CN212536528U

CN212536528U - A shock absorber for satellite antenna

Info

Publication number: CN212536528U
Application number: CN202021300388.4U
Authority: CN
Inventors: 杨波; 毛建
Original assignee: Chengdu Andi Xingyu Electronic Science & Technology Co ltd
Current assignee: Chengdu Andi Xingyu Electronic Science & Technology Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-02-12
Anticipated expiration: 2030-07-06

Abstract

A shock absorption device for a satellite antenna, comprising a top plate, a middle plate and a bottom plate arranged horizontally from top to bottom in sequence; a shock absorption mechanism is arranged between the top plate and the middle plate, and includes a plurality of shock absorption shafts whose top ends are connected to the top plate , the shock-absorbing shaft is symmetrically arranged, the shock-absorbing shaft is penetrated through the middle plate, the first-stage spring is sleeved on the shock-absorbing shaft, the bottom end of the first-stage spring is connected to the limit plate, the lower part of the limit plate is connected with the second-stage spring, the limit plate and The secondary spring jacket is provided with a limit cylinder, and the limit plate can move up and down in the limit cylinder; a support rod is arranged between the middle plate and the bottom plate. When the satellite antenna is vibrated, the shock-absorbing shaft of the utility model moves downward to buffer the satellite antenna. Because the length of the primary spring and the secondary spring is short, the deformation amount is small, the damage is not easy, and the maintenance cost is reduced.

Description

Shock-absorbing device for satellite antenna

Technical Field

The utility model relates to a satellite antenna equipment field is relevant with a damping device for satellite antenna very much.

Background

With the rapid development of the information technology, the coverage area of the internet is larger and larger, the communication efficiency is effectively improved, and great assistance is provided for the development of productivity. The satellite antenna is accessed to the satellite communication system, has the characteristic of wide coverage area, can provide stable communication access for a carrier with a large moving range, can also provide communication access for the satellite antenna fixed on the ground, and has wide application range.

The stability of satellite antenna installation directly influences signal transmission quality, consequently will hang down the influence of external factor to satellite antenna through damping device. The traditional damping method is that a spring is arranged at the bottom of the satellite antenna, and the spring is long in length, unbalanced stress is prone to breakage, and therefore the spring needs to be replaced regularly, and maintenance cost is high.

SUMMERY OF THE UTILITY MODEL

Problem to relevant prior art exists, the utility model provides a damping device for satellite antenna, when satellite antenna received vibrations, oppression damping shaft moved down cushions satellite antenna, because one-level spring and second grade spring length are shorter, the deflection of production is little, and is not fragile, reduces cost of maintenance.

In order to achieve the above purpose, the utility model adopts the following technology:

a shock absorbing device for a satellite antenna, comprising:

the top plate, the middle plate and the bottom plate are horizontally arranged from top to bottom in sequence;

the damping mechanism is arranged between the top plate and the middle plate and comprises a plurality of damping shafts of which the top ends are connected with the top plate, the damping shafts are symmetrically arranged and penetrate through the middle plate, primary springs are sleeved on the damping shafts, limiting plates are connected to the bottom ends of the primary springs, secondary springs are connected below the limiting plates, limiting cylinders are sleeved outside the limiting plates and the secondary springs, and the limiting plates can move up and down in the limiting cylinders;

a support rod is arranged between the middle plate and the bottom plate.

Further, a plurality of transverse grooves have been seted up to roof top surface symmetry, and the transverse groove is equipped with and is convex mounting panel, and a plurality of vertical grooves have been seted up to the symmetry on the mounting panel, and vertical groove is used for satellite antenna mounted position to adjust.

Furthermore, the bottom of the top plate is provided with a guide shaft, the top of the middle plate is provided with a guide sleeve, and the guide shaft is arranged in the guide sleeve in a penetrating manner.

Furthermore, the top of the bottom plate is provided with a rubber block which is positioned right below the guide shaft.

Furthermore, the bottom of the bottom plate is provided with a plurality of universal wheels.

Furthermore, the bottom of the bottom plate is provided with a plurality of thread sleeves, the threads in the thread sleeves are connected with screw rods, and the bottom ends of the screw rods are connected with support legs.

The utility model discloses beneficial effect:

1. when the satellite antenna receives vibrations, oppression damping shaft moves down, and primary spring and second grade spring are compressed, can cushion the satellite antenna, because primary spring and second grade spring length are shorter, and the deflection of production is little, and is not fragile, reduces cost of maintenance.

2. When the satellite antenna is installed, the installation plate can be adjusted to be installed at the position of the transverse groove, and the satellite antenna is installed at the position of the longitudinal groove, so that the fine adjustment of the position is realized, the stress of the top plate is kept uniform, the inclination is prevented, and the balance of the damping mechanism is prevented from being influenced.

3. The guide shaft penetrates through the guide sleeve, the top plate can be kept to move in the vertical direction, the left deviation and the right deviation of the satellite antenna are prevented, the stability of the device is affected, the rubber block can buffer and block the guide shaft, the satellite antenna is prevented from being damaged, and the bottom plate is prevented from being impacted.

4. The universal wheel is convenient for the damping device to transfer, and when the damping device is fixed in position, the supporting legs can be in contact with the ground by rotating the screw rod, so that the bearing capacity of the universal wheel is reduced, and the stability of the device is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a partial structure a in fig. 1.

Fig. 3 is a schematic view of the cross-sectional structure of the present invention.

Fig. 4 is a schematic view of the structure of the damping mechanism of the present invention.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are some embodiments of the present invention, not all embodiments.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and this is only for the convenience of description of the present invention and simplification of the description. The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, or through both elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 4, a damping device for a satellite antenna includes a top plate 1, a middle plate 2, a bottom plate 3, and a damping mechanism 4 disposed between the top plate 1 and the middle plate 2, wherein the top plate 1, the middle plate 2, and the bottom plate 3 are horizontally disposed from top to bottom, and a support rod 201 is disposed between the middle plate 2 and the bottom plate 3.

A plurality of transverse grooves 101 are symmetrically formed in the top surface of the top plate 1, the transverse grooves 101 are assembled with a convex mounting plate 102, a plurality of longitudinal grooves 103 are symmetrically formed in the mounting plate 102, and the longitudinal grooves 103 are used for adjusting the mounting position of the satellite antenna.

Damper 4 includes that a plurality of tops connect the damping axle 401 of roof 1, and the damping axle 401 symmetry sets up, and damping axle 401 wears to locate medium plate 2, and the cover is equipped with one-level spring 402 on the damping axle 401, and one-level spring 402 bottom is connected with limiting plate 403, and limiting plate 403 below is connected with second grade spring 404, and limiting plate 403 and second grade spring 404 overcoat are equipped with spacing section of thick bamboo 405, and limiting plate 403 can reciprocate in spacing section of thick bamboo 405.

When the satellite antenna is installed, the position of the installation plate 102 installed in the transverse groove 101 and the position of the satellite antenna installed in the longitudinal groove 103 can be adjusted, so that the satellite antenna position can be finely adjusted, the top plate 1 is uniformly stressed, the inclination is prevented, and the balance of the damping mechanism 4 is prevented from being influenced; when the satellite antenna receives vibrations, oppression damping axle 401 is removed downwards, and primary spring 402 and second grade spring 404 are compressed this moment, and limiting plate 403 moves down in spacing section of thick bamboo 405, can cushion the satellite antenna, prevents to cause the collision to it, because primary spring 402 and second grade spring 404 length are shorter, the deflection of production is little, and is not fragile, reduces cost of maintenance.

Further, the bottom of the top plate 1 is provided with a guide shaft 104, the top of the middle plate 2 is provided with a guide sleeve 202, the guide shaft 104 penetrates through the guide sleeve 202, the top of the bottom plate 3 is provided with a rubber block 301, and the rubber block 301 is located under the guide shaft 104.

In the uide bushing 202 is worn to locate by the guiding axle 104 that roof 1 bottom set up, can keep roof 1 to remove in vertical direction, prevent satellite antenna left and right sides skew, influence device stability, the rubber block 301 that bottom plate 3 top set up can provide the buffering and block to guiding axle 104 when vibrations are excessive, avoids satellite antenna to damage, prevents to produce the striking to bottom plate 3.

Further, the bottom of the bottom plate 3 is provided with a plurality of universal wheels 302, the bottom of the bottom plate 3 is provided with a plurality of threaded sleeves 303, the threaded sleeves 303 are connected with a screw 304 in a threaded manner, and the bottom ends of the screw 304 are connected with support legs 305.

The universal wheel 302 is used for facilitating the transfer of the damping device, and when the damping device is fixed, the screw 304 can be rotated to enable the supporting legs 305 to contact the ground, so that the bearing capacity of the universal wheel 302 is reduced, and the stability of the device is improved.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. a shock absorption device for satellite antenna, is characterized in that, comprises:

The top plate (1), the middle plate (2), and the bottom plate (3) are arranged horizontally from top to bottom;

The damping mechanism (4) is arranged between the top plate (1) and the middle plate (2), and includes a plurality of damping shafts (401) whose top ends are connected to the top plate (1). The shaft (401) is passed through the middle plate (2), a first-stage spring (402) is sleeved on the shock-absorbing shaft (401), and the bottom end of the first-stage spring (402) is connected to a limit plate (403), and the limit plate (403) ) is connected below the secondary spring (404), the limiting plate (403) and the outer casing of the secondary spring (404) are provided with a limiting cylinder (405), and the limiting plate (403) can move up and down in the limiting cylinder (405) ;

A support rod (201) is arranged between the middle plate (2) and the bottom plate (3).

2. A shock absorbing device for a satellite antenna according to claim 1, characterized in that: a plurality of transverse grooves (101) are symmetrically opened on the top surface of the top plate (1), and the transverse grooves (101) are equipped with A convex mounting plate (102) is provided with a plurality of longitudinal grooves (103) symmetrically on the mounting plate (102), and the longitudinal grooves (103) are used for adjusting the installation position of the satellite antenna.

3. A shock absorbing device for a satellite antenna according to claim 1, characterized in that: a guide shaft (104) is arranged at the bottom of the top plate (1), and a guide sleeve (202) is arranged at the top of the middle plate (2) , the guide shaft (104) is passed through the guide sleeve (202).

4. A shock absorbing device for a satellite antenna according to claim 3, characterized in that: a rubber block (301) is provided on the top of the bottom plate (3), and the rubber block (301) is located directly below the guide shaft (104) .

5 . The shock absorbing device for a satellite antenna according to claim 1 , wherein a plurality of universal wheels ( 302 ) are arranged at the bottom of the bottom plate ( 3 ). 6 .

6. A shock absorbing device for a satellite antenna according to claim 1, characterized in that: a plurality of threaded sleeves (303) are provided at the bottom of the bottom plate (3), and the threaded sleeve (303) is internally threaded with a screw ( 304), and a support foot (305) is connected to the bottom end of the screw rod (304).