CN218889645U

CN218889645U - Ophthalmic multifunctional ruler

Info

Publication number: CN218889645U
Application number: CN202223569560.8U
Authority: CN
Inventors: 李爱玲
Original assignee: Jinxiang County People's Hospital
Current assignee: Jinxiang County People's Hospital
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-04-21
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to an ophthalmic multifunctional ruler, which comprises a bearing, an ophthalmic ruler, a sliding device and a folding device. According to the ophthalmic multifunctional ruler, the sliding block on the sliding plate is moved to drive the pointer to move, the position pointed by the pointer is the interpupillary distance, when the pointer is moved through reading by the graduated scale, the handle is twisted to drive the positioning pin to squeeze the screw rod, so that the adjusting plate and the sliding plate are locked, a limiting effect is achieved, the pointer is prevented from shaking and shifting due to external force, and the measuring accuracy is greatly improved; this multi-functional chi of ophthalmology, pulling first layer board drives the damping slider and slides, stops sliding when touching first stopper, and folding device expands furthest, can be used to measure the canthus angle, convenient and fast, and is practical pleasing to the eye.

Description

Ophthalmic multifunctional ruler

Technical Field

The utility model relates to the technical field of medical measuring scales, in particular to an ophthalmic multifunctional scale.

Background

As is well known, during ophthalmic medical and diagnostic procedures, a patient often needs to be fully examined, such as eyelid distance, pupil diameter, etc. measurements of the patient.

But in the prior art of the ophthalmic ruler, the ophthalmic ruler has a complex structure or is too monotonous, a practical and attractive multifunctional ruler is lacked, the whole ruler is inconvenient to carry when being measured, and errors are easy to occur if the ruler is not measured during measurement, so that the measurement accuracy is reduced.

Disclosure of Invention

(one) solving the technical problems

In order to solve the technical problems, the utility model provides an ophthalmic multifunctional ruler.

(II) technical scheme

Based on the above, the utility model provides the following technical scheme: an ophthalmic multi-functional ruler comprising:

the bearing is convenient for rotating around the shaft;

the ophthalmic ruler is arranged in the middle of the bearing, is convenient to detach and is also convenient to use;

the eye ruler further comprises a sliding device and a folding device, wherein the sliding device is fixed with the top end of the eye ruler, and the middle part of the folding device is rotationally connected with the middle part of the bearing.

Preferably, the sliding device comprises a sliding plate, a sliding block, a pointer and a positioner, wherein the left end of the sliding plate is rotationally connected with the bearing, the sliding block is in sliding fit with the middle part of the sliding plate, the pointer is fixed with the bottom end of the sliding block, the positioner is arranged in the middle part of the sliding plate, and the positioner is in contact with the two ends of the sliding block.

Preferably, the locator includes locating piece, regulating plate, screw rod, locating pin, handle, the bottom of locating piece is connected with the top of slide, the regulating plate is installed in the middle part of locating piece, the middle part screw thread fit of regulating plate and screw rod, the screw rod is installed in the inside of locating piece, the right-hand member clearance fit of locating pin and locating piece, the locating pin is connected with the right-hand member transmission of screw rod, the handle is fixed mutually with the right-hand member of locating pin, the bottom sliding connection of regulating plate and slide.

Preferably, the folding device comprises a first layer plate, a damping sliding block, a first limiting block, a secondary layer plate and a second limiting block, wherein the bottom end of the first layer plate is fixed with the top end of the damping sliding block, the damping sliding block is in sliding fit with the top end of the secondary layer plate, the first limiting block is arranged at the right end of the secondary layer plate, the secondary layer plate is connected with the bottom end of the first layer plate, the second limiting block is arranged at the left end of the secondary layer plate, and the first layer plate is arranged at the top end of the bearing.

Preferably, the bearing is provided with four layers in total, and can rotate 360 degrees around the shaft, the upper part of the ophthalmology ruler is provided with a square opening, the lower part of the ophthalmology ruler is provided with a pair of square openings, and the bottom end of the ophthalmology ruler is provided with a triangular notch, so that the eyes can be conveniently fixed.

Preferably, the locator is square and moves linearly along the x-axis, and two groups of locator are arranged and symmetrically distributed along the head and the tail of the sliding plate.

Preferably, the regulating plate is square structure, and the bottom outwards grows one section, is equipped with two sets of altogether, and one is fixed, and an activity is convenient for spacing.

Preferably, the second limiting block is concave, and the inner width of the second limiting block is consistent with the diameter of the damping sliding block, so that the second limiting block is convenient to fold.

Preferably, the sublayer plate is arc-shaped, a semi-arc-shaped groove is formed in the top end of the sublayer plate, and two ends of the groove are opened, so that sliding fit is facilitated.

(III) beneficial effects

Compared with the prior art, the utility model provides an ophthalmic multifunctional ruler, which has the following beneficial effects:

1. this multi-functional chi of ophthalmology drives the pointer through the slider on the removal slide and removes, and the pointer indicates the place and is the interpupillary distance, reads through the scale, when removing the pointer, twists the handle, drives locating pin extrusion screw rod, makes regulating plate and slide lock mutually, plays spacing effect, prevents because external force makes the pointer shake skew, has promoted measuring accuracy greatly.

2. This multi-functional chi of ophthalmology, pulling first layer board drives the damping slider and slides, stops sliding when touching first stopper, and folding device expands furthest, can be used to measure the canthus angle, convenient and fast, and is practical pleasing to the eye.

Drawings

FIG. 1 is a schematic view of the overall structure of the multifunctional ruler of the utility model;

FIG. 2 is a schematic plan view of the multifunctional ruler of the present utility model;

FIG. 3 is a schematic top view of a sliding device according to the present utility model;

FIG. 4 is a schematic perspective view of a positioner according to the present utility model;

fig. 5 is a schematic perspective view of a folding device according to the present utility model.

In the figure: 1-rotating shaft, 2-ophthalmology ruler, 3-sliding device, 4-folding device, 31-slide plate, 32-slide block, 33-pointer, 34-positioner, 341-positioning block, 342-adjusting plate, 343-pressure spring, 344-positioning pin, 345-handle, 41-first layer, 42-slide block, 43-first limit block, 44-second layer and 45-second limit block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, an ophthalmic multi-functional ruler, comprising:

a bearing 1 for facilitating rotation about an axis;

the ophthalmology ruler 2 is arranged in the middle of the bearing 1, is convenient to detach and is also convenient to use;

the ophthalmic ruler further comprises a sliding device 3 and a folding device 4, wherein the sliding device 3 is fixed with the top end of the ophthalmic ruler 2, and the middle part of the folding device 4 is rotatably connected with the middle part of the bearing 1.

In addition, the bearing 1 is provided with four layers in total, and can rotate 360 degrees around the shaft, the upper part of the ophthalmic ruler 2 is provided with a square opening, the lower part of the ophthalmic ruler is provided with a pair of square openings, and the bottom end of the ophthalmic ruler is provided with a triangular notch, so that the fixation of eyes is facilitated.

Referring to fig. 3, the sliding device 3 includes a sliding plate 31, a sliding block 32, a pointer 33, and a positioner 34, wherein the left end of the sliding plate 31 is rotatably connected with the bearing 1, the sliding block 32 is slidably matched with the middle portion of the sliding plate 31, the pointer 33 is fixed to the bottom end of the sliding block 32, the positioner 34 is mounted in the middle portion of the sliding plate 31, and the positioner 34 contacts with two ends of the sliding block 32.

In addition, the positioner 34 is square and moves linearly along the x-axis, and two groups of the positioners are symmetrically distributed along the head and tail of the slide plate 31.

Referring to fig. 4, the positioner 34 includes a positioning block 341, an adjusting plate 342, a screw 343, a positioning pin 344, and a handle 345, wherein the bottom end of the positioning block 341 is connected with the top end of the sliding plate 31, the adjusting plate 342 is mounted in the middle of the positioning block 341, the adjusting plate 342 is in threaded fit with the middle of the screw 343, the screw 343 is mounted in the positioning block 341, the positioning pin 344 is movably matched with the right end of the positioning block 341, the positioning pin 344 is in driving connection with the right end of the screw 343, the handle 345 is fixed with the right end of the positioning pin 344, and the adjusting plate 342 is slidably connected with the bottom end of the sliding plate 31.

In addition, the adjusting plate 342 has a square structure, and the bottom end of the adjusting plate is extended outwards to form a section, and two groups of adjusting plates are arranged together, one group of adjusting plates is fixed, and the other group of adjusting plates moves, so that the limiting is facilitated.

Referring to fig. 5, the folding device 4 includes a first plate 41, a damping slider 42, a first limiting block 43, a second plate 44, and a second limiting block 45, wherein the bottom end of the first plate 41 is fixed to the top end of the damping slider 42, the damping slider 42 is slidably matched with the top end of the second plate 44, the first limiting block 43 is mounted at the right end of the second plate 44, the second plate 44 is connected with the bottom end of the first plate 41, the second limiting block 45 is mounted at the left end of the second plate 44, and the first plate 41 is mounted at the top end of the bearing 1.

In addition, the second limiting block 45 is concave, the inner width of the second limiting block is consistent with the diameter of the damping slider 42, the second limiting block is convenient to fold, the sub-layer plate 44 is arc-shaped, a semi-arc-shaped groove is formed in the top end of the sub-layer plate, and two ends of the groove are opened, so that sliding fit is facilitated.

In summary, when in use, the ophthalmic ruler 2 is placed on the face of a patient to align the eyes and nose, the sliding block 32 on the sliding plate 31 is moved to drive the pointer 33 to move, the pupil distance is indicated by the pointer, when the pointer 33 is moved, the handle 345 is twisted to drive the positioning pin 344 to be in threaded fit with the positioning block 341, so that the screw 343 in the positioning block 341 is extruded, the adjusting plate 342 is driven to be locked with the sliding plate 31, the limiting effect is achieved, the pointer 33 is prevented from being dithered and offset due to external force, and the measurement accuracy is greatly improved;

the first plate 41 is pulled to rotate through the bearing 1, the damping sliding block 42 fixed at the bottom end is driven to slide, the sliding is stopped when the first limiting block 43 is touched, the folding device 4 is unfolded to the maximum limit, and the device can be used for measuring the angle of the canthus, is convenient and quick, and is practical and attractive;

after the use, the first layer board 41 and the second layer board 44 are folded and retracted, and the portable electric bicycle is convenient to carry.

The control mode of the utility model is controlled by manually starting and closing the switch, the wiring diagram of the power element and the supply of the power supply are common knowledge in the field, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and the wiring arrangement in detail.

The control mode of the utility model is automatically controlled by the controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power also belongs to common knowledge in the art, and the utility model is mainly used for protecting a mechanical device, so the utility model does not explain the control mode and circuit connection in detail.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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

1. An ophthalmic multi-functional ruler comprising:

a bearing (1) which is convenient for rotation around the shaft;

the ophthalmology ruler (2) is arranged in the middle of the bearing (1) and is convenient to detach and use;

the method is characterized in that: still include slider (3) and folding device (4), slider (3) are fixed with the top of ophthalmology chi (2), the middle part of folding device (4) is rotated with the middle part of bearing (1) and is connected, slider (3) are including slide (31), slider (32), pointer (33), locator (34), the left end and the bearing (1) of slide (31) are rotated and are connected, slider (32) and the middle part sliding fit of slide (31), pointer (33) are fixed with the bottom of slider (32), locator (34) are installed in the middle part of slide (31), locator (34) are contacted with slider (32) both ends.

2. An ophthalmic multi-purpose ruler as claimed in claim 1, wherein: the locator (34) comprises a locating block (341), an adjusting plate (342), a screw rod (343), a locating pin (344) and a handle (345), wherein the bottom end of the locating block (341) is connected with the top end of the sliding plate (31), the adjusting plate (342) is installed in the middle of the locating block (341), the adjusting plate (342) is in threaded fit with the middle of the screw rod (343), the screw rod (343) is installed in the inside of the locating block (341), the locating pin (344) is in movable fit with the right end of the locating block (341), the locating pin (344) is connected with the right end of the screw rod (343) in a transmission mode, the handle (345) is fixed with the right end of the locating pin (344), and the adjusting plate (342) is in sliding connection with the bottom end of the sliding plate (31).

3. An ophthalmic multi-purpose ruler as claimed in claim 1, wherein: folding device (4) are including first layer board (41), damping slider (42), first stopper (43), sublayer board (44), second stopper (45), the bottom of first layer board (41) is fixed with the top of damping slider (42), the top sliding fit of damping slider (42) and sublayer board (44), first stopper (43) are installed in the right-hand member of sublayer board (44), sublayer board (44) are connected with the bottom of first layer board (41), the left end in sublayer board (44) is installed to second stopper (45), the top in bearing (1) is installed to first layer board (41).

4. An ophthalmic multi-purpose ruler as claimed in claim 1, wherein: the bearing (1) is provided with four layers in total and can rotate 360 degrees around the shaft, the upper part of the ophthalmology ruler (2) is provided with a square opening, the lower part of the ophthalmology ruler is provided with a pair of square openings, and the bottom end of the ophthalmology ruler is provided with a triangular notch.

5. An ophthalmic multi-purpose ruler as claimed in claim 1, wherein: the positioners (34) are square and move linearly along the x-axis, and are provided with two groups which are symmetrically distributed along the head and the tail of the sliding plate (31).

6. An ophthalmic multi-purpose ruler as claimed in claim 2, wherein: the adjusting plate (342) is of a square structure, a section of adjusting plate grows outwards from the bottom end, two groups of adjusting plates are arranged in total, and one adjusting plate is fixed and the other adjusting plate moves.

7. An ophthalmic multi-purpose ruler as claimed in claim 3, wherein: the second limiting block (45) is concave, and the inner width of the second limiting block is consistent with the diameter of the damping sliding block (42).

8. An ophthalmic multi-purpose ruler as claimed in claim 3, wherein: the sublayer plate (44) is arc-shaped, a semi-arc-shaped groove is formed in the top end of the sublayer plate, and two ends of the groove are open.