CN207949783U - A kind of medical treatment ophthalmic sight test means - Google Patents
A kind of medical treatment ophthalmic sight test means Download PDFInfo
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- CN207949783U CN207949783U CN201721149818.5U CN201721149818U CN207949783U CN 207949783 U CN207949783 U CN 207949783U CN 201721149818 U CN201721149818 U CN 201721149818U CN 207949783 U CN207949783 U CN 207949783U
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- side wall
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Abstract
The utility model discloses a kind of medical ophthalmic sight test means, including pedestal, pedestal is equipped with control-rod, sliding slot is equipped on the side wall of control-rod vertically, the inner wall of sliding slot is equipped with the through-hole of inside and outside connection, and through equipped with worm screw in through-hole, sliding block is equipped in sliding slot, sliding block is equipped with the threaded hole being connected to up and down, and threaded hole internal thread is connected with threaded rod, the upper and lower ends of threaded rod are connect with the top surface of sliding slot and lower rotation respectively, worm gear is socketed on threaded rod, and worm gear is located at the lower section of sliding block, worm gear is engaged with worm screw, it is connected with adjusting rod on the side wall of sliding block, adjusting rod is equipped with groove far from sliding block one end side wall, and slot opening is horizontally disposed, bottom portion of groove is rotatably connected to the first rotating bar, the upper end of first rotating bar passes through groove top surface and extends to outside adjusting rod.The utility model is not required to hand-held eye-shading plate and improves the accurate of test convenient for the carry out eyesight testing that can be more absorbed in, and can be suitable for the crowd of different age group.
Description
Technical field
The utility model is related to ophthalmology test device technical field more particularly to a kind of medical ophthalmic eyesight testing dresses
It sets.
Background technology
Visual chart is the chart for measuring eyesight.The visual chart that the country uses has:International standard visual chart, visual chart pair
Number visual chart, Lan Shi ring visual charts.Functionally dividing has near vision test type, distant vision test chart.Visual chart is the principle system according to visual angle
Fixed, the people of myopia is more and more now, and near-sighted age bracket is more and more extensive, would generally be using to regarding when test eyesight
Power table, when existing test eyesight, usual hand was tested by eye-shading plate, in this way cannot be more absorbed test, influence to test
Result accuracy, existing visual chart, which is fixed on the wall, to be not easy to move, and flexibility is poor.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of medical ophthalmic proposed
Sight test means.
To achieve the goals above, the utility model uses following technical solution：
A kind of medical treatment ophthalmic sight test means, including pedestal, the pedestal are equipped with control-rod, the control-rod
Sliding slot is equipped on side wall vertically, the inner wall of the sliding slot is equipped with the through-hole of inside and outside connection, and through equipped with worm screw, institute in through-hole
It states and is equipped with sliding block in sliding slot, the sliding block is equipped with the threaded hole being connected to up and down, and threaded hole internal thread is connected with threaded rod, institute
The upper and lower ends for stating threaded rod are connect with the top surface of sliding slot and lower rotation respectively, and worm gear, and snail are socketed on the threaded rod
Wheel is engaged positioned at the lower section of sliding block, the worm gear with worm screw, adjusting rod is connected on the side wall of the sliding block, the adjusting rod is remote
One end side wall from sliding block is equipped with groove, and slot opening is horizontally disposed, and the lower rotation of the groove is connected with first turn
The upper end of lever, first rotating bar passes through the top surface of groove and extends to the outside of adjusting rod, in first rotating bar
It is socketed with gear, and gear is located in groove, the first chain drum is socketed in first rotating bar, and the first chain drum is located at adjusting
The top of bar, mobile bar is slidably connected on the rear end inner wall of the groove, and the side wall of the mobile bar is equipped with rack, and tooth
Item is engaged with gear, and the lower end of the mobile bar is connected with eye-shading plate, and the eye-shading plate is set to mobile bar far from adjusting rod
On one end, the upper end of the adjusting rod is rotatably connected to the second rotating bar, and the second chain drum, institute are socketed in second rotating bar
It states the second chain drum and the first chain drum to be sequentially connected, is connected with the first telescopic rod on the rear end side wall of the control-rod, described first
Telescopic rod is connected with horizon bar on one end side wall far from control-rod, the horizon bar connects on one end far from the first telescopic rod
There are visual chart, the lower end of the pedestal to be connected with multiple mobile devices.
Preferably, first handle is connected on one end that the worm screw is located at outside sliding slot；The upper end of second rotating bar
It is connected with second handle.
Preferably, the inner wall of the sliding slot is equipped with limited block, and the sliding slot that limited block is arranged between sliding block and worm screw
It is interior.
Preferably, first chain drum is sequentially connected by chain and the second chain drum.
Preferably, the mobile device is made of the second telescopic rod, spring and idler wheel, the upper end of second telescopic rod with
The lower end of pedestal connects, and the lower end of second telescopic rod is connect with idler wheel, and the spring is socketed on the second telescopic rod.
In the utility model, the height of eye-shading plate can be adjusted by shaking first handle, and the crowd convenient for different heights regards
Power is tested, and expands test the range of age of test device, shakes second handle convenient for adjusting eye-shading plate in the horizontal direction
Position enables eye-shading plate to block left eye and right eye respectively, is convenient for eyesight testing, does not need handheld shading eye
Plate, convenient for tester can be more absorbed carry out eyesight testing, improve the accuracy of test result, and can also effectively prevent from hiding
Eye plate is lost, and by idler wheel test device easy to remove, improves the flexibility of device.
Description of the drawings
Fig. 1 be the utility model proposes a kind of medical ophthalmic sight test means perspective view；
Fig. 2 is partial enlarged view at A in Fig. 1；
Fig. 3 is the left side structural scheme of mechanism of Fig. 1.
In figure：1 pedestal, 2 control-rods, 3 sliding slots, 4 worm screws, 5 sliding blocks, 6 threaded rods, 7 worm gears, 8 adjusting rods, 9 grooves, 10
One rotating bar, 11 gears, 12 first chain drums, 13 mobile bars, 14 racks, 15 second rotating bars, 16 second chain drums, 17 eye-shading plates,
18 first telescopic rods, 19 horizon bars, 20 visual charts, 21 mobile devices, 22 chains.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of medical ophthalmic sight test means, including pedestal 1, pedestal 1 are equipped with control-rod 2, control
Sliding slot 3 is equipped on the side wall of bar 2 processed vertically, the inner wall of sliding slot 3 is equipped with the through-hole of inside and outside connection, and through equipped with snail in through-hole
Bar 4 is convenient for rotary worm 4, and sliding block 5 is equipped in sliding slot 3, and sliding block 5 is equipped with the threaded hole being connected to up and down, and threaded hole internal thread
It is connected with threaded rod 6, the upper and lower ends of threaded rod 6 connect with the top surface of sliding slot 3 and lower rotation, are socketed on threaded rod 6 respectively
There is worm gear 7, and worm gear 7 is located at the lower section of sliding block 5, worm gear 7 is engaged with worm screw 4, and the inner wall of sliding slot 3 is equipped with limited block, and limits
In the sliding slot 3 that position block is arranged between sliding block 5 and worm screw 4, limited block limits sliding block 5, and anti-limited slip block 5 connects with worm gear 7
It touches, adjusting rod 8 is connected on the side wall of sliding block 5.
One end side wall of the adjusting rod 8 far from sliding block 5 is equipped with groove 9, and 9 open horizontal of groove is arranged, the bottom of groove 9
It is rotatably connected to the first rotating bar 10, the upper end of the first rotating bar 10 passes through the top surface of groove 9 and extends to the outer of adjusting rod 8
Portion is socketed with gear 11 in the first rotating bar 10, and gear 11 is located in groove 9, and the first chain is socketed in the first rotating bar 10
Disk 12, and the first chain drum 12 is located at the top of adjusting rod 8, and mobile bar 13, mobile bar are slidably connected on the rear end inner wall of groove 9
13 side wall is equipped with rack 14, and rack 14 is engaged with gear 11, and the lower end of mobile bar 13 is connected with eye-shading plate 17, eye-shading plate
17 are set on the one end of mobile bar 13 far from adjusting rod 8, and the upper end of adjusting rod 8 is rotatably connected to the second rotating bar 15, and second
The second chain drum 16 is socketed in rotating bar 15, the first chain drum 12 is sequentially connected by chain 22 and the second chain drum 16, the second rotation
The upper end of bar 15 is connected with second handle.First is connected with convenient for rotating the second rotating bar 15, on the rear end side wall of control-rod 2 to stretch
Contracting bar 18 is stored convenient for visual chart 20 by flexible, reduces test device occupied space, the first telescopic rod 18 is far from control
Horizon bar 19 is connected on one end side wall of bar 2, horizon bar 19 is connected with visual chart 20 on one end far from the first telescopic rod 18,
The lower end of pedestal 1 is connected with multiple mobile devices 21, and mobile device 21 is made of the second telescopic rod, spring and idler wheel, and second stretches
The upper end of contracting bar is connect with the lower end of pedestal 1, and the lower end of the second telescopic rod is connect with idler wheel, and spring is socketed in the second telescopic rod
On, idler wheel moves convenient for device, and spring can effectively buffer influence of the external force to device.
In the utility model, shaking first handle can drive worm screw 4 to rotate, and since worm screw 4 engages with worm gear 7, then drive
Threaded rod 6 rotates, and then eye-shading plate 17 can be driven to move by the sliding of sliding block 5, convenient for adjusting the height of eye-shading plate 17, shakes
Second handle drives the rotation of the second rotating bar 15, since the second chain drum 16 and the first chain drum 12 are sequentially connected, then drives first turn
Lever 10 rotates, and since gear 11 is engaged with rack 14, then drives mobile bar 13 to move, then eye-shading plate 17 can be driven in level
It is moved on direction, convenient for being blocked to right and left eyes, mobile device 21 moves convenient for test device.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of medical treatment ophthalmic sight test means, including pedestal（1）, which is characterized in that the pedestal（1）It is equipped with control
Bar（2）, the control-rod（2）Side wall on vertically be equipped with sliding slot（3）, the sliding slot（3）Inner wall be equipped with inside and outside connection
Through-hole, and through equipped with worm screw in through-hole（4）, the sliding slot（3）It is interior to be equipped with sliding block（5）, the sliding block（5）It is equipped with and connects up and down
Logical threaded hole, and threaded hole internal thread is connected with threaded rod（6）, the threaded rod（6）Upper and lower ends respectively with sliding slot（3）
Top surface connected with lower rotation, the threaded rod（6）On be socketed with worm gear（7）, and worm gear（7）Positioned at sliding block（5）Lower section,
The worm gear（7）With worm screw（4）Engagement, the sliding block（5）Side wall on be connected with adjusting rod（8）, the adjusting rod（8）It is separate
Sliding block（5）One end side wall be equipped with groove（9）, and groove（9）Open horizontal is arranged, the groove（9）Lower rotation connect
It is connected to the first rotating bar（10）, first rotating bar（10）Upper end pass through groove（9）Top surface and extend to adjusting rod（8）
Outside, first rotating bar（10）On be socketed with gear（11）, and gear（11）Positioned at groove（9）It is interior, described first turn
Lever（10）On be socketed with the first chain drum（12）, and the first chain drum（12）Positioned at adjusting rod（8）Top, the groove（9）'s
Mobile bar is slidably connected on the inner wall of rear end（13）, the mobile bar（13）Side wall be equipped with rack（14）, and rack（14）
With gear（11）Engagement, the mobile bar（13）Lower end be connected with eye-shading plate（17）, the eye-shading plate（17）It is set to movement
Bar（13）Far from adjusting rod（8）One end on, the adjusting rod（8）Upper end be rotatably connected to the second rotating bar（15）, described
Second rotating bar（15）On be socketed with the second chain drum（16）, second chain drum（16）With the first chain drum（12）It is sequentially connected, institute
State control-rod（2）Rear end side wall on be connected with the first telescopic rod（18）, first telescopic rod（18）Far from control-rod（2）'s
It is connected with horizon bar on the side wall of one end（19）, the horizon bar（19）Far from the first telescopic rod（18）One end on be connected with eyesight
Table（20）, the pedestal（1）Lower end be connected with multiple mobile devices（21）.
2. a kind of medical ophthalmic sight test means according to claim 1, which is characterized in that the worm screw（4）Position
In sliding slot（3）It is connected with first handle on outer one end；Second rotating bar（15）Upper end be connected with second handle.
3. a kind of medical ophthalmic sight test means according to claim 1, which is characterized in that the sliding slot（3）'s
Inner wall is equipped with limited block, and limited block is arranged in sliding block（5）With worm screw（4）Between sliding slot（3）It is interior.
4. a kind of medical ophthalmic sight test means according to claim 1 are it is characterized in that, first chain drum
（12）Pass through chain（22）With the second chain drum（16）It is sequentially connected.
5. a kind of medical ophthalmic sight test means according to claim 1, which is characterized in that the mobile device
（21）It is made of the second telescopic rod, spring and idler wheel, the upper end of second telescopic rod and pedestal（1）Lower end connection, it is described
The lower end of second telescopic rod is connect with idler wheel, and the spring is socketed on the second telescopic rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721149818.5U CN207949783U (en) | 2017-09-08 | 2017-09-08 | A kind of medical treatment ophthalmic sight test means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721149818.5U CN207949783U (en) | 2017-09-08 | 2017-09-08 | A kind of medical treatment ophthalmic sight test means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207949783U true CN207949783U (en) | 2018-10-12 |
Family
ID=63723392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721149818.5U Active CN207949783U (en) | 2017-09-08 | 2017-09-08 | A kind of medical treatment ophthalmic sight test means |
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| Country | Link |
|---|---|
| CN (1) | CN207949783U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109223196A (en) * | 2018-10-25 | 2019-01-18 | 岳栋 | A kind of urological surgery radical occlusion device |
| CN109940635A (en) * | 2019-03-26 | 2019-06-28 | 胚豆智能科技(武汉)有限公司 | A kind of self-help machine people that health examination use can interact |
| CN110974153A (en) * | 2019-11-05 | 2020-04-10 | 温州市中心医院 | Slit lamp head position fixing device |
| CN112245216A (en) * | 2020-10-20 | 2021-01-22 | 苏成龙 | Be used for ophthalmology's supplementary eyesight testing arrangement of adjustment type of being convenient for |
-
2017
- 2017-09-08 CN CN201721149818.5U patent/CN207949783U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109223196A (en) * | 2018-10-25 | 2019-01-18 | 岳栋 | A kind of urological surgery radical occlusion device |
| CN109223196B (en) * | 2018-10-25 | 2021-06-18 | 岳栋 | Uropoiesis surgery operation is with sheltering from device |
| CN109940635A (en) * | 2019-03-26 | 2019-06-28 | 胚豆智能科技(武汉)有限公司 | A kind of self-help machine people that health examination use can interact |
| CN109940635B (en) * | 2019-03-26 | 2021-03-02 | 胚豆智能科技(武汉)有限公司 | Interactive self-service robot for physical examination |
| CN110974153A (en) * | 2019-11-05 | 2020-04-10 | 温州市中心医院 | Slit lamp head position fixing device |
| CN110974153B (en) * | 2019-11-05 | 2022-02-08 | 温州市中心医院 | Slit lamp head position fixing device |
| CN112245216A (en) * | 2020-10-20 | 2021-01-22 | 苏成龙 | Be used for ophthalmology's supplementary eyesight testing arrangement of adjustment type of being convenient for |
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