CN211450161U

CN211450161U - Beidou positioning and monitoring support with self-balancing antenna

Info

Publication number: CN211450161U
Application number: CN201922306562.XU
Authority: CN
Inventors: 何乃福; 黄方成; 张飞; 潘童; 温友鹏; 朱玉明
Original assignee: Hohai University HHU
Current assignee: Hohai University HHU
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-08
Anticipated expiration: 2029-12-20

Abstract

The utility model relates to a big dipper positioning monitoring support of antenna self-balancing, including antenna self-balancing cloud platform, antenna self-balancing cloud platform includes upper plate, lower plate, rotary platform, rotary chassis, connecting rod one, connecting rod two and angle change measuring device, rotary platform and connecting rod one fixed connection, rotary chassis and connecting rod two fixed connection, connecting rod one articulates with connecting rod two and can wind the vertical rotation of pin joint, rotary chassis and upper plate articulate and can wind the horizontal rotation of pin joint, rotary platform and rotary chassis initial central line are on the same straight line, angle change measuring device locates the articulated department of connecting rod one and connecting rod two, antenna fixed connection is on rotary platform; the first connecting rod and the second connecting rod are both made of light materials, and the rotating platform is made of high-density materials. The utility model keeps the antenna level all the time, improves the directivity and the monitoring precision; the construction is convenient; can be disassembled and applied to outdoor environment with difficult electrification.

Description

Beidou positioning and monitoring support with self-balancing antenna

Technical Field

The utility model relates to a big dipper location monitoring support of antenna self-balancing belongs to civil engineering side slope monitoring technical field.

Background

The actual condition and the stability of the side slope can be known through side slope monitoring, scientific basis is provided for engineering safety, reliable data are provided for design modification and construction guidance, risks can be avoided for people, and loss of landslide disasters is reduced to the minimum degree. With the development of science and technology, various advanced detection instruments, monitoring methods and monitoring means are continuously updated, the monitoring precision, the information acquisition intuition and the operation simplicity are gradually improved, and the Beidou positioning technology-based slope surface deformation monitoring is adopted by engineering gradually at present.

Like the chinese utility model patent CN201920224547.8 discloses a high accuracy warp monitoring devices based on big dipper location, big dipper location antenna sets up the top position at optics centralizer through two fixed bolsters, and two fixed bolsters all with optics centralizer between through fixed screw connection. However, the Beidou monitoring technology has high requirement on the levelness of the monitoring point antenna, and the ground surface deformation can cause the inclination of the monitoring device, so that the monitoring effect is influenced. The monitoring device is placed on the ground through a tripod with an anti-skidding foot pad at one end, the levelness of the antenna depends on the levelness of the whole device due to the integral structural design, so that the device needs to be kept horizontal when the device is just constructed, the construction difficulty is increased, the operation is inconvenient, the levelness of the monitoring device needs to be adjusted in time when the device is inclined, otherwise, the transmission and the reception of antenna signals can be influenced, and the directivity and the monitoring precision of the antenna are reduced; at present, the side slope monitoring device is difficult to electrify in an outdoor environment without electrifying, and is not easy to realize large-scale installation and use.

Disclosure of Invention

The utility model aims to solve the technical problem that a big dipper location monitoring support of antenna self-balancing that antenna directive property is good, the monitoring precision is high, convenient construction, can install the use on a large scale is provided, this support can keep the antenna to be in the horizontality throughout the monitoring process, improves the directive property of antenna, can measure the inclination of monitoring support simultaneously, improves the monitoring precision, and need not to keep the steel pipe perpendicular during the construction, can realize complete assembly, economic convenience, the range of application is wide.

In order to solve the technical problem, the utility model provides a big dipper positioning monitoring support of antenna self-balancing, including antenna self-balancing cloud platform, antenna self-balancing cloud platform includes upper plate, lower plate, rotary platform, rotation chassis, connecting rod one, connecting rod two and angle change measuring device, rotary platform with connecting rod one fixed connection, rotation chassis with connecting rod two fixed connection, connecting rod one with connecting rod two is articulated and can wind the vertical rotation of pin joint, rotary chassis with upper plate articulate and can wind the horizontal rotation of pin joint, rotary platform and the initial central line of rotation chassis are on the same straight line, angle change measuring device locates the articulated department of connecting rod one and connecting rod two, the antenna fixed connection is in on rotary platform; the connecting rod is made of light materials, and the rotating platform is made of high-density materials.

In an optimal scheme, over-damping is arranged at the hinged position of the rotating chassis of the antenna self-balancing holder and the upper base plate and the hinged position of the first connecting rod and the second connecting rod, so that the influence of the surrounding environment on the position of the antenna self-balancing holder is reduced.

In a preferable scheme, three balance nuts for adjusting the distance between an upper bottom plate and a lower bottom plate of the antenna self-balancing holder are arranged at the joint of the upper bottom plate and the lower bottom plate, and the initial position of the upper bottom plate is kept horizontal.

In the preferred scheme, the monitoring support further comprises a concrete pile and a steel pipe fixed in the concrete pile, the antenna self-balancing holder is fixedly connected to the steel pipe, a plastic waterproof box is further arranged on the steel pipe, and a data storage and transmission module is arranged in the plastic waterproof box.

In the preferred scheme, the monitoring support further comprises a power supply device, the power supply device comprises a photovoltaic panel, a photovoltaic panel support, a ground box and a storage battery, the photovoltaic panel support is connected to the steel pipe through a D-shaped hoop, and the ground box and the storage battery are arranged below the ground.

In the preferred scheme, the monitoring support further comprises a lightning arrester, the lightning arrester comprises a lightning rod, an insulating lightning rod support and a ground rod, the lightning rod is connected to the steel pipe through the insulating lightning rod support, and the ground rod is arranged below the ground.

The utility model discloses following beneficial effect has:

1) the utility model discloses a big dipper location monitoring support of antenna self-balancing, simple structure, design benefit, the articulated mode between material density difference and two connecting rods that the antenna self-balancing cloud platform utilized rotary platform and connecting rod, when the monitoring support takes place to deflect, rotary platform received the influence of gravity can keep the antenna level, improves the directive property of antenna, improves the accuracy of monitoring data.

2) The utility model discloses a big dipper location monitoring support of antenna self-balancing is equipped with angle change measuring device in the articulated department of connecting rod one and connecting rod two of antenna self-balancing cloud platform, through the change of angle in the certain time, calculates the inclination of monitoring support, and then calculates the relative displacement of antenna and side slope earth's surface, the actual displacement of monitoring point, improves the accuracy of monitoring data.

3) The utility model discloses a big dipper location monitoring support of antenna self-balancing is equipped with three balanced nuts at the junction of the upper plate of antenna self-balancing cloud platform and lower plate for adjust the distance between upper plate and the lower plate, keep the initial position level of upper plate, keep the steel pipe perpendicular when need not the construction, reduced the construction degree of difficulty, shorten the engineering time, use more convenient and fast.

4) The utility model discloses a big dipper location monitoring support of antenna self-balancing adopts complete assembly formula, can dismantle and recycle, effective reduce cost, and provides the electric energy through power supply unit, and more economical and convenient can be applied to the open air of circular telegram difficulty, realizes installing on a large scale and uses.

Drawings

FIG. 1 is a schematic diagram of a Beidou positioning and monitoring bracket with self-balancing antennas;

FIG. 2 is a front view of an antenna self-balancing pan-tilt;

fig. 3 is a three-dimensional view of an antenna self-balancing pan-tilt.

In the figure: 1-concrete pile, 2-steel pipe, 3-lower bottom plate, 4-upper bottom plate, 5-antenna, 6-rotary platform, 7-rotary chassis, 8-lightning rod, 9-insulating lightning rod bracket, 10-photovoltaic panel, 11-photovoltaic panel bracket, 12-D type hoop, 13-plastic waterproof box, 14-connecting rod I, 15-connecting rod II, 16-balance nut, 17-ground box and accumulator, 18-ground rod.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Example 1

As shown in fig. 1-3, the utility model provides a big dipper location monitoring support of antenna self-balancing, including antenna self-balancing cloud platform, antenna 5, steel pipe 2, concrete pile 1, the waterproof case 13 of plastics, power supply unit and lightning arrester. The antenna self-balancing cradle head comprises an upper base plate 4, a lower base plate 3, a rotating platform 6, a rotating chassis 7, a first connecting rod 14, a second connecting rod 15 and an angle change measuring device (not shown in the figure).

Fig. 2 is a front view of an antenna self-balancing holder, fig. 3 is a three-dimensional view of the antenna self-balancing holder, and fig. 2-3 are shown, wherein a rotary platform 6 of the antenna self-balancing holder is fixedly connected with a first connecting rod 14, a rotary chassis 7 is fixedly connected with a second connecting rod 15, the first connecting rod 14 is hinged with the second connecting rod 15 and can vertically rotate around a hinge point, the rotary chassis 7 is hinged with an upper base plate 4 and can horizontally rotate around the hinge point, and initial center lines of the rotary platform 6 and the rotary chassis 7 are on the same straight line, so that the relative positions of the rotary platform 6 and the upper base plate 4 are not changed in the horizontal rotation process of the rotary chassis 7.

The first connecting rod 14 and the second connecting rod 15 of the antenna self-balancing holder are both made of light materials, the rotating platform 6 is made of high-density materials, and the antenna 5 is fixedly connected to the rotating platform 6 through threads. When the monitoring support deflects, the rotating platform 6 is influenced by gravity, so that the antenna 5 is always kept in a horizontal state, and the directivity and the monitoring precision of the antenna can be improved.

The angle change measuring device of the antenna self-balancing holder is arranged at the hinged position of the first connecting rod 14 and the second connecting rod 15, the angle change measuring device adopts methods such as a resistance strain gauge or a differential capacitor, the inclination angle of the monitoring support and the relative displacement between the antenna and the earth surface of the side slope in the time period are calculated out through the geometric relation through the change of the angle in a certain time period, the actual displacement of the positioning monitoring point in the time period is further calculated out, the accuracy of monitoring data is improved, and the actual displacement calculation formula of the positioning monitoring point is as follows:

wherein: alpha represents the variation of the rotation angle of the monitoring bracket and the vertical direction (also the variation of the rotation angle of the first connecting rod 14 and the second connecting rod 15 of the antenna self-balancing cradle head); Δ X represents the relative displacement of the antenna and the earth's surface in mm; h represents the height of the top of the steel pipe 2 from the ground surface in mm; h represents the distance between the top of the first connecting rod 14 or the second connecting rod 15 and the top of the steel pipe 2, and the unit is mm.

And over-damping is arranged at the hinged part of the rotating chassis 7 and the upper bottom plate 4 of the antenna self-balancing cradle head and the hinged part of the first connecting rod 14 and the second connecting rod 15 so as to reduce the influence of the surrounding environment on the position of the antenna self-balancing cradle head.

The connecting part of the upper base plate 4 and the lower base plate 3 of the antenna self-balancing cradle head is provided with three balancing nuts 16 for adjusting the distance between the upper base plate 4 and the lower base plate 3, keeping the initial position level of the upper base plate 4, keeping the steel pipe 2 vertical when in no need of construction, reducing the construction difficulty, shortening the construction time and being more convenient and rapid to use.

The antenna self-balancing cradle head of the monitoring support is fixedly connected to a steel pipe 2 through threads, the steel pipe 2 is fixed in a concrete pile 1, a plastic waterproof box 13 is further arranged on the steel pipe 2, and a data storage and transmission module (not shown in the figure) is arranged in the plastic waterproof box 13. The antenna 5 and the data storage and transmission module transmit data through wireless signals, the monitoring data are transmitted to the data receiving system, and the big data prediction system carries out data prediction and early warning.

This power supply unit of monitoring support includes photovoltaic board 10, photovoltaic board support 11, ground case and battery 17, and wherein photovoltaic board support 11 passes through D type staple bolt 12 and connects on steel pipe 2, and ground case and battery 17 locate the below ground. The power supply device is used for supplying power to the monitoring support, so that the monitoring support can be applied to outdoor environments with difficult electrification, and is economical and convenient.

The lightning arrester of the monitoring support comprises a lightning rod 8, an insulating lightning rod support 9 and a ground rod 18, wherein the lightning rod 8 is connected to the steel pipe 2 through the insulating lightning rod support 9, and the ground rod 18 is arranged below the ground. The lightning arrester can protect the monitoring support in the outdoor environment with severe environment.

The utility model discloses a big dipper location monitoring support of antenna self-balancing adopts complete assembly formula, can dismantle and circulated use, effective reduce cost, can realize on a large scale the installation and use.

The above-mentioned embodiments do not limit the technical solutions of the present invention in any way, and all technical solutions obtained by means of equivalent replacement or equivalent transformation fall within the protection scope of the present invention.

Claims

1. The utility model provides a big dipper location monitoring support of antenna self-balancing which characterized in that: the antenna self-balancing cradle head comprises an antenna self-balancing cradle head and an antenna (5), wherein the antenna self-balancing cradle head comprises an upper base plate (4), a lower base plate (3), a rotating platform (6), a rotating chassis (7), a first connecting rod (14), a second connecting rod (15) and an angle change measuring device; the rotating platform (6) is fixedly connected with the first connecting rod (14), the rotating chassis (7) is fixedly connected with the second connecting rod (15), the first connecting rod (14) is hinged with the second connecting rod (15) and can vertically rotate around a hinged point, the rotating chassis (7) is hinged with the upper base plate (4) and can horizontally rotate around the hinged point, the rotating platform (6) and the initial central line of the rotating chassis (7) are on the same straight line, the angle change measuring device is arranged at the hinged position of the first connecting rod (14) and the second connecting rod (15), and the antenna (5) is fixedly connected to the rotating platform (6); the first connecting rod (14) and the second connecting rod (15) are both made of light materials, and the rotating platform (6) is made of high-density materials.

2. The antenna self-balancing beidou positioning monitoring bracket of claim 1, characterized in that: the hinge joint of the rotating chassis (7) and the upper base plate (4) of the antenna self-balancing cradle head and the hinge joint of the connecting rod I (14) and the connecting rod II (15) are provided with over damping, so that the influence of the surrounding environment on the position of the antenna self-balancing cradle head is reduced.

3. The antenna self-balancing beidou positioning monitoring bracket of claim 1, characterized in that: the antenna self-balancing cradle head is characterized in that three balancing nuts (16) for adjusting the distance between the upper bottom plate (4) and the lower bottom plate (3) of the antenna self-balancing cradle head are arranged at the joint of the upper bottom plate and the lower bottom plate, and the initial position of the upper bottom plate (4) is kept horizontal.

4. The antenna self-balancing beidou positioning monitoring bracket of claim 1, characterized in that: the monitoring support further comprises a concrete pile (1) and a steel pipe (2) fixed in the concrete pile (1), the antenna self-balancing cradle head is fixedly connected to the steel pipe (2), a plastic waterproof box (13) is further arranged on the steel pipe (2), and a data storage and transmission module is arranged in the plastic waterproof box (13).

5. The antenna self-balancing Beidou positioning and monitoring support according to claim 4, characterized in that: the monitoring support further comprises a power supply device, the power supply device comprises a photovoltaic panel (10), a photovoltaic panel support (11), a ground box and a storage battery (17), the photovoltaic panel support (11) is connected to the steel pipe (2) through a D-shaped hoop (12), and the ground box and the storage battery (17) are arranged below the ground.

6. The antenna self-balancing Beidou positioning and monitoring support according to claim 4, characterized in that: the monitoring support further comprises a lightning arrester, the lightning arrester comprises a lightning rod (8), an insulating lightning rod support (9) and a ground rod (18), the lightning rod (8) is connected to the steel pipe (2) through the insulating lightning rod support (9), and the ground rod (18) is arranged below the ground.