CN217521187U

CN217521187U - Ultrasonic accurate wind measuring system

Info

Publication number: CN217521187U
Application number: CN202221555809.7U
Authority: CN
Inventors: 王宝录; 刘遵利; 于在川; 徐召栋; 徐元涛; 王鹏; 白仕军; 张仁生
Original assignee: Shandong Dingan Testing Co ltd; Shandong Dingnuo Energy Saving Environmental Protection Service Co ltd; Shendong Coal Branch of China Shenhua Energy Co Ltd; Guoneng Shendong Coal Group Co Ltd
Current assignee: Shandong Dingan Testing Co ltd; Shandong Dingnuo Energy Saving Environmental Protection Service Co ltd; Shendong Coal Branch of China Shenhua Energy Co Ltd; Guoneng Shendong Coal Group Co Ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-09-30
Anticipated expiration: 2032-06-21

Abstract

Accurate wind measurement system of ultrasonic wave, including ground, the underground of ground lower extreme is equipped with the looped netowrk in the pit, the looped netowrk in the pit is connected with a plurality of wind measurement system, and wind measurement system still includes switch in the pit, tee bend, explosion-proof power supply, anemoscope, the looped netowrk in the pit passes through the cable and is connected with a plurality of switch in the pit, switch in the pit is connected with the tee bend, tee bend one side is connected with the anemoscope, the anemoscope lower extreme is equipped with a plurality of ultrasonic transducer, the tee bend lower extreme is connected with explosion-proof power supply, the anemoscope lower extreme is equipped with connecting device and is connected the cross slot both ends coupling, it installs in protecting shield body upper end one side to connect the cross slot, protecting shield body front end right side is equipped with the round hole that link up, fixed mounting axle is installed around the round hole, and the hub connection has the round hole safety cover, the protecting shield body right side is equipped with the fluting, assembly structure safe and reliable, Is convenient and practical.

Description

Ultrasonic accurate wind measuring system

Technical Field

The utility model relates to a anemometry technical field especially relates to accurate anemometry system of ultrasonic wave.

Background

Traditional mining wind speed sensor is owing to belong to fixed measurement, often replaces full section average wind speed with the measurement numerical value of tunnel fixed point, and tunnel full section wind speed survey is inaccurate, and the measuring result error is big, and the wiring end of anemograph lower extreme easily is in the moist air influence of downhole hand.

SUMMERY OF THE UTILITY MODEL

The utility model provides an accurate anemometry system of ultrasonic wave.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an ultrasonic precise wind measuring system comprises a large screen of a dispatching room, a client computer, an in-mine local area network, a monitoring system backup machine, a detection system master station, a system front-end processor, a printer, a ground, a downhole ring network, a downhole exchanger, a protective cover body, a round hole protective cover, a round hole, a groove, a connecting transverse groove, a sealing ring, a fixing plate and ultrasonic probes, wherein the downhole of the lower end of the ground is provided with the downhole ring network, the downhole ring network is connected with a plurality of wind measuring systems, the wind measuring system further comprises the downhole exchanger, a tee joint, an explosion-proof power supply and a wind speed indicator, the downhole ring network is connected with the plurality of downhole exchangers through cables, the downhole exchanger is connected with the tee joint, one side of the tee joint is connected with the wind speed indicator, the lower end of the wind speed indicator is provided with the plurality of ultrasonic probes, the lower end of the tee joint is connected with the explosion-proof power supply, the lower end of the wind speed indicator is provided with a connecting device which is connected with two ends of the connecting transverse groove through shafts, the utility model discloses a safety protection cover, including the protection cover body, connection transverse groove, installation axle, protection cover body front end right side, connection transverse groove installs in protection cover body upper end one side, protection cover body front end right side is equipped with the round hole that link up, fixed mounting has the installation axle around the round hole, and it has the round hole safety cover to install the axle coupling, protection cover body right side is equipped with the fluting, the grooved upside of protection cover body inner wall evenly is equipped with a plurality of sliding closure devices, and the sliding closure device still includes movable plate, handle, spring, protection cover body inner wall upper end is equipped with two springs, spring lower extreme fixedly connected with movable plate, movable plate front end fixed mounting has the handle.

The underground ring network upper end of the ground lower end is connected with a system front-end processor through a cable, one side of the system front-end processor is connected with a monitoring system backup machine, the other side of the monitoring system backup machine is connected with a client computer, the upper end of the system front-end processor is connected with a detection system main station, one side of the detection system main station is connected with a printer, the other end of the detection system main station is connected with a monitoring system, the other end of the monitoring system is connected with an in-mine local area network, and the other end of the in-mine local area network is connected with a large screen of a dispatching room.

The sealing ring is arranged on the rear side of the lower end of the protective cover body, and the outer ring of the sealing ring is clamped with the front end clamping groove of the lower end of the anemoscope.

The sliding groove sliding connection that the anemoscope right side was equipped with has the fixed plate, be equipped with a plurality of mounting holes on the fixed plate.

The ultrasonic probe and anemoscope shell and the protective cover shell are made of stainless steel.

The anemograph adopts Rs485 as a data transmission interface, and other Ethernet optical fiber interfaces can be expanded.

Has the advantages that: the utility model discloses utilize intelligent high accuracy ultrasonic wave wind speed measurement technique, real-time incessant parameter monitoring that ventilates, in time the operation condition of accurate grasp ventilation system to realize becoming more meticulous, intelligent, the high efficiency of ventilation management, realize among the ventilation system that real-time dynamic monitoring, ventilation system optimization and the working face gas of digging forecast, to guarantee safety in the pit production, prevent suffering from in advance to have extremely important meaning, dampproofing technical ability is good, the practicality is strong. The assembly structure is safe and reliable, convenient and practical.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the anemometer of the present invention;

fig. 3 is a schematic structural view of another working state of the anemometer of the present invention;

fig. 4 is a schematic view of the protective cover and its connection structure.

In the figure: 1. a large screen of a dispatching room; 2. a client computer; 3. an in-mine local area network; 4. a monitoring system; 5. monitoring a system backup machine; 6. detecting a system master station; 7. a system front-end processor; 8. a printer; 9. a ground surface; 10. an underground looped network; 11. an underground switch; 12. a tee joint; 13. an explosion-proof power supply; 14. an anemometer; 141. a protective cover body; 142. a circular hole protective cover; 143. a circular hole; 144. slotting; 145. moving the plate; 146. a handle; 147. a spring; 148. connecting the transverse grooves; 149. a seal ring; 150. a fixing plate; 15. an ultrasonic probe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all 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, and are only for convenience of description and simplicity of 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the ultrasonic precise wind measurement system comprises a large screen 1 of a dispatching room, a client computer 2, an in-mine local area network 3, a monitoring system 4, a monitoring system backup machine 5, a detection system main station 6, a system front-end processor 7, a printer 8, a ground 9, an underground looped network 10, an underground switch 11, a protection cover body 141, a round hole protection cover 142, a round hole 143, a slot 144, a connecting transverse slot 148, a sealing ring 149, a fixing plate 150 and an ultrasonic probe 15, wherein the underground looped network 10 is arranged under the ground 9, the underground looped network 10 is connected with a plurality of wind measurement systems, the wind measurement system further comprises an underground switch 11, a tee joint 12, an explosion-proof power supply 13 and an anemoscope 14, the underground looped network 10 is connected with the plurality of underground switches 11 through cables, the underground switch 11 is connected with the tee joint 12, one side of the tee joint 12 is connected with the anemoscope 14, the lower end of the anemoscope 14 is provided with the plurality of ultrasonic probes 15, the 12 lower extremes of tee bend are connected with explosion-

proof power supply

13, 14 lower extremes of anemograph are equipped with connecting device and are connected the both ends coupling of cross slot 148, it installs in the upper end one side of the protective cover body 141 to connect cross slot 148, protective cover body 141 front end right side is equipped with the round hole 143 that link up, fixed mounting has the installation axle around the round hole 143, and the installation hub connection has round hole safety cover 142, the protective cover body 141 right side is equipped with fluting 144, the upside of the fluting 144 of protective cover body 141 inner wall evenly is equipped with a plurality of sliding closure devices, and the sliding closure device still includes movable plate 145, handle 146, spring 147, protective cover body 141 inner wall upper end is equipped with two springs 147, spring 147 lower extreme fixedly connected with movable plate 145, movable plate 145 front end fixed mounting has handle 146.

The utility model discloses a monitoring system, including ground 9, looped netowrk 10, detection system main website 6, monitoring system backup machine 5 opposite side, system front-end computer 7, detection system main website 6, monitoring system 4, monitoring system 3, the 3 other ends of in-mine LAN are connected with dispatch room large-size screen 1, and the monitoring system backup machine 5 is connected with the monitoring system backup machine 5, the upper end of system front-end computer is connected with detection system main website 6, detection system main website 6 one side is connected with printer 8, the 6 other ends of detection system main website are connected with monitoring system 4, the 4 other ends of monitoring system are connected with in-mine LAN 3, the 3 other ends of in-mine LAN are connected with the dispatch room large-size screen 1.

And a sealing ring 149 is arranged on the rear side of the lower end of the protective cover body 141, and the outer ring of the sealing ring 149 is clamped with the front end clamping groove at the lower end of the anemoscope 14.

The sliding groove that anemoscope 14 right side was equipped with has fixed plate 150, be equipped with a plurality of mounting holes on the fixed plate 150.

The shell of the ultrasonic probe 15 and the anemometer 14 and the shell of the protective cover 141 are made of stainless steel.

The anemograph 14 adopts Rs485 as a data transmission interface, and other ethernet optical fiber interfaces can be extended.

The working principle is as follows: anemoscope 14 passes through the mounting hole installation on fixed plate 150, can slide to take off through the spout, later stage easy maintenance, the protection cover body 141 of lower extreme can be better the protection circuit not influenced the short circuit by the dampness, the better moist air that prevents of sliding closure device gets into anemoscope 14 lower extreme interface, quick sealing effect, better installation optic fibre can be opened to protection cover body 141, round hole 143 can adopt the plug-in formula, should not respond to the opening and shutting of protection cover body 141, anemoscope 14 is installed in two sides in the tunnel, form 30-60 contained angle with the tunnel axis, the wind speed that measures is the average wind speed of this survey line. The coal mine anemometer 14 adopts a time difference ultrasonic velocity measurement principle, utilizes the time difference existing when sound waves propagate in a fluid at the same distance in a forward flow and a reverse flow manner, and the difference of propagation time is related to the flowing speed of the fluid to be measured, so that the flow speed of the fluid is obtained by measuring the difference of the time. The sensor carries out signal acquisition to the wind speed through two ultrasonic transducer 15, obtains concrete wind speed through main control panel analysis processes and calculation to through signal mode direct or through other communication substation transmission to the receiving equipment on ground 9, with system front-end processor 7 with signal transmission to detecting system main website 6, will transmit to monitoring system 4 to local area network 3 in the ore deposit again, local area network 3 in the ore deposit is transmitting client computer 2 or dispatch room large-size screen 1 respectively, convenient and fast.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The accurate ultrasonic wind measuring system is characterized by comprising a ground, wherein an underground looped network (10) is arranged under the ground (9) at the lower end, the underground looped network (10) is connected with a plurality of wind measuring systems, the wind measuring system further comprises an underground switch (11), a tee joint (12), an explosion-proof power supply (13) and an anemograph (14), the underground looped network (10) is connected with the underground switches (11) through cables, the underground switch (11) is connected with the tee joint (12), one side of the tee joint (12) is connected with the anemograph (14), the lower end of the anemograph (14) is provided with a plurality of ultrasonic probes (15), the lower end of the tee joint (12) is connected with the explosion-proof power supply (13), the lower end of the anemograph (14) is provided with a connecting device which is in shaft connection with the two ends of a connecting transverse groove (148), the connecting transverse groove (148) is installed on one side of the upper end of a protective cover body (141), a through round hole (143) is formed in the right side of the front end of the protective cover body (141), an installation shaft is fixedly installed around the round hole (143), a round hole protective cover (142) is axially connected to the installation shaft, a slot (144) is formed in the right side of the protective cover body (141), and a plurality of sliding cover devices are uniformly arranged on the upper side of the slot (144) in the inner wall of the protective cover body (141);

the sliding cover device further comprises a moving plate (145), a handle (146) and springs (147), the two springs (147) are arranged at the upper end of the inner wall of the protective cover body (141), the moving plate (145) is fixedly connected to the lower end of the springs (147), and the handle (146) is fixedly installed at the front end of the moving plate (145).

2. The accurate ultrasonic wind measuring system according to claim 1, further comprising a dispatching room large screen (1), a client computer (2), an in-mine local area network (3), a monitoring system (4), a monitoring system backup machine (5), a detection system master station (6), a system front-end processor (7) and a printer (8), wherein the upper end of a downhole ring network (10) at the lower end of the ground (9) is connected with the system front-end processor (7) through a cable, one side of the system front-end processor (7) is connected with the monitoring system backup machine (5), the other side of the monitoring system backup machine (5) is connected with the client computer (2), the upper end of the system front-end processor (7) is connected with the detection system master station (6), one side of the detection system master station (6) is connected with the printer (8), the other end of the detection system master station (6) is connected with the monitoring system (4), the other end of the monitoring system (4) is connected with an in-mine local area network (3), and the other end of the in-mine local area network (3) is connected with a large screen (1) of a dispatching room.

3. The ultrasonic accurate wind measuring system according to claim 1, further comprising a sealing ring (149), wherein the sealing ring (149) is arranged on the rear side of the lower end of the protective cover body (141), and the outer ring of the sealing ring (149) is clamped with the front clamping groove at the lower end of the anemometer (14).

4. The ultrasonic precise anemometry system according to claim 1, further comprising a fixing plate (150), wherein the fixing plate (150) is slidably connected to a sliding groove formed in the right side of the anemometer (14), and a plurality of mounting holes are formed in the fixing plate (150).

5. An ultrasonic accurate anemometry system according to claim 1 characterized in that the ultrasonic probe (15) and anemometer (14) housing and protective hood (141) housing material is stainless steel.

6. An accurate anemometry system according to claim 1 characterized in that said anemometer (14) uses Rs485 as data transmission interface, also extending other ethernet fiber interface.