CN220544302U - Clamping type contact spring plate and vehicle-mounted charger - Google Patents
Clamping type contact spring plate and vehicle-mounted charger Download PDFInfo
- Publication number
- CN220544302U CN220544302U CN202321018588.4U CN202321018588U CN220544302U CN 220544302 U CN220544302 U CN 220544302U CN 202321018588 U CN202321018588 U CN 202321018588U CN 220544302 U CN220544302 U CN 220544302U
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- Prior art keywords
- contact
- base
- guide
- contact spring
- positive
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- 238000003466 welding Methods 0.000 claims abstract description 13
- 238000005452 bending Methods 0.000 claims description 25
- 239000002184 metal Substances 0.000 claims description 3
- 238000005476 soldering Methods 0.000 description 3
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019506 cigar Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model provides a clamping type contact spring plate and an on-vehicle charger, wherein the clamping type contact spring plate comprises a welding part, a first contact part, a first guide part, a first base part, a second guide part and a second contact part which are sequentially connected. The first interval is formed between first basal portion and the second basal portion, and first guiding portion, second guiding portion, first contact portion and second contact portion all are located first interval, and distance between first guiding portion and the second guiding portion is keeping away from the one end of first basal portion or second basal portion and is close gradually, forms the guiding mouth between first guiding portion and the second direction, forms elasticity centre gripping mouth between first contact portion and the second contact portion. The guide opening is used for guiding, so that the third contact part on the positive electrode contact spring sheet can be conveniently placed in the elastic clamping opening and is in abutting contact with the first contact part and the second contact part on two sides. The contact area between the clamping type contact spring piece and the third contact part and the contact stability can be improved.
Description
Technical Field
The utility model relates to the technical field of electric connectors, in particular to a clamping type contact spring plate and an on-vehicle charger.
Background
It is well known that a vehicle-mounted charger suitable for a jack of a cigar lighter of an automobile comprises a vehicle charging shell, a circuit board, a display instrument, a charging port, an anode contact and a cathode contact, wherein the anode contact and the cathode contact are arranged on the circuit board and are partially arranged outside the vehicle charging shell, the charging port is arranged on the shell and connected with the circuit board, and the display instrument is arranged on the upper surface of the vehicle charging shell and connected with the circuit board. The shell is filled to the car and is the tubular, and the positive electrode contact is by two, and is connected two positive electrode contacts by the arc connection piece and form the contact shell fragment that has elasticity, and wherein the arc connection piece is the same with the internal surface that the shell was filled to the car, and is provided with the contact grafting portion on the arc connection piece, and the contact grafting portion is pegged graft in the circuit board, realizes being connected in arc connection piece and circuit board electricity. However, in this way, the arc connecting piece is required to be mounted on the circuit board, and then the circuit board and the contact spring sheet are integrally put into the tubular vehicle charging shell. The contact plug-in part is plugged in the circuit board, so that the elasticity of the contact spring plate can be reduced, and under the limitation of the circuit board, the elastic deformation of the contact spring plate can be reduced, so that the contact spring plate and the circuit board are inconvenient to integrally install on the vehicle charging shell. In addition, the contact spring plate is connected with the circuit board by adopting the contact spring plate, but the contact area of the existing contact spring plate and the contact spring plate is small, and the stability of connection with the circuit board is affected.
Disclosure of Invention
In order to solve the defects and shortcomings of the prior art, the utility model provides a clamping type contact spring piece, which is used for solving the problems that the contact area of the conventional contact spring piece and the contact spring piece is small and the connection stability with a circuit board is affected.
The technical scheme adopted by the utility model is as follows:
in one aspect, the present utility model provides a clip-on contact spring comprising: the device comprises a first base, a second base, a first guide part, a second guide part, a first contact part and a second contact part, wherein the second base is connected with one end of the first base;
the first base and the second base are provided with a first interval, the first guide part, the second guide part, the first contact part and the second contact part are all located in the first interval, the distance between the first guide part and the second guide part is gradually close to one end far away from the first base or the second base, a guide opening is formed between the first guide part and the second guide, and an elastic clamping opening is formed between the first contact part and the second contact part.
Further, at least one first bending part is connected between the first base part and the second base part.
Further, at least one second bending part is connected between the first base part and the first guiding part.
Further, at least one third bending part is connected between the second base part and the second guiding part.
Further, the first bending part, the second bending part and the third bending part are all one.
Further, the number of the welding parts is two, and the welding parts are respectively connected with the bottoms of the first base part and the second base part.
Further, the clamping type contact spring plate is integrally formed, wherein the first base, the second base, the first guide portion, the second guide portion, the first contact portion and the second contact portion are formed by horizontally encircling and bending a piece of metal plate, and the welding portion, the first base, the second base, the first guide portion, the second guide portion, the first contact portion and the second contact portion are all perpendicular to the horizontal plane.
Further, the first contact portion and the second contact portion are arranged in parallel.
On the other hand, the utility model also provides a vehicle-mounted charger, which comprises a vehicle charging shell, a circuit board, a positive electrode contact spring piece and the clamping type contact spring piece; the positive contact spring plate comprises: the arc-shaped connecting piece is arranged at positive electrode contact points on two sides of the connecting piece and a third contact part arranged on the connecting piece;
the third contact part is positioned between two positive contact points, a containing cavity with at least one side being an opening is formed in the vehicle charging shell, positive through holes communicated with the containing cavity are formed in two sides of the side wall of the vehicle charging shell, the circuit board and the positive contact spring sheet are arranged in the containing cavity, the outer side wall of the positive contact spring sheet is attached to the inner surface of the containing cavity, the two positive contact points are arranged at the positive through holes, the welding part is welded on the circuit board, the third contact part is arranged in the elastic clamping opening along the guiding opening, and two sides of the third contact part are respectively contacted with the first contact part and the second contact part.
Further, the number of the third contact parts is two, and the third contact parts are arranged at intervals.
The utility model has the beneficial effects that: compared with the prior art, the first base and the second base are used as the base, the first guide part and the second guide part form the guide opening, and the guide opening is used for guiding, so that the third contact part on the positive electrode contact spring plate can be conveniently placed in the elastic clamping opening and is in abutting contact with the first contact part and the second contact part on two sides. And the first base or the second base is welded and fixed through the welding part, the first guide part and the second guide part can be used for forming the first guide part and the second guide part with elasticity, the first guide part and the second guide part with elasticity on two sides are used for clamping the third contact part from two sides, the contact area of the clamping type contact spring piece and the third contact part and the contact stability can be improved, and the problem that the contact area of the conventional contact spring piece and the contact spring piece is small is solved.
Drawings
Fig. 1 is a perspective view of a clip-on contact spring according to the present utility model.
Fig. 2 is a perspective view of another view of the clip contact spring of the present utility model.
Fig. 3 is an assembly view of a vehicle charging housing, a circuit board, an anode contact spring and a clamping contact spring in the vehicle charger of the present utility model.
Fig. 4 is an exploded view of the vehicle charging housing, the circuit board, the positive contact spring and the clip-on contact spring of the present utility model.
Detailed Description
The technical solutions of the present embodiment will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some of the embodiments of the present utility model. Based on the embodiments of the present utility model, other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of the present utility model.
Referring to fig. 1 and 2, a clip-type contact spring 1 according to an embodiment of the present utility model includes: the welding device comprises a first base 12, a second base 15 connected with one end of the first base 12, a first guide part 18 connected with the other end of the first base 12, a second guide part 19 connected with one end of the second base 15 far away from the first base 12, a first contact part 17 connected with one end of the first guide part 18 far away from the first base 12, a second contact part 16 connected with one end of the second guide part 19 far away from the second base 15, and a welding part 11 arranged at the bottom of the first base 12 or the second base 15. A first space 14 is formed between the first base 12 and the second base 15, the first guide portion 18, the second guide portion 19, the first contact portion 17 and the second contact portion 16 are all located in the first space 14, the distance between the first guide portion 18 and the second guide portion 19 is gradually close to one end far away from the first base 12 or the second base 15, a guide opening 20 is formed between the first guide portion 18 and the second guide, and an elastic clamping opening 22 is formed between the first contact portion 17 and the second contact portion 16.
According to the utility model, the first base 12 and the second base 15 are used as the matrixes, the first guide part 18 and the second guide part 19 form the guide opening 20, and the guide opening 20 is used for guiding, so that the third contact part 42 on the positive electrode contact spring plate 4 can be conveniently placed in the elastic clamping opening 22 and contacted with the first contact part 17 and the second contact part 16 at two sides in an abutting manner. The first base 12 or the second base 15 is welded and fixed by the welding part 11, the first guiding part 18 and the second guiding part 19 can form the elastic first guiding part 18 and the elastic second guiding part 19, the first guiding part 18 and the second guiding part 19 with elasticity on two sides are used for clamping the third contact part 42 from two sides, the contact area of the clamping type contact spring piece 1 and the third contact part 42 and the contact stability can be improved, and the problems that the contact area of the existing contact spring piece and the contact spring piece is small and the connection stability with the circuit board 2 is affected are solved.
Specifically, in the above embodiment, the clip-type contact spring 1 is sheet-shaped and integrally formed. In addition, the first base 12, the second base 15, the first guide 18, the second guide 19, the first contact 17 and the second contact 16 are formed by horizontally bending a sheet metal, so that the structural stability of the utility model can be improved, the contact stability with external contacts is improved, and the welding part 11, the first base 12, the second base 15, the first guide 18, the second guide 19, the first contact 17 and the second contact 16 are all arranged perpendicular to the horizontal plane.
In a further embodiment, the first contact portion 17 is arranged in parallel with the second contact portion 16, whereby the area of contact of the first contact portion 17, the second contact portion 16 with the external contact can be increased.
In the above embodiment, at least one first bending portion 13 is connected between the first base portion 12 and the second base portion 15. In one embodiment, the number of the first bending parts 13 is one, so that the first base part 12 and the second base part 15 are splayed, and the structure of the utility model is small and compact. In other embodiments, there may be two first bending portions 13, and a connecting portion is connected between the two first bending portions 13, so that the overall outer side of the clip-type contact spring 1 of the present utility model is square. In addition, the number of the first bending portions 13 may be greater, such as three, four, etc., which is not limited herein.
In the above embodiment, at least one second bending portion 22 is connected between the first base portion 12 and the first guiding portion 18, and at least one third bending portion 21 is connected between the second base portion 15 and the second guiding portion 19. As a preferred embodiment, the second bending portion 22 and the third bending portion 21 are both one, so that the clamping contact spring 1 of the present utility model is the most compact and compact. In other embodiments, the second bending portions 22 and the third bending portions 21 are all plural, wherein the openings between the two second bending portions 22 may be oriented identically or oppositely, so that an S-shaped serpentine arrangement or other arrangements may be formed between the first base portion 12 and the second guiding portion 19. The openings between the two third bending portions 21 may be the same or opposite, so that an S-shaped serpentine arrangement, other arrangements, etc. are formed between the second base portion 15 and the second guiding portion 19, which is not limited herein.
In the above embodiment, the two soldering parts 11 are respectively connected to the bottoms of the first base part 12 and the second base part 15, and the two soldering parts 11 are soldered on the circuit board 2, so that the fixing stability of the present utility model can be improved.
In addition, referring to fig. 3 and 4, the utility model also provides an on-vehicle charger, which comprises a vehicle charging shell 3, a circuit board 2, an anode contact spring piece 4 and a clamping type contact spring piece 1. The positive contact spring piece 4 comprises: the positive electrode contact points 43 are arranged on two sides of the arc-shaped connecting sheet 41, and the third contact parts 42 are arranged on the connecting sheet. The third contact portion 42 is located between two positive contact points 43, a cavity 31 with at least one side being an opening is formed in the vehicle charging housing 3, positive through holes 32 conducted in the cavity 31 are formed in two sides of the side wall of the vehicle charging housing 3, the circuit board 2 and the positive contact spring plate 4 are placed in the cavity 31, the outer side wall of the positive contact spring plate 4 is attached to the inner surface of the cavity 31, and the two positive contact points 43 are placed at the positions of the positive through holes 32. The soldering part 11 is soldered on the circuit board 2, the third contact part 42 is placed in the elastic clamping opening 22 along the guiding opening 20, and two sides of the third contact part 42 are respectively contacted with the first contact part 17 and the second contact part 16.
Therefore, in the present utility model, when the positive contact spring 4 is first installed in the cavity 31 and the circuit board 2 is installed in the cavity 31, the direction of the guide opening 20 on the clip type contact spring 1 can be placed in the cavity 31, so that the opening direction of the guide opening 20 faces the third contact portion 42 on the positive contact spring 4, the guide opening 20 is used to place the third contact portion 42 in the clip type opening, and both sides of the third contact portion 42 are stably contacted with the first contact portion 17 and the second contact portion 16, so that the third contact portion 42 is stably contacted with the clip type contact spring 1, and the positive contact point 43 is stably connected with the circuit board 2. The positive contact spring plate 4 is firstly arranged in the containing cavity 31, and the installation of the positive contact spring plate 4 can be facilitated under the condition that the limitation of a point road plate is avoided.
Specifically, there are two third contact portions 42, which are disposed at intervals. And the clamping type contact spring plates 1 are arranged at the positions corresponding to the first contact parts 17 for use, so that the stability of connection between the positive electrode contact point 43 and the circuit board 2 can be effectively improved. In addition, when the positive contact spring 4 is mounted in the accommodating cavity 31, the positive contact spring 4 can be conveniently mounted in the accommodating cavity 31 by pressing the two third contact parts 42 to approach each other.
The above examples of the present utility model are merely illustrative of the present utility model and are not intended to limit the embodiments of the present utility model. And obvious variations or modifications which come within the spirit of the utility model are desired to be protected.
Claims (10)
1. A clip-on contact spring, comprising: the device comprises a first base, a second base, a first guide part, a second guide part, a first contact part and a second contact part, wherein the second base is connected with one end of the first base;
the first base and the second base are provided with a first interval, the first guide part, the second guide part, the first contact part and the second contact part are all located in the first interval, the distance between the first guide part and the second guide part is gradually close to one end far away from the first base or the second base, a guide opening is formed between the first guide part and the second guide, and an elastic clamping opening is formed between the first contact part and the second contact part.
2. A clip contact spring as defined in claim 1, wherein at least one first bend is connected between said first base portion and said second base portion.
3. A clip contact spring as claimed in claim 2, wherein at least one second bend is connected between the first base and the first guide.
4. A clip contact spring according to claim 3, wherein at least one third bend is connected between the second base portion and the second guide portion.
5. The clip type contact spring according to claim 4, wherein the first bending portion, the second bending portion and the third bending portion are one.
6. A clip type contact spring according to any one of claims 1 to 5, wherein there are two welding parts connected to the bottoms of the first base part and the second base part, respectively.
7. The clip type contact spring according to claim 6, wherein the clip type contact spring is integrally formed, wherein the first base, the second base, the first guide portion, the second guide portion, the first contact portion and the second contact portion are formed by horizontally surrounding and bending a sheet metal, and the welding portion, the first base, the second base, the first guide portion, the second guide portion, the first contact portion and the second contact portion are all arranged perpendicularly to a horizontal plane.
8. The clip type contact spring according to claim 7, wherein the first contact portion and the second contact portion are disposed in parallel.
9. A vehicle-mounted charger comprising a vehicle charging housing, a circuit board, a positive contact spring and a clip-on contact spring as claimed in any one of claims 1 to 8; the positive contact spring plate comprises: the arc-shaped connecting piece is arranged at positive electrode contact points on two sides of the connecting piece and a third contact part arranged on the connecting piece;
the third contact part is positioned between two positive contact points, a containing cavity with at least one side being an opening is formed in the vehicle charging shell, positive through holes communicated with the containing cavity are formed in two sides of the side wall of the vehicle charging shell, the circuit board and the positive contact spring sheet are arranged in the containing cavity, the outer side wall of the positive contact spring sheet is attached to the inner surface of the containing cavity, the two positive contact points are arranged at the positive through holes, the welding part is welded on the circuit board, the third contact part is arranged in the elastic clamping opening along the guiding opening, and two sides of the third contact part are respectively contacted with the first contact part and the second contact part.
10. The vehicle charger according to claim 9, wherein the third contact portions are provided in two at a spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018588.4U CN220544302U (en) | 2023-04-30 | 2023-04-30 | Clamping type contact spring plate and vehicle-mounted charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018588.4U CN220544302U (en) | 2023-04-30 | 2023-04-30 | Clamping type contact spring plate and vehicle-mounted charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220544302U true CN220544302U (en) | 2024-02-27 |
Family
ID=89970649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321018588.4U Active CN220544302U (en) | 2023-04-30 | 2023-04-30 | Clamping type contact spring plate and vehicle-mounted charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220544302U (en) |
-
2023
- 2023-04-30 CN CN202321018588.4U patent/CN220544302U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |