CN113768239A

CN113768239A - Safety helmet

Info

Publication number: CN113768239A
Application number: CN202111225852.7A
Authority: CN
Inventors: 赵和兴; 黄达峰; 高杨; 张小明
Original assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2021-12-10

Abstract

The invention belongs to the technical field of protection, and discloses a safety helmet which comprises a safety helmet body, a face shield and an eye shield. The safety helmet body is used for being worn on the head of a human body. The face guard is connected to the safety helmet body, and the face guard can have first protection position and the first position of drawing in for the safety helmet body motion, and when the face guard was located first protection position, the face guard can shield human face. The eye patch is connected with the safety helmet body, can move relative to the safety helmet body and has a second protection position and a second furling position, and when the eye patch is located at the second protection position, the eye patch can shield the eyes of a human body. The face mask and the eye mask are independent from each other and do not affect each other, and maintenance personnel can select to use the face mask and/or use the eye mask according to different actual operation requirements so as to adapt to different use requirements.

Description

Safety helmet

Technical Field

The invention relates to the technical field of protection, in particular to a safety helmet.

Background

Maintenance personnel usually need to carry out daily maintenance operation on equipment, and especially when the power maintenance personnel maintain power equipment daily, splashes such as fragments or scraps generated by equipment such as a motor have high speed and energy, and easily cause harm to eyes, faces and the like of the operation personnel. In addition, when welding and other operations are performed, strong light generated by a strong light source such as welding can irritate eyes, and potential safety hazards are brought to constructors.

In the above operation, the maintenance personnel usually wear the safety helmet on the head of the human body, and set the face shield to cover between the face of the human body and the splashes, so as to prevent the splashes from burning the face. However, when a maintenance worker performs maintenance work, the maintenance worker needs to protect a body part and also secure a sufficient view. The mode of embedding eye-shade in traditional safety helmet adopted the face guard usually, and the problem that this kind of structure exists is, maintenance personal's sight scope depends on the size of eye-shade completely, and the eye-shade undersize can lead to the sight to be obstructed, influences maintenance efficiency. And if improve it, with the scope increase of eye-shade, perhaps directly adopt the face guard to prevent that the highlight material makes, make the face guard have the effect of eye-shade simultaneously, the consequence that leads to equally is, when need not preventing the highlight protection, can not satisfy the operation needs of such operating mode, because prevent that the highlight material can certainly lead to the percent of pass of light to reduce, inevitably influence maintainer's sight.

Therefore, a safety helmet is needed to solve the above problems.

Disclosure of Invention

The invention provides a safety helmet, which is characterized in that a face mask and an eye mask are arranged independently, and the safety helmet can meet the operation requirements of different working conditions.

In order to achieve the purpose, the invention adopts the following technical scheme:

a safety helmet, comprising:

the safety helmet body is used for being worn on the head of a human body;

the mask is connected with the safety helmet body, can move relative to the safety helmet body and has a first protection position and a first folding position, and when the mask is located at the first protection position, the mask can shield the face of a human body;

the eye shield is connected with the safety helmet body and can move relative to the safety helmet body to have a second protection position and a second folding position, and when the eye shield is located at the second protection position, the eye shield can shield the eyes of a human body.

The helmet further includes a first movable member rotatably connected to the helmet body, the visor connected to the first movable member, a second movable member rotatably connected to the helmet body, and an eyeshade connected to the second movable member.

The helmet further comprises a rotating member, the rotating member sequentially penetrates through the first moving member, the helmet body and the second moving member, the helmet body is fixedly connected with the rotating member, and the first moving member and the second moving member are respectively and rotatably connected with the rotating member.

As a preferred aspect of the safety helmet, the first movable member includes a first movable member body rotatably connected to the safety helmet body, the face cover is connected to the first movable member telescopic rod, the first movable member telescopic rod is slidably inserted into the first movable member body, and/or the second movable member includes a second movable member body rotatably connected to the safety helmet body, the eyeshade is connected to the second movable member telescopic rod, and the second movable member telescopic rod is slidably inserted into the second movable member body.

As a preferable mode of the safety helmet, the safety helmet body is provided with a first chute, the first movable member has a first rotating shaft, the first movable member is capable of rotating relative to the first rotating shaft, and the first rotating shaft is slidably disposed in the first chute.

As a preferable aspect of the safety helmet, the safety helmet body further has a second chute, the second movable member has a second rotating shaft, the second movable member is capable of rotating relative to the second rotating shaft, and the second rotating shaft is slidably disposed in the second chute.

As a preferable mode of the safety helmet, two first movable members are provided, the two first movable members are respectively rotatably connected to both sides of the safety helmet body, the face shield is connected to the middle of the two first movable members, two second movable members are provided, the two second movable members are respectively rotatably connected to both sides of the safety helmet body, and the eyeshade is connected to the middle of the two second movable members.

Preferably, the visor can be positioned at any position between the first protective position and the first stowed position, and/or the visor can be positioned at any position between the second protective position and the second stowed position.

As a preferable scheme of the safety helmet, the safety helmet body is provided with a holding groove, the holding groove is used for holding the head of a human body, a furling groove is formed in the side wall of the holding groove, and the eyeshade can move into the furling groove.

As a preferable scheme of the safety helmet, the face mask is made of light-transmitting materials.

The invention has the beneficial effects that:

the mask is connected with the safety helmet body independently, and can move relative to the safety helmet body, so that the mask can shield the face of a human body and can be folded without influencing maintenance operation; in addition, the independent eyeshade connected with the safety helmet body is arranged, similarly, the eyeshade can move relative to the safety helmet body, can shield the eyes of a human body, can be folded, does not influence maintenance operation, and is convenient to adjust. The mask and the eyeshade are arranged independently and are not affected with each other, and maintenance personnel can select to use the mask and/or use the eyeshade according to different actual operation requirements to adapt to different use requirements.

Drawings

FIG. 1 is a first schematic structural diagram of a safety helmet according to a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a safety helmet according to a first embodiment of the present invention;

FIG. 3 is a schematic structural diagram III of a safety helmet according to a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a safety helmet in a second embodiment of the present invention.

In the figure:

1. a helmet body; 11. a first chute; 12. a second chute; 13. accommodating grooves; 131. a gathering groove;

2. a face mask;

3. a first movable member; 31. a first movable piece body; 32. a first movable member telescoping rod; 33. a first rotating shaft;

4. eye masks;

5. a second movable member; 51. a second movable member body; 52. a second movable member telescoping rod; 53. a second rotating shaft;

6. and a rotating member.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means 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 with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

Example one

Fig. 1 is a first schematic structural diagram of a safety helmet according to a first embodiment of the present invention. Referring to fig. 1, an embodiment of the present invention provides a safety helmet, which may be used in the technical field of equipment maintenance. When a maintenance engineer wears the safety helmet to perform maintenance operation, the mask 2 or the eye mask 4 can be used independently or the mask and the eye mask can be used in combination, so that the safety helmet can adapt to the operation requirements of different working conditions and is convenient to adjust.

With continued reference to fig. 1, the helmet includes a helmet body 1, a face shield 2, and an eye shield 4. The safety helmet body 1 is used for being worn on the head of a human body, specifically, the safety helmet body 1 is provided with a containing groove 13, and the containing groove 13 is used for containing the head of the human body. In order to improve the comfort of the user wearing the safety helmet, the groove wall of the accommodating groove 13 can be made of soft materials, or cotton can be added on the groove wall. The face mask 2 is made of a transparent material, and optionally, the face mask 2 is made of glass fiber reinforced plastic or polycarbonate plastic material, so that the face mask 2 can provide protection for a user and has a transparent characteristic. The eye patch 4 can be made by adding metal oxide into the optical glass, and the metal oxide can make the glass selectively absorb electromagnetic wave of a certain wave band in the light, so that the eye patch 4 can reduce the amount of the light of certain wavelength transmitting the eye patch 4, and avoid or reduce the damage of strong light to eyes.

With continued reference to fig. 1, the face shield 2 is connected to the helmet body 1, the face shield 2 can move relative to the helmet body 1 to have a first protection position and a first closed position, and when the face shield 2 is located at the first protection position, the face shield 2 can shield the face of the human body to prevent splashes such as fragments or chippings from damaging the face of the human body. When the face mask 2 is in the first folded position, the face mask 2 is folded, and no blocking effect is provided between splashes and the face of a human body, so that the sight of a wearer is not obstructed, and the maintenance operation is not influenced. The eye patch 4 is connected with the safety helmet body 1, the eye patch 4 can move relative to the safety helmet body 1 and has a second protection position and a second furling position, when the eye patch 4 is located at the second protection position, the eye patch 4 can shield the eyes of a human body, and strong light generated by strong light sources such as welding and the like is prevented from stabbing the eyes. The eye patch 4 is made of dark light-transmitting materials in order to prevent strong light from passing through, the sight line is inevitably influenced, when the eye patch 4 is located at the second folding position, the eye patch 4 does not shield the eyes of a human body, the sight line of a wearer is not influenced, and the maintenance operation is not influenced. The mask 2 and the eyeshade 4 are arranged independently and are not affected with each other, and maintenance personnel can select to use the mask 2 and/or the eyeshade 4 according to different actual operation requirements so as to adapt to the operation requirements of different working conditions, which will be described in detail below.

Continuing to refer to fig. 1, at this moment, face guard 2 is located the first protection position, and eye-shade 4 is located the second protection position, and face guard 2 and eye-shade 4 cover in human face and eye respectively, can play the guard action simultaneously. The device is suitable for workplaces which can generate both splashes and strong light.

Although the face mask 2 can provide protection for the face of a human body, inevitably, even if a completely transparent material is used, the face mask 2 may affect the line of sight of the wearer due to factors such as light refraction or surface scratches, and in addition, when the face mask 2 is in the first protective position, it may also affect the face of the human body to wear other equipment such as a face mask or a gas mask. Fig. 2 is a schematic structural view showing a second safety helmet according to a first embodiment of the present invention, and referring to fig. 2, when the mask 2 is not needed to be used, the mask 2 can be adjusted to a first folded position, and the eyeshade 4 can be adjusted to a second protection position. At this moment, the face mask 2 is positioned above the safety helmet body 1, the sight of a wearer is not affected at all, and the wearer only uses the eye mask 4 to prevent strong light.

And some places only need to use the face mask 2, for example, when the maintenance of the motor is carried out, fragments generated by the motor are often higher in speed, can cause splashing to impact the human face, but can not generate strong light, so that the eye mask 4 is not needed. Since the eye mask 4 is generally low in light transmittance, although it can protect eyes, it greatly affects the sight of the wearer, and the eye mask 4 is used in a place where it is not necessary to prevent strong light, but it may affect the maintenance operation of the wearer. Fig. 3 is a third schematic structural view of the safety helmet according to the first embodiment of the present invention, referring to fig. 3, when the eyeshade 4 is not needed, the face shield 2 can be adjusted to the first protection position, and the eyeshade 4 can be adjusted to the second folded position. At this time, the eye mask 4 does not shield the eyes of the wearer and does not affect the sight, and the wearer only uses the mask 2 to prevent the fragments from splashing.

Obviously, the present embodiment only lists several common structures of the safety helmet, and the user can move the face shield 2 and the eye shield 4 to other positions according to the actual working conditions when using the safety helmet, so that the safety helmet forms other structures to meet the actual requirements. For example, in a location where there is no splatter and a strong light source, the visor 2 is moved to the first stowed position and the eye flap 4 is moved to the second stowed position for use only as a normal safety helmet.

With continued reference to fig. 1-3, the safety helmet further comprises a first movable member 3 and a second movable member 5, the first movable member 3 is rotatably connected to the safety helmet body 1, the face shield 2 is connected to the first movable member 3, and the position of the face shield 2 is adjusted by rotating the first movable member 3, so that the adjustment is more convenient. Simultaneously because the setting of first moving part 3 makes to have certain distance between wearer's face and the face guard 2, vapor liquefaction is the water droplet on face guard 2 when preventing that the wearer from using under cold circumstance when the wearer exhales, and then influences the sight. Similarly, the second movable member 5 is rotatably connected to the helmet body 1, and the eyeshade 4 is connected to the second movable member 5, which also has the above-mentioned effects and is not described in detail.

With continued reference to fig. 1-3, the safety helmet further includes a rotating member 6, the rotating member 6 sequentially passes through the first moving member 3, the safety helmet body 1 and the second moving member 5, the safety helmet body 1 is fixedly connected with the rotating member 6, and the first moving member 3 and the second moving member 5 are respectively rotatably connected with the rotating member 6. Connect first moving part 3 and second moving part 5 through rotating piece 6, make first moving part 3 and second moving part 5 all regard as the rotation axis with rotation piece 6 with the rotation of safety helmet body 1 to be connected, simple structure, the installation of being convenient for. In this embodiment, the same rotating member 6 is used to pass through the first moving member 3 and the second moving member 5 at the same time, as an alternative structure, two rotating members 6 are provided, and the two rotating members 6 pass through the first moving member 3 and the second moving member 5 respectively, so that the rotational connection positions of the first moving member 3 and the helmet body 1 and the rotational connection positions of the second moving member 5 and the helmet body 1 are different.

With continued reference to fig. 1-3, in the present embodiment, the first movable member 3 and the second movable member 5 are retractable, specifically, the first movable member 3 includes a first movable member body 31 and a first movable member extension rod 32, the first movable member body 31 is rotatably connected to the helmet body 1, the face shield 2 is connected to the first movable member extension rod 32, the first movable member extension rod 32 is slidably inserted into the first movable member body 31, and the length of the first movable member 3 is adjustable by slidably adjusting the first movable member extension rod 32, so that the distance between the face shield 2 and the wearer is adjustable. The second moving part 5 comprises a second moving part body 51 and a second moving part telescopic rod 52, the second moving part body 51 is rotatably connected to the safety helmet body 1, the eyeshade 4 is connected to the second moving part telescopic rod 52, the second moving part telescopic rod 52 is inserted into the second moving part body 51 in a sliding mode, the length of the second moving part 5 is adjustable by adjusting the second moving part telescopic rod 52 in a sliding mode, and therefore the distance between the eyeshade 4 and a wearer is adjustable. By adjusting the distance between the face mask 2 and the eye mask 4 to the wearer, the safety helmet can adapt to wearers with different face shapes and meet the wearing habits of different people.

In other embodiments, only the first movable member 3 may be set to be a retractable structure, and the second movable member may not be retractable, or only the second movable member 5 may be set to be a retractable structure, and the first movable member 3 may not be retractable, so that the structure of the safety helmet is simpler, and the safety helmet is adapted to use habits of different places and different people.

With continued reference to fig. 1-3, the two first movable members 3 are provided, the two first movable members 3 are respectively rotatably connected to two sides of the helmet body 1, the face shield 2 is connected between the two first movable members 3, so that the movement of the face shield 2 is more stable, and the wearer can complete adjustment from two sides of the helmet body 1, in this embodiment, the face shield 2 is connected to the end of the first movable member telescopic rod 32 far away from the first movable member body 31. The second movable members 5 are provided with two second movable members 5, the two second movable members 5 are respectively rotatably connected to two sides of the helmet body 1, the eyeshade 4 is connected between the two second movable members 5, in this embodiment, the eyeshade 4 is connected to the end portion of the second movable member telescopic rod 52 far away from the second movable member body 51.

With continued reference to fig. 1-3, in this embodiment, the mask 2 can be retained in any position between the first protective position and the first stowed position, and the eye flap 4 can be retained in any position between the second protective position and the second stowed position. Thereby facilitating the user to adjust the position of the face mask 2 or eye mask 4 to accommodate splashes or glare from different positions, making the adjustment of the face mask 2 and eye mask 4 more flexible. In other embodiments, it is also possible to arrange only the face mask 2 to be able to stay in any position between the first protective position and the first stowed position, or only the eye flap 4 to be able to stay in any position between the second protective position and the second stowed position.

With continued reference to fig. 1-3, a furling groove 131 is formed on the side wall of the accommodating groove 13, and the eye patch 4 can move into the furling groove 131. In the embodiment, the face mask 2 is positioned outside the helmet body 1, so that the movement of the face mask 2 and the eye patch 4 is not affected.

The method for using the safety helmet in the embodiment is described in detail below with reference to fig. 1 to 3:

during the placement and transportation of the helmet, the face shield 2 can be moved to a first stowed position and the eye shield 4 can be moved to a second stowed position. The wearer wears the safety helmet and puts the head into the accommodating groove 13, and the proper angle is adjusted according to the head shape of the wearer. The mask 2 or the eye flap 4 is then adjusted to the first protective position or the second protective position according to different requirements. Taking the mask 2 as an example, the wearer manually rotates the first movable member body 31 to drive the mask 2 to rotate to a proper position. The first movable member telescopic rod 32 slides relative to the first movable member body 31 to drive the face mask 2 to move, so that the face mask 2 can be shielded on the face, the face mask 2 is adjusted, and the face mask 2 is located at the first protection position. The use of the eye patch 4 is similar to that described above and will not be described further.

Example two

Fig. 4 is a schematic structural diagram of a safety helmet in a second embodiment of the present invention. Referring to fig. 4, the present embodiment provides another safety helmet, which is different from the safety helmet in the first embodiment in that: the first moving part 3 and the second moving part 5 have different structures.

In this embodiment, the first movable member 3 and the second movable member 5 are not retractable, that is, the first movable member 3 does not include the first movable member body 31 and the first movable member extension bar 32, and the second movable member 5 does not include the second movable member body 51 and the second movable member extension bar 52. On this basis, still have the following structure:

continuing to refer to fig. 4, the safety helmet body 1 has been seted up first spout 11, and the first moving part 3 has first pivot 33, and the first moving part 3 can rotate for first pivot 33, and first pivot 33 slides and sets up in first spout 11, slides in first spout 11 through first pivot 33, drives face guard 2 and keeps away from or is close to the person of wearing in order to adjust the distance between person of wearing and face guard 2 in order to satisfy actual need. The using process is as follows: after rotating first moving part 3 in order to rotate face guard 2 to suitable position, slide first moving part 3, drive face guard 2 and remove to suitable position to make face guard 2 can shield in the face, make face guard 2 be located first protection position.

With reference to fig. 4, similarly to the above structure, the helmet body 1 further has a second sliding slot 12, the second movable element 5 has a second rotating shaft 53, the second movable element 5 can rotate relative to the second rotating shaft 53, and the second rotating shaft 53 is slidably disposed on the second sliding slot 12. The distance between the wearer and the eyeshade 4 is adjusted to meet the actual requirement by sliding the second rotating shaft 53 arranged on the second sliding chute 12. The use process is similar to the mask 2 and will not be described in detail.

Optionally, the first sliding groove 11 is opened on the outer side of the helmet body 1, and the second sliding groove 12 is opened on the inner side of the helmet body 1, that is, on the side wall of the accommodating groove 13, so that the movement of the face mask 2 and the eye patch 4 can be prevented from interfering with each other. Meanwhile, the second sliding groove 12 is opened at the inner side of the helmet body 1, so that the eyeshade 4 can be easily moved into the furling groove 131 to complete furling.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A safety helmet, comprising:

the safety helmet comprises a safety helmet body (1) and a safety helmet body, wherein the safety helmet body is used for being worn on the head of a human body;

the face shield (2) is connected to the safety helmet body (1), the face shield (2) can move relative to the safety helmet body (1) to form a first protection position and a first folding position, and when the face shield (2) is located at the first protection position, the face shield (2) can shield the face of a human body;

the eye patch (4) is connected to the safety helmet body (1), the eye patch (4) can move relative to the safety helmet body (1) and has a second protection position and a second folding position, and when the eye patch (4) is located at the second protection position, the eye patch (4) can shield the eyes of a human body.

2. A crash helmet according to claim 1, further comprising a first movable member (3) and a second movable member (5), wherein the first movable member (3) is rotatably connected to the crash helmet body (1), the face shield (2) is connected to the first movable member (3), the second movable member (5) is rotatably connected to the crash helmet body (1), and the eyeshade (4) is connected to the second movable member (5).

3. The safety helmet according to claim 2, further comprising a rotating member (6), wherein the rotating member (6) sequentially penetrates through the first moving member (3), the safety helmet body (1) and the second moving member (5), the safety helmet body (1) is fixedly connected with the rotating member (6), and the first moving member (3) and the second moving member (5) are respectively rotatably connected with the rotating member (6).

4. A safety helmet according to claim 3, wherein the first movable member (3) comprises a first movable member body (31) and a first movable member extension bar (32), the first movable piece body (31) is rotatably connected to the safety helmet body (1), the face shield (2) is connected with the first movable piece telescopic rod (32), the first movable piece telescopic rod (32) is inserted in the first movable piece body (31) in a sliding mode, and/or the second mobile element (5) comprises a second mobile element body (51) and a second mobile element telescopic rod (52), the second movable part body (51) is rotatably connected to the safety helmet body (1), the eyeshade (4) is connected to the second movable piece telescopic rod (52), and the second movable piece telescopic rod (52) is inserted into the second movable piece body (51) in a sliding mode.

5. The safety helmet according to claim 2, wherein the safety helmet body (1) defines a first sliding slot (11), the first movable member (3) has a first rotating shaft (33), the first movable member (3) is capable of rotating relative to the first rotating shaft (33), and the first rotating shaft (33) is slidably disposed in the first sliding slot (11).

6. The safety helmet according to claim 2, wherein the safety helmet body (1) further defines a second sliding slot (12), the second movable member (5) has a second rotating shaft (53), the second movable member (5) can rotate relative to the second rotating shaft (53), and the second rotating shaft (53) is slidably disposed in the second sliding slot (12).

7. A safety helmet according to any of claims 2 to 6, wherein there are two first movable members (3), two first movable members (3) being rotatably connected to both sides of the helmet body (1), respectively, the visor (2) being connected intermediate the two first movable members (3), two second movable members (5) being rotatably connected to both sides of the helmet body (1), respectively, and the eye shield (4) being connected intermediate the two second movable members (5).

8. A safety helmet according to any of claims 1 to 6, wherein the face shield (2) is adapted to rest in any position between a first, shielding position and a first, stowed position, and/or wherein the eye shield (4) is adapted to rest in any position between a second, shielding position and a second, stowed position.

9. The safety helmet according to any one of claims 1 to 6, wherein the safety helmet body (1) has a receiving groove (13), the receiving groove (13) is used for receiving the head of a human body, a gathering groove (131) is opened on the side wall of the receiving groove (13), and the eye patch (4) can move into the gathering groove (131).

10. A safety helmet according to any of claims 1 to 6, wherein the visor (2) is made of a light-transmitting material.