阅读说明：本技术 运动中x线摄影的装置 (X-ray photographic device in motion ) 是由 彭勃 王翌亿 吕洪生 吕秋池 高敬燕 于 2021-09-01 设计创作，主要内容包括：本发明涉及运动中X线摄影的装置技术领域,具体为运动中X线摄影的装置,包括基座,所述基座的顶部固定安装有壳体立柱,所述壳体立柱上安装有升降机构。本发明中,通过测距传感器实时检测测距传感器与底部物体的间距,在使用时第一电机开启,上同步轮上的第一同步皮带带动升降块上下移动,实现升降块的升降控制,当升降块在升降时X光球管处于移动运动状态,X光球管底部的测距传感器测出底部拍摄物体距离,无需手动调整距离,操控较为简单,通过第二电机开启带动丝杆转动,移动块与升降块的移动方向相反,速度保持一致,从而实现X光球管的相对静止,实现了运动中X线摄影,拍摄效果好,照片较为清晰。(The invention relates to the technical field of X-ray photographing devices in motion, in particular to an X-ray photographing device in motion. According to the X-ray tube, the distance between the distance measuring sensor and a bottom object is detected in real time through the distance measuring sensor, when the X-ray tube is used, the first motor is started, the first synchronous belt on the upper synchronous wheel drives the lifting block to move up and down, lifting control of the lifting block is achieved, when the lifting block is lifted, the X-ray tube is in a moving motion state, the distance measuring sensor at the bottom of the X-ray tube measures the distance of the bottom shooting object, manual distance adjustment is not needed, operation and control are simple, the second motor is started to drive the screw rod to rotate, the moving block and the lifting block are opposite in moving direction and keep the speed consistent, therefore relative rest of the X-ray tube is achieved, X-ray shooting in motion is achieved, the shooting effect is good, and pictures are clear.)

1. Device for radiography in motion, comprising a base (1), characterized in that: the top fixed mounting of base (1) has casing stand (2), install elevating system (3) on casing stand (2), install elevator (4) on elevating system (3), one side fixed surface of elevator (4) installs thrust reverser (7), install X-ray bulb pipe (6) on thrust reverser (7), range sensor (5) are installed to the bottom of X-ray bulb pipe (6).

2. The apparatus of claim 1, wherein: elevating system (3) include quick-witted case (301), protruding board (308), rotate post (302), lower synchronizing wheel (307) and go up synchronizing wheel (314), the top fixed mounting of casing stand (2) has quick-witted case (301), rotate between the both sides board of quick-witted case (301) and install rotation post (302), it has main synchronizing wheel (311) and last synchronizing wheel (314) to fix the cover on rotation post (302), the both sides board surface bottom of casing stand (2) all is equipped with protruding board (308), position rotation that is close to protruding board (308) between the both sides board of casing stand (2) installs lower synchronizing wheel (307).

3. The apparatus of claim 1, wherein: the reverse pushing mechanism (7) comprises a connecting plate (701), a fixing plate (706), a sliding rail (707), a moving block (704) and a screw rod (705), the connecting plate (701) is fixedly installed on the surface of one side of the lifting block (4), the fixing plate (706) is fixedly installed at the top and the bottom of the surface of one side of the connecting plate (701), the screw rod (705) is installed between the fixing plate (706) in a rotating mode, the moving block (704) is installed on the screw rod (705) in a sleeved mode through threads, the sliding rail (707) is fixedly installed on the surface of one side of the connecting plate (701), the moving block (704) is installed on the sliding rail (707) in a sliding mode, and the X-ray bulb tube (6) is fixedly installed on the surface of one side of the moving block (704).

4. The apparatus of claim 1, wherein: both sides board surface of casing stand (2) has all seted up spout (305) perpendicularly, traveller (309) are all installed to the both sides wall internal surface of lifter block (4), casing stand (2) are located the inside of lifter block (4), two traveller (309) slidable mounting is in spout (305) that correspond.

5. The apparatus of claim 2, wherein: a cavity (306) is arranged in the lifting mechanism (3).

6. The apparatus of claim 2, wherein: the top surface of the bottom plate of the case (301) is fixedly provided with a first motor (313), the output end of the first motor (313) and the rotating column (302) are fixedly sleeved with a main synchronizing wheel (311), and a second synchronizing belt (312) is driven and connected between the main synchronizing wheels (311).

7. The apparatus of claim 3, wherein: the top of the connecting plate (701) is fixedly provided with a fixed seat (702), the surface of one side of the fixed seat (702) is fixedly provided with a second motor (703), and the top end of the screw rod (705) penetrates through a top fixed plate (706) to be fixedly connected with the output end of the second motor (703).

8. The apparatus of claim 2, wherein: the bottom plate of machine case (301) runs through and has seted up perforation (310), the equal fixed mounting in top and the bottom of lifting block (4) has connecting block (304), it is connected with first synchronous belt (303) to take the transmission between lower synchronizing wheel (307) and last synchronizing wheel (314).

9. The apparatus of claim 8, wherein: the first synchronous belt (303) is positioned in the through hole (310), and two disconnected ends of the first synchronous belt (303) are respectively and fixedly connected with the corresponding connecting blocks (304).

Technical Field

The invention relates to the technical field of X-ray photography in motion, in particular to a device for X-ray photography in motion.

Background

The X-ray machine is a device for generating X-ray and mainly comprises an X-ray bulb tube, an X-ray machine power supply, a control circuit and the like, the X-ray bulb tube consists of a cathode filament (Cathod), an Anode target (Anode) and a vacuum glass tube, the power supply of the X-ray machine can be divided into a high-voltage power supply and a filament power supply, wherein the filament power supply is used for heating the filament, the high-voltage output end of the high-voltage power supply is respectively clamped at the two ends of the cathode filament and the anode target, a high-voltage electric field is provided to accelerate the active electrons on the filament to flow to the anode target to form a high-speed electron flow, after the anode target surface is bombarded, 99% is converted into heat, 1% generates X-rays due to bremsstrahlung, the X-rays are transparent, however, there are differences in density and thickness between human tissues, and when X-rays penetrate different tissues of the human body, the degree of absorption is different, and different images can be obtained after the development treatment.

The prior X-ray photographing method requires that a light source, an irradiated object and an X-ray detector are relatively static, if relative motion occurs during photographing, an acquired image is blurred, medical diagnosis is influenced, the prior X-ray photographing in motion adopts a method of shortening exposure time, the shortest exposure time of a high-voltage generator of X-ray is 1 millisecond, and the shortest exposure time is realized under the condition of the minimum power, so that the photographed picture still has an unclear condition.

Disclosure of Invention

The present invention is directed to an apparatus for radiography in motion to solve the problems set forth in the background art. In order to achieve the purpose, the invention provides the following technical scheme: x-ray photography's device in the motion, including the base, the top fixed mounting of base has the casing stand, install elevating system on the casing stand, the last elevator that installs of elevating system, one side fixed surface of elevator installs the thrust reverser and constructs, install the X-ray bulb on the thrust reverser, distance measuring sensor is installed to the bottom of X-ray bulb.

Preferably, elevating system includes quick-witted case, protruding board, rotation post, lower synchronizing wheel and last synchronizing wheel, the top fixed mounting of casing stand has quick-witted case, rotate between the both sides board of machine case and install the rotation post, it has main synchronizing wheel and last synchronizing wheel to fix the cover on the rotation post, the both sides board surface bottom of casing stand all is equipped with protruding board, the position that is close to protruding board between the both sides board of casing stand rotates and installs lower synchronizing wheel.

Preferably, the reverse-thrust mechanism comprises a connecting plate, fixed plates, a sliding rail, a moving block and a lead screw, the connecting plate is fixedly mounted on one side surface of the lifting block, the fixed plates are fixedly mounted at the top and the bottom of one side surface of the connecting plate, the lead screw is rotatably mounted between the two fixed plates, the moving block is mounted on the lead screw in a sleeved mode through threads, the sliding rail is fixedly mounted on one side surface of the connecting plate, the moving block is slidably mounted on the sliding rail, and the X-ray bulb tube is fixedly mounted on one side surface of the moving block.

Preferably, the outer surfaces of the two side plates of the shell stand column are respectively and vertically provided with a sliding groove, the inner surfaces of the two side walls of the lifting block are respectively provided with a sliding column, the shell stand column is positioned inside the lifting block, and the two sliding columns are slidably arranged in the corresponding sliding grooves.

Preferably, a cavity is arranged inside the lifting mechanism.

Preferably, a first motor is fixedly mounted on the top surface of the bottom plate of the case, main synchronizing wheels are fixedly sleeved on the output end of the first motor and the rotating column, and a second synchronizing belt is connected between the two main synchronizing wheels in a driving manner.

Preferably, the top fixed mounting of connecting plate has the fixing base, one side fixed surface of fixing base installs the second motor, the top of lead screw runs through the output of top fixed plate fixed connection second motor.

Preferably, a through hole is formed in a bottom plate of the case in a penetrating mode, connecting blocks are fixedly mounted at the top and the bottom of the lifting block, and a first synchronous belt is connected between the lower synchronous wheel and the upper synchronous wheel in a belt transmission mode.

Preferably, the first synchronous belt is positioned in the through hole, and two disconnected ends of the first synchronous belt are respectively and fixedly connected with the corresponding connecting blocks.

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

according to the invention, the distance between the distance measuring sensor and a bottom object is detected in real time through the distance measuring sensor, when the device is used, the first motor is started, the rotating column is driven to rotate through the main synchronizing wheel and the second synchronizing belt, the rotating column drives the upper synchronizing wheel to rotate, the first synchronizing belt on the upper synchronizing wheel drives the lifting block to move up and down, so that the lifting control of the lifting block is realized, when the lifting block is lifted, the X-ray bulb tube is in a moving motion state, the distance measuring sensor at the bottom of the X-ray bulb tube measures the distance of the bottom shot object, the distance does not need to be manually adjusted, and the control is simpler;

according to the X-ray tube, the second motor is started to drive the screw rod to rotate, the moving direction of the moving block is opposite to that of the lifting block, the speed is kept consistent, the relative rest of the X-ray tube is achieved, X-ray shooting in motion is achieved, the shooting effect is good, and pictures are clear.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a front sectional structural view of the present invention;

FIG. 3 is a perspective view of the elevator block of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1A;

FIG. 5 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

fig. 6 is a partially enlarged structural view of the invention at C in fig. 2.

In the figure: 1. a base; 2. a housing column; 3. a lifting mechanism; 301. a chassis; 302. rotating the column; 303. a first timing belt; 304. connecting blocks; 305. a chute; 306. a cavity; 307. a lower synchronizing wheel; 308. a protruding plate; 309. a traveler; 310. perforating; 311. a main synchronizing wheel; 312. a second timing belt; 313. a first motor; 314. an upper synchronizing wheel; 4. a lifting block; 5. a ranging sensor; 6. an X-ray bulb tube; 7. a reverse-thrust mechanism; 701. a connecting plate; 702. a fixed seat; 703. a second motor; 704. a moving block; 705. a screw rod; 706. a fixing plate; 707. a slide rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: the device for X-ray photography in motion comprises a base 1, a shell upright post 2 is fixedly mounted at the top of the base 1, a lifting mechanism 3 is mounted on the shell upright post 2, a lifting block 4 is mounted on the lifting mechanism 3, a thrust reverser 7 is fixedly mounted on the surface of one side of the lifting block 4, an X-ray bulb tube 6 is mounted on the thrust reverser 7, and a distance measuring sensor 5 is mounted at the bottom of the X-ray bulb tube 6.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the lifting mechanism 3 includes a chassis 301, a protruding plate 308, a rotating column 302, a lower synchronizing wheel 307, and an upper synchronizing wheel 314, the chassis 301 is fixedly installed at the top end of the housing column 2, the rotating column 302 is rotatably installed between two side plates of the chassis 301, a main synchronizing wheel 311 and an upper synchronizing wheel 314 are fixedly sleeved on the rotating column 302, the protruding plate 308 is disposed at the bottom of each of the two side plates of the housing column 2, and the lower synchronizing wheel 307 is rotatably installed between the two side plates of the housing column 2 near the protruding plate 308.

In this embodiment, as shown in fig. 1, 3, and 5, the reverse thrust mechanism 7 includes a connecting plate 701, a fixing plate 706, a slide rail 707, a moving block 704, and a lead screw 705, the connecting plate 701 is fixedly installed on a side surface of the lifting block 4, the fixing plate 706 is fixedly installed on the top and the bottom of a side surface of the connecting plate 701, the lead screw 705 is rotatably installed between the two fixing plates 706, the moving block 704 is installed on the lead screw 705 in a threaded socket manner, the slide rail 707 is fixedly installed on a side surface of the connecting plate 701, the moving block 704 is slidably installed on the slide rail 707, and the X-ray tube 6 is fixedly installed on a side surface of the moving block 704.

In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the outer surfaces of the two side plates of the housing column 2 have vertically provided with the sliding grooves 305, the inner surfaces of the two side walls of the lifting block 4 have respectively provided with the sliding posts 309, the housing column 2 is located inside the lifting block 4, the two sliding posts 309 are slidably mounted in the corresponding sliding grooves 305, the lifting block 4 is enabled to move up and down stably by the arrangement of the sliding posts 309 and the sliding grooves 305, and the shooting effect is improved.

In this embodiment, as shown in fig. 1, fig. 2, fig. 4, and fig. 6, a cavity 306 is provided inside the lifting mechanism 3, and the first synchronization belt 303 is disposed in the cavity 306 to improve the space utilization and reduce the volume of the apparatus.

In this embodiment, as shown in fig. 1, fig. 2 and fig. 6, a first motor 313 is fixedly installed on the top surface of the bottom plate of the chassis 301, the output end of the first motor 313 and the rotating column 302 are both fixedly sleeved with a main synchronizing wheel 311, a second synchronizing belt 312 is connected between the two main synchronizing wheels 311 in a driving manner, and the lifting control is more accurate by arranging the main synchronizing wheels 311.

In this embodiment, as shown in fig. 1, 3 and 5, a fixing seat 702 is fixedly installed at the top of the connecting plate 701, a second motor 703 is fixedly installed on a surface of one side of the fixing seat 702, and the top end of the screw rod 705 penetrates through the top fixing plate 706 to be fixedly connected to the output end of the second motor 703.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a through hole 310 is formed through a bottom plate of the chassis 301, the top and the bottom of the lifting block 4 are both fixedly installed with a connecting block 304, and a first synchronizing belt 303 is connected between the lower synchronizing wheel 307 and the upper synchronizing wheel 314 in a belt transmission manner.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the first synchronous belt 303 is located inside the through hole 310, two disconnected ends of the first synchronous belt 303 are respectively and fixedly connected to the corresponding connection blocks 304, the lifting of the lifting block 4 is conveniently controlled by the arrangement of the first synchronous belt 303, and the first synchronous belt 303 has high transmission stability.

The use method and the advantages of the invention are as follows: when the device for X-ray photography in motion is used, the working process is as follows:

as shown in fig. 1, 2, 3, 4, 5 and 6, the distance measuring sensor 5 of the present invention is externally connected with a distance measuring instrument, the distance measuring sensor 5 detects the distance between the distance measuring sensor 5 and the bottom object in real time, when the present invention is used, the first motor 313 is turned on, the rotating column 302 is driven to rotate by the main synchronizing wheel 311 and the second synchronizing belt 312, the rotating column 302 drives the upper synchronizing wheel 314 to rotate, the first synchronizing belt 303 on the upper synchronizing wheel 314 drives the lifting block 4 to move up and down, thereby realizing the lifting control of the lifting block 4, when the lifting block 4 is lifted up and down, the X-ray tube 6 is in a moving state, the distance measuring sensor 5 at the bottom of the X-ray tube 6 measures the distance of the bottom object, no manual distance adjustment is needed, during the movement of the X-ray tube 6, in order to keep the X-ray tube 6 and the object relatively stationary, the second motor 703 is turned on to drive the screw rod 705 to rotate, the moving block 704 is opposite to the moving direction of the lifting block 4, the speed keeps consistent, thereby realizing the relative stillness of the X-ray bulb 6, realizing the X-ray photography in motion, having good shooting effect and comparatively clear pictures.

The present invention relates to circuits, electronic components and control modules all of which are well within the skill of those in the art and, needless to say, the present invention is not directed to software and process improvements.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.