A helmet

Abstract

The application discloses a helmet and belongs to the technical field of helmets. The helmet comprises a helmet shell, a mask assembly and an adjusting unit. The mask assembly is rotationally connected to the helmet shell. The adjusting unit comprises a fixing seat assembly, a gear adjusting plate, a switch assembly and a pull ring. The fixing seat assembly is connected to the helmet shell. The gear adjusting plate is provided with a plurality of ratchets in a first direction. The gear adjusting plate is elastically connected to the fixing seat assembly in a second direction. The switch assembly is elastically and slidingly connected to the fixing seat assembly in the first direction. The switch assembly is provided with a pawl matched with the ratchets. The switch assembly is connected to the mask assembly. The pull ring is connected to the mask assembly and the helmet shell. The pull ring is used for resetting the mask assembly. The helmet has the multiple gear adjusting functions, and the user experience is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of helmets, in particular to a helmet. BACKGROUND

[0002] The helmet is a device for protecting the head. When riding a motorcycle or an electric vehicle, the head is protected by wearing a helmet to resist injury. The front side of the helmet is provided with a mask, which can block the wind and protect the face, eyes and the like. In the prior art, the mask is rotatably connected to the helmet, and the mask can be opened or closed according to the needs. However, the mask on the above-mentioned helmet lacks adjustment function. When the mask is completely closed, the inside of the helmet is stuffy and not breathable, affecting the comfort, and when the mask is completely opened, it cannot play a protective role, and the user experience is poor.

[0003] Therefore, there is an urgent need for a helmet to solve the above-mentioned problems. SUMMARY

[0004] The purpose of the present application is to provide a helmet, the mask has multiple gear adjustment functions, and the user experience is improved.

[0005] To achieve this purpose, the present application adopts the following technical solutions:

[0006] A helmet is provided, which comprises a helmet shell, a mask assembly and an adjustment unit, the mask assembly is rotatably connected to the helmet shell, and the adjustment unit comprises:

[0007] A fixed seat assembly is connected to the helmet shell;

[0008] A gear adjustment plate is provided with a plurality of ratchet teeth in a first direction, and the gear adjustment plate is elastically connected to the fixed seat assembly in a second direction;

[0009] A switch assembly is elastically and slidingly connected to the fixed seat assembly in the first direction, the switch assembly is provided with a pawl matched with the ratchet teeth, and the switch assembly is connected to the mask assembly;

[0010] A pull ring is connected to the mask assembly and the helmet shell, and the pull ring is used for resetting the mask assembly.

[0011] In some possible embodiments, one end of the gear adjustment plate is provided with a guide plate, and the switch assembly comprises:

[0012] A push switch is provided with a stop block on one side in the second direction, and the push switch is elastically connected to the fixed seat assembly;

[0013] A puller is arranged on one side of the push switch facing the stopper, the puller is connected with the mask assembly, the pawl is arranged on the puller, and the side of the stopper away from the puller is capable of being slidably connected with the guide plate.

[0014] In some possible embodiments, the guide plate is provided with a first inclined portion, the stopper is provided with a second inclined portion adapted to the first inclined portion, the first inclined portion is capable of sliding along the second inclined portion, and the first inclined portion is inclined away from the tooth back of the ratchet.

[0015] In some possible embodiments, the switch assembly further comprises:

[0016] A first elastic member is connected between the push switch and the fixed seat assembly, and is capable of deforming in the first direction;

[0017] A second elastic member is connected between the fixed seat assembly and the gear adjusting plate, and is capable of deforming in a second direction.

[0018] In some possible embodiments, the fixed seat assembly comprises a fixed seat body connected to the helmet shell, the fixed seat body is provided with a protrusion, the puller is slidably connected to one side of the protrusion in the second direction, the pawl is arranged on one side of the protrusion facing the fixed seat body, the side of the protrusion away from the puller is provided with a mounting groove and a first sliding groove, the push switch comprises a sliding portion and a connecting portion, the sliding portion is slidably connected to the first sliding groove, the connecting portion and the first elastic member are arranged in the mounting groove, and two ends of the first elastic member are respectively connected to the connecting portion and the side wall of the mounting groove.

[0019] In some possible embodiments, the fixed seat assembly further comprises a face cover connected to the fixed seat body, the fixed seat body and the face cover form a second sliding groove, the connecting portion comprises a transverse plate and a longitudinal plate connected to each other, the longitudinal plate is arranged in the mounting groove, the transverse plate is connected to the connecting portion, and the transverse plate is slidably connected to the second sliding groove, and the sliding portion is arranged in the face cover to be slidably connected to the first sliding groove.

[0020] In some possible embodiments, the fixed seat body is provided with a third sliding groove in the second direction, the gear adjusting plate is slidably connected to the third sliding groove, and the second elastic member is connected to the gear adjusting plate and the fixed seat body.

[0021] In some possible embodiments, the helmet further comprises a base connected to the helmet shell, the mask assembly is arranged between the base and the helmet shell, the pull ring is connected to the base, and the mask assembly is rotatably connected to the base.

[0022] In some possible implementation manners, the mask assembly comprises a bottom disc and a mask body connected to the bottom disc, the bottom disc is rotationally connected to the helmet shell, and the switch assembly and the pull ring are connected to the bottom disc respectively.

[0023] In some possible implementation manners, a rigid strip is further included, and two ends of the rigid strip are connected to the mask assembly and the switch assembly respectively.

[0024] Advantages of the present application:

[0025] The helmet provided by the present application adjusts the gear of the mask assembly through the pawl and the different ratchets, so that the mask can be located between the fully closed position of the helmet shell and the fully open position of the helmet shell, that is, the half-open half-closed state, the user can adjust the gear of the mask according to the actual use requirement, and the experience is improved. The gear adjustment can be realized by moving the switch assembly forward, and the operation is simple and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a schematic diagram of the helmet in the fully open state of the mask assembly provided by the embodiment of the present application;

[0027] Figure 2 is a schematic diagram of the helmet in the fully closed state of the mask assembly provided by the embodiment of the present application;

[0028] Figure 3 is a partial schematic diagram of the helmet provided by the embodiment of the present application;

[0029] Figure 4 is an enlarged view of I of Figure 3

[0030] Figure 5 is an exploded view of the adjusting unit provided by the embodiment of the present application;

[0031] Figure 6 is a schematic diagram of the fixing seat body provided by the embodiment of the present application;

[0032] Figure 7 is a schematic diagram of the adjusting unit provided by the embodiment of the present application;

[0033] Figure 8 is a sectional view of A-A of Figure 7

[0034] In the drawings:

[0035] 1, helmet shell; 2, mask assembly; 21, bottom disc; 22, mask body;

[0036] ​​3, adjusting unit;

[0037] 31, fixing seat assembly; 311, fixing seat body; 3111, protrusion; 31111, mounting groove; 31112, first sliding groove; 31113, third sliding groove; 312, face cover; 313, second sliding groove;

[0038] 32, gear adjusting plate; 321, ratchet; 322, guide plate; 3221, first inclined portion;

[0039] 33, switch assembly; 331, push switch; 3311, stop block; 33111, second inclined portion; 3312, sliding portion; 3313, connecting portion; 332, zipper; 3321, pawl;

[0040] 34, first elastic member; 35, second elastic member;

[0041] 4, pull ring; 5, base; 6, rigid strip. DETAILED DESCRIPTION

[0042] In order to make the technical problems solved by the present application, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present application will be further described in detail below with reference to the drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0043] In the description of the present application, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0044] In the present application, unless otherwise explicitly specified and limited, the "upper" or "lower" of the first feature to the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the "upper", "upper" and "upper" of the first feature to the second feature include that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The "below", "below" and "below" of the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0045] This embodiment provides a helmet, such as Figures 1-8 As shown, the helmet shell 1 includes a mask assembly 2 and an adjustment unit 3. The mask assembly 2 is rotatably connected to the helmet shell 1. The adjustment unit 3 includes a fixed seat assembly 31, a gear adjustment plate 32, a switch assembly 33 and a pull ring 4. The fixed seat assembly 31 is connected to the helmet shell 1; the gear adjustment plate 32 is provided with a plurality of ratchet teeth 321 along a first direction and is elastically connected to the fixed seat assembly 31 along a second direction; the switch assembly 33 is elastically and slidably connected to the fixed seat assembly 31 along the first direction and is provided with a pawl 3321 that cooperates with the ratchet teeth 321. The switch assembly 33 is connected to the mask assembly 2; the pull ring 4 connects the mask assembly 2 and the helmet shell 1 and is used to reset the mask assembly 2. The pawl 3321 cooperates with different ratchet teeth 321 to adjust the gear position of the mask assembly 2, so that the mask can be positioned between fully closed and fully open positions on the helmet shell 1.

[0046] The specific gear adjustment plate 32 is adapted to the shape of the helmet shell 1. The gear adjustment plate 32 may have an arc. The first direction is along the arc direction of the gear adjustment plate 32. The second direction may be perpendicular to the first direction. For the convenience of description, the first direction is defined as the front-to-back direction, and the second direction is defined as the up-down direction.

[0047] Specifically, in one embodiment, Figure 5 、 Figure 7 and Figure 8 As shown, the switch assembly 33 also includes a first elastic member 34, which connects the push switch 331 and the fixed seat assembly 31. The first elastic member 34 can deform in a first direction, thereby achieving elastic connection of the push switch 331 relative to the fixed assembly in the first direction. In one embodiment, the switch assembly 33 also includes a second elastic member 35, which connects the fixed seat assembly 31 and the gear adjustment plate 32. The second elastic member 35 can deform in a second direction, thereby achieving elastic connection of the gear adjustment plate 32 relative to the fixed assembly in the second direction. The first elastic member 34 and the second elastic member 35 respectively elastically connect the switch assembly 33 and the gear adjustment plate 32 to the fixed seat assembly 31 to prevent mutual interference. In one embodiment, the first elastic member 34 and the second elastic member 35 are both springs.

[0048] The first elastic member 34 and the second elastic member 35 are in the initial state, the gear adjusting plate 32 and the switch assembly 33 are matched with each other in the second direction, when the switch assembly 33 is driven to slide in the first direction, the switch assembly 33 is driven to move forward, the first elastic member 34 is deformed, the pawl 3321 is matched with one of the ratchet teeth 321, the mask assembly 2 is rotated with the switch assembly 33, the pull ring 4 is deformed, so that the gear is adjusted. When the gear adjusting plate 32 is driven in the second direction, the second elastic member 35 is deformed, the gear adjusting plate 32 is separated from the switch assembly 33, the first elastic member 34 is reset, the switch assembly 33 is driven to move backward in the first direction, the mask assembly 2 is no longer subjected to the pulling force of the switch assembly 33, the pull ring 4 is reset, so that the mask assembly 2 is reset. The gear is adjusted by driving the switch assembly 33 to move forward, when the gear is in any gear, the gear adjusting plate 32 is moved in the second direction, and the initial gear can be restored, which is simple and convenient to operate.

[0049] Specifically, three, four, five, six or more than seven ratchet teeth 321 can be provided, and the number is not limited, so that the mask assembly 2 has multiple gears.

[0050] In an embodiment, as shown in Figures 1-4 The helmet further comprises a rigid strip 6, both ends of the rigid strip 6 are connected with the mask assembly 2 and the switch assembly 33 respectively, the rigid strip 6 has certain flexibility and rigidity, the movement of the switch assembly 33 can drive the rotation of the mask assembly 2, and the structure is simple. The rigid strip 6 can be a steel wire strip.

[0051] In an embodiment, as shown in Figure 5 One end of the gear adjusting plate 32 is provided with a guide plate 322, the switch assembly 33 comprises a push switch 331 and a pull lock 332 which are respectively connected with the fixed seat assembly 31 in a sliding mode, wherein the push switch 331 is provided with a stop block 3311 on one side in the second direction, and the push switch 331 is elastically connected with the fixed seat assembly 31; the pull lock 332 is arranged on the side of the push switch 331 facing the stop block 3311, the pull lock 332 is connected with the mask assembly 2, the pawl 3321 is arranged on the pull lock 332, and the side of the stop block 3311 away from the pull lock 332 can be connected with the guide plate 322 in a sliding mode, the push switch 331 is limited by the guide plate 322, the pull lock 332 is limited by the stop block 3311, the pull lock 332 is prevented from slipping, and the structural reliability is improved.

[0052] In an embodiment, the guide plate 322 is provided with a first inclined portion 3221, the stopper 3311 is provided with a second inclined portion 33111 matched with the first inclined portion 3221, the first inclined portion 3221 is capable of sliding along the second inclined portion 33111, the first inclined portion 3221 is inclined to a direction away from the tooth back of the ratchet 321, the push switch 331 is driven to the direction away from the tooth back of the ratchet 321, the push switch 331 is moved backward and downward simultaneously under the cooperation of the first inclined portion 3221 and the second inclined portion 33111, so that the reset is realized by driving the push switch 331 backward, and the gear adjustment is realized by driving the push switch 331 forward, and the gear adjustment is realized by adjusting the push switch 331, without the need of operating the gear adjustment plate 32, so that the operation is simple and convenient.

[0053] In an embodiment, as shown in Figures 5-8 the fixing seat assembly 31 comprises a fixing seat body 311 connected to the helmet shell 1, the fixing seat body 311 is provided with a protrusion 3111, the zipper 332 is slidingly connected to one side of the protrusion 3111 along the second direction, the pawl 3321 is arranged on the side of the protrusion 3111 facing the fixing seat body 311, the side of the protrusion 3111 away from the zipper 332 is provided with a mounting groove 31111 and a first sliding groove 31112, the push switch 331 comprises a sliding portion 3312 and a connecting portion 3313, the sliding portion 3312 is slidingly connected to the first sliding groove 31112, the connecting portion 3313 and the first elastic member 34 are arranged in the mounting groove 31111, and the two ends of the first elastic member 34 are connected to the connecting portion 3313 and the side wall of the mounting groove 31111 respectively. The push switch 331 is moved along the first sliding groove 31112 in a preset direction, the zipper 332 is moved along the protrusion 3111 in a preset direction, and the moving precision is improved, so that the cooperation precision between the switch assembly 33 and the gear adjustment plate 32 is improved, and the gear adjustment reliability is improved.

[0054] In an embodiment, as shown in Figure 5 , Figure 7 and Figure 8As shown, the fixing seat assembly 31 further comprises a face cover 312 connected to the fixing seat body 311, and the fixing seat body 311 and the face cover 312 form a second sliding groove 313. The connecting part 3313 comprises a transverse plate and a longitudinal plate connected to each other, the longitudinal plate is arranged in the mounting groove 31111, the transverse plate is connected to the connecting part 3313, and the transverse plate is slidingly connected to the second sliding groove 313. The sliding part 3312 is arranged through the face cover 312 to be slidingly connected to the first sliding groove 31112. On the one hand, the transverse plate slides along the second sliding groove 313 in a predetermined direction, improving the moving precision. On the other hand, the zipper 332 is arranged on the upper side of the protrusion 3111, and the face cover 312 is arranged on the lower side of the fixing seat body 311. The second sliding groove 313 formed by the face cover 312 and the fixing seat body 311 is used to limit the transverse plate in the second direction to prevent it from slipping off.

[0055] In an embodiment, the face cover 312 is detachably connected to the fixing seat body 311 by a buckle. In other embodiments, the face cover 312 can also be detachably connected to the fixing seat body 311 by fasteners or the like, facilitating disassembly and assembly. In an embodiment, the fixing seat body 311 is detachably connected to the helmet shell 1 by a buckle. It can also be detachably connected to the fixing seat body 311 by fasteners or the like, without limitation.

[0056] In an embodiment, as shown in Figure 5 and Figure 7 The fixing seat body 311 is provided with a third sliding groove 31113 in the second direction, and the gear adjusting plate 32 is slidingly connected to the third sliding groove 31113. The second elastic member 35 is connected to the gear adjusting plate 32 and the fixing seat body 311, improving the moving precision of the gear adjusting plate 32 in the second direction, facilitating the separation of the gear adjusting plate 32 and the zipper 332, and achieving the reset of the switch 331, the zipper 332 and the face shield assembly 2.

[0057] In an embodiment, as shown in Figure 4 The helmet further comprises a base 5 connected to the helmet shell 1, and the face shield assembly 2 is arranged between the base 5 and the helmet shell 1 to achieve limiting. Specifically, the pull ring 4 is connected to the base 5, and the face shield assembly 2 is rotatably connected to the base 5. By connecting the base 5, the pull ring 4 and the face shield assembly 2, the direct connection of other structures to the helmet shell 1 is reduced. Further, the base 5 is arranged inside the helmet shell 1 to improve the appearance. Specifically, the base 5 is connected to the helmet shell 1 by fasteners such as bolts, and the two ends are connected to the helmet shell 1 by buckles or other structures.

[0058] In an embodiment, as shown in Figure 4As shown, the mask assembly 2 comprises a bottom disc 21 and a mask body 22 connected to the bottom disc 21, the bottom disc 21 is rotationally connected to the helmet shell 1, the switch assembly 33 and the pull ring 4 are respectively connected to the bottom disc 21, the structures of the bottom disc 21, the helmet shell 1, the pull ring 4 and the switch assembly 33 are connected through the bottom disc 21, the mask body 22 is directly connected to avoid affecting the structural strength.

[0059] Further, two bottom discs 21 and two bases 5 are included, which are respectively arranged at two ends of the mask body 22, so that the two ends of the mask body 22 are rotationally connected to the helmet shell 1, and the connection reliability is improved.

[0060] Obviously, the above embodiments of the present application are only examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. Here, all the implementation modes are not required or can not be exhausted. Any modification, equivalent replacement and improvement within the spirit and principle of the present application should be included in the protection scope of the claims of the present application.

Claims

1. A helmet, characterized in that: The helmet comprises a helmet shell (1), a mask assembly (2), and an adjustment unit (3), wherein the mask assembly (2) is rotatably connected to the helmet shell (1), and the adjustment unit (3) comprises: A fixing seat assembly (31) connected to the helmet shell (1); A gear adjustment plate (32) is provided with a plurality of ratchet teeth (321) along a first direction, and the gear adjustment plate (32) is elastically connected to the fixing seat assembly (31) along a second direction; a switch assembly (33) elastically and slidably connected to the fixing seat assembly (31) along the first direction, the switch assembly (33) being provided with a ratchet (3321) cooperating with the ratchet (321), and the switch assembly (33) being connected to the mask assembly (2); A pull ring (4) connecting the mask assembly (2) and the helmet shell (1), the pull ring (4) being used to reset the mask assembly (2); A guide plate (322) is provided at one end of the gear adjustment plate (32), and the switch assembly (33) comprises: A push switch (331), wherein a stopper (3311) is provided on one side of the push switch (331) along the second direction, and the push switch (331) is elastically connected to the fixing seat assembly (31); A zipper (332), the zipper (332) is provided on a side of the push switch (331) facing the stopper (3311), the zipper (332) is connected to the mask assembly (2), the pawl (3321) is provided on the zipper (332), and the side of the stopper (3311) facing away from the zipper (332) can be slidably connected to the guide plate (322).

2. The helmet according to claim 1, characterized in that The guide plate (322) is provided with a first inclined portion (3221), and the stopper (3311) is provided with a second inclined portion (33111) adapted to the first inclined portion (3221). The first inclined portion (3221) can slide along the second inclined portion (33111), and the first inclined portion (3221) is inclined in a direction away from the tooth back of the ratchet (321).

3. The helmet according to claim 2, characterized in that The switch assembly (33) further includes: a first elastic member (34) connecting the push switch (331) and the fixing seat assembly (31), wherein the first elastic member (34) is capable of deforming along the first direction; A second elastic member (35) connects the fixing seat assembly (31) and the gear adjustment plate (32), and the second elastic member (35) is capable of deforming along a second direction.

4. The helmet according to claim 3, characterized in that The fixing seat assembly (31) includes a fixing seat body (311), the fixing seat body (311) is connected to the helmet shell (1), the fixing seat body (311) is provided with a protrusion (3111), the zipper (332) is slidably connected to one side of the protrusion (3111) along the second direction, the pawl (3321) is provided on the side of the protrusion (3111) facing the fixing seat body (311), and the side of the protrusion (3111) facing away from the zipper (332) is provided. There is a mounting groove (31111) and a first sliding groove (31112), the push switch (331) includes a sliding portion (3312) and a connecting portion (3313), the sliding portion (3312) is slidably connected to the first sliding groove (31112), the connecting portion (3313) and the first elastic member (34) are arranged in the mounting groove (31111), and the two ends of the first elastic member (34) are respectively connected to the connecting portion (3313) and the side wall of the mounting groove (31111).

5. The helmet according to claim 4, characterized in that The fixing seat assembly (31) further includes a face cover (312), the face cover (312) is connected to the fixing seat body (311), the fixing seat body (311) and the face cover (312) form a second slide groove (313), the connecting portion (3313) includes a transverse plate and a longitudinal plate connected to each other, the longitudinal plate is arranged in the mounting groove (31111), the transverse plate is connected to the connecting portion (3313), and the transverse plate is slidably connected to the second slide groove (313), and the sliding portion (3312) is passed through the face cover (312) to be slidably connected to the first slide groove (31112).

6. The helmet according to claim 4, characterized in that The fixing seat body (311) is provided with a third sliding groove (31113) along the second direction, the gear adjustment plate (32) is slidably connected to the third sliding groove (31113), and the second elastic member (35) is connected to the gear adjustment plate (32) and the fixing seat body (311).

7. The helmet according to any one of claims 1 to 6, characterized in that: The helmet further comprises a base (5), the base (5) being connected to the helmet shell (1), the mask assembly (2) being arranged between the base (5) and the helmet shell (1), the pull ring (4) being connected to the base (5), and the mask assembly (2) being rotatably connected to the base (5).

8. The helmet according to any one of claims 1 to 6, characterized in that: The mask assembly (2) comprises a chassis (21) and a mask body (22) connected to the chassis (21); the chassis (21) is rotatably connected to the helmet shell (1); and the switch assembly (33) and the pull ring (4) are respectively connected to the chassis (21).

9. The helmet according to any one of claims 1 to 6, characterized in that: It also includes a rigid bar (6), with two ends of the rigid bar (6) respectively connected to the mask assembly (2) and the switch assembly (33).

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