CN111674823A - Protection structure for transport line under irradiation electron accelerator beam - Google Patents
Protection structure for transport line under irradiation electron accelerator beam Download PDFInfo
- Publication number
- CN111674823A CN111674823A CN202010544578.9A CN202010544578A CN111674823A CN 111674823 A CN111674823 A CN 111674823A CN 202010544578 A CN202010544578 A CN 202010544578A CN 111674823 A CN111674823 A CN 111674823A
- Authority
- CN
- China
- Prior art keywords
- water
- cooling
- roller
- protection
- transport line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- B65G13/00—Roller-ways
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
-
- 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
- B65G13/00—Roller-ways
- B65G13/02—Roller-ways having driven rollers
- B65G13/06—Roller driving means
-
- 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
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/02—Adaptations of individual rollers and supports therefor
-
- 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
- B65G2207/00—Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
- B65G2207/22—Heat or fire protection
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rollers For Roller Conveyors For Transfer (AREA)
Abstract
The invention discloses a protective structure for a transport line under a beam of an irradiation electron accelerator, which comprises a protective structure for a transport line roller below the center of the beam and a protective structure for a transport line power motor in a labyrinth. The protective structure of the transport line roller below the beam center absorbs beam energy irradiated to a non-cargo surface by installing water-cooling protective plates larger than irradiation beam areas on the power side and the driven side of the roller, takes away the energy through cooling water, maintains the temperature stability of the transport line under the beam, avoids burning cargos and prolongs the service life of the roller and a bearing thereof; two rollers adjacent to the beam center are designed into hollow water-cooled rollers with small center distance, so that the temperature of two rollers adjacent to and closest to the beam center is maintained in a safe range, goods are prevented from being burnt, and goods are prevented from being blocked.
Description
Technical Field
The invention relates to the technical field of irradiation electron accelerator under-beam transport line protection, in particular to an irradiation electron accelerator under-beam transport line protection structure.
Background
The under-beam transport line of the irradiation electron accelerator is core equipment for transporting goods for irradiation sterilization, the core process of irradiation sterilization is in an accelerator protective shielding building, particularly under the center of the beam, the radiation dose is large, the beam energy is up to dozens of kilowatts, and the transport line transports goods with certain power load, belonging to abrasion consumption. Because of the special working condition environment of the transportation line, electric equipment such as a power motor and the like can not be used near the beam center any more, and a protective device is required to be added inevitably. When the transportation line near the center of the beam current does not take protective measures, the aging of the motor and the roller bearing is accelerated rapidly by high-dose radiation and high-energy beam current, the metal temperature of the transportation line is increased, goods are burnt, and the goods are blocked, the transportation is not smooth, and accidents and losses are caused. Therefore, the scheme of the application provides a protective structure for the transport line under the beam of the irradiation electron accelerator, which is used for solving the problems.
Disclosure of Invention
The technical scheme adopted by the invention for solving the technical problems is to provide a protective structure for an irradiated electron accelerator transport line under a beam, wherein the specific technical scheme is as follows:
the device comprises a protection structure of a conveying line roller below a beam center and a protection structure of a conveying line power motor in a labyrinth; and a conveying line roller protection structure below the beam center and a conveying line power motor protection structure in the labyrinth are arranged on a conveying line in the labyrinth.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: the protection structure of the transport line roller below the beam center comprises a water-cooling roller arranged below an irradiation beam area boundary line, irradiation beams and goods, wherein one side of the water-cooling roller is a cooling water inlet of the water-cooling roller, the other side of the water-cooling roller is a cooling water outlet of the water-cooling roller, a roller protection water-cooling plate heat-conducting mounting plate is arranged above the cooling water inlet of the water-cooling roller, a roller power side protection water-cooling plate is arranged on the roller protection water-cooling plate heat-conducting mounting plate, and a roller power side protection water-cooling plate cooling water inlet and outlet are arranged on one side of the roller; the roller protection water-cooling plate heat-conducting mounting plate is arranged on a cooling water outlet of the water-cooling roller, the roller protection water-cooling plate heat-conducting mounting plate is provided with a roller driven side protection water-cooling plate, and one side of the roller driven side protection water-cooling plate is provided with a roller driven side protection water-cooling plate cooling water inlet and outlet.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: the protection structure of the power motor of the conveying line in the labyrinth way comprises a metal protection box for mounting the motor, and the opening direction of the metal protection box is consistent with the radiation ray direction.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: the roller driven side water-cooling protection plate and the roller power side water-cooling protection plate are embedded copper plate water-cooling plates, are larger than the boundary line of an irradiation beam area in the width direction, and are used for receiving redundant beam energy from a non-cargo irradiation surface.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: the roller driven side protective water cooling plate cooling water inlet and outlet and the roller power side protective water cooling plate cooling water inlet and outlet are used for being connected with cooling water supply equipment.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: the driven side water-cooling protection plate of the roller and the power side water-cooling protection plate of the roller are smaller than the width of the conveying line in the width direction of the conveying line.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: the roller protective water-cooling plate heat-conducting mounting plate is made of an aluminum alloy material, and the surface smoothness is superior to 1.6 um; the water-cooled rollers are two rollers which are adjacent to each other on two sides of the central line of the beam of the irradiation beam and are hollow stainless steel rollers.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: the net width of the circumscribed circles of the two adjacent water-cooled rollers is at least 1.5 times larger than the beam width; the center distance between two adjacent rollers is consistent with the center distance between the two non-water-cooled rollers; the dynamic bearings of the two water-cooled rolls use ceramic bearings resistant to high doses of radiation.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: in the labyrinth way, the arrangement position of the power motor of the transport line is far away from the beam center of the irradiation beam by more than 4 meters, the arrangement of the protection structure of the power motor of the transport line in the labyrinth way takes the beam center as the central axis and is in mirror symmetry distribution, and the metal protection box is made of stainless steel.
The protection structure for the transport line under the beam of the irradiation electron accelerator comprises: and a conveying line rack is arranged below the water-cooling rollers.
Compared with the prior art, the invention has the following beneficial effects: the protective structure of the transport line roller below the beam center has the advantages that the water-cooling protective plates larger than the irradiation beam area are arranged on the power side and the driven side of the roller, so that the beam energy irradiated on the non-cargo surface is absorbed, the energy is taken away by cooling water, the temperature of the transport line under the beam is maintained to be stable, the cargos are prevented from being burnt, and the service life of the roller and the bearing thereof is prolonged; two rollers adjacent to the beam center are designed into hollow water-cooled rollers with small center distance, so that the temperature of two rollers adjacent to and closest to the beam center is maintained in a safe range, goods are prevented from being burnt, and goods are prevented from being blocked. The scheme greatly prolongs the service life of the beam central beam lower conveying line roller and the motor thereof, reduces the maintenance cost and ensures the safe and smooth transportation of goods on the conveying line.
Drawings
Fig. 1 is a schematic diagram of the position of the protection of the transport line under the beam of the irradiated electron accelerator.
Fig. 2 is a schematic diagram of a water-cooled roller of a transport line under the beam of an irradiation electron accelerator and a protection structure thereof.
FIG. 3 is a top view of the water-cooled roller of the transport line under the beam of the irradiated electron accelerator and its protective structure.
Fig. 4 is a schematic diagram of an electron protection structure of a transport line of an irradiation electron accelerator.
In the figure:
1-1 lower transport line beam central water-cooling roller position; 1-2 motor position schematic diagrams of lower conveying lines; 1-3 irradiating rays; 1-4 beam centers; 1-5 labyrinth passages; 1-6 conveying lines.
2-1 accelerator irradiation window; 2-2, protecting a water cooling plate at the driven side of the roller; 2-3 roller driven side protection water cooling plate cooling water inlet and outlet; 2-4 roller protective water cooling plate heat conduction mounting plates; 2-5 water cooling roller cooling water outlet; 2-6 water-cooling the roller; 2-7 conveying line rack; 2-8 roller power side protection water cooling plate cooling water inlet and outlet; 2-9 rollers of power side protection water cooling plate; 2-10 water cooling roller cooling water inlet; 2-11 irradiation beam current area boundary lines; 2-12 goods.
3-1, a power motor of a conveying line; 3-2 protection boxes for power motors of transportation lines.
Detailed Description
The invention is further described below with reference to the figures and examples.
A protective structure for a transport line under a beam of an irradiation electron accelerator comprises a transport line roller protective structure below the center of the beam and a transport line power motor protective structure in a labyrinth.
The protective structure of the transport line roller below the beam center comprises 2-2 parts of a roller driven side protective water-cooling plate, 2-3 parts of a roller driven side protective water-cooling plate cooling water inlet and outlet, 2-4 parts of a roller protective water-cooling plate heat conduction mounting plate, 2-5 parts of a water-cooling roller cooling water outlet, 2-6 parts of a water-cooling roller, 2-7 parts of a transport line rack, 2-8 parts of a roller power side protective water-cooling plate cooling water inlet and outlet, 2-9 parts of a roller power side protective water-cooling plate and 2-10 parts of a water-cooling roller cooling water inlet. A conveying line frame 2-7 is arranged below the water-cooled rollers 2-4.
The roller driven side water-cooling protection plate 2-2 and the roller power side water-cooling protection plate 2-9 are embedded copper plate water-cooling plates, are larger than the boundary line of an irradiation beam area in the width direction, and can receive redundant beam energy from a non-cargo irradiation surface. The roller driven side water-cooling protection plate 2-2 and the roller power side water-cooling protection plate 2-9 are respectively provided with a roller driven side water-cooling protection plate cooling water inlet and outlet 2-3 and a roller power side water-cooling protection plate cooling water inlet and outlet 2-8 which are used for connecting cooling water supply equipment and taking away heat generated by received beam current.
The driven side water-cooling protection plate 2-2 of the roller and the power side water-cooling protection plate 2-9 of the roller are smaller than the width of the conveying line 1-6 in the width direction of the conveying line 1-6, and a power side bearing and a driven side rotating shaft thereof need to be shielded, so that the direct beam irradiation of the power bearing is greatly reduced, the service life of the bearing and the rotating shaft is prolonged, and the maintenance is reduced. The roller driven side protective water-cooling plate 2-2 and the roller power side protective water-cooling plate 2-9 are both arranged on the roller protective water-cooling plate heat conduction mounting plate 2-4 and are used for taking away temperature rising energy near the beam center of the transportation line frame 2-7, and the temperature of the beam center frame is maintained within a controllable range due to beam scattering and heat radiation, so that the safety of goods is protected.
The roller protective water-cooling plate heat-conducting mounting plates 2-4 are made of alloy aluminum, and the surface smoothness is superior to 1.6 um. The water-cooled rollers 2-4 are arranged at two adjacent rollers on two sides taking the beam center as a center line. The roller is a hollow stainless steel roller. The net width of the circumscribed circles of two adjacent rollers is at least 1.5 times larger than the beam width. The center distance between two adjacent water-cooled rollers 2-4 is consistent with the center distance between the two non-water-cooled rollers, so that the goods can pass smoothly and are not blocked. The dynamic bearings of the two water-cooled rolls 2-4 use ceramic bearings that are resistant to high doses of radiation. The interior of the water-cooled roller 2-4 is connected with external cooling water supply equipment through a cooling water inlet and a cooling water outlet of the water-cooled roller 2-4, so that the received beam heat is taken away, the temperature of the roller is maintained within a safe range, and the safety of goods is ensured.
The protection structure of the power motor of the conveying line in the labyrinth 1-5 means that the motor is arranged in a metal protection box, and the opening direction of the metal protection box is consistent with the radiation ray direction. The arrangement position of a power motor of a transport line in the labyrinth 1-5 needs to be far away from the beam center by more than 4 meters. The arrangement of the protection structures of the power motors of the conveying lines in the labyrinth ways 1-5 is in mirror symmetry distribution by taking the beam center as a central axis. The metal protection box is made of stainless steel.
Although the present invention has been described with respect to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a transport line protective structure under irradiation electron accelerator beam which characterized in that: the device comprises a protection structure of a conveying line roller below a beam center and a protection structure of a conveying line power motor in a labyrinth; and a conveying line roller protection structure below the beam center and a conveying line power motor protection structure in the labyrinth are arranged on a conveying line in the labyrinth.
2. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 1, wherein: the protection structure of the transport line roller below the beam center comprises a water-cooling roller arranged below an irradiation beam area boundary line, irradiation beams and goods, wherein one side of the water-cooling roller is a cooling water inlet of the water-cooling roller, the other side of the water-cooling roller is a cooling water outlet of the water-cooling roller, a roller protection water-cooling plate heat-conducting mounting plate is arranged above the cooling water inlet of the water-cooling roller, a roller power side protection water-cooling plate is arranged on the roller protection water-cooling plate heat-conducting mounting plate, and a roller power side protection water-cooling plate cooling water inlet and outlet are arranged on one side of the roller; the roller protection water-cooling plate heat-conducting mounting plate is arranged on a cooling water outlet of the water-cooling roller, the roller protection water-cooling plate heat-conducting mounting plate is provided with a roller driven side protection water-cooling plate, and one side of the roller driven side protection water-cooling plate is provided with a roller driven side protection water-cooling plate cooling water inlet and outlet.
3. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 2, wherein: the protection structure of the power motor of the conveying line in the labyrinth way comprises a metal protection box for mounting the motor, and the opening direction of the metal protection box is consistent with the radiation ray direction.
4. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 3, wherein: the roller driven side water-cooling protection plate and the roller power side water-cooling protection plate are embedded copper plate water-cooling plates, are larger than the boundary line of an irradiation beam area in the width direction, and are used for receiving redundant beam energy from a non-cargo irradiation surface.
5. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 4, wherein: the roller driven side protective water cooling plate cooling water inlet and outlet and the roller power side protective water cooling plate cooling water inlet and outlet are used for being connected with cooling water supply equipment.
6. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 5, wherein: the driven side water-cooling protection plate of the roller and the power side water-cooling protection plate of the roller are smaller than the width of the conveying line in the width direction of the conveying line.
7. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 6, wherein: the roller protective water-cooling plate heat-conducting mounting plate is made of an aluminum alloy material, and the surface smoothness is superior to 1.6 um; the water-cooled rollers are two rollers which are adjacent to each other on two sides of the central line of the beam of the irradiation beam and are hollow stainless steel rollers.
8. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 7, wherein: the net width of the circumscribed circles of the two adjacent water-cooled rollers is at least 1.5 times larger than the beam width; the center distance between two adjacent rollers is consistent with the center distance between the two non-water-cooled rollers; the dynamic bearings of the two water-cooled rolls use ceramic bearings resistant to high doses of radiation.
9. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 8, wherein: in the labyrinth way, the arrangement position of the power motor of the transport line is far away from the beam center of the irradiation beam by more than 4 meters, the arrangement of the protection structure of the power motor of the transport line in the labyrinth way takes the beam center as the central axis and is in mirror symmetry distribution, and the metal protection box is made of stainless steel.
10. The under-beam transport line protection structure of the irradiation electron accelerator according to claim 9, wherein: and a conveying line rack is arranged below the water-cooling rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544578.9A CN111674823A (en) | 2020-06-15 | 2020-06-15 | Protection structure for transport line under irradiation electron accelerator beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544578.9A CN111674823A (en) | 2020-06-15 | 2020-06-15 | Protection structure for transport line under irradiation electron accelerator beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111674823A true CN111674823A (en) | 2020-09-18 |
Family
ID=72455098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010544578.9A Pending CN111674823A (en) | 2020-06-15 | 2020-06-15 | Protection structure for transport line under irradiation electron accelerator beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111674823A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112108503A (en) * | 2020-09-27 | 2020-12-22 | 中广核达胜加速器技术有限公司 | Electron beam irradiation innocent treatment device |
-
2020
- 2020-06-15 CN CN202010544578.9A patent/CN111674823A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112108503A (en) * | 2020-09-27 | 2020-12-22 | 中广核达胜加速器技术有限公司 | Electron beam irradiation innocent treatment device |
| CN112108503B (en) * | 2020-09-27 | 2023-12-01 | 中广核达胜加速器技术有限公司 | Electron beam irradiation innocent treatment device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20210272716A1 (en) | Neutron target for boron neutron capture therapy | |
| KR102122478B1 (en) | Target for neutron-generating device and manufacturing method therefor | |
| CN111674823A (en) | Protection structure for transport line under irradiation electron accelerator beam | |
| CN103871496B (en) | A kind of integrated heap roof construction suitable for presurized water reactor | |
| CN110875689B (en) | Rail transit bidirectional converter cabinet | |
| CN212333676U (en) | Protection structure for transport line under irradiation electron accelerator beam | |
| CN206585242U (en) | A kind of dustless self-cleaning switch cubicle | |
| JP2018021881A (en) | Target and cooling structure for neutron generator | |
| WO2023045904A1 (en) | Neutron capture therapy system | |
| CN214797030U (en) | Bear stable dry-type transformer | |
| CN212874203U (en) | High-voltage self-protection device for transformer | |
| CN210548990U (en) | Rolling machine device with liftable anvil machine | |
| CN216700421U (en) | Radiation processing device | |
| CN202998737U (en) | An aluminum alloy equipment cabinet | |
| CN221080988U (en) | Distributed energy storage device with load detection and adjustment functions | |
| CN111106557A (en) | High-performance heat-dissipation waterproof dustproof electrical cabinet | |
| CN110391068B (en) | Uniform drying equipment for transformer | |
| CN208571361U (en) | A kind of electrical cabinet with high heat dispersion | |
| CN219918700U (en) | Energy storage converter case | |
| CN216456114U (en) | Box surface sterilization device with left and right electron beam irradiation | |
| CN210925664U (en) | Explosion-proof shell for transformer | |
| CN216801698U (en) | Main spindle box of double-side milling machine | |
| CN219536464U (en) | Heat dissipation cabinet | |
| CN216837272U (en) | Sodium hypoxide generator | |
| CN216212700U (en) | High-frequency transformer with external protection mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |