CN215687757U - Eye vision optical image detector - Google Patents
Eye vision optical image detector Download PDFInfo
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- CN215687757U CN215687757U CN202122221144.8U CN202122221144U CN215687757U CN 215687757 U CN215687757 U CN 215687757U CN 202122221144 U CN202122221144 U CN 202122221144U CN 215687757 U CN215687757 U CN 215687757U
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Abstract
The utility model discloses an eye vision light inspection instrument, which comprises a bottom plate, wherein shading plates are symmetrically arranged on the front and back of the bottom plate, a movable plate is arranged above the bottom plate, a sliding block and the movable plate are fixedly connected, a threaded block is arranged on the upper side of the bottom plate, the threaded block is in threaded connection with a lead screw, guide holes are formed in the front and back of the threaded block, a guide rod is slidably connected in each guide hole, the lead screw is connected with a motor, supporting rods are symmetrically hinged on the upper side of the threaded block in the front and back direction, a fixed frame is arranged on the left side of the movable plate, a sliding block is arranged on the right side of the movable plate, a rectangular through hole is formed in the inner side of the sliding block, a damping layer is arranged on the inner side of the rectangular through hole, a sliding rod is arranged on the inner side of the damping layer, an electric lifting rod is arranged on the upper end of the electric lifting rod, and an inspection mirror body is arranged on the upper end of the electric lifting rod; the utility model has the advantages of simple structure, quick adjustment, convenient operation, capability of being adjusted according to the height of a human body and better film examination effect.
Description
Technical Field
The utility model belongs to the technical field of eye vision optical examination equipment, and particularly relates to an eye vision optical examination instrument.
Background
The optometrist needs to use a film mirror (also called as a film mirror) when carrying out the detection, the specific method is that the light emitted by the film mirror passes through the cornea and the pupil to be projected on the eye ground to be detected, the detector slightly rotates the film mirror, the currently used film mirror has low price and convenient use, and is suitable for children, mentality-poor and deaf-mute amblyopia patients, therefore, the method has been widely adopted for many years, the image examination method can be divided into normal pupil image examination and mydriatic image examination, the specific use of the two methods needs to determine the nature of different ages or ametropia, the existing optical examination apparatus can not adjust the head fixing frame according to the height of a human body, so that a patient feels uncomfortable in the measuring process, meanwhile, the body of the image-checking mirror can not be moved to the position right in front of one eye of the patient to be detected, and the image-checking precision is influenced, so that the image-checking effect is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an eye vision optical image detector which has the advantages of simple structure, quick adjustment, convenient operation, capability of being adjusted according to the height of a human body and better image detection effect.
In order to achieve the purpose, the utility model provides the following technical scheme: an eye vision photo-examination instrument comprises a bottom plate, wherein shading plates are symmetrically arranged on the front and back of the bottom plate, each shading plate is symmetrically provided with sliding grooves in the left and right, sliding blocks slide on the inner sides of the sliding grooves, a movable plate is arranged above the bottom plate, the sliding blocks and the movable plate are fixedly connected, a threaded block is arranged on the upper side of the bottom plate, the threaded block is in threaded connection with a screw rod, guide holes are formed in the front part and the rear part of the threaded block, guide rods are slidably connected in the guide holes, support frames are arranged at the two ends of each guide rod, the left end of each screw rod is rotatably connected with the support frames, the right part of each screw rod is in penetrating and rotating connection with a motor connected behind the support frames, support rods are symmetrically hinged on the front and back of the upper sides of the threaded blocks, the upper ends of the support rods are hinged with the movable plate, a fixed frame is arranged on the left side of the movable plate, rectangular through holes are formed in the inner sides of the right sides of the movable plates, the inner side of the rectangular through hole is provided with a damping layer, the inner side of the damping layer is provided with a sliding rod, the upper side of the sliding rod is provided with an electric lifting rod, and the upper end of the electric lifting rod is provided with a viewing mirror body.
Preferably, the mount includes the chin bracket, and chin bracket upside bilateral symmetry is provided with facial grip block, and facial grip block inboard is provided with the elastic layer, facial grip block is the arc structure, and the back of the body cambered surface of facial grip block is provided with electric telescopic handle, and electric telescopic handle keeps away from the one end of facial grip block and is provided with the curb plate, curb plate and fly leaf fixed connection.
Preferably, the damping layer is a rubber layer or a plastic layer.
Preferably, the cross section of the slide bar is of a rectangular structure, the two ends of the slide bar are provided with fixing plates, and the fixing plates are fixedly connected with the movable plate.
Preferably, the middle part of the thread block is provided with a threaded hole parallel to the guide hole, and the thread block is in threaded connection with the lead screw through the threaded hole.
Preferably, the left end and the right part of the screw rod are provided with a shaft base for supporting the rotation of the screw rod.
Preferably, the guide rod is fixedly connected with the support frame.
Compared with the prior art, the utility model has the following beneficial effects:
the movable plate can move in the vertical direction by arranging the thread block, the lead screw, the guide hole, the guide rod and the support rod, the movable plate can move in the vertical direction more stably and reliably by arranging the sliding groove and the sliding block, the sliding groove arranged on the light shielding plate has a good guiding effect, the light shielding plate has a light shielding effect, the better measuring effect is ensured, and meanwhile, the inspection mirror body can be moved to the position right in front of the left eye or the right eye of a patient by the sliding block, the sliding rod and the electric lifting rod, so that the detection result is more accurate.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the movable plate of the present invention.
Fig. 3 is a schematic top view of the thread block and lead screw of the present invention.
FIG. 4 is a schematic structural diagram of the slider and the rectangular through hole of the present invention.
In the figure: 1. the device comprises a bottom plate, 2, a light screen, 3, a sliding groove, 4, a sliding block, 5, a movable plate, 6, a threaded block, 7, a screw rod, 8, a guide hole, 9, a guide rod, 10, a motor, 11, a support rod, 12, a fixed frame, 13, a sliding block, 14, an electric lifting rod, 15, a viewing mirror body, 16, a damping layer, 17, a rectangular through hole, 18, a sliding rod, 19, a fixed plate, 20 and a support frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment provides an eye vision optical image detector, which includes a bottom plate 1, wherein the bottom plate 1 is symmetrically provided with light shielding plates 2 in front and back, each light shielding plate 2 is symmetrically provided with sliding grooves 3 in left and right, a sliding block 4 is slid inside each sliding groove 3, a movable plate 5 is arranged above the bottom plate 1, the sliding block 4 is fixedly connected with the movable plate 5, a threaded block 6 is arranged on the upper side of the bottom plate 1, the threaded block 6 is connected with a lead screw 7 in a threaded manner, guide holes 8 are respectively formed in the front and rear portions of the threaded block 6, a guide rod 9 is slidably connected inside each guide hole 8, two ends of each guide rod 9 are respectively provided with a support frame 20, the left end of each lead screw 7 is rotatably connected with the support frame 20, the right portion of each lead screw 7 is connected with a motor 10 after being rotatably connected with the support frame 20, the support rods 11 are symmetrically hinged on the upper side of the threaded block 6 in front and back, the upper end of bracing piece 11 is articulated with fly leaf 5, and fly leaf 5 left side is provided with mount 12, rectangular through-hole 17 has been seted up to fly leaf 5 right side sliding block 13, sliding block 13 inboard, rectangular through-hole 17 inboard is provided with damping layer 16, damping layer 16 inboard is provided with slide bar 18, sliding block 13 upside is provided with electric lift 14, and electric lift 14 upper end is provided with inspects the mirror body 15.
In order to realize the fixation of the head of the patient, in this embodiment, the fixing frame 12 includes the chin bracket, chin bracket upside bilateral symmetry is provided with facial grip block, and facial grip block inboard is provided with the elastic layer, facial grip block is the arc structure, and the back of the body cambered surface of facial grip block is provided with electric telescopic handle, and electric telescopic handle keeps away from the one end of facial grip block and is provided with the curb plate, curb plate and 5 fixed connection of fly leaf.
In order to provide higher stability when the sliding rod 18 stops sliding, in this embodiment, the damping layer 16 is a rubber layer or a plastic layer.
In order to improve the stability of the sliding rod 18, in the present embodiment, the cross section of the sliding rod 18 is a rectangular structure, and the two ends of the sliding rod 18 are provided with fixing plates 19, and the fixing plates 19 are fixedly connected with the movable plate 5.
In order to realize the threaded connection between the thread block 6 and the lead screw 7, in the embodiment, a threaded hole parallel to the guide hole 8 is formed in the middle of the thread block 6, and the thread block 6 is in threaded connection with the lead screw 7 through the threaded hole.
In order to support the rotation of the lead screw 7, in the present embodiment, the left end and the right portion of the lead screw 7 are provided with a bearing seat for supporting the rotation thereof.
In order to realize the fixed support of the guide rod 9 through the support 20, in the embodiment, the support 20 of the guide rod 9 is fixedly connected.
The working principle of the utility model is as follows: when the device is used, firstly, the height of the movable plate 5 is adjusted according to the height of a patient, when the device is adjusted, the motor 14 is started, the motor 14 drives the screw rod 7 to rotate, the screw rod 7 drives the thread block 6 to move through threads, the thread block 6 stably slides along the direction of the guide rod 9 through the guide hole 8 in the moving process, so as to drive the support rod 11 to turn over, a driving force in the vertical direction is provided for the movable plate 5 in the turning process of the support rod 11, the movable plate 5 stably moves in the vertical direction along the direction of the sliding groove 3 through the sliding block 4, after the adjustment is completed, the head of the patient is fixed through the fixing frame 12, after the fixing is completed, the patient visually observes the front, at the moment, the shading plate 2 adopts a black plate, the shading plate 2 has a good shading effect, so that the detection effect is better, then, the height of the shading plate is adjusted to be at the same as the height of the eyes of the patient through the electric lifting rod 14, then the inspection mirror body 15 is moved to the front of a left eye or a right eye through the sliding block 13 and the sliding rod 18, when the patient detects, the dead ahead is looked all the time for it is more accurate to detect, and this device simple structure simultaneously, and convenient operation is swift.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an eye vision optical inspection appearance, includes the bottom plate, its characterized in that: the shading plates are symmetrically arranged on the front and back of the bottom plate, each shading plate is symmetrically provided with sliding grooves on the left and right, a sliding block slides on the inner side of each sliding groove, a movable plate is arranged above the bottom plate, the sliding block and the movable plate are fixedly connected, a threaded block is arranged on the upper side of the bottom plate, the threaded block is in threaded connection with a lead screw, guide holes are formed in the front and back parts of the threaded block, guide rods slide and are connected in the guide holes, support frames are arranged at two ends of each guide rod, the left end of each lead screw is rotatably connected with the support frame, a motor is connected behind the right part of each lead screw which penetrates through and is rotatably connected with the support frames, support rods are symmetrically hinged on the front and back of the upper side of the threaded block, the upper ends of the support rods are hinged with the movable plate, a fixed frame is arranged on the left side of the movable plate, rectangular through holes are formed in the sliding blocks on the right side of the movable plate, and damping layers are arranged on the inner sides of the rectangular through holes, the damping layer is internally provided with a sliding rod, the upper side of the sliding rod is provided with an electric lifting rod, and the upper end of the electric lifting rod is provided with a viewing mirror body.
2. The eye vision inspection apparatus of claim 1, wherein: the mount includes the chin bracket, and chin bracket upside bilateral symmetry is provided with facial grip block, and facial grip block inboard is provided with the elastic layer, facial grip block is the arc structure, and the back of the body cambered surface of facial grip block is provided with electric telescopic handle, and electric telescopic handle keeps away from the one end of facial grip block and is provided with curb plate, curb plate and fly leaf fixed connection.
3. The eye vision inspection apparatus of claim 1, wherein: the damping layer is a rubber layer or a plastic layer.
4. The eye vision inspection apparatus of claim 1, wherein: the section of the sliding rod is of a rectangular structure, fixing plates are arranged at two ends of the sliding rod, and the fixing plates are fixedly connected with the movable plate.
5. The eye vision inspection apparatus of claim 1, wherein: the middle part of the thread block is provided with a thread hole parallel to the guide hole, and the thread block is in threaded connection with the lead screw through the thread hole.
6. The eye vision inspection apparatus of claim 1, wherein: and the left end and the right part of the lead screw are both provided with a shaft base for supporting the lead screw to rotate.
7. The eye vision inspection apparatus of claim 1, wherein: the guide rod is fixedly connected with the support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122221144.8U CN215687757U (en) | 2021-09-14 | 2021-09-14 | Eye vision optical image detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122221144.8U CN215687757U (en) | 2021-09-14 | 2021-09-14 | Eye vision optical image detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215687757U true CN215687757U (en) | 2022-02-01 |
Family
ID=80019932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122221144.8U Active CN215687757U (en) | 2021-09-14 | 2021-09-14 | Eye vision optical image detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215687757U (en) |
-
2021
- 2021-09-14 CN CN202122221144.8U patent/CN215687757U/en active Active
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