CN219374619U - Lens cone assembly of synoptic camera - Google Patents

Abstract

The utility model discloses a lens cone assembly of a common camera, which relates to the field of common camera equipment and comprises a first lens cone, a second lens cone and a third lens cone, wherein the first lens cone is provided with a first backlight source and a first drawing; the second lens cone is communicated with the first lens cone and is provided with a Haiding brush module, and the Haiding brush module comprises a second backlight source and a second drawing sheet; the optical module enables a person to be checked to see the image on the first drawing through the first lens cone when the first backlight source is turned on and the second backlight source is turned off, and enables the person to be checked to see the image on the second drawing through the second lens cone when the first backlight source is turned off and the second backlight source is turned on.

Description

Lens cone assembly of synoptic camera

Technical Field

The utility model relates to the field of synoptic equipment, in particular to a lens cone assembly of a synoptic.

Background

The same vision machine can be used for various examination, diagnosis and treatment of the binocular vision functions of patients suffering from strabismus, amblyopia, compound vision, cryptobiosis and the like, so that the vision of the patients is improved or recovered to be normal. Amblyopia of children is caused by visual development disorder, and the treatment of the amblyopia of children is the most effective time period in the sensitive period of visual development, so that the treatment effect after adulthood is poor. Therefore, the prevention and treatment of amblyopia and strabismus are increasingly gaining importance to the society.

The sea butyl grid brush therapy is a method which is more practical and has better treatment effect in covering therapy, and the principle is as follows: when the polaroid rotates at a high speed under the drive of a motor, human eyes observe through an optical system, according to the visual persistence of human eyes, a brush-shaped image can be seen on the polarizing plate to rotate at a low speed, and the image can appear at a position where the human eyes watch carefully, so that people with normal vision can see the whole visual field of the polaroid, and people with normal vision (the center of the visual field corresponding to the central concave) can not see the image, the rotation speed of an optical brush is changed from a low speed to a high speed, and people can relieve and regulate spasm, reduce visual fatigue and improve regulatory myopia through Haiding brush therapy.

The Haiding brush device in the same vision machine is generally composed of a blue optical filter and a polaroid attached to a piece of flat glass, then the polaroid is driven to rotate through a micro motor and gear transmission, the two parts which are mutually separated from the same vision machine are firstly observed and detected through the same vision machine, when the Haiding brush device is required to be used for training treatment, the Haiding brush device is inserted into a groove at a light source of the same vision machine, and for facilitating the next observation and detection of the eyes, the Haiding brush device is required to be taken out from the groove at the light source of the same vision machine after the training is finished, so that the Haiding brush device is required to be continuously inserted and pulled in the use process, the damage of the Haiding brush device is easy to be caused, and the operation is more complicated in the process of checking and training.

Disclosure of Invention

In order to improve the problem that the sea-butyl brush device is easy to damage due to the fact that the sea-butyl brush device is frequently plugged in the checking and training process, the checking and training process is complex, and the application provides a lens cone assembly of a common vision machine.

The application provides a with camera lens cone subassembly adopts following technical scheme:

a lens barrel assembly of a camera comprises

The first lens barrel is provided with a first backlight source and a first drawing;

the second lens cone is communicated with the first lens cone and is provided with a Haiding brush module, and the Haiding brush module comprises a second backlight source and a second drawing sheet;

the optical module enables a person to be checked to see the image on the first drawing through the first lens cone when the first backlight source is turned on and the second backlight source is turned off, and enables the person to be checked to see the image on the second drawing through the second lens cone when the first backlight source is turned off and the second backlight source is turned on.

Optionally, the optical module includes a high-transmission glass disposed obliquely and a single-transmission film on the high-transmission glass, and the single-transmission film is disposed on a side of the high-transmission glass facing the first drawing sheet.

Optionally, an eyepiece is communicated with one end of the first lens barrel far away from the first drawing piece, and a viewing hole is formed in one end of the eyepiece far away from the first lens barrel;

the optical module (3) further comprises at least one reflecting mirror (26) arranged in the communication space of the first lens cone (1) and the ocular (4), so that the optical module guides the image on the first picture (9) and the image on the second picture (18) of the optical module to the viewing hole.

Optionally, the sea butyl brush module further includes motor, motor fixing base, polaroid fixed disk, blue light filter, clamping ring, and the motor fixing base is located the one end that the first lens cone was kept away from to the second lens cone is used for installing the motor, and the output shaft of motor is towards first lens cone and is used for driving the polaroid fixed disk rotation, and the polaroid is located the polaroid fixed disk with between the clamping ring, the second drawing sheet for the clamping ring is close to first lens cone, blue light filter with the clamping ring is connected and is located the polaroid with between the second drawing sheet.

Optionally, the first lens cone is further provided with a film box, the first film is arranged in the film box, and the first backlight source is located at one end, far away from the first lens cone, of the film box.

Optionally, the first picture insert with the picture box and with picture box sliding connection, be provided with in the picture box and be used for driving the gliding drive assembly of first picture.

Optionally, the drive assembly includes lifter plate, knob, butt piece, helical gear, rack, the knob inserts in the drawing box and with the drawing box rotates to be connected, the fixed cover of helical gear is located on the knob, and is located in the drawing box, the rack vertical set up in the lifter plate lateral wall and with helical gear meshing, the lifter plate with first drawing is parallel, the butt piece set up in the lifter plate be close to one end of first drawing and butt in the bottom of first drawing

Optionally, the painting box is provided with a chute for the lifting plate to slide in the vertical direction.

Optionally, a convex lens is arranged at the position of the eyepiece where the vision hole is formed.

In summary, the present application includes at least one of the following beneficial effects:

1. through setting up high transparent glass and single transparent film, when first backlight is lighted and the second backlight is extinguished, the person to be inspected can see the image on the first drawing, the operator carries out the eyesight inspection to eye eyesight according to the inspection step, when first backlight is extinguished and the second backlight is lighted, the person to be inspected can see that a brush-shaped image on the second drawing rotates at a slow speed so as to achieve the purpose of training, the process of vision training is simplified, the traditional mode of inserting and pulling the Haiding brush is replaced, and the Haiding brush device is not easy to damage;

2. the polaroid is arranged between the polaroid fixing disc and the compression ring, and the compression ring plays a role in fixing and limiting the polaroid, so that the polaroid is not easy to separate in the rotating process;

3. through setting up drive assembly, when the operator rotates the knob, the knob can drive butt piece and lifter plate and slide in vertical direction, with looking under the guide effect of spout, makes first drawing can follow the drawing box roll-off, has the beneficial effect of conveniently changing first drawing.

Drawings

FIG. 1 is a perspective view of a barrel assembly of a camera in an embodiment of the present application;

FIG. 2 is a cross-sectional view of a barrel assembly of a camera in an embodiment of the present application;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is an enlarged schematic view at B in FIG. 2;

fig. 5 is a schematic structural view of a driving assembly according to an embodiment of the present application.

Reference numerals illustrate: 1. a first barrel; 2. a second barrel; 3. an optical module; 4. an eyepiece; 5. a blue filter; 6. a sea-butyl brush module; 7. a first backlight; 8. a picture box; 9. a first drawing; 10. a drive assembly; 11. a lifting plate; 12. a knob; 13. an abutment block; 14. bevel gear; 15. a rack; 16. a chute; 17. a second backlight; 18. a second drawing; 19. a motor; 20. a motor fixing seat; 21. a polarizing plate; 22. a polarizer fixing plate; 23. a compression ring; 24. high-permeability glass; 25. a single-pass membrane; 26. a reflective mirror; 27. a convex lens; 28. a mirror cover; 29. an inclined plane; 30. and (5) a visual hole.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a lens cone assembly of a common camera. The lens cone assemblies of the same-vision machine are component parts of the same-vision machine, the left side and the right side of the same-vision machine are respectively provided with one lens cone assembly of the same-vision machine, the two lens cone assemblies of the same-vision machine are mutually symmetrical, and the lens cone assemblies of the same-vision machine are matched with the base of the same-vision machine for use.

Referring to fig. 1 and 2, the synopsis barrel assembly includes a first barrel 1, a second barrel 2, and an optical module 3. The first lens cone 1 is horizontally arranged and is used for being connected with a base of the same vision machine, the second lens cone 2 is vertically arranged, the second lens cone 2 is located above the first lens cone 1 and is communicated with the first lens cone 1, one end, close to eyes of a user, of the first lens cone 1 is communicated with the ocular lens 4, a visual hole 30 is formed in one end, far away from the first lens cone 1, of the ocular lens 4, the ocular lens 4 is horizontally arranged and is mutually perpendicular to the first lens cone 1, an inclined surface 29 is formed between the ocular lens 4 and the first lens cone 1, and the inclined surface 29 is located on one side, far away from eyes of the user, of the ocular lens 4. The inclined surfaces 29 of the two common-view mirror barrel assemblies prevent the two common-view mirror barrel assemblies from being disturbed when the rotation angle of the two common-view mirror barrel assemblies is maximized.

Referring to fig. 1 and 2, one end of the first barrel 1, which is far from eyes of a user, is provided with a first backlight source 7, a picture box 8 and a first picture 9, and the second barrel 2 is provided with a haidinghu brush module 6.

Referring to fig. 2 and 3 and 5, the picture box 8 is rectangular, one side of the picture box 8 is connected with the first lens barrel 1, the other side of the picture box 8 is connected with the first backlight 7, the first picture 9 is inserted into the picture box 8 and is slidably arranged in the picture box 8, the first picture 9 is vertically arranged, and a through hole for the light emitted by the first backlight 7 to pass through is formed in the picture box 8. Be provided with in the picture box 8 and be used for driving gliding drive assembly 10 of picture, drive assembly 10 includes lifter plate 11, knob 12, butt piece 13, helical gear 14, rack 15, knob 12 is provided with the external screw thread, knob 12 horizontal insertion is to in the picture box 8 and rotate with picture box 8 and be connected, the one end of knob 12 insertion picture box 8 is located to helical gear 14 fixed cover, lifter plate 11 vertical setting and be parallel to each other with first picture 9, the spout 16 that supplies lifter plate 11 and first picture 9 vertical direction to slide is seted up respectively to picture box 8, lifter plate 11 is located between first picture 9 and knob 12, one side that lifter plate 11 is close to knob 12 is fixed with rack 15 of vertical setting, rack 15 and helical gear 14 intermeshing, butt piece 13 is fixed in one side that lifter plate 11 is close to first picture 9, butt piece 13 and the bottom butt of first picture 9, when operating personnel rotates knob 12, helical gear 15 drives helical gear 15 and upwards vertically when helical gear 15 drives lifter plate 11 and butt piece 13 and upwards move, tip 13 drives first picture 9 and take out to the position when the tip 9 is down to change the position of a picture 9, the tip position is convenient for the tip 9 when the tip position is changed to the tip 9, the tip position is down to the tip 9 when the tip position is changed to the tip 9, the tip position is down, the tip 9 is convenient for the tip position is down to change the top position is reached to the top down to the top of the piece 9.

Referring to fig. 2 and 4, the sea-tangle brush module 6 includes a second backlight 17, a second drawing sheet 18, a motor 19, a motor mount 20, a polarizing plate 21, a polarizing plate mount 22, and a pressing ring 23. The motor fixing base 20 sets up the one end of keeping away from first lens cone 1 at second lens cone 2, motor 19 sets up the inner wall at motor fixing base 20 orientation first lens cone 1, the output shaft of motor 19 is used for driving polarizer fixed disk 22 rotation down, second backlight 17 is connected and is located between motor 19 and the polarizer fixed disk 22 with motor fixing base 20, polarizer fixed disk 22 is the printing opacity material such as plastics or glass, clamping ring 23 is connected with polarizer fixed disk 22 and is used for spacing to polarizer 21, second picture 18 is located between clamping ring 23 and first lens cone 1, clamping ring 23 is close to the one end of second picture 28 and is provided with blue light filter 5, blue light filter 5 is located between polarizer 21 and the second picture 18.

Referring to fig. 1 and 2, the optical module 3 functions as: when the first backlight source 7 is turned on and the second backlight source 17 is turned off, the optical module 3 enables the person to be examined to see the image on the first drawing sheet 9 through the first lens barrel 1, and when the first backlight source 7 is turned off and the second backlight source 17 is turned on, the optical module 3 enables the person to be examined to see that a brush-shaped image on the second drawing sheet 18 rotates at a low speed through the second lens barrel 2, so that the training purpose is achieved. Specifically, the optical module 3 includes a high-transmittance glass 24, a single-transmittance film 25, a convex lens 27, and at least one reflective mirror 26, where the reflective mirror 26 is disposed in a communication space between the first lens barrel 1 and the eyepiece 4, so that the optical module 3 can guide the image on the first drawing sheet 9 and the image on the second scribe 18 to the viewing hole. The high transparent glass 24 is obliquely arranged in the first lens barrel 1, the obliquely upper side of the high transparent glass 24 faces the sea-butyl brush module 6, the obliquely lower side of the high transparent glass 24 faces the first drawing sheet 9, the single transparent film 25 is arranged on one side of the high transparent glass 24 facing the first drawing sheet 9, and the single transparent film 25 is also called a one-way film, a mirror surface film, a one-way perspective film and the like, is a film which is attached to glass and can enable the glass to have high reflectance to visible light, and is not repeated in the prior art.

The mirror 26 is disposed on a side of the inclined surface 29 facing the inside of the first barrel 1, typically 45 °, so as to better reflect the images of the first and second pictures 9 and 18 to the human eye, and the mirror 26 cover is disposed on a side of the inclined surface 29 facing the outside of the first barrel 1. The convex lens 27 is disposed at one end of the eyepiece 4 where the viewing aperture 30 is formed.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. A lens barrel assembly of a camera, comprising

A first lens barrel (1) provided with a first backlight source (7) and a first drawing sheet (9);

the second lens cone (2) is communicated with the first lens cone (1), the second lens cone (2) is provided with a Haiding brush module (6), and the Haiding brush module (6) comprises a second backlight source (17) and a second drawing sheet (18);

the optical module (3), when the first backlight (7) is turned on and the second backlight (17) is turned off, the optical module (3) enables the person to be checked to see the image on the first drawing sheet (9) through the first lens barrel (1), and when the first backlight (7) is turned off and the second backlight (17) is turned on, the optical module (3) enables the person to be checked to see the image on the second drawing sheet (18) through the second lens barrel (2).

2. The synoptic cone assembly of claim 1, wherein: the optical module (3) comprises high-transmittance glass (24) which is obliquely arranged and a single-transmittance film (25) on the high-transmittance glass (24), wherein the single-transmittance film (25) is arranged on one side of the high-transmittance glass (24) facing the first drawing sheet (9).

3. The synoptic cone assembly of claim 2, wherein: one end of the first lens cone (1) far away from the first drawing piece (9) is communicated with an eyepiece (4), and a viewing hole (30) is formed in one end of the eyepiece (4) far away from the first lens cone (1);

the optical module (3) further comprises at least one reflecting mirror (26) arranged in the communication space of the first lens cone (1) and the ocular (4), so that the optical module (3) guides the image on the first picture (9) and the image on the second picture (18) to the viewing hole (30).

4. A synoptic cone assembly according to claim 3, wherein: an inclined plane (29) is formed at the communication part of the ocular lens (4) and the first lens cone (1), and the inclined plane (29) faces the inner wall of the first lens cone (1) and is used for installing the reflecting mirror (26).

5. The synoptic cone assembly of claim 1, wherein: the sea butyl brush module (6) further comprises a motor (19), a motor fixing seat (20), a polaroid (21), a polaroid fixing disc (22), a blue color filter (5) and a compression ring (23), wherein the motor fixing seat (20) is located at one end, far away from the first lens barrel (1), of the second lens barrel (2) and used for installing the motor (19), an output shaft of the motor (19) faces the first lens barrel (1) and is used for driving the polaroid fixing disc (22) to rotate, the polaroid (21) is located between the polaroid fixing disc (22) and the compression ring (23), the second picture (18) is close to the first lens barrel (1) relative to the compression ring (23), and the blue color filter (5) is connected with the compression ring (23) and located between the polaroid (21) and the second picture (18).

6. The synoptic cone assembly of claim 1, wherein: the first lens cone (1) is further provided with a picture box (8), the first picture (9) is arranged in the picture box (8), and the first backlight source (7) is located at one end, far away from the first lens cone (1), of the picture box (8).

7. The synoptic cone assembly of claim 6, wherein: the first drawing piece (9) is inserted into the drawing piece box (8) and is in sliding connection with the drawing piece box (8), and a driving assembly (10) used for driving the first drawing piece (9) to slide is arranged in the drawing piece box (8).

8. The synoptic cone assembly according to claim 7, wherein: the driving assembly (10) comprises a lifting plate (11), a knob (12), a butt piece (13), a bevel gear (14) and a rack (15), wherein the knob (12) is inserted into the picture box (8) and is rotationally connected with the picture box (8), the bevel gear (14) is fixedly sleeved on the knob (12) and is positioned in the picture box (8), the rack (15) is vertically arranged on the side wall of the lifting plate (11) and is meshed with the bevel gear (14), the lifting plate (11) is parallel to the first picture (9), and the butt piece (13) is arranged on the lifting plate (11) and is close to one end of the first picture (9) and is abutted to the bottom of the first picture (9).

9. The synoptic cone assembly of claim 8, wherein: the drawing box (8) is provided with a chute (16) for the lifting plate (11) to slide in the vertical direction.

10. A synoptic cone assembly according to claim 3, wherein: the eyepiece (4) is provided with a convex lens (27) at the position where the vision hole (30) is formed.