CN213785655U

CN213785655U - Ventilating defogging helmet

Info

Publication number: CN213785655U
Application number: CN202022607476.5U
Authority: CN
Inventors: 薛华玉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-07-27
Anticipated expiration: 2030-11-11

Abstract

The utility model provides a breathable defogging helmet, which comprises a helmet body and a shield arranged on the helmet body, wherein the shield comprises an inner cover and an outer cover which are arranged in a gap, the top ends of the inner cover and the outer cover and the bottom ends of the inner cover and the outer cover are arranged in a sealing state, and the side walls of the two sides of the inner cover and the outer cover are sealed by arranging a first baffle and a second baffle; the first baffle plate is provided with a first rotating plate which is opened and closed, the second baffle plate is provided with a second rotating plate which is opened and closed, and when the first rotating plate and the second rotating plate are opened simultaneously, a ventilation channel is formed between the inner cover and the outer cover; and when the third rotating plate and the fourth rotating plate are opened simultaneously, a ventilation channel is formed at one side, far away from the outer cover, of the inner cover.

Description

Ventilating defogging helmet

Technical Field

The utility model relates to an rostone processing technology field especially relates to ventilative defogging helmet.

Background

Racing and motorcycling drivers must wear helmets to protect their heads and, in order to prevent sand wind from damaging their eyes, many helmets are fitted with shields that can be opened and closed up and down in front of their eyes. Generally, the shield is made of a transparent material in a sheet form, and is generally dropped and positioned in front of the driver's face to protect eyes from sand wind and rain when the driver drives the vehicle. However, when the shield falls down and is fastened on the helmet body, the water vapor in the helmet is easy to condense into a layer of water mist on the shield due to the action of the water vapor generated by the breathing of the driver and the temperature difference between the inside and the outside of the helmet, thereby affecting the sight of the driver and endangering the driving safety of the driver. In order to prevent the fog on the shield, an anti-fog patch is generally assembled and a double-layer space is formed to alleviate the temperature difference between the inner surface and the outer surface of the shield, but the helmet has poor air permeability, a wearer can feel stuffy, and particularly in the process of large amount of motion, so that the problem that how to ensure the air permeability and the anti-fog performance of the helmet is needed to be solved at present.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide ventilative defogging helmet.

The utility model discloses a following technical means realizes solving above-mentioned technical problem:

the breathable defogging helmet comprises a helmet body and a shield arranged on the helmet body, wherein the shield comprises an inner cover and an outer cover which are arranged in a gap, the top ends of the inner cover and the outer cover and the bottom ends of the inner cover and the outer cover are arranged in a sealed state, and the side walls of the two sides of the inner cover and the outer cover are sealed by arranging a first baffle and a second baffle; the first baffle plate is provided with a first rotating plate which is opened and closed, the second baffle plate is provided with a second rotating plate which is opened and closed, and when the first rotating plate and the second rotating plate are opened simultaneously, a ventilation channel is formed between the inner cover and the outer cover; and when the third rotating plate and the fourth rotating plate are opened simultaneously, a ventilation channel is formed at one side, far away from the outer cover, of the inner cover.

As an improvement of the above technical solution, when the first rotating plate and the second rotating plate are opened, the opening directions are opposite, and the first rotating plate and the second rotating plate rotate to the side far away from the shield to be the opening direction;

as an improvement of the above technical solution, when the third rotating plate and the fourth rotating plate are opened, the opening directions are opposite, and the third rotating plate rotates to the side away from the outer cover as the opening direction, and the fourth rotating plate rotates to the side close to the outer cover as the opening direction.

As an improvement of the above technical solution, a first rotating mechanism is provided between the first rotating plate and the first flap, and the first rotating mechanism includes: the rotating shaft, the sleeve, the stop block and the spring; the rotating shaft is fixedly arranged on the first baffle plate, the sleeve is sleeved on the rotating shaft and is fixedly connected with the first rotating plate, the stop block and the spring are respectively arranged at two ends of the sleeve, the stop block is fixedly connected with the first baffle plate, the spring is set to be in a compressed state to enable the sleeve to be in contact with the stop block, a convex strip is arranged on the contact surface of the stop block and the sleeve, and a groove in clamping fit with the convex strip is arranged on one side, close to the stop block, of the sleeve; a second rotating mechanism is arranged between the second rotating plate and the second baffle, a third rotating mechanism is arranged between the third rotating plate and the inner cover, a fourth rotating mechanism is arranged between the fourth rotating plate and the inner cover, and the second rotating mechanism, the third rotating mechanism, the fourth rotating mechanism and the first rotating mechanism are the same in structure.

As an improvement of the technical scheme, a heating wire is arranged between the inner cover and the outer cover and is connected with the control switch and the power supply in series.

As an improvement of the technical scheme, a microswitch is arranged at the top of the inner side of the helmet body and is connected with the heating wire, the control switch and the power supply in series.

The utility model has the advantages that: by arranging the inner cover and the outer cover, the temperatures outside the outer cover, between the inner cover and the outer cover and inside the inner cover are distributed in a stepped manner, so that a moderating effect is achieved, and the inner wall of the protective cover is prevented from being easily fogged due to the fact that the temperature difference between the inner side and the outer side of the protective cover is too large; a first rotating plate and a second rotating plate which can be opened and closed are arranged on the outer cover, so that a ventilation channel is formed between the inner cover and the outer cover when the first rotating plate and the second rotating plate are opened; a third rotating plate and a fourth rotating plate are arranged on the inner cover, so that a ventilation channel is formed when the third rotating plate and the fourth rotating plate are opened; thereby make between inner cover and the dustcoat outside, the inboard circulation of air that forms of inner cover, the gas permeability of reinforcing helmet keeps the inboard air drying of guard shield simultaneously, prevents the fog.

Drawings

Fig. 1 is a schematic structural diagram of a protective cover according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the first rotating mechanism according to the embodiment of the present invention;

the heating wire comprises a shield 10, an inner cover 11, an outer cover 12, a first baffle 13, a second baffle 14, a first rotating plate 15, a second rotating plate 16, a third rotating plate 17, a fourth rotating plate 18, a first rotating mechanism 20, a rotating shaft 21, a sleeve 22, a stop 23, a spring 24 and a heating wire 31.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

As shown in fig. 1, the breathable defogging helmet of the present embodiment includes a helmet body and a shield 10 disposed on the helmet body, wherein the shield 10 includes an inner cover 11 and an outer cover 12 disposed at a gap, top ends of the inner cover 11 and the outer cover 12 and bottom ends of the inner cover 11 and the outer cover 12 are disposed in a sealed state, and side walls of two sides of the inner cover 11 and the outer cover 12 are sealed by disposing a first baffle 13 and a second baffle 14; a first rotating plate 15 for opening and closing is arranged on the first baffle 13, a second rotating plate 16 for opening and closing is arranged on the second baffle 14, and when the first rotating plate 15 and the second rotating plate 16 are opened simultaneously, a ventilation channel is formed between the inner cover 11 and the outer cover 12; the inner cover 11 is provided with a third rotating plate 17 for opening and closing on one side close to the first rotating plate 15, a fourth rotating plate 18 for opening and closing on one side close to the second rotating plate 16, and when the third rotating plate 17 and the fourth rotating plate 18 are opened simultaneously, a ventilation channel is formed on one side of the inner cover 11 far away from the outer cover 12.

By arranging the inner cover 11 and the outer cover 12, the temperatures outside the outer cover 12, between the inner cover 11 and the outer cover 12 and inside the inner cover 11 are distributed in a stepped manner, so that a moderation effect is achieved, and the inner wall of the shield 10 is prevented from being easily fogged due to the fact that the temperature difference between the inner side and the outer side of the shield 10 is too large; a first rotating plate 15 and a second rotating plate 16 which can be opened and closed are provided on the outer cover 12 such that a ventilation passage is formed between the inner cover 11 and the outer cover 12 when the first rotating plate 15 and the second rotating plate 16 are opened; a third rotating plate 17 and a fourth rotating plate 18 are provided on the inner cover 11 such that a vent passage is formed when the third rotating plate 17 and the fourth rotating plate 18 are opened; thus, air circulation is formed between the inner cover 11 and the outer cover 12, with the outer side of the outer cover 12 and the inner side of the inner cover 11, the air permeability of the helmet is enhanced, and meanwhile, the air inside the shield 10 is kept dry, and fogging is prevented.

When the first rotating plate 15 and the second rotating plate 16 are opened, the opening directions are opposite, and the first rotating plate and the second rotating plate rotate to the side far away from the shield 10 to be the opening direction; when making first rotor plate 15 and second rotor plate 16 open, the opening direction of one end is towards helmet advancing direction (the direction that helmet wearer gos forward promptly), for the air intake, the other end opening is opposite, opposite with helmet advancing direction, for the air outlet, the atmospheric pressure of air intake department is greater than the atmospheric pressure that external atmospheric pressure is greater than air outlet department, thereby make gaseous from the one-way flow direction air outlet of air intake, thereby avoid atmospheric pressure too big or the undersize between inner cover 11 and the dustcoat 12, cause the too big influence life that receives force of guard shield 10, avoid the dust simultaneously, impurity such as steam stagnates between inner cover 11 and dustcoat 12, influence the sight of wearer.

When the third rotating plate 17 and the fourth rotating plate 18 are opened, the opening directions are opposite, the third rotating plate 17 rotates to the side far away from the outer cover 12 to be the opening direction, and the fourth rotating plate 18 rotates to the side close to the outer cover 12 to be the opening direction; the air flow flows from the third rotating plate 17 to the fourth rotating plate 18, the third rotating plate 17 rotates to the side far away from the outer cover 12 to be in the opening direction, so that when the air flow is opened, the third rotating plate 17 can enable the air flow to flow along the inner cover 11 without directly blowing to the face of a wearer; the fourth rotating plate 18 rotates to one side close to the outer cover 12 to make the opening direction when opening the fourth rotating plate 18, the airflow flows between the inner cover 11 and the outer cover 12, and is the same with the airflow direction between the inner cover 11 and the outer cover 12, thereby avoiding overlarge or undersize air pressure between the inner cover 11 and the outer cover 12, causing the too big influence service life of the protecting cover 10, simultaneously avoiding impurities such as dust, steam and the like to be detained between the inner cover 11 and the outer cover 12, and influencing the sight of a wearer.

A first rotation mechanism 20 is provided between the first rotation plate 15 and the first shutter 13, and the first rotation mechanism 20 includes: a rotating shaft 21, a sleeve 22, a stopper 23 and a spring 24; the utility model discloses a fixed setting of pivot 21 is on first baffle 13, sleeve 22 cover is established on pivot 21 and with first rotation board 15 fixed connection, dog 23 and spring 24 set up respectively at sleeve 22's both ends, dog 23 and first baffle 13 fixed connection, spring 24 sets up to compression state messenger sleeve 22 and dog 23 contact, dog 23 and sleeve 22 contact surface are provided with the sand grip, sleeve 22 is close to dog 23 one side and is provided with the recess with sand grip chucking complex.

The first rotating plate 15 and the first baffle 13 are normally clamped, a wearer can grasp the first rotating plate 15 and move the first rotating plate 15 to one side of the spring 24 to further compress the spring 24, the sleeve 22 and the stop block 23 are separated, the first rotating plate 15 and the first baffle 13 are separated from the clamping state, the first rotating plate 15 is rotated to adjust the opening size, the first rotating plate 15 is adjusted to be proper size to be released, the sleeve 22 and the stop block 23 are clamped under the action of the spring 24, the first rotating plate 15 and the first baffle 13 are clamped, and the phenomenon that the first rotating plate 15 rotates automatically due to the action of air flow in the using process to influence the normal use of the helmet is avoided.

A second rotating mechanism is arranged between the second rotating plate 16 and the second baffle 14, a third rotating mechanism is arranged between the third rotating plate 17 and the inner cover 11, a fourth rotating mechanism is arranged between the fourth rotating plate and the inner cover 11, and the second rotating mechanism, the third rotating mechanism and the fourth rotating mechanism have the same structure as the first rotating mechanism 20.

The openings of the first rotating plate 15, the second rotating plate 16, the third rotating plate 17 and the fourth rotating plate 18 are made adjustable in size, so that the sizes of the air flow of the ventilation channels inside the inner and outer covers 11 and 12 and the inner cover 11 are controlled to adapt to different environments and different helmet wearers.

As shown in fig. 2, a heating wire 31 is arranged between the inner cover 11 and the outer cover 12, and the heating wire 31 is connected in series with a control switch and a power supply; the gas in the ventilation passage is heated by the heating wire 31, thereby enhancing the antifogging property.

The top of the inner side of the helmet body is provided with a microswitch which is connected with the heating wire 31, the control switch and the power supply in series; after the wearer breaks away from the helmet, the micro switch is switched off, so that the phenomenon that the heating wire 31 is in a heating state and the helmet is damaged due to local overheating because the helmet forgets to switch off the control switch in an unused state is avoided.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are 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 phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The breathable defogging helmet comprises a helmet body and a shield (10) arranged on the helmet body, wherein the shield (10) comprises an inner cover (11) and an outer cover (12) which are arranged in a gap, the top ends of the inner cover (11) and the outer cover (12) and the bottom ends of the inner cover (11) and the outer cover (12) are arranged in a sealed state, and the side walls of the two sides of the inner cover (11) and the outer cover (12) are sealed by arranging a first baffle (13) and a second baffle (14); the method is characterized in that: a first rotating plate (15) which is opened and closed is arranged on the first baffle (13), a second rotating plate (16) which is opened and closed is arranged on the second baffle (14), and when the first rotating plate (15) and the second rotating plate (16) are opened simultaneously, a ventilation channel is formed between the inner cover (11) and the outer cover (12); a third rotating plate (17) which is opened and closed is arranged on one side, close to the first rotating plate (15), of the inner cover (11), a fourth rotating plate (18) which is opened and closed is arranged on one side, close to the second rotating plate (16), and when the third rotating plate (17) and the fourth rotating plate (18) are opened simultaneously, a ventilation channel is formed on one side, far away from the outer cover (12), of the inner cover (11).

2. The breathable defogging helmet recited in claim 1 wherein: when the first rotating plate (15) and the second rotating plate (16) are opened, the opening directions are opposite, and the first rotating plate and the second rotating plate rotate to the side far away from the shield (10) to be the opening direction.

3. The breathable defogging helmet recited in claim 1 or claim 2 wherein: when the third rotating plate (17) and the fourth rotating plate (18) are opened, the opening directions are opposite, the third rotating plate (17) rotates towards the side far away from the outer cover (12) to be the opening direction, and the fourth rotating plate (18) rotates towards the side close to the outer cover (12) to be the opening direction.

4. The breathable defogging helmet recited in claim 1 wherein: a first rotating mechanism (20) is arranged between the first rotating plate (15) and the first baffle (13), and the first rotating mechanism (20) comprises: a rotating shaft (21), a sleeve (22), a stop block (23) and a spring (24); the rotating shaft (21) is fixedly arranged on the first baffle (13), the sleeve (22) is sleeved on the rotating shaft (21) and is fixedly connected with the first rotating plate (15), the stop block (23) and the spring (24) are respectively arranged at two ends of the sleeve (22), the stop block (23) is fixedly connected with the first baffle (13), the spring (24) is set to be in a compression state, so that the sleeve (22) is in contact with the stop block (23), a convex strip is arranged on the contact surface of the stop block (23) and the sleeve (22), and a groove in clamping fit with the convex strip is arranged on one side, close to the stop block (23), of the sleeve (22); a second rotating mechanism is arranged between the second rotating plate (16) and the second baffle (14), a third rotating mechanism is arranged between the third rotating plate (17) and the inner cover (11), a fourth rotating mechanism is arranged between the fourth rotating plate and the inner cover (11), and the structures of the second rotating mechanism, the third rotating mechanism and the fourth rotating mechanism are the same as those of the first rotating mechanism (20).

5. The breathable defogging helmet recited in claim 1 wherein: a heating wire (31) is arranged between the inner cover (11) and the outer cover (12), and the heating wire (31) is connected with a control switch and a power supply in series.

6. The breathable defogging helmet recited in claim 5 wherein: the top of the inner side of the helmet body is provided with a microswitch which is connected with the heating wire (31), the control switch and the power supply in series.