CN211484509U

CN211484509U - Pupil distance rapid measuring device

Info

Publication number: CN211484509U
Application number: CN201921637031.2U
Authority: CN
Inventors: 解河先
Original assignee: Changchun Fujihua Industry Co ltd
Current assignee: Changchun Fujihua Industry Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-09-15
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a pupil distance quick measuring device, including base and cardboard, the top fixedly connected with fixed plate of base, the top of fixed plate is provided with the locator card, the activity groove has been seted up to the inside of locator card, sliding connection has the movable block between the top of activity inslot wall and the bottom, the bottom of movable block runs through fixed plate and base in proper order and extends to the inside of base, one side fixedly connected with point piece of movable block, the opposite side fixedly connected with action bars of movable block, one side of activity inslot wall and the opposite side of movable block just are located one side that the action bars leaves and are provided with the extrusion spring, the one end of action bars runs through the activity groove and extends to the outside in activity groove. The device simple structure, it is with low costs, use very convenient, the flexibility ratio is high, can adjust, and then can be very fast measure the distance of pupil, the effectual error that reduces has improved the device's practicality simultaneously.

Description

Pupil distance rapid measuring device

Technical Field

The utility model relates to a quick measurement technical field specifically is a interpupillary distance quick measuring device.

Background

The interpupillary distance is simply the distance of the pupil. The eyes of a normal person watch the same object, the object is imaged at the retinas of the two eyes respectively and is overlapped at the visual center of the brain to form a complete single object with three-dimensional effect, and the function is called single vision of the two eyes. However, in the process of forming a single vision with two eyes, the infant is easily affected by external factors, so that one eye can watch a target, the other eye is inclined and cannot watch the same target, and the strabismus is generated. In medicine, when looking at an object, the eyeball looks obliquely inward, which is called inward oblique, namely, the oblique eyeball is commonly called 'fighting with a corn'.

The pupil distance is measured and is being joined in marriage the necessary process when glasses or visual detection, if the pupil distance measurement has the error, the glasses that will lead to the configuration have the error, just can influence the people who wears glasses promptly, glasses generally protect the vision, if the pupil distance measurement is not right, even deepen the damage to eyes, current pupil distance quick measuring device has existed a large amount of shortcomings, for example current pupil distance quick measuring device structure is more complicated, and the cost of equipment is higher, can not satisfy people's demand, because current pupil distance quick measurement has serious error in measuring, in measurement process, can not keep steady measurement, do not have regulatory function simultaneously, pupil distance quick measuring device's practicality has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a interpupillary distance quick measuring device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pupil distance rapid measuring device comprises a base and a clamping plate, wherein the top of the base is fixedly connected with a fixed plate, the top of the fixed plate is provided with a positioning clamp, the positioning clamp is internally provided with a movable groove, a movable block is slidably connected between the top and the bottom of the inner wall of the movable groove, the bottom of the movable block sequentially penetrates through the fixed plate and the base and extends to the inside of the base, one side of the movable block is fixedly connected with a sharp block, the other side of the movable block is fixedly connected with an operating rod, one side of the inner wall of the movable groove and the other side of the movable block are positioned at the side, away from the operating rod, are provided with an extrusion spring, one end of the operating rod penetrates through the movable groove and extends to the outside of the movable groove, one end of the operating rod extending to the outside of the movable groove is fixedly connected with a pull ring, one side of the clamping plate, the top fixedly connected with control groove of cardboard, fixedly connected with fixed block between the top of control groove inner wall and the bottom, it is connected with first lead screw to rotate between one side of control groove inner wall and one side of fixed block.

Preferably, a second screw rod is rotatably connected between the other side of the inner wall of the control groove and the other side of the fixing block, and thread blocks are in threaded connection with the outer surfaces of the first screw rod and the second screw rod.

Preferably, a shell is arranged at the top of the control groove, and a graduated scale is arranged at the bottom of the shell.

Preferably, the inside of the shell is provided with sponge blocks, and the front surfaces of the two sponge blocks are provided with round holes.

Preferably, a nose groove is formed between the opposite sides of the sponge blocks, and support frames are fixedly connected to the two sides of the shell.

Preferably, extension springs are arranged between two sides of the positioning clamp and one side of each of the two support frames.

Compared with the prior art, the utility model has the advantages that the rapid pupil distance measuring device is placed in a stable place, the face of a person is placed to be attached to the sponge block, in order to prevent accidents in the measuring process, avoid the damage of equipment to human eyes, and in order to measure accurate data and avoid larger errors, the device is placed in a stable position to measure the pupil distance;

in order to measure interpupillary distances of people with different heights, the height of the clamping plate can be adjusted to realize the flexibility of the measuring device, the height of the clamping plate is adjusted according to the height of the measured people, the pull ring is pulled, the pointed block is separated from the clamping groove, the moving block moves in the movable groove, the force applied by a further operating rod is simultaneously applied to the extrusion spring, and the clamping function is finally realized;

through the movement of the clamping plate, in order to avoid the phenomenon that instability exists and large errors are generated on measured data, when the tension spring is arranged, in order to keep a stable function when the clamping plate moves, in the adjusting process, a measurer can further drive the first lead screw and the second lead screw to rotate through knobs on two sides of the control groove, and then the thread block can move, the distance of the interpupillary distance is finally obtained, and the large errors are effectively avoided;

the device, simple structure, it is with low costs, use very convenient, the flexibility ratio is high, can adjust, and then can be very fast measure the distance of pupil, the effectual error that reduces has improved the device's practicality simultaneously.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the locator card of FIG. 1.

In the figure: 1. a base; 2. clamping a plate; 3. a fixing plate; 4. positioning the card; 5. a movable groove; 6. a moving block; 7. a sharp block; 8. an operating lever; 9. a compression spring; 10. a pull ring; 11. a card slot; 12. a control slot; 13. a fixed block; 14. a first lead screw; 15. a second lead screw; 16. a thread block; 17. a housing; 18. a graduated scale; 19. a sponge block; 20. a circular hole; 21. a nasal slot; 22. a support frame; 23. a tension spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides an embodiment:

a pupil distance rapid measuring device comprises a base 1 and a clamping plate 2, wherein the top of the base 1 is fixedly connected with a fixed plate 3, the top of the fixed plate 3 is provided with a positioning clamp 4, the inside of the positioning clamp 4 is provided with a movable groove 5, a movable block 6 is connected between the top and the bottom of the inner wall of the movable groove 5 in a sliding manner, the bottom of the movable block 6 sequentially penetrates through the fixed plate 3 and the base 1 and extends to the inside of the base 1, one side of the movable block 6 is fixedly connected with a sharp block 7, the other side of the movable block 6 is fixedly connected with an operating rod 8, one side of the inner wall of the movable groove 5 and the other side of the movable block 6 and positioned at the side away from the operating rod 8 are provided with an extrusion spring 9, one end of the operating rod 8 penetrates through the movable groove 5 and extends to the outside of the movable groove 5, one end of the, a plurality of clamping groove 11 has all been seted up to one side of cardboard 2, one side of sharp piece 7 runs through clamping groove 11 and extends to the inside of clamping groove 11, the top fixedly connected with control flume 12 of cardboard 2, fixedly connected with fixed block 13 between the top of control flume 12 inner wall and the bottom, it is connected with first lead screw 14 to rotate between one side of control flume 12 inner wall and one side of fixed block 13.

In this embodiment, a second lead screw 15 is rotatably connected between the other side of the inner wall of the control groove 12 and the other side of the fixed block 13, and a threaded block 16 is connected to the outer surfaces of the first lead screw 14 and the second lead screw 15 in a threaded manner.

In this embodiment, a housing 17 is disposed on the top of the control slot 12, and a scale 18 is disposed on the bottom of the housing 17.

In this embodiment, the housing 17 is provided with sponge blocks 19 inside, and the front faces of the two sponge blocks 19 are provided with round holes 20.

In this embodiment, a nose slot 21 is provided between opposite sides of the two sponge blocks 19, and a support frame 22 is fixedly connected to both sides of the housing 17.

In the present embodiment, an extension spring 23 is disposed between two sides of the positioning card 4 and one side of the two supporting brackets 22.

When the rapid pupil distance measuring device works S1, the rapid pupil distance measuring device is placed in a stable place, the face of a person is placed to be attached to the sponge block 19, in order to prevent accidents in the measuring process, avoid the damage of equipment to human eyes, measure accurate data and avoid larger errors, the rapid pupil distance measuring device is placed in a stable position, and the pupil distance is measured;

s2, in order to measure interpupillary distances of people with different heights, the height of the clamping plate 2 can be adjusted to realize flexibility of the measuring device, the height of the people is adjusted according to the height of the people to be measured, the pull ring 10 is pulled, the sharp block 7 is separated from the clamping groove 11, the moving block 6 can move in the movable groove 5, force applied by the further operating rod 8 can act on the extrusion spring 9 at the same time, and the clamping function is finally realized;

s3, by moving the clamping plate 2, in order to avoid large errors caused by instability, and in order to keep a stable function when the clamping plate 2 moves when the tension spring 23 is arranged, in the adjusting process, a measurer can further drive the first screw rod 14 and the second screw rod 15 to rotate through knobs on two sides of the control groove 12, so that the thread block 16 can move, the distance of the interpupillary distance is finally obtained, convenience and rapidness are realized, and the existence of large errors is effectively avoided;

s4, the device simple structure, with low costs, use very convenient, the flexibility ratio is high, can adjust, and then can be very fast measure the distance of pupil, and the effectual error that reduces has improved the device' S practicality simultaneously.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a pupil distance quick measuring device, includes base and cardboard, its characterized in that: the top of the base is fixedly connected with a fixed plate, the top of the fixed plate is provided with a positioning clamp, a movable groove is formed in the positioning clamp, a moving block is connected between the top and the bottom of the inner wall of the movable groove in a sliding manner, the bottom of the moving block sequentially penetrates through the fixed plate and the base and extends into the base, one side of the moving block is fixedly connected with a sharp block, the other side of the moving block is fixedly connected with an operating rod, one side of the inner wall of the movable groove, which is opposite to the other side of the moving block and is positioned at one side of the operating rod, is provided with an extrusion spring, one end of the operating rod penetrates through the movable groove and extends to the outside of the movable groove, one end of the operating rod extending to the outside of the movable groove is fixedly connected with a pull ring, one side of the clamping plate is provided with a plurality of clamping grooves, the top and the bottom of control groove inner wall are fixedly connected with the fixed block, rotate between one side of control groove inner wall and one side of fixed block and be connected with first lead screw.

2. The device for rapidly measuring interpupillary distance according to claim 1, wherein: and a second screw rod is rotatably connected between the other side of the inner wall of the control groove and the other side of the fixed block, and threaded blocks are in threaded connection with the outer surfaces of the first screw rod and the second screw rod.

3. The device for rapidly measuring interpupillary distance according to claim 1, wherein: the top of control groove is provided with the casing, the bottom of casing is provided with the scale.

4. The device for rapidly measuring interpupillary distance according to claim 3, wherein: the inside of casing all is provided with the sponge piece, two the front of sponge piece all is provided with the round hole.

5. The device for rapidly measuring interpupillary distance according to claim 4, wherein: a nose groove is formed between the opposite sides of the two sponge blocks, and supporting frames are fixedly connected to the two sides of the shell.

6. The device for rapidly measuring interpupillary distance according to claim 5, wherein: and extension springs are arranged between the two sides of the positioning clamp and one side of the two support frames.