Feeding steady-flow mixing device and coal mine underground slime water fixed type cleaning machine
By designing the feed stream steady mixing device, the mixing, collision and settlement of the agent and the ore slurry are used to solve the problems of high frequency, long time and low quality of the coal mine underground water tank, and the reduction of the frequency and time of the cleaning and quality improvement are achieved.
Patent Information
- Application Number
- CN202421657040.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-12
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2034-07-12
AI Technical Summary
In the prior art, the excavation frequency of coal mine underground water tanks is high, the time is long and the quality is not high, and there are problems of high labor intensity and safety hazards.
A feed-stable mixing device is designed, including an upper cylinder body, a first inclined plate settlement assembly and a lower cylinder body, as well as a mixing distribution ring, a split cone plate, a first uniform plate and a second uniform plate. Through the mixing, collision and settlement of the agent and the ore slurry, the mixing effect and processing ability are improved.
It effectively reduces the frequency of clearing and excavation of the water tank, shortens the time of clearing and excavation, and improves the quality of the excavation, which can extend the clearing and excavation cycle of the trough body from one year to five years.
Smart Images
Figure CN222871412U_ABST
Abstract
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 feed steady flow mixing device and a fixed coal slurry water clearing machine in coal mines. Background Art
[0002] Mine flooding is one of the four major hazards in coal mining. Excavating silt from trenches, sedimentation tanks, and water tanks has always been a major challenge to coal mine safety. Existing technologies mostly rely on manual excavation, but manual excavation is labor-intensive and poses safety risks to workers working underground for extended periods.
[0003] Therefore, how to reduce the frequency of water tank excavation, how to shorten the one-time water tank excavation time and how to improve the quality of water tank excavation are difficult problems that need to be solved urgently. Utility Model Content
[0004] The purpose of the utility model is to provide a feed steady flow mixing device to reduce the frequency of water tank cleaning, shorten the one-time cleaning time of the water tank and improve the water tank cleaning quality; the utility model also provides a coal mine underground coal slurry water fixed cleaning machine, including the above-mentioned feed steady flow mixing device.
[0005] To achieve the above purpose, the present invention provides the following solutions:
[0006] In one embodiment of the present invention, a feed steady flow mixing device is provided, comprising: an upper cylinder, a first inclined plate settling assembly, and a lower cylinder, which are sequentially sealed and interconnected, as well as a mixing and distribution ring, a diverter cone plate, a first uniform distribution plate, and a second uniform distribution plate;
[0007] The upper cylinder includes a top cover and a feed pipe. The top cover is provided with an interface communicating with the interior of the upper cylinder. One end of the feed pipe is provided at the interface. The side wall of the feed pipe is provided with a plurality of medicine ports.
[0008] The diverter cone plate is arranged in the upper cylinder, the outer edge of the diverter cone plate is connected to the inner wall of the upper cylinder, and the diverter cone plate is provided with a plurality of first diverter holes;
[0009] The mixing and distribution ring is arranged in the upper cylinder, the upper end of the mixing and distribution ring is connected to the top cover and surrounds the circumference of the interface, and the lower end is connected to the diverter cone plate;
[0010] The first uniform distribution plate is arranged in the mixing and distribution ring, the outer edge of the first uniform distribution plate is connected to the inner wall of the mixing and distribution ring, and the first uniform distribution plate is provided with a plurality of first uniform distribution holes; the side wall of the mixing and distribution ring located between the first uniform distribution plate and the diverter cone plate is provided with a plurality of first through holes;
[0011] The second uniform distribution plate is arranged in the lower cylinder, the outer edge of the second uniform distribution plate is connected to the inner wall of the lower cylinder, and the second uniform distribution plate is provided with a plurality of second uniform distribution holes.
[0012] Furthermore, the diverter cone plate is provided with at least one first diverter hole in the area within the mixing distribution circle, and the diameter of the first diverter hole in the area within the mixing distribution circle is d, wherein 12 mm ≤ d ≤ 16 mm.
[0013] Furthermore, the inclination angle of the splitter cone plate is α, wherein 0°<α≤3°.
[0014] Furthermore, it also includes a plurality of annular overflow rings; all of the overflow rings are arranged on the diverter cone plate along the radial direction of the diverter cone plate.
[0015] Furthermore, along the circumferential direction of the overflow ring, a plurality of notches are provided at the upper end and the lower end of the overflow ring.
[0016] Furthermore, the notch below the overflow ring is square, and the notches at the lower ends of two adjacent overflow rings are staggered.
[0017] Furthermore, the first inclined plate settlement assembly includes a lower bracket, an upper pressure frame and a regular hexagonal inclined tube unit;
[0018] The upper press frame is connected to the upper cylinder, the lower bracket is connected to the lower cylinder, a plurality of regular hexagonal oblique tube monomers are provided, and all of the regular hexagonal oblique tube monomers are provided between the upper press frame and the lower bracket.
[0019] Furthermore, the lower cylinder is conical.
[0020] Another embodiment of the present invention provides a fixed coal slurry water cleaning machine for underground coal mines, comprising the feed stabilizing flow mixing device described in any of the above embodiments.
[0021] Furthermore, it also includes a trough body and a second inclined plate settlement assembly;
[0022] The feed steady flow mixing device is mounted above the tank body, and the second inclined plate sedimentation assembly is arranged in the tank body.
[0023] Beneficial effects of the utility model:
[0024] The utility model provides a feed steady flow mixing device, comprising: an upper cylinder, a first inclined plate settling assembly and a lower cylinder, which are sequentially sealed and internally interconnected, as well as a mixing distribution ring, a diverter cone plate, a first uniform distribution plate and a second uniform distribution plate; the upper cylinder comprises a top cover and a feed pipe, the top cover is provided with an interface communicating with the interior of the upper cylinder, one end of the feed pipe is provided at the interface, and a plurality of medicine ports are provided on the side wall of the feed pipe; the diverter cone plate is provided in the upper cylinder, the outer edge of the diverter cone plate is connected to the inner wall of the upper cylinder, and the diverter cone plate is provided with a plurality of first diverter holes; the mixing and distributing ring is provided with a first diverter ring, a first diverter ring, a first diverter ring and a second diverter ring; the mixing and distributing ring ... comprises a first diverter ring, a first diverter ring, a first divert The distribution ring is arranged in the upper cylinder, the upper end of the mixing distribution ring is connected to the top cover and surrounds the circumference of the interface, and the lower end is connected to the diversion cone plate; the first uniform distribution plate is arranged in the mixing distribution ring, the outer edge of the first uniform distribution plate is connected to the inner wall of the mixing distribution ring, and the first uniform distribution plate is provided with a number of first uniform distribution holes; the side wall of the mixing distribution ring located between the first uniform distribution plate and the diversion cone plate is provided with a number of first through holes; the second uniform distribution plate is arranged in the lower cylinder, the outer edge of the second uniform distribution plate is connected to the inner wall of the lower cylinder, and the second uniform distribution plate is provided with a number of second uniform distribution holes.
[0025] During use, the slurry is transported through the feed pipe to the mixing and distribution ring within the upper cylinder. The reagent used to accelerate coagulation is delivered to the feed pipe through the corresponding reagent port, where the reagent and slurry are initially mixed. After entering the mixing and distribution ring, the mixture of reagent and slurry first passes through the first uniform distribution plate, which further enhances the mixing effect of the reagent and slurry. After passing through the first uniform distribution plate, the mixture of reagent and slurry is discharged through several first through-holes below the mixing and distribution ring onto the diverter cone plate, which further enhances the mixing effect of the reagent and slurry. After being discharged from the diverter cone plate, the mixture of reagent and slurry enters the first inclined plate sedimentation assembly, and then enters the lower cylinder from the first inclined plate sedimentation assembly. The second uniform distribution plate in the lower cylinder further fully mixes the reagent and slurry. With the cooperation of the mixing and distribution circle, the first uniform distribution plate, the diversion cone plate, the first inclined plate sedimentation assembly and the second uniform distribution plate, the slurry and the reagent are mixed and collided well, which can effectively consume the kinetic energy of the slurry and improve the processing capacity and processing effect. After experimental comparison, the cleaning time of the trough body can be extended from the current once a year to once every five years. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] 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 any creative work.
[0027] Figure 1 A schematic structural diagram of a feed steady flow mixing device provided in an embodiment of the present utility model;
[0028] Figure 2 A schematic structural diagram of a fixed coal slurry cleaning machine for underground coal mines with a feed stabilizing flow mixing device provided in an embodiment of the utility model.
[0029] Icons: 11-upper cylinder; 111-top cover; 112-feeding pipe; 113-medicine port;
[0030] 21-first inclined plate settlement assembly; 211-upper pressure frame; 212-lower support; 213-regular hexagonal inclined tube monomer;
[0031] 31-lower cylinder;
[0032] 41-mixing and distribution ring; 411-first through hole; 42-dividing cone plate; 421-first diverter hole; 43-first uniform distribution plate; 431-first uniform distribution hole; 44-second uniform distribution plate; 441-second uniform distribution hole;
[0033] 51- overflow ring; 52- notch;
[0034] 61- trough body; 62- second inclined plate settlement assembly. DETAILED DESCRIPTION
[0035] The following will clearly and completely describe the technical solutions of the present invention in conjunction with the embodiments. Obviously, the embodiments described are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0036] like Figures 1 to 2As shown, one embodiment of the present invention provides a feed steady flow mixing device, comprising: an upper cylinder 11, a first inclined plate settling assembly 21 and a lower cylinder 31, which are sealed and interconnected in sequence and internally communicated with each other, as well as a mixing distribution ring 41, a diverter cone plate 42, a first uniform distribution plate 43 and a second uniform distribution plate 44; the upper cylinder 11 comprises a top cover 111 and a feed pipe 112, the top cover 111 is provided with an interface communicating with the interior of the upper cylinder 11, one end of the feed pipe 112 is provided at the interface, and a plurality of medicament ports 113 are provided on the side wall of the feed pipe 112; the diverter cone plate 42 is provided in the upper cylinder 11, the outer edge of the diverter cone plate 42 is connected to the inner wall of the upper cylinder 11, and the diverter cone plate 42 is provided with a plurality of first diverter holes 421; The mixing distribution circle 41 is arranged in the upper cylinder 11, the upper end of the mixing distribution circle 41 is connected to the top cover 111 and surrounds the circumference of the interface, and the lower end is connected to the diversion cone plate 42; the first uniform distribution plate 43 is arranged in the mixing distribution circle 41, the outer edge of the first uniform distribution plate 43 is connected to the inner wall of the mixing distribution circle 41, and the first uniform distribution plate 43 is provided with a number of first uniform distribution holes 431; the side wall of the mixing distribution circle 41 located between the first uniform distribution plate 43 and the diversion cone plate 42 is provided with a number of first through holes 411; the second uniform distribution plate 44 is arranged in the lower cylinder 31, the outer edge of the second uniform distribution plate 44 is connected to the inner wall of the lower cylinder 31, and the second uniform distribution plate 44 is provided with a number of second uniform distribution holes 441.
[0037] The feed-steering mixing device provided in this embodiment is applied to a fixed coal slurry water cleaning machine in underground coal mines. The fixed coal slurry water cleaning machine comprises a trough 61, a drive motor, a transmission chain, a scraper, and other structures. The drive motor is mounted on the trough 61 and is connected to the scraper within the trough 61 via a transmission chain, thereby driving the scraper to move within the trough 61. The feed-steering mixing device is mounted above the trough 61 via a support frame and other structures. The incoming material passes through the feed-steering mixing device in this embodiment and is immersed in the trough 61.
[0038] Specifically, the above-mentioned feed steady flow mixing device includes an upper cylinder 11, a lower cylinder 31 and a first inclined plate sedimentation assembly 21. The upper cylinder 11 is a cylindrical structure with one end open, the lower cylinder 31 is conical, and the first inclined plate sedimentation assembly 21 includes a cylindrical outer shell and an internal regular hexagonal inclined tube monomer. The open end of the upper cylinder 11 is connected to the upper end of the outer shell of the first inclined plate sedimentation assembly 21, and the lower end of the outer shell of the first inclined plate sedimentation assembly 21 is connected to the lower cylinder 31. In addition, the upper cylinder 11 and the first inclined plate sedimentation assembly 21, as well as the first inclined plate sedimentation assembly 21 and the lower cylinder 31 are interconnected, so that the slurry can flow along the upper cylinder 11, the first inclined plate sedimentation assembly 21 and the lower cylinder 31. The upper cylinder 11 includes an upper cover and a feed pipe 112. A port is located at the center of the upper cover, into which a feed pipe 112 is inserted. The outer edge of the feed pipe 112 is sealed to the inner edge of the port. The feed pipe 112 connects the external material source to the interior of the upper cylinder 11. Multiple reagent ports 113 are located on the sidewall of the feed pipe 112, each of which is equipped with a pipeline for discharging a sedimentation agent. During use, slurry can be delivered into the upper cylinder 11 through the feed pipe 112, and the agent is delivered into the feed pipe 112 through the corresponding agent ports 113, where it mixes with the slurry. The diverter plate 42 has a conical structure and is located within the upper cylinder 11, positioned on its lower side. The outer edge of the diverter plate 42 is welded to the inner wall of the upper cylinder 11. Multiple first diverter holes 421 are formed on the surface of the diverter plate 42 to allow the mixture of agent and slurry to pass through the diverter plate 42. The mixing and distribution ring 41 is a cylindrical structure made of rolled steel plate, open at both ends. It is located within the upper cylinder 11, with its upper end sealed to the inside of the top cover 111 of the upper cylinder 11, and its lower end sealed to the diverter cone 42. The upper end of the mixing and distribution ring 41 surrounds the interface, meaning that during use, the mixture of reagent and slurry first enters the mixing and distribution ring 41. The sidewalls of the mixing and distribution ring 41 are provided with a plurality of first through-holes 411, through which the mixture of reagent and slurry enters the area between the upper cylinder 11 and the mixing and distribution ring 41. A first uniform distribution plate 43 is also provided within the mixing and distribution ring 41. The outer edge of the first uniform distribution plate 43 is welded to the inner side of the mixing and distribution ring 41. The first uniform distribution plate 43 is located below the feed pipe 112 and is provided with a plurality of first uniform distribution holes 431 to allow the mixture of the reagent and slurry to pass through the first uniform distribution plate 43. The aforementioned first through holes 411 are provided on the side wall of the mixing and distribution ring 41, between the first uniform distribution plate 43 and the diverter cone plate 42, so that the mixture of the reagent and slurry first passes through the first uniform distribution plate 43 and then enters the area surrounded by the upper cylinder 11, the mixing and distribution ring 41, and the diverter cone plate 42. The first inclined plate settling assembly 21 can promote material mixing. A second uniform distribution plate 44 is provided within the lower cylinder 31, the outer edge of the second uniform distribution plate 44 being welded to the inner wall of the lower cylinder 31.A discharge port is provided at the lower end of the lower cylinder 31 , and the reagent and the ore pulp are fully mixed in the feed steady flow mixing device and then discharged into the tank body 61 through the discharge port.
[0039] The feed-in steady-flow mixing device provided in this embodiment, when in use, is fed through the feed pipe 112 to the mixing and distribution ring 41 within the upper cylinder 11. The reagent used to accelerate coagulation is fed through the corresponding reagent port 113 to the feed pipe, where the reagent and slurry are initially mixed. After entering the mixing and distribution ring 41, the mixture of the reagent and slurry first passes through the first uniform distribution plate 43, which further enhances the mixing effect of the reagent and slurry. After passing through the first uniform distribution plate 43, the mixture of the reagent and slurry is discharged through a plurality of first through holes 411 below the mixing and distribution ring 41 to the diverter cone plate 42, which further enhances the mixing effect of the reagent and slurry. After being discharged through the diverter cone plate 42, the mixture of reagent and slurry enters the first inclined plate settling assembly 21, and then enters the lower cylinder 31 through the first inclined plate settling assembly. Under the action of the second uniform distribution plate 44 in the lower cylinder 31, the reagent and slurry can be fully mixed again. The feed steady flow mixing device provided in this embodiment, with the cooperation of the mixing distribution ring 41, the first uniform distribution plate 43, the diverter cone plate 42, the first inclined plate settling assembly 21 and the second uniform distribution plate 44, effectively mixes and collides the slurry and reagent, effectively consumes the kinetic energy of the slurry, and improves the processing capacity and treatment effect. According to experimental comparison, the cleaning time of the trough body 61 can be extended from the current cleaning once a year to once every five years.
[0040] The embodiment of the present invention provides a feed steady flow mixing device, such as Figures 1 to 2 As shown, the area of the diverter cone plate 42 located in the mixing distribution circle 41 is provided with at least one first diverter hole 421, and the diameter of the first diverter hole 421 in the area within the mixing distribution circle 41 is d, wherein 12mm≤d≤16mm.
[0041] As mentioned above, the lower end of the mixing and distribution circle 41 is connected to the diverter plate 42. Furthermore, in this embodiment, at least one first diverter hole 421 is provided in the area within the mixing and distribution circle 41 on the diverter plate 42. The remaining first diverter holes 421 are located outside the mixing and distribution circle 41 on the diverter plate 42. Furthermore, the diameter of the first diverter holes 421 within the mixing and distribution circle 41 on the diverter plate 42 is greater than or equal to 12 mm and less than or equal to 16 mm. The presence of at least one first diverter hole 421 within the mixing and distribution circle 41 on the diverter plate 42 allows the reagent and slurry to enter the next stage of mixing at both the center (within the mixing and distribution circle 41) and the periphery (outside the mixing and distribution circle 41), thereby improving the mixing efficiency between the reagent and slurry.
[0042] The embodiment of the present invention provides a feed steady flow mixing device, such as Figures 1 to 2 As shown, the inclination angle of the splitter cone plate 42 is α, wherein 0°<α≤3°.
[0043] In this embodiment, the diverter plate 42 is conical, and the inclination angle is the angle between the generatrix and the bottom surface of the diverter plate 42. The inclination angle of the diverter plate 42 is set to be greater than 0° and less than or equal to 3° to ensure that the mixture of the reagent and the slurry can flow normally.
[0044] The embodiment of the present invention provides a feed steady flow mixing device, such as Figures 1 to 2 As shown, it also includes a plurality of annular overflow rings 51; all of the overflow rings 51 are arranged on the diverter cone plate 42 along the radial direction of the diverter cone plate 42.
[0045] Furthermore, in this embodiment, the feed stabilizing flow mixing device also includes multiple annular overflow rings 51. Each overflow ring 51 is also a cylindrical structure made of rolled steel plate, open at both ends. The diameters of the overflow rings 51 increase in increments, and all overflow rings 51 are arranged radially along the diverter cone 42. In other words, the mixing and distribution ring 41 and the multiple overflow rings 51 are sequentially arranged radially along the diverter cone 42. By providing multiple overflow rings 51 on the diverter cone 42, the mixing efficiency of the reagent and the slurry can be further enhanced.
[0046] It should be noted that the aforementioned first diverter hole 421 must be provided between every two adjacent overflow rings 51. The inner side of the overflow ring 51 with the smallest diameter faces the mixing and distribution ring 41, and the aforementioned first diverter hole 421 must also be provided between the overflow ring 51 with the smallest diameter and the mixing and distribution ring 41. The outer side of the overflow ring 51 with the largest diameter faces the inner wall of the upper cylinder 11, and the aforementioned first diverter hole 421 must also be provided between the overflow ring 51 with the largest diameter and the upper cylinder 11.
[0047] Furthermore, the embodiment of the present invention provides a feed steady flow mixing device, such as Figures 1 to 2 As shown, along the circumferential direction of the overflow ring 51 , a plurality of notches 52 are provided at the upper end and the lower end of the overflow ring 51 .
[0048] In this embodiment, the top and bottom ends of the overflow ring 51 are each provided with a plurality of slots 52 to allow the mixture of reagent and slurry to flow through the top and bottom ends of the overflow ring 51. During operation, the reagent and slurry undergo numerous "falling," "diversion," "collision," and "mixing" processes, ultimately achieving uniform mixing and achieving a good flocculation effect. Preferably, in this embodiment, the top end of the overflow ring 51 is serrated.
[0049] The embodiment of the present invention provides a feed steady flow mixing device, such as Figures 1 to 2 As shown, the notch 52 below the overflow ring 51 is square, and the notches 52 at the lower ends of two adjacent overflow rings 51 are staggered.
[0050] In this embodiment, the notches 52 at the lower ends of two adjacent overflow rings 51 are preferably staggered so that the reagent and the slurry can be stirred more evenly.
[0051] The embodiment of the present invention provides a feed steady flow mixing device, such as Figures 1 to 2 As shown, the first inclined plate sedimentation assembly 21 includes a lower bracket 212, an upper pressure frame 211 and a regular hexagonal inclined tube monomer 213; the upper pressure frame 211 is connected to the upper cylinder 11, the lower bracket 212 is connected to the lower cylinder 31, and a plurality of regular hexagonal inclined tube monomers 213 are provided, and all of the regular hexagonal inclined tube monomers 213 are provided between the upper pressure frame 211 and the lower bracket 212.
[0052] In this embodiment, a plurality of regular hexagonal oblique tube units 213 are connected to form a layer, and the multiple layers are sequentially stacked between the lower support 212 and the upper support to increase the sedimentation area, improve the processing capacity, and effectively process fine materials.
[0053] Another embodiment of the present invention further provides a fixed coal slurry water cleaning machine for underground coal mines, comprising the feed stabilizing flow mixing device described in any of the above embodiments.
[0054] The present embodiment provides a fixed type coal slurry cleaning machine for underground coal mines, such as Figures 1 to 2 As shown, the apparatus further includes a tank body 61 and a second inclined plate settling assembly 62; the feed stabilizing flow mixing device is mounted above the tank body 61, and the second inclined plate settling assembly 62 is disposed within the tank body 61. The installation of the second inclined plate settling assembly 62 within the tank body 61 increases the settling area, improves the processing capacity, and effectively processes fine materials.
[0055] In the description of this utility model, it should be noted that the terms "upper" and "lower" and other terms indicating orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate the description of this utility model and simplify the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on this utility model. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.
[0056] In the description of the present invention, it should be noted that, unless otherwise expressly specified or 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, an indirect connection through an intermediate medium, or a connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances. In addition, in the description of the present invention, unless otherwise specified, "plurality" means two or more.
[0057] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.
Claims
1. A feeding steady flow mixing device, characterized in that: include: An upper cylinder (11), a first inclined plate settling assembly (21) and a lower cylinder (31) which are sequentially sealed and interconnected internally, as well as a mixing and distribution ring (41), a flow dividing cone plate (42), a first uniform distribution plate (43) and a second uniform distribution plate (44); The upper cylinder (11) comprises a top cover (111) and a feed pipe (112); the top cover (111) is provided with an interface communicating with the interior of the upper cylinder (11); one end of the feed pipe (112) is arranged at the interface; and a plurality of medicine ports (113) are provided on the side wall of the feed pipe (112); The diverter cone plate (42) is arranged in the upper cylinder (11), the outer edge of the diverter cone plate (42) is connected to the inner wall of the upper cylinder (11), and the diverter cone plate (42) is provided with a plurality of first diverter holes (421); The mixing and distribution ring (41) is arranged in the upper cylinder (11), the upper end of the mixing and distribution ring (41) is connected to the top cover (111) and surrounds the peripheral side of the interface, and the lower end is connected to the diverter cone plate (42); The first uniform distribution plate (43) is arranged in the mixing and distribution circle (41), the outer edge of the first uniform distribution plate (43) is connected to the inner wall of the mixing and distribution circle (41), and the first uniform distribution plate (43) is provided with a plurality of first uniform distribution holes (431); the side wall of the mixing and distribution circle (41) located between the first uniform distribution plate (43) and the diverter cone plate (42) is provided with a plurality of first through holes (411); The second uniform distribution plate (44) is arranged in the lower cylinder (31), the outer edge of the second uniform distribution plate (44) is connected to the inner wall of the lower cylinder (31), and the second uniform distribution plate (44) is provided with a plurality of second uniform distribution holes (441).
2. The feeding steady flow mixing device according to claim 1, characterized in that: The area of the diverter cone plate (42) located within the mixing distribution circle (41) is provided with at least one of the first diverter holes (421), and the diameter of the first diverter hole (421) located within the mixing distribution circle (41) is d, wherein 12 mm ≤ d ≤ 16 mm.
3. The feeding steady flow mixing device according to claim 1, characterized in that: The inclination angle of the splitter cone plate (42) is α, wherein 0°<α≤3°.
4. The feeding steady flow mixing device according to claim 1, characterized in that: It also includes a plurality of annular overflow rings (51); all of the overflow rings (51) are arranged on the splitter cone plate (42) along the radial direction of the splitter cone plate (42).
5. The feeding steady flow mixing device according to claim 4, characterized in that: Along the circumferential direction of the overflow ring (51), a plurality of notches (52) are provided at the upper end and the lower end of the overflow ring (51).
6. The feeding steady flow mixing device according to claim 5, characterized in that: The notch (52) below the overflow ring (51) is square, and the notches (52) at the lower ends of two adjacent overflow rings (51) are staggered.
7. The feeding steady flow mixing device according to claim 1, characterized in that: The first inclined plate settling assembly (21) comprises a lower support (212), an upper pressing frame (211) and a regular hexagonal inclined tube monomer (213); The upper press frame (211) is connected to the upper cylinder (11), the lower support (212) is connected to the lower cylinder (31), a plurality of regular hexagonal oblique tube monomers (213) are provided, and all of the regular hexagonal oblique tube monomers (213) are provided between the upper press frame (211) and the lower support (212).
8. The feeding steady flow mixing device according to claim 1, characterized in that: The lower cylinder (31) is conical.
9. A fixed type coal slurry cleaning machine for underground coal mines, characterized in that: It comprises the feeding steady flow mixing device as described in any one of claims 1 to 8.
10. The fixed type coal slurry cleaning machine for underground coal mines according to claim 9, characterized in that: It also includes a tank body (61) and a second inclined plate settling assembly (62); The feed steady flow mixing device is mounted above the tank body (61), and the second inclined plate sedimentation assembly (62) is disposed in the tank body (61).