CN210405972U

CN210405972U - Easily-disassembled PCB fixing assembly

Info

Publication number: CN210405972U
Application number: CN201921255363.4U
Authority: CN
Inventors: 钱何凡
Original assignee: Anhui Youshiguang Photoelectric Technology Co Ltd
Current assignee: Anhui Youshiguang Photoelectric Technology Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-04-24
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses an easy-to-detach PCB fixing component, which belongs to the technical field of lamps and lanterns, and comprises a snap fastener consisting of a snap fastener mechanism and a box fastener mechanism, wherein the snap fastener is used for connecting and fixing a PCB and a fixing box, the snap fastener mechanism comprises grooves arranged on two sides of the PCB, an elastic plate is arranged in each groove, and a sub pin is arranged at one end of the elastic plate; female buckle mechanism is including setting up the through-hole of fixed box both sides, the internally mounted retainer plate of through-hole, the inside of retainer plate be equipped with sub-round pin specification assorted expansion ring, the expansion ring is arranged by a plurality of and is the arc fixture block of loop configuration and constitutes, and every the arc fixture block pass through the spring with the inner wall of retainer plate is connected. Make things convenient for the PCB board to install in the inside of fixed box through using the primary and secondary to detain the dismantlement of making things convenient for the PCB board to the primary and secondary detains mechanism and box mechanism can make things convenient for the block and dismantle, the taking out of the PCB board of being convenient for.

Description

Easily-disassembled PCB fixing assembly

Technical Field

The utility model relates to the technical field of lighting fixtures, in particular to fixed subassembly of easy type PCB board of tearing open.

Background

The lamp is a lighting appliance which can transmit light, distribute and change light distribution of a light source, so that the light source can reliably emit light to meet the light requirement of human beings in various activities.

Traditional controller installation adopts the pull formula to place in the inside of fixed box, but the fixed box of controller meeting roll-off sometimes, and although some controllers adopt fixed subassembly to fix in the inside of fixed box, nevertheless take out inconveniently, consequently practical inadequately to fixed subassembly between controller and the fixed box needs supporting use, in case when fixed subassembly on the controller of change and the fixed subassembly between the fixed box are not supporting, need change fixed box again, and is more troublesome, economic suitable for inadequately.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an just aim at in order to solve above-mentioned lamps and lanterns controller and install at the inside inconvenient taking out of fixed box to and adopt fixed subassembly need form a complete set just can fix the problem of dismantling and provide the fixed subassembly of easy type of tearing open PCB board, have the primary and secondary and detain and connect, the controller is changed conveniently, the expansion ring adapts to the advantage that not unidimensional son sells more economical and applicable.

The utility model discloses a technical scheme realizes above-mentioned purpose, easy-to-detach type PCB board fixed subassembly, including the snap fastener that comprises sub-buckle mechanism and box mechanism, the snap fastener is used for the connection between PCB board and the fixed box to be fixed, the sub-buckle mechanism includes the recess that sets up the both sides of PCB board, the inside installation elastic plate of recess, the one end installation sub-round pin of elastic plate;

female buckle mechanism is including setting up the through-hole of fixed box both sides, the internally mounted retainer plate of through-hole, the inside of retainer plate be equipped with sub-round pin specification assorted expansion ring, the expansion ring is arranged by a plurality of and is the arc fixture block of loop configuration and constitutes, and every the arc fixture block pass through the spring with the inner wall of retainer plate is connected.

Preferably, the sub-pin comprises a fixed column, a smooth plug is arranged at the top end of the fixed column, and the bottom end of the fixed column is connected with the elastic plate.

Preferably, a circle of non-slip mat is laid on the outer wall of the fixing column.

Preferably, one end of the elastic plate mounting sub-pin is not in contact with the groove, and one end of the far ion pin is connected with the inner wall of the groove.

Preferably, the fixing ring is installed on the through holes at two sides of the fixing box through screws.

Compared with the prior art, the beneficial effects of the utility model are that:

1. make things convenient for the PCB board to install in the inside of fixed box through using the primary and secondary to detain the dismantlement of making things convenient for the PCB board to the primary and secondary detains mechanism and box mechanism can make things convenient for block and dismantlement, and the change of the lamps and lanterns PCB controller of being convenient for is taken out of the PCB board of being convenient for.

2. Through setting the expansion ring of passing through screw installation with box mechanism, make things convenient for the dismantlement and the installation of expansion ring, the expansion ring expands through the mode that adopts arc fixture block to promote the spring, and after the expansion ring was inserted to the son round pin, the spring promoted arc fixture block and presss from both sides tight son round pin again, played the fixed effect of box to the expansion ring can block the son round pin of different diameters, application scope is wide, and is more economical.

Drawings

Fig. 1 is a schematic view of the overall structure of the device of the present invention.

Fig. 2 is a schematic structural view of the female buckle mechanism of the present invention.

Fig. 3 is a schematic view of the structure of the sub-buckle mechanism of the present invention.

Fig. 4 is a schematic view of the sub-pin structure of the present invention.

In the figure: 1. the snap fastener comprises a snap fastener body, a snap fastener mechanism, a female fastener mechanism, a fixing box, a PCB (printed circuit board) 5, a PCB 6, a fixing ring 7, an arc-shaped clamping block 8, a spring 9, an elastic plate 10, a male pin 11, a groove 12, a smooth plug 13, a fixing column 14 and an anti-slip pad.

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.

Referring to fig. 1-4, the easily detachable PCB fixing assembly includes a snap fastener 1 composed of a snap fastener mechanism 2 and a box fastener mechanism 3, the snap fastener 1 is used for connecting and fixing the PCB 5 and the fixing box 4, the snap fastener mechanism 2 includes a groove 11 disposed at two sides of the PCB 5, an elastic plate 9 is mounted inside the groove 11, and a sub pin 10 is mounted at one end of the elastic plate 9; the female buckle mechanism 3 comprises through holes arranged at two sides of a fixed box 4, a fixed ring 6 is arranged inside the through holes, an expansion ring matched with the specification of a male pin 10 is arranged inside the fixed ring 6, the expansion ring is composed of a plurality of arc-shaped fixture blocks 7 which are arranged in an annular structure, each arc-shaped fixture block 7 is connected with the inner wall of the fixed ring 6 through a spring 8, when the PCB 5 is inserted into the fixed box 4, the male pin 10 on the male buckle mechanism 2 can be clamped into the expansion ring of the female buckle mechanism 3 to realize the fixation of the male and female buckle 1, the PCB 5 is fixed inside the fixed box 4, when the male pin 10 is clamped into the expansion ring, the expansion ring is extruded to enable the arc-shaped fixture blocks 7 to compress the springs 8, when the PCB 5 needs to be disassembled, the male pin 10 is pushed inwards to enable the male pin 10 to leave the expansion ring, the PCB 5 can be pulled out from the inside of the fixed box 4 at the moment, the disassembly of the PCB 5 is convenient, the spring 8 pushes the expansion, the expansion ring can be repeatedly used, the snap buttons 1 are made of high-temperature-resistant nylon materials, and the service life can be prolonged.

The sub-pin 10 comprises a fixed column 13, the top end of the fixed column 13 is provided with a smooth plug 12, the bottom end is connected with an elastic plate 9, the outer wall of the fixed column 13 is paved with a circle of anti-slip mat 14, the smooth plug 12 is used for facilitating the sub-pin 10 to be extruded into an expansion ring, the fixed column 13 is used for facilitating the arc-shaped fixture block 7 to be clamped, the anti-slip mat 14 prevents the arc-shaped fixture block 7 from sliding side to side with the fixed column 13, one end of the sub-pin 10, far away from the sub-pin 10, is not contacted with the groove 11, the end is connected with the inner wall of the groove 11, the elastic plate 9 is selected as a supporting plate of the sub-buckling mechanism 2, certain toughness can be achieved when the sub-pin 10 is inserted into or retracted into the expansion ring, the sub-buckling mechanism 2 is prevented from being broken, one end of the elastic plate 9 is fixed, the, female buckle mechanism 3 easy to assemble and dismantlement, this and expansion ring when breaking down, can take off retainer plate 6 and change, and it is more convenient to maintain.

The utility model discloses a theory of operation: when the PCB 5 is installed in the fixed box 4, the sub-buckling mechanisms 2 on two sides of the PCB 5 are firstly pinched, the PCB 5 is inserted into the fixed box 4, when the sub-pins 10 of the sub-buckling mechanisms 2 reach the expansion ring, the elastic plate 9 ejects the sub-pins 10 out of the expansion ring, the smooth plugs 12 of the sub-pins 10 are partially inserted to extrude the expansion fixture block 7, so that the expansion fixture block 7 compresses the spring 8, when the sub-pins 10 are completely inserted, the arc-shaped fixture block 7 clamps the fixed column 13 again, the PCB 5 is fixed, when the PCB 5 needs to be taken out, the sub-pins 10 are pushed inwards, so that the sub-pins 10 leave the expansion ring, at the moment, the PCB 5 can be taken out from the fixed box 4, and the sub-buckle 1 can be repeatedly used.

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. Easily tear fixed subassembly of type PCB board open, include that the son and mother who detains mechanism (2) and box mechanism (3) by the son and detain (1), son and mother detain (1) and is used for PCB board (5) and fixed connection between box (4) fixed its characterized in that: the sub-buckle mechanism (2) comprises grooves (11) arranged at two sides of the PCB (5), an elastic plate (9) is arranged inside the grooves (11), and a sub-pin (10) is arranged at one end of the elastic plate (9);

female buckle mechanism (3) are including setting up the through-hole of fixed box (4) both sides, the internally mounted retainer plate (6) of through-hole, the inside of retainer plate (6) be equipped with son round pin (10) specification assorted expansion ring, the expansion ring is arranged by a plurality of and is arc fixture block (7) of loop configuration and constitutes, and every arc fixture block (7) through spring (8) with the inner wall of retainer plate (6) is connected.

2. The detachable PCB fixing assembly of claim 1, wherein: the sub-pin (10) comprises a fixed column (13), a smooth plug (12) is arranged at the top end of the fixed column (13), and the bottom end of the fixed column is connected with the elastic plate (9).

3. The detachable PCB fixing assembly of claim 2, wherein: and a circle of anti-skid mat (14) is laid on the outer wall of the fixing column (13).

4. The detachable PCB fixing assembly of claim 1, wherein: one end of the elastic plate (9) for installing the sub-pin (10) is not contacted with the groove (11), and the end far away from the sub-pin (10) is connected with the inner wall of the groove (11).

5. The detachable PCB fixing assembly of claim 1, wherein: the fixing ring (6) is installed on the through holes at the two sides of the fixing box (4) through screws.