CN210929131U

CN210929131U - Fastener structure

Info

Publication number: CN210929131U
Application number: CN201921842865.7U
Authority: CN
Inventors: 张政择
Original assignee: Dongguan Cosset Intelligent Technology Co ltd
Current assignee: Zhongshan Weitai Pet Products Co.,Ltd.
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-07-07
Anticipated expiration: 2029-10-29

Abstract

The utility model relates to the technical field of fasteners, and discloses a fastener structure, which comprises a hook-shaped fastener body and a movable bolt, wherein the hook-shaped fastener body comprises a question mark-shaped main body and a blocking section arranged at the upper end of the question mark-shaped main body, a containing cavity is formed between the movable bolt and the question mark-shaped main body, the lower end of the movable bolt is hinged at the lower end of the question mark-shaped main body, a resetting device is arranged between the movable bolt and the question mark-shaped main body, the upper end of the movable bolt is elastically contacted with the upper end of the question mark-shaped main body, namely, the contact point of the movable bolt and the hook-shaped fastener body is positioned at the middle part of the hook-shaped fastener body, so as long as the buckle is sleeved on the blocking section and moves towards the direction of the containing cavity, the buckle can be easily installed on the fastener structure, the leading-in and the installation of the buckle are greatly facilitated, the blocking, therefore, the snap ring can not slide out of the buckle structure, the risk and the probability of the snap ring sliding out are eliminated, and the use is safe.

Description

Fastener structure

Technical Field

The utility model relates to a fastener technical field especially relates to a fastener structure, in particular to connect fastener structure that pet item circled the buckle.

Background

In modern society, domestic pet breeding is very common, and many pet animals such as cats and dogs are used, and when people go out to keep in the pet, a pulling rope for limiting the movement of the pet becomes an indispensable tool in order to prevent the pet from missing or injuring the pet by mistake. The pulling rope is generally connected with a buckle on the pet collar through a buckle, so that the action of the pet is limited. However, in the existing pet leash buckle, the contact point of the movable bolt and the hook-shaped buckle body is too close to the opening of the hook-shaped buckle body, so that the buckle ring on the neck ring is difficult to be led into the buckle, people with poor eyesight, poor sight in the morning and evening, or dogs actively jump, the buckle ring on the neck ring is difficult to be led into the buckle, and the use is inconvenient, especially for old people. Moreover, because the contact point of the movable bolt and the hook-shaped buckle body is too close to the opening of the hook-shaped buckle body, the retaining ring can be separated from the hook-shaped buckle body and surround the movable bolt at certain angles, as shown in fig. 1 and 2, when a pet exerts force, the retaining ring on the collar pushes the movable bolt, and the movable bolt can directly slide out of the buckle, or the retaining ring can push the switch of the movable bolt to slide out of the buckle, so that the risk and probability of sliding out are realized, and the potential safety hazard is caused.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a buckle structure which is convenient and safe to use.

The utility model provides a technical scheme that its technical problem adopted does:

a buckle structure comprises a hook-shaped buckle body and a movable bolt, wherein the hook-shaped buckle body comprises a question mark-shaped main body and a blocking section arranged at the upper end of the question mark-shaped main body, an opening is formed between the lower end of the blocking section and the question mark-shaped main body, the lower end of the movable bolt is hinged to the lower end of the question mark-shaped main body, a resetting device is arranged between the movable bolt and the question mark-shaped main body, the upper end of the movable bolt is in elastic contact with the upper end of the question mark-shaped main body, an accommodating cavity is formed between the movable bolt and the question mark-shaped main body, and the blocking section is located outside the accommodating cavity.

As an improvement of the technical scheme, the upper end of the blocking section is in smooth transition connection with the upper end of the question mark-shaped main body, and the middle of the blocking section is bent towards the direction close to the question mark-shaped main body.

As an improvement of the technical scheme, the lower end of the blocking section is bent towards the direction far away from the question mark-shaped main body.

As an improvement of the technical proposal, the upper end of the movable bolt is bent towards the upper end of the question mark-shaped main body.

As an improvement of the above technical scheme, the movable bolt comprises a bolt body and a limiting block arranged at the upper end of the bolt body, the lower end of the bolt body is hinged to the question mark-shaped main body, the upper end of the bolt body is in elastic contact with the question mark-shaped main body, the limiting block is connected to one side, close to the question mark-shaped main body, of the bolt body, a limiting groove is correspondingly formed in the question mark-shaped main body, and the limiting groove can accommodate the limiting block.

As an improvement of the technical proposal, the side surface of the upper end of the bolt body is provided with a handle.

As an improvement of the technical scheme, a part of the handle protrudes out of a space surrounded by the question mark-shaped main body and the blocking section.

As an improvement of the above technical scheme, a connecting block is arranged at the lower end of the bolt body, a first pin hole is arranged on the connecting block, a second pin hole is correspondingly arranged at the lower end of the question mark-shaped main body, the movable bolt and the question mark-shaped main body are connected in a manner that a pin shaft penetrates through the first pin hole and the second pin hole, and the movable bolt can rotate relative to the pin shaft.

As an improvement of the technical scheme, the reset device is a torsion spring, the torsion spring is sleeved on the pin shaft, one end of the torsion spring is abutted to the movable bolt, and the other end of the torsion spring is abutted to the question mark-shaped main body.

As an improvement of the technical scheme, the lower end of the question mark-shaped main body is provided with a storage groove, and the reset device is arranged in the storage groove.

The beneficial effects of the utility model are that:

the hook-shaped buckle body of the buckle structure comprises a question mark-shaped main body and a blocking section, wherein the upper end of the movable bolt is in elastic contact with the upper end of the question mark-shaped main body, namely, the contact point of the movable bolt and the hook-shaped buckle body is positioned in the middle of the hook-shaped buckle body, and the blocking section is positioned outside an accommodating cavity formed by the movable bolt and the question mark-shaped main body. And the blocking section is positioned outside the accommodating cavity and can block the retaining ring from sliding away from the hook-shaped buckle body, and the blocking buckle cannot surround the movable bolt, so that no matter how much force is applied to the retaining ring, the retaining ring cannot push the movable bolt, the retaining ring cannot slide out of the buckle structure, the risk and the probability of the retaining ring sliding out are eliminated, and the use is safe.

Drawings

The present invention will be further described with reference to the accompanying drawings and specific embodiments, wherein:

FIG. 1 is a schematic view of a buckle of the prior art with the buckle slid out;

FIG. 2 is another schematic view of the buckle shown in the prior art with the buckle slid out;

fig. 3 is a schematic perspective view of an embodiment of the present invention;

fig. 4 is a side view of an embodiment of the invention;

FIG. 5 is a schematic structural view of a hook fastener body according to an embodiment of the present invention;

fig. 6 is a rear view of an embodiment of the invention;

fig. 7 is a schematic sectional view of the section a-a in fig. 6.

Detailed Description

Referring to fig. 3 and 4, the utility model discloses a buckle structure, including hook-shaped knot body 1 and activity bolt 2, hook-shaped knot body 1 is including question mark shape main part 11 and locate the separation section 12 of question mark shape main part 11 upper end, form opening 13 between the lower extreme of separation section 12 and the question mark shape main part 11, the lower extreme of activity bolt 2 articulates the lower extreme at question mark shape main part 11, be equipped with resetting means 3 between activity bolt 2 and the question mark shape main part 11, the upper end elastic contact of activity bolt 2 is in the upper end of question mark shape main part 11, it holds chamber 4 to form between activity bolt 2 and the question mark shape main part 11, separation section 12 is located the outside that holds chamber 4.

Referring to fig. 5 in particular, question mark shaped body 11 and blocking section 12 are of an integral structure, question mark shaped body 11 includes upper bending section 111, middle tilting section 112 and lower vertical section 113, blocking section 12, bending section 111 and tilting section 112 form inclined elongated space 114 therebetween, the vertical length of elongated space is greater than the horizontal width, and opening 13 and accommodating chamber 4 are part of elongated space 114.

Moreover, the upper end of the barrier section 12 is smoothly and transitionally connected with the upper end of the question mark-shaped main body 11, the middle part of the barrier section 12 is bent towards the direction close to the question mark-shaped main body 11, and the lower end of the barrier section 12 is bent towards the direction far away from the question mark-shaped main body 11. In this embodiment, the upper end of the barrier section 12 is smoothly connected to the curved section 111, the middle of the barrier section 12 is curved toward the inclined section 112, and the lower end of the barrier section 12 is curved away from the inclined section 112. Of course, there may be other situations, such as, for example, the middle of barrier section 12 being curved toward vertical section 113 and the lower end of barrier section 12 being curved away from vertical section 113.

Thus, in the direction of the retaining ring being introduced into the receiving cavity 4, the opening 13 is first larger and then smaller, the first larger being for the purpose of facilitating the retaining ring to enter the opening and the second smaller being for the purpose of reducing the probability of the retaining ring coming out of the opening 13 from the receiving cavity 4. Moreover, the lower end of the blocking section 12 is bent in a direction away from the question mark-shaped body 11, so that the hook-shaped buckle body 1 can be prevented from slipping off.

Referring further to fig. 4, the upper end of the movable bolt 2 is bent toward the upper end of the question mark-shaped body 11 to form a locking section 25, one end of the locking section 25 is elastically contacted with the bent section 111, and the locking section 25 and the bent section 111 are perpendicular to each other at the contact point. The movable bolt 2 comprises a bolt body 21 and a limiting block 22 arranged at the upper end of the bolt body 21, the lower end of the bolt body 21 is hinged with the question mark-shaped main body 11, the upper end of the bolt body 21 is a blocking section 25, and the blocking section 25 is designed so that when a retaining ring applies thrust to the movable bolt 2 from the accommodating cavity 4 at the contact position of the movable bolt 2 and the hook-shaped buckle body 1, the direction of the thrust always faces the direction in which the movable bolt 2 is pushed towards the hook-shaped buckle body 1, namely the direction of the thrust faces the direction in which the movable bolt 2 is locked, the retaining ring cannot extrude the movable bolt 2, and the retaining ring can be effectively prevented from disengaging from the buckle structure.

Referring to fig. 6 and 7 again, the stopper 22 is connected to a side of the key body 21 close to the question mark-shaped main body 11, specifically, the stopper 22 is connected to a side of the key body 21 close to the inclined section 112, the inclined section 112 is correspondingly provided with a stopper groove 14, and the stopper groove 14 can accommodate the stopper 22. In this embodiment, the limiting block 22 is an inverted triangle, the upper end surface of the inverted triangle is smoothly and transitionally connected with the bolt body 21, the limiting groove 14 is a cube, and the notch of the limiting groove 14 faces the elongated space 114.

In addition, a handle 23 is provided on the side of the upper end of the plug body 21. A portion of handle 23 protrudes from the space enclosed by question mark shaped body 11 and barrier section 12. The handle 23 and the portion of the bolt 21 with the handle 23 are both bent toward the inclined section 112, so that the handle 23 is more comfortable to press with fingers.

Further, the lower end of the bolt body 21 is provided with a connecting block 24, the connecting block 24 is provided with a first pin hole, the connecting block 24 is in a circular shape, the first pin hole is formed in the center of a circle, the lower end of the question mark-shaped main body 11 is correspondingly provided with a second pin hole 16, the movable bolt 2 and the question mark-shaped main body 11 are connected through the first pin hole and the second pin hole 16 through a pin 5, and the movable bolt 2 can rotate relative to the pin 5.

Specifically, vertical section 113 has been seted up and has been put thing groove 15, and the notch that puts thing groove 15 is towards rectangular shape space 114, puts thing groove 15 and spacing groove 14 intercommunication, and the lower part of connecting block 24 and bolt body 21 all is located and puts thing groove 15, and round pin axle 5 passes and puts thing groove 15, resetting means 3 is the torsional spring, and the torsional spring is located and puts thing groove 15, the torsional spring cover is located on

round pin axle

5, 2 is tied in the activity of the one end butt of torsional spring, the vertical section 113 of other end butt of torsional spring. The restoring force of the torsion spring makes the upper end of the movable bolt 2 rotate towards the blocking section 12 to seal the accommodating cavity 4, and the lower part of the bolt body 21 blocks the notch of the storage groove 15. The lower side surface of the storage groove 15 is an inclined surface 151, the inclined surface 151 and the groove bottom of the storage groove 15 form an obtuse angle, and liquid or small foreign matters falling into the storage groove 15 from the limiting groove 14 can fall from the lower end of the inclined surface 151 after the handle 23 is pressed to the inclined section 112. The lower side of the plug 21 is correspondingly inclined.

In addition, the outer side of the lower end of the question mark-shaped body 11, that is, the outer side of the vertical section 113, is provided with an anti-slip pattern 19, and the anti-slip pattern 19 is a plurality of vertical protrusions. The lower end of the hook-shaped buckle body 1 is movably connected with an annular body 6, specifically, the lower end face of the hook-shaped buckle body 1 is provided with a cylinder 17, the lower end face of the cylinder is provided with a limiting column 18, the annular body 6 is provided with a cylindrical hole, the cylinder 17 is arranged in the cylindrical hole in a penetrating mode, and the diameter of the cylindrical hole is smaller than that of the limiting column 18.

The above description is only a preferred embodiment of the present invention, but the present invention is not limited to the above embodiments, and the technical effects of the present invention should be all included in the protection scope of the present invention as long as the technical effects are achieved by any of the same or similar means.

Claims

1. A buckle structure comprises a hook-shaped buckle body (1) and a movable bolt (2), and is characterized in that: hook-shaped knot body (1) is including asking for the mark shape main part (11) and locate separation section (12) of asking for the mark shape main part (11) upper end, form opening (13) between the lower extreme of separation section (12) and asking for the mark shape main part (11), the lower extreme of activity bolt (2) articulates the lower extreme in asking for the mark shape main part (11), be equipped with resetting means (3) between activity bolt (2) and asking for the mark shape main part (11), the upper end elastic contact of activity bolt (2) is in the upper end of asking for the mark shape main part (11), it holds chamber (4) to form between activity bolt (2) and asking for the mark shape main part (11), separation section (12) are located the outside that holds chamber (4).

2. The buckle structure of claim 1, wherein: the upper end of the blocking section (12) is in smooth transition connection with the upper end of the question mark-shaped main body (11), and the middle of the blocking section (12) is bent towards the direction close to the question mark-shaped main body (11).

3. A fastener structure according to claim 2, wherein: the lower end of the barrier section (12) is bent in the direction away from the question mark-shaped main body (11).

4. A fastener construction according to any one of claims 1 to 3, wherein: the upper end of the movable bolt (2) is bent towards the upper end of the question mark-shaped main body (11).

5. The buckle structure of claim 4, wherein: the movable bolt (2) comprises a bolt body (21) and a limiting block (22) arranged at the upper end of the bolt body (21), the lower end of the bolt body (21) is hinged to a question mark-shaped main body (11), the upper end of the bolt body (21) is in elastic contact with the question mark-shaped main body (11), the limiting block (22) is connected to one side, close to the question mark-shaped main body (11), of the bolt body (21), a limiting groove (14) is correspondingly formed in the question mark-shaped main body (11), and the limiting block (22) can be accommodated in the limiting groove (14).

6. The buckle structure of claim 5, wherein: the side surface of the upper end of the bolt body (21) is provided with a handle (23).

7. The buckle structure of claim 6, wherein: a part of the handle (23) protrudes out of the space surrounded by the question mark-shaped main body (11) and the blocking section (12).

8. The buckle structure of claim 5, wherein: the lower extreme of tie body (21) is equipped with connecting block (24), be equipped with first pinhole on connecting block (24), the lower extreme of question mark shape main part (11) corresponds is equipped with second pinhole (16), activity bolt (2) and question mark shape main part (11) are connected through the mode that round pin axle (5) passed first pinhole and second pinhole (16), activity bolt (2) can rotate for round pin axle (5).

9. The buckle structure of claim 8, wherein: resetting means (3) are the torsional spring, the torsional spring cover is located on round pin axle (5), one end butt activity bolt (2) of torsional spring, the other end butt question mark shape main part (11) of torsional spring.

10. A fastener structure according to claim 8 or 9, wherein: the lower end of the question mark-shaped main body (11) is provided with a storage groove (15), and the resetting device (3) is arranged in the storage groove (15).