CN113078466A - Automatic antenna feeder system with lifting and cable stretching functions - Google Patents
Automatic antenna feeder system with lifting and cable stretching functions Download PDFInfo
- Publication number
- CN113078466A CN113078466A CN202110398351.2A CN202110398351A CN113078466A CN 113078466 A CN113078466 A CN 113078466A CN 202110398351 A CN202110398351 A CN 202110398351A CN 113078466 A CN113078466 A CN 113078466A
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- Prior art keywords
- cable
- antenna
- pipe
- plate
- connecting plate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- 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
- H01Q1/10—Telescopic elements
-
- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0437—Channels
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Support Of Aerials (AREA)
Abstract
The invention discloses an automatic antenna feed system with lifting and cable stretching functions, which is provided with a lifting rod, wherein the lifting rod is provided with a bottom pipe, an inner pipe and a top pipe, the top end of the top pipe is provided with an antenna mounting plate, an antenna is distributed on the antenna mounting plate, and the automatic antenna feed system also comprises a cable connected with the antenna; a conical cylindrical mounting frame is sleeved on the upper part of the bottom pipe of the lifting rod, the cable is correspondingly a conical cylindrical spiral cable and is sleeved outside the conical cylindrical mounting frame, an annular supporting plate is fixedly arranged at the bottom of the conical cylindrical mounting frame, a pipe hoop is fixedly arranged on the annular supporting plate, and mounting channels which are communicated upwards are arranged on the left side and the right side of the conical cylindrical mounting frame; the outer wall of the top pipe orifice of each inner pipe is provided with a cable penetrating assembly, and the antenna mounting plate and the annular supporting plate are respectively provided with a wire passing component. According to the antenna feeder system, the lifting of the antenna feeder system can be realized by driving the lifting rod to lift, and the cable connected with the antenna can be orderly unfolded and fallen when the lifting rod is unfolded or retracted.
Description
Technical Field
The invention relates to an antenna feeder system, in particular to an automatic antenna feeder system with lifting and cable stretching functions.
Background
The lifting rod with certain lifting capacity can be used for quickly erecting the antenna feeder system. An antenna feed system refers to a system in which an antenna radiates electromagnetic waves into a surrounding space.
The lifting rod in the prior art has more types, but mainly comprises a pipe body and a lead screw driving device in structure. The pipe body comprises an innermost top pipe, an outermost bottom pipe and a plurality of inner pipes between the bottom pipe and the top pipe, and an antenna mounting plate is arranged at the top end of the top pipe when the communication equipment such as an antenna is erected. The screw rod driving device can be driven by a single screw rod or a plurality of screw rods, and a plurality of inner pipes and jacking pipes in the pipe body can be lifted in sequence or lifted synchronously.
In the prior art, chinese patent ZL200810229459.3 discloses a "multi-screw mechanical lifter," in which a push pipe and a plurality of inner pipes can be sequentially lifted to make the lifter in an expanded state or sequentially lowered to make the lifter in a retracted state under the driving of a screw driving device.
In the prior art, CN106241640A discloses a "multi-screw synchronous electric lifting rod", in which a top pipe and a plurality of inner pipes can be synchronously lifted to make the lifting rod in an expanded state or synchronously lowered to make the lifting rod in a retracted state under the driving of a screw driving device.
In the lifting rod in the prior art, the antenna at the top end of the lifting rod needs to be powered or transmit signals through a cable. When the lifter is in the expansion state, the cable that links to each other with lifter top antenna is also in the expansion state, and when the lifter was in the state of withdrawing, the cable that links to each other with lifter top antenna was in a unordered state when falling back, and this kind of unordered decline of cable falls back and often leads to the cable to pile up together unordered, and unordered accumulational cable has not only taken up the great space on ground, also can often hinder the staff to the normal operation or the maintenance of lifter.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic antenna feeder system with lifting and cable stretching functions.
In order to solve the technical problem, the automatic antenna feed system with lifting and cable stretching functions is provided with a lifting rod, wherein the lifting rod is provided with a bottom tube, a plurality of inner tubes and a top tube, the top end of the top tube is provided with an antenna mounting plate, antennas are distributed on the antenna mounting plate, the automatic antenna feed system also comprises a cable connected with the antennas, the antennas comprise 3 sets of flat antennas and 1 set of omnidirectional antennas, the antenna mounting plate is a circular mounting plate, a plurality of lightening holes are formed in the circular mounting plate, and the 3 sets of flat antennas are uniformly distributed at the circumferential edge of the circular mounting plate at intervals; the upper part of the bottom pipe of the lifting rod is sleeved with a conical cylindrical mounting frame, correspondingly, the cable is a conical cylindrical spiral cable and is sleeved outside the conical cylindrical mounting frame, an annular supporting plate is fixedly arranged at the bottom of the conical cylindrical mounting frame, a pipe hoop for hooping the upper part of the bottom pipe is fixedly arranged on the annular supporting plate, and upward through mounting channels are symmetrically arranged on the left side and the right side of the conical cylindrical mounting frame; the outer wall of the pipe orifice at the top end of each inner pipe is provided with a cable penetrating assembly which extends towards the side part and is used for a cable of the cylindrical spiral cable to penetrate through, the cable penetrating assemblies on the outer walls of the pipe orifices at the top ends of the adjacent inner pipes are respectively arranged at the left side and the right side of the lifting rod, and the antenna mounting plate and the annular support plate are respectively provided with wire passing components used for two ends of the cable of the conical cylindrical spiral cable to penetrate through; when the lifting rod is in a withdrawing state, the cables on the adjacent inner pipes pass through the assemblies and are respectively positioned in the mounting channels on the left side and the right side of the conical cylindrical mounting rack.
According to the invention, the lifting of the antenna feed system can be realized by driving the lifting rod, when the lifting rod is in an unfolding state, each inner tube and the jacking tube of the lifting rod are lifted, the conical cylindrical spiral cable is orderly lifted under the constraint of the corresponding cable penetrating component, when the lifting rod is in a folding state, the conical cylindrical spiral cable orderly falls back and is sleeved outside the conical cylindrical mounting frame under the constraint of the elasticity of the conical cylindrical spiral cable and the corresponding cable penetrating component, and the disordered accumulation phenomenon of the cable can not occur.
As an improvement of the invention, the conical barrel-shaped mounting rack comprises a plurality of positioning rings which are arranged from bottom to top at intervals and have gradually reduced diameters, and supporting vertical rods which are uniformly distributed at intervals and fixed on the outer walls of the plurality of positioning rings, and arc-shaped sections are symmetrically cut off at the left side and the right side of other positioning rings except one or two positioning rings at the bottommost part to form the mounting channel.
Above-mentioned mounting bracket structure adopts the mode that the holding ring and support pole setting combined together, can save materials on the one hand, reduction in production cost, and on the other hand also can reduce the frictional force between cable and the mounting bracket, is favorable to the expansion and the withdrawal of cable.
As a further improvement of the invention, the cable passing assembly consists of a connecting flange shaft fixed on the outer wall of the pipe orifice at the top end of the inner pipe, a connecting plate fixedly arranged at one end of the connecting flange shaft and a wire passing assembly rotatably arranged at the end part of the connecting plate and used for the cable of the conical cylindrical spiral cable to pass through.
Furthermore, the wire passing assembly consists of a cable hoop and a shaft sleeve fixedly arranged on one side of the cable hoop, a rotating shaft is arranged in the shaft sleeve, one end of the rotating shaft is fixed at the end part of the connecting plate, and the shaft sleeve can rotate by taking the rotating shaft as a shaft; the cable hoop is formed by buckling an upper clamping piece and a lower clamping piece, and a cylindrical channel for the cylindrical spiral cable to pass through is formed between the upper clamping piece and the lower clamping piece when the upper clamping piece and the lower clamping piece are buckled together.
The wire passing assembly is rotatably arranged at the end part of the connecting plate, can correspondingly rotate when the lifting rod is unfolded or retracted, and can further adapt to the unfolding and the retraction of the conical cylindrical spiral cable; the cable hoop is in a structure formed by buckling an upper embracing piece and a lower embracing piece, so that the cylindrical spiral cable is convenient to mount.
Furthermore, the connecting plate is formed by connecting a first connecting plate and a second connecting plate, the upper part of the first connecting plate is fixed at one end of the connecting flange shaft, the lower part of the first connecting plate is provided with a first connecting strip hole, the upper part of the second connecting plate is provided with a second connecting strip hole matched with the first connecting strip hole, the lower part of the second connecting plate is fixedly connected with the rotating shaft, the lower part of the first connecting plate is overlapped with the upper part of the second connecting plate, and the first connecting strip hole is fixedly connected with the second connecting strip hole through a fastening screw.
The connecting plate is formed by connecting a first connecting plate and a second connecting plate, the lower part of the first connecting plate is overlapped with the upper part of the second connecting plate, and the first connecting strip hole and the second connecting strip hole are fixedly connected through the fastening screw.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic top view of the automatic antenna feeder system with lifting and cable stretching functions according to the present invention.
Fig. 2 is a schematic top view of the automatic antenna feeder system with lifting and cable stretching functions in the retracted state.
Fig. 3 is a schematic sectional view taken along line K-K in fig. 1.
Fig. 4 is the view of fig. 3 with the antenna mounted on the antenna mounting plate removed and the lifter retracted.
Fig. 5 is a schematic view of the cable removed from fig. 4.
Fig. 6 is a schematic view of the cable of fig. 5 in an unfolded state.
Fig. 7 is a partial view of fig. 4 after removal of the cable.
Fig. 8 is a schematic top view of the conical tube mount of the present invention.
Fig. 9 is a schematic sectional view taken along line a-a in fig. 8.
FIG. 10 is a schematic top view of FIG. 7 with the cable passing through the assembly removed.
Fig. 11 is a schematic sectional view taken along line B-B in fig. 10.
FIG. 12 is a schematic top view of the annular support plate of the present invention.
Fig. 13 is a view from direction a of fig. 12.
Fig. 14 is a front view schematically showing the structure of the pipe clamp according to the present invention.
Fig. 15 is a side view schematic of the structure of fig. 14.
Fig. 16 is a schematic top view of the structure of fig. 14.
Fig. 17 is a front view of the wire passing member mounted on the antenna mounting plate and the loop supporting plate according to the present invention.
Fig. 18 is a front view schematically showing the structure of the catch in the wire passing member.
Fig. 19 is a schematic top view of the structure of fig. 18.
Fig. 20 is a front view schematically showing the structure of the wire passing cover in the wire passing member.
Fig. 21 is a schematic top view of the structure of fig. 20.
FIG. 22 is a front view schematically showing the construction of the lifter bar in which the cable pass-through module of the present invention is attached to the outer wall of the nozzle at the top end of the inner tube, wherein the cable pass-through module at the outer wall of the nozzle at the top end of the adjacent inner tube is disposed on the left and right sides of the lifter bar.
Fig. 23 is a front view of a cable pass-through assembly of the present invention.
Fig. 24 is a view from the direction B of fig. 22, showing a partial structure of a cable passing assembly in the present invention.
Fig. 25 is an enlarged structural view of the coupling flange shaft of fig. 24.
Fig. 26 is a top schematic view of fig. 25.
Fig. 27 is a schematic view of the cable clamp of the cable-passing assembly of fig. 23.
Fig. 28 is a schematic right view of fig. 27.
Fig. 29 is a top schematic view of fig. 27.
Fig. 30 is a schematic cross-sectional view taken along line C-C of fig. 29.
FIG. 31 is a front view of the coupling sleeve of the wire passing assembly of FIG. 23.
Fig. 32 is a schematic view from the right of fig. 31.
FIG. 33 is a front view of a baffle of the wire passing assembly of FIG. 23.
Fig. 34 is a schematic left view of fig. 33.
FIG. 35 is a schematic cross-sectional view of the shaft of the cable guide assembly of FIG. 23.
Fig. 36 is a front view schematically showing the structure of the first link plate in fig. 23.
Fig. 37 is a side view schematic of fig. 36.
Figure 38 is a front view of the second interface plate of figure 23.
Fig. 39 is a side view schematic of fig. 38.
Fig. 40 is the view of fig. 3 with the antenna mounted on the antenna mounting plate removed and the lifter in an extended state.
Detailed Description
Referring to fig. 1-16, the automatic antenna feed system with lifting and cable stretching functions of the present invention comprises a lifting rod 100, wherein the lifting rod 100 comprises a bottom tube 101, a plurality of inner tubes 102, 103, 104, 105, 106 and a top tube 107, the top end of the top tube is provided with an antenna mounting plate 110, an antenna is arranged on the antenna mounting plate, the automatic antenna feed system further comprises a cable 200 connected with the antenna, the antenna comprises 3 sets of flat antennas 120 and 1 set of omnidirectional antenna 130, the antenna mounting plate 110 is a circular mounting plate, a plurality of lightening holes 111 are arranged in the circular mounting plate, and the 3 sets of flat antennas are uniformly distributed at the circumferential edge of the circular mounting plate at intervals; the upper part of the bottom pipe of the lifting rod is sleeved with a conical barrel-shaped mounting rack 300, correspondingly, the cable is a conical barrel-shaped spiral cable 200 and is sleeved outside the conical barrel-shaped mounting rack, the bottom of the conical barrel-shaped mounting rack is fixedly provided with an annular supporting plate 310, a pipe hoop 320 for hooping the upper part of the bottom pipe is fixedly arranged on the annular supporting plate, and the left side and the right side of the conical barrel-shaped mounting rack are symmetrically provided with upwards-through mounting channels 330; the outer wall of the pipe orifice at the top end of each inner pipe is provided with a cable penetrating assembly 400 which extends towards the side part and is used for the cables of the cylindrical spiral cables to penetrate through, the cable penetrating assemblies on the outer walls of the pipe orifices at the top ends of the adjacent inner pipes are respectively arranged at the left side and the right side of the lifting rod, and the antenna mounting plate 110 and the annular supporting plate 310 are respectively provided with wire passing components 140 used for the two ends of the cables of the conical cylindrical spiral cables to penetrate through; when the lifting rod 100 is in a retracted state, the cable penetrating assemblies 400 on the adjacent inner pipes are respectively positioned in the mounting channels on the left side and the right side of the conical cylindrical mounting frame. The conical barrel-shaped mounting frame 300 comprises a plurality of positioning rings 301 which are arranged from bottom to top at intervals and have gradually reduced diameters, and supporting vertical rods 302 which are uniformly distributed at intervals and fixed on the outer walls of the positioning rings, wherein arc-shaped sections are symmetrically cut off at the left side and the right side of other positioning rings except one or two positioning rings at the bottommost part to form the mounting channel 330. In the invention, the pitching angle of the panel antenna can be controlled by arranging the panel antenna pitching mechanism 121 connected with the panel antenna 120, and the azimuth angle of the panel antenna can be controlled by arranging the panel antenna azimuth mechanism 122 connected with the panel antenna 120; the tilt angle of the omni-directional antenna can be controlled by providing an omni-directional antenna tilt mechanism 131 connected to the omni-directional antenna 130.
Referring to fig. 17 to 21, the wire passing member 140 is composed of a clip 141 fixed to the antenna mounting plate 110 or the loop support plate 310 and a wire passing sleeve 142 disposed in the clip and fixed by the clip, through which the end of the cable of the cylindrical spiral cable passes, and the clip is provided with a fixing screw 143 for fixing the clip to the antenna mounting plate 110 or the loop support plate 310.
Referring to fig. 22 to 26 again, the cable passing assembly 400 is composed of a coupling flange shaft 410 fixed on the outer wall of the pipe orifice at the top end of the inner pipe, a coupling plate 420 fixedly mounted at one end of the coupling flange shaft, and a cable passing assembly 430 mounted at the end of the coupling plate for the cable of the conical cylindrical spiral cable to pass through; the connecting flange shaft 410 is composed of a connecting shaft 411 and a connecting flange 412 arranged at one end of the connecting shaft, the connecting plate is arranged at the other end of the connecting shaft, and the connecting flange shaft is fixed on the outer wall of the top end pipe orifice of the inner pipe through the connecting flange at one end of the connecting flange shaft. The wire passing assembly 430 is rotatably mounted at the end of the connecting plate. The wire passing assembly 430 is composed of a cable hoop 431 and a shaft sleeve 432 fixedly arranged on one side of the cable hoop, a cable of the conical cylindrical spiral cable can pass through the cable hoop 431, a rotating shaft 433 is arranged in the shaft sleeve, one end of the rotating shaft is fixed on the end part of the connecting plate 420, and the shaft sleeve 432 can rotate by taking the rotating shaft 433 as a shaft.
Referring to fig. 27-30 again, the cable hoop 431 is formed by fastening upper and lower clasping members 434, 435 together, the upper and lower clasping members can be fastened together by fixing screws, and a cylindrical channel 436 for the cylindrical spiral cable to pass through is formed between the upper and lower clasping members when fastened together.
Referring to fig. 23, 27, 31-35, a circumferential groove 437 is formed on one side of the shaft sleeve 432 close to the upper and lower clasping members 434 and 435, a circular limit baffle 438 arranged in the groove 437 is fixedly arranged at the end of the rotating shaft 433 positioned in the shaft sleeve, and the rotating shaft can be prevented from sliding out of the shaft sleeve after the circular limit baffle matched with the radial size of the groove 437 is arranged at the end of the rotating shaft 433.
Referring to fig. 36-39 again, the coupling plate 420 is formed by connecting a first coupling plate 421 and a second coupling plate 425, the first coupling plate 421 has an upper portion fixed to one end of the coupling flange shaft and a lower portion having a first connecting elongated hole 422, the second coupling plate 425 has an upper portion having a second connecting elongated hole 426 matching the first connecting elongated hole and a lower portion fixedly connected to the rotating shaft 433, the lower portion of the first coupling plate 421 overlaps the upper portion of the second coupling plate 425, and the first connecting elongated hole 422 and the second connecting elongated hole 426 are fixedly connected by a fastening screw 423.
Referring finally to fig. 40, fig. 40 is a view of fig. 3 with the antenna mounted on the antenna mounting plate removed, showing the lifter in an unfolded state, and the tapered cylindrical cable of the present invention in an unfolded state accordingly.
The invention relates to a spiral cable telescoping mechanism synchronous with a lifting rod, when in installation, a cylindrical installation rack in the invention is fixed on the upper part of a bottom tube of the lifting rod through a tube hoop on an annular supporting plate at the bottom of the cylindrical installation rack, a cylindrical spiral cable is sleeved outside the cylindrical installation rack, then an inner tube and a top tube of the lifting rod are installed, the lifting rod is integrally assembled, cable penetrating components in the invention are respectively installed on the outer wall of a tube opening at the top end of each inner tube, cables on the outer wall of the tube opening at the top end of adjacent inner tubes are respectively arranged on the left side and the right side of the lifting rod through the components, when the lifting rod is in a withdrawing state, the cables on the adjacent inner tubes are respectively positioned in installation channels at the left side and the right side of the cylindrical installation rack, then wire passing components in the invention are installed on an antenna installation board and the, two ends of the cable respectively pass through the antenna mounting plate and the wire passing component on the annular supporting plate, the cable passing through the wire passing component on the antenna mounting plate is connected with the electric equipment at the top end of the lifting rod, and the cable passing through the wire passing component on the annular supporting plate is connected with the power supply.
Claims (5)
1. The utility model provides an automatic antenna feeder system with lift and flexible function of cable, has lifter (100), and lifter (100) have bottom tube (101), many inner tubes (102, 103, 104, 105, 106) and push pipe (107), and antenna mounting panel (110) are equipped with on the top of push pipe, have laid the antenna on the antenna mounting panel, still including cable (200) that link to each other with the antenna, its characterized in that: the antenna comprises 3 sets of flat antennas (120) and 1 set of omnidirectional antenna (130), the antenna mounting plate (110) is a circular mounting plate, a plurality of lightening holes (111) are formed in the circular mounting plate, and the 3 sets of flat antennas are uniformly distributed at intervals on the circumferential edge of the circular mounting plate; a conical barrel-shaped mounting rack (300) is sleeved on the upper part of the bottom tube of the lifting rod, correspondingly, the cable is a conical barrel-shaped spiral cable (200) and is sleeved outside the conical barrel-shaped mounting rack, an annular supporting plate (310) is fixedly arranged at the bottom of the conical barrel-shaped mounting rack, a pipe hoop (320) used for hooping the upper part of the bottom tube is fixedly arranged on the annular supporting plate, and upward through mounting channels (330) are symmetrically arranged on the left side and the right side of the conical barrel-shaped mounting rack; the outer wall of the pipe orifice at the top end of each inner pipe is provided with a cable penetrating assembly (400) which extends towards the side part and is used for a cable of the cylindrical spiral cable to penetrate through, the cable penetrating assemblies on the outer walls of the pipe orifices at the top ends of the adjacent inner pipes are respectively arranged at the left side and the right side of the lifting rod, and the antenna mounting plate (110) and the annular supporting plate (310) are respectively provided with wire passing components (140) used for two ends of the cable of the conical cylindrical spiral cable to penetrate through; when the lifting rod (100) is in a withdrawing state, the cable penetrating assemblies (400) on the adjacent inner pipes are respectively positioned in the mounting channels on the left side and the right side of the conical cylindrical mounting rack.
2. A helical cable retractor mechanism in synchronization with a lifter as claimed in claim 1 wherein: the conical barrel-shaped mounting frame (300) comprises a plurality of positioning rings (301) which are arranged from bottom to top at intervals and have gradually reduced diameters and supporting vertical rods (302) which are uniformly distributed at intervals and fixed on the outer walls of the positioning rings, and arc-shaped sections are symmetrically cut off at the left side and the right side of other positioning rings except one or two positioning rings at the bottommost part to form the mounting channel (330).
3. A helical cable retracting mechanism in synchronism with a lifting rod according to claim 1 or 2, wherein: the cable penetrating assembly (400) is composed of a connecting flange shaft (410) fixed on the outer wall of the pipe orifice at the top end of the inner pipe, a connecting plate (420) fixedly arranged at one end of the connecting flange shaft and a wire passing assembly (430) rotatably arranged at the end part of the connecting plate and used for the cable of the conical cylindrical spiral cable to penetrate through.
4. A helical cable retractor mechanism in synchronization with a lifter as claimed in claim 3 wherein: the wire passing assembly (430) consists of a cable hoop (431) and a shaft sleeve (432) fixedly arranged on one side of the cable hoop, a rotating shaft (433) is arranged in the shaft sleeve, one end of the rotating shaft is fixed at the end part of the connecting plate (420), and the shaft sleeve (432) can rotate by taking the rotating shaft (433) as a shaft; the cable hoop (431) is formed by buckling an upper embracing piece (434) and a lower embracing piece (435), and a cylindrical channel (436) for the cylindrical spiral cable to pass through is formed between the upper embracing piece and the lower embracing piece when the upper embracing piece and the lower embracing piece are buckled together.
5. A helical cable retractor mechanism in synchronization with a lifter as claimed in claim 4 wherein: the connecting plate (420) is formed by connecting a first connecting plate (421) and a second connecting plate (425), the upper part of the first connecting plate (421) is fixed at one end of the connecting flange shaft, the lower part of the first connecting plate is provided with a first connecting long hole (422), the upper part of the second connecting plate (425) is provided with a second connecting long hole (426) matched with the first connecting long hole, the lower part of the second connecting plate is fixedly connected with the rotating shaft (433), the lower part of the first connecting plate (421) is overlapped with the upper part of the second connecting plate (425), and the first connecting long hole (422) and the second connecting long hole (426) are fixedly connected through a fastening screw (423).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110398351.2A CN113078466A (en) | 2021-04-14 | 2021-04-14 | Automatic antenna feeder system with lifting and cable stretching functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110398351.2A CN113078466A (en) | 2021-04-14 | 2021-04-14 | Automatic antenna feeder system with lifting and cable stretching functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113078466A true CN113078466A (en) | 2021-07-06 |
Family
ID=76617865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110398351.2A Pending CN113078466A (en) | 2021-04-14 | 2021-04-14 | Automatic antenna feeder system with lifting and cable stretching functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113078466A (en) |
-
2021
- 2021-04-14 CN CN202110398351.2A patent/CN113078466A/en active Pending
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Inventor after: Li Bo Inventor after: Zhu Hongyu Inventor after: Shen Yong Inventor after: Qu Sheng Inventor after: Li Jiaying Inventor before: Li Bo Inventor before: Zhu Hongyu Inventor before: Shen Yong Inventor before: Qu Sheng |
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