CN221264250U - Spring sheet, electrical equipment, power assembly and vehicle with high assembly efficiency - Google Patents
Spring sheet, electrical equipment, power assembly and vehicle with high assembly efficiency Download PDFInfo
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- CN221264250U CN221264250U CN202322882874.1U CN202322882874U CN221264250U CN 221264250 U CN221264250 U CN 221264250U CN 202322882874 U CN202322882874 U CN 202322882874U CN 221264250 U CN221264250 U CN 221264250U
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- deformation
- arm
- obtuse angle
- long arm
- groove
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- 238000003825 pressing Methods 0.000 claims abstract description 24
- 239000012634 fragment Substances 0.000 claims description 7
- 230000005489 elastic deformation Effects 0.000 abstract description 2
- 238000012856 packing Methods 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- 241000276425 Xiphophorus maculatus Species 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a spring plate with high assembly efficiency, electrical equipment, a power assembly and a vehicle, wherein a spring plate unit comprises a fixing part, a deformation part and a pressing part, the fixing part comprises a long arm, an arc-shaped arm and a short arm which are sequentially connected in a U shape, the long arm and the short arm extend along the extending direction, the length of the long arm in the extending direction is greater than that of the short arm in the extending direction, the deformation part is bent and extended at a first obtuse angle along the extending direction, the fixing end of the deformation part is connected with the long arm, the first obtuse angle is outwards raised based on the arc-shaped arm, the pressing part is positioned on the free end of the deformation part, and the fixing part, the deformation part and the pressing part are integrally formed by stamping. Through integrated into one piece's fixed part, deformation portion and pressure portion of holding, be the fixed part of U-shaped can assemble in the fixed slot, utilize the short arm can be convenient in the cooperation of packing into, and utilize the long arm to connect in the deformation portion that is the obtuse angle and arrange for deformation portion can more smoothly elastic deformation outwards, so that the pressure portion of holding is held towards power device pressure better.
Description
Technical Field
The utility model relates to the field of new energy equipment, in particular to a spring sheet, electrical equipment, a power assembly and a vehicle with high assembly efficiency.
Background
The new energy vehicles do not burn gasoline or diesel oil to generate power, so the new energy vehicles have the characteristics of environmental protection, little pollution and the like, and under the condition that new energy power generation such as water energy, wind energy, solar energy, nuclear energy and the like is greatly popularized and applied, various new energy vehicles are gradually popularized and applied, such as new energy electric cars, new energy electric buses, new energy electric trucks, new energy electric cleaning vehicles, new energy electric rail vehicles, new energy electric flying vehicles, new energy electric shipping vehicles and the like.
New energy vehicles are generally equipped with a battery, a motor control device, a motor, and a power generation device, wherein a power device in the motor control device receives the direct current output by the battery, inverts and converts the direct current into alternating current to be output to the motor, and then the motor outputs a rotational driving force to drive the power generation device such as wheels, paddles, and the like to drive the vehicle to travel.
The power device generates a large amount of waste heat during high-frequency operation, so that an efficient heat dissipation scheme is required to be configured for the power device, the power device is generally clung to a heat conducting surface of a base in the prior art, then the waste heat is conducted to the base to realize waste heat conduction, in a conventional fixed power tube, the power tube is generally directly fastened by a screw, or the power tube is pressed by fastening of a spring sheet type matched screw, and the power tube is inconvenient to assemble and disassemble due to the fact that the number of the screws is increased, so that the process is complicated, and the cost is also inconvenient to reduce.
Disclosure of utility model
The first object of the present utility model is to provide a spring plate with low cost and high assembly efficiency.
The second object of the present utility model is to provide an electrical device having the spring.
A third object of the present utility model is to provide a power assembly having the above electrical apparatus.
A fourth object of the present utility model is to provide a vehicle having the above electrical apparatus.
In order to achieve the first object of the present utility model, the present utility model provides a spring with high assembly efficiency, which comprises at least one spring unit, wherein the spring unit comprises a fixing portion, a deformation portion and a pressing portion, the fixing portion comprises a long arm, an arc arm and a short arm which are sequentially connected in a U shape, the long arm and the short arm extend along an extending direction, the length of the long arm in the extending direction is greater than that of the short arm in the extending direction, the deformation portion is bent and extended at a first obtuse angle along the extending direction, the fixing end of the deformation portion is connected with the long arm, the first obtuse angle is outwards protruded based on the arc arm, the pressing portion is located at the free end of the deformation portion, and the fixing portion, the deformation portion and the pressing portion are integrally formed by punching.
According to the scheme, through the fixing part, the deformation part and the pressing part which are integrally formed, the U-shaped fixing part can be assembled in the fixing groove, the short arm can be conveniently assembled in the fixing groove, the long arm is used for connecting the deformation part which is arranged at an obtuse angle, the deformation part can elastically deform outwards more smoothly, and the pressing part can better press towards the power device.
Still further, the shell fragment includes two at least shell fragment units, is provided with first deformation groove between two adjacent deformation portions, is provided with the second deformation groove between two adjacent short arms, and two at least long arms are the platy connection of integral type.
From the above, through the arrangement of a plurality of elastic sheet units, a plurality of power devices can be simultaneously pressed, deformation grooves are configured to enable each deformation part and the short arm to be adaptively adjusted, and an integrated platy long arm is utilized to provide stable support for the deformation part.
Still further, be provided with the third deformation groove between two adjacent arc arms, the second deformation groove communicates with the third deformation groove.
Further, a fourth deformation groove is provided in one of the short arms.
From the above, the arc-shaped arm can be enabled to be adaptively deformed according to different power devices through the third deformation groove, and the fourth deformation groove can be used for positioning.
Still further, the shell fragment unit still includes outer portion of colluding, and outer portion of colluding is the extension of buckling of second obtuse angle along the extension direction, and outer portion of colluding is connected with the free end of deformation portion, and the second obtuse angle is protruding towards the dorsal part based on the pressure portion, and second obtuse angle department forms the groove of colluding.
From the above, the outer hook portion is arranged to facilitate the clamping of the outer tool and the hook groove, and the outer hook portion and the deformation portion can be driven to deform outwards, so that the power device can be separated and used conveniently.
In order to achieve the second object of the present utility model, the present utility model provides an electrical apparatus, including a base, a power device, and a spring as above, where the base is provided with a heat conducting wall, and a fixing groove is provided on one side of the heat conducting wall, where the fixing groove includes a first side wall, a bottom wall, and a second side wall that are sequentially connected in a U shape, the first side wall and the second side wall each extend along an extension direction, the fixing portion is assembled in the fixing groove in an interference fit manner, the long arm is adjacent to the first side wall, the short arm is adjacent to the second side wall, the power device is located between the pressing portion and the heat conducting wall, and the pressing portion applies an elastic pressing force towards the heat conducting wall to the power device.
From the above, utilize fixed part interference fit to assemble in the fixed slot, be convenient for the loading of shell fragment through the cooperation of short arm and second lateral wall, and the cooperation of long arm and first lateral wall provides holding force for deformation portion and pressure portion to stably high-efficient elasticity pressure holding force that provides.
In a further aspect, the length of the first side wall in the extending direction is smaller than the length of the long arm in the extending direction.
In order to achieve the third object of the utility model, the utility model provides a power assembly, which comprises a motor and the electric equipment, wherein the electric equipment is connected with the motor.
In order to achieve the fourth object of the present utility model, the present utility model provides a vehicle comprising an electrical device according to the above-mentioned aspects.
Drawings
Fig. 1 is a partial structural view of an embodiment of an electrical device of the present utility model.
Fig. 2 is a partially exploded view of an embodiment of the electrical device of the present utility model.
Fig. 3 is a structural diagram of an embodiment of the spring of the present utility model.
Fig. 4 is a cross-sectional view of an embodiment of the electrical device of the present utility model at a first dome unit.
Fig. 5 is a cross-sectional view of an embodiment of the electrical device of the present utility model at a second dome unit.
The utility model is further described below with reference to the drawings and examples.
Detailed Description
Referring to fig. 1 to 5, the electrical apparatus includes a base 1, a plurality of power devices 131, a plurality of power devices 132, and a spring piece 21, the base 1 may be a housing, a seat body, a housing, or a mounting seat of the electrical apparatus, the base 1 is provided with a heat conducting wall 15, the heat conducting wall 15 is arranged in a flat plane, the base 1 is provided with a fixing groove 11 on one side of the heat conducting wall 15, the fixing groove 11 includes a first side wall 111, a bottom wall 112, and a second side wall 113 connected in a U-shape in sequence, the first side wall 111 and the second side wall 113 each extend along an extension direction X, the bottom wall 112 may be arranged in a flat plane or an arc plane, the fixing groove 11 extends along a length direction Y, and the extension direction X is perpendicular to the length direction Y.
The spring sheet 21 includes a plurality of spring sheet units 22, taking one spring sheet unit 22 as an example, the spring sheet unit 22 includes a fixing portion 221, a deformation portion 225, a pressing portion 226 and an outer hook portion 227, the fixing portion 221 includes a long arm 224, an arc arm 222 and a short arm 223 which are connected in a U-shape in sequence, the long arm 224 and the short arm 223 all extend along an extending direction X, the length of the long arm 224 in the extending direction X is greater than the length of the short arm 223 in the extending direction X, the deformation portion 225 is bent and extended at a first obtuse angle a along the extending direction X, the fixing end of the deformation portion 225 is connected with the long arm 224, the first obtuse angle a is protruded outwards based on the arc arm 222, the pressing portion 226 is located on the free end of the deformation portion 225, and the pressing portion 226 faces the heat conducting wall 15. The outer hook 227 extends along the extending direction X at a second obtuse angle b, the outer hook 227 is connected to the free end of the deformation portion 225, the second obtuse angle b protrudes toward the back side based on the pressing portion 226, and a hook groove 2271 is formed at the second obtuse angle b.
The fixing parts 221, the deformation parts 225, the pressing parts 226 and the outer hook parts 227 are integrally formed by stamping, a first deformation groove 232 is arranged between two adjacent deformation parts 225, a second deformation groove 233 is arranged between two adjacent short arms 223, a third deformation groove 231 is arranged between two adjacent arc-shaped arms 222, the second deformation groove 233 is communicated with the third deformation groove 231, a fourth deformation groove 234 is arranged on one short arm 223, the long arms 224 are integrally connected in a plate shape, and the deformation parts 225, the pressing parts 226 and the outer hook parts 227 of different elastic sheet units 22 can have different widths.
The fixing portion 221 is fitted into the fixing groove 11 with an interference fit, the long arm 224 abuts the first side wall 111, the short arm 223 abuts the second side wall 113, the length of the first side wall 111 in the extending direction X is smaller than the length of the long arm 224 in the extending direction X, the length of the second side wall 113 in the extending direction X is larger than the length of the short arm 223 in the extending direction X, the second side wall 113 provides a fixing supporting force for the short arm 223, and the first side wall 111 provides a fixing supporting force for the long arm 224.
The plurality of power devices 131, 132 are located between the pressing portion 226 and the heat conduction wall 15 arranged and disposed along the length direction Y, and the heat conduction pad 14 is abutted between the power devices 131 (132) and the heat conduction wall 15. The pressing portion 226 applies an elastic pressing force toward the heat conductive wall 15 to the power device 131 (132). In addition, the spring plate 21 may also include only one spring plate unit 22, which can achieve the purpose of the present utility model.
The electrical device may be a device including, but not limited to, a motor controller, a charger, a power supply, an inverter, or a transformer.
Powertrain embodiments:
The power assembly comprises a motor and the electrical equipment with the scheme, the electrical equipment is an electrode controller, the electrode controller is connected with the motor, driving control of the motor is realized, and the power assembly can be integrated with a speed changer or not integrated with the speed changer.
Vehicle embodiment:
The vehicle comprises the electrical equipment according to the scheme, and can be a new energy electric car, a new energy electric bus, a new energy electric truck, a new energy electric cleaning vehicle, a new energy electric rail vehicle, a new energy electric flying vehicle, a new energy electric shipping vehicle and the like.
The words "first," "second," and the like in the foregoing description are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may include one or more of the feature, either explicitly or implicitly. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.
Furthermore, in the present application, directional terms "upper", "lower", etc. may be defined as including, but not limited to, the orientation in which the components are schematically disposed with respect to each other in the drawings, and it should be understood that these directional terms may be relative concepts, which are used for the description and clarity with respect thereto, and which may be correspondingly varied depending upon the orientation in which the components are disposed with respect to the drawings in the drawings.
In the present application, unless explicitly specified and limited otherwise, the term "connected" is to be construed broadly, and for example, "connected" may be either fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium.
From above, through integrated into one piece's fixed part, deformation portion and pressure portion of holding, be the fixed part of U-shaped can assemble in the fixed slot, utilize the short arm can be convenient in the cooperation of packing into, and utilize the long arm to connect in the deformation portion that is the obtuse angle and arrange for deformation portion can more smoothly outwards elastic deformation, so that the pressure portion of holding is held towards power device pressure better.
Claims (9)
1. The utility model provides a high assembly efficiency's shell fragment, includes at least one shell fragment unit, its characterized in that:
The shell fragment unit includes fixed part, deformation portion and pressure portion of holding, the fixed part is including being the long arm, arc arm and the short arm that U-shaped connects gradually, the long arm with the short arm all extends along the extension direction, the long arm is in the length of extension direction is greater than the short arm is in the length of extension direction, deformation portion is followed the extension direction is first obtuse angle and buckles and extend, deformation portion's stiff end with the long arm is connected, first obtuse angle is based on the arc arm is protruding outwards, pressure portion of holding is located on deformation portion's the free end, the fixed part deformation portion with pressure portion integrative stamping forming.
2. A spring according to claim 1, wherein:
the elastic sheet comprises at least two elastic sheet units, a first deformation groove is formed between every two adjacent deformation parts, a second deformation groove is formed between every two adjacent short arms, and at least two long arms are connected in an integrated plate shape.
3. A spring according to claim 2, wherein:
A third deformation groove is formed between two adjacent arc-shaped arms, and the second deformation groove is communicated with the third deformation groove.
4. A spring according to claim 3, wherein:
A fourth deformation groove is arranged on one short arm.
5. A spring according to any one of claims 1 to 4, wherein:
The elastic sheet unit further comprises an outer hook portion, the outer hook portion is bent and extended along a second obtuse angle in the extending direction, the outer hook portion is connected with the free end of the deformation portion, the second obtuse angle is based on the fact that the pressing portion protrudes towards the back side, and a hook groove is formed in the second obtuse angle.
6. An electrical device, characterized in that it comprises a base, a power device and a spring as claimed in any one of the preceding claims 1 to 5, said base being provided with a heat conducting wall, said base being provided with a fixing groove on one side of the heat conducting wall, said fixing groove comprising a first side wall, a bottom wall and a second side wall connected in sequence in a U-shape, said first side wall and said second side wall both extending along said extension direction;
The fixing part is assembled into the fixing groove in an interference fit mode, the long arm is adjacent to the first side wall, and the short arm is adjacent to the second side wall;
The power device is located between the pressing part and the heat conducting wall, and the pressing part applies elastic pressing force towards the heat conducting wall to the power device.
7. The electrical device of claim 6, wherein:
The length of the first side wall in the extending direction is smaller than the length of the long arm in the extending direction.
8. A powertrain comprising an electric motor and an electrical device as claimed in any one of claims 6 to 7, said electrical device being connected to the motor.
9. Vehicle, characterized by comprising an electrical device according to any of the preceding claims 6 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322882874.1U CN221264250U (en) | 2023-10-25 | 2023-10-25 | Spring sheet, electrical equipment, power assembly and vehicle with high assembly efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322882874.1U CN221264250U (en) | 2023-10-25 | 2023-10-25 | Spring sheet, electrical equipment, power assembly and vehicle with high assembly efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221264250U true CN221264250U (en) | 2024-07-02 |
Family
ID=91662019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322882874.1U Active CN221264250U (en) | 2023-10-25 | 2023-10-25 | Spring sheet, electrical equipment, power assembly and vehicle with high assembly efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221264250U (en) |
-
2023
- 2023-10-25 CN CN202322882874.1U patent/CN221264250U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |