CN213722038U

CN213722038U - Cartridge positioner and X ray equipment

Info

Publication number: CN213722038U
Application number: CN202021341189.8U
Authority: CN
Inventors: 谢添林; 罗大亮
Original assignee: Zhuhai Perlead Medical Equipment Co ltd
Current assignee: Zhuhai Perlead Medical Equipment Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-07-20
Anticipated expiration: 2030-07-09

Abstract

The utility model discloses a film cassette positioner, including the film cassette casing, still include: the driving component is provided with a driving wheel; the film feeding device is provided with a plurality of fixed pulleys; the film box assembly is movably arranged on the film feeding device, and two groups of movable pulleys are symmetrically arranged on the upper side and the lower side of the film box assembly; the synchronous belt is wound on the fixed pulley, the driving wheel and the movable pulley and is suitable for driving the film box assembly to move vertically along the film feeding device. The utility model discloses still disclose an X ray equipment. The utility model discloses a spool box positioner sets up the movable pulley through the both ends at spool box subassembly, utilizes the hold-in range around establishing the movable pulley, and during the motion of hold-in range drive spool box subassembly, hold-in range one end shrink, the other end stretches, and two sets of movable pulleys make the shrinkage of hold-in range keep unanimous with flexible volume, have balanced the atress of hold-in range, avoid the hold-in range atress in the motion process to lengthen, guarantee the photo quality.

Description

Cartridge positioner and X ray equipment

Technical Field

The utility model relates to the technical field of medical equipment, in particular to cassette positioner and X ray equipment.

Background

At present, an X-ray machine is used for irradiating a human body in medicine, a patient lies on a movable and rotatable diagnostic bed, a doctor operates the bed to move or rotate, a film box moves or the film box moves up and down, and all parts of the human body are tracked, penetrated and searched for focus, or shot in a whole film or in a point film and a piece film. The spot film slicing shooting in the industry is to detect the rotating angle of a synchronous belt wheel through an angular displacement sensor arranged on an upper and lower film feeding device mounting plate so as to indirectly judge the position of the vertical movement of a cassette and shoot the spot film slicing, and due to the vertical movement of the cassette, a synchronous belt with the length of more than 4 meters is required to pass through, and 9 synchronous belt guide wheels drive a film box film feeding assembly to move. Because of the hold-in range during just, anti-motion, there is loose limit, tight limit phenomenon, simultaneously, live time has been long, and the hold-in range can be elongated, makes the actual upper and lower motion of magazine, produces the error with the data that the sensor detected, causes the point piece to split and shoots inaccurately, and the burst photo that often appears shooing often appears overlaps or two burst clearances are too big, influences the photo quality.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least. Therefore, the utility model discloses the first aspect provides a film cassette positioner, the utility model discloses the second aspect provides X ray equipment, guarantees film cassette motion accuracy.

According to the utility model discloses a wafer cassette positioner of first aspect embodiment, including the wafer cassette casing, still include: the driving component is provided with a driving wheel; the film feeding device is provided with a plurality of fixed pulleys; the film box assembly is movably arranged on the film feeding device, and two groups of movable pulleys are symmetrically arranged on the upper side and the lower side of the film box assembly; the two ends of the synchronous belt are fixed on the wafer box shell, the synchronous belt is wound on the fixed pulley, the driving wheel and the movable pulley, and the synchronous belt is suitable for converting the rotation of the driving wheel into the vertical movement of the wafer box component.

According to the utility model discloses a wafer box positioner has following beneficial effect at least: through set up the movable pulley at the both ends of spool box subassembly, utilize the hold-in range around establishing the movable pulley, when the hold-in range drove spool box subassembly motion, hold-in range one end shrink, the other end stretches, and two sets of movable pulleys make the shrinkage of hold-in range keep unanimous with flexible volume, have balanced the atress of hold-in range, avoid the hold-in range atress to elongate in the motion process, guarantee the photo quality.

According to some embodiments of the utility model, send piece device to include: the frame is suitable for mounting the fixed pulley and is provided with a slide rail along the vertical direction; the clamping piece is movably arranged on the sliding rail and is suitable for clamping the film box.

According to the utility model discloses a some embodiments still include the potentiometre subassembly, and spool box subassembly is equipped with the rack along vertical direction, and the potentiometre subassembly includes: the mounting frame is fixed on the frame; the potentiometer is rotatably arranged on the mounting frame; the gear is connected with the potentiometer and meshed with the rack, and the gear is suitable for driving the potentiometer to rotate.

According to some embodiments of the utility model, the clamping piece includes clamping piece and lower clamping piece, and the spool box subassembly sets up between clamping piece and the lower clamping piece.

According to some embodiments of the utility model, still include the synchronization arm, the synchronization arm is connected and is gone up clamping part and lower clamping part.

According to some embodiments of the invention, the drive assembly comprises: the driving device is suitable for driving the driving wheel to rotate; the guide pulley, including a plurality of groups, a plurality of guide pulley butt hold-in range settings, a plurality of guide pulleys are used for changing hold-in range direction of motion.

According to some embodiments of the invention, the drive device is a gear motor.

According to the utility model discloses a some embodiments still include overspeed device tensioner, and the hold-in range tip is connected to overspeed device tensioner one end, and the spool box casing is connected to the other end.

According to some embodiments of the utility model, overspeed device tensioner includes two sets ofly, and the both ends of hold-in range are connected to two sets of overspeed device tensioner one-to-ones.

According to the utility model discloses X ray equipment of second aspect embodiment, including any above-mentioned spool box positioner.

According to the utility model discloses X ray equipment has following beneficial effect at least: the imaging quality and precision of the X-ray equipment are ensured by utilizing the imaging of the cassette in the cassette positioning device, and the practicability of the X-ray equipment is improved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of a positioning device for a middle sheet box according to the present invention;

FIG. 2 is a front view of the sheet feeding device of the present invention;

fig. 3 is a left side view of the driving assembly of the present invention;

fig. 4 is a schematic view of the potentiometer assembly and the rack of the present invention;

reference numerals: a cassette housing 100; a drive assembly 200; a drive wheel 210; a drive device 220; a guide wheel 230; a sheet feeding device 300; a fixed pulley 301; a frame 310; a slide rail 311; a clamping member 320; an upper clamp 321; a lower clamping member 322; a synchronization arm 330; a cassette assembly 400; a movable pulley 401; a rack 402; a synchronous belt 500; a potentiometer assembly 600; a mounting block 610; a potentiometer 620; a gear 630; the tensioner 700.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "lateral", "longitudinal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and 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 invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

According to the utility model discloses a cassette positioner of first aspect embodiment, refer to fig. 1, fig. 2, including spool box casing 100, still include: the driving assembly 200 is provided with a driving wheel 210, the driving wheel 210 is connected with the output end of the driving assembly 200, and the driving assembly 200 is suitable for driving the driving wheel 210 to rotate; the film feeding device 300 is provided with a plurality of fixed pulleys 301, and in the embodiment, two groups of fixed pulleys 301 are arranged on the upper side and the lower side of the film feeding device 300; the film box assembly 400 is movably arranged on the film feeding device 300, two groups of movable pulleys 401 are symmetrically arranged on the upper side and the lower side of the film box assembly 400, and the movable pulleys 401 are arranged between the fixed pulleys 301; the two ends of the synchronous belt 500 are fixed on the sheet cassette housing 100, the synchronous belt 500 sequentially winds the fixed pulley 301 and the movable pulley 401 arranged on the upper side, the driving wheel 210, and the fixed pulley 301 and the movable pulley 401 arranged on the lower side, and the synchronous belt 500 is suitable for driving the sheet cassette assembly 400 to vertically move along the sheet feeding device 300 through the movable pulley 401. In this embodiment, when the driving wheel 210 rotates counterclockwise, the upper end of the synchronous belt 500 is contracted, the lower end of the synchronous belt 500 is extended, the synchronous belt 500 drives the magazine assembly 400 to move upward through the upper end of the fixed pulley 301 and the movable pulley 401, and similarly, when the driving wheel 210 rotates counterclockwise, the magazine assembly 400 moves downward through the lower end of the fixed pulley 301 and the movable pulley 401.

In some embodiments of the present invention, referring to fig. 1 and 2, the sheet feeding device 300 includes: the frame 310 is suitable for mounting the fixed pulley 301, and the frame 310 is provided with a sliding rail 311 along the vertical direction; one end of the clamping piece 320 is provided with a ram structure matched with the slide rail 311, the clamping piece 320 is movably arranged on the slide rail 311 through the matching of the ram and the slide rail 311, and the other end of the clamping piece 320 is suitable for clamping the upper side part and the lower side part of the wafer box. The matching structure of the slide rail 311 and the clamping piece 320 is utilized to ensure the motion trail of the film box, the stability is improved, and meanwhile, the film box is fixed by the clamping piece 320, so that the film box can be conveniently disassembled, assembled and replaced.

In some embodiments of the present invention, referring to fig. 1 and fig. 4, further including a potentiometer assembly 600, the cassette assembly 400 is provided with a rack 402 along a vertical direction, wherein the cassette assembly 400 includes a mounting plate for fixing the cassette, the rack 402 is fixedly mounted on a left side of the mounting plate by screws, the rack 402 moves together with the cassette assembly 400, and the potentiometer assembly 600 includes: a mounting frame 610 fixed to the left side of the frame 310 by screws; the potentiometer 620 is rotatably arranged on the mounting frame 610; and the gear 630 is arranged on the rotating shaft of the potentiometer 620, the gear 630 is meshed with the rack 402, and the gear 630 is suitable for driving the potentiometer 620 to rotate. When the film box assembly 400 moves vertically, the rack 402 moves along with the film box assembly 400, the gear 630 drives the potentiometer 620 to rotate due to the meshing of the gear 630 and the rack 402, the potentiometer 620 outputs the number of rotation turns to measure the up-and-down movement stroke of the film box assembly 400, the measuring result of the potentiometer 620 is not affected by the loose edge, tight edge and other factors of the synchronous belt 500, and the film box assembly 400 has the effect of high-precision photographing.

In some embodiments of the present invention, referring to fig. 1 and 2, the clamping member 320 includes an upper clamping member 321 and a lower clamping member 322, and the cassette assembly 400 is disposed between the upper clamping member 321 and the lower clamping member 322. Through setting up clamping piece 321 and lower clamping piece 322, only need follow slide rail 311 and detach one of them clamping piece 320 and can realize the dismantlement of spool box subassembly 400, have advantages such as easy dismounting.

In some embodiments of the present invention, referring to fig. 1 and fig. 2, the present invention further includes a synchronization arm 330, and the synchronization arm 330 connects the upper clamping member 321 and the lower clamping member 322 by a screw. The synchronization arm 330 serves to fixedly connect the upper and lower clamps, to make the clamps sufficiently contact the cassette assembly 400, and to ensure stable fixation of the cassette assembly 400.

In some embodiments of the present invention, referring to fig. 1 and 3, the driving assembly 200 includes: the driving device 220, the driving device 220 is suitable for driving the driving wheel 210 to rotate; guide pulley 230, including a plurality of groups, in this embodiment, drive assembly 200 is still including the support, and the support passes through the fix with screw on spool box casing 100, and drive arrangement 220, action wheel 210, guide pulley 230 all set up on the support, and both sides guide pulley 230 is equipped with three groups, and three groups of guide pulleys 230 butt hold-in range 500 sets up, and guide pulley 230 is used for changing hold-in range 500 direction of motion, guarantees hold-in range 500 around establishing the connection.

In some embodiments of the present invention, the driving device is a reduction motor. The speed reducing motor has both driving function and speed reducing function, is convenient for controlling the motion position of the wafer box and is convenient for workers to control.

In some embodiments of the present invention, referring to fig. 1, the device further comprises a tensioning device 700, one end of the tensioning device 700 is connected to the end of the synchronous belt 500, and the other end is connected to the cassette housing 100. In this embodiment, the tensioning device 700 includes a screw, and the synchronous belt 500 is fixed on the tensioning device 700 by the screw, so that the tightness of the screw is adjusted to achieve the tightness of the installation of the synchronous belt 500.

In some embodiments of the present invention, referring to fig. 1, the tensioning devices 700 comprise two sets of tensioning devices 700 connecting the two ends of the synchronous belt 500 in a one-to-one correspondence.

In the description herein, references to the description of "some embodiments" mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a cassette positioner, includes the spool box casing, its characterized in that still includes:

the driving component is provided with a driving wheel;

the film feeding device is provided with a plurality of fixed pulleys;

the film box assembly is movably arranged on the film feeding device, and two groups of movable pulleys are symmetrically arranged on the upper side and the lower side of the film box assembly;

the synchronous belt, both ends are fixed in on the spool box casing, the synchronous belt is around establishing the fixed pulley the action wheel with on the movable pulley, the synchronous belt be suitable for with the rotation of action wheel turns into the vertical motion of spool box subassembly.

2. A cassette positioning device according to claim 1, wherein said sheet feeding device comprises:

the frame is suitable for mounting the fixed pulley and is provided with a slide rail along the vertical direction;

the clamping piece is movably mounted on the sliding rail and suitable for clamping the film box.

3. The cassette positioning device of claim 2, further comprising a potentiometer assembly, wherein the cassette assembly is provided with a rack in a vertical direction, the potentiometer assembly comprises:

the mounting frame is fixed on the frame;

the potentiometer is rotatably arranged on the mounting frame;

the gear is connected with the potentiometer and meshed with the rack, and the gear is suitable for driving the potentiometer to rotate.

4. The device of claim 2, wherein the clamping member comprises an upper clamping member and a lower clamping member, and the cassette assembly is disposed between the upper clamping member and the lower clamping member.

5. The apparatus of claim 4, further comprising a synchronization arm connecting the upper and lower clamps.

6. A cartridge positioning device as claimed in claim 1, wherein said drive assembly comprises:

the driving device is suitable for driving the driving wheel to rotate;

the guide wheels comprise a plurality of groups, the guide wheels are abutted to the synchronous belts, and the guide wheels are used for changing the motion direction of the synchronous belts.

7. A cartridge positioning device as claimed in claim 6, wherein the drive means is a speed reducing motor.

8. The cartridge positioning apparatus of claim 1, further comprising a tensioning device, wherein one end of the tensioning device is connected to the end of the timing belt, and the other end of the tensioning device is connected to the cartridge housing.

9. A cartridge positioning device as claimed in claim 8, wherein said tensioning means comprises two sets of said tensioning means connecting both ends of said timing belt in one-to-one correspondence.

An X-ray apparatus comprising the cassette positioning device of any of claims 1 to 9.