CN220395745U - Ventilation device for coal mine - Google Patents

Abstract

The utility model discloses a ventilation device for a coal mine, which comprises a shell, a detection mechanism and a ventilation mechanism, wherein a first end of the shell is provided with an air inlet, a second end of the shell is provided with an air outlet, the upper surface of the shell is provided with a detection opening, the detection mechanism is arranged on the upper surface of the shell to cover the detection opening, the detection mechanism comprises an air quality detector, the ventilation mechanism is arranged on a fixed plate, the fixed plate is connected with the inner wall of the shell, the ventilation mechanism comprises a driving motor and fan blades, and the fan blades are in transmission connection with the driving motor. The ventilation device for the coal mine has the advantages of good ventilation effect, real-time air quality detection and timely dangerous gas discovery.

Description

Ventilation device for coal mine

Technical Field

The utility model relates to the technical field of underground ventilation, in particular to a ventilation device for a coal mine.

Background

The coal mine is divided into an open pit coal mine and an underground coal mine, when the underground coal mine is mined, a deeper mine hole needs to be dug downwards, ventilation devices are usually needed to be used for guaranteeing the ventilation of the inside of the mine hole, the ventilation of the inside of the mine hole is increased, and the fact that the staff in the mine hole can have enough oxygen is guaranteed. When the ventilation device in the related art is used, air can only be extracted or conveyed, quality detection can not be carried out on the air in the mine cavity, dangerous gas in the mine cavity can not be conveniently and timely generated by workers, and the ventilation device is easily blocked due to more air dust in the mine cavity, so that the use effect of the ventilation device is affected.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the embodiment of the utility model provides the ventilation device for the coal mine, which has the advantages of good ventilation effect, real-time air quality detection and timely dangerous gas discovery.

According to the ventilation device for the coal mine, which is disclosed by the embodiment of the utility model, the ventilation device for the coal mine comprises a shell, a detection mechanism and a ventilation mechanism, wherein the first end of the shell is provided with an air inlet, the second end of the shell is provided with an air outlet, the upper surface of the shell is provided with a detection opening, the detection mechanism is arranged on the upper surface of the shell so as to cover the detection opening, the detection mechanism comprises an air quality detector, the ventilation mechanism is arranged on a fixed plate, the fixed plate is connected with the inner wall of the shell, the ventilation mechanism comprises a driving motor and fan blades, and the fan blades are in transmission connection with the driving motor.

The ventilation device for the coal mine has the advantages of good ventilation effect, real-time air quality detection and timely dangerous gas discovery.

In some embodiments, an air guide plate is disposed on a side of the housing adjacent to the second end, and the air guide plate forms an angle with the air inlet direction to guide the air flow into the detection port.

In some embodiments, the detection port comprises an air inlet and an air outlet, the air filter plate is arranged between the air inlet and the air outlet, and the air quality detector is arranged on one side of the air outlet of the detection mechanism.

In some embodiments, a filter plate is arranged in the shell, the filter plate forms a certain angle with the air inlet direction of the shell, a baffle plate is arranged at the bottom of the filter plate, and the baffle plate is in sliding connection with the shell.

In some embodiments, a cleaning device is disposed in the housing, an axial direction of the cleaning device is parallel to the filter plate, the cleaning device includes an electric push rod and a scraper, one end of the electric push rod is connected with the housing, the other end of the electric push rod is connected with the scraper, and the scraper is abutted with the filter plate.

In some embodiments, a dust fall port is formed in the bottom of the shell corresponding to the filter plate, and a dust collection box is mounted in the bottom of the shell corresponding to the dust fall port, and comprises a dust collection box body and a collection box, and the collection box is in sliding connection with the dust collection box body.

In some embodiments, the dust bin further comprises a dust guide disposed on a side of the filter plate adjacent the first end, the dust guide having a triangular cross section.

In some embodiments, the air inlet is provided with a protection plate, and a plurality of air inlet grids are distributed at equal intervals on the protection plate.

In some embodiments, a mounting plate is provided on a side of the housing, and a mounting through hole is provided on the mounting plate to fix the housing.

In some embodiments, the mounting plate is provided with a reinforcing plate to enhance the structural strength of the mounting frame, one or both ends of the reinforcing plate being connected to the housing.

Drawings

Fig. 1 is a perspective view of a ventilation apparatus for a coal mine according to an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional view of a ventilation device for a coal mine according to an embodiment of the present utility model.

Fig. 3 is a schematic structural view of a cleaning device of a ventilation device for a coal mine according to an embodiment of the present utility model.

Fig. 4 is a schematic structural view of a detecting mechanism of a ventilation device for a coal mine according to an embodiment of the present utility model.

Reference numerals: 100. a housing 110, an air inlet; 120. an air outlet; 131. an air inlet; 132. an air outlet; 133. a wind filtering plate; 2. an air quality detector; 3. a fixing plate; 4. a driving motor; 5. a fan blade; 6. an air guide plate; 7. a filter plate; 8. a reinforcing plate; 9. a baffle; 10. an electric push rod; 11. a scraper; 12. a dust falling port; 13. a dust collection box; 14. a collection box; 15. a dust guide; 16. a protection plate; 17. a mounting plate; 171. and (5) installing the through holes.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

According to the ventilation device for the coal mine, as shown in fig. 1 to 4, the ventilation device for the coal mine comprises a shell 100, a detection mechanism and a ventilation mechanism, wherein a first end of the shell 100 is provided with an air inlet 110, a second end of the shell 100 is provided with an air outlet 120, a detection port is formed in the upper surface of the shell 100, the detection mechanism is arranged on the upper surface of the shell 100 to cover the detection port, the detection mechanism comprises an air quality detector 2, the ventilation mechanism is arranged on a fixed plate 3, the fixed plate 3 is connected with the inner wall of the shell 100, the ventilation mechanism comprises a driving motor 4 and fan blades 5, and the fan blades 5 are in transmission connection with the driving motor 4. The air inlet 110 at the first end of the casing 100 is opposite to the air outlet 120 at the second end, the detection mechanism is arranged at a detection port on the upper surface of the casing 100 to detect the air quality in the casing 100, the ventilation mechanism is arranged inside the casing 100, and the fan blades 5 are driven by the driving motor 4 to rotate so as to drive the air in the casing 100 to flow towards the outlet direction at the second end of the casing 100. The ventilation mechanism improves ventilation efficiency, and the detection mechanism can detect air quality and timely discover dangerous gas.

The ventilation device for the coal mine has the advantages of good ventilation effect, real-time air quality detection and timely dangerous gas discovery.

In some embodiments, as shown in fig. 2, a side of the housing 100 adjacent to the second end is provided with an air guide plate 6, and the air guide plate 6 forms an angle with the air inlet direction to guide the air flow into the detection port.

Specifically, the air guide plate 6 is obliquely disposed inside the housing 100, and the air flow entering from the air inlet 110 is blocked by the air guide plate 6, and the air flow direction is deflected toward the detection port, and the air flow enters the detection port, so that the detection mechanism can detect air.

In some embodiments, as shown in fig. 2 and 4, the detection port includes an air inlet 131 and an air outlet 132, and the air filter plate 133 is disposed between the air inlet 131 and the air outlet 132, and the air quality detector 2 is disposed on one side of the air outlet 132 of the detection mechanism.

Specifically, the air flow enters the air inlet 131, is filtered by the air filtering plate 133, and then enters the air quality detector 2, the air quality is detected by the air quality detector 2, the air quality detector 2 can detect formaldehyde, TVOC, temperature and humidity and other harmful gases in real time, the concentration of pollutants can be accurately measured through the internal sensor, the air quality index AQI is calculated, and the alarm is given when the concentration exceeds the standard. The air flow leaves the detection mechanism from the air outlet 132. The air filter plate 133 is provided with a plurality of small holes which are distributed at equal intervals, the air filter plate 133 filters dust impurities and the like in air flow, dust is prevented from entering the air quality detector 2 to influence the service life of the air quality detector 2, the air filter plate 133 can reduce the flow speed of the air flow, the air quality detector 2 can better detect the air quality, the air quality detector 2 can transmit detection data to a control terminal through a wire, and workers can conveniently find dangerous gas in time and quickly respond.

In some embodiments, as shown in fig. 2 and 3, a filter plate 7 is disposed in the housing 100, the filter plate 7 forms an angle with the air inlet direction of the housing 100, a baffle plate 9 is disposed at the bottom of the filter plate 7, and the baffle plate 9 is slidably connected with the housing. The filter plate 7 makes an angle with the air inlet direction of the housing 100 so that dust naturally slides downward, and the dust residual quantity of the filter plate 7 is primarily reduced.

From this, the filter is the area of contact and the contact time that the inlet direction of certain angle with the casing can increase filter and air current, filters the dust in the air current better, and the filter bottom sets up the baffle, baffle and casing sliding connection, and pulling baffle makes the filter slide relative casing when need changing the filter take out the filter be convenient for change the filter.

In some embodiments, as shown in fig. 2 and 3, a cleaning device is provided in the housing 100, the axial direction of the cleaning device is parallel to the filter plate 7, the cleaning device includes an electric putter 10 and a scraper 11, one end of the electric putter 10 is connected to the housing 100, the other end of the electric putter 10 is connected to the scraper 11, and the scraper 11 abuts against the filter plate 7.

Specifically, the axial direction of electric putter 10 is parallel with filter 7, and electric putter 10 flexible end and scraper blade 11 are fixed to link to each other, and electric putter 10 can have two, and electric putter 10 promotes scraper blade 11 at the surface movement of filter 7, and scraper blade 11 contacts with the face of filter 7 towards air inlet 110 one side, and scraper blade 11 and filter 7 butt contact can be clear the dust of accumulating on the filter 7, and the filter effect of filter 7 has been guaranteed to the clean filter 7 of scraper blade 11 through electric putter 10 drive.

In some embodiments, as shown in fig. 2, a dust falling port 12 is provided at the bottom of the housing 100 corresponding to the filter plate 7, a dust box 13 is mounted at the bottom of the housing 100 corresponding to the dust falling port 12, the dust box 13 includes a dust box 13 body and a collecting box 14, and the collecting box 14 is slidably connected with the dust box 13 body.

Specifically, the dust that the dust fall mouth 12 of casing 100 bottom can receive the dust that is cleared up by scraper blade 11 on the filter 7 and avoid the air current to blow up the dust and cause secondary pollution, and dust collection box 13 sets up in dust fall mouth 12 department and collects the dust and be convenient for clean the inside dust residual volume of casing 100 has been reduced, and collection box 14 sets up in dust collection box 13 originally, and the dust of dust fall mouth 12 department falls into in collection box 14, and the user pulls out collection box 14 and is convenient for clear up dust collection box 13 with collection box 14 body 13.

In some embodiments, as shown in fig. 2 and 3, the dust box 13 further includes a dust guide 15, where the dust guide 15 is disposed on a side of the filter plate 7 adjacent to the first end, and the dust guide 15 has a triangular cross section.

Specifically, the axial length of the dust guide 15 is consistent with the width of the filter plate 7, and the dust falling on the filter plate 7 falls on the inclined surface of the dust guide 15 and then falls into the dust falling port 12, so that dust can be collected conveniently to avoid dust accumulation.

In some embodiments, as shown in fig. 1, the air inlet 110 is provided with a protection plate 16, and a plurality of air inlet grids are equally spaced apart from the protection plate 16.

Specifically, the shielding plate 16 is connected to the housing 100 and closes the air inlet 110, and the plurality of air inlet grilles of the shielding plate 16 can block external dust and foreign matters from entering the inside of the ventilation device, thereby protecting the equipment.

In some embodiments, as shown in fig. 1, a mounting plate 17 is provided at a side of the housing 100, and a mounting through hole 171 is provided on the mounting plate 17 to fix the housing.

In some embodiments, as shown in fig. 2, the mounting plate 17 is provided with a reinforcing plate 8 to enhance the structural strength of the mounting frame, one or both ends of the reinforcing plate 8 being connected to the housing 100.

Thereby, the reinforcing plate 8 is fixedly connected with the mounting plate 17 to improve the structural strength of the mounting plate 17, and the reinforcing plate 8 is connected with the inner wall of the housing 100 in the up-down direction to reduce the blocking of the air flow by the reinforcing plate 8.

Specifically, the mounting plate 17 is disposed on a side surface of the housing 100 opposite to each other, at least two mounting through holes 171 are formed in the mounting plate 17, and the mounting through holes 171 and the bolts cooperate to fix the housing 100 at a desired position for convenience.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular 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 utility model. In this specification, schematic representations of the above terms are not necessarily directed 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. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A ventilation device for a coal mine, comprising:

the device comprises a shell, wherein the first end of the shell is provided with an air inlet, the second end of the shell is provided with an air outlet, and the upper surface of the shell is provided with a detection port;

the detection mechanism is arranged on the upper surface of the shell to cover the detection port and comprises an air quality detector; and

the ventilation mechanism is arranged on the fixing plate, the fixing plate is connected with the inner wall of the shell, the ventilation mechanism comprises a driving motor and fan blades, and the fan blades are connected with the driving motor in a transmission mode.

2. A ventilation device for coal mines according to claim 1, wherein an air guide plate is arranged on one side of the housing adjacent to the second end, and the air guide plate forms an angle with the air inlet direction to guide the air flow into the detection port.

3. The ventilation device for coal mines according to claim 2, wherein the detection port comprises an air inlet and an air outlet, a wind filter plate is arranged between the air inlet and the air outlet, and the air quality detector is arranged on one side of the air outlet of the detection mechanism.

4. The ventilation device for coal mines according to claim 1, wherein a filter plate is arranged in the shell, the filter plate forms a certain angle with the air inlet direction of the shell, a baffle plate is arranged at the bottom of the filter plate, and the baffle plate is in sliding connection with the shell.

5. The ventilation device for coal mines according to claim 4, wherein a cleaning device is arranged in the shell, the axial direction of the cleaning device is parallel to the filter plate, the cleaning device comprises an electric push rod and a scraping plate, one end of the electric push rod is connected with the shell, the other end of the electric push rod is connected with the scraping plate, and the scraping plate is abutted with the filter plate.

6. The ventilation device for coal mines according to claim 4, wherein a dust fall port is formed in the bottom of the housing corresponding to the filter plate, and a dust box is mounted in the bottom of the housing corresponding to the dust fall port, the dust box comprises a dust box body and a collecting box, and the collecting box is slidably connected with the dust box body.

7. A ventilation device for coal mines according to claim 6, further comprising a dust guide member disposed on a side of said filter plate adjacent to said first end, said dust guide member being triangular in cross section.

8. The ventilation device for coal mines according to claim 1, wherein the air inlet is provided with a protection plate, and a plurality of air inlet grids are distributed at equal intervals on the protection plate.

9. A ventilation device for coal mines according to claim 1, wherein the side face of the housing is provided with a mounting plate, and the mounting plate is provided with a mounting through hole for fixing the housing.

10. A ventilation device for coal mines according to claim 9, wherein said mounting plate is provided with a reinforcing plate to enhance structural strength of the mounting bracket, one or both ends of said reinforcing plate being connected to said housing.