TWI784619B - seat belt buckle - Google Patents

Abstract

A safety belt buckle, comprising a female buckle and a male buckle, the female buckle includes a main base body, a press buckle and an elastic button, wherein the press buckle and the elastic button are arranged on the main base body An accommodating space and pivotally connected to one end of the main base body, the buckle member includes a bearing part, and a buckle part with a slanted insert and a slanted pressing piece, the elastic button includes a main button, A shaft and a spring. The main button includes a buckle part and a toggle part away from the end of the buckle part. A buffer space is formed between the bottom end of the buckle part and the end of the bearing part. The male buckle has a buckle groove that is fastened with the oblique insert and the oblique pressure piece; thereby the female buckle is fastened to the male buckle, and the female buckle passes through the buffer space to make the buckle part follow The toggling part is pulled at an angle to push against the buckle, and the toggling part is pulled at another angle to disengage the buckle from the buckle groove, thereby increasing the safety of the seat belt buckle .

Description

seat belt buckle

The invention relates to a belt buckle, in particular to a safety belt buckle which enables a female buckle to be firmly connected to a male buckle and increases safety.

Please refer to Fig. 1 and Fig. 2, in order to take off and put on the safety helmet quickly and conveniently, the improved structure of the belt buckle No. M445864 in the Patent Gazette of the Republic of China, the belt buckle 1 includes a female buckle 11 and a male buckle 12, so that the The female buckle 11 and the male buckle 12 are engaged or separated from each other. Wherein the inner bottom surface of the female buckle 11 is protruded with two buckle bodies 111 , and one end of the female buckle 11 can engage with the one end 21 of the belt body 2 . One end of the male buckle 12 has the other end 22 which can be engaged with the belt body 2, and the other end of the male buckle 12 is provided with a buckle part 121 which can pass through the female buckle 11, and a plurality of continuous buckle parts are arranged above the buckle part 121 The button bodies 122 are arranged, and there is a slot 123 between the button bodies 122 that can be engaged with the button bodies 111 of the female button 11 .

Referring again to Fig. 1 to Fig. 3, however, when the aforementioned structure is inserted into the female snap 11 due to the buckle portion 121 of the male snap 12, only the slots 123 of the male snap 12 and the female snap 11 These button bodies 111 are fastened together, and when the female button 11 is pulled outward by the angle θ1 of a small distance by the pull handle 112, the button body 111 before the female button 11 is close to the pull handle 112 first. Disengage from the draw-in groove 123 of the male buckle 12, although the rear buckle body 111 adjacent to the previous buckle body 111 is not completely separated from the draw-in groove 123 of the male buckle 12, so that the latter buckle body 111 will be released from the draw-in groove 123 of the male buckle 12. The locking groove 123 of the male buckle 12 is easy to make the male buckle 12 loose from the female buckle 11 , causing danger, and its safety is worrying.

Therefore, it is necessary to provide a seat belt buckle with stable fastening and increased safety to solve the above-mentioned problems, and further improvement is required.

The main purpose of the present invention is to solve the problems caused by the existing buckle.

In order to achieve the above purpose, the present invention provides a safety belt buckle, which includes a female buckle, the female buckle includes a main base body, a buckle member and an elastic button, the main base body includes a fixed frame seat and a The accommodating space defined by the fixed frame seat, the press buckle and the elastic button are arranged in the accommodating space and pivotally connected to one end of the main base body, the press buckle includes a bearing part and a buckle part, the The buckle part includes a slant insert connected to the bearing part and a slant pressure piece connected to the slant insert and positioned at the front end of the slant insert. The elastic button includes a main button and a One end is connected with the shaft rod at one end of the main base body and the press buckle, and a spring set on the shaft rod, wherein the main button is provided with a buckle part and a dial away from the end of the buckle part. A moving part, a buffer space is formed between the bottom end of the ring buckle and the end of the bearing part of the press button; The slanted insert and the oblique pressing piece of the buckle part form a fastened buckle groove; thereby the female buckle achieves fastening to the male buckle, and the female buckle passes through the buffer space to make the ring buckle follow the buckle The toggle part is pulled at an angle to push against the buckle, and the toggle part is pulled at another angle to disengage the buckle part from the buckle groove, thereby increasing the safety of the seat belt buckle.

Furthermore, the fixed frame seat includes two side plates and a bottom plate connected to the ends of the two side plates, one shaft hole is respectively arranged on the top of one end of the two side plates, and two shaft holes are respectively adjacent to the shaft holes and facing respectively. The resisting part protruding inward, one end of the bottom plate is provided with a guiding convex end that is opposite to the two shaft holes of the two side plates and inclined outward, and the other end forms an engaging convex end that is inclined outward, and is adjacent to the A through groove is provided at the engaging protruding end; wherein, the carrying portion of the buckle member includes two protruding shaft ends and an abutting end connecting the two protruding shaft ends, and the two protruding shaft ends are respectively provided with a hole opposite to the two shaft ends holes, and two slots respectively adjacent to the two holes and opposite to the two resisting members, the two protruding shaft ends are respectively provided with a first side and a second side on the outside of the two slots, the Two slots for the two resisting pieces to be inserted respectively and relatively move up and down in the two slots, so that the two resisting pieces are respectively at the bottom of the two slots as the elastic button is pulled apart while being toggled. Pulling the maximum stretching distance of the buckle, a button-through space is formed between the bottom end of the abutting end and the inner bottom surface of the accommodating space. The two sides behind the end respectively form a groove and the protrusions protruding outwards from the two grooves and connecting the two protrusions. The direction of the axial end is inclined from top to bottom and toward the oblique sheet, and the oblique insert has a reinforcing convex body at the end of the oblique insert and adjacent to the oblique sheet, and the left and right sides of the oblique sheet Respectively form a planar card end, a convex end connected to the inside of the two card ends, and two locking ends respectively connected between the two card ends and the two sides of the convex end; wherein, the buckle part is provided with an opposite The two shaft holes of the two side plates and the insertion holes of the two holes of the two protruding shaft ends are used for the insertion of the shaft rod and the spring for the inside of the buckle part of the main button The shaft rod is formed as a pivot point, and the two sides of the rear bottom end of the ring buckle are respectively formed with a convex push end inclined outwards, and a gap is respectively arranged on the inner side of the two convex push ends, and the two convex push ends are respectively connected to the The two grooves of the press button form abutment, the two notches form abutment with the two convex blocks of the press button respectively, a fastening hole is arranged on the outside of the toggle part, and the toggle part A first notch for the first side to be placed in and a second notch for the first side to be placed in are respectively provided on both sides; wherein, the shaft includes a head end and an end extending toward the head end The protruding rod of the shaft rod penetrates through the two shaft holes of the two side panels, the two holes of the two protruding shaft ends and the insertion hole of the buckle part and is pivotally connected to the main seat Body; wherein, one end of the spring penetrates and is pressed under one of the resisting pieces and on one of the inner sides of the oblique pressure piece, and the other end of the spring is pressed against the side far away from the oblique pressure piece. An inner side of the buckle portion in an inner direction.

Furthermore, the main button further includes an arc guide part connected with the buckle part, and an abutment part connected with the bottom end of the buckle part and the bottom end of the toggle part, and the arc guide part is an inward In the shape of a concave arc, the abutment part is provided with a recessed area, and the recessed area is used for buckling and positioning of the convex end of the oblique pressing piece.

Furthermore, the height of the first side is higher than that of the second side.

Furthermore, the depth of the first notch is greater than the depth of the second notch.

Furthermore, the male buckle includes a joint part, a buckle groove part and a sleeve, wherein the joint part is provided with a hole, the buckle groove part is connected to the joint part and can be inserted into the buckle-through space, and the buckle groove part has A plurality of oblique card bodies arranged at intervals and a guide slideway at the front end of the buckle groove part and connected to the middle position of the two oblique card bodies facing the front. The abutting ends of the adjacent oblique clips are respectively used for the oblique insert and the left and right sides of the oblique pressure piece at the front end of the oblique insert to be buckled or disengaged from each other. The slideway is tilted upwards from front to back, and the kit has an opening and a chamber, and the opening allows the joint part of the male buckle to be inserted into the chamber of the kit.

Furthermore, the sleeve is made of soft material and has a perforation opposite to the hole of the joint.

Furthermore, one of the two slots faces the direction of the buckle part and opens in an oblique shape.

Through the foregoing disclosure of the present invention, compared with the existing ones, it has the following characteristics:

According to the safety belt buckle of the present invention, the female buckle can be fastened to the male buckle, and the main buckle is provided with the buckle part and the toggle part at the end far away from the buckle part, and the bottom end of the buckle part The buffer space is formed with the end of the bearing part of the buckle, and the female buckle passes through the buffer space, so that the buckle part is pulled at an angle with the toggle part to push against the buckle, and the dial The moving part starts to be pulled at another angle so that the buckle part and the buckle groove part are disengaged, so as to prevent the male buckle from being pulled apart by external pulling force or used to loosen when the helmet is hit by a collision, thereby increasing the safety Buckle for security.

The following describes in detail how the structure of the present invention is combined and used in conjunction with the attached diagrams, and it should be easier to understand the purpose, technical content, characteristics and effects of the present invention.

Please refer to FIG. 4 to FIG. 8 , the present invention provides a safety belt buckle, the safety belt buckle 3 includes a female buckle 4 and a male buckle 5 , and the male buckle 5 is movably worn relative to the female buckle 4 . The female buckle 4 includes a main body 6 , a buckle 7 and an elastic button 8 .

Referring back to Fig. 4 and Fig. 5 and coordinating Fig. 6 to Fig. 10, the main base body 6 includes a fixed frame seat 61 and an accommodating space 62 defined by the fixed frame seat 61, the fixed frame seat 61 includes two side panels 611 and a bottom panel 612 connecting ends of the two side panels 611 . In this embodiment, one shaft hole 6111 is respectively provided near one end of the two side boards 611 , and two resisting members 6112 are respectively adjacent to the shaft holes 6111 and protrude inward. One end of the bottom plate 612 is provided with a guiding protruding end 6121 inclined outward relative to the two shaft holes 6111 of the two side plates 611, and an engaging protruding end 6122 inclined outward is formed at the other end, adjacent to the engaging protruding end. The end 6122 is provided with a through groove 6123, and the through groove 6123 is used for passing through one end 91 of a belt body 9 (such as a safety helmet belt body).

The press buckle 7 is pivotally arranged on the main base body 6, and the press buckle 7 includes a carrying portion 71 and a buckle portion 72, the carrying portion 71 is arranged in the accommodating space 62, and the carrying portion 71 includes two The protruding shaft ends 711 and an abutting end 712 connecting the two protruding shaft ends 711 . In this embodiment, the two protruding shaft ends 711 respectively define a hole 7111 opposite to the two shaft holes 6111 , and two slots 7112 respectively adjacent to the two holes 7111 and opposite to the two resisting members 6112 . The two slots 7112 are inclined toward the buckle portion 72, and the two slots 7112 are used for the two resisting members 6112 to be respectively inserted and relatively moved up and down in the two slots 7112, so that the two The resisting pieces 6112 are respectively at the bottoms of the two slots 7112 as the maximum stretching distance for pulling the pressing piece 7 when the elastic button 8 is pushed apart. Wherein the two protruding shaft ends 711 are respectively located on the outer sides of the two slots 7112 to respectively have a first side 7113 and a second side 7114, the height of the first side 7113 is higher than the height of the second side 7114 high. A buckle-through space 7121 is formed between the bottom end of the abutting end 712 and the inner bottom surface of the accommodating space 62 of the fixed frame seat 61, and the buckle-through space 7121 is used for the male buckle 5 to pass through. A groove 7122 and a protruding block 7123 protruding outward from the two grooves 7122 and connected to the two protruding shaft ends 711 are respectively formed on both sides behind the connecting end 712 . The buckle portion 72 includes a slanted piece 721 connected to the abutting end 712 and away from the two protruding shaft ends 711, and a slanted piece 722 connected to the slanted piece 721 and located at the front end of the slanted piece 721. . Wherein the slant insert 721 is inclined from top to bottom and toward the slant press 722, and the slant insert 721 has a reinforcing convex body 7211 at the end of the slant insert 721 and adjacent to the slant press 722 . The left side and the right side of the oblique plate 722 respectively form a planar clamping end 7221, a convex end 7222 connected to the inner side of the two clamping ends 7221, and two convex ends 7222 respectively connected between the two clamping ends 7221 and the two sides of the convex end 7222. Buckle end 7223.

The elastic button 8 is pivotally arranged on the main base body 6 and the buckle member 7, the elastic button 8 includes a main button 81, one end of the main button 81 and passes through the main base body 6 and the shaft 82 at one end of the pressing member 7 , and a spring 83 set on the shaft 82 . Wherein the main button 81 is provided with a buckle portion 811 and a toggle portion 813 away from the end of the buckle portion 811. A buffer space 810 that contacts or pushes as the toggle portion 813 is pulled by an external force. Wherein the buckle portion 811 is provided with an insertion hole 8111 opposite to the two shaft holes 6111 of the two side plates 611 and the two holes 7111 of the two protruding shaft ends 711, and the insertion hole 8111 is provided for the shaft rod 82 and The spring 83 is put in so that the buckle part 811 of the main button 81 is formed as a pivot point, and the two sides of the rear bottom end of the buckle part 811 respectively form a protruding push end 8112 inclined outwards, and the buckle part 811 The inner side of the two protruding push ends 8112 is respectively provided with a notch 8113, the two protruding push ends 8112 and the two notches 8113 of the main button 81 are respectively connected with the two grooves 7122 and the two protruding blocks 7123 of the press button 7 Form an abutment. A fastening hole 8131 is provided on the outer side of the toggle part 813, and the fastening hole 8131 is used for a pull handle 90 to pass through. A notch 8132 and a second notch 8133 for the first side 7114 to be placed in, the depth of the first notch 8132 is greater than the depth of the second notch 8133 . Moreover, the main button 81 further includes an arc-guiding portion 812 connected to the buckle portion 811 , and an abutment portion 814 connected to the bottom end of the buckle portion 811 and the bottom end of the toggle portion 813 . Wherein the arc guiding part 812 is a shape of an inward concave arc to strengthen the strength between the arc guiding part 812 and the toggle part 813 . The engaging portion 814 is provided with a recessed area 8141 , and the recessed area 8141 is used for buckling and positioning the protruding end 7222 of the oblique pressing piece 722 . The shaft 82 includes a head end 821 and a protruding rod 822 extending toward one end of the head end 821. The protruding rod 822 of the shaft rod 82 passes through the two shaft holes 6111 of the two side plates 611, the two protruding shafts The two holes 7111 of the end 711 and the insertion hole 8111 of the buckle portion 811 pass through and are pivotally connected to the main base 6 . The spring 83 provides the pressing and restoring force of the elastic button 8 and the buckle 7 toward the accommodating space 62 of the main base body 6, and can make the toggle part 813 move and simultaneously drive the buckle 7 is released away from the accommodating space 62 of the main base body 6, and one end 831 of the spring 83 penetrates and presses under one of the resisting members 6112. When the pressing member 7 is pulled upward, One end 831 of the spring 83 is pressed against one of the inner sides of the oblique pressure piece 722, and the other end 832 of the spring 83 is pressed against the buckle portion 811 of one of the inner sides of the oblique pressure piece 722. When the buckle 7 is pulled upwards until the two slots 7112 touch the two resisting pieces 6112, the male buckle 5 can be removed from the buckle-through space 7121. When the toggle part 813 passes through the shaft rod 82 inside the buckle part 811 as the pivot point, and the spring 83 inside the buckle part 811 has a pressing and restoring force, therefore, when the external pulling force pulls The toggle portion 813 is pressed by the spring 83 so that the toggle portion 813 can slowly move upwards, or the toggle portion 813 is pushed through the toggle portion 813 by the restoring force of the spring 83 Can automatically reply after opening.

Referring back to Fig. 4, Fig. 7 and Fig. 8, the male buckle 5 includes a joint part 51, a buckle groove part 52 and a sleeve 53, wherein the joint part 51 is provided with a hole 511, and the hole 511 is provided for The other end 92 of the belt body 9 is passed through, the buckle groove 52 is connected to the joint 51 and can be inserted into the buckle-through space 7121, and the buckle groove 52 has a plurality of oblique clips 521 arranged at intervals and a The front end of the buckle groove portion 52 is connected to the guide slideway 523 at the middle position of the two oblique card bodies 521 towards the front. Tilt upwards to the rear, and easily slide into the buckle-through space 7121 of the female buckle 4 . The abutting ends 522 of the adjacent inclined clamping bodies 521 are respectively used for the locking ends 7223 on the left and right sides of the oblique insert 721 and the front end of the oblique insert 721. For buckling or disengagement, and the oblique insert 721 of the abutting end 712 and each of the locking ends 7223 of the oblique pressing piece 722 are buckled to the abutment of the oblique locking bodies 521 in an oblique direction. end 522. The sleeve 53 has an opening 531 and a chamber 532, the opening 531 is used for the joint portion 51 of the male buckle 5 to be inserted into the housing 532 of the sleeve 53, and the male buckle 5 is protected by the sleeve 53 and It is convenient for users to take it by hand. In this embodiment, the sleeve 53 is made of soft material and has a perforation 533 opposite to the hole 511 of the joint 51, and the perforation 533 allows the other end 92 of the belt 9 to pass through the hole 511. wear out.

Please refer to Figures 8 to 10 and cooperate with Figures 11 to 13. When the male buckle 5 is to be buckled into the female buckle 4, the buckle groove 52 passes through the guide slideway 523 along the guide protrusion end 6121 and easily slide into the buckle-through space 7121, so that the male buckle 5 can be movably inserted, and make the oblique insert piece 721 and each of the card ends 7221 on the left and right sides of the oblique pressure piece 722 respectively contact with the adjacent The abutting ends 522 of the oblique clips 521 are fastened to each other, so that the female buckle 4 is fastened to the male buckle 5, and when the toggle part 813 passes through the shaft inside the buckle part 811 The rod 82 is the pivot point and the spring 83 inside the buckle part 811 has a pressing and restoring force, so that the toggle part 813 is pressed by the spring 83, and when the female buckle 4 passes through the buffer space 810, When the buckle part 811 is pulled by an angle θ2 along with the toggle part 813 (as shown in Figure 11), the two convex push ends 8112 of the main button 81 are pushed against the two concave parts of the press button 7 respectively. On the groove 7122, and make the two gaps 8113 of the main button 81 respectively push against the two protruding blocks 7123, and when the toggle part 813 starts to be pulled by another angle θ3, the two notches 8113 of the main button 81 The convex push end 8112 pushes the abutting end 712 of the buckle 7, so that the oblique insert 721 of the buckle 7 and the locking ends 7223 on the left and right sides of the oblique pressing piece 722 are respectively adjacent to each other. The abutting ends 522 of the oblique locking bodies 521 are disengaged (as shown in Fig. 12 and Fig. 13). Thus, if the toggling part 813 is slightly pulled apart, the toggling part 813 will also be automatically restored by the restoring force of the other end 832 of the spring 83, and the oblique insert 721 and The locking ends 7223 on the left and right sides of the oblique pressing piece 722 are buckled with the abutting ends 522 of the adjacent oblique locking bodies 521, so that the female buckle 4 can be buckled against the male buckle. 5, and prevent the male buckle 5 from being pulled apart by an external pulling force or loosen when the helmet is hit by a collision, so as to achieve a firm buckle connection, thereby increasing the safety of the safety belt buckle 3.

However, the foregoing is only a preferred embodiment of the present invention, and its purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly, and is not intended to limit the scope of the present invention. Therefore, all equivalent changes or modifications based on the shape, structure and features described in the scope of the application of the present invention shall be included in the scope of the patent application of the present invention.

(existing) 1: Buckle 11: female buckle 111: button body 112: handle 12: Public buckle 121: buckle part 122: button body 123: card slot 2: belt body 21: one end 22: the other end θ1: angle (this invention) 3: seat belt buckle 4: female buckle 5: Male buckle 51: Joint 511: hole slot 52: Buckle groove 521: oblique card body 522: abutment end 523: guide slide 53: Suite 531: opening 532: Containment room 533: perforation 6: Main body 61: Fixed frame seat 611: side panel 6111: shaft hole 6112: Resisting parts 612: Bottom plate 6121: Guiding convex end 6122: Engagement male end 6123: slotting 62:Accommodating space 7: Press buckle 71: Carrying part 711: Cam shaft end 7111: hole 7112: slotting 7113: first side 7114: second side 712: abutment end 7121: Buckle space 7122: Groove 7123: bump block 72: buckle part 721: oblique insert 7211: Reinforcing convex body 722: oblique pressure sheet 7221: card end 7222: convex end 7223: click end 8: elastic buttons 81: Main button 810: buffer space 811: Buckle department 8111: Insertion hole 8112: convex push end 8113: Gap 812: arc guide 813: toggle department 8131: Fastening hole 8132: first notch 8133: second notch 814: abutment 8141: Depressed area 82: Shaft 821: head end 822: Convex rod 83: Spring 831: one end 832: the other end 9: belt body 90: handle 91: one end 92: the other end θ2, θ3: Angle

Figure 1: An exploded perspective view of the improved structure of the buckle in Patent Publication No. M445864. Figure 2: It is a sectional view of the buckle combination in Figure 1. Figure 3: It is a cross-sectional schematic diagram of the female buckle in Figure 2 being pulled apart by an external force to immediately release the male buckle. Fig. 4: is a three-dimensional exploded view of the safety belt buckle of the present invention. Fig. 5: is a three-dimensional exploded view of the female buckle of the safety belt buckle of the present invention. Figure 6: It is a three-dimensional exploded view of another angle of the female buckle of the seat belt buckle in Figure 5. Fig. 7: is a three-dimensional exploded view of the male buckle of the safety belt buckle of the present invention. Figure 8: It is a cross-sectional view of the seat belt buckle combination in Figure 4. Figure 9: It is the front view of the fastening of the female buckle and the male buckle in Figure 4. Figure 10: It is a rear perspective view of the fastening of the female buckle and the male buckle in Figure 4. Figure 11: It is a schematic diagram of the action of the ring buckle in contact with the press fastener when the female buckle in Figure 4 is pulled by an external force. Figure 12: It is a schematic diagram of the operation of the buckle part pushing the buckle when the female buckle in Figure 4 is pulled by the external force. Figure 13: It is the front view of the separation of the female buckle and the male buckle in Figure 4.

3: seat belt buckle

4: female buckle

5: Male buckle

52: Buckle groove

521: oblique card body

522: abutment end

523: guide slide

53: Suite

6: Main body

61: Fixed frame seat

611: side panel

612: Bottom plate

6121: Guiding convex end

62:Accommodating space

7: Press buckle

8: elastic buttons

81: Main button

811: Buckle department

812: arc guide

813: toggle department

8131: Fastening hole

82: Shaft

821: head end

9: belt body

90: handle

91: one end

92: the other end

Claims (8)

A seat belt buckle comprising A female buckle, the female buckle includes a main base body, a press buckle and an elastic button, the main base body includes a fixed frame seat and an accommodating space defined by the fixed frame seat, the press buckle And the elastic button is arranged in the accommodating space and pivotally connected to one end of the main base body, the press button includes a bearing part and a buckle part, and the buckle part includes a slanted insert connected to the bearing part and A slanting piece connected to the slanting piece and positioned at the front end of the slanting piece, the elastic button includes a main button, a piece in one end of the main button and passes through the main base body and the buckle A shaft at one end, and a set of springs arranged on the shaft, wherein the main button is provided with a buckle part and a toggle part away from the end of the buckle part, the bottom end of the buckle part and the buckle A buffer space is formed between the ends of the carrying portion of the member; and A male buckle is movably worn relative to the female buckle, and the male buckle has a buckle groove part that is fastened with the oblique insert piece and the oblique pressure piece of the buckle part; The male buckle is fastened, and the female buckle passes through the buffer space, so that the buckle part is pulled at an angle with the toggle part to push against the press fastener, and the toggle part is pulled at another angle to allow The buckle part is disengaged from the buckle groove to increase the safety of the safety belt buckle. The seat belt buckle according to claim 1, wherein the fixed frame seat includes two side panels and a base plate connected to the ends of the two side panels, and a shaft hole is respectively provided near one end of the two side panels, and Two resisting pieces that are respectively adjacent to the shaft holes and protrude inward, one end of the bottom plate is provided with a guiding convex end that is opposite to the two shaft holes of the two side plates and inclined outward, and the other end forms a direction An outwardly inclined engaging protruding end, and a through groove is provided adjacent to the engaging protruding end; wherein, the load-bearing part of the press fastener includes two protruding shaft ends and an abutting end connecting the two protruding shaft ends, and the two protruding shaft ends The shaft ends are respectively provided with a hole corresponding to the two shaft holes, and two slots respectively adjacent to the two holes and opposite to the two resisting members, and the two protruding shaft ends are respectively provided with a first side and a second side, the two slots are used for the two resisting pieces to be respectively inserted and relatively moved up and down in the two slots, so that the two resisting pieces are respectively at the bottom ends of the two slots as the When the elastic button is pulled apart by toggling, the maximum stretching distance of the press fastener is pulled, and a button-through space is formed between the bottom end of the abutting end and the inner bottom surface of the accommodating space, and the button-through space is provided for the male It is used for buckling and stretching, and a groove is formed on both sides of the rear of the abutting end, and the two grooves are respectively protruded outwards and connected to the protrusions of the two protruding shaft ends. The abutment ends are connected to each other away from the two protruding shaft ends from top to bottom and inclined towards the oblique sheet, and the oblique insert has a reinforcement at one end of the oblique insert adjacent to the oblique sheet Convex body, the left and right sides of the oblique pressure sheet respectively form a flat card end, a convex end connected to the inner side of the two card ends, and two locking ends respectively connected between the two card ends and the two sides of the convex end ; Wherein, the buckle part is provided with an insertion hole opposite to the two shaft holes of the two side plates and the two holes of the two protruding shaft ends, and the insertion hole is used for the insertion of the shaft rod and the spring for The shaft rod inside the ring part of the main button is formed as a pivot point, and the two sides of the rear bottom end of the ring part are respectively formed with a convex push end inclined outwards, and the inner sides of the two convex push ends are respectively arranged One notch, the two protruding push ends abut against the two grooves of the press buckle respectively, the two notches respectively abut against the two protruding blocks of the press buckle, and a A fastening hole, and the two sides of the toggle part are respectively provided with a first notch for the first side to be inserted and a second notch for the first side to be inserted; wherein, the shaft includes A head end and a protruding rod extending toward one end of the head end, the protruding rod of the shaft rod is inserted from the two shaft holes of the two side plates, the two holes of the two protruding shaft ends and the buckle part The hole penetrates and is pivotally connected to the main base body; wherein, one end of the spring penetrates and is pressed under one of the resisting pieces and on one of the inner sides of the oblique plate, and the other end of the spring is connected to the The pressing button is on the inner side of the buckle part away from one inner side of the oblique pressing piece. The seat belt buckle according to claim 2, wherein the main button further includes an arc guide part connected to the buckle part, and an abutment connecting the bottom end of the buckle part and the bottom end of the toggle part part, the arc-guiding part is a shape of an inward concave arc, and the abutment part is provided with a recessed area, and the recessed area is used for buckling and positioning of the convex end of the oblique pressing piece. The seat belt buckle as claimed in claim 2, wherein the height of the first side is higher than that of the second side. The seat belt buckle as claimed in claim 2, wherein the depth of the first notch is larger than that of the second notch. The seat belt buckle according to claim 2, wherein the male buckle includes a joint part, a buckle groove part and a sleeve, wherein the joint part is provided with a hole, and the buckle groove part is connected to the joint part and can be inserted into the The buckle slot has a plurality of slanted card bodies arranged at intervals and a guide slide at the front end of the buckle slot part and connected to the middle of the two slanted card bodies facing the front. Each has an abutting end, and the abutting ends of the adjacent oblique card bodies are respectively used for the oblique insert piece and the left and right card ends of the oblique pressing piece at the front end of the oblique insert piece to interact with each other. For fastening or disengagement, the guide slide is tilted upward from front to back, and the kit has an opening and a chamber, and the opening allows the engaging portion of the male buckle to be inserted into the chamber of the kit. The seat belt buckle as claimed in claim 6, wherein the sleeve is made of soft material and has a perforation opposite to the slot of the joint. The seat belt buckle as claimed in claim 1, wherein, one of the two slots faces the buckle portion and opens in an oblique shape.

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