CN222436407U - A cooling and dust removal device for coal mining working face - Google Patents

Abstract

The utility model discloses a cooling and dedusting device for a coal mine excavation working face, which comprises a reinforcing frame, wherein bases are fixedly connected to two sides of the bottom of the reinforcing frame, a water tank is fixedly arranged at the top of the reinforcing frame, a first water collecting plate and a second water collecting plate are fixedly arranged at positions close to two sides of the inner top of the reinforcing frame, four drain pipes are communicated with the bottom of the water tank, and a first spray head and a second spray head are fixedly arranged at the bottoms of the first water collecting plate and the second water collecting plate respectively. This cooling dust collector of working face is excavated in colliery through the design of water tank, drain pipe, water collecting plate one and water collecting plate two, can spray the working face with cold water evenly on, absorbs heat and reduce the temperature of working face rapidly, simultaneously, the even distribution of water smoke has been ensured in the design of shower nozzle, has improved the cooling effect, the design of dust absorption fan and dust absorption head, can inhale the dust collection case with the dust that the working face produced in, the use of screen cloth has further filtered the large granule impurity in the air.

Description

Cooling and dedusting device for coal mine excavation working face

Technical Field

The utility model relates to the technical field of cooling and dust removing devices, in particular to a cooling and dust removing device for a coal mine excavation working face.

Background

In coal mining operations, the operations of the underground coal seam and the machinery are continuously performed, so that a large amount of heat and dust are generated on the operation surface. The heat and dust not only seriously affect the comfort level of the working environment, but also form a serious threat to the physical health and safety production of workers, and the cooling and dust removing device is generally applied to occasions needing to improve the air quality of the working environment, such as coal mine mining working surfaces, factory workshops, building sites and the like.

The cooling and dedusting device for the coal mine mining working face is described in a comparison document (publication number: CN 220203946U), and the device achieves the functions of dust collection, cooling and dedusting through the combination of components such as a movable base, a fixed box, a dedusting box, a storage box and an installation box, but has the problem that the treatment effect is poor in practical application, specifically, the device still needs to be improved in the aspects of dedusting efficiency and cooling effect, and in the aspect of dedusting efficiency, due to the fact that the dust concentration of the coal mine mining working face is high and the particle size distribution is wide, all dust particles are difficult to be completely captured and effectively treated in the traditional dust collection and dedusting mode, so that the dedusting effect is unsatisfactory. In addition, along with the extension of operating time, the laying dust volume in the dust removal case increases gradually, if can not in time clear up, still can influence the normal operating of dust removal efficiency and equipment, in the aspect of cooling effect, although the device sprays the water smoke through spray pipe and nozzle and reduces air temperature, but factors such as the coverage of water smoke, homogeneity and duration all can influence cooling effect, simultaneously, under the environment of high temperature and high humidity, water smoke evaporation rate accelerates, probably leads to humidity too high, on the contrary influences operational environment's comfort level.

Disclosure of utility model

The utility model aims to provide a cooling and dedusting device for a coal mine excavation working face, which aims to solve the problems in the background technology.

The cooling and dedusting device for the coal mine mining working face comprises a reinforcing frame, wherein bases are fixedly connected to two sides of the bottom of the reinforcing frame, a water tank is fixedly installed at the top of the reinforcing frame, a water collecting plate I and a water collecting plate II are fixedly installed at positions close to two sides of the inner top of the reinforcing frame, four drain pipes are communicated with the bottom of the water tank, a spray head I and a spray head II are fixedly installed at the bottoms of the water collecting plate I and the water collecting plate II respectively, supporting plates are fixedly installed on two sides of the reinforcing frame, a plurality of dust suction fans are fixedly installed on one side of each supporting plate, anti-adhesion plates are fixedly connected to two sides of the reinforcing frame, dust suction fans are communicated with dust suction pipes through the input ends of one sides of the dust suction fans, and one sides of the dust suction pipes penetrate through the inner parts of the anti-adhesion plates and are communicated with dust suction heads.

Compared with the prior art, the utility model has the beneficial effects that:

This cooling dust collector of working face is excavated in colliery, through the design of water tank, the drain pipe, water collecting plate one and water collecting plate two, can spray the working face with cold water evenly, absorb heat rapidly and reduce the temperature of working face, simultaneously, the even distribution of water smoke has been ensured in the design of shower nozzle, cooling effect has been improved, dust absorption fan and dust absorption head's design, can inhale the dust collection case with the dust that the working face produced, the use of screen cloth has further filtered the large granule impurity in the air, dust removal efficiency has been improved, the adsorption screen board then can adsorb and collect more dust, further improved dust removal effect, the device reasonable in design, and a structure is simple, make operation and maintenance more simple and convenient, simultaneously, external frame and dodge gate's design, the inside cleanness and the maintenance of device have been made things convenient for.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged partial schematic view of the FIG. 1A;

FIG. 3 is an enlarged partial schematic view of the B of FIG. 1 according to the present utility model;

FIG. 4 is a perspective view showing the structure of the adsorption net plate according to the present utility model.

In the figure, 1, a reinforcing frame, 2, a base, 3, an external frame, 4, a water tank, 5, a first water collecting plate, 6, a second water collecting plate, 7, a drain pipe, 8, a first spray nozzle, 9, a second spray nozzle, 10, a supporting plate, 11, an anti-adhesion plate, 12, a dust suction fan, 13, a dust suction pipe, 14, a dust suction head, 15, a dust discharge pipe, 16, a connecting pipe, 17, a dust collecting box, 18, a rotating rod, 19, an adsorption screen plate, 20, a movable sealing plate, 21 and a movable door.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a cooling and dedusting device for a coal mine excavation working face, which comprises a reinforcing frame 1, wherein two sides of the bottom of the reinforcing frame 1 are fixedly connected with a base 2, the top of the reinforcing frame 1 is fixedly provided with a water tank 4, the positions close to two sides of the top in the reinforcing frame 1 are fixedly provided with a water collecting plate I5 and a water collecting plate II 6, the bottom of the water tank 4 is communicated with four drain pipes 7, the bottoms of the water collecting plate I5 and the water collecting plate II 6 are respectively fixedly provided with a spray head I8 and a spray head II 9, two sides of the reinforcing frame 1 are fixedly provided with a supporting plate 10, one side of the supporting plate 10 is fixedly provided with a plurality of dust suction fans 12, two sides in the reinforcing frame 1 are fixedly connected with an anti-adhesion plate 11, the dust suction fans 12 are communicated with a dust suction pipe 13 through the input ends at one side of the dust suction fans 13, and one side of the dust suction pipe 13 penetrates into the anti-adhesion plate 11 and is communicated with a dust suction head 14.

The top of strengthening frame 1 both sides and the top of two bases 2 are all fixedly connected with external frame 3, and the bottom position movable mounting that leans on of external frame 3 has dodge gate 21, and the air-out net has been seted up to the bottom position that leans on of dodge gate 21, and the setting of external frame 3 provides extra support and stability, has ensured cooling dust collector's whole steadiness, and the design of dodge gate 21 allows the staff to conveniently maintain and clean the device inside, and the air-out net has then ensured the circulation of air.

The bottoms of the two drain pipes 7 are respectively communicated with the tops of the first water collecting plate 5 and the second water collecting plate 6, so that water in the water tank 4 can be uniformly and rapidly distributed into the two water collecting plates, and then the water can be uniformly sprayed to a working surface through the first spray head 8 and the second spray head 9, and the effects of cooling and dust removal are effectively achieved.

A screen is fixedly installed on one side of the dust collection head 14, so that large-particle impurities in the sucked air can be effectively filtered.

A dust box 17 is fixedly arranged at one side of the top of the base 2, a dust exhaust pipe 15 is communicated with the dust suction fan 12 through the output end at the other side of the dust suction fan, a connecting pipe 16 is communicated with one side of the dust exhaust pipe 15, and one side of the connecting pipe 16 penetrates into the dust box 17.

The inside rotation of dust collection box 17 is connected with bull stick 18, and the fixed surface of bull stick 18 installs and adsorbs otter board 19, and the total number that adsorbs otter board 19 setting is twelve, can adsorb and collect the dust through dust absorption fan 12 suction effectively, has realized effectively removing dust to the working face.

A movable sealing plate 20 is movably arranged on one side of the dust box 17, an air outlet net is fixedly arranged at the position close to the bottom of the movable sealing plate 20, and the movable sealing plate 20 on one side of the dust box 17 allows a worker to conveniently open and close the dust box 17 for cleaning and collecting dust.

The working principle is that when the dust collector works, water in the water tank 4 flows into the water collecting plate I5 and the water collecting plate II 6 through the water discharging pipe 7, then, the water is sprayed onto a working surface in a mist form through the spray head I8 and the spray head II 9, the temperature of the working surface is reduced by utilizing the principle of water evaporation and heat absorption, meanwhile, the dust collecting fan 12 is started, dust on the working surface is absorbed through the dust collecting pipe 13 and the dust collecting head 14, large particle impurities in the air are filtered out through the screen mesh in the dust collecting head 14, the dust is sucked into the dust discharging pipe 15, the dust in the dust discharging pipe 15 enters the dust collecting box 17 through the connecting pipe 16 and is captured and collected by the rotary adsorption screen 19, and finally, the dust in the dust collecting box 17 can be cleaned by opening the movable sealing plate 20.

In summary, the cooling and dedusting device for the coal mine mining working face can uniformly spray cold water on the working face through the design of the water tank 4, the water drain pipe 7, the water collecting plate I5 and the water collecting plate II 6, quickly absorb heat and reduce the temperature of the working face, meanwhile, the design of the spray head ensures uniform distribution of water mist, the cooling effect is improved, the design of the dust suction fan 12 and the dust suction head 14 can suck dust generated by the working face into the dust collection box 17, the use of the screen mesh further filters large particle impurities in air, the dedusting efficiency is improved, the adsorption screen 19 can adsorb and collect more dust, the dedusting effect is further improved, the device is reasonable in design, simple in structure, and convenient to operate and maintain, and meanwhile, the design of the external frame 3 and the movable door 21 facilitates cleaning and maintenance of the inside of the device.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The cooling and dust removing device for the coal mine excavation working face comprises a reinforcing frame (1) and is characterized in that bases (2) are fixedly connected to two sides of the bottom of the reinforcing frame (1), a water tank (4) is fixedly arranged at the top of the reinforcing frame (1), a first water collecting plate (5) and a second water collecting plate (6) are fixedly arranged at two sides of the inner top of the reinforcing frame (1), four drain pipes (7) are communicated with the bottom of the water tank (4), a first spray head (8) and a second spray head (9) are fixedly arranged at the bottoms of the first water collecting plate (5) and the second water collecting plate (6) respectively, a supporting plate (10) is fixedly arranged at two sides of the reinforcing frame (1), a plurality of dust suction fans (12) are fixedly arranged at one side of the supporting plate (10), a dust suction pipe (13) is fixedly connected to two sides of the reinforcing frame (1), one side of the dust suction fans (12) penetrates through an input end of one side of the dust suction pipe (13) to the dust suction pipe (11), and the dust suction pipe (14) is communicated with the inner side of the dust suction pipe (11).

2. The cooling and dust removing device for the coal mine excavation working face of claim 1, wherein the top parts of two sides of the reinforcing frame (1) and the top parts of the two bases (2) are fixedly connected with an external frame (3), a movable door (21) is movably installed at the position, close to the bottom, of the external frame (3), and an air outlet net is arranged at the position, close to the bottom, of the movable door (21).

3. The cooling and dedusting device for the coal mine excavation working face of claim 1, wherein bottoms of two drain pipes (7) are respectively communicated with tops of a first water collecting plate (5) and a second water collecting plate (6).

4. A cooling and dedusting device for a coal mine working face as claimed in claim 1, wherein a screen is fixedly arranged on one side in the dust collection head (14).

5. The cooling and dust removing device for the coal mine excavation working face of claim 1, wherein a dust collecting box (17) is fixedly arranged at one side of the top of the base (2), a dust exhaust pipe (15) is communicated with the dust collecting fan (12) through the output end of the other side of the dust collecting fan, a connecting pipe (16) is communicated with one side of the dust exhaust pipe (15), and one side of the connecting pipe (16) penetrates into the dust collecting box (17).

6. The cooling and dedusting device for the coal mine extraction working face according to claim 5, wherein a rotating rod (18) is rotatably connected in the dust collection box (17), adsorption screen plates (19) are fixedly arranged on the surface of the rotating rod (18), and the total number of the adsorption screen plates (19) is twelve.

7. The cooling and dedusting device for the coal mine excavation working face of claim 5, wherein a movable sealing plate (20) is movably arranged on one side of the dust collection box (17), and an air outlet net is fixedly arranged at the position close to the bottom of the movable sealing plate (20).