CN114711506A

CN114711506A - Breathable helmet

Info

Publication number: CN114711506A
Application number: CN202210178361.XA
Authority: CN
Inventors: 吴唯坚
Original assignee: Lanxi Yema Motorcycle Fittings Co ltd
Current assignee: Lanxi Yema Motorcycle Fittings Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-07-08

Abstract

The invention discloses a breathable helmet which comprises a helmet main body, wherein an air bag attached to the upper part of a head is arranged in the helmet main body, air holes communicated with the inside and the outside of the air bag are formed in the lower part of a cavity of the air bag, an air exhaust device for sending air into the air bag is arranged in the helmet main body, and the air exhaust device is communicated with the outside through an air inlet formed in the helmet main body. The air bag enables the head to be better wrapped by the air bag through the air draft device after a person wears the helmet, and has a buffering function; the air holes at the lower part of the air bag can slowly output air to the head to take away sweat on the head, thereby ensuring the ventilation and comfort of the head.

Description

Breathable helmet

Technical Field

The invention relates to the field of head coverings, in particular to a breathable helmet.

Background

As a device for protecting the head, a helmet should be designed to secure safety and also focus on improvement of comfort, and since the helmet completely covers the head, air permeability has a high demand for comfort of the helmet, for example, a "helmet" disclosed in chinese patent document, whose publication No. CN106455740B includes a suspension net and a fastening band in the helmet, a suspension portion closer to a top side than the head fastening band and crossing a gap portion formed between at least two feet is provided on a foot portion of the suspension net, and an impact absorbing portion for absorbing impact from the outside of the helmet body is provided on the suspension portion, so that air permeability is good, but a contact area of the head is reduced, wrapping property is reduced, and partial pressure of the head is high; if the head is wrapped with the entire cloth, the air permeability cannot be ensured.

Disclosure of Invention

In order to solve the problem that the air permeability and the wrapping property of the helmet in the prior art cannot be achieved at the same time, the invention provides the breathable helmet which ensures the wrapping property and improves the air permeability.

The invention is realized by the following technical scheme:

the utility model provides a ventilative helmet, includes helmet main body, is provided with the gasbag that pastes first upper portion in the helmet main body, and the lower part of the cavity of gasbag is equipped with the inside and outside bleeder vent of intercommunication gasbag, is provided with the updraft ventilator who sends into the gasbag with gas in the helmet main body, and updraft ventilator passes through the air inlet intercommunication external world that sets up in the helmet main body.

The air bag has the advantages that the air bag has a better wrapping performance on the head through the air exhaust device after a person wears the helmet, and has a buffering effect; the air holes at the lower part of the air bag can slowly output air to the head to take away sweat on the head, thereby ensuring the ventilation and comfort of the head.

Preferably, the upper layer of the cavity of the airbag is a supporting layer with weak elasticity, the lower layer of the cavity of the airbag is a deformation layer with elasticity, the upper layer plays a role in supporting, protecting and fixing the shape, and the lower layer has elasticity, so that the better wrapping performance of the head can be improved.

Preferably, the air exhaust device is located at the top of the helmet main body, and for the helmet of the safety helmet type, the air exhaust device is arranged at the top of the head, so that the space utilization rate is improved.

Preferably, the ventilation device is located at a forehead portion of the helmet body, and in the riding safety helmet, the ventilation device is arranged at the forehead portion so that the ventilation direction is the same as the air flow direction during riding.

Preferably, the air inlet and the smooth transition of helmet main part shell, the air inlet is the loudspeaker form of big-end-up inside little for the air inlet is more smooth and easy.

Preferably, a filter screen is arranged at the air inlet to filter large particles in the air entering the air draft device.

Preferably, the back head part of the helmet main body is also provided with an air draft device, the air draft device is communicated with the outside through an air outlet arranged on the helmet main body, the cross section area of the air outlet is larger than that of the air inlet, when the air draft device at the back head part is opened, air near the head can be sucked into the air bag, and compared with blowing type ventilation, the head is smaller in wind feeling and better in comfort.

Preferably, the air outlet is provided with two layers of filter screens with the same mesh arrangement, wherein one layer can slide, and the filter screens can be blocked by sliding the filter screens to stagger the meshes of the filter screens.

Compared with the prior art, the invention has the advantages that:

by the aid of the arranged air bag, after a user wears the helmet, the air bag has better wrapping performance on the head under the action of the air draft device and has a buffering effect; the air holes at the lower part of the air bag can slowly output air to the head to take away sweat on the head, thereby ensuring the ventilation and comfort of the head.

Drawings

FIG. 1 is a schematic side view of a first embodiment of the present invention;

fig. 2 is a schematic side view of a second embodiment of the present invention.

In the figure: the helmet comprises a helmet body 1, an air inlet 11, an air outlet 12, an air bag 2, a supporting layer 21, a deformation layer 22, air holes 221 and an air exhaust device 3.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the following description further explains how the invention is implemented by combining the attached drawings and the detailed implementation modes.

In the first embodiment, referring to fig. 1, a breathable helmet for riding comprises a helmet body 1, an air bag 2 attached to the upper part of the head is arranged in the helmet body 1, the upper layer of a cavity of the air bag 2 is a weak elastic supporting layer 21 and used for fixing the shape, the lower part of the cavity of the air bag 2 is an elastic deformation layer 22 and is provided with air vents 221 communicating the inside and the outside of the air bag 2, the forehead part and the hindbrain part of the helmet body 1 are respectively provided with an air extracting device 3 used for sending air into the air bag 2, the air extracting device 3 positioned at the forehead part is communicated with the outside through an air inlet 11 arranged on the helmet body 1, the air extracting device 3 positioned at the hindbrain part is communicated with the outside through an air outlet 12 arranged on the helmet body 1, and the cross-sectional area of the air outlet 12 is larger than the air inlet 11. Air inlet 11 department is provided with the individual layer filter screen, and gas outlet 12 is provided with the mesh and arranges the same two-layer filter screen, and one of them layer slidable carries out manual slip or sets up the electronic slip of motor through with the filter screen for the mesh of filter screen staggers and can be stopped up.

The helmet of this embodiment has two modes, a blowing mode one, a blowing mode two, and an inhaling mode. When the air blowing mode is used, only the air extractor at the forehead is opened, the meshes of the filter screen of the air outlet 12 are blocked, the air bag 2 is gradually filled with air, the head is wrapped, and meanwhile, part of the air is exposed from the air holes 221 and used for drying sweat on the head, so that the comfort is improved; when the bicycle is in a high-speed riding state, a blowing mode II can be used, namely, the air exhaust devices are all closed, the meshes of the filter screen of the air outlet 12 are blocked, and airflow caused by riding enters from the air inlet 11 to replace the action of the air exhaust devices; when using the mode of breathing in, only open updraft ventilator 3 at hindbrain position, the filter screen mesh alignment of gas outlet 12 is ventilated, and the air gets into from air inlet 11, and gas outlet 12 is taken out, and because gas outlet 12 cross-sectional area is greater than air inlet 11, then the gas in the helmet also can be inhaled gasbag 2, is about to the sweat of head inhales gasbag 2 and follow gas outlet 12 and discharge, compares in the formula of blowing ventilation, and the head is felt littleer, and the travelling comfort is better.

Air inlet

11 and 1 shell smooth transition of helmet main body, air inlet 11 are the loudspeaker form of big-end-up inside for 11 air inlets are more smooth and easy, and because the viscous layer on the surface of the helmet can be destroyed in air inlet 11's disturbance, reduce the air resistance that the helmet received.

In the second embodiment, referring to fig. 2, a breathable helmet for engineering includes a helmet main body 1, an airbag 2 attached to the upper portion of the head is disposed in the helmet main body 1, air holes 221 communicating the inside and the outside of the airbag 2 are disposed at the lower portion of a cavity of the airbag 2, an air exhaust device 3 for sending air into the airbag 2 is disposed in the helmet main body 1, and the air exhaust device 3 is communicated with the outside through an air inlet 11 disposed in the helmet main body 1. Updraft ventilator 3 is located 1 tops of helmet main part, to the helmet of safety helmet type, is favorable to improving space utilization with updraft ventilator 3 setting at the top of the head. Air inlet 11 and helmet main body 1 shell smooth transition, air inlet 11 are the loudspeaker form of big-outside-in-small for 11 air intakes of air inlet are more smooth and easy. The air inlet 11 department is provided with the filter screen, filters the large granule thing in the air that gets into updraft ventilator 3.

Claims

1. The breathable helmet comprises a helmet main body and is characterized in that an air bag attached to the upper portion of a head is arranged in the helmet main body, air holes communicated with the inside and the outside of the air bag are formed in the lower portion of a cavity of the air bag, an air exhaust device used for sending air into the air bag is arranged in the helmet main body, and the air exhaust device is communicated with the outside through an air inlet formed in the helmet main body.

2. The breathable helmet of claim 1, wherein: the upper layer of the cavity of the air bag is a weak elastic supporting layer, and the lower layer of the cavity of the air bag is a deformation layer with elasticity.

3. The breathable helmet of claim 2, wherein: the air draft device is located at the top of the helmet main body.

4. The breathable helmet of claim 2, wherein: the air draft device is positioned on the forehead of the helmet main body.

5. The breathable helmet of claim 4, wherein: the air inlet is in smooth transition with the shell of the helmet main body, and the air inlet is in a horn shape with a large outside and a small inside.

6. The breathable helmet according to claim 4 or 5, characterized in that: a filter screen is arranged at the air inlet.

7. The breathable helmet according to claim 4 or 5, characterized in that: the back head part of the helmet main body is also provided with an air draft device, the air draft device is communicated with the outside through an air outlet formed in the helmet main body, and the cross section area of the air outlet is larger than that of the air inlet.

8. The breathable helmet of claim 7, wherein: the air outlet is provided with two layers of filter screens with the same mesh arrangement, wherein one layer can slide.