CN2317596Y - Small accelerator irradiation device - Google Patents
Small accelerator irradiation device Download PDFInfo
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- CN2317596Y CN2317596Y CN 97250250 CN97250250U CN2317596Y CN 2317596 Y CN2317596 Y CN 2317596Y CN 97250250 CN97250250 CN 97250250 CN 97250250 U CN97250250 U CN 97250250U CN 2317596 Y CN2317596 Y CN 2317596Y
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Abstract
The utility model provides a miniature accelerator irradiation device with a light structure, comprising a ray source, a ray adjusting device, an articles conveying mechanism, a self-shielding framework, and a control cabinet, wherein, the ray source is arranged on the top of the utility model; a ray whose beam is enlarged by the ray adjusting device is led to an irradiation region and used for irradiating articles; the articles waiting for irradiating are sent to the irradiation region by the articles conveying mechanism, and meanwhile, the irradiated articles are output by the articles conveying mechanism; the self-shielding frame which is the casing of the utility model can prevent ray. The utility model which does not need to be fixed in a certain irradiation chamber is a flow-typed irradiation device. The utility model can be widely used for places, such as factories, restaurants, hospitals, etc.
Description
The utility model relates to the irradiation technique field, especially relates to accelerator irradiation device.
In the past few decades, utilize the stifling sterilizing pesticide that carries out agricultural byproducts and food of chemical agent extensively to be adopted, but, actively develop irradiation technique both at home and abroad because chemicals is serious day by day to the harm of human health and environment for human survival by people.At present, irradiation technique has been widely used in fields such as industry, agricultural, environmental protection, food and health care.Wherein, the irradiation of food and people's life is closely related.The irradiation of food is mainly used in the desinsection of agricultural byproducts and fresh-keeping, the sterilization of food and fresh-keeping, aspects such as the quarantine sterilization of import and export food.The irradiated food joint specialist committee of in October, 1980 FAO (Food and Agriculture Organization of the United Nation) (FAO), The World Health Organization (WHO), three tissues of International Atomic Energy Agency (IAEA), according to more than the 30 year wholesomeness result of study in various countries, issued that any food at the following irradiation of 10kGy all is safe conclusion, this conclusion has played important impetus to the development of the food irradiation technique of various countries.
Existing irradiation devices comprise cobalt-60 irradiation devices and accelerator irradiation device two big classes.That installs is bulky, heavy, and irradiation all adopts fixed focusing on.For accelerator irradiation device, because the power of selected accelerator is bigger, be tens to up to a hundred kilowatts, need more shielding; In the configuration aspects of device, generally be to will speed up device to be placed in separately in the accelerator room, electronics line that accelerator produces or X ray are introduced into and are used for irradiation in the radiation chamber, like this, often need to build special accelerator room and radiation chamber.For food and medical supplies radiosterilization, the problem of a maximum is that irradiation devices and equipment investment are big, and running expense is higher, and the general user can only will treat that irradiated material transports the irradiation center processing to.Great majority treat that irradiated material is difficult to bear high disposal cost and freight charges, is unfavorable for applying of irradiation technique very much.
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art part, provides a kind of structure light and handy, the compact accelerator irradiation devices that can generally promote the use of.
To achieve these goals, the utility model by the following technical solutions: a kind of compact accelerator irradiation devices comprise: radiographic source; Ray adjusting device 2 or 13; Control cubicle 8 comprises feed systems such as control system and power supply, modulator, thermostat; It is characterized in that: radiographic source is contained in the top of whole device, and ray penetrates down from last, is introduced into irradiation zone after the ray adjusting device expands bundle, is used for irradiated material 9; Article delivery mechanism 6 will treat that irradiated material sends irradiation zone to, simultaneously will be through the article output of irradiation; Self-shileding framework 7 is shells of whole device, can stop ray, and the shielding ionising radiation is to the pollution of surrounding environment.
The utility model has the advantages that: because selected radiogenic power is less, thereby its size and weight are all less; And, can not produce and pollute surrounding environment because directions of rays, only needs shielding seldom down; Whole irradiation devices volume is little, in light weight, and cost is low, need not to be fixed in a certain radiation chamber, is flow-type irradiation devices, can be widely used in factory, restaurant, hospitals and other places.
Below in conjunction with accompanying drawing and by specific embodiment the utility model is described in further detail.
Fig. 1 is the profile of first embodiment of the utility model;
Fig. 2 is the top plan view of accelerator irradiation device shown in Figure 1;
Fig. 3 is the profile of second embodiment of the utility model;
Fig. 4 is the structural representation of the 3rd embodiment of the utility model.
With reference to Fig. 1, Fig. 2 as can be known, in first embodiment of the present utility model, small-sized accelerator irradiation device comprises: small-power high-energy electron accelerator 1; Scanning means 2; Vacuum chamber 3; Vacuum pump 4, it is installed on the vacuum chamber 3; Output window 5 is generally the titanium thin slice; Rotary article delivery mechanism 6; Self-shileding framework 7; Control cubicle 8 comprises feed systems such as control system and power supply, modulator, thermostat.
The electron ray that accelerator produces, and is penetrated by output window 4 in vacuum chamber 3 interscans through scanning means 2, impinges upon and treats on the radiation article 9; Treat that irradiated material 9 is by manually putting into the article frame, send irradiation zone by article delivery mechanism 6 to around the rotation of x axle again, export around the equidirectional rotation of x axle by article delivery mechanism 6 again through the article behind the irradiation, send another simultaneously to and treat irradiated material, article behind the irradiation are by artificial taking-up, put into another again and treat irradiated material, and so forth, from Fig. 1 and Fig. 2, can clearly be seen that loading and unloading and the operating process for the treatment of irradiated material 9, in addition, the article frame in the rotary article delivery mechanism 6 can be two or more; For this discontinuous, the irradiation that is interrupted, in each irradiation cycle, control system can be controlled the switch of accelerator and the rotation of article delivery mechanism automatically, also can manually control by hand pressing button; Self-shileding framework 7 is shells of whole device, and internal layer is a pmma material, so not only can stop the electronics line, can also prevent to produce Secondary radiation, skin is copper and lead material, and the shielding ionising radiation is to the pollution of surrounding environment, and the layering of self-shileding framework 7 is handled and alleviated weight greatly; And because accelerator 1 is installed in the top, and ray penetrates down, therefore the screen on whole device top can very thinly even not need, and alleviates whole installation weight.One gusset 12 is arranged in the article delivery mechanism 6 as can see from Figure 2, and this gusset 12 also is a barricade, in case electron ray leaks from outlet, its two boundary layers are pmma materials, and the intermediate layer is copper and lead material.
Accelerator adopts the S-band electron linear accelerator, also can adopt microtron.The electron beam energy that accelerator produces is 8～10MeV, and beam power is that 5～10KW is adjustable, and the adjusting of power realizes by regulating repetition rate.
With reference to Fig. 3, among second embodiment of the present utility model, the compact accelerator irradiation devices comprise: small-power high-energy electron accelerator 1; Collimater 13; Rotary article delivery mechanism 6; Self-shileding framework 7; Control cubicle 8 comprises feed systems such as control system and power supply, modulator, thermostat.The places different with first embodiment are: the electronics line that accelerator 1 produces is practiced shooting and is formed X ray, behind collimater 12 collimations, form a certain size irradiation field, and the lead of the collimated device 12 of the X ray of other directions filters out; Because the penetration power of X ray is strong, treats that the thickness of irradiated material 9 or density can increase to some extent.
With reference to Fig. 4, among the 3rd embodiment of the present utility model, the compact accelerator irradiation devices comprise: small-power high-energy electron accelerator 1; Scanning means 2; Vacuum chamber 3 (not drawing among the figure); Vacuum pump 4 (not drawing among the figure), it is installed on the vacuum chamber 3; Output window 5 (not drawing among the figure) is generally the titanium thin slice; Transport tape 11; A row or multi-row lead rubber curtain 10; Self-shileding framework 7; Control cubicle 8 comprises feed systems such as control system and power supply, modulator, thermostat.The places different with first embodiment are: the article transport sector is a transport tape 11, and it can realize continuously, irradiated material incessantly.Adopt lead rubber curtain block electrons ray at import and export.
Claims (9)
1, a kind of compact accelerator irradiation devices comprise: radiographic source; Ray adjusting device (2 or 13); Control cubicle (8) comprises feed systems such as control system and power supply, modulator, thermostat; It is characterized in that: radiographic source is contained in the top of whole device, and ray penetrates down from last, is introduced into irradiation zone after the ray adjusting device expands bundle, is used for irradiated material (9); Article delivery mechanism (6) will treat that irradiated material sends irradiation zone to, simultaneously will be through the article output of irradiation; Self-shileding framework (7) is the shell of whole device, can stop ray, and the shielding ionising radiation is to the pollution of surrounding environment.
2, compact accelerator irradiation devices according to claim 1 is characterized in that: described radiographic source be power below 10kw, the small-power high-energy electron accelerator of energy below 10Mev; The ray adjusting device is electronic scanning device (2).
3, compact accelerator irradiation devices according to claim 1, it is characterized in that: described radiographic source is an x-ray source; The ray adjusting device is collimater (13).
4, according to claim 1 or 2 or 3 described compact accelerator irradiation devices, it is characterized in that: described self-shileding framework (7) internal layer is a pmma material, and skin is copper and lead material.
5, according to claim 1 or 2 or 3 described compact accelerator irradiation devices, it is characterized in that: article transport sector (6) can be the rotary conveyer that has two or more article frames, also can be continuously the transport tape of operation.
6, compact accelerator irradiation devices according to claim 4 is characterized in that: article transport sector (6) can be the rotary conveyer that has two or more article frames, also can be continuously the transport tape of operation.
7, according to claim 1 or 2 or 3 or 6 described compact accelerator irradiation devices, it is characterized in that: for irradiation discontinuous, that be interrupted, in each irradiation cycle, control system is automatically controlled the connecting and disconnecting of accelerator, and synchronous with the rotation of article delivery mechanism; Also can manually control by hand pressing button.
8, compact accelerator irradiation devices according to claim 4, it is characterized in that: for irradiation discontinuous, that be interrupted, in each irradiation cycle, control system is automatically controlled the connecting and disconnecting of accelerator, and synchronous with the rotation of article delivery mechanism; Also can manually control by hand pressing button.
9, compact accelerator irradiation devices according to claim 5, it is characterized in that: for irradiation discontinuous, that be interrupted, in each irradiation cycle, control system is automatically controlled the connecting and disconnecting of accelerator, and synchronous with the rotation of article delivery mechanism; Also can manually control by hand pressing button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97250250 CN2317596Y (en) | 1997-11-22 | 1997-11-22 | Small accelerator irradiation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97250250 CN2317596Y (en) | 1997-11-22 | 1997-11-22 | Small accelerator irradiation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2317596Y true CN2317596Y (en) | 1999-05-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97250250 Expired - Fee Related CN2317596Y (en) | 1997-11-22 | 1997-11-22 | Small accelerator irradiation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2317596Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455180C (en) * | 2006-12-23 | 2009-01-21 | 张祥华 | Semi underground debugging test pit for electronic accelerator |
| CN101530005B (en) * | 2006-10-28 | 2012-03-28 | 史密斯海曼有限公司 | Lead shielding for a betatron and X ray detecting equipment |
| CN1943806B (en) * | 2006-05-18 | 2012-05-02 | 深圳市华科核医疗技术有限公司 | A kind of medical use irradiation device |
| CN102485281A (en) * | 2010-12-03 | 2012-06-06 | 深圳市华科核医疗技术有限公司 | Medical irradiation device |
| CN103298236A (en) * | 2013-06-13 | 2013-09-11 | 无锡爱邦辐射技术有限公司 | Installation scanning box of electron accelerator |
| CN103762007A (en) * | 2014-01-20 | 2014-04-30 | 汇佳生物仪器（上海）有限公司 | Two-dimensional scanning high-energy X-ray irradiation system with electron linear accelerator |
| CN109524146A (en) * | 2019-01-09 | 2019-03-26 | 同方威视技术股份有限公司 | X ray irradiation x device |
| CN110139460A (en) * | 2019-06-18 | 2019-08-16 | 中广核达胜加速器技术有限公司 | A kind of low-energy electronic accelerator shielding construction |
| CN110570971A (en) * | 2017-12-28 | 2019-12-13 | 天津市技术物理研究所 | Transformation method suitable for electronic accelerator equipment based on cobalt source irradiation shielding device |
-
1997
- 1997-11-22 CN CN 97250250 patent/CN2317596Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1943806B (en) * | 2006-05-18 | 2012-05-02 | 深圳市华科核医疗技术有限公司 | A kind of medical use irradiation device |
| CN101530005B (en) * | 2006-10-28 | 2012-03-28 | 史密斯海曼有限公司 | Lead shielding for a betatron and X ray detecting equipment |
| CN100455180C (en) * | 2006-12-23 | 2009-01-21 | 张祥华 | Semi underground debugging test pit for electronic accelerator |
| CN102485281A (en) * | 2010-12-03 | 2012-06-06 | 深圳市华科核医疗技术有限公司 | Medical irradiation device |
| CN103298236A (en) * | 2013-06-13 | 2013-09-11 | 无锡爱邦辐射技术有限公司 | Installation scanning box of electron accelerator |
| CN103762007A (en) * | 2014-01-20 | 2014-04-30 | 汇佳生物仪器（上海）有限公司 | Two-dimensional scanning high-energy X-ray irradiation system with electron linear accelerator |
| CN103762007B (en) * | 2014-01-20 | 2016-08-17 | 汇佳生物仪器（上海）有限公司 | Electron linear accelerator two-dimensional scan high-energy X-ray irradiation system |
| CN110570971A (en) * | 2017-12-28 | 2019-12-13 | 天津市技术物理研究所 | Transformation method suitable for electronic accelerator equipment based on cobalt source irradiation shielding device |
| CN109524146A (en) * | 2019-01-09 | 2019-03-26 | 同方威视技术股份有限公司 | X ray irradiation x device |
| CN110139460A (en) * | 2019-06-18 | 2019-08-16 | 中广核达胜加速器技术有限公司 | A kind of low-energy electronic accelerator shielding construction |
| CN110139460B (en) * | 2019-06-18 | 2024-04-09 | 中国广核集团有限公司 | Low-energy electron accelerator shielding structure |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |