Supporting frame for CT (Computed Tomography) equipment

Abstract

The utility model discloses a supporting frame for CT (computed tomography) equipment, which comprises a head supporting block and two side connecting blocks, the number of the side connecting blocks is two, the side connecting blocks are integrally mounted on the left side and the right side of the head supporting block, and upper pressing mechanisms are fixedly mounted at the tops of the two side connecting blocks; a transmission cavity is formed in the head supporting block, a rotating rod is arranged at the position, corresponding to the transmission cavity, of the outer side of the head supporting block, one end of the rotating rod penetrates into the transmission cavity to be fixedly connected with a driving bevel gear, a cavity is formed in the side connecting block, and a rolling bearing is fixedly installed on the inner wall of the cavity. And a first screw rod is rotationally connected into the rolling bearing. According to the supporting frame for the CT equipment, when a diseased part of a patient is subjected to CT scanning, the head of the patient can be fixed in multiple directions, the effect is prevented from being affected by shaking of the head in the scanning process, unnecessary troubles are avoided, and the use requirements can be comprehensively met.

Description

Technical Field

[0001] The utility model relates to the technical field of CT equipment, in particular to a supporting frame for CT equipment. Background Art

[0002] In CT equipment, when performing a body scan on a patient, it is sometimes necessary to fix the patient's head. However, traditional support frames often cannot be quickly positioned according to the size of the patient's head. During the scanning process, the shaking of the head can easily affect the effect and cause unnecessary trouble. Therefore, we propose a support frame for CT equipment to solve the problems raised in the above background technology. Utility Model Content

[0003] The purpose of the present utility model is to provide a support frame for CT equipment to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned object, the present invention provides the following technical solution: a support frame for CT equipment, comprising a head support block and a side connecting block, wherein the side connecting blocks are two in number and are integrally formed and mounted on the left and right sides of the head support block, and an upper clamping mechanism is fixedly mounted on the top of the two side connecting blocks;

[0005] The gear train is equipped with a first gear and a second gear connected to the gear train, and the first gear is equipped with a first gear and a second gear connected to the gear train.

[0006] Furthermore, the upper clamping mechanism includes a support rod, and the number of the support rods is two and they are respectively fixedly mounted on the top of the two side connecting blocks. The top ends of the two support rods are fixedly connected by a fixed plate. The top of the fixed plate is provided with a second screw. The bottom end of the second screw passes through the outside of the fixed plate and is fixedly connected to a rotating block. The outer side of the rotating block is movably connected to an upper pressure block. The top of the upper pressure block is symmetrically mounted with a second guide block, and the bottom of the fixed plate is symmetrically mounted with a guide rail adapted to the second guide block.

[0007] Furthermore, a crank handle is fixedly connected to the top end of the second screw rod, and the second screw rod is threadedly connected to the fixing plate.

[0008] Furthermore, a first sealing ring is fixedly connected to a position on the outer side of the side connecting block corresponding to the connecting column, and a second sealing ring is fixedly connected to a position on the top of the upper pressing block corresponding to the second screw.

[0009] Furthermore, a bevel groove is provided on the top of the head support block, and a soft cushion is laid on the bevel groove.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0011] The two driven bevel gears meshing with the first screw drive the first guide rod to rotate under the connection of the rolling bearing, and the translation block threadedly connected thereto drives the connecting column and the connecting head to translate inward under the limiting guidance of the first guide block, and the side positioning pressure plate is used to clamp and fix it near the patient's face on both sides, and then the second screw on the top is rotated, and the threaded connection between the fixed plate drives the rotating block to rotate downward, and under the limiting guidance of the second guide block and the guide slide rail, the upper pressure block is driven to move vertically downward and further fixed from the patient's forehead, so that subsequent scanning work can be carried out. The support frame for CT equipment can fix the patient's head in multiple directions when performing CT scanning on the patient's diseased part, prevents the scanning effect from being affected by the shaking of the head during the scanning process, avoids unnecessary trouble, and can fully meet the use requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the first three-dimensional structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the second three-dimensional structure of the present utility model;

[0014] Figure 3 This is a structural cross-sectional view of the utility model;

[0015] Figure 4 This is a structural cross-sectional view of the upper pressing mechanism of the utility model.

[0016] In the figure: 1 head support block, 2 side connecting block, 3 upper clamping mechanism, 31 support rod, 32 fixed plate, 33 second screw, 34 rotating block, 35 upper pressure block, 36 second guide block, 37 guide slide, 38 crank handle, 39 second sealing ring, 4 transmission cavity, 5 rotating rod, 6 driving bevel gear, 7 cavity, 8 rolling bearing, 9 first screw, 10 driven bevel gear, 11 translation block, 12 first guide block, 13 connecting column, 14 connecting head, 15 side positioning pressure plate, 16 first sealing ring, 17 bevel groove. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] See also Figure 1-4 A support frame for CT equipment includes a head support block 1 and a side connecting block 2. There are two side connecting blocks 2 and they are integrally formed and installed on the left and right sides of the head support block 1. An upper clamping mechanism 3 is fixedly installed on the top of the two side connecting blocks 2.

[0019] A transmission cavity 4 is provided inside the head support block 1, and a rotating rod 5 is provided at a position corresponding to the transmission cavity 4 on the outside of the head support block 1. One end of the rotating rod 5 passes through the transmission cavity 4 and is fixedly connected to a driving bevel gear 6. A cavity 7 is provided inside the side connecting block 2, and a rolling bearing 8 is fixedly installed on the inner wall of the cavity 7. A first screw 9 is rotatably connected in the rolling bearing 8. One end of the first screw 9 passes through the rolling bearing 8 and the cavity 7 in sequence and extends to the transmission cavity 4 and is fixedly connected to a driven bevel gear 10 adapted to the driving bevel gear 6. The surface of the first screw 9 inside the cavity 7 is axially screwed. The groove is connected with a translation block 11, and the top of the translation block 11 is slidably connected to the top of the inner wall of the cavity 7 through a first guide block 12. The two translation blocks 11 are fixedly connected to the opposite sides of the two translation blocks 11 with a connecting column 13. The end of the connecting column 13 away from the translation block 11 passes through the outside of the side connecting block 2 and is fixedly connected with a connecting head 14. The end of the connecting head 14 away from the connecting column 13 is threadedly connected to the side positioning pressure plate 15 through a stud. The positioning pressure plate 15 is installed by a threaded connection, which can be easily disassembled and cleaned. A soft pad is bonded to the outside of the side positioning pressure plate 15, which improves the comfort when clamped on the patient's face.

[0020] Specifically, the upper clamping mechanism 3 includes a support rod 31, and there are two support rods 31, which are respectively fixedly mounted on the top of the two side connecting blocks 2. The top ends of the two support rods 31 are fixedly connected by a fixing plate 32. A second screw 33 is provided on the top of the fixing plate 32. The bottom end of the second screw 33 passes through the outside of the fixing plate 32 and is fixedly connected to a rotating block 34. The outer side of the rotating block 34 is movably connected to an upper pressing block 35. The bottom of the upper pressing block 35 adopts an arc surface that fits the shape of a human forehead and is bonded with a soft pad to improve comfort. A second guide block 36 is symmetrically installed on the top of the upper pressing block 35, and a guide slide rail 37 that is compatible with the second guide block 36 is symmetrically installed on the bottom of the fixing plate 32.

[0021] Specifically, a crank 38 is fixedly connected to the top end of the second screw rod 33 , and the second screw rod 33 is threadedly connected to the fixed plate 32 . The crank 38 facilitates the user to rotate the second screw rod 33 , thereby improving the convenience of operation.

[0022] Specifically, a first sealing ring 16 is fixedly connected to the position of the connecting column 13 on the outside of the side connecting block 2, and a second sealing ring 39 is fixedly connected to the position of the second screw 33 on the top of the upper pressure block 35. The first sealing ring 16 and the second sealing ring 39 can prevent debris and dust from penetrating through the gaps between the side connecting block 2 and the connecting column 13, and the upper pressure block 35 and the second screw 33, respectively.

[0023] Specifically, a bevel groove 17 is provided on the top of the head support block 1 , and a soft cushion is laid on the bevel groove 17 . The soft cushion on the bevel groove 17 can support the patient's head and improve comfort.

[0024] The support frame for CT equipment can fix the patient's head in multiple positions when performing CT scanning on the patient's diseased part, preventing the scanning effect from being affected by head shaking, avoiding unnecessary trouble, and fully meeting usage needs.

[0025] During use, after the patient's head rests on the cushion on the bevel groove 17, the medical staff first rotates the outer rotating rod 5 to make the active bevel gear 6 rotate, and the two driven bevel gears 10 engaged with it drive the first screw 9 to rotate under the connection of the rolling bearing 8. The translation block 11 threadedly connected thereto drives the connecting column 13 and the connecting head 14 to translate inward under the limit guidance of the first guide block 12, and uses the side positioning pressure plate 15 to clamp and fix it near the patient's face on both sides, and then rotates the second screw 33 above, and drives the rotating block 34 to rotate downward through the threaded connection with the fixed plate 32. Under the limit guidance of the second guide block 36 and the guide slide rail 37, the upper pressure block 35 is driven to move vertically downward and further fixed from the patient's forehead, and subsequent scanning work can be carried out.

[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A support frame for CT equipment, comprising a head support block (1) and a side connection block (2), characterized in that: The number of the side connecting blocks (2) is two and they are integrally formed and mounted on the left and right sides of the head support block (1); an upper pressing mechanism (3) is fixedly mounted on the top of the two side connecting blocks (2); A transmission cavity (4) is provided inside the head support block (1), a rotating rod (5) is provided on the outside of the head support block (1) at a position corresponding to the transmission cavity (4), one end of the rotating rod (5) passes through the transmission cavity (4) and is fixedly connected to an active bevel gear (6), a cavity (7) is provided inside the side connection block (2), a rolling bearing (8) is fixedly installed on the inner wall of the cavity (7), a first screw (9) is rotatably connected inside the rolling bearing (8), one end of the first screw (9) passes through the rolling bearing (8) and the cavity (7) in sequence and extends to the transmission cavity (4) and is fixedly connected to the active bevel gear (6). The driven bevel gear (10) is matched with the gear (6), and the surface of the first screw (9) located inside the cavity (7) is axially threadedly connected to a translation block (11). The top of the translation block (11) is slidably connected to the top of the inner wall of the cavity (7) through a first guide block (12). The two translation blocks (11) are fixedly connected to a connecting column (13) on opposite sides. The end of the connecting column (13) away from the translation block (11) passes through the outside of the side connecting block (2) and is fixedly connected to a connecting head (14). The end of the connecting head (14) away from the connecting column (13) is threadedly connected to a side positioning pressure plate (15) through a stud.

2. The support frame for CT equipment according to claim 1, characterized in that: The upper clamping mechanism (3) includes a support rod (31), the number of the support rods (31) is two and they are fixedly mounted on the top of the two side connecting blocks (2), the top ends of the two support rods (31) are fixedly connected by a fixed plate (32), the top of the fixed plate (32) is provided with a second screw rod (33), the bottom end of the second screw rod (33) passes through the outside of the fixed plate (32) and is fixedly connected to a rotating block (34), the outer side of the rotating block (34) is movably connected to an upper pressing block (35), the top of the upper pressing block (35) is symmetrically mounted with a second guide block (36), and the bottom of the fixed plate (32) is symmetrically mounted with a guide rail (37) adapted to the second guide block (36).

3. The support frame for CT equipment according to claim 2, characterized in that: The top end of the second screw rod (33) is fixedly connected to a crank handle (38), and the second screw rod (33) is threadedly connected to the fixing plate (32).

4. The support frame for CT equipment according to claim 3, characterized in that: A first sealing ring (16) is fixedly connected to the position of the connecting column (13) on the outside of the side connecting block (2), and a second sealing ring (39) is fixedly connected to the position of the second screw rod (33) on the top of the upper pressing block (35).

5. The support frame for CT equipment according to claim 4, characterized in that: The top of the head support block (1) is provided with an inclined groove (17), and a soft cushion is laid on the inclined groove (17).

Images