CN203551791U - Portable gamma spectrometer and gamma spectrum specific activity measuring device - Google Patents
Portable gamma spectrometer and gamma spectrum specific activity measuring device Download PDFInfo
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- CN203551791U CN203551791U CN201320604552.4U CN201320604552U CN203551791U CN 203551791 U CN203551791 U CN 203551791U CN 201320604552 U CN201320604552 U CN 201320604552U CN 203551791 U CN203551791 U CN 203551791U
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Abstract
The utility model provides a portable gamma spectrometer comprising a cylindrical detector module, a multi-channel circuit module box, a clamping seat, and a handle The bottom surface of the detector module is provided with a circular pedestal, and the diameter of the pedestal is greater than the diameter of the external periphery of the detector module. The multi-channel circuit module box is used for accommodating a circuit module board. The middle part of the clamping seat is provided with a circular hole capable of being disposed on the external periphery of the detector module in a sleeved manner, and the clamping seat is fixedly connected with the multi-channel circuit module box. The handle is disposed on one side of the clamping seat. The utility model also provides a gamma spectrum specific activity measuring device, which can be used to dispose a Marinelli breaker on the above mentioned gamma spectrometer. A lead chamber is disposed in the Marinelli breaker. The utility model is advantageous in that the structure is simple; the gamma spectrum specific activity measuring device has multiple functions, and can be used as the gamma spectrum, and also can be used for measuring the gamma spectrum specific activity.
Description
Technical field
The utility model relates to a kind of gamma energy spectrometer and gamma spectrum specific activity measuring instrument, relates in particular to a kind of portable gamma spectrum specific activity measuring instrument that on-the-spot gamma activity horizontal detection in Nuclear Accident Emergency situation, nuclide identification and γ specific activity are measured that is applied to,
Background technology
Specific activity, also referred to as specific activity, refers to radioactivity and its mass ratio of radioactive source, i.e. the radioactivity of contained certain nucleic in unit mass product.
At present, portable gamma spectrum meter is equipped on Nuclear Accident Emergency specialty unit in a large number, its have flexible and convenient to use, measuring accuracy is high, can identify the features such as radioactive nuclide kind.But at Nuclear Accident Emergency scene, decision maker need to know that the environmental radiation level of operational region judges whether rescue team can enter to execute the task in operational region or in action region carry out task how long; Also need to know cause produce radioactive material specifically what, judge that army need to protect the ray of which kind of type, and do which type of protection; More need to know the water of operational region, the specific activity of food, judge whether to have reached the horizontal limit value of action level limit value or action, and take the concrete measures accordingly; For first two demand, use existing portable gamma spectrum meter to complete, but measure for the on-the-spot γ specific activity of Nuclear Accident Emergency, need to carry other γ activity meter and measure, increased on-the-spot emergency personnel's burden,
In order to change this present situation, be necessary to improve the frame mode of portable gamma spectrum meter, make it have γ specific activity measurement function.
Summary of the invention
In order to overcome the above problems, the utility model provides a kind of portable gamma energy spectrometer and gamma spectrum specific activity measuring instrument, its simple in structure and gamma spectrum specific activity measuring instrument can be realized the function of a tractor serves several purposes, can use as gamma spectrum, has again the function that γ specific activity is measured.
In order to reach above object, the utility model provides a kind of portable gamma energy spectrometer, comprising: detector module, and it is cylindrical, and the bottom surface of this detector module arranges base, and base is circular, and its diameter is greater than the diameter of detector module excircle; Multiple tracks circuit module box, is provided with circuit module plate in it, its arranged outside has supply hub; Deck, the centre of deck is provided with the circular port that can be linked on detector module cylindrical, and deck is fixedly connected with multiple tracks circuit module box; Handle, is arranged on the top of deck.
Preferably, the top of this detector module is divided columniform diameter to be less than bottom and is divided columniform diameter, between the top and the bottom of detector module, forms boss.
Preferably, the bottom of detector module and multiple tracks circuit module box one side are arranged on same level.
In order to reach above object, the utility model also provides a kind of gamma spectrum specific activity measuring instrument, comprising: detector module, it is cylindrical, the bottom surface of this detector module is provided with base, and base is circular, and its diameter is greater than the diameter of detector module excircle; Multiple tracks circuit module box, for placing circuit module plate; Deck, the centre of deck is provided with the circular port that can be linked on detector module cylindrical, and deck is fixedly connected with multiple tracks circuit module box; Handle, is arranged on a side of deck; Malin's cup, what it was hollow is cylindrical, its upper bottom surface sealing, bottom surface is provided with the hole that can be arranged on detector module; Vitriol chamber, is arranged on the outside of Malin's cup.
Preferably, the top of this detector module is divided columniform diameter to be less than bottom and is divided columniform diameter, between the top and the bottom of detector module, forms boss.
Preferably, the bottom surface of described Malin's cup is arranged on the boss of detector module top and the bottom formation.
Preferably, the bottom of detector module and multiple tracks circuit module box one side are arranged on same level.
The utility model has following advantage compared to prior art: its simple in structure and gamma spectrum specific activity measuring instrument can be realized the function of a tractor serves several purposes, can use as gamma spectrum, has again the function that γ specific activity is measured.
Accompanying drawing explanation
Fig. 1 is the vertical front view of portable gamma energy spectrometer in the utility model;
Fig. 2 is the horizontal front view of portable gamma energy spectrometer in the utility model;
Fig. 3 is the cut-open view of B-B in Fig. 2;
Fig. 4 is the front view of portable gamma spectrum specific activity measuring instrument in the utility model;
Fig. 5 is the cut-open view of A-A in Fig. 4.
Embodiment
Below, by exemplary embodiment, the utility model is specifically described.But should be appreciated that element, structure and the feature in an embodiment also can be attached in other embodiments valuably in the situation that further not narrating.
Referring to Fig. 1, it is the vertical front view of portable gamma energy spectrometer in the utility model; Fig. 2 is the horizontal front view of portable gamma energy spectrometer in the utility model; Fig. 3 is the cut-open view of B-B in Fig. 2.As shown in the figure, this gamma energy spectrometer comprises columniform detector module 1, for gamma energy spectrometer can more be occupied stably on the ground in use, in the bottom surface of this detector module 1, base is set, and base is circular, and its diameter is greater than the diameter of detector module 1; Preferably, the top of this detector module 1 is divided columniform diameter to be less than bottom and is divided columniform diameter, between the top and the bottom of detector module 1, forms boss; This gamma energy spectrometer also comprises multiple tracks circuit module box 2, is provided with circuit module plate in it, and its arranged outside has supply hub; This gamma energy spectrometer also comprises deck 4, the centre of deck 4 is provided with the circular port that can be linked on detector module 1 cylindrical, deck 4 is fixedly connected with multiple tracks circuit module box 2, this is fixedly connected with and can connects by screw or bolt, so also just multiple tracks circuit module box 2 and detector module 1 is linked together; For the ease of carrying this instrument, on the top of deck, be also provided with handle 3.In order further portable gamma spectrum meter to be stood on ground stably, the bottom of detector module 1 and multiple tracks circuit module box 2 one sides are in same level.
Referring to Fig. 4, be the front view of portable gamma spectrum specific activity measuring instrument in the utility model, Fig. 5 is the cut-open view of A-A in Fig. 4.As shown in the figure, this gamma spectrum specific activity measuring instrument is on the basis of above-mentioned gamma energy spectrometer, to set up Malin's cup 6, what this Malin's cup 6 was hollow is cylindrical, its upper bottom surface sealing, bottom surface is provided with the hole that can be arranged on detector module 1, while forming boss between the top and the bottom of above-mentioned preferred detector module 1, this Malin's cup 6 is arranged on the boss that detector module 1 forms, Malin's cup 6, under same test condition, is compared the detection efficiency that can reach and can in district, can be brought up to 2～5 times different from the bottle of same volume; In addition, in the outer setting of Malin's cup 6, there is the environmental γ ray that can shield in operating room, improve the vitriol chamber 5 of low-level radioactive sample precision.
Be appreciated that the utility model is described by some embodiment, those skilled in the art know, in the situation that not departing from spirit and scope of the present utility model, can carry out various changes or equivalence replacement to these features and embodiment.In addition, under instruction of the present utility model, can modify to adapt to concrete situation and material and can not depart from spirit and scope of the present utility model these features and embodiment.Therefore, the utility model is not subject to the restriction of specific embodiment disclosed herein, and the embodiment within the scope of all the application's of falling into claim belongs in the scope that the utility model protects.
Claims (7)
1. a portable gamma energy spectrometer, is characterized in that, comprising:
Detector module (1), it is cylindrical, and the bottom surface of this detector module (1) arranges base, and base is circular, and its diameter is greater than the diameter of detector module (1) excircle;
Multiple tracks circuit module box (2), is provided with circuit module plate in it, its arranged outside has supply hub;
Deck (4), the centre of deck (4) is provided with the circular port that can be linked on detector module (1) cylindrical, and deck (4) is fixedly connected with multiple tracks circuit module box (2);
Handle (3), is arranged on the top of deck (4).
2. gamma energy spectrometer according to claim 1, is characterized in that, the top of this detector module (1) is divided columniform diameter to be less than bottom and divided columniform diameter, between the top and the bottom of detector module (1), forms boss.
3. gamma energy spectrometer according to claim 1 and 2, is characterized in that, the bottom of detector module (1) and multiple tracks circuit module box (2) one sides are arranged on same level.
4. a gamma spectrum specific activity measuring instrument, is characterized in that, comprising:
Detector module (1), it is cylindrical, and the bottom surface of this detector module (1) is provided with base, and base is circular, and its diameter is greater than the diameter of detector module (1) excircle;
Multiple tracks circuit module box (2), for placing circuit module plate;
Deck (4), the centre of deck (4) is provided with the circular port that can be linked on detector module (1) cylindrical, and deck (4) is fixedly connected with multiple tracks circuit module box (2);
Handle (3), is arranged on a side of deck (4);
Malin's cup (6), what it was hollow is cylindrical, its upper bottom surface sealing, bottom surface is provided with the hole that can be arranged on detector module (1);
Vitriol chamber (5), is arranged on the outside of Malin's cup (6).
5. gamma spectrum specific activity measuring instrument according to claim 4, is characterized in that, the top of this detector module (1) is divided columniform diameter to be less than bottom and divided columniform diameter, between the top and the bottom of detector module (1), forms boss.
6. gamma spectrum specific activity measuring instrument according to claim 5, is characterized in that, the bottom surface of described Malin's cup (6) is arranged on the boss of detector module (1) top and the bottom formation.
7. according to the gamma spectrum specific activity measuring instrument described in claim 4 or 6, it is characterized in that, the bottom of detector module (1) and multiple tracks circuit module box (2) one sides are arranged on same level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320604552.4U CN203551791U (en) | 2013-09-27 | 2013-09-27 | Portable gamma spectrometer and gamma spectrum specific activity measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320604552.4U CN203551791U (en) | 2013-09-27 | 2013-09-27 | Portable gamma spectrometer and gamma spectrum specific activity measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203551791U true CN203551791U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320604552.4U Expired - Fee Related CN203551791U (en) | 2013-09-27 | 2013-09-27 | Portable gamma spectrometer and gamma spectrum specific activity measuring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203551791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291658A (en) * | 2016-10-26 | 2017-01-04 | 中国疾病预防控制中心辐射防护与核安全医学所 | A kind of fixed support of on-site rapid measurement environmental sample |
-
2013
- 2013-09-27 CN CN201320604552.4U patent/CN203551791U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291658A (en) * | 2016-10-26 | 2017-01-04 | 中国疾病预防控制中心辐射防护与核安全医学所 | A kind of fixed support of on-site rapid measurement environmental sample |
| CN106291658B (en) * | 2016-10-26 | 2018-11-06 | 中国疾病预防控制中心辐射防护与核安全医学所 | A kind of fixing bracket of on-site rapid measurement environmental sample |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20180927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |