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CN-121978203-A - Distributed flue measuring device

CN121978203ACN 121978203 ACN121978203 ACN 121978203ACN-121978203-A

Abstract

The invention relates to the technical field of flue gas sampling and detecting equipment, and discloses a distributed flue measuring device which comprises a first mounting plate, a second mounting plate and a pipeline, wherein the pipeline is arranged between the first mounting plate and the second mounting plate, the distributed flue measuring device further comprises a test rod penetrating through the pipeline, one end of the test rod is connected with an ultrasonic detector, one end of the test rod is provided with a driving assembly which can control horizontal movement and vertical lifting of the test rod, a cleaning assembly is arranged outside the pipeline, the cleaning assembly comprises a cleaning roller, and the cleaning roller can be attached to the surfaces of the test rod and a screw rod to rotate. According to the invention, the driving assembly is arranged to drive the test rod so as to drive the ultrasonic detector to perform multi-point measurement work on different horizontal positions and different vertical heights in the pipeline, so that the surfaces of the ultrasonic detector and the test rod are cleaned, and meanwhile, impurities such as dust, ash and the like attached to the edge of the guide groove can be effectively blown off.

Inventors

  • JIN BOWEN
  • LI QIAOYING
  • ZHOU SHIJIE
  • RUAN JIEQIONG

Assignees

  • 上海中核维思仪器仪表股份有限公司

Dates

Publication Date
20260505
Application Date
20260212

Claims (10)

  1. 1. The utility model provides a distributed flue measuring device, includes first mounting panel (1), second mounting panel (2) and pipeline (3), pipeline (3) are installed between first mounting panel (1) and second mounting panel (2), its characterized in that: the ultrasonic testing device further comprises a testing rod (4) penetrating through the pipeline (3), and one end of the testing rod (4) is connected with an ultrasonic detector (12); One end of the test rod (4) is provided with a driving component, and the driving component can control the horizontal movement and vertical lifting of the test rod (4); The cleaning assembly is arranged outside the pipeline (3), and comprises a cleaning roller (17), and the cleaning roller (17) can be attached to the surfaces of the test rod (4) and the screw rod (5) to rotate.
  2. 2. The distributed flue measurement device according to claim 1, wherein a guide groove (13) is formed in one side of the pipeline (3), one end of the test rod (4) penetrates through and is arranged in the guide groove (13) in a sliding mode, an organ plate is arranged on one side of the guide groove (13), one end of the organ plate is connected to one end of the guide groove (13), and the other end of the organ plate is connected with the test rod (4).
  3. 3. A distributed flue measurement device according to claim 2, wherein the surface of the test rod (4) is sleeved with a circular ring, the organ plate is connected with the circular ring, and the circular ring is in sliding fit with the guide groove (13).
  4. 4. The distributed flue measurement device according to claim 2, wherein the driving assembly comprises a screw rod (5), electric sliding tables (6) are arranged on opposite sides of the first mounting plate (1) and the second mounting plate (2), the screw rod (5) is rotatably arranged between the two groups of electric sliding tables (6), an inner thread sleeve (11) is connected to the surface of the screw rod (5) in a threaded manner, a movable plate (10) is connected to the outer portion of the inner thread sleeve (11), and the test rod (4) is detachably connected to the movable plate (10).
  5. 5. The distributed flue measurement device according to claim 4, wherein the moving block of the electric sliding table (6) is connected with a connecting plate (7), a vertical plate (14) is installed on the connecting plate (7), a motor (8) is installed on one side of the vertical plate (14), a synchronous belt (9) is installed at the output shaft end of the motor (8) and one end of the screw rod (5), and the two synchronous belts (9) are in transmission connection.
  6. 6. A distributed flue measurement device according to claim 5, wherein the cleaning assembly further comprises two groups of air chambers (20), air nozzles (24) are communicated with the bottoms of the air chambers (20), and the air nozzles (24) are symmetrically arranged on two sides of the guide groove (13).
  7. 7. A distributed flue measurement device according to claim 6, wherein a piston rod (21) is arranged in the air chamber (20), a pressure plate (23) is connected to the top end of the piston rod (21), the pressure plate (23) is slidably connected to the outer wall of the pipeline (3), a second guide bar (26) is mounted on the outer wall of the pipeline (3), and the pressure plate (23) and the second guide bar (26) are in clearance fit.
  8. 8. A distributed flue measurement device according to claim 7, wherein a spring (22) is connected between the pressure plate (23) and the air chamber (20), and the spring (22) is sleeved outside the piston rod (21).
  9. 9. A distributed flue measurement device according to claim 1, wherein the cleaning assembly comprises two groups of ear plates (18) symmetrically connected to the outer wall of the pipeline (3), the cleaning roller (17) is rotatably arranged between the two groups of ear plates (18), a gear (16) is arranged at one end of the cleaning roller (17), a first guide bar (25) is arranged on the outer wall of the pipeline (3), a rack (15) is slidably arranged in the first guide bar (25), the rack (15) is connected to one side of the vertical plate (14), and the rack (15) is meshed with the gear (16).
  10. 10. The distributed flue measurement device according to claim 9, wherein one end of the cleaning roller (17) is wound with a traction rope (19), one end of the traction rope (19) is fixedly connected with one end of the cleaning roller (17), and the other end of the traction rope (19) is fixedly connected with the bottom surface of the pressure plate (23).

Description

Distributed flue measuring device Technical Field The invention relates to the technical field of flue gas sampling and detecting equipment, in particular to a distributed flue measuring device. Background In order to facilitate the sampling detection of the smoke, a plurality of sampling ports are reserved on the existing flue, and the sampling detection mode mainly comprises the following two modes, namely, the mode of carrying out the smoke sampling detection on each sampling port by a handheld smoke detector, the operation is troublesome, the working strength is high, the other mode is that all sampling positions are communicated with air pipes, the air pipes are converged to converging pipelines, the smoke at the converging pipelines is detected by smoke detection equipment, and the mode can reduce the workload, but because the pipelines are numerous and mutually communicated, the smoke is conveyed for a long distance, the sampled smoke is diffused and diluted, so that the detection effect is inaccurate. The publication No. CN112834704A discloses a distributed flue gas sampling and measuring device, which comprises a plurality of sampling structures which are arranged on a flue at uniform intervals, wherein the sampling structures are communicated with a collecting pipe through an exhaust pipe, a first electromagnetic valve is arranged on the exhaust pipe, a flue gas detection structure is arranged in the collecting pipe, a detection sealing cavity is formed in the flue gas detection structure, a flue gas detector and a control box are arranged on the flue gas detection structure, a first controller, a wireless transceiver module and a storage battery are arranged in the control box, a ventilation pipe is further arranged on a first partition board, one end of the ventilation pipe extends into the detection sealing cavity, a third electromagnetic valve is arranged on the ventilation pipe, the wireless transceiver module is connected with an external control computer through wireless transmission signals, and a first air pump and a second air pump are respectively arranged at the outer sides of two ends of the collecting pipe and drive the flue gas detection structure to move through air pressure. However, the prior art and the technology have the defects that single-point data cannot reflect the problem of uneven flow field in a pipeline, measurement errors are large, a sensor probe is directly exposed to a high-dust and high-corrosion medium, abrasion is fast, and service life is short. Disclosure of Invention The invention provides a distributed flue measuring device, which solves the problems that single-point data in the background art can not reflect uneven flow fields in a pipeline, the measuring error is large, and a sensor probe is directly exposed to a high-dust and high-corrosion medium, so that the sensor probe is rapid in wear and short in service life. The invention provides a distributed flue measurement device which comprises a first mounting plate, a second mounting plate, a pipeline and a test rod penetrating through the pipeline, wherein one end of the test rod is connected with an ultrasonic detector, a driving assembly is arranged at one end of the test rod and can control horizontal movement and vertical lifting of the test rod, a cleaning assembly is arranged outside the pipeline and comprises a cleaning roller, and the cleaning roller can be attached to the surfaces of the test rod and a screw rod to rotate. As an alternative scheme of the distributed flue measuring device, one side of the pipeline is provided with a guide groove, one end of the test rod penetrates through and is arranged in the guide groove in a sliding mode, one side of the guide groove is provided with an organ plate, one end of the organ plate is connected with one end of the guide groove, and the other end of the organ plate is connected with the test rod. As an alternative scheme of the distributed flue measuring device, the surface of the test rod is sleeved with a circular ring, the organ plate is connected with the circular ring, and the circular ring is in sliding fit with the guide groove. As an alternative scheme of the distributed flue measuring device, the distributed flue measuring device comprises a driving assembly and a measuring rod, wherein the driving assembly comprises a screw rod, electric sliding tables are arranged on opposite sides of a first mounting plate and a second mounting plate, the screw rod is rotatably arranged between the two groups of electric sliding tables, an inner thread sleeve is connected to the surface of the screw rod in a threaded manner, a movable plate is connected to the outer portion of the inner thread sleeve, and the measuring rod is detachably connected to the movable plate. As an alternative scheme of the distributed flue measuring device, a connecting plate is connected to a moving block of the electric sliding table, a vertical plate is arranged on the conn