CN203177929U - Nuclear radiation material level detector - Google Patents
Nuclear radiation material level detector Download PDFInfo
- Publication number
- CN203177929U CN203177929U CN 201320137599 CN201320137599U CN203177929U CN 203177929 U CN203177929 U CN 203177929U CN 201320137599 CN201320137599 CN 201320137599 CN 201320137599 U CN201320137599 U CN 201320137599U CN 203177929 U CN203177929 U CN 203177929U
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- Prior art keywords
- nuclear radiation
- photomultiplier
- signal processor
- material level
- detection signal
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Abstract
The utility model relates to the technical field of nuclear radiation detection, and discloses a nuclear radiation material level detector. The nuclear radiation material level detector comprises a shell, a crystal, a photomultiplier, a nuclear radiation detection signal processor, a material level counter and a packaging cover. An anti-vibration pad is installed on the bottom of the shell. The crystal, the photomultiplier, the nuclear radiation detection signal processor and the material level counter are arranged inside the shell. A tile type multiplier electrode is arranged inside the photomultiplier additionally. The nuclear radiation detection signal processor is formed by sequentially connecting an audion amplifying circuit, a discriminator circuit and a frequency divider. The material level counter comprises an oscillator, a driver and a single-chip microcomputer digital display drive circuit. The integrated structure is adopted, and therefore the nuclear radiation material level detector is flexible in field application, convenient to install and strong in anti-jamming capability, and meets requirements of intensive control in the industrial application field.
Description
Technical field
The utility model belongs to the nuclear radiation detection technical field, relates in particular to a kind of nuclear radiation thing location probe.
Background technology
For many years, the radioactive material position measuring instrument of domestic application all is made up of detector, radiation source, secondary instrument three-major-items, and adopt substantial radiation source, analog quantity detection mode more, its principal feature is not contact with measured object, carry out Non-Destructive Testing, and can under mal-conditions such as high temperature, high pressure, severe toxicity, detect, have application widely.Along with producing and the reach of science; the control level at commercial Application scene has had very big progress and raising; intensive control method has all been adopted at existing most commercial Application scene; the thing followed is that thing position detection technique has been proposed new more demand; also stricter to requirement on environmental protection simultaneously; under the situation of this demand; traditional nuclear radiation thing location probe; the rig-site utilization very flexible; trouble is installed, and detector to the Chief Signal Boatswain cable transmission of secondary instrument has also increased in the testing process of thing position disturbs link, and the required radiation source intensity of analog quantity detection mode is big; environment there is certain pollution; sensitivity is low, shows not intuitively, and the reaction time is slow; control brings a lot of inconvenience and unfavorable to detect automatically for the on-the-spot thing of commercial Application position, makes it can't adapt to the requirement of the on-the-spot intensive control of commercial Application.
The utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model is to provide a kind of easy for installation, applying flexible, nuclear radiation thing location probe that antijamming capability is strong.
Complete skill scheme of the present utility model is, a kind of nuclear radiation thing location probe comprises that housing, crystal, photomultiplier, nuclear radiation detection signal processor, level meter count device, cap.
Described housing bottom is equipped with crash roll, and enclosure interior is provided with crystal, photomultiplier, nuclear radiation detection signal processor, level meter and counts device.
Described crystal one end connects photomultiplier, and the other end connects housing bottom, and an end that connects housing bottom is provided with the slow crash roll of pressing.
Described photomultiplier inside adds a watt type multiplier electrode.
The quantity of described watt of type multiplier electrode is no less than two-stage.
Described nuclear radiation signal processor is made up of the transistor amplifier, discriminator circuit and the frequency divider that link to each other successively.
Described level meter is counted device and is comprised oscillator, driver, the digital display driver circuit of single-chip microcomputer number, electric signal by the input of nuclear radiation detection signal processor, treated oscillator and the driver of being input to, and enter single-chip microcomputer by function key control, control, regularly, counting and computational analysis, output to external man-machine interface through digital display driver circuit afterwards.
Described cap is by the fixing closure casing of cylindrical nuts, and cap is provided with cable interface.
The utility model compared with prior art has following beneficial effect:
The utility model provides a kind of nuclear radiation density detector, compares with existing detector, directly radiation signal is screened and is handled, and has improved detection reaction speed; Improve radiological measuring technical feature and dirigibility, satisfied the demand of the on-the-spot intensive control of commercial Application fully; Can with under the situation that measured object contacts not carry out Non-Destructive Testing, and can under conditions such as high temperature, high pressure, severe toxicity, detect.The utility model adopts integral structure to make rig-site utilization flexible, and antijamming capability easy for installation is strong.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, constitutes the application's a part, does not constitute to improper restriction of the present utility model, in the accompanying drawings:
Fig. 1 is the utility model structural representation;
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the utility model in this illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
Present embodiment provides a kind of nuclear radiation thing location probe, and structure comprises that housing 1, crystal 2, photomultiplier 3, nuclear radiation detection signal processor 4, level meter count device 5, cap 6 as shown in Figure 1; Described housing 1 bottom is equipped with crash roll 7, and housing 1 inside is provided with crystal 2, photomultiplier 3, nuclear radiation detection signal processor 4, level meter and counts device 5; Described crystal 2 one end connects photomultiplier 3, and the other end connects housing 1 bottom, and an end that connects housing 1 bottom is provided with the slow crash roll 8 of pressing; Described photomultiplier 3 inside add a watt type multiplier electrode 9; The quantity of described watt of type multiplier electrode 9 is no less than two-stage; Described nuclear radiation signal processor 4 is made up of the transistor amplifier 10, discriminator circuit 11 and the frequency divider 12 that link to each other successively.
Described level meter is counted device 5 and is comprised oscillator 13, driver 14, the digital display driver circuit 16 of single-chip microcomputer 15 numbers, electric signal by 4 inputs of nuclear radiation detection signal processor, treated oscillator 13 and the driver 14 of being input to, and enter single-chip microcomputer 15 by function key control, control, regularly, counting and computational analysis, output to external man-machine interface through digital display driver circuit 16 afterwards; Described cap 6 is by the fixing closure casing 1 of cylindrical nuts, and cap 6 is provided with cable interface 17.
The utility model is compared with existing detector, directly radiation signal is screened and is handled, and has improved detection reaction speed; Improve radiological measuring technical feature and dirigibility, satisfied the demand of the on-the-spot intensive control of commercial Application fully; Can with under the situation that measured object contacts not carry out Non-Destructive Testing, and can under conditions such as high temperature, high pressure, severe toxicity, detect.The utility model adopts integral structure to make rig-site utilization flexible, and antijamming capability easy for installation is strong.
More than technical scheme that the utility model embodiment is provided be described in detail, used specific case herein principle and the embodiment of the utility model embodiment are set forth, the explanation of above embodiment only is applicable to the principle that helps to understand the utility model embodiment; Simultaneously, for one of ordinary skill in the art, according to the utility model embodiment, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as restriction of the present utility model.
Claims (5)
1. nuclear radiation thing location probe comprises that housing, crystal, photomultiplier, nuclear radiation detection signal processor, level meter count device, cap; It is characterized in that: described housing bottom is equipped with crash roll, and enclosure interior is provided with crystal, photomultiplier, nuclear radiation detection signal processor, level meter and counts device.
2. a kind of nuclear radiation thing location probe according to claim 1 is characterized in that: described crystal one end connects photomultiplier, and the other end connects housing bottom, and an end that connects housing bottom is provided with the slow crash roll of pressing.
3. a kind of nuclear radiation thing location probe according to claim 2, it is characterized in that: described photomultiplier inside adds a watt type multiplier electrode; The quantity of described watt of type multiplier electrode is no less than two-stage.
4. a kind of nuclear radiation thing location probe according to claim 3 is characterized in that: described nuclear radiation signal processor is made up of the transistor amplifier, discriminator circuit and the frequency divider that link to each other successively.
5. a kind of nuclear radiation thing location probe according to claim 4, it is characterized in that: described level meter is counted device and is comprised oscillator, driver, the digital display driver circuit of single-chip microcomputer number, electric signal by the input of nuclear radiation detection signal processor, treated oscillator and the driver of being input to, and enter single-chip microcomputer by function key control, control, regularly, counting and computational analysis, output to external man-machine interface through digital display driver circuit afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320137599 CN203177929U (en) | 2013-03-25 | 2013-03-25 | Nuclear radiation material level detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320137599 CN203177929U (en) | 2013-03-25 | 2013-03-25 | Nuclear radiation material level detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203177929U true CN203177929U (en) | 2013-09-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320137599 Expired - Fee Related CN203177929U (en) | 2013-03-25 | 2013-03-25 | Nuclear radiation material level detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203177929U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712668A (en) * | 2014-01-22 | 2014-04-09 | 黑龙江省中贝技术有限公司 | Passive nuclear material level detector and detecting method |
-
2013
- 2013-03-25 CN CN 201320137599 patent/CN203177929U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712668A (en) * | 2014-01-22 | 2014-04-09 | 黑龙江省中贝技术有限公司 | Passive nuclear material level detector and detecting method |
| CN103712668B (en) * | 2014-01-22 | 2016-06-08 | 黑龙江省中贝技术有限公司 | Passive type core material level detector and detection method |
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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: 20130904 Termination date: 20170325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |