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CN-121977659-A - Flow monitoring device

CN121977659ACN 121977659 ACN121977659 ACN 121977659ACN-121977659-A

Abstract

The invention relates to the technical field of water flow measurement and calculation, in particular to a flow monitoring device which comprises a first sleeve, a first rotating shaft arranged in the first sleeve, a bidirectional thread groove arranged on the outer wall of the first rotating shaft, a movable disc arranged on the outer wall of the first rotating shaft, a first sliding block rotatably arranged on the inner wall of the movable disc and capable of sliding along the inner part of the bidirectional thread groove, a fixed cone arranged at one end of the first rotating shaft, a turbine blade arranged on the outer wall of the fixed cone, a second sleeve screwed at one end of the first sleeve, a separation plate arranged in the second sleeve and a detection assembly arranged on the outer wall of the second sleeve.

Inventors

  • LIU TIANTIAN
  • LI JIAHUI
  • WANG JILONG
  • Zuo Guangxiang
  • Zhu Jiarun
  • ZHAO QIANG

Assignees

  • 江苏省水文水资源勘测局徐州分局
  • 盐城市亭湖区水政监管保障中心

Dates

Publication Date
20260505
Application Date
20260112

Claims (10)

  1. 1. A flow monitoring device is characterized by comprising The measuring assembly (1) comprises a first sleeve (11), a first rotating shaft (12) arranged in the first sleeve (11), a bidirectional threaded groove (121) arranged on the outer wall of the first rotating shaft (12), a movable disc (13) arranged on the outer wall of the first rotating shaft (12), a first sliding block (131) which is rotationally arranged on the inner wall of the movable disc (13) and can slide along the inner part of the bidirectional threaded groove (121), a fixed cone (14) arranged at one end of the first rotating shaft (12), turbine blades (141) arranged on the outer wall of the fixed cone (14), a second sleeve (15) connected with one end of the first sleeve (11) in a threaded manner, a separation plate (16) arranged in the second sleeve (15) and a detecting assembly (2) arranged on the outer wall of the second sleeve (15).
  2. 2. The flow rate monitoring device according to claim 1, wherein the outer wall of the first sleeve (11) is provided with a conduit (111), and the outer wall of the first sleeve (11) is provided with a through hole (112); the second sleeve (15) is internally provided with a buffer piston (3) in a sliding manner.
  3. 3. The flow rate monitoring device according to claim 2, wherein the inner wall of the first sleeve (11) is provided with a vertical groove (113), and the outer wall of the movable disk (13) is provided with a second slider (132) slidable along the inside of the vertical groove (113).
  4. 4. A flow monitoring device according to claim 3, characterised in that the detection assembly (2) comprises a laser transmitter (21) and a receiver (22).
  5. 5. A flow rate monitoring device according to claim 1 or 4, characterized in that the end face of the isolating plate (16) is provided with a ball head (161) which can isolate the signal of the laser transmitter (21).
  6. 6. The flow monitoring device according to claim 5, wherein a first movable channel (151) for sliding the isolation plate (16) is arranged in the second sleeve (15), and a limiting table (152) for limiting the isolation plate (16) to slide out is arranged on the end face of the second sleeve (15).
  7. 7. The flow monitoring device according to claim 6, wherein a cover plate (17) is sleeved on the outer wall of the second sleeve (15), and a buffer piston (3) is arranged between the two-way valve (4) and the movable disc (13).
  8. 8. The flow rate monitoring device according to claim 7, wherein the second sleeve (15) is internally provided with a bi-directional valve (4), and the second sleeve (15) is internally provided with a first elastic member (5).
  9. 9. The flow rate monitoring device according to claim 8, wherein the bi-directional valve (4) comprises a circular table (41) arranged in the second sleeve (15), a first through hole (411) and a second through hole (412) penetrating the circular table (41), and a second elastic member (42) and a ball plug (43) are arranged in the first through hole (411) and the second through hole (412).
  10. 10. The flow monitoring device of claim 9, wherein the second interconnecting aperture (412) is larger in cross-section than the first interconnecting aperture (411).

Description

Flow monitoring device Technical Field The invention relates to the technical field of water flow measurement and calculation, in particular to a flow monitoring device. Background The water flow monitoring is a core technical link in the fields of hydraulic engineering scheduling, municipal water supply and drainage pipe network operation and maintenance, ecological environment monitoring and the like, and the accuracy and the instantaneity of the monitoring data are directly related to the reasonable configuration of water resources, the safe operation of the pipe network and the effective treatment of sudden water conditions. Along with the continuous promotion of trade intellectuality, automation level, the market has put forward higher application requirement to rivers flow monitoring devices, not only needs the device to possess good environmental suitability, can stably be applied to different monitoring scenes such as pipeline, natural river, still requires its accurate collection, high-efficient conversion and the reliable transmission that realizes monitoring data. The sensor is too dependent to detect data in the existing structure, then, the general environment of the position to be detected is relatively bad, the sensor needs various structural protection, meanwhile, the interference of various factors is avoided, the data is inaccurate, the sensor is damaged, and the repair is difficult. Disclosure of Invention The present invention has been made in view of the above-mentioned problems occurring in the prior art. In order to solve the technical problems, the invention provides a flow monitoring device which comprises a measuring assembly, a first sleeve, a first rotating shaft, a bidirectional thread groove, a movable disk, a first sliding block, a fixed cone, a turbine blade, a second sleeve, a separation plate and a detection assembly, wherein the first rotating shaft is arranged in the first sleeve, the bidirectional thread groove is arranged on the outer wall of the first rotating shaft, the movable disk is arranged on the outer wall of the first rotating shaft, the first sliding block is rotatably arranged on the inner wall of the movable disk and can slide along the inner part of the bidirectional thread groove, the fixed cone is arranged at one end of the first rotating shaft, the turbine blade is arranged on the outer wall of the fixed cone, the second sleeve is in threaded connection with one end of the first sleeve, the separation plate is arranged in the second sleeve, and the detection assembly is arranged on the outer wall of the second sleeve. As a preferable scheme of the flow monitoring device, the outer wall of the first sleeve is provided with a conduit, and the outer wall of the first sleeve is provided with a through hole; And a buffer piston is slidably arranged in the second sleeve. As a preferable scheme of the flow monitoring device, the inner wall of the first sleeve is provided with a vertical groove, and the outer wall of the movable disk is provided with a second sliding block capable of sliding along the inside of the vertical groove. As a preferable scheme of the flow monitoring device, the detection assembly comprises a laser emitter and a receiver. As a preferable scheme of the flow monitoring device, the end face of the isolation plate is provided with a ball head capable of isolating the laser transmitter signals. As an optimal scheme of the flow monitoring device, a first movable channel for sliding the isolation plate is arranged in the second sleeve, and a limiting table capable of limiting the isolation plate to slide out is arranged on the end face of the second sleeve. As a preferable scheme of the flow monitoring device, the outer wall of the second sleeve is sleeved with a cover plate, and a buffer piston is arranged between the two-way valve and the movable disc. As a preferable scheme of the flow monitoring device, the two-way valve is arranged in the second sleeve, and the first elastic piece is arranged in the second sleeve. As a preferable scheme of the flow monitoring device, the bidirectional valve comprises a round table arranged in the second sleeve, a first intercommunicating hole and a second intercommunicating hole penetrating through the round table, and a second elastic piece and a ball plug are arranged in the first intercommunicating hole and the second intercommunicating hole. As a preferable mode of the flow rate monitoring device of the present invention, the second communicating hole has a larger cross section than the first communicating hole. The invention has the beneficial effects that by utilizing the design of the bidirectional valve and the first elastic piece and the second elastic piece, the accurate control of the flow of liquid oil and the rapid and stable resetting of the isolation plate are realized, the accuracy of monitoring data and the running stability of the device are further improved, and meanwhile, the alarm fu