CN219331619U

CN219331619U - Head fixing device for ophthalmic examination

Info

Publication number: CN219331619U
Application number: CN202320271878.3U
Authority: CN
Inventors: 张德平
Original assignee: Chuxiong Aier Eye Hospital Co ltd
Current assignee: Chuxiong Aier Eye Hospital Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-07-14
Anticipated expiration: 2033-02-21

Abstract

The utility model discloses a head fixing device for ophthalmic examination, which comprises a positioning plate, wherein the top of the positioning plate is fixedly connected with a fixing frame, the inside of the fixing frame is fixedly connected with an adjusting mechanism, the adjusting mechanism comprises a motor, the end face of a driving shaft of the motor is fixedly connected with a bidirectional threaded rod, the outer wall of the bidirectional threaded rod is symmetrically and threadedly connected with a moving block near the middle part, the tops of the two moving blocks are provided with placing grooves which are arc-shaped, and the inner side walls of the two placing grooves are fixedly connected with sponge pads. According to the utility model, the bottom of the head fixing device is provided with the moving blocks which are mutually matched, moved and adjusted, so that the heads of different people can be clamped and fixed, and meanwhile, the bottom of the head fixing device is provided with the auxiliary reinforcing component, so that the heads can be further reinforced, and shaking during inspection is prevented.

Description

Head fixing device for ophthalmic examination

Technical Field

The utility model relates to the technical field of head fixing application, in particular to a head fixing device for ophthalmic examination.

Background

Eyes are a very fragile part of human body, and with the development of technology and the advancement of society, the degree of injury to the external environment suffered by the eyes is also increasing gradually, various eye diseases occur, and when a patient performs eye examination, the patient usually needs to lie on a bed and then fix the head of the patient.

According to the head fixing device for ophthalmic examination, as disclosed in the patent number CN215651021U, the first threaded rod is connected to the first sliding groove in a rotating manner, and is in threaded connection with the first fixing plate, the first threaded rod can enable the two first fixing plates to be close to each other, ophthalmic patients with different ages or different head sizes are fixed, adverse effects on examination caused by head shaking of the patients during examination are prevented, but clamping pain is caused to two sides of the head during clamping, discomfort of the patients is increased, and meanwhile, the head fixing device for ophthalmic examination is provided with more manual adjusting mechanisms, is inconvenient to use and inconvenient to maintain in later period.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a head fixing device for ophthalmic examination, which is provided with a moving block which is mutually matched, moved and adjusted at the bottom of the head fixing device. Therefore, the heads of different people can be clamped and fixed, and the auxiliary reinforcing component is arranged at the bottom of the head, so that the heads can be further reinforced, and shaking during inspection is prevented.

In order to solve the technical problems, the utility model adopts a technical scheme that: the head fixing device for ophthalmic examination comprises a positioning plate, wherein the top of the positioning plate is fixedly connected with a fixing frame, and the inside of the fixing frame is fixedly connected with an adjusting mechanism;

the adjusting mechanism comprises a motor, the end face of a driving shaft of the motor is fixedly connected with a bidirectional threaded rod, the outer wall of the bidirectional threaded rod is close to a middle part, symmetrically and in threaded connection with moving blocks, the tops of the two moving blocks are provided with placing grooves which are arc-shaped, the inner side walls of the two placing grooves are fixedly connected with sponge pads, the motor driving shaft is rotated to drive the bidirectional threaded rod to rotate, so that the two moving blocks are driven to slide and adjust on a fixing frame, and therefore different head fixing can be adapted, and reinforcing assemblies are fixedly connected inside the two moving blocks;

the reinforcing component comprises a groove, the inner bottom of the groove is close to a side wall position symmetry fixedly connected with slide bar, two the outer wall sliding connection of slide bar has an adjusting plate, the bottom fixedly connected with limiting plate of adjusting plate, and be sliding connection with the outer wall of two slide bars, two the outer wall of slide bar is close to the equal sliding connection elastic component in top position, through the pulling to the adjusting plate, makes it slide on the slide bar through the limiting plate to compress tightly elastic component, utilize elastic component's elasticity to make the adjusting plate drive the briquetting and compress tightly fixedly to patient's head.

The utility model is further provided with: and locating holes are formed in the top of the locating plate close to corners.

Through above-mentioned technical scheme for carry out the installation fixed of position to whole device.

The utility model is further provided with: the end face of the bidirectional threaded rod is rotationally connected with the inner side wall of the fixing frame.

Through above-mentioned technical scheme, the stable drive movable block of bi-directional threaded rod of being convenient for removes.

The utility model is further provided with: the inner walls of the two moving blocks are in smooth fit with the top of the fixed frame.

Through above-mentioned technical scheme, the movable block of being convenient for carries out stable regulation at the mount, and the convenience is fixed in the location to the head.

The utility model is further provided with: the two inner side walls of the moving blocks are fixedly connected with connecting blocks and are in threaded connection with the two-way threaded rod.

Through above-mentioned technical scheme, be convenient for connect movable block and two-way threaded rod to drive the movable block and carry out sliding adjustment.

The utility model is further provided with: the top of each adjusting plate is fixedly connected with a pressing block.

Through the technical scheme, the head pressing device is used for pressing and fixing the head of a patient.

The utility model is further provided with: the elastic component comprises two sliding plates, and springs are fixedly connected to opposite surfaces of the two sliding plates.

Through the technical scheme, the stretched adjusting plate is convenient to reset, so that the head of a patient can be pressed and fixed.

The beneficial effects of the utility model are as follows:

1. the utility model provides a head fixing device for ophthalmic examination, which is characterized in that a moving block which is mutually matched and moved and adjusted is arranged at the bottom of the head fixing device. So that the heads of different people can be clamped and fixed;

2. the head fixing device for ophthalmic examination provided by the utility model can further strengthen the head and prevent shaking during examination by arranging the auxiliary strengthening component at the bottom of the head fixing device.

Drawings

FIG. 1 is a first block diagram of a head restraint for ophthalmic examination according to the present utility model;

FIG. 2 is a second mechanical diagram of a head restraint for ophthalmic examination of the present utility model;

FIG. 3 is a cross-sectional view of an adjustment mechanism in a head restraint for ophthalmic examination in accordance with the present utility model;

fig. 4 is a cross-sectional view of a reinforcement assembly in a head restraint for ophthalmic examination according to the present utility model.

In the figure: 1. a positioning plate; 11. positioning holes; 2. a fixing frame; 3. a motor; 31. a two-way threaded rod; 4. a moving block; 41. a connecting block; 42. a placement groove; 43. a sponge cushion; 5. a groove; 51. a slide bar; 52. an adjusting plate; 53. briquetting; 54. a limiting plate; 6. a slide plate; 61. and (3) a spring.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

1-3, a head fixing device for ophthalmic examination comprises a locating plate 1, wherein locating holes 11 are formed in the top of the locating plate 1 near corners and used for fixing the whole device in position, a fixing frame 2 is fixedly connected to the top of the locating plate 1, and an adjusting mechanism is fixedly connected to the inside of the fixing frame 2;

the adjustment mechanism includes motor 3, the terminal surface fixedly connected with two-way threaded rod 31 of motor 3's drive shaft, the terminal surface of two-way threaded rod 31 is the rotation with the inside wall of mount 2 and is connected, the steady drive movable block 4 of two-way threaded rod 31 of being convenient for moves, the outer wall of two-way threaded rod 31 is close to middle part position symmetry threaded connection and has movable block 4, the inner wall of two movable blocks 4 is smooth laminating setting with the top of mount 2, the regulation that the movable block 4 is stable in mount 2 of being convenient for, the convenience is fixed in the location of head, the equal fixedly connected with connecting block 41 of inside wall of two movable blocks 4, and be threaded connection with two-way threaded rod 31, be convenient for connect movable block 4 and two-way threaded rod 31, thereby drive movable block 4 and carry out sliding adjustment, standing groove 42 has all been seted up at the top of two movable blocks 4, and be the arc setting, the inside wall of two standing grooves 42 is all fixedly connected with foam-rubber cushion 43, rotate through motor 3 drive shaft and drive two movable block 4 and carry out sliding adjustment on mount 2, thereby can adapt to different head fixedly.

As shown in fig. 4, the reinforcing component is fixedly connected to the inside of the two moving blocks 4, the reinforcing component comprises a groove 5, the inner bottoms of the groove 5 are close to side wall positions and are symmetrically and fixedly connected with slide bars 51, the outer walls of the two slide bars 51 are slidably connected with adjusting plates 52, the tops of the two adjusting plates 52 are fixedly connected with pressing blocks 53 for pressing and fixing the head of a patient, the bottoms of the adjusting plates 52 are fixedly connected with limiting plates 54 and are slidably connected with the outer walls of the two slide bars 51, the outer walls of the two slide bars 51 are close to the top positions and are slidably connected with elastic components, the elastic components comprise two slide plates 6, the opposite surfaces of the two slide plates 6 are fixedly connected with springs 61, the stretched adjusting plates 52 can be conveniently reset, the head of the patient can be pressed and fixed, the adjusting plates 52 can slide on the slide bars 51 through the limiting plates 54 by pulling the adjusting plates 52, and the elastic components are pressed and the pressing blocks 53 are driven by the elastic components to press and fix the head of the patient.

When the utility model is used, firstly, the motor 3 is started, the drive shaft of the motor 3 rotates to drive the bidirectional threaded rod 31 to rotate, so that the two moving blocks 4 are driven to carry out sliding adjustment on the fixed frame 2, meanwhile, the head is placed into the placing groove 42, so that the two moving blocks 4 clamp and fix the head, meanwhile, the sponge cushion 43 protects the two sides of the head, meanwhile, the adjusting plate 52 is pulled to slide on the sliding rod 51 through the limiting plate 54, so that the elastic component is compressed, and the adjusting plate 52 drives the pressing block 53 to compress and fix the head of a patient by utilizing the elasticity of the elastic component.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. Head fixing device for ophthalmic examination, comprising a positioning plate (1), characterized in that: the top of the positioning plate (1) is fixedly connected with a fixing frame (2), and the inside of the fixing frame (2) is fixedly connected with an adjusting mechanism;

the adjusting mechanism comprises a motor (3), the end face of a driving shaft of the motor (3) is fixedly connected with a bidirectional threaded rod (31), the outer wall of the bidirectional threaded rod (31) is symmetrically connected with a moving block (4) in a threaded manner at a position close to the middle, the tops of the two moving blocks (4) are provided with placing grooves (42) which are arc-shaped, the inner side walls of the two placing grooves (42) are fixedly connected with sponge pads (43), and the interiors of the two moving blocks (4) are fixedly connected with reinforcing components;

the reinforcing component comprises a groove (5), sliding rods (51) are symmetrically and fixedly connected to the inner bottoms of the grooves (5) close to the side walls, adjusting plates (52) are slidably connected to the outer walls of the sliding rods (51), limiting plates (54) are fixedly connected to the bottoms of the adjusting plates (52), the limiting plates are slidably connected with the outer walls of the two sliding rods (51), and elastic components are slidably connected to the outer walls of the two sliding rods (51) close to the top.

2. The head restraint for ophthalmic examinations according to claim 1, characterized in that: positioning holes (11) are formed in the top of the positioning plate (1) close to corners.

3. The head restraint for ophthalmic examinations according to claim 1, characterized in that: the end face of the bidirectional threaded rod (31) is rotationally connected with the inner side wall of the fixing frame (2).

4. The head restraint for ophthalmic examinations according to claim 1, characterized in that: the inner walls of the two moving blocks (4) are in smooth fit with the top of the fixed frame (2).

5. The head restraint for ophthalmic examinations according to claim 1, characterized in that: the inner side walls of the two moving blocks (4) are fixedly connected with connecting blocks (41) and are in threaded connection with the bidirectional threaded rod (31).

6. The head restraint for ophthalmic examinations according to claim 1, characterized in that: the tops of the two adjusting plates (52) are fixedly connected with pressing blocks (53).

7. The head restraint for ophthalmic examinations according to claim 1, characterized in that: the elastic component comprises two sliding plates (6), and springs (61) are fixedly connected to opposite surfaces of the two sliding plates (6).