CN219331620U

CN219331620U - Eye shielding device

Info

Publication number: CN219331620U
Application number: CN202320392973.9U
Authority: CN
Inventors: 管叶; 王敏; 林方丽; 赵玉杰
Original assignee: First Medical Center of PLA General Hospital
Current assignee: First Medical Center of PLA General Hospital
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-07-14
Anticipated expiration: 2033-03-06

Abstract

The utility model belongs to the technical field of eye screening in ophthalmic examination, and particularly relates to an eye screening device. The technique includes the solid fixed ring that the level set up, gu be provided with in the fixed ring and fix the fixed subassembly at the user's head with solid fixed ring front side level and be fixed with the fixed plate, the fixed plate below is vertical to be provided with the installation piece, two connecting blocks that are left and right sides and arrange are installed to the installation piece bottom, the connecting block bottom all is fixed with first fixed frame and the fixed frame of second that is parallel arrangement around being, be provided with the separation blade between first fixed frame and the fixed frame of second, be provided with the rotating assembly who is used for changing the separation blade between first fixed frame and the fixed frame of second on the fixed frame of second, be provided with the adjusting part who is used for adjusting the fixed frame of second to user's eye socket interval on the fixed plate. According to the utility model, under the action of the rotating assembly, the baffle between the two fixed frames can be replaced, so that the vision measurement of medical staff is assisted.

Description

Eye shielding device

Technical Field

The utility model belongs to the technical field of eye screening in ophthalmic examination, and particularly relates to an eye screening device.

Background

Vision refers to the ability of the retina to resolve images. The quality of vision is determined by the amount of retinal image resolution, however, when the refractive medium of the eye becomes turbid or there is refractive error, vision of the eye is degraded even if the retina functions well.

At present, when vision detection is carried out, two eyes are usually measured separately, a patient holds an eye shielding plate to shield one eye, medical staff measures the vision of the patient through comparing an eye chart, the eye shielding plate can be held by hand for a long time to enable the arm of the patient to be ache, so that the patient is tired, when the vision of the patient is measured, sometimes, whether the patient has ametropia or not needs to be distinguished by using a small hole mirror, the patient needs to hold the eye shielding plate and the small hole mirror by hands respectively, the operation is more troublesome, and in addition, the patient needs to wear lenses with degrees to assist vision detection sometimes, the operation is more complex, and the use is inconvenient.

Disclosure of Invention

According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: the eye shielding device is simple in structure, convenient to replace different types of glass slides and capable of assisting medical staff in completing vision measurement.

The eye shade device comprises a fixing ring which is horizontally arranged, a fixing component which is used for fixing the fixing ring on the head of a user is arranged in the fixing ring, a fixing plate is horizontally fixed on the front side of the fixing ring, a mounting block is vertically arranged below the fixing plate, two connecting blocks which are arranged left and right are arranged at the bottom of the mounting block, a first fixing frame and a second fixing frame which are arranged in parallel are fixed at the bottom of the connecting blocks, a baffle is arranged between the first fixing frame and the second fixing frame, a rotating component which is used for replacing the baffle between the first fixing frame and the second fixing frame is arranged on the second fixing frame, and an adjusting component which is used for adjusting the spacing between the second fixing frame and the eye orbit of the user is arranged on the fixing plate.

Further, the rotating assembly comprises a mounting plate, the mounting plate is fixed on the side wall of the outer side of the second fixed frame, a rotating shaft is horizontally fixed on the mounting plate, a sliding sleeve capable of freely rotating is sleeved on the rotating shaft, a baffle plate is fixed on the side wall of the sliding sleeve through a connecting rod, front-back communicated limiting holes are formed in the first fixed frame and the second fixed frame, limiting rods are independently arranged in the limiting holes in a penetrating mode, and through holes for the limiting rods to penetrate are formed in the baffle plate.

Further, the fixed subassembly includes the gasbag, and the gasbag is fixed on the inside wall of solid fixed ring, installs the intake pipe on the gasbag, and the inlet end of intake pipe passes solid fixed ring and sets up in solid fixed ring outside.

Further, the adjusting component comprises a screw rod, the screw rod is vertically fixed at the top of the mounting block, a chute which is vertically communicated is formed in the fixing plate along the length direction of the fixing plate, the screw rod penetrates through the chute and is in front-back sliding fit with the chute, a nut which is in threaded fit with the screw rod is sleeved on the screw rod above the fixing plate, and a cushion block is fixed on the screw rod below the fixing plate.

Further, a guide rod is vertically fixed at the top of the mounting block, a guide groove which is vertically communicated is formed in the fixing plate along the length direction of the fixing plate, and the guide rod is independently arranged in the guide groove in a penetrating mode.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the fixing ring is sleeved on the head of a user, and is fixed on the head of the patient under the action of the fixing component, so that most users wear the fixing ring, the application range is increased, and the two second fixing frames are respectively moved to the eyesockets of the user under the action of the adjusting component, so that the vision detection of the user is facilitated, and the baffle between the two fixing frames can be replaced under the action of the rotating component, so that the vision measurement of medical staff is assisted.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of the retaining ring of FIG. 1;

FIG. 3 is a diagram showing the matching relationship between the first and second fixing frames;

FIG. 4 is a diagram showing the relationship between the second fixing frame and the mounting plate;

FIG. 5 is a diagram showing the matching relationship between a baffle and a sliding sleeve;

the names of the components in the figure are as follows: 1. the device comprises a fixed ring 2, a fixed plate 3, a cushion block 4, a screw 5, a nut 6, a guide rod 7, an installation block 8, a baffle 9, a connecting rod 10, a sliding sleeve 11, a first fixed frame 12, a limit rod 13, an installation plate 14, a rotating shaft 15, a connecting block 16, an air bag 17, an air inlet pipe 18 and a second fixed frame.

Description of the embodiments

The present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.

Examples

1-5, a fixing assembly for fixing the fixing ring 1 on the head of a user is arranged in the fixing ring 1, and the fixing ring 1 is sleeved on the head of the user through the fixing assembly, so that a fixing plate 2 on the front side of the fixing ring 1 is positioned at the forehead of the user, and the distance between the two fixing frames can be adjusted conveniently;

the front side of the fixed ring 1 is horizontally fixed with a fixed plate 2, an installation block 7 is vertically arranged below the fixed plate 2, two connecting blocks 15 which are arranged left and right are installed at the bottom of the installation block 7, and as shown in fig. 1, the two connecting blocks 15 are respectively fixed at the left side and the right side of the bottom of the installation block 7;

the bottom of each connecting block 15 is fixed with a first fixing frame 11 and a second fixing frame 18 which are arranged in parallel front and back, as shown in fig. 1 and 3, the bottom of each connecting block 15 is fixed with two fixing frames which are arranged in parallel front and back, a gap is reserved between the two fixing frames, and the gap is used for placing a baffle 8;

a baffle 8 is arranged between the first fixing frame 11 and the second fixing frame 18, the baffle 8 is provided with a plurality of different patterns, can be a completely opaque baffle for blocking eyes from observing an eye chart through the two fixing frames, can be a lens with small holes for measuring the vision of a user, can be a lens with small holes for measuring the vision of the user, can eliminate the condition of whether the user has ametropia, can be a lens with degrees, is similar to a spectacle lens, assists the user to perform vision measurement, finds the most fitting degree of the user, and is convenient for subsequent medical staff to make a treatment scheme for the user and assemble spectacles;

the second fixed frame 18 is provided with a rotating assembly for replacing the baffle 8 between the first fixed frame 11 and the second fixed frame 18, and the baffle 8 between the two fixed frames can be replaced through the rotating assembly, so that a user can conveniently measure eyesight;

the fixing plate 2 is provided with an adjusting component for adjusting the distance between the second fixing frame 18 and the orbit of a user, so that the second fixing frame 18 can be adjusted to be in contact with the orbit of the user through the adjusting component according to different physical conditions of the user, and vision measurement is facilitated.

When the embodiment is used, the fixing ring 1 is sleeved on the head of a user, the fixing ring 1 is fixed on the head of the user through the fixing component, the fixing plate 2 is positioned at the forehead of the user, the two second fixing frames 18 are moved to the eyesockets of the user through the adjusting component and are attached to the eyesockets of the user, the types of the baffle plates 8 between the two fixing frames are replaced through the rotating component, and the vision measurement of the user is assisted by medical staff.

Examples

In this embodiment, as shown in fig. 1, fig. 4, and fig. 5, the rotating assembly further includes a mounting plate 13, where the mounting plate 13 is fixed on a side wall outside the second fixing frame 18, the left mounting plate 13 is installed below a left half side wall of the left second fixing frame 18, the right mounting plate 13 is installed below a right half side wall of the right second fixing frame 18, and of course, the mounting plate 13 may also be directly installed on a side wall at the bottom of the second fixing frame 18, and it should be noted that when the distance between the two left and right second fixing frames 18 is relatively short, the mounting plate 13 is installed at the bottom of the second fixing frame 18 to avoid collision of the blocking piece 8;

a rotating shaft 14 is horizontally fixed on the mounting plate 13, and the rotating shaft 14 is horizontally fixed on the front side wall of the mounting plate 13;

the rotating shaft 14 is sleeved with a freely rotating sliding sleeve 10, the baffle plates 8 are fixed on the side wall of the sliding sleeve 10 through connecting rods 9, as shown in fig. 5, one ends of the connecting rods 9 are fixed on the side wall of the baffle plates 8, the other ends of the connecting rods are fixed on the side wall of the sliding sleeve 10, the baffle plates 8 are connected to the sliding sleeve 10, the sliding sleeve 10 is sleeved on the rotating shaft 14 and is in rotary fit with the rotating shaft, the baffle plates 8 are driven to rotate through the rotation of the sliding sleeve 10, so that different baffle plates 8 rotate into two fixed frames, and when in actual use, the number of the baffle plates 8 connected to the sliding sleeve 10 is determined according to the specific situation, and at least two requirements can be met;

the first fixing frame 11 and the second fixing frame 18 are provided with limiting holes which are communicated with each other from front to back, limiting rods 12 are independently arranged in the limiting holes in a penetrating mode, through holes for the limiting rods 12 to penetrate are formed in the baffle plates 8, and the baffle plates 8 are fixed between the two fixing frames through the limiting rods 12 penetrating through the limiting holes and the through holes in sequence.

When the embodiment is used, a user or medical staff dials the baffle 8 through fingers, so that the sliding sleeve 10 rotates around the rotating shaft 14, the baffle 8 between the two fixed frames is adjusted, and after the type of the baffle 8 is determined, the limiting rod 12 sequentially passes through the limiting hole formed in the first fixed frame 11, the through hole formed in the baffle 8 and the limiting hole formed in the second fixed frame 18, and then the required baffle 8 is fixed between the two fixed frames.

In this embodiment, the rotating assembly may further adopt an electric control manner, the mounting plate 13 is mounted on the side wall of the first fixed frame 11, a through hole is formed in the mounting plate 13, the rotating shaft 14 is installed in the through hole in a penetrating manner, the sliding sleeve 10 is disposed on the rear side wall of the mounting plate 13, the sliding sleeve 10 is fixed on the rotating shaft 14, a motor is mounted on the front side wall of the mounting plate 13, the power output end of the motor is connected to the rotating shaft 14, the rotating shaft 14 is driven to rotate through rotation of the motor, the rotating shaft 14 rotates to drive the sliding sleeve 10 to rotate, and finally the baffle 8 is driven to rotate, so that the baffle 8 between the two fixed frames is replaced.

Examples

The technology is further described in this embodiment, as shown in fig. 1 and fig. 2, the fixing component includes an air bag 16, the air bag 16 is fixed on the inner side wall of the fixing ring 1, the air bag 16 expands towards the inner side of the sliding sleeve 10 after being inflated, so that the inner diameter of the fixing ring 1 can be reduced, users with different physical qualities can wear the fixing ring, the application range is increased, the head skin of the patient is separated from the fixing ring 1 by the soft air bag 16, and the comfort of the user is increased;

the air bag 16 is provided with an air inlet pipe 17, an air inlet end of the air inlet pipe 17 penetrates through the fixed ring 1 to be arranged at the outer side of the fixed ring 1, an air outlet end of an external air charging device is connected to the air inlet pipe 17, air is charged into the air bag 16 through the air inlet pipe 17 to control the volume of air in the air bag, an air valve can be arranged on the air inlet pipe 17 during actual use, the opening and closing of the air inlet pipe 17 can be conveniently controlled through the air valve, and the external air charging device generally adopts an air charging balloon on a sphygmomanometer or adopts a small-sized air charging pump.

When the embodiment is used, the fixing ring 1 is sleeved on the head of a patient, the air outlet end of the external air charging device is connected to the air inlet pipe 17, air is charged into the air bag 16, the air bag 16 is inflated to the inner side of the fixing ring 1 after being charged with the air, and the fixing ring 1 is fixed on the head of the patient.

The fixed subassembly can also adopt the mode of elastic cord in this embodiment, changes solid fixed ring 1 into the arc, fixes the elastic cord on the arc, and during the use, paste the arc in patient's forehead front side, overlap the arc at patient's head through the elastic cord.

Examples

In this embodiment, as shown in fig. 1 and fig. 2, the adjusting component includes a screw 4, where the screw 4 is vertically fixed on the top of the mounting block 7, and the screw 4 is fixed in a middle position of the top of the air inlet pipe 17, so as to facilitate position adjustment of the mounting block 7;

a chute which is vertically communicated with each other is arranged on the fixed plate 2 along the length direction of the fixed plate 2, and as shown in figure 2, the chute is vertically arranged on the fixed plate 2 front and back;

the screw 4 passes through the chute and is in front-back sliding fit with the chute, and the screw 4 is vertically arranged in the chute and slides back and forth in the chute;

the screw rod 4 above the fixed plate 2 is sleeved with the nut 5 in threaded fit with the screw rod, the cushion block 3 is fixed on the screw rod 4 below the fixed plate 2, the interval between the cushion block 3 and the nut 5 is reduced by screwing the nut 5, and the position of the screw rod 4 in the chute is fixed.

When the embodiment is used, the position of the screw 4 in the chute is adjusted, the mounting block 7 is driven to move forwards and backwards, the second fixing frame 18 is attached to the orbit of a user, the nut 5 is screwed, and the position of the screw 4 is locked.

In this embodiment, the adjusting assembly may further adopt an electric control manner, an electric push rod is installed between the front side wall of the fixed ring 1 and the screw 4, the front-back movement of the screw 4 is controlled by the extension and shortening of the electric push rod, the position between the second fixing frame 18 and the orbit of the user is adjusted, the electric push rod is an electric driving device for converting the rotation motion of the motor into the linear reciprocating motion of the push rod in the prior art. The device can be used for executing mechanical use in various simple or complex process flows to realize remote control, centralized control or automatic control, and consists of a driving motor, a reduction gear, a screw, a nut, a guide sleeve, a push rod, a sliding seat, a spring, a shell, a turbine, a micro-motion control switch and the like. The rotary motion of the motor is changed into linear motion, the forward and reverse rotation of the motor is utilized to complete the push rod action, the shell of the electric push rod is fixed on the front side wall of the fixed ring 1, and the push rod of the electric push rod is fixed on the screw rod 4.

Examples

In this embodiment, as shown in fig. 1 and fig. 2, the top of the mounting block 7 is vertically fixed with guide rods 6, guide grooves which are vertically communicated are formed in the fixing plate 2 along the length direction of the fixing plate 2, the guide rods 6 are independently installed in the guide grooves in a penetrating manner, the guide rods 6 slide back and forth in the guide grooves to avoid the screw 4 from rotating when moving back and forth in the chute, the second fixing frame 18 can be prevented from colliding with the eyebox of a user, the number of the guide rods 6 is preferably two, the number of corresponding guide grooves is also two, and the two guide rods 6 are respectively arranged on the left side and the right side of the screw 4.

Claims

1. An eye shade comprising a horizontally arranged fixing ring (1), characterized in that: the fixing device is characterized in that a fixing component for fixing the fixing ring (1) on the head of a user is arranged in the fixing ring (1), a fixing plate (2) is horizontally fixed on the front side of the fixing ring (1), a mounting block (7) is vertically arranged below the fixing plate (2), two connecting blocks (15) which are arranged left and right are arranged at the bottom of the mounting block (7), a first fixing frame (11) and a second fixing frame (18) which are arranged in parallel are fixed at the bottom of the connecting blocks (15), a baffle (8) is arranged between the first fixing frame (11) and the second fixing frame (18), a rotating component for replacing the baffle (8) between the first fixing frame (11) and the second fixing frame (18) is arranged on the second fixing frame (18), and an adjusting component for adjusting the distance between the second fixing frame (18) and the eye socket of the user is arranged on the fixing plate (2).

2. An eye mask as defined in claim 1, wherein: the rotary assembly comprises a mounting plate (13), the mounting plate (13) is fixed on the side wall of the outer side of a second fixing frame (18), a rotating shaft (14) is horizontally fixed on the mounting plate (13), a sliding sleeve (10) capable of freely rotating is sleeved on the rotating shaft (14), a baffle plate (8) is fixed on the side wall of the sliding sleeve (10) through a connecting rod (9), front-back communicated limiting holes are formed in the first fixing frame (11) and the second fixing frame (18), limiting rods (12) are independently arranged in the limiting holes in a penetrating mode, and through holes for the limiting rods (12) to penetrate are formed in the baffle plate (8).

3. An eye mask according to claim 1 or 2, wherein: the fixing assembly comprises an air bag (16), the air bag (16) is fixed on the inner side wall of the fixing ring (1), an air inlet pipe (17) is arranged on the air bag (16), and the air inlet end of the air inlet pipe (17) penetrates through the fixing ring (1) and is arranged on the outer side of the fixing ring (1).

4. An eye mask according to claim 3, wherein: the adjusting component comprises a screw rod (4), the screw rod (4) is vertically fixed at the top of the mounting block (7), a sliding groove which is vertically communicated with each other is formed in the fixing plate (2) along the length direction of the fixing plate (2), the screw rod (4) penetrates through the sliding groove and is in front-back sliding fit with the sliding groove, a nut (5) which is in threaded fit with the screw rod (4) is sleeved on the screw rod (4) above the fixing plate (2), and a cushion block (3) is fixed on the screw rod (4) below the fixing plate (2).

5. The eye shade of claim 4, wherein: the top of the mounting block (7) is vertically fixed with a guide rod (6), a guide groove which is vertically communicated with each other is formed in the fixing plate (2) along the length direction of the fixing plate (2), and the guide rod (6) is independently arranged in the guide groove in a penetrating mode.