CN215738859U

CN215738859U - Head positioning device

Info

Publication number: CN215738859U
Application number: CN202121141872.1U
Authority: CN
Inventors: 盛政; 吴尽
Original assignee: Hefei Fanyuan Intelligent Equipment Co ltd
Current assignee: Hefei Fanyuan Intelligent Equipment Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-02-08
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a head positioning device, which comprises a fixed seat, an outer support and an inner support, wherein the fixed seat is connected with the outer support through a first rotating shaft, the inner support is connected with the outer support through a second rotating shaft, the outer support can rotate around the first rotating shaft, the inner support can rotate around the second rotating shaft, the first rotating shaft is horizontally arranged, the second rotating shaft is vertically arranged, the first rotating shaft is rotated through arranging a first adjusting group so as to enable the outer support to rotate around the first rotating shaft, and the second rotating shaft is rotated through arranging a second adjusting group so as to enable the inner support to rotate around the second rotating shaft; according to the utility model, the head of the patient horizontally rotates around the center of the left eyeball and the right eyeball by the inner support for fixing the head of the patient, and the head of the patient vertically rotates around the center of the left eyeball and the right eyeball by the second rotating shaft, so that the centers of the left eyeball and the right eyeball are ensured to be unchanged, the relative positions of the left eyeball and the right eyeball of the patient and a detection instrument are ensured to be stable, and the detection precision is improved.

Description

Head positioning device

Technical Field

The utility model relates to the technical field of medical detection equipment, in particular to a head positioning device.

Background

When carrying out patient's eyeball and examining, medical personnel need let the patient in proper order to all directions rotate the eyeball and detect the patient's eyeball of taking care of through different angles, just at this moment need the patient head to rotate in order to detect to the detecting instrument position cooperation. However, when the method is adopted, the patient and the detecting instrument are often required to be effectively matched to achieve a better detecting effect, and the deviation of the rotation of the head of the patient easily causes a poor detecting effect.

In view of the above-mentioned drawbacks, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical defects, the utility model adopts a technical scheme that the head positioning device comprises a fixed seat, an outer support and an inner support, wherein the fixed seat is connected with the outer support through a first rotating shaft, the inner support is connected with the outer support through a second rotating shaft, the outer support can rotate around the first rotating shaft, the inner support can rotate around the second rotating shaft, the first rotating shaft is horizontally arranged, the second rotating shaft is vertically arranged, the first rotating shaft is rotated through arranging a first adjusting group so as to realize the rotation of the outer support around the first rotating shaft, and the second rotating shaft is rotated through arranging a second adjusting group so as to realize the rotation of the inner support around the second rotating shaft.

Preferably, the inner support includes a supporting plate and first supporting members, the two first supporting members are symmetrically disposed on two sides of the supporting plate, so as to form a U-shaped inner support, an end of the second rotating shaft is fixedly connected to a bottom of the supporting plate, the first supporting members are provided with a jaw fixing portion, a face fixing portion and a forehead fixing portion, the jaw fixing portion, the face fixing portion and the forehead fixing portion are sequentially disposed from bottom to top, the jaw fixing portion and the face fixing portion are disposed as two symmetrical horizontal rods, the forehead fixing portion is disposed as a strip-shaped member, and two ends of the forehead fixing portion are fixedly disposed on the two first supporting members.

Preferably, the outer support comprises a fixed plate, a connecting plate, a bottom plate and second supporting pieces, the second supporting pieces are symmetrically arranged on two sides of the bottom plate, two ends of the fixed plate and two ends of the connecting plate are respectively connected with the second supporting pieces, the fixed plate, the connecting plate and the bottom plate are sequentially arranged from top to bottom, a head top fixing part is arranged on the fixed plate, and the head top fixing part is a rod piece which is vertically arranged.

Preferably, the second supporting member is further provided with a head fixing portion, the head fixing portion is provided with two symmetrical horizontal rods, and the head fixing portion is arranged between the forehead fixing portion and the fixed plate.

Preferably, the second support is provided with a first calibration grating portion, and the first rotation axis and the first calibration grating portion are coaxial.

Preferably, a second calibration grating part is disposed on the fixed plate, and the second rotation axis and the second calibration grating part are coaxial.

Preferably, the first adjusting set includes a first adjusting motor, the first adjusting motor is fixedly disposed on the fixing base, and an output shaft of the first adjusting motor is fixedly connected to the first rotating shaft.

Preferably, the second adjusting set comprises a second adjusting motor, a transmission assembly, an adjusting plate and an adjusting assembly, the second adjusting motor is arranged on the adjusting plate, the adjusting plate is arranged on the bottom plate through the adjusting assembly, and the second adjusting motor is connected with the second rotating shaft through the transmission assembly.

Preferably, the transmission assembly includes action wheel, first follow driving wheel, second follow driving wheel and swiveling wheel, the action wheel is fixed to be set up on the output shaft of second accommodate motor, the swiveling wheel is fixed the tip of second rotation axis, first follow driving wheel is provided with one, the second is provided with threely from the driving wheel first follow driving wheel and one the second sets up on a transmission shaft from the driving wheel, the transmission shaft sets up on the regulating plate, another two the second passes through the fixed axle setting from the driving wheel on the regulating plate, the action wheel with first follow driving wheel is connected through first belt drive, and is three the second is connected through second belt drive from the driving wheel, the swiveling wheel with second belt close contact transmission connects.

Preferably, the adjusting assembly comprises a sliding block and a guide rail, the guide rail is fixedly arranged on the bottom plate, the sliding block is fixedly arranged on the adjusting plate, the sliding block can slide freely on the guide rail along the guide rail, and the position of the sliding block on the guide rail is fixed through a fixing piece.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the head of the patient horizontally rotates around the center of the left eyeball and the right eyeball by the inner support for fixing the head of the patient, and the head of the patient vertically rotates around the center of the left eyeball and the right eyeball by the second rotating shaft, so that the center of the left eyeball and the right eyeball is not changed, the relative position between the left eyeball and the right eyeball of the patient and a detection instrument is stable, and the detection precision is improved.

Drawings

FIG. 1 is a schematic view of the head positioning device in use;

fig. 2 is a structural view of the head positioning device.

The figures in the drawings represent:

1-a fixed seat; 2-external support; 3-inner support; 4-a first axis of rotation; 5-a second axis of rotation; 6-a first calibration grating part; 7-a second calibration grating section; 8-a first adjustment motor; 9-a second adjustment motor; 10-a transmission assembly; 11-an adjusting plate; 12-an adjustment assembly; 21-fixing the plate; 22-a connecting plate; 23-a base plate; 24-a second support; 25-a crown fixture; 26-a head fixation part; 31-a pallet; 32-a first support; 33-jaw fixing part; 34-a face-securing part; 35-forehead fixation.

Detailed Description

The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.

Example one

As shown in fig. 1 and 2, fig. 1 is a schematic use view of the head positioning device; FIG. 2 is a structural view of the head positioning device; the head positioning device comprises a fixed seat 1, an outer support 2 and an inner support 3, wherein the fixed seat 1 is connected with the outer support 2 through a first rotating shaft 4, the inner support 3 is connected with the outer support 2 through a second rotating shaft 5, the outer support 2 can rotate around the first rotating shaft 4, the inner support 3 can rotate around the second rotating shaft 5, generally, the first rotating shaft 4 is horizontally arranged, and the second rotating shaft 5 is vertically arranged.

The rotation of the first rotating shaft 4 is realized by arranging a first adjusting group so as to realize the rotation of the outer bracket 2 around the first rotating shaft 4, and the rotation of the second rotating shaft 5 is realized by arranging a second adjusting group so as to realize the rotation of the inner bracket 3 around the second rotating shaft 5. The head of the patient is fixed on the inner support 3, the left eyeball or the right eyeball of the patient is arranged at the intersection point position between the axes of the first rotating shaft 4 and the second rotating shaft 5 in a positioning mode, the pitching rotation of the left eyeball and the right eyeball is realized through the rotation of the first rotating shaft 4, and the horizontal rotation of the left eyeball and the right eyeball is realized through the rotation of the second rotating shaft 5.

According to the utility model, the head of the patient horizontally rotates around the center of the left eyeball and the right eyeball by the inner support 3 for fixing the head of the patient, and the head of the patient vertically rotates around the center of the left eyeball and the right eyeball by the second rotating shaft 5, so that the centers of the left eyeball and the right eyeball are not changed, and the relative positions of the left eyeball and the right eyeball of the patient and a detection instrument are stable.

Example two

The inner bracket 3 includes a supporting plate 31 and first supporting members 32, the two first supporting members 32 are symmetrically disposed on two sides of the supporting plate 31 to form the U-shaped inner bracket 3, an end portion of the second rotating shaft 5 is fixedly connected to a bottom portion of the supporting plate 31, a jaw fixing portion 33, a face fixing portion 34 and a forehead fixing portion 35 are disposed on the first supporting members 32, the jaw fixing portion 33, the face fixing portion 34 and the forehead fixing portion 35 are sequentially disposed from bottom to top, the jaw fixing portion 33 and the face fixing portion 34 are disposed as two symmetrical horizontal rods, the forehead fixing portion 35 is disposed as a strip-shaped member, and two ends of the forehead fixing portion 35 are fixedly disposed on the two first supporting members 32. The supporting plate 31 supports the chin of the patient, the jaw fixing part 33 fixes the chin of the patient, the face fixing part 34 fixes the face of the patient, and the forehead fixing part 35 fixes the forehead of the patient.

Preferably, the jaw fixing part 33, the face fixing part 34 and the forehead fixing part 35 can be adjusted in height position on the first support 32, thereby being suitable for head fixing of different patients.

Outer support 2 includes decides board 21, connecting plate 22, bottom plate 23 and second support piece 24, second support piece 24 symmetry sets up bottom plate 23 both sides, decide board 21 with the both ends of connecting plate 22 are respectively with two second support piece 24 is connected, decide board 21 the connecting plate 22 bottom plate 23 top-down sets gradually, be provided with overhead fixed part 25 on deciding board 21, overhead fixed part 25 sets up to the member of vertical setting, through overhead fixed part 25 with the upper and lower tip of the fixed patient's head of layer board 31 laminating.

The second supporting member 24 is further provided with a head fixing portion 26, the head fixing portion 26 is provided as two symmetrical horizontal rod members, and the head fixing portion 26 corresponds to the scalp of the patient. The head fixing portion 26 is disposed between the forehead fixing portion 35 and the fixed plate 21.

Preferably, the fixed plate 21 and the head fixing part 26 can be adjusted in height position on the second supporting part 24, so as to be suitable for head fixing of different patients.

The position of the left eyeball or the right eyeball of the patient is fixed by fixing the head of the patient by the supporting plate 31, the jaw fixing part 33, the face fixing part 34, the forehead fixing part 35, the crown fixing part 25 and the head fixing part 26.

Preferably, the second support 24 is provided with a first calibration grating portion 6, and the first rotation axis 4 and the first calibration grating portion 6 are coaxial, so as to ensure that the axis of the first rotation axis 4 passes through the center of the left eyeball or the right eyeball of the patient.

Preferably, the fixed plate 21 is provided with a second calibration grating portion 7, and the second rotating shaft 5 and the second calibration grating portion 7 are coaxial, so as to ensure that the axis of the second rotating shaft 5 passes through the center of the left eyeball or the right eyeball of the patient.

Preferably, the fixed plate 21 and the bottom plate 23 are provided with scales, and the scales can determine whether the lower end and the upper end of the head of the patient are positioned consistently, so that the fixed state of the head of the patient is accurate.

EXAMPLE III

The second support 24 is provided with a connecting seat, one end of the first rotating shaft 4 is arranged in the connecting seat, the first rotating shaft 4 can axially move in the connecting seat, and the horizontal position of the outer bracket 2 can be adjusted through the axial movement of the first rotating shaft 4 in the connecting seat.

Meanwhile, the connecting seat can adjust the height position on the second supporting member 24, so that the adjustment of the height position of the outer bracket 2 can be realized.

The horizontal position and the height position of the outer support 2 are adjusted, so that the position of the head of the patient fixed on the inner support 3 is adjusted, and the relative position between the left eyeball and the right eyeball of the patient and the detection instrument is conveniently adjusted.

Example four

The first adjusting set comprises a first adjusting motor 8, the first adjusting motor 8 is fixedly arranged on the fixed seat 1, and an output shaft of the first adjusting motor 8 is fixedly connected with the first rotating shaft 4, so that the first adjusting motor 8 drives the first rotating shaft 4 to rotate.

The second is adjusted the group and is included second accommodate motor 9, transmission assembly 10, regulating plate 11 and regulating assembly 12, second accommodate motor 9 sets up on regulating plate 11, regulating plate 11 passes through regulating assembly 12 sets up on the bottom plate 23, second accommodate motor 9 passes through transmission assembly 10 with second rotation axis 5 is connected, second accommodate motor 9 passes through transmission assembly 10 transmission, thereby drives second rotation axis 5 rotates.

The adjusting plate 11 is disposed between the connecting plate 22 and the bottom plate 23, a rotating base is disposed on the connecting plate 22, and the second rotating shaft 5 is connected to the connecting plate 22 through the rotating base, so that the position of the second rotating shaft 5 is fixed.

Drive assembly 10 includes the action wheel, first follows driving wheel, second from driving wheel and swiveling wheel, the action wheel is fixed to be set up on the output shaft of second accommodate motor 9, the swiveling wheel is fixed the tip of second rotation axis 5, first follow driving wheel is provided with one, the second is provided with threely from the driving wheel first follow driving wheel and one the second sets up on a transmission shaft simultaneously from the driving wheel, the transmission shaft sets up on the regulating plate 11, two in addition the second is in from the driving wheel through the fixed axle setting on the regulating plate 11, the action wheel with first from the driving wheel is connected through first belt transmission, and is three the second is connected through second belt transmission from the driving wheel, the swiveling wheel with second belt in close contact with transmission is connected, guarantees the swiveling wheel with transmission between the second belt. Through the specific structural arrangement of the transmission assembly 10, the second adjusting motor 9 drives the second rotating shaft 5 to rotate.

The adjusting assembly 12 comprises a sliding block and a guide rail, the guide rail is fixedly arranged on the bottom plate 23, the sliding block is fixedly arranged on the adjusting plate 11, the sliding block can slide freely on the guide rail along the guide rail, and the position of the sliding block on the guide rail can be fixed through a fixing piece. Through the slider with the relative slip of guide rail, thereby it is adjustable the bottom plate 23 with relative position between the regulating plate 11 to adjust the swiveling wheel with the second is followed the relative position between the driving wheel, makes the second belt tensioning just states the swiveling wheel with second belt in close contact with improves the swiveling wheel with transmission effect between the second belt.

The foregoing is merely a preferred embodiment of the utility model, which is intended to be illustrative and not limiting. It will be understood by those skilled in the art that various changes, modifications and equivalents may be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. A head positioning device is characterized by comprising a fixed seat, an outer support and an inner support, wherein the fixed seat is connected with the outer support through a first rotating shaft, the inner support is connected with the outer support through a second rotating shaft, the outer support can rotate around the first rotating shaft, the inner support can rotate around the second rotating shaft, the first rotating shaft is horizontally arranged, the second rotating shaft is vertically arranged, the first rotating shaft is rotated through arranging a first adjusting group so that the outer support can rotate around the first rotating shaft, and the second rotating shaft is rotated through arranging a second adjusting group so that the inner support can rotate around the second rotating shaft.

2. The head positioning device according to claim 1, wherein the inner frame comprises a support plate and first support members, the first support members are symmetrically disposed on both sides of the support plate, the end portion of the second rotating shaft is fixedly connected to the bottom portion of the support plate, the first support members are provided with a jaw fixing portion, a face fixing portion and a forehead fixing portion, the jaw fixing portion, the face fixing portion and the forehead fixing portion are sequentially disposed from bottom to top, the jaw fixing portion and the face fixing portion are disposed as two symmetrical horizontal rods, the forehead fixing portion is disposed as a band-shaped member, and both ends of the forehead fixing portion are fixedly disposed on the first support members.

3. The head positioning device according to claim 2, wherein the outer bracket comprises a fixed plate, a connecting plate, a bottom plate and second supporting members, the second supporting members are symmetrically arranged on two sides of the bottom plate, two ends of the fixed plate and the connecting plate are respectively connected with the two second supporting members, the fixed plate, the connecting plate and the bottom plate are sequentially arranged from top to bottom, a head top fixing portion is arranged on the fixed plate, and the head top fixing portion is arranged as a rod member which is vertically arranged.

4. The head positioning device as claimed in claim 3, wherein a head fixing portion is further provided on the second supporter, the head fixing portion being provided as two symmetrical horizontal bars, the head fixing portion being provided between the forehead fixing portion and the fixing plate.

5. A head positioning device according to claim 3, wherein a first calibration grating portion is provided on the second support, and the first rotation axis and the first calibration grating portion are coaxial.

6. The head positioning device as claimed in claim 5, wherein a second calibration grating portion is provided on the fixed plate, and the second rotation axis and the second calibration grating portion are coaxial.

7. The head positioning device of claim 1, wherein said first adjustment set comprises a first adjustment motor, said first adjustment motor is fixedly disposed on said fixed base, and an output shaft of said first adjustment motor is fixedly connected to said first rotating shaft.

8. The head positioning device of claim 3, wherein the second adjustment set comprises a second adjustment motor, a transmission assembly, an adjustment plate, and an adjustment assembly, the second adjustment motor being disposed on the adjustment plate, the adjustment plate being disposed on the base plate via the adjustment assembly, the second adjustment motor being coupled to the second rotating shaft via the transmission assembly.

9. The head positioning device according to claim 8, wherein the transmission assembly comprises a driving wheel, a first driven wheel, a second driven wheel and a rotating wheel, the driving wheel is fixedly arranged on an output shaft of the second adjusting motor, the rotating wheel is fixed at the end of the second rotating shaft, the first driven wheel is provided with one, the second driven wheel is provided with three, the first driven wheel and the second driven wheel are arranged on a transmission shaft, the transmission shaft is arranged on the adjusting plate, the second driven wheel is arranged on the adjusting plate through a fixed shaft, the driving wheel and the first driven wheel are connected through a first belt transmission, the second driven wheel is connected through a second belt transmission, and the rotating wheel and the second belt are in close contact transmission connection.

10. The head positioning device of claim 9, wherein the adjusting assembly comprises a sliding block and a guide rail, the guide rail is fixedly arranged on the bottom plate, the sliding block is fixedly arranged on the adjusting plate, the sliding block can freely slide on the guide rail along the guide rail, and the position of the sliding block on the guide rail is fixed through a fixing piece.