Comprehensive dustproof device for fully mechanized coal mining face

Abstract

The utility model discloses a comprehensive dustproof device for a fully mechanized coal mining face, which comprises a base, pull handles are arranged on two sides of the base, a control button is arranged on the side edge of each pull handle, a mounting frame is arranged at the upper end of the base, a ventilation net is arranged on the mounting frame, a mounting groove is arranged on the side edge of the mounting frame, and the ventilation net is arranged in the mounting groove. A filter cotton plate is mounted on the mounting groove, a top sealing cover is arranged at the upper end of the mounting frame, and a buckling block is mounted on the top sealing cover; and the air pump is located in the base, and a tee joint is installed at the air exhaust end of the air pump. The four filter cotton plates in a single group provide sufficient dust adsorption strength, dust in the air can be fully collected, the phenomenon of poor environmental quality caused by excessive dust flying is avoided, meanwhile, the polluted filter cotton plates can be timely disassembled, cleaned and replaced through clamping between the mounting grooves and the filter cotton plates, and the dust removal efficiency is improved. The filtering quality of the filtering cotton plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of comprehensive dust prevention, in particular to a comprehensive dust prevention device for a fully mechanized mining working face. Background Art

[0002] The full name of the fully mechanized mining face is the fully mechanized mining face. It is generally equipped with coal mining machines, hydraulic supports, scraper conveyors, transfer machines, crushers, belt conveyors and other equipment, and the entire coal mining process is basically mechanized. During the operation of the fully mechanized mining face, dust will be generated, affecting the environment. Therefore, it is necessary to carry out comprehensive dust prevention treatment on the fully mechanized mining face, and provide a comprehensive dust prevention device for the fully mechanized mining face.

[0003] There are some problems that need to be solved when using existing dust prevention devices: first, the use of a single-layer filter cotton affects the dust collection effect, and untimely replacement can easily lead to deterioration of filtration quality; secondly, the existing negative pressure dust prevention equipment cannot be used in conjunction with dust suction equipment, resulting in the need to purchase dust removal and dust suction equipment separately, increasing costs. Therefore, a comprehensive dust prevention device for a comprehensive mining working face is provided to solve the above-mentioned problems. Utility Model Content

[0004] The purpose of the utility model is to provide a comprehensive dust prevention device for a fully mechanized mining working face to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A comprehensive dust prevention device for a fully mechanized mining working face, comprising:

[0007] A base, handles are installed on both sides of the base, control buttons are arranged on the sides of the handles, a mounting frame is installed on the upper end of the base, a ventilation net is arranged on the mounting frame, a mounting groove is opened on the side of the mounting frame, a filter cotton plate is installed on the mounting groove, a top cover is arranged on the upper end of the mounting frame, and a buckle block is installed on the top cover;

[0008] An air pump, the air pump is located inside the base, a three-way head is installed at the air suction end of the air pump, and a dust bag is connected to the exhaust end of the air pump, a first guide tube is installed at the upper end of the three-way head, and a first solenoid valve is arranged on the first guide tube, a second guide tube is installed on the side of the three-way head, and a second solenoid valve is arranged on the second guide tube;

[0009] A movable slide groove is arranged on the outer wall of the base, a placement frame is connected to the movable slide groove, rotating seats are installed on both sides of the placement frame, a positioning hook is installed on the rotating seat, and a positioning half ring is arranged on the base close to the positioning hook.

[0010] Preferably, the mounting frame, the base and the ventilation net are designed as an integrated whole, the mounting frame is snap-fitted with the filter cotton board via a mounting groove, and the number of filter cotton boards in a single group is set to four.

[0011] Preferably, a shunt pipe is installed on the first guide pipe, and a suction pipe is distributed on the shunt pipe, and a suction port is opened on the suction pipe.

[0012] Preferably, the shunt pipe is connected to the first conducting pipe, the shunt pipe is connected to the suction pipe, and the suction pipes are evenly distributed at equal distances on the shunt pipe.

[0013] Preferably, a hose is connected to the second guiding pipe, and a dust collector head is installed on the hose.

[0014] Preferably, the hose is configured as a corrugated tube, and the hose and the vacuum cleaner head are in a threaded connection structure.

[0015] Preferably, the placement frame is slidably connected to the base via a movable slide groove.

[0016] Preferably, the positioning half rings are evenly distributed at equal distances on the base.

[0017] Preferably, the positioning hook forms a rotating structure with the placement frame, and the positioning hook is snap-connected with the positioning half ring.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The utility model provides sufficient dust adsorption strength through a single group of four filter cotton plates, which can fully collect dust in the air and avoid the poor environmental quality caused by excessive dust. At the same time, the engagement between the installation slot and the filter cotton plate can timely disassemble, clean and replace the contaminated filter cotton plate, thereby improving the filtering quality of the filter cotton plate;

[0020] 2. The utility model can divert the air pressure to ensure that the wind flow in the area of ​​the ventilation net is balanced through multiple groups of equally distributed suction pipes on the diversion pipe, and fully pass through the ventilation net to concentrate the dust on the filter cotton board to perform dust prevention work;

[0021] 3. The utility model can adjust the position of the placement frame by sliding the placement frame on the movable slide groove, which is convenient for the use and storage of the auxiliary vacuum cleaner head. At the same time, the rotatable positioning hooks on both sides of the placement frame can engage with the positioning semi-rings to position the sliding placement frame, thereby realizing the flexible use of the placement frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0023] Figure 2This is a schematic diagram of the installation structure of the filter cotton plate of the utility model.

[0024] Figure 3 It is a schematic diagram of the ventilation net structure of the utility model.

[0025] Figure 4 This is a schematic diagram of the structure of the air pump and its connecting parts of the utility model.

[0026] Figure 5 For the utility model Figure 3 Schematic diagram of the local enlarged structure of point A in the middle.

[0027] In the figure: 1. base; 2. handle; 3. control button; 4. mounting frame; 5. ventilation net; 6. mounting slot; 7. filter cotton plate; 8. top cover; 9. buckle block; 10. air pump; 11. three-way head; 12. dust bag; 13. first guide tube; 14. first solenoid valve; 15. second guide tube; 16. second solenoid valve; 17. hose; 18. dust suction head; 19. shunt pipe; 20. suction pipe; 21. suction port; 22. placement frame; 23. rotating seat; 24. positioning hook; 25. positioning half ring; 26. moving slide. DETAILED DESCRIPTION

[0028] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0029] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1-5 , an embodiment provided by the utility model:

[0033] A comprehensive dust prevention device for a fully mechanized mining working face, comprising:

[0034] A base 1, with handles 2 installed on both sides of the base 1, and control buttons 3 are arranged on the sides of the handles 2, and the control buttons 3 are electrically connected to the first solenoid valve 14 and the second solenoid valve 16 respectively, and a mounting frame 4 is installed on the upper end of the base 1, and a ventilation net 5 is arranged on the mounting frame 4, and a mounting groove 6 is opened on the side of the mounting frame 4, and a filter cotton plate 7 is installed on the mounting groove 6, and a top cover 8 is arranged on the upper end of the mounting frame 4, and a buckle block 9 is installed on the top cover 8;

[0035] The air pump 10 is located inside the base 1. A three-way head 11 is installed at the air suction end of the air pump 10, and a dust bag 12 is connected to the exhaust end of the air pump 10. A first guide tube 13 is installed at the upper end of the three-way head 11, and a first solenoid valve 14 is arranged on the first guide tube 13. A second guide tube 15 is installed on the side of the three-way head 11, and a second solenoid valve 16 is arranged on the second guide tube 15.

[0036] A movable slide groove 26 is provided on the outer wall of the base 1. A placement frame 22 is connected to the movable slide groove 26. The placement frame 22 is slidably connected to the base 1 through the movable slide groove 26. The placement frame 22 slides on the movable slide groove 26 to adjust the position of the placement frame 22, so as to facilitate the use and storage of the auxiliary vacuum head 18.

[0037] Rotating seats 23 are installed on both sides of the placement frame 22, and positioning hooks 24 are installed on the rotating seats 23. Positioning semi-rings 25 are provided at the base 1 close to the positioning hooks 24. The positioning semi-rings 25 are evenly distributed on the base 1 at equal distances. The positioning hooks 24 form a rotating structure with the placement frame 22 through the positioning hooks 24, and the positioning hooks 24 and the positioning semi-rings 25 are snap-connected. The rotatable positioning hooks 24 on both sides of the placement frame 22 can snap-fit ​​with the positioning semi-rings 25 to position the sliding placement frame 22, thereby realizing flexible use of the placement frame 22.

[0038] In one of the embodiments, the mounting frame 4, the base 1 and the ventilation net 5 are designed as an integrated whole, and the mounting frame 4 is snap-fitted with the filter cotton board 7 via the mounting groove 6. The snap-fit ​​between the mounting groove 6 and the filter cotton board 7 allows for timely disassembly, cleaning and replacement of the contaminated filter cotton board 7, thereby improving the filtering quality of the filter cotton board 7. The number of filter cotton boards 7 in a single group is set to four, and the filter cotton boards 7 in a single group of four provide sufficient dust adsorption strength, thereby fully collecting dust in the air and avoiding poor environmental quality caused by excessive dust flying.

[0039] In one of the embodiments, a shunt pipe 19 is installed on the first guide pipe 13, and a suction pipe 20 is distributed on the shunt pipe 19, a suction port 21 is opened on the suction pipe 20, the shunt pipe 19 is connected to the first guide pipe 13, the shunt pipe 19 is connected to the suction pipe 20, and the suction pipes 20 are evenly distributed on the shunt pipe 19 at equal intervals. Multiple groups of equally distributed suction pipes 20 on the shunt pipe 19 can divert air pressure to ensure that the wind flow in the area of ​​the ventilation net 5 is balanced, and the dust is fully concentrated on the filter cotton plate 7 through the ventilation net 5 to perform dust prevention work.

[0040] In one of the embodiments, a hose 17 is connected to the second guide tube 15, and a dust collector head 18 is installed on the hose 17. The hose 17 is configured as a bellows, and the hose 17 and the dust collector head 18 are threaded connection structures. Through the threaded connection between the hose 17 and the dust collector head 18, different types of dust collector heads 18 can be replaced, and directional dust removal can be achieved through the dust collector head 18 to improve dust prevention efficiency.

[0041] The working principle of the utility model is as follows: first, the top sealing cover 8 is taken out through the buckle block 9, and after the top sealing cover 8 is taken out, the corresponding filter cotton board 7 is installed on the installation groove 6. After the installation is completed, the air pump 10 is started, and the air flow suction is realized respectively through the three-way head 11. The first electromagnetic valve 14 on the first guide tube 13 is opened by the control button 3, and the second electromagnetic valve 16 on the second guide tube 15 needs to be kept closed. At this time, the first guide tube 13 transmits the suction force to the shunt pipe 19, and the negative pressure wind force is evenly transmitted to the suction port 21 through the suction pipe 20 on the shunt pipe 19, and the suction force is transmitted to the filter cotton board 7 through the ventilation net 5 for negative pressure dust collection. After the cycle work is completed, the filter cotton board 7 can be replaced;

[0042] Open the second solenoid valve 16 on the second guiding tube 15 through the control button 3 to ensure that the first solenoid valve 14 on the first guiding tube 13 remains closed. At this time, take out the dust collector head 18 and cooperate with the hose 17 to complete the directional cleaning work, and carry out directional dust removal on different equipment in the comprehensive mining working face. After the use of the dust collector head 18, adjust the position of the placement frame 22, rotate the positioning hook 24 to separate the positioning half ring 25, and the placement frame 22 can be slidable. Engage the positioning hook 24 with the positioning half ring 25 to position the placement frame 22.

[0043] The above is only an embodiment of the utility model, and the common sense such as the known specific structure and characteristics in the scheme is not described too much here. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A comprehensive dust prevention device for fully mechanized mining working face, characterized in that: It includes: A base (1), handles (2) are installed on both sides of the base (1), control buttons (3) are arranged on the sides of the handles (2), a mounting frame (4) is installed on the upper end of the base (1), a ventilation net (5) is arranged on the mounting frame (4), a mounting groove (6) is opened on the side of the mounting frame (4), a filter cotton plate (7) is installed on the mounting groove (6), a top cover (8) is arranged on the upper end of the mounting frame (4), and a buckle block (9) is installed on the top cover (8); An air pump (10), the air pump (10) being located inside the base (1), the air suction end of the air pump (10) being installed with a three-way head (11), and the air discharge end of the air pump (10) being connected with a dust bag (12), the upper end of the three-way head (11) being installed with a first guide tube (13), and the first guide tube (13) being provided with a first solenoid valve (14), the side of the three-way head (11) being installed with a second guide tube (15), and the second guide tube (15) being provided with a second solenoid valve (16); A movable slide groove (26) is provided on the outer wall of the base (1); a placement frame (22) is connected to the movable slide groove (26); rotating seats (23) are installed on both sides of the placement frame (22); a positioning hook (24) is installed on the rotating seat (23); and a positioning half ring (25) is provided on the base (1) close to the positioning hook (24).

2. A comprehensive dust prevention device for fully mechanized mining working face according to claim 1, characterized in that: The mounting frame (4), the base (1) and the ventilation net (5) are designed as an integrated whole; the mounting frame (4) is snap-fitted with the filter cotton plate (7) via the mounting groove (6); and the number of filter cotton plates (7) in a single group is set to four.

3. The comprehensive dust prevention device for fully mechanized mining working face according to claim 1 is characterized in that: A shunt pipe (19) is installed on the first guide pipe (13), and a suction pipe (20) is distributed on the shunt pipe (19), and a suction port (21) is opened on the suction pipe (20).

4. A comprehensive dust prevention device for fully mechanized mining working face according to claim 3, characterized in that: The shunt pipe (19) is connected to the first guide pipe (13), the shunt pipe (19) is connected to the suction pipe (20), and the suction pipes (20) are evenly distributed on the shunt pipe (19) at equal distances.

5. The comprehensive dust prevention device for fully mechanized mining working face according to claim 1 is characterized in that: The second guide tube (15) is connected to a hose (17), and a dust collector head (18) is installed on the hose (17).

6. A comprehensive dust prevention device for fully mechanized mining working face according to claim 5, characterized in that: The hose (17) is configured as a corrugated tube, and the hose (17) and the dust collector head (18) are in a threaded connection structure.

7. The comprehensive dust prevention device for fully mechanized mining working face according to claim 1 is characterized in that: The placement frame (22) is slidably connected to the base (1) via a movable slide groove (26).

8. The comprehensive dust prevention device for fully mechanized mining working face according to claim 1 is characterized in that: The positioning half rings (25) are evenly distributed at equal distances on the base (1).

9. The comprehensive dust prevention device for fully mechanized mining working face according to claim 1 is characterized in that: The positioning hook (24) forms a rotating structure with the placement frame (22), and the positioning hook (24) and the positioning half ring (25) are snap-fitted and connected.

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