CN112515931B

CN112515931B - Vision rehabilitation correction training mechanism

Info

Publication number: CN112515931B
Application number: CN202011379442.3A
Authority: CN
Inventors: 邱芳
Original assignee: Guangdong Yinghua Investment Holding Co ltd
Current assignee: Guangdong Yinghua Investment Holding Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2022-08-23
Anticipated expiration: 2040-12-01
Also published as: CN112515931A

Abstract

A vision rehabilitation correction training mechanism comprises a first motor, a rotating shaft, a rotating disc, a rotating table, an elastic assembly, a first push disc, a first roller, a sliding rod, a connecting plate, a second elastic piece, a fixing plate, a mixed grid, a double-sided pattern card, a clamping sleeve, a mounting disc, a main mounting cover, a base and a control panel; the first motor is arranged in the main mounting cover and is in driving connection with the rotating shaft, and the rotating shaft is rotatably arranged on the main mounting cover; the mounting disc is connected with main installation cover damping, and the coaxial setting of mounting disc is on the rolling disc, and the rolling disc rotates and sets up in the axis of rotation, is provided with the mounting groove along the axial on the rolling disc, is provided with the draw-in groove on the rolling disc, draw-in groove and mounting groove intercommunication. The invention enables the trainee to observe the pattern through the mixed grid mesh, improves the exercise difficulty, can automatically switch the double-sided pattern card, enables the trainee to independently observe and judge the pattern when the mixed grid mesh is removed, and has good training effect.

Description

Vision rehabilitation correction training mechanism

Technical Field

The invention relates to the technical field of vision correction, in particular to a vision rehabilitation correction training mechanism.

Background

Amblyopia is the condition that the best correction vision of single eye or double eyes caused by abnormal visual experiences such as single-eye strabismus, anisometropia, high ametropia, form deprivation and the like in the visual development period is lower than that of children with normal age correspondingly, and no organic lesion exists in eye examination. Lower limit of normal vision of children of different ages: the lower limit of the normal vision of children aged 3-5 years is 0.5, and the lower limit of the normal vision of children aged 6 years and above is 0.7. Amblyopia is an eye disease which seriously harms the visual function of children, and if the eye disease is not treated in time, the amblyopia can be aggravated and even be blind.

Under the prior art, when carrying out amblyopia rehabilitation correction training to children, can make children's visual cortex cell reach the best visual filtering through the stimulation of rehabilitation training pattern, but the rehabilitation training pattern color is simple, is seen from by children easily, does not reach the exercise effect, has certain limitation.

Disclosure of Invention

Objects of the invention

In order to solve the technical problems in the background art, the invention provides a vision rehabilitation correction training mechanism, which enables a trainer to observe patterns through a mixed grid mesh, improves the exercise difficulty, can automatically switch double-sided pattern cards, enables the trainer to autonomously observe and judge the patterns when the mixed grid mesh is moved away, and has a good training effect.

(II) technical scheme

The invention provides a vision rehabilitation correction training mechanism which comprises a first motor, a rotating shaft, a rotating disc, a rotating table, an elastic component, a first pushing disc, a first roller, a sliding rod, a connecting plate, a second elastic component, a fixing plate, a mixed grid, a double-sided pattern card, a clamping sleeve, a mounting disc, a main mounting cover, a base and a control panel, wherein the rotating shaft is arranged on the first motor;

the first motor is arranged in the main mounting cover and is in driving connection with the rotating shaft, and the rotating shaft is rotatably arranged on the main mounting cover; the mounting disc is in damping connection with the main mounting cover, the mounting disc is coaxially arranged on the rotating disc, the rotating disc is rotatably arranged on the rotating shaft, a mounting groove is axially formed in the rotating disc, clamping grooves are formed in the rotating disc and communicated with the mounting groove, the clamping grooves are uniformly formed in a plurality of positions around the central shaft of the rotating disc, and the rotating table and the first push disc are coaxially arranged on the rotating shaft; the rotary table is radially provided with a plurality of sliding grooves, the sliding grooves and the elastic assemblies are uniformly arranged around a rotary central shaft of the rotary table correspondingly, each elastic assembly comprises a sliding column, a clamping table and a first elastic part, the sliding columns are arranged at the sliding grooves in a sliding mode, the end parts of the sliding columns are connected with the clamping tables, the two ends of the first elastic parts are respectively connected with the rotary table and the clamping tables, the clamping tables are matched with the clamping grooves, the surface of one side, away from the sliding columns, of each clamping table is an arc-shaped surface, and the central shaft of each arc-shaped surface is parallel to the central shaft of the rotary shaft; a plurality of first guide grooves are uniformly formed in the first push disc around a first push disc rotating central shaft, the slide rod and the second elastic piece are vertically arranged, the first idler wheel is rotatably connected with the bottom end of the slide rod, the first idler wheel is abutted against the outer peripheral surface of the first push disc, the top end of the slide rod is connected with the connecting plate, the slide rod is arranged on the fixing plate in a sliding mode along the vertical direction, two ends of the second elastic piece are respectively connected with the fixing plate and the connecting plate, the fixing plate is arranged inside the main mounting cover, and the mixing grid is arranged at the top of the connecting plate; the clamping sleeves are arranged on the mounting disc, a plurality of clamping sleeves are uniformly arranged around the central shaft of the mounting disc, and the double-sided pattern clamping sleeves are arranged on the clamping sleeves in a clamping manner; the main installation cover is provided with a card replacing mechanism for replacing a double-sided pattern card on the card sleeve, the control panel is arranged on the main installation cover, and the control panel is respectively in control connection with the first motor and the card replacing mechanism.

Preferably, the card replacing mechanism comprises a card box, a secondary mounting cover, a fixed frame, a second push disc, a second roller, a connecting rod, a push plate, a first sliding rod, a third elastic part and a limit plate, wherein the second push disc, the second roller, the connecting rod, the first sliding rod, the third elastic part and the limit plate are all positioned at the inner side of the secondary mounting cover, the card box is positioned below the secondary mounting cover, the card box is arranged on the secondary mounting cover, the opening of the card box is upward, a through lower card channel is arranged at the bottom of the inner side of the card box, the second push disc is coaxially arranged on a rotating shaft, a plurality of second guide grooves are uniformly arranged on the second push disc around the central shaft of the second push disc, the second roller is abutted against the peripheral surface of the second push disc, the second roller is rotatably arranged at one end of the connecting rod, the other end of the connecting rod is fixedly arranged on the push plate, the push plate comprises a push card part and a sliding part which are integrally formed, the card push part is vertically arranged, the sliding part is horizontally arranged, the sliding part is arranged on the first sliding rod in a sliding mode along the vertical direction, the pushing and clamping part is located right above the lower clamping channel, the first sliding rod is vertically arranged on the auxiliary mounting cover, two ends of the third elastic piece in the vertical direction are respectively connected with the auxiliary mounting cover and the sliding part, the limiting plate is arranged at the top end of the first sliding rod, two ends of the fixing frame are respectively connected with the auxiliary mounting cover and the main mounting cover, and an access channel used for penetrating through the pushing and clamping part is formed in the bottom of the auxiliary mounting cover; the card box is provided with a card feeding mechanism used for pushing the double-sided pattern card to the upper part of the lower card channel.

Preferably, card feeding mechanism includes the pull ring, the clamp plate, second slide bar and fourth elastic component, the clamp plate is the shape of falling U-shaped plate structure, clamp plate one end is connected with the pull ring, the clamp plate other end is located the card box inboard, this clamp plate other end is provided with along vertical direction and is used for passing the jam portion prevent interfering the passageway, the level of second slide bar sets up on the inboard surface of clamp plate, the second slide bar slides along the horizontal direction and sets up on the card box, the fourth elastic component both ends are connected with card box and clamp plate respectively, the fourth elastic component is located the card box inboard.

Preferably, the top of the card box is provided with a blocking board which is of an inverted U-shaped structure, and the distance between the blocking board and the inner side surface of the lower card channel along the card pushing direction of the card feeding mechanism is greater than the thickness of a single double-sided pattern card and less than the thickness of two double-sided pattern cards; the main installation cover is provided with two elastic clamping plates, the two elastic clamping plates are symmetrically arranged, each elastic clamping plate comprises an arc-shaped plate portion, a collection box is clamped between the two elastic clamping plates, and the collection box is located below the lower cartoon channel.

Preferably, the vision tracking training device also comprises a vision tracking training mechanism, the vision tracking training mechanism comprises a driving wheel, a belt, a driven wheel, a first installation shaft, a driving bevel gear, a support, a driven bevel gear, a second installation shaft, a first cloth winding roller, a second cloth winding roller, a third installation shaft, reflective cloth and an LED lamp, the driving wheel is arranged on a rotating shaft and is connected with the driven wheel through the belt, the driven wheel and the driving bevel gear are coaxially arranged on the first installation shaft, the first installation shaft is rotatably arranged on the support, the support is fixedly arranged on a main installation cover, the driving bevel gear is meshed with the driven bevel gear, the driven bevel gear and the first cloth winding roller are coaxially arranged on the second installation shaft, the first cloth winding roller and the second cloth winding roller are arranged side by side along the vertical direction, the second cloth winding roller is arranged on the third installation shaft, a torsion spring connected with the second cloth winding roller and the main installation cover is sleeved on the third installation shaft, the second mounting shaft and the third mounting shaft are rotatably arranged on the main mounting cover, two ends of the reflective cloth are respectively connected with the first cloth winding roller and the second cloth winding roller, the reflective cloth and the mixed grid mesh are arranged in a staggered manner, a plurality of first through holes are formed in the reflective cloth, the LED lamps are arranged on the reflective cloth, a plurality of LED lamp arrays are arranged, the LED lamps correspond to the first through holes one by one, are positioned on one side of the first through holes and are positioned between the reflective cloth and the mixed grid mesh in the horizontal direction; a plurality of second through holes are formed in the main mounting cover, and the second through holes correspond to the first through holes one to one; the control panel is connected with the LED lamp control.

Preferably, the bottom of the base is provided with a bottom plate, the bottom plate is provided with a head lifting mechanism, the head lifting mechanism comprises a positioning plate, a supporting table and a lifting mechanism for driving the supporting table to lift, the supporting table is arranged at the bottom of one side of the positioning plate, the top of the supporting table is provided with a supporting groove, the supporting groove is an arc-shaped groove, the depth of the supporting groove is gradually reduced along the direction far away from the positioning plate, the positioning plate is positioned between the main mounting cover and the supporting table, and the positioning plate is provided with an observation channel corresponding to the first observation window; the control panel is connected with the lifting mechanism in a control way.

Preferably, elevating system includes the link, the second motor, the lead screw, guide bar and fixed cover, the link is "back" font structure, the link top is connected with the saddle bottom, link bottom and lead screw threaded connection, link and guide bar sliding connection, the equal vertical setting of lead screw and guide bar is inboard at the fixed cover, the lead screw rotates with the fixed cover to be connected, the guide bar is connected with the fixed cover, the second motor sets up inside the fixed cover, the second motor is connected with the lead screw drive, fixed cover is last to be provided with the lift passageway that is used for passing the link along vertical direction.

Preferably, a shielding curtain is connected between the fixing plate and the connecting plate and is positioned between the first observation window and the second elastic piece in the horizontal direction; a first protective curtain is connected between the top end of the lifting channel and the connecting frame, and a second protective curtain is connected between the connecting frame and the bottom end of the lifting channel.

Preferably, the sliding rod is provided with a groove in the vertical direction, and the groove is a U-shaped groove.

Preferably, the using method comprises the following steps:

s1, inserting double-sided pattern cards into the card sleeves in advance, wherein the patterns on the two sides of the double-sided pattern cards are the same;

s2, aligning the double-sided pattern card at the top with the mixed grid mesh in an initial state, and allowing a trainer to observe the patterns on the double-sided pattern card through the first observation window, the second observation window and the mixed grid mesh and speak the patterns;

s3, an operator can see a pattern on the other side of the double-faced pattern card, a first motor is controlled by a control panel, the first motor drives a rotating shaft to rotate anticlockwise, so that a rotating table drives an elastic assembly to rotate anticlockwise, a clamping table in the elastic assembly rotates from one clamping groove to an adjacent clamping groove and cannot drive a rotating disc to rotate, a second elastic element pulls a connecting plate downwards, a first roller rolls into the bottom of a first guide groove, and a mixed grid mesh moves downwards along with the connecting plate, so that the double-faced pattern card is shielded; observing the patterns on the double-sided pattern card again by a trainer and speaking the patterns;

s4, the first motor drives the rotating shaft to rotate clockwise, the rotating table drives the rotating disc, the mounting disc and the used double-sided pattern card to rotate clockwise through the elastic assembly, the adjacent unused double-sided pattern card rotates to a second observation window, meanwhile, the first roller rolls to the outer peripheral surface of the first push disc from the groove bottom along the first guide groove, the second elastic element is stretched, and the mixed grid lattice moves upwards to a position aligned with the unused double-sided pattern card;

and S5, circulating S3-S4, and carrying out multiple observation training.

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

when the double-faced pattern card is used, a trainer observes the patterns on the double-faced pattern card through the first observation window, the second observation window and the mixed grid mesh, the exercise difficulty is improved, the switching of the double-faced pattern card can be automatically carried out, the trainer can autonomously observe and judge the patterns when the mixed grid mesh is removed, the exercise effect is good, an operator can observe the double-faced pattern card on the other side and determine whether the patterns spoken by the trainer are correct or not to assist in exercise, the double-faced pattern card does not need to be taken down and then judged to be correct or not, the operation is saved, and the exercise efficiency and the exercise effect are improved. When the elastic assembly is used, when the rotating table rotates anticlockwise, the clamping table moves to the adjacent clamping groove, the first elastic piece sequentially undergoes compression and recovery processes, the sliding column slides at the sliding groove, and the mounting disc is coaxially arranged on the rotating disc and cannot rotate as the mounting disc is in damping connection with the main mounting cover; when the rotating table rotates clockwise, the clamping table can drive the rotating disc to rotate clockwise, so that the observed double-sided pattern cards can be moved away, and the adjacent unused double-sided pattern cards are moved to the position aligned with the mixed grid meshes, so that the next observation training is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of an operation side view of a vision rehabilitation training mechanism according to the present invention.

Fig. 2 is a structural sectional view of an operation side visual angle of the vision rehabilitation training mechanism provided by the invention.

Fig. 3 is an enlarged view of a structure at a in fig. 2.

Fig. 4 is an enlarged view of the structure at B in fig. 2.

Fig. 5 is a schematic structural diagram of a training side view angle of a vision rehabilitation correction training mechanism according to the present invention.

Fig. 6 is a structural cross-sectional view of a training side visual angle of a vision rehabilitation training mechanism according to the present invention.

Fig. 7 is an enlarged view of the structure at C in fig. 6.

Fig. 8 is an enlarged view of the structure at D in fig. 6.

Fig. 9 is an exploded view of the structure of the rotary disk, the first push disk, the second push disk and the mounting disk in the vision rehabilitation training mechanism of the invention.

Fig. 10 is an enlarged view of the structure at E in fig. 9.

Fig. 11 is an enlarged view of the structure at F in fig. 9.

Reference numerals: 1. a first motor; 2. a rotating shaft; 3. rotating the disc; 301. mounting grooves; 302. a card slot; 4. a rotating table; 401. a chute; 5. a traveler; 6. clamping a platform; 7. a first elastic member; 8. a first push tray; 801. a first guide groove; 9. a first roller; 10. a slide bar; 101. a groove; 11. a connecting plate; 12. a second elastic member; 13. a fixing plate; 14. a hybrid grid; 15. a double-sided pattern card; 16. a card sleeve; 17. installing a disc; 18. a card box; 181. a card discharging channel; 19. a pull ring; 20. pressing a plate; 201. an interference prevention channel; 21. a second slide bar; 22. a fourth elastic member; 23. a sub-mount cover; 231. a fixed mount; 24. a second push tray; 241. a second guide groove; 25. a second roller; 26. a connecting rod; 27. pushing the plate; 28. a first slide bar; 29. a third elastic member; 30. a limiting plate; 31. a curtain; 32. a driving wheel; 33. a belt; 34. a driven wheel; 35. a first mounting shaft; 36. a drive bevel gear; 37. a support; 38. a driven bevel gear; 39. a second mounting shaft; 40. a first cloth winding roller; 41. a second cloth winding roller; 42. a third mounting shaft; 43. reflective cloth; 431. a first through hole; 44. an LED lamp; 45. a main mounting cover; 451. a first observation window; 452. a second observation window; 453. a second through hole; 46. a base; 47. a collection box; 48. positioning a plate; 481. an observation channel; 49. a saddle; 491. a bracket; 50. a connecting frame; 51. a second motor; 52. a screw rod; 53. a guide bar; 54. a fixed cover; 55. a base plate; 56. a control panel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1 to 11, the vision rehabilitation training mechanism provided by the present invention comprises a first motor 1, a rotating shaft 2, a rotating disc 3, a rotating table 4, an elastic component, a first pushing disc 8, a first roller 9, a sliding rod 10, a connecting plate 11, a second elastic component 12, a fixing plate 13, a mixed grid 14, a double-sided pattern card 15, a card sleeve 16, a mounting disc 17, a main mounting cover 45, a base 46 and a control panel 56;

the first motor 1 is arranged inside the main mounting cover 45, the first motor 1 is in driving connection with the rotating shaft 2, and the rotating shaft 2 is rotatably arranged on the main mounting cover 45; the mounting disc 17 is in damping connection with the main mounting cover 45, the mounting disc 17 is coaxially arranged on the rotating disc 3, the rotating disc 3 is rotatably arranged on the rotating shaft 2, a mounting groove 301 is axially formed in the rotating disc 3, a clamping groove 302 is formed in the rotating disc 3, the clamping groove 302 is communicated with the mounting groove 301, a plurality of clamping grooves 302 are uniformly formed in the clamping groove 302 around the central shaft of the rotating disc 3, and the rotating table 4 and the first push disc 8 are coaxially arranged on the rotating shaft 2; the rotary table 4 is provided with a plurality of sliding grooves 401 along the radial direction, the sliding grooves 401 and the elastic assemblies are uniformly arranged around the rotary central shaft of the rotary table 4 correspondingly, each elastic assembly comprises a sliding column 5, a clamping table 6 and a first elastic part 7, the sliding column 5 is arranged at the sliding groove 401 in a sliding mode, the end part of the sliding column 5 is connected with the clamping table 6, two ends of the first elastic part 7 are respectively connected with the rotary table 4 and the clamping table 6, the clamping table 6 is matched with the clamping groove 302, the surface of one side, away from the sliding column 5, of the clamping table 6 is an arc-shaped surface, and the central shaft of the arc-shaped surface is parallel to the central shaft of the rotary shaft 2; a plurality of first guide grooves 801 are uniformly formed in the first push tray 8 around a rotation central shaft of the first push tray 8, a sliding rod 10 and a second elastic part 12 are both vertically arranged, a first roller 9 is rotatably connected with the bottom end of the sliding rod 10, the first roller 9 abuts against the outer peripheral surface of the first push tray 8, the top end of the sliding rod 10 is connected with a connecting plate 11, the sliding rod 10 is arranged on a fixed plate 13 in a sliding mode along the vertical direction, two ends of the second elastic part 12 are respectively connected with the fixed plate 13 and the connecting plate 11, the fixed plate 13 is arranged inside the main mounting cover 45, and a mixed grid 14 is arranged at the top of the connecting plate 11; the cutting sleeves 16 are arranged on the mounting disc 17, a plurality of cutting sleeves 16 are uniformly arranged around the central shaft of the mounting disc 17, and the double-sided pattern card 15 is clamped on the cutting sleeves 16; the two sides of the main mounting cover 45 are provided with a first observation window 451 and a second observation window 452, the main mounting cover 45 is arranged on the base 46, the main mounting cover 45 is provided with a card replacing mechanism for replacing the double-sided pattern card 15 on the card sleeve 16, the control panel 56 is arranged on the main mounting cover 45, and the control panel 56 is respectively in control connection with the first motor 1 and the card replacing mechanism.

In an alternative embodiment, the card replacing mechanism includes a card box 18, a sub-mounting cover 23, a fixing frame 231, a second pushing plate 24, a second roller 25, a connecting rod 26, a pushing plate 27, a first sliding rod 28, a third elastic member 29 and a limit plate 30, wherein the second pushing plate 24, the second roller 25, the connecting rod 26, the first sliding rod 28, the third elastic member 29 and the limit plate 30 are all located inside the sub-mounting cover 23, the card box 18 is located below the sub-mounting cover 23, the card box 18 is arranged on the sub-mounting cover 23, the opening of the card box 18 is upward, a through lower card channel 181 is arranged at the bottom inside the card box 18, the second pushing plate 24 is coaxially arranged on the rotating shaft 2, a plurality of second guiding grooves 241 are uniformly arranged on the second pushing plate 24 around the central axis of the second pushing plate 24, the second roller 25 abuts against the outer circumferential surface of the second pushing plate 24, the second roller 25 is rotatably arranged at one end of the connecting rod 26, the other end of the connecting rod 26 is fixedly arranged on the pushing plate 27, the push plate 27 comprises a push clamping part and a sliding part which are integrally formed, the push clamping part is vertically arranged, the sliding part is horizontally arranged, the sliding part is arranged on the first sliding rod 28 in a sliding mode along the vertical direction, the push clamping part is positioned right above the lower clamping channel 181, the first sliding rod 28 is vertically arranged on the auxiliary mounting cover 23, two ends of the third elastic part 29 in the vertical direction are respectively connected with the auxiliary mounting cover 23 and the sliding part, the limiting plate 30 is arranged at the top end of the first sliding rod 28, two ends of the fixing frame 231 are respectively connected with the auxiliary mounting cover 23 and the main mounting cover 45, and an access channel for penetrating through the push clamping part is arranged at the bottom of the auxiliary mounting cover 23; the cassette 18 is provided with a card feed mechanism for pushing the double-sided pattern card 15 above the lower card path 181.

It should be noted that, when the rotating shaft 2 rotates counterclockwise, the mixing grid mesh 14 moves downward, the mounting plate 17 is in a static state, the rotating shaft 2 drives the second pushing plate 24 to rotate counterclockwise, the second pushing plate 24 pushes the second roller 25 to move downward along the second guiding groove 241, the third elastic member 29 is compressed, the pushing plate 27 moves downward, so that the pushing part moves downward, and the double-sided pattern card 15 in the card box 18 is pushed downward from the lower card channel 181, and the double-sided pattern card 15 pushes the double-sided pattern card 15 in the card sleeve 16 below away and is clamped at the same position, so as to replace the double-sided pattern card 15; when the rotating shaft 2 rotates clockwise, the third elastic element 29 extends, the push plate 27 moves upwards, the push plate 27 does not interfere with the ferrule 16, and the second roller 25 rolls into the bottom of the second guide groove 241.

In an alternative embodiment, the card feeding mechanism includes a pulling ring 19, a pressing plate 20, a second sliding rod 21 and a fourth elastic member 22, the pressing plate 20 is an inverted U-shaped plate structure, one end of the pressing plate 20 is connected to the pulling ring 19, the other end of the pressing plate 20 is located inside the card box 18, the other end of the pressing plate 20 is provided with an interference preventing channel 201 for passing through the card pushing part along a vertical direction, the second sliding rod 21 is horizontally arranged on the inner side surface of the pressing plate 20, the second sliding rod 21 is slidably arranged on the card box 18 along a horizontal direction, the two ends of the fourth elastic member 22 are respectively connected to the card box 18 and the pressing plate 20, and the fourth elastic member 22 is located inside the card box 18.

It should be noted that, a plurality of double-sided pattern cards 15 are stacked and placed in the horizontal direction in the card box 18, the pressing plate 20 presses the double-sided pattern cards 15 inside the card box 18 under the elastic action of the fourth elastic member 22, the pushing plate 27 can intermittently push out the double-sided pattern cards 15 in sequence downwards, and the double-sided pattern cards 15 in the used card sleeve 16 are automatically replaced by the double-sided pattern cards 15, thereby saving manual operation.

In an alternative embodiment, the top of the card box 18 is provided with a blocking board, the blocking board is in an inverted U-shaped structure, and the distance between the blocking board and the inner side surface of the lower card channel 181 along the card pushing direction of the card feeding mechanism is greater than the thickness of a single double-sided pattern card 15 and less than the thickness of two double-sided pattern cards 15, so that when the push plate 27 is reset upwards, the double-sided pattern card 15 adjacent to the pushed double-sided pattern card 15 cannot be pulled upwards; be provided with the elastic splint on the main installation cover 45, the elastic splint symmetry is provided with two, and the elastic splint presss from both sides tightly between two elastic splint including the arc board has collection box 47, collects box 47 and is located card passageway 181 below down, is convenient for collect the two-sided pattern card 15 that is released from cutting ferrule 16.

In an optional embodiment, the visual tracking training mechanism is further included, the visual tracking training mechanism comprises a driving wheel 32, a belt 33, a driven wheel 34, a first mounting shaft 35, a driving bevel gear 36, a support 37, a driven bevel gear 38, a second mounting shaft 39, a first cloth winding roller 40, a second cloth winding roller 41, a third mounting shaft 42, a reflective cloth 43 and an LED lamp 44, the driving wheel 32 is arranged on the rotating shaft 2, the driving wheel 32 is connected with the driven wheel 34 through the belt 33, the driven wheel 34 and the driving bevel gear 36 are coaxially arranged on the first mounting shaft 35, the first mounting shaft 35 is rotatably arranged on the support 37, the support 37 is fixedly arranged on a main mounting cover 45, the driving bevel gear 36 is in meshing connection with the driven bevel gear 38, the driven bevel gear 38 and the first cloth winding roller 40 are coaxially arranged on the second mounting shaft 39, the first cloth winding roller 40 and the second cloth winding roller 41 are arranged side by side in the vertical direction, the second cloth winding roller 41 is arranged on the third mounting shaft 42, a torsion spring connected with the second cloth winding roller 41 and the main mounting cover 45 is sleeved on the third mounting shaft 42, the second mounting shaft 39 and the third mounting shaft 42 are both rotatably arranged on the main mounting cover 45, two ends of the light reflecting cloth 43 are respectively connected with the first cloth winding roller 40 and the second cloth winding roller 41, the light reflecting cloth 43 and the mixed grid 14 are arranged in a staggered manner, a plurality of first through holes 431 are formed in the light reflecting cloth 43 in an array manner, the LED lamps 44 are arranged on the light reflecting cloth 43, a plurality of LED lamps 44 are arranged in an array manner, the LED lamps 44 are in one-to-one correspondence with the first through holes 431, and the LED lamps 44 are positioned on one side of the first through holes 431 and are positioned between the light reflecting cloth 43 and the mixed grid 14 in the horizontal direction; the main mounting cover 45 is provided with a plurality of second through holes 453, and the second through holes 453 correspond to the first through holes 431 one to one; the control panel 56 is in control connection with the LED lamp 44.

It should be noted that when the illumination intensity of the mixed grid 14 and the double-sided pattern card 15 needs to be increased to ensure that the trainee can observe the pattern more clearly, the LED lamp 44 is controlled to start, and the light is reflected to the mixed grid 14 and the double-sided pattern card 15 through the reflective cloth 43, so as to facilitate the trainee to observe, at this time, the mixed grid 14 and the double-sided pattern card 15 are aligned, and the first through hole 431 and the second through hole 453 are dislocated; when needing to train through LED lamp 44, reflection of light cloth 43 removes, and first through-hole 431 removes to the position of adjusting well with second through-hole 453, and training personnel can see LED lamp 44 through second through-hole 453 and first through-hole 431, and operating personnel starts a plurality of LED lamps 44 in proper order, makes training personnel track the LED lamp 44 of opening and trains. The power of the rotating shaft 2 can be transmitted to the reflective cloth 43, so that the reflective cloth 43 moves, the rotating shaft 2 can realize the rotation of the first cloth winding roller 40 and the second cloth winding roller 41 and the movement of the reflective cloth 43 through the driving wheel 32, the belt 33, the driven wheel 34, the first mounting shaft 35, the driving bevel gear 36, the driven bevel gear 38, the second mounting shaft 39 and the third mounting shaft 42, and the torsion spring can reset the second cloth winding roller 41.

In an alternative embodiment, a bottom plate 55 is arranged at the bottom of the base 46, a head lifting mechanism is arranged on the bottom plate 55, the head lifting mechanism comprises a positioning plate 48, a supporting table 49 and a lifting mechanism for driving the supporting table 49 to lift, the supporting table 49 is arranged at the bottom of one side of the positioning plate 48, a supporting groove 491 is arranged at the top of the supporting table 49, the supporting groove 491 is an arc-shaped groove, the depth of the supporting groove 491 is gradually reduced along the direction away from the positioning plate 48, the positioning plate 48 is positioned between the main mounting cover 45 and the supporting table 49, and an observation channel 481 corresponding to the first observation window 451 is arranged on the positioning plate 48; the control panel 56 is in control connection with the lifting mechanism.

It should be noted that, the training personnel can place the head on saddle 49, and the chin is located holds in the palm the groove 491, and is more stable, and the forehead supports on locating plate 48, can be steady carry out the observation of pattern, guarantees the training effect, and saddle 49 can go up and down to can be applicable to the training personnel of different head sizes.

In an alternative embodiment, the lifting mechanism comprises a connecting frame 50, a second motor 51, a screw rod 52, a guide rod 53 and a fixing cover 54, the connecting frame 50 is of a 'return' shape structure, the top end of the connecting frame 50 is connected with the bottom of the supporting platform 49, the bottom end of the connecting frame 50 is in threaded connection with the screw rod 52, the connecting frame 50 is in sliding connection with the guide rod 53, the screw rod 52 and the guide rod 53 are both vertically arranged on the inner side of the fixing cover 54, the screw rod 52 is rotatably connected with the fixing cover 54, the guide rod 53 is connected with the fixing cover 54, the second motor 51 is arranged inside the fixing cover 54, the second motor 51 is in driving connection with the screw rod 52, and a lifting channel for penetrating through the connecting frame 50 is vertically arranged on the fixing cover 54.

It should be noted that the second motor 51 drives the screw rod 52 to rotate, the screw rod 52 drives the connecting frame 50 to ascend and descend, and the guide rod 53 plays a guiding role, so that the ascending and descending are convenient and stable.

In an alternative embodiment, a curtain 31 is connected between the fixed plate 13 and the connecting plate 11, and the curtain 31 is horizontally located between the first observation window 451 and the second elastic member 12; a first protective curtain is connected between the top end of the lifting channel and the connecting frame 50, and a second protective curtain is connected between the connecting frame 50 and the bottom end of the lifting channel.

It should be noted that the shielding curtain 31, the first shielding curtain and the second shielding curtain all play a role of shielding.

In an alternative embodiment, the sliding rod 10 is provided with a groove 101 along the vertical direction, and the groove 101 is a U-shaped groove, so that the sliding rod 10 can stably slide along the vertical direction.

In an alternative embodiment, the method of use includes the steps of:

s1, inserting double-sided pattern cards 15 into the plurality of card sleeves 16 in advance, wherein the patterns on the two sides of the double-sided pattern cards 15 are the same, so that operators can conveniently confirm pattern information in an auxiliary manner;

s2, in the initial state, the double-sided pattern card 15 at the top is aligned with the mixed grid 14, and the trainee observes the pattern on the double-sided pattern card 15 through the first observation window 451, the second observation window 452 and the mixed grid 14, and speaks the pattern to determine whether it is correct by the operator;

s3, an operator can see a pattern on the other side of the double-faced pattern card 15, the control panel 56 controls the first motor 1, the first motor 1 drives the rotating shaft 2 to rotate anticlockwise, the rotating table 4 drives the elastic component to rotate anticlockwise, the clamping table 6 in the elastic component rotates from one clamping groove 302 to the adjacent clamping groove 302 and cannot drive the rotating disc 3 to rotate, the second elastic component 12 pulls the connecting plate 11 downwards, the first roller 9 rolls into the bottom of the first guide groove 801, and the mixed grid 14 moves downwards along with the connecting plate 11, so that the shielding of the double-faced pattern card 15 is removed; the trainee again observes the pattern on the double-sided pattern card 15 and speaks the pattern;

s4, the first motor 1 drives the rotation shaft 2 to rotate clockwise, the rotation table 4 drives the rotation disc 3, the installation disc 17 and the used double-sided pattern card 15 to rotate clockwise through the elastic component, the adjacent unused double-sided pattern card 15 rotates to the second observation window 452, meanwhile, the first roller 9 rolls from the bottom of the groove to the outer peripheral surface of the first push disc 8 along the first guide groove 801, the second elastic component 12 is stretched, and the mixing grid 14 moves upwards to the position aligned with the unused double-sided pattern card 15, so as to ensure the difficulty of each training;

and S5, circulating S3-S4, and performing multiple times of observation training to achieve better training effect.

When the double-faced pattern card is used, a trainer observes the patterns on the double-faced pattern card 15 through the first observation window 451, the second observation window 452 and the mixed grid 14, the exercise difficulty is improved, the double-faced pattern card 15 can be automatically switched, the trainer can autonomously observe and judge the patterns when the mixed grid is moved away, the training effect is good, an operator can observe the double-faced pattern card 15 on the other side and determine whether the patterns spoken by the trainer are correct or not to assist in exercise, the double-faced pattern card 15 does not need to be taken down and then is judged to be correct or not, the operation is saved, and the exercise efficiency and the exercise effect are improved. When the elastic component is used, when the rotating table 4 rotates anticlockwise, the clamping table 6 moves to the adjacent clamping groove 302, the first elastic piece 7 sequentially undergoes compression and recovery processes, the sliding column 5 slides at the sliding groove 401, and the mounting disc 17 is coaxially arranged on the rotating disc 3 and cannot rotate as the mounting disc 17 is in damping connection with the main mounting cover 45; when the rotary table 4 rotates clockwise, the clamping table 6 can drive the rotary disc 3 to rotate clockwise, so that the observed double-sided pattern card 15 can be moved away, and the adjacent unused double-sided pattern card 15 can be moved to the position aligned with the mixing grid 14 for the next observation training.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A vision rehabilitation correction training mechanism is characterized by comprising a first motor (1), a rotating shaft (2), a rotating disc (3), a rotating table (4), an elastic assembly, a first pushing disc (8), a first roller (9), a sliding rod (10), a connecting plate (11), a second elastic piece (12), a fixing plate (13), a mixed grid (14), a double-sided pattern card (15), a clamping sleeve (16), a mounting disc (17), a main mounting cover (45), a base (46) and a control panel (56);

the first motor (1) is arranged in the main mounting cover (45), the first motor (1) is in driving connection with the rotating shaft (2), and the rotating shaft (2) is rotatably arranged on the main mounting cover (45); the mounting disc (17) is in damping connection with the main mounting cover (45), the mounting disc (17) is coaxially arranged on the rotating disc (3), the rotating disc (3) is rotatably arranged on the rotating shaft (2), a mounting groove (301) is axially arranged on the rotating disc (3), a clamping groove (302) is formed in the rotating disc (3), the clamping groove (302) is communicated with the mounting groove (301), a plurality of clamping grooves (302) are uniformly arranged around the central shaft of the rotating disc (3), and the rotating table (4) and the first push disc (8) are coaxially arranged on the rotating shaft (2); a plurality of sliding grooves (401) are radially arranged on the rotating platform (4), the sliding grooves (401) and the elastic assemblies are correspondingly and uniformly arranged around a rotating central shaft of the rotating platform (4), each elastic assembly comprises a sliding column (5), a clamping platform (6) and a first elastic part (7), the sliding columns (5) are slidably arranged at the sliding grooves (401), the end parts of the sliding columns (5) are connected with the clamping platforms (6), the two ends of the first elastic parts (7) are respectively connected with the rotating platform (4) and the clamping platforms (6), the clamping platforms (6) are matched with the clamping grooves (302), the surface of one side, away from the sliding columns (5), of each clamping platform (6) is an arc-shaped surface, and the central shaft of each arc-shaped surface is parallel to the central shaft of the rotating shaft (2); a plurality of first guide grooves (801) are uniformly formed in the first push disc (8) around the rotation center shaft of the first push disc (8), a sliding rod (10) and a second elastic part (12) are vertically arranged, a first roller (9) is rotatably connected with the bottom end of the sliding rod (10), the first roller (9) abuts against the outer peripheral surface of the first push disc (8), the top end of the sliding rod (10) is connected with a connecting plate (11), the sliding rod (10) is slidably arranged on a fixed plate (13) along the vertical direction, two ends of the second elastic part (12) are respectively connected with the fixed plate (13) and the connecting plate (11), the fixed plate (13) is arranged inside a main mounting cover (45), and a mixed grid mesh (14) is arranged at the top of the connecting plate (11); the cutting sleeves (16) are arranged on the mounting disc (17), a plurality of cutting sleeves (16) are uniformly arranged around the central shaft of the mounting disc (17), and the double-sided pattern cards (15) are clamped on the cutting sleeves (16); the two sides of the main mounting cover (45) are provided with a first observation window (451) and a second observation window (452), the main mounting cover (45) is arranged on the base (46), the main mounting cover (45) is provided with a card replacing mechanism for replacing a double-sided pattern card (15) on the card sleeve (16), the control panel (56) is arranged on the main mounting cover (45), and the control panel (56) is respectively in control connection with the first motor (1) and the card replacing mechanism.

2. The vision rehabilitation correction training mechanism according to claim 1, wherein the card replacing mechanism comprises a card box (18), a secondary mounting cover (23), a fixing frame (231), a second push tray (24), a second roller (25), a connecting rod (26), a push plate (27), a first sliding rod (28), a third elastic member (29) and a limiting plate (30), the second push tray (24), the second roller (25), the connecting rod (26), the first sliding rod (28), the third elastic member (29) and the limiting plate (30) are all located on the inner side of the secondary mounting cover (23), the card box (18) is located below the secondary mounting cover (23), the card box (18) is arranged on the secondary mounting cover (23), the opening of the card box (18) is upward, a through lower card channel (181) is arranged at the bottom of the inner side of the card box (18), the second push tray (24) is coaxially arranged on the rotating shaft (2), a plurality of second guide grooves (241) are uniformly arranged on the second push disc (24) around the central shaft of the second push disc (24), a second roller (25) is abutted against the outer peripheral surface of the second push disc (24), the second roller (25) is rotatably arranged at one end of a connecting rod (26), the other end of the connecting rod (26) is fixedly arranged on a push plate (27), the push plate (27) comprises an integrally formed push clamping part and a sliding part, the push clamping part is vertically arranged, the sliding part is horizontally arranged, the sliding part is arranged on a first sliding rod (28) in a sliding way along the vertical direction, the push clamping part is positioned right above a lower clamping channel (181), the first sliding rod (28) is vertically arranged on the auxiliary mounting cover (23), two ends of a third elastic part (29) in the vertical direction are respectively connected with the auxiliary mounting cover (23) and the sliding part, a limiting plate (30) is arranged at the top end of the first sliding rod (28), two ends of a fixing frame (231) are respectively connected with the auxiliary mounting cover (23) and the main mounting cover (45), an access passage for passing through the card pushing part is arranged at the bottom of the auxiliary mounting cover (23); the card box (18) is provided with a card feeding mechanism for pushing the double-sided pattern card (15) to the upper part of the lower card channel (181).

3. The vision rehabilitation training mechanism according to claim 2, wherein the card feeding mechanism comprises a pull ring (19), a pressing plate (20), a second sliding rod (21) and a fourth elastic member (22), the pressing plate (20) is of an inverted U-shaped plate structure, one end of the pressing plate (20) is connected with the pull ring (19), the other end of the pressing plate (20) is located inside the card box (18), an interference preventing channel (201) for passing through the card pushing portion is arranged at the other end of the pressing plate (20) in the vertical direction, the second sliding rod (21) is horizontally arranged on the inner side surface of the pressing plate (20), the second sliding rod (21) is arranged on the card box (18) in the horizontal direction in a sliding manner, two ends of the fourth elastic member (22) are respectively connected with the card box (18) and the pressing plate (20), and the fourth elastic member (22) is located inside the card box (18).

4. The vision rehabilitation training mechanism according to claim 3, characterized in that the top of the card box (18) is provided with a card blocking plate, the card blocking plate is in an inverted U-shaped structure, and the distance between the card blocking plate and the inner side surface of the lower card channel (181) along the card pushing direction of the card feeding mechanism is greater than the thickness of a single double-sided pattern card (15) and less than the thickness of two double-sided pattern cards (15); be provided with elastic splint on main installation cover (45), the elastic splint symmetry is provided with two, and elastic splint presss from both sides tightly between two elastic splint and has collection box (47) including the arc board, collects box (47) and lies in card passageway (181) below down.

5. The vision rehabilitation training mechanism according to claim 1, further comprising a vision tracking training mechanism, wherein the vision tracking training mechanism comprises a driving wheel (32), a belt (33), a driven wheel (34), a first mounting shaft (35), a driving bevel gear (36), a bracket (37), a driven bevel gear (38), a second mounting shaft (39), a first cloth winding roller (40), a second cloth winding roller (41), a third mounting shaft (42), a reflective cloth (43) and an LED lamp (44), the driving wheel (32) is arranged on the rotating shaft (2), the driving wheel (32) is connected with the driven wheel (34) through the belt (33), the driven wheel (34) and the driving bevel gear (36) are coaxially arranged on the first mounting shaft (35), the first mounting shaft (35) is rotatably arranged on the bracket (37), the bracket (37) is fixedly arranged on the main mounting cover (45), the driving bevel gear (36) is meshed with the driven bevel gear (38), the driven bevel gear (38) and the first cloth winding roller (40) are coaxially arranged on a second mounting shaft (39), the first cloth winding roller (40) and the second cloth winding roller (41) are arranged side by side along the vertical direction, the second cloth winding roller (41) is arranged on a third mounting shaft (42), a torsion spring connected with the second cloth winding roller (41) and a main mounting cover (45) is sleeved on the third mounting shaft (42), the second mounting shaft (39) and the third mounting shaft (42) are both rotatably arranged on the main mounting cover (45), two ends of a reflective cloth (43) are respectively connected with the first cloth winding roller (40) and the second cloth winding roller (41), the reflective cloth (43) and a mixing grid (14) are arranged in a staggered mode, a plurality of first through holes (431) are formed in the reflective cloth (43), and the LED lamp (44) is arranged on the reflective cloth (43), a plurality of LED lamps (44) are arranged in an array, the LED lamps (44) correspond to the first through holes (431) one by one, and the LED lamps (44) are positioned on one side of the first through holes (431) and positioned between the reflective cloth (43) and the mixing grid (14) in the horizontal direction; the main mounting cover (45) is provided with a plurality of second through holes (453), and the second through holes (453) correspond to the first through holes (431) one by one; the control panel (56) is connected with the LED lamp (44) in a control mode.

6. The vision rehabilitation correction training mechanism as recited in claim 1, characterized in that a bottom plate (55) is arranged at the bottom of the base (46), a head lifting mechanism is arranged on the bottom plate (55), the head lifting mechanism comprises a positioning plate (48), a supporting table (49) and a lifting mechanism for driving the supporting table (49) to lift, the supporting table (49) is arranged at the bottom of one side of the positioning plate (48), a supporting groove (491) is arranged at the top of the supporting table (49), the supporting groove (491) is an arc-shaped groove, the depth of the supporting groove (491) is gradually reduced along the direction far away from the positioning plate (48), the positioning plate (48) is positioned between the main mounting cover (45) and the supporting table (49), and an observation channel (481) corresponding to the first observation window (451) is arranged on the positioning plate (48); the control panel (56) is connected with the lifting mechanism in a control way.

7. The vision rehabilitation training mechanism of claim 6, wherein the lifting mechanism comprises a connecting frame (50) and a second motor (51), lead screw (52), guide bar (53) and fixed cover (54), link (50) are "back" font structure, link (50) top is connected with saddle (49) bottom, link (50) bottom and lead screw (52) threaded connection, link (50) and guide bar (53) sliding connection, equal vertical setting of lead screw (52) and guide bar (53) is inboard at fixed cover (54), lead screw (52) rotate with fixed cover (54) to be connected, guide bar (53) are connected with fixed cover (54), second motor (51) set up inside fixed cover (54), second motor (51) are connected with lead screw (52) drive, be provided with the lift passageway that is used for passing link (50) along vertical direction on fixed cover (54).

8. The vision rehabilitation training mechanism of claim 7, wherein a shielding curtain (31) is connected between the fixing plate (13) and the connecting plate (11), and the shielding curtain (31) is horizontally positioned between the first observation window (451) and the second elastic member (12); a first protective curtain is connected between the top end of the lifting channel and the connecting frame (50), and a second protective curtain is connected between the connecting frame (50) and the bottom end of the lifting channel.

9. The vision rehabilitation training mechanism of claim 1, wherein the sliding rod (10) is provided with a groove (101) along a vertical direction, and the groove (101) is a U-shaped groove.

10. A vision rehabilitation training mechanism according to claim 1, wherein the using method comprises the following steps:

s1, inserting double-sided pattern cards (15) into the plurality of card sleeves (16) in advance, wherein the patterns on the two sides of the double-sided pattern cards (15) are the same;

s2, in the initial state, the double-sided pattern card (15) at the top is aligned with the mixed grid (14), and the trainee observes the pattern on the double-sided pattern card (15) through the first observation window (451), the second observation window (452) and the mixed grid (14) and speaks the pattern;

s3, an operator can see patterns on the other side of the double-sided pattern card (15), the first motor (1) is controlled through the control panel (56), the first motor (1) drives the rotating shaft (2) to rotate anticlockwise, the rotating table (4) drives the elastic component to rotate anticlockwise, the clamping table (6) in the elastic component rotates to an adjacent clamping groove (302) from one clamping groove (302) and cannot drive the rotating disc (3) to rotate, the second elastic component (12) pulls the connecting plate (11) downwards, the first roller (9) rolls into the bottom of the first guide groove (801), the mixing grid (14) moves downwards along with the connecting plate (11), and shielding of the double-sided pattern card (15) is removed; -the trainee again observes the pattern on the double-sided pattern card (15) and speaks the pattern;

s4, a first motor (1) drives a rotating shaft (2) to rotate clockwise, a rotating table (4) drives a rotating disc (3), a mounting disc (17) and a used double-sided pattern card (15) to rotate clockwise through an elastic component, an adjacent unused double-sided pattern card (15) rotates to a second observation window (452), meanwhile, a first roller (9) rolls to the outer peripheral surface of a first push disc (8) from the bottom of a groove along a first guide groove (801), a second elastic component (12) is stretched, and a mixed grid (14) moves upwards to a position aligned with the unused double-sided pattern card (15);

and S5, circulating S3-S4, and carrying out multiple observation training.