CN217036075U

CN217036075U - Conduction elastic sheet and conduction assembly

Info

Publication number: CN217036075U
Application number: CN202123086620.6U
Authority: CN
Inventors: 何黎
Original assignee: Shenzhen Sunway Communication Co Ltd
Current assignee: Shenzhen Sunway Communication Co Ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-07-22
Anticipated expiration: 2031-12-09

Abstract

The utility model discloses a conduction elastic sheet and a conduction assembly, wherein the conduction elastic sheet comprises a welding part, a first arc-shaped arm, a first force arm, a second arc-shaped arm, a suction arm, a second force arm and a contact part which are sequentially connected, the welding part, the first arc-shaped arm, the first force arm, the second arc-shaped arm and the suction arm are connected to form a J-shaped structure, two opposite sides of the welding part are provided with protective arms extending upwards, the contact part is higher than the protective arms, at least one side of the suction arm is provided with a blocking part extending outwards, and the blocking part is positioned above the protective arms. The conduction elastic sheet is simple and novel in structure, when the conduction elastic sheet is pressed down to a certain degree, the blocking part is abutted against the protective arm, and the protective arm can provide positive force for the elastic force arm, so that the elastic force of the conduction elastic sheet is increased; the back is supported with the armguard to the stop part, and the electric transmission route of contact site to the welding part has taken place the change, and the signal of telecommunication can be transmitted to the welding part via stop part, armguard on, has shortened electric transmission route, has reduced the impedance for signal of telecommunication transmission is more stable.

Description

Conduction elastic sheet and conduction assembly

Technical Field

The utility model relates to the technical field of conducting elastic sheet connectors, in particular to a conducting elastic sheet and a conducting assembly.

Background

The existing conductive elastic sheet is generally C-shaped or O-shaped, and the C-shaped conductive elastic sheet or the O-shaped conductive elastic sheet has the problems of smaller elasticity and larger impedance.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: a novel structure of conducting elastic pieces and conducting assemblies are provided.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: the utility model provides a switch on shell fragment, includes consecutive welding part, first arc arm, first arm of force, second arc arm, suction arm, second arm of force and contact site, five people of welding part, first arc arm, first arm of force, second arc arm and suction arm form J style of calligraphy structure after connecting, the relative both sides of welding part have the armguard that extends up, the contact site is higher than the armguard sets up, at least one side of suction arm has the portion of blockking that extends outwards, the portion of blockking is located the top of armguard.

Further, the top of the guard arm is provided with a limiting step matched with the blocking part.

Further, the top surface of the suction arm is formed with a suction area.

Furthermore, the two opposite sides of the suction arm are respectively provided with the blocking parts, and the blocking parts positioned on the two sides of the suction arm are symmetrically arranged.

Furthermore, the two sides of the joint of the first arc-shaped arm and the welding part are respectively provided with a force unloading groove.

Further, the guard arm has an extension portion extending toward the front side, the extension portion being provided to protrude with respect to the first force arm.

Furthermore, one end of the contact part, which is far away from the second force arm, extends towards the obliquely lower direction to form a hook-preventing part.

Further, the suction arm is disposed parallel to the welding portion.

Further, the first force arm is disposed perpendicular to the weld.

In order to solve the technical problem, the utility model also adopts the following technical scheme: the conduction assembly comprises a PCB, and the PCB is provided with the conduction elastic sheet.

The utility model has the beneficial effects that: this switch on shell fragment simple structure, the novelty, the suction arm has the stop part that extends outwards, stop part and armguard cooperation, when switching on the shell fragment and pushing down to the certain degree, stop part and armguard are contradicted, the armguard can provide forward power for the elasticity arm of force, thereby the elasticity that switches on the shell fragment has been increased effectively, and stop part and armguard support the back, the electric transmission route of contact site to weld part has taken place the change, the signal of telecommunication can be via the stop part, the armguard transmits to the weld part on, the electric transmission route has been shortened, the impedance has been reduced, make the signal of telecommunication transmission more stable.

Drawings

Fig. 1 is a schematic structural diagram of a conduction assembly according to a first embodiment of the present invention (when a blocking portion collides with a limiting step);

fig. 2 is a schematic structural diagram of a conductive elastic sheet according to a first embodiment of the present invention;

fig. 3 is a schematic structural diagram of another view angle of the conducting elastic sheet according to the first embodiment of the present invention;

fig. 4 is a bottom view of the conductive elastic piece according to the first embodiment of the present invention.

Description of the reference symbols:

1. a PCB board;

2. conducting the elastic sheet; 21. a weld; 22. a first arcuate arm; 23. a first force arm; 24. a second arcuate arm; 25. a suction arm; 251. a blocking portion; 26. a second force arm; 27. a contact portion; 271. a hook prevention part; 28. protecting the arm; 281. a limiting step; 282. an extension portion; 29. and (7) unloading the force groove.

Detailed Description

In order to explain technical contents, achieved objects, and 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 to 4, a conductive elastic sheet 2 includes a welding portion 21, a first arc-shaped arm 22, a first force arm 23, a second arc-shaped arm 24, a suction arm 25, a second force arm 26 and a contact portion 27, which are connected in sequence, the welding portion 21, the first arc-shaped arm 22, the first force arm 23, the second arc-shaped arm 24 and the suction arm 25 are connected to form a J-shaped structure, two opposite sides of the welding portion 21 have protection arms 28 extending upward, the contact portion 27 is higher than the protection arms 28, at least one side of the suction arm 25 has a blocking portion 251 extending outward, and the blocking portion 251 is located above the protection arms 28.

From the above description, the beneficial effects of the present invention are: this switch on shell fragment 2 simple structure, it is novel, it has the barrier part 251 of outwards extending to absorb the arm 25, barrier part 251 and the cooperation of armguard 28, when switching on shell fragment 2 and pushing down to the certain degree, barrier part 251 contradicts with armguard 28, armguard 28 can provide the forward force for the elastic force arm, thereby the elasticity that switches on shell fragment 2 has been increased effectively, and barrier part 251 and armguard 28 are to the back, contact site 27 has taken place the change to the electrical transmission route of weld part 21, the signal of telecommunication can be via barrier part 251, armguard 28 transmits to on the weld part 21, electrical transmission route has been shortened, the impedance has been reduced, make the signal of telecommunication more stable.

Further, the top of the guard arm 28 has a limit step 281 engaged with the blocking portion 251.

As can be seen from the above description, the position of the blocking portion 251 on the arm guard 28 can be limited by the limiting step 281, which is beneficial to ensuring the working stability of the conductive elastic sheet 2.

Further, the top surface of the suction arm 25 is formed with a suction area.

As can be seen from the above description, the suction area is configured such that the conductive elastic piece 2 can be soldered to an external component by using an SMT process.

Further, the opposite sides of the suction arm 25 are respectively provided with the blocking portions 251, and the blocking portions 251 located at both sides of the suction arm 25 are symmetrically disposed.

According to the description, the elastic force arm of the conducting elastic sheet 2 is balanced in stress, and the structural stability and the working stability of the conducting elastic sheet 2 can be guaranteed.

Further, two sides of the connection between the first arc-shaped arm 22 and the welding part 21 are respectively provided with a force discharging groove 29.

As can be seen from the above description, the force-releasing groove 29 can improve the stress concentration at the connection between the first arc-shaped arm 22 and the welding portion 21, which is beneficial to improving the structural stability of the conductive elastic sheet 2.

Further, the guard arm 28 has an extension part 282 extending toward the front side, and the extension part 282 is protrudingly disposed with respect to the first moment arm 23.

As can be seen from the above description, the presence of the extension 282 provides good protection for the first moment arm 23, reducing the risk of the first moment arm 23 being subjected to a side impact.

Further, one end of the contact portion 27 away from the second force arm 26 extends obliquely downward to form a hook-preventing portion 271.

Further, the suction arm 25 is disposed parallel to the welding part 21.

Further, the first force arm 23 is disposed perpendicular to the welded portion 21.

The conduction assembly comprises a PCB (printed Circuit Board) 1, and the conduction elastic sheet 2 is arranged on the PCB 1.

Example one

Referring to fig. 1 to 4, a first embodiment of the present invention is: the conduction assembly can be used for electrically connecting a battery or other electronic components needing to be electrically conducted.

As shown in fig. 1, the conduction assembly includes a PCB 1 and a conduction elastic sheet 2 disposed on the PCB 1, which is easy to understand, the conduction elastic sheet 2 is conducted with the trace on the PCB 1, and in detail, the conduction elastic sheet 2 is welded on the PCB 1.

Referring to fig. 2 to 4, the conductive elastic sheet 2 includes a welding portion 21 and an elastic force arm connected to each other, the elastic force arm includes a first arc-shaped arm 22, a first force arm 23, a second arc-shaped arm 24, a suction arm 25, a second force arm 26, and a contact portion 27 connected in sequence, wherein one end of the welding portion 21 is connected to one end of the first arc-shaped arm 22 far away from the first force arm 23, and the welding portion 21, the first arc-shaped arm 22, the first force arm 23, the second arc-shaped arm 24, and the suction arm 25 are connected to form a J-shaped structure rotating clockwise by 90 degrees. The opposite sides of the welding part 21 are provided with protection arms 28 extending upwards, a partial area of the elastic arm is positioned between the two protection arms 28 to receive the protection of the protection arms 28, the contact part 27 is arranged higher than the protection arms 28, at least one side of the suction arm 25 is provided with a blocking part 251 extending outwards, and the blocking part 251 is positioned above the protection arms 28.

Preferably, the opposite sides of the suction arm 25 are respectively provided with the blocking portions 251, the blocking portions 251 located at the two sides of the suction arm 25 are symmetrically arranged, and the two blocking portions 251 are respectively matched with the two guard arms 28.

In order to improve the working stability of the conducting elastic sheet 2, the top of the protection arm 28 is provided with a limit step 281 matched with the blocking part 251. It should be noted that the limiting step 281 can be regarded as a local area of the limiting groove, that is, it is also feasible that the top of the protection arm 28 is provided with the limiting groove for cooperating with the blocking portion 251.

In order to facilitate the assembly and production of the conduction assembly, the top surface of the suction arm 25 is formed with a suction area, and the conduction elastic sheet 2 can be welded and conducted with the PCB 1 through an SMT process.

As shown in fig. 3, a force releasing groove 29 is respectively disposed on both sides of a connection portion of the first arc-shaped arm 22 and the welding portion 21.

The guard arm 28 has an extension 282 extending toward the front side, and the extension 282 is disposed to protrude with respect to the first moment arm 23. In this way, the extension portion 282 can provide more sufficient protection for the first arc-shaped arm 22, the first moment arm 23 and the second arc-shaped arm 24.

One end of the contact portion 27 away from the second force arm 26 extends obliquely downward to form a hook-preventing portion 271.

In the present embodiment, the suction arm 25 is provided in parallel with the welding portion 21; the first force arm 23 is arranged perpendicular to the welding portion 21.

In a preferred embodiment, the conductive elastic sheet 2 is an integral structure formed by punching and bending a single metal sheet.

In summary, the conduction elastic sheet and the conduction assembly provided by the utility model have simple and novel structures, the suction arm is provided with the blocking part extending outwards, the blocking part is matched with the guard arm, when the conduction elastic sheet is pressed down to a certain degree, the blocking part is abutted against the guard arm, and the guard arm can provide positive force for the elastic force arm, so that the elastic force of the conduction elastic sheet is effectively increased, after the blocking part is abutted against the guard arm, the electric transmission path from the contact part to the welding part is changed, electric signals can be transmitted to the welding part through the blocking part and the guard arm, the electric transmission path is shortened, the impedance is reduced, and the electric signal transmission is more stable.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a switch on shell fragment which characterized in that: including consecutive weld part, first arc arm, the first arm of force, second arc arm, suction arm, the second arm of force and contact site, five people of weld part, first arc arm, the first arm of force, second arc arm and suction arm form J style of calligraphy structures after connecting, the relative both sides of weld part have the armguard that extends up, the contact site is higher than the armguard sets up, at least one side of suction arm has the barrier part that extends outwards, the barrier part is located the top of armguard.

2. The conduction elastic piece according to claim 1, wherein: the top of the guard arm is provided with a limit step matched with the blocking part.

3. The conduction elastic piece according to claim 1, wherein: the top surface of the suction arm is provided with a suction area.

4. The conduction elastic piece according to claim 1, wherein: the two opposite sides of the suction arm are respectively provided with the blocking parts, and the blocking parts positioned on the two sides of the suction arm are symmetrically arranged.

5. The conducting elastic sheet according to claim 1, wherein: and force unloading grooves are respectively arranged on two sides of the joint of the first arc-shaped arm and the welding part.

6. The conducting elastic sheet according to claim 1, wherein: the guard arm has an extension portion extending toward the front side, the extension portion being provided to protrude with respect to the first force arm.

7. The conducting elastic sheet according to claim 1, wherein: one end of the contact part, which is far away from the second force arm, extends towards the inclined lower direction to form a hook-preventing part.

8. The conduction elastic piece according to claim 1, wherein: the suction arm is disposed parallel to the welding portion.

9. The conducting elastic sheet according to claim 1, wherein: the first force arm is disposed perpendicular to the weld.

10. The conduction assembly comprises a PCB board and is characterized in that: the PCB is provided with the conducting elastic sheet in any one of claims 1-9.