CN108011173B - Safe adjustable hidden antenna - Google Patents
Safe adjustable hidden antenna Download PDFInfo
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- CN108011173B CN108011173B CN201710963838.4A CN201710963838A CN108011173B CN 108011173 B CN108011173 B CN 108011173B CN 201710963838 A CN201710963838 A CN 201710963838A CN 108011173 B CN108011173 B CN 108011173B
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- 238000009434 installation Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/08—Means for collapsing antennas or parts thereof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/1235—Collapsible supports; Means for erecting a rigid antenna
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Abstract
The invention discloses a safe adjustable hidden antenna which comprises a signal receiving and transmitting column, a mounting box and a telescopic rod, wherein the mounting box comprises a box body, a box cover, a gear ring, a driven shaft, a first bearing seat, a driving gear, a driving shaft, a motor, a guide pillar, a moving block and a strip-shaped hole, sliding blocks are fixedly arranged at two ends of the moving block, a sliding groove is formed in the side wall of the box body, a limiting groove is formed in the bottom of the sliding groove, a limiting block is arranged in the limiting groove in a sliding mode, a hinge seat is arranged in the center of the top of the mounting. The telescopic rod can adjust the height of the mounting box at the top of the telescopic rod, change the height of the signal receiving column, change the position of the signal receiving column and facilitate signal receiving, when the signal receiving and transmitting column slides to one end of the sliding hole, the signal receiving and transmitting column can be placed in the sliding hole through the hinged seat, and the safety of the signal receiving and transmitting column can be effectively protected when the telescopic rod is not used.
Description
Technical Field
The invention relates to the field of radio, in particular to a safe and adjustable hidden antenna.
Background
A secure tunable concealed antenna is a transducer that converts a guided wave propagating on a transmission line into an electromagnetic wave propagating in an unbounded medium (usually free space) or vice versa. A component for transmitting or receiving electromagnetic waves in a radio device. Engineering systems such as radio communication, broadcasting, television, radar, navigation, electronic countermeasure, remote sensing, radio astronomy and the like all utilize electromagnetic waves to transmit information and work by means of safe and adjustable hidden antennas. In addition, non-signal energy radiation also requires a secure adjustable concealed antenna in terms of transferring energy with electromagnetic waves. The common safety adjustable hidden antenna has reversibility, that is, the same pair of safety adjustable hidden antennas can be used as both the transmitting safety adjustable hidden antenna and the receiving safety adjustable hidden antenna. The same secure adjustable concealed antenna is the same as the basic characteristic parameter for transmission or reception. This is the reciprocity theorem for secure adjustable concealed antennas.
The safe adjustable hidden antenna of installation on some existing small-size equipment can all be designed into the structure of conveniently freely taking off mostly, such purpose is in order to avoid causing the damage of safe adjustable hidden antenna when carrying these equipment, and current safe adjustable hidden antenna also can all be designed into flexible often, but current safe adjustable hidden antenna though can conveniently dismantle with equipment, but such safe adjustable hidden antenna is very fragile, it is fixed very insecure, and its top layer of this kind of flexible safe adjustable hidden antenna all is metal package often, human very easy contact safe adjustable hidden antenna, cause the damage to it.
Therefore, it is desirable to provide a safety adjustable concealed antenna to solve the above problems.
Disclosure of Invention
The present invention is directed to a safety adjustable hidden antenna, so as to solve the problems mentioned above in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a safe and adjustable hidden antenna comprises a signal transceiving column, wherein the signal transceiving column is arranged on a mounting box, the mounting box is mounted at the top of a telescopic rod, the mounting box comprises a box body and a box cover, the box cover is arranged at the top of the box body, a gear ring is arranged at the center inside the box body, the gear ring is mounted at the top of a driven shaft, the bottom of the driven shaft is rotatably mounted at the bottom inside the box body through a first bearing seat, driving gears are axially symmetrically arranged at the side parts of the gear ring and are meshed with the gear ring, the driving gears are fixedly mounted at the top of a driving shaft, the bottom of the driving shaft is connected to a motor shaft of a motor, the bottom of the motor is fixedly mounted at the bottom inside the box body, a guide pillar is arranged on one side of the top of the gear ring, a moving block is, the movable block is characterized in that sliding blocks are fixedly arranged at two ends of the movable block, sliding grooves are formed in two opposite side walls of the box body, one end of each sliding block is arranged in each sliding groove in a sliding mode, a limiting groove is formed in the bottom of each sliding groove, the length of each limiting groove is consistent with that of each sliding groove, the limiting grooves are parallel to the limiting grooves, limiting blocks are arranged in the limiting grooves in a sliding mode, the tops of the limiting blocks are welded on the sliding blocks, an installation block is arranged at the center of the top of the movable block, a hinged seat is arranged at the center of the top of the installation block, the bottom of each signal receiving and transmitting column is installed on the hinged seat, a sliding hole is formed in the box cover, the sliding hole is parallel to each sliding groove, the signal receiving and transmitting columns penetrate through the sliding holes, the length.
Preferably, the telescopic rod comprises an outer sleeve and a straight rod, the top of the outer sleeve is fixed to the bottom of the box body, the top of the straight rod is inserted into the outer sleeve, a threaded hole is formed in the top of the straight rod, a screw rod is matched with the threaded hole in an internal thread mode, the top end of the screw rod is installed at the bottom of the box body through a second bearing seat, guide grooves are formed in the lower portion of the inner wall of the outer sleeve in an axial symmetry mode, guide blocks are arranged in the guide grooves in a sliding mode, and one end, far away from the.
Preferably, the screw rod is provided with a driven bevel gear, the driven bevel gear is located between the straight rod and the second bearing seat, one side of the driven bevel gear is meshed with a driving bevel gear, the driving bevel gear is installed at the end part of the rotating shaft, the rotating shaft penetrates through the side wall of the outer sleeve, and the adjusting handle is installed at one end, located outside the outer sleeve, of the rotating shaft.
Preferably, the number of the motors is two, the types and the structures of the two motors are completely the same, the steering and the rotating speeds of the two motors are also completely the same, and the two motors are connected with the same power supply system and the same control system.
Preferably, the strip-shaped hole is an elliptical hole, and the radian of the two ends of the strip-shaped hole is larger than the diameter of the guide pillar.
Preferably, a first through hole is vertically formed in the center of the straight rod, the top of the first through hole is communicated with the bottom of the threaded hole, a second through hole is formed in the center of the screw rod, a third through hole is formed in the center of the bottom of the box body, the third through hole is located inside the outer sleeve, a fourth through hole is formed in the center of the driven shaft, and the bottom of the fourth through hole is communicated with the top of the third through hole.
Preferably, the first through hole, the second through hole, the third through hole and the fourth through hole are arranged in a collinear manner.
When the telescopic rod is actually used, the telescopic rod is installed on equipment, the driving bevel gear is driven to rotate by rotating the adjusting handle, the driving bevel gear drives the screw rod to rotate by the driven bevel gear, and when the screw rod rotates, the side wall of the straight rod is limited in the guide groove through the guide block, so that the straight rod cannot rotate along with the screw rod through the threaded hole, the straight rod only can stretch out and draw back in the outer sleeve through the guide block by the rotation of the screw rod, the length adjustment of the telescopic rod is realized, and the telescopic rod can adjust the height of the mounting box at the top of the telescopic rod; when two motors in the box body rotate, a motor shaft can drive a driving shaft to rotate, the driving shaft can drive a gear ring meshed with the driving gear to rotate through the driving gear, the gear ring can rotate around a driven shaft, a guide post arranged on one side of the top of the gear ring can do circle-drawing motion around the center of the gear ring, but the top of the guide post is inserted in a strip-shaped hole in a moving block, when the guide post moves, the guide post can apply force to the moving block, the moving block is arranged in a sliding groove in the side wall of the box body in a sliding manner through sliding blocks at two ends, and the position between the sliding block and the sliding groove is limited through a limiting groove and a limiting block, so that the moving block can only move horizontally along the sliding groove, because the guide post does circular motion, the moving block can do circular reciprocating motion along the sliding groove through the sliding block in the, the center of the top of the mounting block is provided with a hinged seat, the bottom of the signal transceiving column is mounted on the hinged seat, the box cover is provided with a sliding hole, the sliding hole is parallel to the sliding groove and the limiting groove, the signal transceiving column penetrates through the sliding hole, when the motor drives the moving block to do reciprocating motion, the moving block can drive the mounting block and the hinged seat to do the same motion, the mounting block and the hinged seat can drive the signal transceiving column to achieve position adjustment in the sliding hole, the length of the sliding hole is equal to the diameter of the gear ring, the length of the signal transceiving column is smaller than that of the sliding hole, when the signal transceiving column slides to one end of the sliding hole, the signal transceiving column can be placed in the sliding hole through the hinged seat, and the safety of the signal transceiving column can be effectively protected when the signal transceiving column is not used.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a top view of the present invention with the lid removed.
Fig. 4 is a schematic structural diagram of a moving block according to the present invention.
Fig. 5 is a schematic view of the connection between the slider and the chute of the present invention.
Fig. 6 is a schematic view of the connection between the mounting block and the signal transceiving column according to the present invention.
Fig. 7 is a side sectional view of the present invention.
Fig. 8 is a sectional view taken along a-a in fig. 7.
In the figure: the device comprises a signal receiving and transmitting column 1, a mounting box 2, a box body 3, a box cover 4, a gear ring 5, a driven shaft 6, a first bearing seat 7, a driving gear 8, a driving shaft 9, a motor 10, a guide column 11, a moving block 12, a strip-shaped hole 13, a sliding block 14, a sliding groove 15, a limiting block 16, a limiting groove 17, a mounting block 18, a hinge seat 19, a telescopic rod 20, an outer sleeve 21, a straight rod 22, a screw rod 23, a second bearing seat 24, a threaded hole 25, a guide groove 26, a guide block 27, a driven bevel gear 28, a driving bevel gear 29, a rotating shaft 30, an adjusting handle 31, a first through hole 32, a second through hole 33, a third through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a safe adjustable hidden antenna as shown in figures 1-8, which comprises a signal receiving and transmitting column 1, wherein the signal receiving and transmitting column 1 is arranged on a mounting box 2, the mounting box 2 is arranged at the top of a telescopic rod 20, the mounting box 2 comprises a box body 3 and a box cover 4, the box cover 4 is arranged at the top of the box body 3, a gear ring 5 is arranged at the center inside the box body 3, the gear ring 5 is arranged at the top of a driven shaft 6, the bottom of the driven shaft 6 is rotatably arranged at the bottom inside the box body 3 through a first bearing seat 7, driving gears 8 are axially symmetrically arranged at the side parts of the gear ring 5, the driving gears 8 are meshed with the gear ring 5, the driving gears 8 are fixedly arranged at the top of a driving shaft 9, the bottom of the driving shaft 9 is connected to a motor shaft of a motor 10, and the, a guide post 11 is arranged on one side of the top of the gear ring 5, a moving block 12 is further arranged on the top of the gear ring 5, a strip-shaped hole 13 is arranged on the moving block 12, the guide post 11 is inserted into the strip-shaped hole 13, sliding blocks 14 are fixedly arranged at two ends of the moving block 12, sliding grooves 15 are formed in two opposite side walls of the box body 3, one end of each sliding block 14 is slidably arranged in the corresponding sliding groove 15, a limiting groove 17 is formed in the bottom of the corresponding sliding groove 15, the length of each limiting groove 17 is consistent with that of the corresponding sliding groove 15, the limiting grooves 17 are parallel to the corresponding limiting groove 17, a limiting block 16 is slidably arranged in each limiting groove 17, the top of each limiting block 16 is welded on the corresponding sliding block 14, when the motor 10 rotates, the motor shaft can drive the driving shaft 9 to rotate, the driving shaft 9 can drive, at this time, the guide post 11 arranged on one side of the top of the gear ring 5 makes a circle-drawing motion around the center of the gear ring 5, but the top of the guide post 11 is inserted into the strip-shaped hole 13 on the moving block 12, so when the guide post 11 moves, the guide post 11 gives a force to the moving block 12, the moving block 12 is slidably arranged in the sliding slot 15 on the side wall of the box body 3 through the slide blocks 14 at both ends, and the slide block 14 and the sliding slot 15 are limited through the limiting slot 17 and the limiting block 16, so the moving block 12 can only move in a translation manner along the sliding slot 15 in the box body 3, because the guide post 11 makes a circular motion, the moving block 12 makes a circular reciprocating motion along the sliding slot 15 through the slide block 14 in the box body 3, the top center of the moving block 12 is provided with the mounting block 18, the top center of the mounting block 18 is provided with the hinge base 19, the, the box cover 4 is provided with a sliding hole 41, the sliding hole 41 is parallel to the sliding groove 15 and the limiting groove 17, the signal transceiving column 1 penetrates through the sliding hole 41, when the motor 10 drives the moving block 12 to do reciprocating motion, the moving block 12 can drive the mounting block 18 and the hinge base 19 to do the same motion, the mounting block 18 and the hinge base 19 can drive the signal transceiving column 1 to achieve position adjustment in the sliding hole 41, the length of the sliding hole 41 is equal to the diameter of the gear ring 5, the length of the signal transceiving column 1 is smaller than that of the sliding hole 41, when the signal transceiving column 1 slides to one end of the sliding hole 41, the signal transceiving column 1 can be placed in the sliding hole 41 through the hinge base 19, and the safety of the signal transceiving column 1 can be effectively protected when the signal transceiving column is not used.
The telescopic rod 20 comprises an outer sleeve 21 and a straight rod 22, the top of the outer sleeve 21 is fixed at the bottom of the box body 3, the top of the straight rod 22 is inserted into the outer sleeve 21, a threaded hole 25 is formed in the top of the straight rod 22, a screw 23 is in threaded fit with the threaded hole 25, the top end of the screw 23 is mounted at the bottom of the box body 3 through a second bearing seat 24, guide grooves 26 are axially symmetrically formed in the lower portion of the inner wall of the outer sleeve 21, guide blocks 27 are arranged in the guide grooves 26 in a sliding manner, one end, far away from the guide grooves 26, of each guide block 27 is fixedly mounted on the outer wall of the straight rod 22, when the screw 23 rotates, because the side wall of the straight rod 22 is limited in the guide grooves 26 through the guide blocks 27, the straight rod 22 cannot rotate together with the screw 23 through the threaded hole 25, the rotation of the screw 23 only enables the, when the lower end of the straight rod 22 is installed on the equipment, the height of the installation box 2 can be adjusted through adjustment.
The screw 23 is provided with a driven bevel gear 28, the driven bevel gear 28 is positioned between the straight rod 22 and the second bearing seat 24, one side of the driven bevel gear 28 is engaged with a driving bevel gear 29, the driving bevel gear 29 is arranged at the end part of a rotating shaft 30, the rotating shaft 30 penetrates through the side wall of the outer sleeve 21, and one end of the rotating shaft 30, which is positioned outside the outer sleeve 21, is provided with an adjusting handle 31. The adjusting handle 31 is rotated to drive the driving bevel gear 29 to rotate, and the driving bevel gear 29 drives the screw 23 to rotate through the driven bevel gear 28, so that the telescopic adjustment of the middle straight rod 22 is realized.
The motor 10 is provided with two, and the model, the structure of two motors 10 are identical, and the turn to, the rotational speed of two motors 10 are also identical, and two motors 10 all are connected with same power supply system and control system, and contribution system and control system here are the most commonly used technical scheme among the prior art, for example, power supply system adopts the power supply of electric wire erection equipment itself, and control system adopts ordinary PLC can.
The strip-shaped holes 13 are elliptical holes, and the radian of the two ends of each strip-shaped hole 13 is larger than the diameter of each guide pillar 11.
The center of the straight rod 22 is vertically provided with a first through hole 32, the top of the first through hole 32 is communicated with the bottom of the threaded hole 25, the center of the screw 23 is provided with a second through hole 33, the center of the bottom of the box body 3 is provided with a third through hole 34, the third through hole 34 is positioned inside the outer sleeve 21, the center of the driven shaft 6 is provided with a fourth through hole 35, and the bottom of the fourth through hole 35 is communicated with the top of the third through hole 34.
The first through hole 32, the second through hole 33, the third through hole 34 and the fourth through hole 35 are arranged in a collinear manner. The data line can be conveniently penetrated into the box body 3 through four through holes through the arrangement of the first through hole 32, the second through hole 33, the third through hole 34 and the fourth through hole 35, so that the data line is conveniently connected with the signal receiving column 1.
This practical theory of operation: when the telescopic rod 20 is actually used, the telescopic rod 20 is installed on equipment, the adjusting handle 31 is rotated to drive the driving bevel gear 29 to rotate, the driving bevel gear 29 drives the screw 23 to rotate through the driven bevel gear 28, when the screw 23 rotates, the side wall of the straight rod 22 is limited in the guide groove 26 through the guide block 27, so that the straight rod 22 cannot rotate together with the screw 23 through the threaded hole 25, the rotation of the screw 23 only enables the straight rod 22 to stretch and retract in the outer sleeve 21 along the guide groove 26 through the guide block 27, the length adjustment of the telescopic rod 20 is further realized, and the telescopic rod 20 can perform height adjustment on the mounting box 2 at the top of the telescopic rod 20; when two motors 10 in the box body 3 rotate, a motor shaft can drive a driving shaft 9 to rotate, the driving shaft 9 can drive a gear ring 5 meshed with the driving gear 8 to rotate through the driving gear 8, the gear ring 5 can rotate around a driven shaft 6, at the moment, a guide post 11 arranged on one side of the top of the gear ring 5 can do circle-drawing motion around the center of the gear ring 5, but the top of the guide post 11 is inserted into a strip-shaped hole 13 on a moving block 12, when the guide post 11 moves, the guide post 11 can provide force for the moving block 12, the moving block 12 is arranged in a sliding groove 15 on the side wall of the box body 3 in a sliding mode through sliding blocks 14 at two ends, and the sliding block 14 and the sliding groove 15 are limited through a limiting groove 17 and a limiting block 16, so that the moving mode of the moving block 12 in the box body 3 can only translate along the sliding groove 15, because the guide post 11 does circular motion, the moving block 12 can do circular, when the motor 10 drives the moving block 12 to reciprocate, the moving block 12 drives the mounting block 18 and the hinge base 19 to do the same motion, the mounting block 18 and the hinge base 19 can drive the signal transceiving column 1 to achieve position adjustment in the sliding hole 41, the length of the sliding hole 41 is equal to the diameter of the gear ring 5, the length of the signal transceiving column 1 is smaller than the length of the sliding hole 41, when the signal transceiving column 1 slides to one end of the sliding hole 41, the signal transceiving column 1 can be placed in the sliding hole 41 through the hinge base 19, and the safety of the signal transceiving column 1 can be effectively protected when the signal transceiving column is not used.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A safe adjustable hidden antenna comprises a signal receiving and transmitting column (1), and is characterized in that: the signal receiving and transmitting column (1) is arranged on the mounting box (2), the mounting box (2) is arranged at the top of the telescopic rod (20), the mounting box (2) comprises a box body (3) and a box cover (4), the box cover (4) is arranged at the top of the box body (3), a gear ring (5) is arranged at the center of the inside of the box body (3), the gear ring (5) is arranged at the top of the driven shaft (6), the bottom of the driven shaft (6) is rotatably arranged at the bottom in the box body (3) through a first bearing seat (7), a driving gear (8) is arranged on the lateral part of the gear ring (5) in an axial symmetry manner, the driving gear (8) is meshed with the gear ring (5), the driving gear (8) is fixedly arranged at the top of the driving shaft (9), the bottom of the driving shaft (9) is connected onto a motor shaft of the motor (10), the bottom of the motor (10), a guide post (11) is arranged on one side of the top of the gear ring (5), a moving block (12) is further arranged on the top of the gear ring (5), a strip-shaped hole (13) is formed in the moving block (12), the guide post (11) is inserted into the strip-shaped hole (13), sliding blocks (14) are fixedly arranged at two ends of the moving block (12), sliding grooves (15) are formed in two opposite side walls of the box body (3), one end of each sliding block (14) is slidably arranged in the corresponding sliding groove (15), a limiting groove (17) is formed in the bottom of the corresponding sliding groove (15), the length of each limiting groove (17) is identical to that of the corresponding sliding groove (15) and is parallel to that of the corresponding sliding groove, a limiting block (16) is arranged in the limiting groove (17) in a sliding mode, the top of the limiting block (16) is welded on the corresponding sliding block (14), an installation block (18) is arranged in the, the bottom of signal receiving and dispatching post (1) is installed on articulated seat (19), slide opening (41) have been seted up on lid (4), slide opening (41) are parallel to each other with spout (15) and spacing groove (17), signal receiving and dispatching post (1) runs through slide opening (41) and sets up, the length of slide opening (41) equals the diameter of ring gear (5), the length of signal receiving and dispatching post (1) is less than the length of slide opening (41).
2. A secure adjustable concealed antenna according to claim 1, wherein: the telescopic link (20) comprises an outer sleeve (21) and a straight rod (22), the bottom of box body (3) is fixed at the top of outer sleeve (21), the top of straight rod (22) is inserted into outer sleeve (21), threaded hole (25) is opened at the top of straight rod (22), threaded hole (25) is in internal thread fit with screw rod (23), the bottom of box body (3) is installed on the top of screw rod (23) through second bearing seat (24), guide groove (26) is opened in axial symmetry at the lower part of the inner wall of outer sleeve (21), guide block (27) is arranged in guide groove (26) in a sliding mode, and one end of guide block (27) far away from guide groove (26) is fixedly installed on the outer wall of straight rod (22).
3. A secure adjustable concealed antenna according to claim 2, wherein: install driven bevel gear (28) on screw rod (23), driven bevel gear (28) are located between straight-bar (22) and second bearing frame (24), the meshing of one side of driven bevel gear (28) has drive bevel gear (29), the tip at pivot (30) is installed in drive bevel gear (29), pivot (30) run through the lateral wall setting of outer sleeve (21), and adjustment handle (31) are installed to the one end that pivot (30) are located outer sleeve (21).
4. A secure adjustable concealed antenna according to claim 1, wherein: the motor (10) is provided with two motors, the types and the structures of the two motors (10) are completely the same, the steering and the rotating speeds of the two motors (10) are also completely the same, and the two motors (10) are connected with the same power supply system and the same control system.
5. A secure adjustable concealed antenna according to claim 1, wherein: the strip-shaped holes (13) are elliptical holes, and the radian of the two ends of each strip-shaped hole (13) is larger than the diameter of each guide pillar (11).
6. A secure adjustable concealed antenna according to claim 2, wherein: first through-hole (32) have vertically been seted up at the center of straight-bar (22), the top of first through-hole (32) communicates the bottom of screw hole (25), second through-hole (33) have been seted up at the center of screw rod (23), third through-hole (34) have been seted up at the bottom center of box body (3), third through-hole (34) are located inside outer sleeve (21), fourth through-hole (35) have been seted up at the center of driven shaft (6), the top of third through-hole (34) is communicated to the bottom of fourth through-hole (35).
7. A secure adjustable concealed antenna according to claim 6, wherein: the first through hole (32), the second through hole (33), the third through hole (34) and the fourth through hole (35) are arranged in a collinear manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710963838.4A CN108011173B (en) | 2017-10-17 | 2017-10-17 | Safe adjustable hidden antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710963838.4A CN108011173B (en) | 2017-10-17 | 2017-10-17 | Safe adjustable hidden antenna |
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| CN108011173A CN108011173A (en) | 2018-05-08 |
| CN108011173B true CN108011173B (en) | 2020-02-14 |
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| CN201710963838.4A Active CN108011173B (en) | 2017-10-17 | 2017-10-17 | Safe adjustable hidden antenna |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108886921B (en) * | 2018-06-07 | 2020-07-14 | 和县海豪蔬菜种植有限责任公司 | Improved manual handrail vegetable seeder |
| CN108944187A (en) * | 2018-06-28 | 2018-12-07 | 中兴华教育科技（北京）有限公司 | A kind of intelligent teaching dais |
| CN109521363A (en) * | 2018-11-19 | 2019-03-26 | 东北林业大学 | Adapt to the fixation device and test macro of different size motors |
| CN109692463A (en) * | 2019-01-21 | 2019-04-30 | 江苏师范大学 | A kind of Xun Bianqi with Telescopic |
| CN110247151B (en) * | 2019-06-28 | 2020-11-20 | 杭州止克科技有限公司 | Antenna double-track sliding structure |
| CN111101696A (en) * | 2019-12-31 | 2020-05-05 | 江苏省建筑工程集团第一工程有限公司 | Movable operating platform for overhead corridor construction |
| CN111983658B (en) * | 2020-07-17 | 2022-10-28 | 湖南联智科技股份有限公司 | Indoor and outdoor integrated positioning device based on Beidou and wireless positioning |
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| CN205081222U (en) * | 2015-10-31 | 2016-03-09 | 陈文圳 | Novel helical antenna |
| CN205215580U (en) * | 2015-12-16 | 2016-05-11 | 张雪刚 | A medical treatment bed for intracardiac branch of academic or vocational study |
| CN206098656U (en) * | 2016-08-31 | 2017-04-12 | 江苏文瑞智能科技有限公司 | Telescopic antenna with adjustable |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3015786B1 (en) * | 2013-12-23 | 2017-05-19 | Thales Sa | COMPACT MARINE ANTENNA WITH ADJUSTABLE DIVERSITY |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205081222U (en) * | 2015-10-31 | 2016-03-09 | 陈文圳 | Novel helical antenna |
| CN205215580U (en) * | 2015-12-16 | 2016-05-11 | 张雪刚 | A medical treatment bed for intracardiac branch of academic or vocational study |
| CN206098656U (en) * | 2016-08-31 | 2017-04-12 | 江苏文瑞智能科技有限公司 | Telescopic antenna with adjustable |
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