CN111728583A

CN111728583A - Eye vision optical examination optometry device

Info

Publication number: CN111728583A
Application number: CN202010703856.0A
Authority: CN
Inventors: 周路坦; 刘宁; 赵绮; 李媛媛
Original assignee: Zhengzhou Railway Vocational and Technical College
Current assignee: Zhengzhou Railway Vocational and Technical College
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2020-10-02

Abstract

The invention discloses an optical eye-vision image-examining optometry device, which comprises a base, an upright post arranged on the base and a workbench arranged at the top end of the upright post, wherein a first accommodating block and a second accommodating block which can be accommodated in the workbench are oppositely arranged in the workbench; the invention has convenient use and movement, and when not in use, the components are all stored, thereby reducing the whole volume to the maximum extent, avoiding occupying a large amount of space and saving resources.

Description

Eye vision optical examination optometry device

Technical Field

The invention belongs to the technical field of optometry equipment, and particularly relates to an optical optometry device for eye vision.

Background

In the traditional shadow examination and refraction process, light emitted by a shadow mirror forms a light spot on the fundus through the refraction of an eye dioptric system, and the light emitted by the fundus light spot enters the eyes of an examiner through the sight hole of the shadow mirror. When the image detection mirror rotates upwards, the eyeground facula also moves upwards along with the image detection mirror. When the speculum rotates downwards, the fundus facula also moves downwards. While the inspection mirror rotates, the inspection sees three different images, i.e. retrograde, anterograde, and neutral, due to the different refractive states of the patient's eyes.

At present, current optometry system includes the workstation, the forehead holds in the palm the support, the support of examining the shadow, the mirror of examining the shadow, the camera, the monitor, well far and middle lung head spare, these parts are all set up on the workstation, when examining the patient, need carry out optometry preparation work, with its position of these parts are all adjusted on the workstation, height or its horizontal relation, when not using, the part of whole system can not accomodate and fold, whole system has taken up very big space, extravagant indoor space.

Disclosure of Invention

Aiming at the problems, the invention provides an eye vision optical inspection optometry device, which aims to solve the problems that the prior art cannot be stored/folded, the whole volume is reduced to the maximum extent, and the indoor space is saved.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

designing an optical eye shadow testing device, which comprises a movable base, an upright post arranged on the base and capable of stretching up and down, and a workbench arranged at the top end of the upright post, a first containing block and a second containing block which can be contained in the workbench are oppositely arranged in the workbench, the first containing block is provided with a first groove and a first support hinged in the first groove, the second containing block is provided with a second groove and a second support hinged in the second groove, the first bracket is provided with a lower jaw bracket and a middle and far lung head opposite to the lower jaw bracket, the second bracket is provided with a camera, a connecting mechanism and a speculum connected with the connecting mechanism, the camera passes through the peephole of examining the shadow mirror shoots and examines the shadow image, the third recess has been seted up to the workstation upper surface, and articulated in the third recess have with camera electric connection's monitor.

Further, the stand includes the vertical post of being connected with the base, overlaps the sliding sleeve of locating on the vertical post and sets up the nitrogen gas spring between vertical post and sliding sleeve, the top in sliding sleeve and the bottom of vertical post are connected respectively to the both ends of nitrogen gas spring, the lower extreme of sliding sleeve is provided with locking mechanical system.

Furthermore, locking mechanical system including set up with the through-hole of sliding sleeve lateral wall, wear to locate the locking axle in the through-hole, with the baffle that the sliding sleeve is connected, the baffle is worn out to the one end that the sliding sleeve was kept away from to the locking axle, locking axle middle part is provided with the retaining ring, be provided with the spring between retaining ring and the baffle, locking axle side is seted up and is supplied locking axle tip male blind hole.

Furthermore, the blind holes are arranged in the axial direction of the locking shaft at equal intervals.

Furthermore, locking mechanisms are arranged on the first support and the second support, blind holes in the locking mechanisms are formed in side walls of the first groove and the second groove, and locking shafts of the locking mechanisms are inserted into the blind holes to fix the first support and the second support to be perpendicular to the upper surface of the workbench.

Furthermore, be provided with horizontal and the cavity that runs through the workstation in the workstation, first holding block and second hold the piece and cup joint in the cavity and can insert and take out from the cavity.

Further, the sum of the lengths of the first containing block and the second containing block is less than the length of the cavity.

Furthermore, the upper surfaces of the first accommodating block and the second accommodating block are provided with strip-shaped grooves along the length direction, and the two ends of the cavity are fixed with stop blocks inserted into the strip-shaped grooves.

Furthermore, the first accommodating block and the second accommodating block are respectively provided with a handle on the end face deviating from each other.

Furthermore, a locking universal wheel is arranged on the bottom surface of the base.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the lower jaw support, the first support, the second support and the camera, the connecting mechanism and the image detection mirror on the second support can be accommodated in the first accommodating block and the second accommodating block, the first accommodating block and the second accommodating block can be accommodated on the workbench, the monitor can be folded in the third groove, the height of the workbench can be adjusted through the upright post, the height of the workbench is reduced when the monitor is not used, and the size of the upright post is reduced.

2. The invention can move through the locking universal wheel arranged on the base, and is convenient to use.

3. According to the invention, the parts for examining the refraction influence of the patient are arranged on the first support and the second support, the first support and the second support are respectively taken out from the first groove and the second groove, after the first support and the second support are fixed, the positions of the lower jaw support on the first support, the positions of the camera, the connecting mechanism and the position of the speculum on the middle and far lung heads and the positions of the camera, the connecting mechanism and the speculum on the second support are opposite, the relative positions are not required to be adjusted again, the operation is simple, and the use is very convenient.

4. According to the invention, the height of the upright post can be freely adjusted, and the locking mechanism at the lower end of the sliding sleeve can fix the extending length of the nitrogen spring, so that the adjusted height of the upright post is fixed, the structure is simple, and the application range of the invention is improved.

5. In the invention, the first accommodating block and the second accommodating block can be completely accommodated in the workbench and do not leak out of the workbench, thereby further improving the accommodating effect of the invention.

Drawings

FIG. 1 is an overall expanded view of the present invention;

FIG. 2 is a schematic view of the present invention;

FIG. 3 is a view taken along line A of FIG. 2;

FIG. 4 is a schematic view of the locking mechanism;

FIG. 5 is a schematic view of a first bracket connection;

fig. 6 is a schematic view of the connection between the first containing block and the table.

In the figure: 1. a base;

2. a column;

3. a work table;

4. a first containing block;

5. a second containing block;

6. a first groove;

7. a first bracket;

8. a second groove;

9. a second bracket;

10. a chin support;

11. the middle and distal lung head;

12. a camera;

13. a connecting mechanism;

14. a shadow scope;

15. a third groove;

16. a monitor;

17. a cavity;

18. a strip-shaped groove;

19. a stop block;

20. a handle;

21. a vertical column;

22. a sliding sleeve;

23. a nitrogen spring;

24. a locking mechanism;

241. through holes 242, locking shafts 243, baffles 244, check rings 245, springs 246 and blind holes;

25. and locking the universal wheels.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, 2 and 3, the optical eye-viewing optometry apparatus according to the present invention comprises a base 1, an upright column 2 and a worktable 3, wherein the upright column 2 comprises a vertical column 21 fixedly connected to the base 1, a sliding sleeve 22 sleeved on the vertical column 21, and a nitrogen spring 23 disposed between the vertical column 21 and the sliding sleeve 22, two ends of the nitrogen spring 23 are respectively connected to the top of the sliding sleeve 22 and the bottom of the vertical column 21, the nitrogen spring 23 can lift the sliding sleeve 22, and pressing the sliding sleeve 22 downward can reduce the overall height of the upright column 2, the structure is simple, the height of the upright column 2 can be conveniently adjusted, and the occupied space of the upright column 2 can be reduced when the apparatus is not used; the workbench 3 is fixed at the top end of the upright post 2, a cavity 17 which is through from left to right or through the workbench 3 from front to back is formed in the workbench 3, a first containing block 4 and a second containing block 5 are arranged in the cavity 17, the first containing block 4 and the second containing block 5 are the same in size, the first containing block 4 and the second containing block 5 can be pulled out of and inserted into the cavity 17, or one side surface of the first containing block 4 and one side surface of the second containing block 5 are hinged to the edge of the cavity 17, the first containing block 4 and the second containing block 5 are folded into the cavity 17, and both the first containing block 4 and the second containing block 5 can be contained;

the upper surface of the first accommodating block 4 is provided with a first groove 6, a first bracket 7 is hinged in the first groove 6, a lower jaw bracket 10 and a middle and far lung head 11 are mounted on the first bracket 7, the overall shape of the first groove 6 is the same as the overall structure of the first bracket 7, the lower jaw bracket 10 and the middle and far lung head 11, the first bracket 7, the lower jaw bracket 10 and the middle and far lung head 11 can be integrally folded into the first groove 6, the folding is realized, and the use is very convenient; similarly, a second groove 8 is formed in the upper surface of the second accommodating block 5, a second support 9 is hinged in the second groove 8, a camera 12, a connecting mechanism 13 and a film-checking mirror 14 connected with the connecting mechanism 13 are mounted on the second support 9, and the second support 9, the camera 12, the connecting mechanism 13 and the film-checking mirror 14 can be integrally folded into the second groove 8; the workbench is also provided with a monitor 16 connected with the camera 12 through a wire;

when the invention is used practically, the height of the upright post 2 is adjusted, the invention is suitable for the detection requirements of patients with different heights, the first containing block 4 and the second containing block 5 are drawn out from the cavity 17, then the first bracket 7 and the second bracket 9 are respectively rotated and erected from the first groove 6 and the second groove 8, the lower jaw of the patient is placed at the lower jaw bracket 10, the camera 12 and the inspection mirror 14 are opened, the patient is subjected to refractive examination, the camera 12 shoots an image to be examined through the peephole of the inspection mirror 14, the image shot by the camera 12 is transmitted to the monitor 16, and the examiner observes the image through the monitor 16; when the vertical column is not used, the first support 7, the second support 9 and components on the first support 7 and the second support 9 are folded into the first groove 6 and the second groove 8 along with the first support 7 and the second support 9, then the first containing block 4 and the second containing block 5 are inserted into the cavity 17, and finally the height of the vertical column 2 is adjusted to be the lowest, so that the overall storage of the vertical column is completed.

Preferably, for better technical effect, the upper surface of the workbench 3 may be provided with a third groove 15, one side of the monitor 16 is hinged in the third groove 15, and the monitor 16 may be accommodated in the third groove 15, so as to further reduce the overall volume of the present invention when not in use.

In this embodiment, more specifically, the connection mechanism 13 in the present device is a connection mechanism 13 described in "digital image testing and optometry system" with serial No. CN103417187, and includes a fixed disk, an axial rotating disk and a radial rotating disk, the fixed disk is connected to the camera 12, the axial rotating disk is connected to the fixed disk and can axially rotate around the fixed disk, and the radial rotating disk is connected to the optometry lens 14.

In this embodiment, in order to freely control the height of the upright column 2, as shown in fig. 4, a locking mechanism 24 is disposed at the lower end of the sliding sleeve 22, the locking mechanism 24 includes a through hole 241 formed in the side wall of the sliding sleeve 22, a locking shaft 242 disposed in the through hole 241, and a baffle 243 connected to the sliding sleeve 22, one end of the locking shaft 242, which is far away from the sliding sleeve 22, penetrates through the baffle 243, a retainer ring 244 is disposed at the middle of the locking shaft 242, a spring 245 is disposed between the retainer ring 244 and the baffle 243, a blind hole 246 for inserting the end of the locking shaft 242 is formed in the side surface of the locking shaft 242, and a plurality of blind holes 246 are disposed at equal intervals along the axial direction of; when the height of the upright post 2 is adjusted, the locking shaft 242 is pulled out of the blind hole 246 against the elastic force of the spring 245, the sliding sleeve 22 is slid upwards or downwards, and after the height is determined, the locking shaft 242 is inserted into the blind hole 246, and the position of the sliding sleeve 22 is fixed.

On the basis of the above embodiment, as shown in fig. 5, the locking mechanisms 24 are disposed on the first bracket 7 and the second bracket 9, the blind holes 246 in the locking mechanisms 24 are disposed on the side walls in the first groove 6 and the second groove 8, and the locking shafts 242 of the locking mechanisms 24 are inserted into the blind holes 246 to fix the first bracket 7 and the second bracket 9 to be perpendicular to the upper surface of the table 3; before the patient is examined by using the invention, the first support 7 and the second support 9 are rotated, the first support 7 and the second support 9 are perpendicular to the upper surface of the workbench 3, and then the locking mechanism 24 is used for fixing the positions of the first support 7 and the second support 9, at this time, the middle and far lung head 11 on the first support 7, the microscope 14 and the camera 12 on the second support 9 are positioned on a straight line, so that the detection preparation is met, the use is convenient, the relative positions among the middle and far lung head 11, the microscope 14 and the camera 12 are not required to be adjusted for multiple times, the detection error caused by the relative positions among the middle and far lung head 11, the microscope 14 and the camera 12 being adjusted for multiple times is avoided, and the detection precision and accuracy of the invention are also improved.

On the basis of the above embodiment, for better technical effect, the sum of the lengths of the first containing block 4 and the second containing block 5 is smaller than the length of the cavity 17, so that after the first containing block 4 and the second containing block 5 are contained in the workbench 3, the edges of the first containing block 4 and the second containing block 5 do not leak out of the workbench 3, and the containing reliability is ensured.

In addition, in this embodiment, as shown in fig. 6, in order to ensure the stable use performance of the device, the upper surfaces of the first accommodating block 4 and the second accommodating block 5 are provided with a strip-shaped groove 18 along the length direction thereof, the two ends of the cavity 17 are fixed with stop blocks 19 inserted into the strip-shaped groove 18, when the first accommodating block 4 and the second accommodating block 5 are pulled out of the cavity 17, the first accommodating block 4 and the second accommodating block 5 cannot be pulled out of the cavity 17, because when the first accommodating block and the second accommodating block are pulled out of the cavity 17, the first accommodating block and the second accommodating block need to be inserted again by considering the port of the cavity, which is inconvenient to use, so the use of the device is convenient, and the use reliability of the first accommodating block 4 and the second accommodating block 5 is ensured.

On the basis of the above embodiment, in order to facilitate the matching between the first containing block 4 and the second containing block 5, the end surfaces of the first containing block 4 and the second containing block 5 which are deviated from each other are provided with the handles 20, so as to facilitate the extraction and insertion of the first containing block 4 and the second containing block 5.

In this embodiment, the locking universal wheel 25 is arranged on the bottom surface of the base 1, so that the invention is convenient to move.

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 various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. An optical optometry device, characterized in that: comprises a movable base (1), an upright post (2) which is arranged on the base (1) and can stretch up and down, and a workbench (3) which is arranged at the top end of the upright post (2), wherein a first containing block (4) and a second containing block (5) which can be contained in the workbench (3) are oppositely arranged in the workbench (3), a first groove (6) and a first support (7) hinged in the first groove (6) are arranged on the first containing block (4), a second groove (8) and a second support (9) hinged in the second groove (8) are arranged on the second containing block (5), a lower jaw support (10) and a middle and far lung head (11) opposite to the lower jaw support (10) are arranged on the first support (7), a camera (12), a connecting mechanism (13) and an imaging examination mirror (14) connected with the connecting mechanism (13) are arranged on the second support (9), the camera (12) shoots an image of the image of.

2. The optical eye optometry apparatus of claim 1, wherein: the upright post (2) comprises a vertical post (21) connected with the base (1), a sliding sleeve (22) sleeved on the vertical post (21) and a nitrogen spring (23) arranged between the vertical post (21) and the sliding sleeve (22), wherein two ends of the nitrogen spring (23) are respectively connected to the top of the sliding sleeve (22) and the bottom of the vertical post (21), and the lower end of the sliding sleeve (22) is provided with a locking mechanism (24).

3. The optical eye optometry apparatus of claim 2, wherein: the locking mechanism (24) comprises a through hole (241) formed in the side wall of the sliding sleeve (22), a locking shaft (242) penetrating the through hole (241), and a baffle (243) connected with the sliding sleeve (22), wherein one end, far away from the sliding sleeve (22), of the locking shaft (242) penetrates out of the baffle (243), a check ring (244) is arranged in the middle of the locking shaft (242), a spring (245) is arranged between the check ring (244) and the baffle (243), and a blind hole (246) for inserting the end of the locking shaft (242) is formed in the side face of the locking shaft (242).

4. An ophthalmic optical inspection apparatus according to claim 3, wherein: the blind holes (246) are arranged in a plurality at equal intervals along the axial direction of the locking shaft (242).

5. An ophthalmic optical inspection apparatus according to claim 3, wherein: and the first support (7) and the second support (9) are both provided with a locking mechanism (24), a blind hole (246) in the locking mechanism (24) is formed in the side walls of the first groove (6) and the second groove (8), and a locking shaft (242) of the locking mechanism (24) is inserted into the blind hole (246) to fix the first support (7) and the second support (9) to be vertical to the upper surface of the workbench (3).

6. The optical eye optometry apparatus of claim 1, wherein: be provided with horizontal and run through cavity (17) of workstation (3) in workstation (3), first holding piece (4) and second hold piece (5) and cup joint in cavity (17) and can insert and take out in cavity (17).

7. The optical eye optometry apparatus of claim 6, wherein: the sum of the lengths of the first containing block (4) and the second containing block (5) is less than the length of the cavity (17).

8. The optical eye optometry apparatus of claim 6, wherein: the upper surfaces of the first containing block (4) and the second containing block (5) are provided with strip-shaped grooves (18) along the length direction, and two ends of the cavity (17) are fixed with stop blocks (19) inserted into the strip-shaped grooves (18).

9. The optical eye optometry apparatus of claim 6, wherein: the end faces of the first containing block (4) and the second containing block (5) which are deviated from each other are respectively provided with a handle (20).

10. The optical eye optometry apparatus of claim 1, wherein: and a locking universal wheel (21) is arranged on the bottom surface of the base (1).