CN220512298U - Helmet lens bouncing structure - Google Patents
Helmet lens bouncing structure Download PDFInfo
- Publication number
- CN220512298U CN220512298U CN202321762414.9U CN202321762414U CN220512298U CN 220512298 U CN220512298 U CN 220512298U CN 202321762414 U CN202321762414 U CN 202321762414U CN 220512298 U CN220512298 U CN 220512298U
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- CN
- China
- Prior art keywords
- lens
- seat
- spring
- buckle
- helmet
- 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.)
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Links
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 description 5
- 238000003825 pressing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Abstract
The utility model discloses a helmet lens bouncing structure, which comprises a helmet, wherein the helmet comprises lens seats arranged on the left side and the right side of a helmet body part, arc-shaped positioning teeth are arranged on the surface of each lens seat, positioning convex blocks meshed with the arc-shaped positioning teeth are arranged on each lens, hollowed-out grooves are formed in the corresponding lens seats, guide grooves are formed in the corresponding lens seats and are communicated with the hollowed-out grooves, a first spring seat is arranged at one end, far away from the hollowed-out grooves, of each guide groove, a first spring is arranged on each first spring seat, a wedge-shaped sliding block is arranged in each guide groove, one end of each wedge-shaped sliding block is abutted against each first spring, and the wedge-shaped ends of the wedge-shaped sliding blocks extend into the hollowed-out grooves and are abutted against the positioning convex blocks; the lower extreme of lens still is equipped with the buckle, the buckle corresponds be equipped with the buckle groove on the helmet body, be equipped with the second spring holder in the buckle groove, be equipped with the second spring on the second spring holder, be equipped with the buckle seat in the buckle groove.
Description
Technical Field
The utility model relates to the technical field of connection of helmets and lenses, in particular to a helmet lens bouncing structure.
Background
The full-cover type helmet has strong sealing performance, can keep good sealing performance in the use process, and the lens seat slides in the groove of the helmet body piece, and provides elasticity through the spring, so that the windshield lens can move along with the action of the elasticity of the lens seat in the moving process, and the peripheral edges of the windshield lens are firmly pressed on the helmet body piece, so that the sealing performance is improved; meanwhile, the sealing rubber strips are arranged on the periphery of the inner side surface of the windshield, so that the sealing performance of the windshield is further improved, even if the windshield is driven violently and at a high speed, the phenomenon of air leakage is avoided, the driving comfort and safety are improved, the structure is not beneficial to the air permeability of the helmet, when a driver wants to open the lens to breathe, the driver needs to press the buckle of the lens, the lens is pushed to be opened, the lens can be opened, the operation of the driver is not facilitated, and the opening angle is not easy to control.
Disclosure of Invention
The utility model aims to solve the technical problems, and provides a helmet lens bouncing structure, which simplifies an operation part of a lens, enables a driver to conveniently open the lens, and simultaneously enables the opening angle of the lens to be fixed.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a helmet lens spring structure, includes the helmet, the helmet includes installs the lens seat in helmet body spare left and right sides, be provided with the recess that supplies the lens seat to imbed on the helmet body spare, be provided with the connecting hole on the lens seat, the lug at lens both ends inserts in the connecting hole, the surface of lens seat is provided with the concentric arc location tooth of connecting hole, be equipped with the location lug with the location tooth engaged with on the lens, the location tooth corresponds be equipped with the fretwork groove on the lens seat, the fretwork groove lower extreme corresponds be equipped with the guide slot on the lens seat that is linked together with the fretwork groove, the one end that the guide slot kept away from the fretwork groove is equipped with first spring holder, be equipped with first spring on the first spring holder, be equipped with the wedge slider in the guide slot, wedge slider one end with first spring butt, the wedge end of wedge slider stretches into the fretwork inslot and the location lug butt;
the lower extreme of lens still is equipped with the buckle, the buckle corresponds be equipped with the buckle groove on the helmet body, the buckle inslot side be equipped with the second spring holder on the helmet body, be equipped with the second spring on the second spring holder, be equipped with the buckle seat in the buckle groove, buckle seat one end with second spring butt.
In order to make the lens press simple in structure and easy to operate, a further preferred technical scheme is that one end of the buckle seat is of a U-shaped opening structure, the other end of the buckle seat is provided with a third spring seat and is abutted against the second spring, the buckle groove is formed by a first guide hole and a second guide hole penetrating through the helmet body, and the U-shaped opening end of the buckle seat is inserted into the buckle groove from the inner side of the helmet body and is abutted against the buckle groove by the second spring.
In order to facilitate processing and manufacturing of the pressing structure and assembly, a further preferable technical scheme is that a guard plate is arranged at the lower end of the helmet body close to the lens, and the second spring seat is arranged on the guard plate.
In order to enable the lens pressing structure to be simple and easy to operate, the further preferred technical scheme is that a guide cavity is formed in a guard plate on the periphery of the second spring seat and corresponds to the third spring seat, one end outline of the buckle seat is matched with the guide cavity, guide grooves are formed in two sides of the guide cavity, and guide blocks in sliding fit with the guide grooves are arranged on two sides of the buckle seat.
In order to stabilize the lens pressing structure, a further preferable technical scheme is that a limiting groove is formed in the bottom of the guide cavity and communicated with the guide cavity, and a guide rib is arranged on the bottom surface of the buckle seat and matched with the limiting groove.
In order to form a stable connection structure, it is further preferable that the bottom of the first guide hole has a through slot penetrating through the helmet body and is in snap fit with the through slot.
Compared with the prior art, the utility model has the beneficial effects that: through wedge slider with the cooperation of location lug can make the lens open a fixed angle automatically and form a gap when pressing the buckle seat, makes the helmet form ventilative, simplifies the operating portion of lens, makes the driver conveniently open the lens.
Drawings
FIG. 1 is a close up isometric view of a lens of the present utility model;
FIG. 2 is an open isometric view of a lens of the present utility model;
FIG. 3 is an exploded isometric view of the present utility model;
FIG. 4 is one of the partially exploded isometric views of the present utility model;
FIG. 5 is a second partially exploded perspective view of the present utility model;
FIG. 6 is a closed side view of the lens of the present utility model;
FIG. 7 is an enlarged view of a portion of FIG. 6A in accordance with the present utility model;
FIG. 8 is an enlarged view of a portion of B of FIG. 6 in accordance with the present utility model;
FIG. 9 is an open side view of a lens clasp of the present utility model;
FIG. 10 is an open side view of the lens of the present utility model;
in the figure: 10. a helmet; 11. a groove; 20. a lens; 21. a buckle; 22. positioning the protruding blocks; 23. a bump; 30. a clamping seat; a u-shaped opening; 32. a third spring seat; 33. a guide block; 40. a lens holder; 41. a guide groove; 42. arc positioning teeth; 50. a guard board; 51. a second spring seat; 52. a guide chamber; 53. a guide groove; 60. a buckle groove; 61. a first guide hole; 62. a second guide hole; 70. wedge-shaped slide blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Examples
As shown in fig. 1-4, a helmet lens bouncing structure comprises a helmet 10, wherein a groove 11 for embedding a lens seat 40 is formed in a helmet 10 body member, the helmet 10 comprises a lens seat 40 arranged on the left side and the right side of the helmet body member, the lens seat 40 is fixedly arranged in the groove 11, a connecting hole is formed in the lens seat 40, a lug 23 at two ends of a lens 20 is inserted into the connecting hole and is in rotating fit with the lens seat 40, so as to realize closing and opening of the lens 20, arc-shaped positioning teeth 42 concentric with the connecting hole are formed on the surface of the lens seat 40, positioning lugs 22 meshed with the arc-shaped positioning teeth 42 are formed on the lens 20, and when an operator is buckled on the helmet 10 through operating the lens 20, the positioning lugs 22 move along the arc-shaped positioning teeth 42 in an adjacent position crossing manner while rotating, so that the lens 20 forms a positioning state on the corresponding position of the arc-shaped positioning teeth 42; thereby, the bounce angle (opening degree) of the lens 20 with respect to the helmet 10 body can be adjusted;
as shown in fig. 5, a hollow groove is formed in the lens seat 40 corresponding to the arc-shaped positioning tooth 42, a guide groove 41 is formed in the lens seat 40 corresponding to the lower end of the hollow groove and is communicated with the hollow groove, a first spring seat is arranged at one end, away from the hollow groove, of the guide groove 41, a first spring is arranged on the first spring seat, a wedge-shaped sliding block 70 is arranged in the guide groove 41, one end of the wedge-shaped sliding block 70 is abutted with the first spring, and the wedge-shaped end of the wedge-shaped sliding block 70 stretches into the hollow groove and is abutted with the positioning protruding block 22;
specifically, the guide groove 41 is a stepped open groove formed on the back surface of the lens seat 40, an upper step portion of the guide groove 41, which is close to the back surface of the lens seat 40, is communicated with the hollow groove, a lower step portion of the guide groove 41 is provided with three through holes penetrating through the lens seat, a first spring seat formed by a first protruding cylinder is arranged on one side, which is far away from the hollow groove, of the guide groove 41, and protruding guide strips are respectively arranged at positions, which are close to the back surface of the lens seat, of a pair of inner side surfaces of the guide groove 41 and are buckled on two sides of the wedge-shaped sliding block 70; the wedge-shaped sliding block 70 comprises a cuboid arranged in the guide groove 41, a spring seat hole is formed in one end, close to the first spring seat, of the wedge-shaped sliding block 70, and the first spring is arranged in the spring seat hole and sleeved on the first spring seat; a protruding wedge block is arranged at the upper step part of the end, far away from the first spring seat, of the wedge-shaped sliding block 70, corresponding to the guide groove, and is elastically abutted with the positioning convex block 22, and guide grooves are respectively arranged at two sides of the wedge-shaped sliding block 70, corresponding to the guide strips;
the lower extreme of lens 20 still is equipped with buckle 21, buckle 21 is the tongue piece that sets up to the inboard protrusion of helmet 10 body and is on a parallel with lens 20 base, buckle 21 corresponds be equipped with buckle groove 60 on the helmet 20 body, buckle groove 60 inboard be equipped with second spring holder 51 on the helmet body, be equipped with the second spring on the second spring holder 51, be equipped with buckle seat 30 in the buckle groove 60, buckle seat 30 one end with second spring butt.
As shown in fig. 6 and 7, further, one end of the locking seat 30 is a U-shaped opening 31, the U-shaped opening end of the locking seat 30 is formed by an upper flange and a lower flange protruding toward the lens 20, the length of the lower flange is greater than that of the upper flange, the width of the lower flange is greater than that of the upper flange, the other end of the locking seat 30 is provided with a third spring seat 32, the third spring seat 32 is a semi-annular cavity, a protruding second cylinder is provided in the cavity, the second spring can be sleeved on the second cylinder, the locking groove 60 is formed by a first guide hole 61 and a second guide hole 62 penetrating through the helmet body, and the U-shaped opening 31 end of the locking seat 30 is inserted into the locking groove 60 from the inner side of the helmet 10 body and is pressed in the locking groove 60 by the second spring.
Further, a guard plate 50 is disposed at a position, close to the lens 20, of the lower end of the helmet 10 body, the second spring seat 51 is disposed on the guard plate 50, the second spring seat 51 includes a ring protruding on the guard plate 50, and a protruding third cylinder is disposed at the center of the ring.
Further, a guiding cavity 52 is provided on the guard plate 50 around the second spring seat 51 and is adapted to the outer contour of the third spring seat 32 corresponding to one end of the buckle seat 30, guiding grooves 53 are provided on two sides of the guiding cavity 52, and guiding blocks 33 slidably matched with the guiding grooves 53 are provided on two sides of the buckle seat 30.
Further, a limiting groove is formed in the bottom of the guiding cavity 52 and is communicated with the guiding cavity 52, and a guiding rib is arranged at a position, close to the third spring seat 32, of the bottom surface of the buckle seat 30 and is matched with the limiting groove.
Further, the bottom of the first guide hole 61 has a through slot penetrating the helmet body to be engaged with the buckle 21.
As shown in fig. 8-10, the operator presses the lens 20 downwards, so that the buckle 21 at the lower end of the lens 20 presses the buckle seat 30 to elastically stretch in the buckle groove 60, and simultaneously the buckle 21 is inserted between the upper flange of the buckle seat 30 and the through groove of the first guide hole 61 of the buckle groove 60, and simultaneously the positioning lug 22 of the lens 20 presses the wedge-shaped sliding block 70 into the guide groove 41, so that the lens 20 is closed on the helmet 10; when an operator needs to open the lens 20 and form a gap at the bottom, the operator only needs to press the lower flange of the buckle seat 30, the buckle seat 30 pushes the second spring along the buckle groove 60 to retract towards the helmet 10 body so as to separate the upper flange from the buckle 21, meanwhile, the first spring ejects the wedge-shaped sliding block 70 along the guide groove 41, the convex wedge block of the wedge-shaped sliding block 70 is used for prying the positioning convex block 22 under the action of the first spring and moving towards the ortho position along the arc-shaped positioning teeth 42, so that the lens 20 forms a positioning state at the position of the wedge-shaped sliding block 70 corresponding to the arc-shaped positioning teeth 42; thus, the lens 20 can be adjusted to spring up to form a gap with a certain angle relative to the helmet 10 body, so that ventilation of the helmet 10 is realized.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a helmet lens structure of bouncing up, includes the helmet, the helmet includes installs in the lens seat of helmet body spare left and right sides, be provided with the recess that supplies the lens seat to imbed on the helmet body spare, be provided with the connecting hole on the lens seat, the lug at lens both ends inserts in the connecting hole, the surface of lens seat is provided with the endocentric arc location tooth of connecting hole, be equipped with on the lens with arc location tooth engaged with location lug, the location tooth corresponds be equipped with the fretwork groove on the lens seat, its characterized in that: the lens seat corresponding to the lower end of the hollowed-out groove is provided with a guide groove which is communicated with the hollowed-out groove, one end of the guide groove, which is far away from the hollowed-out groove, is provided with a first spring seat, a first spring is arranged on the first spring seat, a wedge-shaped sliding block is arranged in the guide groove, one end of the wedge-shaped sliding block is abutted with the first spring, and the wedge-shaped end of the wedge-shaped sliding block stretches into the hollowed-out groove to be abutted with the positioning convex block;
the lower extreme of lens still is equipped with the buckle, the buckle corresponds be equipped with the buckle groove on the helmet body, the buckle inslot side be equipped with the second spring holder on the helmet body, be equipped with the second spring on the second spring holder, be equipped with the buckle seat in the buckle groove, buckle seat one end with second spring butt.
2. The helmet lens bouncing structure according to claim 1, wherein one end of the buckle seat is of a U-shaped opening structure, a third spring seat is arranged at the other end of the buckle seat and is abutted against the second spring, the buckle groove is formed by a first guide hole and a second guide hole penetrating through the helmet body, and the U-shaped opening end of the buckle seat is inserted into the buckle groove from the inner side of the helmet body and is abutted against the buckle groove by the second spring.
3. The helmet lens pop-up structure according to claim 2, wherein a guard plate is disposed at a position, close to the lens, of the lower end of the helmet body, and the second spring seat is disposed on the guard plate.
4. The helmet lens bouncing structure according to claim 3, wherein a guiding cavity is formed in a guard plate on the periphery of the second spring seat and is matched with the outer contour of one end of the third spring seat corresponding to the buckling seat, guiding grooves are formed in two sides of the guiding cavity, and guiding blocks in sliding fit with the guiding grooves are arranged in two sides of the buckling seat.
5. The helmet lens bouncing structure according to claim 4, wherein a limiting groove is formed in the bottom of the guiding cavity and is communicated with the guiding cavity, and a guiding rib is arranged on the bottom surface of the fastening seat and is matched with the limiting groove.
6. The helmet lens pop-up structure of claim 2, wherein the bottom of the first guide hole has a through slot through the helmet body for the snap fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321762414.9U CN220512298U (en) | 2023-07-06 | 2023-07-06 | Helmet lens bouncing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321762414.9U CN220512298U (en) | 2023-07-06 | 2023-07-06 | Helmet lens bouncing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220512298U true CN220512298U (en) | 2024-02-23 |
Family
ID=89938167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321762414.9U Active CN220512298U (en) | 2023-07-06 | 2023-07-06 | Helmet lens bouncing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220512298U (en) |
-
2023
- 2023-07-06 CN CN202321762414.9U patent/CN220512298U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |