Optometry unit with fixing mechanism

Abstract

The utility model discloses an optometry unit with a fixing mechanism, and belongs to the field of optometry units, the optometry unit comprises a base, a fixing device is arranged on the base, the fixing device comprises a supporting rod, the supporting rod is fixedly connected to the top of the base, a box body is fixedly connected to the top of the supporting rod, a sliding seat is fixedly connected to the top of the box body, and a sliding block is slidably connected to the outer wall of the sliding seat. The face of an optometry patient is placed on the top of the chin supporting plate and the middle of the rubber block, the sliding block drives the rubber block to fix the face of the patient, the stability of the optometry instrument during optometry is improved, the positions of a connecting plate, a first fixing rod and a second fixing rod can be accurately adjusted through the action of a hydraulic cylinder, and the optometry accuracy is improved. Therefore, the face of the patient is kept stable under the fixation of the rubber block and is not easy to move, and the problems that the head of the patient cannot be fixed, the central point of the optometry unit needs to be aligned by himself / herself and the working efficiency is reduced are solved.

Description

Technical Field

[0001] This application relates to the field of optometers, and more specifically, to an optometer with a fixing mechanism. Background Art

[0002] An optometer is a professional device used to measure and evaluate an individual's visual ability. It is usually used by ophthalmologists, optometrists, or opticians to diagnose vision problems such as myopia, hyperopia, and astigmatism, and to provide data basis for prescribing appropriate glasses or contact lenses for patients.

[0003] The patent document with the publication number CN211131000U discloses an optometer. Both the lifting chair and the lifting table are provided with motors, screws, and sliders inside; the lifting chair and the lifting table are controlled by a central processing unit, and the lifting table is provided with a height data input port, and the central processing unit can adjust the heights of the lifting chair and the lifting table according to the height data. In the above application document, the support bracket and the tray of the support bracket are finely adjusted through a control rod to ensure that the center point of the eye is aligned with the optometry device. However, when in use, the patient's head cannot be fixed, and the patient needs to align the center point of the optometer by himself, which reduces the work efficiency. Summary of the Utility Model

[0004] In view of the deficiencies of the prior art, the present utility model provides an optometer with a fixing mechanism, which solves the problems raised in the above background art. To achieve the above objectives, the present utility model is realized through the following technical solutions: An optometer with a fixing mechanism includes a base, a fixing device is arranged on the base, the fixing device includes a support rod, the support rod is fixedly connected to the top of the base, the top of the support rod is fixedly connected to a box body, the top of the box body is fixedly connected to a sliding seat, a slider is slidably connected to the outer wall of the sliding seat, the top of the slider is fixedly connected to a moving block, a rubber block is fixedly connected to the left side of the moving block, a chin support plate is fixedly connected to the top of the box body, and an optometer body is fixedly connected to the top of the box body.

[0005] Preferably, a moving rod is hinged to the front of the slider, a first sliding groove is formed in the front of the moving rod, a first fixing rod is fixedly connected to the front of the slider, and the first sliding groove is slidably connected to the outer wall of the first fixing rod.

[0006] Preferably, a hydraulic cylinder is fixedly connected to the bottom of the inner wall of the box body, the top of the output end of the hydraulic cylinder is fixedly connected to a connecting plate, a second fixing rod is fixedly connected to the front of the connecting plate, a second sliding groove is formed in the front of the moving rod, and the second sliding groove is slidably connected to the outer wall of the second fixing rod.

[0007] Preferably, an adjusting device is provided on the base. The adjusting device includes a lead screw which is rotatably connected to the inner wall of the base through a bearing. A support block is threadedly connected to the outer wall of the lead screw, and a seat is fixedly connected to the top of the support block.

[0008] Preferably, a motor is fixedly connected to the bottom of the inner wall of the base. The lead screw movably passes through the base and extends to the right, and the extended end is fixedly connected to the output end of the motor.

[0009] Preferably, a headrest is fixedly connected to the top of the seat.

[0010] The advantages of the present application are as follows:

[0011] First, by setting the fixing device in the present application, the patient undergoing optometry places the face on the top of the chin support plate and the middle of the rubber block. The slider drives the rubber block to fix the patient's face, improving the stability of the optometry instrument during optometry. Through the action of the hydraulic cylinder, the connecting plate, the first fixing rod and the second fixing rod can accurately adjust their positions, so as to ensure that the patient's face remains stable under the fixation of the rubber block and is not prone to movement, thus solving the problem that the patient's head cannot be fixed in the background art, and the patient needs to align the center point of the optometry instrument by himself, reducing the work efficiency.

[0012] Second, by setting the adjusting device in the present application, when the motor is started, the output end of the motor drives the support block to move to the left. The support block drives the patient on the top of the seat to move to the left. The headrest provides a supporting force for the patient's head, improving the comfort, and realizing the precise adjustment of the patient's position, thereby improving the comfort of the patient and the accuracy of the examination. This is particularly important for examinations that require the patient to maintain a specific posture for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings that form a part of this application are used to provide a further understanding of the application, making other features, objects, and advantages of the application more apparent. The schematic embodiments and descriptions thereof of the application are used to explain the application and do not constitute an improper limitation of the application. In the drawings:

[0014] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0015] Figure 2 is a front sectional structure schematic diagram of the present utility model;

[0016] Figure 3 is a top structure schematic diagram of the present utility model;

[0017] Figure 4 is the present utility model Figure 2 is an enlarged structure schematic diagram at A in the present utility model.

[0018] In the above figures,

[0019] 1. Base; 2. Fixing device; 21. Support rod; 22. Box body; 23. Slide base; 24. Slide block; 25. Moving block; 26. Rubber block; 27. Chin support plate; 28. Moving rod; 29. First fixing rod; 210. First chute; 211. Hydraulic cylinder; 212. Connecting plate; 213. Second fixing rod; 214. Second chute; 3. Adjusting device; 31. Lead screw; 32. Support block; 33. Motor; 34. Seat; 35. Headrest; 4. Optometry instrument body. Specific implementation manner

[0020] In order to enable those skilled in the art of the present technology to better understand the solution of this application, the technical solutions in the embodiments of this application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of this application. Obviously, the described embodiments are only a part of the embodiments of this application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of this application.

[0021] It should be noted that, without conflict, the embodiments in this application and the features in the embodiments can be combined with each other. The following will refer to the accompanying drawings and combine the embodiments to detail this application.

[0022] Embodiment 1

[0023] See Figures 1 - 4 , this embodiment provides an optometry instrument with a fixing mechanism, including a base 1, a fixing device 2 is arranged on the base 1, the fixing device 2 includes a support rod 21, the support rod 21 is fixedly connected to the top of the base 1, the top of the support rod 21 is fixedly connected to a box body 22, the top of the box body 22 is fixedly connected to a slide base 23, the outer wall of the slide base 23 is slidably connected to a slide block 24, the top of the slide block 24 is fixedly connected to a moving block 25, the left side of the moving block 25 is fixedly connected to a rubber block 26, and the slide block 24 drives the rubber block 26 to fix the patient's face, the top of the box body 22 is fixedly connected to a chin support plate 27, and the top of the box body 22 is fixedly connected to an optometry instrument body 4.

[0024] The front of the slide block 24 is hinged with a moving rod 28, a first chute 210 is opened on the front of the moving rod 28, and a first fixing rod 29 is fixedly connected to the front of the slide block 24, and the first chute 210 is slidably connected to the outer wall of the first fixing rod 29.

[0025] At the bottom of the inner wall of the box body 22, a hydraulic cylinder 211 is fixedly connected. At the top of the output end of the hydraulic cylinder 211, a connecting plate 212 is fixedly connected. The hydraulic cylinder 211 drives the output end to move downward, and the output end drives the connecting plate 212 to move. On the front of the connecting plate 212, a second fixed rod 213 is fixedly connected. On the front of the moving rod 28, a second sliding groove 214 is formed, and the second sliding groove 214 is slidably connected to the outer wall of the second fixed rod 213.

[0026] When the above device is specifically used, let the patient undergoing optometry place their face on the top of the chin support plate 27 and the middle of the rubber block 26, and start the hydraulic cylinder 211. The hydraulic cylinder 211 drives the output end to move downward, and the output end drives the connecting plate 212 to move downward. The second fixed rod 214 on the top of the connecting plate 212 drives the second sliding groove 213 on the front of the moving rod 28 to move to the right. The first sliding groove 210 formed on the front of the moving rod 28 drives the first fixed rod 29 on the front of the slider 24 to move to the left. The first fixed rod 29 drives the slider 24 and the rubber block 26 to move to the left. The slider 24 drives the rubber block 26 to fix the patient's face, improving the stability of the optometry instrument body 4 during optometry. Through the action of the hydraulic cylinder 211, the connecting plate 212, the first fixed rod 29, and the second fixed rod 213 can accurately adjust their positions, so as to ensure that the patient's face remains stable under the fixation of the rubber block 26 and is not prone to movement, thus solving the problem in the background technology that the patient's head cannot be fixed and the patient needs to align the center point of the optometry instrument by himself, reducing the work efficiency.

[0027] Embodiment 2

[0028] See Figures 1 - 4 , on the basis of Embodiment 1, an adjusting device 3 is provided on the base 1. The adjusting device 3 includes a lead screw 31. The lead screw 31 is rotatably connected to the inner wall of the base 1 through a bearing. A support block 32 is threadedly connected to the outer wall of the lead screw 31. At the top of the support block 32, a seat 34 is fixedly connected.

[0029] At the bottom of the inner wall of the base 1, a motor 33 is fixedly connected. The lead screw 31 extends through the base 1 to the right in an active manner, and the extended end is fixedly connected to the output end of the motor 33.

[0030] At the top of the seat 34, a headrest 35 is fixedly connected. The headrest 35 provides a supporting force for the patient's head, improving the comfort level.

[0031] When the above device is specifically used, start the motor 33. The output end of the motor 33 drives the support block 32 to move to the left. The support block 32 drives the patient on the top of the seat 34 to move to the left. The headrest 35 provides a supporting force for the patient's head, improving the comfort level, and realizing the precise adjustment of the patient's position, thereby improving the comfort level of the patient and the accuracy of the examination. This is particularly important for examinations that require the patient to maintain a specific posture for a long time.

[0032] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. An ophthalmometer with a fixing mechanism, comprising a base (1), characterized in that: The base (1) is provided with a fixing device (2), the fixing device (2) comprising a support rod (21), the support rod (21) being fixedly connected to the top of the base (1), the top of the support rod (21) being fixedly connected to a box (22), the top of the box (22) being fixedly connected to a slide seat (23), the outer wall of the slide seat (23) being slidably connected to a slider (24), the top of the slider (24) being fixedly connected to a moving block (25), the left side of the moving block (25) being fixedly connected to a rubber block (26), the top of the box (22) being fixedly connected to a chin rest plate (27), and the top of the box (22) being fixedly connected to an ophthalmometer body (4).

2. The ophthalmometer with a fixing mechanism according to claim 1, characterized in that: The front side of the slider (24) is hinged with a moving rod (28), the front side of the moving rod (28) is provided with a first sliding groove (210), the front side of the slider (24) is fixedly connected with a first fixing rod (29), and the first sliding groove (210) is slidably connected to the outer wall of the first fixing rod (29).

3. The ophthalmometer with a fixing mechanism according to claim 2, characterized in that: A hydraulic cylinder (211) is fixedly connected to the bottom of the inner wall of the box body (22), a connecting plate (212) is fixedly connected to the top of the output end of the hydraulic cylinder (211), a second fixed rod (213) is fixedly connected to the front of the connecting plate (212), a second sliding groove (214) is provided on the front of the moving rod (28), and the second sliding groove (214) is slidably connected to the outer wall of the second fixed rod (213).

4. The ophthalmometer with a fixing mechanism according to claim 3, characterized in that: An adjusting device (3) is provided on the base (1), and the adjusting device (3) comprises a screw rod (31), the screw rod (31) being rotatably connected to the inner wall of the base (1) via a bearing, the outer wall of the screw rod (31) being threadedly connected to a support block (32), and the top of the support block (32) being fixedly connected to a seat (34).

5. The ophthalmometer with a fixing mechanism according to claim 4, characterized in that: A motor (33) is fixedly connected to the bottom of the inner wall of the base (1); the screw rod (31) movably penetrates the base (1) and extends to the right, with the extended end fixedly connected to the output end of the motor (33).

6. The ophthalmometer with a fixing mechanism according to claim 5, characterized in that: A headrest (35) is fixedly connected to the top of the seat (34).

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