CN215458754U

CN215458754U - Head fixing device for eye examination

Info

Publication number: CN215458754U
Application number: CN202120709082.2U
Authority: CN
Inventors: 丁蕾
Original assignee: Hefei Aier Eye Hospital Co Ltd
Current assignee: Hefei Aier Eye Hospital Co Ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2022-01-11
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a head fixing device for eye examination, which comprises a bracket for placing a head, wherein the bracket is in a U shape in the front projection, clamping sheets are respectively arranged on the side walls of the bracket corresponding to the two sides of the head, corrugated side walls are arranged between the sides of the clamping sheets and the corresponding side walls of the bracket, and a cavity is communicated with an air pipe. The head is placed in the center of the support, the chin is attached to the arc center of the support, the two cheeks of the head correspond to the clamping sheets, air in the cavity is introduced through the air pump, the clamping sheets move towards the two cheeks of the head simultaneously and contact with the two cheeks to realize clamping, and the clamping sheets are connected with the side wall of the support to form a corrugated side wall structure which can shrink to control the size of the cavity.

Description

Head fixing device for eye examination

Technical Field

The utility model belongs to the technical field of ophthalmic treatment equipment, and particularly relates to a head fixing device for eye examination.

Background

The eye examination refers to a comprehensive examination of the eyes of a subject by medical means and methods, including vision, eye position, eye fundus, conjunctiva, eye pressure, and the like. Can effectively prevent and control eye diseases and protect eye health. When the eyes are checked, the head of a human body can shake unconsciously, and even if the head of the human body shakes slightly, the detection instrument cannot be aligned normally, and a picture is taken to be blurred.

Therefore, the utility model mainly solves the problem of inaccurate detection data caused by head shaking during eye detection.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a head fixing support for eye examination, which mainly solves the problem of inaccurate detection data caused by head shaking during eye detection.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model provides a head fixing device is used in eye examination, is including the support that is used for placing the head, the projection in the dead ahead is the U-shaped, the supporting piece is all installed to the lateral wall that the support corresponds the head both sides, the supporting piece surrounds the back with the support lateral wall that corresponds inside for the cavity, be provided with corrugated limit wall between supporting piece avris and the support lateral wall that corresponds, the cavity intercommunication has the trachea.

Furthermore, the position of the clamping sheet corresponding to the human ear is provided with an ear hole.

Further, the below of support is fixed with the lifter plate, the below of lifter plate is provided with the backup pad, the motor is installed to the backup pad, the output of motor is provided with the lead screw, the lifter plate corresponds and is provided with the lead screw cover that cup joints the lead screw.

Furthermore, a polish rod is arranged between the supporting plate and the lifting plate, penetrates through the lifting plate and is in sliding fit with the penetrating part of the lifting plate.

Furthermore, a groove body for accommodating the neck is arranged at the position, corresponding to the neck, of the support.

Furthermore, a cushion layer is arranged at the position of the support corresponding to the chin.

The utility model has the following beneficial effects:

the head is placed in the center of the support, the chin is attached to the arc center of the support, the two cheeks of the head correspond to the clamping sheets, air in the cavity is introduced through the air pump, the clamping sheets move towards the two cheeks of the head simultaneously and contact with the two cheeks to realize clamping, and the clamping sheets are connected with the side wall of the support to form a corrugated side wall structure which can shrink to control the size of the cavity.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1: the structure of the utility model.

FIG. 2: the utility model has a schematic structure.

In the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a support 1, a clamping piece 2, a side wall 21, an air pipe 23, an ear hole 22, a lifting plate 3, a supporting plate 4, a motor 41, a screw rod 42, a screw rod sleeve 31, a polished rod 32, a groove body 11 and a cushion layer 12.

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.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1: the utility model provides a head fixing device is used in eye examination, is including the support 1 that is used for placing the head, the projection of support 1 in the dead ahead is the U-shaped, and the support bottom is used for corresponding the position of supporting the chin for the arcuation, supporting piece 2 is all installed to the lateral wall that support 1 corresponds the head both sides, and the supporting piece is made for materials such as leather, rubber, has elasticity and travelling comfort, supporting piece 2 surrounds the back inside cavity that is with 1 lateral wall of support that corresponds, be provided with corrugated limit wall 21 between 2 avris of supporting piece and the 1 lateral wall of support that corresponds, the cavity intercommunication has trachea 23. The trachea simultaneously informs the cavities at the two sides to deflate or pump.

According to the utility model, the head is placed in the center of the support, the chin is attached to the arc center of the support, the two cheeks of the head correspond to the clamping sheets, and the air in the cavity is introduced through the air pump, so that the clamping sheets simultaneously move towards the two cheeks of the head and are contacted to realize clamping, wherein the clamping sheets are connected with the side wall of the support in a corrugated side wall structure, and the size of the cavity can be controlled in a contracting manner.

As the cavity is filled with gas, the clamping sheet is also made of elastic soft material, and the clamping sheet is more comfortable when contacting the head.

As shown in fig. 1: the position of the clamping sheet 2 corresponding to the human ear is provided with an ear hole 22. The whole clamping piece is made to be similar to a ring structure, and the ear hole is used for accommodating the human ear and preventing discomfort caused by ear compression.

As shown in fig. 2: the utility model discloses a lead screw support, including support 1, lifter plate 3, backup pad 4, motor 41, the output of motor 41 is provided with lead screw 42, lifter plate 3 corresponds and is provided with the lead screw cover 31 that cup joints lead screw 42, the below of lifter plate 3 is fixed with lifter plate 3, the below of lifter plate 3 is provided with backup pad 4, motor 41 is installed to backup pad 4, the output of motor 41 is provided with the lead screw 42, lifter plate 3 corresponds. The bracket can be lifted and the height of the bracket can be adjusted, so that the bracket is suitable for people with different heights, and the motor drives the lifting plate with the screw rod sleeve through the screw rod to enable the lifting plate and the bracket to integrally move upwards or downwards.

As shown in fig. 2: a polish rod 32 is further arranged between the supporting plate 4 and the lifting plate 3, and the polish rod 32 penetrates through the lifting plate 3 and is in sliding fit with the penetrating part of the lifting plate 3. The lifting plate is used for making the ascending and descending of the lifting plate more stable.

As shown in fig. 1: the position of the bracket 1 corresponding to the neck is provided with a groove body 11 for accommodating the neck.

As shown in fig. 1: a cushion layer 12 is arranged at the position of the bracket 1 corresponding to the chin. For comfortable chin rest.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A head fixing device for eye examination, characterized in that:

including support (1) that is used for placing the head, support (1) is the U-shaped in the projection in dead ahead, supporting piece (2) are all installed to the lateral wall that support (1) corresponds the head both sides, supporting piece (2) surround the back with support (1) lateral wall that corresponds inside be the cavity, be provided with corrugated limit wall (21) between supporting piece (2) avris and the support (1) lateral wall that corresponds, the cavity intercommunication has trachea (23).

2. A head fixation device for eye examination according to claim 1, wherein: the positions of the clamping pieces (2) corresponding to the ears of a person are provided with ear holes (22).

3. A head fixation device for eye examination according to claim 1, wherein: the support is characterized in that a lifting plate (3) is fixed below the support (1), a supporting plate (4) is arranged below the lifting plate (3), a motor (41) is installed on the supporting plate (4), a lead screw (42) is arranged at the output end of the motor (41), and a lead screw sleeve (31) sleeved with the lead screw (42) is correspondingly arranged on the lifting plate (3).

4. A head fixation device for eye examination according to claim 3, wherein: a polish rod (32) is further arranged between the supporting plate (4) and the lifting plate (3), and the polish rod (32) penetrates through the lifting plate (3) and is in sliding fit with the penetrating part of the lifting plate (3).

5. A head fixation device for eye examination according to claim 1, wherein: the position of the bracket (1) corresponding to the neck is provided with a groove body (11) for accommodating the neck.

6. A head fixation device for eye examination according to claim 1, wherein: and a cushion layer (12) is arranged at the position of the bracket (1) corresponding to the chin.