CN215011351U - Grounding elastic sheet structure of mobile equipment - Google Patents
Grounding elastic sheet structure of mobile equipment Download PDFInfo
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- CN215011351U CN215011351U CN202121335383.XU CN202121335383U CN215011351U CN 215011351 U CN215011351 U CN 215011351U CN 202121335383 U CN202121335383 U CN 202121335383U CN 215011351 U CN215011351 U CN 215011351U
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Abstract
The utility model relates to the field of water level monitoring, in particular to a mobile device grounding elastic sheet structure, which comprises a fixed part, wherein the fixed part is used for being fixed with a circuit board of the mobile device and realizing electric connection; the return bending part extends out from one side of the fixing part and is bent upwards, and a C-shaped first elastic part is formed at the joint of the return bending part and the fixing part; the electrical connecting part is opposite to the fixed part, a jaw is arranged on the electrical connecting part, the vertical fixing piece penetrates through the jaw, and a C-shaped second elastic part is formed at the connecting part of the electrical connecting part and the bent part; the side-connected elastic arm is provided with a connecting end and a side-connected contact which are arranged in a way of deviating from each other; the utility model discloses electric connection portion utilizes the vertical mounting that itself has on keeping silent and the mobile device casing to fix, reduces the shared space of ground connection shell fragment.
Description
Technical Field
The utility model relates to an electron hardware technical field, concretely relates to mobile device ground connection shell fragment structure.
Background
Mobile equipment (such as mobile phones) has strict antistatic requirements to protect internal electronic components from being damaged by static electricity, so that metal parts in the mobile equipment such as the mobile phones can be stably and reliably grounded to meet the antistatic requirements, and the electronic components are protected; in addition, electromagnetic shielding elements like shielding cases also have grounding requirements, and various metal pieces in equipment generally utilize grounding elastic pieces to perform grounding protection, so that static electricity can be effectively reduced, signal reflection can be realized, and signal interference can be avoided.
Meanwhile, with the increase of components in the mobile equipment, the space utilization rate is higher and higher, but the existing grounding elastic sheet is usually arranged on one position independently and still needs to occupy a certain space.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to overcome the drawbacks of the prior art, and provides a grounding spring structure for a mobile device, in which an electrical connection portion is fixed by a vertical fixing member provided on a jaw and a housing of the mobile device, so as to reduce the space occupied by the grounding spring.
The utility model discloses a mobile device ground connection shell fragment structure, include:
the fixing part is used for fixing the circuit board of the mobile equipment and realizing electrical connection;
the return bending part extends out from one side of the fixing part and is bent upwards, and a C-shaped first elastic part is formed at the joint of the return bending part and the fixing part;
the electrical connecting part is connected to the free end of the return bending part and is opposite to the fixed part, a jaw is formed in the electrical connecting part, the electrical connecting part is fixed through a vertical fixing piece on the mobile equipment shell and is electrically connected with the mobile equipment shell, the vertical fixing piece penetrates through the jaw, and a C-shaped second elastic part is formed at the connecting part of the electrical connecting part and the return bending part;
the side connection elastic arm has the link and the side connection contact that deviate from the setting each other, the link with the portion of bending back is connected, the side connection contact is towards keeping away from the direction of fixed part extends and with mobile device's side direction component electric connection.
Further, the part of the bent back portion between the first elastic portion and the second elastic portion is a first hard straight portion, the connecting end of the side-connected elastic arm comprises a third elastic portion and a second hard straight portion, the second hard straight portion is connected with the middle of the first hard straight portion of the bent back portion to form a Y shape, and the third elastic portion is connected with the side-connected contact.
Further, the bent back portion and the side elastic arms have convex ribs protruding outward, the convex ribs extending in the length direction of the bent back portion or the side elastic arms to form a first hard straight portion and a second hard straight portion on the bent back portion and the side elastic arms, respectively.
Furthermore, the position of the bending part corresponding to the side elastic arm is provided with a hollow hole.
Furthermore, the electrical connection portion forms electrical connection arms on two sides of the jaw, and any one of the electrical connection arms has at least one connection contact in a wave shape.
Further, the fixed part is provided with a avoiding position for avoiding the vertical fixing part.
Furthermore, the fixing portion, the bending portion, the electrical connection portion and the side-connected elastic arms are all of an integrally formed structure.
The utility model has the advantages that: the utility model discloses a mobile device grounding elastic sheet structure, which is provided with a fixed part connected with a circuit board, an electrical connection part connected with a shell and a side-connected elastic arm connected with a side component, wherein the electrical connection is ensured to be stable and reliable by multi-point connection; on the other hand, the fixing part, the electrical connection part and the side elastic arms are distributed at three points in space, and respective stress can be transmitted mutually, so that stress concentration is reduced, and a certain part is prevented from being damaged; and finally, the electric connection part is provided with a jaw, the jaw can be clamped and fixed on a vertical fixing piece on the mobile equipment shell, and the jaw and the vertical fixing piece share the occupied space, so that the space occupied by the grounding elastic sheet is reduced.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of another aspect of the present invention;
fig. 3 is an installation diagram of the present invention.
Description of reference numerals: the fixing part 1, the avoiding part 101, the bent back part 2, the first elastic part 201, the second elastic part 202, the first hard straight part 203, the hollow hole 204, the electrical connection part 3, the jaw 301, the electrical connection arm 302, the connection contact 303, the side connection elastic arm 4, the connection end 401, the side connection contact 402, the third elastic part 4011, the second hard straight part 4012, the convex rib 405 and the vertical fixing part 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the ground elastic sheet structure of the mobile device in this embodiment is used in cooperation with a self-contained vertical fixing member 5 on the mobile device housing to achieve the purpose of reducing the occupied space, where the vertical fixing member 5 may be a rear cover connected at the edge of the housing, a circuit board bracket on the housing, or a bolt column for connecting front and rear housings.
Specifically, ground connection shell fragment structure includes fixed part 1, return portion 2, electric connection portion 3 and side connection elastic arm 4, fixed part 1 is used for realizing electric connection with the circuit board of mobile device is fixed, can adopt traditional welding mode to realize, also can adopt other fixed mode, for example, in this embodiment, adopts the bolt post as vertical mounting 5, consequently fixed part 1 has been seted up and has been kept away position 101, should keep away position 101 and be a through-hole, cup joints the through-hole and realizes fixing on the bolt post, in other embodiments, should keep away position 101 and can avoid the square of circuit board support and keep away position 101.
The bending part 2 extends from one side of the fixing part 1 and is bent upwards, and a first C-shaped elastic part 201 is formed at the joint of the bending part 2 and the fixing part 1.
The electrical connection part 3 is connected to the free end of the return part 2 and is opposite to the fixing part 1, the return part 2 and the electrical connection part 3 are arranged in a C shape, the electrical connection part 3 is provided with a jaw 301, the vertical fixing piece 5 passes through the jaw 301, the electrical connection part 3 is fixed by a vertical fixing part 5 on the mobile equipment shell and is electrically connected with the mobile equipment shell, the joint of the electrical connection part 3 and the return bending part 2 forms a C-shaped second elastic part 202, the first elastic part 201 and the second elastic part 202 are deformed by the clamping force between the shell and the circuit board, the electrical connection part 3 is abutted to the upper shell to complete the grounding connection of the circuit board, the jaw 301 is clamped on the vertical fixing part 5, the left and right deviation of the non-return bent part 2 can be prevented, and meanwhile, the whole occupied space of the vertical fixing piece 5 and the grounding elastic piece is also reduced.
The side elastic arm 4 is used for electrically connecting electrical components on the side, and has a connecting end 401 and a side contact 402 which are arranged away from each other, the connecting end 401 is connected with the return portion 2, and the side contact 402 extends towards the direction away from the fixing portion 1 and is electrically connected with a lateral component of the mobile device.
Referring to fig. 3, the contact point between the fixing portion 1 and the circuit board, the contact point between the electrical connection portion 3 and the housing, and the contact point between the side-connected elastic arm 4 and the lateral component are spatially distributed at three points, and the force applied to the grounding elastic sheet is shared by the first elastic portion 201, the second elastic portion 202, and the connection end 401 of the side-connected elastic arm 4, so that an excessive deformation of a certain portion due to stress concentration is avoided; for example, if a force applied by the lateral element to the side contact 402 is large, the force can be transmitted to the bent back portion 2 through the connection end 401, and the force is shared by the deformation of the first elastic portion 201 and the second elastic portion 202.
In order to guarantee the transmission of power, the part of portion that the portion that returns curved part 2 between lieing in first elastic component 201 and second elastic component 202 is first hard straight portion 203, and the deformation that takes place during the atress is less or do not take place deformation, the link 401 of side connection elastic arm 4 includes third elastic component 4011 and the hard straight portion 4012 of second, the hard straight portion 4012 of second with the middle part of the first hard straight portion 203 of the portion that returns curved part 2 is connected and is formed Y shape structure, and arbitrary one end atress of Y shape structure can be transmitted to other both ends, third elastic component 4011 with side connection 402 connects.
In this embodiment, the first hard straight portion 203 and the second hard straight portion 4012 are hard straight by forming the convex rib 405 protruding outward on the surface thereof, the convex rib 405 is in the bent back portion 2 or the length direction of the side elastic arm 4 extends, and the convex rib 405 directly passes through punch forming, so that the production process is convenient and fast, and the number of processes is reduced.
In this embodiment, fixed part 1, recurve portion 2, electric connection portion 3 and side connection elastic arm 4 are integrated into one piece structure, and fixed part 1, recurve portion 2 and electric connection portion 3 are through the shaping of buckling, and side connection elastic arm 4 can be through directly blanking from recurve portion 2 and form, consequently recurve portion 2 for the position of side connection elastic arm 4 is formed with fretwork hole 204, and protruding muscle 405 forms on the face of fretwork hole 204 both sides, whole production flow is comparatively simple, has improved production efficiency.
Further, the electrical connection portion 3 forms electrical connection arms 302 on two sides of the jaw 301, and each of the electrical connection arms 302 has at least one connection contact 303, two in this embodiment, in a wave shape, so that the electrical connection portion 3 and the housing realize multi-point connection.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (7)
1. The utility model provides a mobile device ground connection shell fragment structure which characterized in that includes:
the fixing part is used for fixing the circuit board of the mobile equipment and realizing electrical connection;
the return bending part extends out from one side of the fixing part and is bent upwards, and a C-shaped first elastic part is formed at the joint of the return bending part and the fixing part;
the electrical connecting part is connected to the free end of the return bending part and is opposite to the fixed part, a jaw is formed in the electrical connecting part, the electrical connecting part is fixed through a vertical fixing piece on the mobile equipment shell and is electrically connected with the mobile equipment shell, the vertical fixing piece penetrates through the jaw, and a C-shaped second elastic part is formed at the connecting part of the electrical connecting part and the return bending part;
the side connection elastic arm has the link and the side connection contact that deviate from the setting each other, the link with the portion of bending back is connected, the side connection contact is towards keeping away from the direction of fixed part extends and with mobile device's side direction component electric connection.
2. The grounding spring structure of the mobile device according to claim 1, wherein: the part that the portion that returns the bending part is lieing in between first elasticity portion and the second elasticity portion is first hard straight portion, the link that the side connects the elastic arm includes that third elasticity portion and second are hard straight portion, the second hard straight portion with the middle part of the first hard straight portion of bending part is connected and is formed the Y shape, the third elasticity portion with the side contact is connected.
3. The grounding spring structure of the mobile device according to claim 2, wherein: the bent back portion and the side elastic arms are provided with convex ribs protruding outwards, and the convex ribs extend in the length direction of the bent back portion or the side elastic arms to form a first hard straight portion and a second hard straight portion on the bent back portion and the side elastic arms respectively.
4. The grounding spring structure of the mobile device according to claim 1, wherein: the bending part is provided with a hollow hole at a position corresponding to the side-connected elastic arm.
5. The grounding spring structure of the mobile device according to claim 1, wherein: the electrical connection portion forms electrical connection arms on two sides of the jaw, and any one of the electrical connection arms is provided with at least one connection contact in a wave peak shape.
6. The grounding spring structure of the mobile device according to claim 1, wherein: the fixing part is provided with a avoiding position for avoiding the vertical fixing part.
7. The grounding spring structure of the mobile device according to claim 1, wherein: the fixing part, the return bending part, the electric connecting part and the side-connected elastic arms are all of an integrally formed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121335383.XU CN215011351U (en) | 2021-06-16 | 2021-06-16 | Grounding elastic sheet structure of mobile equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121335383.XU CN215011351U (en) | 2021-06-16 | 2021-06-16 | Grounding elastic sheet structure of mobile equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215011351U true CN215011351U (en) | 2021-12-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121335383.XU Active CN215011351U (en) | 2021-06-16 | 2021-06-16 | Grounding elastic sheet structure of mobile equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215011351U (en) |
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2021
- 2021-06-16 CN CN202121335383.XU patent/CN215011351U/en active Active
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