CN220526761U - Crimping piece, electrolytic capacitor and vehicle - Google Patents
Crimping piece, electrolytic capacitor and vehicle Download PDFInfo
- Publication number
- CN220526761U CN220526761U CN202322167612.7U CN202322167612U CN220526761U CN 220526761 U CN220526761 U CN 220526761U CN 202322167612 U CN202322167612 U CN 202322167612U CN 220526761 U CN220526761 U CN 220526761U
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- 238000002788 crimping Methods 0.000 title claims abstract description 72
- 239000003990 capacitor Substances 0.000 title claims abstract description 71
- 230000035515 penetration Effects 0.000 claims abstract description 3
- 238000009434 installation Methods 0.000 claims description 11
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 7
- 229920001568 phenolic resin Polymers 0.000 claims description 7
- 239000005011 phenolic resin Substances 0.000 claims description 7
- 239000011087 paperboard Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 28
- 238000003466 welding Methods 0.000 description 22
- 238000005476 soldering Methods 0.000 description 21
- 238000010438 heat treatment Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000004904 shortening Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Abstract
The utility model discloses a crimping piece, an electrolytic capacitor and a vehicle. The crimping piece comprises a crimping plate and pins; the crimping plate is provided with a through hole, and the through hole is used for the penetration of the riveting piece and is used for crimping fit with the riveting piece; the pin is connected to the crimping board for with the crimping Kong Yajie cooperation of circuit board, and the extending direction of pin is the contained angle setting with the extending direction of crimping board. The technical scheme of the utility model provides the crimping piece which can shorten the production time and reduce the production cost.
Description
Technical Field
The utility model relates to the technical field of semiconductors, in particular to a crimping piece, an electrolytic capacitor and a vehicle.
Background
In vehicles, pins on electrolytic capacitors are usually connected to a circuit board by means of thermal welding such as selective welding, wave soldering, reflow soldering, etc., and it is necessary to perform welding at each position, so that multiple spot welds are performed, resulting in long production time and high production cost.
Disclosure of Invention
The utility model mainly aims to provide a crimping piece, which aims to provide a crimping piece capable of shortening production time and reducing production cost.
In order to achieve the above object, the present utility model provides a crimping member, comprising:
the crimping plate is provided with a through hole, and the through hole is used for the penetration of a riveting piece and is in crimping fit with the riveting piece;
the pin is connected to the crimping plate and is used for being matched with the crimping Kong Yajie of the circuit board, and the extending direction of the pin and the extending direction of the crimping plate are arranged in an included angle.
In an embodiment of the present utility model, the pin includes:
a pin crimping part, one end of which is connected to the crimping plate and which has a deformation space;
the pin guide part is connected to one end of the pin crimping part, which is far away from the crimping plate.
In an embodiment of the present utility model, the pin press-connection part is provided with an opening, and the opening forms the deformation space;
or, the pin press-connection part is provided with a step groove, and the step groove forms the deformation space.
In an embodiment of the present utility model, at least two pins are provided, and at least two pins are disposed at intervals along a length or width direction of the press-connection board, and each pin is used for press-connection fit with one press-connection hole of the circuit board.
In one embodiment of the present utility model, the crimp plate includes:
the plate body is provided with the through holes;
the connecting rod is arranged on one side edge of the plate body and extends along the width direction of the plate body; the pins are connected to the connecting rod, and at least two pins are arranged at intervals along the extending direction of the connecting rod.
The utility model also proposes an electrolytic capacitor comprising:
the shell is internally provided with an installation cavity, and the shell is provided with an installation port communicated with the installation cavity;
the capacitor core is arranged in the mounting cavity and is provided with a capacitor core pin;
the cover plate is arranged at the mounting opening to seal the mounting opening and is provided with a first plate surface facing the mounting cavity and a second plate surface facing away from the mounting cavity, and the first plate surface is provided with a mounting hole penetrating through the second plate surface;
the riveting piece is provided with one end penetrating through the mounting hole, and two ends of the riveting piece protrude out of the first plate surface and the second plate surface respectively;
the crimping piece is characterized in that one end of the riveting piece protruding out of the first plate surface is in crimping fit with the through hole, and one end of the riveting piece protruding out of the second plate surface is in crimping fit with the capacitor core pin.
In an embodiment of the present utility model, the cover plate is provided with two mounting holes arranged at intervals, and the riveting member and the crimping member are both provided with two mounting holes;
each rivet penetrates through one mounting hole, one end of each rivet protruding out of the first plate face is in press fit with one through hole, and two ends of each rivet protruding out of the second plate face are respectively used for press fit with the positive electrode capacitor core pin and the negative electrode capacitor core pin.
In one embodiment of the utility model, the cover plate comprises a phenolic resin laminated paperboard and a rubber layer which are arranged in a stacked manner, wherein the rubber layer is provided with the first plate surface, and the phenolic resin laminated paperboard is provided with the second plate surface;
and/or the outer peripheral wall of one end of the riveting piece protruding out of the second plate surface is provided with a limiting step, and the limiting step is in butt joint with the second plate surface.
The utility model also proposes a vehicle comprising:
a circuit board having a crimp hole;
as described above, the pins of the electrolytic capacitor are in press fit with the press holes.
When the crimping piece is applied to a vehicle, in the production process, the crimping piece can be in crimping fit with the riveting piece on the electrolytic capacitor through the through hole on the crimping plate, and then the crimping piece is in crimping fit with the crimping hole on the circuit board through the pin, so that the connection of the pin on the electrolytic capacitor and the circuit board is realized in a mode of heating welding such as selective welding/wave soldering/reflow soldering instead of the mode of heating welding such as selective welding/wave soldering/reflow soldering. Accordingly, the present solution provides a crimp capable of shortening the production time and reducing the production cost.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an embodiment of a crimping member according to the present utility model;
FIG. 2 is a schematic view of another embodiment of a crimp member according to the present utility model;
FIG. 3 is an exploded view of a portion of an electrolytic capacitor according to an embodiment of the present utility model before crimping a rivet with a crimping plate;
FIG. 4 is a schematic diagram of an electrolytic capacitor according to an embodiment of the present utility model;
FIG. 5 is a cross-sectional view of an embodiment of an electrolytic capacitor of the present utility model;
FIG. 6 is a schematic view of a part of an electrolytic capacitor according to an embodiment of the present utility model;
fig. 7 is a schematic view of a part of a vehicle according to an embodiment of the utility model.
Reference numerals illustrate:
the achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The utility model provides a crimping piece 11, which aims to provide a crimping piece 11 capable of shortening production time and reducing production cost.
The specific structure of the crimp member 11, the electrolytic capacitor 100, and the vehicle 1000 of the present utility model will be described below:
referring to fig. 1 and 2 in combination, in an embodiment of the crimp 11 of the present utility model, the crimp 11 includes a crimp plate 111 and a pin 112; the press plate 111 is provided with a through hole 1111a, and the through hole 1111a is used for the rivet 13 to pass through for press fit with the rivet 13; the pin 112 is connected to the press-connection plate 111 and is configured to press-connect with the press-connection hole 210 of the circuit board 200, and an extending direction of the pin 112 is disposed at an included angle with an extending direction of the press-connection plate 111.
It can be appreciated that when the crimp member 11 provided by the present utility model is applied to the vehicle 1000, in the production process, the crimp fitting can be performed between the through hole 1111a on the crimp plate 111 and the rivet member 13 on the electrolytic capacitor 100, and then between the pin 112 and the crimp hole 210 on the circuit board 200, so that the connection between the pin 112 on the electrolytic capacitor and the circuit board 200 is realized instead of adopting the mode of selecting welding/wave soldering/reflow soldering or other heating welding, and compared with the mode of selecting welding/wave soldering/reflow soldering or other heating welding, the connection between the pin 112 and the circuit board 200 can be realized by adopting the crimp procedure only once, and the production time is shorter and the production cost is lower. Accordingly, the present solution provides a crimp 11 capable of shortening the production time and reducing the production cost.
In addition, by setting the extending direction of the pin 112 and the extending direction of the crimp plate 111 to form an included angle, the crimp plate 111 can be more convenient to perform crimp fit with the rivet 13, and simultaneously, the pin 112 and the crimp hole 210 can be more convenient to perform crimp fit.
In this embodiment, the pins 112 may have a rod-like structure. Of course, in other embodiments, the pins 112 may also have a columnar structure.
In the production process, one end of the riveting piece 13 on the electrolytic capacitor 100 can pass through the through hole 1111a on the crimp plate 111, and the riveting piece 13 is extruded under the pressure action of the crimping machine, so that the riveting piece 13 is deformed, the diameter of the end part of the riveting piece 13 is increased, and the crimping fit between the riveting piece 13 and the through hole 1111a can be realized, so that the electrical connection between the riveting piece 13 and the crimping piece 11 is realized; then, the pin 112 passes through the press-connection hole 210 of the circuit board 200, and the pin 112 is extruded under the pressure of the press-connection machine, so that the pin 112 is deformed, the diameter of the end part of the pin 112 far away from the press-connection plate 111 is increased, and press-connection fit between the pin 112 and the press-connection hole 210 can be realized, so that electrical connection between the pin 112 and the circuit board 200 is realized.
The rivet 13 may be a double-sided crimp rivet, one end of the rivet 13 may be press-fitted with the through hole 1111a of the crimp plate 111, and the other end of the rivet 13 may be press-fitted with the capacitor core pin 31.
The PIN 112 of the press-connection member 11 can be selected from various PIN designs of interference press-connection such as fisheye PIN, X-PIN, roller column and the like.
In some embodiments, the press plate 111 and the pins 112 may be integrally formed, which not only simplifies the manufacturing process, but also ensures the connection strength between the press plate 111 and the pins 112.
Further, referring to fig. 1 and 2 in combination, in one embodiment of the crimp 11 of the present utility model, the pin 112 includes a pin crimp 1121 and a pin guide 1122; one end of the pin crimp portion 1121 is connected to the crimp plate 111, and the pin crimp portion 1121 has a deformation space; the pin guide 1122 is connected to an end of the pin crimp 1121 remote from the crimp plate 111.
So arranged, the pin 112 can be smoothly passed through the crimp hole 210 under the guide of the pin guide 1122; the lead crimp portion 1121 is deformed by being pressed in the crimp hole 210, and is interference-fitted to the crimp hole 210, whereby the lead crimp portion 1121 is brought into sufficient and close contact with the electrolytic capacitor 100.
It should be noted that the tip diameter of the pin guide 1122 is smaller than the diameter of the crimp hole 210, so as to facilitate rapid positioning and installation of the pin 112 and the crimp hole 210.
In some embodiments, the pin crimp 1121 and the pin guide 1122 may be integrally formed, which may not only simplify the manufacturing process, but also ensure the connection strength between the pin crimp 1121 and the pin guide 1122.
Further, referring to fig. 1 in combination, in an embodiment of the crimp member 11 of the present utility model, the pin crimp portion 1121 is provided with an opening 1121a, and the opening 1121a forms a deformation space; that is, the pin 112 is a fish eye pin.
So configured, the pin 112 presses the pin crimp portion 1121 under the pressure of the press by smoothly passing through the press-fit hole 210 under the guide of the pin guide 1122, and in this process, the opening 1121a of the pin crimp portion 1121 can provide a space for deformation so that the pin crimp portion 1121 is better deformed to be interference-fit with the press-fit hole 210.
In some embodiments, the opening 1121a may extend along an end of the pin crimp 1121 near the crimp plate 111 to an end remote from the crimp plate 111 to provide a larger deformation space for the pin crimp 1121 to deform.
Further, referring to fig. 2 in combination, in another embodiment of the crimp 11 of the present utility model, the pin crimp 1121 is provided with a step groove 1121b, the step groove 1121b constituting a deformation space; that is, the pin 112 is an X-pin.
So configured, the pin 112 presses the pin crimp portion 1121 under the pressure of the press by smoothly passing through the press-fit hole 210 under the guide of the pin guide portion 1122, and in this process, the step groove 1121b on the pin crimp portion 1121 can provide a space for deformation so that the pin crimp portion 1121 is better deformed to be interference-fit with the press-fit hole 210.
In some embodiments, stepped slots 1121b may be provided on opposite sides of the pin crimp 1121 to provide more deformation space for the pin crimp 1121 to deform.
The connection between the pins 112 on the electrolytic capacitor and the circuit board 200 is realized by adopting a heating welding mode such as selective welding/wave soldering/reflow soldering and the like, and the connection between the pins 112 on the electrolytic capacitor and the circuit board 200 is required to be glued so as to improve the reliability of the capacitor soldering leg, thereby increasing the vibration resistance. Therefore, in the production process, multiple processes such as welding, dispensing, curing and the like are needed to be sequentially carried out, so that the process flow is complex.
In view of this, referring to fig. 1 and 2 in combination, in an embodiment of the press-connection member 11 of the present utility model, there are at least two pins 112, and at least two pins 112 are disposed at intervals along the length or width direction of the press-connection plate 111, and each pin 112 is used for press-connection with a press-connection hole 210 of the circuit board 200.
So set up, in the production process, directly through at least two pins 112 on the crimping piece 11 respectively with at least two crimping holes 210 on the circuit board 200 press fit can, namely, can simplify the production flow into the crimping one step completion, promoted the environmental protection and energy saving level of manufacturing flow to reduced manufacturing cost by a wide margin. In addition, by matching at least two pins 112 and at least two crimp holes 210, the connection reliability between the crimp 11 and the circuit board 200 can be effectively improved, and thus the vibration resistance can be increased.
Further, referring to fig. 1 and 2 in combination, in one embodiment of the crimp 11 of the present utility model, the crimp plate 111 includes a plate body 1111 and a connecting rod 1112; the plate body 1111 is provided with a through hole 1111a; the connecting rod 1112 is provided at one side of the plate body 1111 and extends in the width direction of the plate body 1111; the pins 112 are connected to the connection rod 1112, and at least two pins 112 are disposed at intervals along the extending direction of the connection rod 1112.
So set up, in the production process, can set up at least two pin 112 interval on connecting rod 1112, can reduce the width of board body 1111 by a proper amount for crimping piece 11's whole volume and weight can be reduced, material cost's input can be reduced.
In some embodiments, the plate body 1111 and the connection rod 1112 may be an integrally formed structure, which not only simplifies the manufacturing process, but also ensures the connection strength between the plate body 1111 and the connection rod 1112.
Referring to fig. 3 to 6, the present utility model further provides an electrolytic capacitor 100, where the electrolytic capacitor 100 includes a housing 20, a capacitor core 30, a cover plate 12, a riveting member 13, and the above-mentioned crimping member 11, and the specific structure of the crimping member 11 refers to the above-mentioned embodiment, and since the electrolytic capacitor 100 adopts all the technical solutions of all the above-mentioned embodiments, at least all the beneficial effects brought by the technical solutions of the above-mentioned embodiments are not described herein again.
Wherein, a mounting cavity 20a is formed in the housing 20, and a mounting port 20b communicated with the mounting cavity 20a is formed in the housing 20; the capacitor core 30 is arranged in the mounting cavity 20a and is provided with a capacitor core pin 31; the cover plate 12 is arranged at the mounting opening 20b to seal the mounting opening 20b, the cover plate 12 is provided with a first plate surface facing the mounting cavity 20a and a second plate surface facing away from the mounting cavity 20a, and the first plate surface is provided with a mounting hole 12a penetrating through the second plate surface; one end of the riveting piece 13 is penetrated through the mounting hole 12a, and two ends of the riveting piece 13 respectively protrude out of the first plate surface and the second plate surface; one end of the rivet 13 protruding from the first plate surface is press-fitted with the through hole 1111a, and one end of the rivet 13 protruding from the second plate surface is press-fitted with the capacitor core pin 31.
It can be appreciated that when the electrolytic capacitor 100 provided by the present utility model is applied to a vehicle 1000, during the production process, the rivet 13 may be first inserted into the mounting hole 12a of the cover plate 12, and two ends of the rivet 13 may protrude from the first plate surface and the second plate surface respectively; then, one end of the riveting piece 13 protruding out of the first plate surface is in press fit with the through hole 1111a on the press plate 111 to fix the pressing piece 11; a connecting hole is punched on the capacitor core pin 31, a gasket can be placed on the connecting hole to increase the strength of the capacitor core pin 31, and then one end of the riveting piece 13 protruding out of the second plate surface is in press fit with the connecting hole on the capacitor core pin 31, so that the capacitor core pin 31 and the press fit piece 11 are electrically connected through the riveting piece 13; finally, the capacitor core 30, the cover plate 12 and the riveting piece 13 are installed in the installation cavity 20a of the shell 20, and the installation opening 20b of the shell 20 is sealed through the cover plate 12; since the first plate surface is located outside the mounting cavity 20a, that is, the crimp member 11 is located outside the mounting cavity 20a, the crimp member can be press-fitted with the crimp hole 210 of the circuit board 200 through the pin 112 of the crimp member 11. The connection between the pins 112 on the electrolytic capacitor and the circuit board 200 is realized by adopting the mode of heating welding such as selective welding/wave soldering/reflow soldering instead of adopting the mode of heating welding such as selective welding/wave soldering/reflow soldering.
It should be noted that, in the process of performing the crimping, since the extending direction of the capacitor core pin 31 is parallel to the axial direction of the capacitor core 30, the cover plate 12 may be placed along the extending direction of the capacitor core pin 31 at this time, that is, the second plate surface of the cover plate 12 is parallel to the extending direction of the capacitor core pin 31 at this time, so as to facilitate the crimping between the rivet 13 and the capacitor core pin 31. After the crimping is completed, the capacitor core pins 31 need to be bent so that the cover plate 12 moves to a position where the second plate surface is opposite to the end surface of the capacitor core 30; finally, the capacitor core 30, the cover plate 12 and the riveting piece 13 are installed in the installation cavity 20a of the shell 20, and the installation opening 20b of the shell 20 is sealed through the cover plate 12.
Further, referring to fig. 3 in combination, in an embodiment of the electrolytic capacitor 100 of the present utility model, the cover 12 is provided with two mounting holes 12a spaced apart, and the rivet 13 and the crimp 11 are both provided with two holes; each rivet 13 penetrates through a mounting hole 12a, one end of each rivet 13 protruding out of the first plate surface is in press fit with a through hole 1111a, and one end of each rivet 13 protruding out of the second plate surface is respectively used for press fit with the positive electrode capacitor core pin 31a and the negative electrode capacitor core pin 31 b.
So set up, through making every rivet 13 protruding in the one end of first face carry out the crimping cooperation with the through-hole 1111a on the crimping piece 11 to make two rivet 13 protruding in the one end of second face be used for carrying out the crimping cooperation with positive electrode capacitance core pin 31a and negative electrode capacitance core pin 31b respectively, can realize positive electrode capacitance core pin 31a and negative electrode capacitance core pin 31b respectively with two electrical connection between the crimping piece 11, and then be used for realizing electrical connection with circuit board 200 through two crimping pieces 11.
Further, referring to fig. 3 in combination, in an embodiment of the electrolytic capacitor 100 of the present utility model, the cover plate 12 includes a phenolic resin laminated board 121 and a rubber layer 122 which are stacked, the rubber layer 122 has a first board surface, and the phenolic resin laminated board 121 has a second board surface.
By the arrangement, the sealing performance and the heat resistance of the cover plate 12 can be better, so that the internal sealing of the electrolytic capacitor 100 can be better realized, the evaporation of the internal electrolyte can be effectively avoided, and the stability of the capacitance and other electrical properties is ensured.
In some embodiments, the phenolic resin laminated paperboard 121 and the rubber layer 122 may be adhesively attached.
Further, referring to fig. 3 in combination, in an embodiment of the electrolytic capacitor 100 of the present utility model, a limiting step 131 is disposed on an outer peripheral wall of the end of the rivet 13 protruding from the second plate, and the limiting step 131 abuts against the second plate.
When the riveting piece 13 is penetrated into the mounting hole 12a of the cover plate 12, the riveting piece 13 can be limited on the cover plate 12 through the limiting step 131, so that two ends of the riveting piece 13 can be ensured to protrude out of the first plate surface and the second plate surface. In addition, when the crimping between the riveting member 13 and the crimping member 11 is achieved, the cover plate 12 can be supported by using the limiting step 131 supported by the tool, and at this time, under the pressure action of the crimping machine, the end of the riveting member 13 protruding out of the first plate surface can be in crimping fit with the through hole 1111a on the crimping member 11, so as to achieve the fixation of the crimping member 11.
Referring to fig. 7 in combination, the present utility model further provides a vehicle 1000, where the vehicle 1000 includes the circuit board 200 and the electrolytic capacitor 100 as described above, and the specific structure of the electrolytic capacitor 100 refers to the above embodiment, and since the vehicle 1000 adopts all the technical solutions of all the embodiments, at least has all the beneficial effects brought by the technical solutions of the embodiments, and will not be described herein again.
Wherein the circuit board 200 has a crimp hole 210; the pins 112 of the electrolytic capacitor 100 are press-fitted with the press-fit holes 210.
It can be appreciated that the vehicle provided by the utility model can be in press fit with the press hole 210 on the circuit board 200 through the pin 112 on the press fitting 11 during the production process. The connection between the pins 112 on the electrolytic capacitor and the circuit board 200 is realized by adopting the mode of heating welding such as selective welding/wave soldering/reflow soldering instead of adopting the mode of heating welding such as selective welding/wave soldering/reflow soldering.
It should be noted that the vehicle 1000 may further include a motor controller and/or a power source, and the electrolytic capacitor 100 may be specifically applied to the motor controller or the power source.
Of course, in other embodiments, the circuit board 200 and the electrolytic capacitor 100 may be two other structural members that need to be electrically connected.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. A crimp member, comprising:
the crimping plate is provided with a through hole, and the through hole is used for the penetration of a riveting piece and is in crimping fit with the riveting piece;
the pin is connected to the crimping plate and is used for being matched with the crimping Kong Yajie of the circuit board, and the extending direction of the pin and the extending direction of the crimping plate are arranged in an included angle.
2. The crimp member of claim 1 wherein said pin comprises:
a pin crimping part, one end of which is connected to the crimping plate and which has a deformation space;
the pin guide part is connected to one end of the pin crimping part, which is far away from the crimping plate.
3. The crimp member according to claim 2, wherein said pin crimp portion is provided with an opening, said opening constituting said deformation space;
or, the pin press-connection part is provided with a step groove, and the step groove forms the deformation space.
4. A crimp member according to any one of claims 1 to 3, wherein said pins are provided in at least two, at least two of said pins being disposed at intervals in a length or width direction of said crimp plate, each of said pins being for press-fit engagement with one of said crimp holes of the circuit board.
5. The crimp member of claim 4 wherein said crimp plate comprises:
the plate body is provided with the through holes;
the connecting rod is arranged on one side edge of the plate body and extends along the width direction of the plate body; the pins are connected to the connecting rod, and at least two pins are arranged at intervals along the extending direction of the connecting rod.
6. An electrolytic capacitor, comprising:
the shell is internally provided with an installation cavity, and the shell is provided with an installation port communicated with the installation cavity;
the capacitor core is arranged in the mounting cavity and is provided with a capacitor core pin;
the cover plate is arranged at the mounting opening to seal the mounting opening and is provided with a first plate surface facing the mounting cavity and a second plate surface facing away from the mounting cavity, and the first plate surface is provided with a mounting hole penetrating through the second plate surface;
the riveting piece is provided with one end penetrating through the mounting hole, and two ends of the riveting piece protrude out of the first plate surface and the second plate surface respectively;
the crimp of any one of claims 1 to 5, wherein an end of the rivet protruding from the first plate face is in press fit with the through hole, and an end of the rivet protruding from the second plate face is in press fit with the capacitance core pin.
7. The electrolytic capacitor according to claim 6, wherein the cover plate is provided with two mounting holes arranged at intervals, and the rivet and the press-fit member are both provided with two;
each rivet penetrates through one mounting hole, one end of each rivet protruding out of the first plate face is in press fit with one through hole, and two ends of each rivet protruding out of the second plate face are respectively used for press fit with the positive electrode capacitor core pin and the negative electrode capacitor core pin.
8. The electrolytic capacitor of claim 6 wherein the cover sheet comprises a laminated arrangement of phenolic resin laminated paperboard and a rubber layer, the rubber layer having the first face and the phenolic resin laminated paperboard having the second face.
9. The electrolytic capacitor according to claim 6, wherein the outer peripheral wall of the end of the rivet protruding from the second plate surface is provided with a limiting step, and the limiting step abuts against the second plate surface.
10. A vehicle, characterized by comprising:
a circuit board having a crimp hole;
the electrolytic capacitor of any one of claims 6 to 9, a pin of the electrolytic capacitor being press-fitted with the press-fit hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322167612.7U CN220526761U (en) | 2023-08-11 | 2023-08-11 | Crimping piece, electrolytic capacitor and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322167612.7U CN220526761U (en) | 2023-08-11 | 2023-08-11 | Crimping piece, electrolytic capacitor and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220526761U true CN220526761U (en) | 2024-02-23 |
Family
ID=89933290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322167612.7U Active CN220526761U (en) | 2023-08-11 | 2023-08-11 | Crimping piece, electrolytic capacitor and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220526761U (en) |
-
2023
- 2023-08-11 CN CN202322167612.7U patent/CN220526761U/en active Active
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