CN217791630U - Helmet convenient to fixed astigmatism-proof lens - Google Patents

Abstract

The utility model discloses a helmet convenient to fixed astigmatism lens of preventing, including helmet main body, helmet main body's front end outer wall is provided with prevents astigmatism lens body, the both sides outer wall of preventing astigmatism lens body is provided with fixed establishment, helmet main body's inside is provided with protection machanism. A helmet convenient to fixed astigmatism lens of preventing, through the fixed establishment who sets up, can make things convenient for the fixed astigmatism lens of people more, make things convenient for the later stage to dismantle and change, protection machanism through the setting, can effectually improve the protectiveness of helmet, travelling comfort when can effectual improvement people wear the helmet, can carry out the secondary buffering to people's head when the helmet receives the impact, the main material on sweat-absorbing layer is the sweat cotton, the sweat that people's head produced when can effectual absorption weather is hot, the main material of elastic layer is cushion rubber, good elasticity, can the harder problem of the crowded people head of paining of effectual solution helmet material.

Description

Helmet convenient to fixed astigmatism-proof lens

Technical Field

The utility model relates to a helmet field specifically is a helmet convenient to fixed astigmatism lens of preventing.

Background

The helmet has various types on the market, people can wear the helmet when riding the bicycle, the safety is improved, and the helmet can be divided into various types according to the types, such as a full helmet, a half helmet and the like.

When the existing helmet is installed and used, the anti-astigmatism lens of the helmet is inconvenient to fix, so that the later-stage is inconvenient to detach and replace, the protection performance is poor, certain adverse effects are brought to people in the using process, and the helmet convenient for fixing the anti-astigmatism lens is provided.

Disclosure of Invention

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a helmet convenient to fixed astigmatism lens of preventing possesses convenient fixed astigmatism lens of preventing, and protection nature advantage such as good can effectively solve the problem in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a helmet convenient to fixed astigmatism lens of preventing, includes helmet main body, helmet main body's front end outer wall is provided with prevents astigmatism lens body, the both sides outer wall of preventing astigmatism lens body is provided with fixed establishment, helmet main body's inside is provided with protection machanism, fixed establishment includes carousel, internal thread pipe, external screw thread pole, connection pad and fixed pin, the internal thread pipe is located the one end surface of carousel, the external screw thread pole is installed in the internal thread pipe, the connection pad is located the one end surface of external screw thread pole, the fixed pin is located the one end surface of connection pad.

Preferably, be provided with the fixed slot No. one between carousel and the internal thread pipe, the one end surface of carousel is through the one end external fixed surface of a fixed slot and internal thread pipe to be connected, be provided with the helicitic texture between external screw thread pole and the internal thread pipe, the outer wall of external screw thread pole passes through the inner wall threaded connection of helicitic texture and internal thread pipe, be provided with the fixed slot No. two between connection pad and the external screw thread pole, the one end surface of connection pad is through the one end external fixed surface of No. two fixed slots and external screw thread pole to be connected, be provided with the fixed slot No. three between connection pad and the fixed pin, the other end surface of connection pad is through the one end external fixed surface of No. three fixed slots and fixed pin to be connected.

Preferably, the protection mechanism comprises a sweat absorbing layer, an elastic layer, an air cushion and a communicating pipe.

Preferably, the elastic layer is located on the outer surface of the lower end of the sweat absorbing layer, the air cushion is located on the outer surface of the lower end of the elastic layer, and the communicating pipe is located on the outer wall of the air cushion.

Preferably, be provided with the fixed glue No. one between sweat-absorbing layer and the elastic layer, the lower extreme surface on sweat-absorbing layer is through the upper end fixed surface connection of fixed glue and elastic layer No. one, be provided with the fixed glue No. two between elastic layer and the air cushion, the lower extreme surface of elastic layer is through the upper end outer wall fixed connection of No. two fixed glues and air cushion.

(III) advantageous effects

Compared with the prior art, the utility model provides a helmet convenient to fixed astigmatism lens of preventing possesses following beneficial effect:

1. this a helmet convenient to fixed astigmatism lens of preventing, through the fixed establishment who sets up, can make things convenient for people fixed astigmatism lens of preventing more, make things convenient for later stage dismantlement and change, the effectual convenience that improves people, during the fixed lens, at first the internal thread pipe on the carousel inserts the movable internal portion that lens both sides limit portion was seted up, make the lens can center on the outer wall of internal thread pipe activity from top to bottom, then it drives the internal thread pipe and rotates and link together with external screw thread pole to rotate the carousel, the thread groove has been seted up to the inside of internal thread pipe, can link together internal thread pipe and external screw thread pole through helicitic texture, external screw thread pole then links together through connection pad and fixed pin and helmet, thereby make astigmatism lens and helmet link together through being connected of external screw thread pole and internal thread pipe, the installation is simple, and convenient for operation.

2. The utility model provides a helmet convenient to fixed astigmatism-proof lens, protection machanism through the setting, can effectual improvement helmet's protectiveness, travelling comfort when can effectual improvement people wear the helmet, can carry out the secondary buffering to people's head when the helmet receives the impact, the main material on sweat-absorbing layer is sweat-absorbing cotton, the sweat that people's head produced when can effectual absorption weather is hot, the main material on elastic layer is buffer rubber, good elasticity, the material is softer, can effectually solve the problem that people's head is painful to harder crowded helmet material, the lower extreme outer fixed surface of elastic layer is connected with the multiunit air cushion, when the helmet receives external impact, the air cushion can produce deformation, the impact force that the in-process absorption helmet received at deformation, carry out the secondary buffering to people's head, protect people's head not receive the damage, communicating pipe is used for connecting the multiunit air cushion, the air cushion hugs inner wall in the helmet, the cooperation helmet plays the effect of buffering external impact force, sweat-absorbing layer touches with people's head, make things convenient for the sweat-absorbing layer, the elastic layer is located between two sets of air cushions.

Drawings

Fig. 1 is a schematic view of the whole structure of the helmet for fixing the anti-astigmatism lens.

Fig. 2 is an expanded schematic view of the helmet of the present invention for fixing the anti-astigmatism lens.

Fig. 3 is a schematic structural view of a fixing mechanism in a helmet for conveniently fixing an anti-astigmatism lens of the present invention.

Fig. 4 is a material profile of a protection mechanism in a helmet for conveniently fixing an anti-astigmatism lens.

In the figure: 1. a helmet main body; 2. an anti-astigmatism lens body; 3. a fixing mechanism; 4. a protection mechanism; 301. a turntable; 302. an internally threaded tube; 303. an externally threaded rod; 304. a connecting disc; 305. a fixing pin; 401. a sweat absorbing layer; 402. an elastic layer; 403. an air cushion; 404. a communication pipe is provided.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Detailed description of the preferred embodiment

This embodiment is an embodiment of a helmet that facilitates securing an anti-astigmatism lens.

As shown in fig. 1 to 4, a helmet convenient for fixing an anti-astigmatism lens comprises a helmet main body 1, wherein an anti-astigmatism lens body 2 is arranged on the outer wall of the front end of the helmet main body 1, fixing mechanisms 3 are arranged on the outer walls of two sides of the anti-astigmatism lens body 2, a protection mechanism 4 is arranged inside the helmet main body 1, each fixing mechanism 3 comprises a rotary table 301, an internal thread pipe 302, an external thread rod 303, a connecting disc 304 and a fixing pin 305, the internal thread pipe 302 is positioned on the outer surface of one end of the rotary table 301, the external thread rod 303 is installed in the internal thread pipe 302, the connecting disc 304 is positioned on the outer surface of one end of the external thread rod 303, and the fixing pin 305 is positioned on the outer surface of one end of the connecting disc 304.

Be provided with the fixed slot No. one between carousel 301 and the internal thread pipe 302, the one end surface of carousel 301 is through the fixed connection of one fixed slot and the one end external surface of internal thread pipe 302, be provided with the helicitic texture between external screw rod 303 and the internal thread pipe 302, the outer wall of external screw rod 303 passes through the inner wall threaded connection of helicitic texture and internal thread pipe 302, be provided with the fixed slot No. two between connection pad 304 and the external screw rod 303, the one end surface of connection pad 304 passes through the fixed connection of No. two fixed slots and the one end external surface of external screw rod 303, be provided with the fixed slot No. three between connection pad 304 and the fixed pin 305, the other end surface of connection pad 304 passes through the fixed connection of No. three fixed slots and the one end external surface of fixed pin 305.

It should be noted that, through the fixing mechanism 3, it is more convenient for people to fix the anti-astigmatism lens, and it is convenient for later detachment and replacement, and it effectively improves the convenience of people, when fixing the lens, firstly, the internal thread tube 302 on the turntable 301 is inserted into the movable groove opened on the two side edges of the lens, so that the lens can move up and down around the external wall of the internal thread tube 302, then the turntable 301 is rotated to drive the internal thread tube 302 to rotate and connect with the external thread rod 303, the internal thread tube 302 is opened with a threaded groove, the internal thread tube 302 and the external thread rod 303 can be connected together through a threaded structure, the external thread rod 303 is connected with the fixed pin 305 and the helmet through the connecting disc 304, through the connection of the external thread rod 303 and the internal thread tube 302, so that the anti-astigmatism lens and the helmet are connected together, the installation is simple, the operation is convenient, through the protection mechanism 4, the protective property of the helmet can be effectively improved, the comfort of people wearing the helmet can be effectively improved, the head of people can be secondarily buffered when the helmet is impacted, the sweat absorbing layer 401 is made of sweat absorbing cotton, sweat generated by the head of people in hot weather can be effectively absorbed, the elastic layer 402 is made of buffer rubber, the elasticity is good, the material is soft, the problem that the head of people is hurt by hard material of the helmet can be effectively solved, a plurality of groups of air cushions 403 are fixedly connected to the outer surface of the lower end of the elastic layer 402, when the helmet is impacted by the outside, the air cushions 403 can deform, impact force applied to the helmet is absorbed in the deformation process, the head of people is secondarily buffered, the head of people is protected from being damaged, the communicating pipe 404 is used for connecting the plurality of groups of air cushions 403, the air cushions 403 are tightly attached to the inner wall of the helmet, the helmet is matched with the helmet to play a role of buffering the external impact force, the sweat absorbing layer 401 is contacted with the head of a person to absorb sweat conveniently, and the elastic layer 402 is positioned between the two groups of sweat absorbing layer 401 and the air cushion 403.

Detailed description of the preferred embodiment

The embodiment is an embodiment of a protective device used on a helmet, which is convenient for fixing an anti-astigmatism lens.

As shown in fig. 4, the protection mechanism 4 includes sweat-absorbing layer 401, elastic layer 402, air cushion 403 and communicating pipe 404, elastic layer 402 is located sweat-absorbing layer 401's lower extreme surface, air cushion 403 is located elastic layer 402's lower extreme surface, communicating pipe 404 is located air cushion 403's outer wall, be provided with the fixed glue No. one between sweat-absorbing layer 401 and the elastic layer 402, sweat-absorbing layer 401's lower extreme surface is connected with the upper end surface fixed connection of elastic layer 402 through the fixed glue No. one, be provided with the fixed glue No. two between elastic layer 402 and the air cushion 403, the lower extreme surface of elastic layer 402 is through the upper end outer wall fixed connection of fixed glue No. two with air cushion 403.

It is noted that, herein, relational terms such as first and second (a, b, etc.) and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims (5)

1. A helmet convenient to fix anti-astigmatism lens, comprising a helmet body (1), characterized in that: the front end outer wall of helmet main body (1) is provided with prevents astigmatic lens body (2), the both sides outer wall of preventing astigmatic lens body (2) is provided with fixed establishment (3), the inside of helmet main body (1) is provided with protection machanism (4), fixed establishment (3) are including carousel (301), internal thread pipe (302), external screw thread pole (303), connection pad (304) and fixed pin (305), internal thread pipe (302) are located the one end surface of carousel (301), external screw thread pole (303) are installed in internal thread pipe (302), connection pad (304) are located the one end surface of external screw thread pole (303), fixed pin (305) are located the one end surface of connection pad (304).

2. A helmet for facilitating the attachment of an anti-astigmatism lens, according to claim 1, wherein: be provided with the fixed slot No. one between carousel (301) and internal thread pipe (302), the one end surface of carousel (301) is through the one end external fixed surface of a fixed slot and internal thread pipe (302) and is connected, be provided with the helicitic texture between external screw rod (303) and internal thread pipe (302), the inner wall threaded connection of helicitic texture and internal thread pipe (302) is passed through to the outer wall of external screw rod (303), be provided with the fixed slot No. two between connection pad (304) and external screw rod (303), the one end surface of connection pad (304) is through the one end external fixed surface of No. two fixed slots and external screw rod (303) and is connected, be provided with the No. three fixed slot between connection pad (304) and fixed pin (305), the other end surface of connection pad (304) is through the one end external fixed surface of No. three fixed slots and fixed pin (305) and is connected.

3. A helmet for facilitating the attachment of an anti-astigmatism lens, according to claim 1, wherein: the protection mechanism (4) comprises a sweat absorbing layer (401), an elastic layer (402), an air cushion (403) and a communicating pipe (404).

4. A helmet for facilitating the attachment of an anti-astigmatism lens, according to claim 3, wherein: the elastic layer (402) is positioned on the outer surface of the lower end of the sweat absorbing layer (401), the air cushion (403) is positioned on the outer surface of the lower end of the elastic layer (402), and the communicating pipe (404) is positioned on the outer wall of the air cushion (403).

5. A helmet for facilitating the attachment of an anti-astigmatism lens, according to claim 3, wherein: be provided with a fixed glue between sweat-absorbing layer (401) and elastic layer (402), the lower extreme surface of sweat-absorbing layer (401) is through the upper end surface fixed connection of a fixed glue and elastic layer (402), be provided with No. two fixed glues between elastic layer (402) and air cushion (403), the lower extreme surface of elastic layer (402) is through the upper end outer wall fixed connection of No. two fixed glues and air cushion (403).

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