CN111102915A - Bridge deformation monitoring radar sensor - Google Patents
Bridge deformation monitoring radar sensor Download PDFInfo
- Publication number
- CN111102915A CN111102915A CN201811263532.9A CN201811263532A CN111102915A CN 111102915 A CN111102915 A CN 111102915A CN 201811263532 A CN201811263532 A CN 201811263532A CN 111102915 A CN111102915 A CN 111102915A
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- radar sensor
- bridge
- fixedly arranged
- support frame
- column
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
Abstract
The invention discloses a bridge deformation monitoring radar sensor which comprises a bridge and a support column fixedly arranged at the lower end of the bridge, wherein a support plate is transversely and fixedly arranged on the column wall of the support column, a U-shaped support frame is fixedly arranged at the upper end of the support plate, a radar sensor body is arranged inside the U-shaped support frame, two sides of the radar sensor body are rotatably connected with the inner side wall, opposite to the U-shaped support frame, of the U-shaped support frame through rotating shafts, one end, far away from the radar sensor body, of one rotating shaft penetrates through the inner side wall of the U-shaped support frame and is fixedly provided with a gear, a fixing plate is transversely and fixedly arranged between the support plate and the gear on the column wall of the support column, a first strip-shaped groove is transversely formed in the upper end of the fixing plate. The invention can enable the radar sensor to rotate in angle, and is convenient for monitoring different positions of the bridge.
Description
Technical Field
The invention relates to the technical field of bridge detection equipment, in particular to a radar sensor for monitoring bridge deformation.
Background
China has become a world bridge big country and a strong country, the number of super-huge bridges is the first in the world, and the bridge construction technology is at the international leading level. Along with the continuous increase of bridge span and complexity, in order to guarantee the safety of the bridge in the operation period, the importance of the long-term health monitoring technical means of the bridge is also increased day by day. In addition, the peak period of bridge construction in China is from the eighties of the last century, early bridges are operated for twenty to thirty years and are about to reach the half-life period of the bridges, and a long-term health monitoring technical means for the bridges, which is quick in deployment, flexible and low in comprehensive use cost, is urgently needed.
The traditional bridge long-term health monitoring technical means mainly comprise: 1. strainometer or stressometer, 2, big dipper or GPS receiver, 3, optical fiber sensor, 4, radar sensor, the connected mode of above-mentioned optical fiber sensor and radar sensor and bridge is relatively fixed, has certain limitation when the monitoring bridge.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, the connection mode of an optical fiber sensor and a radar sensor with a bridge is fixed, and certain limitation exists in bridge monitoring, and provides a bridge deformation monitoring radar sensor.
In order to achieve the purpose, the invention adopts the following technical scheme:
a bridge deformation monitoring radar sensor comprises a bridge and a support column fixedly arranged at the lower end of the bridge, wherein support plates are transversely and fixedly arranged on the column wall of the support column, a U-shaped support frame is fixedly arranged at the upper end of each support plate, a radar sensor body is arranged inside the U-shaped support frame, two sides of the radar sensor body are rotatably connected with the inner side wall, opposite to the U-shaped support frame, of the U-shaped support frame through rotating shafts, one end, far away from the radar sensor body, of one of the rotating shafts penetrates through the inner side wall of the U-shaped support frame and is fixedly provided with a gear, a fixing plate is transversely and fixedly arranged between the support plates and the gear on the column wall of the support column, a first strip-shaped groove is transversely formed in the upper end of the fixing plate, one side, far away from the support, one side of the first strip-shaped groove, which is close to the support column, is fixedly provided with an electric push rod, and the moving end of the electric push rod is fixedly connected with the side wall of one side of the rack.
Preferably, the tank bottom department in first bar groove has transversely seted up the second bar groove, the inside in second bar groove transversely is fixed and is equipped with the slide bar, the lower extreme fixedly connected with slider of rack, the slide opening has been seted up to the lateral wall of slider, the slider passes through the pole wall sliding connection of slide opening and slide bar.
Preferably, the one end that backup pad and fixed plate are close to the support column all fixedly is equipped with the mounting panel, two the lateral wall four corners department of mounting panel all passes through the column wall fixed connection of expansion bolts and support column.
Preferably, the lower end of the bridge is also fixedly provided with a plurality of reflectors, and the reflectors are passive reflectors.
Preferably, a reinforcing rod is fixedly connected between the supporting plate and the fixing plate.
Preferably, electric putter and radar sensor body all pass through wire and external power source electric connection.
Compared with the prior art, the invention provides a bridge deformation monitoring radar sensor, which has the following beneficial effects:
1. this bridge deformation monitoring radar sensor, through setting up the electric putter at first bar inslot portion, electric putter can promote the rack and remove at first bar inslot portion to the rack can drive the gear rotation, and the gear rotation can drive the pivot rotation, and then can make radar sensor body angular rotation, is convenient for monitor the different positions of bridge.
2. This bridge deformation monitoring radar sensor, through setting up the slider at the rack lower extreme and setting up the slide bar in second bar inslot portion, the slider can increase the stability that the rack removed with the cooperation of slide bar to make rack and gear closely cooperate.
The parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device can enable the radar sensor to rotate in angle, thereby being convenient for monitoring different positions of the bridge.
Drawings
FIG. 1 is a schematic structural diagram of a bridge deformation monitoring radar sensor according to the present invention;
fig. 2 is a schematic view of the rack-and-pinion engagement of fig. 1.
In the figure: the device comprises a bridge 1, support columns 2, support plates 3, a U-shaped support frame 4, a radar sensor body 5, a rotating shaft 6, a gear 7, a rack 8, an electric push rod 9, a sliding rod 10, a sliding block 11, a fixing plate 12, a reinforcing rod 13, a mounting plate 14 and a reflector 15.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, a bridge deformation monitoring radar sensor comprises a bridge 1 and a support pillar 2 fixedly arranged at the lower end of the bridge 1, wherein a support plate 3 is transversely and fixedly arranged on the pillar wall of the support pillar 2, a U-shaped support frame 4 is fixedly arranged at the upper end of the support plate 3, a radar sensor body 5 is arranged inside the U-shaped support frame 4, two sides of the radar sensor body 5 are rotatably connected with the inner side wall opposite to the U-shaped support frame 4 through rotating shafts 6, one end of one rotating shaft 6 far away from the radar sensor body 5 penetrates through the inner side wall of the U-shaped support frame 4 and is fixedly provided with a gear 7, a fixed plate 12 is transversely and fixedly arranged between the support plate 3 and the gear 7 on the pillar wall of the support pillar 2, a reinforcing rod 13 is fixedly connected between the support plate 3 and the fixed plate 12, a first strip groove is transversely arranged at, the inside of the first strip-shaped groove is connected with a rack 8 in a sliding manner, the rack 8 is meshed with a gear 7 and connected with the gear, one side of the first strip-shaped groove close to the support column 2 is fixedly provided with an electric push rod 9, the moving end of the electric push rod 9 is fixedly connected with the side wall of one side of the rack 8, the bottom of the first strip-shaped groove is transversely provided with a second strip-shaped groove, the inside of the second strip-shaped groove is transversely and fixedly provided with a slide rod 10, the lower end of the rack 8 is fixedly connected with a slide block 11, the side wall of the slide block 11 is provided with a slide hole, the slide block 11 is slidably connected with the rod wall of the slide rod 10 through the slide hole, the support plate 3 and one end of the fixed plate 12 close to the support column 2 are both fixedly provided with mounting plates 14, the four corners of the side walls of the two mounting plates 14 are both fixedly, the electric push rod 9 and the radar sensor body 5 are both electrically connected with an external power supply through a wire, and the technology is widely applied in life, and those skilled in the art should know that no more description is given.
When the radar sensor is used, the electric push rod 9 arranged in the first strip-shaped groove can push the rack 8 to move in the first strip-shaped groove, so that the rack 8 can drive the gear 7 to rotate, the gear 7 can drive the rotating shaft 6 to rotate, the radar sensor body 5 can rotate in an angle, different positions of the bridge 1 can be conveniently monitored, and the stability of movement of the rack 8 can be improved by matching the slide block 11 arranged at the lower end of the rack 8 with the slide rod 10 arranged in the second strip-shaped groove through matching of the slide block 11 and the slide rod 10, so that the rack 8 and the gear 7 are tightly matched.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The bridge deformation monitoring radar sensor comprises a bridge (1) and a support column (2) fixedly arranged at the lower end of the bridge (1), and is characterized in that a support plate (3) is transversely and fixedly arranged on the column wall of the support column (2), a U-shaped support frame (4) is fixedly arranged at the upper end of the support plate (3), a radar sensor body (5) is arranged inside the U-shaped support frame (4), two sides of the radar sensor body (5) are rotatably connected with the inner side wall, opposite to the U-shaped support frame (4), of the U-shaped support frame (4) through a rotating shaft (6), one end, far away from the radar sensor body (5), of the rotating shaft (6) penetrates through the inner side wall of the U-shaped support frame (4) and is fixedly provided with a gear (7), a fixing plate (12) is transversely and fixedly arranged between the support plate (3) and the gear, a first bar-shaped groove is transversely formed in the upper end of the fixing plate (12), one side, far away from the supporting column (2), of the first bar-shaped groove penetrates through the side wall of the fixing plate (12), the inside of the first bar-shaped groove is connected with a rack (8) in a sliding mode, the rack (8) is meshed with a gear (7) and is connected with the gear, an electric push rod (9) is fixedly arranged on one side, close to the supporting column (2), of the first bar-shaped groove, and the moving end of the electric push rod (9) is fixedly connected with the side wall of one side of.
2. The radar sensor for monitoring bridge deformation according to claim 1, wherein a second strip-shaped groove is transversely formed in the bottom of the first strip-shaped groove, a sliding rod (10) is transversely and fixedly arranged in the second strip-shaped groove, a sliding block (11) is fixedly connected to the lower end of the rack (8), a sliding hole is formed in the side wall of the sliding block (11), and the sliding block (11) is slidably connected with the rod wall of the sliding rod (10) through the sliding hole.
3. The radar sensor for monitoring bridge deformation according to claim 1, wherein mounting plates (14) are fixedly arranged at one ends, close to the supporting column (2), of the supporting plate (3) and the fixing plate (12), and four corners of the side walls of the two mounting plates (14) are fixedly connected with the column wall of the supporting column (2) through expansion bolts.
4. The radar sensor for monitoring bridge deformation according to claim 1, wherein a plurality of reflectors (15) are further fixedly arranged at the lower end of the bridge (1), and the reflectors (15) are passive reflectors.
5. A radar sensor for bridge deformation monitoring according to claim 1, characterized in that a reinforcing rod (13) is fixedly connected between the supporting plate (3) and the fixing plate (12).
6. The radar sensor for monitoring bridge deformation according to claim 1, wherein the electric push rod (9) and the radar sensor body (5) are electrically connected with an external power supply through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811263532.9A CN111102915A (en) | 2018-10-28 | 2018-10-28 | Bridge deformation monitoring radar sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811263532.9A CN111102915A (en) | 2018-10-28 | 2018-10-28 | Bridge deformation monitoring radar sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111102915A true CN111102915A (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811263532.9A Pending CN111102915A (en) | 2018-10-28 | 2018-10-28 | Bridge deformation monitoring radar sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111102915A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692499A (en) * | 2020-06-21 | 2020-09-22 | 王晓腾 | Bridge monitoring devices based on network communication convenient to in time maintain |
| CN113702173A (en) * | 2021-09-15 | 2021-11-26 | 日照交通规划设计院有限公司 | Device for detecting bearing capacity of highway bridge |
-
2018
- 2018-10-28 CN CN201811263532.9A patent/CN111102915A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111692499A (en) * | 2020-06-21 | 2020-09-22 | 王晓腾 | Bridge monitoring devices based on network communication convenient to in time maintain |
| CN111692499B (en) * | 2020-06-21 | 2022-04-15 | 山东申恒工程建设有限公司 | Bridge monitoring devices based on network communication convenient to in time maintain |
| CN113702173A (en) * | 2021-09-15 | 2021-11-26 | 日照交通规划设计院有限公司 | Device for detecting bearing capacity of highway bridge |
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Application publication date: 20200505 |