CN212989405U

CN212989405U - Mining wind speed measuring device

Info

Publication number: CN212989405U
Application number: CN202021847270.3U
Authority: CN
Inventors: 文新国; 张星; 张乃毅
Original assignee: Shaanxi Asttar Explosion Proof Safety Technology Co ltd
Current assignee: Shaanxi Asttar Explosion Proof Safety Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-04-16
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a mining wind speed measurement device, include the telescopic link and connect in the anemometry portion and the data line of telescopic link, anemometry portion is equipped with air velocity transducer, there is the cavity that runs through inside the telescopic link, and the data line passes the one end of the circuit board that cavity and telescopic link set up and is connected, the other end and the air velocity transducer electric connection of circuit board. When measuring wind speed, this wind speed measuring device needs to use with the host computer instrument supporting. The staff adjusts suitable height of finding wind through the length of adjusting the telescopic link, and air velocity transducer converts gas flow signal into the signal of telecommunication, handles through the circuit board conversion, and the host computer instrument is connected to the other end of data line, shows wind speed numerical value in real time on the display screen of follow host computer.

Description

Mining wind speed measuring device

Technical Field

The utility model belongs to mine environment wind speed detection area, concretely relates to mining wind speed measurement device.

Background

In the operation of miners, the wind speed in the bottom hole environment needs to be monitored in real time, so that smooth air flow is ensured, and the personal safety of workers is ensured. Wind speed measuring devices on the market are mostly hand-held portable wind speed measuring instruments, and wind speed is measured according to mechanical fan type rotation. The wind speed measuring method has the following defects: firstly, when an instrument acquires data, a fan probe of the instrument must be placed against the wind, the wind direction change under a mine is complex, and the position needs to be frequently adjusted; secondly, under the severe environment of a mine, the height and the angle of the handheld instrument are limited. Third, the measurement device is susceptible to multi-wind interference, resulting in inaccurate wind speed measurements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a mining wind speed measuring device.

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

mining wind speed measuring device, including the telescopic link and connect in the anemometry portion and the data line of telescopic link, anemometry portion is equipped with air velocity transducer, the inside cavity that has a run through of telescopic link, the data line passes the one end of the circuit board that cavity and telescopic link set up and is connected, the other end and the air velocity transducer electric connection of circuit board.

Furthermore, the anemometry portion includes T type tee bend, air velocity transducer and third connector, and the end and the circuit board left end of third connector are fixed in the telescopic link through fastening screw, and the T type tee bend passes through fastening screw to be fixed in the front end of third connector.

Furthermore, an air speed sensor probe is arranged at the top end of the air speed sensor, and the tail end of the air speed sensor is connected with a third connector.

Further, the wind speed sensor probe is sheet-shaped.

Further, the telescopic link includes handheld portion and pars contractilis, handheld portion includes first connector and handheld pole.

Furthermore, one end of the data line enters the cavity of the telescopic rod from the tail end of the handheld part and is clamped through the first connecting head, and the other end of the data line is connected with the adapter plug.

Further, the telescopic part comprises a second connector, a circuit board and at least one telescopic structure.

Furthermore, the telescopic structure is that the rod section with the small front end diameter can retract into the rod section with the large rear end diameter, and meanwhile, the tail end diameter of the rod section with the small front end diameter is larger than the front end diameter of the rod section with the large rear end diameter.

Furthermore, a fixing ring and a gasket are arranged in the second connector, the connecting end of the circuit board and the data line is fixed on the second connector through the fixing ring, the gasket is sleeved on the data line, and the other end of the circuit board is fixed on the third connector through a fastening screw.

Furthermore, the wind speed sensor probe is positioned at the intersection point of the central lines of the T-shaped three-way pipelines.

Compared with the prior art, the utility model discloses following beneficial effect has: mining wind speed measuring device structure is light and handy, portable can supply the mine workman to use at any time. The height of the wind measuring part is adjusted through the telescopic rod with adjustable length, and the wind speed measuring device is used for measuring wind speeds at different heights under a mine.

The wind speed and the wind direction of wind in the T-shaped tee joint are relatively stable, the influence of the wind direction on the exposed wind speed sensor probe can be reduced, the measurement error is reduced, and the speed of wind in different wind directions can be measured by changing the orientation of the T-shaped tee joint.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

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

wherein: 1. a first connector; 2. a telescopic rod; 3. a second connector; 4. a stationary ring; 5. a third connector; 6. a wind speed sensor; 7. a wind measuring part; 8. fastening screws; 9. a circuit board; 10. a gasket; 11. a patch plug; 12. a data line; 13. a wind speed sensor probe; 14. a hand-held portion; 15. a telescopic part; 16. t-shaped tee joints; 17. a telescopic structure; 18. the rod is held in the hand.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the following claims.

In the description of the present invention, unless otherwise specified, the terms "upper", "lower", "left", "right", "front", "rear", "top", "end", and the like indicate orientations or state relationships based on the orientations or state relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that a designated mechanism or component must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments.

As shown in fig. 1, the wind speed measuring device for mining comprises a telescopic rod 2, a wind measuring part 7 connected to the telescopic rod 2 and a data line 12.

The telescopic link 2 comprises a handheld portion 14 and a telescopic portion 15, a through cavity is formed inside the telescopic link, the handheld portion 14 comprises a first connector 1 and a handheld rod 18, the first connector 1 is screwed in a threaded mode or sleeved at the tail end of the handheld portion 14, and the data line 12 enters the cavity of the telescopic link 2 from the tail end of the handheld portion 14 and is clamped through the first connector 1. The hand-held lever 14 is provided with a non-slip structure, which may be rubber, threaded or the like.

The telescopic part 15 comprises a second connector 3, a circuit board 9 and a plurality of telescopic structures 17. The telescopic structure 17 is a rod section with small front end diameter and can retract into a rod section with large rear end diameter, and meanwhile, the tail end diameter of the rod section with small front end diameter is larger than the front end diameter of the rod section with large rear end diameter; the telescopic limit can also be realized by adopting a joint with a locking function, such as a spiral joint and a snap joint.

Be equipped with retainer plate 4 and the packing ring 10 that is used for the circle line in the second connector 3, data line 12 passes the cavity of telescopic link 2 and is connected with circuit board 9, and the sinle silk welds on the solder joint of circuit board 9, and circuit board 9 is fixed in second connector 3 through retainer plate 4 with the link of data line 12, and the other end of circuit board 9 is fixed in third connector 5 through fastening screw 8. The gasket 10 is sleeved on the data line 12 to prevent the joint of the data line 12 from being damaged when the telescopic rod 2 stretches. The circuit board 9 is provided with a boosting module, a potentiometer control module and an amplifying module, and the working principle of the circuit board is not described in detail in the utility model.

The wind measuring part 7 comprises a T-shaped tee joint 16, a wind speed sensor 6 and a third connector 5, the T-shaped tee joint 16 is a three-opening pipe connector which is vertically welded with another straight pipe in the middle of the straight pipe and is communicated with the straight pipe, wherein the two open straight pipes are main pipes, the other open straight pipe is a branch pipe, and the branch pipe is provided with a screw hole corresponding to the fastening screw 8. Through DZS-1 type low-speed wind tunnel laboratory simulation data, its person in charge internal diameter is 10mm, and the external diameter is 12mm does the utility model discloses optimum size.

The wind speed sensor 6 adopts a thermal mode principle and is arranged in a branch pipe of the T-shaped tee joint 16, and a wind speed sensor probe 13 is arranged at the top end of the wind speed sensor 6. The wind speed sensor probe 13 is sheet-shaped and is positioned at the intersection point of the central lines of the main pipe and the branch pipe, and the sheet-shaped surface of the wind speed sensor probe is parallel to the two opening surfaces of the main pipe, so that wind can vertically penetrate through the wind speed sensor probe, and the measurement accuracy is improved.

A cavity is formed in the third connector 5, the tail end of the wind speed sensor 6 is screwed or sleeved on the top end of the third connector 5 through threads, and a lead penetrates through the cavity to be connected with the circuit board 9 and the wind speed sensor 6. The tail end of the third connector 5 and the left end of the circuit board 9 are fixed on the telescopic rod 2 through a fastening screw 8, and the T-shaped tee 16 is fixed at the front end of the third connector 5 through the fastening screw 8.

The data line 12 is preferably a shielded aircraft cable line, and is connected with a host through the adapter plug 11, and the wind speed sensor, the circuit board and the host form a passage.

Mining wind speed measurement device uses with the host computer instrument is supporting, and the staff can hand-carry under the mine. When measuring wind speed, the staff adjusts to suitable anemometry height through the length of adjusting telescopic link 2, makes T type tee bend 16 face the wind and stews for several seconds, and air velocity transducer 6 converts the gas flow signal into the signal of telecommunication, through circuit board 9 conversion processing, shows the wind speed numerical value in real time on the display screen of follow host computer.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.

It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. The utility model provides a mining wind speed measuring device, its characterized in that includes telescopic link (2) and connects in anemometry portion (7) and data line (12) of telescopic link (2), anemometry portion (7) include T type tee bend (16), air velocity transducer (6) and third connector (5), telescopic link (2) inside has the cavity that runs through, and data line (12) pass the cavity and are connected with the one end of circuit board (9) that set up in telescopic link (2), and the other end and the air velocity transducer (6) electric connection of circuit board (9).

2. The wind speed measuring device according to claim 1, wherein the end of the third connector (5) and the left end of the circuit board (9) are fixed to the telescopic rod (2) through a fastening screw (8), and the T-shaped tee (16) is fixed to the front end of the third connector (5) through the fastening screw (8).

3. Wind speed measuring device according to claim 1, characterised in that a wind speed sensor probe (13) is arranged at the top end of the wind speed sensor (6), and the end of the wind speed sensor (6) is connected with the third connector (5).

4. A wind speed measuring device according to claim 3, wherein said wind speed sensor probe (13) is sheet-like.

5. Wind speed measuring device according to claim 1, characterised in that said telescopic rod (2) comprises a hand-held part (14) and a telescopic part (15), said hand-held part (14) comprising a first connection head (1) and a hand-held rod (18).

6. Wind speed measuring device according to claim 5, characterized in that one end of the data line (12) enters the cavity of the telescopic rod (2) from the end of the hand-held part (14) and is clamped by the first connector (1), and the other end of the data line (12) is connected with the adapter plug (11).

7. Wind speed measuring device according to claim 5, characterised in that said telescopic part (15) comprises a second connection head (3), a circuit board (9) and at least one telescopic structure (17).

8. Wind speed measuring device according to claim 7, characterised in that said telescopic structure (17) is a section with a small front diameter which can be retracted into a section with a large rear diameter, while the end diameter of the section with a small front diameter is larger than the front diameter of the section with a large rear diameter.

9. The wind speed measuring device according to claim 7, wherein a fixing ring (4) and a gasket (10) are arranged in the second connector (3), the connecting end of the circuit board (9) and the data line (12) is fixed on the second connector (3) through the fixing ring (4), the gasket (10) is sleeved on the data line (12), and the other end of the circuit board (9) is fixed on the third connector (5) through a fastening screw (8).

10. A wind speed measuring device according to claim 3 or 4, wherein said wind speed sensor probe (13) is located at the intersection of the T-tee (16) pipe centrelines.