CN115252153B - Portable vision screening instrument based on AI artificial intelligence platform - Google Patents
Portable vision screening instrument based on AI artificial intelligence platform Download PDFInfo
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- CN115252153B CN115252153B CN202210719882.1A CN202210719882A CN115252153B CN 115252153 B CN115252153 B CN 115252153B CN 202210719882 A CN202210719882 A CN 202210719882A CN 115252153 B CN115252153 B CN 115252153B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B50/20—Holders specially adapted for surgical or diagnostic appliances or instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/103—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining refraction, e.g. refractometers or skiascopes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/14—Arrangements specially adapted for eye photography
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B50/30—Containers specially adapted for packaging, protecting, dispensing, collecting or disposing of surgical or diagnostic appliances or instruments
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B2050/001—Temperature-modifying means
- A61B2050/0014—Cooling means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B50/00—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers
- A61B2050/005—Containers, covers, furniture or holders specially adapted for surgical or diagnostic appliances or instruments, e.g. sterile covers with a lid or cover
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/04—Constructional details of apparatus
- A61B2560/0431—Portable apparatus, e.g. comprising a handle or case
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/18—Shielding or protection of sensors from environmental influences, e.g. protection from mechanical damage
- A61B2562/185—Optical shielding, e.g. baffles
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- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The invention discloses a portable vision screening instrument based on an AI artificial intelligence platform, which belongs to the technical field of vision screening instruments and comprises a vision screening instrument body, wherein an anti-shake assembly is arranged at the bottom of the vision screening instrument body, a U-shaped placing block is arranged at the bottom of the anti-shake assembly, and an anti-light interference assembly is arranged at the top of the U-shaped placing block. According to the invention, the shaking force on the check block is absorbed by adjusting the air bag, so that the influence of the shaking force on the inspection picture of the vision screening instrument body is prevented, the influence of the external use environment on the vision screening instrument body is reduced, the first gear and the second gear are driven to rotate by the first flat plate through manual pressing, the second gear drives the light shield to move, one end of the vision screening instrument body is shielded, the influence of external light on the use of the vision screening instrument body is prevented, the influence on the vision inspection of the vision screening instrument is prevented, and the application range of the vision screening instrument is improved.
Description
Technical Field
The invention belongs to the technical field of vision screening instruments, and particularly relates to a portable vision screening instrument based on an AI artificial intelligent platform.
Background
The eye diopter detection is a basic method for vision screening, the basic principle of the vision screening instrument is that infrared light sources are utilized to project to retina, light reflected by the retina presents different patterns in different refractive states, a camera records pupil patterns and obtains data vision such as a ball lens, a cylindrical lens, an axial position and the like through calculation, and the handheld vision screening instrument becomes a common detection instrument along with the development of computer image technology.
The existing portable vision screening instrument based on the AI artificial intelligent platform is easy to influence the accuracy in detection due to external factors when in use, a worker is required to drag and hold the instrument with hands to operate when in use, the arm can shake due to long-time work when in shooting, the detection and imaging pictures are affected, the vision result is inaccurate in measurement, the pupil image is easily interfered due to ambient light during detection, the vision detection result of the vision screening instrument is influenced, and certain improvement is required.
Disclosure of Invention
The invention aims at: in order to solve the problem that the existing portable vision screening instrument based on the AI artificial intelligent platform is easy to influence the accuracy in detection due to external factors when in use, workers are required to drag the hand to operate when in use, long-time work can be carried out to generate fatigue when the shooting is carried out manually, and then the arms are enabled to shake, the detection and imaging pictures are affected, and then the measurement of the vision result is inaccurate, and the problem that the interference is easily caused to pupil images due to ambient light during detection, and then the vision detection result of the vision screening instrument is affected is solved.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The portable vision screening instrument based on the AI artificial intelligent platform comprises a vision screening instrument body, wherein an anti-shake assembly is arranged at the bottom of the vision screening instrument body, a U-shaped placing block is arranged at the bottom of the anti-shake assembly, and an anti-light interference assembly is arranged at the top of the U-shaped placing block;
The anti-shake assembly comprises a first elastic air bag, two sides of the first elastic air bag are fixedly connected with a U-shaped placing block and a vision screening instrument body respectively, a first limiting frame is arranged on the outer side of the first elastic air bag and fixedly connected with the bottom of the vision screening instrument body, an adjusting air bag is fixedly connected to the top side of the inner portion of the first limiting frame, a stop block is fixedly connected to the bottom of the adjusting air bag and is slidably connected to the inner portion of the first limiting frame, a fixing block is fixedly connected to the bottom of the stop block, the bottom of the fixing block is fixedly connected with the U-shaped placing block after passing through a first through hole formed in the first limiting frame, and the first limiting frame, the adjusting air bag, the stop block and the fixing block are all rectangular.
As a further description of the above technical solution:
The anti-light interference assembly comprises a first flat plate, the first flat plate is arranged above the vision screening instrument body, a first sliding rod and a rack installation sliding rod are symmetrically arranged on two sides of the first flat plate respectively, the bottoms of the first sliding rod and the rack installation sliding rod are both in sliding connection with a first inner cavity formed by a U-shaped placing block, and one side of the first inner cavity is communicated with a second through hole.
As a further description of the above technical solution:
The bottom fixedly connected with first rack of rack installation slide bar, one side meshing of first rack is connected with first gear, first gear sets up the inside at first inner chamber, the inside fixed joint of first gear has the pivot, be provided with the mounting box after the other end of pivot passes the second through-hole.
As a further description of the above technical solution:
The utility model discloses a vision screening instrument, including installation case, bearing, pivot, fixed joint has the second gear in the pivot, the installation case is provided with two, and two installation case symmetries set up in the both sides of vision screening instrument body, the pivot passes through the bearing rotation and connects in the inside of installation case, the second gear sets up in the inside of installation case, one side meshing of second gear is connected with the second rack.
As a further description of the above technical solution:
the bottom both sides of second rack all fixedly connected with slider, the bottom sliding connection of slider has the slide rail, and one side fixed connection that the slide rail deviates from the slider is on the inside wall of installing box.
As a further description of the above technical solution:
One side of second rack passes the third through-hole back fixedly connected with connecting block that the mounting box was seted up, screw fixedly connected with lens hood fixing base is passed through to one side of connecting block, one side that the lens hood fixing base deviates from the connecting block is provided with the lens hood.
As a further description of the above technical solution:
The light shield and the light shield fixing seat are integrated, and the light shield is arranged on the outer side wall of one side of the vision screening instrument body.
As a further description of the above technical solution:
The U-shaped placing block is characterized in that second inner cavities are formed in two sides of the inner portion of the U-shaped placing block, the second inner cavities are communicated with the first inner cavities, second elastic air bags are fixedly connected to the bottom sides of the inner portions of the second inner cavities, sliding blocks are fixedly connected to the tops of the second elastic air bags, and the sliding blocks are slidably connected to the inner portions of the second inner cavities.
As a further description of the above technical solution:
One side of the second elastic air bag is communicated with an air inlet pipe, the other side of the second elastic air bag is communicated with an air outlet pipe, one side of the air outlet pipe deviating from the second elastic air bag penetrates through a fourth through hole formed in the U-shaped placing block and then is communicated with the vision screening instrument body, one side of the vision screening instrument body is provided with an air outlet, a dust screen is embedded in the air outlet, and check valves are arranged on the air inlet pipe and the air outlet pipe.
As a further description of the above technical solution:
the inside top side of sliding block is seted up flutedly, and the draw-in groove has all been seted up to the both sides of recess inner wall, the inside one side fixedly connected with annular elastic component of draw-in groove, annular elastic component sets up in the one side of draw-in groove relative recess.
As a further description of the above technical solution:
The inside of draw-in groove is provided with spherical fixture block, one side fixedly connected with connecting rod of spherical fixture block, the connecting rod is provided with a plurality of, a plurality of connecting rods other end pass behind the annular elastic component with first sliding rod and first rack fixed connection respectively.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. According to the invention, proper nitrogen is filled into the adjusting air bag and the first elastic air bag, so that the adjusting air bag and the first elastic air bag have certain supporting force on the vision screening instrument body, the vision screening instrument body is used for checking the vision, when a worker works for a long time to shake hands due to fatigue, the shaking force is firstly transferred to the U-shaped placing block, the first elastic air bag, the fixing block and the stop block, and the shaking force on the stop block is absorbed through the first elastic air bag and the adjusting air bag, so that the shaking force is prevented from being directly transferred to the vision screening instrument body, the influence of detection and imaging pictures of the vision screening instrument body is prevented, the inaccurate vision measurement is caused, the working time and the working strength of the worker are further increased, and the influence on the use of the vision screening instrument is caused.
2. According to the vision screening instrument, the first flat plate is manually pressed, the first gear is driven to rotate by the first rack through the linkage effect of the first flat plate, the first sliding rod and the rack mounting sliding rod and the first rack, the second rack is driven to move by the second gear, the connecting block, the light shield fixing seat and the light shield are driven to move through the linkage effect among the second rack, the connecting block, the light shield fixing seat and the light shield, one end of the vision screening instrument body is shielded, external light is prevented from affecting the use of the vision screening instrument body, further the vision inspection of the vision screening instrument is prevented from being affected, the influence of the external use environment on the vision screening instrument body is reduced, and meanwhile the application range of the vision screening instrument is improved.
3. According to the invention, the periphery of the vision screening instrument body is protected through the first flat plate and the U-shaped placing block, the influence of external acting force on the internal elements of the vision screening instrument body is prevented, then the sliding block is driven to move downwards while the rack moves downwards by utilizing the linkage effect between the first rack and the sliding block, at the moment, the sliding block conveys air in the second elastic air bag to the inside of the vision screening instrument body through the air outlet pipe, the air flow speed in the vision screening instrument body is increased, the auxiliary heat dissipation is carried out on the inside of the vision screening instrument body, and the influence on the service life of the vision screening instrument body due to the fact that higher heat is accumulated in the inside of the vision screening instrument body after long-time use is prevented.
Drawings
FIG. 1 is a schematic diagram of the overall three-dimensional structure of a portable vision screening instrument based on an AI artificial intelligence platform;
Fig. 2 is a schematic diagram of a front view structure of a U-shaped placement block of a portable vision screening instrument based on an AI artificial intelligence platform;
FIG. 3 is a schematic diagram of the structure of the position A in the portable vision screening instrument based on the AI artificial intelligence platform;
Fig. 4 is a schematic structural diagram of a position B in a portable vision screening instrument based on an AI artificial intelligence platform according to the present invention;
FIG. 5 is a schematic diagram of a resolution structure of an anti-shake assembly in a portable vision screening instrument based on an AI artificial intelligence platform;
FIG. 6 is a schematic diagram of the structure of position C in a portable vision screening instrument based on an AI artificial intelligence platform;
Fig. 7 is a schematic structural diagram of a position D in a portable vision screening instrument based on an AI artificial intelligence platform.
Legend description:
1. A vision screening instrument body; 2. an anti-shake assembly; 201. a first elastic balloon; 202. a first limit frame; 203. adjusting the air bag; 204. a stop block; 205. a fixed block; 3. a U-shaped placing block; 4. an anti-light interference component; 401. a first plate; 402. a first slide bar; 403. the rack is provided with a sliding rod; 404. a first gear; 405. a rotating shaft; 406. a mounting box; 407. a second gear; 408. a first rack; 409. a connecting block; 410. a second rack; 411. the shade fixing seat; 412. a light shield; 413. a connecting rod; 414. a spherical clamping block; 5. a second lumen; 6. a second through hole; 7. a sliding block; 8. a second elastic balloon; 9. an air inlet pipe; 10. an air outlet pipe; 11. a clamping groove; 12. an annular elastic member.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a portable eyesight screening instrument based on AI artificial intelligence platform, includes eyesight screening instrument body 1, and eyesight screening instrument body 1's bottom is provided with anti-shake subassembly 2, and anti-shake subassembly 2's bottom is provided with U type and places piece 3, and the top of piece 3 is placed to the U type is provided with anti-light interference subassembly 4;
The anti-shake assembly 2 comprises a first elastic air bag 201, two sides of the first elastic air bag 201 are fixedly connected with a U-shaped placing block 3 and a vision screening instrument body 1 respectively, a first limiting frame 202 is arranged on the outer side of the first elastic air bag 201, the first limiting frame 202 is fixedly connected to the bottom of the vision screening instrument body 1, an adjusting air bag 203 is fixedly connected to the top side of the inner portion of the first limiting frame 202, a stop block 204 is fixedly connected to the bottom of the adjusting air bag 203, the stop block 204 is slidably connected to the inner portion of the first limiting frame 202, a fixing block 205 is fixedly connected to the bottom of the stop block 204, the bottom of the fixing block 205 penetrates through a first through hole formed in the first limiting frame 202 and then is fixedly connected with the U-shaped placing block 3, and the first limiting frame 202, the adjusting air bag 203, the stop block 204 and the fixing block 205 are all rectangular.
The implementation mode specifically comprises the following steps: firstly, the vision screening instrument body 1 is placed on the anti-shake assembly 2 and the U-shaped placing block 3, then proper nitrogen is filled into the adjusting air bag 203 and the first elastic air bag 201, the adjusting air bag 203 and the first elastic air bag 201 have certain supporting force on the vision screening instrument body 1, vision screening is conducted on a screened person through the vision screening instrument body 1, at the moment, when a worker works for a long time to shake hands, the shaking force is firstly transferred to the U-shaped placing block 3, at the moment, the U-shaped placing block 3 transfers the shaking force to the first elastic air bag 201 and the fixing block 205, the blocking block 204 is used for extruding the adjusting air bag 203 through the linkage effect between the fixing block 205 and the blocking block 204, the shaking force on the blocking block 204 is absorbed through the adjusting air bag 203 and the first elastic air bag 201, accordingly, the shaking force is prevented from being directly transferred to the vision screening instrument body 1, the detected picture of the vision screening instrument body 1 is affected, the measurement result is inaccurate, and the influence of the external use environment on the vision screening instrument body 1 is reduced.
The anti-light interference component 4 comprises a first flat plate 401, the first flat plate 401 is arranged above the vision screening instrument body 1, two sides of the first flat plate 401 are symmetrically provided with a first sliding rod 402 and a rack installation sliding rod 403 respectively, the bottoms of the first sliding rod 402 and the rack installation sliding rod 403 are connected in a first inner cavity formed by a U-shaped placing block 3 in a sliding mode, one side of the first inner cavity is communicated with a second through hole 6, the bottom of the rack installation sliding rod 403 is fixedly connected with a first rack 408, one side of the first rack 408 is meshed with a first gear 404, the first gear 404 is arranged in the first inner cavity, a rotating shaft 405 is fixedly clamped in the first gear 404, the other end of the rotating shaft 405 passes through a second through hole 6 and is provided with a mounting box 406, the mounting box 406 is provided with two mounting boxes 406, the two mounting boxes 406 are symmetrically arranged on two sides of the vision screening instrument body 1, the rotating shaft 405 is rotatably connected in the first inner cavity formed by a bearing, a second gear 407 is fixedly clamped in the rotating shaft 405, one side of the second gear 407 is fixedly connected with a first rack 411, one side of the second gear 407 is meshed with a second rack 412 is connected with a sliding block 412, one side of the second rack is far away from the first side of the sliding block 410, the second rack is connected with a sliding block 410 is arranged on the side of the sliding block 410, and the sliding block is connected with a sliding block 410, the sliding block is arranged on the side of the sliding block is far away from the side of the sliding block 410, and the sliding block is fixedly arranged on the sliding block 410, and the sliding block is connected with the sliding block 410.
The implementation mode specifically comprises the following steps: through manual pressing first flat board 401, utilize first flat board 401, first slide bar 402, rack installation slide bar 403 and the linkage effect of first rack 408, make first rack 408 reciprocate, first rack 408 meshes with first gear 404 this moment, on will power transfer to first gear 404, make first gear 404 drive pivot 405 and second gear 407 rotate, second gear 407 meshes with second rack 410, on will power transfer to second rack 410, utilize the linkage effect between second rack 410, connecting block 409, lens hood fixing base 411 and the lens hood 412, make second rack 410 drive connecting block 409, lens hood fixing base 411 and lens hood 412 remove, shelter from the one end of vision screening instrument body 1, prevent that outside light from causing the influence to the use of vision screening instrument body 1, and then prevent to cause the influence to the vision screening instrument's examination, the application scope of vision screening instrument has been improved.
The inside both sides of piece 3 are placed to U type all have seted up second inner chamber 5, second inner chamber 5 is linked together with first inner chamber, the inside bottom side fixedly connected with second elasticity gasbag 8 of second inner chamber 5, the top fixedly connected with sliding block 7 of second elasticity gasbag 8, sliding block 7 sliding connection is in the inside of second inner chamber 5, the inside top side of sliding block 7 is seted up flutedly, draw-in groove 11 has all been seted up to the both sides of recess inner wall, the inside one side fixedly connected with annular elastic piece 12 of draw-in groove 11, annular elastic piece 12 sets up the one side at the relative recess of draw-in groove 11, the one side intercommunication of second elasticity gasbag 8 has air-inlet tube 9, the opposite side intercommunication of second elasticity gasbag 8 has out tuber pipe 10, the one side that goes out tuber pipe 10 deviates from second elasticity gasbag 8 is crossed the fourth through-hole that the U type was placed the piece 3 and is seted up afterwards is linked together with vision screening appearance body 1, the air outlet has been seted up to one side of vision screening appearance body 1, the inside of air outlet is inlayed with the dust screen, all be provided with the check valve on air-in 9 and the play tuber pipe 10, the inside of draw-in groove 11 is provided with spherical fixture block 414, spherical fixture block 414 is provided with one side 413, spherical fixture block 413 is provided with a plurality of connecting rods 413, the connecting rod 413 are connected with a plurality of elastic pieces 413 respectively with the other end, after the connecting rod is passed through a plurality of connecting rods 413.
The implementation mode specifically comprises the following steps: when the vision screening instrument is used, the periphery of the vision screening instrument body 1 is protected through the first flat plate 401 and the U-shaped placing block 3, the influence on the internal elements of the vision screening instrument body 1 caused by external acting force is prevented, the linkage effect between the first rack 408 and the sliding block 7 is utilized, the sliding block 7 is driven to move downwards when the first rack 408 moves downwards, the sliding block 7 extrudes the second elastic air bag 8, air inside the second elastic air bag 8 is conveyed to the inside of the vision screening instrument body 1 through the air outlet pipe 10, the air flow speed inside the vision screening instrument body 1 is increased, the auxiliary heat dissipation is carried out on the inside of the vision screening instrument body 1, the influence on the service life of the vision screening instrument body 1 caused by the fact that higher heat is accumulated inside the vision screening instrument body 1 after long-time use is prevented.
Working principle: when the vision screening device is used, firstly, the vision screening device body 1 is placed on the anti-shake assembly 2 and the U-shaped placing block 3, then, proper nitrogen is filled into the adjusting air bag 203 and the first elastic air bag 201, so that the adjusting air bag 203 and the first elastic air bag 201 have certain supporting force on the vision screening device body 1, vision screening is carried out on a screening person through the vision screening device body 1, when a worker works for a long time and shakes hands, the shaking force is firstly transferred to the U-shaped placing block 3, at the moment, the U-shaped placing block 3 transfers the shaking force to the first elastic air bag 201 and the fixed block 205, the block 204 extrudes the adjusting air bag 203 by utilizing the linkage effect between the fixed block 205 and the block 204, and the shaking force on the block 204 is absorbed by the adjusting air bag 203 and the first elastic air bag 201, so that the influence of the shaking force on the detection picture of the vision screening device body 1 is prevented;
By manually pressing the first flat plate 401, the first sliding rod 402, the rack mounting sliding rod 403 and the first rack 408 are utilized to enable the first rack 408 to move up and down, at the moment, the first rack 408 is meshed with the first gear 404, power is transmitted to the first gear 404, the first gear 404 drives the rotating shaft 405 and the second gear 407 to rotate, the second gear 407 is meshed with the second rack 410, power is transmitted to the second rack 410, and the second rack 410 drives the connecting block 409, the light shield fixing seat 411 and the light shield 412 to move by utilizing the linkage effect among the second rack 410, the connecting block 409, the light shield fixing seat 411 and the light shield 412, so that one end of the vision screening instrument body 1 is shielded, and the influence of external light on the use of the vision screening instrument body 1 is prevented;
When the vision screening instrument is used, the periphery of the vision screening instrument body 1 is protected through the first flat plate 401 and the U-shaped placing block 3, the influence on the internal elements of the vision screening instrument body 1 caused by external acting force is prevented, the linkage effect between the first rack 408 and the sliding block 7 is utilized, the sliding block 7 is driven to move downwards when the first rack 408 moves downwards, the sliding block 7 extrudes the second elastic air bag 8, air inside the second elastic air bag 8 is conveyed to the inside of the vision screening instrument body 1 through the air outlet pipe 10, the air flow speed inside the vision screening instrument body 1 is increased, and auxiliary heat dissipation is carried out inside the vision screening instrument body 1.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The utility model provides a portable vision screening instrument based on AI artificial intelligence platform, includes vision screening instrument body (1), its characterized in that, the bottom of vision screening instrument body (1) is provided with anti-shake subassembly (2), the bottom of anti-shake subassembly (2) is provided with U type and places piece (3), the top of piece (3) is placed to the U type is provided with anti-light interference subassembly (4);
The anti-shake assembly (2) comprises a first elastic air bag (201), wherein two sides of the first elastic air bag (201) are fixedly connected with a U-shaped placing block (3) and a vision screening instrument body (1) respectively, a first limiting frame (202) is arranged on the outer side of the first elastic air bag (201), the first limiting frame (202) is fixedly connected to the bottom of the vision screening instrument body (1), an adjusting air bag (203) is fixedly connected to the top side of the inner part of the first limiting frame (202), a stop block (204) is fixedly connected to the bottom of the adjusting air bag (203), the stop block (204) is slidably connected to the inner part of the first limiting frame (202), a fixing block (205) is fixedly connected to the bottom of the stop block (204), the bottom of the fixing block (205) penetrates through a first through hole formed in the first limiting frame (202) and is fixedly connected with the U-shaped placing block (3), and the first limiting frame (202), the adjusting air bag (203), the stop block (204) and the fixing block (205) are rectangular;
The anti-light interference assembly (4) comprises a first flat plate (401), the first flat plate (401) is arranged above the vision screening instrument body (1), a first sliding rod (402) and a rack installation sliding rod (403) are symmetrically arranged on two sides of the first flat plate (401) respectively, the bottoms of the first sliding rod (402) and the rack installation sliding rod (403) are both in sliding connection in a first inner cavity formed in the U-shaped placing block (3), and a second through hole (6) is formed in one side of the first inner cavity in a communicating mode;
the bottom of the rack installation sliding rod (403) is fixedly connected with a first rack (408), one side of the first rack (408) is connected with a first gear (404) in a meshed mode, the first gear (404) is arranged in the first inner cavity, a rotating shaft (405) is fixedly clamped in the first gear (404), and an installation box (406) is arranged at the other end of the rotating shaft (405) after penetrating through the second through hole (6);
The two mounting boxes (406) are symmetrically arranged on two sides of the vision screening instrument body (1), the rotating shaft (405) is rotationally connected to the inside of the mounting boxes (406) through bearings, a second gear (407) is fixedly clamped on the rotating shaft (405), the second gear (407) is arranged in the mounting boxes (406), one side of the second gear (407) is in meshed connection with a second rack (410), sliding blocks are fixedly connected to two sides of the bottom of the second rack (410), sliding rails are slidably connected to the bottoms of the sliding blocks, and one side, deviating from the sliding blocks, of the sliding rails is fixedly connected to the inner side wall of the mounting boxes (406);
One side of the second rack (410) passes through a third through hole formed in the mounting box (406) and is fixedly connected with a connecting block (409), one side of the connecting block (409) is fixedly connected with a light shield fixing seat (411) through a screw, and one side of the light shield fixing seat (411) away from the connecting block (409) is provided with a light shield (412);
The U-shaped placing block (3) is characterized in that second inner cavities (5) are formed in two sides of the inner part of the U-shaped placing block, the second inner cavities (5) are communicated with the first inner cavities, second elastic air bags (8) are fixedly connected to the bottom side of the inner part of the second inner cavities (5), sliding blocks (7) are fixedly connected to the tops of the second elastic air bags (8), and the sliding blocks (7) are slidably connected to the inner parts of the second inner cavities (5);
Utilize linkage effect between first rack (408) and slider (7), can drive slider (7) and move downwards when first rack (408) moves downwards, slider (7) extrudees second elasticity gasbag (8) this moment, carries the inside air of second elasticity gasbag (8) to the inside of eyesight screening appearance body (1) through tuber pipe (10).
2. The portable vision screening instrument based on the AI artificial intelligence platform as claimed in claim 1, wherein the light shield (412) and the light shield fixing seat (411) are integrally arranged, and the light shield (412) is arranged on the outer side wall of one side of the vision screening instrument body (1).
3. The portable vision screening instrument based on the AI artificial intelligence platform according to claim 1, wherein one side of the second elastic air bag (8) is communicated with an air inlet pipe (9), the other side of the second elastic air bag (8) is communicated with an air outlet pipe (10), and one side of the air outlet pipe (10) deviating from the second elastic air bag (8) passes through a fourth through hole formed in the U-shaped placing block (3) and then is communicated with the vision screening instrument body (1).
4. The portable vision screening instrument based on the AI artificial intelligence platform according to claim 3, wherein the inner top side of the sliding block (7) is provided with a groove, two sides of the inner wall of the groove are provided with clamping grooves (11), one side of the inner part of the clamping grooves (11) is fixedly connected with an annular elastic piece (12), and the annular elastic piece (12) is arranged on one side of the clamping grooves (11) opposite to the groove.
5. The portable vision screening instrument based on the AI artificial intelligence platform according to claim 4, wherein a spherical clamping block (414) is arranged in the clamping groove (11), one side of the spherical clamping block (414) is fixedly connected with a connecting rod (413), the connecting rod (413) is provided with a plurality of connecting rods, and the other ends of the plurality of connecting rods (413) penetrate through the annular elastic piece (12) and are fixedly connected with the first sliding rod (402) and the first rack (408) respectively.
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