CN217820895U - Anti-electromagnetic interference tritium ionization chamber - Google Patents
Anti-electromagnetic interference tritium ionization chamber Download PDFInfo
- Publication number
- CN217820895U CN217820895U CN202222704898.3U CN202222704898U CN217820895U CN 217820895 U CN217820895 U CN 217820895U CN 202222704898 U CN202222704898 U CN 202222704898U CN 217820895 U CN217820895 U CN 217820895U
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- Prior art keywords
- shell
- ionization chamber
- electromagnetic interference
- tritium
- tritium ionization
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- YZCKVEUIGOORGS-NJFSPNSNSA-N Tritium Chemical compound [3H] YZCKVEUIGOORGS-NJFSPNSNSA-N 0.000 title claims abstract description 46
- 229910052722 tritium Inorganic materials 0.000 title claims abstract description 46
- 239000002184 metal Substances 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000005507 spraying Methods 0.000 claims description 8
- 239000003973 paint Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 2
- 230000005670 electromagnetic radiation Effects 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 5
- 239000007769 metal material Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000005865 ionizing radiation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
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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
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- Measurement Of Radiation (AREA)
Abstract
The utility model discloses an electromagnetic interference resistance's tritium ionization chamber belongs to radioactivity measurement technical field. The tritium ionization chamber comprises: a housing and a detection system; the shell is provided with two layers, namely an inner shell and an outer shell, and the shell is made of metal materials to form a good metal shielding body; the detection system is arranged in the shell and comprises a filter, a vacuum pump, a transformer, a detector and an electromagnetic valve, wherein the detector is arranged in the inner shell. The utility model discloses have anti-electromagnetic interference's ability, prevented electromagnetic radiation to measuring result's interference for measuring accuracy is showing and is improving, also can use in comparatively complicated environment, has also protected tritium ionization chamber inside each electron device in addition, prolongs its life, has reduced the unnecessary loss.
Description
Technical Field
The utility model belongs to the technical field of the radioactivity measurement, in particular to electromagnetic interference resistance's tritium ionization chamber.
Background
An ionization chamber is a detector that measures ionizing radiation using the ionization effect of the ionizing radiation, and is also called an ion chamber.
The tritium ionization chamber is mainly used for rapidly measuring the concentration of tritium in an on-site gas environment, can adapt to a severe use environment, and is suitable for measuring the concentration of tritium in a packaging container and the environment. However, natural magnetic fields, sunlight, household appliances and the like around human beings can emit electromagnetic radiation with different intensities, the electromagnetic interference can cause loss of effective performance of an electronic device, and the existing tritium ionization chamber can be influenced by the electromagnetic interference, so that the accuracy of a measurement result is greatly reduced. In addition, the strong electromagnetic interference can damage sensitive and expensive electronic equipment of the tritium ionization chamber due to overload, and unnecessary loss is caused.
At present, no effective protective measures and solving means exist on the market aiming at the condition that the tritium ionization chamber is easy to be interfered by electromagnetic waves, so that the tritium ionization chamber capable of preventing the electromagnetic interference is particularly needed.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, an object of the utility model is to provide an electromagnetic interference resistance's tritium ionization chamber can effectively prevent electromagnetic radiation to improve measuring accuracy to measuring result's interference to electronic equipment's protection.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
a tritium ionization chamber to prevent electromagnetic interference, the tritium ionization chamber comprising: a housing and a detection system;
the shell comprises an outer shell and an inner shell; the outer shell consists of a bottom plate and a shell, the bottom plate and the shell are tightly connected to form a closed space, all surfaces of the inner shell are tightly connected to form a closed space, and the detection system is arranged in the closed space formed between the outer shell and the inner shell; the inner shell is fixedly connected to the bottom plate through a support and is connected with the outer shell through a gas path pipeline;
the detection system comprises a vacuum pump, a transformer, a filter, a detector and an electromagnetic valve; the filter is fixedly connected to the side wall of the shell; the vacuum pump and the transformer are fixedly connected to the bottom plate; the detector is arranged in the inner shell; the transformer is connected with the shell through a gas path pipeline; the inner shell is connected with the vacuum pump through a gas pipeline.
Further: the shell is made of metal, and the section of the shell is rectangular; the metal shield shields the far field (radiation field) of the radiation interference source by reflection and absorption of electromagnetic waves, and therefore the case made of metal can perform a good electromagnetic shielding function.
Further, the method comprises the following steps: the shell is subjected to appearance treatment by adopting a plastic spraying or paint spraying mode, the sprayed shell is protected, and each metal surface is in close fit and good contact, so that effective metal shielding can be formed.
Further: and conducting strips are arranged at the joints of the surfaces of the shell and the joints of the shell and other matched equipment, so that the shell is ensured to form a good conductor.
Further: a metal hose sleeve is arranged outside a sheath of the electric wire in the tritium ionization chamber, and electromagnetic radiation generated by the electric wire is shielded inside the shell.
Further, the method comprises the following steps: the power supply connector is arranged on the outer surface of the casing, and the power consumption requirement of the tritium ionization chamber is met.
Further: the electromagnetic valve is arranged on the air path pipeline and used for controlling the on-off of the air path.
Further: and a small wheel is arranged at the bottom of the bottom plate and used for moving the tritium ionization chamber.
Compared with the prior art, the utility model has the advantages of as follows:
1) The arrangement of the multilayer metal shell enables the tritium ionization chamber to have the anti-electromagnetic interference capability, the arrangement of the outer shell protects the internal tritium ionization chamber and other electronic components from being interfered by electromagnetic radiation, and the arrangement of the inner shell protects the detector from being interfered, so that the measurement accuracy is obviously improved; meanwhile, a filter device is arranged in the shell and can filter electromagnetic radiation generated by an internal electronic device, and a metal hose sleeve is also arranged outside the sheath of the wire, so that the electromagnetism generated by the wire is further shielded; in addition, the shell is subjected to shape processing in the form of plastic spraying or paint spraying and additional installation of the conductive strips, so that the whole shell can form a good metal shielding body.
2) The multi-layer metal shell, the filter, the metal hose sleeve and the like are arranged, so that the accuracy of a measuring result is greatly improved, electronic devices in the tritium ionization chamber are protected against electromagnetic interference, the service life of the tritium ionization chamber is prolonged, and the cost is reduced; additionally, the utility model discloses a bottom plate bottom has set up the steamboat, has made things convenient for the operator to use tritium ionization chamber in-process removal, labour saving and time saving more.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a tritium ionization chamber for preventing electromagnetic interference.
Fig. 2 is a front sectional view of the tritium ionization chamber for preventing electromagnetic interference.
Fig. 3 is a left side sectional view of the tritium ionization chamber for preventing electromagnetic interference.
Fig. 4 is a top sectional view of the tritium ionization chamber for preventing electromagnetic interference.
Fig. 5 is a front sectional view of the housing of the tritium ionization chamber for preventing electromagnetic interference.
Fig. 6 is a schematic view of the profile processing of a tritium ionization chamber for preventing electromagnetic interference.
Fig. 7 is a schematic structural diagram of a conductive strip according to an embodiment of the present invention.
Fig. 8 is a schematic diagram of a conductive strip in contact with assembly a according to an embodiment of the present invention.
Fig. 9 is a schematic diagram of the conductive strip of the embodiment of the present invention pressed against assembly a.
The labels in the figure are respectively:
1. a shell, 2, a bottom plate, 3, an inner shell, 4, a filter, 5, a vacuum pump, 6, a transformer, 7, a detector, 8 conducting bar, 9 colored area, 10 protective area, 11 assembly a,12 assembly B.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention. Thus, the detailed description of the embodiments of the present invention provided below is not intended to limit the scope of the claimed invention, but is merely representative of selected embodiments of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.
Example 1:
as shown in fig. 1, 2, 3 and 4, the tritium ionization chamber includes: a housing and a detection system; the shell comprises an outer shell and an inner shell 3; the outer shell is composed of a bottom plate 2 and a machine shell 1, the bottom plate 2 and the machine shell 1 are tightly connected to form a closed space, all surfaces of the inner shell 3 are tightly connected to form a closed space, and a detection system is arranged in the closed space formed between the outer shell and the inner shell 3; the inner shell 3 is fixedly connected to the bottom plate 2 through a bracket, and the inner shell 3 is connected with the outer shell through an air channel pipeline; the detection system comprises a vacuum pump 5, a transformer 6, a filter 4, a detector 7 and an electromagnetic valve; the filter 4 is fixedly connected to the side wall of the shell; the vacuum pump 5 and the transformer 6 are fixedly connected to the bottom plate 2; the detector 7 is arranged in the inner shell 3; the transformer 6 is connected with the outer shell through an air pipeline, and the inner shell 3 is also connected with the vacuum pump 5 through an air pipeline; the solenoid valve sets up the break-make that is used for controlling the gas circuit on the gas circuit pipeline, the shell outside still is provided with power connection for satisfy tritium ionization chamber's power consumption demand.
As shown in fig. 5, the casing is a two-layer metal casing, that is, the casing 1, the bottom plate 2 and the inner casing 3 are all made of metal material, and the cross sections of the outer casing and the inner casing 3 are rectangular. It is right the utility model discloses carry out the appearance to the casing before assembling and handle, local protection spraying promptly, as shown in fig. 6, protect regional 10 pastes the protection sticker, carry out spray finishing at painted area 9, take off the sticker after the spraying, guarantee that the close fitting region does not have the coating to cover after the spraying, make the casing metal part (assembly part A11 and assembly part B12) that is protected when assembling each other in the in close contact with, form the shielding body, as shown in fig. 7, fig. 8 and fig. 9 are shown, install busbar 8 additional in unable close connection department, busbar 8 also installs the junction at casing and other corollary equipment additional simultaneously, when the arc surface at busbar 8 receives the extrusion, the arc surface contacts with assembly part B12, make two face in close contact with, so make whole casing electrically conductive.
The utility model discloses use multilayer metal casing ground connection to protect tritium ionization chamber, shield electromagnetic interference in order to ensure that ionization chamber wherein is not influenced, set up detector 7 of measuring tritium concentration in inner shell 3, receive the protection of two-layer metal casing, make the measuring result not disturbed, the measuring accuracy is showing and is improving; in addition, set up wave filter 4 in the casing, can filter effectively and prevent the electromagnetic interference that the inside electron device of casing produced, be in simultaneously the utility model discloses the outside of electric wire crust that involves sets up the metal hose cover, can further shield the electromagnetic interference that the electric wire brought. In addition, the bottom of the bottom plate 2 is provided with a small wheel, so that an operator can move the tritium ionization chamber conveniently when using the tritium ionization chamber, and time and labor are saved.
The utility model discloses well detecting system mainly is used for carrying out the evacuation to detector 7, pours into the gas circuit pipeline that links to each other with the shell and is surveyed the gas and carry out concentration measurement, will be surveyed the gas after accomplishing the test and force the discharge.
The above are only preferred embodiments of the present invention, and it should be noted that the above preferred embodiments should not be considered as limitations of the present invention, and the scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and such modifications and adaptations are intended to be included within the scope of the invention.
Claims (8)
1. A kind of electromagnetic interference resistance tritium ionization chamber, characterized by that, the tritium ionization chamber includes: a housing and a detection system;
the shell comprises an outer shell and an inner shell; the outer shell consists of a bottom plate and a shell, the bottom plate and the shell are tightly connected to form a closed space, all surfaces of the inner shell are tightly connected to form a closed space, and the detection system is arranged in the closed space formed between the outer shell and the inner shell; the inner shell is fixedly connected to the bottom plate through a support and is connected with the outer shell through a gas path pipeline;
the detection system comprises a vacuum pump, a transformer, a filter, a detector and an electromagnetic valve; the filter is fixedly connected to the side wall of the shell; the vacuum pump and the transformer are fixedly connected to the bottom plate; the detector is arranged in the inner shell; the transformer is connected with the shell through a gas circuit pipeline; the inner shell is connected with the vacuum pump through a gas pipeline.
2. An electromagnetic interference prevention tritium ionization chamber as claimed in claim 1, wherein the housing is made of metal and has a rectangular cross section.
3. An electromagnetic interference preventing tritium ionization chamber as claimed in claim 1, wherein the casing is shaped by plastic or paint spraying.
4. An electromagnetic interference preventing tritium ionization chamber as claimed in claim 1, wherein the junction of each surface of the housing and the junction of the housing and other corollary equipment are also provided with conductive strips.
5. An electromagnetic interference preventing tritium ionization chamber as claimed in claim 1, wherein a metal hose cover is provided outside the sheath of the electric wire in the tritium ionization chamber.
6. An electromagnetic interference preventing tritium ionization chamber as claimed in claim 1, wherein the casing is provided with a power supply connector on its exterior.
7. An electromagnetic interference prevention tritium ionization chamber as claimed in claim 1, wherein the solenoid valve is disposed on the gas path pipeline.
8. An electromagnetic interference resistance tritium ionization chamber as claimed in claim 1, wherein the bottom of the bottom plate is equipped with small wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222704898.3U CN217820895U (en) | 2022-10-14 | 2022-10-14 | Anti-electromagnetic interference tritium ionization chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222704898.3U CN217820895U (en) | 2022-10-14 | 2022-10-14 | Anti-electromagnetic interference tritium ionization chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217820895U true CN217820895U (en) | 2022-11-15 |
Family
ID=83975852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222704898.3U Active CN217820895U (en) | 2022-10-14 | 2022-10-14 | Anti-electromagnetic interference tritium ionization chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217820895U (en) |
-
2022
- 2022-10-14 CN CN202222704898.3U patent/CN217820895U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A tritium ionization chamber for preventing electromagnetic interference Granted publication date: 20221115 Pledgee: China Construction Bank Corporation Mianyang Branch Pledgor: Zhongchuang Zhike (Mianyang) Technology Co.,Ltd. Registration number: Y2024980004201 |