CN111478013B

CN111478013B - Marine formula antenna base that can fall

Info

Publication number: CN111478013B
Application number: CN202010342500.9A
Authority: CN
Inventors: 谢曜聪; 杜智慧; 赖国栋
Original assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Current assignee: CSSC Huangpu Wenchong Shipbuilding Co Ltd
Priority date: 2020-04-26
Filing date: 2020-04-26
Publication date: 2022-03-15
Anticipated expiration: 2040-04-26
Also published as: CN111478013A

Abstract

The invention relates to the technical field of ship equipment, and discloses a ship reversible antenna base. The marine reversible antenna base comprises a main body base, a base main body and a driving piece, wherein the base main body comprises a sleeve and a telescopic column, the sleeve is rotatably assembled with the main body base, the telescopic column is movably assembled in the sleeve along the axial direction of the sleeve, a guide groove extending along the axial direction of the sleeve is formed in the inner wall of the sleeve, and a guide column assembled with the guide groove in a guiding mode is arranged at the bottom of the telescopic column. When the ship passes through the height limiting area, the height of the antenna can be reduced by rotating the base main body to the laid-down state, and the ship body is ensured to pass through the height limiting area; in severe weather environment, the base main body is rotated to be in a laid-down state, so that the antenna can be prevented from being damaged; simultaneously, the telescopic columns of the base body are movably assembled along the axial direction of the sleeve, and when the base body rotates to a laying state, the telescopic columns can shrink along the axial direction of the sleeve, so that the space occupied by the base body is further reduced, the integral structural strength of the base body is increased, and the antenna is prevented from shaking and being damaged.

Description

Marine formula antenna base that can fall

Technical Field

The invention relates to the technical field of ship equipment, in particular to a ship-used reversible antenna base.

Background

The antenna base is an important part for fixing and supporting the antenna on the ship, and the antenna is generally arranged at the highest position of the whole ship to increase the receiving and transmitting efficiency of signals. The antenna base on the ship is fixed, so that when the ship needs to pass through a dock, a bridge and other places with height limitation, the situation that the ship cannot pass through the antenna because the height of the antenna exceeds the height limitation can occur. In addition, in severe weather environments such as typhoon and thunderstorm, the antenna is kept in a vertical state for a long time, and is easy to damage.

Disclosure of Invention

The purpose of the invention is: the utility model provides a marine formula antenna base that can fall to solve the boats and ships among the prior art and passing through high restriction area or in the bad weather environment, the antenna influences boats and ships navigation and the problem that appears damaging.

In order to achieve the purpose, the invention provides a ship-used invertible antenna base, which comprises a main body base, a base main body and a driving part, wherein the base main body is rotatably assembled on the main body base in the vertical direction, the driving part drives the main body base to rotate around the base main body, the driving part is rotatably assembled on the driving base, the base main body comprises a sleeve rotatably assembled with the main body base and a telescopic column used for assembling an antenna, the telescopic column is movably assembled in the sleeve along the axial direction of the sleeve, a guide groove extending along the axial direction of the sleeve is formed in the inner wall of the sleeve, a guide column protruding outwards is arranged at the bottom of the telescopic column, the guide column is used for being assembled with the guide groove in a guiding manner, and a motor in transmission connection with the telescopic column is assembled at the bottom of the sleeve.

Preferably, the telescopic column is of a stepped structure with an upper outer diameter smaller than a lower outer diameter, and a radial space is formed between the upper part of the telescopic column and the sleeve.

Preferably, the upper portion of flexible post is seted up along the axially extended fixed slot of flexible post, and the fixed slot is used for the bottom of fixed antenna, still offer the helicla flute that is used for winding fixed rope on the flexible post.

Preferably, there are two sets of driving parts, and two sets of driving parts are symmetrically arranged on both sides of the base main body, and a connecting seat rotatably connected with the driving parts is arranged on the sleeve.

Preferably, the driving piece is a hydraulic cylinder, the output end of the hydraulic cylinder is rotatably connected with the connecting seat, and the fixed end of the hydraulic cylinder is rotatably connected with the driving base.

Preferably, the connecting seat is fixed staple bolt on the base main part, still symmetrical arrangement has the engaging lug on the staple bolt, and the engaging lug is gone to rotate and is equipped with the adapter sleeve, the driving piece with the adapter sleeve rotates to be connected.

Compared with the prior art, the marine invertible antenna base provided by the embodiment of the invention has the beneficial effects that: the driving part rotates on the driving base, the base main body rotates around the main body base in a vertical plane under the driving of the driving part, and when the base main body passes through the height limiting area, the height of the antenna can be reduced by rotating the base main body to a laid-down state, so that a ship body can pass through the height limiting area; in severe weather environment, the stress area of the antenna can be reduced by rotating the base main body to the laid-down state, and the antenna is prevented from being damaged; simultaneously, the telescopic columns of the base body are movably assembled along the axial direction of the sleeve, and when the base body rotates to a laying state, the telescopic columns can shrink along the axial direction of the sleeve, so that the space occupied by the base body is further reduced, the integral structural strength of the base body is increased, and the antenna is prevented from shaking and being damaged.

Drawings

Fig. 1 is a schematic structural view of a retractable antenna base for a ship of the present invention;

fig. 2 is a schematic structural view of a base body of the marine invertible antenna base of fig. 1;

FIG. 3 is a schematic structural view of the telescoping column of the base body of FIG. 2;

FIG. 4 is a cross-sectional view of the base body of FIG. 2;

FIG. 5 is a schematic diagram of the antenna mounted on the antenna base of FIG. 1;

FIG. 6 is a schematic structural view of the marine invertible antenna base of FIG. 5 in an inverted position after the antenna is assembled;

in the figure, 1, a main body base; 2. a base body; 21. a sleeve; 211. a guide groove; 22. a telescopic column; 221. a guide post; 222. fixing grooves; 223. a helical groove; 23. a motor; 3. a hydraulic cylinder; 4. a drive base; 5. a connecting seat; 51. hooping; 52. connecting lugs; 53. a connecting sleeve.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

A preferred embodiment of a retractable antenna base for a ship of the present invention, as shown in fig. 1 to 6, includes a base main body 2, a main body base 1, a driving member and a driving base 4, wherein the base main body 2 is used for assembling an antenna, the base main body 2 is rotatably assembled on the main body base 1 along a vertical direction, the driving member is used for driving the base main body 2 to rotate around the main body base 1 in a vertical plane, the driving member is rotatably assembled on the driving base 4, and a rotation center line of the driving member is parallel to a rotation center line of the base main body 2.

The drive base 4 has the same structure as the main body base 1, and the description will be given only by taking the main body base 1 as an example. The main body base 1 comprises a chassis used for being fixed on a ship body, the chassis is of a circular structure, two fixing holes with opposite openings are further arranged at the top of the chassis, fixing pins are assembled in the fixing holes in a rotating mode, and the base main body 2 is fixedly connected with the fixing pins.

The base body 2 comprises a sleeve 21 and a telescopic column 22 movably assembled in the sleeve 21 along the axial direction of the sleeve 21, and the bottom of the sleeve 21 is connected with a fixed pin on the body base 1. The inner wall of the sleeve 21 is provided with two guide grooves 211 extending along the axial direction of the sleeve 21, the two guide grooves 211 are symmetrically arranged on the inner wall of the sleeve 21, the bottom of the telescopic column 22 is provided with two guide columns 221 protruding outwards, and the two guide columns 221 are respectively assembled with the two guide grooves 211 in a guiding manner.

The bottom of sleeve 21 has still arranged motor 23, and the output of motor 23 is connected with flexible post 22 transmission, and motor 23 can drive flexible post 22 and make concertina movement along the axial of sleeve 21, and guide post 221 cooperates with guide way 211 can increase the stability of flexible post 22 motion. The base main body 2 is of a telescopic structure, and the motor 23 is used for driving the telescopic column 22 to move to the outside of the sleeve 21 during navigation, so that the normal work of the antenna is ensured; when passing through the height-limited area or the severe environment of weather, utilize motor 23 to contract telescopic column 22 to the sleeve 21 inboard, reduce the total length of base main part 2, reduce the space that base main part 2 occupy, increase the holistic structural strength of base main part 2 simultaneously, avoid the antenna to rock and be impaired.

Telescopic column 22 is stair structure, and the external diameter on telescopic column 22's upper portion is less than telescopic column 22's lower part's external diameter, has radial interval between telescopic column 22's upper portion and the sleeve 21, behind the fixed antenna of installation on telescopic column 22, when telescopic column 22 inwards contracts, radial interval is used for holding antenna and fixed rope, avoids producing the friction between antenna and the sleeve 21.

The upper portion of flexible post 22 still is seted up the axially extended fixed slot 222 of eye flexible post 22, and fixed slot 222 is used for the bottom of fixed antenna, can reduce the space that the antenna occupy in the bottom disect insertion fixed slot 222 of antenna. The telescopic column 22 is further provided with a spiral groove 223, and the spiral groove 223 is used for winding and containing a fixing rope, so that the space occupied by the fixing rope is reduced.

The bottom of the sleeve 21 is further arranged with a connecting socket 5, the connecting socket 5 comprising a hoop 51, a connecting lug 52 and a connecting sleeve 53. The anchor ear 51 is fixedly connected to the sleeve 21 through bolts, the two radial ends of the anchor ear 51 are further symmetrically provided with connecting lugs 52, the connecting lugs 52 are of cylindrical structures, the connecting lugs 52 are further rotatably provided with connecting sleeves 53, and the connecting sleeves 53 are used for being fixedly connected with the driving piece.

Preferably, the driving member is a hydraulic cylinder 3, the hydraulic cylinders 3 have two groups, the two groups of hydraulic cylinders 3 are symmetrically arranged on two sides of the sleeve 21, output ends of the two groups of hydraulic cylinders 3 are respectively connected with a connecting sleeve 53 on the hoop 51, and a fixed end of each hydraulic cylinder 3 is rotatably connected with the driving base 4. The head and the tail of the hydraulic cylinder 3 are respectively connected with a hydraulic pipe to drive the output end of the hydraulic cylinder 3 to reciprocate, the two groups of hydraulic cylinders 3 simultaneously drive the base main body 2 to rotate around the main body base 1 through the connecting sleeves 53, the base main body 2 can be prevented from swinging, and the stability of the base main body 2 during rotation is improved.

In summary, the embodiment of the present invention provides a ship-used retractable antenna base, wherein a driving member rotates on a driving base, a base main body rotates around a main body base in a vertical plane under the driving of the driving member, and when passing through a height limiting area, the height of an antenna can be reduced by rotating the base main body to a laid-down state, so as to ensure that a ship body passes through the height limiting area; in severe weather environment, the stress area of the antenna can be reduced by rotating the base main body to the laid-down state, and the antenna is prevented from being damaged; simultaneously, the telescopic columns of the base body are movably assembled along the axial direction of the sleeve, and when the base body rotates to a laying state, the telescopic columns can shrink along the axial direction of the sleeve, so that the space occupied by the base body is further reduced, the integral structural strength of the base body is increased, and the antenna is prevented from shaking and being damaged.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a marine formula antenna base that can fall, its characterized in that includes the main part base and rotates the base main part of assembly on the main part base along vertical direction, still includes the drive the base main part around main part base pivoted driving piece, the driving piece rotates the assembly on the drive base, the base main part include with the sleeve of main part base rotation assembly and the flexible post that is used for assembling the antenna, flexible post along telescopic axial activity assembly in the sleeve, be provided with the guide way along telescopic axial extension on the telescopic inner wall, the bottom of flexible post is provided with outside convex guide post, the guide post be used for with guide way direction assembly, the bottom of sleeve be equipped with the motor that flexible post transmission is connected, the driving piece has two sets ofly, two sets of driving piece symmetrical arrangement are in the both sides of base main part, the utility model discloses a telescopic antenna, including base, driving piece, connecting sleeve, driving piece, connecting lug, driving piece, connecting base, the staple bolt of base main part, still symmetrical arrangement has the engaging lug on the staple bolt, rotates on the engaging lug and is equipped with the adapter sleeve, the driving piece with the adapter sleeve rotates to be connected, flexible post is the stair structure that the upper portion external diameter is less than the lower part external diameter, flexible post upper portion with radial interval has between the sleeve, the fixed slot along the axial extension of flexible post is seted up on flexible post upper portion, and the fixed slot is used for fixed antenna's bottom, still set up the helicla flute that is used for twining fixed rope on the flexible post.