CN220917400U - Vision detection auxiliary tool - Google Patents

Abstract

The utility model discloses an eyesight detection auxiliary tool, which comprises an auxiliary mirror, wherein a frame is arranged on the outer side of the auxiliary mirror, the frame is of a semi-arc structure, two ends of the frame are respectively connected with the center positions of two sides of the auxiliary mirror in a rotating way through a rotating shaft, and the eyesight detection auxiliary tool further comprises: the connecting rod set up in the back of frame, the connecting rod includes branch and No. two branches, the tail end outside of branch is provided with the screw thread. According to the utility model, the combined structure of the auxiliary mirror, the frame and the connecting rod is used for forming a detection auxiliary tool, and the detection tool is arranged on the outer side of the visual chart lamp box or the supporting column so as to fix the tool, so that an inspector can observe the condition of a patient conveniently through the auxiliary mirror, the inspector does not need to swing around and around, the working efficiency and the inspector moderately are improved, and the auxiliary tool can be used for adjusting a proper position according to the use habit of the inspector.

Description

Vision detection auxiliary tool

Technical Field

The utility model relates to the technical field of auxiliary tools, in particular to an eyesight detection auxiliary tool.

Background

The visual inspection is one of the basic visual inspection items, all eye disease patients need to carry out an ophthalmic inspection, when an inspector uses the visual inspection table, the inspector needs to stand at a position which is 2.5m away from a lamp box of the visual inspection table, then the inspector needs to hold an indication rod, the E character marks are indicated step by step from top to bottom on the visual inspection table, in the process, the inspector needs to turn round to complete the inspection, and observe the recognition state of the inspector, and meanwhile, needs to determine whether the letter direction of the indicated position of the indication rod on the visual inspection table is the same as the letter direction answered by the inspector, and because the inspector needs to carefully inspect the inspector and determine the vision condition of the inspector, the process needs to last for a certain time.

If the number of patients is small, the head of the inspector turns back and forth in a short time and does not cause discomfort to the body, but in the conditions of hospitals or outgoing volunteer medical consultation, the number of patients is large, the inspection time of the inspector can be greatly prolonged, the number of times of head turning back and forth is prolonged, and the inspector can be aggravated to be dizzy for a long time, so that the body health of the inspector is seriously affected.

Therefore, it is necessary to invent a vision testing aid to solve the above problems.

Disclosure of utility model

The utility model aims to provide an eyesight test auxiliary tool for solving the defects in the technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a vision inspection appurtenance, includes the appurtenance mirror, the outside of appurtenance mirror is provided with the frame, the frame is half arc structure, the both ends of frame are rotated through the both sides central point of rotation axis and appurtenance mirror respectively and are connected, still includes:

The connecting rod is arranged on the back of the frame and comprises a first supporting rod and a second supporting rod, threads are arranged outside the tail end of the first supporting rod, and the front end of the connecting rod is fixedly connected with the center of the back of the frame;

The visual acuity chart lamp box is characterized in that support columns are arranged on two sides of the visual acuity chart lamp box, and the two sides of the visual acuity chart lamp box are fixedly connected with the support columns through connecting parts;

The connecting part is arranged at the end part of the connecting rod, and the tail end of the connecting rod is installed with the visual chart lamp box or the supporting column through the connecting part.

As a preferable scheme of the utility model, the connecting rod is of a telescopic structure, the front end of the first supporting rod is inserted with the second supporting rod in a sliding way, the outer side of the first supporting rod is provided with a through hole, the outer side of the second supporting rod is embedded with a plurality of balls distributed at equal intervals, the bottom of each ball is fixedly connected with a spring, and the springs are vertically arranged in the second supporting rod.

As a preferable scheme of the utility model, the connecting part comprises a first connecting piece arranged on the supporting column, the first connecting piece comprises a clamping ring and a bolt, the bolt is arranged at the tail end of the connecting rod, the clamping ring is fixedly provided with a connecting seat, and a silica gel pad is adhered to the inner wall of the bolt.

As the preferable scheme of the utility model, the clamping ring is sleeved on the supporting column, the clamping ring is of an open type design, the openings at the two ends of the clamping ring are provided with the protruding parts, and the protruding parts at the two ends of the clamping ring are fixedly connected through the combination of the bolts and the nuts.

As a preferable scheme of the utility model, the connecting part comprises a second connecting piece arranged on the supporting column, the second connecting piece comprises a lantern ring and a plunger rod, the lantern ring is arranged at the tail end of the connecting rod, the lantern ring is fixedly provided with a connecting seat, and the inner wall of the lantern ring is adhered with a silica gel pad.

As a preferable scheme of the utility model, the lantern ring is sleeved on the supporting column, corresponding holes are formed in two sides of the lantern ring, the holes are matched with the inserted bars, insertion holes are transversely formed in the supporting column, and the front ends of the inserted bars transversely penetrate through the lantern ring and are inserted into the insertion holes of the supporting column.

As a preferable scheme of the utility model, the connecting part comprises a third connecting piece arranged on one side of the visual chart lamp box, the third connecting piece comprises a clamping hook and a clamping sleeve, the clamping hook is arranged at the tail end of the connecting rod, the clamping hook is fixedly provided with a connecting seat, and a silica gel pad is adhered to the inner wall of the clamping hook.

As a preferable scheme of the visual test chart lamp box, two sides of the clamping sleeve are fixedly arranged on one side of the visual test chart lamp box through screws, the upper end of the clamping sleeve is provided with the slot, the clamping hook is of an inverted U-shaped structure, and one end of the clamping hook is matched with the clamping sleeve and is in clamping connection.

In the technical scheme, the utility model has the technical effects and advantages that:

1. The combined structure of the auxiliary mirror, the frame and the connecting rod forms an auxiliary detection tool, the auxiliary detection tool is arranged on the outer side of the visual chart lamp box or the supporting column, so that the tool is fixed, an inspector can observe the condition of a patient through the auxiliary mirror conveniently, the inspector does not need to swing around the head left and right, the working efficiency and the inspector moderate degree are improved, and the auxiliary detection tool can adjust the proper position according to the use habit of the inspector;

2. Through setting up connecting piece, no. two connecting pieces and No. three connecting pieces, utilize these three connecting pieces to form three kinds of different mounting means, make this appurtenance can install in suitable position according to the actual conditions of visual chart lamp house, the structure of these three connecting pieces is all comparatively simple simultaneously, consequently facilitates the use, no matter install or dismantle, can both accomplish alone fast.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for those skilled in the art.

FIG. 1 is a perspective view showing the overall structure of the auxiliary tool in a first use state;

FIG. 2 is a perspective view showing a second use state of the whole structure of the auxiliary tool of the present utility model;

FIG. 3 is a perspective view showing a third use state of the whole structure of the auxiliary tool of the present utility model;

FIG. 4 is a perspective view showing a first connection state of the auxiliary mirror according to the present utility model;

FIG. 5 is a perspective view showing a second connection state of the auxiliary mirror of the present utility model;

fig. 6 is a perspective view showing a third connection state of the auxiliary mirror of the present utility model.

Reference numerals illustrate:

1. An auxiliary mirror; 2. a frame; 3. a connecting rod; 31. a first strut; 32. a second strut; 33. a through hole; 34. a ball; 4. visual chart lamp box; 5. a support column; 6. a first connecting piece; 61. a clasp; 62. a bolt; 7. a second connecting piece; 71. a collar; 72. a rod; 8. a third connecting piece; 81. a hook; 82. a cutting sleeve; 9. a jack; 10. a connecting seat; 11. and a silica gel pad.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides an eyesight test auxiliary tool as shown in figures 1-6, which comprises an auxiliary mirror 1, wherein a frame 2 is arranged on the outer side of the auxiliary mirror 1, the frame 2 is of a semi-arc structure, two ends of the frame 2 are respectively connected with the center positions of two sides of the auxiliary mirror 1 in a rotating way through rotating shafts, and the eyesight test auxiliary tool further comprises:

The connecting rod 3 is arranged on the back of the frame 2, the connecting rod 3 comprises a first supporting rod 31 and a second supporting rod 32, threads are arranged outside the tail end of the first supporting rod 31, and the front end of the connecting rod 3 is fixedly connected with the center position of the back of the frame 2;

the visual chart lamp box 4, wherein the two sides of the visual chart lamp box 4 are provided with support columns 5, and the two sides of the visual chart lamp box 4 are fixedly connected with the support columns 5 through connecting parts;

the connecting part is arranged at the end part of the connecting rod 3, and the tail end of the connecting rod 3 is installed with the visual chart lamp box 4 or the supporting column 5 through the connecting part.

Example 1

As shown in fig. 1-3, the installation positions of the visual chart lamp box 4 are different installation modes according to different use scenes, and generally are divided into two types, one type is that the visual chart lamp box 4 is directly hung and fixedly installed on a wall, the installation mode is limited in the use area of the visual chart lamp box 4 and can not be detached at will, and the other type is that the visual chart lamp box 4 is fixedly supported by adopting the supporting columns 5, so that the visual chart lamp box 4 can be stably erected and can be conveniently moved, and the use positions of the visual chart lamp box 4 can be timely changed according to the use requirements, so that the installation mode of the visual inspection auxiliary tool, namely the auxiliary mirror 1, is also required to be changed according to the two installation modes of the visual chart lamp box 4, and the applicability of the auxiliary mirror 1 can be better.

Further, in the above technical scheme, the connecting rod 3 is a telescopic structure, the front end of the first supporting rod 31 is slidably inserted with the second supporting rod 32, the outer side of the first supporting rod 31 is provided with the through hole 33, the outer side of the second supporting rod 32 is embedded with a plurality of balls 34 distributed at equal intervals, the bottoms of the balls 34 are fixedly connected with springs, and the springs are vertically installed in the second supporting rod 32.

Example 2

As shown in fig. 4-6, the connecting rod 3 is designed into a telescopic structure, and is connected with the second support rod 32 through the combination of the first support rod 31 to form a simple telescopic structure, the telescopic structure is convenient to use and operate, the whole length of the connecting rod 3 is changed by stretching the position of the second support rod 32, the second support rod 32 is fixed with the first support rod 31 in position after being adjusted, and then the ball 34 on the second support rod 32 is matched with the through hole 33 on the first support rod 31 to form a simple clamping structure, so that the position of the second support rod 32 is convenient to adjust, the second support rod 32 can be fixed after the position is adjusted, an inspector can adjust the connecting rod 3 to a proper length according to own use habit, and the inspector has a good observation visual angle when observing a patient through the auxiliary mirror 1.

Further, in the above technical scheme, the connecting portion includes a first connecting piece 6 disposed on the support column 5, the first connecting piece 6 includes a snap ring 61 and a bolt 62, the bolt 62 is disposed at the tail end of the connecting rod 3, the snap ring 61 is fixedly provided with the connecting seat 10, and the inner wall of the bolt 62 is adhered with the silica gel pad 11.

Further, in the above technical scheme, the snap ring 61 is sleeved on the support column 5, the snap ring 61 is of an open type design, and protruding portions are arranged at openings at two ends of the snap ring 61, and the protruding portions at two ends of the snap ring 61 are fixedly connected through a bolt 62 and a nut combination.

Example 3

As shown in figures 1 and 4, through the combined connection of the tail end of the connecting rod 3 and the connecting seat 10 at one side of the clamping ring 61, the clamping ring 61 is sleeved on the support column 5, a bolt 62 is arranged at the bulge part at the opening of the clamping ring 61, and an adaptive nut is arranged, the clamping ring 61 is contracted by rotating the position of the adjusting nut, so that the clamping ring 61 is fixed on the support column 5, thereby forming the position fixing of the auxiliary mirror 1, and the height of the installation position of the auxiliary mirror 1 can be determined according to the use requirement of an inspector by firstly determining the position height of the clamping ring 61, then rotating the nut to contract the clamping ring 61, and fixing the position

Further, in the above technical scheme, the connecting portion includes a No. two connecting piece 7 disposed on the support column 5, the No. two connecting piece 7 includes a collar 71 and a plunger 72, the collar 71 is disposed at the tail end of the connecting rod 3, the collar 71 is fixedly mounted with the connecting seat 10, and the inner wall of the collar 71 is bonded with the silica gel pad 11.

Further, in the above technical solution, the collar 71 is sleeved on the support column 5, corresponding holes are formed on two sides of the collar 71, the holes are matched with the insert rods 72, the support column 5 is transversely provided with the insertion holes 9, and the front ends of the insert rods 72 transversely penetrate through the collar 71 and are inserted into the insertion holes 9 of the support column 5.

Example 4

As shown in fig. 2 and 5, the front connecting seat 10 of the collar 71 is connected with the tail end of the connecting rod 3 through threads, and then the collar 71 is sleeved on the supporting column 5, so that in order to fix the collar 71 on the supporting column 5, the jack 9 needs to be formed on the supporting column 5, then the hole of the collar 71 is inserted into the hole of the collar 71 through the inserted rod 72, and the position of the collar 71 is fixed in the jack 9 of the supporting column 5, so that the position of the auxiliary mirror 1 is fixed.

Further, in the above technical scheme, the connecting portion includes No. three connecting pieces 8 that set up in visual chart lamp house 4 one side, no. three connecting pieces 8 include trip 81 and cutting ferrule 82, trip 81 sets up in the tail end of connecting rod 3, trip 81 fixed mounting has connecting seat 10, the bonding has silica gel pad 11 on the inner wall of trip 81.

Further, in the above technical scheme, the two sides of the clamping sleeve 82 are fixedly mounted on one side of the visual chart lamp box 4 through screws, the upper end of the clamping sleeve 82 is provided with a slot, the clamping hook 81 is of an inverted U-shaped structure, and one end of the clamping hook 81 is matched with the clamping sleeve 82 and is connected in a clamping manner.

Example 5

As shown in fig. 3 and 6, since the eye chart lamp box 4 is directly installed on a wall, the support column 5 is not required to be arranged, so that the installation structures in the embodiment 3 and the embodiment 4 cannot be installed on the eye chart lamp box 4, therefore, the eye chart lamp box 4 is required to be additionally installed on one side outer wall of the eye chart lamp box 4, the clamping sleeve 82 and the outer wall of the eye chart lamp box 4 are fixedly connected, the front connecting seat 10 of the clamping hook 81 is connected with the tail end of the connecting rod 3, the upper end of the clamping sleeve 82 is provided with the slot, and the clamping hook 81 is in an inverted U-shaped structure, so that one end of the clamping hook 81 can be inserted into the slot at the upper end of the clamping sleeve 82, the installation positions of the connecting rod 3 and the auxiliary mirror 1 are fixed, the installation mode has small change on the eye chart lamp box 4, the eye chart lamp box 4 cannot be damaged, and meanwhile, the rotation of the auxiliary mirror 1 on the frame 2 cannot be influenced.

When the vision detection auxiliary tool provided by the utility model is used, the working process is as follows:

According to the installation condition of the visual chart lamp box 4, the auxiliary mirror 1 is connected by selecting a proper connecting part, the structures of the first connecting piece 6 and the second connecting piece 7 of the connecting part are mainly suitable for the visual chart lamp box 4 erected through the supporting column 5, the structure of the third connecting piece 8 of the connecting part is suitable for the visual chart lamp box 4 with a hanging structure, the structures of the three connecting parts can not influence the angle adjustment of the auxiliary mirror 1, and meanwhile, the silica gel pad 11 is adhered on the inner walls of the clamping ring 61, the lantern ring 71 and the clamping hook 81 in the three connecting pieces, and the friction force between the clamping ring 61 and the supporting column 5, the lantern ring 71 or the supporting column 5 and between the clamping hook 81 and the clamping sleeve 82 can be increased through the silica gel pad 11, so that the connection between the clamping ring 61 and the supporting column 5, the lantern ring 71 or the supporting column 5, and the connection between the clamping hook 81 and the clamping sleeve 82 are more stable.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (8)

1. Vision testing appurtenance, including auxiliary mirror (1), its characterized in that: the outside of auxiliary mirror (1) is provided with frame (2), frame (2) are half arc structure, the both ends of frame (2) are rotated through the both sides central point of rotation axis with auxiliary mirror (1) respectively and are connected, still include:

The connecting rod (3) is arranged on the back of the frame (2), the connecting rod (3) comprises a first supporting rod (31) and a second supporting rod (32), threads are arranged outside the tail end of the first supporting rod (31), and the front end of the connecting rod (3) is fixedly connected with the center position of the back of the frame (2);

The visual chart lamp box (4), the two sides of the visual chart lamp box (4) are provided with support columns (5), and the two sides of the visual chart lamp box (4) are fixedly connected with the support columns (5) through connecting parts;

The connecting part is arranged at the end part of the connecting rod (3), and the tail end of the connecting rod (3) is installed with the visual chart lamp box (4) or the supporting column (5) through the connecting part.

2. A vision testing aid as claimed in claim 1, wherein: connecting rod (3) are extending structure, the front end of branch (31) slides and inserts No. two branches (32), run-through-hole (33) have been seted up in the outside of branch (31), the outside of branch (32) is inlayed and is equipped with ball (34) of a plurality of equidistant distribution, every the equal fixedly connected with springs in bottom of ball (34), and the inside of branch (32) is just installed to the spring is vertical.

3. A vision testing aid as claimed in claim 2, wherein: the connecting portion comprises a first connecting piece (6) arranged on the supporting column (5), the first connecting piece (6) comprises a clamping ring (61) and a bolt (62), the bolt (62) is arranged at the tail end of the connecting rod (3), the clamping ring (61) is fixedly provided with a connecting seat (10), and a silica gel pad (11) is adhered to the inner wall of the bolt (62).

4. A vision testing aid as claimed in claim 3, wherein: the clamping ring (61) is sleeved on the supporting column (5), the clamping ring (61) is of an open type design, protruding portions are arranged at openings at two ends of the clamping ring (61), and the protruding portions at two ends of the clamping ring (61) are fixedly connected through bolt (62) and nut combination.

5. A vision testing aid as claimed in claim 2, wherein: the connecting portion comprises a second connecting piece (7) arranged on the supporting column (5), the second connecting piece (7) comprises a sleeve ring (71) and a plunger rod (72), the sleeve ring (71) is arranged at the tail end of the connecting rod (3), the sleeve ring (71) is fixedly provided with a connecting seat (10), and a silica gel pad (11) is adhered to the inner wall of the sleeve ring (71).

6. A vision testing aid as claimed in claim 5, wherein: the sleeve ring (71) is sleeved on the support column (5), corresponding holes are formed in two sides of the sleeve ring (71), the holes are matched with the inserted rods (72), insertion holes (9) are transversely formed in the support column (5), and the front ends of the inserted rods (72) transversely penetrate through the sleeve ring (71) and are inserted into the insertion holes (9) of the support column (5).

7. A vision testing aid as claimed in claim 2, wherein: the connecting portion comprises a third connecting piece (8) arranged on one side of the visual chart lamp box (4), the third connecting piece (8) comprises a clamping hook (81) and a clamping sleeve (82), the clamping hook (81) is arranged at the tail end of the connecting rod (3), a connecting seat (10) is fixedly arranged on the clamping hook (81), and a silica gel pad (11) is adhered to the inner wall of the clamping hook (81).

8. A vision testing aid as claimed in claim 7, wherein: the utility model discloses a visual chart lamp house, including cutting ferrule (82), slot, trip (81) are U-shaped structure, and the one end and cutting ferrule (82) looks adaptation of trip (81) to the joint is connected, and the slot has been seted up to the upper end of cutting ferrule (82) through screw fixed mounting in one side of visual chart lamp house (4).