CN116047176B - Darkroom electromagnetic detection system with automatic avoidance device and detection method thereof - Google Patents
Darkroom electromagnetic detection system with automatic avoidance device and detection method thereof Download PDFInfo
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
- G01R29/0871—Complete apparatus or systems; circuits, e.g. receivers or amplifiers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course or altitude of land, water, air, or space vehicles, e.g. automatic pilot
- G05D1/02—Control of position or course in two dimensions
- G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course or altitude of land, water, air, or space vehicles, e.g. automatic pilot
- G05D1/02—Control of position or course in two dimensions
- G05D1/021—Control of position or course in two dimensions specially adapted to land vehicles
- G05D1/0212—Control of position or course in two dimensions specially adapted to land vehicles with means for defining a desired trajectory
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The invention provides a darkroom electromagnetic detection system with an automatic avoiding device and a detection method thereof, belongs to the technical field of electromagnetic detection equipment, and solves the problems that a wave-absorbing material needs to be manually moved in the electromagnetic wave performance test process, the detection system cannot be automatically positioned and centered, and the measurement efficiency is low. The darkroom electromagnetic detection system comprises a track unit, an avoidance component, a movable frame component, a detection receiving unit, a detection emission source unit, a wave absorbing component, a lifting adjustment platform, a control terminal and a signal processing unit; the movable frame component is arranged on the track unit, the detection receiving unit and the detection emission source unit are respectively arranged on different movable frame components, and the avoiding component is arranged in parallel with the track unit; the avoidance assembly can automatically avoid the movable frame component; the wave absorbing component comprises a ground wave absorbing unit, a movable wave absorbing unit and a wave absorbing blanket unit. The avoidance assembly can be provided. The system can realize the intelligent control of the position adjustment of the avoidance component and the movable frame component, and the detection method has wide applicability.
Description
Technical Field
The invention relates to the technical field of electromagnetic detection equipment, in particular to a darkroom electromagnetic detection system with an automatic avoidance device and a detection method thereof.
Background
The microwave darkroom is used for testing electromagnetic wave performance, and a closed control is manufactured by adopting a wave absorbing material, so that a pure electromagnetic environment (darkroom dead zone) can be formed, the external electromagnetic interference and the electromagnetic wave reflection generated by an internal metal source are eliminated, and the microwave testing requirement is met.
For a full anechoic chamber, the wave absorbing material needs to be paved on 6 surfaces (ground, top and surrounding wall surfaces) of the anechoic chamber.
In general, the arrangement of the wave absorbing material on the top and the surrounding wall surfaces of the darkroom is relatively fixed, and the position adjustment of the wave absorbing material at the positions is not needed in the electromagnetic wave performance test process. In contrast, the placement of the wave absorbing material and the detection device on the darkroom floor requires special design.
In order to meet the requirements of movement and positioning of the test equipment, a walking rail is often paved on the ground of the darkroom, the movable frame slides on the walking rail, and the movable frame carries the test equipment.
In order to adjust the position of the movable frame, the wave-absorbing material needs to be manually taken away in the moving process of the movable frame, and then the movable frame is manually pushed to move and test equipment on the movable frame is manually adjusted; after the position of the movable frame is adjusted in place, the wave-absorbing material is manually reset, so that the wave-absorbing material in the darkroom can be fully covered in the electromagnetic wave performance test process.
Because the wave-absorbing material is moved manually, the positions of the movable frame and the testing equipment are adjusted manually, the installation and debugging operation of the whole wave-absorbing detection system are very inconvenient and time-consuming. Especially for the wave-absorbing material with larger thickness, the method is more time-consuming and labor-consuming.
How to realize the automatic avoidance of the wave-absorbing material in the darkroom ground so as to ensure that the wave-absorbing detection system automatically displaces and realize the automatic adjustment and centering of the test equipment is a problem to be solved urgently.
Disclosure of Invention
In view of the above analysis, the present invention aims to provide a darkroom electromagnetic detection system with an automatic avoiding device and a detection method thereof, which are used for solving the problems that a wave absorbing material needs to be manually moved in the electromagnetic wave performance test process, the darkroom electromagnetic detection system cannot automatically adjust the position and center, and the measurement efficiency is low.
The invention is realized by the following technical scheme:
the darkroom electromagnetic detection system with the automatic avoidance device is used for performing electromagnetic detection tests in a microwave darkroom and comprises a track unit, an avoidance component, a movable frame component, a detection receiving unit, a detection emission source unit and a wave absorbing component, wherein the track unit is arranged on a foundation of the microwave darkroom; the movable frame component is arranged on the track unit, the detection receiving unit and the detection emission source unit are respectively arranged on 2 different movable frame components, and the relative positions of the detection receiving unit and the detection emission source unit can be automatically adjusted; the avoidance component comprises a plurality of avoidance assemblies which are transversely arranged, and the plurality of avoidance assemblies are longitudinally and continuously arranged; the avoidance component is arranged in parallel with the track unit; the wave absorbing component comprises a ground wave absorbing unit, a movable wave absorbing unit and a wave absorbing blanket unit; the ground wave-absorbing unit is arranged on the foundation, the movable wave-absorbing unit is arranged on the avoiding component, and the wave-absorbing blanket unit is covered on the movable frame component.
Furthermore, the avoidance assembly can automatically avoid the movable frame part to form a dynamic darkroom dead zone.
Further, the rail unit includes a rail sleeper plate, a rail groove plate, a rail, and a rail rack.
Further, the avoidance assembly comprises an avoidance upper cover unit, an avoidance driving unit and an avoidance supporting unit; the movable wave absorbing unit is arranged on the upper part of the avoidance upper cover unit.
Furthermore, the avoidance driving unit drives the avoidance upper cover unit to transversely displace relative to the avoidance supporting unit, and the avoidance upper cover unit can cover or withdraw from the upper side of the rail unit.
Further, the avoidance supporting sheet comprises a plurality of groups of avoidance pulleys which are arranged in pairs, and the avoidance upper cover unit comprises avoidance clamping plates at two sides; the avoidance upper cover unit is limited between the avoidance pulleys through the clamping plate and is movably connected to the avoidance supporting unit.
Further, the movable frame component comprises a basic displacement component of the movable frame, a movable frame transverse positioning component, a movable frame supporting frame unit, a vertical displacement unit and a pitching adjustment unit.
Further, the basic displacement assembly is connected with the movable frame support frame unit through the movable frame transverse positioning assembly; the vertical displacement unit is connected to the movable frame support frame unit in a sliding manner.
Further, the darkroom electromagnetic detection system with the automatic avoidance device further comprises an avoidance radar sensor and a movable frame radar sensor; the avoidance radar sensor is arranged at one end of the avoidance upper cover unit, which is close to the track unit, and the movable frame radar sensor is arranged at the lower end of the movable frame part and faces the opposite movable frame part.
Furthermore, the darkroom electromagnetic detection system with the automatic avoidance device further comprises a lifting adjustment platform, a control terminal and a signal processing unit.
The darkroom electromagnetic detection method uses the darkroom electromagnetic detection system with the automatic avoiding device, and comprises the following steps:
s1, preparing work;
s2, the moving of the moving frame part and the avoidance linkage of the avoidance assembly finish multiple detection;
s3, data of the signal processing unit are tidied, and whether re-detection is needed or not is judged;
s4, recycling the darkroom electromagnetic detection system with the automatic avoiding device.
Further, the step S2 includes:
s21, primary detection: performing primary detection on the position state of the S1;
s22, detecting again: adjusting 2 movable frame parts to the next detection position for performing second detection;
S23, repeating the step S22 until the detection task is completed for a plurality of times.
Compared with the prior art, the invention has at least one of the following beneficial effects:
1. the darkroom electromagnetic detection system with the automatic avoidance device adopts the intelligently controlled avoidance assembly, so that the automatic avoidance and mobile coverage of the wave-absorbing material on the mobile frame carrying the detection equipment can be realized, the darkroom electromagnetic detection system is always in a darkroom dead zone, and a dynamic microwave darkroom dead zone is formed.
2. The darkroom electromagnetic detection system with the automatic avoiding device adopts the intelligent control movable frame assembly, so that the longitudinal movement, the vertical lifting, the horizontal displacement and the horizontal rotation of the movable frame are automatically controlled.
3. The darkroom electromagnetic detection system with the automatic avoidance device can effectively reduce the operation intensity, improve the accuracy of darkroom test and effectively increase the darkroom dead zone; the darkroom electromagnetic detection method provided by the invention has the advantage that the detection efficiency is obviously improved in the detection process of a large stroke.
4. According to the darkroom electromagnetic detection system with the automatic avoiding device, the combination of manual adjustment before experiments and intelligent fine position adjustment in the experiments is adopted, so that the darkroom electromagnetic detection quality and efficiency are improved.
5. According to the darkroom electromagnetic detection system with the automatic avoiding device, the movement of the avoiding component and the movement frame component is controlled intelligently in a unified way, so that the centering adjustment of the detection receiving unit and the detection emission source unit can adopt multiple displacement at the same time, the manpower is saved, and the detection efficiency and the detection quality are improved.
6. The signal acquisition and the signal processing of the darkroom electromagnetic detection system with the automatic avoidance device are synchronously carried out, so that the detection efficiency is effectively improved.
7. The avoidance component and the movable frame assembly in the darkroom electromagnetic detection system with the automatic avoidance device have reasonable structure, and the function realization of the avoidance component and the movable frame assembly can be popularized to the technical field of related industrial detection.
In the invention, the technical schemes can be mutually combined to realize more preferable combination schemes. Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the invention, like reference numerals being used to refer to like parts throughout the several views.
FIG. 1 is a schematic diagram of the whole structure of a darkroom electromagnetic detecting system according to the present invention;
FIG. 2 is a schematic diagram of the whole structure of the darkroom electromagnetic detecting system according to the present invention;
FIG. 3 is a schematic diagram of the structure of the darkroom electromagnetic detection system according to the present invention after removing the wave absorbing material;
FIG. 4 is a schematic illustration of the structure of a bypass feature of the present invention;
FIG. 5 is a schematic view of a avoidance assembly of the present invention;
FIG. 6 is a cross-sectional view taken along line A-A of FIG. 4;
FIG. 7 is a schematic view showing the installation state of the track unit, the movable frame member, the detection receiving unit and the detection transmitting source unit according to the present invention;
FIG. 8 is a schematic view of a movable frame assembly according to the present invention;
FIG. 9 is a schematic diagram of a basic displacement unit of a movable frame according to the present invention;
FIG. 10 is a schematic diagram of a transverse positioning unit of a movable frame according to the present invention;
FIG. 11 is a cross-sectional view taken along B-B in FIG. 7;
FIG. 12 is a schematic view of a darkroom foundation unit according to the present invention.
Reference numerals:
1. a track unit; 11. a track sleeper plate; 12. a track groove plate; 13. a track; 14. a track rack; 2. an avoidance assembly; 21. avoiding the upper cover unit; 211. avoiding the upper cover plate; 212. avoiding the clamping plate; 213. avoiding the rack; 22. an avoidance driving unit; 221. avoiding a driving motor; 222. avoiding the coupling; 223. an avoidance gear; 23. an avoidance support unit; 213. avoidance support base plate; 232. avoiding the support column; 233. avoiding the pulley support plate; 234. avoiding the pulley; 24. avoidance radar sensor; 3. a moving frame member; 31. a mobile frame basic displacement assembly; 311. a longitudinally displaced slide base unit; 3111. a longitudinally displaced slide mount; 3112. longitudinally displacing the sliding guide rail; 312. a polar rotation unit; 3121. a polar rotation base plate; 3122. a polar rotation support column; 3123. rotating the upper plate in the polar direction; 31231 rotating the upper plate stiffener in a polar direction; 313. a longitudinal displacement driving unit; 3131. a longitudinal displacement driving motor; 3132. a longitudinal displacement drive gear; 314. a polar rotation driving unit; 3141. a polar rotation driving motor; 3142. a polar rotation driving gear; 3143. a polar rotation driven gear; 32. a movable frame transverse positioning assembly; 321. a movable frame transverse positioning unit; 3211. a transverse position-adjusting motor of the movable frame; 3212. a movable frame transversely adjusts the position of the lead screw; 3213. a transverse positioning nut of the movable frame; 3214. the movable frame transversely adjusts the position of the screw rod fixing seat; 3215. a nut fixing seat for transverse positioning of the movable frame; 322. a movable guide rail for transversely adjusting the position of the movable frame; 33. a moving frame supporting frame unit; 331. a moving frame vertical displacement driving motor; 332. the movable frame vertically displaces the nut; 333. a moving rack supporting frame; 3331. a slide way is fixed under the movable frame supporting frame; 3332. a moving frame crashproof block; 3333. a mobile rack radar sensor; 34. a vertical displacement unit; 341. a vertically displaced top plate; 3411. a vertically displaced top plate body; 3412. vertically displacing the top plate spool; 342. a vertical displacement stud; 35. a pitch-up adjusting unit; 351. a pitching plate; 3511. a pitch plate mounting part; 3512. a pitch plate connecting part; 3513. a pitching plate supporting part; 352. tilting the shaft; 353. tilting the substrate; 3531. pitching the lower earhole of the substrate; 3532. tilting the upper ear of the base plate; 36. a self-lubricating unit; 361. self-lubricating copper sleeve with shoulder; 362. sealing the shaft sleeve; 37. pitching the positioning screw rod; 4. a detection receiving unit; 5. detecting an emission source unit; 6. a wave absorbing member; 61. a ground wave absorbing unit; 62. a movable wave absorbing unit; 63. a wave-absorbing blanket unit; 7. lifting and adjusting the platform; 8. a control terminal; 9. a signal processing unit; 100. a foundation; 1001. a foundation track groove; 1002. foundation blind road; 200. foundation blind channel cover.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the attached drawings; wherein; the accompanying drawings form a part of this invention; and together with the description serve to explain the principles of the invention; and are not intended to limit the scope of the invention.
The present invention will be described in detail with reference to fig. 1 to 12 by way of specific examples.
Example 1
Embodiment 1 relates specifically to an electromagnetic detection system for a darkroom with an automatic avoidance device.
As shown in fig. 1, the darkroom electromagnetic detection system of the present embodiment 1 is provided with an automatic avoidance device provided on a foundation 100 of a microwave darkroom.
The darkroom electromagnetic detection system comprises a track unit 1, an avoidance component, a movable frame component 3, a detection receiving unit 4, a detection emission source unit 5, a wave absorbing component 6, a lifting adjustment platform 7, a control terminal 8 for controlling each moving component, and a signal processing unit 9 for receiving and processing detection signals. The detection receiving unit 4 is a receiving probe and is connected with the signal processing unit 9; the signal processing unit 9 includes, but is not limited to, a spectrometer, a network analyzer, and the like.
The avoidance component comprises a plurality of avoidance components 2, the avoidance components 2 can respectively and automatically avoid the movable frame component 3, and a dynamic darkroom dead zone is formed in the microwave darkroom.
As shown in fig. 12 and 3, the foundation 100 is provided with foundation track grooves 1001 and foundation blind roads 1002 which are adjacently arranged and parallel to each other. The foundation shade 1002 is provided with the foundation shade cover 200. A plurality of foundation shade covers 200 are laid on the foundation shade 1002.
The foundation track groove 1001 is used to lay the track unit 1.
As shown in fig. 1, the lifting adjustment platform 7 recovered to the lowest position in the detection process is placed in the foundation hoistway 1002, and is used as a channel for the longitudinal movement of the lifting adjustment platform 7.
As shown in fig. 2, each foundation roadway cover 200 is matched with the longitudinal maximum physical dimension design of the lifting adjustment platform 7, so that only 1 foundation roadway cover 200 needs to be removed when the lifting adjustment platform 7 is lifted and is in its working state during installation and debugging.
As shown in fig. 1, a track unit 1 and a bypass member are disposed in parallel in a foundation track groove 1001. Preferably, the bypass member is disposed on a side remote from the ground-based hoistway 1002 so that the bypass member and the lift adjustment platform 7 are mounted and operated without interfering with each other.
As shown in fig. 1, the positions of 2 moving frame members 3 are automatically adjustably provided on the track unit 1, and the detection receiving unit 4 and the detection transmitting source unit 5 are respectively mounted on 2 different moving frame members 3, and the positions are automatically adjustably provided opposite to each other.
As shown in fig. 2 and 3, the avoidance member includes a plurality of avoidance assemblies 2, the avoidance assemblies 2 are laterally disposed, and the plurality of avoidance assemblies 2 are longitudinally arranged in series.
As shown in fig. 1 and 2, the wave-absorbing member 6 includes a ground wave-absorbing unit 61 and a movable wave-absorbing unit 62; the ground wave-absorbing unit 61 and the movable wave-absorbing unit 62 each include a plurality of wave-absorbing bodies.
The plurality of wave-absorbing bodies of the ground wave-absorbing unit 61 are laid on the foundation 100 except the foundation track groove 1001; a plurality of wave-absorbing bodies of the movable wave-absorbing unit 62 are respectively paved on the upper surface of each avoidance assembly 2.
As shown in fig. 7, the rail unit 1 includes a rail sleeper plate 11, a rail groove plate 12, a rail 13, and a rail rack 14.
Specifically, the track sleeper 11 is a truss structure, and is laid on one side of the foundation track groove 1001 near the foundation dark road 1002 to maximally eliminate unevenness of the bottom surface of the foundation track groove 1001. The track sleeper slab 11 is fixed to the foundation track groove 1001.
The track groove plate 12 is a groove plate with an upward opening, and the track groove plate 12 is erected and fixed on a truss of the track sleeper 11 to form a stable and flat installation plane.
Preferably, the track 13 is a dovetail rail. The 2 rails 13 are arranged in parallel along the longitudinal direction and fixedly connected to the rails 13, and are symmetrically arranged for receiving the movable frame member 3 with the matched longitudinal displacement sliding guide 3112 arranged at the bottom. The track rack 14 is parallel to the track 13, fixedly arranged on the track groove plate 12 and located at a position offset from the center of 2 tracks 13 for engaging a centrally arranged longitudinal displacement drive gear 3132.
As shown in fig. 1, 3 and 4, the avoidance assembly 2 is disposed within the foundation track groove 1001, outboard of the track groove plate 12, and specifically on the side remote from the foundation catwalk 1002.
As shown in fig. 5, the avoidance assembly 2 includes an avoidance upper cover unit 21, an avoidance drive unit 22, an avoidance support unit 23, and an avoidance radar sensor 24. The avoidance driving unit 22 drives the avoidance upper cover unit 21 to transversely displace relative to the avoidance supporting unit 23, and the avoidance upper cover unit 21 can cover or withdraw from the upper side of the track unit 1, so that dynamic coverage of the track unit 1 is formed on the foundation 100.
As shown in fig. 6, the avoidance supporting unit 23 is located at the bottom of the avoidance assembly 2, and includes an avoidance supporting base plate 231, an avoidance supporting column 232, an avoidance pulley supporting plate 233 and an avoidance pulley 234 which are sequentially arranged from bottom to top. The avoidance supporting base 231 is fixedly installed in the groove bottom of the foundation rail groove 1001.
In embodiment 1, the supporting base 231 is preferably rectangular, and the long sides are longitudinally arranged so as to save space in the foundation track groove 1001; the 4 avoidance support columns 232 are uniformly distributed at the 2314 corners of the support bottom plate; the escape pulley support plate 233 is rectangular in shape having a width in the longitudinal direction corresponding to the width of the support base 231 and a width greater than the width of the support base 231, and extends in a direction away from the rail unit 1. The design of avoiding the pulley support plate 233 can increase the support area of the upper cover unit 21 to the upper side as much as possible and increase the structural strength of the avoiding assembly 2 on the premise that the moving frame part is not prevented from moving and the plurality of avoiding assemblies 2 can be longitudinally and sequentially arranged.
As shown in fig. 5 and 6, preferably, 2 lateral avoidance pulley support plate reinforcing ribs are provided at the upper part of the avoidance pulley support plate 233 for mounting the avoidance pulley 234.
As shown in fig. 5, 2 avoidance pulleys 234,2 are separately arranged on each avoidance pulley support plate reinforcing rib, and the avoidance pulleys 234 on the avoidance pulley support plate reinforcing ribs are symmetrically arranged. The escape pulley 234 is slidably coupled to an escape pulley support plate 233 via a fastening assembly and a bearing.
Preferably, a concave V-shaped groove is circumferentially arranged in the middle of the outer vertical surface of the avoidance pulley 234 and is used for movably connecting the avoidance upper cover unit 21 with a convex V-shaped structure.
As shown in fig. 4 and 6, the avoidance upper cover unit 21 includes an avoidance upper cover plate 211, an avoidance clamp plate 212, and an avoidance rack 213.
Dodge upper cover 211 including dodging upper cover body and dodging upper cover body below the upper cover body longitudinal both sides department, 1 of setting up respectively dodge upper cover body strengthening rib.
The 2 avoidance clamping plates 212 are transversely arranged below the avoidance upper cover plate body reinforcing ribs and are in mirror symmetry.
The first end of the avoidance clamping plate 212 is arranged at the lower end of the avoidance upper cover plate body reinforcing rib, the second end of the avoidance clamping plate 212 is positioned at the inner side of the upper cover plate body reinforcing rib, and a convex V-shaped structure matched with the concave V-shaped groove of the avoidance pulley 234 is arranged on the side elevation of the second end of the avoidance clamping plate 212.
The avoidance upper cover unit 21 is respectively limited between the 2 avoidance pulleys 234 through the avoidance clamping plates 212 on two sides and is movably connected to the avoidance supporting unit 23.
A plurality of wave-absorbing bodies of the movable wave-absorbing unit 62 are paved on the upper part of the avoidance upper cover unit 21; the avoidance upper cover unit 21 can carry a plurality of wave-absorbing bodies of the movable wave-absorbing unit 62 to transversely displace on the avoidance supporting unit 23 under the movement limit of the avoidance pulley 234.
The lower part of the avoidance upper cover unit 21 and between 2 avoidance upper cover plate body reinforcing ribs are fixedly provided with a transverse avoidance rack 213. The setting of the avoidance rack 213 is not centered with respect to the overall position of the avoidance upper cover 211.
The avoidance drive unit 22 includes an avoidance drive motor 221, an avoidance coupling 222, and an avoidance gear 223. The avoidance driving motor 221 is fixedly connected to the lower surface of the avoidance pulley support plate 233, and an output shaft of the avoidance driving motor 221 penetrates through a mounting hole in the avoidance pulley support plate 233 and is connected with the avoidance gear 223 above the avoidance pulley support plate 233 through the avoidance coupling 222. The avoidance gear 223 is just engaged with the avoidance rack 213. The avoidance gear 223 rotates under the drive of the avoidance driving motor 221, and the avoidance rack 213 drives the avoidance upper cover unit 21 to generate lateral displacement relative to the avoidance supporting unit 23 by engaging with the avoidance gear 223.
Preferably, the avoidance driving motor 221 employs a stepping motor controlled by the control terminal 8.
Preferably, the relative positions of the avoidance rack 213 and the avoidance driving unit 22 are obtained through software calculation and analysis, so that the comprehensive mass center of gravity of the avoidance rack 213 and the avoidance driving unit 22 is located on the longitudinal geometric bisector of the avoidance assembly 2, and therefore the avoidance pulleys 234 on two sides are balanced in stress in the moving process of the avoidance upper cover unit 21 to the greatest extent, and the service life of the avoidance assembly 2 is prolonged.
The avoidance radar sensor 24 is provided at a side of the avoidance upper cover unit 21 near the track unit 1 for monitoring whether foreign matter appears on a displacement path of the upper cover unit 21, such as the movable frame member 3, within a certain view angle range so as to timely start or stop the movement of the upper cover unit 21 through the control terminal 8.
Preferably, the lateral dimension of the avoidance upper cover unit 21 is greater than the lateral width of the foundation track groove 1001, so as to ensure that the avoidance upper cover unit 21 can completely and laterally cover the foundation track groove 1001 including the track unit 1 when performing lateral displacement towards the track unit 1 to reach a limit position, so that the movable wave absorbing unit 62 on the upper layer, which is paved on the avoidance upper cover unit 21, is completely connected with the ground wave absorbing unit 61 on the lower layer, which is paved on the foundation 100, and has coincidence at both lateral ends, so that a double-layer and tight wave absorbing material full coverage on the foundation 100 is formed in the detection process.
Preferably, the longitudinal maximum physical width of the avoidance assembly 2 is the same as the longitudinal dimension of the movable frame member 3 in the experimental state, so that the movable frame member 3 can be avoided by moving 1 avoidance assembly 2 each time.
As shown in fig. 7, the movable frame member 3 includes a basic displacement assembly 31 of the movable frame, a movable frame lateral positioning assembly 32, a movable frame support frame unit 33, a vertical displacement unit 34, and a pitch adjustment unit 35. A self-lubricating unit 36 is provided between the moving frame support frame unit 33 and the vertical displacement unit 34, and a pitch positioning screw 37 is provided between the vertical displacement unit 34 and the pitch adjustment unit 35.
The movable frame member 3 is slidably connected to the rail unit 1 through a movable frame basic displacement assembly 31, and is moved in the longitudinal direction and the position of each direction is adjusted by the control of the control terminal 8.
As shown in fig. 8, the movable frame basic displacement assembly 31 includes a longitudinal displacement slide base unit 311, a polar rotation unit 312, a longitudinal displacement drive unit 313, and a polar rotation drive unit 314.
As shown in fig. 9, the longitudinal displacement slide base unit 311 is slidably connected to the rail 13 downward and is movably connected to the polar rotation unit 312 upward by the polar rotation driving unit 314. The longitudinal displacement driving unit 313 is connected to the longitudinal displacement slide base unit 311, and an output end of the longitudinal displacement driving unit 313 is engaged with the track rack 14 connected to the foundation track groove 1001.
The movable frame basic displacement assembly 31 can realize the longitudinal displacement of the whole movable frame part 3 along the rail 13, and can also realize 360-degree rotation of the components above the movable frame basic displacement assembly 31 in the horizontal plane.
As shown in fig. 8, the longitudinal displacement slide base unit 311 includes a longitudinal displacement slide base 3111 and a longitudinal displacement slide rail 3112. The lower part of the longitudinal displacement sliding base 3111 is provided with 2 pairs of longitudinal displacement sliding guide rails 3112, and the longitudinal displacement sliding guide rails 3112 are matched with dovetail-shaped rails 13 in design and can slide freely. A connection structure is provided in the middle of the longitudinal displacement slide base 3111 for connecting to the longitudinal displacement drive unit 313.
As shown in fig. 8, the longitudinal displacement drive unit 313 includes a longitudinal displacement drive motor 3131 and a longitudinal displacement drive gear 3132, and the longitudinal displacement drive motor 3131 and the longitudinal displacement drive gear 3132 are connected by a coupling.
Preferably, the longitudinal displacement drive motor 3131 is a stepper motor controlled by the control terminal 8.
The longitudinal displacement driving motor 3131 is connected to the upper portion of the longitudinal displacement slide base 3111, and the longitudinal displacement driving motor 3131 is connected to the longitudinal displacement driving gear 3132 at the lower portion of the longitudinal displacement slide base 3111 through the longitudinal displacement slide base 3111.
Preferably, the position of the longitudinal displacement drive gear 3132 in the height direction is located at the middle of the track rack 14 so that the longitudinal displacement drive gear 3132 is sufficiently engaged with the track rack 14.
Preferably, the longitudinal displacement driving gear 3132 is located at the right center position of the 2 tracks 13, which is also the center position of the bottom of the entire movable frame member 3, so as to ensure that the normal horizontal rotation of the components above the longitudinal displacement sliding base unit 311 can be realized in an unobstructed state during the entire longitudinal displacement of the movable frame member 3.
As shown in fig. 8, the polar rotation unit 312 includes a polar rotation base plate 3121, a polar rotation support column 3122, and a polar rotation upper plate 3123.
In this embodiment 1, the polar rotation base plate 3121 and the polar rotation upper plate 3123 have a circular plate structure; 4 polar rotation support columns 3122 are uniformly distributed between the polar rotation bottom plate 3121 and the polar rotation upper plate 3123 in the circumferential direction, and together form a frame structure. The upper part of the polar rotation upper plate 3123 is provided with 2 polar rotation upper plate reinforcing ribs 31231 which are arranged in parallel
As shown in fig. 8, the polar rotation driving unit 314 includes a polar rotation driving motor 3141, a polar rotation driving gear 3142, and a polar rotation driven gear 3143.
In this embodiment 1, the polar rotation driven gear 3143 is movably connected between the upper end of the longitudinal displacement sliding base 3111 and the polar rotation base plate 3121 through a polar bearing, specifically, the polar bearing inner ring is pressed and fixed on the longitudinal displacement sliding base 3111, the polar bearing outer ring is pressed and fixed on the polar rotation driven gear 3143 inner ring, and the polar bearing outer ring is provided with a shoulder, and the polar rotation base plate 3121 is fixedly connected through a shoulder. Thus, the polar rotation unit 312 and the upper components thereof all rotate following the polar rotation driven gear 3143.
In embodiment 1, the polar rotation driving motor 3141 is connected to the frame structure of the polar rotation unit 312, specifically, at a position on the upper edge of the polar rotation base plate 3121.
The output of the polar rotation driving motor 3141 passes through the polar rotation base plate 3121, and is connected to the polar rotation driving gear 3142 via a coupling or directly. Under the control of the control terminal 8, the polar rotation driving motor 3141 drives the polar rotation driving gear 3142 to rotate. The polar rotation driving gear 3142 drives the polar rotation driven gear 3143 to rotate, and the polar rotation driven gear 3143 drives the polar rotation unit 312 and the upper components thereof to rotate.
In this embodiment 1, the traveling crane base displacement assembly 31 is connected to the traveling crane support frame unit 33 through the traveling crane lateral positioning assembly 32.
As shown in fig. 10, the moving frame lateral positioning assembly 32 includes a moving frame lateral positioning unit 321 and a moving frame lateral positioning movable rail 322. The transverse positioning component 32 of the movable frame is used for driving the upper component of the basic displacement component 31 of the travelling crane of the movable frame component 3 to perform displacement adjustment in the horizontal direction.
In this embodiment 1, the moving frame lateral positioning unit 321 includes a moving frame lateral positioning motor 3211, a moving frame lateral positioning screw 3212, a moving frame lateral positioning nut 3213, a moving frame lateral positioning screw fixing base 3214, and a moving frame lateral positioning nut fixing base 3215.
Specifically, the movable frame lateral positioning motor 3211 and the movable frame lateral positioning screw fixing seat 3214 are fixedly connected to the upper part of the polar rotation upper plate 3123; the movable frame transverse positioning nut 3213 is fixedly connected to the movable frame transverse positioning nut fixing seat 3215; the movable frame transverse positioning nut fixing seats 3215 are positioned between the 2 movable frame transverse positioning screw fixing seats 3214 and are connected with the movable frame supporting frame unit 33 upwards; the first end of the movable frame transverse positioning screw rod 3212 is directly connected with the output end of the movable frame transverse positioning motor 3211 through a coupler, the middle part of the movable frame transverse positioning screw rod 3212 is connected with a movable frame transverse positioning nut 3213 in a threaded manner, and the second end of the movable frame transverse positioning screw rod 3212 is rotatably connected to a movable frame transverse positioning screw rod fixing seat 3214 far away from the movable frame transverse positioning motor 3211.
Preferably, the movable frame transverse positioning motor 3211 is a servo motor under the control of the control terminal 8, and the movable frame transverse positioning motor 3211 drives the movable frame transverse positioning screw rod 3212 to rotate, so that the movable frame transverse positioning nut 3213 drives the movable frame support frame unit 33 and the above components fixedly connected with the movable frame transverse positioning nut fixing seat 3215 to generate axial displacement along the movable frame transverse positioning screw rod 3212, and the purpose of adjusting the horizontal positions of the movable frame support frame unit 33 and the above components is achieved.
The 2 movable frame lateral positioning movable rails 322 are fixedly connected to the polar rotation upper plate reinforcing ribs 31231 at the upper part of the polar rotation upper plate 3123 for connecting the movable frame support frame unit 33.
Preferably, the sliding connection moving frame transverse positioning movable guide rail 322 is dovetail-shaped.
As shown in fig. 8, the moving frame support frame unit 33 includes a moving frame vertical displacement drive motor 331, a moving frame vertical displacement nut 332, and a moving frame support frame 333.
The mobile frame support frame 333 is a truss structure having a mobile frame support frame upper top surface and a mobile frame support frame lower bottom surface. The moving frame support frame 333 is provided with a moving frame support frame lower fixing slideway 3331, a moving frame anti-collision block 3332, and a moving frame radar sensor 3333.
Specifically, a lower bottom surface of the movable frame support frame is provided with a lower fixed slideway 3331 of the movable frame support frame, the lower fixed slideway 3331 of the movable frame support frame is fixedly connected with the movable frame support frame 333 upwards, and the lower fixed slideway 3331 of the movable frame is connected with the movable rail 322 for transversely adjusting the position downwards in a sliding manner. The upper top surface of the movable frame support frame is provided with a central hole of the upper top surface of the movable frame support frame.
Preferably, each sliding connection movable frame transverse positioning movable rail 322 is connected with 2 discrete movable frame support frame lower fixed slide ways 3331 in a sliding manner, and the movable frame support frame lower fixed slide ways 3331 are matched with the dovetail-shaped sliding connection movable frame transverse positioning movable rail 322 in a structure.
The upper part of the lower bottom surface of the movable frame support frame is eccentrically connected with a movable frame vertical displacement driving motor 331 so as to ensure that the output shaft of the movable frame vertical displacement driving motor 331 is positioned at the central position of the movable frame support frame 333, thereby ensuring that the comprehensive gravity center of each component and part which are vertically lifted is positioned on the lifting axis, avoiding deflection torque and ensuring the stability of the movable frame part 3 in the moving process.
The output shaft of the moving frame vertical displacement driving motor 331 is rotatably connected to the moving frame vertical displacement nut 332 upward through a coupling, and preferably, the moving frame vertical displacement nut 332 has a long screw portion so as to have a sufficient stroke to lift the upper structure.
Specifically, on opposite side elevations of the 2 moving frame members 3 at the lower portion of the moving frame support frame 333, moving frame collision preventing blocks 3332 are provided in pairs for preventing the moving frame members 3 from being collided by mistake or the moving frame members 3 from being collided with other persons or things in front of the longitudinal travel, causing damage to the moving frame members 3 and the detecting receiving units 4 or the detecting transmitting source units 5 thereon.
Specifically, a movable rack radar sensor 3333 is provided on the opposite side elevation of the 2 movable rack members 3 at the lower portion of the movable rack support frame 333. The control terminal 8 is used for sensing and transmitting signals in advance to take braking or backward action, so that false collision is avoided.
The vertical displacement unit 34 is in limit screwing connection with the movable frame support frame unit 33 through the self-lubricating unit 36.
As shown in fig. 8 and 11, the vertical displacement unit 34 includes a vertical displacement top plate 341 and a vertical displacement stud 342. The vertical displacement top plate 341 includes a vertical displacement top plate body 3411 and a vertical displacement top plate strut 3412.
In this embodiment 1, the vertical displacement top plate body 3411 is square, is integrally located right above the upper top surface of the movable frame support frame, and the vertical displacement top plate sliding columns 3412 are disposed at four corners of the vertical displacement top plate body 3411, and pass through the upper top surface of the movable frame support frame 333 through self-lubricating units embedded at 4 corners integrally located above the upper top surface of the movable frame support frame, and enter the frame structure of the movable frame support frame 333.
As shown in fig. 7 and 11, specifically, 4 corners above the upper top surface of the movable frame support frame are provided with through movable frame support frame pillow block holes, a self-lubricating copper sleeve 361 with a shoulder is buried in the through movable frame support frame pillow block holes, a sealing shaft sleeve 362 is buckled on the upper part of the self-lubricating copper sleeve 361 with a shoulder, and a vertical displacement top plate sliding column 3412 with guiding function penetrates through central holes of the self-lubricating copper sleeve 361 with a shoulder and the sealing shaft sleeve 362. This allows the vertical displacement unit 34 to slide within the self-lubricating unit 36 with minimal friction damping of the jacket.
Specifically, the vertical displacement top plate body 3411 is fixedly connected with a vertical displacement stud 342 downwards at the center of the square bottom, and the vertical displacement stud 342 passes through a central hole on the top surface of the movable frame support frame and is screwed in the movable frame vertical displacement nut 332.
Preferably, the vertical displacement top plate body 3411 is in a frame structure, a vertical displacement top plate body cross bar connected with the vertical displacement stud 342 is arranged at the bottom center, a plurality of vertical displacement top plate body slide bars are arranged in the middle of the frame structure of the vertical displacement top plate body 3411 and perpendicular to the vertical displacement top plate body cross bar, and the vertical displacement top plate body slide bars are used for being adjustably and slidably connected with the pitching adjustment unit 35.
When the control terminal 8 starts the movable frame vertical displacement driving motor 331, the output shaft of the movable frame vertical displacement driving motor 331 drives the movable frame vertical displacement nut 332 to rotate, and the vertical displacement stud 342 screwed in the movable frame vertical displacement nut 332 is equivalent to a screw capable of vertically displacing, so as to drive the vertical displacement unit 34 to wholly displace in the vertical direction.
The pitch adjusting units 35 on the 2 moving frame members 3 are arranged in a mirror image manner, each pitch adjusting unit 35 is adjustably slidably connected to the vertical displacement top plate body 3411 of the vertical displacement unit 34 to form a frame structure, and specifically, the pitch adjusting units 35 are slidably connected to the slide bars of the vertical displacement top plate body.
As shown in fig. 8, the pitch adjustment unit 35 includes a pitch plate 351, a pitch shaft 352, and a pitch substrate 353.
In this embodiment 1, the pitch-up substrate 353 is a square plate smaller than the inner frame of the vertical displacement top plate body 3411, 2 opposite sides perpendicular to the axis of the sliding rod of the vertical displacement top plate body are provided with pitch-up substrate lugs matching the number of the sliding rods of the vertical displacement top plate body downwards, and pitch-up substrate lower lug holes 3531 are provided on the pitch-up substrate lugs for the vertical displacement top plate body sliding rod to pass through.
The upper portion of the pitching substrate 353 is provided with 2 relatively arranged pitching substrate upper ears 3532, and the pitching substrate upper ears 3532 are provided with pitching substrate upper ear holes for passing through the pitching shaft 352.
Preferably, the pitch plate 351 is a one-time formed bending plate, and includes a pitch plate mounting portion 3511, a pitch plate connecting portion 3512, and a pitch plate supporting portion 3513, which are sequentially connected.
The pitch plate mounting portions 3511 of the pitch adjustment units 35 on the 2 moving frame members 3 are disposed opposite to each other, and the pitch plate support portions 3513 are attached to the pitch substrate 353. A pitch plate hinge hole is provided at the pitch plate connection portion 3512 and the pitch plate support portion 3513 for hinge-connecting with the pitch substrate 353 through the pitch shaft 352.
The detection receiving unit 4 and the detection emission source unit 5 are connected to opposite surfaces of the 2 pitch plate mounting portions 3511, respectively.
Before the experiment starts, the test personnel stand on the lifting adjustment platform 7 to respectively adjust the pitching angles of the pitching adjustment units 35 on the 2 movable frame members 3, so that the signal receiving and detecting emission source units 5 of the detecting receiving units 4 respectively arranged on different movable frame members 3 are at least in the same horizontal plane.
Meanwhile, the tester performs preliminary position adjustment on each of the pitch adjustment units 35 in the direction of vertically displacing the slide bar of the top plate body by adjusting the pitch adjustment screw 37, so as to reduce fine position adjustment performed by the individual stepping motors during the test. The combination of manual adjustment before the experiment and intelligent fine adjustment in the experiment ensures that the electromagnetic detection quality and efficiency of a darkroom are improved.
Since the moving frame member 3 is vertically established on the rail unit 1, a part of the moving frame support frame unit 33 and a large part of the vertical displacement unit 34 are exposed to the darkroom without shielding of the wave absorbing material. In order to eliminate electromagnetic interference and meet the test requirements, the invention designs the wave-absorbing blanket unit 63.
As shown in fig. 1 and 2, the blanket unit 63 includes a plurality of blanket blocks. The plurality of wave-absorbing blankets of the wave-absorbing blanket unit 63 are wrapped on the side elevation of the movable frame member 3 in blocks.
Preferably, the upper ends of the plurality of wave-absorbing blankets of the wave-absorbing blanket unit 63 are adhered to the upper edge of the elevation-depression substrate 353, and the sides of each adjacent wave-absorbing blanket are overlapped and adhered, and are not in an adhering relationship with the moving frame support frame unit 33, so as to ensure that the wave-absorbing blanket unit 63 can be lifted or rotated relative to the lower structure along with the vertical displacement unit 34.
Preferably, the lower end of the wave-absorbing carpet unit 63 is higher than the position of the moving frame radar sensor 3333 provided on the moving frame member 3.
The trouble in the technical scheme is the concrete measures of connection and fastening which are specifically introduced, and the trouble is realized by the conventional technical means in the field.
Example 2
Embodiment 2 relates specifically to a detection method using the electromagnetic detection system of embodiment 1 provided in a darkroom with an automatic avoidance device.
The detection method of the darkroom electromagnetic detection system of the embodiment 2 aims to enable the relative displacement and centering position adjustment process of the detection receiving unit and the detection transmitting source unit to be intelligent in the electromagnetic detection process through intelligent control of the avoidance component and the movable frame component, and simultaneously ensure that the detection receiving unit and the detection transmitting source unit are always in a darkroom dead zone, and the effective darkroom dead zone is maximized, so that the detection efficiency and the detection quality are improved while the manpower is saved.
The specific detection method of the darkroom electromagnetic detection system in this embodiment 2 comprises the following steps:
s1, preparing:
s11, removing part of the ground wave absorbing unit 61, opening part of the foundation darkway cover 200 on the foundation 100, and lifting the lifting adjustment platform 7;
s12, starting an avoidance driving motor 221, and moving the avoidance upper cover plate 211 on the avoidance assembly 2 to the far end far away from the track unit 1;
s13, 2 movable frame parts 3 are arranged on the track 13;
s14, the detection receiving unit 4 and the detection emission source unit 5 are mounted on the pitching plate 351 by means of the lifting adjustment platform 7, pitching angle adjustment of the detection receiving unit 4 and the detection emission source unit 5 is completed, and preliminary position adjustment of each pitching adjustment unit 35 in the direction along the sliding rod of the vertically-displaced top plate body is completed by adjusting the pitching positioning screw 37.
S15, setting preliminary positions of 2 movable frame parts 3 on the track 13;
s16, the landing lifting adjustment platform 7 enters the foundation dark channel 1002, covers the partially removed foundation dark channel cover 200, and moves back to the removed ground wave absorbing unit 61; the avoidance assembly 2 where the 2 movable frame parts 3 are located is kept in place, the avoidance upper cover plates 211 of the rest avoidance assemblies 2 are moved to the position covering the track units 1, so that the avoidance upper cover plates 211 of the avoidance assemblies 2 covering the track units 1 are centrally arranged above the track units 1 in the transverse position, and the ground wave absorbing units 61 on the foundation 100 are formed in the darkroom, and the double-layer wave absorbing materials of the movable wave absorbing units on the avoidance upper cover plates 211 are covered as shown in fig. 1.
S2, the movement of the movable frame part 3 and the avoidance linkage of the avoidance assembly 2 are completed, and the detection is completed for a plurality of times:
s21, primary detection: performing primary detection on the position state of the S1;
starting a detection emission source unit 5; the polar rotation driving motor 3141, the movable frame transverse positioning motor 3211 and the movable frame vertical displacement driving motor 331 on the 2 movable frame components 3 are simultaneously started through the optimization calculation of the control terminal 8, so that the signal received by the probe of the detection receiving unit 4 obtained by the signal processing unit 9 is maximized, and the signal processing unit 9 records and processes the signal;
S22, detecting again: adjusting 2 movable frame parts 3 to the next detection position for performing second detection;
s221, after S21 is completed, 2 movable frame parts 3 are required to be adjusted to the next detection position; at this time, the non-control terminal 8 starts the avoidance driving motor 221 of the relevant avoidance assembly 2 first, and moves the avoidance upper cover plate 211 of the avoidance assembly 2 on the running route of the 2 moving frame parts 3 on the track 13 from above the track unit 1 to the far end far from the track unit 1;
s222, the control terminal 8 starts a longitudinal displacement driving motor 3131 to displace the 2 movable frame parts 3 to the next design position along the track 13;
s223, moving the avoidance upper cover plate 211 of the avoidance assembly 2 outside the occupation of the 2 moving frame parts 3 after repositioning to a position covering the track unit 1, so that the avoidance upper cover plate 211 of the avoidance assembly 2 covering the track unit 1 is centrally arranged above the track unit 1 in the transverse position;
s224, repeating S21;
the S221-S223 processes can be synchronously performed, and the avoidance radar sensor 24 and the movable frame radar sensor 3333 are started at the moment; the control terminal 8 calculates and calculates the optimal solution, simultaneously controls each motor to work simultaneously, completes the movement of the movable frame part 3 and the avoidance linkage of the avoidance assembly 2 in the shortest time and the safest movement mode, and obtains the detection result;
In the invention, the safety coefficient is adopted in the calculation process of the position information acquired by the avoidance radar sensor 24 and the movable frame radar sensor 3333 entering the control terminal 8, and the redundancy design is carried out, so the invention is applicable to the control terminal 8. In the process of moving the movable frame parts 3 and avoiding the avoidance assembly 2 in the avoidance linkage, foreign matters or personnel can be arranged between the 2 movable frame parts 3, so that the occurrence of sudden obstacles is avoided; or misjudgment caused by the movement of the movable frame part 3 and the position data error of the avoidance assembly 2, thereby improving the operation safety of the whole darkroom electromagnetic detection system with the automatic avoidance device;
s23, repeating the step S22 until the detection task is completed for a plurality of times.
S3, sorting the data of the signal processing unit 9, and judging whether re-detection is needed or not:
re-detection is needed, and S2 is repeated;
no re-detection is required and S4 is entered.
S4, recycling the darkroom electromagnetic detection system with the automatic avoiding device.
S41, repeating S11 and S12, removing the detection receiving unit 4 and the detection transmitting source unit 5, and storing;
s42, moving out and accommodating the movable frame component 3;
s43, the lifting adjustment platform 7 is lifted to the foundation spillway 1002, the foundation spillway cover 200 is covered, and the wave absorbing blocks of the removed ground wave absorbing units 61 are moved back.
The above is only a preferred embodiment of the present invention; the scope of the invention is not limited in this respect; any changes or substitutions that would be obvious to one skilled in the art are intended to be included within the scope of the present invention. Meanwhile, the equipment with the device and the method of the invention are used to expand the application field and produce the composite technical effect, and all belong to the protection scope of the method.
Claims (6)
1. The darkroom electromagnetic detection system with the automatic avoidance device is used for carrying out electromagnetic detection tests in a microwave darkroom and is characterized by comprising a track unit (1), an avoidance part, a movable frame part (3), a detection receiving unit (4), a detection emission source unit (5), a wave absorbing part (6), a lifting adjustment platform (7), a control terminal (8) and a signal processing unit (9);
also comprises a foundation (100); the foundation (100) is provided with a foundation track groove (1001) and a foundation blind channel (1002) which are adjacent and parallel to each other;
the track units (1) and the avoidance components are arranged in parallel in the foundation track groove (1001); the avoidance component is arranged at one side far away from the foundation blind channel (1002);
The foundation shade (1002) can be used for placing the lifting adjustment platform (7); a foundation blind channel cover body (200) is arranged on the foundation blind channel (1002);
the movable frame component (3) is arranged on the track unit (1), the detection receiving unit (4) and the detection emission source unit (5) are respectively arranged on 2 different movable frame components (3), and the relative positions of the detection receiving unit (4) and the detection emission source unit (5) can be automatically adjusted;
the avoidance component comprises a plurality of avoidance assemblies (2) which are transversely arranged, and the plurality of avoidance assemblies (2) are longitudinally and continuously arranged; the avoidance component is arranged in parallel with the track unit (1);
the avoidance assembly (2) comprises an avoidance upper cover unit (21), an avoidance driving unit (22), an avoidance supporting unit (23) and an avoidance radar sensor (24);
the supporting unit (23) is positioned at the bottom of the avoidance assembly (2) and comprises an avoidance supporting bottom plate (231), an avoidance supporting column (232), an avoidance pulley supporting plate (233) and an avoidance pulley (234) which are sequentially arranged from bottom to top; the avoidance supporting bottom plate (231) is fixedly arranged in the bottom of the foundation track groove (1001);
the avoidance upper cover unit (21) comprises an avoidance upper cover plate (211), an avoidance clamping plate (212) and an avoidance rack (213); the 2 avoidance clamping plates (212) are arranged below the avoidance upper cover plate (211); the avoidance upper cover unit (21) is limited between 2 avoidance pulleys (234) through avoidance clamping plates (212) at two sides respectively and is movably connected to the avoidance supporting unit (23);
The avoidance driving unit (22) comprises an avoidance driving motor (221) and an avoidance gear (223); the avoidance driving motor (221) drives the avoidance gear (223) to rotate; the avoidance rack (213) is meshed with the avoidance gear (223); the avoidance driving unit (22) drives the avoidance upper cover unit (21) to transversely displace relative to the avoidance supporting unit (23);
the avoidance upper cover unit (21) can cover or withdraw from the upper part of the track unit (1) and form dynamic coverage on the track unit (1) above the foundation (100);
the avoidance radar sensor (24) is arranged on one side of the avoidance upper cover unit (21) close to the track unit (1);
the longitudinal maximum physical size of the foundation blind channel cover body (200) is consistent with that of the lifting adjustment platform (7); the transverse dimension of the avoidance upper cover unit (21) is larger than the transverse width of the foundation track groove (1001); the longitudinal maximum physical width of the avoidance assembly (2) is the same as the longitudinal dimension of the movable frame component (3);
the wave absorbing component (6) comprises a ground wave absorbing unit (61), a movable wave absorbing unit (62) and a wave absorbing blanket unit (63); the ground wave absorbing unit (61) is arranged on the foundation (100), the movable wave absorbing unit (62) is arranged on the upper portion of the avoidance upper cover unit (21), and the wave absorbing blanket unit (63) is covered on the movable frame component (3).
2. The darkroom electromagnetic testing system with automatic avoidance device according to claim 1 wherein the rail unit (1) comprises a rail sleeper plate (11), a rail channel plate (12), a rail (13) and a rail rack (14).
3. The darkroom electromagnetic testing system with automatic avoidance device according to claim 2, wherein the avoidance support unit (23) comprises a plurality of sets of the avoidance pulleys (234) arranged in pairs, and the avoidance upper cover unit (21) comprises two side avoidance clamping plates (212).
4. The darkroom electromagnetic testing system with automatic avoiding device according to claim 3, further comprising a lifting adjustment platform (7), a control terminal (8) and a signal processing unit (9).
5. A darkroom electromagnetic detection method using the darkroom electromagnetic detection system with automatic avoiding device according to any one of claims 1-4, characterized by comprising the steps of:
s1, preparing work;
s2, moving the movable frame part (3) and avoiding linkage of the avoiding assembly (2) to finish multiple detection;
s3, sorting the data of the signal processing unit (9) and judging whether re-detection is needed;
s4, recycling the darkroom electromagnetic detection system with the automatic avoiding device.
6. The darkroom electromagnetic testing method according to claim 5 wherein said S2 comprises:
s21, primary detection: performing primary detection on the position state of the S1;
s22, detecting again: adjusting 2 movable frame parts (3) to the next detection position for performing second detection;
s23, repeating the step S22 until the detection task is completed for a plurality of times.
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| 吸波材料吸波性能的评价测试方法研究进展;凯迪 等;合成纤维;第47卷(第11期);第41-44、51页 * |
| 高精度紧缩场扫描架的研制;张厚江 等;机械设计与制造(第09期);第111-113页 * |
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