CN218415218U - Dual-failure-prevention connector - Google Patents

Abstract

The utility model discloses a dual connector of losing effect of preventing, including first connector and joint, and the preceding terminal surface groove department rigid coupling of first connector has a plurality of joints, the front end threaded connection who connects has first screw, first connecting device is installed to the below groove department of first connector, the below of first connector is equipped with second connecting device. This dual anti-failure connector, press down first connector, make the ka tai enter into in the lower Fang Aocao of first connector, make the card strip enter into the draw-in groove simultaneously, because be interference fit after the card strip is connected with the draw-in groove, alright carry out preliminary fixed with first connector and second connector like this, can pass the through-hole of first rectangle piece and second rectangle piece with the second screw, install the nut on the second screw again, like this through second screw and nut alright further with first connector and second connector fixed, thereby just avoided this device to produce the problem of not hard up phenomenon after connection and the dismantlement many times.

Description

Dual-failure-prevention connector

Technical Field

The utility model relates to a connector technical field specifically is a dual anti-failure connector.

Background

The connector is a component which is frequently contacted by electronic engineering technicians, has a very simple function, and is used for erecting a communication bridge at a blocked position in a circuit or between isolated and non-communicated circuits so as to circulate current and realize a predetermined function of the circuit.

For example, a patent number is CN 203574184U's a dual connector that prevents becoming invalid, the utility model discloses a dual connector that prevents becoming invalid, including the PIN shell, be provided with a jack in the PIN shell. The utility model discloses take dual spring claw design, the effectual risk that brings because the spring claw became invalid that has reduced adopts dual spring claw design simultaneously, has increased area of contact, makes to connect more reliably. But still exist when using through the inside at the PIN shell sets up two spring claws to this will block the public needle through two spring claws, but, when the public needle after connection and dismantlement many times in spring claw department, its spring claw department receives the extrusion influence of public needle, and the below of spring claw can be strutted, will reduce the tight effect of propping of spring claw to public needle like this, thereby makes the junction of spring claw and public needle produce not hard up, and then just leads to the coupling mechanism failure of connector easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dual connector that prevents becoming invalid to the connector in the aforesaid that proposes in solving above-mentioned background art can accomplish the butt joint, but also can produce not hard up through connection many times and dismantlement rear structure, thereby leads to the problem of the coupling mechanism inefficacy of connector.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dual connector of becoming invalid of preventing, includes first connector and joint, the inside below of first connector all processes flutedly with preceding terminal surface top, and the preceding terminal surface groove rigid coupling of first connector has a plurality of joints, the front end threaded connection who connects has first screw, first connecting device is installed to the below groove of first connector, the below of first connector is equipped with second connecting device.

Preferably, first connecting device is a plurality of around including calorie strip, contact pin and first rectangle piece the outer wall of card strip and the below groove inner wall looks rigid coupling of first connector, the inboard of calorie strip is equipped with a plurality of contact pins, and the top and the first connector looks rigid coupling of contact pin, the outside of contact pin is equipped with first rectangle piece, and the outer wall and the first connector looks rigid coupling of first rectangle piece.

Preferably, a second screw is installed above the first rectangular block, and the outer wall of the second screw is in clearance fit with the inner wall of the through hole of the first rectangular block.

Preferably, the second connecting device comprises a second connector, a clamping table, a second rectangular block and clamping grooves, the second connector is located below the first connector, the clamping table is fixedly connected to the upper portion of the second connector, a plurality of clamping grooves are machined in the outer wall of the front end and the outer wall of the rear end of the clamping table, and the second rectangular block is fixedly connected to the outer wall of the left side and the outer wall of the right side of the second connector.

Preferably, a nut is mounted below the second rectangular block.

Compared with the prior art, the beneficial effects of the utility model are that: this dual anti-failure connector, can drive first connector and remove the top to the second connector, press down first connector, make the card platform enter into in the lower Fang Aocao of first connector, make the contact pin enter into the socket of second connector, make the card strip enter into the draw-in groove simultaneously, because the card strip is interference fit after being connected with the draw-in groove, so alright carry out preliminary fixed with first connector and second connector, pass the through-hole of first rectangle piece and second rectangle piece with the second screw again, install the nut on the second screw, like this through second screw and nut alright further with first connector and second connector fixed, thereby just avoided this device to produce the problem of not hard up phenomenon after connection and the dismantlement many times, through mutually supporting of card strip and second screw simultaneously, also can realize dual fixed, with this anti-failure that reaches the connector.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the joint, the first rectangular block and the clamping strip of FIG. 1;

FIG. 4 is a schematic view of the second screw, the plug and the card slot of FIG. 2;

fig. 5 is a schematic view of the spring claw, the second connector and the latch of fig. 2.

In the figure: 1. a first connector, 2, a connector, 3, a first connecting device, 301, a clamping strip, 302, a pin, 303, a first rectangular block, 4, a second connecting device, 401, a second connector, 402, a clamping table, 403, a second rectangular block, 404, a clamping groove, 5, a first screw, 6, a second screw, 7, a nut, 8, a clamping column, 9 and a spring claw.

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 efforts all belong to the protection scope of the present invention.

Example one

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a dual connector of losing effect of preventing, including first connector 1 and joint 2, the inside below of first connector 1 all processes the recess with preceding terminal surface top, and the preceding terminal surface groove department rigid coupling of first connector 1 has a plurality of joints 2, the front end threaded connection of joint 2 has first screw 5, can be connected outside electric wire with this device through first screw 5 and joint 2, first connecting device 3 is installed to the below groove department of first connector 1, the below of first connector 1 is equipped with second connecting device 4.

The first connecting device 3 comprises a clamping strip 301, contact pins 302 and a first rectangular block 303, the outer walls of front and back 2 clamping strips 301 are fixedly connected with the inner wall of a groove below the first connector 1, the clamping strip 301 is made of plastic materials and can deform a certain amount, the inner side of the clamping strip 301 is provided with a plurality of contact pins 302, the upper parts of the contact pins 302 are fixedly connected with the first connector 1, the outer sides of the contact pins 302 are provided with the first rectangular block 303, through holes are processed in the first rectangular block 303, the outer wall of the first rectangular block 303 is fixedly connected with the first connector 1, second screws 6 are mounted above the first rectangular block 303, and the outer walls of the second screws 6 are in clearance fit with the inner wall of the through holes of the first rectangular block 303;

can drive first connector 1 and remove to the top of second connector 401, press first connector 1 downwards, make card platform 402 enter into first connector 1's lower Fang Aocao in, make contact pin 302 enter into the socket of second connector 401, make card strip 301 enter into draw-in groove 404 simultaneously in, because card strip 301 is interference fit after being connected with draw-in groove 404, so alright with carrying out preliminary fixed with first connector 1 and second connector 401.

The second connecting device 4 comprises a second connector 401, a clamping table 402, a second rectangular block 403 and a clamping groove 404, the second connector 401 is located below the first connector 1, 2 grooves are formed in the upper surface of the second connector 401, the clamping table 402 is fixedly connected to the upper portion of the second connector 401, a plurality of jacks are formed in the upper portion of the clamping table 402, the plug 302 can enter the jacks, 2 clamping grooves 404 are formed in the outer walls of the front end and the rear end of the clamping table 402, the clamping table 301 can enter the clamping groove 404, the second rectangular block 403 is fixedly connected to the outer walls of the left side and the right side of the second connector 401, a through hole is formed in the inner part of the second rectangular block 403, and a nut 7 is mounted below the second rectangular block 403;

the second screw 6 can pass through the through holes of the first rectangular block 303 and the second rectangular block 403, and the nut 7 is mounted on the second screw 6, so that the first connector 1 and the second connector 401 can be further fixed through the second screw 6 and the nut 7, and the problem of loosening after the device is connected and detached for multiple times is avoided.

In this embodiment, when an operator needs to use the dual fail-safe connector, firstly, the operator may drive the first connector 1 to move to the upper side of the second connector 401, and press the first connector 1 downward, so that the card holder 402 enters into the lower Fang Aocao of the first connector 1, so that the pin 302 enters into the socket of the second connector 401, and at the same time, the card strip 301 enters into the card slot 404, because the card strip 301 is in interference fit with the card slot 404 after being connected, the first connector 1 and the second connector 401 may be preliminarily fixed, and then the second screw 6 passes through the through holes of the first rectangular block 303 and the second rectangular block 403, and then the nut 7 is installed on the second screw 6, so that the first connector 1 and the second connector 401 may be further fixed by the second screw 6 and the nut 7, thereby avoiding the problem of the loosening phenomenon after the device is connected and detached for many times.

Example two

Referring to fig. 2, 3 and 5, the present invention provides a technical solution: a dual-failure-prevention connector, a first connecting device 3 can also comprise clamping columns 8 and spring claws 9, the outer walls of one ends of front and rear clamping columns 8 are fixedly connected with a first connector 1, the clamping columns 8 can be driven to move through the first connector 1, the spring claws 9 are mounted at the other ends of the clamping columns 8, and the outer walls of the spring claws 9 are fixedly connected with the inner walls of the grooves of a second connector 401;

can drive the card post 8 through first connector 1 and remove like this, make the below of card post 8 enter into in the spring claw 9, because spring claw 9 is the plastics material, just can take place deformation after receiving card post 8 extrusion to support tightly with card post 8.

In this embodiment, when operating personnel need use dual anti-failure connector, first connector can drive the card post 8 and enter into the recess of second connector 401, and card post 8 can extrude spring claw 9 simultaneously, like this spring claw 9 alright press from both sides card post 8 tightly to stability and fastness after this device is connected have further been improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a dual connector of becoming invalid of preventing, includes first connector (1) and connects (2), all processing fluted in the inside below of first connector (1) and preceding terminal surface top, and the preceding terminal surface groove department rigid coupling of first connector (1) has a plurality of joints (2), its characterized in that: the front end of the connector (2) is in threaded connection with a first screw (5), a first connecting device (3) is installed at a groove below the first connector (1), and a second connecting device (4) is arranged below the first connector (1).

2. A dual defeat prevention connector according to claim 1, wherein: first connecting device (3) are including card strip (301), contact pin (302) and first rectangle piece (303), and it is a plurality of from beginning to end the outer wall of card strip (301) and the below recess inner wall looks rigid coupling of first connector (1), the inboard of card strip (301) is equipped with a plurality of contact pins (302), and the top of contact pin (302) and first connector (1) looks rigid coupling, the outside of contact pin (302) is equipped with first rectangle piece (303), and the outer wall of first rectangle piece (303) and first connector (1) looks rigid coupling.

3. A dual defeat prevention connector according to claim 2, wherein: and a second screw (6) is installed above the first rectangular block (303), and the outer wall of the second screw (6) is in clearance fit with the inner wall of the through hole of the first rectangular block (303).

4. A dual defeat prevention connector according to claim 1, wherein: second connecting device (4) include second connector (401), card platform (402), second rectangular block (403) and draw-in groove (404), second connector (401) are located the below of first connector (1), the top rigid coupling of second connector (401) has card platform (402), a plurality of draw-in grooves (404) have all been processed to the front and back end outer wall of card platform (402), the left and right sides outer wall rigid coupling of second connector (401) has second rectangular block (403).

5. A dual defeat prevention connector according to claim 4, wherein: and a nut (7) is arranged below the second rectangular block (403).

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