cylinder 1 to communicate the inside of the water channel 7 with the outside of the shell 100, and a sealing element 11 for sealing each dirt cleaning opening 10 is further arranged on the left end plate 3.
In this embodiment, the dirt removing opening 10 is a threaded hole, the sealing member 11 is a screw plug 1101, the screw plugs 1101 and the dirt removing openings 10 are in one-to-one threaded connection in the dirt removing opening 10, and the dirt removing openings are located between the adjacent left end guide plate 5 and the right end guide plate 6.
After the motor is used for a period of time, incrustation scale can be generated in the water channel 7, and sludge can be generated, the circulation of the water channel 7 can be reduced, the flow of cooling water is reduced, the water cooling efficiency of a water cooling system is reduced, the working temperature of the motor is increased, at the moment, the screw plug 1101 is dismounted in a shutdown state, a dirt removing tool is adopted to be inserted into the water channel 7 from the dirt removing opening 10, the incrustation scale and the sludge are scraped and raked out, the incrustation scale and the sludge in the water channel 7 are removed, the circulation of the water channel 7 is recovered, and the motor is enabled to recover normal work.
In order to clean the water channel 7 more conveniently, a dirt cleaning opening 10 is also formed in the right end plate 4 between any two adjacent right end guide plates 6, a screw plug 1101 is detachably and hermetically connected in the dirt cleaning opening 10 in the right end plate 4, the dirt cleaning opening 10 in the right end plate 4 and the dirt cleaning opening 10 in the left end plate 3 are arranged at intervals in the circumferential direction of the left end plate 3 and the right end plate 3, and each dirt cleaning opening 10 is positioned between the adjacent left end guide plate 5 and the adjacent right end guide plate 6.
When all being provided with clear dirty mouthful 10 on the left and right end board, though clear dirty mouthful dislocation each other on the left and right end board, still can adopt high-pressure squirt to wash the water course, erectting casing 100 and washing and can effectively getting rid of incrustation scale and mud in the water course.
As an alternative, as shown in fig. 4 and 5, the dirt removing opening 10 may also adopt a fan-shaped window structure, the fan-shaped window is bent back and faces the water channel 7 between two adjacent left end guide plates 5, the sealing member 11 is a left flange ring 1102 detachably connected to the outer side of the left end plate 3, a fan-shaped projection 12 matched with the dirt removing opening 10 is arranged on the end surface of the left end plate 3 facing the left end plate, and the projection 12 is embedded into the corresponding dirt removing opening 10 to seal and seal the dirt removing opening 10.
The cleaning port 10 adopting the fan-shaped window structure has the advantage of large cleaning port area, the implementation of cleaning operation is convenient, the cleaning effect is improved, and the cleaning ports 10 on the left end plate 3 are sealed and plugged uniformly by adopting the left flange ring 1102 and the convex block 12 on the end surface thereof, so that the efficiency of detaching the sealing element 11 is improved.
In the specific implementation, a cleaning opening 10 can be also formed in the right end plate 4 between any two adjacent right end guide plates 6, a sealing part 11 of the cleaning opening 10 in the right end plate 4 is a right flange ring 1103 connected to the outer side of the right end plate 4, the right flange ring 1103 is provided with a fan-shaped convex block 12 matched with the cleaning opening 10 on the end face of the right end plate 4, and the convex block 12 is embedded into the corresponding cleaning opening 10 to seal and block the cleaning opening 10.
Because fan-shaped window area is great, consequently, fan-shaped window on left end plate 3 and the right-hand member board 4 has the part and overlaps, this kind of structure is favorable to decontaminating, can push away incrustation scale and mud in the water course 7 from 3 one end of casing left end plate always to right-hand member board 4 one end and release from the clear dirty mouth 10 on the right-hand member board 4 through the member, this kind of mode of decontaminating is more efficient than the mode of raking out incrustation scale and mud, it is also more convenient to operate, the cleaning performance is also better, and the dirt removing and cleaning effect of using the high-pressure squirt to wash is also better.
The working principle of the invention is as follows: as shown in fig. 1 to 3, after entering the water channel 7 from the water inlet 8, the cooling water is divided into an upper path and a lower path to flow to the water outlet 9, and compared with the water channel with the traditional one-way flow, each water channel in the embodiment is shortened by half compared with the water channel stroke in the original one-way water channel, so that the stroke of the cooling water in the shell 100 is greatly shortened, the temperature rise of the cooling water is reduced, and the water cooling effect on the motor is improved.
After the motor is used for a period of time, incrustation scale can be generated in the water channel 7, some sludge can be generated, the circulation of the water channel 7 can be reduced, the flow of cooling water is reduced, the water cooling efficiency of a water cooling system is reduced, the working temperature of the motor is increased, at the moment, the spiral sealing element 11 is dismounted in a shutdown state, a dirt cleaning tool is adopted to insert into the water channel 7 from the dirt cleaning port 10, the incrustation scale and the sludge are removed, the circulation of the water channel 7 is recovered, and the motor is enabled to recover normal work.
The above embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments in use, and are not intended to limit the invention; it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.

Claims (6)

1. The motor water cooling system comprises a motor shell (100) and is characterized in that the motor shell (100) comprises an outer barrel (1), an inner barrel (2) coaxially nested inside the outer barrel (1), an annular left end plate (3) which is positioned at the left ends of the inner barrel (2) and the outer barrel (1) and is used for connecting the inner barrel (2) and the outer barrel (1), an annular right end plate (4) which is positioned at the right ends of the inner barrel (2) and the outer barrel (1) and is used for connecting the inner barrel (2) and the outer barrel (1), left end guide plates (5) which are circumferentially and uniformly distributed between the inner barrel (2) and the outer barrel (1), and right end guide plates (6) which are circumferentially and uniformly distributed between the inner barrel (2) and the outer barrel (1), one end of any left end guide plate (5) is connected with the left end plate (3), the other end extends to the right end plate (4) along the axial direction of the outer barrel (1) and leaves a gap with the right end plate (4), two long edges of the left end plate (3) are respectively connected with the inner cylinder body (2) and the outer cylinder body (1) in a sealing way; one end of any right end guide plate (6) is connected with the right end plate (4), the other end of the right end guide plate extends to the left end plate (3) along the axial direction of the outer cylinder (1) and a gap is reserved between the other end of the right end guide plate and the left end plate (3), and two long edges of the right end plate (4) are respectively connected with the inner cylinder (2) and the outer cylinder (1) in a sealing mode; the left end guide plates (5) and the right end guide plates (6) are arranged at intervals one by one and have equal spacing distance, so that a snake-shaped closed water channel (7) is formed between the inner cylinder body (2) and the outer cylinder body (1); a water inlet (8) is arranged on the outer wall of one end of the outer barrel (1), a water outlet (9) is arranged on the outer wall of the other end of the outer barrel, the water inlet (8) and the water outlet (9) are 180 degrees apart along the circumferential direction of the outer barrel (1), and the water inlet (8) and the water outlet (9) are both positioned at the return bend of the water channel.
2. The motor water cooling system according to claim 1, wherein a dirt cleaning opening (10) is formed in the left end plate (3) between any two adjacent left end guide plates (5), the dirt cleaning opening (10) extends along the axial direction of the outer cylinder (1) and is communicated with the inside of the water channel (7) and the outside of the shell (100), and a sealing member (11) used for sealing each dirt cleaning opening (10) is further arranged on the left end plate (3).
3. The motor water cooling system according to claim 2, wherein the cleaning port (10) is a threaded hole, the sealing element (11) is a screw plug (1101), the screw plugs (1101) and the cleaning port (10) are in one-to-one threaded connection in the cleaning port (10), and the cleaning port is located between the adjacent left end guide plate (5) and right end guide plate (6).
4. The motor water cooling system according to claim 3, wherein a dirt cleaning port (10) is also formed in the right end plate (4) between any two adjacent right end guide plates (6), a screw plug (1101) is detachably and hermetically connected to the dirt cleaning port (10) in the right end plate (4), the dirt cleaning port (10) in the right end plate (4) and the dirt cleaning port (10) in the left end plate (3) are arranged at intervals in the circumferential direction of the left and right end plates (3, 4), and each dirt cleaning port (10) is located between the adjacent left end guide plate (5) and the adjacent right end guide plate (6).
5. The motor water cooling system according to claim 2, wherein the dirt removing opening (10) is a fan-shaped window, the fan-shaped window is opposite to the return bend of the water channel (7) between two adjacent left end guide plates (5), the sealing element (11) is a left flange ring (1102) detachably connected to the outer side of the left end plate (3), a fan-shaped protruding block (12) matched with the dirt removing opening (10) is arranged on the end face of the left end plate (3) opposite to the left end plate, and the protruding block (12) is embedded into the corresponding dirt removing opening (10) to seal and seal the dirt removing opening (10).
6. The motor water cooling system according to claim 5, wherein a dirt cleaning opening (10) is also formed in the right end plate (4) between any two adjacent right end guide plates (6), a sealing member (11) of the dirt cleaning opening (10) in the right end plate (4) is a right flange ring (1103) connected to the outer side of the right end plate (4), a fan-shaped protruding block (12) matched with the dirt cleaning opening (10) is arranged on the end face, facing the right end plate (4), of the right flange ring (1103), and the protruding block (12) is embedded into the corresponding dirt cleaning opening (10) to seal and seal the dirt cleaning opening (10).
CN202110993839.XA 2021-08-27 2021-08-27 Motor water cooling system Pending CN113629932A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110993839.XA CN113629932A (en) 2021-08-27 2021-08-27 Motor water cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110993839.XA CN113629932A (en) 2021-08-27 2021-08-27 Motor water cooling system

Publications (1)

Publication Number Publication Date
CN113629932A true CN113629932A (en) 2021-11-09

Family

ID=78388131

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110993839.XA Pending CN113629932A (en) 2021-08-27 2021-08-27 Motor water cooling system

Country Status (1)

Country Link
CN (1) CN113629932A (en)

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