CN112716513A - Automatic radiation protection device for radiographic inspection - Google Patents
Automatic radiation protection device for radiographic inspection Download PDFInfo
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- CN112716513A CN112716513A CN202011586656.8A CN202011586656A CN112716513A CN 112716513 A CN112716513 A CN 112716513A CN 202011586656 A CN202011586656 A CN 202011586656A CN 112716513 A CN112716513 A CN 112716513A
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- Prior art keywords
- radiation protection
- sliding
- protection plate
- sliding block
- plate
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/10—Application or adaptation of safety means
- A61B6/107—Protection against radiation, e.g. shielding
Abstract
The invention discloses an automatic radiation protection device for radiographic inspection, which comprises a support frame, a sliding assembly, a radiation protection plate and a linkage assembly, wherein the sliding assembly comprises a driving device, a rotary belt, a sliding block and a sliding rod, the driving device is used for driving the rotary belt to rotate circularly, the sliding rod is positioned in the support frame, the sliding block is sleeved on the sliding rod in a vertically sliding mode, one surface of the sliding block is fixedly connected with the rotary belt, the other surface of the sliding block is fixedly connected with the end part of the radiation protection plate, the radiation protection plate comprises an upper radiation protection plate and a lower radiation protection plate, the sliding block fixed with the upper radiation protection plate and the sliding block fixed with the lower radiation protection plate are respectively arranged in the opposite direction of the rotary belt, the linkage assembly is arranged in the support frame in a vertically sliding mode, and the linkage assembly slides vertically to drive the. The invention can adjust the space size of the ray passing between the upper radiation protection plate and the lower radiation protection plate, and the radiation quantity of the patient is reduced to the minimum.
Description
Technical Field
The invention relates to the technical field of medical image protection, in particular to an automatic radiation protection device for radiographic inspection.
Background
In most of the current hospital radiographic examinations, the patients are exposed to the environment of direct X-ray irradiation, which causes the patients to receive most of the radiation, which is not good for the health of the patients. The applicant's chinese patent application CN205964059U in the earlier filed for patent indicates this problem and presents a solution to the problem of providing a protective curtain fixed on the cassette, by which the portion of the patient other than the examined area is blocked, further reducing the radiation exposure of the patient during the radiographic examination. However, this method requires manual observation for adjustment, and is troublesome in operation during specific use, and the space between the upper and lower protective curtains is fixed, so that it is impossible to adjust the patient's body shape for different sizes of patients, and the distance between the patient's body shape is small, and the region to be examined is small, but the space reserved between the two protective curtains is large, so that the patient can receive unnecessary radiation in any case, and thus, the existing technology still needs to be improved. Accordingly, the applicant has continued to propose a new concept of a guard device with a linkage function to solve the above-mentioned problems.
Disclosure of Invention
In view of this, the invention provides an automatic radiation protection device for radiographic inspection, which solves the technical problem that the distance between protection plates cannot be adjusted for patients with different body shapes in the prior art.
The technical means adopted by the invention are as follows: an automatic radiation protection device for radiographic inspection, which comprises a supporting frame, a sliding component, a radiation protection plate and a linkage component, the sliding component comprises a driving device, a rotary belt, a sliding block and a sliding rod, the driving device is used for driving the rotary belt to rotate circularly, the slide bar is positioned in the supporting frame, the slide block can be sheathed on the slide bar in a vertically sliding way, one surface of the sliding block is fixedly connected with the rotary belt, the other surface of the sliding block is fixedly connected with the end part of a radiation protection plate, the radiation protection plate comprises an upper radiation protection plate and a lower radiation protection plate, the slide block fixed with the upper radiation protection plate and the slide block fixed with the lower radiation protection plate are respectively arranged on the opposite direction of the rotary belt, the linkage assembly is arranged in the supporting frame in a vertically sliding mode, the whole sliding assembly is fixedly arranged on the linkage assembly, and the linkage assembly slides vertically to drive the whole sliding assembly to slide vertically.
Preferably, the linkage assembly comprises a top plate and a bottom plate, the sliding rod is fixedly installed between the top plate and the bottom plate, the top plate and the bottom plate are installed on the supporting frame in a vertically sliding mode, and the driving device is fixedly installed on the top plate.
Preferably, still include spool box and linkage bracing piece, the one end and the spool box fixed connection of linkage bracing piece, the other end of linkage bracing piece with roof fixed connection, the spool box is through linkage bracing piece control in the gliding from top to bottom the linkage subassembly slides from top to bottom.
Preferably, still include displacement sensor, controller and electric putter, displacement sensor and controller electric connection, controller and electric putter electric connection, displacement sensor sets up on braced frame, electric putter fixed mounting is on braced frame, electric putter's push rod and roof fixed connection, displacement sensor is used for detecting the displacement that the spool box reciprocated to transmit displacement data to the controller, the controller corresponds the displacement of control electric putter's push rod upwards or downstream according to the displacement data that detects.
Preferably, the sliding rod is provided with a limiting block.
Preferably, the support frame package is formed by connecting an upper frame body, a lower frame body, a left frame body and a right frame body, the number of the slide bars is two, and the two slide bars are respectively located in the left frame body and the right frame body.
Preferably, the driving device comprises a motor, a rotating shaft, two driving rotating wheels and two driven rotating wheels, the driving rotating wheels and the driven rotating wheels are arranged on the rotating shaft, the motor drives the driving rotating wheels to rotate, the two driving rotating wheels are respectively arranged on the same side of the top plate and the bottom plate, the two driven rotating wheels are respectively arranged on the other sides of the top plate and the bottom plate, the number of the rotating belts is two, one rotating belt is wound between the two driving rotating wheels, and the other rotating belt is wound between the two driven rotating wheels.
By adopting the automatic radiation protection device for radiographic inspection, the size of the space formed by the upper radiation protection plate and the lower radiation protection plate for passing the radiation can be adjusted, so that the space for passing the radiation can be adaptively adjusted according to patients with different body shapes, and the radiation quantity possibly received by the patients is reduced to the minimum.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of embodiment 1 of the present invention;
FIG. 3 is a schematic view of the internal structure of embodiment 2 of the present invention;
fig. 4 is a schematic structural diagram of another embodiment of the sliding assembly 2 according to the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1 and 2, an automatic radiation protection apparatus for a radiographic inspection includes a support frame 1, a slide assembly 2, a radiation protection plate 3, and a linkage assembly 4. The supporting frame 1 is a framework of the whole radiographic inspection radiation automatic protection device, and the middle of the supporting frame 1 is vacant to allow the radiation protection plate 3 to slide up and down.
As shown in fig. 2, the sliding assembly 2 includes a driving device 21, a revolving belt 22, a sliding block 23 and a sliding rod 24, the driving device 21 is used for driving the revolving belt 22 to rotate circularly, the sliding rod 24 is located in the supporting frame 1, the sliding block 23 is sleeved on the sliding rod 24 in a vertically sliding manner, one surface of the sliding block 23 is fixedly connected with the revolving belt 22, and the other surface of the sliding block 23 is fixedly connected with the end of the radiation protection plate 3. The working principle is as follows: the rotary belt 22 rotates to drive the sliding block 23 to slide along the sliding rod 24, and the radiation protection plate 3 is fixed on the sliding block 23, so that the radiation protection plate 3 also slides along with the sliding block, and the radiation protection plate 3 is adjusted up and down.
As shown in fig. 2, the radiation protection plate 3 includes an upper radiation protection plate 31 and a lower radiation protection plate 32, and the slider 23 fixed to the upper radiation protection plate 31 and the slider 23 fixed to the lower radiation protection plate 32 are respectively disposed in opposite directions of the revolving belt 22. The upper and lower radiation protection plates 31 and 32 are used to block the other parts except the patient's examined area, and thus, a space through which the radiation passes is defined between the upper and lower radiation protection plates 31 and 32 by controlling the upper and lower radiation protection plates 31 and 32 to slide relative to each other, so that the space through which the radiation passes is adjustable, because the upper and lower radiation protection plates 31 and 32 are respectively disposed in opposite directions of the turn belt 22, and when the turn belt 22 rotates, one side of the turn belt slides upward and the other side of the turn belt slides downward, for example, if the upper radiation protection plate 31 fixed to one side of the turn belt 22 slides downward, the upper and lower radiation protection plates 32 on the other side of the turn belt 22 slide upward, so that the space through which the radiation passes defined by the upper and lower radiation protection plates 31 and 32 is large The small adjustment can further adjust the space for passing the ray according to patients with different body sizes, and the possible radiation quantity to the patients is reduced to the minimum. At present, the similar technology is not popularized and applied to hospital radiology department examination rooms, and the technology can be popularized in radiology departments of various hospitals and similar radiation working environments in the later period. In order to prevent the interference and collision when the upper radiation protection plate 31 and the lower radiation protection plate 32 move up and down, a limit block 25 may be disposed on the sliding rod 23, and the limit position where the upper radiation protection plate 31 and the lower radiation protection plate 32 are about to generate spray collision cannot move continuously.
As shown in fig. 2, the linkage assembly 4 is slidably disposed in the supporting frame 1 up and down, the whole sliding assembly 2 is fixedly mounted on the linkage assembly 4, and the linkage assembly 4 slides up and down to drive the whole sliding assembly 4 to slide up and down. Go up the central point between radiation protection board 31 and the lower radiation protection board 32 and put a reference position when the patient is examined, the purpose of linkage subassembly 4 is exactly that this central point of control puts in order to adapt to the height of the height patient that differs, can slide from top to bottom through adjusting linkage subassembly 4, and then control whole sliding assembly 2 and also slide from top to bottom, adjust the central point in the space that the ray that goes up radiation protection board 31 and lower radiation protection board 32 and form passed through from this, make it adapt to the height of the height patient that differs. Specifically, the linkage assembly 4 includes a top plate 41 and a bottom plate 42, the sliding rod 24 is fixedly installed between the top plate 41 and the bottom plate 42, the top plate 41 and the bottom plate 42 are slidably installed on the supporting frame 1 up and down, and the driving device 21 is fixedly installed on the top plate 41.
In order to make the technical solution easier for those skilled in the art to understand, the following detailed description illustrates the implementation of each part, but the present invention is not limited to be implemented only by the following technical means.
As shown in fig. 1, specifically, the supporting frame 1 is formed by connecting an upper frame 11, a lower frame 12, a left frame 13, and a right frame 14, the upper frame 11, the lower frame 12, the left frame 13, and the right frame 14 are all provided with corresponding grooves for the radiation protection plate 3 to slide up and down, and there are two slide bars 24, and the two slide bars 24 are respectively located in the left frame 13 and the right frame 14.
The driving device 21 comprises a motor 211, a rotating shaft 212, a driving rotating wheel 213 and a driven rotating wheel 214, wherein the driving rotating wheel 213 and the driven rotating wheel 214 are arranged on the rotating shaft 212, the motor 211 drives the driving rotating wheel 213 to rotate, and further drives the driven rotating wheel 214 to rotate simultaneously, the driven rotating wheel 214 and the driving rotating wheel 213 have the same size, so that the rotating speeds are also the same, two driving rotating wheels 213 are respectively arranged on the same side of the top plate 41 and the bottom plate 42, two driven rotating wheels 214 are respectively arranged on the other side of the top plate 41 and the bottom plate 42, two rotating belts 22 are provided, one rotating belt 22 is encircled between the two driving rotating wheels 213, and the other rotating belt 22 is encircled between the two driven. As the driving rotor 213 and the driven rotor 214 rotate, the revolving belt 22 also rotates circularly, and then the sliding block 23 and the radiation protection plate 3 fixed on the sliding block 23 can be driven to slide, and in actual operation, the adjustment of the size of the space through which the radiation formed by the upper radiation protection plate 31 and the lower radiation protection plate 32 passes can be realized by controlling the motor to rotate forwards or backwards. Here, it should be noted that the driving device 21 in this embodiment is only configured adaptively for the common sliding rod 24 on the same side of the upper radiation protection plate 31 and the lower radiation protection plate 32, and those skilled in the art can easily understand that, as shown in fig. 4, other embodiments of the sliding assembly 2 may be: the upper radiation protection plate 31 and the lower radiation protection plate 32 can respectively use an independent slide rod 24 on the same side, and at the moment, the structure of the driving device can be adaptively arranged according to the positions of the slide blocks 23 on the two slide rails on the same side.
Example 2
On the basis of embodiment 1, as shown in fig. 2, an automatic radiation protection device for radiographic inspection further includes a cassette 5 and a linkage support rod 6, the cassette 5 is a box body affected by the radiation, the cassette 5 usually needs to face the region of the patient to be inspected, so that the cassette 5 integrally installed as a radiographic inspection machine can be adjusted up and down, one end of the linkage support rod 6 is fixedly connected with the cassette 5, the other end of the linkage support rod 6 is fixedly connected with a top plate 41, and the cassette 4 controls the linkage assembly 4 to slide up and down through the linkage support rod 6 while sliding up and down. In summary, the linked support rod 6 is arranged, the linked control assembly 4 and the sliding assembly 2 can slide along with the sheet box 5, and further the sliding of the central position between the upper radiation protection plate 31 and the lower radiation protection plate 32 fixed on the sliding assembly 2 is controlled, and the operation is convenient.
Example 3
On the basis of embodiment 1, as shown in fig. 3, an automatic radiation protection device for radiographic inspection further includes a displacement sensor 7, a controller 8 and an electric push rod 9, the displacement sensor 7 is electrically connected to the controller 8, the controller 8 is electrically connected to the electric push rod 9, the displacement sensor 7 is disposed on the supporting frame 1, the electric push rod 9 is fixedly mounted on the supporting frame 1, the push rod of the electric push rod 9 is fixedly connected to the top plate 41, the displacement sensor 7 is used for detecting the displacement of the cassette 5 moving up and down and transmitting the displacement data to the controller 8, and the controller 8 correspondingly controls the displacement of the push rod of the electric push rod 9 moving up or down according to the detected displacement data. It can be understood that, in the embodiment 2, the linked support rod 6 is linked with the cassette 5 to realize the sliding of the central position between the upper radiation protection plate 31 and the lower radiation protection plate 32, and in the embodiment, the upward or downward displacement of the cassette is detected by the displacement sensor 7, and then the controller 8 controls the electric push rod 9 to push the linked assembly 4 to move correspondingly, so as to realize the sliding of the central position between the upper radiation protection plate 31 and the lower radiation protection plate 32.
In summary, the automatic radiation protection device for radiographic inspection provided by the invention can realize the adjustment of the size of the space formed by the upper radiation protection plate 31 and the lower radiation protection plate 32 for passing the radiation, and further can adaptively adjust the space for passing the radiation according to patients with different body shapes, so as to reduce the possible radiation quantity of the patients to the minimum.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. An automatic radiation protection device for radiographic inspection is characterized by comprising a supporting frame, a sliding assembly, a radiation protection plate and a linkage assembly, wherein the sliding assembly comprises a driving device, a rotary belt, a sliding block and a sliding rod, the driving device is used for driving the rotary belt to rotate circularly, the sliding rod is positioned in the supporting frame, the sliding block is sleeved on the sliding rod in a vertically sliding mode, one surface of the sliding block is fixedly connected with the rotary belt, the other surface of the sliding block is fixedly connected with the end part of the radiation protection plate, the radiation protection plate comprises an upper radiation protection plate and a lower radiation protection plate, the sliding block fixed with the upper radiation protection plate and the sliding block fixed with the lower radiation protection plate are respectively arranged in the opposite direction of the rotary belt, the linkage assembly is arranged in the supporting frame in a vertically sliding mode, and the whole sliding assembly is fixedly arranged on the linkage assembly, the linkage component slides up and down to drive the whole sliding component to slide up and down.
2. The automatic radiation shielding device for radiographic inspection according to claim 1, wherein the linkage assembly includes a top plate and a bottom plate, the slide rod is fixedly mounted between the top plate and the bottom plate, the top plate and the bottom plate are slidably mounted up and down on the support frame, and the driving device is fixedly mounted on the top plate.
3. The automatic radiation protection device for radiographic inspection according to claim 2, further comprising a cassette and a linkage support rod, wherein one end of the linkage support rod is fixedly connected with the cassette, the other end of the linkage support rod is fixedly connected with the top plate, and the cassette slides up and down while controlling the linkage assembly to slide up and down through the linkage support rod.
4. The automatic radiation protection device for radiographic inspection according to claim 2, further comprising a displacement sensor, a controller and an electric push rod, wherein the displacement sensor is electrically connected with the controller, the controller is electrically connected with the electric push rod, the displacement sensor is arranged on the support frame, the electric push rod is fixedly installed on the support frame, the push rod of the electric push rod is fixedly connected with the top plate, the displacement sensor is used for detecting the displacement of the cassette moving up and down and transmitting displacement data to the controller, and the controller correspondingly controls the displacement of the push rod of the electric push rod moving up or down according to the detected displacement data.
5. The automatic radiation protection device for radiographic inspection according to claim 1, wherein the slide bar is provided with a stop block.
6. The automatic radiation protection device for radiographic inspection according to claim 2, wherein the support frame is formed by connecting an upper frame body, a lower frame body, a left frame body and a right frame body, the two slide bars are respectively located in the left frame body and the right frame body.
7. The automatic radiation protection device for radiographic inspection according to claim 6, wherein the driving means includes a motor, a rotating shaft, two driving wheels, two driven wheels, the driving wheels and the driven wheels are disposed on the rotating shaft, the motor drives the driving wheels to rotate, the two driving wheels are respectively mounted on the same side of the top plate and the bottom plate, the two driven wheels are respectively mounted on the other side of the top plate and the bottom plate, the two driven belts are respectively mounted, one of the two driven belts is wound between the two driving wheels, and the other driven belt is wound between the two driven wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011586656.8A CN112716513A (en) | 2020-12-28 | 2020-12-28 | Automatic radiation protection device for radiographic inspection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011586656.8A CN112716513A (en) | 2020-12-28 | 2020-12-28 | Automatic radiation protection device for radiographic inspection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112716513A true CN112716513A (en) | 2021-04-30 |
Family
ID=75606910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011586656.8A Pending CN112716513A (en) | 2020-12-28 | 2020-12-28 | Automatic radiation protection device for radiographic inspection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112716513A (en) |
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2020
- 2020-12-28 CN CN202011586656.8A patent/CN112716513A/en active Pending
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