CN211128702U

CN211128702U - Circuit board fixing structure

Info

Publication number: CN211128702U
Application number: CN202020071956.1U
Authority: CN
Inventors: 夏红雨
Original assignee: Nanjing Shidian Electronic Technology Co ltd
Current assignee: Nanjing Shidian Electronic Technology Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-07-28
Anticipated expiration: 2030-01-14

Abstract

The utility model provides a circuit board fixing structure, including the PCB board through the shell upper end opening is filled in the shell inside cavity, the PCB board with shell cavity gap department is filled in a strip shelves strip, be provided with the IO module on one side of the PCB board, be equipped with a plurality of on the panel around the shell respectively the draw-in groove, the shell opening part is equipped with one the shell apron, shell apron lower extreme rigid coupling have a plurality of with the draw-in groove complex the trip, shell apron upper end is equipped with one the wiring mouth; the utility model discloses the circuit board can be placed in the shell inner chamber, utilizes elasticity shelves strip to fill in the shell inner chamber and firmly fixes the circuit board inside the shell, and the apron adopts draw-in groove formula connection structure with the shell, and the equipment is convenient laborsaving with the dismantlement, does not influence the line connection of circuit board and connects, and the transportation of being convenient for, installation have effectively protected the circuit board solder joint, can prolong the life of circuit board greatly.

Description

Circuit board fixing structure

Technical Field

The utility model belongs to the technical field of the circuit board, especially, relate to a circuit board fixed knot constructs.

Background

The circuit board is also called as a circuit board, a PCB board, an aluminum substrate, a high frequency board, an ultra-thin circuit board, a printed circuit board, etc. The circuit board is mainly composed of a bonding pad, a through hole, a mounting hole, a lead, a component, a connector assembly, filling, an electrical boundary and the like. Common ply structures include single ply, double ply and multi ply.

The circuit board is provided with hundreds of even tens of thousands of welding spots of electronic components, so that the welding spots can easily fall off due to improper protection measures in a plurality of processes of transportation, installation and use, and the normal use of the circuit board is influenced.

Therefore, it is necessary to provide a circuit board fixing structure.

SUMMERY OF THE UTILITY MODEL

The installation and the use are transported more to current circuit board solder joint easily because of the protection is not in place to cause the solder joint to drop, influences circuit board life's problem, the utility model provides a circuit board fixed knot constructs.

A circuit board fixing structure comprises a blocking strip, a PCB, a clamping groove, a shell cover plate, a clamping hook, a wiring port and an IO module; the PCB is inserted into the inner cavity of the shell through the opening at the upper end of the shell, a strip-shaped blocking strip is inserted into a gap between the PCB and the cavity of the shell, an IO module is arranged on one side of the PCB, a plurality of clamping grooves are respectively arranged on the front panel and the rear panel of the shell, the opening of the shell is provided with the shell cover plate, the lower end of the shell cover plate is fixedly connected with a plurality of clamping hooks matched with the clamping grooves, and the upper end of the shell cover plate is provided with the wiring port; the trip sets up and sets up side by side on the both sides limit of shell apron downside, every side of shell apron equidistance sets up threely, the trip is hook-shaped structure.

Further, the wire connection port is a rectangular port, the length of the wire connection port is 1/3-1/4 of the length of the casing cover plate, and the wire connection port is close to one end position of the casing cover plate.

Furthermore, the stopping strip is made of elastic plastic materials, and is also provided with a strip-shaped groove matched with the edge of the PCB.

Further, the shell is the cuboid structure, the draw-in groove is provided with threely the equidistance level setting in the double-phase relative side upper end of shell the draw-in groove.

Furthermore, the clamping hook is made of elastic plastic or metal elastic sheets.

Furthermore, an end fixing groove matched with the end of the PCB is formed in the shell cover plate.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses the circuit board can be placed in the shell inner chamber, utilizes elasticity shelves strip to fill in the shell inner chamber and firmly fixes the circuit board inside the shell, and the apron adopts draw-in groove formula connection structure with the shell, and the equipment is convenient laborsaving with the dismantlement, does not influence the line connection of circuit board and connects, and the transportation of being convenient for, installation have effectively protected the circuit board solder joint, can prolong the life of circuit board greatly.

Drawings

Fig. 1 is a three-dimensional structure diagram of the present invention.

Fig. 2 is a view showing a structure of the casing of fig. 1 according to the present invention.

Fig. 3 is a view showing a structure of the cover plate of the housing of fig. 1 according to the present invention.

In the figure:

1-stop strip, 2-PCB, 3-card slot, 4-shell, 5-shell cover plate, 6-trip and 7-wiring port.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in fig. 1 to 3, the utility model provides a circuit board fixing structure, which comprises a stop bar 1, a PCB 2, a slot 3, a housing 4, a housing cover plate 5, a hook 6, a wiring port 7 and an IO module 8; the PCB 2 is plugged into a cavity inside the shell 4 through an opening at the upper end of the shell 4, a strip-shaped blocking strip 1 is plugged into a gap between the PCB 2 and the cavity of the shell 4, an IO module 8 is arranged on one side of the PCB 2, a plurality of clamping grooves 3 are respectively arranged on front and rear panels of the shell 4, a shell cover plate 5 is arranged at the opening of the shell 4, a plurality of clamping hooks 6 matched with the clamping grooves 3 are fixedly connected to the lower end of the shell cover plate 5, and a wiring port 7 is arranged at the upper end of the shell cover plate 5; the trip 6 sets up and sets up on the both sides limit of 5 downside of shell apron side by side, the equidistance sets up threely on every side of shell apron 5, trip 6 is hook-like structure, put into shell 4 inner chamber with PCB board 2 after, with shelves 1 recess card at 2 marginal downwardly impressing shell 4 inner chambers of PCB board, can avoid shelves 1 to rock when shelves 1 recess plays the guide effect, the equipment is convenient laborsaving with the dismantlement, do not influence the line connection of PCB board 2 and connect, be convenient for transport, the installation, the protection circuit board solder joint has effectively been realized, can prolong the life of circuit board greatly.

In this embodiment, trip 6 is hook-like structure, and trip 6 can firmly block on draw-in groove 3, firm in connection, and shelves strip 1 adopts elastic plastic material to make, and shelves strip 1 can utilize the elastic deformation of self to make PCB board 2 firmly fix inside shell 4 when filling in 4 cavitys of shell, guarantees that PCB board 2 can not take place to rock after filling in.

In addition, be equipped with one on shelves strip 1 with 2 edge complex recesses of PCB board, recess on the shelves strip 1 can insert inside shell 4 along 2 edges of PCB board, and shelves strip 1 can not take place to rock when playing the direction, and fills in easily, and the equipment is convenient. The trip 6 adopts elastic plastic or metal shrapnel to make, realizes being connected of shell 4 and shell apron 5 through the cooperation of trip 6 and draw-in groove 3, and manual pressing the trip 6 can realize the separation of shell 4 and shell apron 5, and it is convenient to dismantle.

The utility model discloses a through putting into 4 inner chambers of shell with PCB board 2 when using after, with 1 recess card of shelves strip at 2 marginal downward impresses 4 inner chambers of shell of PCB board, so the circuit board can be placed in the shell inner chamber, and utilize the elasticity shelves strip to fill in the shell inner chamber and firmly fix the circuit board inside the shell, the apron adopts draw-in groove formula connection structure with the shell, the equipment is convenient laborsaving with the dismantlement, do not influence the line connection of circuit board and connect, be convenient for transport, the installation, the protection circuit board solder joint has been effectively, can avoid shelves strip 1 to rock when shelves strip 1 recess plays the guide effect, the equipment is convenient laborsaving with the dismantlement, do not influence the line connection of PCB board 2 and connect, be convenient for transport, the installation, the protection circuit board solder joint has been effectively, can prolong the.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. A circuit board fixing structure is characterized by comprising a blocking strip (1), a PCB (printed circuit board) board (2), a clamping groove (3), a shell (4), a shell cover plate (5), a clamping hook (6), a wiring port (7) and an IO module (8); the PCB (2) is plugged into a cavity in the shell (4) through an opening in the upper end of the shell (4), a strip-shaped barrier strip (1) is plugged into a gap between the PCB (2) and the cavity of the shell (4), an IO module (8) is arranged on one side of the PCB (2), a plurality of clamping grooves (3) are respectively arranged on the front panel and the rear panel of the shell (4), a shell cover plate (5) is arranged at the opening of the shell (4), a plurality of clamping hooks (6) matched with the clamping grooves (3) are fixedly connected to the lower end of the shell cover plate (5), and a wiring port (7) is arranged at the upper end of the shell cover plate (5); the trip (6) set up and set up side by side on the both sides of shell apron (5) downside, the equidistance sets up threely on every side of shell apron (5), trip (6) are hook-like structure.

2. The circuit board fixing structure according to claim 1, wherein the wire connection port (7) is a rectangular port, the length of the wire connection port (7) is 1/3 to 1/4 of the length of the housing cover plate (5), and the wire connection port (7) is located near an end position of the housing cover plate (5).

3. The circuit board fixing structure of claim 1, wherein the stopping strip (1) is made of elastic plastic material, and a strip-shaped groove matched with the edge of the PCB (2) is further arranged on the stopping strip (1).

4. The circuit board fixing structure according to claim 1 or 3, wherein the housing (4) is a rectangular parallelepiped structure, three card slots (3) are provided, and the card slots (3) are horizontally provided at equal intervals at the upper ends of the two opposite side surfaces of the housing (4).

5. The circuit board fixing structure of claim 1, wherein the hook (6) is made of elastic plastic or metal spring.

6. The circuit board fixing structure according to claim 1, wherein the case cover plate (5) is provided with an end fixing groove (9) to be fitted with an end of the PCB board (2).