Detachable zipper head quick replacement structure

Abstract

The utility model discloses a quick replacement structure of detachable zipper pullers, which relates to the technical field of quick replacement structures of detachable zipper pullers, and comprises an upper puller and a lower puller, specifically, the size and the shape of the upper puller are consistent with those of the lower puller, and the center of the inner bottom wall of the upper puller and the center of the inner top wall of the lower puller are fixedly connected with an upper seat and a lower seat respectively. The bottom wall of the upper base is tightly attached to the top wall of the lower base, the upper base and the lower base are identical in size and are both in a U shape, the inner bottom wall of the upper base and the inner top wall of the lower base are fixedly connected with a first fixing plate and a second fixing plate respectively, and the length of the first fixing plate and the length of the second fixing plate are identical and are two times that of the upper base and the lower base. The first fixing plate and the second fixing plate are located on the left half side and the right half side of the upper base respectively, the right side wall of the first fixing plate is fixedly connected with a sliding rod, the left side wall of the second fixing plate is provided with a first sliding groove, the first sliding groove and the sliding rod are both in a T shape and are matched, and the distance between the upper pull head and the lower pull head can be effectively adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to detachable zipper head quick replacement structure technical field, concretely is detachable zipper head quick replacement structure. BACKGROUND

[0002] The puller of conventional zipper is provided with a pull tab, and the pull tab is provided with an annular closing hole. The closing hole of the pull tab is clamped into the puller hook, so that the pull tab pulls the puller main body to slide on the zipper teeth. In use, the puller needs to be sleeved on the outside of the zipper, and the inner wall of one side of the puller is in contact with one side of the zipper, so as to realize the use of the zipper.

[0003] The detachable zipper puller disclosed in the Chinese utility model patent application publication specification CN222322972U solves the problem that the upper and lower pullers of the zipper head cannot be detached. However, the detachable zipper puller still has the following shortcomings: 1. When the zipper head slides on the zipper teeth, the gap between the upper and lower pullers may be stuck with the zipper teeth. Because the distance between the upper and lower pullers cannot be adjusted, if the zipper head is pulled hard, the zipper head or the zipper teeth may be damaged, and the gap between the upper and lower pullers of the zipper head may be enlarged, making the zipper head unusable; 2. Due to the long-term use of the pull tab, when the pull tab is damaged, the separate zipper head is not easy to slide. The above-mentioned detachable zipper puller cannot detach and replace the pull tab, so that when the pull tab is damaged, the zipper head has to be replaced, resulting in high cost. SUMMARY

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a detachable zipper head quick replacement structure, which solves the problems raised in the above background technology.

[0006] (II) Technical scheme

[0007] To achieve the above purpose, the utility model realizes the following technical scheme: the detachable zipper head quick replacement structure comprises an upper puller and a lower puller, the size and shape of the upper puller and the lower puller are consistent, the inner bottom wall center of the upper puller and the inner top wall center of the lower puller are respectively fixedly connected with an upper seat and a lower seat, the bottom wall of the upper seat and the top wall of the lower seat are tightly attached, and the size of the upper seat and the lower seat is consistent, the upper seat and the lower seat are both in U shape, the inner bottom wall of the upper seat and the inner top wall of the lower seat are respectively fixedly connected with a first fixed plate and a second fixed plate, the length of the first fixed plate and the second fixed plate is consistent and both are twice the size of the upper seat and the lower seat, the first fixed plate and the second fixed plate are respectively located on the left half side and the right half side of the upper seat, the right side wall of the first fixed plate is fixedly connected with a sliding rod, the left side wall of the second fixed plate is provided with a first sliding groove, and the first sliding groove and the sliding rod are both in T shape and are matched.

[0008] Optionally, the first chute and the slide rod are three, the inner bottom wall of the upper pull head and the inner top wall of the lower pull head are fixedly connected with the first clamping plate and the first rack and the second clamping plate and the second rack respectively, the first clamping plate and the second rack are symmetrically distributed on the upper pull head, and the first rack and the second clamping plate are symmetrically distributed on the upper pull head.

[0009] Optionally, the middle of the upper pull head and the lower pull head is provided with a fixed seat, the rear side wall of the fixed seat is tightly attached to the front side wall of the upper seat and the lower seat, the top of the fixed seat penetrates two first through grooves and two second through grooves, the left first through groove and the second through groove and the right first through groove and the second through groove are symmetrically distributed on the center of the fixed seat, and the first clamping plate and the second clamping plate are respectively matched with the right first through groove and the left first through groove and are both in sliding connection.

[0010] Optionally, the first rack and the second rack are respectively in sliding connection with the second through grooves on the left and right sides, the front of the fixed seat is provided with a clamping groove, the clamping groove is octagonal, the inner wall of the clamping groove is provided with a first rotating groove, the first rotating groove is circular and has a smaller diameter than the clamping groove, the inner wall of the first rotating groove is provided with a second rotating groove, the inner wall of the second rotating groove is provided with a moving groove, the second rotating groove and the moving groove are both circular, the second rotating groove is connected with the two second through grooves and has the same thickness as the second through groove, and the moving groove is located at the rear side of the second through groove and has a larger diameter than the second rotating groove.

[0011] Optionally, the second rotating groove is internally provided with a gear, the gear is engaged with the first rack and the second rack, the front of the gear is fixedly connected with a rotating rod, the rotating rod is circular and is matched with the first rotating groove, the length of the rotating rod is greater than that of the first rotating groove, the front of the rotating rod is fixedly connected with a rotating head, the rotating head has the same shape and size as the clamping groove, the inner wall of the moving groove is rotatably connected with a connecting rod, the back of the gear is provided with a connecting groove, the connecting rod and the connecting groove are both circular and are in sliding connection, the connecting rod and the connecting groove have the same center as the rotating rod and have the same diameter.

[0012] Optionally, the top of the upper pull head is provided with a third rotating groove, the inner wall of the third rotating groove is rotatably connected with a rotating plate, the rotating plate and the third rotating groove are both cylindrical, the left side of the rotating plate and the left side wall of the upper pull head are both provided with a clamping hole, the clamping hole is circular and penetrates the rotating plate, the inner wall of the clamping hole is in sliding connection with a clamping rod, the top of the rotating plate is fixedly connected with a connecting nose, the connecting nose is concave, the inside of the connecting nose is provided with a pull tab, the top of the upper pull head is provided with a second sliding groove, the second sliding groove is circular arc-shaped, and the bottom of the side of the connecting nose away from the rotating plate is located inside the second sliding groove and is in sliding connection with the second sliding groove.

[0013] (Three) beneficial effects

[0014] The utility model provides detachable zipper head quick replacement structure possesses the following beneficial effects:

[0015] 1, this detachable zipper head quick replacement structure, through the cooperation of sliding rod, first sliding slot, first clamping plate and second clamping plate setting, make this detachable zipper head quick replacement structure have the effect that can make the upper pull head, lower pull head and fixed seat transverse fixed, through the cooperation of gear, first rack, second rack, moving groove, clamping groove and rotating rod, rotating head, the spacing between the upper pull head and lower pull head can be adjusted in the process of using and can play the effect of longitudinal locking, thereby play the effect of preventing zipper head and chain card.

[0016] 2, this detachable zipper head quick replacement structure, through the setting of second sliding slot arc, make this detachable zipper head quick replacement structure have the effect that can make the front end bottom of connecting nose convenient to rotate, through the cooperation of connecting nose, clamping rod, rotating plate and second sliding slot, pull piece, in the process of using, can extract clamping rod and rotate connecting nose, thereby play the effect that can quickly take out pull piece, reach the purpose of being convenient for replacing pull piece. DRAWINGS

[0017] Figure 1 It is the whole back three-dimensional schematic view of the utility model;

[0018] Figure 2 It is the whole front three-dimensional schematic view of the utility model;

[0019] Figure 3 It is the whole back cross section three-dimensional schematic view of the utility model;

[0020] Figure 4 It is the upper pull head three-dimensional schematic view of the utility model;

[0021] Figure 5 It is the lower pull head top cross section schematic view of the utility model;

[0022] Figure 6 It is the whole front cross section three-dimensional schematic view of the utility model;

[0023] Figure 7 It is the lower pull head three-dimensional schematic view of the utility model;

[0024] Figure 8 It is the fixed seat three-dimensional schematic view of the utility model.

[0025] In the figure: 1, pull up head; 2, pull down head; 3, upper seat; 4, lower seat; 5, first fixed plate; 6, slide rod; 7, second fixed plate; 8, first sliding groove; 9, first clamping plate; 10, first rack; 11, second clamping plate; 12, second rack; 13, fixed seat; 14, first through slot; 15, second through slot; 16, clamping slot; 17, moving slot; 18, rotating rod; 19, rotating head; 20, gear; 21, rotating plate; 22, connecting nose; 23, clamping rod; 24, second sliding groove; 25, pull tab. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application.

[0027] Example 1:

[0028] Please refer to Figures 1 to 8The utility model provides technical scheme: detachable zipper head quick replacement structure, including upper pull head 1 and lower pull head 2, the size shape of upper pull head 1 and lower pull head 2 are consistent, the inner bottom wall center of upper pull head 1 and the inner top wall center of lower pull head 2 are fixedly connected with upper seat and 3 lower seat 4 respectively, the bottom wall of upper seat 3 and the top wall of lower seat 4 are close and the size of upper seat 3 and lower seat 4 is consistent, upper seat 3 and lower seat 4 are all U shape, the inner bottom wall of upper seat 3 and the inner top wall of lower seat 4 are fixedly connected with first fixed plate 5 and second fixed plate 7 respectively, the length of first fixed plate 5 and second fixed plate 7 is consistent and is twice of upper seat 3 and lower seat 4, first fixed plate 5 and second fixed plate 7 are located the left half side and the right half side of upper seat 3 respectively, the right side wall of first fixed plate 5 is fixedly connected with slide rod 6, the left side wall of second fixed plate 7 is seted up with first sliding slot 8, first sliding slot 8 and slide rod 6 are all T type and are matched, first sliding slot 8 and slide rod 6 all have three, the inner bottom wall of upper pull head 1 and the inner top wall of lower pull head 2 are fixedly connected with first clamping plate 9 and first rack 10 and second clamping plate 11 and second rack 12 respectively, first clamping plate 9 and second rack 12 are symmetrically distributed on upper pull head 1, first rack 10 and second clamping plate 11 are symmetrically distributed on upper pull head 1, the middle of upper pull head 1 and lower pull head 2 is equipped with fixed seat 13, the rear side wall of fixed seat 13 and the front side wall of upper seat 3 and lower seat 4 are all close, the top of fixed seat 13 penetrates two first through slot 14 and two second through slot 15, the left first through slot 14 and second through slot 15 and the right first through slot 14 and second through slot 15 are symmetrically distributed on the center of fixed seat 13, first clamping plate 9 and second clamping plate 11 are matched with the right first through slot 14 and the left first through slot 14 respectively and are all slidably connected, first rack 10 and second rack 12 are slidably connected with the second through slot 15 of left and right sides respectively, the front of fixed seat 13 is seted up with clamping groove 16, clamping groove 16 is octagonal, the inner wall of clamping groove 16 is seted up with first rotary groove, first rotary groove is circular and diameter is less than clamping groove 16, the inner wall of first rotary groove is seted up with second rotary groove, the inner wall of second rotary groove is seted up with moving groove 17, second rotary groove and moving groove 17 are all circular, second rotary groove is connected with left and right two second through slot 15 and the thickness of second rotary groove is consistent with second through slot 15, moving groove 17 is located the rear side of second through slot 15 and diameter is greater than second rotary groove, the inside of second rotary groove is provided with gear 20, gear 20 is engaged with first rack 10 and second rack 12, the front of gear 20 is fixedly connected with rotary rod 18, rotary rod 18 is circular and is matched with first rotary groove, the length of rotary rod 18 is greater than first rotary groove, the front of rotary rod 18 is fixedly connected with rotary head 19, rotary head 19 and clamping groove 16 are consistent in shape and size, the inner wall of moving groove 17 is rotatably connected with connecting rod, the back of gear 20 is seted up with connecting groove, connecting rod and connecting groove are all circular and connecting rod and connecting groove are slidably connected, connecting rod and connecting groove are all with rotary rod 18 same center and diameter is consistent.

[0029] When the slider is used, the gap between the two sliders and the fastener will be stuck, and the distance between the upper slider and the lower slider cannot be adjusted, which will cause the slider or the fastener to be damaged if the slider is pulled hard, and the gap between the two sliders will be enlarged, so that the slider cannot be used. Therefore, the detachable slider quick replacement structure is provided, when the distance between the upper slider 1 and the lower slider 2 needs to be adjusted, the clamping rotating head 19 is moved from back to front, so that the rotating head 19 is moved out of the clamping groove 16, at this time the rotating rod 18 is located in the first rotating groove and the rear wall is flush, the gear 20 is moved to the second rotating groove and the front wall of the gear 20 is flush with the first gear rack 10 and the second gear rack 12, then rotate clockwise or counterclockwise from front to back, so that the first gear rack 10 and the second gear rack 12 are driven to rotate, thereby expanding or reducing the distance between the upper slider 1 and the lower slider 2. When the slider and the fastener are stuck, first expand the distance between the upper slider 1 and the lower slider 2, then adjust the position of the slider and then reduce the distance between the upper slider 1 and the lower slider 2, and finally press the rotating head 19 from front to back, so that the rotating head 19 enters the clamping groove 16 to lock, so that the slider can be quickly separated from the stuck state for use.

[0030] Embodiment 2:

[0031] Please refer to Figures 1 to 6 The utility model provides technical scheme: detachable slider quick replacement structure, the top of upper slider 1 is equipped with third rotating groove, the inner wall of third rotating groove is connected with rotating plate 21, rotating plate 21 and third rotating groove are all cylindrical, the left side of rotating plate 21 and the left wall of upper slider 1 are all equipped with clamping hole, clamping hole is circular and passes through rotating plate 21, the inner wall of clamping hole is connected with clamping rod 23, the top of rotating plate 21 is fixedly connected with connecting nose 22, connecting nose 22 is concave, the inside of connecting nose 22 is equipped with pull piece 25, the top of upper slider 1 is equipped with second sliding slot 24, second sliding slot 24 is circular arc, the bottom of the side of connecting nose 22 away from rotating plate 21 is located in the inside of second sliding slot 24 and is in sliding connection with second sliding slot 24.

[0032] When the pull tab 25 is damaged due to long-term use, the separate zipper head is not easy to slide, the existing detachable zipper head cannot be disassembled and replaced, so that when the pull tab 25 is damaged, only the zipper head can be replaced, and the cost is high, so there is a detachable zipper head quick replacement structure, when the pull tab 25 needs to be replaced, the clamping rod 23 is first pulled out from right to left, so that the right end of the clamping rod 23 moves to the left side of the rotating plate 21, then the connecting nose 22 is counterclockwise rotated from top to bottom, so that the front half of the connecting nose 22 moves to the left side of the upper zipper head 1, at this time, the front half of the connecting nose 22 has a gap with the left top of the upper zipper head 1, the pull tab 25 is moved along the connecting nose 22, so that the pull tab 25 moves out of the connecting nose 22, and the pull tab 25 is replaced.

[0033] The above is only a preferred embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A detachable zipper pull quick-change structure, comprising an upper zipper pull (1) and a lower zipper pull (2), characterized in that: The upper pull head (1) and the lower pull head (2) are the same size and shape. The center of the inner bottom wall of the upper pull head (1) and the center of the inner top wall of the lower pull head (2) are respectively fixedly connected to an upper seat and a lower seat (4). The bottom wall of the upper seat (3) and the top wall of the lower seat (4) are close together and the upper seat (3) and the lower seat (4) are the same size. The upper seat (3) and the lower seat (4) are both U-shaped. The inner bottom wall of the upper seat (3) and the inner top wall of the lower seat (4) are respectively fixedly connected to a first fixing plate (5). The first fixing plate (5) and the second fixing plate (7) have the same length and are both twice the length of the upper seat (3) and the lower seat (4). The first fixing plate (5) and the second fixing plate (7) are located on the left and right sides of the upper seat (3), respectively. A sliding rod (6) is fixedly connected to the right side wall of the first fixing plate (5). A first sliding groove (8) is opened on the left side wall of the second fixing plate (7). The first sliding groove (8) and the sliding rod (6) are both T-shaped and compatible.

2. The detachable zipper head quick-change structure according to claim 1, characterized in that: There are three of the first slide groove (8) and slide rod (6). The bottom wall of the upper pull head (1) and the top wall of the lower pull head (2) are respectively fixedly connected with the first card plate (9) and the first rack (10) and the second card plate (11) and the second rack (12). The first card plate (9) and the second rack (12) are symmetrically distributed on the upper pull head (1), and the first rack (10) and the second card plate (11) are symmetrically distributed on the upper pull head (1).

3. The detachable zipper head quick-change structure according to claim 2, characterized in that: A fixed seat (13) is provided between the upper pull head (1) and the lower pull head (2). The rear side wall of the fixed seat (13) is close to the front side wall of the upper seat (3) and the lower seat (4). The top of the fixed seat (13) has two first through slots (14) and two second through slots (15). The first through slot (14) and the second through slot (15) on the left and the first through slot (14) and the second through slot (15) on the right are symmetrically distributed at the center of the fixed seat (13). The first locking plate (9) and the second locking plate (11) are respectively adapted to the first through slot (14) on the right and the first through slot (14) on the left and are slidably connected.

4. The detachable zipper head quick-change structure according to claim 3, characterized in that: The first rack (10) and the second rack (12) are slidably connected to the second through slots (15) on the left and right sides respectively. The front of the fixed seat (13) is provided with a slot (16). The slot (16) is octagonal. The inner wall of the slot (16) is provided with a first rotating slot. The first rotating slot is circular and its diameter is smaller than that of the slot (16). The inner wall of the first rotating slot is provided with a second rotating slot. The inner wall of the second rotating slot is provided with a moving slot (17). The second rotating slot and the moving slot (17) are both circular. The second rotating slot is connected to the two second through slots (15) on the left and right sides and the thickness of the second rotating slot is the same as that of the second through slot (15). The moving slot (17) is located on the rear side of the second through slot (15) and its diameter is larger than that of the second rotating slot.

5. The detachable zipper head quick-change structure according to claim 4, characterized in that: A gear (20) is provided inside the second rotating groove. The gear (20) meshes with both the first rack (10) and the second rack (12). A rotating rod (18) is fixedly connected to the front of the gear (20). The rotating rod (18) is circular and adapted to the first rotating groove. The length of the rotating rod (18) is greater than that of the first rotating groove. A rotating head (19) is fixedly connected to the front of the rotating rod (18). The rotating head (19) is the same shape and size as the slot (16). A connecting rod is rotatably connected to the inner wall of the moving groove (17). A connecting groove is provided on the back of the gear (20). The connecting rod and the connecting groove are both circular and are slidably connected. The connecting rod and the connecting groove are both at the same center and have the same diameter as the rotating rod (18).

6. The detachable zipper head quick-change structure according to claim 1, characterized in that: The top of the pull head (1) is provided with a third rotating groove. The inner wall of the third rotating groove is rotatably connected to a rotating plate (21). Both the rotating plate (21) and the third rotating groove are cylindrical. The left side of the rotating plate (21) and the left side wall of the pull head (1) are provided with a locking hole. The locking hole is circular and penetrates the rotating plate (21). The inner wall of the locking hole is slidably connected to a locking rod (23). The top of the rotating plate (21) is fixedly connected to a connecting nose (22). The connecting nose (22) is U-shaped. The inside of the connecting nose (22) is provided with a pull tab (25). The top of the pull head (1) is provided with a second sliding groove (24). The second sliding groove (24) is arc-shaped. The bottom of the side of the connecting nose (22) away from the rotating plate (21) is located inside the second sliding groove (24) and is slidably connected to the second sliding groove (24).

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