WO2015149483A1

WO2015149483A1 - Buckle

Info

Publication number: WO2015149483A1
Application number: PCT/CN2014/086646
Authority: WO
Inventors: 萧少鹏
Original assignee: 宏展商品推广有限公司
Priority date: 2014-04-02
Filing date: 2014-09-16
Publication date: 2015-10-08
Also published as: CN203884870U

Abstract

A buckle comprises a buckling seat (10) and a clamping bolt (20). The buckling seat (10) comprises a front rod (11), a rear rod (12), a left rod (13) and a right rod (14) as well as a penetrating groove (15) defined in and vertically penetrating through the buckling seat (10); the clamping bolt (20) is arranged in the penetrating groove (15) by crossing the penetrating groove (15), and is provided with a first sliding groove which can be engaged with the left rod (13) and slide back and forth along the left rod (13), and a second sliding groove which can be engaged with the right rod (114) and slide back and forth along the right rod (14), the front side (24) of the clamping bolt (20) is enabled to match with the back side of the front rod (11), so as to securely clamp a passing belt body (30) to form a first fixation section; a protruding stopping block (25) is arranged on the bottom end of the front side (24) of the clamping bolt (20), and the root of the top surface (251) of the stopping block (25) and the corner below the back side of the front rod (11) can be oppositely arranged, so as to securely clamp the passing belt body (30) to form a second fixation section; and further, the top surface (251) of the stopping block (25) can be opposite to the bottom side of the front rod (11) to form a clamping groove, so as to securely clamp the passing belt body (30) to form a third fixation section. With such a configuration that the belt body (30) is secured by these three sections, the buckle is capable of handling with complex stress changes and thus minimizes the extent of loosening of the belt body (30).

Description

Buckle

Technical field

The utility model provides a technical solution for a buckle which is less prone to loosening.

Background technique

In general, most of the fasteners are used to provide the intermediary of the belt and the connector, and can be widely used in cargo binding, shoulder straps or other places.

Referring to Figures 1-3, a simplest conventional buckle is disclosed which is comprised of a buckle 91 and a latch 92.

The buckle seat 91 includes an opposite front rod 911 and a rear rod 912, an opposite left rod 913 and a right rod 914, for defining a through slot 915;

The latch bolt 92 spans the slot 915 and has a first sliding slot 921 that can engage the left lever and slide back and forth along the left lever 913, a second sliding slot 922 that can engage the right lever and slide back and forth along the right lever 914. The front side of the latching bolt 92 can be matched with the back side of the front rod 911, and the front side of the latching bolt 92 is provided with a plurality of protruding rods 924. The upper and lower portions of the rear side 923 are arranged symmetrically.

One end of the belt body 93 is sequentially passed backwards through the front rod 911, the lower side of the latch bolt 92, and then wound counterclockwise along the rear side 923 of the latch bolt 92 to the bottom end of the rod 924, and then pulled forward by the front rod 911. Out. Therefore, if the user pulls the belt body 93 forward, the rod 924 can engage and fix the belt body 93 to the back side of the front rod 911.

However, the fixing method is limited to the fact that the belt body 93 can only be simply clamped on the back side of the front rod 911, causing the latching bolt 92 and the belt body 93 to change in response to complex stress changes caused by walking or movement. 92. The belt body 93 may be loose when it occurs, so that the belt body 93 may be accidentally loosened.

The present inventors have developed the technical solution of the present invention in view of the insufficiency of the design of the conventional simple buckle structure, which has been meticulously researched and improved, and after years of experience in this industry.

Utility model content

The utility model provides a buckle, which at least comprises:

a buckle seat including a front rod and a rear rod, opposite left and right rods for defining a through-and-out groove; and a latch bolt spanning the slot and having a left rod and a first chute sliding along the left and right rods, a second chute capable of engaging the right rod and sliding back and forth along the right rod, the front side of the latch bolt can cooperate with the back side of the front rod for clamping the passing belt body Forming a first section of the fixing; the bottom end of the front side of the latching bolt is provided with a stopping block, and the top surface of the stopping block can be opposite to the lower corner of the back side of the front pole for clamping the passing belt body to form the first Two sections fixed; the top surface of the stop block is formed opposite to the bottom side of the front rod The clamping groove is used for clamping the passing belt to form a third segment fixing.

The utility model mainly fixes the three sections of the belt body between the rod and the latch bolt before the buckle, so that the accidental looseness of the belt body can be effectively reduced to a minimum, thereby greatly improving the defects of the existing buckle, and A novel technical solution for effectively solving the safety of the buckle.

DRAWINGS

FIG. 1 is a schematic view showing the combination of the existing buckles.

2 is a schematic view showing the implementation of the prior art buckle.

Figure 3 is a schematic cross-sectional view of Figure 2.

4 is an exploded perspective view of one embodiment of the present invention.

Figure 5 is a schematic view showing the combined appearance of an embodiment of the present invention.

Figure 6 is a schematic view of the implementation of the present invention.

Figure 7 is a schematic cross-sectional view of Figure 6.

Figure 8 is an exploded perspective view of a second embodiment of the present invention.

Figure 9 is a schematic view showing the combined appearance of the second embodiment of the present invention.

Figure 10 is a schematic view showing the implementation of the second embodiment of the present invention.

detailed description

A preferred embodiment of the present invention is described below in conjunction with Figures 4-7.

The buckle seat 10 is shown therein, including the opposite front and

rear bars

11 and 12, and the opposite left and

right bars

13 and 14 for defining the through-and-out grooves 15; the rear of the left and

right bars

13 and 14 The top surface of the rim is joined to the rear rod 12 by

slopes

131, 141. That is, the middle portion of the left and right bars is thinner, and the thickness of the trailing edge portion thereof is gradually increased. Upstanding

portions

132, 142 are provided on the outer sides of the top edges of the leading edges of the left and

right bars

13, 13 respectively.

Also shown is a latch 20 that is mounted in the slot 15. The latch bolt 20 is provided with a protruding upper wing portion 21 and a lower wing portion 211 on the left side thereof, and a first sliding groove is formed between the upper wing portion 21 and the lower wing portion 211. The latch bolt 20 is provided with a protruding upper wing portion 22 and a lower wing portion 221 on the right side thereof, and a second chute is formed between the upper wing portion 22 and the lower wing portion 221. The left and right sides of the latch 20 are preferably symmetrically disposed. The

upper wing portions

21 and 22 may have a ladder shape in plan view and may be tapered downward. The first chute between the upper wing portion 21 and the lower wing portion 211 on the left side penetrates the front and rear and can engage the left rod 13 and slide back and forth along the left rod 13 between the right upper wing portion 22 and the lower wing portion 221 The second chute extends through the front and rear and can engage the right rod and slide back and forth along the right rod 14. The front side 24 of the latch 20 is adapted to engage the back side of the front bar 11. At this time, the two

upper wings

21, 22 are located between the two

upright portions

132, 142 to isolate the left and right latches 20 side. The bottom end of the front side 24 of the latching bolt 20 is provided with a stop block 25 protruding forwardly, and the top surface 251 of the stop block 25 can be inclined so that the root of the top surface 251 and the back side of the front rod 11 The lower corners are opposed to each other, and the top surface 251 is opposite to the bottom side of the front rod 11 to form an opening-grooving slot. The upper and lower portions of the rear side 23 of the latching bolt 20 may be disposed with a symmetrical curved surface, and when the rear side 23 engages the rear rod 12, the first chute and the upper wing portion 22 between the upper wing portion 21 and the lower wing portion 211 The second chute between the lower wing portion 221 and the lower wing portion 221 can be positioned on the

respective slopes

131, 141.

A belt body 30 is provided, one end of which is sequentially passed rearwardly through the front rod 11, the lower side of the latching bolt 20, and then wound counterclockwise along the rear side 23 of the latching bolt 20 to the bottom end of the front side 24, and then only under the front rod 11 Pull forward. Therefore, the front side 24 of the latch 20 can be engaged with the back side of the front rod 11 for clamping the passing belt 30 to form a first stage of fixing. The root of the top surface 251 of the stop block 25 and the lower corner of the back side of the front rod 11 form a second section of the strip body 30 that is clamped through. Finally, the clamping groove formed by the top surface 251 of the stopper 25 and the bottom side of the front rod 11 is clamped to pass through the belt body 30 to form a third section. Therefore, the user can fasten the belt body 30 to the back side of the front rod 11 by the three-stage fixing as long as the user pulls the belt body 30 forward.

According to the above structural description, the utility model mainly clamps the belt body 30 between the front rod 11 of the buckle seat 10 and the latch bolt 20 in a three-stage fixing manner, so as to be complicated in walking or moving. When the stress changes, that is, when the belt 30 vibrates relatively up and down or back and forth, the second section of the fixed energy becomes a fulcrum, so that the first section can be adapted to the front and rear vibration of the belt body 30, and the third section can be adapted to the up and down vibration of the belt body. The cassette pin 20 can maintain the belt body 30 in a fixed state in a balanced manner of "warping board", so that the disadvantage that the existing belt body is easy to loosen can be improved, thereby ensuring the safety of use of the buckle and the belt body 30.

Another embodiment of the present invention is further described with reference to Figures 8-10. At least one row of the first tooth block 241 is disposed on the front side 24 of the latching bolt 20, and a second row of tooth blocks 242 is disposed under the first tooth block 241, so that the second tooth block 242 is larger than the first tooth block 241, and The first tooth block 241 and the second tooth block 242 can be engaged with the back side of the front rod 11 for further engaging the belt body 30, so that the belt body 30 and the latch bolt 20 can be integrally coupled to the front rod 11 Back side.

In summary, the overall structure of the present invention can minimize the accidental loosening of the belt body, and is a highly creative concept of the technical concept, which should meet the requirements of the patent application. However, the description above is only a description of the preferred embodiments of the present invention and should not be construed as limiting the scope of the invention. Equivalent changes and modifications made in accordance with the technical solutions of the present invention are still within the scope of the present invention.

Description of the reference numerals

10 buckle seat 11 front pole

12 rear lever 13 left lever

131 beveled 132 erected section

14 right lever 141 bevel

142 upright part 15 through slot

20 掣掣 21, 22 upper wing

211 lower wing 221 lower wing

23 rear side 24 front side

241 first tooth block 242 second tooth block

25 stop block 251 top surface

30 belt body

91 buckle seat 911 front pole

912 rear lever 913 left lever

914 right rod 915 through slot

92 掣 921 first chute

922 second chute 923 rear side

924 rodents

93 belt body

Claims

A buckle comprising:

a buckle seat comprising opposing front and rear bars, opposite left and right bars for defining a through slot extending through the top and bottom;

a latching bolt installed in the through slot and having a first chute capable of engaging the left lever and sliding back and forth along the left lever, a second chute capable of engaging the right lever and sliding back and forth along the right lever, wherein:

The front side of the latching bolt can cooperate with the back side of the front pole to clamp the passing belt body to form a first section of the fixing; the latching bolt has a protruding stop block at the front end of the front side thereof, and the stopping block The top root portion can be opposite to the lower corner of the back side of the front rod for clamping the passing belt body to form a second section fixing; the top surface of the stopping block can be formed opposite to the bottom side of the front rod to form a clamping groove. The third segment is fixed by the belt body that is clamped through.
The buckle according to claim 1, wherein at least one row of first tooth blocks is disposed on the front side of the latching bolt, and a second row of tooth blocks is disposed below the first toothed block, and the second toothed block is larger than The first tooth block and the first tooth block and the second tooth block can cooperate with the back side of the front rod to engage the belt body.
The fastener of claim 1 wherein the top surface of the stop block is slanted such that the top surface of the stop block and the bottom side of the front rod form an open-faced nip.
The buckle according to claim 3, wherein at least one row of first tooth blocks is disposed on the front side of the latching bolt, and a second row of tooth blocks is disposed under the first toothed block, and the second toothed block is larger than the first A tooth block, and the first tooth block and the second tooth block can cooperate with the back side of the front bar to engage the belt body.
The fastener according to claim 1, 2, 3 or 4, wherein one end of the belt body is sequentially passed backwards from the front rod and the lower side of the latching bolt, and then the counterclockwise winding is forwarded along the rear side of the latching bolt. The bottom end is then pulled forward by the underside of the front bar.
A fastener according to claim 1, 2, 3 or 4, wherein the top surface of the trailing edge of the left and right levers is connected to the rear rod by an inclined surface, and when the rear side of the latching bolt engages the rear rod, The first chute and the second chute can be correspondingly positioned on the respective inclined faces.
The buckle according to claim 1, 2, 3 or 4, characterized in that: an upright portion is respectively arranged on the outer side of the top edge of the front edge of the left and right bars, when the front side and the front side of the front When the side is fitted, the upright portion can engage the left and right sides of the latch bolt.
The fastener according to claim 1, 2, 3 or 4, wherein the first chute is formed by an upper and lower wing portion located on the left side of the latch bolt, and the second chute is located at the latching bolt The upper and lower wing portions on the right side are formed.
The buckle according to claim 8, wherein the upper wing portions on the left and right sides of the latch bolt are stepped in a plan view and are gradually expanded downward.
A fastener according to claim 1, 2, 3 or 4, wherein the upper and lower portions of the rear side of the latching bolt are provided in a symmetrical curved surface.