CN219737607U - Combined darkroom for testing - Google Patents
Combined darkroom for testing Download PDFInfo
- Publication number
- CN219737607U CN219737607U CN202320947064.7U CN202320947064U CN219737607U CN 219737607 U CN219737607 U CN 219737607U CN 202320947064 U CN202320947064 U CN 202320947064U CN 219737607 U CN219737607 U CN 219737607U
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- China
- Prior art keywords
- shielding chamber
- half shielding
- upper half
- rotary table
- lower half
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- 238000012360 testing method Methods 0.000 title claims abstract description 17
- 230000005855 radiation Effects 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 239000011358 absorbing material Substances 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000009467 reduction Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 2
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The utility model belongs to the technical field of radiation testing, in particular to a combined darkroom for testing, which comprises: the upper half shielding chamber and the lower half shielding chamber are hollow, one side wall of the upper half shielding chamber and one side wall of the lower half shielding chamber, which are opposite, are open, and the upper half shielding chamber and the lower half shielding chamber are combined to form a closed shielding chamber; the wave-absorbing material layer is uniformly paved on the inner wall of the shielding chamber; the rotary table and the driving mechanism are positioned on the upper side of the upper half shielding chamber. A closed shielding chamber is formed by combining the lower half shielding chamber and the upper half shielding chamber, so that wave-absorbing material layers are arranged on all surfaces of an inner cavity of the shielding chamber, a good wave-absorbing effect can be achieved, and interference is reduced; the cooperation of mounting bracket and radiation detection instrument is adopted, can set up a plurality of radiation detection instruments according to the service condition to carry out the multi-angle to the product that detects and detect, the data result of detection is comparatively accurate.
Description
Technical Field
The utility model relates to the technical field of radiation testing, in particular to a combined darkroom for testing.
Background
The anechoic chamber is a closed shielding chamber which is mainly used for simulating open fields and is also used for measuring radiation radio disturbance (EMI) and radiation sensitivity (EMS).
When the anechoic chamber is used, an inlet is usually arranged, a tested product is placed in the anechoic chamber, the conventional anechoic chamber is designed to be a form without a wave absorbing material on the lower surface for facilitating installation of a turntable, so that external interference from the lower part is difficult to avoid, and multi-direction detection is difficult to be carried out on the tested product.
Disclosure of Invention
The present utility model is directed to a combined darkroom for testing, which solves the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a combination darkroom for testing, comprising:
the upper half shielding chamber and the lower half shielding chamber are hollow, one side wall of the upper half shielding chamber and one side wall of the lower half shielding chamber, which are opposite, are open, and the upper half shielding chamber and the lower half shielding chamber are combined to form a closed shielding chamber;
the wave-absorbing material layer is uniformly paved on the inner wall of the shielding chamber;
the rotary table and the driving mechanism are positioned on the upper side of the upper half shielding chamber, the rotary table is positioned in the shielding chamber, and the driving mechanism is connected with the rotary table and drives the rotary table to rotate;
the radiation detection instrument comprises a mounting frame and a radiation detection instrument mounted on the mounting frame, wherein the mounting frame is connected to the inner wall of the shielding chamber, and the radiation detection instrument corresponds to the position of the rotary table.
Further, the side wall edge of the lower half shielding chamber extends outwards to form a mounting edge, and a connecting hole for connecting a screw is formed in the mounting edge.
Further, handles are arranged on two opposite side walls of the upper half shielding chamber, and the upper half shielding chamber and the handles are welded or cast into a whole.
Further, grooves are formed in the lower edge of the inner wall of the upper half shielding chamber and the upper edge of the outer wall of the lower half shielding chamber, and the grooves between the upper half shielding chamber and the lower half shielding chamber are matched in a clamping manner.
Further, the driving mechanism comprises a speed reduction driving motor positioned on the upper surface of the upper half shielding chamber, the lower end of an output shaft of the speed reduction driving motor is connected with a support, the support extends into the shielding chamber, and the bottom end of the support is connected with the upper surface of the rotating table.
Further, the revolving stage includes outer holding ring and is located the inboard fretwork supporting network of outer holding ring, the support is the Y shape of falling, the bottom and the holding ring upper surface of support are connected.
Further, the mounting frame comprises a side support column with one end connected to the inner wall of the shielding chamber and an arc-shaped T-shaped guide rail connected to the other end of the side support column, a slide block matched with the arc-shaped T-shaped guide rail is mounted on the radiation detection instrument, positioning holes are formed in the arc-shaped T-shaped guide rail and the slide block, and the arc-shaped T-shaped guide rail is connected with the positioning holes in the slide block through screws.
Compared with the prior art, the utility model has the beneficial effects that:
1) A closed shielding chamber is formed by combining the lower half shielding chamber and the upper half shielding chamber, so that wave-absorbing material layers are arranged on all surfaces of an inner cavity of the shielding chamber, a good wave-absorbing effect can be achieved, and interference is reduced;
2) The cooperation of mounting bracket and radiation detection instrument is adopted, can set up a plurality of radiation detection instruments according to the service condition to carry out the multi-angle to the product that detects and detect, the data result of detection is comparatively accurate.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the shielding chamber of the present utility model;
fig. 3 is a schematic structural view of a side pillar, arcuate T-rail of the present utility model.
In the figure: the device comprises a lower half shielding chamber 1, an installation edge 11, an upper half shielding chamber 2, a handle 21, a reduction driving motor 3, a support 4, a rotary table 5, a wave absorbing material layer 6, a side support 7, an arc-shaped T-shaped guide rail 8, a positioning hole 81 and a radiation detection instrument 9.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples:
referring to fig. 1-3, the present utility model provides a technical solution: a combination darkroom for testing, comprising:
the upper half shielding room 2 and the lower half shielding room 1 are hollow, one side wall of the upper half shielding room 2 and one side wall of the lower half shielding room 1, which are visible, are open, and a closed shielding room is formed by combining the upper half shielding room 2 and the lower half shielding room 1;
the wave-absorbing material layer 6 is uniformly paved on the inner wall of the shielding chamber; the material of the wave absorbing material layer 6 is composed of a single-layer ferrite sheet with the working frequency range of 30 MHz-1000 MHz and a conical carbon-containing sponge wave absorbing material, wherein the conical carbon-containing sponge wave absorbing material is formed by the penetration of polyurethane foam plastics in a carbon gel solution and has good flame retardant property (the prior art is not repeated here).
The rotary table 5 and the driving mechanism are positioned on the upper side of the upper half shielding chamber 2, the rotary table 5 is positioned in the shielding chamber, and the driving mechanism is connected with the rotary table 5 and drives the rotary table 5 to rotate; the driving mechanism can drive the rotary table 5 and the detected objects arranged on the rotary table 5 to rotate, and the detected objects are detected in all directions.
The radiation detection instrument comprises a mounting frame and a radiation detection instrument 9 mounted on the mounting frame, wherein the mounting frame is connected to the inner wall of the shielding chamber, and the radiation detection instrument 9 corresponds to the position of the rotary table 5. The radiation detecting apparatus 9 adopts the prior art, and can meet the detection of the detected object.
Preferably, the side wall edge of the lower half shielding chamber 1 extends outwards to form a mounting edge 11, and a connecting hole for connecting a screw is formed in the mounting edge 11. Through the setting of connecting hole, it is convenient to whole fixed.
Preferably, handles 21 are disposed on two opposite side walls of the upper half shielding chamber 2, and the upper half shielding chamber 2 and the handles 21 are welded or cast into one piece. Through the setting of handle 21, conveniently get to put half shield room 2, when the article of being detected is great, can change handle 21 into rings to the mode of adopting the hoist and mount installs and dismantle half shield room 2.
Preferably, grooves are formed at the lower edge of the inner wall of the upper half shielding chamber 2 and the upper edge of the outer wall of the lower half shielding chamber 1, and the grooves between the upper half shielding chamber 2 and the lower half shielding chamber 1 are mutually clamped and matched. As shown in fig. 2, the lower edge of the inner wall of the upper half shielding chamber 2 is engaged with the upper edge of the outer wall of the lower half shielding chamber 1, and after the engagement, the surface between the upper half shielding chamber 2 and the lower half shielding chamber 1 is flat.
Preferably, the driving mechanism comprises a speed reduction driving motor 3 positioned on the upper surface of the upper half shielding chamber 2, the lower end of an output shaft of the speed reduction driving motor 3 is connected with a support 4, the support 4 extends into the shielding chamber, and the bottom end of the support 4 is connected with the upper surface of the rotary table 5. The speed reduction driving motor 3 is positioned outside the shielding chamber, so that the influence of interference generated when the speed reduction driving motor 3 works on a test result is avoided.
Preferably, the rotary table 5 comprises an outer support ring and a hollowed-out support net positioned on the inner side of the outer support ring, the support 4 is in an inverted Y shape, and the bottom end of the support 4 is connected with the upper surface of the support ring. The specific structure of the rotary table 5 is shown in fig. 2, the detected article is supported on the rotary table 5, the speed reduction driving motor 3 drives the rotary table 5 to rotate, so that the detected article rotates, and the radiation detecting instrument 9 can be installed at different positions of the installation frame, so that the detected article can be detected in different directions.
Preferably, the mounting bracket includes that one end is connected at the side pillar 7 of shielding room inner wall and is connected the arc T type guide rail 8 at the side pillar 7 other end, install on the radiation detecting instrument 9 with arc T type guide rail 8 complex slider, and all offered locating hole 81 on arc T type guide rail 8 and the slider, pass through screw connection between the locating hole 81 on arc T type guide rail 8 and the slider.
Working principle: when in use, the detected object is placed on the rotary table 5, the detected object is opened, and the lower half shielding chamber 1 and the upper half shielding chamber 2 are combined, so that the lower half shielding chamber 1 and the upper half shielding chamber 2 form a closed shielding chamber.
The deceleration driving motor 3 drives the support 4 and the rotary table 5 to rotate, thereby driving the detected article to rotate, the detected article which is started to work is in a normal working state, three radiation detection instruments 9 are fixed on the arc-shaped T-shaped guide rail 8 through screws, the three radiation detection instruments 9 are respectively positioned at the upper, middle and lower three positions, and the rotated detected article can be detected from the upper, middle and lower three positions.
The three position radiation detecting apparatuses 9 are replaced with corresponding detecting apparatuses according to specific detection data (specifically, existing apparatuses are adopted, and no change is made here).
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A combination darkroom for testing, comprising:
the upper half shielding chamber (2) and the lower half shielding chamber (1), wherein the upper half shielding chamber (2) and the lower half shielding chamber (1) are hollow, one side wall of the upper half shielding chamber (2) and one side wall of the lower half shielding chamber (1) which are opposite to each other are open, and the upper half shielding chamber (2) and the lower half shielding chamber (1) are combined to form a closed shielding chamber;
the wave-absorbing material layer (6), the wave-absorbing material layer (6) is evenly spread on the inner wall of the shielding chamber;
the rotary table (5) and the driving mechanism are positioned on the upper side of the upper half shielding chamber (2), the rotary table (5) is positioned in the shielding chamber, and the driving mechanism is connected with the rotary table (5) and drives the rotary table (5) to rotate;
the radiation detection instrument comprises a mounting frame and a radiation detection instrument (9) mounted on the mounting frame, wherein the mounting frame is connected to the inner wall of the shielding chamber, and the radiation detection instrument (9) corresponds to the position of the rotary table (5).
2. A combination darkroom for testing according to claim 1, wherein: the side wall edge of the lower half shielding chamber (1) extends outwards to form a mounting edge (11), and a connecting hole for connecting a screw is formed in the mounting edge (11).
3. A combination darkroom for testing according to claim 1, wherein: handles (21) are arranged on two opposite side walls of the upper half shielding chamber (2), and the upper half shielding chamber (2) and the handles (21) are welded or cast into a whole.
4. A combination darkroom for testing according to claim 1, wherein: grooves are formed in the lower edge of the inner wall of the upper half shielding chamber (2) and the upper edge of the outer wall of the lower half shielding chamber (1), and the grooves between the upper half shielding chamber (2) and the lower half shielding chamber (1) are matched in a clamping manner.
5. A combination darkroom for testing according to claim 1, wherein: the driving mechanism comprises a speed reduction driving motor (3) positioned on the upper surface of the upper half shielding chamber (2), the lower end of an output shaft of the speed reduction driving motor (3) is connected with a support (4), the support (4) extends into the shielding chamber, and the bottom end of the support (4) is connected with the upper surface of the rotary table (5).
6. A combination camera for testing according to claim 5, wherein: the rotary table (5) comprises an outer support ring and a hollowed-out support net positioned on the inner side of the outer support ring, the support (4) is in an inverted Y shape, and the bottom end of the support (4) is connected with the upper surface of the support ring.
7. A combination darkroom for testing according to claim 1, wherein: the mounting frame comprises a side support column (7) with one end connected to the inner wall of the shielding chamber and an arc-shaped T-shaped guide rail (8) connected to the other end of the side support column (7), a slide block matched with the arc-shaped T-shaped guide rail (8) is mounted on the radiation detection instrument (9), positioning holes (81) are formed in the arc-shaped T-shaped guide rail (8) and the slide block, and the arc-shaped T-shaped guide rail (8) is connected with the positioning holes (81) in the slide block through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320947064.7U CN219737607U (en) | 2023-04-24 | 2023-04-24 | Combined darkroom for testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320947064.7U CN219737607U (en) | 2023-04-24 | 2023-04-24 | Combined darkroom for testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219737607U true CN219737607U (en) | 2023-09-22 |
Family
ID=88062925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320947064.7U Active CN219737607U (en) | 2023-04-24 | 2023-04-24 | Combined darkroom for testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219737607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117665410A (en) * | 2024-01-29 | 2024-03-08 | 常州麦思恩电子科技有限公司 | Anechoic chamber for electromagnetic compatibility |
-
2023
- 2023-04-24 CN CN202320947064.7U patent/CN219737607U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117665410A (en) * | 2024-01-29 | 2024-03-08 | 常州麦思恩电子科技有限公司 | Anechoic chamber for electromagnetic compatibility |
| CN117665410B (en) * | 2024-01-29 | 2024-05-14 | 常州麦思恩电子科技有限公司 | Anechoic chamber for electromagnetic compatibility |
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