CN210113544U

CN210113544U - Pressure detection device for bottom of bridge

Info

Publication number: CN210113544U
Application number: CN201921092659.9U
Authority: CN
Inventors: 黄永猛; 潘献珍; 陈杏; 张赛波
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-02-25
Anticipated expiration: 2029-07-12

Abstract

The utility model provides a pressure measurement for bridge bottom belongs to bridge technical field, including piston cylinder, a bolt and a detection section of thick bamboo, the left side welding of piston cylinder is provided with the bolt, and the right side of piston cylinder is equipped with a detection section of thick bamboo, and the bottom welding of piston cylinder inner wall is provided with the spring, and the seamless slip of inner wall of piston cylinder has the piston board, and the bottom and the spring bonding of piston board. The utility model provides a clamp plate supports the bottom at the bridge, the gim peg is fixed on the support of bridge, when the vehicle passes through the bridge, the bridge produces vibrations, the bridge will push down the clamp plate, the clamp plate drives bracing piece and piston plate downstream in the piston cylinder, water in the piston cylinder passes through the steel water pipe and extrudes on pressure sensor, pressure sensor detects out the size of pressure, then take place to long-range people's data terminal through circuit board wireless transceiver on, small in size is easy to install, low in manufacturing cost, advantages such as convenient to use.

Description

Pressure detection device for bottom of bridge

Technical Field

The utility model relates to a bridge technical field, it is specific relates to a pressure measurement for bridge bottom.

Background

The bridge refers to a building constructed for a road to cross natural or artificial barriers, and is erected on rivers, lakes and seas to enable vehicles, pedestrians and the like to smoothly pass through. Therefore, further research needs to be carried out on the basis of the detection device, and a pressure detection device for the bottom of the bridge is provided.

SUMMERY OF THE UTILITY MODEL

This kind of a pressure measurement device for bridge bottom solves the aforesaid volume that proposes too big, awkward problem, a pressure measurement device for bridge bottom is provided, the clamp plate among this detection device supports the bottom at the bridge, the draw-in bolt is fixed on the support of bridge, when the vehicle passes through the bridge, the bridge produces vibrations, the bridge will push down the clamp plate, the clamp plate drives bracing piece and piston plate downstream in the piston cylinder, water in the piston cylinder passes through the steel water pipe extrusion on pressure sensor, pressure sensor detects out the size of pressure, then take place to long-range people on the data terminal through circuit board wireless transceiver, it is convenient for the installation to have the volume, low in manufacturing cost, advantages such as convenient to use.

The utility model provides a following technical scheme: a pressure detection device for the bottom of a bridge comprises a piston cylinder, a clamping bolt and a detection cylinder, wherein the clamping bolt is welded on the left side of the piston cylinder, and the detection cylinder is arranged on the right side of the piston cylinder; the piston cylinder comprises a spring, a piston plate, a support rod, a pressure plate, a rubber ring and a steel water pipe, the spring is welded at the bottom of the inner wall of the piston cylinder, the piston plate slides on the inner wall of the piston cylinder in a seamless mode, the bottom of the piston plate is welded with the spring, the support rod is welded at the top of the piston plate, the pressure plate is welded at the top of the support rod, the rubber ring is bonded at the top of the inner wall of the piston cylinder, the steel water pipe is embedded and welded at the right side of the piston cylinder, and the steel water pipe is embedded and welded at the bottom of the detection cylinder; the detection cylinder comprises a detection plate, a pressure sensor, a small spring, a clamping ring, a circuit board, a power supply and a wireless transceiver, the inner wall of the detection cylinder slides seamlessly to form the detection plate, the pressure sensor is embedded and bonded to the bottom of the detection plate, the small spring is welded to the top of the detection plate, the clamping ring is welded to the top of the small spring, the inner wall of the detection cylinder is welded to the inner wall of the detection cylinder, the circuit board is fixedly connected to the inner wall of the detection cylinder through screws, the power supply is fixedly connected to the inner wall of the detection cylinder through screws, and the wireless transceiver is embedded and bonded to the top of the.

Further preferred embodiments: the piston cylinder is filled with water with an indefinite shape, and the water level of the water is consistent with the height of the piston plate.

Further preferred embodiments: there is no force between the rubber ring and the piston plate, and the rubber ring and the piston plate lean against each other.

Further preferred embodiments: the pressure sensor is tightly attached to water and is disc-shaped.

Further preferred embodiments: the steel water pipe is L-shaped, and two ends of the steel water pipe are respectively perpendicular to the right side of the piston cylinder and the bottom of the detection cylinder.

Further preferred embodiments: the pressure sensor, the circuit board, the power supply and the wireless transceiver are electrically connected through wires.

Has the advantages that: the clamp plate supports the bottom at the bridge, the gim peg is fixed on the support of bridge, when the vehicle passes through the bridge, the bridge produces vibrations, the bridge will push down the clamp plate, the clamp plate drives bracing piece and piston plate downstream in the piston cylinder, water in the piston cylinder passes through the steel water pipe extrusion on pressure sensor, pressure sensor detects out the size of pressure, then take place to long-range people on the data terminal through circuit board wireless transceiver, it is easy to install to have the volume, low in manufacturing cost, advantages such as convenient to use, water in the piston cylinder is more than the water in the detection cylinder far away, the piston plate downstream is very little distance, the hydraulic change in the detection cylinder is all very big, pressure sensor receives the pressure differential also big more, have the accurate advantage of pressure detection.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional view of the whole of the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In FIGS. 1-3: the device comprises a piston cylinder 1, a spring 101, a piston plate 102, a support rod 103, a pressure plate 104, a rubber ring 105, a steel water pipe 106, a clamping bolt 2, a detection cylinder 3, a detection plate 301, a pressure sensor 302, a small spring 303, a clamping ring 304, a circuit board 305, a power supply 306 and a wireless transceiver 307.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a pressure detecting device for a bottom of a bridge includes a piston cylinder 1, a fastening bolt 2 and a detecting cylinder 3, the fastening bolt 2 is welded on the left side of the piston cylinder 1, and the detecting cylinder 3 is arranged on the right side of the piston cylinder 1; the piston cylinder 1 comprises a spring 101, a piston plate 102, a support rod 103, a pressure plate 104, a rubber ring 105 and a steel water pipe 106, the spring 101 is welded at the bottom of the inner wall of the piston cylinder 1, the piston plate 102 slides on the inner wall of the piston cylinder 1 in a seamless manner, the bottom of the piston plate 102 is welded with the spring 101, the support rod 103 is welded at the top of the piston plate 102, the pressure plate 104 is welded at the top of the support rod 103, the rubber ring 105 is bonded at the top of the inner wall of the piston cylinder 1, the steel water pipe 106 is welded at the right side of the piston cylinder 1 in an embedded manner, and the steel water pipe 106 is welded; detect a section of thick bamboo 3 and include detection plate 301, pressure sensor 302, little spring 303, snap ring 304, circuit board 305, power 306 and wireless transceiver 307, the seamless slip of inner wall of detecting a section of thick bamboo 3 has detection plate 301, the bottom embedding of detection plate 301 bonds and has pressure sensor 302, the top welding of detection plate 301 is provided with little spring 303, the top welding of little spring 303 is provided with snap ring 304, and snap ring 304 welding sets up the inner wall at detecting a section of thick bamboo 3, the inner wall of detecting a section of thick bamboo 3 passes through screw fixedly connected with circuit board 305, the inner wall of detecting a section of thick bamboo 3 passes through screw fixedly connected with power 306, the top embedding of detecting a section of thick bamboo 3 bonds.

Preferably, the piston cylinder 1 is filled with water with an indefinite shape, the water level of the water is consistent with the height of the piston plate 102, the water in the piston cylinder 1 is much more than the water in the detection cylinder 3, the piston plate 102 moves downwards for a very small distance, the change of the water pressure in the detection cylinder 3 is very large, the pressure difference of the pressure sensor 302 is also larger, the advantage of accurate pressure detection is achieved, no force acts between the rubber ring 105 and the piston plate 102, the influence of the elastic force of the spring 101 on the detection accuracy is avoided, and the rubber ring 105 abuts against the piston plate 102, the pressure sensor 302 is in close contact with the water, the pressure sensor 302 is disc-shaped, the steel water pipe 106 is L-shaped, two ends of the steel water pipe 106 are respectively perpendicular to the right side of the piston cylinder 1 and the bottom of the detection cylinder 3, and the pressure sensor 302, the circuit board 305, the power supply 306 and the wireless transceiver 307 are electrically connected through wires.

The working principle is as follows:

when the pressure detection device for the bottom of the bridge is used, firstly, a small hole is drilled on the support at the bottom of the bridge, and then the clamping bolt 2 is inserted into the small hole, so that the pressing plate 104 is tightly attached to the bottom of the bridge, and then establishes a wireless signal connection with the data terminal via the wireless transceiver 307, when the vehicle passes through the bridge, the bridge vibrates, the bridge presses down the pressing plate 107, the pressing plate 104 drives the supporting rod 103 and the piston plate 102 to move downwards in the piston cylinder 1, water in the piston cylinder 1 is squeezed into the detection cylinder 3 through the steel water pipe 106, the water pressure in the detection cylinder 3 is increased, the water pressure is on the bottom of the pressure sensor 302, the pressure sensor 302 detects the pressure, the pressure sensor 302 is transmitted to the circuit board 305 through the electric wire, the circuit board 305 then goes through the wireless transceiver 307 to the remote people's data terminal, so that people know the stress condition of the bridge.

Claims

1. The utility model provides a pressure measurement for bridge bottom, includes piston cylinder (1), bayonet catch (2) and detects a section of thick bamboo (3), its characterized in that: a clamping bolt (2) is welded on the left side of the piston cylinder (1), and a detection cylinder (3) is arranged on the right side of the piston cylinder (1);

the piston cylinder (1) comprises a spring (101), a piston plate (102), a support rod (103), a pressure plate (104), a rubber ring (105) and a steel water pipe (106), the spring (101) is welded at the bottom of the inner wall of the piston cylinder (1), the piston plate (102) slides seamlessly on the inner wall of the piston cylinder (1), the bottom of the piston plate (102) is welded with the spring (101), the support rod (103) is welded at the top of the piston plate (102), the pressure plate (104) is welded at the top of the support rod (103), the rubber ring (105) is bonded at the top of the inner wall of the piston cylinder (1), the steel water pipe (106) is embedded and welded at the right side of the piston cylinder (1), and the steel water pipe (106) is embedded and welded at the bottom of the detection cylinder (3);

the detection barrel (3) comprises a detection plate (301), a pressure sensor (302), a small spring (303), a clamping ring (304), a circuit board (305), a power source (306) and a wireless transceiver (307), the inner wall of the detection barrel (3) slides seamlessly to form the detection plate (301), the pressure sensor (302) is embedded and bonded at the bottom of the detection plate (301), the small spring (303) is welded at the top of the detection plate (301), the clamping ring (304) is welded at the top of the small spring (303), the clamping ring (304) is welded and arranged on the inner wall of the detection barrel (3), the circuit board (305) is fixedly connected to the inner wall of the detection barrel (3) through screws, the power source (306) is fixedly connected to the inner wall of the detection barrel (3), and the wireless transceiver (307) is embedded and bonded at the top of the detection barrel (3).

2. The pressure detection device for the bottom of a bridge of claim 1, wherein: the piston cylinder (1) is filled with water with an indefinite shape, and the water level of the water is consistent with the height of the piston plate (102).

3. The pressure detection device for the bottom of a bridge of claim 1, wherein: there is no force between the rubber ring (105) and the piston plate (102), and the rubber ring (105) and the piston plate (102) are close together.

4. The pressure detection device for the bottom of a bridge of claim 1, wherein: the pressure sensor (302) is tightly attached to water, and the pressure sensor (302) is in a disc shape.

5. The pressure detection device for the bottom of a bridge of claim 1, wherein: the steel water pipe (106) is L-shaped, and two ends of the steel water pipe (106) are perpendicular to the right side of the piston cylinder (1) and the bottom of the detection cylinder (3) respectively.

6. The pressure detection device for the bottom of a bridge of claim 1, wherein: the pressure sensor (302), the circuit board (305), the power source (306) and the wireless transceiver (307) are electrically connected through wires.