CN217826984U

CN217826984U - Automatic belt buckle

Info

Publication number: CN217826984U
Application number: CN202221950577.5U
Authority: CN
Inventors: 焦前石; 郑常芬
Original assignee: Guangzhou Didun Leather Hardware Co ltd
Current assignee: Guangzhou Didun Leather Hardware Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-11-18
Anticipated expiration: 2032-07-26

Abstract

The utility model provides an automatic buckle of belt relates to the belt clamp field. The automatic belt buckle comprises a front panel, an upper flange, a lower flange, a back plate and a locking structure, wherein the back plate is integrally connected with the upper flange and the lower flange, and the locking structure is arranged between the front panel and the back plate; the upper flange is provided with a first through hole, the lower flange is provided with a second through hole, the locking structure comprises a first end shaft, a second end shaft and a lock tongue, the first end shaft is matched with the first through hole in an inserted manner, and the second end shaft is matched with the second through hole in an inserted manner; the distance between the end part of the first end shaft and the root part of the second end shaft is smaller than the inner wall distance between the upper flange and the lower flange, so that the first end shaft can move into the inner side of the upper flange when the second end shaft is obliquely inserted into the second through hole; the distance between the tip of first end axle and the tip of second end axle is greater than or equal to the outer wall interval between last flange and the lower flange, and the axial length of first end axle is greater than the wall thickness of last flange, and the tip fixed mounting that first end axle passes through first perforation has the handle.

Description

Automatic belt buckle

Technical Field

The utility model relates to a belt clamp technical field especially relates to an automatic knot of belt.

Background

The belt is a common clothing accessory in people's life, and the belt buckle has types such as pin buckle, board buckle and automatic buckle. Wherein, the automatic belt buckle has the advantages of convenient wearing, flexible tightness adjustment and the like, and is widely applied.

At present, an automatic buckle mainly comprises a front panel, a buckle structure and a dental plate, wherein one end of a belt is compressed and fixed by the dental plate, the buckle structure is rotatably installed on the back side of the front panel, a gap is reserved between the buckle structure and the front panel, the belt can move and penetrate into the gap, and the position of a lock tongue of the buckle structure can be adjusted through an operating handle. When the belt is adjusted in an elastic mode, the operating handle drives the lock tongue to be far away from the front panel, and the belt can smoothly move in the gap; when the belt is adjusted in place, the lock tongue of the lock catch structure automatically resets after the handle is loosened, and the lock tongue of the lock catch structure is meshed with the teeth of the belt, so that the purpose of locking the length of the belt is achieved.

Under the general condition, the locking structure utilizes self bull stick to carry out the rotation assembly, and the dorsal part of front panel is provided with flange and lower flange, and the edge of upper flange and lower flange is equipped with the breach, and the bull stick is installed in the breach of upper flange and the breach department of lower flange to adopt screw or elastic pin fixed connection backplate, thereby the limited bull stick only takes place to rotate in the breach.

However, since the upper flange and the lower flange need to be provided with fixing holes, the upper flange and the lower flange are required to have large widths, and correspondingly, the thickness of the whole automatic buckle is large, the back side of the automatic buckle can press the abdomen of a user when the automatic buckle is worn, and the comfort is directly poor if the thickness of the automatic buckle is large; in addition, the locking structure and the back plate are complex in installation mode, and the assembly efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims to provide an automatic knot of belt to it is big to solve the thickness size that whole automation was detained, can directly lead to the travelling comfort poor when dressing, and moreover, the mounting means of locking structure and backplate is complicated, problem that the packaging efficiency is low.

The utility model discloses an automatic technical scheme who detains of belt does:

the automatic belt buckle comprises a front panel, an upper flange, a lower flange, a back plate and a locking structure, wherein the upper flange and the lower flange are fixedly arranged on the back side of the front panel;

the upper flange is provided with a first through hole, the lower flange is provided with a second through hole, the locking structure comprises a first end shaft, a second end shaft and a lock tongue, the lock tongue is fixedly connected between the first end shaft and the second end shaft, the first end shaft is in inserted fit with the first through hole, and the second end shaft is in inserted fit with the second through hole;

the distance between the end part of the first end shaft and the root part of the second end shaft is smaller than the inner wall distance between the upper flange and the lower flange, so that the first end shaft can move into the inner side of the upper flange when the second end shaft is obliquely inserted into the second through hole;

the distance between the tip of first end axle with the tip of second end axle is greater than or equal to go up the flange with outer wall interval between the flange down, the axial length of first end axle is greater than go up the wall thickness of flange, just first end axle pierces through first fenestrate tip fixed mounting has the handle.

Further, the axial length of the second end shaft is greater than or equal to the axial length of the first end shaft.

Furthermore, the end part of the first end shaft penetrating through the first through hole is connected with the handle in a welding mode, or the end part of the first end shaft penetrating through the first through hole is connected with the handle in a threaded mode.

Furthermore, first end axle with the second end axle extends the setting along same axis of rotation, the spring bolt is kept away from one side of axis of rotation and is equipped with the bulge, the bulge is used for cooperating with the tooth locking of belt.

Furthermore, an elastic piece or a magnetic piece is arranged between the back plate and the lock tongue and is used for driving the lock tongue to automatically reset towards a locking state.

Furthermore, a notch is formed in the middle position of the lock tongue corresponding to the rotation axis, a first positioning column and a second positioning column are arranged on the inner side of the notch, and the first positioning column and the second positioning column are arranged in an extending mode along the rotation axis;

the elastic part is a torsion spring, the torsion spring is installed on the first positioning column and the second positioning column, the torsion spring is located between the back plate and the spring bolt, and the spring bolt resets towards a locking state through elastic jacking.

Furthermore, the other side of the lock tongue corresponding to the rotating axis is provided with an avoiding bevel edge, and when the lock tongue is in a locking state, the avoiding bevel edge is in clearance fit with the back plate.

Further, go up the flange and keep away from the locking structure is provided with the extension arm, the flange is kept away from down the locking structure is provided with the extension arm of downwardly extending, go up the extension arm with the equal protrusion of extension arm of downwardly extending in the outside of front panel.

Furthermore, go up the extension arm with fixedly connected with ornamental strip between the extension arm down, the ornamental strip with the front panel is interval distribution.

Has the advantages that: the automatic belt buckle adopts the design form of a front panel, an upper flange, a lower flange, a back plate and a locking structure, the locking structure is arranged between the front panel and the back plate, a first end shaft of the locking structure is inserted into a first through hole of the upper flange, a second end shaft of the locking structure is inserted into a second through hole of the lower flange, and a lock tongue is fixedly connected between the first end shaft and the second end shaft; because the back plate is integrally connected with the upper flange and the lower flange, the problem that two flanges are provided with fixing holes is avoided, the width of the two flanges can be effectively reduced, the thickness of the whole automatic buckle is reduced, screws or elastic pins do not need to be installed, and the installation mode of the back plate is simplified.

Wherein, the distance between the tip of first end axle and the root of second end axle is less than last flange and the inner wall interval between the flange down, can insert the second end axle to one side earlier in the second perforation, and the root butt of second end axle is during the inner wall of flange down, and the tip of first end axle can not take place to interfere with last flange, can be smoothly with the inboard of first end axle immigration last flange to accurately insert first end axle in first perforation.

After the two end shafts are inserted into the corresponding through holes, the locking structure is translated along the direction of the rotation axis, so that the end part of the first end shaft penetrates through the first through hole, and a handle is arranged at the penetrating end; at this moment, spring bolt and handle are located the both sides of last flange, play the spacing effect of axial to can adjust the locking structure and carry out locking or unblock motion, the first end axle of cartridge and second end axle stagger has improved the packaging efficiency that whole automation was buckled.

Drawings

Fig. 1 is a back perspective view of the automatic belt buckle in the embodiment of the automatic belt buckle of the present invention;

fig. 2 is a side perspective view of the automatic belt buckle according to the embodiment of the present invention;

fig. 3 is an exploded perspective view of a locking structure in an embodiment of the automatic buckle of the belt of the present invention.

In the figure: 1. a front panel; 11. decorating strips; 2. an upper flange; 20. a first perforation; 21. an upper extension arm;

3. a lower flange; 30. a second perforation; 31. a lower extension arm; 4. a back plate;

5. a locking structure; 50. a projection; 51. a first end shaft; 52. a second end shaft; 53. a latch bolt; 54. a handle;

55. a first positioning post; 56. a second positioning column; 57. a torsion spring; 58. avoiding the bevel edge.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The utility model discloses a specific embodiment 1 of the automatic belt buckle, as shown in fig. 1 to 3, the automatic belt buckle comprises a front panel 1, an upper flange 2, a lower flange 3, a back panel 4 and a locking structure 5, the upper flange 2 and the lower flange 3 are fixedly arranged on the back side of the front panel 1, the back panel 4 is integrally connected with the upper flange 2 and the lower flange 3, and the locking structure 5 is arranged between the front panel 1 and the back panel 4; first perforation 20 has been seted up to last flange 2, and second perforation 30 has been seted up to lower flange 3, and locking structure 5 includes first end axle 51, second end axle 52 and spring bolt 53, and spring bolt 53 fixed connection is between first end axle 51 and second end axle 52, first end axle 51 and the cooperation of first perforation 20 cartridge, second end axle 52 and the cooperation of second perforation 30 cartridge.

The distance between the end of the first end shaft 51 and the root of the second end shaft 52 is smaller than the inner wall distance between the upper flange 2 and the lower flange 3, so that when the second end shaft 52 is inserted into the second through hole 30 in an inclined manner, the first end shaft 51 can move into the inner side of the upper flange 2; the distance between the end of the first end shaft 51 and the end of the second end shaft 52 is greater than or equal to the outer wall distance between the upper flange 2 and the lower flange 3, the axial length of the first end shaft 51 is greater than the wall thickness of the upper flange 2, and the end of the first end shaft 51 penetrating through the first through hole 20 is fixedly provided with a handle 54.

The automatic belt buckle adopts the design form of a front panel 1, an upper flange 2, a lower flange 3, a back panel 4 and a locking structure 5, wherein the locking structure 5 is arranged between the front panel 1 and the back panel 4, a first end shaft 51 of the locking structure 5 is inserted into a first through hole 20 of the upper flange 2, a second end shaft 52 of the locking structure 5 is inserted into a second through hole 30 of the lower flange 3, and a bolt 53 is fixedly connected between the first end shaft 51 and the second end shaft 52; because backplate 4 links to each other with

last flange

2, 3 integral types of lower flange, has saved two flanges and has seted up the fixed orifices, can effectively reduce the width of two flanges to compress the thickness size of whole automatic knot, need not installation screw or elastic pin, simplified backplate 4's mounting means.

The distance between the end of the first end shaft 51 and the root of the second end shaft 52 is smaller than the distance between the inner walls of the upper flange 2 and the lower flange 3, the second end shaft 52 can be inserted into the second through hole 30 in an inclined manner, and when the root of the second end shaft 52 abuts against the inner wall of the lower flange 3, the end of the first end shaft 51 does not interfere with the upper flange 2, the first end shaft 51 can be smoothly moved into the inner side of the upper flange 2, and therefore the first end shaft 51 can be accurately inserted into the first through hole 20.

After the two end shafts are inserted into the corresponding through holes, the locking structure 5 is translated along the direction of the rotation axis, so that the end part of the first end shaft 51 penetrates through the first through hole 20, and a handle 54 is arranged at the penetrating end; at this moment, the bolt 53 and the handle 54 are located on two sides of the upper flange 2 to play an axial limiting role, so that the locking structure 5 can be adjusted to be locked or unlocked, the first end shaft 51 and the second end shaft 52 are inserted in a staggered manner, and the assembly efficiency of the whole automatic buckle is improved.

In the embodiment, the axial length of the second end shaft 52 is greater than or equal to the axial length of the first end shaft 51, so that the second end shaft 52 is prevented from being pulled out of the second through hole 30 when the end of the first end shaft 52 passes through the first through hole 20, and the reliability of the insertion of the two end shafts is ensured. The end of the first end shaft 51 extending through the first through hole 20 is welded to a handle 54. In other embodiments, in order to meet different assembly requirements, the connection mode of the first end shaft and the handle can be adaptively adjusted, for example: the first end shaft penetrates through the end part of the first through hole to be in threaded connection with the handle, so that the fixed connection operation is more convenient.

Wherein, first end axle 51 and second end axle 52 extend along same axis of rotation and set up, and the one side that axis of rotation was kept away from to spring bolt 53 is equipped with bulge 50, and bulge 50 is used for cooperating with the tooth locking of belt. An elastic piece or a magnetic piece is arranged between the back plate 4 and the bolt 53, the elastic piece or the magnetic piece is used for driving the bolt 53 to automatically reset towards a locking state, and the aim of driving the bolt 53 to automatically reset and lock is achieved through the elastic piece or the magnetic piece.

Specifically, a notch is formed in the middle position of the lock tongue 53 corresponding to the rotation axis, a first positioning column 55 and a second positioning column 56 are arranged on the inner side of the notch, and the first positioning column 55 and the second positioning column 56 are arranged in an extending manner along the rotation axis; the elastic member is a torsion spring 57, the torsion spring 27 is installed on the first positioning column 55 and the second positioning column 56, and the torsion spring 57 is located between the back plate 4 and the latch 53 to elastically press the latch 53 to return to the locked state. Moreover, the other side of the lock tongue 53 corresponding to the rotation axis is provided with an avoiding bevel edge 58, when the lock tongue 53 is in a locking state, the avoiding bevel edge 58 is in clearance fit with the back plate 4, the requirement that the lock tongue 53 rotates at a large angle is met, and the lock tongue 53 is reliably locked and matched with a belt.

In addition, the upper flange 2 is far away from the locking structure 5 and is provided with an upper extension arm 21, the lower flange 3 is far away from the locking structure 5 and is provided with a lower extension arm 31, and the upper extension arm 21 and the lower extension arm 31 protrude out of the front panel 1. In addition, the decoration strips 11 are fixedly connected between the upper extension arm 21 and the lower extension arm 31, the decoration strips 11 and the front panel 1 are distributed at intervals, and the combination design of the decoration strips 11 and the front panel 1 enriches the front design style of the automatic buckle, and meets the product requirements of different users.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. An automatic belt buckle is characterized by comprising a front panel, an upper flange, a lower flange, a back plate and a locking structure, wherein the upper flange and the lower flange are fixedly arranged on the back side of the front panel;

2. The automated buckle as in claim 1, wherein said second end shaft has an axial length greater than or equal to an axial length of said first end shaft.

3. The automatic buckle as claimed in claim 1, wherein the end of said first end shaft extending through said first through hole is welded to said handle, or the end of said first end shaft extending through said first through hole is screwed to said handle.

4. The automatic buckle as claimed in claim 1, wherein said first end shaft and said second end shaft extend along a same rotation axis, and a protrusion is provided on a side of said latch tongue away from the rotation axis, said protrusion being adapted to engage with teeth of a belt.

5. The automatic belt buckle as claimed in claim 1, wherein an elastic or magnetic member is installed between the back plate and the latch bolt, and the elastic or magnetic member is used to drive the latch bolt to automatically return to the locked state.

6. The automatic belt buckle as claimed in claim 5, wherein a notch is formed in the middle of the lock tongue corresponding to the rotation axis, a first positioning column and a second positioning column are arranged inside the notch, and the first positioning column and the second positioning column extend along the rotation axis;

the elastic piece is a torsion spring which is arranged on the first positioning column and the second positioning column, and the torsion spring is positioned between the back plate and the spring bolt to elastically press the spring bolt to reset towards a locking state.

7. The automatic belt buckle as claimed in claim 6, wherein an avoiding oblique edge is provided on the other side of the locking tongue corresponding to the rotation axis, and the avoiding oblique edge is in clearance fit with the back plate when the locking tongue is in the locked state.

8. The automatic belt buckle as claimed in claim 1, wherein said upper rib is provided with an upper extension arm away from said locking structure, said lower rib is provided with a lower extension arm away from said locking structure, and both said upper extension arm and said lower extension arm protrude from the outer side of said front panel.

9. The automatic belt buckle as claimed in claim 8, wherein a decorative strip is fixedly connected between said upper extension arm and said lower extension arm, and said decorative strip is spaced apart from said front panel.