Refraction state detection device

Abstract

The utility model relates to the technical field of refraction state detection devices, and discloses a refraction state detection device which comprises a detector body, sliding rails are fixedly connected to the two sides of the detector body, shading assemblies are slidably connected to the interiors of the sliding rails, a base is fixedly connected to the bottom of the detector body, and the base is fixedly connected to the bottom of the detector body. A supporting frame is fixedly connected to one side of the base, a limiting frame is fixedly connected to the top of the supporting frame, a supporting assembly is connected into the limiting frame in a sleeved mode, and a plurality of shock absorption and noise reduction assemblies are fixedly connected to the bottom of the base. According to the refraction state detection device, through the arrangement of the shading assembly, when external light is relatively strong, a steel frame is pulled, a sliding strip at the bottom of the steel frame is driven, so that the sliding strip slides in a sliding rail, and then a folding shading cloth is unfolded, so that the effect of shading strong light is achieved, and when a patient is detected, interference of an external light source is reduced; the accuracy of the detection device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of refractive state detection devices, in particular to a refractive state detection device. Background Art

[0002] Ophthalmic refractive surgery, such as laser corneal correction surgery, femtosecond laser corneal correction surgery, etc., is a surgical procedure used to correct refractive problems such as myopia, hyperopia, and astigmatism. These operations usually require certain postoperative care to ensure that the patient's eyes heal well and reduce the risk of complications. Later, patients need to undergo regular follow-up examinations as recommended by the doctor to ensure the healing of the eyes. The refractive state detection device is a device used to measure and evaluate the refractive state of the eye. Refractive states usually include myopia, hyperopia, astigmatism, and presbyopia. The refractive state detection device is usually used by professional ophthalmologists or opticians to ensure accuracy and reliability. Therefore, a refractive state detection device is needed to block strong light and offset the effects of vibration during operation.

[0003] An eye refractive state detection device disclosed in the publication number CN220192990U includes a detection platform, a movable groove is provided at the front end of the detection platform, a movable plate is provided inside the movable groove, a support block is fixedly provided at the front end of the movable plate, a lifting mechanism is provided on the top of the support block, a mounting groove is provided on the rear wall inside the movable groove, a first electric push rod is installed inside the mounting groove, and a height adjustment mechanism is provided at the bottom of the support block. The utility model drives the movable plate, the support block and the lifting mechanism to move by the first electric push rod, and the front and rear positions of the lifting mechanism can be adjusted, so that the patient's head is prevented from leaning forward and being in a hunchback state during detection, so that the comfort level during detection is higher, the use effect is better, and the height of the lifting mechanism can be adjusted, so that it can be suitable for patients of different heights and body shapes, and it is more practical.

[0004] However, the eye refractive state detection device has the following disadvantages: when the external light is strong, it is not convenient to block the strong light, reduce the interference of external light sources, and improve the accuracy of the detection device; when performing refractive detection, it is not convenient to offset vibration, reduce the shaking and noise generated by vibration on the desktop, and improve the stability of the detection device. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The technical problem solved by the utility model is to provide a refractive state detection device which is highly practical, can be easily operated and has a relatively simple structure, thereby solving the problem in the above background technology that it is inconvenient to block strong light and offset vibration during operation.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: a refractive state detection device, including a detector body, both sides of the detector body are fixedly connected with slide rails, the interior of the slide rails is slidably connected with a shading component, the bottom of the detector body is fixedly connected with a base, one side of the base is fixedly connected with a support frame, the top of the support frame is fixedly connected with a limit frame, the interior of the limit frame is sleeved with a support component, the bottom of the base is fixedly connected with a plurality of shock-absorbing and noise-reducing components, the surface of the shock-absorbing and noise-reducing components is sleeved with a chassis, the surface of the chassis is fixedly connected with a fixing frame on both sides, and the bottom of the fixing frame is threadedly connected with a fixing component.

[0009] As a further solution of the utility model, the shading assembly includes a slide bar slidably connected to the inside of the slide rail, the surfaces of the slide bar and the slide rail are fixedly connected to a steel frame, one side of the steel frame is fixedly connected to a folding shading cloth, and the folding shading cloth is convenient for blocking strong light.

[0010] As a further solution of the utility model, the shock-absorbing and noise-reducing assembly includes a hydraulic rod fixedly connected to the bottom of the base, and a shock-absorbing spring is sleeved on the surface of the hydraulic rod to facilitate buffering and shock reduction.

[0011] As a further solution of the utility model, a rubber sleeve is sleeved on the surface of the hydraulic rod, and a circular groove matched with the rubber sleeve is opened on the surface of the chassis, so that the rubber sleeve is convenient for shock absorption and sound absorption.

[0012] As a further solution of the utility model, a connecting rod is fixedly connected to the top of the limit frame, and an anti-collision strip is fixedly connected to one side of the connecting rod, and the anti-collision strip is convenient for protection.

[0013] As a further solution of the utility model, a threaded hole matched with the threaded rod is opened at the bottom of the fixing frame, and a knob is fixedly connected to the bottom of the threaded rod, and the knob is easy to rotate and fix.

[0014] (III) Beneficial effects

[0015] The utility model provides a refractive state detection device, which has the following beneficial effects:

[0016] 1. The refractive state detection device, through the setting of the shading component, pulls the steel frame when the external light is strong, drives the sliding bar at the bottom of the steel frame, makes the sliding bar slide inside the slide rail, and then unfolds the folded shading cloth, so as to achieve the effect of blocking strong light, so that when the patient is tested, the interference of external light sources is reduced, and the accuracy of the detection device is improved.

[0017] 2. The refractive state detection device, through the setting of the shock-absorbing and noise-reducing components and the rubber sleeve, when performing refractive detection, the detector body moves on the base and generates vibration. The pressure generated by the vibration is transmitted to the hydraulic rod, and then the hydraulic rod is forced to shrink and buffer, and the shock-absorbing spring is forced to deform and generate rebound force. At the same time, the rubber sleeve can also reduce shock and sound, thereby achieving the effect of offsetting vibration, reducing the shaking and noise caused by vibration on the desktop, and improving the stability and comfort of the detection device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the shading component of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the vibration reduction and noise reduction component of the utility model.

[0022] In the figure: 1. detector body; 2. slide rail; 3. shading assembly; 301. slide bar; 302. steel frame; 303. folding shading cloth; 4. base; 5. support frame; 6. limit frame; 7. support assembly; 701. support column; 702. support table; 8. shock-absorbing and noise-reducing assembly; 801. hydraulic rod; 802. shock-absorbing spring; 9. chassis; 10. fixing frame; 11. fixing assembly; 1101. threaded rod; 1102. pressure block; 12. rubber sleeve; 13. connecting rod; 14. anti-collision strip; 15. knob. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 4The utility model provides a technical solution: a refractive state detection device, including a detector body 1, both sides of the detector body 1 are fixedly connected with slide rails 2, and the slide rails 2 are internally slidably connected with a shading component 3, and the shading component 3 is set to block strong light, so that when the patient is testing, the interference of external light sources is reduced, and the accuracy of the detection device is improved. The bottom of the detector body 1 is fixedly connected with a base 4, one side of the base 4 is fixedly connected with a support frame 5, the top of the support frame 5 is fixedly connected with a limited position frame 6, and the internal sleeve of the limited position frame 6 is sleeved with a support component 7, and the bottom of the base 4 is fixedly connected with a plurality of shock-absorbing and noise-reducing components 8. Through the setting of the shock-absorbing and noise-reducing components 8 and the rubber sleeve 12, the effect of offsetting vibration is achieved, the shaking and noise generated by the vibration on the desktop are reduced, and the stability and comfort of the detection device are improved. The surface of the shock-absorbing and noise-reducing component 8 is sleeved with a chassis 9, and both sides of the surface of the chassis 9 are fixedly connected with a fixing frame 10, and the bottom of the fixing frame 10 is threadedly connected with a fixing component 11;

[0025] See also Figure 3 The shading component 3 includes a slide bar 301 slidably connected to the inside of the slide rail 2, the surfaces of the slide bar 301 and the slide rail 2 are fixedly connected to a steel frame 302, and one side of the steel frame 302 is fixedly connected to a folded shading cloth 303. The folded shading cloth 303 is provided to block strong light;

[0026] See also Figure 4 The shock-absorbing and noise-reducing assembly 8 includes a hydraulic rod 801 fixedly connected to the bottom of the base 4, and a shock-absorbing spring 802 is sleeved on the surface of the hydraulic rod 801. The setting of the shock-absorbing spring 802 plays a role in buffering and shock reduction;

[0027] See also Figure 4 The surface of the hydraulic rod 801 is sleeved with a rubber sleeve 12, and the surface of the chassis 9 is provided with a circular groove adapted to the rubber sleeve 12. The setting of the rubber sleeve 12 plays a role in shock absorption and sound absorption;

[0028] See also Figure 2 The top of the limit frame 6 is fixedly connected with a connecting rod 13, and one side of the connecting rod 13 is fixedly connected with an anti-collision strip 14. The anti-collision strip 14 is provided to provide protection;

[0029] See also Figure 4 A threaded hole matching the threaded rod 1101 is provided at the bottom of the fixing frame 10, and a knob 15 is fixedly connected to the bottom of the threaded rod 1101. The setting of the knob 15 plays a role of rotation and fixing.

[0030] Embodiment 1:

[0031] See also Figure 2The support assembly 7 includes a support column 701 sleeved inside the limiting frame 6, and the top of the support column 701 is fixedly connected with a support platform 702. The setting of the support platform 702 plays a role in supporting the patient's head;

[0032] Embodiment 2:

[0033] See also Figure 4 The fixing assembly 11 includes a threaded rod 1101 threadedly connected to the bottom of the fixing frame 10, and a pressure block 1102 is fixedly connected to the top of the threaded rod 1101. The setting of the pressure block 1102 facilitates fixing.

[0034] In the utility model, the working steps of the device are as follows:

[0035] Step 1: When the external light is strong, pull the steel frame 302 to drive the slide bar 301 at the bottom of the steel frame 302, so that the slide bar 301 slides inside the slide rail 2, thereby unfolding the folded shade cloth 303;

[0036] Step 2: When performing refractive testing, the detector body 1 moves on the base 4 to generate vibration, and the pressure generated by the vibration is transmitted to the hydraulic rod 801;

[0037] The third step: the hydraulic rod 801 is then forced to shrink and buffer, and the shock-absorbing spring 802 is forced to deform and generate rebound force, while the rubber sleeve 12 can also reduce shock and sound.

[0038] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0039] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A refractive state detection device, comprising a detector body (1), characterized in that: Both sides of the detector body (1) are fixedly connected with slide rails (2), and the interior of the slide rails (2) is slidably connected with a shading component (3). The bottom of the detector body (1) is fixedly connected with a base (4), and one side of the base (4) is fixedly connected with a support frame (5). The top of the support frame (5) is fixedly connected with a limit frame (6), and the interior of the limit frame (6) is sleeved with a support component (7). The bottom of the base (4) is fixedly connected with a plurality of shock-absorbing and noise-reducing components (8), and the surface of the shock-absorbing and noise-reducing components (8) is sleeved with a chassis (9). Both sides of the surface of the chassis (9) are fixedly connected with a fixed frame (10), and the bottom of the fixed frame (10) is threadedly connected with a fixed component (11).

2. A refractive state detection device according to claim 1, characterized in that: The shading assembly (3) comprises a slide bar (301) slidably connected to the inside of the slide rail (2); the surfaces of the slide bar (301) and the slide rail (2) are both fixedly connected to a steel frame (302); and one side of the steel frame (302) is fixedly connected to a folded shading cloth (303).

3. A refractive state detection device according to claim 1, characterized in that: The shock-absorbing and noise-reducing assembly (8) comprises a hydraulic rod (801) fixedly connected to the bottom of the base (4), and a shock-absorbing spring (802) is sleeved on the surface of the hydraulic rod (801).

4. A refractive state detection device according to claim 3, characterized in that: The surface of the hydraulic rod (801) is sleeved with a rubber sleeve (12), and the surface of the chassis (9) is provided with a circular groove matched with the rubber sleeve (12).

5. A refractive state detection device according to claim 1, characterized in that: A connecting rod (13) is fixedly connected to the top of the limiting frame (6), and an anti-collision strip (14) is fixedly connected to one side of the connecting rod (13).

6. A refractive state detection device according to claim 1, characterized in that: The bottom of the fixing frame (10) is provided with a threaded hole matched with the threaded rod (1101), and the bottom of the threaded rod (1101) is fixedly connected with a knob (15).

Images