CN210157343U

CN210157343U - Positioning structure for fixing circuit board support position and microphone thereof

Info

Publication number: CN210157343U
Application number: CN201921739690.7U
Authority: CN
Inventors: 王志华
Original assignee: Foshan Guangchuangyuan Electronic Co Ltd
Current assignee: Foshan Guangchuangyuan Electronic Co Ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-03-17
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a location structure for fixed line way board support position, including microphone casing and location structure, the fixed support that is provided with of microphone casing one end, the support is close to the inside side-mounting of microphone casing and is provided with the circuit board, be provided with the multiunit jack through the electrical property intercommunication on the circuit board, location structure and jack formation clearance fit, and location structure pass through activity joint mode and the assembly of microphone casing swing joint, location structure still forms locking state through rotating regulation control limit structure. The utility model discloses a clearance fit between spacing plug-in components and the spacing jack, the location structure's of being convenient for dismantlement, and through the internal design in the spacing jack, but also the spacing plug-in components of movable restriction are stable in order to guarantee, both can guarantee to connect the stability after spacing, can improve the convenience of assembly again.

Description

Positioning structure for fixing circuit board support position and microphone thereof

Technical Field

The utility model relates to a microphone circuit board location technical field specifically is a location structure and microphone for fixed line board support position.

Background

At present, the circuit board support is fixed by adding screw holes on a control panel of a microphone shell and locking the microphone shell and the circuit board support through screws so that the microphone shell and the circuit board support cannot rotate relatively.

The structure brings trouble to the disassembly and assembly of the microphone, and the circuit board support has complex mould opening and high cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a location structure and microphone for fixed line board support position to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a location structure for fixed line board support position, includes microphone casing and location structure, the fixed support that is provided with of microphone casing one end, the support is close to the inside side-mounting of microphone casing and is provided with the circuit board, be provided with the multiunit jack through the electrical property intercommunication on the circuit board, location structure and jack form clearance fit, and location structure is through activity joint mode and the assembly of microphone casing swing joint, location structure still forms locking state through rotating regulation control limit structure.

Furthermore, location structure is including laminating the locating plate that sets up on the support and the spacing plug-in components that form movable assembly with the microphone casing and be connected, spacing plug-in components and the spacing jack activity adaptation that is located microphone casing upper end both sides.

Furthermore, a plurality of groups of positioning holes penetrate through the positioning plate, when the positioning plate is movably matched with the limiting insertion holes through the limiting plug-in units, the positioning holes correspond to the insertion holes and are in sliding sleeve connection, and the tail ends of the insertion holes are flush with the opening end faces of the positioning holes.

Furthermore, spacing jack is including embedding setting up the spacing hole and the spring leaf of symmetric connection at spacing hole both sides limit of microphone shell side, the spring leaf is relative arcuation's two sets of spring steel sheet, and is two sets of spring leaf surface activity offsets, and all inlays in the middle part and be provided with the nut.

Further, spacing jack is still including rotating the screw rod of connecting at microphone casing lateral wall, and the terminal cooperation passes two sets of nuts, the screw rod surface is located the contact point bilateral symmetry of two sets of spring leafs and attacks the screw thread that has opposite handedness, and forms screw-thread fit with two sets of nuts respectively through the screw thread of both sides.

Furthermore, the limiting plug-in comprises a limiting pin with a U-shaped structure and limiting bulges fixedly connected to two sides of the tail end of the limiting pin, wherein the opening of the limiting plug-in is downward, the size diameter of each limiting bulge is larger than the diameter of the tail end of the limiting pin, the openings of the limiting pin are positioned on two sides of the screw, and the two groups of limiting bulges are opposite to the screw in the plane direction.

A microphone comprises the positioning structure for fixing the position of the circuit board support.

Compared with the prior art, the beneficial effects of the utility model are that: the locating hole and the jack on the locating plate are relatively sleeved, and the limiting plug-in components on two sides are inserted into the limiting jack, two sides of the limiting pin penetrate through gaps between the two sets of spring pieces from two sides of the screw rod to move downwards, the limiting protrusion extrudes the spring pieces and inserts limitation, when the screw rod rotates, the two sets of nuts can be driven to move in opposite directions, the two sets of spring pieces are driven to open and close, so that the locating plate can be detached from the support after the limiting pin is inserted between the two sets of spring pieces, the elastic movement of the spring pieces is limited by rotating the screw rod, the limiting pin is locked to avoid the locating plate from falling off, when maintenance is needed, the spring pieces can be loosened by reversely rotating the screw rod, and the locating plate can be detached from the support, so that the.

Drawings

Fig. 1 is a schematic structural diagram of a positioning structure for fixing the position of a circuit board support.

Fig. 2 is an enlarged schematic view of a region a in fig. 1.

Fig. 3 is a schematic structural diagram of a limiting plug-in a positioning structure for fixing the position of a circuit board support.

In the figure: 1-microphone shell, 2-bracket, 3-circuit board, 4-jack, 5-positioning plate, 6-positioning hole, 7-limiting hole, 8-spring piece, 9-nut, 10-screw, 11-limiting pin and 12-limiting protrusion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.

Example 1

Please refer to fig. 1-2, in the embodiment of the present invention, a positioning structure for fixing a support position of a circuit board, including microphone casing 1 and positioning structure, the fixed support 2 that is provided with of 1 one end of microphone casing, the support 2 is close to the inside side-mounting of microphone casing 1 and is provided with circuit board 3, be provided with multiunit jack 4 through the electrical property intercommunication on the circuit board 3, positioning structure and jack 4 form clearance fit, and positioning structure passes through the assembly of activity joint mode and the 1 swing joint of microphone casing, positioning structure still forms locking state through rotating regulation control limit structure.

The positioning structure comprises a positioning plate 5 which is attached to the support 2 and a limiting plug-in which is movably assembled and connected with the microphone shell 1, and the limiting plug-in is movably matched with limiting jacks at two sides of the upper end of the microphone shell 1.

A plurality of groups of positioning holes 6 are arranged on the positioning plate 5 in a penetrating mode, when the positioning plate 5 is movably matched with the limiting insertion holes through the limiting insertion pieces, the positioning holes 6 correspond to the insertion holes 4 and are in sliding sleeve connection, and the tail ends of the insertion holes 4 are flush with the opening end faces of the positioning holes 6. Therefore, the movable connection mode mounting and positioning structure can be formed, and compared with the prior art, the movable connection mode mounting and positioning structure is more convenient, the screw does not need to be assembled through a tool, and the use convenience is improved.

The limiting jack comprises a limiting hole 7 embedded in the side edge of the microphone shell 1 and spring pieces 8 symmetrically connected to the two side edges of the limiting hole 7, the spring pieces 8 are two groups of spring steel sheets which are relatively curved in an arc shape, the surface activities of the two groups of spring pieces 8 are abutted, nuts 9 are embedded in the middle of the two groups of spring pieces 8, the limiting jack also comprises a screw rod 10 which is rotatably connected to the side wall of the microphone shell 1, the tail end of the screw rod is matched with the two groups of nuts 9, threads with opposite turning directions are symmetrically tapped on the two sides of the contact point of the two groups of spring pieces 8 on the surface of the screw rod 10, and are respectively in threaded fit with the two groups of nuts 9 through the threads on the two sides, when the screw rod 10 rotates, the two groups of nuts 9 can be driven to move in opposite directions, so that the, the elastic movement of the spring piece 8 is limited by rotating the screw rod 10, so that the limiting plug-in is locked to prevent the locating plate 5 from falling off.

Example 2

Referring to fig. 3, in an embodiment of the present invention, in the embodiment of the present invention, the limiting plug-in includes a limiting pin 11 having a downward opening and a U-shaped structure, and limiting protrusions 12 fixedly connected to two sides of the end of the limiting pin 11, a diameter of the limiting protrusions 12 is greater than a diameter of the end of the limiting pin 11, the openings of the limiting pin 11 are located on two sides of the screw 10, and two sets of the limiting protrusions 12 are opposite to the screw 10 in a plane direction.

Can extrude spring leaf 8 and insert spacing downwards through spacer pin 11 like this, cooperate again and rotate screw rod 10 and can effectively lock, restriction spacer pin 11 activity to guarantee that locating plate 5 compresses tightly on support 2, when needing to overhaul the maintenance, reverse rotation screw rod 10 can loosen spring leaf 8, thereby can dismantle locating plate 5 from support 2, so both can guarantee to connect the stability after spacing, can improve the convenience of assembly again.

Example 3

Referring to fig. 1, in an embodiment of the present invention, a microphone includes a positioning structure for fixing a position of a circuit board support according to embodiments 1 and 2.

The utility model discloses a theory of operation is: during assembly, the positioning hole 6 on the positioning plate 5 and the jack 4 are relatively sleeved, the limiting plug-in units on two sides are inserted into the limiting jacks, the two sides of the limit pin 11 pass through the gaps between the two groups of spring pieces 8 from the two sides of the screw 10 and move downwards, so that the limiting bulge 12 extrudes the spring sheet 8 and inserts the limiting, when the screw 10 rotates, the two groups of nuts 9 can be driven to move in opposite directions, thereby driving the two groups of spring pieces 8 to open and close, and limiting the elastic movement of the spring pieces 8 by rotating the screw rod 10 after the limiting pin 11 is inserted between the two groups of spring pieces 8, thereby locking the limit pin 11 to avoid the falling off of the positioning plate 5, when the maintenance is needed, the spring piece 8 can be loosened by reversely rotating the screw rod 10, thereby can dismantle locating plate 5 from support 2, both can guarantee to connect the stability after spacing like this, can improve the convenience of assembly again.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a location structure for fixed line board support position, includes microphone casing (1) and location structure, microphone casing (1) one end is fixed to be provided with support (2), support (2) are close to microphone casing (1) inside side-mounting and are provided with circuit board (3), be provided with multiunit jack (4) through the electrical property intercommunication on circuit board (3), its characterized in that, location structure and jack (4) form clearance fit, and location structure is through activity joint mode and microphone casing (1) swing joint assembly, location structure still adjusts control limit structure through rotating and forms the locking state.

2. The positioning structure for fixing the position of the circuit board bracket according to claim 1, wherein the positioning structure comprises a positioning plate (5) attached to the bracket (2) and a limiting plug-in unit forming a movable assembly connection with the microphone shell (1), and the limiting plug-in unit is movably matched with limiting jacks at two sides of the upper end of the microphone shell (1).

3. The positioning structure for fixing the position of a circuit board support according to claim 2, wherein a plurality of groups of positioning holes (6) are arranged on the positioning plate (5) in a penetrating manner, when the positioning plate (5) is movably fitted through the limiting plug-in and the limiting jack, the positioning holes (6) and the jacks (4) are correspondingly and slidably sleeved, and the tail ends of the jacks (4) are flush with the opening end faces of the positioning holes (6).

4. The positioning structure for fixing the position of a circuit board bracket according to claim 3, wherein the limiting jack comprises a limiting hole (7) embedded in the side edge of the microphone shell (1) and spring pieces (8) symmetrically connected to the two side edges of the limiting hole (7), the spring pieces (8) are two groups of spring steel pieces bent in an arc shape, the surfaces of the two groups of spring pieces (8) are movably abutted, and a nut (9) is embedded in the middle of each group of spring pieces.

5. The positioning structure for fixing the position of a circuit board bracket according to claim 4, wherein the limiting jack further comprises a screw rod (10) rotatably connected to the side wall of the microphone shell (1) and having a tail end matched with and passing through the two sets of nuts (9), threads with opposite turning directions are symmetrically tapped on two sides of the surface of the screw rod (10) at the contact point of the two sets of spring pieces (8), and the threads on the two sides are respectively in threaded fit with the two sets of nuts (9).

6. The positioning structure for fixing the position of a circuit board bracket according to claim 5, wherein the limiting plug-in comprises a limiting pin (11) with a downward opening and a U-shaped structure, and limiting protrusions (12) fixedly connected to two sides of the end of the limiting pin (11), the size of the limiting protrusions (12) is larger than the diameter of the end of the limiting pin (11), the opening of the limiting pin (11) is located on two sides of the screw (10), and the two groups of limiting protrusions (12) are opposite to the screw (10) in the plane direction.

7. A microphone, characterized by comprising a positioning structure for fixing the position of a circuit board support according to any one of claims 1 to 6.