TWM520287U - Buckle - Google Patents

Description

Buckle

The present invention relates to a buckle, and more particularly to a fastener for joining a belt.

The buckle is a very common tool in life. It is widely used in backpacks, protective gear, clothes or belts, etc. It can quickly and conveniently combine or separate the two ends of the belt or two belts. Specifically, taking the two-belt as an example, the buckle usually includes a socket and a plug, which are respectively mounted on the two belt bodies, the socket has two buckle holes, and the plug has two buckle portions, and the plug system can be The plugging portion is detachably inserted into the socket, so that the latching portion can be respectively hooked to the latching hole to fix the plug in the socket. Therefore, the straps can be easily combined or separated by the setting of the clips.

Further, the operation mode of the above-mentioned buckle will be explained. When the user wants to unlock the buckle, the user needs to grasp the plug with one hand, and then press the buckles on both sides of the buckle with the two fingers of the other hand. The buckle portion is pressed toward the inside of the socket until the buckle portion is separated from the buckle hole. At this time, the plug can be pulled out from the socket by the force of the hand grasping the plug. However, such a design has a number of disadvantages. For example, the user needs to press the buckle portion with one hand to unfasten the plug and the socket, and then pull the plug from the socket with the other hand, that is, use At least the above-mentioned tripping action can be completed in the case where both hands are emptied, and it is not convenient to use. In addition, during the process in which the user presses the buckle portion toward the inside of the socket, the finger is often pinched by the gap between the buckle portion and the buckle hole. In addition, for a user such as an elderly person or a young child whose finger is less energetic or less flexible, it is more difficult to perform a delicate action of clamping the buckle portion with the finger to press the buckle portion toward the inside of the socket. Difficulties in unlocking.

The present invention provides a buckle for solving the inconvenience of the conventional buckle.

The buckle disclosed in the present invention comprises a socket and a plug. The socket has one slot and two snap holes that are connected to each other. The two engaging holes are opposed to each other. The slot is located on one side of the socket adjacent to the two snap holes. The plug is detachably inserted into the socket of the socket. The plug includes a portion, a second buckle portion and a tilting member. The two latching portions are disposed on the seat portion opposite to each other. The swaying member is connected between the two buckle portions. Each buckle portion includes a block and a spring arm. The two blocks of the two latching portions are respectively connected to the seat portion via the two elastic arms. The two latching blocks of the two latching portions are detachably fastened to the two engaging holes of the socket respectively. When the swaying member moves relative to the seat portion, the two blocks are interlocked by the swaying members to be close to each other, so that the two blocks are disengaged from the two engaging holes of the socket.

In the buckle disclosed in the present invention, the user can only pull the two latching portions of the plug out of the engaging hole of the socket by pulling the tilting member to pull the plug out of the socket, so that the user only needs to use With one hand, even a single finger can complete the unbuttoning action, which is convenient and fast to use.

In addition, since the direction in which the swaying member is pulled is substantially the same as the direction in which the plug is pulled out, the action of unscrewing and tripping can be performed continuously and in one go. In addition, the user can unlock the buckle by, for example, assisting the arm or the body to achieve a labor-saving effect, and is suitable for users such as elderly people or young children whose fingers are less energetic or less flexible.

Moreover, since the buckle is unfastened by the swaying member, the conventional problem that the finger is pinched by the engaging hole when the user presses the buckle portion can be avoided.

The above description of the disclosure and the following description of the embodiments are intended to illustrate and explain the spirit and principles of the present invention, and to provide further explanation of the scope of the patent application of the present invention.

The detailed features and advantages of the present invention are described in detail in the following detailed description of the embodiments of the present invention. Any related art and related art can easily understand the related purposes and advantages of the present invention. The following examples are intended to describe the present invention in further detail, but do not limit the scope of the present invention in any way.

Please refer to FIG. 1 , which is a perspective view of a buckle according to a first embodiment of the present invention. As shown, the present invention proposes a buckle 1a, for example, a fastener that can detachably couple the two belts 90.

Next, the detailed structure of the buckle 1a will be further described below. 2 to 3, FIG. 2 is an exploded view of FIG. 1 according to the present invention, and FIG. 3 is a top view of the plug and socket of FIG. 2 according to the present invention.

The buckle 1a includes a socket 10, a plug 20 and two covers 30. It should be stated first that, for the purpose of simplifying the drawing, the cover body 30 and the belt body 90 will be omitted in FIG. 3, and the socket 10 is shown in a sectional view.

The socket 10 has two engaging holes 10a1, a first mounting hole 10a2 and a slot 11. The two engaging holes 10a1 are opposed to each other. The first mounting hole 10a2 is formed on one side of the socket 10 for mounting the belt body 90. The slot 11 is located on the socket 10 adjacent to the two engaging holes 10a1 and opposite to the first mounting hole 10a2, and the slot 11 is connected to the two engaging holes 10a1.

The plug 20 is detachably inserted into the slot 11 of the socket 10. Specifically, the plug 20 includes a portion 210, two latch portions 230, a tilting member 250, and two bridge portions 270.

The seat portion 210 has a second mounting hole 20a for mounting the belt body 90.

The two latching portions 230 are disposed on the seat portion 210 opposite to each other. More specifically, each of the latching portions 230 includes a latching block 233 and a resilient arm 231. The two blocks 233 of each of the two latching portions 230 are connected to the seat portion 210 via the two elastic arms 231, respectively. The two blocks 233 are detachably fastened into the two engaging holes 10a1 of the socket 10. In addition, in the embodiment, the two card blocks 233 are separated by a distance d1. The distance d1 described herein refers to the horizontal connection distance of the boundary between the elastic arm 231 and the block 233 in each of the fastening portions 230 as seen from the perspective of FIG.

The swaying member 250 is a closed annular structure, but the overall shape may be, but not limited to, a circle, an ellipse, a square, or the like, or other open structure, and is not intended to limit the present invention. The flap 250 has a consistent aperture 250a1 that is at least large enough for a finger to be inserted. In this embodiment, the swaying member 250 is connected to the two shackles 230 via the two bridges 270, but the present invention is not limited thereto. For example, in other embodiments, the swaying member 250 can be A single structure (not shown), such as a cloth, is coupled between the two snap portions 230.

Each of the bridges 270 includes a first sub-bridge 271 and a second sub-bridge 273 that are connected to each other. The latching member 250 is connected to the latching block 233 of one of the latching portions 230 via the first sub-bridging portion 271 and the second sub-bridging portion 273 of the one of the bridging portions 270, but the present invention is not limited thereto, for example, In other embodiments, the swinging member 250 can be connected to the elastic arm 231 of one of the latching portions 230 via the first sub-bridging portion 271 and the second sub-bridging portion 273 of one of the bridging portions 270. Further, in this embodiment, an extension line D1 of the first sub-bridge portion 271 of each of the bridge portions 270 and an extension line D2 of the second sub-bridge portion 273 have an angle θ1 between 90 degrees and Between 180 degrees.

In addition, in the embodiment, the plug 20 is an integrally formed structure, and it can be said that the seat portion 210, the two latching portions 230, the tilting member 250 and the second bridging portion 270 are integrally formed with each other, but are not used to limit This new type.

The two cover bodies 30 are detachably disposed on opposite sides of the plug 20, and it can be said that the plug 20 is clamped between the two covers 30. In this embodiment, each cover 30 has a guiding slot 31 for the movable member 250 of the plug 20 to be movably respectively located in the two guiding slots 31 of the two cover bodies 30, thereby being used as the subsequent tilting member 250. The force pulls the track to prevent the mover 250 from pulling in an unintended direction.

Next, the operation mode of the buckle 1a will be further explained. 4 to 5, FIG. 4 is a schematic view showing the use of the buckle according to the first embodiment of the present invention, and FIG. 5 is a top view of the plug and the socket of FIG. 4 according to the present invention. However, it should be stated first that, for the purpose of simplifying the drawing, the finger, the cover 30 and the belt 90 are omitted in FIG. 5, and the socket 10 is shown in a sectional view.

First, as shown in FIG. 4, the user can insert a finger into the through hole 250a1 of the tilting member 250, and pull the tilting member 250 along a pulling direction A to move the tilting member 250 relative to the seat 210. .

Then, it can be clearly seen from FIG. 5 that when the swinging member 250 is forced to move relative to the seat portion 210 in the pulling direction A, the tilting member 250 can respectively engage the two latching portions 230 via the second bridge portion 270. The two latching blocks 233, in this case, the two elastic arms 231 of the two latching portions 230 are bent by the two latching blocks 233, so that the two latching blocks 233 can be close to each other and separated from the engaging holes 10a1 of the sockets 10, respectively. To release the latching state between the plug 20 and the socket 10, the plug 20 can be disengaged from the socket 10 in an extraction direction B.

Therefore, the user can complete the unbuttoning action by pulling the swaying member 250 with one finger, and the unlocking can be easily performed for the user who is younger or less flexible. Moreover, in the embodiment, the user pulls the swaying member 250, and the plug 20 can be unfastened to the socket 10 in a direction away from the socket 10. Therefore, the user can assist with the arm or the body. Pull out the plug 20 to achieve a labor-saving effect.

In addition, in comparison with FIG. 3 and FIG. 5, the angle between the first sub-bridge portion 271 and the second sub-bridge portion 273 increases from the angle θ1 to θ2 during the pulling of the damper 250 by the user, and the two blocks are added. The distance between 233 becomes smaller than the distance d2 from the distance d1. Similarly, the distance d2 described here refers to the boundary between the elastic arm 231 and the block 233 in each of the fastening portions 230 as seen from the perspective of FIG. The horizontal connection distance.

In addition, reference can be made to the following list 1 for further cooperation, which is an example of the implementation of the first embodiment. It should be noted that the practical examples in the following Table 1 are tested based on the same displacement amount of the damper 250.

<TABLE border="1" borderColor="#000000" width="_0001"><TBODY><tr><td> Table 1, first embodiment </td></tr><tr><td> angle (θ1) </td><td> Angle (θ2) </td><td> Distance (d1) </td><td> Distance (d2) </td><td> Block displacement (d1 -d2)/2) </td></tr><tr><td> 135 degrees</td><td> 140 degrees</td><td> 29.30 mm</td><td> 22.1 PCT </td><td> 3.6 mm</td></tr><tr><td> 140 degrees</td><td> 150.3 degrees</td><td> 29.30 mm</td> <td> 21.4 mm</td><td> 3.95 mm</td></tr><tr><td> 145 degrees</td><td> 155.5 degrees</td><td> 29.30 PCT </td><td> 20.4 mm </td><td> 4.45 mm </td></tr><tr><td> 150 degrees</td><td> 160 degrees</td> <td> 29.30 mm</td><td> 19.3 mm</td><td> 5 mm</td></tr><tr><td> 155 degrees</td><td> 162.8 Degree</td><td> 29.30 mm</td><td> 23.75 mm</td><td> 5.38 mm</td></tr></TBODY></TABLE>

As can be seen from Table 1, if the angle of the angle θ1 between the first sub-bridge portion 271 and the second sub-bridge portion 273 is larger, the displacement amount of the block 233 is larger.

Of course, it can be understood that although the embodiment is used to pull the swaying member 250 to complete the unfastening action, it is not limited thereto. In fact, the user can unbutton according to the usage habit and the demand selection. For example, the user can also directly press the card block 233 of the buckle portion 230 to press the card block 233 inwardly out of the engagement. The way of the hole 10a1 is unbuttoned.

It can be understood that although the operation of the swaying member 250 of the present embodiment is as above, it is not limited thereto, as long as the two latching portions 230 can be interlocked to separate the two latching blocks 233 from the engaging hole 10a1. , all belong to the scope of this new type. For example, in other embodiments, the buckle 1a further includes a pressing member (not shown), which is operated by the user to press the pressing member in a direction substantially perpendicular to the pulling direction A to interlock the two buckles. The second block 233 of the portion 230 is separated from the engaging hole 10a1.

In addition, referring to FIG. 2, the socket 10 further has two first guiding structures 13, and each of the covers 30 further has a second guiding structure 33. The first guiding structures 13 are located opposite to each other in the slot 11 of the socket 10, and the second guiding structure 33 is located on the side of the cover 30 facing away from the other cover 30, and corresponds to the socket 10. The first guiding structure 13. In this embodiment, the first guiding structure 13 is a protrusion, and the second guiding structure 33 is a groove, so that the first guiding structure 13 is movably located in the second guiding structure 33, which is helpful. The alignment of the plug 20 when it is inserted into the socket 10. However, the present invention is not limited to the shape of the first guiding structure 13 and the second guiding structure 33. For example, in other embodiments, the first guiding structure 13 may be a groove, and the second guiding structure 33 may be For the bumps.

In addition, the above-mentioned cover 30 is optional, and is not intended to limit the present invention. The user can set or increase or decrease the number of the cover 30 as needed. For example, in other embodiments, the clips may omit the cover 30, or the number of the covers 30 in the clips may be one and disposed on one side of the plug 20. Therefore, it can be understood that the first guiding structure 13 on the socket 10 and the second guiding structure 33 on the cover 30 are also optional, for example, in the case of the foregoing embodiment omitting the cover 30, the buckle The first guiding structure 13 and the second guiding structure 33 may be omitted in the tool. Of course, in the embodiment in which the cover 30 is disposed in the buckle, the user can also increase or decrease the number of the first guiding structure 13 of the socket 10 and the second guiding structure 33 of the cover 30 according to requirements, for example, other In the embodiment, the number of the first guiding structures 13 on one side of the socket 11 in the socket 10 and the number of the second guiding structures 33 on each of the covers 30 are both two or more.

Furthermore, the present invention is not limited to the position where the second mounting hole 20a is provided. For example, in another embodiment in which the cover 30 is provided on the clip, the second mounting hole 20a may be formed on one of the covers 30. .

Then, in the foregoing embodiment, the plug 20 is an integrally formed structure, but the present invention is not limited thereto. For example, please refer to FIG. 6 , which is a plug according to the second embodiment of the present invention. view. As shown in FIG. 6 , the second sub-bridges 273 of the two bridges 270 are respectively detachably pivoted on the two latches 233 of the two latching portions 230 .

Then, in the foregoing embodiment, the swaying member 250 is a closed annular structure, but the present invention is not limited thereto. For example, please refer to FIGS. 7A-7B and 8, and FIG. 7A is a 3 is a top view of the plug shown in the embodiment, FIG. 7B is a top view of the plug of the plug in FIG. 7A according to the present invention, and FIG. 8 is a fourth embodiment according to the present invention. A top view of the plug shown. As shown in FIG. 7A, the swinging member 250 of the plug 20 is a non-closed annular structure having two movable ends 251 and an opening 250a2 between the movable ends 251. The movable ends 251 are respectively connected to the second bridges 270. The second sub-bridge 271. Similar to the foregoing first embodiment, when the tilting member 250 is not moved relative to the seat portion 210, the distance between the two blocks 233 is a distance d1, and the extension line D1 of the first sub-bridge portion 271 of each of the bridge portions 270 An angle θ1 between the extension line D2 of the second sub-bridge 273 is between 90 degrees and 180 degrees. As shown in FIG. 7B, when the user pulls the swaying member 250 in the pulling direction A, the movable ends 251 of the damper member 250 are brought closer to each other, so that the distance between the two blocks 233 is reduced by the distance d1 of FIG. 7A. For distance d2. Moreover, compared with the foregoing first embodiment, since the swaying member 250 of the embodiment is a non-closed annular structure, an elastic deformation occurs when the force is applied, thereby increasing the pulling force when the swaying member 250 is pulled. The bridges 270 are close to each other in space to save labor. For example, referring to the following Table 2, the results of the tensile test of the damper 250 are performed at the same angle for the first embodiment and the third embodiment, for example, in different implementation examples where θ1 is 155 degrees.

<TABLE border="1" borderColor="#000000" width="_0002"><TBODY><tr><td> Table 2, comparison table of tensile tests of the first embodiment and the third embodiment </td>< /tr><tr><td> Examples of implementations of the first embodiment</td><td> Examples of implementations of the third embodiment</td></tr><tr><td> Θ1=155 degrees) </td><td> Pull value </td><td> Angle (θ1=155 degrees) </td><td> Pull value </td></tr><tr><td > Sample 1 </td><td> 2.1 kg</td><td> Sample 1 </td><td> 0.7 kg</td></tr><tr><td> Sample 2</td> <td> 2 kg</td><td> Sample 2</td><td> 0.7 kg</td></tr><tr><td> Sample 3</td><td> 2.2 kg</ Td><td> sample three</td><td> 0.8 kg</td></tr><tr><td> sample four</td><td> 2.1 kg</td><td> sample four </td><td> 0.9 kg</td></tr><tr><td> Sample 5</td><td> 1.9 kg</td><td> Sample 5</td><td> 0.9 kg</td></tr></TBODY></TABLE>

It can be seen from Table 2 that since the swinging member 250 is a non-closed annular structure in the third embodiment, it has a labor-saving effect, and the user can perform the unfastening action more easily than the first embodiment.

In addition, although each bridge portion 270 of the embodiment is subdivided into the first sub-bridge portion 271 and the second sub-bridge portion 273, the present invention is not limited thereto. As shown in FIG. 8, each bridge portion 270 may not include the foregoing. The first sub-bridging portion 271 or the second sub-bridging portion 273 is a structure that is not bent, and is directly connected between the buckle portion 230 and the movable end 251 of the open-type damper 250.

Then, in the foregoing embodiment, the swinging member 250 is directly connected to the two latching portions 230 via the second bridge portion 270, but the present invention is not limited thereto. For example, please refer to FIG. 9A, FIG. 9B, FIG. 10, and FIG. 11 and FIG. 12, FIG. 9A is a top view of the plug according to the fifth embodiment of the present invention, and FIG. 9B is a top view of the tilting of the plug of the plug of FIG. 9A according to the present invention with respect to the seat. Figure 11 is a top view of the plug according to the sixth embodiment of the present invention, Figure 12 is a top view of the plug according to the seventh embodiment of the present invention, and Figure 13 is based on the present invention. A top view of the plug shown in the eighth embodiment of the new type.

As shown in FIG. 9A, the plug 20 further includes an extending portion 290. The tilting member 250 is connected to the second bridge portion 270 via the extending portion 290. The second bridge portion 270 and the extending portion 290 substantially form a Y-shaped structure, more specifically Each of the bridge portions 270 has an extension line D3, and the two extension lines D3 of the second bridge portion 270 have an angle θ3 between 30 degrees and 170 degrees, similar to the foregoing embodiment, the two card blocks 233 The distance between them is the distance d1. Next, as shown in FIG. 9B, when the two bridge portions 270 are interlocked by using the pull actuator 250, the angle between the two bridge portions 270 is reduced from the angle θ3 to the angle θ4, and the distance between the two blocks 233. It becomes smaller from the distance d1 to a distance d2.

For example, referring to the following Table 3, it is an example of the implementation of the fifth embodiment. It should be noted that the implementation examples in Table 3 below are tested based on the same displacement of the damper 250.         <TABLE border="1" borderColor="#000000" width="_0003"><TBODY><tr><td> Table 3, Fifth Embodiment </td></tr><tr><td> Angle (θ3) </td><td> distance (d1) </td><td> distance (d2) </td><td> block displacement ((d1-d2)/2) </td>< /tr><tr><td> 90 degrees</td><td> 29.30 mm</td><td> 23.75 mm</td><td> 2.76 mm</td></tr>< Tr><td> 80 degrees</td><td> 29.30 mm</td><td> 23.10 mm</td><td> 3.09 mm</td></tr><tr><td > 70 degrees</td><td> 29.30 mm</td><td> 22.50 mm</td><td> 3.38 mm</td></tr><tr><td> 60 degrees< /td><td> 29.30 mm</td><td> 22.35 mm</td><td> 3.47 mm</td></tr><tr><td> 50 degrees</td>< Td> 29.30 mm</td><td> 21.70 mm</td><td> 3.78 mm</td></tr></TBODY></TABLE>

As can be seen from Table 3, if the angle between the two bridge portions 270 is smaller, the displacement amount of the interlockable block 233 is larger.

Alternatively, as shown in FIG. 10, the two bridge portions 270 of the plug 20 are connected to form a continuous curved surface 270s. In the embodiment of FIG. 9A, FIG. 9B and FIG. 10, the extending portion 290, the tilting member 250 and the second bridging portion 270 are integrally formed, but the present invention is not limited thereto. For example, as shown in FIG. 11, the extension portion 290 is detachably pivotally mounted to the tilting member 250. Alternatively, as shown in FIG. 12, the extension portion 290 is made of a material different from the damper member 250 and the bridge portion 270. For example, the material of the extension portion 290 may be, but is not limited to, a cloth, a soft plastic or a wire.

Then, in the foregoing embodiment, the swinging member 250, the latching portion 230, and the bridging portion 270 are all located on the same side of the seat portion 210, but the present invention is not limited thereto. For example, please refer to FIG. 13, which is a top view of the plug according to the ninth embodiment of the present invention. As shown in FIG. 13 , the tilting member 250 is connected to the second bridge portion 270 via the extending portion 290 , and the tilting member 250 and the second bridge portion 270 are respectively located on opposite sides of the seat portion 210 .

In summary, in the buckle provided by the present invention, the user can only pull the latching portion of the plug out of the engaging hole of the socket by pulling the swaying member to pull the plug out of the socket, so that the user only It is necessary to use one hand to complete the unbuttoning action, which is convenient and fast to use.

In addition, since the direction in which the swaying member is pulled is substantially the same as the direction in which the plug is pulled out, the action of unscrewing and tripping can be performed continuously and in one go. In addition, the user can unlock the buckle by, for example, assisting the arm or the body to achieve a labor-saving effect, and is suitable for users such as elderly people or young children whose fingers are less energetic or less flexible.

Moreover, since the buckle is unfastened by the swaying member, the conventional problem that the finger is pinched by the engaging hole when the user presses the buckle portion can be avoided.

Although the present invention has been disclosed above in the foregoing embodiments, it is not intended to limit the present invention. The changes and refinements of the present invention are within the scope of the patent protection of the present invention without departing from the spirit and scope of the present invention. Please refer to the attached patent application for the scope of protection defined by this new model.

1a‧‧‧ buckle
10‧‧‧ socket
10a1‧‧‧ snap hole
10a2‧‧‧First mounting hole
11‧‧‧Slot
13‧‧‧First guiding structure
20‧‧‧ plug
20a‧‧‧Second mounting hole
30‧‧‧ cover
31‧‧‧ Guide slot
33‧‧‧Second guiding structure
90‧‧‧With body
210‧‧‧Site
230‧‧‧Snaps
231‧‧‧Bounce arm
233‧‧‧ card block
250‧‧‧掣动
250a1‧‧‧through hole
250a2‧‧‧ openings
251‧‧‧ active end
270‧‧ ‧Bridge
270s‧‧‧Continuous surface
271‧‧‧The first sub-bridge
273‧‧‧Second sub-bridge
290‧‧‧Extension
A‧‧‧ Pulling direction
B‧‧‧ Pulling out direction
D1, D2, D3‧‧‧ extension line
D1, d2‧‧‧ distance θ1~θ4‧‧‧ angle

1 is a perspective view of a buckle according to a first embodiment of the present invention. Figure 2 is an exploded view of Figure 1 in accordance with the present invention. Figure 3 is a top plan view of the plug and socket of Figure 2 in accordance with the present invention. FIG. 4 is a schematic view showing the use of the buckle according to the first embodiment of the present invention. Figure 5 is a top plan view of the plug and socket of Figure 4 in accordance with the present invention. Figure 6 is a top plan view of the plug illustrated in accordance with a second embodiment of the present invention. Fig. 7A is a top view of the plug according to the third embodiment of the present invention. Figure 7B is a top plan view of the tilting of the plug of the plug of Figure 7A in accordance with the present invention relative to the seat. Figure 8 is a top plan view of the plug according to the fourth embodiment of the present invention. Fig. 9A is a top view of the plug according to the fifth embodiment of the present invention. Figure 9B is a top plan view of the mover of the plug of Figure 9A in accordance with the present invention with respect to the movement of the seat. Figure 10 is a top plan view of the plug according to the sixth embodiment of the present invention. Figure 11 is a top plan view of the plug according to the seventh embodiment of the present invention. Figure 12 is a top plan view of the plug according to the eighth embodiment of the present invention. Figure 13 is a top plan view of the plug according to the ninth embodiment of the present invention.

1a‧‧‧ buckle

90‧‧‧With body

Claims (10)

A buckle includes: a socket having a slot and a second engaging hole connected to each other, the two engaging holes being opposite to each other, and the slot is located on a side of the socket adjacent to the two engaging holes; a plug that is detachably inserted into the slot of the socket, the plug includes a base portion, two latching portions, and a tilting member, and the two latching portions are disposed opposite to each other on the seat portion, and the tilting And the two latching portions are respectively connected to the seat portion via the two elastic arms, wherein the two latching portions are respectively connected to the seat portion. The two latching blocks of the latching portion are detachably fastened to the two engaging holes of the socket respectively, and when the tilting member moves relative to the seat portion, the two latching blocks are interlocked by the tilting member and close to each other The two card blocks are separated from the two engaging holes of the socket. The fastener of claim 1, wherein the plug further comprises a second bridge portion, wherein the swinging member is respectively connected to the two latching portions via the two bridge portions, and each of the bridge portions has an extension line, the two The two extension lines of the bridge have an included angle between 30 degrees and 170 degrees. The fastener of claim 2, wherein the two bridges of the plug are connected to form a continuous curved surface. The fastener of claim 2, wherein the sling of the plug has two movable ends and an opening between the two movable ends, and the two movable ends are respectively connected to the two bridges. The fastener of claim 2, wherein the plug further comprises an extension portion, the sliding member is connected to the second bridge portion via the extension portion, and the swaying member and the second shackle portion are respectively located at the seat portion Opposite sides. The buckle of claim 1, wherein the plug further comprises two bridge portions, each of the bridge portions comprising a first sub-bridge portion and a second sub-bridge portion connected to each other, wherein the buckle portion is And connecting the second sub-bridge and the first sub-bridge to the one of the bridges, and one of the first sub-bridges of each of the bridges is connected to the second sub-bridge One of the extension lines has an included angle between 90 degrees and 180 degrees. The fastener of claim 6, wherein the cock of the plug has two movable ends and an opening between the two movable ends, and the two movable ends are respectively connected to the two first sub-bridges. The fastener of claim 6, wherein the two second bridge portions of the two bridge portions are respectively pivotally connected to the two buckle portions. The fastener of claim 8, wherein the two first sub-bridges of the two bridges are pivotally connected to the swaying member. The buckle of claim 1, further comprising at least one cover detachably disposed on one side of the plug, the at least one cover having a guide slot, the tilting member of the plug being movably located In the guide groove.