CN218922550U - Supporting device for fundus scanning imaging equipment - Google Patents

Abstract

The utility model relates to the technical field of fundus scanning and imaging equipment, in particular to a supporting device for fundus scanning and imaging equipment, which includes an imaging body and a movable frame arranged at one end of the imaging body. The bottom of the movable frame is provided with a supporting mechanism for adjusting its height. A limit mechanism for positioning the patient's eyes is provided inside the movable frame, and the support mechanism includes a positioning frame arranged at the bottom of the movable frame and fixed to the imaging body. The utility model is beneficial to expand the adjustment range of the height of the supporting device, making patients with large height differences more comfortable when scanning the eyes, improving the practicability of the supporting device of the imaging device, and avoiding the adjustment of the height of the supporting device of the existing imaging device The range is small. For patients with large height differences, it is difficult to adjust the appropriate height and there are limitations. At the same time, the operation is simple and fast, which improves the stability of the patient's eye scan, allowing the imaging body to scan the eye. Imaging is more precise.

Description

Supporting device for fundus scanning imaging equipment

technical field

The utility model relates to the technical field of fundus scanning and imaging equipment, in particular to a supporting device for fundus scanning and imaging equipment.

Background technique

The fundus scanning imaging equipment can perform fundus fluorescein angiography and indocyanine green angiography, and make an accurate diagnosis by observing the blood circulation of the fundus and the lesions of the retina and choroid layer through the angiography. When the current fundus scanning imaging equipment is used, the patient's head is generally positioned first through the support device, and then the patient's eye is scanned and imaged. Most of the support devices of the existing imaging equipment can be adjusted in height, but the adjustment range is small. For patients with a large difference in height, it is difficult to adjust the appropriate height of the support device, which has certain limitations, resulting in poor patient comfort when scanning the patient's eyes, affecting the comfort of the patient when scanning the eyes, and poor practicability.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a support device for fundus scanning and imaging equipment, which solves the problem that the height adjustment range of the support device of the existing imaging equipment is small, and it is difficult to adjust the support device appropriately for patients with large height differences. Highly technical problems, to achieve the purpose of expanding the adjustment range of the support device and improving the patient's comfort when scanning the eye.

In order to solve the above technical problems, the utility model provides the following technical solutions: a support device for fundus scanning and imaging equipment, including an imaging body, and a movable frame arranged at one end of the imaging body, and the bottom of the movable frame is provided for adjusting its height. The supporting mechanism, the inner side of the movable frame is provided with a limit mechanism for positioning the patient's eyes;

The support mechanism includes a positioning frame arranged at the bottom of the movable frame and fixed to the imaging body, and support rods arranged at both ends of the bottom of the movable frame. Both ends of the bottom of the movable frame are provided with sliding transverse grooves, and the top of the support rod is hinged with The sliding lug sliding in the sliding transverse groove, both sides of the bottom of the support rod are provided with limit blocks fixed with the positioning frame, and a fixed shaft that runs through the bottom of the support rod and is rotationally connected with it is fixed between the two limit blocks The support mechanism also includes a transmission assembly arranged at the inner bottom of the positioning frame for driving the movement of the support rod.

Further, the transmission assembly includes a crank handle arranged at one end outside the positioning frame, one side of the crank handle is fixed with a rotating shaft that passes through the positioning frame and is rotatably connected with it through a bearing, the other end of the rotating shaft is fixed with a worm, and one side of the worm is provided with A limit rod that is rotationally connected with the rotating shaft through a bearing and fixed with the positioning frame, and a worm gear that is engaged with the bottom of the worm.

Further, the bottom sides of the two support rods are provided with transmission gears that mesh with each other, and one side of the transmission gears is meshed with an incomplete gear that is fixed to the bottom of the support rods. A connected movable shaft runs through one of the transmission gears and is fixedly connected with it.

Further, the limit mechanism includes a supporting plate arranged at the inner bottom of the movable frame, and an arc-shaped pressing plate arranged at the inner top of the movable frame. There are adjustment components for adjusting its position.

Further, the bottom of the pallet is fixed with a movable vertical bar that runs through the top of the connecting frame 1 and is slidably connected with it, and the bottom of the movable vertical rod is fixed with a spring 1 fixed with the movable frame.

Further, sliding blocks are fixed at both ends of the arc-shaped pressing plate, sliding vertical grooves slidingly connected with the sliding blocks are provided on both sides of the top of the movable frame, and a spring two fixed to the movable frame is fixed on the top of the sliding block.

Further, the adjustment assembly includes a knob arranged on the top of the movable frame, the bottom of the knob is fixed with a threaded rod that is rotatably connected with the movable frame through a bearing, the top of the arc-shaped pressing plate is fixed with the second connecting frame, and the bottom of the threaded rod penetrates the second connecting frame and connects with it. threaded connection.

The utility model provides a support device for fundus scanning and imaging equipment, which has the following beneficial effects:

1. The utility model adjusts the movable frame to a suitable height by setting a supporting mechanism, so that patients with a large height difference can scan the eyes. Adjust to a suitable height, the patient's head is placed in the movable frame to scan and image the patient's eyes through the imaging body, which is beneficial to expand the adjustment range of the height of the support device, making it easier for patients with large height differences to scan the eyes. The comfort improves the practicability of the imaging equipment support device, and avoids the limited height adjustment range of the existing imaging equipment support device. For patients with large height differences, it is difficult to adjust the appropriate height and there are limitations.

2. The utility model simply positions the patient's head by setting a limit mechanism in the movable frame, so as to be more stable when scanning the patient's eyes. The patient's chin is placed on the supporting plate, and then the arc is adjusted through the adjustment component The height of the shaped pressure plate, the arc-shaped pressure plate is in contact with the top of the patient's head, and the patient's head can be easily positioned, and the operation is simple and fast, which improves the stability of the patient's eye scan and makes the imaging body more accurate for the eye scan.

Description of drawings

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

Fig. 2 is a front perspective cutaway view of the utility model;

Fig. 3 is a partial side perspective sectional view of the utility model;

Fig. 4 is the explosion schematic diagram of the support mechanism of the present utility model;

Fig. 5 is an exploded schematic diagram of the limit mechanism of the present invention.

In the figure: 1. imaging body; 2. movable frame; 3. supporting mechanism; 31. positioning frame; 32. supporting rod; 33. sliding transverse groove; 34. sliding protrusion; 37, transmission assembly; 371, crank handle; 372, rotating shaft; 373, worm; 374, limit rod; 375, worm gear; 376, transmission gear; 377, incomplete gear; 378, movable shaft; 4, limit Mechanism; 41, supporting plate; 42, arc-shaped pressing plate; 43, connecting frame one; 44, movable vertical rod; 45, sliding block; 46, sliding vertical groove; 47, adjusting component; 471, knob; 472, threaded rod; 473. Connect frame two.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-Fig. 5, the utility model provides a technical solution: a supporting device for fundus scanning imaging equipment, including an imaging body 1, and a movable frame 2 arranged at one end of the imaging body 1, and the bottom of the movable frame 2 is set There is a supporting mechanism 3 for adjusting its height, and the inside of the movable frame 2 is provided with a limit mechanism 4 for positioning the patient's eyes. The imaging body 1 is a fundus scanning imaging device, which belongs to the common knowledge of those skilled in the art. The structure will not be described in detail in this solution.

The support mechanism 3 is used to adjust the movable frame 2 to an appropriate height, so that patients with large height differences can scan the eyes. It is more stable and expands the adjustment range of the height of the support device, making it more comfortable for patients with large height differences to scan the eyes.

The support mechanism 3 includes a positioning frame 31 arranged at the bottom of the movable frame 2 and fixed on the imaging body 1, and a support rod 32 arranged at both ends of the bottom of the movable frame 2. The surfaces at both ends of the bottom of the movable frame 2 are provided with sliding transverse grooves 33 for supporting The top of the rod 32 is hinged with a sliding lug 34 sliding in the sliding transverse groove 33, and both sides of the bottom of the support rod 32 are provided with a limit block 35 fixed to the positioning frame 31, and a penetrating support is fixed between the two limit blocks 35. The bottom of the rod 32 is connected to the fixed shaft 36 in rotation. The support mechanism 3 also includes a transmission assembly 37 arranged at the inner bottom of the positioning frame 31 for driving the movement of the support rod 32. When the bottom end of the support rod 32 rotates around the fixed shaft 36, the support rod The inclination angle of 32 changes, and the height of the top of the support rod 32 also changes, and the sliding lug 34 hinged at the top of the support rod 32 slides in the sliding transverse groove 33 at the bottom of the movable frame 2, thereby adjusting the movable frame 2 in the position of the positioning frame 31. height within.

The limit mechanism 4 includes a supporting plate 41 arranged on the inner bottom of the movable frame 2, and an arc-shaped pressing plate 42 arranged on the inner top of the movable frame 2. The upper surface of the supporting plate 41 and the lower surface of the arc-shaped pressing plate 42 are all fixedly provided with cushions. The supporting plate 41 bottom is provided with the connecting frame one 43 that is fixed with movable frame 2, and the supporting plate 41 bottom is fixed with the movable vertical bar 44 that runs through the connecting frame one 43 top and is slidingly connected with it, and the movable vertical bar 44 bottom is fixed with movable frame 2. Fixed spring one, the two ends of the arc pressure plate 42 are fixed with sliding block 45, both sides of the top of the movable frame 2 are provided with sliding vertical slots 46 that are slidably connected with the sliding block 45, and the top of the sliding block 45 is fixed with a sliding block 45 that is fixed with the movable frame 2. The second spring, the top of the arc-shaped pressing plate 42 is provided with an adjustment assembly 47 for adjusting its position, the patient’s chin is placed on the supporting plate 41, the patient squeezes the supporting plate 41 downwards, and the supporting plate 41 pushes the movable vertical bar 44 downwards, The movable vertical rod 44 squeezes the spring two, the spring two produces elastic deformation and is compressed, and the spring two produces a certain reaction force, and the movable vertical rod 44 provides a cushioning effect for the supporting plate 41, making the patient more comfortable when scanning the eye.

Specifically, the transmission assembly 37 includes a crank handle 371 arranged at one end of the positioning frame 31. One side of the crank handle 371 is fixed with a rotating shaft 372 that penetrates the positioning frame 31 and is rotatably connected to it through a bearing. The other end of the rotating shaft 372 is fixed with a worm 373. One side of the worm 373 is provided with a limit rod 374 that is rotationally connected with the rotating shaft 372 through a bearing and is fixed with the positioning frame 31. The bottom of the worm 373 is meshed with a worm wheel 375, and one side of the bottom of the two support rods 32 is provided with intermeshing Transmission gear 376, one side of transmission gear 376 is meshed with the incomplete gear 377 that is fixed with the support bar 32 bottoms, two transmission gears 376 respectively drive the rotation direction of incomplete gear 377 when rotating, and the worm wheel 375 axis places are fixed with The positioning frame 31 is rotatably connected to the movable shaft 378 through the bearing seat. The movable shaft 378 runs through one of the transmission gears 376 and is fixedly connected with it. The rotating shaft 372 on one side is driven by rotating the handle 371 to rotate, and the rotating shaft 372 drives the rotating shaft 372 at its end. The worm 373 rotates, and the worm 373 drives the worm wheel 375 at the bottom to rotate, and the worm 375 drives the movable shaft 378 at its axis to rotate, and the movable shaft 378 drives one of the transmission gears 376 to rotate. Mesh with each other, the two transmission gears 376 rotate at the same time, the two transmission gears 376 respectively drive the two incomplete gears 377 to rotate, and the incomplete gears 377 drive the bottom end of the support rod 32 to rotate.

Specifically, the adjustment assembly 47 includes a knob 471 arranged on the top of the movable frame 2. The bottom of the knob 471 is fixed with a threaded rod 472 that is rotationally connected with the movable frame 2 through a bearing. The part of the threaded rod 472 that is in contact with the inner side of the bearing is smooth and arc-shaped. The top of the pressing plate 42 is fixed with the second connection frame 473, the bottom of the threaded rod 472 runs through the second connection frame 473 and is threadedly connected with it, and by rotating the knob 471, the knob 471 drives the threaded rod 472 at the bottom to rotate, and the threaded rod 472 drives the second connection frame when it rotates. 473 moves downward, and the connecting frame 2 473 drives the arc-shaped pressing plate 42 at its bottom to move downward, and the arc-shaped pressing plate 42 contacts the top of the patient's head.

In this embodiment, when scanning the eyes of the patient, firstly, according to the actual height of the patient, the handle 371 is turned, and the handle 371 drives the rotation shaft 372 on one side to rotate, and the rotation shaft 372 drives the worm 373 at the end to generate Rotate, the worm 373 drives the worm wheel 375 at its bottom to rotate, the worm wheel 375 drives the movable shaft 378 at its axis to rotate, the movable shaft 378 drives one of the transmission gears 376 to rotate, and one of the transmission gears 376 drives the other transmission gear 376 When the rotation occurs, the two transmission gears 376 rotate at the same time. The two transmission gears 376 respectively drive the two incomplete gears 377 to rotate. The incomplete gears 377 drive the bottom end of the support rod 32 to rotate. Rotate a certain angle, after the inclination angle of the support rod 32 changes, the height of the top of the support rod 32 also changes, because the sliding lug 34 hinged at the top of the support rod 32 slides in the sliding transverse groove 33 at the bottom of the movable frame 2, thereby The height of the movable frame 2 in the positioning frame 31 is changed, so that the movable frame 2 is adjusted to a height suitable for the patient;

Then the patient places its head on the inside of the movable frame 2, the patient's chin is placed on the supporting plate 41, the patient squeezes the supporting plate 41 downwards, the supporting plate 41 pushes the movable vertical bar 44 downwards, and the movable vertical bar 44 squeezes the spring 2. Spring 2 generates elastic deformation and is compressed, and spring 2 generates a certain reaction force. The movable vertical bar 44 provides a cushioning effect for the supporting plate 41, making it more comfortable for the patient to scan the eye. Then rotate the knob 471, and the knob 471 drives it. The threaded rod 472 at the bottom rotates, and when the threaded rod 472 rotates, it drives the connecting frame 2 473 to move downward, and the connecting frame 2 473 drives the arc-shaped pressing plate 42 at the bottom to move downward, and the arc-shaped pressing plate 42 drives the sliding blocks 45 at both ends. Moving downwards, the sliding block 45 slides downward in the sliding vertical groove 46, and the sliding block 45 presses the spring one downward, and the spring one produces elastic deformation and is compressed, and the arc pressing plate 42 is provided with a certain cushioning effect by the sliding block 45, and the adjustment The arc-shaped pressing plate 42 reaches a suitable height, and the arc-shaped pressing plate 42 is in contact with the top of the patient's head, and the patient's head is simply positioned, and then the patient's eyes are scanned and imaged through the imaging body 1 .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a support arrangement for fundus scanning imaging equipment, includes imaging organism (1) to and set up in movable frame (2) of imaging organism (1) one end, its characterized in that: the bottom of the movable frame (2) is provided with a supporting mechanism (3) for adjusting the height of the movable frame, and the inner side of the movable frame (2) is provided with a limiting mechanism (4) for positioning eyes of a patient;

the supporting mechanism (3) comprises a positioning frame (31) arranged at the bottom of the movable frame (2) and fixed to the imaging machine body (1), and supporting rods (32) arranged at two ends of the bottom of the movable frame (2), wherein sliding transverse grooves (33) are formed in the surfaces of two ends of the bottom of the movable frame (2), sliding protruding blocks (34) sliding in the sliding transverse grooves (33) are hinged to the tops of the supporting rods (32), limiting blocks (35) fixed to the positioning frame (31) are arranged on two sides of the bottom of the supporting rods (32), a fixed shaft (36) penetrating through the bottom of the supporting rods (32) and connected with the rotating limiting blocks is fixed between the limiting blocks (35), and the supporting mechanism (3) further comprises a transmission component (37) arranged at the inner bottom of the positioning frame (31) and used for driving the supporting rods (32) to move.

2. A supporting device for a fundus scanning imaging apparatus according to claim 1, wherein: the transmission assembly (37) comprises a crank (371) arranged at one end outside the positioning frame (31), a rotating shaft (372) penetrating through the positioning frame (31) and connected with the crank through a bearing is fixed on one side of the crank (371), a worm (373) is fixed on the other end of the rotating shaft (372), a limit rod (374) connected with the rotating shaft (372) through a bearing in a rotating mode and fixed with the positioning frame (31) is arranged on one side of the worm (373), and a worm wheel (375) is meshed and transmitted at the bottom of the worm (373).

3. A supporting device for fundus scanning imaging apparatus according to claim 2, wherein: two transmission gears (376) meshed with each other are arranged on one side of the bottoms of the supporting rods (32), an incomplete gear (377) fixed with the bottoms of the supporting rods (32) is meshed on one side of the transmission gears (376), a movable shaft (378) connected with the positioning frame (31) in a rotating mode through a bearing seat is fixed at the axis of the worm wheel (375), and the movable shaft (378) penetrates through one transmission gear (376) and is fixedly connected with the transmission gear.

4. A supporting device for a fundus scanning imaging apparatus according to claim 1, wherein: the limiting mechanism (4) comprises a supporting plate (41) arranged at the bottom of the inner side of the movable frame (2) and an arc-shaped pressing plate (42) arranged at the top of the inner side of the movable frame (2), a first connecting frame (43) fixed with the movable frame (2) is arranged at the bottom of the supporting plate (41), and an adjusting component (47) used for adjusting the position of the arc-shaped pressing plate (42) is arranged at the top of the arc-shaped pressing plate.

5. A support device for a fundus scanning imaging apparatus according to claim 4, wherein: the bottom of the supporting plate (41) is fixedly provided with a movable vertical rod (44) penetrating through the top of the first connecting frame (43) and in sliding connection with the first connecting frame, and the bottom of the movable vertical rod (44) is fixedly provided with a first spring fixed with the movable frame (2).

6. A support device for a fundus scanning imaging apparatus according to claim 4, wherein: the two ends of the arc-shaped pressing plate (42) are respectively fixed with a sliding block (45), two sides of the top of the movable frame (2) are respectively provided with a sliding vertical groove (46) which is in sliding connection with the sliding blocks (45), and the top of the sliding blocks (45) is fixed with a second spring which is fixed with the movable frame (2).

7. A support device for a fundus scanning imaging apparatus according to claim 4, wherein: the adjusting component (47) comprises a knob (471) arranged at the top of the movable frame (2), a threaded rod (472) rotationally connected with the movable frame (2) through a bearing is fixed at the bottom of the knob (471), a connecting frame II (473) is fixed at the top of the arc-shaped pressing plate (42), and the bottom of the threaded rod (472) penetrates through the connecting frame II (473) and is in threaded connection with the connecting frame II.

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