CN214069704U - Motor casing and driving motor - Google Patents
Motor casing and driving motor Download PDFInfo
- Publication number
- CN214069704U CN214069704U CN202023120209.1U CN202023120209U CN214069704U CN 214069704 U CN214069704 U CN 214069704U CN 202023120209 U CN202023120209 U CN 202023120209U CN 214069704 U CN214069704 U CN 214069704U
- Authority
- CN
- China
- Prior art keywords
- wall
- assembly
- seal plate
- plate
- annular
- 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.)
- Active
Links
Images
Abstract
The utility model relates to the technical field of motors, specifically disclose a motor casing and driving motor, motor casing includes frame, roof subassembly and a plurality of conducting bar. The frame is integrated into one piece and includes: the inner wall and the outer wall are both of annular structures, and the inner wall is arranged in the outer wall at intervals; the reinforcing rib assembly is connected to the outer side of the outer wall; the bottom wall is connected to the bottom ends of the outer wall and the inner wall, the top wall assembly is connected to the top ends of the inner wall and the outer wall in a sealing mode, and the outer wall, the inner wall, the bottom wall and the top wall assembly enclose an annular cavity; the first blocking rib extends along the axial direction of the annular cavity and is configured to block the annular cavity; the plurality of second blocking ribs are arranged on two sides of the first blocking ribs; the first blocking rib, the second blocking rib and the guide strip divide the ring cavity to form a snake-shaped flow channel, a water inlet and a water outlet are formed in the outer wall, the water outlet is communicated with one end of the snake-shaped flow channel, and the water inlet is communicated with the other end of the snake-shaped flow channel. Motor casing can improve motor casing's intensity and rigidity to reduce the assembly degree of difficulty, improve assembly efficiency.
Description
Technical Field
The utility model relates to the technical field of motors, especially, relate to a motor casing and driving motor.
Background
The driving motor is a power source of the new energy automobile, and the driving motor is required to have good heat dissipation performance so as to meet the continuous output capacity of the driving motor, so that the design of a water channel of the driving motor is particularly important, and the water channel is arranged in a motor shell of the driving motor. Simultaneously, carry on the driving motor of integrated electric drive bridge of coaxial-type, motor casing bears great load with the axle housing simultaneously, and motor casing easily produces great deformation, leads to seepage and fatigue fracture to appear very easily in motor casing's water course.
In addition, the assembly process of each part of the motor shell in the prior art is too complicated, so that the production efficiency of the motor shell is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a motor casing to improve motor casing's intensity and rigidity, and reduce motor casing's the assembly degree of difficulty, improve assembly efficiency.
To achieve the purpose, the utility model adopts the following technical proposal:
an electric machine housing comprising a machine base, a top wall assembly and a plurality of bars, said machine base being integrally formed and comprising:
the inner wall and the outer wall are both of annular structures, and the inner wall is arranged in the outer wall at intervals;
a stiffener assembly connected to an outer side of the outer wall;
a bottom wall connected to the bottom ends of the outer wall and the inner wall, and a top wall assembly sealingly connected to the top ends of the inner wall and the outer wall, the inner wall, the bottom wall, and the top wall assembly enclosing an annular cavity;
a first blocking rib extending in the axial direction of the annular cavity and configured to block the annular cavity;
the second blocking ribs are arranged on two sides of the first blocking ribs and are uniformly arranged along the circumferential direction of the inner wall;
a plurality of first positioning grooves extending along the axial direction are formed in the outer side of the inner wall, second positioning grooves are formed in the positions, opposite to the first positioning grooves, of the inner side of the outer wall, the guide strips are inserted into the first positioning grooves and the second positioning grooves, the second blocking ribs and the guide strips are alternately arranged in the annular cavity at intervals, the annular cavity is divided into snake-shaped flow channels by the first blocking ribs, the second blocking ribs and the guide strips, a water inlet and a water outlet are formed in the outer wall, and the water inlet and the water outlet are respectively formed in two sides of the first blocking ribs along the circumferential direction; the water outlet is communicated with one end of the snake-shaped flow passage, and the water inlet is communicated with the other end of the snake-shaped flow passage.
Preferably, a first end face groove is formed in the edge, close to the outer wall, of the top end of the inner wall, a second end face groove is formed in the edge, close to the inner wall, of the top end of the outer wall, and part of the top wall assembly is arranged in the first end face groove and the second end face groove in a sealing mode.
Preferably, the top wall assembly includes a sealing plate disposed at the first end surface groove and the second end surface groove, and the outer wall and the inner wall are connected.
Preferably, the sealing plate is welded to both the top end of the outer wall and the top end of the inner wall.
Preferably, sealant is coated between the sealing plate and the side wall of the first end face groove and between the sealing plate and the side wall of the second end face groove, and the sealing plate is connected with the outer wall and the inner wall through bolts.
Preferably, O-ring seals are disposed between the first end surface groove and the sealing plate, and between the second end surface groove and the sealing plate, and the sealing plate is connected to the outer wall and the inner wall by bolts.
Preferably, the top wall assembly includes a sealing plate and an annular flange disposed at one side of the sealing plate, the annular flange is disposed at the first end surface groove and the second end surface groove, the sealing plate is connected to both the outer wall and the inner wall, and the sealing plate and the annular flange are integrally formed.
Preferably, the housing further comprises:
and the junction box mounting part is connected with the outer wall, and a wiring port is formed in the junction box mounting part.
Preferably, the reinforcing bar assembly comprises:
the first end face annular plate is arranged in a protruding mode along the circumferential direction of the outer wall and connected to the bottom end of the outer wall;
the second end face ring plate is arranged in a protruding mode along the circumferential direction of the outer wall and connected to the top end of the outer wall;
a plurality of strengthening ribs, follow the circumference interval setting of outer wall, one side of strengthening rib with the outer wall is connected, the one end of strengthening rib with first terminal surface crown plate is connected, the other end with the second terminal surface crown plate is connected.
To achieve the purpose, the utility model adopts the following technical proposal:
a driving motor comprises the motor shell.
The utility model has the advantages that:
the motor shell comprises a base, a top wall assembly and a plurality of guide strips, wherein the base comprises an inner wall, an outer wall, a reinforcing rib assembly, a bottom wall, a first blocking rib and a plurality of second blocking ribs. The frame is integrated into one piece to reduce motor casing's the assembly degree of difficulty, improve assembly efficiency. The reinforcing rib assembly is connected to the outer side of the outer wall, thereby improving the strength and rigidity of the motor housing.
The outer wall, inner wall, bottom wall and top wall assembly define an annular cavity. First fender muscle, second fender muscle and conducting bar separate into snakelike runner with the annular chamber, and snakelike runner can improve the area covered by cooling water, guarantees motor casing's cooling effect.
The outside of inner wall is provided with a plurality of first constant head tanks that extend along the axial, and the inboard and the relative position in first constant head tank of outer wall are provided with the second constant head tank, and the conducting bar is inserted and is located first constant head tank and second constant head tank. Can with the first constant head tank of integrated into one piece and second constant head tank in the seat course of working, during the installation conducting bar, insert first constant head tank and second constant head tank with the conducting bar can, the installation effectiveness is high.
Drawings
Fig. 1 is a schematic structural diagram of a motor housing according to an embodiment of the present invention;
fig. 2 is an exploded view of a motor housing provided by an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a base according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is a schematic view of an expanded structure of a serpentine channel according to an embodiment of the present invention;
fig. 6 is a schematic structural view of another perspective of a motor housing according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a top wall assembly according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a top wall assembly according to a second embodiment of the present invention.
In the figure:
1. a machine base; 11. an inner wall; 111. a first positioning groove; 112. a first end face groove; 12. an outer wall; 121. a second positioning groove; 122. a second end face groove; 123. a water inlet; 124. a water outlet; 13. a stiffener assembly; 131. a first end face annular plate; 132. a second end face ring plate; 133. reinforcing ribs; 14. a bottom wall; 15. a first barrier rib; 16. a second rib; 17. a junction box mounting portion; 171. a wiring port; 18. a serpentine flow channel;
2. a top wall assembly; 21. a sealing plate; 22. an annular flange;
3. and (7) conducting strips.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.
The present invention is limited to certain orientation words, and when no opposite explanation is given, the used orientation words are "upper", "lower", "left", "right", "inner" and "outer", and these orientation words are adopted for easy understanding, and therefore do not constitute a limitation to the scope of the present invention.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
The embodiment provides a motor shell which is used in a driving motor of an electric automobile, but is not limited to the driving motor, and can also be used in a driving motor of an automobile such as a hybrid power automobile, so that the strength and the rigidity of the motor shell are improved, the assembly difficulty of the motor shell is reduced, and the assembly efficiency is improved.
As shown in fig. 1 to 4, the motor housing provided in this embodiment includes a housing 1, a top wall assembly 2, and a plurality of guide bars 3, where the housing 1 includes an inner wall 11, an outer wall 12, a rib assembly 13, a bottom wall 14, a first rib 15, and a plurality of second ribs 16. The base 1 is integrated into one piece to reduce the assembly degree of difficulty of motor casing, improve assembly efficiency. The bead assembly 13 is attached to the outside of the outer wall 12, thereby improving the strength and rigidity of the motor housing. Specifically, the base 1 is integrally cast.
As shown in fig. 2, in order to make the motor housing have the function of reducing the temperature of the driving motor, the inner wall 11 and the outer wall 12 are both annular structures, and the inner wall 11 is arranged in the outer wall 12 at intervals. The bottom wall 14 is connected to the bottom ends of the outer wall 12 and the inner wall 11, the top wall assembly 2 is hermetically connected to the top ends of the inner wall 11 and the outer wall 12, the inner wall 11, the bottom wall 14 and the top wall assembly 2 enclose an annular cavity.
As shown in fig. 5, in order to enable cooling water to flow in the annular cavity to reduce the temperature of the drive motor as quickly as possible, the first rib 15, the second rib 16 and the conductor bars 3 divide the annular cavity into serpentine flow channels 18. Specifically, the first barrier rib 15 extends in the axial direction of the annular cavity and is configured to block the annular cavity. The plurality of second barrier ribs 16 are provided on both sides of the first barrier rib 15 and are uniformly arranged along the circumferential direction of the inner wall 11. The second ribs 16 and the conducting bars 3 are alternately arranged in the annular cavity at intervals to divide the annular cavity into the serpentine flow channels 18. The serpentine flow passage 18 can increase the coverage area of cooling water, and ensure the cooling effect of the motor shell.
As shown in fig. 5 and 6, in order to provide cooling water to the serpentine flow channel 18 and enable the cooling water in the serpentine flow channel 18 to flow in one direction, the outer wall 12 is provided with a water inlet 123 and a water outlet 124, and the water inlet 123 and the water outlet 124 are respectively disposed at two sides of the first rib 15 along the circumferential direction. The water outlet 124 is communicated with one end of the serpentine flow passage 18, and the water inlet 123 is communicated with the other end of the serpentine flow passage 18.
As shown in fig. 5, in order to form the serpentine flow passage 18, specifically, the inner side and the outer side of the first rib 15 are respectively abutted against the inner wall 11 and the outer wall 12, and both ends of the first rib 15 are respectively abutted against the bottom wall 14 and the outer wall 12. The inboard and the inner wall 11 that keep off the muscle 16 are connected, and the outside and the outer wall 12 that keep off the muscle 16 are connected, and the bottom and the diapire 14 butt of the muscle 16 are kept off to the second, and the top is formed with the clearance with roof subassembly 2. The inboard and the inner wall 11 of conducting bar 3 are connected, and the outside is connected with outer wall 12, and the bottom and the diapire 14 of conducting bar 3 are formed with the clearance, and the top is with roof subassembly 2 butt.
It is considered that the housing 1 and the guide bar 3 are separately provided in order to facilitate the demolding of the housing 1. Because the quantity of conducting bar 3 is a plurality of, in order to facilitate installing conducting bar 3 in frame 1 to improve motor casing's efficiency, the outside of inner wall 11 is provided with a plurality of first constant head tank 111 along axial extension, and the inboard of outer wall 12 is provided with second constant head tank 121 with the relative position in first constant head tank 111, and conducting bar 3 inserts and locates first constant head tank 111 and second constant head tank 121. In the machining process of the machine base 1, the first positioning groove 111 and the second positioning groove 121 can be integrally formed, and when the conducting bar 3 is installed, the conducting bar 3 is inserted into the first positioning groove 111 and the second positioning groove 121, so that the installation efficiency is high.
As shown in fig. 3, a first end surface groove 112 is formed on an edge of the top end of the inner wall 11 close to the outer wall 12, a second end surface groove 122 is formed on an edge of the top end of the outer wall 12 close to the inner wall 11, and a portion of the top wall assembly 2 is sealingly disposed in the first end surface groove 112 and the second end surface groove 122. The first end face groove 112 and the second end face groove 122 may improve the efficiency of installation of the roof wall assembly 2 and improve the sealing effect of the roof wall assembly 2 with the annular cavity.
As shown in fig. 7, specifically, the top wall assembly 2 includes a seal plate 21 and an annular flange 22 provided on one side of the seal plate 21, the annular flange 22 being provided on the first end face groove 112 and the second end face groove 122, the seal plate 21 being connected to both the outer wall 12 and the inner wall 11. Further, the sealing plate 21 has a ring-shaped structure.
In an alternative embodiment, the seal plate 21 is welded to both the top end of the outer wall 12 and the top end of the inner wall 11 to ensure sealing of the top wall assembly 2 from the annular cavity.
In another alternative embodiment, sealant is applied between the annular flange 22 and the side wall of the first end face groove 112, and between the annular flange 22 and the side wall of the second end face groove 122, and the sealing plate 21 is bolted to the outer wall 12 and the inner wall 11. The sealing glue can ensure the sealing effect of the top wall component 2 and the annular cavity, and the bolt connection is convenient for the detachment of the top wall component 2 and the maintenance of the driving motor.
In yet another alternative embodiment, O-ring seals are disposed between the first end face groove 112 and the annular flange 22, and between the second end face groove 122 and the annular flange 22, and the seal plate 21 is bolted to the outer wall 12 and the inner wall 11. An O-ring seal ensures sealing of the top wall assembly 2 from the annular chamber.
To ensure the production efficiency of the seal plate 21 and the annular flange 22, and the sealing effect, the seal plate 21 and the annular flange 22 are integrally formed.
As shown in fig. 2, in order to secure the reinforcing effect of the bead assembly 13, the bead assembly 13 includes a first end ring plate 131, a second end ring plate 132, and a plurality of beads 133. The first end face ring plate 131 is protruded along the circumferential direction of the outer wall 12 and connected to the bottom end of the outer wall 12, and the second end face ring plate 132 is protruded along the circumferential direction of the outer wall 12 and connected to the top end of the outer wall 12. The plurality of ribs 133 are arranged at intervals in the circumferential direction of the outer wall 12, one side of the rib 133 is connected to the outer wall 12, one end of the rib 133 is connected to the first end ring plate 131, and the other end is connected to the second end ring plate 132.
In order to facilitate the installation of the terminal box, the base 1 further includes a terminal box installation portion 17, the terminal box installation portion 17 is connected to the outer wall 12, and a wiring opening 171 is formed in the terminal box installation portion 17.
The embodiment also provides a driving motor which comprises the motor shell. The motor casing stability that this embodiment provided is good, and the packaging efficiency is high.
Example two
As shown in fig. 8, the second embodiment is substantially the same as the first embodiment, and the main difference is that the specific structure of the top wall assembly 2 in the second embodiment is different from that of the first embodiment, the top wall assembly 2 in the second embodiment only includes the sealing plate 21, one side of the sealing plate 21 is not provided with the annular flange 22, the sealing plate 21 is sealingly disposed in the first end face groove 112 and the second end face groove 122, and the outer wall 12 and the inner wall 11 are connected.
In an alternative embodiment, the seal plate 21 is welded to both the top end of the outer wall 12 and the top end of the inner wall 11. The sealing connection between the sealing plate 21 and the outer wall 12 and the inner wall 11 is achieved by means of welding.
In another alternative embodiment, sealant is applied between the sealing plate 21 and the side walls of the first end face groove 112, and between the sealing plate 21 and the side walls of the second end face groove 122, so that the sealing between the sealing plate 21 and the outer wall 12 and the inner wall 11 is achieved by the sealant. The sealing plate 21 is bolted to the outer wall 12 and the inner wall 11.
In yet another alternative embodiment, O-ring seals are provided between the first end face groove 112 and the seal plate 21, and between the second end face groove 122 and the seal plate 21, such that sealing between the seal plate 21 and the outer wall 12 and the inner wall 11 is achieved by the O-ring seals. The sealing plate 21 is bolted to the outer wall 12 and the inner wall 11.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a motor casing, its characterized in that includes frame (1), roof subassembly (2) and a plurality of conducting bar (3), frame (1) is integrated into one piece, and includes:
the inner wall (11) and the outer wall (12) are both of annular structures, and the inner wall (11) is arranged in the outer wall (12) at intervals;
a stiffener assembly (13) attached to the outside of the outer wall (12);
a bottom wall (14), wherein the bottom wall (14) is connected to the bottom ends of the outer wall (12) and the inner wall (11), the top wall assembly (2) is hermetically connected to the top ends of the inner wall (11) and the outer wall (12), the inner wall (11), the bottom wall (14) and the top wall assembly (2) enclose an annular cavity;
a first rib (15) extending in the axial direction of the annular chamber and configured to block the annular chamber;
the second blocking ribs (16) are arranged on two sides of the first blocking rib (15) and are uniformly arranged along the circumferential direction of the inner wall (11);
a plurality of first positioning grooves (111) extending axially are formed in the outer side of the inner wall (11), second positioning grooves (121) are formed in the inner side of the outer wall (12) and opposite to the first positioning grooves (111), the guide strips (3) are inserted into the first positioning grooves (111) and the second positioning grooves (121), the second blocking ribs (16) and the guide strips (3) are alternately arranged in the annular cavity at intervals, the annular cavity is divided into snake-shaped flow channels (18) by the first blocking ribs (15), the second blocking ribs (16) and the guide strips (3), a water inlet (123) and a water outlet (124) are formed in the outer wall (12), and the water inlet (123) and the water outlet (124) are respectively formed in two sides of the first blocking ribs (15) along the circumferential direction; the water outlet (124) is communicated with one end of the snake-shaped flow passage (18), and the water inlet (123) is communicated with the other end of the snake-shaped flow passage (18).
2. The motor housing of claim 1, wherein a top end of the inner wall (11) defines a first end surface groove (112) adjacent to an edge of the outer wall (12), a top end of the outer wall (12) defines a second end surface groove (122) adjacent to an edge of the inner wall (11), and at least a portion of the top wall assembly (2) is sealingly disposed in the first end surface groove (112) and the second end surface groove (122).
3. The motor housing according to claim 2, wherein the top wall assembly (2) includes a seal plate (21), the seal plate (21) being disposed in the first end face groove (112) and the second end face groove (122), and the outer wall (12) and the inner wall (11) being connected.
4. The motor housing according to claim 3, wherein the seal plate (21) is welded to both a top end of the outer wall (12) and a top end of the inner wall (11).
5. The motor housing according to claim 3, wherein sealing glue is applied between the sealing plate (21) and the side wall of the first end surface groove (112) and between the sealing plate (21) and the side wall of the second end surface groove (122), and the sealing plate (21) is connected to the outer wall (12) and the inner wall (11) by bolts.
6. The motor housing according to claim 3, wherein O-ring seals are provided between the first end surface groove (112) and the seal plate (21), and between the second end surface groove (122) and the seal plate (21), and the seal plate (21) is connected to the outer wall (12) and the inner wall (11) by bolts.
7. The motor housing of claim 2, wherein the top wall assembly (2) includes a seal plate (21) and an annular flange (22) disposed on one side of the seal plate (21), the annular flange (22) being disposed in the first end face groove (112) and the second end face groove (122), the seal plate (21) being connected to both the outer wall (12) and the inner wall (11), the seal plate (21) being integrally formed with the annular flange (22).
8. The electric machine housing according to claim 1, wherein the machine base (1) further comprises:
and the junction box mounting part (17) is connected with the outer wall (12), and a wiring port (171) is formed in the junction box mounting part (17).
9. The motor housing of claim 1, wherein the stiffener assembly (13) comprises:
the first end face annular plate (131) is arranged in a protruding mode along the circumferential direction of the outer wall (12) and connected to the bottom end of the outer wall (12);
the second end face ring plate (132) is arranged in a protruding mode along the circumferential direction of the outer wall (12) and connected to the top end of the outer wall (12);
a plurality of strengthening ribs (133), follow the circumference interval setting of outer wall (12), one side of strengthening rib (133) with outer wall (12) are connected, the one end of strengthening rib (133) with first terminal surface crown plate (131) are connected, the other end with second terminal surface crown plate (132) are connected.
10. A drive motor comprising a motor housing according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023120209.1U CN214069704U (en) | 2020-12-22 | 2020-12-22 | Motor casing and driving motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023120209.1U CN214069704U (en) | 2020-12-22 | 2020-12-22 | Motor casing and driving motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214069704U true CN214069704U (en) | 2021-08-27 |
Family
ID=77410357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023120209.1U Active CN214069704U (en) | 2020-12-22 | 2020-12-22 | Motor casing and driving motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214069704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508581A (en) * | 2022-02-22 | 2022-05-17 | 一汽解放汽车有限公司 | Transmission housing and transmission |
-
2020
- 2020-12-22 CN CN202023120209.1U patent/CN214069704U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508581A (en) * | 2022-02-22 | 2022-05-17 | 一汽解放汽车有限公司 | Transmission housing and transmission |
| CN114508581B (en) * | 2022-02-22 | 2024-01-09 | 一汽解放汽车有限公司 | Transmission shell and transmission |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111284317B (en) | Battery carrier with a circumferential frame and a defined, adjusted adhesive gap | |
| CN214069704U (en) | Motor casing and driving motor | |
| CN101087084B (en) | A cooling water cover of electromotive motorcar and its cooling method | |
| JP2000085375A (en) | Battery mounting floor structure for electric vehicle | |
| CN202168312U (en) | Vehicle-mounted charger | |
| CN216288746U (en) | Battery tray | |
| CN210274557U (en) | PTC electric heater and heat exchange structure thereof | |
| CN100570997C (en) | Electric vehicle-mounted complete closed internal liquid cooling, external wind cooling type switch reluctance motor | |
| CN214256047U (en) | Motor, power driving system and vehicle | |
| CN110137395A (en) | Battery modules mounting device, battery pack and vehicle | |
| US8899595B2 (en) | Gasket mounted between power modules for separating coolant passage | |
| CN209609085U (en) | A kind of channel structure that suitable new energy vehicle controller is recycled with cooling water | |
| CN211481035U (en) | Motor casing, motor and vehicle | |
| CN209838564U (en) | Empty upper cover subassembly and empty shell assembly that strains | |
| CN111293244B (en) | Battery carrier with step formed in side wall of basin | |
| CN218299943U (en) | Water cooling plate assembly and vehicle with same | |
| CN112787456A (en) | Vehicle, motor and shell structure | |
| CN219457849U (en) | Battery pack | |
| CN114759307B (en) | Battery pack and box assembly thereof | |
| CN212086759U (en) | Water-mixing prevention structure of motor controller | |
| CN219801098U (en) | Hybrid power battery pack and hybrid power automobile | |
| CN219163575U (en) | Vehicle battery pack protective housing and vehicle battery pack | |
| CN217607616U (en) | Motor casing and motor with same | |
| KR102481965B1 (en) | Battery case containing the cooling device of the battery module | |
| CN220721038U (en) | Brake fluid pot and installation arrangement structure thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |