CN212575466U - Source guiding assembly - Google Patents
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- CN212575466U CN212575466U CN202021158130.5U CN202021158130U CN212575466U CN 212575466 U CN212575466 U CN 212575466U CN 202021158130 U CN202021158130 U CN 202021158130U CN 212575466 U CN212575466 U CN 212575466U
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Abstract
The utility model provides a lead source subassembly, include: 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 utility model relates to a radiotherapy technical field especially relates to a guide source subassembly.
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.
SUMMERY OF THE UTILITY MODEL
In view of this, one of the technical problems solved by the present invention is to provide a source guiding assembly, which can conveniently replace or install a radioactive source.
The utility model provides a lead source subassembly, include: 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 invention, the pull rod includes a first connecting rod and a second connecting rod, one end of the first connecting rod is fixedly connected to 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 invention, the pull 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 invention, the source guiding assembly further includes a wrench, a wrench through hole is disposed on 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, the utility model discloses an in the embodiment, lead the source jar and still include the swivel sleeve, the swivel sleeve setting is kept away from the one end of leading the source mouth on leading the source jar, and the swivel sleeve is connected with the one end jar body rotation of keeping away from leading the source mouth on leading the source jar, and pull rod through-hole and spanner through-hole set up on the swivel sleeve.
Optionally, in an embodiment of the present invention, the wrench includes a third connecting rod and a fourth connecting rod, and a first end of the third connecting rod is fixedly connected to a second end of the second connecting rod;
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 invention, 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 to the third connecting rod, and the fourth connecting rod.
Optionally, in an embodiment of the present invention, 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 invention, the source guiding assembly further includes a shielding ring, and the shielding ring is disposed outside a connection between the first opening of the shielding lead door and the source guiding opening of the source guiding tank.
The utility model provides a lead source subassembly, include: 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 discloses 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 invention;
fig. 1B is a schematic structural diagram of another source guiding assembly according to an embodiment of the present invention;
fig. 1C is a schematic view of a connecting rod structure according to an embodiment of the present invention;
fig. 2A is a schematic structural view of a pull rod according to an embodiment of the present invention;
fig. 2B is a schematic structural view of another pull rod provided by the embodiment of the present invention
Fig. 2C is a schematic diagram of a position of a first pin and a pin hole according to an embodiment of the present invention;
fig. 3A is a schematic view of a wrench through hole according to an embodiment of the present invention;
fig. 3B is a schematic structural diagram of a wrench according to an embodiment of the present invention;
fig. 3C is a schematic structural diagram of another wrench according to an embodiment of the present invention;
fig. 3D is a schematic structural diagram of another wrench according to an embodiment of the present invention;
fig. 4A is a schematic structural diagram of another source guiding assembly according to an embodiment of the present invention;
fig. 4B is a schematic structural diagram of a driving assembly and a shielding lead door according to an embodiment of the present invention.
Detailed Description
The following describes the implementation of the present invention with reference to the drawings of the embodiments of the present invention.
The first embodiment,
The utility model provides a lead source subassembly, as shown in FIG. 1A, FIG. 1A is the embodiment of the utility model provides a lead structure schematic diagram of source subassembly, this lead source subassembly 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 disposed in the embodiment to limit the moving position of the shield door, and the embodiment is only to illustrate the manner of limiting the moving position of the shield door, and the present invention is not limited thereto.
Optionally, in an implementation manner of the present embodiment regarding the source guiding assembly, the source guiding assembly further includes a lifting structure, where the lifting structure is fixedly connected to the shield door to facilitate a user to move the shield door through the lifting structure, and the lifting structure may be a handle or a tie assembly, for example, as shown in fig. 1B, fig. 1B is a schematic structural diagram of another source guiding assembly provided by an embodiment of the present invention, and the lifting 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 by an embodiment of the present invention, wherein one end of the first link rod is provided with a first chute 1010, and the first connecting shaft is disposed in the first chute 1010 and can move along the first chute 1010, so that the shield 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 described here by only taking an example to provide the pull-up structure in the guiding source assembly, and the invention is not limited thereto.
Optionally, in an implementation manner of the pull rod in the present embodiment, as shown in fig. 2A, fig. 2A is a schematic structural diagram of a pull rod provided in an embodiment of the present invention, 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 composed of the first connecting rod and the second connecting rod which are fixedly connected, in order to prevent the connection part of the first connecting rod and the second connecting rod from loosening, the first connecting rod and the second connecting rod are led to fall off, corresponding threaded holes can be arranged on the cylindrical lug of the first connecting rod and the side surface of the circular groove of the second connecting rod, and the threaded connecting piece with the length smaller than the diameter of the through hole 105 of the pull rod is utilized to reinforce the first connecting rod and the second connecting rod, so that the first connecting rod and the second connecting rod can be prevented from loosening and falling off in the using process and can be prevented from overturning in the operating process.
Optionally, in an implementation manner of the present embodiment regarding the pull rod, as shown in fig. 2B, fig. 2B is a schematic structural diagram of another pull rod provided by an embodiment of the present invention, the pull rod further includes a first connecting rod 201, a second connecting rod 202, and at least one first extension rod 205, the at least one first extension rod 205 is located between the first connecting rod 201 and the second connecting rod 202, and the at least one first extension rod 205 is fixedly connected to the first connecting rod 201, and the second connecting 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 screw connection piece with the length smaller than the diameter of the through hole 105 of the pull rod on the source guiding tank can be used for reinforcing the source guiding tank in an anti-overturning way, 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, the first connecting rod and the second connecting rod is only illustrated in a row mode, and the utility model is not limited to the above.
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 the embodiment of the present invention, the first pin 207 can pass through the at least one pin hole 206 on the pull rod, so that the positions of the pull rod and the source guiding tank are relatively fixed, and the pull rod is prevented from accidentally moving down in the using process, so that the source box is prevented from falling.
Optionally, in an embodiment of the present invention, 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 an embodiment of the present invention, 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 by the embodiment of the present invention, 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 present embodiment regarding the wrench, as shown in fig. 3C, fig. 3C is a schematic structural diagram of another wrench provided by an embodiment of the present invention, 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 present embodiment regarding the wrench, as shown in fig. 3D, fig. 3D is a schematic structural diagram of another wrench provided by the embodiment of the present invention, 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 mode about the connected mode of third connecting rod and fourth connecting rod, third connecting rod and second extension rod, the mode of fourth connecting rod and second extension rod can adopt same connected modes such as head rod and second connecting rod, head rod and first extension rod, second connecting rod and first extension rod to connect, and here is no longer repeated, adopts this kind of connected mode, can make the utility model discloses the production manufacturing process of well pull rod and spanner is more convenient easy, more is fit for the volume production.
Optionally, the utility model discloses an in an implementation, can also be provided with the pull rod mark line on head rod, second connecting rod, first extension rod, at head rod and first extension rod fixed connection, or during second connecting rod and second extension rod fixed connection, whether the junction of head rod and first extension rod or second connecting rod and second extension rod produces not hard up or upset according to the position determination of pull rod mark line to make and utilize the pull rod to the control process safety more of radiation source casket.
Optionally, the utility model discloses an among the implementation, can be provided with the mark line on third connecting rod, fourth connecting rod, second extension rod, at third connecting rod and second extension rod fixed connection, or during fourth connecting rod and second extension rod fixed connection, utilize this mark line to confirm whether the junction produces not hard up between third connecting rod and the second extension rod to and whether the junction produces not hard up or upset between fourth connecting rod and the second extension rod, guarantee that the process through spanner control radiation source casket 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 invention, as shown in fig. 4A, fig. 4A is a schematic structural diagram of another source guiding assembly provided in an embodiment of the present invention, 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 shielding door provided in an embodiment of the present invention, where the driving assembly includes a second linkage 407, a second connecting shaft 408, and a second supporting 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, the utility model discloses an among the implementation, the source subassembly of leading still includes shielding ring 410, and shielding ring 410 sets up in the outside of shielding lead door's first opening and the source jar source mouth junction of leading to guarantee to lead the source subassembly can be better when leading the source prevent that the radiation source from leaking, make the utility model discloses a have better shielding nature in the source subassembly use.
Optionally, the utility model discloses an among the implementation, lead source subassembly still includes at least one location bolt and a fixed socket, and fixed socket sets up on the outer wall of shielding plumbous door, is provided with the socket on the second trace, and at least one location bolt can pass socket and fixed socket on the second trace for the second trace can not remove, prevents that shielding plumbous door accident from opening.
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 discloses a lead source subassembly simple structure, convenient to use, shielding nature is good, the security is high.
Example II,
Based on the utility model discloses the embodiment one provides a lead source subassembly, the utility model provides a second provides a lead source method, and the process that the source was led in the use of above-mentioned lead source subassembly is carried out to the detailed description, and of course, here is exemplary explanation only, does not represent the utility model discloses be limited to this.
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 invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
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 |
|---|---|---|---|
| CN202021158130.5U CN212575466U (en) | 2020-06-19 | 2020-06-19 | Source guiding assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113813514A (en) * | 2020-06-19 | 2021-12-21 | 西安大医集团股份有限公司 | Source guiding assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113813514A (en) * | 2020-06-19 | 2021-12-21 | 西安大医集团股份有限公司 | Source guiding assembly |
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