CN117039398A - Three-dimensional motion antenna lifting rod capable of automatically winding and unwinding wires - Google Patents
Three-dimensional motion antenna lifting rod capable of automatically winding and unwinding wires Download PDFInfo
- Publication number
- CN117039398A CN117039398A CN202311068162.4A CN202311068162A CN117039398A CN 117039398 A CN117039398 A CN 117039398A CN 202311068162 A CN202311068162 A CN 202311068162A CN 117039398 A CN117039398 A CN 117039398A
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- lifting
- rod
- turntable
- unwinding
- pitching
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- 238000004804 winding Methods 0.000 title claims abstract description 37
- 230000033001 locomotion Effects 0.000 title claims abstract description 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 41
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
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Abstract
The invention discloses a three-dimensional motion antenna lifting rod capable of automatically winding and unwinding wires, and belongs to the technical field of mechanical structures. The lifting device comprises a lifting rod main body, a turntable, a pitching mechanism, a lifting scissor chain and a winding and unwinding wheel set; the invention can meet the automatic winding and unwinding of the cable in the modes of lifting, rotating and pitching of the antenna, does not need to be erected manually, adopts an electric driving mode in all three-dimensional motion modes, has simple and quick action, can realize winding and unwinding of the cable when the lifting scissor chain and the winding and unwinding wheel lift and rotate the antenna, has simple and reliable structure, can realize one-key operation and unwinding and winding and unwinding by matching with a controller, and can finish all operations by one operator, and the operation is simple and reliable.
Description
Technical Field
The invention relates to a lifting rod, in particular to a three-dimensional movement antenna lifting rod capable of automatically winding and unwinding wires, which is used for various actions of an antenna and a cable, and belongs to the technical field of mechanical structures.
Background
At present, the antenna needs to perform high-altitude directional actions such as lifting, rotating and pitching due to various functional requirements such as communication, and the antenna rod needs to move in multiple dimensions. Traditional antenna lifter only possesses the lift function to the cable needs the manual work to erect, can not satisfy the operation requirement. Therefore, a three-dimensional movement antenna lifting rod capable of automatically winding and unwinding wires is needed to meet the requirements of multi-dimensional movement and automatic winding and unwinding wires.
Disclosure of Invention
The invention aims to provide a three-dimensional movement antenna lifting rod capable of automatically winding and unwinding wires, which replaces the traditional antenna lifting rod at present and meets the requirements of multi-dimensional movement and automatic winding and unwinding wires.
The invention adopts the following scheme:
a three-dimensional movement antenna lifting rod capable of automatically winding and unwinding wires comprises a lifting rod main body 1, a turntable 2, a pitching mechanism 3, a lifting scissor chain 4 and a winding and unwinding wire wheel set 5;
the bottom of the lifting rod main body 1 is fixedly connected to a moving platform or a fixed platform through bolts; the lifting rod main body 1 consists of a main rod body 1-1 and a lifting motor and speed reducer 1-2, wherein a flange interface I1-3 is arranged at the top of the lifting rod main body 1, a connecting seat I1-4 is arranged on the side surface of the top, and a connecting seat II1-5 is arranged on the side surface of the bottom;
the turntable 2 mainly comprises a turntable 2-1, a connecting rod 2-2, a rotating motor and a speed reducer 2-3, wherein a connecting flange II2-4 is arranged at the bottom of the turntable 2 and is fixedly connected with a flange I1-3 of the lifting rod main body 1 through bolts; the rotating motor and the speed reducer 2-3 drive the turntable 2-1 to rotate along the central axis thereof, so as to realize azimuth rotation;
the pitching mechanism 3 mainly comprises a pitching motor, a speed reducer 3-1 and a pitching rod 3-2, and the pitching mechanism 3 is fixedly connected to a turntable 2-1 of the turntable 2 through bolts; the pitching motor and the speed reducer 3-1 drive the pitching rod to rotate through gears, so that pitching is realized;
the top end and the bottom end of the lifting scissor chain 4 are fixedly connected to the connecting seat I1-4 and the connecting seat II1-5 of the lifting rod main body 1 through bolts respectively;
the winding and unwinding wheel set 5 consists of a coil spring driven wheel 5-1, a driving wheel 5-2 and a supporting structure 5-3, wherein the supporting structure 5-3 is fixedly connected to the lifting rod main body 1 through bolts, and the driving wheel 5-2 is sleeved and fixedly connected to the connecting rod 2-2 of the turntable 2 through bolts; the wire is sequentially restrained on a hinging rod of the lifting scissor chain 4, wound on the driving wheel 5-2 and the coil spring driven wheel 5-1, and finally connected with the antenna.
Further, the rod body 1-1 of the lifting rod mainly comprises a first joint pipe 1-1-1, a second joint pipe 1-1-2, a third joint pipe 1-1-3, a fixed pulley 1-1-4, a screw rod 1-1-5, a screw nut 1-1-6 and a steel wire rope 1-1-7.
The first joint pipe 1-1-1, the second joint pipe 1-1-2 and the third joint pipe 1-1-3 are sequentially sleeved from outside to inside, and the central axes of the first joint pipe, the second joint pipe and the third joint pipe are coincident; wherein, the second joint pipe and the third joint pipe can move along the central axis of the first joint pipe;
the fixed pulley is arranged at the inner top of the second section pipe;
the screw rod is positioned in the third section pipe, the bottom of the screw rod is connected with the lifting motor and the output shaft of the speed reducer 1-2, and the screw rod is driven to rotate along the central axis of the screw rod by the lifting motor and the speed reducer 1-2; the screw nut 1-1-6 is fixedly connected to the bottom of the second joint pipe 1-1-2 and forms a screw nut pair with the screw rod 1-1-5;
the steel wire rope 1-1-7 passes through the pulley 1-1-4, and the two ends of the steel wire rope are respectively fixed at the bottoms of the inner sides of the first section tube 1-1 and the third section tube 1-1-3 and wound on the fixed pulley.
Compared with the prior art, the invention has the following beneficial effects:
the turntable and the pitching mechanism are added, so that two movement forms of rotation and pitching are added; the automatic winding and unwinding device is provided with the lifting scissor chain and the winding and unwinding wheel set, can meet the automatic winding and unwinding of cables in the lifting, rotating and pitching movement modes of the antenna, does not need to be erected manually, adopts an electric driving mode in the three-dimensional movement mode, is simple and quick in action, can realize winding and unwinding of the cables when the antenna lifts and rotates, is simple and reliable in structure, can realize one-key operation for unfolding and collecting by matching with a controller, and can be operated by one operator, and the operation is simple and reliable.
Drawings
FIG. 1 is a schematic view of a three-dimensional moving antenna lifter capable of automatically winding and unwinding wires in a storage state;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a view showing the unfolded state of the three-dimensional moving antenna lifting rod capable of automatically winding and unwinding wires;
FIG. 5 is a schematic view of the structure of the lifter body;
FIG. 6 is a schematic view of the structural composition of the turntable;
FIG. 7 is a schematic view of the structural composition of the pitch mechanism;
fig. 8 is a schematic structural diagram of the take-up and pay-off wheel set.
Fig. 9 is a schematic cross-sectional view of the lifter.
Marked in the figure as:
1-lifting rod main body, 2-turntable, 3-pitching mechanism, 4-lifting scissor chain, 5-winding and unwinding wheel group, 1-1-rod body, 1-2-lifting motor and speed reducer, 1-3-flange interface 1, 1-4-connecting seat 1, 1-5-connecting seat 2, 2-1-turntable, 2-connecting rod, 2-3-rotating motor and speed reducer, 2-4 connecting flange 2, 3-1-pitching motor and speed reducer, 3-2-pitching rod, 5-1-coil spring driven wheel, 5-2-driving wheel, 5-3-supporting structure, 1-1-1-first joint pipe, 1-1-2-second joint pipe, 1-1-3-third joint pipe, 1-1-4-fixed pulley, 1-1-5-lead screw, 1-1-6-screw and 1-1-7-wire rope.
Detailed Description
The following describes specific embodiments of the present invention with reference to the drawings;
referring to fig. 1 to 8, the antenna lifter of the present embodiment is composed of a lifter main body 1, a turntable 2, a pitching mechanism 3, a lifting scissor chain 4, and a take-up and pay-off wheel set 5. The lifting rod main body 1 is a main body and a support of the whole mechanism, the bottom of the lifting rod main body 1 is fixedly connected to a moving platform or a fixed platform through bolts, the lifting rod main body 1 consists of a rod body 1-1, a lifting motor and a speed reducer 1-2, a flange interface 11-3 is arranged at the top of the lifting rod main body 1, a connecting seat 11-4 is arranged on the side surface of the top of the lifting rod main body, a connecting seat 21-5 is arranged on the side surface of the bottom of the lifting rod main body, the lifting motor and the speed reducer 1-2 can realize lifting of an antenna rod and a rotary table 2, a pitching mechanism 3 and a winding and unwinding wheel set 5 which are carried, and a lifting scissor chain 4 is unfolded or closed. The turntable 2 consists of a turntable 2-1, a connecting rod 2-2, a rotating motor and a speed reducer 2-3, a connecting flange 22-4 is arranged at the bottom of the turntable 2, the turntable is fixedly connected with the flange 11-3 of the lifting rod main body 1 through bolts, the rotating motor and the speed reducer 2-3 can rotate the turntable 2 and the loaded pitching mechanism 3, and meanwhile, the winding and unwinding wheel set 5 can realize winding and unwinding actions. The pitching mechanism 3 consists of a pitching motor, a speed reducer 3-1 and a pitching rod 3-2, wherein the pitching mechanism 3 is fixedly connected to the turntable 2-1 of the turntable 2 through bolts, and the pitching motor and the speed reducer 3-1 act to realize pitching action of the loaded antenna. The upper end and the lower end of the lifting scissor chain 4 are respectively and fixedly connected to the connecting seat 11-4 and the connecting seat 21-5 of the lifting rod main body 1 through bolts, and the lifting scissor chain 4 can be unfolded and stored along with the lifting of the lifting rod main body 1, so that the unfolding and the storage of cables are realized. The winding and unwinding wheel set 5 consists of a coil spring driven wheel 5-1, a driving wheel 5-2 and a supporting structure 5-3, wherein the supporting structure 5-3 is fixedly connected to the lifting rod main body 1 through bolts, the driving wheel 5-2 is fixedly connected to a connecting rod 2-2 of the turntable 2 through bolts, and the winding and unwinding wheel set 5 can realize winding and unwinding of a cable under the action of the coil spring driven wheel 5-1 and the driving wheel 5-2 along with rotation of the turntable 2.
And (3) unfolding: firstly, the lifting motor and the speed reducer 1-2 rotate positively, the rod body 1-1 rises, the upper end of the lifting scissor chain 4 is driven, the lifting scissor chain 4 is unfolded from the storage state, and after the rod body 1-1 reaches the designated height, the lifting motor and the speed reducer 1-2 stop moving. Then the rotating motor and the speed reducer 2-3 act, the turntable 2 rotates and drives the driving wheel 5-2 to rotate, the cable is wound on the coil spring driven wheel 5-1 to the driving wheel 5-2, and the rotating motor and the speed reducer 2-3 stop rotating after reaching a specified rotating angle. Finally, the pitching motor and the speed reducer 3-1 act to drive the carried antenna to perform pitching action, and after reaching a specified pitching angle, the pitching motor and the speed reducer 3-1 stop acting. The deployment is completed. The unfolded state is shown in fig. 4.
A collection step: the pitching motor and the speed reducer 3-1 act to drive the carried antenna to perform pitching action, and after the pitching angle is zeroed, the pitching motor and the speed reducer 3-1 stop acting. Then the rotating motor and the speed reducer 2-3 act, the turntable 2 rotates and drives the driving wheel 5-2 to rotate, the cable is coiled onto the coil spring driven wheel 5-1 from the driving wheel 5-2 under the action of the coil spring driven wheel 5-1, and after the rotating angle returns to zero, the rotating motor and the speed reducer 2-3 stop rotating. Finally, the lifting motor and the speed reducer 1-2 are reversed, the rod body 1-1 descends, the upper end of the lifting scissor chain 4 is driven, the lifting scissor chain 4 is stored in a unfolded state, and after the rod body 1-1 descends to a specified height, the lifting motor and the speed reducer 1-2 stop moving until the storage action is completed. The stowed state is shown in fig. 1.
Referring to fig. 9, a rod body 1-1 of the lifting rod mainly comprises a first joint pipe 1-1-1, a second joint pipe 1-1-2, a third joint pipe 1-1-3, a fixed pulley 1-1-4, a screw rod 1-1-5, a screw nut 1-1-6 and a steel wire rope 1-1-7.
The rod body 1-1 is fixedly connected to the lifting motor and the speed reducer 1-2 through bolts.
The first joint pipe 1-1-1, the second joint pipe 1-1-2 and the third joint pipe 1-1-3 are sleeved, the third joint pipe 1-1-3 is arranged at the outermost part, the first joint pipe 1-1-1 is arranged at the innermost part, and each joint pipe can move along the axial direction.
The pulley 1-1-4 is fixed on the top of the inner side of the second joint pipe 1-1-2.
The screw rod 1-1-5 is fixedly connected to the output shaft of the lifting motor and the speed reducer 1-2.
The screw nut 1-1-6 is fixedly connected to the bottom of the second joint pipe 1-1-2 and forms a screw nut pair with the screw rod 1-1-5.
The steel wire rope 1-1-7 passes through the pulley 1-1-4, and the two ends of the steel wire rope are respectively fixed at the bottoms of the inner sides of the first joint pipe 1-1 and the third joint pipe 1-1-3.
Working principle:
the rising process comprises the following steps: the lifting motor and the speed reducer 1-2 rotate positively to drive the screw rod 1-1-5 to rotate positively and drive the screw nut 1-1-6 to move, and the screw rod 1-1-5 only rotates around the axis because the screw rod 1-1-5 is fixed on the lifting motor and the speed reducer 1-2, and the screw nut 1-1-6 rises along the straight line of the axis direction and further drives the second joint pipe 1-1-2 and the pulley 1-1-4 to do rising motion. Because the two ends of the steel wire rope 1-1-7 are respectively fixed on the first joint pipe 1-1-1 and the third joint pipe 1-1-3, and the length of the steel wire rope is fixed, when the pulley 1-1-4 moves upwards, the steel wire rope 1-1-7 pulls the third joint pipe 1-1-3 to do lifting movement until reaching a designated position to finish lifting movement.
The descending process comprises the following steps: the lifting motor and the speed reducer 1-2 are reversed to drive the screw rod 1-1-5 to be reversed to drive the screw nut 1-1-6 to move, and the screw rod 1-1-5 is fixed on the lifting motor and the speed reducer 1-2, so that the screw rod 1-1-5 only rotates around the axis, the screw nut 1-1-6 is linearly lowered along the axis direction to drive the second joint pipe 1-1-2 and the pulley 1-1-4 to be lowered. Because the two ends of the steel wire rope 1-1-7 are respectively fixed on the first joint pipe 1-1-1 and the third joint pipe 1-1-3, and the length of the steel wire rope is fixed, when the pulley 1-1-4 descends, the steel wire rope 1-1-7 pulls the third joint pipe 1-1-3 to do descending until reaching a designated position to complete descending.
The invention has the following characteristics:
1. the antenna rod is added with the structural form of the turntable and the pitching mechanism, so that the three-dimensional motions of lifting, rotating and pitching of the antenna can be realized;
2. the automatic winding and unwinding of the cable in the modes of lifting, rotating and pitching movement of the antenna can be met by the lifting scissor chain and the winding and unwinding wheel set, and manual erection is not needed;
the three-dimensional movement forms are all driven by a servo motor, the lifting scissor chain and the winding and unwinding wheel can automatically realize winding and unwinding of cables when the antenna is lifted and rotated, and one-key operation expansion and storage can be realized by matching with the controller. The operation is simple, the unfolding is quick, and the action is accurate.
Claims (2)
1. The three-dimensional movement antenna lifting rod capable of automatically winding and unwinding is characterized by comprising a lifting rod main body (1), a turntable (2), a pitching mechanism (3), a lifting scissor chain (4) and a winding and unwinding wheel set (5);
the bottom of the lifting rod main body (1) is fixedly connected to a moving platform or a fixed platform through bolts; the lifting rod main body (1) consists of a main rod body (1-1) and a lifting motor and speed reducer (1-2), wherein a flange interface I (1-3) is arranged at the top of the lifting rod main body (1), a connecting seat I (1-4) is arranged on the side surface of the top, and a connecting seat II (1-5) is arranged on the side surface of the bottom;
the turntable (2) mainly comprises a turntable (2-1), a connecting rod (2-2), a rotating motor and a speed reducer (2-3), wherein the connecting rod and the turntable are of an integrated structure, and the connecting rod is positioned on the central axis of the turntable; the bottom of the turntable (2) is provided with a connecting flange II (2-4) which is fixedly connected with a flange I (1-3) of the lifting rod main body (1) through bolts; the rotating motor and the speed reducer (2-3) drive the turntable (2-1) to rotate along the central axis thereof, so as to realize azimuth rotation;
the pitching mechanism (3) mainly comprises a pitching motor, a speed reducer (3-1) and a pitching rod (3-2), and the pitching mechanism (3) is fixedly connected to a turntable (2-1) of the turntable (2) through bolts; the pitching motor and the speed reducer (3-1) drive the pitching rod to rotate through gears, so that pitching is realized;
the top end and the bottom end of the lifting scissor chain (4) are fixedly connected to a connecting seat I (1-4) and a connecting seat II (1-5) of the lifting rod main body (1) through bolts respectively;
the winding and unwinding wheel set (5) consists of a coil spring driven wheel (5-1), a driving wheel (5-2) and a supporting structure (5-3), wherein the supporting structure (5-3) is fixedly connected to the lifting rod main body (1) through bolts, and the driving wheel (5-2) is sleeved and fixedly connected to the connecting rod (2-2) of the turntable (2) through bolts; the wire is sequentially restrained on a hinging rod of the lifting scissor chain (4), wound on the driving wheel (5-2) and the coil spring driven wheel (5-1), and finally connected with the antenna.
2. The three-dimensional motion antenna lifting rod capable of automatically winding and unwinding according to claim 1, wherein a rod body (1-1) of the lifting rod mainly comprises a first section pipe (1-1-1), a second section pipe (1-1-2), a third section pipe (1-1-3), a fixed pulley (1-1-4), a screw rod (1-1-5), a screw nut (1-1-6) and a steel wire rope (1-1-7).
The first section pipe (1-1-1), the second section pipe (1-1-2) and the third section pipe (1-1-3) are sequentially sleeved from outside to inside, and the central axes of the first section pipe, the second section pipe and the third section pipe are coincident; wherein, the second joint pipe and the third joint pipe can move along the central axis of the first joint pipe;
the fixed pulley is arranged at the inner top of the second section pipe;
the screw rod is positioned in the third section pipe, the bottom of the screw rod is connected with the lifting motor and the output shaft of the speed reducer (1-2), and the screw rod is driven to rotate along the central axis of the screw rod by the lifting motor and the speed reducer (1-2); the screw nut (1-1-6) is fixedly connected to the bottom of the second joint pipe (1-1-2) and forms a screw-nut pair with the screw (1-1-5);
the steel wire rope (1-1-7) passes through the pulley (1-1-4), and both ends of the steel wire rope are respectively fixed at the bottoms of the inner sides of the first section pipe (1-1-1) and the third section pipe (1-1-3) and wound on the fixed pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311068162.4A CN117039398A (en) | 2023-08-24 | 2023-08-24 | Three-dimensional motion antenna lifting rod capable of automatically winding and unwinding wires |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311068162.4A CN117039398A (en) | 2023-08-24 | 2023-08-24 | Three-dimensional motion antenna lifting rod capable of automatically winding and unwinding wires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117039398A true CN117039398A (en) | 2023-11-10 |
Family
ID=88644797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311068162.4A Pending CN117039398A (en) | 2023-08-24 | 2023-08-24 | Three-dimensional motion antenna lifting rod capable of automatically winding and unwinding wires |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117039398A (en) |
-
2023
- 2023-08-24 CN CN202311068162.4A patent/CN117039398A/en active Pending
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