CN113907478A - Helmet goggles retracting mechanism - Google Patents
Helmet goggles retracting mechanism Download PDFInfo
- Publication number
- CN113907478A CN113907478A CN202111218426.0A CN202111218426A CN113907478A CN 113907478 A CN113907478 A CN 113907478A CN 202111218426 A CN202111218426 A CN 202111218426A CN 113907478 A CN113907478 A CN 113907478A
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- Prior art keywords
- base
- piece
- fixing bolt
- spring
- helmet
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- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 2
- 238000001125 extrusion Methods 0.000 claims 1
- 230000035515 penetration Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/18—Face protection devices
- A42B3/22—Visors
- A42B3/221—Attaching visors to helmet shells, e.g. on motorcycle helmets
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- Helmets And Other Head Coverings (AREA)
Abstract
The invention discloses a helmet goggles retracting mechanism, which comprises a locking piece, a rotating piece, a base piece, a helmet body and a cover plate, wherein the base piece is fixed on the helmet body; the simple structure is adopted, the operation is simple and convenient, the adjustment of the goggles lens can be realized by pressing the convex top end of the locking piece, and the positioning of the goggles can be completed after the release; the contact part of the rotating piece and the locking piece adopts a ratchet structure, so that the multi-stage adjustment of the position and the angle of the goggles is realized.
Description
Technical Field
The invention belongs to the technical field of helmets, and particularly relates to a folding and unfolding mechanism of a helmet visor.
Background
The helmet is indispensable equipment for modern fighter pilots, the helmet has been developed into a helmet integrating functions of viewing, listening and speaking, can be quickly assembled, an informatization and intelligentized integrated system of protection and information processing functions is realized, the helmet functions are more and more diversified, the carrying technology is more and more advanced, but the requirement on the helmet protection performance is still the constant theme, the helmet goggles can protect flying passengers from being injured by laser, highlight, flash light and the like, and are an indispensable part of the pilots' helmets, the helmet goggles can be flexibly folded and unfolded in the using process, and the moment protection for the pilots is realized.
The existing helmet goggles retraction mechanism is complex in retraction and extension operation, limited in adjustable angle, and only has three adjustable gears, namely an upper adjusting gear, a middle adjusting gear and a lower adjusting gear, and the goggles cannot be automatically transferred when a pilot launches.
Disclosure of Invention
The present invention is directed to a helmet visor retracting mechanism to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a helmet goggles retracting mechanism comprises a locking piece, a rotating piece, a base piece, a helmet body and a cover plate, wherein the base piece is fixed on the helmet body, a spring is arranged between the locking piece and the base piece, holes are formed in the rotating piece and the cover plate, a lens support arm is further arranged between the rotating piece and the cover plate, the top end of the locking piece sequentially penetrates through the rotating piece, the lens support arm and the cover plate, the base piece comprises a base main body, a fixing groove used for limiting the locking piece in a horizontal position is formed in the base main body, a spring positioning hole is further formed in the fixing groove, a ratchet is arranged in the middle of the locking piece, a positioning groove is formed in one end of the locking piece facing the direction of the base body, a spring placing cavity is further formed in the end face of the locking piece facing the direction of the base body, one end of the spring is placed in the spring placing cavity, the other end of the spring is placed in the spring positioning hole, the end face of the rotating piece facing the direction of the locking piece is provided with a ratchet, the ratchet on the locking piece corresponds to the ratchet on the rotating piece, and a fixing bolt is further arranged outside the cover plate and sequentially penetrates through the cover plate, the lens support arm, the rotating piece, the locking piece and the base body.
As a preferred technical solution in the present invention, the spring is sleeved outside the fixing bolt, and a base fixing bolt hole through which the fixing bolt penetrates is further formed inside the spring positioning hole.
As a preferred technical scheme of the invention, the four corners inside the fixing groove are further provided with base fixing holes, base fixing bolts penetrate through the base fixing holes, the base fixing bolts sequentially penetrate through the base piece and the helmet body, base fixing nuts for limiting are further sleeved at the end parts of the base fixing bolts, and the base fixing nuts abut against the inner wall of the helmet body.
According to a preferable technical scheme, a base cover plate penetrates through the side edge of the base main body through a bolt, and the base cover plate is in limit fit with the side edge of the locking piece.
As a preferable technical solution of the present invention, a first fixing nut for limiting is further sleeved at the end of the penetrating end of the fixing bolt.
As a preferable technical scheme, the centers of the spring placing cavity and the spring positioning hole are on the same vertical line.
As a preferable technical solution of the present invention, a cross-shaped groove is formed on an end surface of the lock member facing the rotating member, an end portion of the fixing bolt is formed in a cross shape, and a diameter of the cross shape of the end portion of the fixing bolt is larger than an inner diameter of the hole in the cover plate.
According to a preferable technical scheme of the invention, a rubber strip is further bonded to the side edge, facing the base main body, of the base cover plate, and the rubber strip is attached to the locking piece in an extruding mode.
Compared with the prior art, the invention has the beneficial effects that:
1. the simple structure is adopted, the operation is simple and convenient, the adjustment of the goggles lens can be realized by pressing the convex top end of the locking piece, and the positioning of the goggles can be completed after the release;
2. the contact part of the rotating piece and the locking piece adopts a ratchet structure, so that the multi-stage adjustment of the position and the angle of the goggles is realized;
3. the goggles are automatically placed under the condition that the pilot is catapulted and overloaded, and the protection function is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic structural diagram of a locking member according to the present invention;
FIG. 4 is a schematic view of a rotary member according to the present invention;
FIG. 5 is a schematic structural view of a base according to the present invention;
FIG. 6 is a schematic structural view of a fixing bolt of the present invention;
FIG. 7 is a schematic view of the connection between the base cover plate and the rubber strip according to the present invention.
In the figure: 1. a locking member; 11. positioning the groove; 12. a spring placement cavity; 2. a rotating member; 3. a base member; 31. a base body; 32. a base cover plate; 33. a fixing groove; 34. a spring positioning hole; 35. a base fixing bolt hole; 36. a base fixing hole; 37. a base fixing bolt; 38. a base fixing nut; 4. a cover plate; 5. fixing the bolt; 51. a first fixing nut; 52. a second fixing nut; 6. a spring; 7. a lens support arm; 8. a helmet body; 9. a rubber strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: a helmet goggles retracting mechanism comprises a locking piece 1, a rotating piece 2, a base piece 3, a helmet body 8 and a cover plate 4, wherein the base piece 3 is fixed on the helmet body 8, a spring 6 is arranged between the locking piece 1 and the base piece 3, holes are respectively formed in the rotating piece 2 and the cover plate 4, a lens support arm 7 is further arranged between the rotating piece 2 and the cover plate 4, fixing holes are formed in the lens support arm 7 and the cover plate 4, screw holes are formed in the back surface of the rotating piece, the rotating piece 2, the lens support arm 7 and the cover plate 4 are fixed through the fixing holes by screws, the top end of the locking piece 1 sequentially penetrates through the rotating piece 2, the lens support arm 7 and the cover plate 4, the base piece 3 comprises a base main body 31, a fixing groove 33 used for limiting the locking piece 1 in a horizontal position is formed in the base main body 31, a spring positioning hole 34 is further formed in the fixing groove 33, and a ratchet is arranged in the middle of the locking piece 1, and the one end towards 3 directions of the base body is formed with location slot 11, locking member 1 has still seted up the spring towards the inside cavity 12 of placing of the terminal surface of 3 directions of the base body, the spring is placed in cavity 12 in to the one end of spring 6, the other end is placed in spring locating hole 34, locking member 1 is under the effect of spring 6, through pressing, the release is at the vertical direction motion, the terminal surface department of rotating member 2 towards 1 direction of locking member is provided with the ratchet, the ratchet on the locking member 1 corresponds the setting with the ratchet on the rotating member 2, the outside of apron 4 still is provided with fixing bolt 5, fixing bolt 5 runs through apron 4 in proper order, lens support arm 7, rotating member 2, locking member 1 and base body 3.
In this embodiment, the spring 6 is sleeved outside the fixing bolt 5, and a base fixing bolt hole 35 through which the fixing bolt 5 penetrates is further formed inside the spring positioning hole 34.
In this embodiment, the inner four corners of the fixing groove 33 are further provided with base fixing holes 36, base fixing bolts 37 penetrate through the base fixing holes 36, the base fixing bolts 37 sequentially penetrate through the base member 3 and the helmet body 8, base fixing nuts 38 for limiting are further sleeved at the end portions of the base fixing bolts 37, and the base fixing nuts 38 are abutted against the inner wall of the helmet body 8.
In this embodiment, a base cover plate 32 is installed on the side of the base main body 31 through a bolt, after the positioning groove 11 at the bottom of the locking member 1 is inserted into the fixing groove 33 of the base main body 31, the base cover plate 32 is fixed on the base main body 31 by a screw, so as to fix the horizontal position of the locking member 1, and the base cover plate 32 is attached to the side of the locking member 1 in a limiting manner.
In this embodiment, a first fixing nut 51 for limiting is further sleeved on the end portion of the fixing bolt 5 penetrating through the end portion.
In this embodiment, the centers of the spring placing cavity 12 and the spring positioning hole 34 are on the same vertical line.
In this embodiment, a cross-shaped groove is formed on the end surface of the locking member 1 facing the direction of the rotating member 2, the end portion of the fixing bolt 5 is cross-shaped, and the cross-shaped diameter of the end portion of the fixing bolt 5 is larger than the inner diameter of the hole in the cover plate 4.
In this embodiment, the side of the base cover plate 32 facing the base main body 31 is further bonded with a rubber strip 9, and the rubber strip is attached to the locking member 1 in an extruding manner.
The working principle and the using process of the invention are as follows: when the invention is used, the locking piece 1 passes through the holes of the rotating piece 2, the lens support arm 7 and the cover plate 4 through one end with a cross groove, the fixing bolt 5 passes through the combined assembly and the helmet 8, the assembly is fixed on the helmet body 8 by utilizing the first fixing nut 51, the top end of the fixing bolt 5 is in a cross shape, corresponding to the cross groove arranged at the top end of the locking piece 1, the cross length is larger than the diameter of the through hole of the cover plate 4, the cover plate 4 is clamped by the excessive part to prevent the assembly composed of the cover plate 4 from slipping, the second fixing nut 52 is arranged at the position where the fixing bolt 5 penetrates through the base fixing bolt hole 35 on the base 3, the second fixing nut 52 ensures that the pressing, loosening, rotating, releasing, occluding and locking actions of the locking piece 1 on the rotating piece 2 are smoothly carried out, when the retraction mechanism is arranged on the left side of the helmet, the ratchet on the locking piece 1 is arranged in the anticlockwise direction, and the ratchet on the rotating piece 2 is arranged in the clockwise direction; when the retraction mechanism is mounted on the right side of the helmet, the ratchet teeth on the locking member 1 are arranged in a clockwise direction and the ratchet teeth on the rotating member 2 are arranged in a counterclockwise direction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A helmet visor retraction mechanism, characterized in that: comprises a locking piece (1), a rotating piece (2), a base piece (3), a helmet body (8) and a cover plate (4), wherein the base piece (3) is fixed on the helmet body (8), a spring (6) is arranged between the locking piece (1) and the base piece (3), holes are formed in the rotating piece (2) and the cover plate (4), a lens support arm (7) is further arranged between the rotating piece (2) and the cover plate (4), the top end of the locking piece (1) sequentially penetrates through the rotating piece (2), the lens support arm (7) and the cover plate (4), the base piece (3) comprises a base main body (31), a fixing groove (33) used for limiting the locking piece (1) in a horizontal position is formed in the base main body (31), a spring positioning hole (34) is further formed in the fixing groove (33), and a ratchet is arranged in the middle of the locking piece (1), and one end towards the base body (3) direction is formed with location slot (11), and lock piece (1) has still seted up the spring towards the terminal surface inside of base body (3) direction and has placed cavity (12), the one end of spring (6) is arranged in the spring and is placed cavity (12), and the other end is arranged in spring locating hole (34), the terminal surface department of rotating member (2) towards lock piece (1) direction is provided with the ratchet, the ratchet on lock piece (1) and the ratchet on rotating member (2) correspond the setting, the outside of apron (4) still is provided with fixing bolt (5), fixing bolt (5) run through apron (4), lens support arm (7), rotating member (2), lock piece (1) and base body (3) in proper order.
2. The helmet visor retraction mechanism of claim 1, wherein: the spring (6) is sleeved outside the fixing bolt (5), and a base fixing bolt hole (35) for the fixing bolt (5) to penetrate through is further formed in the spring positioning hole (34).
3. The helmet visor retraction mechanism of claim 1, wherein: base fixed orifices (36) have still been seted up to the inside four corners department of fixed slot (33), the inside of base fixed orifices (36) is run through and is had base fixing bolt (37), base fixing bolt (37) run through base spare (3) and the helmet body (8) in proper order, and the tip of base fixing bolt (37) still overlaps and is equipped with and is used for spacing base fixation nut (38), base fixation nut (38) offset with the inner wall of the helmet body (8).
4. The helmet visor retraction mechanism of claim 1, wherein: the side of base main part (31) is installed base cover plate (32) through the bolt penetration, base cover plate (32) and the spacing laminating of side of locking piece (1).
5. The helmet visor retraction mechanism of claim 1, wherein: the end part of the penetrating end of the fixing bolt (5) is also sleeved with a first fixing nut (51) for limiting.
6. The helmet visor retraction mechanism of claim 1, wherein: the centers of the spring placing cavity (12) and the spring positioning hole (34) are on the same vertical line.
7. The helmet visor retraction mechanism of claim 1, wherein: the end face, facing the direction of the rotating piece (2), of the locking piece (1) is provided with a cross groove, the end portion of the fixing bolt (5) is cross-shaped, and the cross diameter of the end portion of the fixing bolt (5) is larger than the inner diameter of the hole in the cover plate (4).
8. The helmet visor retraction mechanism of claim 1, wherein: the side of base apron (32) orientation base main part (31) has still bonded rubber strip (9), rubber strip (9) and locking piece (1) extrusion laminating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111218426.0A CN113907478B (en) | 2021-10-19 | 2021-10-19 | Helmet goggles retracting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111218426.0A CN113907478B (en) | 2021-10-19 | 2021-10-19 | Helmet goggles retracting mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113907478A true CN113907478A (en) | 2022-01-11 |
| CN113907478B CN113907478B (en) | 2024-05-28 |
Family
ID=79241547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111218426.0A Active CN113907478B (en) | 2021-10-19 | 2021-10-19 | Helmet goggles retracting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113907478B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103393302A (en) * | 2013-08-02 | 2013-11-20 | 上海延锋江森座椅有限公司 | Unidirectional-adjustment resettable angle-modulation device |
| CN103653495A (en) * | 2013-11-29 | 2014-03-26 | 航宇救生装备有限公司 | Combined goggles dropping mechanism |
| KR101589297B1 (en) * | 2015-08-26 | 2016-01-27 | 주식회사 아이제스 | Goggles for attaching to a helmet |
| WO2016197808A1 (en) * | 2015-06-07 | 2016-12-15 | 嘉兴捷顺旅游制品有限公司 | Self-wringing mop |
| CN208058321U (en) * | 2018-04-19 | 2018-11-06 | 何江华 | A kind of trishores seat |
| CN209176550U (en) * | 2018-12-10 | 2019-07-30 | 湖北航嘉麦格纳座椅系统有限公司 | The compound ratchet wheel of angle adjustor and angle adjustor |
| CN210760344U (en) * | 2019-11-06 | 2020-06-16 | 常州市宏纳机械有限公司 | Automobile seat angle adjuster with good self-locking performance |
| CN111845908A (en) * | 2020-07-09 | 2020-10-30 | 广东吉宝宝儿童用品有限公司 | One-key linkage backrest folding mechanism and backrest folding method thereof |
-
2021
- 2021-10-19 CN CN202111218426.0A patent/CN113907478B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103393302A (en) * | 2013-08-02 | 2013-11-20 | 上海延锋江森座椅有限公司 | Unidirectional-adjustment resettable angle-modulation device |
| CN103653495A (en) * | 2013-11-29 | 2014-03-26 | 航宇救生装备有限公司 | Combined goggles dropping mechanism |
| WO2016197808A1 (en) * | 2015-06-07 | 2016-12-15 | 嘉兴捷顺旅游制品有限公司 | Self-wringing mop |
| KR101589297B1 (en) * | 2015-08-26 | 2016-01-27 | 주식회사 아이제스 | Goggles for attaching to a helmet |
| CN208058321U (en) * | 2018-04-19 | 2018-11-06 | 何江华 | A kind of trishores seat |
| CN209176550U (en) * | 2018-12-10 | 2019-07-30 | 湖北航嘉麦格纳座椅系统有限公司 | The compound ratchet wheel of angle adjustor and angle adjustor |
| CN210760344U (en) * | 2019-11-06 | 2020-06-16 | 常州市宏纳机械有限公司 | Automobile seat angle adjuster with good self-locking performance |
| CN111845908A (en) * | 2020-07-09 | 2020-10-30 | 广东吉宝宝儿童用品有限公司 | One-key linkage backrest folding mechanism and backrest folding method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113907478B (en) | 2024-05-28 |
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