CN218177288U

CN218177288U - Long-term monitoring devices of colliery underworkings ventilation resistance

Info

Publication number: CN218177288U
Application number: CN202221661250.6U
Authority: CN
Inventors: 江超; 李金龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-30
Anticipated expiration: 2032-06-29

Abstract

The utility model relates to a tunnel draft resistance monitoring technology field specifically is a long-term monitoring devices of colliery underworkings draft resistance, including the monitoring case, the top fixedly connected with connecting pipe of monitoring case, the one end swing joint of connecting pipe has the air-supply line, fixedly connected with rose box on the connecting pipe, the inside fixedly connected with filter screen of rose box. Has the advantages that: through setting up the connecting pipe, air-supply line swing joint is in one side of connecting pipe, when using, fix the device on the tunnel, wind passes through the air-supply line and gets into the inside of connecting pipe, and monitor the inside of case of monitoring, at the in-process of monitoring, the starter motor, make the pivot drive first gear revolve, and first gear meshes with the second gear mutually, make the second gear drive whole air-supply line and rotate, the locating piece rotates in the inside of locating plate simultaneously, fix a position, make the air-supply line let in the case of monitoring with the wind of different positions in the tunnel monitor, monitoring effect is good.

Description

Long-term monitoring devices of colliery underworkings ventilation resistance

Technical Field

The utility model relates to a tunnel draft resistance monitoring technology field, in particular to colliery underworkings draft resistance long-term monitoring devices.

Background

The mine tunnel is excavated in different rocks along different directions and different inclination angles and according to different sections and lengths, serves different ranges and is a general name of various underground spaces with different purposes, a ventilation system in the underground excavation tunnel of the coal mine is formed by a ground ventilator, a local ventilator and a tunnel air outlet, and the ventilation system is easily influenced to cause an unstable ventilation phenomenon due to the complex environment of the underground coal mine, so that the ventilation resistance needs to be monitored for a long time.

The existing coal mine underground roadway ventilation resistance long-term monitoring device has the following defects:

1. when the existing coal mine underground roadway ventilation resistance long-term monitoring device is used, monitoring is carried out through a differential pressure sensor, air enters the differential pressure sensor through a rubber pipe, and the position of an air inlet is fixed, so that adjustment is inconvenient;

2. when the existing device for monitoring the ventilation resistance of the underground coal mine roadway for a long time is used, impurities can easily enter a ventilation pipe, and the device is easy to block for a long time, so that the use is influenced.

SUMMERY OF THE UTILITY MODEL

The object of the utility model is to solve at least one of the technical defects.

Therefore, an object of the utility model is to provide a long-term monitoring devices of colliery underworkings ventilation resistance to solve the problem mentioned in the background art, overcome the not enough that exists among the prior art.

In order to achieve the above object, an embodiment of an aspect of the present invention provides a coal mine underground roadway ventilation resistance long-term monitoring device, which includes a monitoring box, a connecting pipe is fixedly connected to the top of the monitoring box, and one end of the connecting pipe is movably connected to an air inlet pipe;

fixedly connected with rose box on the connecting pipe, the inside fixedly connected with filter screen of rose box, one side fixedly connected with cylinder of rose box, the output of cylinder is provided with the push rod, the one end fixedly connected with scraper blade of push rod, scraper blade swing joint is in the top of filter screen.

Preferably, according to any one of the above schemes, a positioning plate is fixedly connected to one end of the connecting pipe, a positioning groove is formed in the positioning plate, a positioning block is fixedly connected to one end of the air inlet pipe, the positioning block is movably connected to the inside of the positioning groove, and when the air inlet pipe rotates, the positioning block rotates in the positioning plate to position the air inlet pipe.

Preferably, by any one of the above schemes, one end of the air inlet pipe is fixedly connected with an air collecting cover, the top of the monitoring box is fixedly connected with an air outlet pipe, and a differential pressure sensor is arranged in the monitoring box.

The filter box is characterized in that a box door is arranged on one side of the filter box, a baffle is fixedly connected to the bottom of the filter screen, the baffle is located on one side of the box door, and impurities on one side of the baffle can be taken out conveniently by opening the box door.

Preferably by any one of the above schemes, the outer fixed surface of the connecting pipe is connected with a support frame, the top of the support frame is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating shaft, and the outer fixed surface of the rotating shaft is connected with a first gear.

Preferably, by any one of the above schemes, the outer surface of the air inlet pipe is fixedly connected with a second gear, the second gear is movably connected to the top of the first gear, the first gear is meshed with the second gear, when the first gear rotates, the second gear rotates to rotate the air inlet pipe, and the air at different positions in the roadway is introduced into the monitoring box for monitoring, so that the monitoring effect is good.

Compared with the prior art, the utility model has the advantages and beneficial effects do:

1. this colliery underworkings ventilation resistance long-term monitoring devices, through setting up the connecting pipe, air-supply line swing joint is in one side of connecting pipe, when using, fix the device on the tunnel, wind passes through the inside that the air-supply line got into the connecting pipe, and monitor in the inside of entering monitoring box, in the in-process of monitoring, starter motor, make the pivot drive first gear revolve, and first gear meshes with the second gear mutually, make the second gear drive whole air-supply line and rotate, the locating piece rotates in the inside of locating plate simultaneously, fix a position, make the air-supply line let in the monitoring box with the wind of different positions in the tunnel monitor, monitoring effect is good.

2. This colliery underworkings ventilation resistance long-term monitoring devices, through setting up the rose box, the rose box is located the connecting pipe, when using, wind monitors in getting into the monitoring box through air-supply line and connecting pipe, wind can pass through the rose box in the connecting pipe, filter through the filter screen in the rose box, impurity after the filtration is located the filter screen, reduce the influence of impurity to the monitoring box, when the impurity at filter screen top piles up when more, start-up cylinder, make the push rod promote the scraper blade, make the impurity at scraper blade with the filter screen top promote one side to the baffle, reduce the condition of filter screen jam, excellent in use effect.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of the connecting tube of the present invention;

FIG. 3 is a schematic structural view of the air inlet pipe of the present invention;

fig. 4 is a schematic structural view of the filter box of the present invention.

In the figure: 1-monitoring box, 2-connecting pipe, 3-air inlet pipe, 4-filtering box, 5-filtering net, 6-air cylinder, 7-push rod, 8-scraping plate, 9-positioning plate, 10-positioning block, 11-air outlet pipe, 12-baffle, 13-supporting frame, 14-motor, 15-first gear, 16-second gear.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary intended for explaining the present invention, and should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

As shown in fig. 1-4, the device for monitoring ventilation resistance of underground coal mine roadway for a long time in the embodiment of the present invention comprises a monitoring box 1, wherein the top of the monitoring box 1 is fixedly connected with a connecting pipe 2, and one end of the connecting pipe 2 is movably connected with an air inlet pipe 3; fixedly connected with rose box 4 on connecting pipe 2, the inside fixedly connected with filter screen 5 of rose box 4, one side fixedly connected with cylinder 6 of rose box 4, the output of cylinder 6 is provided with push rod 7, the one end fixedly connected with scraper blade 8 of push rod 7, scraper blade 8 swing joint in the top of filter screen 5.

As an optional technical solution of the utility model: one end fixedly connected with locating plate 9 of connecting pipe 2, the constant head tank has been seted up to the inside of locating plate 9, and the one end fixedly connected with locating piece 10 of air-supply line 3, locating piece 10 swing joint in the inside of constant head tank, when air-supply line 3 rotated, made locating piece 10 rotate in the inside of locating plate 9, fix a position air-supply line 3.

As an optional technical solution of the utility model: the one end fixedly connected with wind-collecting cover of air-supply line 3, the top fixedly connected with of monitoring case 1 goes out tuber pipe 11, and the inside of monitoring case 1 is provided with differential pressure sensor, carries out the draft resistance monitoring in to the tunnel through differential pressure sensor.

As an optional technical solution of the utility model: a box door is arranged on one side of the filter box 4, impurities in the filter box 4 can be taken out by opening the box door, a baffle 12 is fixedly connected to the bottom of the filter screen 5, and the baffle 12 is positioned on one side of the box door.

As an optional technical solution of the utility model: the outer fixed surface of connecting pipe 2 is connected with support frame 13, and the top fixedly connected with motor 14 of support frame 13, the output end fixedly connected with pivot of motor 14, the outer fixed surface of pivot is connected with first gear 15.

As an optional technical solution of the utility model: the outer surface of the air inlet pipe 3 is fixedly connected with a second gear 16, the second gear 16 is movably connected to the top of the first gear 15, the first gear 15 is meshed with the second gear 16, when the first gear 15 rotates, the second gear 16 rotates, the air inlet pipe 3 rotates, air at different positions in a roadway is introduced into the monitoring box 1 to be monitored, and the monitoring effect is good.

The utility model discloses a theory of operation as follows: when the device is used, the device is fixed on a roadway, air enters the inside of the connecting pipe 2 through the air inlet pipe 3 and enters the inside of the monitoring box 1 for monitoring, in the monitoring process, the motor 14 is started, the rotating shaft drives the first gear 15 to rotate, the first gear 15 is meshed with the second gear 16, the second gear 16 drives the whole air inlet pipe 3 to rotate, the positioning block 10 rotates inside the positioning plate 9 for positioning, the air inlet pipe 3 leads the air at different positions in the roadway into the monitoring box 1 for monitoring, the monitoring effect is good, in the monitoring process, due to the fact that the filter box 4 is arranged on the connecting pipe 2, the air can pass through the filter box 4 in the connecting pipe 2 and is filtered through the filter screen 5 in the filter box 4, the filtered impurities are located on the filter screen 5, the influence of the impurities on the monitoring box 1 is reduced, when the impurities on the top of the filter screen 5 are accumulated too much, the air cylinder 6 is started, the push rod 7 pushes the scraper 8, the scraper 8 pushes the impurities on the top of the filter screen 5 to one side of the baffle 12, the condition that the filter screen 5 is blocked is reduced, the using effect is good, the box is cleaned, when the impurities on the top of the filter box 5 are accumulated, the box is opened, the box door 8, and the push rod 7 is convenient to be taken out, and the box door is convenient to be used, and the box door is taken out, and the box.

Compared with the prior art, the utility model discloses for prior art have following beneficial effect:

1. this colliery underworkings ventilation resistance long-term monitoring devices, through setting up connecting

pipe

2, 3 swing joint in one side of connecting pipe 2 of air-supply line, when using, fix the device on the tunnel, wind passes through the inside that air-supply line 3 got into connecting pipe 2, and monitor in the inside of entering monitoring case 1, in the in-process of monitoring, starter motor 14, make the pivot drive first gear 15 and rotate, and first gear 15 meshes with second gear 16 mutually, make second gear 16 drive whole air-supply line 3 and rotate, locating piece 10 rotates in the inside of locating plate 9 simultaneously, fix a position, make air-supply line 3 let in monitoring case 1 with the wind of different positions in the tunnel in monitor, monitoring effect is good.

2. This colliery underworkings ventilation resistance long-term monitoring devices, through setting up rose box 4, rose box 4 is located connecting pipe 2, when using, wind passes through air-supply line 3 and connecting pipe 2 and gets into monitoring box 1 and monitors, wind can pass through rose box 4 in connecting pipe 2, filter through filter screen 5 in the rose box 4, impurity after the filtration is located filter screen 5, reduce the influence of impurity to monitoring box 1, when the impurity at filter screen 5 top piles up more, start cylinder 6, make push rod 7 promote scraper blade 8, make scraper blade 8 promote the one side to baffle 12 with the impurity at filter screen 5 top, reduce the condition of filter screen 5 jam, excellent in use effect.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It will be understood by those skilled in the art that the invention, including any combination of the elements of the above description and the detailed description and illustrated in the accompanying drawings, is not limited to the details and should not be construed as limited to the embodiments set forth herein for the sake of brevity. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the invention, and that those skilled in the art may make variations, modifications, substitutions and alterations herein without departing from the spirit and scope of the invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The long-term monitoring device for the ventilation resistance of the underground coal mine roadway is characterized by comprising a monitoring box (1), wherein the top of the monitoring box (1) is fixedly connected with a connecting pipe (2), and one end of the connecting pipe (2) is movably connected with an air inlet pipe (3);

fixedly connected with rose box (4) on connecting pipe (2), the inside fixedly connected with filter screen (5) of rose box (4), one side fixedly connected with cylinder (6) of rose box (4), the output of cylinder (6) is provided with push rod (7), the one end fixedly connected with scraper blade (8) of push rod (7), scraper blade (8) swing joint is in the top of filter screen (5).

2. The device for monitoring the ventilation resistance of the underground coal mine roadway for a long time as claimed in claim 1, wherein one end of the connecting pipe (2) is fixedly connected with a positioning plate (9), a positioning groove is formed in the positioning plate (9), one end of the air inlet pipe (3) is fixedly connected with a positioning block (10), and the positioning block (10) is movably connected in the positioning groove.

3. The device for monitoring the ventilation resistance of the coal mine underground roadway for a long time as claimed in claim 2, wherein one end of the air inlet pipe (3) is fixedly connected with an air collecting hood, the top of the monitoring box (1) is fixedly connected with an air outlet pipe (11), and a differential pressure sensor is arranged inside the monitoring box (1).

4. The device for monitoring the ventilation resistance of the underground coal mine roadway for a long time as claimed in claim 3, wherein a box door is arranged on one side of the filter box (4), a baffle plate (12) is fixedly connected to the bottom of the filter screen (5), and the baffle plate (12) is positioned on one side of the box door.

5. The device for monitoring the ventilation resistance of the underground coal mine roadway for a long time as claimed in claim 4, wherein a support frame (13) is fixedly connected to the outer surface of the connecting pipe (2), a motor (14) is fixedly connected to the top of the support frame (13), a rotating shaft is fixedly connected to the output end of the motor (14), and a first gear (15) is fixedly connected to the outer surface of the rotating shaft.

6. The device for monitoring the ventilation resistance of the underground coal mine roadway for a long time as claimed in claim 5, wherein a second gear (16) is fixedly connected to the outer surface of the air inlet pipe (3), the second gear (16) is movably connected to the top of the first gear (15), and the first gear (15) is meshed with the second gear (16).