CN218279614U - Auxiliary bracket - Google Patents

Abstract

The application provides an auxiliary bracket, includes: a base; the middle part of the bottom of the head frame is hinged on the base, and the head frame is used for supporting the head; one end of the first driving unit is connected with the base, the other end of the first driving unit is connected with one end of the head frame, and the first driving unit is used for driving the head frame to rotate around the base. After the head of the testee is placed on the head frame, the first driving unit can be operated to enable the head frame to rotate around the base in the vertical plane, and then the deflection angle of the head of the testee in the vertical plane can be corrected. The head angle of the testee does not need to be adjusted repeatedly in the measuring process, the efficiency of the detection operation is improved, and meanwhile, the measuring precision can be ensured.

Description

Auxiliary bracket

Technical Field

The application belongs to the field of medical auxiliary instruments, and particularly relates to an auxiliary bracket.

Background

Ophthalmic examination needs to use multiple ophthalmic examination equipment, like slit lamp, optometry appearance, fundus camera, tonometer etc. when carrying out this type of ophthalmic examination, need use the supplementary bracket of equipment from the area, supplementary fixed examinee's head to reach better shooting quality.

However, the conventional auxiliary bracket is usually fixed, and when a subject places the head on the auxiliary bracket, the head cannot be positioned at one time, and the head angle needs to be adjusted repeatedly under the guidance of a doctor to reach a better shooting position, which causes complicated detection operation and low efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the present application is to provide an auxiliary bracket to solve the problems existing in the related art: when using current auxiliary bracket to examine time measuring, the loaded down with trivial details complicacy of operation, the problem of inefficiency.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions:

provided is an auxiliary bracket including:

a base;

the middle part of the bottom of the head frame is hinged to the base, and the head frame is used for supporting a head;

one end of the first driving unit is connected with the base, the other end of the first driving unit is connected with one end of the head frame, and the first driving unit is used for driving the head frame to rotate around the base.

In one embodiment, the first driving unit includes an electric push rod, one end of the electric push rod is hinged to the base, and the other end of the electric push rod is hinged to one end of the head frame.

According to the structure, the support frame can be controlled to rotate around the base in the vertical plane by controlling the extension and retraction of the electric push rod.

In one embodiment, the head frame comprises a frame body, a forehead support for supporting the forehead of the head, and a jaw support assembly for supporting the jaw of the head; the frame body is installed on the base in a hinged mode, the frame body is connected with the first driving unit, the forehead support is installed at the top of the frame body, the jaw support assembly is installed on the base, and the jaw support assembly and the forehead support are arranged oppositely.

This structure drags the subassembly and the volume through setting up the jaw and drags, drags the jaw that the subassembly supported the head and the volume when the jaw drags and drags the stability that can guarantee that the head is supported to the head frame behind the volume that supports the head.

In one embodiment, the jaw dragging assembly comprises a jaw dragging body and a jaw dragging lifting driving unit for driving the jaw dragging body to lift, the jaw dragging lifting driving unit is installed on the base, and the jaw dragging lifting driving unit is connected with the jaw dragging body.

This structure drags the lift drive unit through setting up the jaw and can control the jaw and drag the body and rise or descend to make the jaw drag the body and support the jaw portion back forehead and drag and to support the forehead portion.

In one embodiment, the jaw dragging lifting driving unit comprises a bracket, a first driving motor, a screw and a sleeve; the support is arranged on the base, the first driving motor is arranged on the support, an output shaft of the first driving motor is connected with the screw rod, the sleeve is sleeved on the screw rod and is in threaded connection with the screw rod, the part of the sleeve penetrates through the support, and the end part of the sleeve is connected with the jaw dragging body.

By the structure, the first driving motor is controlled to control the jaw dragging body to ascend or descend.

In one embodiment, the auxiliary carriage further includes a second driving unit for driving the head frame to rotate, the second driving unit being connected to the base.

This structure can make the base drive the head frame in the horizontal plane and rotate through setting up the second drive unit to correct the deflection angle of testee's head in the horizontal plane.

In one embodiment, the second driving unit includes a housing, a turntable rotatably mounted on the housing, and a rotation driving module for driving the turntable to rotate, the rotation driving module being mounted on the housing, and the rotation driving module being connected to the turntable.

The structure can make the turntable rotate by controlling the rotary driving module to drive the base and the head frame to rotate synchronously.

In one embodiment, the rotary drive module comprises a second drive motor, a worm gear and a worm;

the worm wheel and the worm are respectively rotatably installed in the shell, the worm wheel is meshed with the worm, the second driving motor is installed on the shell, an output shaft of the second driving motor is connected with the worm, and the worm wheel is connected with the rotary table.

According to the structure, the worm gear has a large transmission ratio, the second driving motor drives the turntable to rotate through the worm gear, and the rotation amplitude of the turntable is smaller than that of the motor, so that the purpose of precise rotation of the turntable can be achieved.

In one embodiment, the second driving unit further includes a code wheel sleeved on the rotary disc and a sensing plate for cooperating with the code wheel to obtain the rotation angle of the rotary disc, and the sensing plate is mounted on the housing.

The structure can detect the specific rotation angle of the whole turntable by arranging the coded disc and the detection plate.

The application provides an auxiliary bracket's beneficial effect lies in: the auxiliary bracket is used for hinging the middle position of the bottom of the head frame on the base, one end of the first driving unit is connected with the base, and the other end of the first driving unit is connected with one end of the head frame. Therefore, after the head of the testee is placed on the head frame, the head frame can rotate around the base in the vertical plane by operating the first driving unit, and then the deflection angle of the head of the testee in the vertical plane is corrected. The head angle of the testee does not need to be adjusted repeatedly in the measuring process, the efficiency of the detection operation is improved, and meanwhile, the measuring precision can be ensured.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic front structural view of an auxiliary bracket according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a back side of an auxiliary bracket according to an embodiment of the present application;

FIG. 3 is an enlarged partial view of FIG. 2 at A;

FIG. 4 is a side view of an accessory carriage provided in accordance with an embodiment of the present application;

FIG. 5 is a top view of an accessory bracket provided in accordance with an embodiment of the present application;

fig. 6 is a top view of a second driving unit provided in an embodiment of the present application;

fig. 7 is an exploded schematic view of a second driving unit according to an embodiment of the present disclosure.

Wherein, in the drawings, the reference numerals are mainly as follows:

100. a base;

200. a head frame;

210. a frame body;

220. pulling the forehead;

230. a jaw dragging assembly;

231. a jaw drags body;

232. a jaw drag lifting drive unit;

233. a support;

234. a first drive motor;

235. a screw;

236. a sleeve;

300. a first driving unit;

500. a second driving unit;

510. a housing;

520. a turntable;

531. a second drive motor;

532. a worm gear;

533. a worm;

540. code disc;

550. a detection plate;

561. a first bearing;

562. a second bearing;

563. a third bearing;

564. and a fourth bearing.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present application, it is to be understood that the terms "center," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used merely for convenience in describing the present application and to simplify the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present application.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in one embodiment" or "in some embodiments" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1, fig. 2 and fig. 4, an auxiliary bracket according to an embodiment of the present application will now be described. The auxiliary bracket includes a base 100, a head frame 200, and a first driving unit 300. The base 100 may include a first support plate extending in a horizontal direction and a second support plate extending in a vertical direction, and a bottom end of the second support plate is fixedly connected to a middle portion of the first support plate. That is, the susceptor 100 is formed in an inverted T-shaped structure.

The head frame 200 is used for supporting the head, and the middle position of the bottom of the head frame 200 is hinged on the base 100. Illustratively, the base 100 is provided with a shaft pin extending in a horizontal direction at the second support plate, and a shaft sleeve is provided at a central portion of the bottom of the head frame 200 to fit over the shaft pin. The base 100 is hinged to the head frame 200 so that the head frame 200 can be rotated about the base 100. It is easily understood that the head frame 200 may have a frame type structure, and the head frame 200 may support the head of the subject when the subject places the head on the head frame 200.

Referring to fig. 1, the first driving unit 300 is located between the head frame 200 and the base 100, one end of the first driving unit 300 is connected to the base 100, the other end of the first driving unit 300 is connected to one end of the head frame 200, and the first driving unit 300 is used for driving the head frame 200 to rotate around the base 100. Illustratively, the length of the first driving unit 300 can be extended or contracted, and the first driving unit 300 drives the head frame 200 to rotate around the base 100 during the extension or contraction process.

The auxiliary bracket provided in this embodiment has the advantages that the auxiliary bracket of the present application hinges the middle position of the bottom of the head frame 200 on the base 100, one end of the first driving unit 300 is connected to the base 100, and the other end of the first driving unit 300 is connected to one end of the head frame 200. Thus, when the subject places the head on the head frame 200, the head frame 200 can be rotated about the base 100 in the vertical plane by operating the first driving unit 300, thereby correcting the deflection angle of the subject's head in the vertical plane. The head angle of the testee does not need to be adjusted repeatedly in the measuring process, the efficiency of the detection operation is improved, and meanwhile, the measuring precision can be ensured.

In one embodiment, referring to fig. 1 and 5, as an embodiment of the auxiliary bracket provided in the present application, the first driving unit 300 includes an electric push rod, one end of the electric push rod is hinged to the base 100, and the other end of the electric push rod is hinged to one end of the head frame 200. Fig. 1 shows that a support is provided at one side of the bottom of the head frame 200, and the top end of the power push rod and the support at the bottom of the head frame 200 may be coupled by a shaft pin. The base 100 is also provided with a support at one end of the first support plate, and the bottom end of the electric push rod is connected with the support on the base 100 through a shaft pin. The electric push rod can be installed at the left position of the head frame 200, and when the length of the electric push rod is extended, the head frame 200 is driven to rotate counterclockwise around the base 100; when the length of the electric push rod is shortened, the head frame 200 is driven to rotate clockwise around the base 100. Of course, this embodiment is only exemplary, for example, the electric push rod may be replaced by a pneumatic push rod, and the head frame 200 is driven to rotate by the expansion and contraction of the pneumatic push rod.

The auxiliary bracket that this embodiment provided through setting up electric putter, utilizes electric putter's flexible head frame 200 that can drive in vertical plane rotation to can correct the deflection angle of testee's head in vertical plane. Two ends of the electric push rod are respectively hinged with the base 100 and the head frame 200, so that the electric push rod is smoother in the stretching process. Moreover, a lever structure is formed between the hinge point of the head frame 200 and the base 100 and the hinge point of the electric push rod and the head frame 200, so that the accuracy and reliability of the rotation of the support frame in the vertical plane can be ensured, and the power output efficiency of the electric push rod can be improved.

In one embodiment, referring to fig. 1-2, as a specific embodiment of the auxiliary bracket provided in the embodiments of the present application, the head frame 200 includes a frame body 210, a forehead support 220 for supporting a forehead portion of the head, and a jaw support assembly 230 for supporting a jaw portion of the head. For example, the frame 210 may have a rectangular shape, and the top of the side of the frame 210 is bent away from the subject. The frame 210 is hinged to the base 100, and specifically, the middle position of the bottom edge of the frame 210 is hinged to the second supporting plate of the base 100. The frame 210 is connected to the first driving unit 300, and illustratively, one side of the bottom side of the frame 210 is connected to the top end of the first driving unit 300. The forehead mop 220 is installed on the top of the frame 210, wherein the forehead mop 220 may be a rectangular block structure; also, the forehead rest 220 is formed in a curved surface to match the forehead of the subject on the side facing the subject. The forehead rest 220 may be connected and fixed to the frame 210 by an adhesive or in a screw fastening direction. The jaw assembly 230 is mounted to the base 100, and the jaw assembly 230 is disposed opposite the forehead rest 220. Specifically, the jaw assembly 230 can be mounted on the second support plate of the base 100, and the jaw assembly 230 is positioned below the forehead pad 220. The jaw pull assembly 230 and the base 100 can be securely coupled using a fastener, such as a bolt.

According to the auxiliary bracket provided by the embodiment, by arranging the jaw dragging assembly 230 and the forehead dragging 220, when the jaw of the head is supported by the jaw dragging assembly 230 and the forehead of the head is supported by the forehead dragging 220, the stability of the head supported by the head frame 200 can be ensured. The jaw assembly 230 is installed on the base 100, the forehead rest 220 is installed on the top of the frame 210, and the first driving unit 300 is connected to the frame 210. When the first driving unit 300 is extended or contracted, the frame 210 may be driven to rotate on a vertical plane around the base 100. When the frame body 210 rotates, the forehead support 220 and the jaw support assembly 230 can be obliquely arranged, so that the deflection angle of the head of the testee in a vertical plane can be corrected.

In one embodiment, referring to fig. 2 to 4, as a specific embodiment of the auxiliary bracket provided by the embodiment of the present application, the jaw drag assembly 230 includes a jaw drag body 231 and a jaw drag lifting driving unit 232 for driving the jaw drag body 231 to lift. Illustratively, the top of the jaw dragging body 231 is formed into an arc surface matched with the jaw of the subject. The jaw drag lifting driving unit 232 is installed on the base 100, and specifically, the jaw drag lifting driving unit 232 may be installed on the second support plate of the base 100 by means of bolt fastening. The jaw drags the body 231 to be located the jaw drags the lift drive unit 232 above, and jaw drags lift drive unit 232 and is connected with jaw drags the body 231. In a possible implementation manner, a telescopic cylinder may be used as the jaw dragging lifting driving unit 232, a main body of the telescopic cylinder is fixed to the base 100, the jaw dragging body 231 may be installed at an end of a piston rod of the telescopic cylinder, and the jaw dragging body 231 is driven to ascend or descend by using a telescopic motion of the telescopic cylinder. Drag the height that lifting drive unit 232 can adjust the jaw and drag body 231 through setting up the jaw, be convenient for by the person of measurationing place the jaw drag body 231 on the back, the forehead that is by the person of measurationing can be dragged 220 and support by the forehead to be adapted to the not head of equidimension that different crowds correspond.

In one embodiment, referring to fig. 2-4, as a specific implementation of the auxiliary bracket provided in the embodiments of the present application, the jaw dragging and lifting driving unit 232 includes a bracket 233, a first driving motor 234, a screw 235 and a sleeve 236. The bracket 233 is installed on the second support plate of the base 100, wherein the bracket 233 is installed near the top end position of the second support plate. Referring to fig. 4, the bracket 233 includes a vertical section and two horizontal sections respectively located at the top end and the bottom end of the vertical section. It should be noted that the two horizontal sections are respectively provided with a through hole. The first driving motor 234 is mounted on the bracket 233, and an output shaft of the first driving motor 234 is connected with the screw 235. Illustratively, the body of the first drive motor 234 is located below the bracket 233 and is connected to the horizontal section located below. The output shaft of the first driving motor 234 passes through the through hole of the horizontal section located below. The screw 235 is coaxial with an output shaft of the first driving motor 234, and the output shaft of the first driving motor 234 is inserted into the screw 235 and is in interference fit with the screw 235. The sleeve 236 is sleeved on the screw rod 235 and is in threaded connection with the screw rod 235, a part of the sleeve 236 is arranged in the bracket 233 in a penetrating way, and the end part of the sleeve 236 is connected with the jaw drag body 231, namely, the sleeve 236 is arranged in a through hole of the horizontal section of the bracket 233 above. It is worth mentioning that the horizontal section of the bracket 233 above is provided with a protrusion on the inner wall of the through hole, and the outer wall of the sleeve 236 is provided with a strip-shaped groove matched with the protrusion. When the protrusion is embedded in the strip-shaped groove, the sleeve 236 can be limited, and the sleeve 236 is prevented from being driven to rotate when the screw 235 rotates. Through the above arrangement, when the first driving motor 234 drives the screw 235 to rotate, the sleeve 236 can be driven to ascend or descend, so that the jaw dragging body 231 and the sleeve 236 ascend or descend synchronously, thereby adjusting the distance between the jaw dragging body 231 and the jaw dragging body 220, and facilitating the placement of the jaw dragging body 231 on the jaw by the testee, wherein the jaw dragging body 220 can be propped against the jaw by the forehead of the testee.

In one embodiment, referring to fig. 1-2, as a specific implementation of the auxiliary bracket provided in the embodiments of the present application, the auxiliary bracket further includes a second driving unit 500 for driving the head frame 200 to rotate, and the second driving unit 500 is connected to the base 100. Fig. 1 shows that the second driving unit 500 is located below the base 100, and the second driving unit 500 may be fixed to the base 100 by a fastener. When the second driving unit 500 works, the base 100 and the head frame 200 can be driven to rotate in the horizontal plane, and when the head frame 200 rotates in the horizontal plane, the deflection angle of the head of the subject in the horizontal plane can be corrected.

In an embodiment, referring to fig. 6 and 7, as a specific implementation manner of the auxiliary bracket provided in the embodiment of the present application, the second driving unit 500 includes a housing 510, a turntable 520 rotatably mounted on the housing 510, and a rotation driving module for driving the turntable 520 to rotate. Illustratively, the housing 510 includes a bottom case and an upper cover, and the upper cover is disposed on the bottom case and fixed to the bottom case, so as to prevent dust inside the housing 510. Fig. 6 shows that the turntable 520 is formed with a plurality of fastening holes, and when the second driving unit 500 is assembled, the turntable 520 and the base 100 can be fixed using fastening members inserted through the fastening holes of the turntable 520. The rotation driving module is installed on the housing 510, and the rotation driving module is connected to the turntable 520, that is, when the rotation driving module works, the turntable 520 can be driven to rotate, and then the base 100, the head frame 200 and the turntable 520 are driven to rotate synchronously. Through the arrangement, when the head of the testee has a deflection angle in the horizontal plane, the turntable 520 can be rotated to drive the base 100 and the head frame 200 to synchronously rotate by controlling the rotary driving module, and then the deflection angle of the head of the testee in the horizontal plane is corrected. And the head frame 200 is driven to rotate around the base 100 by the first driving unit 300, so that the head can be subjected to multi-dimensional angle adjustment.

In one embodiment, referring to fig. 6-7, as an embodiment of the auxiliary bracket provided in the present application, the rotation driving module includes a second driving motor 531, a worm wheel 532, and a worm 533. The worm wheel 532 and the worm 533 are installed in the housing 510 to be engaged with each other, the second driving motor 531 is installed on the housing 510, and an output shaft of the second driving motor 531 is connected to the worm 533. Illustratively, the worm 533 is provided with a mounting groove at an end facing the second drive motor 531, and an output shaft of the second drive motor 531 is inserted into the mounting groove through a sidewall of the housing 510 and is in interference fit with the mounting groove. The worm gear 532 is connected with the rotary plate 520, and specifically, a transmission shaft is disposed below the rotary plate 520, wherein an axis of the transmission shaft is perpendicular to the rotary plate 520, and the transmission shaft and the rotary plate 520 may be formed as a single piece through a one-step molding process. The worm wheel 532 is provided with a mounting hole coaxial with the worm wheel 532, the transmission shaft passes through the upper cover of the housing 510 and is inserted into the interior of the worm wheel 532, namely the interior of the mounting hole, and the transmission shaft is in interference fit with the mounting hole.

Here, a step motor may be used as the second driving motor 531, and a more precise rotation of the turntable 520 may be achieved by a step angle of the step motor.

In the auxiliary bracket provided by this embodiment, the second driving motor 531 and the rotary plate 520 are driven by the worm gear 532 and the worm 533, and the worm gear 532 and the worm 533 have a larger transmission ratio, so that the rotation amplitude of the rotary plate 520 is smaller than that of the second driving motor 531, and the rotary plate 520 can achieve the purpose of precise rotation.

In one possible implementation manner, referring to fig. 7, the second driving unit 500 further includes a first bearing 561, a second bearing 562, a third bearing 563, and a fourth bearing 564, where the first bearing 561 and the second bearing 562 are respectively mounted on two opposite side walls of the housing 510. Illustratively, through holes are respectively formed in the opposite side walls of the housing 510, and the first bearing 561 and the second bearing 562 are respectively embedded in the two through holes of the housing 510. For example, the first bearing 561 and the second bearing 562 may be deep groove ball bearings, and both ends of the worm 533 are respectively inserted into the first bearing 561 and the second bearing 562. By providing the first bearing 561 and the second bearing 562, the worm 533 can rotate relative to the housing 510 inside the housing 510. The third bearing 563 and the fourth bearing 564 are provided within the housing 510, and the worm wheel 532 is sandwiched between the third bearing 563 and the fourth bearing 564. For example, the third bearing 563 and the fourth bearing 564 may be radial thrust bearings, outer rings of the third bearing 563 and the fourth bearing 564 are fixed to an inner wall of the housing 510, respectively, and inner rings of the third bearing 563 and the fourth bearing 564 are fixed to the worm wheel 532, respectively. The third bearing 563 and the fourth bearing 564 may carry the load such that the turntable 520 may carry a large load.

In one embodiment, referring to fig. 6-7, as an embodiment of the auxiliary bracket provided in the present application, the second driving unit 500 further includes an encoding disk 540 sleeved on the turntable 520 and a sensing plate 550 for cooperating with the encoding disk 540 to obtain a rotation angle of the turntable 520, wherein the sensing plate 550 is mounted on the housing 510. The code disc 540 is of an annular structure, and scales are arranged on the end face of the code disc 540 in a surrounding mode. The code wheel 540 is sleeved on the turntable 520 and then is in interference fit with the turntable 520, and when the turntable 520 rotates, the code wheel 540 can be driven to rotate synchronously with the turntable 520. In one possible implementation, the side of sensing plate 550 is approximately triangular, and sensing plate 550 is provided with an inwardly recessed groove on the side facing turntable 520, and the outer portion of code wheel 540 may be located inside the groove. During the rotation of the dial 520, the rotation angle of the dial 520 can be obtained by reading the scale of the code wheel 540 at the position where the sensing plate 550 is opposite to the code wheel 540.

In some embodiments, the second driving unit 500 may also be a rotating motor directly connected with the base 100. In some embodiments, the rotational drive module may also be a gear set, and is not limited herein.

Taking the detection of thyroid diseases as an example, whether a person to be tested has thyroid diseases can be judged by detecting the specific value of the human exophthalmos. The auxiliary bracket provided by the embodiment can arrange two plane cameras on two sides of the auxiliary bracket respectively, and a testee can freely adjust the height of the jaw dragging body 231 through the jaw dragging lifting driving unit 232, so that the head placing position is more comfortable and stable. When the lens of the camera detects the angle of the head of the subject, which is placed on the forehead support 220 and the jaw support body 231, and then the angle is deflected on the horizontal plane and the vertical plane, the signal is transmitted to the second driving motor 531 and the electric push rod. Second driving motor 531 rotates and corrects the angle that the testee's head deflected on the horizontal plane, and electric putter pushes out or contracts and drives framework 210 of head frame 200 and rotate on vertical face, and then corrects the angle that the testee's head deflected on vertical face to corrected the deflection of testee at two dimensions of horizontal plane and vertical face, made human face plane and camera plane keep the perpendicular relation. Therefore, the camera can detect the specific numerical value of the human exophthalmos, and further judge whether the testee suffers from thyroid diseases. The head angle of the testee does not need to be adjusted repeatedly in the detection process, and meanwhile, the detection precision and the consistency of the exophthalmic eye detection data can be ensured.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (9)

1. An accessory bracket, comprising:

a base;

the middle part of the bottom of the head frame is hinged to the base, and the head frame is used for supporting a head;

one end of the first driving unit is connected with the base, the other end of the first driving unit is connected with one end of the head frame, and the first driving unit is used for driving the head frame to rotate around the base.

2. The assistant bracket of claim 1, wherein the first driving unit comprises an electric push rod, one end of which is hinged to the base, and the other end of which is hinged to one end of the head frame.

3. The auxiliary bracket of claim 1, wherein the head frame comprises a frame body, a forehead rest for supporting a forehead of the head, and a jaw rest assembly for supporting a jaw of the head; the frame body is hinged to the base and connected with the first driving unit, the forehead support is mounted at the top of the frame body, the jaw support assembly is mounted on the base, and the jaw support assembly and the forehead support are arranged oppositely.

4. The auxiliary bracket of claim 3, wherein the jaw dragging assembly comprises a jaw dragging body and a jaw dragging lifting driving unit for driving the jaw dragging body to lift, the jaw dragging lifting driving unit is mounted on the base, and the jaw dragging lifting driving unit is connected with the jaw dragging body.

5. The auxiliary bracket according to claim 4, wherein the jaw drag lifting driving unit comprises a bracket, a first driving motor, a screw, and a sleeve; the support is installed on the base, the first driving motor is installed on the support, an output shaft of the first driving motor is connected with the screw rod, the sleeve is sleeved on the screw rod and is in threaded connection with the screw rod, the sleeve is partially arranged in the support in a penetrating mode, and the end portion of the sleeve is connected with the jaw dragging body.

6. The accessory carriage of any one of claims 1-5, further comprising a second drive unit for driving rotation of the head frame, the second drive unit being coupled to the base.

7. The accessory carriage of claim 6, wherein the second drive unit includes a housing, a turntable rotatably mounted on the housing, and a rotary drive module for driving the turntable to rotate, the rotary drive module being mounted on the housing, the rotary drive module being connected to the turntable.

8. The accessory tray of claim 7, wherein the rotational drive module includes a second drive motor, a worm gear, and a worm;

the worm wheel and the worm are respectively rotatably installed in the shell, the worm wheel is meshed with the worm, the second driving motor is installed on the shell, an output shaft of the second driving motor is connected with the worm, and the worm wheel is connected with the rotary table.

9. The accessory bracket of claim 7, wherein the second driving unit further comprises a code wheel mounted on the rotary plate and a detecting plate for cooperating with the code wheel to obtain a rotation angle of the rotary plate, the detecting plate being mounted on the housing.

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