CN216482794U

CN216482794U - GNSS-based antenna positioning device for monitoring deformation of high-speed railway bridge

Info

Publication number: CN216482794U
Application number: CN202122933074.9U
Authority: CN
Inventors: 张烁
Original assignee: Xian University of Science and Technology
Current assignee: Xian University of Science and Technology
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-05-10
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses an antenna positioning device for monitoring deformation of a high-speed railway bridge based on GNSS, which comprises a base, wherein a fixed block is fixedly arranged on the upper surface of the base, the upper surface of the fixed block is in threaded connection with a screw, the top of the screw is rotatably connected with a bearing, an elastic rod is fixedly arranged above the bearing, the tops of two elastic rods on the same side are fixedly connected through a limiting block, a lead screw is inserted into one side of the limiting block, one end of the lead screw, which is positioned inside the limiting block, is rotatably connected with a clamping block through the bearing, and the upper surface of the base, which is positioned between the two fixed blocks, is fixedly connected through a box body. This high-speed railway bridge antenna positioner for deformation monitoring based on GNSS through setting up sleeve pipe, piston, screw rod and gag lever post cooperation, realizes carrying out the purpose of adjusting to the angle of antenna, has reached the effect of making things convenient for monitoring signal transmission and receipt, also makes things convenient for simultaneously follow-up deformation to the railway bridge to monitor, has improved the device's availability factor.

Description

GNSS-based antenna positioning device for monitoring deformation of high-speed railway bridge

Technical Field

The utility model relates to the technical field of high-speed rail detection, in particular to an antenna positioning device for monitoring deformation of a high-speed rail bridge based on GNSS.

Background

The railway bridge is a structure built by railway crossing rivers, lakes, straits, valleys or other obstacles and for realizing the three-dimensional crossing of railway lines and railway lines or roads, and the branch of the railway engineering subject is a railway bridge engineering which is short for short.

However, in the process of using the antenna positioning device in the current market, the angle of the antenna is not convenient to adjust, so that the antenna positioning device is not convenient to receive and transmit signals and influences subsequent monitoring results.

Therefore, the GNSS-based antenna positioning device for monitoring the deformation of the high-speed railway bridge is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an antenna positioning device for monitoring deformation of a high-speed railway bridge based on GNSS, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high-speed railway bridge warp monitoring and uses antenna positioner based on GNSS, includes the base, the last fixed surface of base installs the fixed block, and the last surface thread of fixed block is connected with the screw, and the top of screw is rotated and is connected with the bearing, and bearing top fixed mounting has the elastic rod, and stopper fixed connection is passed through at the top of two elastic rods of homonymy, and one side of stopper is inserted and is equipped with the lead screw, and the lead screw is located the inside one end of stopper and is connected with the fixture block through the bearing rotation.

The utility model discloses a wireless sensor, including base, box body, stopper, screw rod, bearing and telescopic one side rotation connection, the upper surface of base just is located between two fixed blocks through box body fixed connection, and the inside of box body is provided with the sleeve pipe, and sheathed tube inside is provided with the piston, and the upper surface of piston is rotated through the pivot and is connected with the antenna, and the top of antenna runs through the top of sleeve pipe, box body and stopper in proper order and extends to the outside of stopper, and the screw rod has all been inserted in the both sides of box body, and the screw rod is located the inside one end of box body and passes through the bearing and be connected with sheathed tube one side rotation.

Preferably, the limiting block is provided with a rod hole for the screw rod to pass through, and the rod hole is in threaded connection with the screw rod.

Preferably, the four corners of the lower surface of the base are fixedly provided with fixing plates, fixing holes are formed in the fixing plates, and anti-skid grains are formed in the lower surfaces of the fixing plates.

Preferably, the screw holes for the screw rods to pass through are formed in the two sides of the box body, and the screw holes are in threaded connection with the screw rods.

Preferably, the bottom of the inner cavity of the box body is provided with a limiting groove, the limiting groove is connected with a limiting rod in a sliding mode, and the top of the limiting rod is fixedly connected with the bottom of the sleeve.

Preferably, the upper surface of the box body is provided with a through groove for the antenna to pass through, and the surface of the antenna is in contact with the inner wall of the through groove.

Advantageous effects

The utility model provides a GNSS-based antenna positioning device for monitoring deformation of a high-speed railway bridge, which has the following beneficial effects:

1. this high-speed railway bridge antenna positioner for deformation monitoring based on GNSS through setting up sleeve pipe, piston, screw rod and gag lever post cooperation, realizes carrying out the purpose of adjusting to the angle of antenna, has reached the effect of making things convenient for monitoring signal transmission and receipt, also makes things convenient for simultaneously follow-up deformation to the railway bridge to monitor, has improved the device's availability factor.

2. This high-speed railway bridge antenna positioner for deformation monitoring based on GNSS through setting up fixed block, screw, elastic rod, stopper, lead screw and fixture block cooperation, realizes carrying out spacing purpose to the antenna, has reached and has prevented that the antenna receives the effect that external factor influences caused the damage to the antenna at the in-process that uses, has guaranteed that the antenna avoids damaging at the in-process that uses.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a top-down structure of the limiting block of the present invention;

FIG. 3 is a schematic top-down view of the cassette of the present invention.

In the figure: the device comprises a base 1, a fixing block 2, screws 3, an elastic rod 4, a limiting block 5, a screw rod 6, a clamping block 7, a box body 8, a sleeve 9, a piston 10, an antenna 11, a screw rod 12 and a limiting rod 13.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high-speed railway bridge antenna positioner for deformation monitoring based on GNSS, the on-line screen storage device comprises a base 1, the equal fixed mounting in four corners of base 1 lower surface has the fixed plate, the fixed orifices has been seted up on the fixed plate, anti-skidding line has been seted up to the lower surface of fixed plate, base 1's last fixed surface installs fixed block 2, the last surface threaded connection of fixed block 2 has screw 3, the top of screw 3 is rotated and is connected with the bearing, bearing top fixed mounting has flexible pole 4, stopper 5 fixed connection is passed through at the top of two flexible poles 4 of homonymy, set up the pole hole that supplies lead screw 6 to pass through on the stopper 5, and pole hole and 6 threaded connection of lead screw, one side of stopper 5 is inserted and is equipped with lead screw 6, lead screw 6 is located the inside one end of stopper 5 and rotates through the bearing and is connected with fixture block 7.

Set up fixed block 2, screw 3, elastic rod 4, stopper 5, lead screw 6 and fixture block 7 cooperation, realize carrying out spacing purpose to antenna 11, reached and prevented at the in-process that uses, antenna 11 receives the effect that external factor influences led to the fact the damage to antenna 11, has guaranteed that antenna 11 avoids the damage at the in-process that uses.

The upper surface of the base 1 and the two fixed blocks 2 are fixedly connected through a box body 8, both sides of the box body 8 are provided with screw holes for the screw rods 12 to pass through, and screw and 12 threaded connection of screw rod, the inside of box body 8 is provided with sleeve pipe 9, the spacing groove has been seted up to the bottom of 8 inner chambers of box body, the inside sliding connection of spacing groove has gag lever post 13, the top of gag lever post 13 and sleeve pipe 9's bottom fixed connection, sleeve pipe 9's inside is provided with piston 10, the upper surface of piston 10 rotates through the pivot and is connected with antenna 11, sleeve pipe 9 is run through in proper order at antenna 11's top, box body 8's top and stopper 5 and extend to stopper 5's outside, box body 8's both sides are all inserted and are equipped with screw rod 12, screw rod 12 is located the inside one end of box body 8 and is passed through the bearing and is connected with one side rotation of sleeve pipe 9, the logical groove that supplies antenna 11 to pass through is seted up to box body 8's upper surface, and the inner wall contact in logical groove of antenna 11's surface.

Set up sleeve pipe 9, piston 10, screw rod 12 and gag lever post 13 cooperation, realize the purpose of adjusting the angle of antenna 11, reached the effect of making things convenient for monitoring signal transmission and receipt, also make things convenient for simultaneously follow-up deformation to the railroad bridge to monitor, improved the device's availability factor.

The working principle is as follows: when using the device, fix the device on the position that needs the installation through the fixed plate, establish stopper 5 cover on antenna 11 afterwards, screw 3 and the upper surface threaded connection of fixed block 2, after antenna 11 receives external force, elastic rod 4 protects antenna 11, when the deflection angle that needs to antenna 11 is adjusted, rotates lead screw 6, makes lead screw 6 remove to the inside of box body 8 to the piston 10 of pushing sleeve 9 inside removes, deflects with this drive antenna 11.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-speed railway bridge antenna positioner for deformation monitoring based on GNSS, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly provided with a fixed block (2), the upper surface of the fixed block (2) is in threaded connection with a screw (3), the top of the screw (3) is rotatably connected with a bearing, an elastic rod (4) is fixedly arranged above the bearing, the tops of the two elastic rods (4) on the same side are fixedly connected through a limiting block (5), one side of the limiting block (5) is inserted with a lead screw (6), and one end, located inside the limiting block (5), of the lead screw (6) is rotatably connected with a clamping block (7) through a bearing;

the upper surface of base (1) just is located between two fixed blocks (2) through box body (8) fixed connection, the inside of box body (8) is provided with sleeve pipe (9), the inside of sleeve pipe (9) is provided with piston (10), the upper surface of piston (10) is rotated through the pivot and is connected with antenna (11), sleeve pipe (9) are run through in proper order to the top of antenna (11), the top of box body (8) and stopper (5) and extend to the outside of stopper (5), screw rod (12) are all inserted to the both sides of box body (8) and are equipped with, screw rod (12) are located one side rotation that the inside one end of box body (8) passes through bearing and sleeve pipe (9) and are connected.

2. The GNSS-based antenna positioning device for monitoring deformation of a high-speed railway bridge as claimed in claim 1, wherein: and the limiting block (5) is provided with a rod hole for the screw rod (6) to pass through, and the rod hole is in threaded connection with the screw rod (6).

3. The GNSS-based antenna positioning device for monitoring deformation of a high-speed railway bridge as claimed in claim 1, wherein: the four corners of the lower surface of the base (1) are fixedly provided with fixing plates, fixing holes are formed in the fixing plates, and anti-skid grains are formed in the lower surface of the fixing plates.

4. The GNSS-based antenna positioning device for monitoring deformation of a high-speed railway bridge as claimed in claim 1, wherein: screw holes for the screw rods (12) to pass through are formed in the two sides of the box body (8), and the screw holes are in threaded connection with the screw rods (12).

5. The GNSS-based antenna positioning device for monitoring deformation of a high-speed railway bridge as claimed in claim 1, wherein: the limiting groove is formed in the bottom of the inner cavity of the box body (8), the limiting rod (13) is connected to the inner portion of the limiting groove in a sliding mode, and the top of the limiting rod (13) is fixedly connected with the bottom of the sleeve (9).

6. The GNSS-based antenna positioning device for monitoring deformation of a high-speed railway bridge as claimed in claim 1, wherein: the upper surface of box body (8) is seted up and is supplied antenna (11) to pass through the logical groove, and the surface of antenna (11) contacts with the inner wall that leads to the groove.