CN220917943U - Pupil distance adjusting mechanism of photo feeding instrument - Google Patents
Pupil distance adjusting mechanism of photo feeding instrument Download PDFInfo
- Publication number
- CN220917943U CN220917943U CN202321209817.0U CN202321209817U CN220917943U CN 220917943 U CN220917943 U CN 220917943U CN 202321209817 U CN202321209817 U CN 202321209817U CN 220917943 U CN220917943 U CN 220917943U
- Authority
- CN
- China
- Prior art keywords
- light
- feeding
- feeding instrument
- pupil distance
- distance adjusting
- 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
- 210000001747 pupil Anatomy 0.000 title claims abstract description 24
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 21
- 230000000474 nursing effect Effects 0.000 claims description 13
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000005457 optimization Methods 0.000 description 5
- VYFYYTLLBUKUHU-UHFFFAOYSA-N dopamine Chemical compound NCCC1=CC=C(O)C(O)=C1 VYFYYTLLBUKUHU-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 208000001491 myopia Diseases 0.000 description 3
- 230000004379 myopia Effects 0.000 description 3
- 210000001525 retina Anatomy 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 210000003161 choroid Anatomy 0.000 description 2
- 229960003638 dopamine Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 210000003786 sclera Anatomy 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model relates to the technical field of a light-feeding instrument, in particular to a pupil distance adjusting mechanism of the light-feeding instrument, which comprises a light-feeding instrument shell, two viewing cylinders, a rotating shaft, a bidirectional screw, two movable pieces, a connecting shaft, a limiting groove, a limiting block and a knob, wherein the rear sides of the bottoms of the two viewing cylinders are respectively connected to the bottoms of the inner wall of the light-feeding instrument shell through the rotating shaft, one end of the bidirectional screw is connected to the left side of the inner wall of the light-feeding instrument shell through a bearing, the other end of the bidirectional screw penetrates the light-feeding instrument shell and extends to the right side of the light-feeding instrument shell, the two movable pieces are respectively connected to the surfaces of the bidirectional screw in a threaded mode, and one end of the connecting shaft is respectively fixedly connected to the bottoms of the two movable pieces. The utility model solves the problems that the pupil distance adjusting structure of the existing light feeding instrument is complicated, the production and manufacturing cost is high, the actual production is not utilized, and the angle of the upward view or overlook cannot be adjusted when the existing light feeding instrument is used, so the use is inconvenient.
Description
Technical Field
The utility model relates to the technical field of a nursing instrument, in particular to a pupil distance adjusting mechanism of the nursing instrument.
Background
The light-feeding instrument integrates red light with the wavelength of 630-650 nanometers which is beneficial to human bodies in natural light to replace the natural light, and irradiates retina with safe power and effective time, so that the retina is promoted to produce and secrete more dopamine, and the eye axis is restrained from extending, thereby achieving the purpose of controlling myopia growth. Through the irradiation of the light beam of the light feeding instrument, the choroid at the back pole of the eye is sufficiently supplied with blood, the oxygen carrying amount of the blood is increased, so that the choroid is thickened, the sclera fiber is elastically restored, and the retina secretes dopamine, thereby effectively controlling the length of an eye shaft, further preventing the occurrence of myopia and controlling the increment of myopia degree.
Wherein the bulletin number is: CN217908629U discloses a pupil distance adjusting mechanism and a display device of a light-feeding instrument, when the pupil distance is adjusted, most of the existing light-feeding instruments can not accurately read the adjusting distance of the pupil distance by directly stirring a light guide tube, so that the pupil distance is inaccurate in adjusting and displaying, the existing pupil distance adjusting structure of the light-feeding instrument is complicated, the production and manufacturing cost is high, the actual production is not utilized, and the angle of looking up or overlooking cannot be adjusted when the existing light-feeding instrument is used, so that the light-feeding instrument is inconvenient to use.
Disclosure of utility model
In order to solve the problems in the prior art, the utility model aims to provide a pupil distance adjusting mechanism of a nursing instrument, which has the advantages of simple structure and convenient angle adjustment, and solves the problems that the pupil distance adjusting structure of the existing nursing instrument is complicated, the production and manufacturing cost is high, the actual production is not utilized, and the existing nursing instrument cannot adjust the angle of looking up or overlooking when in use, so that the use is inconvenient.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a light meter pupil distance adjustment mechanism, includes light meter casing, two look section of thick bamboo, pivot, two movable parts, connecting axle, spacing groove, stopper and knob, and the rear side of two look section of thick bamboo bottoms is connected in the bottom of light meter casing inner wall through the pivot respectively, the one end of two-way screw is connected in the left side of light meter casing inner wall through the bearing, the other end of two-way screw runs through light meter casing and extends to the right side of light meter casing, two movable parts threaded connection respectively in the surface of two-way screw, the one end of connecting axle is fixed connection respectively in the bottom of two movable parts, the other end of connecting axle is swing connection respectively in the top of two look section of thick bamboo, the spacing groove is seted up in the top of light meter casing inner wall, the stopper is fixed connection in the top of two movable parts respectively and sliding connection in the inside of spacing groove, the knob is fixed connection in the right side of two-way screw.
As preferable in the utility model, the right side of the light-feeding instrument shell is provided with a through hole, and the diameter of the through hole is matched with that of the bidirectional screw rod.
As the preferable mode of the utility model, the surface of the knob is provided with a plurality of grooves which are uniformly distributed on the surface of the knob.
As preferable, the bottom of the light-feeding instrument shell is provided with the supporting legs, the bottom of the light-feeding instrument shell is fixedly connected with the connecting piece, and the connecting piece is movably connected to the inner parts of the supporting legs.
As the preferable mode of the utility model, the inner part of the supporting leg is connected with a round rod through a bearing, the round rod is fixedly connected with the connecting piece, the surface of the round rod is sleeved with a worm wheel, the bottom of the worm wheel is connected with a worm in a meshed mode, and the worm penetrates to the front side of the supporting leg.
In the utility model, preferably, the front side of the worm penetrates to the front side of the supporting leg and is fixedly connected with a round block, and the round block is made of rubber.
Compared with the prior art, the utility model has the following beneficial effects:
1. The utility model solves the problems that the pupil distance adjusting structure of the existing light-feeding instrument is complicated, the production and manufacturing cost is high, the actual production is not utilized, and the existing light-feeding instrument cannot adjust the angle of looking up or overlooking when in use, thereby being inconvenient to use by arranging the light-feeding instrument shell, the two viewing cylinders, the rotating shafts, the two screws, the two movable parts, the connecting shafts, the limiting grooves, the limiting blocks and the knob for matching use.
2. The utility model is convenient for the bidirectional screw rod to penetrate through the shell of the light feeding instrument by arranging the through hole, and simultaneously is convenient for the bidirectional screw rod to flexibly rotate.
3. According to the utility model, the problem of slipping caused by rotating the knob by a user is prevented by arranging the grooves, so that the friction force between the palm of the user and the knob can be increased.
4. The utility model can play an auxiliary supporting role for the casing of the light-feeding instrument by arranging the supporting legs and the connecting pieces, thereby increasing the practicability of the light-feeding instrument.
5. According to the utility model, the round rod, the worm wheel and the worm are arranged, so that a user can drive the worm wheel to rotate through rotating the worm, the worm wheel can drive the connecting piece to rotate through the round rod, and the connecting piece can drive the light-feeding instrument shell to rotate through rotating, thereby achieving the effect of adjusting the angle.
6. According to the utility model, the round block is arranged, so that a user can conveniently rotate the worm through the round block, and convenience can be brought to the user.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of the utility model at A in FIG. 2;
fig. 4 is a right side cross-sectional view of the present utility model.
In the figure: 1. a light meter housing; 2. a viewing cylinder; 3. a rotating shaft; 4. a bidirectional screw; 5. a movable member; 6. a connecting shaft; 7. a limit groove; 8. a limiting block; 9. a knob; 10. a through hole; 11. a groove; 12. a support leg; 13. a connecting piece; 14. a round bar; 15. a worm wheel; 16. a worm; 17. round blocks.
Detailed Description
As shown in fig. 1 to 4, the pupil distance adjusting mechanism of a light-feeding instrument provided by the utility model comprises a light-feeding instrument shell 1, two viewing cylinders 2, a rotating shaft 3, a bidirectional screw 4, two movable pieces 5, a connecting shaft 6, a limiting groove 7, a limiting block 8 and a knob 9, wherein the rear sides of the bottoms of the two viewing cylinders 2 are respectively connected to the bottoms of the inner walls of the light-feeding instrument shell 1 through the rotating shaft 3, one end of the bidirectional screw 4 is connected to the left side of the inner walls of the light-feeding instrument shell 1 through a bearing, the other end of the bidirectional screw 4 penetrates through the light-feeding instrument shell 1 and extends to the right side of the light-feeding instrument shell 1, the two movable pieces 5 are respectively connected to the surfaces of the bidirectional screw 4 in a threaded manner, one end of the connecting shaft 6 is respectively fixedly connected to the bottoms of the two movable pieces 5, the other ends of the connecting shaft 6 are respectively movably connected to the tops of the two viewing cylinders 2, the limiting groove 7 is arranged at the tops of the inner walls of the light-feeding instrument shell 1, the limiting block 8 is respectively fixedly connected to the tops of the two movable pieces 5 and is slidingly connected to the inside the limiting groove 7, and the knob 9 is fixedly connected to the right side of the bidirectional screw 4.
Referring to fig. 2 and 3, a through hole 10 is formed in the right side of the light feeding instrument shell 1, and the diameter of the through hole 10 is matched with that of the bidirectional screw 4.
As a technical optimization scheme of the utility model, through the arrangement of the through holes 10, the bidirectional screw 4 is convenient to penetrate through the light instrument shell 1, and meanwhile, the bidirectional screw 4 is convenient to flexibly rotate.
Referring to fig. 2 and 3, grooves 11 are formed in the surface of the knob 9, and the number of the grooves 11 is several and uniformly distributed on the surface of the knob 9.
As a technical optimization scheme of the utility model, the problem of slipping caused by the rotation of the knob 9 by a user is prevented by arranging the groove 11, so that the friction force between the palm of the user and the knob 9 can be increased.
Referring to fig. 2 and 4, the bottom of the nursing instrument housing 1 is provided with a supporting leg 12, the bottom of the nursing instrument housing 1 is fixedly connected with a connecting piece 13, and the connecting piece 13 is movably connected inside the supporting leg 12.
As a technical optimization scheme of the utility model, the supporting legs 12 and the connecting pieces 13 are arranged, so that the auxiliary supporting legs 12 can be used for the light instrument shell 1, and the practicability of the light instrument shell can be improved.
Referring to fig. 4, the inside of the leg 12 is connected with a round bar 14 through a bearing, the round bar 14 is fixedly connected with a connecting piece 13, a worm wheel 15 is sleeved on the surface of the round bar 14, a worm 16 is connected with the bottom of the worm wheel 15 in a meshed manner, and the worm 16 penetrates to the front side of the leg 12.
As a technical optimization scheme of the utility model, through the arrangement of the round rod 14, the worm wheel 15 and the worm 16, a user can drive the worm wheel 15 to rotate through rotating the worm 16, the worm wheel 15 can rotate through the round rod 14 to drive the connecting piece 13 to rotate, and the connecting piece 13 can rotate to drive the light instrument shell 1 to rotate, so that the effect of adjusting the angle can be achieved.
Referring to fig. 2 and 4, the front side of the worm 16 penetrates to the front side of the leg 12 and is fixedly connected with a round block 17, and the round block 17 is made of rubber.
As a technical optimization scheme of the utility model, by arranging the round block 17, a user can conveniently rotate the worm 16 through the round block 17, so that convenience can be brought to the user.
The working principle and the using flow of the utility model are as follows: when a user uses the light-feeding instrument, the angle of the light-feeding instrument shell 1 can be adjusted according to the requirement, the worm 16 can be rotated clockwise through the round block 17 during the adjustment of the angle, the worm 16 rotates to drive the worm wheel 15 and the round rod 14 which are in meshed connection to rotate, the round rod 14 rotates to drive the connecting piece 13 to rotate simultaneously, the connecting piece 13 rotates to drive the light-feeding instrument shell 1 to rotate, the angle of the light-feeding instrument shell 1 can be adjusted, then the two viewing cylinders 2 are adjusted according to the requirement of the pupil distance, during adjustment, the knob 9 can be held by the hand, the bidirectional screw 4 rotates clockwise through the knob 9, the bidirectional screw 4 rotates to drive the two movable pieces 5 in threaded connection to move inwards slowly under the cooperation of the limiting block 8 and the limiting groove 7, the two movable pieces 5 can drive the two viewing cylinders 2 to rotate inwards simultaneously under the action of the supporting leg 12 of the rotating shaft 3 through the connecting shaft 6, the distance between the viewing cylinders 2 can be adjusted on the right side, and the distance between the viewing cylinders 2 can be adjusted by the anticlockwise rotation of the bidirectional screw 4.
To sum up: according to the pupil distance adjusting mechanism of the light-feeding instrument, through the arrangement of the light-feeding instrument shell 1, the viewing barrel 2, the rotating shaft 3, the bidirectional screw 4, the movable piece 5, the connecting shaft 6, the limiting groove 7, the limiting block 8, the knob 9, the through hole 10, the groove 11, the supporting leg 12, the connecting piece 13, the round rod 14, the worm wheel 15, the worm 16 and the round block 17, the problem that the existing pupil distance adjusting mechanism of the light-feeding instrument is complicated in structure, so that the production and manufacturing cost is high, the actual production is not utilized, and the angle of looking up or overlooking cannot be adjusted when the existing light-feeding instrument is used, so that the use is inconvenient is solved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. A pupil distance adjusting mechanism of a nursing instrument is characterized in that: including feeding appearance casing (1), two look section of thick bamboo (2), pivot (3), two moving parts (5), connecting axle (6), spacing groove (7), stopper (8) and knob (9), the rear side of two look section of thick bamboo (2) bottoms is connected in the bottom of feeding appearance casing (1) inner wall through pivot (3) respectively, the one end of two-way screw (4) is connected in the left side of feeding appearance casing (1) inner wall through the bearing, the other end of two-way screw (4) runs through feeding appearance casing (1) and extends to the right side of feeding appearance casing (1), two moving parts (5) threaded connection respectively in the surface of two-way screw (4), the one end of connecting axle (6) is fixed connection in the bottom of two moving parts (5) respectively, the other end of connecting axle (6) is swing joint in the top of two look section of thick bamboo (2) respectively, spacing groove (7) are seted up in the top of feeding appearance casing (1) inner wall, the other end of two moving parts (8) are fixed connection in the top of two moving parts (7) in two-way screw (4) inside the fixed connection of two-way screw (4).
2. The pupil distance adjusting mechanism of a nursing instrument as defined in claim 1, which is characterized in that: the right side of the light feeding instrument shell (1) is provided with a through hole (10), and the diameter of the through hole (10) is matched with that of the bidirectional screw rod (4).
3. The pupil distance adjusting mechanism of a nursing instrument as defined in claim 1, which is characterized in that: grooves (11) are formed in the surface of the knob (9), and the number of the grooves (11) is a plurality of the grooves and are uniformly distributed on the surface of the knob (9).
4. The pupil distance adjusting mechanism of a nursing instrument as defined in claim 1, which is characterized in that: the bottom of the light-feeding instrument shell (1) is provided with a supporting leg (12), the bottom of the light-feeding instrument shell (1) is fixedly connected with a connecting piece (13), and the connecting piece (13) is movably connected to the inside of the supporting leg (12).
5. The pupil distance adjusting mechanism of the nursing instrument as defined in claim 4, which is characterized in that: the inside of landing leg (12) is connected with round bar (14) through the bearing, round bar (14) and connecting piece (13) fixed connection, the surface cover of round bar (14) is equipped with worm wheel (15), the bottom meshing of worm wheel (15) is connected with worm (16), worm (16) run through to the front side of landing leg (12).
6. The pupil distance adjusting mechanism of a nursing instrument as defined in claim 5, which is characterized in that: the front side of the worm (16) penetrates through the front side of the supporting leg (12) and is fixedly connected with a round block (17), and the round block (17) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321209817.0U CN220917943U (en) | 2023-05-18 | 2023-05-18 | Pupil distance adjusting mechanism of photo feeding instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321209817.0U CN220917943U (en) | 2023-05-18 | 2023-05-18 | Pupil distance adjusting mechanism of photo feeding instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220917943U true CN220917943U (en) | 2024-05-10 |
Family
ID=90934925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321209817.0U Active CN220917943U (en) | 2023-05-18 | 2023-05-18 | Pupil distance adjusting mechanism of photo feeding instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220917943U (en) |
-
2023
- 2023-05-18 CN CN202321209817.0U patent/CN220917943U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109036053B (en) | Imaging experiment teaching device for middle school physics learning | |
| CN220917943U (en) | Pupil distance adjusting mechanism of photo feeding instrument | |
| CN204446524U (en) | Eye training aids is moved in a kind of portable read-write | |
| CN2824835Y (en) | Spectacle testing frame for optometry | |
| CN219391368U (en) | Adjustable forestry field investigation sample box | |
| CN211529400U (en) | Teaching instrument | |
| CN212379667U (en) | Medical radiology department is with reading device | |
| CN209997099U (en) | A health-care apparatus for diabetics | |
| CN209463721U (en) | A kind of study table for preschool education | |
| CN108635171B (en) | Domestic appliance formula self weight draft gauge | |
| CN221490645U (en) | Lens device of training device | |
| CN219553129U (en) | Model for tympanostomy teaching | |
| CN208384835U (en) | New Chinese reading training device | |
| CN217407172U (en) | Incubator capable of adjusting illumination angle | |
| CN220136790U (en) | Piece moving device of biological dyeing machine | |
| CN217012191U (en) | Breeding device for corn seed breeding | |
| CN219954840U (en) | Numerical control blade relief angle measurement auxiliary device | |
| CN220691309U (en) | Medical institution management and control terminal | |
| CN216119165U (en) | Chinese language and literature vocabulary division show shelf | |
| CN219190525U (en) | Board cutting device for building repair | |
| CN209201468U (en) | A kind of drilling loosening device for facilitating gardens to plant | |
| CN219375328U (en) | Adjustable multifunctional basin bottom treatment bed | |
| CN220917706U (en) | Arm resumes exercise device | |
| CN221540418U (en) | Laminating machine with auxiliary adjusting function | |
| CN214905207U (en) | Chinese poetry study auxiliary teaching aid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |