CN115211703A - Movable wave-absorbing screen - Google Patents
Movable wave-absorbing screen Download PDFInfo
- Publication number
- CN115211703A CN115211703A CN202210943871.1A CN202210943871A CN115211703A CN 115211703 A CN115211703 A CN 115211703A CN 202210943871 A CN202210943871 A CN 202210943871A CN 115211703 A CN115211703 A CN 115211703A
- Authority
- CN
- China
- Prior art keywords
- wave
- absorbing
- support
- bracket
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011358 absorbing material Substances 0.000 claims description 11
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G5/00—Screens; Draught-deflectors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0001—Rooms or chambers
- H05K9/0003—Shielded walls, floors, ceilings, e.g. wallpaper, wall panel, electro-conductive plaster, concrete, cement, mortar
-
- 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
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention provides a movable wave-absorbing screen, which comprises a plurality of wave-absorbing screen units, wherein each wave-absorbing screen unit comprises a rectangular bracket, and a wave-absorbing panel is arranged on the front side of each bracket; the bottom of the bracket is provided with a base, and the base is provided with universal wheels; the support comprises a rectangular fixed support and a rectangular folding support, the fixed support is positioned below, and a lower frame of the fixed support is fixedly connected with the base; the front side of the wave-absorbing panel installed on the fixed support is vertical to the ground; the lower frame of the folding bracket is hinged with the upper frame of the fixed bracket through a hinge; the position that the lower frame of folding support, the last frame of fixed bolster correspond is equipped with the bolt hole, and when folding support opened and was located same perpendicular with the fixed bolster, the fast bolt was inserted in the bolt hole that corresponds, with the fixed bolster with the rigidity of folding support. The invention adopts a modular design, the movable screen can be folded and transported, and the invention has the characteristics of convenient transportation, installation and disassembly.
Description
Technical Field
The invention relates to a movable wave-absorbing screen, belonging to the technical field of wave-absorbing devices.
Background
Most antennas are measured in a dark room, and are generally matched with an antenna tool when the antennas are tested. However, for some special cases, the test needs to be carried out outside the darkroom, a temporary darkroom in electromagnetic wave-absorbing environment needs to be built, and a wave-absorbing screen and ground-laid wave-absorbing materials are generally adopted.
When the temporary wave-absorbing screen is installed, installation errors occur, the states of each wave-absorbing screen unit are different after the wave-absorbing screen unit is installed, manual adjustment is needed, for example, the upper part and the lower part of the wave-absorbing screen unit are not vertical after the wave-absorbing screen unit is installed, and a folding part can tilt forwards.
Disclosure of Invention
Aiming at the technical problem, the invention provides a movable wave-absorbing screen which is quick to install and does not need to be adjusted.
The specific technical scheme is as follows:
the movable wave-absorbing screen comprises a plurality of wave-absorbing screen units, each wave-absorbing screen unit comprises a rectangular bracket, and the front side of each bracket is provided with a wave-absorbing panel; the bottom of the bracket is provided with a base, and the base is provided with universal wheels.
The support comprises a rectangular fixed support and a rectangular folding support, the fixed support is positioned below, and a lower frame of the fixed support is fixedly connected with the base; the front side of the wave-absorbing panel installed on the fixed support is vertical to the ground; the lower frame of the folding bracket is hinged with the upper frame of the fixed bracket through a hinge;
the lower frame of the folding bracket and the upper frame of the fixed bracket are provided with bolt holes at corresponding positions, when the folding bracket is unfolded and is positioned on the same vertical plane with the fixed bracket, the quick bolts are inserted into the corresponding bolt holes to fix the positions of the fixed bracket and the folding bracket;
the wave absorbing panel comprises a fixed wave absorbing panel and a folding wave absorbing panel which are fixed on a fixed support and a folding support respectively.
The wave-absorbing panel comprises a wave-absorbing bottom plate, and wave-absorbing materials are arranged on the outer surface of the wave-absorbing bottom plate.
The wave-absorbing bottom plate is an aluminum plate.
The wave-absorbing material is connected with the wave-absorbing bottom plate through a bur sticker provided with back glue.
And the frames at two sides of the bracket are respectively provided with a locking clamp fixing plate and a locking clamp for fixedly connecting two adjacent wave-absorbing screen units.
The support and the base both adopt sectional materials as frames, right-angle corner pieces are arranged at the joints of the support and the base, oblique supporting rods are further arranged between the support and the base, and acute-angle corner pieces are arranged at the joints of the oblique supporting rods, the support and the base.
And a supporting corner piece is arranged on the frame at the rear side of the bracket.
The frame at the back side of the bracket is also provided with a handle.
A wiring gap is reserved between the base and the ground.
Every portable wave-absorbing screen includes a plurality of solitary wave-absorbing screen units, and the assembling process does, connects earlier section bar frame through the corner fittings and fixes into support and base, and the universal wheel is adorned to the base, and the handle is adorned on the fixed bolster in the support, and fixed bolster and folding support all adorn the locking clamp, and fixed bolster and folding support pass through the hinge and articulate, and the fixed wave-absorbing bottom plate that inhales of the front side of support, the hair side of inhaling the wave bottom plate surface and pasting the hair of hair subsides, glue with the thorn hair subsides hook face at the absorbing material back.
The universal wheel has a self-locking function and is locked when in use.
The movable wave-absorbing screen is in an unfolding state when in use, the folding support is rotated to a vertical position, the lower frame of the folding support and the upper frame of the fixing support are inserted into the reserved bolt holes through the quick bolts respectively, and the movable wave-absorbing screen is convenient to disassemble.
Two adjacent wave-absorbing screen units are in an unfolded state when being spliced and are connected and fixed through the upper locking clamp and the lower locking clamp, so that the connection is convenient and reliable.
The invention has the beneficial effects that:
the modular design is adopted, so that the device has the characteristics of convenience in transportation, installation and disassembly;
the movable screen can be folded and transported, and the size can be designed according to requirements, such as the height of a folded part is 1m, and the height of an unfolded part is 1.5m;
the movable screen is provided with the roller and the locking device, so that the movement is convenient;
the plurality of movable screens can be spliced into rectangular areas with different sizes and can be customized according to the requirements of customers;
the whole equipment is firm, stable and safe after the structural combination is installed;
a wiring gap is reserved between the movable screen and the ground, and power supply, signals and radio frequency cables are conveniently combined.
Drawings
FIG. 1 is one of the structural schematic diagrams of the wave-absorbing screen unit of the present invention;
FIG. 2 is a second schematic view of the wave-absorbing screen unit of the present invention;
FIG. 3 is a schematic view of a folding structure of the wave-absorbing screen unit of the present invention;
FIG. 4 is a schematic overall perspective view of the present invention;
FIG. 5 is a schematic overall front view of the present invention;
fig. 6 is an overall top view schematic diagram of the present invention.
Detailed Description
Embodiments of the present invention are further illustrated, but are not limited to, by the following examples in connection with the accompanying drawings:
the invention adopts a modular design, and provides a specific embodiment as follows:
providing a set of movable wave-absorbing screen with the length of 3m, the width of 3m and the height of 2.6m, wherein the use area is 9 square meters:
in order to facilitate design, transportation and installation, the movable wave-absorbing screen is made into 8 wave-absorbing screen units, as shown in figures 4 to 6, four surfaces are formed, and two wave-absorbing screen units on each surface are spliced and fixed; each wave-absorbing screen unit is 1.5m in length and 2.6m in height, the wave-absorbing material is a clean wave-absorbing material with the height of 200mm, the requirement on cleanliness is met, and the ground inside the movable wave-absorbing screen is also fully paved with the clean wave-absorbing material with the height of 200 mm.
As shown in fig. 1 to fig. 3, each wave-absorbing screen unit comprises a rectangular bracket 3, and a wave-absorbing panel is arranged on the front side of the bracket 3; the bottom of the support 3 is provided with a base, and the base is provided with universal wheels 12, so that the movement is convenient.
The support 3 comprises a rectangular fixed support and a rectangular folding support, the fixed support is positioned below, and a lower frame of the fixed support is fixedly connected with the base; the front side of the wave-absorbing panel installed on the fixed bracket is vertical to the ground; the lower frame of the folding bracket is hinged with the upper frame of the fixed bracket through a hinge 6;
in order to fix the folding bracket after being unfolded, bolt holes are formed in the positions, corresponding to the lower frame of the folding bracket and the upper frame of the fixing bracket, of the lower frame of the folding bracket, and when the folding bracket is unfolded and is located on the same vertical plane with the fixing bracket, the quick bolts 5 are inserted into the corresponding bolt holes.
The wave-absorbing panel comprises a fixed wave-absorbing panel and a folding wave-absorbing panel which are fixed on a fixed support and a folding support respectively. The wave-absorbing panel comprises a wave-absorbing bottom plate 4, and wave-absorbing materials 1 are arranged on the outer surface of the wave-absorbing bottom plate 4. The wave-absorbing material 1 is connected with the wave-absorbing bottom plate 4 through a barbed tape provided with a back adhesive.
The two side frames of the bracket 3 are respectively provided with a locking clamp fixing plate 2 and a locking clamp 8 which are used for fixedly connecting two adjacent wave-absorbing screen units, as shown in figure 5.
The support 3 and the base both adopt sectional materials as frames, a right-angle corner fitting 10 is arranged at the joint of the support and the base, an inclined support rod is further arranged between the support and the base, and an acute-angle corner fitting 11 is arranged at the joint of the inclined support rod, the support and the base. The right angle corner fitting 10 and the acute angle corner fitting 11 can both strengthen the structure, so that the structure of the bracket and the base is stable and is not deformed.
And a supporting corner fitting 7 and a handle 9 are arranged on the frame at the rear side of the bracket 3. The supporting corner fittings 7 can prevent the fixed support and the folding support from colliding with each other when being folded, and the handle 9 facilitates operation of constructors.
A wiring gap is reserved between the base and the ground, and power supply, signal and radio frequency cables are conveniently combined.
Claims (10)
1. The movable wave-absorbing screen is characterized by comprising a plurality of wave-absorbing screen units, wherein each wave-absorbing screen unit comprises a rectangular bracket (3), and a wave-absorbing panel is arranged on the front side of each bracket (3); the bottom of the bracket (3) is provided with a base, and the base is provided with universal wheels (12);
the support (3) comprises a rectangular fixed support and a rectangular folding support, the fixed support is positioned below, and a lower frame of the fixed support is fixedly connected with the base; the front side of the wave-absorbing panel installed on the fixed support is vertical to the ground; the lower frame of the folding bracket is hinged with the upper frame of the fixed bracket through a hinge (6);
the position that the lower frame of folding support, the last frame of fixed bolster correspond is equipped with the bolt hole, and when folding support opened and was located same perpendicular with the fixed bolster, fast bolt (5) inserted the bolt hole that corresponds, with the fixed bolster with the position fixation of folding support in.
2. The movable wave-absorbing screen of claim 1, wherein the wave-absorbing panels correspondingly comprise a fixed wave-absorbing panel and a folding wave-absorbing panel, and the fixed wave-absorbing panel and the folding wave-absorbing panel are respectively fixed on a fixed support and a folding support.
3. A movable wave-absorbing screen according to claim 1 or 2, wherein the wave-absorbing panel comprises a wave-absorbing bottom plate (4), and the wave-absorbing material (1) is arranged on the outer surface of the wave-absorbing bottom plate (4).
4. A movable wave-absorbing screen according to claim 3, wherein the wave-absorbing bottom plate (4) is an aluminum plate.
5. The movable wave-absorbing screen according to claim 1, wherein the wave-absorbing material (1) is connected with the wave-absorbing bottom plate (4) through a barbed tape provided with a back adhesive.
6. The movable wave-absorbing screen according to claim 1, wherein the two side frames of the bracket (3) are respectively provided with a locking clamp fixing plate (2) and a locking clamp (8) for fixedly connecting two adjacent wave-absorbing screen units.
7. The movable wave-absorbing screen according to claim 1, wherein the support (3) and the base both adopt section bars as the frame, a right-angle corner piece (10) is arranged at the joint of the support and the base, an inclined support bar is further arranged between the support and the base, and an acute-angle corner piece (11) is arranged at the joint of the inclined support bar and the support and the base.
8. A movable wave-absorbing screen according to claim 1, characterized in that the rear side frame of the bracket (3) is provided with a supporting corner piece (7).
9. The movable wave-absorbing screen according to claim 1, wherein a handle (9) is arranged on the rear side frame of the bracket (3).
10. A movable wave-absorbing screen according to claim 1, wherein a routing gap is left between the base and the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210943871.1A CN115211703A (en) | 2022-08-08 | 2022-08-08 | Movable wave-absorbing screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210943871.1A CN115211703A (en) | 2022-08-08 | 2022-08-08 | Movable wave-absorbing screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115211703A true CN115211703A (en) | 2022-10-21 |
Family
ID=83614853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210943871.1A Pending CN115211703A (en) | 2022-08-08 | 2022-08-08 | Movable wave-absorbing screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115211703A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206323735U (en) * | 2017-01-09 | 2017-07-11 | 深圳市禹龙通电子有限公司 | A kind of screen-type absorbent structure |
| CN213605613U (en) * | 2020-11-25 | 2021-07-06 | 长荣金属科技(海安)有限公司 | Rotatable folding screen of aluminium system |
| CN114035166A (en) * | 2021-10-12 | 2022-02-11 | 威凯检测技术有限公司 | Testing arrangement of millimeter wave radar |
-
2022
- 2022-08-08 CN CN202210943871.1A patent/CN115211703A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206323735U (en) * | 2017-01-09 | 2017-07-11 | 深圳市禹龙通电子有限公司 | A kind of screen-type absorbent structure |
| CN213605613U (en) * | 2020-11-25 | 2021-07-06 | 长荣金属科技(海安)有限公司 | Rotatable folding screen of aluminium system |
| CN114035166A (en) * | 2021-10-12 | 2022-02-11 | 威凯检测技术有限公司 | Testing arrangement of millimeter wave radar |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9093583B2 (en) | Folding solar canopy assembly | |
| US8276325B2 (en) | Vehicle and mast mounting assembly therefor | |
| US9774293B2 (en) | Bracing assembly | |
| US7230819B2 (en) | Mobile power system | |
| US20130125959A1 (en) | Mount member, structural object mount, method for installing the mount, and solar photovoltaic system using the mount | |
| US10963207B2 (en) | Portable video screen | |
| US20200385979A1 (en) | Articulated perimeter wall for an industrial worksite | |
| US20140076377A1 (en) | Solar canopy assembly | |
| CA3058739A1 (en) | Collapsible light tunnel | |
| CA3028911C (en) | Portable power generator | |
| CN115211703A (en) | Movable wave-absorbing screen | |
| JP7374128B2 (en) | Portable and erectable shelter | |
| US20190044011A1 (en) | Rapid deploy solar array | |
| CN204802385U (en) | Foldable LED display screen transportation bracket | |
| CN110356731A (en) | A kind of mounted equipment shelter | |
| CN214786489U (en) | Beam connecting piece for large-angle unfolded car side tent | |
| CN206147119U (en) | X ray security check machine | |
| WO2022088576A1 (en) | Fully articulated extendable wall-mounted shelf and method for transporting same | |
| KR101217255B1 (en) | Constructing apparatus for a framework of door | |
| KR20120103973A (en) | Access floor assembley | |
| CN218468596U (en) | Detachable supporting mechanism and projection screen | |
| CN216112934U (en) | Large-size quick unfolding integrated machine | |
| CN213115007U (en) | Movable board house of quick detachable installation | |
| CN214574666U (en) | Box-type room is with collapsible main body frame | |
| CN219754144U (en) | Detachable space capsule skeleton texture |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |