Feeding device of underground coal mine slime water bunker cleaner and underground coal mine slime water bunker cleaner

Abstract

The utility model relates to the technical field of coal mine underground slime water cleaning and excavating equipment, in particular to a feeding device of a coal mine underground slime water bunker cleaner and the coal mine underground slime water bunker cleaner. The feeding device comprises a feeding barrel body, a flow blocking uniform distribution plate provided with a plurality of first through holes and a flow isolating uniform distribution plate provided with a plurality of second through holes; a first feeding hole is formed in the end face of the upper end of the feeding barrel, and a discharging hole is formed in the lower end; the flow blocking and uniform distribution plate and the flow isolating and uniform distribution plate are arranged in the feeding barrel body, and the flow blocking and uniform distribution plate is at least arranged above the flow isolating and uniform distribution plate; any two first through holes and second through holes are arranged in a staggered mode, and the first through holes in the flow blocking and uniform distribution plate located above the flow isolating and uniform distribution plate and the feeding holes are arranged in a staggered mode. Under the action of the flow choking uniform distribution plate and the flow isolating uniform distribution plate, the kinetic energy of the slime water can be reduced, and meanwhile, the dispersing and mixing effects are achieved, so that solid particles in the slime water are distributed more uniformly and are prevented from being deposited after entering the tank body, the sedimentation of materials is accelerated, and the treatment effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal slurry water clearing equipment in coal mines, in particular to a feeding device of a coal slurry water clearing machine in coal mines and a coal slurry water clearing machine in coal mines. Background Art

[0002] Mine flooding is one of the four major disasters in coal mine production. The problem of clearing silt deposited in ditches, sedimentation tanks and water tanks has always been a major problem that plagues coal mine safety production. Currently, clearing machines are generally used for clearing.

[0003] The currently used bin cleaners are equipped with an inlet flange for connecting with upstream equipment such as trenches, sedimentation tanks and water tanks. Coal sludge water generally flows into the tank body of the bin cleaner from the inlet flange by gravity. Due to gravity, some coarse particles directly fall to the bottom of the tank body, resulting in material accumulation near the two side plates at the bottom of the tank body. The material distribution is uneven, which affects the sedimentation effect and the processing volume. Utility Model Content

[0004] (I) The problem to be solved by the utility model is that the existing coal slurry water directly enters the tank body of the bin cleaning machine, and the material is easily accumulated at the bottom of the tank body.

[0005] (II) Technical solution

[0006] In order to solve the above technical problems, the utility model provides a feeding device for a coal slurry water cleaning machine in a coal mine, wherein the feeding device is mounted above the coal slurry water cleaning machine in the mine, and the feeding device comprises: a feeding barrel, a flow blocking uniform distribution plate and a flow isolation uniform distribution plate;

[0007] The upper end surface of the feeding barrel body is provided with a first feeding hole, and the lower end of the feeding barrel body is provided with a discharging hole;

[0008] The flow blocking and evenly distributed plate and the flow isolation and evenly distributed plate are both arranged in the feeding barrel body and are located in the area between the first feeding hole and the discharge hole, and the flow blocking and evenly distributed plate is arranged at least above the flow isolation and evenly distributed plate;

[0009] The flow-blocking and uniformly distributed plate is provided with a plurality of first through holes, the flow-isolating and uniformly distributed plate is provided with a plurality of second through holes, any two of the first through holes and the second through holes are staggered, and the first through hole on the flow-blocking and uniformly distributed plate located above the flow-isolating and uniformly distributed plate is staggered with the feed hole.

[0010] Furthermore, the discharge hole is opened on the side wall of the feeding barrel body, and two discharge holes are arranged.

[0011] Furthermore, the two discharge holes are symmetrically arranged about the axis of the feeding barrel body.

[0012] Furthermore, two flow-blocking uniform distribution plates are provided, and the two flow-blocking uniform distribution plates are respectively located above and below the flow-isolating uniform distribution plate.

[0013] Furthermore, a first flange is provided at the first feed hole, and the first feed hole is connected to the upstream through the first flange.

[0014] Furthermore, the underground coal slurry water cleaning machine comprises a trough body, and a second feed hole is opened on the side wall of the trough body;

[0015] The feeding device further comprises a diverter inclined plate, which is obliquely arranged on the inner side wall of the trough body and is located below the second feeding hole.

[0016] Furthermore, the angle between the diverter inclined plate and the inner side wall of the trough body is 30°.

[0017] Further, it also includes connecting pipelines;

[0018] A second flange is provided at the discharge hole, a third flange is provided at the second feed hole, one end of the connecting pipeline is connected to the discharge hole through the second flange, and the other end is connected to the second feed hole through the third flange.

[0019] Furthermore, the first feed hole is located at the center of the upper end surface of the feed barrel body.

[0020] Another embodiment of the utility model further provides a coal mine underground coal slurry water cleaning machine, including the feeding device of the coal mine underground coal slurry water cleaning machine described in any of the above embodiments.

[0021] Beneficial effects of the utility model:

[0022] The utility model provides a feeding device of a coal slurry water cleaning machine in a coal mine, the feeding device is mounted above the underground coal slurry water cleaning machine, the feeding device comprises: a feeding barrel body, a flow blocking uniform distribution plate and a flow isolation uniform distribution plate; a first feeding hole is opened on the end face of the upper end of the feeding barrel body, and a discharging hole is opened at the lower end of the feeding barrel body; the flow blocking uniform distribution plate and the flow isolation uniform distribution plate are both arranged in the feeding barrel body, and are located in the area between the first feeding hole and the discharging hole, and the flow blocking uniform distribution plate is at least arranged above the flow isolation uniform distribution plate; a plurality of first through holes are opened on the flow blocking uniform distribution plate, and a plurality of second through holes are opened on the flow isolation uniform distribution plate, and any two of the first through holes and the second through holes are staggered, and the first through hole on the flow blocking uniform distribution plate located above the flow isolation uniform distribution plate is staggered with the feeding hole.

[0023] During use, the coal slurry enters the feed barrel through the first feed hole, is mixed, dispersed and evenly distributed by the flow blocking and evenly distributed plates and the flow isolation and evenly distributed plates located in the feed barrel, and then is discharged from the feed barrel through the discharge hole and enters the tank body. Since the flow blocking and evenly distributed plates and the flow isolation and evenly distributed plates are provided, and the first through hole on the flow blocking and evenly distributed plates is staggered with the first feed hole, and with the second through hole on the flow isolation and evenly distributed plates, the kinetic energy of the coal slurry can be reduced, and the effect of dispersion and mixing can be achieved, so that the solid particles in the coal slurry are distributed more evenly, avoiding deposition in one place after entering the tank body, thereby accelerating the sedimentation of the material and improving the treatment effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 A schematic diagram of the structure of a coal mine underground coal slurry cleaning machine provided by an embodiment of the utility model;

[0026] Figure 2 A schematic diagram of the structure of a feeding device of a coal mine underground coal slurry cleaning machine provided by an embodiment of the utility model;

[0027] Figure 3 A schematic structural diagram of the coal mine underground coal slurry cleaning machine from another perspective provided by an embodiment of the utility model.

[0028] Icons: 1-feeding device; 11-feeding barrel; 111-first feed hole; 112-discharge hole; 12-flow blocking plate; 13-flow isolation plate; 14-flow diversion plate; 15-first flange; 16-third flange;

[0029] 21-tank body; 211-second feed hole; 22-second flange;

[0030] 3- Connect the pipes. DETAILED DESCRIPTION

[0031] The technical solution of the utility model will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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] like Figures 1 to 3As shown, an embodiment of the utility model provides a feeding device 1 of a coal slurry water cleaning machine in a coal mine. The feeding device 1 is mounted above the coal slurry water cleaning machine in the mine. The feeding device 1 comprises: a feeding barrel 11, a flow blocking uniform distribution plate 12 and a flow isolation uniform distribution plate 13; a first feeding hole 111 is opened on the end surface of the upper end of the feeding barrel 11, and a discharge hole 112 is opened on the lower end of the feeding barrel 11; the flow blocking uniform distribution plate 12 and the flow isolation uniform distribution plate 13 are both provided It is placed in the feeding barrel body 11 and is located in the area between the first feeding hole 111 and the discharging hole 112, and a flow blocking uniform distribution plate 12 is provided at least above the flow isolation uniform distribution plate 13; a plurality of first through holes are opened on the flow blocking uniform distribution plate 12, and a plurality of second through holes are opened on the flow isolation uniform distribution plate 13, and any two of the first through holes and the second through holes are staggered, and the first through hole on the flow blocking uniform distribution plate 12 located above the flow isolation uniform distribution plate 13 is staggered with the feeding hole.

[0033] The present embodiment provides a feeding device 1 for a coal slime water cleaning machine in a coal mine, wherein the coal slime water cleaning machine in a coal mine comprises a trough body 21, and the coal slime water is subjected to sedimentation treatment in the trough body 21. The feeding device 1 provided in the present embodiment is erected above the trough body 21, and the coal slime water enters the trough body 21 through the feeding device 1. By providing the feeding device 1, factors such as the kinetic energy of the coal slime water during feeding can be reduced, and at the same time, the coal slime water can be stirred and mixed, thereby accelerating the sedimentation of solid matter in the coal slime water and improving the treatment effect.

[0034] Specifically, in the present embodiment, the feeding device 1 includes a feeding barrel body 11, which is a columnar barrel structure with a hollow interior. A first feeding hole 111 connecting the inside and outside of the feeding barrel body 11 is provided on the end face of the upper end of the feeding barrel body 11. The first feeding hole 111 is used to connect with upstream equipment, and the coal slurry water enters the feeding barrel body 11 through the first feeding hole 111. A discharge hole 112 connecting the inside and outside of the feeding barrel body 11 is also provided at the lower end of the feeding barrel body 11. The discharge hole 112 is used to connect with the trough body 21 of the coal slurry water cleaning machine in the downstream coal mine. The coal slurry water in the feeding barrel body 11 enters the trough body 21 through the discharge hole 112.

[0035] Furthermore, the feeding device 1 further comprises a flow-blocking uniform distribution plate 12 and a flow-isolating uniform distribution plate 13 disposed in the feeding barrel body 11, the flow-blocking uniform distribution plate 12 and the flow-isolating uniform distribution plate 13 are both plate-shaped structures, and their shapes correspond to the shapes of the feeding barrel body 11, the outer edge of the flow-blocking uniform distribution plate 12 is connected to the inner wall of the feeding barrel body 11, and the outer edge of the flow-isolating uniform distribution plate 13 is connected to the inner wall of the feeding barrel body 11. The flow-blocking uniform distribution plate 12 is provided with a first through hole through which the coal slurry water can pass, and the flow-isolating uniform distribution plate 13 is provided with a second through hole through which the coal slurry water can pass. The flow-blocking and uniformly distributing plate 12 is used for flow homogenization and controlling the pressure drop when the fluid passes through, and can also achieve the effect of mixing and dispersing; the flow-blocking and uniformly distributing plate 13 is used for flow isolation, that is, in a complex fluid processing system, the flow-blocking and uniformly distributing plate 13 can not only guide the fluid to flow in a specific area, but also prevent the fluids between different areas from directly mixing or short-circuiting, thereby maintaining the independence of each processing area, and can also achieve the effect of flow homogenization, so at least the above-mentioned flow-blocking and uniformly distributing plate 12 is provided above the flow-blocking and uniformly distributing plate 13.

[0036] Furthermore, the above content mentioned that the first feed hole 111 is opened on the end face of the upper end of the feeding barrel body 11. In order to improve the mixing and dispersion effect, the first through holes on the flow-blocking and flow-distributing plate 12 above the flow-isolating and flow-distributing plate 13 are staggered with the first feed hole 111, that is, no first through hole is axially colinear with the axis of the first feed hole 111; any two first through holes and the second through holes are staggered, that is, there is no first through hole and second through hole with colinear axes.

[0037] During use, the coal slurry water enters the feed barrel 11 through the first feed hole 111, is mixed, dispersed and evenly distributed by the flow blocking and evenly distributed plate 12 and the flow isolating and evenly distributed plate 13 located in the feed barrel 11, and then is discharged from the feed barrel 11 through the discharge hole 112 and enters the tank body 21. Since the flow blocking and evenly distributed plate 12 and the flow isolating and evenly distributed plate 13 are provided, and the first through hole on the flow blocking and evenly distributed plate 12 is staggered with the first feed hole 111, and with the second through hole on the flow isolating and evenly distributed plate 13, the kinetic energy of the coal slurry water can be reduced, and the effect of dispersion and mixing can be achieved, so that the solid particles in the coal slurry water are more evenly distributed, and are prevented from settling in one place after entering the tank body 21, thereby accelerating the sedimentation of the material and improving the treatment effect.

[0038] The feeding device 1 of the coal mine underground coal slurry cleaning machine provided by the utility model embodiment is as follows Figures 1 to 3 As shown, the discharge hole 112 is opened on the side wall of the feeding barrel body 11 , and two discharge holes 112 are provided, and the two discharge holes 112 are symmetrically arranged about the axis of the feeding barrel body 11 .

[0039] In this embodiment, two discharge holes 112 are provided, and both discharge holes 112 are provided on the side wall of the feed barrel 11, and the two discharge holes 112 are symmetrically provided about the axis of the barrel, that is, the axes of the two discharge holes 112 are collinear and pass through the radial center of the feed barrel 11. The discharge holes 112 are provided in the above manner, which can play the role of diversion and pressure reduction, thereby reducing the kinetic energy of the coal slurry water.

[0040] It can be understood that in this embodiment, the discharge hole 112 can also be set on the end face of the lower end of the feed barrel body 11. Although it can also play a discharging effect, this setting method is less effective in reducing the kinetic energy of coal slurry water than opening the discharge hole 112 on the side wall of the feed barrel body 11.

[0041] In the feeding device 1 of the coal mine underground coal sludge water clearing machine provided by the embodiment of the utility model, two flow blocking and uniform distribution plates 12 are provided, and the two flow blocking and uniform distribution plates 12 are respectively located above and below the flow isolation and uniform distribution plate 13.

[0042] Preferably, in this embodiment, two flow blocking and uniform distribution plates 12 are provided. When assembled, a flow blocking and uniform distribution plate 12 is provided above and below the flow isolation and uniform distribution plate 13, thereby achieving a flow isolation effect. Furthermore, the first through hole on each flow blocking and uniform distribution plate 12 is staggered with the second through hole on the flow isolation and uniform distribution plate 13 to reduce the kinetic energy of the coal slurry water and improve the mixing and dispersion effect.

[0043] The feeding device 1 of the coal mine underground coal slurry cleaning machine provided by the utility model embodiment is as follows Figures 1 to 3 As shown, a first flange 15 is provided at the first feed hole 111 , and the first feed hole 111 is connected to the upstream through the first flange 15 .

[0044] Preferably, in the present embodiment, a first flange 15 is provided at the first feed hole 111 . By providing the first flange 15 , the first feed hole 111 can be easily connected to the upstream equipment, thereby facilitating the assembly of the feed device 1 .

[0045] Optionally, in the present embodiment, a docking male head or a docking female head or other structures may be provided at the first feed hole 111, which can also achieve the purpose of facilitating the connection with the upstream equipment in the present embodiment.

[0046] The feeding device 1 of the coal mine underground coal slurry cleaning machine provided by the utility model embodiment is as follows Figures 1 to 3 As shown, the underground coal sludge water cleaning machine includes a trough body 21, and a second feed hole 211 is opened on the side wall of the trough body 21; the feeding device 1 also includes a diverter inclined plate 14, and the diverter inclined plate 14 is obliquely arranged on the inner wall of the trough body 21 and is located below the second feed hole 211.

[0047] In the present embodiment, the above content mentioned that the underground coal slurry water clearing machine includes a trough body 21 for sedimentation, and the trough body 21 has four side walls, and the four side walls correspond to each other, and the trough body 21 is in the shape of an elongated strip, and correspondingly, two of the side walls are longer, and the other two side walls are shorter; further, the side of the side wall facing the inside of the trough body 21 is the inner side wall, and the side facing the outside is the outer side wall. A second feed hole 211 is provided on the side wall of the trough body 21, which is used to transport coal slurry water into the trough body 21. In the present embodiment, the second feed hole 211 is preferably provided on the longer side wall; the above content mentioned that the feed barrel body 11 has two discharge holes 112, and correspondingly, in the present embodiment, two second feed holes 211 are also provided, and the two second feed holes 211 are arranged opposite to each other. A diverter inclined plate 14 is provided below the second feed hole 211. After the coal slurry water enters the tank body 21 through the second feed hole 211, it first reaches the diverter inclined plate 14, and then enters the tank body 21 through the diverter inclined plate 14. By providing the diverter inclined plate 14, solid particles with larger particle sizes in the coal slurry water can be directed to the middle area of ​​the tank body 21, thereby avoiding the particles from being deposited in one place, achieving the purpose of uniform distribution and improving the treatment effect.

[0048] The feeding device 1 of the coal mine underground coal slurry cleaning machine provided by the utility model embodiment is as follows Figures 1 to 3 As shown, the angle between the diverter inclined plate 14 and the inner wall of the trough body 21 is 30°.

[0049] Preferably, in this embodiment, the angle between the diverter inclined plate 14 and the inner side wall of the tank body 21 is 30°, thereby improving the treatment effect of the diverter inclined plate 14 .

[0050] The feeding device 1 of the coal mine underground coal slurry cleaning machine provided by the utility model embodiment is as follows Figures 1 to 3 As shown, it also includes a connecting pipeline 3; a second flange 22 is provided at the discharge hole 112, and a third flange 16 is provided at the second feed hole 211; one end of the connecting pipeline 3 is connected to the discharge hole 112 through the second flange 22, and the other end is connected to the second feed hole 211 through the third flange 16.

[0051] In this embodiment, the above content mentioned that the feeding device 1 is set above the coal slurry water cleaning machine in the coal mine, so it is necessary to set a connecting pipe 3 to connect the discharge hole 112 and the second feed hole 211, and in order to facilitate the connection between the connecting pipe 3 and the discharge hole 112 and the second feed hole 211, a second flange 22 is provided at the discharge hole 112, and a third flange 16 is provided at the second feed hole 211. Correspondingly, flanges of the same specification are also provided at both ends of the connecting pipe 3. By setting the flange matching connection, it is convenient to carry out inspection and maintenance, and at the same time, the device can be modularized, which is convenient for production and installation.

[0052] The feeding device 1 of the coal mine underground coal slurry cleaning machine provided by the utility model embodiment is as follows Figures 1 to 3 As shown, the first feed hole 111 is located at the center of the upper end surface of the feed barrel body 11.

[0053] Preferably, in the present embodiment, the first feed hole 111 is disposed at the center of the upper end of the feed barrel body 11 to improve the effect of reducing the kinetic energy of coal slurry water.

[0054] Another embodiment of the utility model further provides a coal mine underground coal slurry water cleaning machine, comprising the feeding device 1 of the coal mine underground coal slurry water cleaning machine described in any of the above embodiments.

[0055] In this embodiment, the coal mine underground coal sludge water cleaning machine also includes an inclined plate settling device, the inclined plate of the inclined plate settling device is inclined at 65°, and also includes an explosion-proof motor for driving the scraper movement. The explosion-proof motor is provided with a control cabinet, and the control cabinet is used to control the emergency stop of the explosion-proof motor.

[0056] In the description of the present invention, it should be noted that the terms "upper" and "lower" 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 position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0057] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it 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 a connection between the insides 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. In addition, in the description of the present invention, unless otherwise specified, "plurality" means two or more.

[0058] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A feeding device for a coal slurry cleaning machine in a coal mine, wherein the feeding device (1) is mounted above the coal slurry cleaning machine in a coal mine, and is characterized in that: The feeding device (1) comprises: a feeding barrel (11), a flow-blocking uniform distribution plate (12) and a flow-isolating uniform distribution plate (13); A first material feeding hole (111) is provided on the end surface of the upper end of the material feeding barrel body (11), and a material discharging hole (112) is provided on the lower end of the material feeding barrel body (11); The flow-blocking uniform distribution plate (12) and the flow-isolating uniform distribution plate (13) are both arranged in the feed barrel (11) and located in the area between the first feed hole (111) and the discharge hole (112), and the flow-blocking uniform distribution plate (12) is arranged at least above the flow-isolating uniform distribution plate (13); The flow-blocking uniform distribution plate (12) is provided with a plurality of first through holes, and the flow-isolating uniform distribution plate (13) is provided with a plurality of second through holes, and any two of the first through holes and the second through holes are staggered, and the first through holes on the flow-blocking uniform distribution plate (12) located above the flow-isolating uniform distribution plate (13) are staggered with the feed holes.

2. The feeding device of the coal mine underground coal slurry cleaning machine according to claim 1 is characterized in that: The discharge hole (112) is opened on the side wall of the feeding barrel (11), and two discharge holes (112) are provided.

3. The feeding device of the coal mine underground coal slurry cleaning machine according to claim 2 is characterized in that: The two discharge holes (112) are symmetrically arranged about the axis of the feeding barrel (11).

4. The feeding device of the coal mine underground coal slurry cleaning machine according to claim 1 is characterized in that: Two flow-blocking uniform distribution plates (12) are provided, and the two flow-blocking uniform distribution plates (12) are respectively located above and below the flow-isolating uniform distribution plate (13).

5. The feeding device of the coal mine underground coal slurry cleaning machine according to claim 1, characterized in that: A first flange (15) is provided at the first feed hole (111), and the first feed hole (111) is connected to the upstream through the first flange (15).

6. The feeding device of the coal mine underground coal slurry cleaning machine according to claim 1, characterized in that: The underground coal slurry cleaning machine comprises a tank body (21), and a second feed hole (211) is opened on the side wall of the tank body (21); The feeding device (1) further comprises a diverter inclined plate (14), wherein the diverter inclined plate (14) is obliquely arranged on the inner side wall of the trough body (21) and is located below the second feeding hole (211).

7. The feeding device of the coal mine underground coal slurry cleaning machine according to claim 6, characterized in that: The included angle between the diverter inclined plate (14) and the inner side wall of the tank body (21) is 30°.

8. The feeding device of the coal mine underground coal slurry cleaning machine according to claim 6, characterized in that: Also includes a connecting pipeline (3); A second flange (22) is provided at the discharge hole (112), and a third flange (16) is provided at the second feed hole (211); one end of the connecting pipeline (3) is connected to the discharge hole (112) through the second flange (22), and the other end is connected to the second feed hole (211) through the third flange (16).

9. The feeding device of the coal mine underground coal slurry cleaning machine according to claim 1, characterized in that: The first feed hole (111) is located at the center of the upper end surface of the feed barrel body (11).

10. A coal mine underground coal sludge water cleaning machine, characterized in that: It comprises a feeding device of an underground coal slurry cleaning machine of a coal mine as described in any one of claims 1 to 9.

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