CN113813514A - Source guiding assembly - Google Patents
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- CN113813514A CN113813514A CN202010567255.1A CN202010567255A CN113813514A CN 113813514 A CN113813514 A CN 113813514A CN 202010567255 A CN202010567255 A CN 202010567255A CN 113813514 A CN113813514 A CN 113813514A
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- 230000002285 radioactive effect Effects 0.000 claims description 22
- 238000012358 sourcing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 23
- 238000000034 method Methods 0.000 description 21
- 230000005855 radiation Effects 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001959 radiotherapy Methods 0.000 description 3
- 230000014509 gene expression Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N5/1001—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy using radiation sources introduced into or applied onto the body; brachytherapy
- A61N2005/1019—Sources therefor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1092—Details
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
- A61N2005/1092—Details
- A61N2005/1094—Shielding, protecting against radiation
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Abstract
The application provides a source guiding assembly, including: the source guiding tank, the pull rod and the shielding door are arranged on the base; a containing cavity is formed inside the source guiding tank, a source guiding port and a pull rod through hole are formed in the source guiding tank, and the source guiding port and the pull rod through hole are respectively located at two ends of the source guiding tank; the pull rod can extend into or be pulled out of the containing cavity of the source guiding tank through the pull rod through hole; the shielding door is positioned at a source guiding opening of the source guiding tank and can move relative to the source guiding opening, so that the source guiding opening is closed or opened. The utility model provides a lead source subassembly simple structure, convenient to use, shielding nature is good, the security is high.
Description
Technical Field
The embodiment of the application relates to the technical field of radiotherapy, in particular to a source guiding assembly.
Background
During the installation or replacement process of a radioactive source in a radiation device, a common source replacement method generally installs a source guiding device outside the radiation therapy device to perform filling, moving and replacement on the radioactive source. The radioactive source is radioactive, so that the radioactive source needs to be stored in a source guiding device with a shielding effect in the moving process of the radioactive source, the radioactive source is taken out of the radioactive source storage device by using the source guiding device under a shielding and sealing environment, and then the radioactive source is placed in radiotherapy equipment.
Disclosure of Invention
In view of the above, one of the technical problems to be solved by the present application is to provide a source guiding assembly, which can facilitate the replacement or installation of a radioactive source.
The application provides a source guiding assembly, including: the source guiding tank, the pull rod and the shielding door are arranged on the base;
a containing cavity is formed inside the source guiding tank, a source guiding port and a pull rod through hole are formed in the source guiding tank, and the source guiding port and the pull rod through hole are respectively located at two ends of the source guiding tank;
the pull rod extends into or out of the accommodating cavity of the source guiding tank through the pull rod through hole;
the shielding door is arranged at a source guiding opening of the source guiding tank and can move relative to the source guiding opening, so that the source guiding opening is closed or opened.
Optionally, the source guiding assembly further comprises a first linkage rod, a first connecting shaft and a first supporting shaft; the first linkage rod is rotationally connected with the first support shaft, and the first support shaft is fixed on the outer wall of the source guiding tank; the shielding door is connected with the first linkage rod through the first connecting shaft.
Optionally, in an embodiment of the present application, the pull rod includes a first connecting rod and a second connecting rod, one end of the first connecting rod is fixedly connected with a first end of the second connecting rod, and a second end of the second connecting rod is provided with a connecting structure for connecting the radiation source box.
Optionally, in an embodiment of the present application, the tie rod includes a first connecting rod, a second connecting rod, and at least one first extension rod;
the at least one extension rod is positioned between the first connecting rod and the second connecting rod and fixedly connected with the first connecting rod and the second connecting rod.
Optionally, in an embodiment of the present application, the source guiding assembly further includes a wrench, a wrench through hole is formed in the source guiding tank, the wrench through hole and the pull rod through hole are located at the same end of the source guiding tank, and the wrench can extend into or be pulled out of the accommodating cavity of the source guiding tank through the wrench through hole;
one end of the spanner is provided with a connecting structure matched with the radioactive source box.
Optionally, in an embodiment of the present application, the source guiding tank further includes a rotating sleeve, the rotating sleeve is disposed at an end of the source guiding tank far away from the source guiding port, the rotating sleeve and an end tank body of the source guiding tank far away from the source guiding port are rotatably connected, and the pull rod through hole and the wrench through hole are disposed on the rotating sleeve.
Optionally, in an embodiment of the present application, the wrench includes a third connecting rod and a fourth connecting rod, a first end of the third connecting rod and a second end of the second connecting rod are fixedly connected;
the second end of the third connecting rod is fixedly connected with the first end of the fourth connecting rod;
and the second end of the fourth connecting rod is provided with a connecting structure matched with the radioactive source box.
Optionally, in an embodiment of the present application, the wrench further includes at least one second extension rod, the at least one second extension rod is located between the third connecting rod and the fourth connecting rod, the at least one second extension rod is fixedly connected with the third connecting rod and the fourth connecting rod.
Optionally, in an embodiment of the present application, the source guiding assembly further includes a shielding lead door and a driving structure;
the shielding lead door forms a passage from a first end of the shielding lead door to a position far away from the first end, a first opening is formed in one end of the shielding lead door, a second opening is formed in the other end, far away from the first end, of the shielding lead door, a shielding block is arranged in the passage between the first opening and the second opening, and the shielding block can move relative to the shielding lead door to close the passage or open the passage;
the driving assembly is connected with the shielding block, the shielding lead door is placed below the source guiding tank, and a first opening of the shielding lead door is opposite to a source guiding opening of the source guiding tank.
Optionally, in an embodiment of the present application, the source guiding assembly further includes a shielding ring disposed outside a junction of the first opening of the shielding lead door and the source guiding port of the source guiding tank.
The application provides a source guiding assembly, including: the source guiding tank, the pull rod and the shielding door are arranged on the base; a containing cavity is formed inside the source guiding tank, a source guiding port and a pull rod through hole are formed in the source guiding tank, and the source guiding port and the pull rod through hole are respectively located at two ends of the source guiding tank; the pull rod extends into or out of the accommodating cavity of the source guiding tank through the pull rod through hole; the shielding door is positioned at a source guiding opening of the source guiding tank and can move relative to the source guiding opening, so that the source guiding opening is closed or opened. The utility model provides a lead source subassembly simple structure, convenient to use, shielding nature is good, the security is high.
Drawings
Fig. 1A is a schematic structural diagram of a source guiding assembly according to an embodiment of the present disclosure;
fig. 1B is a schematic structural diagram of another source guiding assembly according to an embodiment of the present disclosure;
fig. 1C is a schematic structural diagram of a connecting rod according to an embodiment of the present disclosure;
fig. 2A is a schematic structural diagram of a pull rod according to an embodiment of the present disclosure;
fig. 2B is a schematic structural diagram of another pull rod according to an embodiment of the present disclosure
Fig. 2C is a schematic diagram of a position of a first pin and a pin hole according to an embodiment of the present disclosure;
FIG. 3A is a schematic view of a wrench through-hole location according to an embodiment of the present disclosure;
fig. 3B is a schematic structural diagram of a wrench according to an embodiment of the present disclosure;
FIG. 3C is a schematic structural diagram of another wrench according to an embodiment of the present disclosure;
FIG. 3D is a schematic structural diagram of another wrench according to an embodiment of the present disclosure;
fig. 4A is a schematic structural diagram of another guiding source assembly according to an embodiment of the present disclosure;
fig. 4B is a schematic structural diagram of a driving assembly and a shielding lead door according to an embodiment of the present disclosure;
Detailed Description
The following further describes specific implementation of the embodiments of the present invention with reference to the drawings.
The first embodiment,
The present application provides a source guiding assembly, as shown in fig. 1A, fig. 1A is a schematic structural diagram of a source guiding assembly provided in an embodiment of the present application, where the source guiding assembly includes: a source guiding tank 101, a pull rod 102 and a shielding door 103;
a containing cavity is formed inside the source guiding tank, a source guiding port 104 and a pull rod through hole 105 are formed in the source guiding tank, and the source guiding port 104 and the pull rod through hole 105 are respectively positioned at two ends of the source guiding tank 101;
the pull rod 102 extends into or out of the accommodating cavity of the source guiding tank 101 through the pull rod through hole 105;
the shield door 103 is provided at the conduction source port 104 of the conduction source tank 101, and the shield door 103 is movable relative to the conduction source port 104 so that the conduction source port 104 is closed or opened.
It should be noted that the shape of the shield door 103 may be adapted to the shape of the conduction source opening 104, or the size of the shield door 103 is larger than the size of the conduction source opening 104, so that the shield door 103 can close the conduction source opening 104, and the conduction source assembly has better shielding performance.
Optionally, in an implementation manner of this embodiment, a limiting structure is further disposed on the shielding door 103 of the source guiding assembly to limit a moving range of the shielding door when the shielding door is opened or closed. For example, a limiting groove is formed in the shield door, a limiting pin matched with the limiting groove is arranged at the position of the source guiding opening, the position of the pin and the position of the source guiding opening are relatively fixed, and when the shield door is moved and the source guiding opening is opened, one end of the pin can slide in the limiting groove to limit the moving position of the shield door; the mode that sets up pin and spacing groove can restrict the shift position of shield door, can also make shield door moving direction be on a parallel with lead source mouth place plane for it has better shielding performance to lead the source jar. Optionally, other limiting structures may be provided in the embodiment to limit the moving position of the shield door, and the embodiment is only to illustrate a manner of limiting the moving position of the shield door, and does not represent that the application is limited thereto.
Optionally, in an implementation manner of the present embodiment regarding the source guiding assembly, the source guiding assembly further includes a pulling structure, where the pulling structure is fixedly connected to the screen door to facilitate a user to move the screen door through the pulling structure, and the pulling structure may be a handle or a pulling assembly, for example, as shown in fig. 1B, fig. 1B is a schematic structural diagram of another source guiding assembly provided in this embodiment of the present application, and the pulling structure includes a first connecting rod 105, a first connecting shaft 106, and a first supporting shaft 107;
the first linkage rod 105 is rotationally connected with a first support shaft 107, and the first support shaft 107 is fixed on the outer wall of the source guiding tank;
optionally, in an implementation manner of this embodiment, the first connecting shaft 106 is disposed on the first connecting rod 105, the shield door is connected to the first connecting rod 105 through the first connecting shaft 106, in this embodiment, the first connecting rod 105, the first connecting shaft 106 and the first supporting shaft 107 are disposed, when the first connecting rod 105 drives the shield door to open or close the source guiding opening, the process of moving the shield door is more convenient and labor-saving, and meanwhile, the source guiding process can also be performed, so that the operating position of the operator is far away from the position where the shield door is opened or closed, and the safety of the operating process is improved.
Optionally, the pulling structure may further include at least one positioning pin and a fixing socket 108, the fixing socket 108 is disposed on the outer wall of the source guiding tank, a socket (not shown in the figure) is disposed on the first linkage rod, and the at least one positioning pin may pass through the socket and the fixing socket on the first linkage rod, so that the first linkage rod is fixed, the shielding door is fixed and cannot be opened, and when a source box is placed in the source guiding assembly, the shielding door is accidentally opened to cause leakage of the radioactive source.
Optionally, in an implementation manner of the present embodiment regarding the source guiding tank, as shown in fig. 1B, at least one lifting lug 109 is further disposed on an outer wall of the source guiding tank, and the at least one lifting lug 109 is used for lifting the source guiding tank.
When the lug that sets up on leading the source jar is a plurality of, the lug symmetry sets up in the both sides of leading source jar outer wall to make the process that leads the source jar is removed to the lug that sets up through the symmetry more safe and stable, avoid taking place the slope. In the process of hoisting the source guiding tank by the lifting lugs, the lifting lugs can be used for adjusting the posture of the source guiding tank, so that the moving process of the source guiding tank and the assembling process of the source guiding tank and other components are more convenient.
Optionally, as shown in fig. 1C, fig. 1C is a schematic structural diagram of a lifting assembly provided in the embodiment of the present application, wherein one end of the first link rod is provided with a first sliding groove 1010, the first connecting shaft is disposed in the first sliding groove 1010, and the first connecting shaft can move along the first sliding groove 1010, so that the shielding door can move along the limiting groove. Optionally, in an application scenario of this embodiment, the first sliding groove 1010 may further limit a moving position of the shielding door, so as to avoid that the moving amplitude of the moving door is too large and radioactive leakage occurs, and meanwhile, the first sliding groove 1010 may further avoid falling off in a process of using the first linkage rod 105 and the first connecting shaft 106, thereby improving safety. Of course, the embodiment is only described by taking an example to set the pulling structure in the guiding source assembly, and does not represent that the application is limited thereto.
Optionally, in an implementation manner of the present embodiment regarding a pull rod, as shown in fig. 2A, fig. 2A is a schematic structural diagram of a pull rod provided in the present embodiment, where the pull rod includes a first connecting rod 201 and a second connecting rod 202; of course, the tie rod in this embodiment may be a whole (i.e., not segmented) tie rod. It should be noted that, if the operation space is not enough, the pull rod is segmented into a plurality of connecting rods, and the pull rod is disassembled and assembled at any time as required to adjust the length of the pull rod. The pull rod can be further provided with a pin hole for fixing the pull rod on one side connected with the radiation source box when the pull rod is disassembled and assembled, so that the radiation source box is prevented from falling.
Wherein, a first end of the first connecting rod 201 can be provided with a pull handle or a pull ring 203, so as to control the use of the pull rod through the handle or the pull ring;
the second end of the first connecting rod 201 is fixedly connected with the first end of the second connecting rod 202, and the second end of the second connecting rod 202 is provided with a connecting structure 204 for connecting the radioactive source box.
Alternatively, the present embodiment illustrates an example of a connection manner of the first connecting rod and the second connecting rod, for example, a cylindrical protrusion may be further disposed at the second end of the first connecting rod, a surface of the protrusion is threaded, a first end of the second connecting rod is provided with a circular groove, a surface of the groove is also provided with a thread (i.e., a threaded blind hole), and the first connecting rod and the second connecting rod are fixedly connected by the thread of the protrusion and the groove.
In the process of lifting and moving the radiation source box by using the pull rod fixedly connected by the first connecting rod and the second connecting rod, in order to prevent the connection part of the first connecting rod and the second connecting rod from loosening, which results in the first connecting rod and the second connecting rod falling off, corresponding threaded holes can be arranged on the cylindrical convex block of the first connecting rod and the side surface of the circular groove of the second connecting rod, and the first connecting rod and the second connecting rod are reinforced by using a threaded connecting piece with the length smaller than the diameter of the pull rod through hole 105, so that the first connecting rod and the second connecting rod can be prevented from loosening and falling off in the using process, and the first connecting rod and the second connecting rod can be prevented from overturning in the operating process.
Optionally, in an implementation manner of the present embodiment regarding the drawbar, as shown in fig. 2B, fig. 2B is a schematic structural diagram of another drawbar provided in the embodiment of the present application, the drawbar further includes a first connection rod 201, a second connection rod 202, and at least one first extension rod 205, the at least one first extension rod 205 is located between the first connection rod 201 and the second connection rod 202, and the at least one first extension rod 205 is fixedly connected to the first connection rod 201 and the second connection rod 202.
The first end of the first connecting rod 201 is provided with a handle, the second end of the first connecting rod 201 is fixedly connected with the first end of the at least one first extension rod 205, the second end of the at least one first extension rod 205 is fixedly connected with the first end of the second connecting rod 202, and the second end of the second connecting rod 202 is provided with a connecting structure 204 for connecting the radiation source box.
The first extension rod is connected with the first connecting rod and the second connecting rod, so that the length of the pull rod is increased, a circular groove can be formed in the first end of the first extension rod, a cylindrical protruding block is arranged at the other end of the first extension rod, threads are also formed in the surfaces of the groove and the protruding block, corresponding threaded holes are formed in the protruding block and the groove, the threads on the surface of the groove in the first extension rod are matched with the threads on the protruding block at the second end of the first connecting rod, the first extension rod and the first connecting rod can be fixedly connected, and the first extension rod and the second connecting rod can be fixedly connected and the two first extension rods can also be connected, so that the length of the pull rod is increased; the anti-overturn reinforcement can also be performed by using a threaded connection piece with a length smaller than the diameter of the through hole 105 of the pull rod on the source guiding tank, so that the process of moving the radioactive source box by using the pull rod is safer, and of course, the connection mode of the first extension rod and the first connection rod, and the second connection rod is only described by way of example, and does not represent that the application is limited thereto.
Optionally, in an implementation manner of this embodiment, the source guiding assembly further includes a first pin, and the pull rod is provided with at least one pin hole adapted to the first pin, as shown in fig. 2C, fig. 2C is a schematic position diagram of the first pin 207 and the pin hole 206 provided in this embodiment of the present application, and the first pin 207 can pass through the at least one pin hole 206 on the pull rod, so that positions of the pull rod and the source guiding tank are relatively fixed, and the pull rod is prevented from accidentally moving downward during use, so that the source box is prevented from falling.
Optionally, in an embodiment of the present application, the source guiding assembly further includes a wrench, a wrench through hole is disposed on the source guiding tank, as shown in fig. 3A, fig. 3A is a schematic diagram of a position of the wrench through hole provided in the embodiment of the present application, the wrench through hole 301 and the pull rod through hole are located at the same end of the source guiding tank, and the wrench can extend into or be pulled out of the accommodating cavity of the source guiding tank through the wrench through hole 301;
optionally, in an implementation manner of the present embodiment regarding the wrench, as shown in fig. 3B, fig. 3B is a schematic structural diagram of the wrench provided in the embodiment of the present application, a first end of the wrench is provided with a handle 302, and a second end of the wrench is provided with a connecting structure 303 adapted to the radiation source box.
The spanner is used for splicing the two source boxes, and the two source boxes are spliced together by operating the spanner.
Optionally, in an implementation manner of the present embodiment regarding the source guiding tank, as shown in fig. 3A, the source guiding tank further includes a rotating sleeve 304, the rotating sleeve 304 is disposed at an end of the source guiding tank far away from the source guiding port, the rotating sleeve 304 is rotatably connected to an end of the source guiding tank far away from the source guiding port, and the pull rod through hole and the wrench through hole are disposed on the rotating sleeve 304.
During splicing of the radiation source cassettes using the wrench, the position of the wrench can be adjusted using the rotating sleeve to align the wrench with a structure on the source cassette that is connected to the wrench.
Optionally, in an implementation manner of the wrench of the present embodiment, as shown in fig. 3C, fig. 3C is a schematic structural diagram of another wrench provided in the embodiment of the present application, the wrench includes a third connecting rod 305 and a fourth connecting rod 306, a second end of the third connecting rod 305 is fixedly connected to a first end of the fourth connecting rod 306,
wherein, a first end of the third connecting rod 305 is provided with a handle, and a second end of the fourth connecting rod 306 is provided with a connecting structure matched with the radioactive source box.
Optionally, in another implementation manner of the wrench of the present embodiment, as shown in fig. 3D, fig. 3D is a schematic structural diagram of another wrench provided in the embodiment of the present application, the wrench further includes at least one second extension rod 307, a first end of the second extension rod 307 may be fixedly connected to a second end of the third connecting rod, a second end of the second extension rod may also be fixedly connected to a first end of the fourth connecting rod, and a first end of the second extension rod may also be fixedly connected to a second end of another second extension rod.
Wherein, the connected mode about third connecting rod and fourth connecting rod, the mode of third connecting rod and second extension rod, the mode of fourth connecting rod and second extension rod, can adopt head rod and second connecting rod, head rod and first extension rod, the same connected modes such as second connecting rod and first extension rod are connected, no longer give unnecessary details here, adopt this kind of connected mode, can make the production manufacturing process convenience more easy of pull rod and spanner in this application, more be fit for the volume production.
Optionally, in an implementation manner of the present application, a pull rod marking line may be further disposed on the first connecting rod, the second connecting rod, and the first extension rod, and when the first connecting rod is fixedly connected with the first extension rod, or the second connecting rod is fixedly connected with the second extension rod, whether the connection between the first connecting rod and the first extension rod, or the connection between the second connecting rod and the second extension rod, is loosened or turned over is determined according to a position of the pull rod marking line, so that the control process of the radiation source box by using the pull rod is safer.
Optionally, in an implementation manner of the present application, a marking line may be disposed on the third connecting rod, the fourth connecting rod, and the second extension rod, and when the third connecting rod is fixedly connected to the second extension rod, or the fourth connecting rod is fixedly connected to the second extension rod, whether the connection between the third connecting rod and the second extension rod is loose or not is determined by using the marking line, and whether the connection between the fourth connecting rod and the second extension rod is loose or not is determined, so that it is ensured that the process of controlling the radiation source box by using the wrench is safer.
Optionally, in an implementation manner of this embodiment, the source guiding assembly further includes a second plug and a second plug, the wrench is provided with at least one plug hole adapted to the second plug, and the second plug can pass through the plug hole of the wrench, so that the wrench and the source guiding tank are relatively fixed in position, and the wrench is prevented from accidentally sliding down during use.
Optionally, in an embodiment of the present application, as shown in fig. 4A, fig. 4A is a schematic structural diagram of another source guiding assembly provided in the embodiment of the present application, where the source guiding assembly further includes a shielding lead door 401 and a driving structure 402;
the shielding lead door 401 forms a passage from a first end of the shielding lead door to the other end far away from the first end, the passage is provided with a first opening 403 arranged at the first end of the shielding lead door and a second opening 404 arranged at the other end far away from the first end of the shielding lead door 401, the side surface of the shielding lead door 401 is provided with a third opening 405, a shielding block 406 is arranged in the passage between the first opening 403 and the second opening 404, and the shielding block 406 can move relative to the shielding lead door 401 along the direction far away from or close to the third opening 405 to close the passage or open the passage;
the driving structure 402 is connected with the shielding block 406, and the driving structure 402 can drive the shielding block 406 to move in the direction far away from and close to the third opening 405;
in the process of guiding the source, the shielding lead door is placed below the source guiding tank, and the first opening 403 of the shielding lead door 401 is opposite to the source guiding opening of the source guiding tank.
Optionally, in an implementation manner of the driving structure in this embodiment, the driving structure 402 may be a handle, or may be a driving assembly, as shown in fig. 4B, fig. 4B is a schematic structural diagram of a driving assembly and a lead-shielded door provided in this embodiment of the present application, where the driving assembly includes a second linkage 407, a second connection shaft 408, and a second support shaft 409;
the second linkage rod 407 is rotatably connected to a second support shaft 409, the second support shaft 408 is fixed to an outer wall of the screen lead door,
the shielding block 406 (not shown in fig. 4B) is connected to the second linkage 407 through the second connection shaft 408, and when the shielding block is moved, the shielding block can be moved away from or close to the third opening by moving the second linkage 407.
Optionally, in an implementation manner of this embodiment, one end of the second linkage rod 407 connected to the shielding block may further be provided with a second sliding slot 409, the second connecting shaft 408 is disposed in the second sliding slot 409, and the second connecting shaft 408 may move along the second sliding slot 409, so as to keep that when the shielding block is moved by using the second linkage rod 407, a moving track of the shielding block is on a straight line.
Optionally, in an implementation manner of the present application, the source guiding assembly further includes a shielding ring 410, and the shielding ring 410 is disposed at an outer side of a joint of the first opening of the shielding lead door and the source guiding opening of the source guiding tank, so as to ensure that the source guiding assembly can better prevent the radioactive source from leaking when guiding the source, and thus the source guiding assembly of the present application has better shielding performance in the use process.
Optionally, in an implementation manner of the present application, the source guiding assembly further includes at least one positioning pin and a fixing socket, the fixing socket is disposed on an outer wall of the shielding lead door, the socket is disposed on the second trace, and the at least one positioning pin can pass through the socket and the fixing socket on the second trace, so that the second trace cannot move, and the shielding lead door is prevented from being opened accidentally.
The present embodiment provides a source guiding assembly, including: the source guiding tank, the pull rod and the shielding door are arranged on the base; a containing cavity is formed inside the source guiding tank, a source guiding port and a pull rod through hole are formed in the source guiding tank, and the source guiding port and the pull rod through hole are respectively located at two ends of the source guiding tank; the pull rod extends into or out of the accommodating cavity of the source guiding tank through the pull rod through hole; the shielding door is positioned at a source guiding opening of the source guiding tank and can move relative to the source guiding opening, so that the source guiding opening is closed or opened. The utility model provides a lead source subassembly simple structure, convenient to use, shielding nature is good, the security is high.
Example II,
Based on the source guiding assembly provided in the first embodiment of the present application, the second embodiment of the present application provides a source guiding method, which details a process of guiding a source by using the source guiding assembly, and of course, this is only an exemplary description, and does not represent that the present application is limited thereto.
Firstly, placing a source storage tank storing a radioactive source box on the ground or other platforms;
secondly, butting a second opening of the shielding lead door with a source outlet of the source storage tank;
moving the source guide tank to the position above the shielding lead door, and butting a source guide opening of the source guide tank with the first opening of the shielding lead door;
fourthly, the pull rod extends into the source guiding tank through the pull rod through hole, and the wrench extends into the source guiding tank through the wrench through hole; if the source boxes need to be spliced, a wrench needs to extend into the shell through the wrench through hole to splice the source boxes.
Fifthly, moving a shielding block in the shielding lead door to open the shielding lead door and opening the shielding door so as to open the source guiding opening of the source guiding tank;
the pull rod extends into the source conveying tank through the source guide opening, the first opening, the channel and the second opening of the source guide tank, the pull rod is fixedly connected with the radiation source box through a connecting structure matched with one end of the pull rod and the radiation source box, and the radiation source box is pulled into the source guide tank of the source guide assembly from the source conveying tank by pulling the pull rod.
The expressions "first", "second", "said first" or "said second" used in various embodiments of the present disclosure may modify various components regardless of order and/or importance, but these expressions do not limit the respective components. The foregoing description is only for the purpose of distinguishing elements from other elements. For example, the first user equipment and the second user equipment represent different user equipment, although both are user equipment. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. A source assembly, comprising: the source guiding tank, the pull rod and the shielding door are arranged on the base;
an accommodating cavity is formed inside the source guiding tank, a source guiding port and a pull rod through hole are formed in the source guiding tank, and the source guiding port and the pull rod through hole are respectively located at two ends of the source guiding tank;
the pull rod extends into or out of the accommodating cavity of the source guide tank through the pull rod through hole;
the shielding door is arranged at a source guiding opening of the source guiding tank and can move relative to the source guiding opening, so that the source guiding opening is closed or opened.
2. The sourcing assembly of claim 1, further comprising a screen door drive assembly, the screen door drive assembly comprising: the first linkage rod, the first connecting shaft and the first support shaft are connected with the first connecting rod;
the first linkage rod is rotationally connected with the first support shaft, and the first support shaft is fixed on the outer wall of the source guiding tank;
the shielding door is connected with the first linkage rod through the first connecting shaft.
3. The source guiding assembly as claimed in claim 1, wherein the pull rod comprises a first connecting rod and a second connecting rod, one end of the first connecting rod and a first end of the second connecting rod are fixedly connected, and a second end of the second connecting rod is provided with a connecting structure for connecting a radioactive source box.
4. The source assembly of claim 1, wherein the tie bar comprises a first connecting bar, a second connecting bar, and at least one first extension bar;
the at least one extension rod is positioned between the first connecting rod and the second connecting rod and fixedly connected with the first connecting rod and the second connecting rod.
5. The source guiding assembly as claimed in claim 1, further comprising a wrench, wherein the source guiding tank is provided with a wrench through hole, the wrench through hole and the pull rod through hole are located at the same end of the source guiding tank, and the wrench can extend into or be pulled out of the accommodating cavity of the source guiding tank through the wrench through hole;
one end of the spanner is provided with a connecting structure matched with the radioactive source box.
6. The source guiding assembly as claimed in claim 5, wherein the source guiding tank further comprises a rotating sleeve, the rotating sleeve is disposed at an end of the source guiding tank away from the source guiding port, the rotating sleeve is rotatably connected with an end of the source guiding tank away from the source guiding port, and the pull rod through hole and the wrench through hole are disposed on the rotating sleeve.
7. The source assembly of claim 5, wherein the wrench comprises a third connecting rod and a fourth connecting rod;
one end of the third connecting rod is fixedly connected with the first end of the fourth connecting rod;
and the second end of the fourth connecting rod is provided with a connecting structure matched with the radioactive source box.
8. The source assembly of claim 7, wherein the wrench further comprises at least one second extension rod;
the at least one second extension rod is positioned between the third connecting rod and the fourth connecting rod, and the at least one second extension rod is fixedly connected with the third connecting rod and the fourth connecting rod.
9. The source assembly of claim 1, further comprising a shield lead door and a drive structure;
the shielding lead door forms a channel from a first end of the shielding lead door to the end far away from the first end, the channel is provided with a first opening arranged at the first end of the shielding lead door and a second opening arranged at the other end of the shielding lead door far away from the first end, a shielding block is arranged in the channel between the first opening and the second opening, and the shielding block can move relative to the shielding lead door to close the channel or open the channel;
the driving structure is connected with the shielding block, the shielding lead door is placed below the source guiding tank, and a first opening of the shielding lead door is opposite to a source guiding opening of the source guiding tank.
10. The source directing assembly of claim 9, further comprising a shield ring disposed outside of a junction of the first opening of the shield lead door and the source directing port of the source directing canister.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010567255.1A CN113813514A (en) | 2020-06-19 | 2020-06-19 | Source guiding assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010567255.1A CN113813514A (en) | 2020-06-19 | 2020-06-19 | Source guiding assembly |
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| Publication Number | Publication Date |
|---|---|
| CN113813514A true CN113813514A (en) | 2021-12-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010567255.1A Pending CN113813514A (en) | 2020-06-19 | 2020-06-19 | Source guiding assembly |
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| CN (1) | CN113813514A (en) |
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