Detachable hat strap and helmet

Abstract

A detachable chin strap and a helmet thereof relate to the technical field of helmet chin straps. The chin strap comprises: a chin strap body; a fixing assembly disposed on the cap body and fixedly assembled with the chin strap body; and a mounting structure detachably mounted on the fixing assembly on a side away from the cap body and fixedly assembled with the chin strap body. The detachable chin strap employing the above technical solution achieves detachable assembly between the chin strap and the cap body through detachable assembly between the mounting structure and the fixing assembly. This detachable chin strap offers the advantages of easy chin strap assembly and disassembly, easy cleaning, stable installation, simple structure, and ingenious design.

Description

Technical Field

[0001] The invention relates to the technical field of helmet chin straps, and in particular to a detachable chin strap and a helmet. Background Art

[0002] Safety helmets or helmets are important equipment for protecting the head. Usually, there are connecting straps on the equipment such as safety helmets or helmets, and their function is to fasten the safety helmets or helmets on the user's head stably, reliably and safely.

[0003] Normally, users will sweat when wearing a safety helmet or helmet, especially in the hot summer. The hat strap is in direct contact with the human body and easily absorbs sweat and sticks to the body. If it is not cleaned in time, odor will be produced, which will affect the user's physical health and wearing experience.

[0004] The chin strap of the existing safety helmet or helmet is difficult to remove, or requires tools to be removed, which makes the chin strap difficult to clean and replace. Therefore, there is room for improvement. Summary of the Invention

[0005] The purpose of the present invention is to address the defects and shortcomings of the existing technology and provide a detachable hat strap, which realizes detachable assembly between the hat strap and the hat body through detachable assembly between the set installation structure and the fixed component. It has the advantages of easy disassembly and assembly of the hat strap, easy cleaning, stable installation, simple structure and ingenious design.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a detachable chin strap, comprising: a chin strap body; a fixing component arranged on the chin strap body and fixedly assembled with the chin strap body; and a mounting structure detachably mounted on the fixing component away from the side of the chin strap body and fixedly assembled with the chin strap body.

[0007] Furthermore, the fixing assembly includes: a first fixing piece arranged at the front end of the cap body; and a second fixing piece arranged at the rear end of the cap body; the mounting structure includes: a first disassembly device arranged between the cap band body and the first fixing piece, for realizing detachable assembly of the front end of the cap band body; and a second disassembly device arranged between the cap band body and the second fixing piece, for realizing detachable assembly of the rear end of the cap band body.

[0008] Furthermore, the first fixing part is provided with an installation groove and an assembly groove, the installation groove is located on the side of the first fixing part away from the cap body, and the assembly groove is located on the side of the first fixing part close to the edge of the cap body and is connected with the installation groove, and the first disassembly structure includes: a chin strap assembly part provided in the installation groove on the side away from the edge of the cap body and fixedly assembled with the chin strap body; a connector installed in the assembly groove and passing through the assembly groove to be plugged and assembled with the chin strap assembly part, the connector being used to confine the chin strap assembly part in the installation groove; and a magnetic suction component provided between the chin strap assembly part and the first fixing part and used to preliminarily fix the chin strap assembly part in the installation groove.

[0009] Furthermore, the magnetic component includes: a first magnetic component arranged on the first fixing part away from the side of the chin strap assembly; and a second magnetic component arranged on the side of the chin strap assembly close to the first fixing part, the second magnetic component being used to cooperate with the first magnetic component to preliminarily fix the chin strap assembly in the mounting groove.

[0010] Furthermore, a plug-in slot is provided at the bottom of the mounting slot, and the chin strap assembly comprises: an assembly part body, on which a chin strap mounting opening for assembling the chin strap body is provided; a plug-in platform protruding from the assembly part body and assembled with the plug-in slot; and a cross bar provided on the assembly part body and located in the chin strap mounting opening for fixing and assembling the chin strap body.

[0011] Furthermore, a mounting platform is protruding from the first fixing part on a side away from the chin strap assembly part, and the first magnetic part is installed in the mounting platform; a mounting hole is provided on the inner wall of the chin strap mounting opening, and the second magnetic part is installed in the mounting hole.

[0012] Furthermore, a mounting notch is provided on the chin strap assembly, a slide groove is provided on the side wall of the assembly groove, and the connector includes: a pressing portion and a sliding plug-in portion; the pressing portion passes through the assembly groove and is assembled with the mounting notch, and the pressing portion is used to press the chin strap body against the chin strap assembly and press the chin strap assembly into the mounting groove; the sliding plug-in portion is protruding on both sides of the connector, and the sliding plug-in portion is assembled with the slide groove.

[0013] Furthermore, the first fixing part is provided with a mounting groove, the mounting groove is located on the side of the first fixing part away from the cap body, and a first clamping groove is provided on the side wall of the mounting groove, and the first disassembly structure includes: a mounting auxiliary part arranged in the mounting groove, and a mounting cavity is provided on the mounting auxiliary part; a cap strap assembly part arranged in the mounting cavity and clamped and assembled with the first clamping groove, the cap strap assembly part is fixedly assembled with the cap strap body, and the cap strap assembly part can slide relative to the mounting auxiliary part to be clamped with or separated from the first clamping groove; and an elastic part arranged between the mounting auxiliary part and the cap strap first fixing part, the elastic part is used to press the cap strap first fixing part tightly against the first clamping groove.

[0014] Furthermore, a slide groove is provided on the installation auxiliary part, the slide groove is connected to the installation cavity, and a limit block is provided on the inner side wall of the installation cavity, and the hat strap assembly part includes: an assembly part body, a hat strap mounting opening for assembling the hat strap body is provided on the assembly part body; a sliding part provided on the assembly part body and assembled with the slide groove; a first clamping part provided on the sliding part close to the first clamping groove and assembled with the first clamping groove; a first limiting part provided on the assembly part body and coordinated with the limit block; and a cross bar provided on the assembly part body and located in the hat strap mounting opening for fixing and assembling the hat strap body.

[0015] Furthermore, the first fixing part is provided with a mounting groove, the mounting groove is located on the side of the first fixing part away from the cap body, and a first clamping slot is provided on the side wall of the mounting groove, the first disassembly structure is a chin strap assembly part, and the chin strap assembly part includes: an assembly part body assembled with the mounting groove, the assembly part body is provided with a chin strap mounting opening for assembling the chin strap body; a clamping block part protruding from the assembly part body and clamped with the first clamping slot; and a cross bar provided on the assembly part body and located in the chin strap mounting opening for fixing and assembling the chin strap body.

[0016] Furthermore, a side of the installation groove away from the edge of the cap body is provided with an oblique groove, and a wedge-shaped portion assembled with the oblique groove is provided on the assembly part body.

[0017] Furthermore, a mounting groove is provided on the first fixing member, and the mounting groove is located on the side of the first fixing member away from the cap body, and the first disassembly structure includes: a chin strap assembly part that is snap-fitted into the mounting groove and fixedly assembled with the chin strap body; and a tightening part that is installed in the mounting groove and abuts against the chin strap assembly part and is used to press and fix the chin strap assembly part in the mounting groove.

[0018] Furthermore, a snap-in block is provided on one side of the mounting groove close to the edge of the cap body, and the cap strap assembly comprises: an assembly body, which is provided with a mounting opening for assembling the cap strap body; a snap-in platform provided on the assembly body for assembling with the snap-in block; and a cross bar provided on the assembly body and located in the mounting opening.

[0019] 14. The repairing kit for automotive dents, according to claim 13, wherein a bottom of the foot stand comprises a through-hole, and the two foot pieces comprise two bosses, wherein the bosses comprise a through-hole, a screw bolt, and a nut. The through-hole comprises a first end, and a second end, of the foot stand comprises a through-hole. The bosses comprise a first end, a second end, and a second end of the foot stand. The bosses comprise a first end, a second end, and a second end of the foot stand.

[0020] Furthermore, a helmet includes: a hat body and the detachable hat strap as described above.

[0021] After adopting the above technical solution, the beneficial effects of the present invention are:

[0022] 1. When installing the chin strap, first wrap the chin strap body around the crossbar, and sew the end of the wrapped chin strap to the chin strap body to fix the chin strap to the crossbar; then install the assembly body in the installation slot, and ensure that the plug-in platform is aligned with the plug-in slot at the bottom of the installation slot; then use the mutual attraction between the first magnetic part and the second magnetic part to preliminarily fix the assembly body in the installation slot; then align the first clamping part on the plug-in with the slide and insert it into the assembly slot. After the plug-in is fully inserted into the assembly slot, the pressing part cooperates with the installation notch set on the assembly body, thereby confining the assembly body in the installation slot and realizing the installation of the chin strap body; when removing the chin strap, first push the plug-in out of the assembly slot to separate the pressing part from the installation notch, and then remove the chin strap assembly from the installation slot to complete the removal of the chin strap body. The detachable chin strap set in this way has the advantages of easy chin strap disassembly and assembly, easy cleaning, stable installation, simple structure and ingenious design.

[0023] 2. When installing the chin strap, first wrap the chin strap body around the cross bar, and sew the end of the wrapped chin strap to the chin strap body to fix the chin strap and the cross bar; then install the chin strap assembly into the installation cavity, and ensure that the sliding part on the chin strap assembly fits with the slide groove. After fitting, place the elastic part between the chin strap assembly and the inside of the installation cavity, and push the chin strap assembly toward one side of the installation cavity until the first limit part on the chin strap assembly fits with the limit block, completing the assembly between the chin strap assembly and the installation auxiliary part; then Slide the chin strap assembly toward the side of the installation auxiliary component and place it in the installation groove. Then release the chin strap assembly so that the chin strap assembly is pressed against the inner wall of the installation groove under the elastic force of the elastic component. At this time, the clamping block on the chin strap assembly cooperates with the first clamping groove, thereby installing the chin strap assembly and the installation auxiliary component in the installation groove, thus completing the installation of the chin strap body. When removing the chin strap, push the chin strap assembly to disengage the clamping block from the first clamping groove, and then remove the chin strap assembly and the installation auxiliary component from the installation groove. The detachable chin strap thus provided has the advantages of easy chin strap disassembly and assembly, easy cleaning, stable installation, simple structure and ingenious design.

[0024] 3. When installing the chin strap, first wrap the chin strap body around the crossbar, and sew the ends of the wrapped chin strap to the chin strap body to fix the chin strap to the crossbar; then install the chin strap assembly into the installation slot, and under the action of the upper inclined slot, the chin strap assembly gradually engages with the installation slot, and finally, the clamping block provided on the assembly body cooperates with the first clamping slot to complete the installation of the chin strap body. When removing the chin strap, it is only necessary to apply force to force the clamping block to separate from the first clamping slot, and then remove the chin strap assembly from the installation slot. The detachable chin strap set in this way has the advantages of easy chin strap disassembly and assembly, easy cleaning, stable installation, simple structure, and ingenious design.

[0025] 4. The quick-release part and the fixing part cooperate with each other to achieve detachable assembly between the chin strap body and the helmet body. Specifically, when installing the chin strap, first insert the chin strap body into the through-hole formed between the assembly part and the main plate to complete the assembly of the chin strap body and the quick-release part, and then press the first clamping joint against the clamping plate in the clamping groove. At the same time, the second limiting part on the main plate cooperates with the limiting groove on the fixing part to achieve assembly between the quick-release part and the fixing part; when disassembling the chin strap, first rotate the assembly part to separate the second limiting part from the limiting groove, continue to rotate until the first clamping joint is separated from the clamping plate, and then directly take out the chin strap body and the quick-release part to complete the disassembly of the chin strap. The disassembly structure provided in this way realizes the detachable assembly between the chin strap body and the helmet body through a simple clamping method, which has the advantages of simple structure, ingenious design and easy disassembly and assembly; at the same time, through the assembly between the second limiting part and the limiting groove and the tight contact between the first clamping joint and the clamping plate, the main plate and the fixing part are firmly assembled, thereby ensuring the firmness and reliability of the chin strap body after installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0027] Figure 1 It is a schematic diagram of the overall structure of Example 1;

[0028] Figure 2 is a structural diagram of the cap strap body, mounting structure and fixing assembly in Example 1;

[0029] Figure 3 This is a first exploded view of the first disassembly device and the first fixing member in Example 1;

[0030] Figure 4 This is a second exploded view of the first disassembly device and the first fixing member in Example 1;

[0031] Figure 5 This is a first exploded view of the second disassembly device and the second fixing member in Example 1;

[0032] Figure 6 This is a second exploded view of the second disassembly device and the second fixing member in Example 1;

[0033] Figure 7 is an overall schematic diagram of the first disassembly device and the first fixing member in Example 2;

[0034] Figure 8 is an exploded view of the first disassembly device and the first fixing member in Example 2;

[0035] Figure 9 is an exploded view of the chin strap assembly and the installation auxiliary parts in Example 2;

[0036] Figure 10 is a schematic structural diagram of the cap strap assembly in Example 2;

[0037] Figure 11 is a schematic structural diagram of the first fixing member in Example 2;

[0038] Figure 12 is an overall schematic diagram of the first disassembly device and the first fixing member in Example 3;

[0039] Figure 13 is an exploded view of the first disassembly device and the first fixing member in Example 3;

[0040] Figure 14 is a structural diagram of the cap strap assembly in Example 3;

[0041] Figure 15 is an overall schematic diagram of the first disassembly device, the first fixing member and the chin strap body in Example 4;

[0042] Figure 16 This is a first exploded view of the first disassembly device, the first fixing member and the chin strap body in Example 4;

[0043] Figure 17 This is a second exploded view of the first disassembly device, the first fixing member, and the chin strap body in Example 4;

[0044] Figure 18 This is a first exploded view of the second disassembly device and the second fixing member in Example 5;

[0045] Figure 19 This is a second exploded view of the second disassembly device and the second fixing member in Example 5;

[0046] Figure 20 This is a schematic diagram of the first structure of the second disassembly device and the second fixing member in Example 6;

[0047] Figure 21 This is a schematic diagram of a second structure of the second disassembly device and the second fixing member in Example 6;

[0048] Figure 22 is an exploded view of the second disassembly device and the second fixing member in Example 6;

[0049] Figure 23is a schematic diagram of the overall structure of the second disassembly device and the second fixing member in Example 7;

[0050] Figure 24 It is an exploded view of the second disassembly device and the second fixing member in Example 7.

[0051] Explanation of reference numerals: 100, cap body; 110, cap band body; 200, fixing assembly; 201, mounting slot; 202, assembly slot; 203, plug-in slot; 204, first slide slot; 205, first snap-fit ​​slot; 206, first snap-fit ​​slot; 207, inclined slot; 208, arc-shaped notch; 209, limiting slot; 2010, snap-fit ​​slot; 2011, second snap-fit ​​slot; 210, mounting platform; 2 20. Snap-fit ​​block; 230. First fixing member; 240. Second fixing member; 241. Snap-fit ​​plate; 242. Snap-fit ​​platform; 242a. Position-limiting boss; 243. Second snap-fit ​​joint; 244. Position-limiting boss; 300. Cap strap assembly; 301. Cap strap mounting opening; 302. Mounting hole; 303. Mounting notch; 310. Assembly body; 311. Anti-slip groove; 312. Anti-slip ridge; 3 20. Connecting platform; 330. Crossbar; 340. Sliding portion; 350. First clamping portion; 360. First limiting portion; 370. Mounting column; 380. Block portion; 390. Wedge-shaped portion; 3100. Connecting platform; 400. Connecting member; 401. Through slot; 410. Abutting portion; 420. Sliding connecting portion; 430. Anti-slip portion; 500. Magnetic assembly; 510. First magnetic member; 52 0. Second magnetic part; 600. Installation auxiliary part; 601. Installation cavity; 602. Second slide groove; 610. Limit block; 700. Elastic part; 800. Tightening part; 900. Quick release part; 901. Through hole; 902. Second card slot; 910. Main body plate; 911. Second limiting part; 920. First card joint; 930. Connecting column; 940. Assembly part; 950. Second card connection part. DETAILED DESCRIPTION

[0052] The present invention will be further described in detail below with reference to the accompanying drawings.

[0053] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to this embodiment as needed, but as long as they are within the scope of the claims of the present invention, they are protected by patent law.

[0054] Example 1:

[0055] This embodiment relates to a detachable hatband, such as Figure 1-4 As shown, the chin strap is mainly used for cycling helmets and construction safety helmets, and the chin strap includes: a chin strap body 110, a fixing assembly 200 and a mounting structure.

[0056] Among them, the chin strap body 110 is passed through the mounting structure and fixed to the mounting structure by sewing. The fixing component 200 is provided on the cap body 100 and fixedly assembled with the chin strap body 110. The mounting structure is detachably mounted on the fixing component 200 away from the side of the cap body 100, and the mounting structure is fixedly assembled with the chin strap body 110. It is worth noting that in this embodiment, the chin strap body 110 is a knitted belt. The fixing component 200 is an embedded part, and when the cap body 100 is formed, the fixing component 200 is embedded in the cap body 100. After the cap body 100 is formed, the fixing component 200 and the cap body 100 are formed as one piece.

[0057] Furthermore, the fixing assembly 200 includes a first fixing member 230 and a second fixing member 240. The first fixing member 230 is disposed at the front end of the cap body 100. When the helmet is worn, the first fixing member 230 is located at the brim. The second fixing member 240 is disposed at the rear end of the cap body 100. When the helmet is worn, the second fixing member 240 is located at the back of the head.

[0058] The mounting structure includes a first disassembly device and a second disassembly device. The first disassembly device is disposed between the chin strap body 110 and the first fixing member 230. The first disassembly device is used to achieve detachable assembly of the front end of the chin strap body 110. The second disassembly device is disposed between the chin strap body 110 and the second fixing member 240. The second disassembly device is used to achieve detachable assembly of the rear end of the chin strap body 110.

[0059] Furthermore, if Figure 1-4 As shown, the first fixing member 200 is provided with a mounting groove 201 and an assembly groove 202. The mounting groove 201 is located on the side of the first fixing member 200 away from the cap body 100, and the assembly groove 202 is located on the side of the first fixing member 200 close to the edge of the cap body 100 and is connected to the mounting groove 201. The first disassembly structure includes: a cap strap assembly 300, a connector 400, and a magnetic attraction component 500.

[0060] Specifically, the chin strap assembly 300 is disposed in the mounting groove 201 on a side away from the edge of the cap body 100, and the chin strap assembly 300 is fixedly assembled with the chin strap body 110. The plug-in component 400 is installed in the assembly groove 202 and passes through the assembly groove 202 to be plugged and assembled with the chin strap assembly 300. The plug-in component 400 is used to confine the chin strap assembly 300 in the mounting groove 201. The magnetic component 500 is disposed between the chin strap assembly 300 and the first fixing component 200, and the magnetic component 500 is used to initially fix the chin strap assembly 300 in the mounting groove 201.

[0061] Furthermore, if Figure 1-4As shown, the magnetic assembly 500 includes a first magnetic component 510 and a second magnetic component 520. The first magnetic component 510 is disposed on the first fixing member 200 on a side away from the chin strap assembly 300. The second magnetic component 520 is disposed on the chin strap assembly 300 on a side closer to the first fixing member 200. The second magnetic component 520 is used to cooperate with the first magnetic component 510 to initially secure the chin strap assembly 300 within the mounting slot 201, thereby facilitating assembly of the connector 400 with the chin strap assembly 300.

[0062] Preferably, if Figure 1-4 As shown, the bottom of the mounting groove 201 is provided with a plug-in groove 203. The chin strap assembly 300 includes: an assembly body 310, a plug-in platform 320, and a crossbar 330. Specifically, the assembly body 310 is provided with a chin strap mounting opening 301 for assembling the chin strap body 110. The plug-in platform 320 protrudes from the assembly body 310 and is assembled with the plug-in groove 203. The crossbar 330 is provided on the assembly body 310 and is located within the chin strap mounting opening 301. The crossbar 330 is used to securely assemble the chin strap body 110.

[0063] It should be noted that a mounting platform 210 is protruding from the first fixing part 200 on the side away from the chin strap assembly part 300, and the first magnetic part 510 is installed in the mounting platform 210. When the first fixing part 200 is assembled, the mounting platform 210 and the first magnetic part 510 are both pre-buried in the cap body 100. A mounting hole 302 is provided on the inner wall of the chin strap mounting port 301, and the second magnetic part 520 is installed in the mounting hole 302. The plug-in platform 320 and the cross bar 330 are both integrally formed with the assembly part body 310. An anti-slip portion 430 is provided on the side of the assembly part body 310 away from the assembly groove 202, so as to facilitate the user to push the connector 400.

[0064] Further, if Figure 1-4 As shown, a mounting notch 303 is provided on the chin strap assembly 300, and a first slide groove 204 is provided on the side wall of the assembly groove 202. The connector 400 includes a pressing portion 410 and a sliding plug portion 420. The pressing portion 410 passes through the assembly groove 202 and is assembled with the mounting notch 303. The pressing portion 410 is used to press the chin strap body 110 against the chin strap assembly 300 and press the chin strap assembly 300 into the installation groove 201. The sliding plug portion 420 is protrudingly provided on both sides of the connector 400, and the sliding plug portion 420 is assembled with the first slide groove 204. In this embodiment, a through groove 401 is further provided on the connector 400, and the through groove 401 is used for the chin strap body 110 to pass through, so that the chin strap passes through the through groove 401 and is fixedly assembled with the cross bar 330.

[0065] Further, if Figure 2 、 56, the second fixing member 240 is provided with a second clamping groove 2011, and the inner wall of the second clamping groove 2011 is symmetrically provided with a clamping plate 241. The quick release member 900 includes: a main plate 910, a first clamping joint 920, a connecting column 930 and an assembly portion 940.

[0066] Specifically, the main plate 910 is the main body of the quick-release part 900. The first snap joint 920 is provided on the main plate 910 close to the side of the helmet body, and the first snap joint 920 is used to pass through the second snap groove 2011 and abut and fasten with the fixed body snap plate 241. One end of the connecting column 930 is assembled with the first snap joint 920 and the other end is assembled with the main plate 910, thereby realizing the assembly between the first snap joint 920 and the main plate 910. The assembly portion 940 is protrudingly provided on the side of the main plate 910 away from the helmet body, and the assembly portion 940 is used to form a through hole 901 between the main plate 910, so that the chin strap body 110 can be passed through.

[0067] Preferably, in order to ensure stability and firmness between the quick release member 900 and the second fixing member 240 after assembly, a limiting groove 209 is provided on the second fixing member 240 near the main plate 910. At the same time, a second limiting portion 911 is provided on the main plate 910. The second limiting portion 911 is used to cooperate with the limiting groove 209, thereby limiting the position of the quick release member 900 and ensuring stability after assembly.

[0068] It should be noted that in this embodiment, the assembly portion 940, main plate 910, connecting portion, second limiting portion 911, and first clamping joint 920 are integrally formed. Furthermore, the assembly portion 940 can also function as a knob for rotating the quick-release member 900. Two limiting slots 209 are provided, and two corresponding second limiting portions 911 are provided. The second clamping groove 2011 is a circular groove, and the clamping plate 241 is integrally formed with the sidewalls of the second clamping groove 2011. The gap between the two clamping plates 241 matches the width of the first clamping joint 920.

[0069] The design principle of this embodiment is roughly as follows: when installing the hat band, first wrap the hat band body 110 around the cross bar 330, and sew the end of the wrapped hat band to the hat band body 110, thereby fixing the hat band and the cross bar 330; then install the assembly part body 310 in the installation groove 201, and ensure that the plug-in platform 320 is aligned with the plug-in groove 203 at the bottom of the installation groove 201; then, through the mutual attraction between the first magnetic member 510 and the second magnetic member 520, the assembly part body 310 is initially fixed in the installation groove 201; then, the plug-in member 4 00 is aligned with the slide and inserted into the assembly groove 202. After the plug-in component 400 is fully inserted into the assembly groove 202, the pressing portion 410 cooperates with the installation notch 303 provided on the assembly component body 310, thereby confining the assembly component body 310 in the installation groove 201, and realizing the installation of the chin strap body 110. When removing the chin strap, first push the plug-in component 400 out of the assembly groove 202 to separate the pressing portion 410 from the installation notch 303, and then remove the chin strap assembly component 300 from the installation groove 201, thus completing the removal of the chin strap body 110. The detachable chin strap thus provided has the advantages of easy chin strap disassembly and assembly, easy cleaning, stable installation, simple structure and ingenious design.

[0070] Example 2:

[0071] The main difference between this embodiment and embodiment 1 is that Figure 5-9 As shown, in this embodiment, the first fixing member 200 is provided with a mounting groove 201, and the mounting groove 201 is located on the side of the first fixing member 200 away from the cap body 100. A first engaging groove 205 is provided on the side wall of the mounting groove 201, and the first disassembly structure includes: an installation auxiliary member 600, a cap strap assembly member 300, and an elastic member 700.

[0072] Specifically, if Figure 5-9 As shown, the mounting aid 600 is disposed within the mounting groove 201, and the mounting aid 600 is provided with a mounting cavity 601. The chin strap assembly 300 is disposed within the mounting cavity 601 and is engaged and assembled with the first engaging groove 205. The chin strap assembly 300 is fixedly assembled with the chin strap body 110 and can slide relative to the mounting aid 600 to engage with or disengage from the first engaging groove 205. An elastic member 700 is disposed between the mounting aid 600 and the first chin strap fixing member 200. The elastic member 700 is used to press the first chin strap fixing member 200 against the first engaging groove 205.

[0073] Furthermore, if Figure 5-9As shown, the mounting auxiliary member 600 is provided with a second slide groove 602, which is in communication with the mounting cavity 601. A limit block 610 is provided on the inner side wall of the mounting cavity 601. The cap band assembly 300 includes: an assembly body 310, a sliding portion 340, a first clamping portion 350, a first limit portion 360 and a cross bar 330.

[0074] Specifically, if Figure 5-9 As shown, the assembly body 310 is provided with a chin strap mounting opening 301 for assembling the chin strap body 110. The sliding portion 340 is provided on the assembly body 310 and assembled with the slide groove. The first clamping portion 350 is provided on the sliding portion 340 on the side close to the first clamping groove 205, and the first clamping portion 350 is assembled with the first clamping groove 205. The first limiting portion 360 is provided on the assembly body 310 and cooperates with the limiting block 610. The cross bar 330 is provided on the assembly body 310 and is located at the chin strap mounting opening 301. The cross bar 330 is a cross bar 330 for fixing and assembling the chin strap body 110. In this embodiment, the sliding portion 340, the first clamping portion 350, the first limiting portion 360 and the cross bar 330 are all integrally formed with the assembly body 310. To facilitate installation of the elastic member 700, a mounting post 370 is provided on the assembly body, and the elastic member 700 is sleeved on the mounting post 370. The elastic member 700 is a spring. The assembly body 310 is provided with an anti-slip ridge 312. In other embodiments, the elastic member 700 can also be a spring block or a spring piece.

[0075] The working principle of this embodiment is roughly as follows: when installing the hat strap, first wrap the hat strap body 110 around the cross bar 330, and sew the end of the wrapped hat strap to the hat strap body 110, thereby fixing the hat strap and the cross bar 330; then install the hat strap assembly 300 in the installation cavity 601, and ensure that the sliding portion 340 on the hat strap assembly 300 cooperates with the slide groove, and after cooperation, place the elastic member 700 between the hat strap assembly and the inside of the installation cavity 601, and push the hat strap assembly 300 toward one side of the installation cavity 601 until the first limiting portion 360 on the hat strap assembly 300 cooperates with the limiting block 610, completing the assembly between the hat strap assembly 300 and the installation auxiliary member 600. Then, the chin strap assembly part 300 is slid toward the side of the installation auxiliary part 600 and placed in the installation groove 201. Then, the chin strap assembly part 300 is released, so that the chin strap assembly part 300 is pressed against the inner wall of the installation groove 201 under the elastic force of the elastic part 700. At this time, the block part 380 on the chin strap assembly part 300 cooperates with the first clamping groove 205, so that the chin strap assembly part 300 and the installation auxiliary part 600 are installed in the installation groove 201, that is, the installation of the chin strap body 110 is completed. When removing the chin strap, the block part 380 is disengaged from the first clamping groove 205 by pushing the chin strap assembly part 300, and then the chin strap assembly part 300 and the installation auxiliary part 600 are taken out of the installation groove 201. The detachable chin strap provided in this way has the advantages of easy chin strap disassembly and assembly, easy cleaning, stable installation, simple structure and ingenious design.

[0076] Example 3:

[0077] The main difference between this embodiment and embodiment 1 and embodiment 2 is that Figure 10-12 As shown, in this embodiment, the first fixing member 200 is provided with a mounting groove 201. The mounting groove 201 is located on the side of the first fixing member 200 away from the cap body 100, and a first locking groove 206 is provided on the side wall of the mounting groove 201. The first disassembly structure is a chin strap assembly 300, and the chin strap assembly 300 includes: an assembly body 310, a blocking portion 380, and a crossbar 330.

[0078] Specifically, if Figure 10-12 As shown, the assembly body 310 is assembled with the mounting groove 201, and the assembly body 310 is provided with a chin strap mounting opening 301 for the chin strap body 110. The clamping block 380 is protruding from the assembly body 310 and engages with the first clamping groove 206. The crossbar 330 is provided on the assembly body 310 and is located in the chin strap mounting opening 301. The crossbar 330 is used to fix the chin strap body 110.

[0079] Preferably, Figure 10-12As shown, the side of the mounting groove 201 away from the edge of the cap body 100 is provided with an oblique groove 207, and the assembly body 310 is provided with a wedge-shaped portion 390 assembled with the oblique groove 207. Moreover, in order to facilitate the disassembly of the cap band assembly 300, an arc-shaped notch 208 is provided on the first fixing member 200 for accommodating fingers.

[0080] The working principle of this embodiment is roughly as follows: when installing the chin strap, first wrap the chin strap body 110 around the cross bar 330, and sew the end of the wrapped chin strap to the chin strap body 110, thereby fixing the chin strap and the cross bar 330; then install the chin strap assembly 300 into the installation slot 201, and under the action of the upper inclined slot 207, the chin strap assembly 300 gradually engages with the installation slot 201, and finally, the block portion 380 provided on the assembly body 310 cooperates with the first block slot 206 to complete the installation of the chin strap body 110. When removing the chin strap, it is only necessary to apply force to force the block portion 380 to separate from the first block slot 206, and then remove the chin strap assembly 300 from the installation slot 201. The detachable chin strap provided in this way has the advantages of easy chin strap disassembly and assembly, easy cleaning, stable installation, simple structure, and ingenious design.

[0081] Example 4:

[0082] The main difference between this embodiment and embodiment 1, embodiment 2 and embodiment 3 is that Figure 13-15 As shown, in this embodiment, a mounting groove 201 is provided on the first fixing member 200 , and the mounting groove 201 is located on the side of the first fixing member 200 away from the cap body 100 . The first disassembly structure includes: a cap band assembly part 300 and a pressing part 800 .

[0083] Specifically, the chin strap assembly 300 is snap-fitted into the mounting slot 201 and fixedly assembled with the chin strap body 110. The pressing member 800 is installed in the mounting slot 201 and abuts against the chin strap assembly 300. The pressing member 800 is used to press and fix the chin strap assembly 300 into the mounting slot 201.

[0084] Further, if Figure 13-15 As shown, a clamping block 220 is provided on one side of the mounting groove 201 near the edge of the cap body 100, and the chin strap assembly 300 includes: an assembly body 310, a clamping platform 3100 and a cross bar 330. Among them, the assembly body 310 is provided with a chin strap mounting opening 301 for assembling the chin strap body 110. The clamping platform 3100 is provided on the assembly body 310 and is used for assembly with the clamping block 220. The cross bar 330 is provided on the assembly body 310 and is located in the chin strap mounting opening 301. The cross bar 330 is used for fixing and assembling the chin strap body 110. In this embodiment, two sets of clamping blocks 220 and clamping platforms 3100 are provided. An anti-slip groove 311 is provided on the assembly body 310.

[0085] Example 5:

[0086] The main difference between this embodiment and embodiment 1 is that Figure 18-19 As shown, in this embodiment, the first clamping joint 920 and the connecting column 930 form a T-shaped clamping structure, and the second clamping groove 2011 is a rectangular groove. The clamping plates 241 are disposed at the upper end of the rectangular groove and are distributed left and right. The second limiting portions 911 are also provided at the upper end of the main plate 910, and there are two of them. The limiting groove 209 is provided at the upper end of the second fixing member 240.

[0087] During assembly, the first snap connector 920 is first plugged into the lower end of the rectangular groove, and then the quick release part 900 is slid upward so that the snap connector is pressed against the snap plate 241 until the second limiting portion 911 is engaged with the limiting groove 209, completing the assembly between the quick release part 900 and the second fixing part 240.

[0088] Example 6:

[0089] The main difference between this embodiment and embodiment 1 is that Figure 20-22 As shown, in this embodiment, the second fixing member 240 is provided with a through hole 901 for the chin strap body 110 to pass through, and a buckle platform 242 is provided on the side of the second fixing member 240 protruding from the side close to the helmet body. The buckle platform 242 is provided with a buckle groove 2010, and the quick release member 900 is snap-fitted into the buckle groove 2010. The quick release member 900 is placed horizontally on one side of the through hole 901, and the chin strap body 110 is passed through the through hole 901 and assembled with the quick release member 900.

[0090] Preferably, two engaging platforms 242 are provided, one located above and one below the through-hole 901. Two limiting bosses 242a are provided within the engaging groove 2010, near the through-hole 901. These bosses 242a are used to retain the quick-release member 900 within the engaging groove 2010. In this embodiment, the quick-release member 900 is a cylindrical quick-release rod.

[0091] Example 7:

[0092] The main difference between this embodiment and embodiment 1 is that Figure 23 、 24 As shown, in this embodiment, a second clamping joint 243 is provided at the end of the second fixing member 240 , and the quick release member 900 includes: a main plate 910 , a second clamping portion 950 and an assembly portion 940 .

[0093] The main plate 910 is the main portion of the quick-release assembly 900. A second engaging portion 950 is disposed on the main plate 910 near the second engaging connector 243 and is configured to engage with the second engaging connector 243. A mounting portion 940 protrudes from the main plate 910 on a side away from the helmet body and forms a through-hole 901 with the main plate 910.

[0094] Preferably, to ensure a secure fit between the quick-release member 900 and the quick-release lever, the second engaging portion 950 is provided with a second engaging groove 902 that engages with the second engaging joint 243, and a limiting notch is provided on the side of the second engaging groove 902. A limiting protrusion 244 is provided on the second fixing member 240 near the second engaging joint 243. The limiting protrusion 244 is configured to engage with the limiting notch to retain the quick-release member 900 on the second fixing member 240.

[0095] The above is only used to illustrate the technical solution of the present invention and is not intended to limit it. Other modifications or equivalent substitutions made to the technical solution of the present invention by ordinary technicians in this field should be included in the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. A detachable hatband, characterized in that: include: Hatband body(110); A fixing assembly (200) is provided on the inner side wall of the cap body (100) and fixedly assembled with the cap band body (110); and a mounting structure detachably mounted on the fixing assembly (200) near the opening of the cap body (100) and fixedly assembled with the cap band body (110); The fixing assembly (200) comprises: a first fixing member (230) arranged at the front end of the cap body (100); when the helmet is worn, the first fixing member (230) is located at the brim of the cap; and a second fixing member (240) provided at the rear end of the cap body (100); when the helmet is worn, the second fixing member (240) is located at the back of the head; The mounting structure includes: a first disassembly device disposed between the chin strap body (110) and the first fixing member (230) for realizing detachable assembly of the front end of the chin strap body (110); and a second disassembly device disposed between the chin strap body (110) and the second fixing member (240) and used for achieving detachable assembly of the rear end of the chin strap body (110); The first fixing member (200) is provided with a mounting groove (201) and an assembly groove (202); one side of the first fixing member is connected to the inner side wall of the cap body (100); the mounting groove (201) is located on the other side opposite to the first fixing member; the assembly groove (202) is located on the first fixing member (200) near the opening of the cap body (100) and is communicated with the mounting groove (201); the first disassembly device comprises: a chin strap assembly part (300) disposed in the mounting groove (201) at a side away from the edge of the chin strap body (100) and fixedly assembled with the chin strap body (110); a connector (400) installed in the assembly slot (202) and passing through the assembly slot (202) to be plugged and assembled with the chin strap assembly (300), the connector (400) being used to confine the chin strap assembly (300) in the installation slot (201); and A magnetic attraction component (500) is provided between the chin strap assembly (300) and the first fixing member (200) and is used for preliminarily fixing the chin strap assembly (300) in the installation groove (201).

2. The detachable chin strap according to claim 1, wherein: The magnetic component (500) includes: a first magnetic component (510) arranged on the first fixing component (200) on a side away from the chin strap assembly (300); and a second magnetic component (520) arranged on the chin strap assembly (300) on a side close to the first fixing component (200), wherein the second magnetic component (520) is used to cooperate with the first magnetic component (510) to preliminarily fix the chin strap assembly (300) in the installation groove (201).

3. The detachable hatband according to claim 2, characterized in that: The bottom of the installation slot (201) is provided with a plug-in slot (203), and the cap strap assembly (300) comprises: An assembly part body (310), wherein the assembly part body (310) is provided with a chin strap mounting opening (301) for assembling the chin strap body (110); a plug-in platform (320) protruding from the assembly part body (310) and assembled with the plug-in slot (203); and A crossbar (330) is provided on the assembly part body (310) and is located in the chin strap mounting opening (301) and is used for fixing and assembling the chin strap body (110).

4. The detachable chin strap according to claim 3, wherein: A mounting platform (210) is provided on the first fixing member (200) at a side away from the chin strap assembly member (300), and the first magnetic member (510) is installed in the mounting platform (210); a mounting hole (302) is provided on the inner wall of the chin strap mounting opening (301), and the second magnetic member (520) is installed in the mounting hole (302).

5. The detachable chin strap according to claim 1, wherein: The cap band assembly part (300) is provided with an installation notch (303), the side wall of the assembly groove (202) is provided with a sliding groove, and the plug-in part (400) includes: a pressing part (410) and a sliding plug-in part (420); The pressing portion (410) passes through the assembly groove (202) and is assembled with the installation notch (303), and the pressing portion (410) is used to press the chin strap body (110) against the chin strap assembly part (300) and press the chin strap assembly part (300) into the installation groove (201); The sliding plug-in portion (420) is protrudingly arranged on both sides of the plug-in component (400), and the sliding plug-in portion (420) is assembled with the sliding groove.

6. A helmet, characterized in that: include: A cap body (100) and a detachable cap strap as claimed in any one of claims 1 to 5.

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