CN114023466A - Automatic transfer device of sample - Google Patents
Automatic transfer device of sample Download PDFInfo
- Publication number
- CN114023466A CN114023466A CN202111349979.XA CN202111349979A CN114023466A CN 114023466 A CN114023466 A CN 114023466A CN 202111349979 A CN202111349979 A CN 202111349979A CN 114023466 A CN114023466 A CN 114023466A
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- China
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- sample
- cylinder body
- transfer device
- turntable
- inlet
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21B—FUSION REACTORS
- G21B1/00—Thermonuclear fusion reactors
- G21B1/25—Maintenance, e.g. repair or remote inspection
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G51/00—Conveying articles through pipes or tubes by fluid flow or pressure; Conveying articles over a flat surface, e.g. the base of a trough, by jets located in the surface
- B65G51/02—Directly conveying the articles, e.g. slips, sheets, stockings, containers or workpieces, by flowing gases
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- 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
- Y02E30/10—Nuclear fusion reactors
Abstract
The invention belongs to the technical field of fusion reactors, and particularly relates to an automatic sample transfer device. The device comprises a cylinder body, a cover plate fixedly connected with the cylinder body and positioned above the cylinder body, a driving gas pipeline and a sample inlet and outlet pipeline which are communicated with the cylinder body, and a sample turntable, a transmission shaft and a rotating motor for driving a rotating shaft which are arranged in the cylinder body; the sample turntable is provided with a sunken hole as a sample bin, an activated sample is placed in the sample turntable, the center of the bottom of the sample bin extends downwards along the axial direction to process a pore channel, the driving gas pipeline is communicated with the pore channel, and the sample inlet and outlet pipeline is communicated with the sample bin; the sample turntable and the cylinder body are coaxial. The device can realize effectively activating the sample and transporting, and whole equipment has guaranteed that the structure is reliable sealed by flange, cylinder body, apron formation sealed cavity, and through integrated processing shaping, its corrosion resistance especially resistant atmospheric corrosion nature obviously promotes, and the performance is better under high temperature strength.
Description
Technical Field
The invention belongs to the technical field of fusion reactors, and particularly relates to an automatic sample transfer device.
Background
An International Thermonuclear Experimental Reactor (ITER) is an international cooperative research project for verifying the scientific and technical feasibility of fusion energy. An important function of ITER is to test a tritium-producing blanket experiment module, and the main aim of the ITER is to verify the experiment and obtain the related technology of tritium breeding, which is very important for developing a fusion experiment demonstration reactor in the future. China as an ITER participant will test chinese helium cold ceramic breeder test clad module (HCCB TBM) at window No. 18.
The self-sufficiency of tritium is realized through beryllium tritium multiplication region to HCCB TBM, and NAS (neutron activation system) is an auxiliary system of HCCB TBS, and NAS's main equipment includes: the device comprises a transfer device, a loader, a counting station, a storage box, a disposal box and the like, wherein the transfer device is one of important equipment of the NAS system, and the successful design and development of the transfer device are very important for the successful operation of the NAS system. NAS devices are located in buildings 14-L2-24 and 11-L1-C18(AEU), the main purpose is to measure the neutron flux of HCCB-TBM beryllium tritium breeding areas, and currently NAS has performed accurate measurement of neutron yield on JET and TFTR, which proves the importance of neutron activation technology.
Disclosure of Invention
The invention aims to provide an automatic sample transfer device, which is relatively simple in structure and capable of effectively transferring an activated sample aiming at a neutron activation system.
The technical scheme of the invention is as follows:
an automatic sample transfer device comprises a cylinder body, a cover plate fixedly connected with the cylinder body and positioned above the cylinder body, a driving gas pipeline and a sample inlet and outlet pipeline which are communicated with the cylinder body, and a sample turntable, a transmission shaft and a rotating motor for driving a rotating shaft which are arranged in the cylinder body; the sample turntable is provided with a sunken hole as a sample bin, an activated sample is placed in the sample turntable, the center of the bottom of the sample bin extends downwards along the axial direction to process a pore channel, the driving gas pipeline is communicated with the pore channel, and the sample inlet and outlet pipeline is communicated with the sample bin; the sample turntable and the cylinder body are coaxial.
N sunk holes are uniformly processed in the circumferential direction of the sample turntable to serve as sample bins, and a pore channel is downwards processed in the center of the bottom of each sample bin; the number of the sample inlet and outlet pipelines is N, and the sample inlet and outlet pipelines are uniformly distributed on the cover plate along the circumferential direction; the number of the driving gas pipelines is N, and the driving gas pipelines are arranged below the cylinder body along the circumferential direction; the pore channel, the sample bin, the sample inlet and outlet pipeline and the driving gas pipeline correspond to each other in the circumferential direction.
The cylinder body is disc-shaped at the upper part, the lower part of the cylinder body protrudes out of a rotating motor used for installing a transmission shaft and driving a rotating shaft, and the whole cylinder body is hollow.
The outer diameter of the sample rotating disc is smaller than the inner diameter of the disc at the upper part of the cylinder body, the height of the sample rotating disc is smaller than that of the disc at the upper part of the cylinder body, and gaps are formed between the side walls, the upper surface and the lower surface of the sample rotating disc.
And a sealing ring III and a sealing ring IV are arranged in a gap between the sample turntable and the upper surface of the cylinder body, and the cross-sectional positions of all sample inlet and outlet pipelines and the sample bin are positioned between the sealing ring III and the sealing ring IV when viewed from the overlooking direction.
And a sealing ring I and a sealing ring II are arranged in a gap between the sample turntable and the lower surface of the cylinder body, and the cross sections of all the driving gas pipelines and the pore passages are positioned between the sealing ring I and the sealing ring II1 when viewed from the overlooking direction.
All sealing rings are connected with the contact surface of the sample turntable in a sliding way.
The cover plate is fixedly connected with the cylinder body through a flange I, the flange I is uniformly distributed on the circumferential direction of the outer side of the cover plate, and the cover plate is fixedly clamped.
And a flange III is mounted at the bottom of the driving gas pipeline, and a flange II is mounted at the top of the sample inlet and outlet pipeline.
And a sensor is arranged on the outer wall of the sample inlet and outlet pipeline.
The cover plate, the cylinder body, all the flanges, the sample inlet and outlet pipeline, the driving gas pipeline, the sample turntable and the transmission shaft are all made of stainless steel materials.
Helium is adopted to drive the activated sample to enter the sample inlet and outlet pipeline, and then the air pressure of the corresponding driving gas pipeline is increased, so that the activated sample is decelerated and then enters the sample bin.
After the activated sample enters the sample bin, the rotating motor and the transmission shaft drive the sample turntable to rotate, so that the sample bin and the activated sample are aligned with the specified sample inlet and outlet pipeline.
After the sample bin and the activated sample are aligned with the sample inlet and outlet pipeline, helium in the corresponding driving gas pipeline pushes the activated sample to enter the sample inlet and outlet pipeline through the pore channel.
The invention has the following remarkable effects:
the device requires that the inlet activated sample can freely select an outlet to be transmitted, the device comprises six inlet and outlet ports for the activated sample, the inlet and outlet ports are respectively connected with other equipment, each inlet and outlet port is an inlet and an outlet for the activated sample, the activated sample enters the sample rotating disc from the inlet and outlet ports, the sample rotating disc is rotated by the rotating motor to enable the activated sample to reach the inlet and outlet ports to be transmitted, and helium is used as driving gas in the whole transfer process. This design adopts frame rack construction on the global design, comprises apron, cylinder body, sample carousel, motor, transmission shaft, pipeline and sensor etc. and outside forms sealed cavity through flange, cylinder body, apron, and inside adoption sample carousel transports, and the sealing member all adopts metal seal. Specifically, the following points are provided:
because helium in the device possibly contains a small amount of tritium gas, the device has the characteristic of high sealing property, and the whole device forms a sealing cavity by a flange, a cylinder body and a cover plate, so that the structure is reliably sealed;
Drawings
Fig. 1 is a schematic diagram of the general structure of the automatic sample transfer device according to the present invention.
Fig. 2 is a top view of the automatic sample transfer device according to the present invention.
Fig. 3 is a schematic diagram of a sample turntable structure.
Fig. 4 is a bottom view of the automatic sample transfer device according to the present invention.
In the figure, 1 is a flange II; 2 is a sample inlet and outlet pipeline; 3 is a sensor; 4 is a sealing ring III; 5 is a cover plate; 6 is a flange I; 7 is a cylinder body; 8 is an activated sample; 9 is a sample bin; 10 is a pore channel; 11 is a sample turntable; 12 is a sealing ring I; 13 is a driving gas pipeline; 14 is a flange III; 15 is a rotating electric machine; 16 is a transmission shaft; 17 is a sealing ring II; and 18 is a sealing ring IV.
Detailed Description
The invention is further illustrated by the accompanying drawings and the detailed description.
As shown in fig. 1, the automatic sample transfer device comprises a cylinder 7, a cover plate 5 fixedly connected with the cylinder 7 through a flange I6 and positioned above the cylinder, a driving gas pipeline 13 arranged below the cylinder 7, a sample inlet and outlet pipeline 2 arranged above the cylinder 7, a sample turntable 7 arranged in the cylinder 7, a transmission shaft 16 and a rotating motor 15 for driving the rotating shaft 16;
the cylinder body 7 is communicated with a driving gas pipeline 13 below the cylinder body and is simultaneously communicated with a sample inlet and outlet pipeline 2 above the cylinder body, and in the embodiment, the cylinder body 7, the cover plate 5, the sample inlet and outlet pipeline 2 and the driving gas pipeline 13 are integrally processed and molded;
a flange III14 is mounted at the bottom of the driving gas pipeline 13;
a flange II1 is installed on the top of the sample inlet and outlet pipeline 2, and a sensor 3 is installed on the outer wall of the sample inlet and outlet pipeline 2;
as shown in fig. 1 and 2, the cylinder 7 is in the shape of an upper disc, and a lower portion thereof protrudes a rotary motor 15 for mounting a transmission shaft 16 and a driving rotary shaft 16, and the whole cylinder 7 is hollow; the circular cover plate 5 is coaxially arranged with the cylinder body 7 at the upper part, and the flanges I6 are uniformly distributed on the circumferential direction of the outer side of the cover plate 5 and fixedly clamp the cover plate 5;
the sample turntable 11, the rotating motor 15 and the transmission shaft 16 are arranged in the cylinder body 5, the sample turntable 11 is coaxial with the cylinder body 5, and the transmission shaft 16 is coaxially and fixedly connected below the sample turntable 11 and driven by the rotating motor 15;
the sample inlet and outlet pipelines 2 are arranged on the cover plate 5 and are uniformly distributed along the circumferential direction, and the top of each sample inlet and outlet pipeline 2 is provided with a flange II 1; the flanges I connecting the two are uniformly distributed in the circumferential direction;
in this embodiment, the number of the sample inlet and outlet pipes 2 is 6;
as shown in fig. 1 and 4, the number of the driving gas pipelines 13 is the same as that of the sample inlet and outlet pipelines 2, the driving gas pipelines are also arranged below the cylinder body 7 along the circumferential direction and communicated with the cylinder body, meanwhile, the positions of the driving gas pipelines correspond to those of the sample inlet and outlet pipelines 2 up and down, and a flange III14 is arranged at the bottom of each driving gas pipeline 13;
as shown in fig. 1 and 3, sunk holes are uniformly processed in the circumferential direction of a sample turntable 11 to serve as sample bins 9, activated samples 8 are placed in the sample turntables, and a hole channel 10 is formed in the bottom center of each sample bin 9 in a downward axial extending manner; because the circumferential position of the sample bin 9 corresponds to the driving gas pipeline 13 and the sample inlet and outlet pipeline 2, the pore channel 10 is communicated with the corresponding lower driving gas pipeline 13, and the sample bin 9 is communicated with the corresponding upper sample inlet and outlet pipeline 2;
the outer diameter of the sample turntable 11 is smaller than the inner diameter of the upper disc of the cylinder 7, and the height of the sample turntable 11 is smaller than that of the upper disc of the cylinder 7, so that gaps are reserved between the side walls, the upper surface and the lower surface of the sample turntable;
a sealing ring III4 and a sealing ring IV18 are arranged in a gap between the sample turntable 11 and the upper surface of the cylinder body 7, and the section positions of all the sample inlet and outlet pipelines 2 and the sample bin 9 are positioned between a sealing ring III4 and a sealing ring IV18 in the top view direction;
a sealing ring I12 and a sealing ring II17 are arranged in a gap between the sample turntable 11 and the lower surface of the cylinder 7, and the cross-sectional positions of all the driving gas pipelines 13 and the duct 10 are positioned between a sealing ring I12 and a sealing ring II17 in the top view direction;
all the sealing rings are coaxially arranged with the sample turntable 11 and the cylinder body 7, and the contact surfaces of all the sealing rings and the sample turntable 11 are in sliding connection;
the drive shaft 16 is driven to rotate, one activated sample 8 is arranged in the sample chamber 9, and the transfer of one activated sample 8 is completed when the sample chamber 9 is rotated to the position.
The cover plate 5, the cylinder body 7, all flanges, the sample inlet and outlet pipeline 2, the driving gas pipeline 13, the sample turntable 11 and the transmission shaft 16 are all made of stainless steel materials.
All sealing rings are made of metal.
The work flow of the invention is divided into three steps of activating sample entering, rotating the sample turntable and activating sample transmitting. The sample inlet and outlet pipeline 2 is connected with a sample transmission loop through a rear end pipeline, and the driving gas pipeline 13 is connected with a helium pressure loop through a rear end pipeline.
a) Activating the sample entering operation: the activated sample 8 is conveyed to the sample inlet and outlet pipeline 2 from the sample transmission loop under the power drive of helium, the sensor 3 of the sample inlet and outlet pipeline 2 can detect the activated sample, the pipeline number of the activated sample, and meanwhile, the air pressure of the corresponding driving gas pipeline 13 is increased (to 1.2-1.4 MPa), so that the decelerated activated sample 8 enters the sample bin 9 of the sample turntable 11.
b) Rotating the sample turntable: after the activated sample 8 enters the sample chamber 9, the rotating motor 15 and the transmission shaft 16 drive the sample turntable 11 to rotate, so that the sample chamber 9 and the activated sample 8 are aligned with the designated sample inlet and outlet pipeline 2.
c) Activated sample transfer-out operation: after the sample bin 9 and the activated sample 8 are aligned with the sample inlet and outlet pipeline 2, the air pressure of the corresponding driving gas pipeline 13 is increased, the high-pressure helium gas pushes the activated sample 8 to enter the sample inlet and outlet pipeline 2 through the pore channel 10, finally, the activated sample 8 reaches a specified destination, and meanwhile, the sensor 3 can detect the activated sample and record the pipeline number of sample transmission.
The automatic sample transfer device can realize the operation of transferring the activated sample from one pipeline to another pipeline.
Claims (14)
1. The utility model provides an automatic transfer device of sample which characterized in that: comprises a cylinder body (7), a cover plate (5) fixedly connected with the cylinder body (7) and positioned above the cylinder body, a driving gas pipeline (13) and a sample inlet and outlet pipeline (2) which are communicated with the cylinder body (7), and a sample turntable (7), a transmission shaft (16) and a rotating motor (15) which is arranged in the cylinder body (7) and drives a rotating shaft (16); a sunk hole is formed in the sample turntable (11) and serves as a sample bin (9), an activated sample (8) is placed in the sample turntable, the center of the bottom of the sample bin (9) extends downwards along the axial direction to process a pore channel (10), the driving gas pipeline (13) is communicated with the pore channel (10), and the sample inlet and outlet pipeline (2) is communicated with the sample bin (9); the sample turntable (11) and the cylinder body (7) are coaxial.
2. An automatic sample transfer device according to claim 1, wherein: n sunk holes are uniformly processed in the circumferential direction of the sample turntable (11) to serve as sample bins (9), and a pore channel (10) is downwards processed in the center of the bottom of each sample bin (9); the number of the sample inlet and outlet pipelines (2) is N, and the sample inlet and outlet pipelines are uniformly distributed on the cover plate (5) along the circumferential direction; the number of the driving gas pipelines (13) is N, and the driving gas pipelines are arranged below the cylinder body (7) along the circumferential direction; the pore canal (10), the sample bin (9), the sample inlet and outlet pipeline (2) and the driving gas pipeline (13) correspond to each other in the circumferential direction.
3. An automatic sample transfer device according to claim 2, wherein: the cylinder body (7) is in a disc shape at the upper part, the lower part of the cylinder body protrudes out of a rotating motor (15) which is used for installing a transmission shaft (16) and a driving rotating shaft (16), and the inside of the whole cylinder body (7) is hollow.
4. An automatic sample transfer device according to claim 3, wherein: the outer diameter of the sample rotating disc (11) is smaller than the inner diameter of the upper disc of the cylinder body (7), the height of the sample rotating disc (11) is smaller than the height of the upper disc of the cylinder body (7), and gaps are formed between the side walls, the upper surface and the lower surface of the sample rotating disc (11).
5. An automatic sample transfer device according to claim 4, wherein: and a sealing ring III (4) and a sealing ring IV (18) are arranged in a gap between the sample turntable (11) and the upper surface of the cylinder body (7), and the cross-sectional positions of all the sample inlet and outlet pipelines (2) and the sample bin (9) are positioned between the sealing ring III (4) and the sealing ring IV (18) when viewed from the overlooking direction.
6. An automatic sample transfer device according to claim 4, wherein: and a sealing ring I (12) and a sealing ring II (17) are arranged in a gap between the sample turntable (11) and the lower surface of the cylinder body (7), and the cross sections of all the driving gas pipelines (13) and the pore canal (10) are positioned between the sealing ring I (12) and the sealing ring II (17) when viewed from the top.
7. An automatic sample transfer device according to claim 5 or 6, wherein: all the sealing rings are in sliding connection with the contact surfaces of the sample turntable (11).
8. An automatic sample transfer device according to claim 3, wherein: apron (5) and cylinder body (7) pass through flange I (6) fixed connection, flange I (6) evenly distributed is in apron (5) outside circumferencial direction, fixed apron (5) of blocking.
9. An automatic sample transfer device according to claim 3, wherein: the bottom of the driving gas pipeline (13) is provided with a flange III (14), and the top of the sample inlet and outlet pipeline (2) is provided with a flange II (1).
10. An automatic sample transfer device according to claim 3, wherein: and a sensor (3) is arranged on the outer wall of the product inlet and outlet pipeline (2).
11. An automatic sample transfer device according to claim 9 or 10, wherein: the cover plate (5), the cylinder body (7), all flanges, the sample inlet and outlet pipeline (2), the driving gas pipeline (13), the sample turntable (11) and the transmission shaft (16) are all made of stainless steel materials.
12. An automatic sample transfer device according to claim 3, wherein: helium is adopted to drive the activated sample (8) to enter the sample inlet and outlet pipeline (2), then the air pressure of the corresponding driving gas pipeline (13) is increased, and the activated sample (8) is decelerated and then enters the sample bin (9).
13. An automatic sample transfer device according to claim 12, wherein: after the activated sample (8) enters the sample bin (9), the rotating motor (15) and the transmission shaft (16) drive the sample turntable (11) to rotate, so that the sample bin (9) and the activated sample (8) are aligned with the specified sample inlet and outlet pipeline (2).
14. An automatic sample transfer device according to claim 13, wherein: after the sample bin (9) and the activated sample (8) are aligned with the sample inlet and outlet pipeline (2), helium in the corresponding driving gas pipeline (13) pushes the activated sample (8) to enter the sample inlet and outlet pipeline (2) through the pore channel (10).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111349979.XA CN114023466B (en) | 2021-11-15 | 2021-11-15 | Automatic sample transfer device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111349979.XA CN114023466B (en) | 2021-11-15 | 2021-11-15 | Automatic sample transfer device |
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| CN114023466A true CN114023466A (en) | 2022-02-08 |
| CN114023466B CN114023466B (en) | 2023-07-14 |
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| CN109454196A (en) * | 2017-09-06 | 2019-03-12 | 核工业西南物理研究院 | Automobile disc brake pad riveter automatic loading and unloading device |
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2021
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| CN114023466B (en) | 2023-07-14 |
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