阅读说明：本技术 一种便于拆装的卡扣结构 (Buckle structure convenient to dismouting ) 是由 任继华 李阳芳 李英杰 于 2019-12-17 设计创作，主要内容包括：本发明涉及一种便于拆装的卡扣结构；包括外扣和内扣,外扣包括左侧壁、前壁、右侧壁及后壁,前壁和后壁的底端均设置有弧形缺口,右侧壁内侧顶部设置有卡槽,内扣在配合于前壁和后壁的端面下方均设置有与弧形缺口相配合的卡块,内扣与右侧壁的配合端面上设置有与卡槽相配合的限位块,底端卡块与弧形缺口的相互扣接,以及限位块与卡槽的相互卡接,使内扣可拆装地锁固于外扣中；本发明的有益效果体现为：通过在外扣和内扣的上下两端分别设置相互扣接的结构,使内扣能够在上下两个方向扣紧在外扣中,且内扣整体嵌入于外扣中,由外扣限制内扣横向运动,实现多向锁定,提高了整体的承载力,且其结构简单,降低生产成本,拆装方便,实用性强。(The invention relates to a buckle structure convenient for disassembly and assembly; the buckle comprises an outer buckle and an inner buckle, wherein the outer buckle comprises a left side wall, a front wall, a right side wall and a rear wall, the bottom ends of the front wall and the rear wall are respectively provided with an arc-shaped notch, the top of the inner side of the right side wall is provided with a clamping groove, the inner buckle is provided with a clamping block matched with the arc-shaped notch below the end surface matched with the front wall and the rear wall, the matched end surfaces of the inner buckle and the right side wall are provided with a limiting block matched with the clamping groove, the bottom clamping block and the arc-shaped notch are mutually buckled, and the limiting block and the clamping groove are mutually clamped, so that the inner; the beneficial effects of the invention are as follows: the structure that sets up mutual lock joint respectively through the upper and lower both ends of detaining outside with interior knot makes interior knot can detain outside in two directions about, and interior knot is whole to be embedded into in detaining outside, detains lateral motion in detaining the restriction by outside, realizes multidirectional locking, has improved holistic bearing capacity, and its simple structure, reduction in production cost, easy dismounting, the practicality is strong.)

1. The utility model provides a buckle structure convenient to dismouting which characterized in that: including outer knot and interior knot, outer knot forms left side wall, antetheca, right side wall and the back wall of the cavity columnar body by interconnect and constitutes, the antetheca with the bottom integrated into one piece ground of back wall is provided with the arc breach of mutual symmetry, the inboard top of right side wall is provided with the draw-in groove, interior knot cooperate in the antetheca with the terminal surface below of back wall all be provided with arc breach matched with fixture block, interior knot with be provided with on the cooperation terminal surface of right side wall with draw-in groove matched with stopper, through the bottom the fixture block with the mutual lock joint of arc breach, and the top the stopper with the mutual joint of draw-in groove, so that interior knot is dismantled and assembledly locked in outer knot.

2. The buckle structure convenient for disassembly and assembly of claim 1, wherein: the left side wall is provided with the constant head tank that runs through its wall thickness, right side wall is provided with first extension with integrated into one piece, interior knot is provided with the second extension with integrated into one piece, the second extension passes the constant head tank and extends to the outside of detaining outward.

3. The buckle structure convenient for disassembly and assembly of claim 1, wherein: the inner sides of the front wall and the rear wall are provided with guide grooves which are symmetrical to each other, the guide grooves are located above the arc-shaped notches, and the clamping blocks are matched with the guide grooves in a sliding mode along with the assembly and disassembly of the inner buckles.

4. The buckle structure convenient for disassembly and assembly of claim 2, wherein: the first extension part and the second extension part are respectively provided with a plurality of mounting grooves for mounting the belt-shaped object.

5. The buckle structure convenient for disassembly and assembly of claim 1, wherein: the distance between the highest point of the arc surface of the arc notch and the bottom end of the outer buckle is not less than the overall height of the fixture block.

6. The buckle structure convenient for disassembly and assembly of claim 1, wherein: the top ends of the outer buckle and the inner buckle are provided with arc-shaped finger-pressing parts.

7. The buckle structure convenient for disassembly and assembly of claim 1, wherein: the right side wall is provided with the constant head tank that runs through its wall thickness, the left side wall is provided with first extension with integrated into one piece, interior knot is provided with the second extension with integrated into one piece, the second extension passes the constant head tank and extends to the outside of detaining outward.

8. The buckle structure convenient for disassembly and assembly of claim 1 or 8, wherein: the inner buckle is composed of a plurality of elastic locking blocks with certain elastic gaps between each other.

Technical Field

The invention relates to the technical field of buckle connection, in particular to a buckle structure which is simple in structure, simple and convenient to disassemble and assemble.

Background

All need be used the buckle to connect different positions on the product of difference such as knapsack, satchel or haulage rope, buckle on the existing market is usually formed by the outer knot that has the inner chamber and the mutual lock joint of a forked interior knot, the bearing capacity that this kind of buckle can support is less, outer knot takes place the pine with interior knot transshipping easily and takes off, to the scope of using like the knapsack, easy fracture damage in the aspect of pet knot etc. for solving the problem of bearing capacity, the buckle through multiple locking reinforcing bearing capacity has appeared, this kind of buckle structure is complicated, lead to its manufacturing process complicated, high in production cost.

Disclosure of Invention

In order to solve the above problems, the present invention aims to provide a buckle, and particularly relates to a buckle structure which is simple in structure, easy and convenient to assemble and disassemble.

The technical scheme adopted by the invention is as follows: the utility model provides a buckle structure convenient to dismouting, includes outer knot and interior knot, outer knot forms left side wall, antetheca, right side wall and the back wall of the cavity columnar body by interconnect and constitutes, the antetheca with the bottom integrated into one piece ground of back wall is provided with the arc breach of mutual symmetry, the inboard top of right side wall is provided with the draw-in groove, interior knot is in cooperate in the antetheca with the terminal surface below of back wall all be provided with arc breach matched with fixture block, interior knot with be provided with on the fitting end face of right side wall with draw-in groove matched with stopper, through the bottom the fixture block with the mutual lock joint of arc breach, and the top the stopper with the mutual joint of draw-in groove, so that interior knot detachably lock solid in outer knot.

Preferably, the left side wall is provided with a positioning groove penetrating through the wall thickness of the left side wall, the right side wall is provided with a first extending portion in an integrated forming mode, the inner buckle is provided with a second extending portion in an integrated forming mode, and the second extending portion penetrates through the positioning groove and extends to the outer buckle.

Preferably, the inner sides of the front wall and the rear wall are provided with guide grooves which are symmetrical to each other, the guide grooves are located above the arc-shaped notches, and the clamping blocks are slidably matched with the guide grooves along with the assembly and disassembly of the inner buckles.

Preferably, the first extension and the second extension are each provided with a plurality of mounting grooves for mounting the belt.

Preferably, the distance between the highest point of the arc surface of the arc notch and the bottom end of the outer buckle is not less than the overall height of the fixture block.

Preferably, the top ends of the outer buckle and the inner buckle are provided with arc-shaped finger pressing parts.

Preferably, the right side wall is provided with a positioning groove penetrating through the wall thickness of the right side wall, the left side wall is provided with a first extending portion in an integrated forming mode, the inner buckle is provided with a second extending portion in an integrated forming mode, and the second extending portion penetrates through the positioning groove and extends to the outer buckle.

Preferably, the inner buckle is composed of a plurality of elastic locking blocks with certain elastic gaps between each other.

The beneficial effects of the invention are as follows: the invention aims to provide a buckle convenient to disassemble and assemble, which is characterized in that the upper end and the lower end of an outer buckle and an inner buckle are respectively provided with a mutual buckling structure, so that the inner buckle can be buckled in the outer buckle in the upper direction and the lower direction, and the inner buckle is integrally embedded in the outer buckle, so that the inner buckle is integrally fixed by the outer buckle in the transverse direction, thereby achieving multi-directional locking, improving the integral bearing capacity, and having the advantages of simple structure, production cost reduction, convenient disassembly and assembly and strong practicability.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the overall structure of the present invention.

Fig. 3 is a schematic structural view of the inside buckle of the present invention.

Fig. 4 is a schematic structural view of the external buckle of the present invention.

Fig. 5 is an internal cross-sectional view of the outer clasp of the present invention.

Reference is made to the accompanying drawings in which:

1-external buckling; 2-inner buckling; 3-left side wall; 4-front wall; 5-right side wall; 6-rear wall; 7-an arc-shaped notch; 8-a clamping groove; 9-a fixture block; 10-a limiting block; 11-a positioning groove; 12-a first extension; 13-a second extension; 14-a guide groove; 15-mounting grooves; 16-a thumb press; 17-locking block.

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings:

as shown in fig. 1-5, a buckle structure convenient for disassembly and assembly comprises an outer buckle 1 and an inner buckle 2, the outer buckle 1 consists of a left side wall 3, a front wall 4, a right side wall 5 and a rear wall 6 which are connected with each other to form a hollow cylindrical body, the bottom ends of the front wall 4 and the rear wall 6 are integrally provided with arc-shaped notches 7 which are symmetrical with each other, the top of the inner side of the right side wall 5 is provided with a clamping groove 8, the inner buckle 2 is provided with a clamping block 9 matched with the arc-shaped notch 7 under the end surfaces matched with the front wall 4 and the rear wall 6, the matching end surface of the inner buckle 2 and the right side wall 5 is provided with a limiting block 10 matched with the clamping groove 8, through the bottom fixture block 9 with the mutual lock joint of arc breach 7, and the top stopper 10 with the mutual joint of draw-in groove 8, so that interior knot 2 lock solid in outer knot 1 dismantled and assembled.

Preferably, the left side wall 3 is provided with a positioning groove 11 penetrating through the wall thickness thereof, the right side wall 5 is integrally provided with a first extending portion 12, the inner buckle 2 is integrally provided with a second extending portion 13, and the second extending portion 13 penetrates through the positioning groove 11 and extends to the outside of the outer buckle 1.

Preferably, the inner sides of the front wall 4 and the rear wall 6 are both provided with guide grooves 14 which are symmetrical to each other, the guide grooves 14 are located above the arc-shaped notch 7, and the latch 9 is slidably matched with the guide grooves 14 along with the assembly and disassembly of the inner buckle 2.

Preferably, the first extension 12 and the second extension 13 are each provided with a plurality of mounting grooves 15 for mounting a belt.

Preferably, the distance between the highest point of the arc surface of the arc notch 7 and the bottom end of the outer buckle 1 is not less than the overall height of the clamping block 9.

Preferably, the top ends of the outer buckle 1 and the inner buckle 2 are both provided with arc-shaped finger-pressing parts 16.

Preferably, the right side wall 5 is provided with a positioning groove 11 penetrating through the wall thickness thereof, the left side wall 3 is integrally provided with a first extending portion 12, the inner buckle 2 is integrally provided with a second extending portion 13, and the second extending portion 13 penetrates through the positioning groove 11 and extends to the outside of the outer buckle 1.

Preferably, the inner buckle 2 is composed of a plurality of elastic locking blocks 17 with certain elastic gaps therebetween.

The invention relates to a buckle structure convenient for disassembly and assembly, which comprises an outer buckle 1 and an inner buckle 2, wherein the outer buckle 1 is formed by integrally forming and mutually connecting a left side wall 3, a front wall 4, a right side wall 5 and a rear wall 6 which are provided with a hollow cavity, the upper end and the lower end of the hollow cavity are communicated open ends, the bottoms of the front wall 4 and the rear wall 6 are integrally formed and provided with arc notches 7 which are mutually symmetrical, the arc notches 7 are close to the right side wall 5, the top of the inner side of the right side wall 5 is provided with a clamping groove 8, so that the top of the integral section of the right side wall 5 is in a step shape, the right side wall 5 is integrally formed and provided with a first extending part 12 which extends outwards, the left side wall 3 of the outer buckle 1 is provided with a positioning groove 11, the positioning groove 11 penetrates through the integral wall thickness of the left side wall 3 and is respectively communicated with the inside and the outside of the outer, the guide groove 14 is located above the arc-shaped notch 7.

Furthermore, the inner buckle 2 has an end face matched with the front wall 4 and the rear wall 6 of the outer buckle 1, and a fixture block 9 which is positioned below the end face and is matched with the arc notch 7 is integrally formed on the end face, a limiting block 10 which is matched with the clamping groove 8 is arranged on the matched end face of the inner buckle 2 and the right side wall 5, in the process that the inner buckle 2 is buckled on the outer buckle 1 from top to bottom, the fixture block 9 on the inner buckle 2 is firstly clamped in a guide groove 14 on the inner side of the outer buckle 1, and the fixture blocks 9 slide to the arc-shaped notches 7 along the guide grooves 14 along with the movement of the inner buckle 2 and are separated from the guide grooves 14 when reaching the arc-shaped notches 7, so that the fixture blocks 9 on the two sides of the inner buckle 2 are respectively buckled on the arc-shaped notches 7 of the front wall 4 and the rear wall 6 of the outer buckle 1, meanwhile, the limiting block 10 at the top of the inner buckle 2 is clamped with the clamping groove 8, so that the inner buckle 2 is detachably locked in the hollow cavity of the outer buckle 1.

Further, interior knot 2 is provided with second extension 13 with integrated into one piece, and second extension 13 is detained 1 and interior knot 2's joint in-process outside and is inserted through constant head tank 11 and locate on left side wall 3 to extend to the left side wall 3 outside of detaining 1 outward.

Furthermore, a plurality of mounting grooves 15 are respectively arranged on the first extension part 12 of the outer buckle 1 and the second extension part 13 of the inner buckle 2, and a band-shaped body or a rope and the like are respectively wound or penetrated on the mounting grooves 15.

Further, in view of the above-mentioned solution, when the structural positions on the left sidewall 3 and the right sidewall 5 are exchanged, it can also form the following solution (not shown in the figure), specifically, it includes an outer buckle 1 and an inner buckle 2, the outer buckle 1 is formed by integral forming and connecting with each other to form a right sidewall 5, a front wall 4, a left sidewall 3 and a rear wall 6 with a hollow cavity, the upper and lower ends of the hollow cavity are open ends that are through, the bottom of the front wall 4 and the rear wall 6 are provided with arc notches 7 that are symmetrical to each other, the arc notches 7 are close to the left sidewall 3, the top of the inner side of the left sidewall 3 is provided with a slot 8, so that the top of the integral cross section of the left sidewall 3 is formed in a step shape, the left sidewall 3 is provided with a first extension portion 12 that extends outward, the right sidewall 5 of the outer buckle 1 is provided with a positioning slot 11, the positioning slot 11 penetrates through the integral wall thickness of the right sidewall 5 and is respectively communicated with, a guide groove 14 is provided on the inner side of the front wall 4 and the rear wall 6, and the guide groove 14 is located above the arc-shaped notch 7.

Furthermore, the inner buckle 2 has an end face matched with the front wall 4 and the rear wall 6 of the outer buckle 1, and a fixture block 9 which is positioned below the end face and is matched with the arc notch 7 is integrally formed on the end face, a limit block 10 which is matched with the clamp groove 8 is arranged on the matched end face of the inner buckle 2 and the left side wall 3, in the process that the inner buckle 2 is buckled on the outer buckle 1 from top to bottom, the fixture block 9 on the inner buckle 2 is firstly clamped in a guide groove 14 on the inner side of the outer buckle 1, and the fixture blocks 9 slide to the arc-shaped notches 7 along the guide grooves 14 along with the movement of the inner buckle 2 and are separated from the guide grooves 14 when reaching the arc-shaped notches 7, so that the fixture blocks 9 on the two sides of the inner buckle 2 are respectively buckled on the arc-shaped notches 7 of the front wall 4 and the rear wall 6 of the outer buckle 1, meanwhile, the limiting block 10 at the top of the inner buckle 2 is clamped with the clamping groove 8, so that the inner buckle 2 is detachably locked in the hollow cavity of the outer buckle 1.

Further, interior knot 2 is provided with second extension 13 with integrated into one piece, and second extension 13 is detained 1 and interior knot 2's joint in-process outside and is inserted through constant head tank 11 and locate on right side wall 5 to extend to the outside of detaining right side wall 5 of 1 outward.

Further, the inner buckle 2 is composed of a plurality of elastic locking blocks 17 with certain elastic gaps between each other, and the number of the elastic locking blocks is two, preferably but not limited, the thickness of the clamping blocks 9 on the two locking blocks 17 is larger than the depth of the guide groove 14, when the inner buckle 2 is clamped in the outer buckle 1, the clamping blocks 9 on the two locking blocks 17 are embedded into the guide grooves 14 of the front wall 4 and the rear wall 6, so that the two locking blocks 17 elastically approach each other under the extrusion of the front wall 4 and the rear wall 6, when the clamping blocks 9 slide to the arc-shaped notch 7, the clamping blocks 9 are separated from the guide grooves 14 and are exposed and buckled on the arc-shaped notch 7, so that the extrusion force is eliminated, and the two locking blocks 17 are respectively jointed on the front wall 4 and the rear wall 6.

Furthermore, the top parts of the outer buckle 1 and the inner buckle 2 are provided with finger pressing grooves which have consistent radians and are matched with each other, so that the finger pressing grooves are more in line with human engineering and are easy to knead.

Further, when the inner buckle 2 is unlocked, the two fingers pinch the two sides of the inner buckle 2 to be buckled on the fixture blocks 9 of the arc-shaped notches 7, the two fingers are pressed inwards, the fixture blocks 9 are separated from the arc-shaped notches 7 and are re-embedded in the guide grooves 14, and then the inner buckle 2 is unloaded to finish the disassembling operation.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, and those skilled in the art may make modifications and variations within the spirit of the present invention, and all modifications, equivalents and modifications of the above embodiments according to the technical spirit of the present invention are within the scope of the present invention.