Spring-pin type quick disassembly and assembly structure for connecting watch strap and watch case, watch strap structure and watch

Abstract

The present invention discloses a spring-pin type quick disassembly and assembly structure for connecting a watch strap and a watch case, the disassembly and assembly structure comprises a seat body, the seat body is in an "L"-shaped structure, a mounting groove is provided at the bottom of the seat body, a plug-in interface is provided at one side wall of the seat body, the plug-in interface is communicated with the mounting groove, a face cover is provided at the opening of the mounting groove on the seat body, a button is slidably plugged on the face cover, a plug-in assembly that is easy to adjust is provided on the seat body, and a limiting assembly is provided at the bottom of the seat body; the present invention inserts the seat body of the disassembly and assembly structure into the watch case so that the hook on the button is engaged with the connecting strip on the watch case, and the disassembly and assembly is convenient and fast, and the structure can be quickly disassembled and assembled without the need for tools, and at the same time, the contradiction between adjustability and fixity can be solved by winding the watch strap around the accommodating slide groove and the cooperation between the plug-in assembly and the limiting assembly.

Description

Technical Field

[0001] The invention relates to the technical field of watches, in particular to a spring-pin type quick disassembly and assembly structure for connecting a watch strap and a watch case, a watch strap structure and a watch. Background Art

[0002] A watch, also known as a wristwatch, is an instrument worn on the wrist to tell time and display the time. A watch is usually made of leather, rubber, nylon cloth, stainless steel and other materials to make a strap to tie the dial that displays the time to the wrist, so as to achieve the wearing and fixing of the watch on the wrist. The watch includes a strap and a watch head. The watch head includes a watch case and a time display unit arranged in the watch case. The strap is connected to the watch case. The strap and the watch case are connected by a disassembly structure to facilitate the quick installation and removal of the strap and the watch case.

[0003] Existing disassembly and assembly structures are generally complex in structure. The connection between the watch strap and the watch case usually adopts structures such as screws, buckles or butterfly buckles, and specific tools are required for disassembly and assembly, which brings inconvenience to users when replacing the strap. In addition, there is often a contradiction between adjustability and fixity, that is, improving the adjustability of the strap may reduce the fixity, and vice versa. Summary of the invention

[0004] The object of the present invention is to provide a spring-pin type quick disassembly and assembly structure for connecting a watch strap and a watch case, a watch strap structure and a watch, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a spring-pin type quick disassembly and assembly structure for connecting a watch strap and a watch case, the disassembly and assembly structure comprises a seat body, the seat body is an "L"-shaped structure, a mounting groove is provided at the bottom of the seat body, a plug interface is provided on one side wall of the seat body, the plug interface is communicated with the mounting groove, a face cover is provided at the opening of the mounting groove on the seat body, a key is slidably plugged on the face cover, the key comprises a key plate, a hook and a key block, the end of the key plate is provided with a hook at the plug interface, a key block is provided on one side of the other end of the key plate, one end of the key block passes through the face cover, the key plate is accommodated in the mounting groove and forms an active space between the seat body, a guide rod is provided in the active space, the guide rod is located in the mounting groove and fixed on the seat body, a spring pin is sleeved on the guide rod, the spring pin abuts between the key plate and the seat body, a plug hole is provided on one side of the key block, a plug assembly for easy adjustment is provided on the seat body, and a limit assembly is provided at the bottom of the seat body.

[0006] Preferably, the end of the button block passes through the button plate, the length of the hook protruding from the outer part of the installation slot is smaller than the length of the button block protruding from the outer part of the surface cover, the hook protrudes on one side of the button plate toward the surface cover, and a gap groove is formed between the hook and the side wall of the surface cover.

[0007] Preferably, the plug-in assembly includes a receiving groove, which is arranged on the end of the base body, and a movable plug-in block is slidably inserted into the receiving groove, and the movable plug-in block has an "L"-shaped block structure and forms a movable groove with the side wall of the receiving groove. A receiving groove is opened on the base body at the inner side of the mounting groove, and a mounting plate is arranged at the opening of the receiving groove, and a top block is slidably inserted into the mounting plate, and the top block has a "T"-shaped block structure, and the end portion is in contact with the key plate.

[0008] Preferably, a first airbag block is provided on the movable groove, one end of the first airbag block is bonded to the movable plug block, a return spring is provided between the movable plug block and the inner side of the accommodating groove, a second airbag block is bonded between the top block and the receiving groove, a connecting tube is provided between the second airbag block and the first airbag block, and the elastic force of the return spring is greater than the sum of the air pressures of the second airbag block and the first airbag block in the absence of other external forces.

[0009] Preferably, the limiting assembly includes an extension bar seat, which is fixed on the bottom of the seat body, and a cylindrical groove is provided on the extension bar seat, which is vertically distributed between the cylindrical groove and the button block, and a mounting round block is provided at the opening of the cylindrical groove, and a movable plug rod is slidably inserted on the mounting round block.

[0010] Preferably, the end of the movable plug rod passes through the extension bar seat and matches with the insertion hole, a limit ring is provided on the movable plug rod in the cylindrical groove, and an abutment spring is provided on the movable plug rod between the limit ring and the mounting round block.

[0011] A watch strap structure includes a watch strap and also includes a spring-pin type quick disassembly and assembly structure for connecting the watch strap and a watch case as claimed in any one of claims 1 to 4, wherein the watch strap includes a winding portion and a flat portion, a first magnetic strip is embedded in the bottom of the watch strap near the winding portion, and a second magnetic strip is embedded in the end of the watch strap, and the first magnetic strip fits with the second magnetic strip and attracts each other.

[0012] Preferably, a steel block is embedded in the bottom of the strap between the winding portion and the first magnetic strip block, and a plurality of steel blocks are provided, which are arranged and distributed along the winding portion of the strap, and a limiting groove is provided on the steel block, which matches the end of the movable plug-in block on the disassembly and assembly structure.

[0013] A watch comprises a watch head and a watch band, wherein the watch head comprises a watch case, and further comprises a spring-pin type quick disassembly and assembly structure for connecting the watch band and the watch case as claimed in any one of claims, wherein the disassembly and assembly structure connects the watch case and the watch band.

[0014] Preferably, accommodation sliding grooves are formed on both sides of the watch case. The accommodation sliding groove is in a "C"-shaped groove structure. The end of the winding part on the watch band passes through the accommodation sliding groove. A limiting body is arranged on one side of the accommodation sliding groove. The limiting body is fixed on the watch case by screws. Grooves are formed between the limiting bodies on both sides of the watch case. The end of the seat body can be inserted into the grooves. A clamping strip block is accommodated in the grooves. The clamping strip block and the watch case are of an integrally formed structure. The hook on the key board is clamped with the clamping strip block.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0016] 1. The present invention provides a spring pin type quick disassembly and assembly structure for connecting a watch band and a watch case. When the seat body of the disassembly and assembly structure is inserted into the watch case, the hook on the key is clamped with the clamping strip block on the watch case, and the disassembly and assembly are convenient and fast. This structure can be quickly disassembled and assembled without tools. At the same time, by winding the watch band on the accommodation sliding groove and the cooperation between the plugging component and the limiting component, the contradiction between adjustability and fixity can be solved.

[0017] 2. By setting the steel body block, the limiting groove, and the movable insertion block cooperating with the plugging component, the length of the watch band can be conveniently adjusted to adapt to the wrist sizes of different users, and the fixity after adjustment is ensured at the same time. The magnetic connection design makes the connection between the end and the upper part of the watch band tight, forming a closed loop, avoiding the protrusion of the end of the watch band, and improving the wearing comfort.

[0018] 3. The whole disassembly and assembly process of the present invention is simple and intuitive, without the need for special tools or excessive force, enabling users to easily replace the watch band or perform maintenance. Due to the simple and easy-to-operate disassembly and assembly structure, the design of the present invention can be widely applied to various types of watches that require quick replacement or adjustment of the watch band, and has strong adaptability. Description of the Drawings

[0019] Figure 1 It is a schematic structural diagram of the watch of the present invention.

[0020] Figure 2 It is a schematic structural diagram of the watch case of the watch of the present invention.

[0021] Figure 3 It is a schematic structural diagram of the bottom of the watch of the present invention.

[0022] Figure 4 It is a schematic structural diagram of the watch band of the present invention.

[0023] Figure 5 It is a schematic structural diagram of the disassembly and assembly structure of the present invention.

[0024] Figure 6 It is a schematic structural diagram of the bottom of the seat body of the present invention.

[0025] Figure 7 It is a structural schematic diagram of the plug-in assembly of the present invention.

[0026] Figure 8 For the present invention Figure 7 Schematic diagram of the structure enlarged at point A in the middle.

[0027] Fig. 9 It is a structural schematic diagram of the limiting component of the present invention.

[0028] Fig.10 For the present invention Fig. 9 Schematic diagram of the enlarged structure at point B.

[0029] In the figure: watch 1; groove 11; snap-on strip block 12; watch strap 2; first magnetic strip block 21; second magnetic strip block 22; disassembly and assembly structure 3; seat body 30; cover 31; button 32; button plate 321; hook 322; button block 323; socket 324; guide rod 33; elastic needle piece 34; accommodating slide groove 4; limiting body 41; steel body block 5; limiting groove 51; extension strip seat 6; cylindrical groove 61; mounting round block 62; movable plug rod 63; limiting ring 64; abutment spring 65; accommodating groove 7; movable plug block 71; reset spring 72; first air bag block 73; connecting pipe 74; mounting plate 75; second air bag block 76; top block 77. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1 This is a structural schematic diagram of a watch of the present invention. The present invention provides a technical solution: a watch, the watch 1 includes a watch head and a watch strap 2, the watch head includes a watch case, and also includes a disassembly structure 3, the disassembly structure 3 connects the watch case and the watch strap 2.

[0032] Figure 3 is a schematic diagram of the structure of the bottom of the watch of the present invention, Figure 4 This is a schematic diagram of the structure of the watch strap of the present invention, the watch strap 2 includes a winding portion and a flat portion, a first magnetic strip 21 is embedded in the bottom of the watch strap 2 near the winding portion, and a second magnetic strip 22 is embedded in the end of the watch strap 2, the first magnetic strip 21 and the second magnetic strip 22 fit together and attract each other, and the end of the magnetically connected watch strap 2 is tightly connected to the upper watch strap 2 to form a closed loop of the winding portion of the watch strap 2, thereby realizing the positioning of the watch strap 2 on the watch case and preventing the end of the watch strap 2 from falling off and affecting the comfort of the user's arm when wearing it.

[0033] A steel body block 5 is embedded between the winding part and the first magnetic attraction strip block 21 at the bottom of the watch band 2. There are multiple steel body blocks 5, and the multiple steel body blocks 5 are arranged and distributed along the winding part of the watch band 2. The distance between two adjacent steel body blocks 5 is relatively close, which on the one hand ensures the stability of the connection, and on the other hand makes it more convenient to fix the watch band 2 after it is telescopic. A limiting groove 51 is opened on the steel body block 5.

[0034] Figure 2 It is a schematic structural diagram of the watch case of the present invention. Accommodating chutes 4 are opened on both sides of the watch case. The accommodating chutes 4 are in a "C"-shaped groove structure. The end of the winding part on the watch band 2 passes through the accommodating chutes 4. The corners of the accommodating chutes 4 are in an arc angle structure, which is convenient for the winding part on the watch band 2 to pass through the accommodating chutes 4. A limiting body 41 is installed on one side of the accommodating chutes 4. The limiting body 41 is fixed on the watch case by screws. The setting of the limiting body 41 forms the left and right positioning of the watch band 2 on the watch case. Grooves 11 are opened between the limiting bodies 41 on both sides of the watch case. The end of the seat body 30 can be inserted into the grooves 11. A clamping strip block 12 is accommodated in the grooves 11. The clamping strip block 12 and the watch case are of an integrally formed structure. The seat body 30 of the disassembly and assembly structure 3 is inserted into the grooves 11 on the watch case.

[0035] Figure 5 It is a schematic structural diagram of the disassembly and assembly structure of the present invention. Figure 6 It is a schematic structural diagram of the bottom of the seat body of the present invention. The disassembly and assembly structure 3 includes a seat body 30. The seat body 30 is in an "L" - shaped structure. An installation groove is opened at the bottom of the seat body 30. An insertion port is opened on one side wall of the seat body 30. The insertion port is communicated with the installation groove. A face cover 31 is arranged at the opening of the installation groove on the seat body 30. The face cover 31 is fixed on the seat body 30 by screws. A key 32 is slidably inserted on the face cover 31.

[0036] The key 32 includes a key plate 321, a hook 322 and a key block 323. A hook 322 is fixed at the end of the key plate 321 at the insertion port. A key block 323 is fixed on one side of the other end of the key plate 321. One end of the key block 323 penetrates through the face cover 31. The key plate 321 is accommodated in the installation groove and forms a moving space with the seat body 30.

[0037] Figure 7 It is a schematic structural diagram of the plug - in component of the present invention. A guide rod 33 is arranged in the moving space. The guide rod 33 is fixed on the seat body 30 in the installation groove. The key plate 321 is slidably sleeved on the guide rod 33. A spring needle part 34 is sleeved on the guide rod 33. The setting of the guide rod 33 plays a guiding role in the process of the movement of the key plate 321. The spring needle part 34 abuts between the key plate 321 and the seat body 30. The spring needle part 34 has the same function as a spring and plays a role in abutting the key plate 321.

[0038] The end of the button block 323 passes through the button plate 321, and the hook 322 on the button plate 321 is engaged with the connecting strip block 12. The length of the hook 322 protruding from the outer part of the installation slot is smaller than the length of the button block 323 protruding from the outer part of the surface cover 31, so that when the button block 323 is pressed, the hook 322 can be completely accommodated in the installation slot. The hook 322 protrudes on one side of the button plate 321 toward the surface cover 31, and a gap groove is formed between the hook 322 and the side wall of the surface cover 31, and the button block 323 is used to extend out of the installation slot for easy pressing.

[0039] When the button block 323 is pressed upward, the button block 323 moves upward, and the upward movement of the button block 323 drives the button plate 321 to move upward in the activity space, so that the hook 322 at one end of the button plate 321 also moves upward and disengages from the connecting strip block 12 in the watch case.

[0040] Figure 7 is a schematic diagram of the structure of the plug-in assembly of the present invention, Figure 8 For the present invention Figure 7 In the structural schematic diagram enlarged at point A in the middle, a plug-in assembly for easy adjustment is provided on the seat body 30, and the plug-in assembly includes a receiving groove 7, and the receiving groove 7 is provided on the end of the seat body 30. A movable plug-in block 71 is slidably plugged into the receiving groove 7. The movable plug-in block 71 is in an "L"-shaped block structure and forms a movable groove with the side wall of the receiving groove 7. The limiting groove 51 and the end of the movable plug-in block 71 on the disassembly structure 3 match each other. A first airbag block 73 is provided on the movable groove, and one end of the first airbag block 73 is bonded to the movable plug-in block 71. A reset spring 72 is abutted between the movable plug-in block 71 and the inner side of the receiving groove 7. The model and specification of the reset spring 72 can be selected according to the actual working conditions.

[0041] A receiving groove is provided on the seat body 30 at the inner side of the mounting groove, and a mounting plate 75 is provided at the opening of the receiving groove. A top block 77 is slidably inserted on the mounting plate 75, and a second airbag block 76 is bonded between the top block 77 and the receiving groove. A connecting pipe 74 is fixedly connected between the second airbag block 76 and the first airbag block 73. The models and specifications of the first airbag block 73 and the second airbag block 76 can be selected according to actual working conditions. The top block 77 has a "T"-shaped block structure, and the end is fitted with the key plate 321. The elastic force of the reset spring 72 is greater than the sum of the air pressures of the second airbag block 76 and the first airbag block 73 in the absence of other external forces.

[0042] When the key plate 321 moves upward in the movable space, during this process, the key plate 321 squeezes the end of the top block 77, causing the top block 77 to move upward. The top block 77 moves upward and squeezes the second airbag block 76. The second airbag block 76 is compressed and the gas inside it is transmitted to the first airbag block 73 through the connecting pipe 74. The first airbag block 73 expands and squeezes the movable plug-in block 71. The end of the movable plug-in block 71 moves into the accommodating groove 7. At this time, the seat body 30 is separated from the watch case and the watch strap respectively.

[0043] Fig. 9 is a schematic diagram of the structure of the limit assembly of the present invention, Fig.10 For the present invention Fig. 9 In the enlarged structural diagram at point B, a socket 324 is provided on one side of the button block 323, and the socket 324 has a certain depth. A limiting assembly is provided at the bottom of the seat body 30, and the limiting assembly includes an extension bar seat 6, which is fixed to the bottom of the seat body 30. A cylindrical groove 61 is provided on the extension bar seat 6, and the cylindrical groove 61 is vertically distributed with the button block 323. A mounting round block 62 is provided at the opening of the cylindrical groove 61, and the mounting round block 62 is fixed to the extension bar seat 6 by screws.

[0044] A movable plug rod 63 is slidably inserted on the mounting block 62, and the cylindrical groove 61 is set to provide a sliding track for the movable plug rod 63. The end of the movable plug rod 63 passes through the extension bar seat 6 and matches with the socket 324. A limiting ring 64 is fixed in the cylindrical groove 61 on the movable plug rod 63, and an abutment spring 65 is sleeved between the limiting ring 64 and the mounting block 62 on the movable plug rod 63. The model and specification of the abutment spring 65 can be selected according to actual working conditions.

[0045] When the button block 323 is pressed, the socket 324 and the end of the movable rod 63 match each other, and the sliding of the button block 323 is restricted by the end of the movable rod 63, preventing the button block 323 from moving up and down; under the elastic force of the abutment spring 65, the end of the movable rod 63 is inserted into the socket 324, thereby limiting the up and down movement of the button block 323.

[0046] During actual installation, the end of the winding portion on the strap 2 is passed through the receiving slide groove 4, the first magnetic attraction bar 21 and the second magnetic attraction bar 22 fit together and attract each other, the end of the strap 2 is tightly connected to the upper strap 2, forming a closed loop of the winding portion of the strap 2, and then the movable insertion rod 63 is pulled to accommodate its end in the cylindrical groove 61, and the button block 323 is pressed upward, and the button block 323 moves upward to drive the button plate 321 to move upward in the activity space, so that the hook 322 at one end of the button plate 321 also moves upward and is accommodated in the installation groove. In this process, the button plate 321 squeezes the end of the top block 77, causing the top block 77 to move upward. The top block 77 moves upward and squeezes the second airbag block 76. The second airbag block 76 is compressed and the gas therein is transmitted to the first airbag block 73 through the connecting pipe 74. The first airbag block 73 expands and squeezes the movable plug block 71. The end of the movable plug block 71 moves into the accommodating groove 7, and then the seat 30 of the disassembly structure 3 is inserted into the groove 11 on the watch case, and the button block 323 is released. Under the elastic force of the elastic needle member 34, the hook 322 on the button 32 is engaged with the clamping strip block 12 on the watch case. At this time, under the elastic force of the reset spring 72, the first airbag block 73 is squeezed, so that the top block 77 is plugged into the corresponding limit groove 51, so as to realize The disassembly structure 3 is fixedly connected to the watchband 2, so that the disassembly structure 3 can realize the function of fixing the disassembly structure 3 to connect the watch case and the watchband 2, and the length of the watchband 2 can be adjusted at the same time. The movable plug rod 63 is loosened, and the elastic force of the abutment spring 65 makes the end of the movable plug rod 63 plugged into the socket 324, so as to limit the upward and downward movement of the button block 323. When disassembling, it is only necessary to pull the movable plug rod 63 so that its end is accommodated in the cylindrical groove 61, and press the button block 323 upward. The upward movement of the button block 323 drives the button plate 321 to move upward in the movable space, so that the hook 322 at one end of the button plate 321 also moves upward and is accommodated in the installation groove During this process, the key panel 321 squeezes the end of the top block 77, causing the top block 77 to move upward, and the top block 77 moves upward and squeezes the second airbag block 76. The second airbag block 76 is compressed and transmits the gas inside it to the first airbag block 73 through the connecting pipe 74. The first airbag block 73 expands and squeezes the movable plug-in block 71. The end of the movable plug-in block 71 moves into the accommodating groove 7, and the disassembly structure 3 and the strap 2 are taken out separately to achieve disassembly; in this way, the structure can be quickly disassembled and assembled without the need for tools. At the same time, by winding the strap around the accommodating slide groove, the cooperation between the plug-in component and the limit component can solve the contradiction between adjustability and fixity.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spring-pin type quick disassembly and assembly structure for connecting a watch strap and a watch case, characterized in that: The disassembly and assembly structure (3) comprises a seat body (30) and also comprises a connection structure between a watch band 2 on a watch 1 and a watch case. The seat body (30) is in an "L"-shaped structure. A mounting groove is provided at the bottom of the seat body (30). A plug interface is provided on a side wall of the seat body (30). The plug interface is communicated with the mounting groove. A face cover (31) is provided at the opening of the mounting groove on the seat body (30). A button (32) is slidably plugged on the face cover (31). The button (32) comprises a button plate (321), a hook (322) and a button block (323). The end of the button plate (321) is provided with a hook (322) at the plug interface. The other end of the button plate (321) is provided with a button block (323). One end of the button block (323) passes through the face cover (321). The key plate (321) is arranged in the installation groove and forms an activity space between the key plate (321) and the seat body (30). A guide rod (33) is arranged in the activity space. The guide rod (33) is located in the installation groove and fixed on the seat body (30). A spring pin (34) is sleeved on the guide rod (33). The spring pin (34) abuts between the key plate (321) and the seat body (30). A plug hole (324) is provided on one side of the key block (323). The seat body (30) is provided with an adjustable plug assembly. The plug assembly includes a receiving groove (7). The receiving groove (7) is arranged on the end of the seat body (30). A movable plug block (71) is slidably plugged into the receiving groove (7). The movable plug block (71) is in an "L"-shaped block structure and is connected to the receiving groove (7). A movable groove is formed on the side wall, a receiving groove is provided on the seat body (30) at the inner side of the mounting groove, a mounting plate (75) is provided at the opening of the receiving groove, a top block (77) is slidably plugged on the mounting plate (75), the top block (77) is in a "T"-shaped block structure, and the end portion is fitted with the key plate (321), a first airbag block (73) is provided on the movable groove, one end of the first airbag block (73) is bonded to the movable plug-in block (71), a return spring (72) is provided between the movable plug-in block (71) and the inner side of the receiving groove (7), a second airbag block (76) is bonded between the top block (77) and the receiving groove, a connecting pipe (74) is provided between the second airbag block (76) and the first airbag block (73), and the elastic force of the return spring (72) The force is greater than the sum of the air pressures of the second airbag block (76) and the first airbag block (73) in the absence of other external forces. A limit assembly is provided at the bottom of the seat body (30), and the limit assembly includes an extension bar seat (6). The extension bar seat (6) is fixed to the bottom of the seat body (30). A cylindrical groove (61) is provided on the extension bar seat (6). The cylindrical groove (61) is vertically distributed with the key block (323). A mounting round block (62) is provided at the opening of the cylindrical groove (61). A movable plug rod (63) is slidably inserted on the mounting round block (62). The end of the movable plug rod (63) passes through the extension bar seat (6) and matches with the plug hole (324). A limit ring (64) is provided on the movable plug rod (63) in the cylindrical groove (61).A contact spring (65) is arranged between the limit ring (64) and the mounting round block (62) on the movable insertion rod (63). The watch band (2) includes a winding part and a flat part. A first magnetic attraction strip block (21) is embedded near the bottom of the winding part of the watch band (2), and a second magnetic attraction strip block (22) is embedded at the end of the watch band (2). The first magnetic attraction strip block (21) and the second magnetic attraction strip block (22) are attached and attract each other. A steel body block (5) is embedded between the winding part and the first magnetic attraction strip block (21) at the bottom of the watch band (2). There are multiple steel body blocks (5), and the multiple steel body blocks (5) are arranged and distributed along the winding part of the watch band (2). A limit groove (51) is formed on the steel body block (5), and the limit groove (51) is matched with the end of the movable insertion block (71) on the disassembly and assembly structure (3). Accommodating chutes (4) are formed on both sides of the watch case. The accommodating chute (4) has a "C"-shaped groove structure. The end of the winding part of the watch band (2) passes through the accommodating chute (4). A limiting body (41) is arranged on one side of the accommodating chute (4), and the limiting body (41) is fixed to the watch case by screws. Grooves (11) are formed between the limiting bodies (41) on both sides of the watch case. The end of the seat body (30) can be inserted into the groove (11). A clamping strip block (12) is arranged in the groove (11). The clamping strip block (12) and the watch case are of an integrally formed structure. A hook (322) on the key board (321) is clamped with the clamping strip block (12).

2. A spring-pin type quick disassembly and assembly structure for connecting a watch strap and a watch case according to claim 1, characterized in that: The end of the key block (323) is arranged to penetrate the key plate (321); the length of the hook (322) protruding from the outer part of the installation groove is less than the length of the key block (323) protruding from the outer part of the surface cover (31); the hook (322) protrudes on the key plate (321) toward one side of the surface cover (31); and a gap groove is formed between the hook (322) and the side wall of the surface cover (31).

3. A watchband structure, characterized in that: The watch comprises a watch strap (2), and also comprises a spring-pin-type quick disassembly and assembly structure (3) for connecting the watch strap and the watch case as claimed in any one of claims 1 to 2.

4. A watch, characterized in that: The watch (1) comprises a watch head and a watch strap (2), wherein the watch head comprises a watch case, and further comprises a spring-pin-type quick disassembly and assembly structure (3) for connecting the watch strap and the watch case as claimed in any one of claims 1 to 2, wherein the disassembly and assembly structure (3) connects the watch case and the watch strap (2).

Images