CN218482402U - Double-contact elastic sheet - Google Patents
Double-contact elastic sheet Download PDFInfo
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- CN218482402U CN218482402U CN202221917331.8U CN202221917331U CN218482402U CN 218482402 U CN218482402 U CN 218482402U CN 202221917331 U CN202221917331 U CN 202221917331U CN 218482402 U CN218482402 U CN 218482402U
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Abstract
The utility model discloses a double contact shell fragment, including roof, curb plate, first welded plate, second welded plate, first elastic arm and second elastic arm, the both sides limit of roof is buckled respectively and is extended the formation curb plate down, and the bottom of a curb plate is buckled outwards and is extended the formation first welded plate, and the bottom of another curb plate is buckled outwards and is extended the formation second welded plate, and the one end of roof is connected with first elastic arm, and one side that the curb plate was kept away from to the second welded plate is connected with second elastic arm. The double-contact elastic sheet has a simple and novel structure, can simultaneously meet the contact conduction with an external lateral device and a forward device, reduces the space occupied by the elastic sheet in the electronic equipment, and meets the development requirement of miniaturization of the electronic equipment; the double-contact elastic sheet can be connected and conducted with an external structure through an SMD (surface mounted device) chip process, so that the assembly efficiency of the double-contact elastic sheet and the external structure is improved, and the assembly cost of the electronic equipment is reduced; the two welding plates are arranged, and therefore more stable welding and fixing with an external structure can be achieved.
Description
Technical Field
The utility model relates to a metal shrapnel technical field especially relates to a double contact shell fragment.
Background
In the prior art, the simple metal elastic sheet is generally of an O-type structure or a C-type structure, but both the metal elastic sheet of the O-type structure and the metal elastic sheet of the C-type structure are single-contact elastic sheets, which can only be in contact conduction with one component.
Generally need use a plurality of metal shrapnels among the electronic equipment in order to switch on with the contact of a plurality of components and parts, and along with the development of electronic equipment frivolousness, the inside position that can supply to install metal shrapnel of electronic equipment is less and less, and current single contact shell fragment is more and more difficult to satisfy the user demand.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provides a double-contact spring plate with a novel structure.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a double contact shell fragment, includes roof, curb plate, first welded plate, second welded plate, first elastic arm and second elastic arm, the both sides limit of roof is buckled respectively downwards and is extended formation the curb plate, one the bottom of curb plate is buckled outward and is extended formation first welded plate, another the bottom of curb plate is buckled outward and is extended formation the second welded plate, the one end of roof is connected with first elastic arm, the second welded plate is kept away from one side of curb plate is connected with second elastic arm.
Furthermore, the first elastic arm comprises a J-shaped force arm and a first extension force arm, one end of the J-shaped force arm is connected with the top plate, the other end of the J-shaped force arm extends towards the inclined upper part of the outer side in an inclined mode to form the first extension force arm, and a first contact part is arranged at one end, away from the J-shaped force arm, of the first extension force arm.
Furthermore, the first elastic arm further comprises a simple support leg, one end, far away from the first extending force arm, of the first contact part is bent and extends towards the direction close to the J-shaped force arm to form the simple support leg, and an arc-shaped abutting part used for abutting against the J-shaped force arm is arranged at one end, far away from the first contact part, of the simple support leg.
Further, the J-shaped force arm comprises a descending force arm, an arc force arm and an ascending force arm which are sequentially connected, the descending force arm is connected with the top plate, the ascending force arm is connected with the first extension force arm, and the arc abutting portion is used for abutting against the descending force arm.
Further, the arc-shaped force arm is arranged lower than the first welding plate.
Furthermore, two ends of the side plates, which are close to the first elastic arm, are respectively provided with an L-shaped protective wall, and a partial area of the first elastic arm is located between the two L-shaped protective walls.
Further, the second elastic arm includes the second extension arm of force, the second welding board is kept away from one side of curb plate is towards the oblique top slope of outside and is extended formation the second extension arm of force, the second extension arm of force is kept away from the one end of second welding board is equipped with the second contact site.
Further, the bottom surface of the first welding plate and the bottom surface of the second welding plate are arranged in a coplanar mode.
Further, the top surface of the top plate is formed with a suction area.
The beneficial effects of the utility model reside in that: the double-contact elastic sheet has a simple and novel structure, can simultaneously meet the contact conduction with an external lateral device and a forward device, can effectively reduce the space occupied by the elastic sheet in the electronic equipment, is beneficial to reducing the manufacturing cost of the electronic equipment carrying the elastic sheet, and meets the development requirement of miniaturization of the electronic equipment; the double-contact elastic sheet can be connected and conducted with an external structure through an SMD (surface mounted device) process, so that the assembly efficiency of the double-contact elastic sheet and the external structure is improved, and the assembly cost of the electronic equipment is reduced; the two welding plates are provided, and more stable welding and fixing with an external structure can be realized.
Drawings
Fig. 1 is a schematic structural view of a double-contact spring in an embodiment of the present invention;
fig. 2 is a schematic structural view of another view angle of a dual-contact elastic sheet according to an embodiment of the present invention.
Description of reference numerals:
1. a top plate;
2. a side plate;
3. a first weld plate;
4. a second weld plate;
5. a first resilient arm; 51. a J-shaped force arm; 511. lowering the force arm; 512. an arc-shaped force arm; 513. lifting the force arm; 52. a first epitaxial moment arm; 53. a first contact portion; 54. a simple support leg; 55. an arc-shaped abutting part;
6. a second resilient arm; 61. a second epitaxial moment arm; 62. a second contact portion;
7. an L-shaped protective wall.
Detailed Description
In order to explain the technical contents, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 and 2, a double-contact elastic sheet includes a top plate 1, side plates 2, a first welding plate 3, a second welding plate 4, a first elastic arm 5 and a second elastic arm 6, where two side edges of the top plate 1 are bent and extended downward to form the side plates 2, a bottom end of one of the side plates 2 is bent and extended outward to form the first welding plate 3, a bottom end of the other side plate 2 is bent and extended outward to form the second welding plate 4, one end of the top plate 1 is connected to the first elastic arm 5, and one side of the second welding plate 4 away from the side plates 2 is connected to the second elastic arm 6.
From the above description, the beneficial effects of the present invention are: the double-contact elastic sheet has a simple and novel structure, can simultaneously meet the contact conduction with an external lateral device and a forward device, can effectively reduce the space occupied by the elastic sheet in the electronic equipment, is beneficial to reducing the manufacturing cost of the electronic equipment carrying the elastic sheet, and meets the development requirement of miniaturization of the electronic equipment; the double-contact elastic sheet can be connected and conducted with an external structure through an SMD (surface mounted device) process, so that the assembly efficiency of the double-contact elastic sheet and the external structure is improved, and the assembly cost of the electronic equipment is reduced; the two welding plates are provided, and more stable welding and fixing with an external structure can be realized.
Further, the first elastic arm 5 comprises a J-shaped force arm 51 and a first extension force arm 52, one end of the J-shaped force arm 51 is connected to the top plate 1, the other end of the J-shaped force arm 51 extends obliquely towards the outer side and upwards to form the first extension force arm 52, and one end, far away from the J-shaped force arm 51, of the first extension force arm 52 is provided with a first contact part 53.
As can be seen from the above description, the first elastic arm 5 has a simple structure and can provide a stable lateral elastic force.
Further, the first elastic arm 5 further includes a simple leg 54, one end of the first contact portion 53, which is far away from the first outward extending moment arm 52, bends and extends in a direction close to the J-shaped moment arm 51 to form the simple leg 54, and one end of the simple leg 54, which is far away from the first contact portion 53, is provided with an arc-shaped abutting portion 55 for abutting against the J-shaped moment arm 51.
From the above description, the existence of the simple support leg 54 can improve the structural stability of the double-contact elastic sheet, reduce the risk of irreversible deformation of the double-contact elastic sheet, and the existence of the arc-shaped interference part 55 can effectively prevent the simple support leg 54 from scratching the J-shaped force arm 51.
Further, the J-shaped force arm 51 comprises a descending force arm 511, an arc-shaped force arm 512 and an ascending force arm 513 which are sequentially connected, the descending force arm 511 is connected with the top plate 1, the ascending force arm 513 is connected with the first outward extending force arm 52, and the arc-shaped abutting part 55 is used for abutting against the descending force arm 511.
Further, the arc-shaped moment arm 512 is arranged lower than the first welding plate 3.
Furthermore, two ends of the side plates 2 close to the first elastic arm 5 are respectively provided with an L-shaped protection wall 7, and a partial area of the first elastic arm 5 is located between the two L-shaped protection walls 7.
As can be seen from the above description, the L-shaped protection wall 7 can protect the first elastic arm 5, reduce the risk of lateral impact on the first elastic arm 5, and simultaneously limit the compression stroke of the lateral device on the first elastic arm 5, so as to prevent the first elastic arm 5 from being irreversibly deformed due to over-compression.
Further, the second elastic arm 6 includes a second extending force arm 61, one side of the second welding plate 4, which is far away from the side plate 2, extends obliquely towards the oblique upper side of the outer side to form the second extending force arm 61, and a second contact part 62 is arranged at one end of the second extending force arm 61, which is far away from the second welding plate 4.
As apparent from the above description, the second elastic arm 6 has a simple structure and can provide a stable forward elastic force.
Further, the bottom surface of the first welding plate 3 and the bottom surface of the second welding plate 4 are arranged in a coplanar manner.
Further, a suction area is formed on the top surface of the top plate 1.
As can be seen from the above description, the suction areas are used to provide suction locations for the SMD chip process.
Example one
Referring to fig. 1 and fig. 2, a first embodiment of the present invention is: a double-contact elastic sheet is an integrated structure formed by cutting and bending a metal plate.
The double-contact elastic sheet comprises a top plate 1, a side plate 2, a first welding plate 3, a second welding plate 4, a first elastic arm 5 and a second elastic arm 6, the two side edges of the top plate 1 are bent downwards respectively to extend to form the side plate 2, one is formed by bending the bottom end of the side plate 2 outwards to extend to form the first welding plate 3 and the other is formed by bending the bottom end of the side plate 2 outwards to extend to form the second welding plate 4, one end of the top plate 1 is connected with the first elastic arm 5, and the second welding plate 4 is far away from one side of the side plate 2 and is connected with the second elastic arm 6.
The bottom surface of the first welding plate 3 and the bottom surface of the second welding plate 4 are arranged in a coplanar manner, optionally, a suction area is formed on the top surface of the top plate 1, and an SMD device can suck the double contact spring through the suction area and weld the double contact spring to an external structure, including but not limited to a PCB board.
The first elastic arm 5 comprises a J-shaped force arm 51 and a first extension force arm 52, one end of the J-shaped force arm 51 is connected with the top plate 1, the other end of the J-shaped force arm 51 obliquely extends towards the outer side and upwards to form the first extension force arm 52, and one end, far away from the J-shaped force arm 51, of the first extension force arm 52 is provided with a first contact part 53.
Specifically, the first elastic arm 5 further includes a simple leg 54, one end of the first contact portion 53, which is far away from the first outward extending moment arm 52, is bent and extended toward the direction close to the J-shaped moment arm 51 to form the simple leg 54, and an arc-shaped abutting portion 55 for abutting against the J-shaped moment arm 51 is disposed at one end of the simple leg 54, which is far away from the first contact portion 53. More specifically, the J-shaped force arm 51 comprises a descending force arm 511, an arc force arm 512 and an ascending force arm 513 which are connected in sequence, the descending force arm 511 is connected with the top plate 1, the ascending force arm 513 is connected with the first outward extending force arm 52, and the arc abutting part 55 is used for abutting against the descending force arm 511. Optionally, the arc-shaped moment arm 512 is disposed lower than the first welding plate 3.
In a preferred embodiment, two ends of the side plates 2 close to the first elastic arm 5 are respectively provided with an L-shaped protective wall 7, and a partial area of the first elastic arm 5 is located between the two L-shaped protective walls 7.
The second elastic arm 6 comprises a second extension force arm 61, one side of the second welding plate 4, far away from the side plate 2, extends towards the inclined upper side of the outer side in an inclined mode to form the second extension force arm 61, and one end, far away from the second welding plate 4, of the second extension force arm 61 is provided with a second contact part 62.
To sum up, the double-contact elastic piece provided by the utility model has a simple and novel structure, can simultaneously meet the contact conduction with an external lateral device and a forward device, can effectively reduce the space occupied by the elastic piece inside the electronic equipment, is beneficial to reducing the manufacturing cost of the electronic equipment carrying the elastic piece, and meets the development requirement of miniaturization of the electronic equipment; the double-contact elastic sheet can be connected and conducted with an external structure through an SMD (surface mounted device) process, so that the assembly efficiency of the double-contact elastic sheet and the external structure is improved, and the assembly cost of the electronic equipment is reduced; the two welding plates are provided, and more stable welding and fixing with an external structure can be realized.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (9)
1. A double contact shell fragment which characterized in that: including roof, curb plate, first welded plate, second welded plate, first elastic arm and second elastic arm, the both sides limit of roof is buckled respectively downwards and is extended formation the curb plate, one the bottom of curb plate is buckled to extend towards the lateral bending and is formed first welded plate, another the bottom of curb plate is buckled to extend towards the lateral bending and is formed the second welded plate, the one end of roof is connected with first elastic arm, the second welded plate is kept away from one side of curb plate is connected with the second elastic arm.
2. The dual contact dome of claim 1, wherein: first elastic arm includes the J shape arm of force and the first arm of force of extending, the one end of the J shape arm of force is connected the roof, the other end of the J shape arm of force is towards the oblique top slope of outside and is extended formation first extension arm of force, first extension arm of force is kept away from the one end of the J shape arm of force is equipped with first contact site.
3. The dual contact dome of claim 2, wherein: first elastic arm still includes the letter stabilizer blade, first contact site is kept away from the one end of first epitaxial arm of force is towards being close to the direction bending extension of the J shape arm of force forms the letter stabilizer blade, the letter stabilizer blade is kept away from the one end of first contact site is equipped with and is used for contradicting the arc conflict portion of the J shape arm of force.
4. The dual contact dome of claim 3, wherein: the J-shaped moment arm comprises a descending moment arm, an arc-shaped moment arm and an ascending moment arm which are sequentially connected, the descending moment arm is connected with the top plate, the ascending moment arm is connected with the first extending moment arm, and the arc-shaped abutting portion is used for abutting against the descending moment arm.
5. The dual contact dome of claim 4, wherein: the arc-shaped force arm is lower than the first welding plate.
6. The dual contact dome of claim 1, wherein: and L-shaped protective walls are respectively arranged at one ends of the two side plates, which are close to the first elastic arm, and partial area of the first elastic arm is positioned between the two L-shaped protective walls.
7. The dual contact dome of claim 1, wherein: the second elastic arm comprises a second extension force arm, the second welding plate is far away from one side of the side plate and extends towards the inclined upper side of the outer side in an inclined mode to form the second extension force arm, and a second contact part is arranged at one end, far away from the second welding plate, of the second extension force arm.
8. The dual contact dome of claim 1, wherein: the bottom surface of first welding board and the bottom surface coplane setting of second welding board.
9. The dual contact dome of claim 1, wherein: the top surface of the top plate is formed with a suction area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221917331.8U CN218482402U (en) | 2022-07-21 | 2022-07-21 | Double-contact elastic sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221917331.8U CN218482402U (en) | 2022-07-21 | 2022-07-21 | Double-contact elastic sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218482402U true CN218482402U (en) | 2023-02-14 |
Family
ID=85163460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221917331.8U Active CN218482402U (en) | 2022-07-21 | 2022-07-21 | Double-contact elastic sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218482402U (en) |
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2022
- 2022-07-21 CN CN202221917331.8U patent/CN218482402U/en active Active
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| GR01 | Patent grant |