CN114147712B - Remote control changer for radioactive source - Google Patents
Remote control changer for radioactive source Download PDFInfo
- Publication number
- CN114147712B CN114147712B CN202111450438.6A CN202111450438A CN114147712B CN 114147712 B CN114147712 B CN 114147712B CN 202111450438 A CN202111450438 A CN 202111450438A CN 114147712 B CN114147712 B CN 114147712B
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- Prior art keywords
- radioactive source
- fixedly arranged
- placing
- workbench
- fixing
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- 230000002285 radioactive effect Effects 0.000 title claims abstract description 95
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000007789 sealing Methods 0.000 claims description 14
- 230000005855 radiation Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 230000006378 damage Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/16—Programme controls
- B25J9/1679—Programme controls characterised by the tasks executed
- B25J9/1689—Teleoperation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/08—Gripping heads and other end effectors having finger members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Manipulator (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a remote control changer of a radioactive source, which comprises a workbench, wherein a movable assembly is fixedly arranged on the workbench, a mechanical gripper is fixedly arranged on the movable assembly, a placement position for placing a radioactive source chamber device is arranged at the end part of the workbench, and a fixing mechanism for fixing the radioactive source chamber device is fixedly arranged on the workbench; the radioactive source chamber device is internally provided with a chamber for placing a radioactive source, the chamber is fixedly provided with a drawing mechanism, and the drawing mechanism is internally provided with a containing chamber for storing the radioactive source. According to the radioactive source remote control changer, the radioactive source in the radioactive source room device is taken and placed through the remote control moving assembly and the mechanical gripper, so that the problem that a special person is used for taking and placing the radioactive source at present is solved, the whole taking and placing process is simple and easy to operate, the safety and reliability are realized, the taking and placing cost is low, a large amount of popularization can be realized, and great economic benefits are brought to society.
Description
Technical Field
The invention belongs to the technical field of logging, and particularly relates to a radioactive source remote control changer.
Background
The radioactive source logging is one of important geophysical detection methods, can detect the porosity of a bottom layer, distinguish the fluid property and judge the rock property, and the like, plays a very important role in ensuring that drilling work is smoothly carried out, and can cause the following radioactive environmental problems in the radioactive source logging process:
(1) The method comprises the steps of causing certain radiation influence to the surrounding environment and radiation staff;
(2) The use and management errors of the radioactive source can cause serious radiation safety accidents;
at present, a radioactive source is usually stored in a radioactive source room device, the outer wall of the radioactive source room device is gradually thinned due to long-term use, the radioactive source room device needs to be replaced, and the radioactive source is taken out from the radioactive source room; at present, when a radioactive source room device is replaced, a radioactive source is required to be manually taken and placed, the radioactive source is exposed in an external environment in the taking and placing process, so that great harm is caused to personnel, and in addition, the labor cost and the steps in the taking and placing process are high; thus, there is a need for a remote source control changer.
Disclosure of Invention
In view of the above, the present invention aims to provide a remote control changer for a radioactive source, so as to solve the problems that the radioactive source can only be manually taken and placed at present, which causes great damage to the body and has high taking and placing cost.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
the remote control changer for the radioactive source comprises a workbench, wherein a movable assembly is fixedly arranged on the workbench, a mechanical gripper is fixedly arranged on the movable assembly, a placement position for placing the radioactive source chamber device is arranged at the end part of the workbench, and a fixing mechanism for fixing the radioactive source chamber device is fixedly arranged on the workbench;
the radioactive source chamber device is internally provided with a chamber for placing a radioactive source, the chamber is fixedly provided with a drawing mechanism, and the drawing mechanism is internally provided with a containing chamber for storing the radioactive source.
Further, the moving assembly comprises two groups of sliding rails which are arranged in parallel, a sliding support is arranged on the sliding rails in a sliding mode, a mounting plate is fixedly arranged on the sliding support, and the mechanical gripper is fixedly arranged on the mounting plate;
the automatic feeding device comprises a workbench, and is characterized by further comprising an air cylinder, wherein the air cylinder is positioned between the two groups of sliding rails and fixedly installed at the end part of the workbench through a fixing bracket, and the output shaft end of the air cylinder is fixedly connected with a mounting plate.
Further, a boss is arranged at one end of the workbench far away from the cylinder in an upward extending way, and a first placing groove for placing a radioactive source chamber device and a second placing groove for placing a radioactive source are arranged on the boss;
the fixing mechanism comprises a support frame, the support frame is fixedly arranged on the boss, the support frame is positioned on one side of the first placing groove, a through hole is formed in a support plate of the support frame, and a fixing piece for fixing the radioactive source chamber device is correspondingly arranged in the through hole.
Further, the fixing piece comprises a supporting rod, the supporting rod is correspondingly arranged in the through hole, a limiting plate is fixedly arranged at the end part of one end of the supporting rod, which is far away from the first placing groove, a fixing plate is fixedly arranged at the end part of one end of the supporting rod, which is close to the first placing groove, clamping plates are fixedly arranged on the outer wall of the fixing plate, the number of the clamping plates is two, the two groups of clamping plates are arranged in parallel, and a fixing position for clamping the radioactive source chamber device is formed between the two groups of clamping plates;
the support rod is sleeved with a first spring, one end of the first spring is fixedly connected with the fixing plate, and the other end of the first spring is fixedly connected with the support plate of the support frame.
Further, the entrance to a cave department of cavern is equipped with two sets of limit notch, and two sets of limit notch set up relatively, and every limit notch of group includes the spout, and the spout is arc structure, and the one end of spout extends outward to the entrance to a cave and runs through there is the slot, and the other end of spout also extends outward to the entrance to a cave and has the spacing groove, slot, spout and spacing groove communicate in proper order.
Further, the opening of the cavity is also provided with a limiting hole, the limiting hole is communicated with the cavity, and the aperture of the limiting hole is larger than that of the cavity.
Further, the drawing mechanism comprises a barrel, an opening is formed in the top of the barrel, the radioactive source is correspondingly placed in the barrel, a second spring is fixedly arranged at one end of the barrel, the other end of the second spring is fixedly arranged in a cavity of the radioactive source chamber device, a connecting rod is fixedly arranged at the other end of the barrel, the connecting rod is of a cylindrical structure, a sealing disc is fixedly arranged at the end part of the connecting rod, and the sealing disc is correspondingly arranged in the limiting hole;
two groups of limit blocks are fixedly arranged on the outer wall of the connecting rod, the two groups of limit blocks are symmetrically arranged, and the end parts of each group of limit blocks are arc-shaped structures.
Further, a handle is fixedly arranged on the outer wall of the sealing disc.
Compared with the prior art, the remote control changer for the radioactive source has the following beneficial effects:
(1) According to the radioactive source remote control changer, the radioactive source in the radioactive source room device is taken and placed through the remote control moving assembly and the mechanical gripper, so that the problem that the radioactive source is taken and placed through special personnel at present is solved, the whole taking and placing process is simple and easy to operate, safe and reliable, the taking and placing cost is low, a large amount of popularization can be carried out, and great economic benefits are brought to society;
(2) According to the remote control changer for the radioactive source, the drawing mechanism is arranged in the radioactive source chamber device in a sliding mode, the drawing mechanism is elastically connected with the radioactive source chamber device, and the problem that irrecoverable physical and mental damage is caused to a worker at present due to the fact that the sealing plug is taken down through a handheld device of the worker and then the radioactive source is pinched out by the handheld tweezers is solved by the aid of limiting clamping between the limiting block and the limiting notch; the changer is simple in structure and can conveniently and rapidly eject the radioactive source from the cavity of the radioactive source chamber device.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of a remote control changer for a radioactive source according to an embodiment of the present invention;
FIG. 2 is a schematic view of a second angle structure of a remote control changer for a radioactive source according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a fixing mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic view of a source chamber arrangement according to an embodiment of the present invention;
FIG. 5 is a schematic view showing a detailed structure of an orifice of a radioactive source room device according to an embodiment of the present invention;
fig. 6 is a schematic view of a limit slot structure according to an embodiment of the present invention;
FIG. 7 is a schematic view of a first angle structure of a drawing mechanism according to an embodiment of the present invention;
fig. 8 is a schematic view of a second angle structure of the drawing mechanism according to an embodiment of the invention.
Reference numerals illustrate:
1-a workbench; 101-a boss; 102-placing groove I; 103-placing a second groove; 2-a moving assembly; 201-a slide rail; 202-sliding support; 203-mounting plates; 204-cylinder; 205-fixing a bracket; 3-a mechanical gripper; 4-a fixing mechanism; 401-supporting frames; 402-a fixture; 4021-a support bar; 4022—a limiting plate; 4023-a stationary plate; 4024-a detent plate; 4025-spring one; 5-radioactive source chamber means; 501-chamber; 502-limit notch; 5021-sliding grooves; 5022-slots; 5023-limiting groove; 503-limiting holes; 6-a drawing mechanism; 601-a cylinder; 602-spring two; 603-connecting rods; 604-limiting blocks; 605-sealing disc; 606-handle.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
The remote control changer for the radioactive source comprises a workbench 1, wherein a movable assembly 2 is fixedly arranged on the workbench 1, a mechanical gripper 3 is fixedly arranged on the movable assembly 2, a placement position for placing a radioactive source room device 5 is arranged at the end part of the workbench 1, and a fixing mechanism 4 for fixing the radioactive source room device 5 is fixedly arranged on the workbench 1; the mechanical gripper 3 is connected with a PLC control system, a worker remotely controls the mechanical gripper 3 to work, the mechanical gripper is flexible and convenient, the PLC control system adopted in the patent is the existing mature technology, and the patent application does not improve the mechanical gripper, so that further description is not needed in the patent;
the radioactive source chamber device 5 is internally provided with a chamber 501 for placing a radioactive source, the chamber 501 is fixedly provided with a drawing mechanism 6, and the drawing mechanism 6 is internally provided with a containing chamber for storing the radioactive source.
The moving assembly 2 comprises two groups of sliding rails 201 which are arranged in parallel, a sliding support 202 is arranged on the sliding rails 201 in a sliding manner, a mounting plate 203 is fixedly arranged on the sliding support 202, and the mechanical gripper 3 is fixedly arranged on the mounting plate 203;
the automatic feeding device further comprises an air cylinder 204, wherein the air cylinder 204 is positioned between the two groups of sliding rails 201, the air cylinder 204 is fixedly arranged at the end part of the workbench 1 through a fixed bracket 205, and the output shaft end of the air cylinder 204 is fixedly connected with the mounting plate 203; the cylinder 204 is connected with a PLC control system, and through setting up the moving assembly 2, the working personnel remotely controls the cylinder 204 to stretch out and draw back, and controls the mechanical gripper 3 to move along the sliding rail.
One end of the workbench 1 far away from the air cylinder 204 is provided with a boss 101 in an upward extending mode, and the boss 101 is provided with a first placing groove 102 for placing the radioactive source chamber device 5 and a second placing groove 103 for placing the radioactive source;
the fixing mechanism 4 comprises a support 401, the support 401 is fixedly arranged on the boss 101, the support 401 is positioned on one side of the first placing groove 102, through holes are formed in a support plate of the support 401, and fixing pieces 402 for fixing the radioactive source chamber device 5 are correspondingly arranged in the through holes.
The fixing piece 402 comprises a supporting rod 4021, the supporting rod 4021 is correspondingly arranged in the through hole, a limiting plate 4022 is fixedly arranged at the end part of one end, far away from the first placing groove 102, of the supporting rod 4021, a fixing plate 4023 is fixedly arranged at the end part of one end, close to the first placing groove 102, of the supporting rod 4021, clamping plates 4024 are fixedly arranged on the outer wall of the fixing plate 4023, the number of the clamping plates 4024 is two, the two groups of clamping plates 4024 are arranged in parallel, and a fixing position for clamping the radioactive source chamber device 5 is formed between the two groups of clamping plates 4024;
the support rod 4021 is sleeved with a first spring 4025, one end of the first spring 4025 is fixedly connected with the fixing plate 4023, the other end of the first spring 4025 is fixedly connected with the support plate, the radioactive source chamber device 5 is placed in the first placing groove 102, the mechanical gripper 3 operates the support rod 4021, the radioactive source chamber device 5 is limited by the aid of acting force of the first spring 4025, and the radioactive source chamber device 5 is fixed by the aid of the clamping plate 4024.
Two groups of limiting notches 502 are formed in the opening of the cavity 501, the two groups of limiting notches 502 are oppositely arranged, each group of limiting notches 502 comprises a sliding groove 5021, each sliding groove 5021 is of an arc-shaped structure, one end of each sliding groove 5021 extends outwards from the opening and penetrates through each slot 5022, a limiting groove 5023 extends outwards from the opening and is formed in the other end of each sliding groove 5021, each slot 5022, each sliding groove 5021 and each limiting groove 5023 are sequentially communicated, the end of each drawing mechanism 6 is fixedly connected with a radioactive source room device 5 through a spring II 602, when a radioactive source needs to be taken out, an operator remotely operates the mechanical gripper 3, the mechanical gripper 3 pulls a handle 606 and rotates along the limiting notch 502, the limiting block 604 rotates from the position of each limiting groove 5023 to the position of each slot 5022 along the corresponding sliding groove 5021, the cylinder 601 is ejected out of the cavity due to the acting force of the spring II 602, and the operator manipulates the mechanical gripper 3 to place the radioactive source into the placing groove II 103; after the radioactive source chamber device 5 is replaced, the fixing mechanism 4 is matched, the mechanical gripper 3 is operated to place the radioactive source in the barrel 601, the mechanical gripper 3 is operated to compress the barrel 601 into the chamber along the slot 5022, the mechanical gripper 3 rotates the drawing mechanism 6 to rotate the limiting block 604 into the limiting groove 5023 along the sliding groove 5021, at the moment, the drawing mechanism 6 is limited into the chamber 501, the radioactive source is taken and placed, and the radioactive source is taken and placed by workers.
The opening of the cavity 501 is also provided with a limiting hole 503, the limiting hole 503 is communicated with the cavity 501, the aperture of the limiting hole 503 is larger than that of the cavity 501, the aperture of the limiting hole 503 is correspondingly equal to that of the sealing disc 605, the sealing disc 605 is correspondingly arranged in the limiting hole 503, and the radioactive source can be sealed in the cavity.
The drawing mechanism 6 comprises a cylinder 601, an opening is formed in the top of the cylinder 601, a radioactive source is correspondingly placed in the cylinder 601, a second spring 602 is fixedly arranged at one end of the cylinder 601, the other end of the second spring 602 is fixedly arranged in the cavity 501 of the radioactive source chamber device 5, a connecting rod 603 is fixedly arranged at the other end of the cylinder 601, the connecting rod 603 is of a cylindrical structure, a sealing disc 605 is fixedly arranged at the end of the connecting rod 603, and the sealing disc 605 is correspondingly arranged in the limiting hole 503; because the radioactive source has stronger radioactivity and is completely exposed outside, when the radioactive source chamber device 5 is replaced, great physical injury is caused to operators, the radioactive source is placed in the storage chamber by arranging the drawing mechanism 6 in the cavity and arranging the storage chamber in the drawing mechanism 6, the drawing mechanism 6 utilizes the acting force of the spring II 602 to be matched with the limit notch 502 through the limit block 604, so that the radioactive source can be conveniently and quickly taken out, and the problems that the existing sealing plug is in threaded connection with the radioactive source chamber device 5 and is troublesome when the radioactive source is stored are solved;
the outer wall of connecting rod 603 is fixed and is provided with two sets of limit piece 604, and two sets of limit piece 604 symmetry set up, and the tip of every limit piece 604 of group is the arc structure, and this technical scheme sets up the arc structure with the tip of stopper 604, and the stopper 604 rotation block of being convenient for is in limit notch 502, avoids appearing the card condition in the rotation process.
The outer wall of the sealing disk 605 is fixedly provided with a handle 606, and the mechanical gripper 3 is convenient to grasp and the drawing mechanism 6 is convenient to operate by arranging the handle 606.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (2)
1. A radiation source remote control changer, characterized in that: the radioactive source room device comprises a workbench (1), wherein a movable assembly (2) is fixedly arranged on the workbench (1), a mechanical gripper (3) is fixedly arranged on the movable assembly (2), a placement position for placing the radioactive source room device (5) is arranged at the end part of the workbench (1), and a fixing mechanism (4) for fixing the radioactive source room device (5) is fixedly arranged on the workbench (1);
a cavity (501) for placing the radioactive source is arranged in the radioactive source chamber device (5), a drawing mechanism (6) is fixedly arranged in the cavity (501), and a containing cavity for storing the radioactive source is arranged in the drawing mechanism (6);
the moving assembly (2) comprises two groups of sliding rails (201) which are arranged in parallel, a sliding support (202) is arranged on the sliding rails (201) in a sliding mode, a mounting plate (203) is fixedly arranged on the sliding support (202), and the mechanical gripper (3) is fixedly arranged on the mounting plate (203);
the automatic feeding device further comprises an air cylinder (204), wherein the air cylinder (204) is positioned between the two groups of sliding rails (201), the air cylinder (204) is fixedly arranged at the end part of the workbench (1) through a fixed bracket (205), and the output shaft end of the air cylinder (204) is fixedly connected with the mounting plate (203);
one end of the workbench (1) far away from the air cylinder (204) is provided with a boss (101) in an upward extending mode, and the boss (101) is provided with a first placing groove (102) for placing a radioactive source chamber device (5) and a second placing groove (103) for placing a radioactive source;
the fixing mechanism (4) comprises a support frame (401), the support frame (401) is fixedly arranged on the boss (101), the support frame (401) is positioned on one side of the first placing groove (102), a through hole is formed in the support frame (401), and a fixing piece (402) for fixing the radioactive source chamber device (5) is correspondingly arranged in the through hole;
the fixing piece (402) comprises a supporting rod (4021), the supporting rod (4021) is correspondingly arranged in the through hole, a limiting plate (4022) is fixedly arranged at the end part of one end of the supporting rod (4021) far away from the first placing groove (102), a fixing plate (4023) is fixedly arranged at the end part of one end of the supporting rod (4021) close to the first placing groove (102), clamping plates (4024) are fixedly arranged on the outer wall of the fixing plate (4023), the number of the clamping plates (4024) is two, the two groups of clamping plates (4024) are arranged in parallel, and a fixing position for clamping the radioactive source chamber device (5) is formed between the two groups of clamping plates (4024);
a first spring (4025) is sleeved on the support rod (4021), one end of the first spring (4025) is fixedly connected with the fixed plate (4023), and the other end of the first spring (4025) is fixedly connected with the support plate of the support frame (401);
two groups of limit notch (502) are arranged at the opening of the cavity (501), the two groups of limit notch (502) are oppositely arranged, each group of limit notch (502) comprises a chute (5021), each chute (5021) is of an arc-shaped structure, one end of each chute (5021) extends outwards from the opening and penetrates through each chute (5022), the other end of each chute (5021) also extends outwards from the opening and is provided with a limit groove (5023), and each chute (5022), each chute (5021) and each limit groove (5023) are sequentially communicated;
a limiting hole (503) is further formed in the opening of the cavity (501), the limiting hole (503) is communicated with the cavity (501), and the aperture of the limiting hole (503) is larger than that of the cavity (501);
the drawing mechanism (6) comprises a barrel (601), an opening is formed in the top of the barrel (601), a radioactive source is correspondingly placed in the barrel (601), a second spring (602) is fixedly arranged at one end of the barrel (601), the other end of the second spring (602) is fixedly arranged in a cavity (501) of a radioactive source room device (5), a connecting rod (603) is fixedly arranged at the other end of the barrel (601), the connecting rod (603) is of a cylindrical structure, a sealing disc (605) is fixedly arranged at the end of the connecting rod (603), and the sealing disc (605) is correspondingly arranged in a limiting hole (503);
two groups of limiting blocks (604) are fixedly arranged on the outer wall of the connecting rod (603), the two groups of limiting blocks (604) are symmetrically arranged, and the end parts of each group of limiting blocks (604) are arc-shaped structures.
2. The radiation source remote control changer of claim 1, wherein: a handle (606) is fixedly arranged on the outer wall of the sealing disc (605).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111450438.6A CN114147712B (en) | 2021-11-29 | 2021-11-29 | Remote control changer for radioactive source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111450438.6A CN114147712B (en) | 2021-11-29 | 2021-11-29 | Remote control changer for radioactive source |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114147712A CN114147712A (en) | 2022-03-08 |
| CN114147712B true CN114147712B (en) | 2023-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111450438.6A Active CN114147712B (en) | 2021-11-29 | 2021-11-29 | Remote control changer for radioactive source |
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| Country | Link |
|---|---|
| CN (1) | CN114147712B (en) |
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