CN215531981U

CN215531981U - Protective helmet

Info

Publication number: CN215531981U
Application number: CN202122116160.0U
Authority: CN
Inventors: 张绍华; 祁月清
Original assignee: Guangdong Yangyi Technology Co ltd
Current assignee: Guangdong Yangyi Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-18
Anticipated expiration: 2031-09-02

Abstract

The utility model belongs to the field of harnesses for protecting human heads, and particularly relates to a protective helmet which comprises a helmet shell and an inner damping cover, wherein the inner damping cover is made of a breathable material, the helmet shell comprises a top head part and a back pillow part which are connected, the top head part is provided with two first ventilation grooves, the back pillow part is provided with two second ventilation grooves, the outer surface of the back pillow part is convexly provided with a reinforcing rib, a first braking rib and a second braking rib, the reinforcing rib is annularly wound on the peripheries of the two second ventilation grooves and is arranged in a closed loop manner, the first braking rib is positioned at the first end, close to the top head part, of the back pillow part and is arranged to cross the center line of the helmet shell in a convex arch manner, and the second braking rib is positioned at the second end, far away from the top head part, of the back pillow part and is arranged to cross the center line of the helmet shell in a convex arch manner. This protective helmet can receive the slip stage after colliding to the pillow of human head and effectively brake, and the protective effect is good, and ventilation cooling effect is good moreover, simple structure, low in production cost.

Description

Protective helmet

Technical Field

The utility model belongs to the technical field of harnesses for protecting the head of a human body, and particularly relates to a protective helmet.

Background

People often wear various protective gear when doing various sports or training, wherein the helmet is an important protective gear and can play a role in protecting the head of a human body.

However, the structure of the existing helmet is complex, and the wearing of the helmet brings a load sense to people, which affects the experience sense of the wearing person. Moreover, the existing helmet lacks of ventilation function when playing a protection role, and is poor in heat dissipation effect, so that the stuffy feeling of the person wearing the helmet affects the experience of the person wearing the helmet. In addition, the existing helmet has a defect in protecting the occiput (back head position) of the head of a human body, namely the pillow cannot be braked in the sliding stage after collision, so that the occiput is damaged by secondary sliding.

SUMMERY OF THE UTILITY MODEL

In order to achieve the main purpose of the utility model, the utility model provides a protective helmet which can effectively brake the sliding stage of the pillow part of the head of a human body after being collided, has good protective effect, good ventilation and heat dissipation effects, simple structure and low production cost.

In order to achieve the main purpose of the utility model, the utility model provides a protective helmet, which comprises a helmet shell and an inner damping cover, wherein the inner damping cover is arranged on the inner surface of the helmet shell, the shape of the outer surface of the inner damping cover is matched with that of the inner surface of the helmet shell, the inner damping cover is made of a breathable material, the helmet shell comprises a top head part and a back pillow part which are connected, the top head part is provided with two first ventilation grooves, the two first ventilation grooves are symmetrically arranged relative to the central line of the helmet shell, each first ventilation groove extends from the front end of the top head part to the rear end of the top head part connected with the back pillow part, the back pillow part is provided with two second ventilation grooves, the two second ventilation grooves are symmetrically arranged relative to the central line of the helmet shell, the outer surface of the back pillow part is convexly provided with a reinforcing rib, a first braking rib and a second braking rib, the reinforcing rib is arranged around the peripheries of the two second ventilation grooves in a closed loop, the first braking rib is located the first end that back occipital portion is close to the top of the head and is the setting of the central line that the helmet shell was strideed across in the convex arch, and the both ends that first braking rib is connected with back occipital portion set up about the central line symmetry of helmet shell, the maximum distance between the surface of first braking rib and the surface of back occipital portion is greater than the maximum distance between the surface of strengthening rib and the surface of back occipital portion, the second braking rib is located the second end that back occipital portion kept away from the top of the head and is the setting of the central line that the helmet shell was strideed across in the convex arch, and the both ends that second braking rib and back occipital portion are connected set up about the central line symmetry of helmet shell, the maximum distance between the surface of second braking rib and the surface of back occipital portion is greater than the maximum distance between the surface of strengthening rib and the surface of back occipital portion.

According to the scheme, the shock absorption inner cover of the protective helmet is made of the breathable material, the helmet shell of the protective helmet comprises the top head portion and the back pillow portion which are connected, the top head portion is provided with the two first ventilation grooves, the back pillow portion is provided with the two second ventilation grooves, hot air on the head portion can be timely dissipated through the first ventilation grooves and the second ventilation grooves, the heat dissipation effect is good, and therefore wearing comfort is improved. In addition, the outer surface of the rear pillow part of the helmet shell of the protective helmet is convexly provided with the reinforcing rib, the first braking rib and the second braking rib, the reinforcing rib is arranged around the peripheries of the two second ventilation grooves in a closed loop mode, so that the structural strength of the rear pillow part is enhanced, the rear pillow part of the helmet shell can be guaranteed to effectively protect the pillow part of the head of a human body, a braking area is formed between the first braking rib and the second braking rib, when the pillow part of the head of the human body is impacted and then slides, the braking area can play a role of increasing friction force, the sliding stage after the impact on the pillow part of the head of the human body can be effectively braked, the pillow part of the head of the human body is prevented from secondary sliding injury, and the protective effect is good. In addition, the protective helmet is simple in structure and low in production cost.

As a further optimized solution, a protective helmet further comprises two deflector rings, one deflector ring surrounds the outside of one first ventilation groove and is disposed on the outer surface of the crown portion, the two deflector rings are symmetrically disposed about the centerline of the helmet shell, a first side deflector groove is formed between a first side surface of one deflector ring and the first side outer surface of the crown portion, a top deflector groove is formed between a second side surface of one deflector ring, the top end outer surface of the crown portion and the first side surface of the other deflector ring, and a second side deflector groove is formed between the second side surface of the other deflector ring and the second side outer surface of the crown portion.

As a further optimized scheme, a third ventilation groove is further formed in the top of the head, the third ventilation groove is arranged on the outer sides of the two first ventilation grooves in a U-shaped extending mode, and the connecting section of the third ventilation groove is arranged close to the front end of the top of the head.

As a further optimized scheme, the third ventilation slot is including the first extension section that connects gradually, first slope section, the linkage segment, second slope section and second extension section, the linkage segment is the arc and stridees across helmet shell's central line and extends, and the linkage segment sets up about helmet shell's central line symmetry with the both ends that first slope section and second slope section are connected respectively, first extension section is located the top of linkage segment on vertical direction, and first extension section staggers the setting with the linkage segment on the horizontal direction, first extension section and second slope section are about helmet shell's central line symmetry setting, and first slope section and second slope section are about helmet shell's central line symmetry setting.

As a further optimized scheme, two fourth air ducts are further formed in the top of the helmet, one fourth air duct is located on the outer side, away from the second extension section, of the first extension section, the other fourth air duct is located on the outer side, away from the first extension section, of the second extension section, and the two fourth air ducts are symmetrically arranged about the center line of the helmet shell.

As a further optimized scheme, the peripheral surface of the notch of each fourth air duct is provided with a flow guide surface which is obliquely arranged.

As a further preferred solution, a protective helmet further comprises a night vision device arranged on the outer surface of the crown and located between the two first ventilation slots, the night vision device having an illumination and warning function.

As a further optimized scheme, the protective helmet further comprises goggles, and two ends of each goggle are connected with two sides of the back pillow part through telescopic belts respectively.

As a further optimized scheme, the protective helmet further comprises a first fastening belt, a first fastener, a second fastening belt and a second fastener, wherein two ends of the first fastening belt are respectively connected with the first side of the top of the head and the first side of the back occipital portion, two ends of the second fastening belt are respectively connected with the second side of the top of the head and the second side of the back occipital portion, the first fastener is arranged on the first fastening belt, the second fastener is arranged on the second fastening belt, and the first fastener and the second fastener are detachably connected.

As a further optimized scheme, a chin guard is detachably connected between the first lock catch and the second lock catch, and a sponge cushion layer is arranged on the inner surface of the chin guard.

Drawings

FIG. 1 is a first perspective view of an embodiment of a protective helmet according to the present invention.

FIG. 2 is a block diagram of a second perspective of an embodiment of a protective helmet of the present invention.

Figure 3 is a side view of an embodiment of a protective helmet of the present invention.

Figure 4 is a first perspective view of a helmet shell according to an embodiment of the present invention.

Figure 5 is a block diagram of a helmet shell according to an embodiment of the present invention from a second perspective.

Figure 6 is a third perspective view of a helmet shell according to an embodiment of the present invention.

Figure 7 is a top view of a helmet shell in an embodiment of a protective helmet of the present invention.

The utility model is further explained with reference to the drawings and the embodiments.

Detailed Description

Referring to fig. 1 to 7, the present embodiment discloses a protective helmet 1, which includes a helmet shell and an inner shock-absorbing cover 11, wherein the inner shock-absorbing cover 11 is disposed on an inner surface of the helmet shell, and a shape of an outer surface of the inner shock-absorbing cover 11 is adapted to a shape of the inner surface of the helmet shell. Wherein, shock attenuation inner cover 11 is made by ventilative material, and helmet shell is including the overhead portion 12 and the back occipitalia 23 that are connected, and two first ventilation grooves 121 have been seted up to overhead portion 12, and two first ventilation grooves 121 set up about helmet shell's central line 13 symmetry, and each first ventilation groove 121 extends towards the rear end that overhead portion 12 and back occipitalia 23 are connected from the front end of overhead portion 12. Two second ventilation grooves 231 are formed in the rear pillow portion 23, the two second ventilation grooves 231 are symmetrically arranged about the center line 13 of the helmet shell, a reinforcing rib 232, a first braking rib 233 and a second braking rib 234 are arranged on the outer surface of the rear pillow portion 23 in a protruding mode, and the reinforcing rib 232 surrounds the peripheries of the two second ventilation grooves 231 and is arranged in a closed loop mode. The first braking rib 233 is located at a first end of the rear pillow 23 close to the crown 12 and is convexly arched across the center line 13 of the helmet shell, and two ends of the first braking rib 233 connected to the rear pillow 23 are symmetrically arranged with respect to the center line 13 of the helmet shell, and a maximum distance between an outer surface of the first braking rib 233 and an outer surface of the rear pillow 23 is greater than a maximum distance between an outer surface of the reinforcing rib 232 and an outer surface of the rear pillow 23. The second braking rib 234 is located at a second end of the rear pillow portion 23 away from the crown portion 12 and is arranged across the center line 13 of the helmet shell in a convex arch shape, two ends of the second braking rib 234 connected with the rear pillow portion 23 are symmetrically arranged with respect to the center line 13 of the helmet shell, and the maximum distance between the outer surface of the second braking rib 234 and the outer surface of the rear pillow portion 23 is greater than the maximum distance between the outer surface of the reinforcing rib 232 and the outer surface of the rear pillow portion 23.

The shock attenuation inner cover 11 of this embodiment protective helmet 1 is made by ventilative material, and protective helmet 1's helmet shell has seted up two first ventilation grooves 121 including 12 and the back occipital portion 23 of the overhead portion 12 that are connected, two second ventilation grooves 231 including the back occipital portion 23, and first ventilation grooves 121 and second ventilation grooves 231 can in time spill the steam of head, and the radiating effect is good to improve the travelling comfort of wearing. Moreover, the surface protrusion of the back occipital portion 23 of the helmet shell of the protection helmet 1 of the embodiment sets up the strengthening rib 232, first braking rib 233 and second braking rib 234, the strengthening rib 232 encircles the periphery at two second air channels 231 and is the closed loop setting, thereby strengthen the structural strength of the back occipital portion 23, the back occipital portion 23 of the helmet shell of assurance can effectively protect the occipital portion of human head, form a braking area simultaneously between first braking rib 233 and the second braking rib 234, when the occipital portion of human head slides after receiving the offend, this braking area can play the effect of increasing friction power, thereby can effectively brake the slip stage after the occipital portion of human head receives the offend, avoid the occipital portion of human head to receive the secondary slip injury, the protective effect is good. In addition, the protective helmet 1 of the embodiment has a simple structure and is low in production cost.

The helmet 1 of this embodiment further includes two deflector rings 14, one deflector ring 14 surrounds the outside of one first ventilation slot 121 and is disposed on the outer surface of the crown 12, and the two deflector rings 14 are symmetrically disposed about the centerline 13 of the helmet shell. A first side guide groove is formed between the first side surface of one guide ring 14 and the first side outer surface of the crown portion 12, a top guide groove is formed between the second side surface of one guide ring 14, the top end outer surface of the crown portion 12 and the first side surface of the other guide ring 14, and a second side guide groove is formed between the second side surface of the other guide ring 14 and the second side outer surface of the crown portion 12. First side guiding gutter, top guiding gutter and second side guiding gutter of this embodiment can lead away the gas reposition of redundant personnel that produces the resistance to reduce the windage resistance, make wearing of protective helmet 1 more comfortable firm, improve the travelling comfort and the protective effect of wearing.

In order to further promote the heat dissipation effect, the crown portion 12 of the helmet shell of this embodiment has further been provided with a third ventilation slot, the third ventilation slot is set up in the outside of two first ventilation slots 121 with the extension of U type, and the linkage segment 124 of the third ventilation slot is close to the front end setting of the crown portion 12. Specifically, the third vent groove of this embodiment includes a first extending section 122, a first inclined section 123, a connecting section 124, a second inclined section 125, and a second extending section 126 that are connected in sequence, the connecting section 124 extends across the centerline 13 of the helmet shell in an arc shape, two ends of the connecting section 124 connected to the first inclined section 123 and the second inclined section 125 respectively are symmetrically disposed about the centerline 13 of the helmet shell, the first extending section 122 is located above the connecting section 124 in the vertical direction, the first extending section 122 is staggered from the connecting section 124 in the horizontal direction, the first extending section 122 is symmetrically disposed about the centerline 13 of the helmet shell with the second inclined section 125, and the first inclined section 123 is symmetrically disposed about the centerline 13 of the helmet shell with the second inclined section 125, so as to improve the appearance aesthetic measure of the helmet shell as a whole.

In order to further improve the heat dissipation effect and the appearance beauty, the crown portion 12 of the helmet shell of the present embodiment further has two fourth ventilation slots 127, one fourth ventilation slot 127 is located on the outer side of the first extension segment 122 away from the second extension segment 126, the other fourth ventilation slot 127 is located on the outer side of the second extension segment 126 away from the first extension segment 122, and the two fourth ventilation slots 127 are symmetrically disposed about the center line 13 of the helmet shell. In this embodiment, the peripheral surface of the notch of each fourth air duct 127 has the obliquely arranged guiding surface 1271, and the obliquely arranged guiding surface 1271 can smoothly guide the air flow into the fourth air duct 127 for heat dissipation, so as to improve the heat dissipation effect.

In addition, the protective helmet 1 of the present embodiment further includes a night vision device 22, the night vision device 22 is disposed on the outer surface of the crown portion 12 and located between the two first ventilation slots 121, and the night vision device 22 has the functions of illumination and warning, so that the protective helmet 1 can illuminate in traffic occasions, and also has the function of flashing to inform positions to warn traffic passengers, thereby improving the safety of the protective helmet 1.

In addition, this embodiment protective helmet 1 still includes goggles 15, and the both ends of goggles 15 are connected with the both sides of back occipital part 23 through telescopic band 16 respectively, and goggles 15 can protect human eye to widen protective scope of protective helmet 1.

Further, the protective helmet 1 of the present embodiment further includes a first fastening belt 17, a first fastener 19, a second fastening belt 18, and a second fastener 20, both ends of the first fastening belt 17 are respectively connected to the first sides of the crown portion 12 and the back occipital portion 23, both ends of the second fastening belt 18 are respectively connected to the second sides of the crown portion 12 and the back occipital portion 23, the first fastener 19 is disposed on the first fastening belt 17, the second fastener 20 is disposed on the second fastening belt 18, the first fastener 19 is detachably connected to the second fastener 20, and then the wearer can wear the protective helmet 1 on the head through the first fastening belt 17, the first fastener 19, the second fastening belt 18, and the second fastener 20. In this embodiment, a chin guard 21 is detachably connected between the first lock catch 19 and the second lock catch 20, and a sponge cushion layer is disposed on an inner surface of the chin guard 21, so that the chin is more comfortable when the protective helmet 1 is worn.

The above embodiments of the present invention do not limit the protection scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a protective helmet, includes helmet shell and shock attenuation inner cover, the shock attenuation inner cover set up in on helmet shell's the internal surface, just the shape of the surface of shock attenuation inner cover with the shape looks adaptation of helmet shell's internal surface, its characterized in that:

the damping inner cover is made of a breathable material;

the helmet shell comprises a top part and a back pillow part which are connected, the top part is provided with two first ventilation grooves, the two first ventilation grooves are symmetrically arranged about the center line of the helmet shell, and each first ventilation groove extends from the front end of the top part to the back end of the top part, which is connected with the back pillow part;

the rear pillow part is provided with two second ventilation grooves which are symmetrically arranged about the center line of the helmet shell, the outer surface of the rear pillow part is convexly provided with a reinforcing rib, a first braking rib and a second braking rib, and the reinforcing rib surrounds the peripheries of the two second ventilation grooves and is arranged in a closed loop;

the first braking rib is positioned at the first end, close to the top of the head, of the rear pillow part and is arranged in a convex arch shape to cross the center line of the helmet shell, two ends, connected with the rear pillow part, of the first braking rib are symmetrically arranged relative to the center line of the helmet shell, and the maximum distance between the outer surface of the first braking rib and the outer surface of the rear pillow part is larger than the maximum distance between the outer surface of the reinforcing rib and the outer surface of the rear pillow part;

the second braking rib is positioned at a second end, far away from the top of the head, of the back occipital part and is arranged across the center line of the helmet shell in a convex arch shape, two ends, connected with the back occipital part, of the second braking rib are symmetrically arranged relative to the center line of the helmet shell, and the maximum distance between the outer surface of the second braking rib and the outer surface of the back occipital part is larger than the maximum distance between the outer surface of the reinforcing rib and the outer surface of the back occipital part.

2. A protective helmet according to claim 1, wherein:

the protective helmet further comprises two deflector rings, one of the deflector rings surrounds the outside of one of the first ventilation slots and is disposed on the outer surface of the crown portion, and the two deflector rings are symmetrically disposed about a center line of the helmet shell;

a first side guide groove is formed between the first side surface of one guide ring and the first side outer surface of the top of the head, a top guide groove is formed between the second side surface of one guide ring, the top end outer surface of the top of the head and the first side surface of the other guide ring, and a second side guide groove is formed between the second side surface of the other guide ring and the second side outer surface of the top of the head.

3. A protective helmet according to claim 1, wherein:

the first ventilation groove is arranged at the head top part, the first ventilation groove is arranged at the outer side of the first ventilation groove in a U-shaped extending mode, and the connecting section of the first ventilation groove is close to the front end of the head top part.

4. A protective helmet according to claim 3, wherein:

the third vent groove comprises a first extension section, a first inclined section, a connecting section, a second inclined section and a second extension section which are sequentially connected, the connecting section extends in an arc shape and crosses the center line of the helmet shell, and two ends of the connecting section, which are respectively connected with the first inclined section and the second inclined section, are symmetrically arranged around the center line of the helmet shell;

the first extension section is vertically positioned above the connecting section, and the first extension section and the connecting section are arranged in a staggered manner in the horizontal direction;

the first extension segment and the second inclination segment are symmetrically disposed about a centerline of the helmet shell, and the first inclination segment and the second inclination segment are symmetrically disposed about the centerline of the helmet shell.

5. A protective helmet according to claim 4, wherein:

two fourth ventilation grooves are further formed in the top of the helmet shell, one fourth ventilation groove is located on the outer side, away from the second extending section, of the first extending section, the other fourth ventilation groove is located on the outer side, away from the first extending section, of the second extending section, and the two fourth ventilation grooves are symmetrically arranged about the center line of the helmet shell.

6. A protective helmet according to claim 5, wherein:

the peripheral surface of the notch of each fourth air duct is provided with a flow guide surface which is obliquely arranged.

7. A protective helmet according to claim 1, wherein:

the protective helmet further comprises a night vision device, the night vision device is arranged on the outer surface of the top of the head and located between the two first ventilation slots, and the night vision device has the functions of illumination and warning.

8. A protective helmet according to claim 1, wherein:

the protective helmet further comprises goggles, and two ends of each goggle are connected with two sides of the back pillow part through telescopic belts respectively.

9. A protective helmet according to any one of claims 1 to 8, wherein:

the protective helmet further comprises a first fastening belt, a first fastener, a second fastening belt and a second fastener, wherein two ends of the first fastening belt are respectively connected with the top of the head and the first side of the back occiput, and two ends of the second fastening belt are respectively connected with the top of the head and the second side of the back occiput;

the first lock catch is arranged on the first fastening belt, the second lock catch is arranged on the second fastening belt, and the first lock catch and the second lock catch are detachably connected.

10. A protective helmet according to claim 9, wherein:

a chin guard is detachably connected between the first lock catch and the second lock catch, and a sponge cushion layer is arranged on the inner surface of the chin guard.