CN210245733U - Side-connected elastic sheet - Google Patents

Abstract

The utility model discloses a side connection formula shell fragment, mountable on circuit substrate, upper part of the body, shell fragment structure and the lower part of the body including a body coupling, shell fragment structure is located just can take place deformation along a given side direction movably between the upper part of the body and the lower part of the body, at least one of them on the upper part of the body or the lower part of the body is provided with the weld part of being connected with circuit substrate. The utility model discloses a core thought lies in, through the mounting means who deposits the following part of shell fragment contact in the inboard, reduces the occupation space of shell fragment. And the surrounding protection formed by the upper body and the lower body ensures that the elastic sheet structure has excellent scraping-proof and limiting capabilities.

Description

Side-connected elastic sheet

Technical Field

The utility model relates to a shell fragment, in particular to side joint formula shell fragment.

Background

Side-mounted clips are widely used in electronic devices for transmitting signals between an antenna or an electronic component and a main board, and for contacting a bezel or a rear case. At present, the trend of the mobile phone towards lighter and thinner is progressing. The following requirements are also put forward for the spring plate: the space of the mobile phone mainboard is limited, and the size of the mobile phone mainboard is as small as possible; the novel anti-scratch rubber has the characteristics of certain structural strength, good elastic durability and difficulty in being scratched, turned over and damaged in the assembling and using process.

However, the conventional side-connected spring plate connectors all have the following problems: the contact point position is high, and the occupied mainboard inner space is great.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims to solve the technical problem that realize a side connection formula shell fragment of preventing scraping the structure, effectively reduce the contact position, reduce occupation space, realize preventing the function of scraping simultaneously.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the side-connected elastic sheet is characterized by comprising an upper body, an elastic sheet structure and a lower body which are connected into a whole, wherein the elastic sheet structure is positioned between the upper body and the lower body and can movably deform along a set lateral direction, and at least one of the upper body or the lower body is provided with a welding part connected with the circuit substrate.

Preferably, the side edges of the upper body and the lower body which are positioned on the same side are respectively connected with the upper side edge and the lower side edge of the elastic sheet structure.

Preferably, the elastic sheet structure comprises a connecting plate arm, an elastic arm, a contact arm and a propping arm which are sequentially arranged, the elastic sheet structure is respectively connected with the upper body and the lower body through two opposite side edges of the connecting plate arm, and the propping arm can prop against the connecting plate arm when the elastic arm is compressed and deformed.

Preferably, the side edges of the connecting plate arms are respectively connected with the upper body and the lower body through circular arcs.

Preferably, two opposite side edges of the abutting arm are provided with stopping arms, at least one of the upper body or the lower body is provided with a hole groove part, and the stopping arms can stop on the inner wall of the hole groove part.

Preferably, the other side edge of the upper body or the lower body opposite to the side edge connected with the connecting plate arm is bent towards the direction close to the elastic sheet structure to form a arm protecting part.

Preferably, the arm guard portion can limit the stop arm.

Preferably, the upper body includes an upper flat plate portion, two upper connecting portions formed by bending and horizontally extending two side edges of the upper flat plate portion downward, and two upper welding portions formed by bending and horizontally extending free ends of the two upper connecting portions respectively.

Preferably, the lower body comprises a lower flat plate part, two lower connecting parts formed by bending two side edges of the lower flat plate part upwards and extending horizontally, and two lower welding parts formed by bending free ends of the two lower connecting parts downwards and extending respectively; the elastic arm, the contact arm and the abutting arm of the elastic sheet structure are positioned in a space surrounded by the upper flat plate part and the lower flat plate part.

Preferably, the side-connected elastic sheet is mounted on a circuit substrate, the lower flat plate portion is immersed in the circuit substrate, the lower connecting portion abuts against the circuit substrate, the upper welding portion and the lower welding portion are respectively welded and connected to the circuit substrate, and a portion of the lower side of the elastic sheet structure is also immersed in the circuit substrate.

[ technical effects ]

The beneficial effects of the utility model reside in that, arrange the shell fragment structure in between the upper part of the body and the lower part of the body, form enclosed protective structure to shell fragment structure furthest guard action, further with the lower part of the body and the part below the contact of shell fragment structure sink in the mounting means of inboard, effectively reduce the contact position, reduce the occupation space of shell fragment. In addition, a double-stopping limiting structure formed by combining the stopping arm, the hole groove part and the arm protecting part is further arranged, so that the elastic sheet structure is effectively protected from being scratched, and the deformation of the elastic sheet structure is prevented.

To sum up, the utility model discloses possess reduce overall dimension, prevent scraping, advantage such as elasticity is stable.

Drawings

Fig. 1 is a perspective view of the structure and appearance of an embodiment of a side-connected spring plate of the present invention.

Fig. 2 is a perspective view of the side-connected elastic sheet according to another view angle of the present invention.

Fig. 3 is a cross-sectional view of fig. 1 or fig. 2.

Fig. 4 is a schematic view of the side-connected elastic sheet of the present invention installed on the circuit board.

Detailed Description

An embodiment of the present invention will be described below with reference to the drawings.

As shown in fig. 1 to 4, a side-connected spring plate 00 of the present invention can be welded to a PCB, and a portion of the spring plate is sunk inside a circuit board 10, which is used as an electrical connection between two conductive parts or modules in an electronic product.

With continued reference to fig. 1-4, a preferred embodiment of a side-connected spring plate 00 is formed by bending a metal plate (such as phosphor bronze or stainless steel) for multiple times, and sequentially includes an upper body 01, a spring plate structure 02 and a lower body 03 which are integrally connected, wherein the spring plate structure 02 is located between the upper body 01 and the lower body 02, and has contacts 02a which are connected with other components (not shown) in a lateral direction, and can be movably deformed along the predetermined lateral direction.

Further, shell fragment structure 02 includes the even board arm 021, the elastic arm 022, contact arm 023, the arm 024 that supports that sets gradually, even board arm 021 is a flat board, its upper flank and lower side edge respectively through circular arc c with the lateral edge that lies in the same side of upper part of the body, the lower part of the body links together, elastic arm 022 is telescopic elastic deformation structure, roughly is the U-shaped of lying on one's side, contact arm 023 is used for contacting with other parts (not shown in the figure), forms electrical connection, the contact 02a of shell fragment structure is located the outermost end of contact arm 023 to the connection of conflicting first, support arm 024 is in can support when elastic arm 022 is compressed deformation and support on even board arm 021, thereby prevent that elastic arm 022 from taking place plastic deformation and losing efficacy because of excessive pressure.

Further, the upper body 01 includes an upper flat plate portion 011, two upper connecting portions 012 formed by bending and horizontally extending two side edges of the upper flat plate portion 011 downward, and two upper welding portions 013 formed by respectively bending and extending free ends of the two upper connecting portions 012 downward; the lower body 03 comprises a lower flat plate portion 031, two lower connecting portions 032 formed by bending two side edges of the lower flat plate portion 031 upwards and extending horizontally, and two lower welding portions 033 formed by bending free ends of the two lower connecting portions 032 and extending downwards respectively; the upper flat plate portion 011 and the lower flat plate portion 031 surround to form a space, so that the elastic arm 022, the contact arm 023 and the abutting arm 024 of the spring plate structure are all accommodated in the space, and therefore a surrounding type protection structure is formed, and the spring plate structure is prevented from being invaded by external force. The upper connector 012 and the lower connector 032 are arranged in parallel with each other with a certain gap therebetween, and in other embodiments, the upper connector 012 and the lower connector 032 may be closely attached to each other for further compression space. The upper welding part 013 and the lower welding part 033 are symmetrically arranged at two sides of the spring plate structure 02 respectively, and two DIP welding pins parallel to each other are formed at each side, so that the welding strength is enhanced, and the capability of the spring plate structure 02 in resisting external force is further improved.

In addition, in order to further improve the external force resistance of the side elastic pieces 00, in this embodiment, stopping arms 025 are provided at opposite side edges of the abutting arms 024, and hole groove portions 01a and 03a are provided at corresponding positions of the upper body 01 and the lower body 03, so that when an external force is pulled, the stopping arms 025 can respectively stop at the inner walls of the hole groove portions 01a and 03a at both sides, thereby preventing deformation due to pulling. In addition, a guard arm 014, 034 is respectively formed on the other side edge of the upper body 01 and the lower body 03 opposite to the side edge connected with the connecting plate arm 021 by bending towards the direction close to the spring structure. Thereby, the stopper arm 025 is restricted, and when the stopper arm 025 is separated from the corresponding hole groove parts 01a and 03a by a large external force, secondary protection can be performed.

It should be noted that the number of the stopper arm 025, the hole grooves 01a and 03a, and the arm protectors 014 and 034 is set according to the requirement of external force strength, and the number of the stoppers is not limited to the number of the holes.

From above, combine as shown in fig. 4, through above setting, the utility model discloses a when side connection formula shell fragment 00 is installed on a circuit substrate 10, lower flat plate portion 031 sinks in circuit substrate 10, lower connecting portion 032 support lean on in on the circuit substrate 10, go up weld part 013 and lower weld part 033 respectively welded connection in on the circuit substrate 10, partly of the below of shell fragment structure 02 also sinks in the circuit substrate 10, make the distance of contact 02a distance from the upper surface of circuit substrate 10 is low to the default to obtain the side connection formula shell fragment of the low contact of ideal.

In summary, the conventional elastic sheet has the defects of high contact point position, large occupied main board space and easy scraping. The utility model discloses a side joint formula shell fragment 00 reduces the position of contact through depositing the following part of contact in circuit substrate 10, and the occupation space of side joint formula shell fragment 00 is reduced to the structure of rational utilization circuit substrate 10. The surrounding type protection structure comprises an upper body and a lower body, the elastic sheet structure 02 is protected from scraping from multiple directions, and a double anti-falling structure (a stopping arm 025, hole groove parts 01a and 03a and arm protecting parts 014 and 034) is arranged to limit and protect the elastic sheet structure 02 from falling off.

The above description only lists the preferred embodiments of the present invention, and should not be construed as limiting the scope of the invention, any similar technical solutions should be included in the disclosure of the present invention.

Claims (10)

1. A side-connected elastic sheet can be arranged on a circuit substrate and is formed by bending a metal plate for multiple times, and is characterized by comprising an upper body, an elastic sheet structure and a lower body which are connected into a whole, wherein the elastic sheet structure is positioned between the upper body and the lower body and can movably deform along a set lateral direction, and at least one of the upper body or the lower body is provided with a welding part connected with the circuit substrate.

2. The side-mounted spring plate of claim 1 wherein the side edges of the upper and lower bodies on the same side are connected to the upper and lower side edges of the spring plate structure, respectively.

3. The side-connected elastic sheet of claim 2, wherein the elastic sheet structure comprises a connecting plate arm, an elastic arm, a contact arm, and an abutting arm, which are sequentially arranged, the elastic sheet structure is connected to the upper body and the lower body via two opposite side edges of the connecting plate arm, respectively, and the abutting arm can abut against the connecting plate arm when the elastic arm is compressed and deformed.

4. The side-mounted spring plate of claim 3 wherein the side edges of the web arms are connected to the upper and lower bodies by arcs.

5. The side-connected elastic sheet of claim 3, wherein the two opposite side edges of the abutting arms are provided with stopping arms, at least one of the upper body or the lower body is provided with a hole slot, and the stopping arms can stop at the inner wall of the hole slot.

6. The side-mounted leaf spring of claim 5, wherein the other side edge of the upper or lower body opposite to the side edge connecting the web arm is bent toward the leaf spring structure to form a arm guard.

7. A side-mounted clip as claimed in claim 6, wherein said arm guard portion is adapted to restrain said stop arm.

8. A side-connected elastic sheet according to claim 2 or 3, wherein said upper body comprises an upper flat plate portion, two upper connecting portions formed by bending and horizontally extending two side edges of the upper flat plate portion downward, and two upper welding portions formed by bending and extending free ends of the two upper connecting portions downward respectively.

9. The side-connected leaf spring of claim 8, wherein the lower body comprises a lower plate portion, two lower connecting portions formed by bending and horizontally extending two side edges of the lower plate portion upward, and two lower welding portions formed by bending and horizontally extending free ends of the two lower connecting portions respectively; the elastic arm, the contact arm and the abutting arm of the elastic sheet structure are positioned in a space surrounded by the upper flat plate part and the lower flat plate part.

10. The side-mounted clip of claim 9, wherein the side-mounted clip is mounted on a circuit substrate, the lower plate portion is recessed into the circuit substrate, the lower connecting portion abuts against the circuit substrate, the upper and lower soldering portions are soldered to the circuit substrate, and a portion of the lower side of the clip structure is also recessed into the circuit substrate.

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