CN113040809A

CN113040809A - CT headstock that can many grades of automatically regulated height that comfort level is high

Info

Publication number: CN113040809A
Application number: CN202110320666.5A
Authority: CN
Inventors: 徐大强; 庄德才
Original assignee: Suzhou Municipal Hospital
Current assignee: Suzhou Municipal Hospital
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-06-29

Abstract

The invention provides a CT head frame with high comfort level and capable of automatically adjusting height in multiple steps, relates to the technical field of medical instruments, and aims to solve the problems that when the existing CT head frame with the automatic height adjustment is used, a certain height difference is generated between the existing CT head frame and a body supporting plate in the height adjustment process of a head pillow and a neck pillow, the adjustment process of a clamping mechanism in the conventional head frame is complex, the force is not easy to control, and strong discomfort is easily brought to a patient. According to the invention, the cylinder provides power, the clamping distance between the first connecting frame and the second connecting frame is adjusted through the transmission of the transmission gear, the first rack and the second rack, and further the head of a patient is stably fixed.

Description

CT headstock that can many grades of automatically regulated height that comfort level is high

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a CT head frame with high comfort level and capable of automatically adjusting the height in multiple steps.

Background

In the CT, an X-ray beam is used to scan a certain thickness of a layer of a human body, a detector receives the X-ray transmitted through the layer, the X-ray is converted into visible light, the visible light is converted into an electrical signal by photoelectric conversion, the electrical signal is converted into digital signals by an analog-to-digital converter, and the digital signals are input into a computer for processing to finally obtain an image. CT diagnosis has been widely used in clinical practice because of its particular diagnostic value. With the development of the process level and the computer technology, the CT is rapidly developed. CT inspection head holds in palm is used for patient fixed head when carrying out CT inspection, and the image branch of academic or vocational study needs to fix the head when carrying out head CT inspection to the patient, avoids in the inspection process, and the virtual image that produces of the removal of patient's head influences the inspection result.

For example, application No.: the invention of CN202010471256.6 relates to the field of medical appliances, in particular to an adjustable head support for CT examination in imaging department, which comprises a base, a first articulated shaft, a second articulated shaft, a third articulated shaft, a fourth articulated shaft, a fifth articulated shaft, a sixth articulated shaft and a second bearing, the left side and the middle part of the top end of the base are respectively and symmetrically provided with a first bracket at the front and the back, the first bracket is hinged with a first connecting rod through a first hinge shaft, the adjustable head support for CT examination for the image department, which can conveniently adjust the head height of a patient, has good stability and can comfortably cushion the neck and the head of the patient, is provided by the invention.

Based on the search of above-mentioned patent to and the equipment discovery among the combination prior art, current automatic height-adjusting's CT headstock is when using, and in carrying out the altitude mixture control in-process to headrest and neck pillow, can produce certain difference in height with the health layer board, because the drop leads to neck and shoulder comfort level to reduce, fixture accommodation process is complicated in addition among the common headstock usually, and the dynamics is difficult to control, splint and patient's head long time contact, bring strong uncomfortable sense for the patient easily.

Disclosure of Invention

In order to solve the technical problems, the invention provides a high-comfort CT head frame capable of automatically adjusting height in multiple steps, which aims to solve the problems that when the existing CT head frame capable of automatically adjusting height is used, a certain height difference is generated between the head frame and a body supporting plate in the height adjusting process of a head pillow and a neck pillow, the comfort of the neck and the shoulders is reduced due to a fall, the adjusting process of a clamping mechanism in the head frame is complex, the force is not easy to control, and a splint is in contact with the head of a patient for a long time, so that the patient is easy to feel uncomfortable.

The invention relates to a purpose and an effect of a CT head frame with high comfort and capable of automatically adjusting height in multiple gears, which are achieved by the following specific technical means:

a CT headstock which is high in comfort level and can automatically adjust the height in multiple steps comprises a base, wherein the base is of a rectangular cavity structure, and a lifting mechanism is arranged in a cavity of the base; a servo motor is fixedly arranged at the left end of the base; a lifting plate is arranged above the base; the lifting plate comprises a first sliding groove, a rotating frame and a transmission gear, the first sliding groove is formed in the top end of the lifting plate, the rotating frame is arranged in the middle of the top end of the lifting plate, the transmission gear is arranged on the rotating frame and is rotatably connected with the rotating frame through a rotating shaft, and the transmission gear is located above the first sliding groove; the left side and the right side of the top end of the lifting plate are provided with fixed frame plates, and the two fixed frame plates are distributed in a parallel mode; an installation plate is arranged between the two fixed frame plates and is positioned above the lifting plate, and the installation plate and the lifting plate are distributed in a vertical parallel mode; the mounting plate and the lifting plate are provided with clamping mechanisms; the front end of the mounting plate is provided with a connecting assembly; the body supporting plate is fixedly sleeved on the top of the base.

Furthermore, the fixed frame plate comprises a rotating sleeve, a head band and a locking bolt, the head band is arranged between the two fixed frame plates, and the head band is connected with the fixed frame plate through the rotating sleeve in a hinged mode and is controlled through the locking bolt.

Further, the mounting panel includes headrest, neck pillow, second spout and leads to the groove, mounting panel top rear side fixed mounting has the headrest, mounting panel top intermediate position is equipped with the neck pillow, the second spout has been seted up to the mounting panel bottom, the mounting panel has been seted up everywhere and has been led to the groove, and leads to every two departments of groove and be a set of to be the bilateral symmetry mode and distribute.

Further, coupling assembling includes first connecting plate, hinge axle sleeve and second connecting plate, first connecting plate and mounting panel hinged joint, and first connecting plate front end is equipped with the hinge axle sleeve, second connecting plate and health layer board hinged joint, and the second connecting plate passes through hinge axle sleeve and hinges with first connecting plate.

Further, elevating system includes sleeve, worm wheel, worm, dwang and lead screw, the sleeve is two cylindricality cavity structures to be vertical parallel mode and distribute, two sleeve fixed mounting in base cavity bottom, and the sleeve tip all rotates and is connected with the worm wheel, sleeve cavity endotheca is equipped with the lead screw, and the lead screw passes through threaded mode sliding connection with the worm wheel to the lead screw top is connected with the lifter plate, the dwang rotates with servo motor to be connected, the dwang is horizontal mode and distributes, and is equipped with two worms on the dwang, and two worms are connected with the worm wheel meshing.

Further, clamping mechanism includes cylinder, first rack and second rack, the cylinder sets up in the lifter plate top, and the telescopic link tip of cylinder is equipped with first rack, first rack sets up in first spout, and first rack passes through first spout and lifter plate sliding connection, the second rack sets up in the second spout, and the second rack passes through second spout and mounting panel sliding connection, the second rack is located first rack top, and first rack is parallel mode distribution from top to bottom with the second rack to drive gear is connected with first rack and second rack transmission.

Further, clamping mechanism still includes first link and second link, first link and second link are the rectangular frame structure, and relative inboard top all is equipped with splint, first link and first rack fixed connection, second link and second rack fixed connection, first link and second link are all through leading to groove and mounting panel sliding connection.

Further, splint are including supporting cotton pole, and two these splint are the symmetric mode and distribute, and the relative inboard of splint is equipped with the cotton pole of support to it is connected with splint rotation through the pivot to support cotton pole.

Compared with the prior art, the invention has the following beneficial effects:

1. the first connecting plate is hinged with the mounting plate, the hinge shaft sleeve is arranged at the front end of the first connecting plate, the second connecting plate is hinged with the body supporting plate and is hinged with the first connecting plate through the hinge shaft sleeve, the connecting assembly is arranged at the joint of the neck pillow and the body supporting plate, and when the lifting plate is lifted up and down, the mounting plate is connected with the body supporting plate through the connecting assembly, so that the height difference between the neck pillow and the body supporting plate is effectively avoided, and the comfort level of a patient is improved;

2. this device is provided power by the cylinder, through the transmission of drive gear and first rack and second rack, adjusts the centre gripping distance between first link and the second link, and then stabilizes fixedly to patient's head, and its simple structure uses convenient operation, is equipped with splint on first link and the second link simultaneously, utilizes support cotton pole and patient contact, further guarantees that the patient use is more comfortable.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic view of the rotational angle structure drawn from fig. 1.

Fig. 3 is a schematic view of the lifter plate and tip member of the present invention.

Fig. 4 is a schematic view of the mounting plate and connection assembly construction of the present invention.

FIG. 5 is a schematic view of the clamping mechanism, coupling assembly and mounting plate configuration of the present invention.

Fig. 6 is a schematic view of the exploded state of the lead-out of fig. 5.

Fig. 7 is a schematic diagram of the structure of the lifting plate, lifting mechanism and fixed frame of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base; 2. a lifting plate; 201. a first chute; 202. a rotating frame; 203. a transmission gear; 3. fixing the frame plate; 301. rotating the sleeve; 302. a headband; 303. locking the bolt; 4. mounting a plate; 401. a headrest; 402. a neck pillow; 403. a second chute; 404. a through groove; 5. a connecting assembly; 501. a first connecting plate; 502. a hinge shaft sleeve; 503. a second connecting plate; 6. a lifting mechanism; 601. a sleeve; 602. a worm gear; 603. a worm; 604. rotating the rod; 605. a screw rod; 7. a clamping mechanism; 701. a cylinder; 702. a first rack; 703. a second rack; 704. a first connecting frame; 705. a second link frame; 8. a splint; 801. supporting the cotton stalk; 9. a body support panel; 10. a servo motor.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 7:

the invention provides a CT headstock with high comfort level and capable of automatically adjusting the height in multiple gears, which comprises a base 1, wherein the base 1 is of a rectangular cavity structure, and a lifting mechanism 6 is arranged in a cavity of the base 1; a servo motor 10 is fixedly arranged at the left end of the base 1; a lifting plate 2 is arranged above the base 1; the lifting plate 2 comprises a first sliding chute 201, a rotating frame 202 and a transmission gear 203, the first sliding chute 201 is formed in the top end of the lifting plate 2, the rotating frame 202 is arranged in the middle of the top end of the lifting plate 2, the transmission gear 203 is arranged on the rotating frame 202, the transmission gear 203 is rotatably connected with the rotating frame 202 through a rotating shaft, and the transmission gear 203 is located above the first sliding chute 201; the left side and the right side of the top end of the lifting plate 2 are provided with fixed frame plates 3, and the two fixed frame plates 3 are distributed in a parallel mode; the fixed frame plate 3 comprises a rotating sleeve 301, a head band 302 and a locking bolt 303, the head band 302 is arranged between the two fixed frame plates 3, and the head band 302 is hinged with the fixed frame plates 3 through the rotating sleeve 301 and is controlled through the locking bolt 303; an installation plate 4 is arranged between the two fixed frame plates 3, the installation plate 4 is positioned above the lifting plate 2, and the installation plate 4 and the lifting plate 2 are distributed in a vertical parallel mode; the mounting plate 4 comprises a headrest 401, a neck pillow 402, a second chute 403 and through grooves 404, the headrest 401 is fixedly mounted on the rear side of the top end of the mounting plate 4, the neck pillow 402 is arranged in the middle of the top end of the mounting plate 4, the second chute 403 is arranged at the bottom end of the mounting plate 4, the mounting plate 4 is provided with four through grooves 404, and every two through grooves 404 are in one group and distributed in a bilateral symmetry mode; the mounting plate 4 and the lifting plate 2 are provided with clamping mechanisms 7; the front end of the mounting plate 4 is provided with a connecting component 5; the top of the base 1 is fixedly sleeved with a body supporting plate 9.

Wherein, coupling assembling 5 includes first connecting plate 501, hinge shaft sleeve 502 and second connecting plate 503, first connecting plate 501 and mounting panel 4 hinged joint, and first connecting plate 501 front end is equipped with hinge shaft sleeve 502, second connecting plate 503 and health layer board 9 hinged joint, and second connecting plate 503 is articulated with first connecting plate 501 through hinge shaft sleeve 502, coupling assembling 5 sets up in neck pillow 402 and health layer board 9 junction, when lifter plate 2 carries out the up-down regulation, mounting panel 4 is connected with health layer board 9 through coupling assembling 5, effectively avoid neck pillow 402 and health layer board 9 to produce the difference in height, thereby improve patient's comfort level.

The lifting mechanism 6 comprises a sleeve 601, a worm wheel 602, a worm 603, a rotating rod 604 and a screw rod 605, wherein the sleeve 601 is of a two-position cylindrical cavity structure and is distributed in a vertical parallel mode, the two-position sleeve 601 is fixedly arranged at the bottom of a cavity of the base 1, the end part of the sleeve 601 is rotatably connected with the worm wheel 602, the screw rod 605 is sleeved in the cavity of the sleeve 601, the screw rod 605 is in sliding connection with the worm wheel 602 in a threaded mode, the top end of the screw rod 605 is connected with the lifting plate 2, the rotating rod 604 is rotatably connected with the servo motor 10, the rotating rod 604 is distributed in a transverse mode, the two-position worm 603 is arranged on the rotating rod 604, the two-position worm 603 is meshed with the worm wheel 602 and is connected with the servo motor 10, the screw rod 605 is driven by the worm 603 of the worm wheel 602 to slide up.

Wherein, the clamping mechanism 7 comprises an air cylinder 701, a first rack 702, a second rack 703, a first connecting frame 704 and a second connecting frame 705, the air cylinder 701 is arranged at the top end of the lifting plate 2, the end part of a telescopic rod of the air cylinder 701 is provided with the first rack 702, the first rack 702 is arranged in the first chute 201, the first rack 702 is connected with the lifting plate 2 in a sliding way through the first chute 201, the second rack 703 is arranged in the second chute 403, the second rack 703 is connected with the mounting plate 4 in a sliding way through the second chute 403, the second rack 703 is positioned above the first rack 702, the first rack 702 and the second rack 703 are distributed in a vertical parallel way, the transmission gear 203 is connected with the first rack 702 and the second rack 703 in a transmission way, the first connecting frame 704 and the second connecting frame 705 are both in a rectangular frame structure, a clamping plate 8 is arranged at the top end of the opposite inner sides, the first connecting frame 704 is fixedly connected with the first rack 702, the second connecting frame 705 is fixedly connected with the second rack 703, and the first connecting frame 704 and the second connecting frame 705 are both connected with the mounting plate 4 in a sliding manner through the through groove 404; two splint 8 are the symmetric mode and distribute, and the relative inboard of splint 8 is equipped with supports cotton pole 801, and it is connected with splint 8 rotation through the pivot to support cotton pole 801, this device is provided power by cylinder 701, through the transmission of drive gear 203 with first rack 702 and second rack 703, adjust the centre gripping distance between first link 704 and the second link 705, and then stabilize fixedly to patient's head, a structure is simple, use convenient operation, be equipped with splint 8 on first link 704 and the second link 705 simultaneously, utilize and support cotton pole 801 and patient's contact, further guarantee that patient's use is more comfortable.

The specific use mode and function of the embodiment are as follows:

in the using process, firstly, the first connecting plate 501 is hinged with the mounting plate 4, the front end of the first connecting plate 501 is provided with a hinge shaft sleeve 502, the second connecting plate 503 is hinged with the body supporting plate 9, the second connecting plate 503 is hinged with the first connecting plate 501 through the hinge shaft sleeve 502, the connecting assembly 5 is arranged at the joint of the neck pillow 402 and the body supporting plate 9, when the lifting plate 2 is adjusted up and down, the mounting plate 4 is connected with the body supporting plate 9 through the connecting assembly 5, the height difference between the neck pillow 402 and the body supporting plate 9 is effectively avoided, and therefore the comfort level of a patient is improved;

secondly, the sleeve 601 is of a two-cylindrical-cavity structure and is distributed in a vertical parallel mode, the two sleeves 601 are fixedly installed at the bottom of the cavity of the base 1, the end portions of the sleeves 601 are rotatably connected with worm gears 602, screw rods 605 are sleeved in the cavities of the sleeves 601 and are in sliding connection with the worm gears 602 in a threaded mode, the top ends of the screw rods 605 are connected with the lifting plate 2, the rotating rods 604 are rotatably connected with the servo motor 10, the rotating rods 604 are distributed in a transverse mode, two worms 603 are arranged on the rotating rods 604 and are in meshed connection with the worm gears 602, power is provided through the servo motor 10, the screw rods 605 are driven by the worms 603 of the worm gears 602 to slide up and down along the sleeves 601, and therefore height adjustment of the lifting plate 2 above is achieved;

in addition, this device is provided power by cylinder 701, through the transmission of drive gear 203 and first rack 702 and second rack 703, adjusts the centre gripping distance between first link 704 and the second link 705, and then stabilizes fixedly to patient's head, its simple structure, and use convenient operation is equipped with splint 8 on first link 704 and the second link 705 simultaneously, utilizes support cotton pole 801 and patient contact, further guarantees that the patient use is more comfortable.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a but CT headstock that many grades of automatically regulated height that comfort level is high which characterized in that: the lifting device comprises a base (1), wherein the base (1) is of a rectangular cavity structure, and a lifting mechanism (6) is arranged in a cavity of the base (1); a servo motor (10) is fixedly arranged at the left end of the base (1); a lifting plate (2) is arranged above the base (1); the lifting plate (2) comprises a first sliding groove (201), a rotating frame (202) and a transmission gear (203), the first sliding groove (201) is formed in the top end of the lifting plate (2), the rotating frame (202) is arranged in the middle of the top end of the lifting plate (2), the transmission gear (203) is arranged on the rotating frame (202), the transmission gear (203) is rotatably connected with the rotating frame (202) through a rotating shaft, and the transmission gear (203) is located above the first sliding groove (201); the left side and the right side of the top end of the lifting plate (2) are provided with fixed frame plates (3), and the two fixed frame plates (3) are distributed in a parallel manner; an installation plate (4) is arranged between the two fixed frame plates (3), the installation plate (4) is positioned above the lifting plate (2), and the installation plate (4) and the lifting plate (2) are distributed in a vertical parallel mode; the mounting plate (4) and the lifting plate (2) are provided with clamping mechanisms (7); the front end of the mounting plate (4) is provided with a connecting component (5); the body supporting plate (9) is fixedly sleeved on the top of the base (1).

2. The CT head frame with high comfort and multi-gear automatic height adjustment as claimed in claim 1, wherein: the fixed frame plate (3) comprises a rotating sleeve (301), a head band (302) and a locking bolt (303), the head band (302) is arranged between the two fixed frame plates (3), and the head band (302) is hinged with the fixed frame plates (3) through the rotating sleeve (301) and is controlled through the locking bolt (303).

3. The CT head frame with high comfort and multi-gear automatic height adjustment as claimed in claim 1, wherein: mounting panel (4) include headrest (401), neck pillow (402), second spout (403) and lead to groove (404), mounting panel (4) top rear side fixed mounting has headrest (401), mounting panel (4) top intermediate position is equipped with neck pillow (402), second spout (403) have been seted up to mounting panel (4) bottom, mounting panel (4) have been seted up four places and have been led to groove (404), and lead to groove (404) per two places and be a set of to be bilateral symmetry mode distribution.

4. The CT head frame with high comfort and multi-gear automatic height adjustment as claimed in claim 1, wherein: coupling assembling (5) include first connecting plate (501), hinge axle sleeve (502) and second connecting plate (503), first connecting plate (501) and mounting panel (4) hinged joint, and first connecting plate (501) front end is equipped with hinge axle sleeve (502), second connecting plate (503) and health layer board (9) hinged joint, and second connecting plate (503) are articulated through hinge axle sleeve (502) and first connecting plate (501).

5. The CT head frame with high comfort and multi-gear automatic height adjustment as claimed in claim 1, wherein: elevating system (6) include sleeve (601), worm wheel (602), worm (603), dwang (604) and lead screw (605), sleeve (601) are two cylindricality cavity structures to be vertical parallel mode and distribute, two sleeve (601) fixed mounting in base (1) cavity bottom, and sleeve (601) tip all rotates and is connected with worm wheel (602), sleeve (601) cavity endotheca is equipped with lead screw (605), and lead screw (605) and worm wheel (602) pass through threaded mode sliding connection, and lead screw (605) top is connected with lifter plate (2), dwang (604) rotate with servo motor (10) and are connected, dwang (604) are horizontal mode and distribute, and are equipped with two worm (603) on dwang (604), and two worm (603) are connected with worm wheel (602) meshing.

6. The CT head frame with high comfort and multi-gear automatic height adjustment as claimed in claim 1, wherein: the clamping mechanism (7) comprises an air cylinder (701), a first rack (702) and a second rack (703), the air cylinder (701) is arranged at the top end of the lifting plate (2), the end portion of an expansion rod of the air cylinder (701) is provided with the first rack (702), the first rack (702) is arranged in the first sliding groove (201), the first rack (702) is connected with the lifting plate (2) in a sliding mode through the first sliding groove (201), the second rack (703) is arranged in the second sliding groove (403), the second rack (703) is connected with the mounting plate (4) in a sliding mode through the second sliding groove (403), the second rack (703) is located above the first rack (702), the first rack (702) and the second rack (703) are distributed in a vertical parallel mode, and the transmission gear (203) is in transmission connection with the first rack (702) and the second rack (703).

7. The CT head frame with high comfort and multi-gear automatic height adjustment as claimed in claim 1, wherein: the clamping mechanism (7) further comprises a first connecting frame (704) and a second connecting frame (705), the first connecting frame (704) and the second connecting frame (705) are both of a rectangular frame structure, a clamping plate (8) is arranged at the top end of the inner side of the first connecting frame (704) and the top end of the second connecting frame (705), the first connecting frame (704) is fixedly connected with a first rack (702), the second connecting frame (705) is fixedly connected with a second rack (703), and the first connecting frame (704) and the second connecting frame (705) are both in sliding connection with the mounting plate (4) through a through groove (404).

8. The CT head frame with high comfort and multi-gear automatic height adjustment as claimed in claim 7, wherein: splint (8) are including supporting cotton pole (801), and two splint (8) are the symmetric mode and distribute, and splint (8) relative inboard is equipped with supports cotton pole (801) to support cotton pole (801) and be connected through pivot and splint (8) rotation.