CN204654208U - A kind of vision protection device with anticollision function - Google Patents
A kind of vision protection device with anticollision function Download PDFInfo
- Publication number
- CN204654208U CN204654208U CN201520358735.1U CN201520358735U CN204654208U CN 204654208 U CN204654208 U CN 204654208U CN 201520358735 U CN201520358735 U CN 201520358735U CN 204654208 U CN204654208 U CN 204654208U
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- CN
- China
- Prior art keywords
- expansion link
- chin strap
- retracting cylinder
- protection device
- thread
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Abstract
The utility model discloses a kind of vision protection device with anticollision function, comprise chin strap, holder and connecting rod, connecting rod comprises expansion link, fastening nut, retracting cylinder and cylinder base, lower end and the cylinder base of retracting cylinder are articulated and connected, the upper end of retracting cylinder arranges the external screw thread of promising gas thread, and gas thread section is also provided with reducing groove, the lower end of expansion link is arranged in the endoporus of retracting cylinder, fastening nut is threaded on gas thread, the upper end of expansion link is provided with external screw thread, chin strap is threaded in the upper end of expansion link, the external thread section of expansion link has also been threaded adjusting bolt, holder comprises pedestal in the form of slot and trip bolt, the upper end of described chin strap is recessed arcwall face, and also comprise the protective pad that edge is fixedly connected with arcwall face edge, described protective pad is fabric, and also has buffer gap between protective pad and arcwall face.The utility model is beneficial to child protection, also helps and promotes children to the use interest of correcting device.
Description
Technical field
The utility model relates to eyeshield and children's habit formation auxiliary equipment field, particularly relates to a kind of vision protection device with anticollision function.
Background technology
At present, in the growth course of children, the frequency of the reading of children, writing, the various electronic equipment of use is higher, it is all the common disease of students that myopia, stravismus, astigmatism, hunchback, vertebra lateral bending, thoracic cavity narrow etc., main cause be exactly student in long-term learning process, sitting posture is not rectified, and distance between desk is incorrect causes, the bad habit of student is long-term formation, is difficult to be solved by the prompting of teacher merely.Because student is in growth and development process, keep correct sitting posture very important.Therefore, occurred Sitting posture correcting device miscellaneous in prior art, the wearable device as BABAKA, it can effectively by preventing the deformity of spinal column to the constraint of vertebra, preventing because read and the bad various eye problems caused of writing custom.
Further optimization is existing for the structure guiding children well to live, study habit forms equipment, will be conducive to health, the physical and mental health of numerous children, is also those skilled in the art institute problem demanding prompt solution.
Utility model content
Existing for the structure guiding children well to live, study habit forms equipment for above-mentioned further optimization; health, the physical and mental health of numerous children will be conducive to; also be those skilled in the art institute problem demanding prompt solution, the utility model provides a kind of vision protection device with anticollision function.
For solving the problem, a kind of vision protection device with anticollision function that the utility model provides solves problem by following technical essential: a kind of vision protection device with anticollision function, comprise chin strap, holder and the connecting rod be connected with holder for chin strap, described connecting rod comprises expansion link, fastening nut, retracting cylinder and cylinder base, described cylinder base is fixed on holder, lower end and the cylinder base of retracting cylinder are articulated and connected, the upper end of retracting cylinder arranges the external screw thread of promising gas thread, and gas thread section is also provided with in strip and length direction along the reducing groove of retracting cylinder length direction, the lower end of expansion link is arranged in the endoporus of retracting cylinder, fastening nut is threaded on gas thread, the upper end of expansion link is provided with external screw thread, chin strap is threaded in the upper end of expansion link, the external thread section of expansion link has also been threaded adjusting bolt,
Described holder comprises pedestal in the form of slot and is threadedly connected to the trip bolt on any one side of pedestal, and the two ends of described trip bolt lay respectively at the inner side and outer side of pedestal; The upper end of described chin strap is recessed arcwall face, and also comprise the protective pad that edge is fixedly connected with arcwall face edge, described protective pad is fabric, and also has buffer gap between protective pad and arcwall face.
Concrete, the reference point of chin strap as child sitting gesture arranged or the strong point of children's chin, the holder arranged is the fixed part of the utility model and desk or desk, the version that chin strap is threaded with expansion link, and the adjusting bolt by arranging, be convenient to the chin strap changed difformity or there is different pattern, namely when chin strap rotates to appropriate location on expansion link, by rotating adjusting bolt, the interaction force of adjusting bolt and chin strap can realize chin strap towards fixing, above structure is convenient to change chin strap according to the hobby of children, be conducive to promoting children to use interest of the present utility model, the type of attachment that the cylinder base arranged and retracting cylinder are articulated and connected, be convenient to according to specifically using needs, the utility model and desk or desk fixing after, rotate retracting cylinder and make it to be positioned at above or below desk or desk, be conducive to the convenience obtaining the utility model using state, the fastening nut arranged is used for the internal diameter of adjustable pipe thread segment, so that realize the adjustment of expansion link relative to retracting cylinder extension elongation, with the user making the utility model be adapted to different height, the protective pad be arranged on chin strap is the direct contact site of the utility model and children's chin, fabric has elasticity, ventilative and yielding performance compared to entity component, can with chin good fit and to cushion on user's chin and the utility model Contact user chin stressed, therefore the utility model also has the performance of protection user, the preferred dry goods braid of described fabric.
Further technical scheme is:
Arrange reducing groove be used for gas thread section reducing time retracting cylinder end expansion or reduce, uniformity and the internal diameter being beneficial to change thread segment of for the benefit of torque needed for rotational fastener nut in reducing process, described reducing groove is at least three, and uniform in the form of a ring relative to the axis of retracting cylinder between reducing groove.
Rotate for ease of braking trip bolt, described trip bolt is positioned on the one end outside pedestal and is also fixedly connected with handwheel.
For the screw thread of the thread segment end avoiding trip bolt destroys under external force, the end that described trip bolt stretches into one end of pedestal is the smooth section that diameter is less than trip bolt thread segment diameter.
For making the utility model can install for the children oneself that strength is little or separate, be beneficial to the stability that the utility model is fixing, the screw thread on described trip bolt is fine thread simultaneously.
For ease of cleaning protective pad, described protective pad and chin strap are releasable connection form.
The utility model has following beneficial effect:
1, the version that is threaded with expansion link of chin strap, and the adjusting bolt by arranging, be convenient to the chin strap changed difformity or there is different pattern, namely when chin strap rotates to appropriate location on expansion link, by rotating adjusting bolt, the interaction force of adjusting bolt and chin strap can realize chin strap towards fixing, above structure is convenient to change chin strap according to the hobby of children, is conducive to promoting children to use interest of the present utility model.
2, the type of attachment that the cylinder base arranged and retracting cylinder are articulated and connected, be convenient to according to specifically using needs, the utility model and desk or desk fixing after, rotate retracting cylinder and make it to be positioned at above or below desk or desk, be conducive to the convenience obtaining the utility model using state.
3, the fastening nut arranged is used for the internal diameter of adjustable pipe thread segment, so that realize the adjustment of expansion link relative to retracting cylinder extension elongation, with the user making the utility model be adapted to different height.
4, the protective pad be arranged on chin strap is the direct contact site of the utility model and children's chin; fabric has elasticity, ventilative and yielding performance compared to entity component; can with chin good fit and to cushion on user's chin and the utility model Contact user chin stressed; therefore the utility model also has the performance of protection user, the preferred dry goods braid of described fabric.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation with a vision protection device specific embodiment of anticollision function described in the utility model;
Fig. 2 described in the utility modelly a kind ofly has in vision protection device specific embodiment of anticollision function, the structural representation of retracting cylinder upper end.
Figure acceptance of the bid note is respectively: 1, chin strap, and 11, protective pad, 2, adjusting bolt, 3, expansion link, 4, fastening nut, 5, retracting cylinder, 51, endoporus, 52, reducing groove, 6, cylinder base, 7, holder, 71, pedestal, 8, trip bolt, 9, handwheel.
Detailed description of the invention
The utility model provides a kind of vision protection device with anticollision function, and below in conjunction with embodiment, the utility model is described in further detail, but the utility model is not limited only to following examples:
Embodiment 1:
As depicted in figs. 1 and 2, a kind of vision protection device with anticollision function, comprise chin strap 1, holder 7 and the connecting rod be connected with holder 7 for chin strap 1, described connecting rod comprises expansion link 3, fastening nut 4, retracting cylinder 5 and cylinder base 6, described cylinder base 6 is fixed on holder 7, lower end and the cylinder base 6 of retracting cylinder 5 are articulated and connected, the upper end of retracting cylinder 5 arranges the external screw thread of promising gas thread, and gas thread section is also provided with in strip and length direction along the reducing groove 52 of retracting cylinder 5 length direction, the lower end of expansion link 3 is arranged in the endoporus 51 of retracting cylinder 5, fastening nut 4 is threaded on gas thread, the upper end of expansion link 3 is provided with external screw thread, chin strap 1 is threaded in the upper end of expansion link 3, the external thread section of expansion link 3 has also been threaded adjusting bolt 2,
The trip bolt 8 that described holder 7 comprises pedestal 71 in the form of slot and is threadedly connected on any one side of pedestal 71, the two ends of described trip bolt 8 lay respectively at the inner side and outer side of pedestal 71; The upper end of described chin strap 1 is recessed arcwall face, also comprises the protective pad 11 that edge is fixedly connected with arcwall face edge, and described protective pad 11 is fabric, and also has buffer gap 12 between protective pad 11 and arcwall face.
In the present embodiment, the reference point of chin strap 1 as child sitting gesture arranged or the strong point of children's chin, the holder 7 arranged is the fixed part of the utility model and desk or desk, described trip bolt 8 is at least one, the version that chin strap 1 is threaded with expansion link 3, and the adjusting bolt 2 by arranging, be convenient to the chin strap 1 changed difformity or there is different pattern, namely when chin strap 1 rotates to appropriate location on expansion link 3, by rotating adjusting bolt 2, adjusting bolt 2 and the interaction force of chin strap 1 can realize chin strap 1 towards fixing, above structure is convenient to change chin strap 1 according to the hobby of children, be conducive to promoting children to use interest of the present utility model, the type of attachment that the cylinder base 6 and the retracting cylinder 5 that arrange are articulated and connected, be convenient to according to specifically using needs, the utility model and desk or desk fixing after, rotate retracting cylinder 5 and make it to be positioned at above or below desk or desk, be conducive to the convenience obtaining the utility model using state, the fastening nut 4 arranged for the internal diameter of adjustable pipe thread segment so that realize the adjustment of expansion link 3 relative to retracting cylinder 5 extension elongation, with the user making the utility model be adapted to different height, the protective pad 11 be arranged on chin strap 1 is the direct contact site of the utility model and children's chin, fabric has elasticity, ventilative and yielding performance compared to entity component, can with chin good fit and to cushion on user's chin and the utility model Contact user chin stressed, therefore the utility model also has the performance of protection user, fabric described in the present embodiment is the category-A dry goods braid with direct body contact.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, as depicted in figs. 1 and 2, arrange reducing groove 52 for retracting cylinder 5 end during gas thread section reducing expansion or reduce, uniformity and the internal diameter being beneficial to change thread segment of for the benefit of torque needed for rotational fastener nut 4 in reducing process, described reducing groove 52 is at least three, and uniform in the form of a ring relative to the axis of retracting cylinder 5 between reducing groove 52.
Rotate for ease of braking trip bolt 8, described trip bolt 8 is positioned on the one end outside pedestal 71 and is also fixedly connected with handwheel 9.
For the screw thread of the thread segment end avoiding trip bolt 8 destroys under external force, the end that described trip bolt 8 stretches into one end of pedestal 71 is the smooth section that diameter is less than trip bolt 8 thread segment diameter.
Embodiment 3:
The basis of any one scheme that the present embodiment provides in above embodiment is further qualified, can install for the children oneself that strength is little or separate for making the utility model, be beneficial to the stability that the utility model is fixing, the screw thread on described trip bolt 8 is fine thread simultaneously.
For ease of cleaning protective pad 11, described protective pad 11 and chin strap 1 are in releasable connection form. and adopt in the present embodiment and a flange is set on the edge of arcwall face, the edge of protective pad 11 arranges a pocket groove, the elasticity that protective pad itself can be utilized to have flange card is established with pocket groove in form demountable structure form.
Above content is the further description done the utility model in conjunction with concrete preferred embodiment, can not assert that detailed description of the invention of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other embodiments drawn under the technical solution of the utility model, all should be included in protection domain of the present utility model.
Claims (6)
1. one kind has the vision protection device of anticollision function, comprise chin strap (1), holder (7) and the connecting rod be connected with holder (7) for chin strap (1), it is characterized in that, described connecting rod comprises expansion link (3), fastening nut (4), retracting cylinder (5) and cylinder base (6), described cylinder base (6) is fixed on holder (7), lower end and the cylinder base (6) of retracting cylinder (5) are articulated and connected, the upper end of retracting cylinder (5) arranges the external screw thread of promising gas thread, and gas thread section is also provided with in strip and length direction along the reducing groove (52) of retracting cylinder (5) length direction, the lower end of expansion link (3) is arranged in the endoporus (51) of retracting cylinder (5), fastening nut (4) is threaded on gas thread, the upper end of expansion link (3) is provided with external screw thread, chin strap (1) is threaded in the upper end of expansion link (3), adjusting bolt that the external thread section of expansion link (3) has also been threaded (2),
The trip bolt (8) that described holder (7) comprises pedestal (71) in the form of slot and is threadedly connected on pedestal (71) any one side, the two ends of described trip bolt (8) lay respectively at the inner side and outer side of pedestal (71);
The upper end of described chin strap (1) is recessed arcwall face, and also comprise the protective pad (11) that edge is fixedly connected with arcwall face edge, described protective pad (11) is fabric, and also has buffer gap (12) between protective pad (11) and arcwall face.
2. a kind of vision protection device with anticollision function according to claim 1, is characterized in that, described reducing groove (52) is at least three, and uniform in the form of a ring relative to the axis of retracting cylinder (5) between reducing groove (52).
3. a kind of vision protection device with anticollision function according to claim 1, is characterized in that, described trip bolt (8) is positioned on the one end outside pedestal (71) and is also fixedly connected with handwheel (9).
4. a kind of vision protection device with anticollision function according to claim 3, is characterized in that, the end that described trip bolt (8) stretches into one end of pedestal (71) is the smooth section that diameter is less than trip bolt (8) thread segment diameter.
5. according to a kind of vision protection device with anticollision function in Claims 1-4 described in any one, it is characterized in that, the screw thread on described trip bolt (8) is fine thread.
6. according to a kind of vision protection device with anticollision function in Claims 1-4 described in any one, it is characterized in that, described protective pad (11) and chin strap (1) are in releasable connection form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358735.1U CN204654208U (en) | 2015-05-29 | 2015-05-29 | A kind of vision protection device with anticollision function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358735.1U CN204654208U (en) | 2015-05-29 | 2015-05-29 | A kind of vision protection device with anticollision function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204654208U true CN204654208U (en) | 2015-09-23 |
Family
ID=54124661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520358735.1U Expired - Fee Related CN204654208U (en) | 2015-05-29 | 2015-05-29 | A kind of vision protection device with anticollision function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204654208U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104856445A (en) * | 2015-05-29 | 2015-08-26 | 四川仁心医疗科技有限公司 | Eyesight protection mechanism having anti-knocking function |
| CN105996469A (en) * | 2016-06-02 | 2016-10-12 | 李林峰 | Vision protecting device |
-
2015
- 2015-05-29 CN CN201520358735.1U patent/CN204654208U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104856445A (en) * | 2015-05-29 | 2015-08-26 | 四川仁心医疗科技有限公司 | Eyesight protection mechanism having anti-knocking function |
| CN105996469A (en) * | 2016-06-02 | 2016-10-12 | 李林峰 | Vision protecting device |
| CN105996469B (en) * | 2016-06-02 | 2018-09-14 | 李林峰 | A kind of vision protector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20170529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |