CN218211731U

CN218211731U - Mine wind pressure measuring device

Info

Publication number: CN218211731U
Application number: CN202222827049.7U
Authority: CN
Inventors: 梁伟; 王爱永; 刘宝锋
Original assignee: Tangshan Han He Technology Co ltd
Current assignee: Tangshan Han He Technology Co ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-01-03
Anticipated expiration: 2032-10-26

Abstract

The utility model discloses a mine wind pressure measuring device, including measuring the flat board, it is equipped with perpendicular decurrent wind vane to measure dull and stereotyped bottom central authorities rigidity, the fixed balance plate that is equipped with of bottom one end of wind vane, the top central authorities position of balance plate and the bottom one end fixed connection of wind vane, the balance plate is parallel with the measurement flat board, the fixed locating support that is equipped with in top both sides of balance plate. The utility model discloses measure dull and stereotypedly, the wind vane can produce the skew when receiving the side resistance with the balance plate, first movable sleeve that the locating plate top was equipped with is connected through first bearing and steering column, steering column is connected through second bearing and fixed disk, measure dull and stereotypedly for this reason, wind vane and balance plate begin to rotate as the bridge through steering column, measure dull and stereotypedly, wind vane and balance plate receive the minimum of air flow resistance and just measure dull and stereotyped, wind vane and balance plate and air current vertically state.

Description

Mine wind pressure measuring device

Technical Field

The utility model relates to a mine ventilation monitoring technology field, concretely relates to mine wind pressure measuring device.

Background

A mine is a generic term for roadways, chambers, equipment, ground buildings and structures that form the production system of an underground coal mine. Inclined shafts, vertical shafts, adits and the like in underground mining of mines are also sometimes referred to as mines. The determination of the field range size, the mine production capacity and the service life of each mine is one of the key problems which must be solved in the mine self-design; along with the extension of the mining age of mines, the geological detection depth is continuously increased, the production capacity requirement is continuously improved, the mine production layout is more complicated, and the importance of a mine ventilation system in the safety production of mines is more prominent. The mine fan is used as the power core of the ventilation system, and the working condition of the mine fan is directly related to the safe operation of mining production. It is therefore of vital importance to monitor the operating parameters of the mine ventilator system (wind speed, wind pressure, power and efficiency, etc.) by suitable means and methods, the wind pressure being the wind pressure in a plane perpendicular to the direction of airflow.

Borehole is complicated in the mine, meander, will detect the wind pressure to it, the detection tube port that needs to detect the wind pressure device is perpendicular with the air current direction plane, just can detect out the wind pressure, but current wind pressure measuring device is handheld through operating personnel and is operated, it is perpendicular to keep with the air current with the detection port to be difficult to, and meander in the mine, also can influence the direction that changes its air current at the speed of wind speed, for this reason we need one kind can keep with air current direction vertically equipment, so that the air current keeps perpendicular with detection device's detection port.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mine wind pressure measuring device to solve the above-mentioned weak point in the technique.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a mine wind pressure measuring device, is including measuring the flat board, it is equipped with perpendicular decurrent wind vane to measure dull and stereotyped bottom central point rigidity, the fixed balance plate that is equipped with of bottom one end of wind vane, the top central point of balance plate puts and the bottom one end fixed connection of wind vane, the balance plate is parallel with the measurement flat board, the fixed locating support that is equipped with in top both sides of balance plate, two the outer wall that the locating support is adjacent is fixed and is equipped with the locating plate, the top central point rigidity of locating plate is equipped with first movable sleeve, first movable sleeve's inner wall is fixed and is equipped with first bearing, the fixed vertical ascending accent post that is equipped with of inner ring of first bearing, the fixed second bearing that is equipped with of top outer wall of accent post, the top of locating plate is equipped with the fixed disk, the central point of fixed disk is equipped with second movable sleeve, the outer loop and the movable sleeve's of second bearing inner wall fixed connection, the outer wall of fixed cross support is equipped with vertical decurrent support sleeve, cross support's four end bottom is fixed.

Preferably, the inner wall sliding connection of support sleeve has vertical decurrent lift adjustment post, threaded hole is opened to support sleeve's bottom outer wall, the inner wall spiro union of threaded hole has fastening bolt, and lift adjustment post that four support sleeve inner wall sliding connection have is taken out, makes the bottom of four lift adjustment posts support subaerial, then through rotatory fastening bolt, on being fixed in support sleeve's inner wall with the lift adjustment post, highly making through adjusting four lift adjustment posts the utility model discloses support steadily subaerial.

Preferably, the top central position of the measuring flat plate is fixedly provided with a positioning clamping groove, and an electronic wind pressure instrument is inserted into the inner wall of the positioning clamping groove.

Preferably, the electron wind pressure appearance is including two measuring terminals, two the measuring terminal all communicates there is the air duct, and orientation through the air duct keeps perpendicular with the air current, and the electron wind pressure appearance can detect out the wind pressure of air current.

Preferably, symmetrical through holes are formed in two sides of the top of the measuring flat plate, one ends of the two air guide tubes are located at the bottom of the measuring flat plate through the through holes, and the middle peripheral axes of the bottoms of the two air guide tubes are parallel to the outer walls of the wind direction plate and the balance plate respectively, so that the bottom orientation of the air guide tubes is consistent with that of the measuring flat plate, the wind direction plate and the balance plate.

Preferably, the measuring flat plate, the wind direction plate and the balance plate are made of aluminum alloy metal sheets, so that the mass of the measuring flat plate, the wind direction plate and the balance plate can be reduced, and the sensitivity of the measuring flat plate, the wind direction plate and the balance plate in the direction changed by airflow is improved.

In the technical scheme, the utility model provides a technological effect and advantage:

the measuring plate, the wind direction plate and the balance plate can deviate when receiving side resistance, a first movable sleeve arranged at the top of the positioning plate is connected with the steering column through a first bearing, the steering column is connected with the fixed disc through a second bearing, therefore, the measuring plate is used for measuring the wind direction plate and the balance plate as a bridge to start rotating through the steering column, the measuring plate is used for measuring the wind direction plate when the wind direction plate and the balance plate receive minimum air flow resistance, the wind direction plate and the balance plate are in a state vertical to the air flow, therefore, the measuring plate is used for measuring the wind direction plate and the balance plate, the wind direction plate and the balance plate can always keep in a state vertical to the air flow, and then two air guide pipes connected with the detection end of the electronic wind pressure instrument are always kept in a vertical state to the air pressure in the mine shaft can be detected conveniently.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

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

FIG. 2 is a schematic view of the measuring plate structure of the present invention;

FIG. 3 is a schematic view of the cross-shaped bracket of the present invention;

fig. 4 is a schematic view of the direction-adjusting column of the present invention.

Description of the reference numerals:

the wind direction measuring device comprises a measuring flat plate 1, a wind direction plate 2, a balance plate 3, a positioning support 4, a positioning plate 5, a first movable sleeve 6, a direction adjusting column 7, a first bearing 8, a second bearing 9, a fixed disc 10, a second movable sleeve 11, a cross-shaped support 12, a supporting sleeve 13, a threaded hole 14, a fastening bolt 15, a lifting adjusting column 16, a positioning clamping groove 17, an electronic wind pressure instrument 18 and an air guide pipe 19.

Detailed Description

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

Example one

Referring to the attached drawings 1-4 of the specification, a mine wind pressure measuring device comprises a measuring flat plate 1, a vertically downward wind direction plate 2 is fixedly arranged at the bottom center position of the measuring flat plate 1, a balance plate 3 is fixedly arranged at one end of the bottom of the wind direction plate 2, the top center position of the balance plate 3 is fixedly connected with one end of the bottom of the wind direction plate 2, the balance plate 3 is parallel to the measuring flat plate 1, positioning supports 4 are fixedly arranged on two sides of the top of the balance plate 3, positioning plates 5 are fixedly arranged on the outer walls adjacent to the two positioning supports 4, a first movable sleeve 6 is fixedly arranged at the top center position of the positioning plate 5, a first bearing 8 is fixedly arranged on the inner wall of the first movable sleeve 6, a vertically upward steering column 7 is fixedly arranged on the inner ring of the first bearing 8, a second bearing 9 is fixedly arranged on the outer wall of the top of the steering column 7, a fixed disk 10 is arranged at the top of the positioning plate 5, a second movable sleeve 11 is arranged at the center position of the fixed disk 10, the outer ring of the second bearing 9 is fixedly connected with the inner wall of the second movable sleeve 11, a cross-shaped support 12 is fixedly arranged on the outer wall of the cross-shaped support 12, and a vertically downward support sleeve 13 is fixedly arranged at the bottom of the four ends of the cross-shaped support 12.

Example two

On the basis of embodiment one, there is vertical decurrent lift adjustment post 16 the inner wall sliding connection of support sleeve 13, threaded hole 14 is opened to the bottom outer wall of support sleeve 13, threaded hole 14's inner wall spiro union has fastening bolt 15, lift adjustment post 16 that four support sleeve 13 inner wall sliding connection have is taken out, make four lift adjustment post 16's bottom support subaerial, then through rotatory fastening bolt 15, be fixed in lift adjustment post 16 on support sleeve 13's inner wall, through adjusting four lift adjustment post 16's height and then make the utility model discloses support subaerial steadily.

EXAMPLE III

Based on embodiment one, the fixed positioning groove 17 that is equipped with in top central point of measuring dull and stereotyped 1, the inner wall of positioning groove 17 is pegged graft and is had electron wind pressure appearance 18, electron wind pressure appearance 18 is including two measuring ends, two measuring ends all communicate there is air duct 19, orientation through air duct 19 keeps perpendicular with the air current, electron wind pressure appearance 18 can detect out the wind pressure of air current, open the top both sides of measuring dull and stereotyped 1 has symmetrical through hole, the one end of two air ducts 19 is located the bottom of measuring dull and stereotyped 1 through the through hole, the bottom middle circumference axis of two air ducts 19 is parallel with the outer wall of wind vane 2 and balance plate 3 respectively, make the bottom orientation of air duct 19 keep the unanimity with measuring dull and stereotyped 1, wind vane 2 and balance plate 3, measuring dull and stereotyped 1, wind vane 2 and balance plate 3 are made by the aluminum alloy foil, can reduce the quality of measuring dull and stereotyped 1, wind vane 2 and balance plate 3, and then improve the sensitivity that measuring dull and stereotyped 1, wind vane 2 and balance plate 3 receive the air current to change the direction.

The utility model discloses the theory of operation:

referring to the attached drawings 1-4 of the specification, firstly during the use the utility model discloses remove to appointed position on, take out some lift adjustment post 16 of four supporting sleeve 13 inner wall sliding connection, make the bottom sprag of four lift adjustment post 16 subaerial, then through rotatory fastening bolt 15, be fixed in lift adjustment post 16 on the inner wall of supporting sleeve 13, through adjusting the height and then make of four lift adjustment post 16 the utility model discloses steadily support subaerial, measure dull and stereotyped 1, wind direction board 2 articulates in the bottom of fixed disk 10 through adjusting to post 7 with balancing plate 3, the mine inner airflow blows through the rotation fastening bolt 15 the utility model discloses the time, through measuring dull and stereotyped 1, wind direction board 2 is bigger with the contact surface of air current its resistance more with balancing plate 3, for this reason, measure dull and stereotyped flow resistance 1, can produce the skew when wind direction board 2 receives the side resistance with balancing plate 3, first movable sleeve 6 that locating plate 5 tops were equipped with is connected with adjusting to post 7 through first bearing 8, adjust to post 7 and be connected with fixed disk 10 through second bearing, measure dull and stereotyped 1 for this reason, wind direction board 2 and balancing plate 3 pass through adjusting post 3 as adjusting post 7, the wind direction board 3 and air current is just so that the wind direction board is measured the air current is the vertical air current detection of the measuring is convenient for the vertical measurement 2, the vertical measurement is the measuring is the air current detection instrument, 2 is the vertical measurement is convenient for this reason, the measuring is the vertical measurement 2 and is 3, the air current detection instrument is the air current detection of the flat board 2 and is the air current detection.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a mine wind pressure measuring device, is dull and stereotyped (1) including measuring, its characterized in that: a vertically downward wind vane (2) is fixedly arranged at the central position of the bottom of the measuring flat plate (1), a balance plate (3) is fixedly arranged at one end of the bottom of the wind direction plate (2), the top center of the balance plate (3) is fixedly connected with one end of the bottom of the wind direction plate (2), the balance plate (3) is parallel to the measuring flat plate (1), two sides of the top of the balance plate (3) are fixedly provided with positioning brackets (4), the adjacent outer walls of the two positioning brackets (4) are fixedly provided with positioning plates (5), a first movable sleeve (6) is fixedly arranged at the center of the top of the positioning plate (5), a first bearing (8) is fixedly arranged on the inner wall of the first movable sleeve (6), the inner ring of the first bearing (8) is fixedly provided with a vertical upward direction-adjusting column (7), a second bearing (9) is fixedly arranged on the outer wall of the top of the direction-adjusting column (7), the top of the positioning plate (5) is provided with a fixed disc (10), the central position of the fixed disc (10) is provided with a second movable sleeve (11), the outer ring of the second bearing (9) is fixedly connected with the inner wall of a second movable sleeve (11), a cross-shaped bracket (12) is fixedly arranged on the outer wall of the fixed disc (10), four end bottoms of the cross-shaped bracket (12) are fixedly provided with vertical downward supporting sleeves (13).

2. The mine wind pressure measuring device according to claim 1, characterized in that: the inner wall sliding connection of support sleeve (13) has vertical decurrent lift adjustment post (16), threaded hole (14) is opened to the bottom outer wall of support sleeve (13), the inner wall spiro union of threaded hole (14) has fastening bolt (15).

3. The mine wind pressure measuring device according to claim 1, characterized in that: the top central point of measuring dull and stereotyped (1) puts the fixed positioning groove (17) that is equipped with, the inner wall of positioning groove (17) is pegged graft and is had electron wind pressure appearance (18).

4. The mine wind pressure measuring device according to claim 3, characterized in that: the electronic wind pressure instrument (18) comprises two measuring ends, and the two measuring ends are communicated with air guide pipes (19).

5. The mine wind pressure measuring device according to claim 4, characterized in that: two symmetrical through holes are formed in two sides of the top of the measuring flat plate (1), one end of each air duct (19) is located at the bottom of the measuring flat plate (1) through the corresponding through hole, and the middle peripheral axis of the bottom of each air duct (19) is parallel to the outer walls of the wind direction plate (2) and the balance plate (3) respectively.

6. The mine wind pressure measuring device according to claim 1, characterized in that: the measuring flat plate (1), the wind direction plate (2) and the balance plate (3) are made of aluminum alloy metal sheets.