CN210668798U

CN210668798U - Electrostatic and surge protection type RS485 interface connector

Info

Publication number: CN210668798U
Application number: CN201922095718.4U
Authority: CN
Inventors: 江伟; 文超; 刘志刚
Original assignee: Shenzhen Brilliants Smart Hardware Co ltd
Current assignee: Shenzhen Brilliants Smart Hardware Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-06-02
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a take static and surge protection type RS interface connector, including connector body and terminal plate, terminal plate top and bottom symmetry have seted up spacing hole, two all imbed in the spacing hole and install the fixed plate, two the one end of fixed plate is rotated through the pivot and is installed the clamp plate, the spring has all been welded with the bottom at fixed plate top, the top welding of clamp plate has first shelves pole, the top welding of clamp plate has second shelves pole, the one end welding of connector body has the protection frame, connector body one end is close to protection frame position department symmetry and is installed the fixed block; the utility model discloses a set up spacing hole, fixed plate, clamp plate, spring, first shelves pole, second shelves pole, fixed block, joint groove and joint board, remove fixed plate and clamp plate to the joint inslot to utilize joint board and first baffle to carry out the joint, make interface connection stable, realize quick joint between connector and the joint.

Description

Electrostatic and surge protection type RS485 interface connector

Technical Field

The utility model relates to a connector technical field specifically is a take static and surge protection type RS485 interface connector.

Background

The intelligent instrument is developed along with the maturity of the single chip microcomputer technology in the early 80 s, the current world instrument market is basically monopolized by the intelligent instrument, which is attributed to the requirement of enterprise informatization, and one of the necessary conditions of an enterprise in instrument model selection is to have a networking communication interface, namely a simple process quantity of data analog signal output, and later, the instrument interface is an RS232 interface, which can realize a point-to-point communication mode, but the mode can not realize the networking function, and the RS485 appeared later solves the problem;

however, after the interfaces of the RS485 interface connectors on the market are clamped, the fixing screws on two sides of the interfaces are usually used for rotating and fixing, and the screws are inconvenient to rotate due to the fact that the fixing screws are close to the interfaces, and the effect of quick connection cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a take static and surge protection type RS485 interface connector can effectively solve and put forward RS485 interface connector joint on the existing market among the above-mentioned background art after, utilizes the fixed screw rotation of interface both sides to fix usually, because fixed screw and interface are close to, lead to the screw to rotate inconveniently, can not reach the problem of high-speed joint's effect.

In order to achieve the above object, the utility model provides a following technical scheme: a static electricity and surge protection type RS interface connector comprises a connector body and a terminal plate, wherein the terminal plate is clamped at one end of the connector body, first fixing grooves are formed in the top and the bottom of the terminal plate, first baffle plates are embedded into the two first fixing grooves, a second baffle plate is symmetrically arranged at one end of the connector body, and a second fixing groove is formed in a position, close to the second baffle plate, of one end of the connector body;

spacing hole has been seted up with the bottom symmetry at wiring post board top, two the fixed plate is installed in spacing downthehole all embedding, two the clamp plate is installed through the pivot rotation to the one end of fixed plate, the spring has all been welded on fixed plate top and bottom, the top welding of clamp plate has first shelves pole, the welding of clamp plate top has the second shelves pole, the one end welding of connector body has the protective frame, connector body one end is close to protective frame position department symmetry and installs the fixed block, two the joint groove has all been seted up, two at the middle part of fixed block joint inslot portion top has all welded the joint board.

Preferably, the first gear lever and the second gear lever divide the top end of the pressing plate into three equal parts, and the first gear lever is welded at the position, close to the rotating shaft, of the top end of the pressing plate.

Preferably, one of the springs is vertically welded between the fixing plate and the pressing plate, and the other of the springs is horizontally welded between the fixing plate and the terminal post plate.

Preferably, a second fixing groove is symmetrically formed in the position, close to the second baffle, of the rear end of the connector body, and the second baffle is clamped and fixed inside the second fixing groove.

Preferably, the sealing washer has been spliced to protection frame a side end face, the internally mounted of protection frame has the compound conducting layer of copper fibre, the top welding of the compound conducting layer of copper fibre has ground lead, the outer surface mounting that connector body one end is close to the protection frame has first joint mouth, second joint mouth is installed to a wiring post board terminal surface.

Preferably, the width of the protection frame, the width of the first clamping interface and the width of the second clamping interface are equal.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of scientific and reasonable structure, safe and convenient use

1. Through setting up spacing hole, fixed plate, clamp plate, spring, first shelves pole, second shelves pole, fixed block, joint groove and joint board, remove fixed plate and clamp plate to the joint inslot to utilize joint board and first baffle to carry out the joint, make interface connection stable, realize quick joint between connector and the joint.

2. Through setting up protective frame, the compound conducting layer of copper fibre, sealing washer and ground lead, can lead in the compound conducting layer of copper fibre with the static and the surge that the kneck produced, introducing the earth through ground lead, reduce static and surge and produce the damage to the PCB board, reach protection circuit, extension device life's effect.

3. Through setting up first fixed slot, first fixed plate, second fixed slot and second fixed plate, the connector with the terminal connection back, make the fixed plate remove on the fixed slot and block the clamp plate, touch the clamp plate when preventing to connect other parts, play the effect of protecting the clamp plate.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the mounting structure of the terminal post plate of the present invention;

fig. 3 is a schematic structural view of the fixing plate of the present invention;

FIG. 4 is a schematic structural view of the protection frame of the present invention;

FIG. 5 is a schematic cross-sectional view of the protection frame of the present invention;

FIG. 6 is an enlarged schematic view of the area A in FIG. 1 according to the present invention;

reference numbers in the figures: 1. a connector body; 2. a terminal post plate; 3. a first fixing groove; 4. a first baffle plate; 5. a second baffle; 6. a second fixing groove; 7. a limiting hole; 8. a fixing plate; 9. pressing a plate; 10. a spring; 11. a first shift lever; 12. a second shift lever; 13. a protective frame; 14. a fixed block; 15. a clamping groove; 16. a clamping and connecting plate; 17. a seal ring; 18. a copper fiber composite conductive layer; 19. a ground lead; 20. a first card interface; 21. and a second card interface.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-6, the utility model provides a technical solution, a take static and surge protection type RS485 interface connector, including connector body 1 and terminal plate 2, terminal plate 2 is connected to one end joint of connector body 1, first fixed slot 3 has all been seted up to terminal plate 2 top and bottom, first baffle 4 is installed to the inside embedding of two first fixed slots 3, a second baffle 5 is installed to connector body 1 one end symmetry, second fixed slot 6 has been seted up to a position that connector body 1 one end is close to second baffle 5, for the convenience of second baffle 5 is fixed, second fixed slot 6 has been symmetrically seted up to a position that connector body 1 rear end is close to second baffle 5, second baffle 5 joint is fixed in second fixed slot 6;

limiting holes 7 are symmetrically formed in the top and the bottom of the terminal post plate 2, fixing plates 8 are embedded in the two limiting holes 7, a pressing plate 9 is rotatably mounted at one end of each fixing plate 8 through a rotating shaft, springs 10 are welded at the top end and the bottom end of each fixing plate 8, one spring 10 is vertically welded between each fixing plate 8 and each pressing plate 9 for facilitating the pressing of the pressing plate 9 and the movement of the fixing plate 8, the other spring 10 is horizontally welded between each fixing plate 8 and the terminal post plate 2, a first stop lever 11 is welded at the top end of each pressing plate 9, a second stop lever 12 is welded at the top end of each pressing plate 9, for facilitating the fixing of the fixing plates 8, the terminal post plate 2 is limited, the top ends of the pressing plates 9 are trisected through the first stop levers 11 and the second stop levers 12, the first stop levers 11 are welded at positions, close to the rotating shaft, at one end of the connector body 1, fixing blocks 14 are symmetrically mounted at, clamping grooves 15 are formed in the middle of the two fixing blocks 14, and clamping plates 16 are welded at the top ends of the inner portions of the two clamping grooves 15.

Protective frame 13 side end face is spliced and is had sealing washer 17, protective frame 13's internally mounted has copper fibre composite conducting layer 18, the top welding of copper fibre composite conducting layer 18 has

ground lead

19, 1 one end of connector body is close to protective frame 13's surface mounting has first joint mouth 20, second joint mouth 21 is installed to 2 terminal surfaces of binding post board, in order to make between connector and the terminal zonulae occludens, protective frame 13, the width size of first joint mouth 20 and second joint mouth 21 equals.

The utility model discloses a theory of operation and use flow: firstly, moving a first baffle 4 along a first fixed groove 3, leaking a pressing plate 9, respectively pinching the two pressing plates 9 at two sides of a wiring column plate 2 by a thumb and a forefinger, compressing a spring 10 at the top end of a fixed plate 8, moving a first clamping interface 20 of the wiring column plate 2 to a second clamping interface 21 at one end of a connector body 1, clamping and fixing the first clamping interface 20 and the second clamping interface 21, simultaneously, the pressing plate 9 and the fixed plate 8 enter a clamping groove 15, continuously moving the fixed plate 8 and the pressing plate 9 to the clamping groove 15, clamping and fixing a first baffle rod 11 in the clamping groove 15 and a clamping plate 16, then loosening the pressing plate 9, extending the spring 10 at the top end of the fixed plate 8, compressing the spring 10 at the bottom end of the fixed plate 8, contacting a second baffle rod 12 with the edge of a limiting hole 7, completing the quick connection of the connector body 1 and the wiring column plate 2, then moving the first baffle 4 along the first fixed groove 3, the pressing plate 9 is blocked, and the pressing plate 9 is placed to be touched when other parts are installed, so that the clamping stability is ensured;

when static electricity or surge occurs at the interface, higher instantaneous current generated at the interface is led into the copper fiber composite conducting layer 18 in the protective frame 13, and then is led into the ground through the grounding lead 19 at the lower end of the copper fiber composite conducting layer 18, so that the circuit board is prevented from being burnt, the circuit board is protected, and the service life of the circuit board is prolonged.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a take static and surge protection type RS485 interface connector, includes connector body (1) and terminal board (2), the one end joint of connector body (1) has terminal board (2), its characterized in that: first fixing grooves (3) are formed in the top and the bottom of the wiring column plate (2), first baffle plates (4) are embedded into the two first fixing grooves (3), second baffle plates (5) are symmetrically arranged at one end of the connector body (1), and second fixing grooves (6) are formed in positions, close to the second baffle plates (5), of one end of the connector body (1);

spacing hole (7) have been seted up with the bottom symmetry at wiring post board (2) top, two equal embedding is installed fixed plate (8), two in spacing hole (7) clamp plate (9) are installed through the pivot rotation to the one end of fixed plate (8), spring (10) have all been welded on fixed plate (8) top and bottom, the top welding of clamp plate (9) has first shelves pole (11), clamp plate (9) top welding has second shelves pole (12), the one end welding of connector body (1) has protective frame (13), connector body (1) one end is close to protective frame (13) position department symmetry and installs fixed block (14), two joint groove (15), two have all been seted up at the middle part of fixed block (14) joint groove (15) inside top all welding has joint board (16).

2. The electrostatic and surge protection type RS485 interface connector according to claim 1, wherein the first stop lever (11) and the second stop lever (12) divide the top end of the pressure plate (9) into three equal parts, and the first stop lever (11) is welded at the position close to the rotating shaft at the top end of the pressure plate (9).

3. The RS485 interface connector of electrostatic and surge protection type according to claim 1, wherein one of the springs (10) is welded vertically between the fixing plate (8) and the pressure plate (9), and the other spring (10) is welded horizontally between the fixing plate (8) and the post plate (2).

4. The electrostatic and surge protection type RS485 interface connector according to claim 1, wherein a second fixing groove (6) is symmetrically formed at a position, close to the second baffle (5), of the rear end of the connector body (1), and the second baffle (5) is clamped and fixed inside the second fixing groove (6).

5. The electrostatic and surge protection type RS485 interface connector according to claim 1, wherein a side end face of the protection frame (13) is glued with a sealing ring (17), a copper fiber composite conductive layer (18) is installed inside the protection frame (13), a grounding lead (19) is welded at the top end of the copper fiber composite conductive layer (18), a first clamping interface (20) is installed on the outer surface of one end of the connector body (1) close to the protection frame (13), and a second clamping interface (21) is installed on one end face of the terminal post plate (2).

6. The RS485 interface connector of electrostatic and surge protection type according to claim 5, wherein the width of the protection frame (13), the first card interface (20) and the second card interface (21) are equal.