Helmet with adjustable headband structure

Abstract

The utility model discloses a helmet with an adjustable headband structure, an adjusting device comprises an adjusting shell, the adjusting shell is of a tubular structure, both ends of the adjusting shell are provided with slots communicated with the inside, and both ends of a helmet bandage respectively penetrate into the adjusting shell from the slots at both ends of the adjusting shell; an adjusting gear is installed at the center position in a cavity of the adjusting shell, the two ends of the helmet bandage are located at the upper end and the lower end of the adjusting gear respectively, adjusting racks are formed at the two ends of the helmet bandage respectively, and the adjusting racks are meshed with the adjusting gear; the adjusting shell is further provided with a set of adjusting wheels coaxially connected with the adjusting gear. Through the arrangement of the adjusting device, the overall perimeter of the helmet bandage is adjusted, the effect of adjusting the tightness is achieved, the helmet bandage rapidly tightens, fixes and adjusts the head of a user, the helmet bandage can adapt to different users to wear and use, one-hand operation and blind operation are supported, and use is convenient and rapid.

Description

Technical Field

[0001] The utility model belongs to the technical field of helmets and relates to a helmet with an adjustable headband structure. Background Art

[0002] In recent years, due to the rise of outdoor cycling activities such as cycling for fitness and tourism, as well as the current situation where means of transportation such as electric vehicles are popular, the market for cycling protective gear has also risen accordingly. In particular, the protective helmets used for cycling are of utmost importance, because during cycling, head injuries are extremely serious injuries, and protective helmets have a considerable buffering effect to avoid or greatly reduce the situation of head injuries.

[0003] When a helmet is worn, it is necessary to keep the helmet and the head tightly connected to prevent the helmet and the head from separating when subjected to mechanical impact, so that the helmet cannot play a protective role. At present, the means of connecting the helmet to the head include adjustment buckles, snap fasteners, and even simple tightening ropes. Most of these methods use flexible connecting ropes to adjust their lengths to fit the head circumference, so as to achieve fixation; however, their adjustment is not convenient enough, and they cannot be adjusted in all directions, which cannot meet the individual needs and affect the user experience. Summary of the Utility Model

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A helmet with an adjustable headband structure includes: a helmet body, a helmet strap provided on the helmet body, and an adjustment device for adjusting the tightness of the helmet strap;

[0006] The adjustment device includes: an adjustment housing, which is in a tubular structure. Slots communicating with the inside are provided at both ends of the adjustment housing. The two ends of the helmet strap respectively pass through the slots at both ends of the adjustment housing and enter the adjustment housing;

[0007] An adjustment gear is installed at the central position in the cavity of the adjustment housing. The two ends of the helmet strap are respectively located above and below the adjustment gear, and adjustment racks are respectively formed at the positions of the two ends of the helmet strap, and the adjustment racks are meshed with the adjustment gear;

[0008] A group of adjustment wheels coaxially connected with the adjustment gear are also installed on the adjustment housing, and the rotation adjustment of the adjustment gear can be realized through the adjustment wheels.

[0009] As a further scheme of the utility model: anti-detachment sections are also provided at both ends of the helmet strap, and the anti-detachment sections are arranged at the end positions of the adjustment racks.

[0010] As a further solution of the present utility model: it further includes a pair of support frames arranged on both sides of the rear end of the adjusting device and a connecting band for fixing the support frames, and the support frames are connected to the helmet body through the connecting band; both sides of the rear end of the adjusting shell are fixedly connected to the support frames respectively.

[0011] The beneficial effects of the present utility model: Through the setting of the adjusting device, the overall circumference of the helmet strap is adjusted, achieving the effect of adjusting the tightness, realizing the quick tightening and fixing adjustment of the helmet strap to the user's head, being able to adapt to different users for wearing, and supporting single-handed operation and blind operation, which is convenient and fast to use. Description of the Drawings

[0012] Figure 1 It is a schematic structural diagram of the present utility model.

[0013] Figure 2 It is a schematic structural diagram of the helmet strap in the present utility model.

[0014] Figure 3 It is a schematic structural diagram of the adjusting device in the present utility model. Specific Embodiments

[0015] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. It should be understood that the present application is not limited by the example embodiments disclosed herein. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.

[0016] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation of the present utility model.

[0017] In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, "a plurality" means two or more, unless otherwise specifically defined.

[0018] In the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," "fixed," etc. should be understood in a broad sense. For example, they may refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium; internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0019] See also Figures 1 to 3 In an embodiment of the present invention, a helmet with an adjustable headband structure includes: a helmet body 1, a helmet strap 3 provided on the helmet body 1, and an adjusting device 2 for adjusting the tightness of the helmet strap 3;

[0020] The adjustment device 2 includes an adjustment housing 21 having a tubular structure. Slots 22 communicating with the interior are provided at both ends of the adjustment housing 21. The two ends of the helmet strap 3 are respectively inserted into the adjustment housing 21 through the slots 22 at both ends of the adjustment housing 21.

[0021] An adjusting gear 24 is installed at the center of the cavity of the adjusting shell 21. The two ends of the helmet strap 3 are respectively located at the upper and lower ends of the adjusting gear 24. Adjustment racks 32 are respectively formed at the two ends of the helmet strap 3, and the adjustment racks 32 and the adjustment gear 24 are meshed with each other. During operation, the adjustment rack 32 will follow the rotation of the adjustment gear 24 through the rotation of the adjustment gear 24, so that the overall circumference of the helmet strap 3 changes, achieving the effect of adjusting the tightness, and realizing that the helmet strap 3 can be quickly tightened and fixed on the user's head, which can adapt to different users.

[0022] In order to facilitate the adjustment work, a set of adjustment wheels 23 coaxially connected to the adjustment gear 24 are further installed on the adjustment housing 21, and the rotation adjustment work of the adjustment gear 24 can be achieved through the adjustment wheels 23.

[0023] Furthermore, anti-slip sections 31 are provided at both ends of the helmet strap 3, and the anti-slip sections 31 are arranged at the end position of the adjustment rack 32; the anti-slip sections 31 are non-tooth structures, which can prevent the adjustment rack 32 from being separated from the adjustment gear 24 when the helmet strap 3 is adjusted, thereby improving the stability of the adjustment structure.

[0024] Furthermore, it also includes: a pair of support frames 5 provided on both sides of the rear end of the adjustment device 2 and a connecting belt 4 for fixing the support frames 5, the connecting belt 4 is in a "冂"-shaped structure, the upper end of the connecting belt 4 is connected and fixed to the helmet body 1, and the two ends of the connecting belt 4 are respectively connected and matched with the two sets of support frames 5, and the support frames 5 are connected to the helmet body 1 through the connecting belt 4;

[0025] Both sides of the rear end of the adjustment housing 21 are fixedly connected to the support frame 5 respectively, so as to realize the limit fixing work of the adjustment device 2, and the support frame 5 can also be used as the support structure of the buffer pad.

[0026] It should also be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising a..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the element.

[0027] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A helmet with an adjustable headband structure, characterized in that, Including: A helmet body, a helmet strap provided on the helmet body, and an adjusting device for adjusting the tightness of the helmet strap; The adjusting device includes an adjusting housing which is of a tubular structure. Slots communicating with the interior are provided at both ends of the adjusting housing. The two ends of the helmet strap are respectively inserted into the adjusting housing through the slots at both ends of the adjusting housing; An adjusting gear is installed at the central position in the cavity of the adjusting housing. The two ends of the helmet strap are respectively located at the upper and lower ends of the adjusting gear. Adjusting racks are respectively formed at the positions of the two ends of the helmet strap, and the adjusting racks are meshed with the adjusting gear; A set of adjusting wheels coaxially connected to the adjusting gear are also installed on the adjusting housing. The rotation adjustment of the adjusting gear can be realized through the adjusting wheels.

2. The helmet with an adjustable headband structure according to claim 1, characterized in that, Anti-detachment sections are also provided at the two ends of the helmet strap, and the anti-detachment sections are arranged at the end positions of the adjusting racks.

3. The helmet with an adjustable headband structure according to claim 1, characterized in that, Also including: A pair of support frames provided on both sides at the rear end of the adjusting device and a connecting band for fixing the support frames. The support frames are connected to the helmet body through the connecting band; both sides at the rear end of the adjusting housing are respectively fixedly connected to the support frames.

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