CN210828709U

CN210828709U - Two-way lock device for guardrail

Info

Publication number: CN210828709U
Application number: CN201921331488.0U
Authority: CN
Inventors: 廖齐辉
Original assignee: Zhongshan Xingshang Baby Product Co ltd
Current assignee: Zhongshan Xingshang Baby Product Co ltd
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2020-06-23
Anticipated expiration: 2029-08-15

Abstract

The utility model discloses a two locks for guardrail, the pipe fitting comprises a pipe fitting, the movable sleeve is equipped with the moving member on the pipe fitting, the pipe fitting both sides are equipped with first through-hole respectively, be equipped with the second through-hole on moving member and the corresponding position of first through-hole, be equipped with the elastic component in the pipe fitting, be equipped with the locating lug that can wear to locate in first through-hole and the second through-hole simultaneously on the elastic component, be equipped with on the moving member and press the unlocking mechanism in the pipe fitting with locating lug, can fix the moving member through the locating lug on the elastic component, when needs the unblock, thereby need press the pressing block of pressing of both sides simultaneously and make locating lug extrusion elastic component return and contract in the pipe fitting, make the second through-hole break away from locating lug, play the effect of unblock, unblock easy operation, and simple.

Description

Two-way lock device for guardrail

Technical Field

The utility model particularly relates to a two locks for guardrail.

Background

Connection between all kinds of pipe fittings and infant's articles for use also often can use such connecting piece of two locks, two locks undoubtedly provide security and convenience for the connection of all kinds of pipe fittings, but simultaneously because current two lock device structures are complicated, often lead to very easily breaking down because too many tiny parts in the use, and the structure is complicated can all cause the loss of a lot of difficulties and manpower and materials to production or assembly maintenance, can't dismantle after breaking down even a bit, lead to can only losing former device, the complicated design of two locks still can influence the convenience that the user operated.

Accordingly, there is a need for further improvements in the prior art two-way lock devices for guardrails.

SUMMERY OF THE UTILITY MODEL

To the defect that above-mentioned prior art exists, the to-be-solved technical problem of the utility model is: the complex parts required by the secondary lock are reduced, the unlocking operation is simplified while the secondary lock effect is ensured, and the secondary lock is convenient to operate and disassemble.

The utility model provides a two locks for guardrail, includes the pipe fitting, the movable sleeve is equipped with the moving member on the pipe fitting, the pipe fitting both sides are equipped with first through-hole respectively, be equipped with the second through-hole on the corresponding position of moving member and first through-hole, be equipped with the elastic component in the pipe fitting, be equipped with on the elastic component and wear to locate the location lug in first through-hole and the second through-hole simultaneously, be equipped with on the moving member and press down the release mechanism in the pipe fitting with the location lug.

Furthermore, the unlocking mechanism comprises a limiting part arranged on the moving part, a first pressing block is movably arranged in the limiting part, a first spring is arranged between the first pressing block and the moving part, a pressing block capable of pressing the positioning lug into the pipe fitting is arranged on the position, corresponding to the second through hole, of the inner side of the first pressing block, a fixing block capable of preventing the first pressing block from falling off is arranged on the first pressing block, the first pressing block is movably arranged in an inner ring of the fixing block, and the fixing block is connected with the limiting part in a buckling mode.

Furthermore, the unlocking mechanism comprises a guide shell arranged on the moving member and positioned outside the second through hole, a concave cavity is arranged at the position of the guide shell corresponding to the second through hole, the second through hole is arranged in the concave cavity, clamping grooves are respectively arranged on the guide shell and positioned on two sides of the concave cavity, a second pressing block capable of pressing and positioning a convex block is movably arranged in the concave cavity, a clamping block for preventing the second pressing block from falling off is arranged at the position of the second pressing block corresponding to the clamping groove, the clamping grooves are connected with the clamping block in a matched mode, and a second spring is arranged between the second pressing block and the moving member.

Furthermore, the elastic piece is a spring sheet or a spring body.

Preferably, an end cover is arranged at the upper end of the pipe fitting, and a limiting shell for preventing the elastic piece from being separated from the end cover is arranged in the end cover.

Preferably, the inner wall of the moving member is attached to the outer wall of the pipe fitting, and an inclined opening capable of enabling the positioning lug to retract is formed in the position, corresponding to the positioning lug, of the upper end face of the moving member.

Furthermore, the moving part is provided with a fixed seat capable of being provided with a railing.

To sum up, the utility model discloses for its beneficial effect of prior art is:

the utility model discloses a moving member can be fixed to the location lug on the elastic component, when needs unblock, thereby need press down simultaneously the pressing block of both sides and make location lug extrusion elastic component return and contract in the pipe fitting, make the second through-hole break away from location lug, play the effect of unblock, unblock easy operation, and simple structure, it is convenient to dismantle simultaneously.

Drawings

Fig. 1 is a schematic perspective view of a second lock device for a guardrail according to a first embodiment of the present invention;

fig. 2 is an exploded perspective view of a second lock device for a guardrail according to a first embodiment of the present invention;

fig. 3 is a schematic half-sectional perspective view of a second lock device for a guardrail according to a first embodiment of the present invention;

fig. 4 is a perspective view of a second lock device for a guardrail according to a second embodiment of the present invention;

fig. 5 is an exploded perspective view of a second embodiment of the present invention, showing a two-lock device for a guardrail.

Detailed Description

The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:

as shown in fig. 1 to 5, an embodiment of the present invention preferably provides a two-way lock device for a guardrail, which includes a pipe member 1, a movable sleeve is disposed on the pipe member 1 and is provided with a movable member 10, first through holes 12 are respectively disposed on two sides of the pipe member 1, second through holes 13 are disposed on positions of the movable member 10 corresponding to the first through holes 12, an elastic member 2 is disposed in the pipe member 1, positioning protrusions 14 capable of simultaneously penetrating the first through holes 12 and the second through holes 13 are disposed on the elastic member 2, an unlocking mechanism 3 capable of pressing the positioning protrusions 14 into the pipe member 1 is disposed on the movable member 10, the elastic member 2 is a spring or a spring body, a fixed seat 11 capable of mounting a guardrail is disposed on the movable member 10, the movable member 10 is sleeved on the pipe member 1, the guardrail is connected between the two movable members 10, and the position where the movable member 10 is fixed by the positioning protrusions 14, when needs unblock, press the pressing block of both sides simultaneously through release mechanism 3, make the location lug 14 of both sides extrude to elastic component 2 directions, make location lug 14 break away from second through-hole 13, and then make moving member 10 unblock, the unilateral is pressed and is unable to realize the unblock, has played the effect that prevents the mistake and touch, and the first through-hole 12 of both sides can set the dislocation form into, further improvement the degree of difficulty of unblock, reduce the risk that the mistake touched.

The utility model discloses well release mechanism 3's first embodiment: including setting up the locating part 30 on moving member 10, the activity is equipped with first press block 31 in the locating part 30, be equipped with first spring 32 between first press block 31 and the moving member 10, be equipped with on the inboard position corresponding with second through-hole 13 of first press block 31 and can push up the top briquetting 33 in the pipe fitting 1 with locating lug 14, be equipped with the fixed block 34 that prevents first press block 31 and drop on the first press block 31, first press block 31 activity sets up in the inner ring of fixed block 34, fixed block 34 is connected with locating part 30 buckle, makes top briquetting 33 push up locating lug 14 in the pipe fitting 1 through pressing the first press block 31 of both sides simultaneously, plays the effect of unblock, through the fixed first press block 31 of fixed block 34, has played easy dismounting's effect.

The utility model discloses well release mechanism 3's second embodiment: comprises a guide shell 40 arranged on the moving piece 10 and positioned outside the second through hole 13, a concave cavity 41 arranged on the guide shell 40 and the position corresponding to the second through hole 13, the second through hole 13 arranged in the concave cavity 41, the guide shell 40 is provided with a slot 42 at two sides of the cavity 41, a second pressing block 43 capable of pressing the positioning bump 14 is movably arranged in the cavity 41, a clamping block 44 for preventing the second pressing block 43 from falling off is arranged at the position of the second pressing block 43 corresponding to the clamping groove 42, the clamping groove 42 is connected with the clamping block 44 in a matching way, a second spring 45 is arranged between the second pressing block 43 and the moving part 10, the guide shell 40 can be integrally formed with the moving part 10, therefore, the number of accessories is effectively reduced, the assembly process is reduced, and the positioning convex blocks 14 are retracted into the pipe fitting 1 to achieve the unlocking effect by simultaneously pressing the second pressing blocks 43 on the two sides.

1 upper end of pipe fitting is equipped with end cover 50, be equipped with the spacing casing 51 that prevents that elastic component 2 from breaking away from in the end cover 50, prevent through being equipped with spacing casing 51 that the elasticity of elastic component 2 reduces after the live time, lead to breaking away from in pressing down in-process location lug 14 from pipe fitting 1 to cause the damage of two lock devices.

10 inner walls of moving member are laminated in 1 outer wall of pipe fitting, be equipped with on 10 up end of moving member and the position that positioning lug 14 is corresponding and enable positioning lug 14 to return bevel connection 60 that contracts, laminate in 1 outer wall of pipe fitting through 10 inner walls of moving member, prevent that the clearance is too big between moving member 10 and the pipe fitting 1, lead to children's finger to stretch into easily and shine into and press from both sides the wound, do benefit to the moving member 10 through being equipped with bevel connection 60 and return 14 of messenger's positioning lug that can relax when moving to 14 directions of positioning lug and contract.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, and the present invention can be modified in various ways without departing from the spirit and scope of the present invention, and these modifications and changes fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a two locks for guardrail, includes the pipe fitting, the movable sleeve is equipped with moving member, its characterized in that on the pipe fitting: the pipe fitting both sides are equipped with first through-hole respectively, be equipped with the second through-hole on the moving member and the corresponding position of first through-hole, be equipped with the elastic component in the pipe fitting, be equipped with the location lug that can wear to locate in first through-hole and the second through-hole simultaneously on the elastic component, be equipped with on the moving member and press the release mechanism in the pipe fitting with the location lug.

2. A two-way lock device for a guardrail as claimed in claim 1, wherein: the unlocking mechanism comprises a limiting part arranged on a moving part, a first pressing block is movably arranged in the limiting part, a first spring is arranged between the first pressing block and the moving part, a pressing block capable of pushing the positioning lug into the pipe fitting is arranged on the position, corresponding to the second through hole, of the inner side of the first pressing block, a fixing block capable of preventing the first pressing block from falling off is arranged on the first pressing block, the first pressing block is movably arranged in an inner ring of the fixing block, and the fixing block is connected with the limiting part in a buckling mode.

3. A two-way lock device for a guardrail as claimed in claim 1, wherein: the unlocking mechanism comprises a guide shell arranged on the moving member and located on the outer side of the second through hole, a concave cavity is formed in the position, corresponding to the second through hole, of the guide shell, the second through hole is formed in the concave cavity, clamping grooves are formed in the two sides of the concave cavity of the guide shell respectively, a second pressing block capable of pressing and positioning a convex block is movably arranged in the concave cavity, a clamping block for preventing the second pressing block from falling off is arranged at the position, corresponding to the clamping grooves, of the second pressing block, the clamping grooves are connected with the clamping block in a matched mode, and a second spring is arranged between the second pressing block and the moving member.

4. A two-way lock device for a guardrail according to any one of claims 1 to 3, wherein: the elastic piece is a spring sheet or a spring body.

5. A two-way lock device for a guardrail as claimed in claim 4, wherein: an end cover is arranged at the upper end of the pipe fitting, and a limiting shell for preventing the elastic piece from being separated from the end cover is arranged in the end cover.

6. A two-way lock device for a guardrail as claimed in claim 5, wherein: the inner wall of the moving piece is attached to the outer wall of the pipe fitting, and the upper end face of the moving piece is provided with an inclined opening which can enable the positioning lug to retract at a position corresponding to the positioning lug.

7. A two-way lock device for a guardrail as claimed in claim 6, wherein: the moving piece is provided with a fixed seat capable of being provided with a railing.