CN213636457U

CN213636457U - Automatic locking connector with checking function

Info

Publication number: CN213636457U
Application number: CN202023173311.8U
Authority: CN
Inventors: 徐�明; 曹树林; 申太明; 杨毅; 徐梓净; 韩宗俊
Original assignee: Chongqing Sulian Plastic Co ltd
Current assignee: Chongqing Sulian Plastic Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-07-06
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses an automatic locking connector with calibration function, including male plug and adapter sleeve (1) that are equipped with the boss, be equipped with first cavity and second cavity on adapter sleeve (1), adapter sleeve (1) one side is equipped with jack (11) with first cavity intercommunication, and the opposite side is equipped with mounting hole (12) with first cavity intercommunication, still symmetry is equipped with two holes of stepping down (13) with first cavity intercommunication on this adapter sleeve (1), and the bottom surface of this first cavity is equipped with one section inclined plane of stepping down (15); a locking block (2) stretching into the first cavity from the mounting hole (12) is arranged in the first cavity, and a resetting device stretching into the second cavity is arranged on the locking block (2). The utility model discloses set up the locking piece of taking elasticity reset plate in the adapter sleeve, can lock the male plug, can swiftly inspect the assembly condition in place of male plug again, simple structure is compact, the simple operation.

Description

Automatic locking connector with checking function

Technical Field

The utility model relates to an auto-parts makes technical field, in particular to automatic locking connector with check-up function.

Background

At present, the quick connecting device widely applied to an automobile (fuel oil) pipeline system mainly adopts a single locking mechanism. Generally, a single locking mechanism connecting device does not have a function of verifying whether a male joint is mounted in place during an assembling process, resulting in a high risk of the male joint failing to be mounted in place. Moreover, individual single locking mechanism quick connecting devices with the checking and error-proof functions cannot realize the automatic locking function, so that the assembly efficiency is low; further, the single-lock mechanism connecting device often requires a large (lock & unlock) operation space, and therefore, the design of the surrounding vehicle body structural environment and the attachment posture of the connecting device itself is influenced more.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an automatic locking connector that has a check-up function that both is convenient for the dismouting, is convenient for inspect the locking state again.

The technical scheme of the utility model as follows:

an automatic locking connector with a checking function comprises a male plug provided with a boss and a connecting sleeve, wherein a first cavity is arranged in the connecting sleeve, a locking block is arranged in the first cavity, the connecting sleeve is provided with an inserting hole which penetrates up and down, one side of the connecting sleeve is provided with an installation hole, and the other side of the connecting sleeve is provided with two abdicating holes; the inner wall of the first cavity is provided with a positioning column at one side position corresponding to the hole opening of the abdicating hole, the bottom of the first cavity adjacent to the mounting hole is a horizontal plane, the bottom of the abdicating hole is provided with a abdicating inclined plane, a support plate is arranged on the outer side wall of the connecting sleeve corresponding to the lower part of the first cavity, a baffle is arranged at one side of the support plate, the baffle, the support plate and the outer side wall at the lower end of the first cavity are enclosed to form a second cavity, and a spacer block is arranged in the middle of the second cavity; the locking block is provided with a through hole, one side of the orifice of the through hole is provided with a section of guide inclined plane, one side of the locking block is symmetrically provided with two extension sections which horizontally extend outwards, one side of the extension section extending end is provided with a clamping block, a clamping groove structure is formed among the clamping block, the extension section and the end face of the corresponding end of the locking block, the lower end of the locking block is provided with a reset device, and the corresponding position in the reset device extends into the second cavity.

By adopting the structure, the extension section of the locking block is placed into the mounting hole, the lower end surface of the locking block is attached to the horizontal plane of the bottom surface of the cavity of the mounting sleeve, then the locking block is pushed into the cavity, and finally the clamping groove formed among the clamping block, the extension section and the locking block is clamped on the positioning column; meanwhile, in the moving process, the corresponding position in the resetting device also extends into the second cavity and is wound outside the corresponding position of the connecting sleeve.

When the male plug is used, the male plug is inserted from top to bottom, the lower end face of a boss on the male plug is firstly abutted with the guide inclined plane, the boss presses the locking block downwards at the abutting position, the extending section of the locking block is bent downwards and is attached to the abdicating inclined plane, at the moment, the clamping groove is separated from the positioning column, the locking block moves inwards one section in the cavity under the action of the relative movement of the boss and the guide inclined plane, the upper end face of the corresponding position of the locking block is abutted with the lower end face of the positioning column for limiting, meanwhile, the corresponding position in the resetting device is abutted with the stop block and elastically deforms, after the boss passes through the locking block, the male plug is inserted in place, the locking block is driven to move outwards the cavity under the action of the elastic force of the corresponding position of the resetting device, when the clamping groove moves to the lower part of the positioning column, the upper end face of the corresponding position of the locking, and the clamping groove is clamped and positioned with the positioning column again.

During disassembly, the extending sections on the two sides are pressed simultaneously to separate the clamping groove from the positioning column, one end of the locking block, corresponding to the elastic reset plate, is extruded, the locking block moves towards the cavity, the corresponding position in the reset device is abutted against the stop block again and elastically deforms, and the through hole position is opposite to the boss position of the male plug, so that the male plug can be quickly pulled out; and finally, the extension section is loosened, the locking block moves to the position of the mounting hole under the elastic action of the corresponding position of the reset device, and the clamping groove is clamped on the positioning column again.

In the operation process, if the boss of the male plug is not installed in place, the male plug cannot be fixed and limited after being inserted, or the situation that the locking block cannot be pushed into the connecting sleeve occurs, or even if the male plug can be pushed, the male plug cannot be retracted to form clamping stagnation, so that the assembly efficiency is influenced.

In order to avoid the locking piece roll-off, reduce the assembly better and interfere, as preferred the left and right both ends symmetry of locking piece is equipped with two stoppers, the one end of stopper is straight section, and the other end is the inclined plane section, the inclined plane section is the fillet structure with the junction of straight section, and this straight section is spacing with the corresponding position butt of the hole of stepping down (13) inside wall to it drops from the adapter sleeve to avoid the locking piece.

In order to simplify the structure, reach automatic re-setting's purpose simultaneously, as preferred, resetting means is including setting up the connecting block at the locking piece lower extreme the left and right both ends symmetry of connecting block is equipped with the elasticity that two levels stretch out and resets the board, two elasticity resets the board and all is the arc structure and stretches into in the second cavity, and the end that stretches into of two these elasticity resets the board is spacing with the corresponding position butt of baffle respectively.

For the convenience of operation, as the preferred, all be equipped with anti-skidding groove on the lateral wall of locking piece and connecting block.

For convenience of manufacture, the resilient return plate is preferably made of a nylon 66 material.

In order to facilitate production, the locking block, the extending section, the limiting block and the clamping block are preferably made of nylon 66 materials through integral injection molding.

Has the advantages that: the utility model discloses set up the locking piece of taking elasticity reset plate in the adapter sleeve, can lock the male plug, can swiftly inspect the assembly condition in place of male plug again, simple structure is compact, the simple operation.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic structural diagram of the connecting sleeve.

Fig. 3 is a left side view of fig. 2.

Fig. 4 is a schematic view of a first cavity structure of the connecting sleeve.

Fig. 5 is a schematic diagram of a second cavity structure of the connecting sleeve.

Fig. 6 is a schematic structural diagram of the locking block.

Fig. 7 is a bottom view of fig. 6.

Fig. 8 is an assembly state diagram of the present invention.

Fig. 9 is a schematic view of a male plug and the installation structure of the present invention.

Fig. 10 is a schematic view of an installation process of the locking block and the connecting sleeve.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Shown by fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10, the utility model discloses a male plug and adapter sleeve 1 that are equipped with the boss be equipped with first cavity in adapter sleeve 1, be equipped with lock block 2 in this first cavity be equipped with anti-skidding groove on the lateral wall of lock block 2.

An inserting hole 11 which penetrates through the connecting sleeve 1 up and down is arranged on the connecting sleeve 1, a mounting hole 12 is arranged on one side of the connecting sleeve 1, and two abdicating holes 13 are arranged on the other side of the connecting sleeve; on the inner wall of first cavity, correspond one side position department in hole 13 drill way of stepping down and respectively be equipped with a reference column 14, the bottom of the neighbouring mounting hole 12 in bottom of this first cavity is the horizontal plane, and the bottom of neighbouring hole 13 of stepping down is equipped with one section inclined plane 15 of stepping down, corresponds the below of first cavity on this adapter sleeve 1 lateral wall and is equipped with backup pad 16 one side of backup pad 16 is equipped with baffle 17, backup pad 16 and the lateral wall of first cavity lower extreme surround and form the second cavity the middle part of second cavity is equipped with spacer 18.

A through hole 21 is formed in the locking block 2, a section of guide inclined plane 22 is arranged on one side of an orifice of the through hole 21, two extension sections 23 which horizontally extend outwards are symmetrically arranged on one side of the locking block 2, a clamping block 231 is arranged on one side of the extending end of each extension section 23, and a clamping groove structure is formed among the clamping block 231, the extension sections 23 and the end face of the corresponding end of the locking block 2; the left and right both ends symmetry of locking piece 2 is equipped with two stopper 25, the one end of stopper 25 is straight section, and the other end is the inclined plane section, the junction of inclined plane section and straight section is the fillet structure, and this straight section is spacing with the corresponding position butt of the hole 13 inside wall of stepping down to locking piece 2 drops from adapter sleeve 1 in the avoidance of an emergency.

This lower extreme of lock block 2 is equipped with resetting means, resetting means is including setting up connecting block 24 at lock block 2 lower extreme the left and right both ends symmetry of connecting block 24 is equipped with the elasticity that two levels stretch out and resets board 3, two elasticity resets board 3 all is the arc structure and stretches into in the second cavity, and the end that stretches into of two this elasticity resets board 3 is spacing with the corresponding position butt of baffle 17 respectively.

The elastic reset plate 3 is made of nylon 66 material; the locking block 2, the extension section 23, the limiting block 25 and the clamping block 231 are all made of nylon 66 materials through integral injection molding.

The utility model discloses a use method as follows:

as shown in fig. 1 to 10, the extension section 23 of the locking block 2 is placed into the mounting hole 12, the lower end surface of the locking block 2 is attached to the horizontal surface of the bottom surface of the cavity of the mounting sleeve 1, then the locking block 2 is pushed into the first cavity, and in the moving direction, the fixture block 231 is provided with a round angle, so that the clamping block can be abutted and abducted when moving to the position of the positioning column 14; simultaneously, at this removal in-process, two curved elasticity reset plate 3 stretch into in the second cavity, and correspond position butt and elastic deformation with adapter sleeve 1 lateral wall earlier, two elasticity reset plate 3 are the form of opening, along with the removal of locking piece 2, the arc surface that stretches into the end and move along the adapter sleeve 1 outside of elasticity reset plate 3, two elasticity reset plate 3 draw close along the adapter sleeve 1 outside under the elastic force effect gradually, and treat fixture block 231 finally, when the draw-in groove joint that forms between extension 23 and the locking piece 2 is on the reference column 14 that corresponds the end, two elasticity reset plate 3 encircle and establish in the outside that the adapter sleeve corresponds the position, and with baffle 17 butt, at this moment, there is the interval between connecting block 24 and the locking piece 2.

When in use, as shown in fig. 10 (in fig. 10, the upper row is a use state diagram of the locking block 2, and the lower row is a use state diagram of the elastic reset plate 3, in the figure, each vertical row is a moving state in the same time), a male plug (not labeled) is inserted from top to bottom, the lower end face of the boss on the male plug is firstly abutted with the guide inclined plane 22, in the abutting position, the boss presses the locking block 2 downwards, the extension section 23 of the locking block 2 is bent downwards and attached to the abdicating inclined plane 15, at this time, the clamping groove is separated from the positioning column 14, under the relative movement of the boss and the guide inclined plane 22, the locking block 2 moves to the first cavity by one section, the upper end face of the corresponding position of the locking block 2 is abutted with the lower end face of the positioning column 14 for limiting, the two elastic reset plates 3 abut against the front baffle 17 and are pressed for shrinkage deformation, and the extending ends of the two elastic reset plates 3, and respectively with the corresponding end butt of spacer 18, treat that the boss passes through behind the locking piece 2, the male plug inserts and targets in place, elasticity resets board 3 and rebounds under the elastic force effect, drives locking piece 2 and removes to mounting hole 12 direction, when the draw-in groove removed the below of reference column 14, the up end that locking piece 2 corresponds the position no longer the butt spacing with the lower terminal surface of reference column 14, locking piece 2 pressurized position upwards lifts rapidly to make the draw-in groove fix a position with reference column 14 joint once more.

It should be noted that, when the male plug is pressed at the position of the guiding inclined plane 22, the position of the extension section 23 of the locking block 2 is stressed to be obliquely downward attached to the abdicating inclined plane 15, and when the clamping groove is not clamped with the positioning column 14, the extending end of the extension section 23 is obliquely arranged, so that the locking block 2 in the first cavity has no complete section display; the two elastic return plates 3 are pressed against and deformed at corresponding positions of the baffle 17 and the spacer 18 in the second cavity (as shown in a diagram of fig. 10).

During disassembly, the sequence shown in fig. 10 is reversed, the extending section 23 is pressed downwards to separate the clamping groove from the positioning column 14, the locking block 2 is pushed into the first cavity, the elastic resetting plate 3 moves into the second cavity and is pressed and deformed again, the through hole 21 is opposite to the boss of the male plug, and the male plug can be quickly pulled out from the jack 11; finally, the locking block 2 is loosened, the locking block 2 moves towards the position of the mounting hole 12 under the elastic action of the elastic reset plate 3, and the clamping groove is clamped on the positioning column 14 again.

It should be noted that in the illustration b in fig. 10, the extension 23 is moved back to the horizontal position, and the locking block 2 in the first cavity is shown in full section.

During the above operation, when the extension 23 is manually pressed and the latch 231 is required to move away from the positioning post 14, a release may occur, and once the release occurs, under the action of the elastic force of the elastic reset plate 3, the locking block 2 is easy to fall off from the connecting sleeve 1, in order to prevent the falling off to cause inconvenient installation, two limiting blocks 25 are symmetrically arranged at the left end and the right end of the locking block 2, one end of each limiting block 25 is a straight section, the other end is an inclined section, because the limiting block 25 is a convex part in the moving direction of the locking block 2 and forms interference fit with the width of the first cavity, the straight section is abutted and limited with the corresponding position of the inner side wall of the abdicating hole 13, meanwhile, the inclined section does not influence the assembly, the limiting block 25 is pressed into the first cavity, and the fillet structure can reduce the contact surface and reduce the assembly resistance, and after impressing, the interference magnitude of the limiting block 25 makes the straight section and the inner side wall of the abdicating hole 13 abut and be positioned.

If the boss of the male plug is not installed in place, the male plug cannot be fixed and limited after being inserted, or the situation that the locking block 2 cannot be pushed into the connecting sleeve 1 occurs, or even if the male plug can be pushed, the male plug cannot be retracted to form clamping stagnation, so that the assembling efficiency is influenced, only the male plug is installed in place, the locking block 2 can be pushed into the connecting sleeve 1, the assembling situation of the male plug can be conveniently checked, the structure is simple and compact, and the operation is convenient.

The utility model discloses do not describe the part unanimously with prior art, do not describe herein any more.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, all the same principle is within the patent protection scope of the present invention.

Claims

1. The utility model provides an automatic locking connector with check-up function, is including male plug and adapter sleeve (1) that are equipped with the boss, its characterized in that: a first cavity is arranged in the connecting sleeve (1), a locking block (2) is arranged in the first cavity, an inserting hole (11) which penetrates through the connecting sleeve (1) up and down is formed in the connecting sleeve (1), a mounting hole (12) is formed in one side of the connecting sleeve (1), and two abdicating holes (13) are formed in the other side of the connecting sleeve; a positioning column (14) is respectively arranged at one side position corresponding to the orifice of the abdicating hole (13) on the inner wall of the first cavity, the bottom of the first cavity, which is adjacent to the mounting hole (12), is a horizontal plane, a section of abdicating inclined plane (15) is arranged at the bottom of the abdicating hole (13), a supporting plate (16) is arranged on the outer side wall of the connecting sleeve (1) and below the first cavity, a baffle plate (17) is arranged at one side of the supporting plate (16), the baffle plate (17), the supporting plate (16) and the outer side wall of the lower end of the first cavity are enclosed to form a second cavity, and a spacing block (18) is arranged in the middle of the second cavity; be equipped with through-hole (21) on locking piece (2), one side in through-hole (21) drill way is equipped with one section direction inclined plane (22), and one side symmetry of this locking piece (2) is equipped with two extension sections (23) that the level is outwards stretched out, every one side that extension section (23) stretched out the end is equipped with fixture block (231), form a draw-in groove structure between the terminal surface that fixture block (231), extension section (23) and locking piece (2) correspond the end, the lower extreme of this locking piece (2) is equipped with resetting means, corresponding position among the resetting means stretches into in the second cavity.

2. The automatic locking connector with verification function according to claim 1, characterized in that: the left and right both ends symmetry of locking piece (2) is equipped with two stopper (25), the one end of stopper (25) is straight section, and the other end is the inclined plane section, the inclined plane section is the fillet structure with the junction of straight section, and this straight section is spacing with the corresponding position butt of hole (13) inside wall of stepping down to locking piece (2) are followed adapter sleeve (1) and are come off.

3. The automatic locking connector with verification function according to claim 1, characterized in that: resetting means is including setting up connecting block (24) at lock block (2) lower extreme the left and right both ends symmetry of connecting block (24) is equipped with two levels and stretches out elasticity reset plate (3), two elasticity reset plate (3) all are the arc structure and stretch into in the second cavity, and the end that stretches into of two this elasticity reset plate (3) is spacing with the corresponding position butt of baffle (17) respectively.

4. The automatic locking connector with verification function according to claim 1, characterized in that: and anti-skidding grooves are formed in the outer side walls of the locking block (2) and the connecting block (24).

5. The automatic locking connector with verification function according to claim 3, characterized in that: the elastic reset plate (3) is made of nylon 66 material.

6. The automatic locking connector with verification function according to claim 2, characterized in that: the locking block (2), the extension section (23), the limiting block (25) and the clamping block (231) are all made of nylon 66 materials through integral injection molding.