CN219021149U - Optometry instrument - Google Patents

Abstract

The utility model discloses an optometer, which relates to the technical field of ophthalmology and comprises a shell, wherein the surface of the shell is fixedly connected with a protective cover through a connecting belt, the top of the shell is provided with a protective component, the protective component comprises an inner groove, the inner groove is formed in the top of the shell, a sliding groove is formed in the side surface of the shell, the sliding groove is communicated with the inner groove, the inner wall of the sliding groove is movably connected with a connecting block, the end part of the connecting block is fixedly connected with a top block, the surface of the top block is movably connected with the inner wall of the inner groove, the top of the shell is movably connected with protective cloth, and the end part of the protective cloth is positioned in the inner groove and is clamped through a plug ring. Through setting up inside groove, ring, connecting block, kicking block, ring and protective clothing, reached can prevent when using the disinfection water to disinfect to the optometry appearance, the disinfection water enters into the inside of optometry appearance and causes the effect of damage to the optometry appearance.

Description

Optometry instrument

Technical Field

The utility model relates to the technical field of ophthalmology, in particular to an optometry instrument.

Background

The eyes are needed to be used by children in various environments in learning and growing, so the health of the eyes is very important for children, but along with the development of electronic products, eyes stare at a screen for a long time to seriously damage the health of the eyes and cause myopia and other problems, parents need to detect the eyes of the children at home through an optometry instrument, and the optometry instrument judges the degree of convergence and dispersion difference between the inspected eyes and the emmetropic eyes by checking the aggregation condition of light rays after entering the eyeballs.

The optometry instrument can measure myopia degree etc. of eyes, needs to take off the visor earlier before using the optometry instrument, uses disinfection material such as alcohol to disinfect the part that is close to eyes, prevents that the bacterium from entering into eyes, when disinfecting the optometry instrument, needs extra attention, needs to prevent that the sterile water from entering into the inside of optometry instrument, causes the damage of optometry instrument, according to above-mentioned content, can play the effect of disinfection optometry instrument though through the sterile water, but the demand of further optimization exists in the mode of protection.

Disclosure of Invention

The utility model provides an optometer, which has the advantage of preventing the inside of the optometer from being damaged by the disinfectant when the optometer is disinfected by the disinfectant, so as to solve the problems in the prior art.

In order to achieve the purpose of preventing the sterilization water from entering the inside of the optometry instrument to damage the optometry instrument when the sterilization water is used for sterilizing the optometry instrument, the utility model provides the following technical scheme: the utility model provides an optometry appearance, includes the shell, the surface of shell is through connecting band fixedly connected with visor, the top of shell is provided with protection component, protection component includes the inside groove, the top at the shell is seted up to the inside groove, the spout has been seted up to the side of shell, the spout is linked together with the inside groove, the inner wall swing joint of spout has the connecting block, the tip fixedly connected with kicking block of connecting block, the surface and the inner wall swing joint of inside groove of kicking block, the top swing joint of shell has protective clothing, the tip of protective clothing is located the inside of inside groove and carries out the joint through the ring, the surface of ring and the inner wall of inside groove and the surface interference connection of protective clothing, the bottom of ring and the top swing joint of kicking block, the tip fixedly connected with ring of connecting block, the side of ring and the surface swing joint of shell.

As a preferable technical scheme of the utility model, two jacking blocks are arranged in total, and the two jacking blocks are symmetrically arranged relative to the central axis of the shell.

As a preferable technical scheme of the utility model, the bottom of the plug ring is a curved surface.

As a preferable technical scheme of the utility model, a backing ring is fixedly connected to the round hole of the protective cloth, and the end part of the backing ring is movably connected with the top of the shell.

As a preferable technical scheme of the utility model, the backing ring is a rubber ring.

Compared with the prior art, the utility model provides an optometry instrument, which has the following beneficial effects:

1. this optometer, through setting up inside groove, the ring, the connecting block, kicking block, ring and protective clothing, when using, place the position at shell top camera lens with protective clothing, the tip nature of protective clothing hangs down, the inside of inside groove is put into to the bottom of protective clothing, from last down embolia with the ring, and pack into the inside of inside groove, interference through ring and inside groove is connected, fix the inside at the inside of inside groove with protective clothing, when using the optometer this moment, the skin of eyes department can not contact with the shell, after the use, the ring passes through the connecting block and drives the kicking block and upwards move with the ring ejecting, with protective clothing take off can, after like this using and before using all no longer need use the disinfection of disinfection water, just so can prevent that the disinfection water from entering into the inside of shell, the effect that can prevent when using the disinfection water to the optometer disinfection, the disinfection water enters into the inside of optometer and causes the damage to the optometer.

2. This optometry appearance through setting up the backing ring, when using, through setting up the backing ring, and the backing ring can carry out simple propping up with the round hole position of protection cloth, and secondly the backing ring can also the joint at the top of shell, plays the effect of location, can also prevent the top contact of skin and shell.

Drawings

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

FIG. 2 is a right side cross-sectional view of the housing of the present utility model;

fig. 3 is an enlarged view of fig. 2 a in accordance with the present utility model.

In the figure: 1. a housing; 2. a connecting belt; 3. a protective cover; 4. a protective assembly; 401. an inner tank; 402. a chute; 403. a circular ring; 404. a connecting block; 405. a top block; 406. a plug ring; 407. a protective cloth; 5. and a backing ring.

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. 1-3, the utility model discloses an optometry instrument, which comprises a housing 1, wherein the surface of the housing 1 is fixedly connected with a protective cover 3 through a connecting belt 2, the protective cover 3 can cover the top of the housing 1 to prevent a lens at the top of the housing 1 from being damaged, a protection component 4 is arranged at the top of the housing 1, the protection component 4 comprises an inner groove 401, the inner groove 401 is arranged at the top of the housing 1, sliding grooves 402 are arranged on the side surface of the housing 1, two sliding grooves 402 are arranged in total, the two sliding grooves 402 are symmetrically arranged around the central axis of the housing 1, the sliding grooves 402 are communicated with the inner groove 401, the inner wall of the sliding grooves 402 is movably connected with a connecting block 404, the connecting block 404 plays a role of connecting a top block 405 and a circular ring 403, the circular ring 403 can move upwards to drive the top block 405 to move upwards through the connecting block 404, the end part of the connecting block 404 is fixedly connected with the top block 405, after the protection cloth 407 is placed inside the inner groove 401, the protective cover 407 can be fixed by the plug ring 406, the plug ring 406 plays a role of a plug, when the plug ring 406 needs to be taken down, the ring 403 can drive the top block 405 to move upwards through the connecting block 404 by moving the ring 403, the top block 405 moves upwards to contact the bottom of the plug ring 406, the plug ring 406 can be ejected upwards, thus the plug ring 406 does not need to be taken out from the outside, the plug ring 406 can be completely plugged into the inner groove 401, the normal cover of the protective cover 3 is not influenced at the top of the shell 1, the surface of the top block 405 is movably connected with the inner wall of the inner groove 401, the top of the shell 1 is movably connected with the protective cover 407, a user can be prevented from contacting the top of the shell 1 through the protective cover 407, the protective cover 407 is of medical grade, the protective cover 407 is disposable and can be thrown away after being used to prevent bacteria, meanwhile, the top of the shell 1 does not need to be disinfected by disinfectant fluid, the disinfectant fluid can be prevented from entering into an instrument damaged in the shell 1, the end part of the protective cloth 407 is positioned in the inner groove 401 and is clamped by the plug ring 406, the surface of the plug ring 406 is in interference connection with the inner wall of the inner groove 401 and the surface of the protective cloth 407, the bottom of the plug ring 406 is movably connected with the top of the top block 405, the end part of the connecting block 404 is fixedly connected with the circular ring 403, the hand can easily exert force by arranging the circular ring 403, the surface of the circular ring 403 is also provided with anti-skid stripes, the friction force between the hand and the hand can be increased, the hand is prevented from sliding in the moving process, and the side surface of the circular ring 403 is movably connected with the surface of the shell 1.

Specifically, two top blocks 405 are provided, and the two top blocks 405 are symmetrically disposed about the central axis of the housing 1.

In this embodiment, by providing two ejector blocks 405, the plug ring 406 can be simultaneously pushed up in the front-rear direction, so that the stress in the front-rear direction of the plug ring 406 is relatively uniform, and the plug ring 406 can be simultaneously moved upward, thereby preventing the plug ring 406 from being clamped in the inner groove 401.

Specifically, the bottom of the ring 406 is curved.

In this embodiment, if the bottom of the ring 406 is curved, the ring 406 can be quickly positioned inside the inner groove 401, and the ring 406 can be quickly inserted.

Specifically, the round hole of the protective cloth 407 is fixedly connected with a backing ring 5, and the end part of the backing ring 5 is movably connected with the top of the shell 1.

In this embodiment, by providing the grommet 5, the grommet 5 can simply support the round hole position of the protective cloth 407, and secondly the grommet 5 can be clamped at the top of the housing 1 to play a role in positioning, and can also prevent the skin from contacting the top of the housing 1.

Specifically, the backing ring 5 is a rubber ring.

In this embodiment, the grommet 5 is a rubber ring, which is soft as a whole and comfortable when in contact with the skin.

The working principle and the using flow of the utility model are as follows: when the protective cover 3 is used, the protective cover 3 is taken down from the top end of the shell 1, fingers are pinched on the ring 403, the ring 403 is pushed upwards, the ring 403 drives the top block 405 to move upwards through the connecting block 404, the connecting block 404 slides on the inner wall of the chute 402, the top block 405 slides on the inner wall of the inner chute 401, the top block 405 moves upwards to push the ring 406 in the inner chute 401 upwards, the ring 406 is taken down, the protective cloth 407 is paved on the top end of the shell 1, the backing ring 5 is clamped on the top of the lens of the shell 1, the edge of the protective cloth 407 is plugged into the inner chute 401, the ring 406 is sleeved downwards again, the ring 406 is plugged into the inner chute 401, the protective cloth 407 can be fixed through interference connection between the ring 406 and the inner chute 401, then eyes are placed at the hole positions of the protective cloth 407, the protective cover 3 is covered on the other eyes, the keys on the surface of the shell 1 are used for controlling and measuring, after the two eyes are measured, the fingers are pinched on the ring 403 again, the ring 406 is pushed upwards again, the ring 406 is pulled down again, and the protective cover 3 is taken down again.

It should be noted that in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 (5)

1. Optometry instrument, comprising a housing (1), characterized in that: the utility model discloses a protection cover, including shell (1) and inner groove (401), shell (1) surface is through connecting band (2) fixedly connected with visor (3), shell (1) top is provided with protection component (4), protection component (4) include inside groove (401), spout (402) have been seted up at shell (1) side to inside groove (401), spout (402) are linked together with inside groove (401), the inner wall swing joint of spout (402) has connecting block (404), connecting block (404)'s tip fixedly connected with kicking block (405), top (405) surface and inside groove (401) inner wall swing joint, shell (1) top swing joint has protection cloth (407), the tip of protection cloth (407) is located inside groove (401) and carries out the joint through cock ring (406), the surface of cock ring (406) is connected with the surface interference of the inner wall of inside groove (401) and protection cloth (407), the bottom of cock ring (406) is connected with top swing joint of kicking block (405), connecting block (403) surface (403) are connected with the fixed ring (1).

2. An optometer according to claim 1, wherein: the two jacking blocks (405) are arranged in total, and the two jacking blocks (405) are symmetrically arranged relative to the central axis of the shell (1).

3. An optometer according to claim 1, wherein: the bottom of the plug ring (406) is a curved surface.

4. An optometer according to claim 1, wherein: the round hole of the protective cloth (407) is fixedly connected with a backing ring (5), and the end part of the backing ring (5) is movably connected with the top of the shell (1).

5. An optometer according to claim 4, wherein: the backing ring (5) is a rubber ring.

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