CN212630040U - Helmet with a detachable head - Google Patents
Helmet with a detachable head Download PDFInfo
- Publication number
- CN212630040U CN212630040U CN202021386999.5U CN202021386999U CN212630040U CN 212630040 U CN212630040 U CN 212630040U CN 202021386999 U CN202021386999 U CN 202021386999U CN 212630040 U CN212630040 U CN 212630040U
- Authority
- CN
- China
- Prior art keywords
- shell
- air
- helmet
- baffle
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009423 ventilation Methods 0.000 claims description 30
- 238000009434 installation Methods 0.000 claims description 16
- 238000003756 stirring Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 description 12
- 210000003128 head Anatomy 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 2
- 240000007643 Phytolacca americana Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Helmets And Other Head Coverings (AREA)
Abstract
The utility model discloses a helmet relates to the protective equipment technical field of riding, and the main objective is in avoiding sleet to get into the helmet to improve the rain-proof snow performance of helmet. The helmet includes a first shell; the second shell is arranged in the first shell, and a through vent hole is formed in the second shell; the air inlet is formed in the joint of the first shell and the second shell, an air duct is formed between the first shell and the second shell, and the air duct is communicated with the air vent and the air inlet respectively. The utility model discloses mainly used improves the rain-proof snow performance of helmet.
Description
Technical Field
The utility model belongs to the technical field of the protective equipment technique of riding and specifically relates to a helmet.
Background
In recent years, electric bicycles have become a popular tool for riding instead of walk, and a rider needs to wear a helmet when riding so that the helmet can well protect the head of the rider in case of an accident.
At present, in order to solve the ventilation cooling problem, be provided with ventilative mouthful usually on the helmet, however, in sleet weather, ride passerby when riding, sleet easily gets into in the helmet through ventilative mouthful, and rain-proof snow performance is relatively poor.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the present invention provides a helmet, which mainly aims to prevent rain and snow from entering into the helmet, so as to improve the rain and snow resistance of the helmet.
In order to achieve the above object, the embodiment of the present invention mainly provides the following technical solutions:
the embodiment of the utility model provides a helmet, which comprises a helmet body;
a first housing;
the second shell is arranged in the first shell, and a through vent hole is formed in the second shell;
the air inlet is formed in the joint of the first shell and the second shell, an air duct is formed between the first shell and the second shell, and the air duct is communicated with the air vent and the air inlet respectively.
Furthermore, a wind guide portion is arranged at a position, corresponding to the wind inlet, on the second shell, and the wind guide portion is used for guiding wind flow to the wind inlet.
Furthermore, the air guide part is an air guide surface, and the air guide surface is obliquely arranged towards the top direction of the second shell and the direction of the air inlet.
Furthermore, a brim which curls outwards is arranged at the position, corresponding to the air inlet, of the first shell.
Further, an air outlet is formed in the first shell;
one end of the air duct is communicated with the air inlet, and the other end of the air duct is communicated with the air outlet.
Further, the helmet further comprises:
a wind blocking portion including a baffle;
the baffle is arranged on the first shell and used for opening or closing the air outlet;
the outline shape of the baffle is matched with the outline shape of the first shell.
Further, a sliding space is arranged between the first shell and the second shell;
the baffle is positioned in the sliding space and can be arranged on the inner wall of the first shell in a sliding manner;
the baffle can slide relative to the first shell to the air outlet so as to close the air outlet; alternatively, the baffle may slide away from the air outlet with respect to the first housing to open the air outlet.
Furthermore, the windshield part also comprises a toggle piece;
the first shell is provided with a guide hole;
the poking piece penetrates through the guide hole to be detachably connected with the baffle, and the poking piece is used for moving along the guide hole so as to drive the baffle to slide relative to the first shell.
Furthermore, at least one groove is formed in the second shell, one end of the groove is communicated with the air inlet, and the other end of the groove is communicated with the air outlet;
the ventilation hole is arranged on the groove, and the groove forms at least one air channel.
Further, the groove is arranged on two sides and/or the top of the second shell.
Further, the helmet further comprises:
the scarf is provided with a connecting piece;
an installation space is arranged between the first shell and the second shell;
the connecting piece is installed in the installation space.
Further, the inner wall of the first shell and/or the outer wall of the second shell are/is provided with a step extending along the circumferential direction;
the step, the first shell and the second shell enclose the installation space;
the connecting piece is inserted in the mounting space.
Furthermore, a first mounting hole is formed in the first shell at a position corresponding to the mounting space;
a second mounting hole is formed in the position, corresponding to the first mounting hole, of the connecting piece;
and fasteners are connected in the first mounting holes and the second mounting holes.
Borrow by above-mentioned technical scheme, the utility model discloses following beneficial effect has at least:
the embodiment of the utility model provides a helmet, the air current can get into the wind channel through the air intake that sets up at first casing and second casing combination in, again by setting up the ventilation hole flow direction on the second casing person's head of riding passerby to realized carrying out the gas circulation through air intake, wind channel and ventilation hole, and then realized the ventilation and heat dissipation function of helmet. Moreover, through setting up the air intake in the combination department of first casing and second casing, rather than setting up on first casing, guaranteed the integrality of first casing, ride passerby when riding, in sleet can not get into the helmet through the air intake to the rain and snow prevention performance of this helmet has been improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural diagram of a helmet according to an embodiment of the present invention at a first viewing angle;
FIG. 2 is a schematic view of the second housing of FIG. 1 at a first viewing angle;
FIG. 3 is a schematic view of the second housing of FIG. 1 at a second viewing angle;
FIG. 4 is a schematic structural view of the second housing of FIG. 1 from a third perspective;
fig. 5 is a schematic structural diagram of a helmet according to an embodiment of the present invention at a second viewing angle;
fig. 6 is a schematic structural diagram of a helmet according to an embodiment of the present invention at a third viewing angle;
fig. 7 is a schematic structural diagram of a helmet at a fourth viewing angle according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the drawings in the preferred embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting 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. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In the description of the present embodiment, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the present embodiment.
As shown in fig. 1, an embodiment of the present invention provides a helmet, including a first shell 1; a second casing 2, the second casing 2 being disposed in the first casing 1, the second casing 2 being provided with a through vent hole 21; wherein, the joint of the first casing 1 and the second casing 2 is provided with an air inlet 3, an air duct is formed between the first casing 1 and the second casing 2, and the air duct is respectively communicated with the vent 21 and the air inlet 3.
It can be understood that when the rider rides the bicycle, the external air flow enters the air duct from the air inlet 3 and reaches the head of the rider through the vent holes 21, so as to ventilate and cool the head of the rider. In this embodiment, air intake 3 sets up in the junction of first casing 1 and second casing 2, and not set up on first casing 1, has guaranteed first casing 1's integrality well to the rain-proof snow performance of this helmet has been guaranteed. Specifically, the air inlet 3 may be disposed at the front portion of the helmet, i.e., a position close to the forehead of the wearer, so that more air may enter the helmet through the air inlet 3, and ventilation and heat dissipation are achieved to a greater extent. Moreover, the number of the air inlets 3 can be multiple, and the air inlets are respectively communicated with the air ducts in the helmet, so that the air inlet amount can be increased, and the ventilation and heat dissipation can be realized to a greater extent. In this embodiment, the external air flow may also enter the helmet through the gap between the second shell 2 and the head, and then be discharged from the gap, so as to further realize ventilation and heat dissipation.
Wherein, first casing 1 and second casing 2 can be connected fixedly through modes such as buckle connection, bolted connection or bonding, and in this embodiment, first casing 1 and second casing 2 can realize connecting through buckle connection mode, specifically, first casing 1 inboard can be provided with a plurality of buckles, can be provided with a plurality of draw-in grooves of being connected with the buckle cooperatees in the outside of second casing 2. Further, the helmet further comprises a transparent face shield 6, the transparent face shield 6 is rotatably connected to the front end of the first shell 1, the rotation angle of the transparent face shield 6 relative to the first shell 1 is 0-90 degrees, the transparent face shield 6 can be used as a protective face shield and a visor, and the use is more convenient, as shown in fig. 6.
The embodiment of the utility model provides a helmet, the air current can be through setting up in the air intake 3 entering wind channel that first casing 1 and second casing 2 combine, again by setting up the 21 flow directions in ventilation hole on second casing 2 head of riding passerby to realized carrying out the gas circulation through air intake 3, wind channel and ventilation hole 21, and then realized the ventilation and heat dissipation function of helmet. Moreover, through setting up air intake 3 in the combination department of first casing 1 and second casing 2, rather than setting up on first casing 1, guaranteed first casing 1's integrality, ride passerby when riding, in sleet can not get into the helmet through air intake 3 to the rain-proof snow performance of this helmet has been improved.
In order to facilitate the air flow entering the air duct through the air inlet 3, in an alternative embodiment, a position of the second casing 2 corresponding to the air inlet 3 is provided with an air guiding portion, and the air guiding portion is used for guiding the air flow to the air inlet 3. In this embodiment, the second shell 2 is provided with the air guide portion, so that when the air current reaches the air guide portion, the air current can enter the air inlet 3 under the drainage effect of the air guide portion, and thus, more air current can enter the helmet through the air inlet 3, and ventilation and heat dissipation are realized to a greater extent.
In an alternative embodiment, referring to fig. 1, 2 and 3, the wind guiding portion may be a wind guiding surface 22, and the wind guiding surface 22 may be disposed obliquely toward the top direction of the second casing 2 and the direction of the wind inlet 3. In this embodiment, the air guiding portion may be an air guiding surface 22 disposed at the front end of the second casing 2, and the air guiding surface 22 is disposed obliquely toward the top direction of the second casing 2 and the direction of the air inlet 3, that is, obliquely toward the front upper side of the second casing 2, when the air flow reaches the air guiding surface 22, due to the oblique disposition of the air guiding surface 22, the air flow can flow to the air inlet 3 under the drainage guiding effect of the air guiding surface 22, so that more air flows can enter the helmet through the air inlet 3, and ventilation and heat dissipation are achieved to a greater extent. Specifically, the number of the air inlets 3 may be two, and the air inlets are symmetrically disposed at the front end of the helmet, and therefore, the number of the guide surfaces may be two, and the guide surfaces are symmetrically disposed at the front end of the second housing 2.
To further facilitate the flow of air through the air inlet 3 into the air duct, in an alternative embodiment, referring to fig. 1, an outwardly curled visor 11 is provided on the first housing 1 at a position corresponding to the air inlet 3. In this embodiment, the first housing 1 is provided with the brim 11 corresponding to the air inlet 3, and the brim 11 is in an outward curled shape, that is, the bottom of the brim 11 has an arc surface at the position of the air inlet 3, and when the air current reaches the arc surface, the air current can be guided to the air inlet 3 under the guiding action of the arc surface, so that more air currents can enter the helmet through the air inlet 3, ventilation and heat dissipation can be realized to a greater extent, and the aesthetic property of the helmet can be improved.
In an alternative embodiment, referring to fig. 5, an air outlet 12 may be provided on the first housing 1; one end of the air duct is communicated with the air inlet 3, and the other end of the air duct is communicated with the air outlet 12.
In the above embodiment, the wind current can enter the wind channel through the air inlet 3, and because the second shell 2 is provided with the ventilation holes 21, the wind current and the air inside the helmet can continue to flow along the wind channel after being replaced through the ventilation holes 21, and finally are emitted out through the air outlet 12, so that the ventilation and heat dissipation are realized, and the ventilation and heat dissipation effects of the helmet are better improved. Specifically, the number of the air channels may be multiple, one air inlet 3 may be communicated with one end of the air channels, and one air outlet 12 may be communicated with the other end of the air channels, i.e., the two ends of the air channels may be respectively gathered at the air inlet 3 and the air outlet 12. Moreover, the number of the air outlets 12 can be multiple, so that the air output is increased, and the heat dissipation efficiency is improved. Wherein, the air outlet 12 can set up the optional position on first casing 1, as long as satisfy with the wind channel intercommunication can, in this embodiment, the air outlet 12 can set up the rear end at first casing 1, be close to the position of the person's back of the brain promptly to make the air current can form forward pressure in the helmet, thereby accelerate radiating speed.
In an alternative embodiment, referring to fig. 5 and 6, the helmet may further comprise a windshield 4, the windshield 4 comprising a baffle 41; the baffle 41 is disposed on the first housing 1 for opening or closing the air outlet 12. In this embodiment, through setting up wind-break portion 4, and the baffle 41 of this wind-break portion 4 sets up on first casing 1 to can open or seal air outlet 12, make and ride passerby and can open or seal air outlet 12 through baffle 41 selectively in summer and winter, with the ventilation cooling and the rain-proof snow function of realization helmet, specifically can be according to riding passerby's body and feel independently selecting. The outline shape of the baffle 41 can be matched with the outline shape of the first casing 1, so as to improve the sealing performance of the baffle 41 to the air outlet 12.
In an alternative embodiment, referring to fig. 5 and 6, a sliding space is provided between the first housing 1 and the second housing 2; the baffle 41 is positioned in the sliding space and can be arranged on the inner wall of the first shell 1 in a sliding way; the baffle 41 can slide to the air outlet 12 relative to the first casing 1 to close the air outlet 12; alternatively, the shutter 41 may slide away from the air outlet 12 with respect to the first housing 1 to open the air outlet 12. In this embodiment, the rider can open or close the air outlet 12 by sliding the baffle 41, which is convenient to operate. Meanwhile, the baffle plate 41 can be arranged on the inner wall of the first shell 1 in a sliding mode, and therefore the attractiveness of the helmet is guaranteed. Specifically, sliding connection between the baffle and the first housing may be various, for example, a sliding groove may be formed in the inner wall of the first housing, a sliding block adapted to the sliding groove is formed in the baffle, and the sliding block is slidably connected to the sliding groove, so that sliding connection between the baffle and the first housing is achieved.
In an alternative embodiment, referring to fig. 5 and 6, the windshield 4 may further include a toggle member 42; the first shell 1 is provided with a guide hole 13; the poking piece 42 passes through the guide hole 13 and is detachably connected with the baffle plate 41, and the poking piece 42 is used for moving along the guide hole 13 so as to drive the baffle plate 41 to slide relative to the first shell 1.
In the above embodiment, the poking member 42 is provided, so that a rider can poke the poking member 42 to slide the baffle 41, thereby opening or closing the air outlet 12, and the operation is convenient. Wherein, stir the stir direction of piece 42 in the guiding hole 13, baffle 41 can be arbitrary direction for first casing 1's slip direction promptly, as long as can seal or open air outlet 12 can, in this embodiment, for the convenience of riding passerby's operation, the extending direction of guiding hole 13 can be for the direction from first casing 1's top to bottom, thereby make stir the piece 42 and can reciprocate in guiding hole 13, and drive baffle 41 and slide from top to bottom in order to seal or open air outlet 12, when riding passerby when riding, can utilize one hand to stir this stir piece 42, realize the sealing or opening of air outlet 12, the operation is convenient and fast more. Specifically, anti-slip threads may be provided on the toggle member 42 to facilitate toggling by the rider. In addition, the toggle member 42 and the blocking piece can be connected by a snap fit, so as to realize a detachable connection therebetween, so as to facilitate the installation of the wind shielding part 4 on the first housing 1.
In an alternative embodiment, referring to fig. 2, 3 and 4, the second housing 2 may be provided with at least one groove 23, one end of the groove 23 is communicated with the air inlet 3, and the other end of the groove 23 is communicated with the air outlet 12; the vent holes 21 are disposed on the grooves 23, and the grooves 23 form at least one air passage.
In the above embodiment, at least one groove 23 is provided on the second housing 2, the groove 23 forms a laminar air channel, and the ventilation holes 21 are provided on the groove 23, so that the air flow can enter the groove 23 through the air inlet 3 and convey the air to the head of the wearer through the ventilation holes 21 for ventilation and heat dissipation. In this embodiment, the quantity of recess 23 can be a plurality of, and the one end of a plurality of recesses 23 all communicates with air intake 3, and the other end of a plurality of recesses 23 all communicates with air outlet 12, specifically, a plurality of recesses 23 can set up in the both sides and/or the top of second casing 2 to guarantee the ventilation cooling effect. Moreover, be provided with a plurality of ventilation holes 21 on every recess 23 respectively to improve the ventilation cooling effect, ventilation hole 21 can be arranged in proper order along the length direction of recess 23, and simultaneously, ventilation hole 21 can be followed the flow direction slope setting of air, and the axis of ventilation hole 21 forms predetermined contained angle with the internal surface of second casing 2 promptly, thereby makes the circulation of air flow more smooth and easy, further improves ventilation cooling efficiency.
In an alternative embodiment, referring to fig. 5, 6 and 7, the helmet may further include a neck warmer 5, the neck warmer 5 being provided with a connecting member; an installation space is arranged between the first shell 1 and the second shell 2; the connecting piece is arranged in the mounting space. In this embodiment, the neck wrap 5 can improve the wearing comfort of the helmet. Moreover, the connecting piece is arranged on the scarf 5, and the installation space is arranged between the first shell 1 and the second shell 2, so that the connecting piece is installed in the installation space, the installation of the scarf 5 on the helmet body is realized, and the helmet is simple in structure and convenient to install.
In an alternative embodiment, see fig. 3 and 7, the inner wall of the first housing 1 and/or the outer wall of the second housing 2 is provided with a step 24 extending in the circumferential direction; the step 24, the first shell 1 and the second shell 2 enclose the installation space; the connecting piece is inserted in the installation space. In this embodiment, step 24 is arranged on the inner wall of first housing 1 and/or the outer wall of second housing 2, and an installation space is enclosed between step 24 and first housing 1 and second housing 2, and the connecting piece on muffler 5 can be just inserted into this installation space, so as to realize the detachable connection between the two, and the wearer can independently select whether to install muffler 5 as required. In this embodiment, the connecting member on the neck warmer 5 may be made of plastic, and the shape and thickness of the connecting member may be adapted to the shape and width of the installation space. Furthermore, a gap 51 may be provided in the neck wrap 5 to allow for adjustability of the neck wrap 5.
In an alternative embodiment, referring to fig. 5 and 6, the first housing 1 may be provided with a first mounting hole 14 at a position corresponding to the mounting space; a second mounting hole is formed in the position, corresponding to the first mounting hole 14, of the connecting piece; the first mounting hole 14 and the second mounting hole are connected with fasteners to further improve the mounting strength of the muffler 5 in the mounting space, and particularly, the fasteners may be bolts.
Finally, it should be noted that: 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 (13)
1. A helmet, comprising;
a first housing;
the second shell is arranged in the first shell, and a through vent hole is formed in the second shell;
the air inlet is formed in the joint of the first shell and the second shell, an air duct is formed between the first shell and the second shell, and the air duct is communicated with the air vent and the air inlet respectively.
2. The helmet according to claim 1,
and the second shell is provided with an air guide part at a position corresponding to the air inlet, and the air guide part is used for guiding air flow to the air inlet.
3. The helmet according to claim 2,
the air guide part is an air guide surface, and the air guide surface is obliquely arranged towards the top direction of the second shell and the direction of the air inlet.
4. The helmet according to claim 1,
and a brim which curls outwards is arranged at the position, corresponding to the air inlet, of the first shell.
5. The helmet according to claim 1,
an air outlet is formed in the first shell;
one end of the air duct is communicated with the air inlet, and the other end of the air duct is communicated with the air outlet.
6. The helmet of claim 5, further comprising:
a wind blocking portion including a baffle;
the baffle is arranged on the first shell and used for opening or closing the air outlet;
the outline shape of the baffle is matched with the outline shape of the first shell.
7. The helmet according to claim 6,
a sliding space is arranged between the first shell and the second shell;
the baffle is positioned in the sliding space and can be arranged on the inner wall of the first shell in a sliding manner;
the baffle can slide relative to the first shell to the air outlet so as to close the air outlet; alternatively, the baffle may slide away from the air outlet with respect to the first housing to open the air outlet.
8. The helmet according to claim 7,
the wind shield part also comprises a stirring piece;
the first shell is provided with a guide hole;
the poking piece penetrates through the guide hole to be detachably connected with the baffle, and the poking piece is used for moving along the guide hole so as to drive the baffle to slide relative to the first shell.
9. The helmet according to claim 5,
the second shell is provided with at least one groove, one end of the groove is communicated with the air inlet, and the other end of the groove is communicated with the air outlet;
the ventilation hole is arranged on the groove, and the groove forms at least one air channel.
10. The helmet according to claim 9,
the grooves are arranged on two sides and/or the top of the second shell.
11. The helmet of claim 1, further comprising:
the scarf is provided with a connecting piece;
an installation space is arranged between the first shell and the second shell;
the connecting piece is installed in the installation space.
12. The helmet according to claim 11,
the inner wall of the first shell and/or the outer wall of the second shell are/is provided with steps extending along the circumferential direction;
the step, the first shell and the second shell enclose the installation space;
the connecting piece is inserted in the mounting space.
13. The helmet according to claim 12,
a first mounting hole is formed in the position, corresponding to the mounting space, of the first shell;
a second mounting hole is formed in the position, corresponding to the first mounting hole, of the connecting piece;
and fasteners are connected in the first mounting holes and the second mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021386999.5U CN212630040U (en) | 2020-07-14 | 2020-07-14 | Helmet with a detachable head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021386999.5U CN212630040U (en) | 2020-07-14 | 2020-07-14 | Helmet with a detachable head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212630040U true CN212630040U (en) | 2021-03-02 |
Family
ID=74788347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021386999.5U Active CN212630040U (en) | 2020-07-14 | 2020-07-14 | Helmet with a detachable head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212630040U (en) |
-
2020
- 2020-07-14 CN CN202021386999.5U patent/CN212630040U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5337421A (en) | Air ventilation helmet | |
| JP4478134B2 (en) | Air-cooled helmet | |
| US6061834A (en) | Air ventilation safety helmet | |
| US6094750A (en) | Modified safety helmet heat sink | |
| KR20120009625A (en) | Helmet shield including ventilation structure | |
| CN212630040U (en) | Helmet with a detachable head | |
| KR20230001404U (en) | Head mounted heat dissipation device | |
| US20190021433A1 (en) | Helmet cooling apparatus, helmets including a cooling apparatus, and methods of making the same | |
| CN206792290U (en) | Baking box cooling system passage | |
| JP2000234213A (en) | Air-conditioning device for helmet | |
| CN214230063U (en) | Sports cap with fresh air cooling function | |
| CN206117391U (en) | New forms of energy car air cooling motor's casing | |
| CN219438306U (en) | Motorcycle helmet with bladeless fan | |
| JP2006009170A (en) | Helmet with thermoregulating function | |
| CN113796615B (en) | Multipurpose helmet | |
| CN217937352U (en) | Solar refrigeration helmet | |
| CN210445829U (en) | Novel riding helmet | |
| CN215737128U (en) | Ventilation ball cap | |
| CN219146874U (en) | Ventilated motorcycle helmet | |
| CN212911907U (en) | VR safety helmet of patrolling and examining based on BIM | |
| CN213663902U (en) | Adjustable cooling safety helmet | |
| CN219020340U (en) | Novel vehicle helmet with good ventilation | |
| CN215124786U (en) | Natural wind circulation helmet | |
| CN220140913U (en) | Novel labor protection plastic helmet | |
| CN216453580U (en) | Waterproof helmet with ventilation cover |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |