CN219347685U

CN219347685U - Bridge crack detector

Info

Publication number: CN219347685U
Application number: CN202222846108.5U
Authority: CN
Inventors: 程颖兰; 吴笑阳; 岩说
Original assignee: Zhejiang Jiaoji Engineering Technology Co ltd
Current assignee: Zhejiang Jiaoji Engineering Technology Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-07-14
Anticipated expiration: 2032-10-27

Abstract

The utility model relates to the technical field of bridge detection, in particular to a bridge crack detector. The technical proposal comprises: the ultrasonic detection device comprises an operating rod, a detector, an ultrasonic detection assembly and a crack cleaning mechanism, wherein an encoder is fixedly arranged at one side of the bottom end of the operating rod, a meter counting wheel is arranged at the output end of the encoder through a shaft rod, a measurement starting point arrow is fixedly arranged at one side of the meter counting wheel, and the crack cleaning mechanism is fixedly arranged at one side of the bottom of the operating rod. According to the utility model, the number of rolling turns of the metering wheel can be recorded through the encoder, and the recorded number of turns is converted into the length data electrical signal and transmitted to the controller for display, so that the distance from the bridge crack at the position marked by the arrow of the measurement starting point to the mark at the tail part of the crack is known, the actual length of the bridge crack can be conveniently and clearly known by a worker, the worker does not need to search a length measuring tool for measurement, the measurement workload of the worker is reduced, and the detection efficiency of the worker is improved.

Description

Bridge crack detector

Technical Field

The utility model relates to the technical field of bridge detection, in particular to a bridge crack detector.

Background

The bridge is a structure which is erected on rivers, lakes and seas and can smoothly pass vehicles, pedestrians and the like, is suitable for the traffic industry of modern high-speed development, is also extended to be a building which is erected to span mountain, has poor geology or meets other traffic requirements and is more convenient to pass, and is easy to be influenced by geological environment and external environment to generate cracks in the long-term use process of the bridge, so that potential safety hazards exist in the bridge cracks, and workers are required to detect the bridge through a crack detector so as to conveniently discover and process the bridge cracks in time.

Through retrieving, patent publication No. CN114577166a discloses a bridge cavity crack detector, including the frame, detect a flaw detection head, the connecting plate, flexible removal subassembly, turn to subassembly and folding subassembly, turn to the subassembly and install on the frame, folding subassembly installs on turning to the subassembly, detect a flaw detection head fixed mounting on the connecting plate up end, the connecting plate is installed on flexible removal subassembly, flexible removal subassembly is installed on folding subassembly, CN114577166a does not have the function of measuring bridge crack length in the in-process of using in the prior art, the staff can not learn the actual length of detecting the bridge crack, need the staff to seek length measuring tool in addition and measure the work, staff's measurement work load has been increased, staff detection efficiency has been reduced, do not have the function of cleaning the crack, inside or the surface of crack exists stone mud dirt, easily lead to detecting instrument to the crack depth or crack width's of measurement error, the accuracy of detection work has been reduced, in view of this we propose a bridge crack detector to solve current problem.

Disclosure of Invention

The utility model aims to provide a bridge crack detector for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bridge crack detector, includes action bars, detector, ultrasonic detection subassembly and crack cleaning mechanism, one side fixed mounting of action bars bottom has the encoder, meter rice wheel is installed through the axostylus axostyle to the output of encoder, meter rice wheel one side fixed mounting has the measurement start point arrow, action bars bottom one side fixed mounting has crack cleaning mechanism, crack cleaning mechanism includes the protection casing, protection casing bottom fixed mounting has the dust cover, protection casing inside fixed mounting has the motor, the output of motor is connected with the cleaning disc through the transfer line, ultrasonic detection subassembly is installed to the action bars outside cutting ferrule.

The device has the advantages that the handle is held to push the operating rod to move to drive the meter counting wheel to roll on the bridge, the number of rolling turns of the meter counting wheel can be recorded through the encoder, the recorded number of turns is converted into length data electrical signals, the length data electrical signals are transmitted to the controller to be displayed, and therefore the distance from a bridge crack at the position of an arrow mark of a measurement starting point to the position of a tail mark of the crack is known, the function of measuring the length of the bridge crack is achieved, workers can clearly know the actual length of the bridge crack, workers do not need to search for a length measuring tool to measure the length, the measuring workload of the workers is reduced, the detection efficiency of the workers is improved, the motor is electrified to run to drive the cleaning disc to rotate at a high speed through the driving rod, the cleaning disc rotating at a high speed can clean the inside of the crack and the two sides of the crack, the function of cleaning the crack is achieved, the fact that stone mud dust exists inside the crack or on the two sides of the crack affects the detection precision of the detector is avoided, the accuracy of measuring the crack depth or the crack width of the detector is guaranteed, the accuracy of the detection work is improved, and meanwhile dust covers are prevented from diffusing everywhere, and dust pollution is avoided.

Preferably, the top of the operating rod is fixedly provided with a controller, and the top of the controller is fixedly provided with a handle. The controller is in telecommunication connection with the control encoder, the motor and the storage battery through wires, so that the controller can conveniently control the encoder and the motor to operate, and the handle can conveniently hold the device by a worker, so that the device by the worker can flexibly move the instrument.

Preferably, the power supply box is installed to the action bars outside cutting ferrule, and power supply box one side fixed mounting has the wiring mouth, and the battery has been placed to power supply box inside, and the chamber door is installed through the hinge in the power supply box front. The storage battery can be externally connected with the controller, the detector, the ultrasonic detection assembly, the camera, the encoder and the motor through the wiring port, the controller, the detector, the ultrasonic detection assembly, the camera, the encoder and the motor can be powered through the storage battery, and the box door can be convenient for a worker to open to charge or replace the storage battery.

Preferably, the detector is installed to ultrasonic detection subassembly top cutting ferrule, and the camera is installed to ultrasonic detection subassembly under Fang Katao, and the camera top passes through the transmission line and is connected with detector one side jack. The crack can be shot through the camera, and the shot picture can be transmitted to the detector for display and storage through the transmission line, so that the staff can observe and follow-up study conveniently.

Preferably, the ultrasonic detection assembly comprises a clamping seat, wherein the two ends of the clamping seat are respectively provided with an emitting ultrasonic transducer and a receiving ultrasonic transducer in a clamping sleeve manner, and signal ends are fixedly arranged at the tops of the emitting ultrasonic transducer and the receiving ultrasonic transducer. The ultrasonic bridge detection device comprises a clamping seat, a detector, a signal end and a signal end, wherein the clamping seat is used for fixing the transmitting ultrasonic transducer and the receiving ultrasonic transducer, the detector transmits ultrasonic waves to the transmitting ultrasonic transducer through the signal end through the wiring end, the transmitting ultrasonic transducer converts the ultrasonic waves into acoustic wave signals to detect a bridge, the receiving ultrasonic transducer receives echoes, the signal end transmits the echo signals to the detector to display and store, the detector can calculate wave crests of the received echoes, and whether the bridge has cracks or not can be detected according to the peak frequency calculated by the wave detector.

Preferably, the bottom of the detector is fixedly provided with a wiring terminal, and the wiring terminal is respectively connected with signal ends at the tops of the transmitting ultrasonic transducer and the receiving ultrasonic transducer through wires. The wiring terminal can transmit electric signals to the signal end and receive electric signals transmitted by the signal end through the lead, so that the detector can conveniently control the transmitting ultrasonic transducer and the receiving ultrasonic transducer to transmit or receive ultrasonic waves through the wiring terminal.

Compared with the prior art, the utility model has the beneficial effects that:

1. the device has the advantages that the handle is held to push the operating rod to move to drive the metering wheel to roll on the bridge, the number of rolling turns of the metering wheel can be recorded through the encoder, the recorded number of turns is converted into length data electrical signals to be transmitted to the controller to be displayed, so that the distance from a bridge crack at the position of an arrow mark of a measurement starting point to the position of a tail mark of the crack is known, the function of measuring the length of the bridge crack is realized, workers can clearly know the actual length of the bridge crack, the workers do not need to search for a length measuring tool to measure, the measuring workload of the workers is reduced, and the detection efficiency of the workers is improved.

2. The motor is electrified to run, the cleaning disc is driven to rotate at a high speed through the transmission rod, the cleaning disc rotating at a high speed can clean the inside of the crack and two sides of the crack, the function of cleaning the crack is realized, the influence of stone mud dust on the detection precision of the detector due to the inside of the crack or two sides of the crack is avoided, the measurement precision of the detector on the depth of the crack or the width of the crack is ensured, and the detection work accuracy is improved.

Drawings

FIG. 1 is a schematic side view of the present utility model;

FIG. 2 is a schematic view of the front internal structure of the present utility model;

FIG. 3 is a schematic view of a partial structure of an ultrasonic detection assembly according to the present utility model;

fig. 4 is a schematic view of a partial structure of the crack cleaning mechanism according to the present utility model.

In the figure: 1. an operation lever; 101. a handle; 102. a controller; 2. a power box; 201. a wiring port; 202. a storage battery; 203. a door; 3. a detector; 301. a terminal; 302. a camera; 4. an ultrasonic detection assembly; 401. a clamping seat; 402. transmitting an ultrasonic transducer; 403. receiving an ultrasonic transducer; 404. a signal end; 5. a meter wheel; 501. an encoder; 502. measuring a starting point arrow; 6. a crack cleaning mechanism; 601. a dust cover; 602. a cleaning plate; 603. a motor; 604. and a protective cover.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the bridge crack detector provided by the utility model comprises an operating rod 1, a detector 3, an ultrasonic detection component 4 and a crack cleaning mechanism 6, wherein one side of the bottom end of the operating rod 1 is fixedly provided with an encoder 501, the output end of the encoder 501 is provided with a metering wheel 5 through a shaft rod, one side of the metering wheel 5 is fixedly provided with a measurement starting point arrow 502, one side of the bottom of the operating rod 1 is fixedly provided with the crack cleaning mechanism 6, the crack cleaning mechanism 6 comprises a protective cover 604, the bottom of the protective cover 604 is fixedly provided with a dust cover 601, the inside of the protective cover 604 is fixedly provided with a motor 603, the output end of the motor 603 is connected with a cleaning disc 602 through a transmission rod, the outside cutting ferrule of the operating rod 1 is provided with an ultrasonic detection component 4, the ultrasonic detection component 4 comprises a clamping seat 401, two ends of the clamping seat 401 are respectively provided with an ultrasonic emission transducer 402 and an ultrasonic reception transducer 403, the top of the ultrasonic transducer 402 is fixedly provided with a signal end 404, the detector 3 is arranged above the ultrasonic detection component 4, the lower part of the ultrasonic detection component 4 is provided with a camera 302, the top of the ultrasonic detection component 302 is fixedly provided with a transmission wire and the signal terminal 301 is connected with the ultrasonic detection component 301 through a transmission wire and the signal terminal 301 is respectively connected with the top of the ultrasonic detection transducer 402 through the jack and the signal transmission terminal 301.

The bridge crack detector based on the working principle of the embodiment 1 is as follows: the handle 101 is held to push the operating rod 1 to move so as to drive the meter wheel 5 to roll on the bridge, the encoder 501 can record the number of rolling turns of the meter wheel 5, the recorded number of turns is converted into a length data electric signal, the length data electric signal is transmitted to the controller 102 for display, the distance from the bridge crack marked by the measuring start point arrow 502 to the tail mark of the crack is known, the motor 603 is electrified to operate so as to drive the cleaning disc 602 to rotate at a high speed through the transmission rod, the cleaning disc 602 rotating at the high speed can clean the inside of the crack and the two sides of the crack, the accuracy of detection is improved, meanwhile, the dust cover 601 prevents dust from diffusing everywhere, dust pollution is avoided, the wiring terminal 301 can transmit the electric signal to the signal end 404 and receive the electric signal transmitted by the signal end 404 through a wire, the detector 3 is convenient to control the transmitting ultrasonic transducer 402 and the receiving ultrasonic transducer 403 to transmit or receive ultrasonic waves through the wiring terminal 301, the detector 3 transmits the ultrasonic waves to the transmitting ultrasonic transducer 402 through the wiring terminal 301 and the lead wire, the transmitting ultrasonic transducer 402 converts the ultrasonic waves into sound wave signals to detect a bridge, the receiving ultrasonic transducer 403 receives echoes, the echo signals are transmitted to the detector 3 through the signal terminal 404 to be displayed and stored, the detector 3 can calculate the wave crest of the received echoes, whether a crack exists in the bridge or not can be detected according to the peak frequency calculated by the wave detector 3, the camera 302 can shoot the crack, the shot photo can be transmitted to the detector 3 through the transmission line to be displayed and stored, and the observation and the subsequent study by workers are facilitated.

Example two

As shown in fig. 1 and 2, compared with the first embodiment, the bridge crack detector provided by the present utility model further includes: the controller 102 is fixedly arranged at the top of the operating rod 1, the handle 101 is fixedly arranged at the top of the controller 102, the power supply box 2 is arranged on the outer side of the operating rod 1 in a clamping sleeve manner, the wiring port 201 is fixedly arranged on one side of the power supply box 2, the storage battery 202 is arranged in the power supply box 2, and the box door 203 is arranged on the front face of the power supply box 2 through a hinge.

In this embodiment, as shown in fig. 1 and 2, the controller 102 is in telecommunication connection with the control encoder 501, the motor 603 and the storage battery 202 through wires, so that the controller 102 can conveniently control the encoder 501 and the motor 603 to operate, and the handle 101 is convenient for a staff to hold a device, so that the staff to hold the device to flexibly move an instrument; as shown in fig. 1 and 2, the storage battery 202 may be electrically connected with the controller 102, the detector 3, the ultrasonic detection assembly 4, the camera 302, the encoder 501 and the motor 603 through the wiring port 201, and the storage battery 202 may supply power to the controller 102, the detector 3, the ultrasonic detection assembly 4, the camera 302, the encoder 501 and the motor 603, and the door 203 may facilitate the opening of the door by a worker to charge or replace the storage battery 202.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. The utility model provides a bridge crack detector, includes action bars (1), detector (3), ultrasonic detection subassembly (4) and crack cleaning mechanism (6), its characterized in that: one side fixed mounting of action bars (1) bottom has encoder (501), meter rice wheel (5) are installed through the axostylus axostyle to the output of encoder (501), meter rice wheel (5) one side fixed mounting has measurement start point arrow (502), action bars (1) bottom one side fixed mounting has crack to clean mechanism (6), crack cleans mechanism (6) including protection casing (604), protection casing (604) bottom fixed mounting has dust cover (601), protection casing (604) internally mounted has motor (603), the output of motor (603) is connected with through the transfer line and cleans dish (602), ultrasonic detection subassembly (4) are installed to action bars (1) outside cutting ferrule.

2. The bridge crack detector according to claim 1, wherein: the top of the operating rod (1) is fixedly provided with a controller (102), and the top of the controller (102) is fixedly provided with a handle (101).

3. The bridge crack detector according to claim 1, wherein: the power supply box (2) is installed in the clamping sleeve on the outer side of the operating rod (1), a wiring port (201) is fixedly installed on one side of the power supply box (2), a storage battery (202) is placed in the power supply box (2), and a box door (203) is installed on the front side of the power supply box (2) through a hinge.

4. The bridge crack detector according to claim 1, wherein: the ultrasonic detection assembly (4) is provided with a detector (3) through Fang Katao, the ultrasonic detection assembly (4) is provided with a camera (302) through Fang Katao, and the top of the camera (302) is connected with a jack on one side of the detector (3) through a transmission line.

5. The bridge crack detector according to claim 1, wherein: the ultrasonic detection assembly (4) comprises a clamping seat (401), wherein the transmitting ultrasonic transducer (402) and the receiving ultrasonic transducer (403) are respectively arranged at two ends of the clamping seat (401) in a clamping sleeve mode, and signal ends (404) are fixedly arranged at the tops of the transmitting ultrasonic transducer (402) and the receiving ultrasonic transducer (403).

6. The bridge crack detector according to claim 1, wherein: the bottom of the detector (3) is fixedly provided with a wiring terminal (301), and the wiring terminal (301) is respectively connected with a signal end (404) at the top of the transmitting ultrasonic transducer (402) and the receiving ultrasonic transducer (403) through wires.