Novel horizontal flow distribution pipe of shallow slot sorting machine

Abstract

The utility model relates to a novel horizontal flow distribution pipe of a shallow slot sorting machine, which comprises main pipes connected to two ends of a four-way pipe, the main pipes are obliquely arranged, the two main pipes are symmetrically arranged, a plurality of wear-resistant branch pipes are arranged on the main pipes, and the wear-resistant branch pipes are in one-to-one correspondence with interfaces of the shallow slot sorting machine. The distance between the abrasion-resistant branch pipes is equal to the distance between connectors of the shallow groove sorting machine, a first flange is arranged at the end, away from the four-way pipe, of the main pipe, and a first flange plate is installed on the first flange. The wear-resistant branch pipes are connected with the connector of the shallow slot sorting machine, the main pipe with the gradient is arranged, media can be prevented from being deposited in the pipeline, the service life of the pipeline is prolonged, the wear-resistant branch pipes can enable materials to be evenly distributed, the density of suspension liquid is stable, and the sorting precision of the shallow slot is improved. And the first flange plate is mounted on the first flange, so that the first flange plate can be conveniently detached, the interior of the main pipe can be conveniently cleaned, and pipeline blockage is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to shallow slot sorting machine technology, especially a new shallow slot sorting machine horizontal flow distribution pipe. BACKGROUND

[0002] The shallow slot heavy medium sorting machine is used for gangue discharge of lump coal in large coal preparation plants, can be used for underground gangue discharge, is one of main sorting equipment of coal mine ground coal preparation plants and underground coal preparation plants, and the main role of the shallow slot horizontal flow is to keep the density of the suspension in the upper part of the tank stable, simultaneously forms the horizontal medium flow from the material inlet end to the material discharge end, and plays the role of transporting the floated clean coal, and the commonly used horizontal flow distribution pipe of the coal preparation plant is a flat pipe, that is, the main pipe has a slope i=0.

[0003] The existing horizontal distribution pipe has no slope, with the increase of the service life, the medium in the pipe is accumulated, pipe blockage is easily caused, and the site production is stopped in serious cases, and the distribution pipe is a wear-resistant pipe, so replacement is difficult. UTILITY MODEL CONTENT

[0004] The utility model discloses a new shallow slot sorting machine horizontal flow distribution pipe, which is used to solve the problem of pipe blockage caused by the accumulation of medium in the pipe due to the lack of slope of the existing horizontal distribution pipe.

[0005] In order to solve the above problems, the utility model provides a new shallow slot sorting machine horizontal flow distribution pipe, which comprises a main pipe connected at both ends of a four-way pipe, the main pipe is arranged obliquely, the two main pipes are arranged symmetrically, a plurality of wear-resistant branch pipes are arranged on the main pipe, the plurality of wear-resistant branch pipes correspond one by one to the interfaces of the shallow slot sorting machine, the spacing of the plurality of wear-resistant branch pipes is equal to the spacing of the interfaces of the shallow slot sorting machine, a first flange is arranged at one end of the main pipe away from the four-way pipe, and a first flange plate is installed on the first flange.

[0006] The new shallow slot sorting machine horizontal flow distribution pipe provided by the utility model also has the following technical features:

[0007] Further, the distance from the four edges of the four-way pipe to the center is equal to the diameter of the main pipe, and the cross-sectional area of the main pipe is greater than or equal to the cross-sectional area of the wear-resistant branch pipe.

[0008] Further, a second flange is arranged at the top of the wear-resistant branch pipe.

[0009] Further, the main pipe is a wear-resistant pipe with a slope i=0.1763, and the main pipe and the four-way pipe are connected through a third flange.

[0010] Further, fourth flanges are arranged at the upper and lower ends of the four-way pipe, and a second flange plate can be installed on the fourth flange.

[0011] Further, a knob is threadedly connected at the center of the first flange plate, a limiting strip is hingedly connected to the knob through a rotating shaft, a plurality of clamping grooves are formed on one side of the first flange plate, and the limiting strip can be located in the corresponding clamping groove, and the two ends of the rotating shaft are fixedly connected with the knob through torsional springs.

[0012] The utility model discloses have the following beneficial effects: through the interface connection of multiple wear-resistant branch pipes and shallow groove sorting machine, through the main pipe that is provided with the gradient, can avoid medium depositing in the pipeline, prolongs the service life of pipeline, and multiple wear-resistant branch pipes can make the even distribution of material, is favorable to the density stability of suspension, improves shallow groove sorting precision, through the setting of the first flange plate installed on the first flange, can conveniently dismantle the first flange plate, and then conveniently clean in the main pipe, avoids the pipeline blockage. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the front view of the utility model embodiment;

[0014] Figure 2 It is the top view of the utility model embodiment;

[0015] Figure 3 It is the structure schematic view of the flange plate in the utility model embodiment;

[0016] Figure 4 It is the front view cutaway drawing of the flange plate in the utility model embodiment;

[0017] Figure 5 It is the top view cutaway drawing of the local flange plate in the utility model embodiment. DETAILED DESCRIPTION

[0018] The utility model will be explained in detail below with reference to the drawings and in combination with the embodiments. It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0019] As Figures 1 to 5The utility model discloses a novel shallow slot sorting machine horizontal flow distribution pipe's embodiment of the utility model discloses a novel shallow slot sorting machine horizontal flow distribution pipe includes the main pipe 2 connected in the both ends of four -way pipe 1, and the main pipe 2 is inclined to set, and two main pipes 2 are symmetrical to set, and a plurality of wear -resistant branch pipes 3 are equipped on the main pipe 2, and a plurality of wear -resistant branch pipes 3 correspond with the interface of shallow slot sorting machine one to one, and the interval of a plurality of wear -resistant branch pipes 3 is equal to the interface interval of shallow slot sorting machine, and the one end of main pipe 2 away from four -way pipe 1 is equipped with first flange 4, and first flange 4 is installed with first flange plate 5, is connected through the interface of a plurality of wear -resistant branch pipes 3 and shallow slot sorting machine, and through the main pipe 2 of setting with the gradient, can avoid the medium deposition in the pipeline, prolongs the service life of pipeline, and a plurality of wear -resistant branch pipes 3 can make the even distribution of material, is favorable to the density stability of suspension, improves shallow slot sorting precision, and through the setting of first flange 4 installed with first flange plate 5, can be convenient for the disassembly of first flange plate 5, and then it is convenient to clean in the main pipe 2, avoids the pipeline blockage.

[0020] In an embodiment of the present application, preferably, the distance from the four edges of the four-way pipe 1 to the center is equal to the diameter of the main pipe 2, and the cross-sectional area of the main pipe 2 is greater than or equal to the cross-sectional area of the wear-resistant branch pipe 3, so that the device has a reasonable and stable structure.

[0021] In an embodiment of the present application, preferably, the top of the wear-resistant branch pipe 3 is provided with a second flange 6, which is convenient for installation with the interface of the shallow slot sorting machine. The shallow slot sorting machine is a slot-type sorting device that works according to the principle of sinking and floating of materials with different specific gravities in heavy medium suspension. The pre-screened raw coal enters the sorting tank, and the materials are sorted in the tank body filled with heavy medium suspension. The lighter materials rise to the liquid surface and are discharged from the discharge end under the action of horizontal flow. The high-specific-gravity materials sink to the bottom and are lifted to the gangue discharge port by the scraper, thereby obtaining products with different specific gravities.

[0022] In an embodiment of the present application, preferably, the main pipe 2 is a wear-resistant pipe with a slope i=0.1763, and the main pipe 2 is connected to the four-way pipe 1 through a third flange 7, so that the main pipe 2 is convenient to install or disassemble.

[0023] In an embodiment of the present application, preferably, the upper and lower ends of the four-way pipe 1 are respectively provided with fourth flanges, and second flange plates 8 can be installed on the fourth flanges, which are convenient for plugging or opening the upper and lower ends of the four-way pipe 1.

[0024] In one embodiment of the present application, preferably, a knob 9 is threadedly connected at the center of the first flange plate 5, a limiting strip 10 is hingedly connected to the knob 9 through a rotating shaft, a plurality of clamping grooves are formed on one side of the first flange plate 5, the limiting strip 10 can be located in the corresponding clamping groove, the two ends of the rotating shaft are fixedly connected with the knob 9 through torsional springs, the limiting strip 10 is separated from the clamping groove by rotating, then the knob 9 is rotated, so that the knob 9 is separated from the first flange plate 5, and then the hole left after the knob 9 is unscrewed on the first flange plate 5 is used to clean and prevent blockage in the main pipe 2.

[0025] In use, the plurality of wear-resistant branch pipes 3 are connected to the interface of the shallow groove sorting machine, the main pipe 2 with the slope is arranged, the medium can be prevented from depositing in the pipeline, the service life of the pipeline is prolonged, the main pipe 2 is connected with the four-way pipe 1 through the third flange 7, so that the main pipe 2 is convenient to install or disassemble, the plurality of wear-resistant branch pipes 3 can make the material distribution uniform, which is beneficial to the stable density of the upward flow suspension, improves the shallow groove sorting precision, the first flange plate 5 is arranged on the first flange 4, so that the first flange plate 5 is convenient to disassemble, and then the main pipe 2 is convenient to clean, and the pipeline is prevented from being blocked, when the first flange plate 5 is inconvenient to disassemble, the limiting strip 10 is separated from the clamping groove by rotating, then the knob 9 is rotated, so that the knob 9 is separated from the first flange plate 5, and then the hole left after the knob 9 is unscrewed on the first flange plate 5 is used to clean and prevent blockage in the main pipe 2.

[0026] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A novel horizontal flow distribution pipe for a shallow trough separator, comprising a main pipe (2) connected to both ends of a four-way pipe (1), characterized in that: The main pipe (2) is arranged in an inclined manner, and the two main pipes (2) are arranged symmetrically. A plurality of wear-resistant branch pipes (3) are provided on the main pipe (2), and the plurality of wear-resistant branch pipes (3) correspond to the interfaces of the shallow trough separator one by one. The spacing between the plurality of wear-resistant branch pipes (3) is equal to the spacing between the interfaces of the shallow trough separator. A first flange (4) is provided at one end of the main pipe (2) away from the four-way pipe (1), and a first flange plate (5) is installed on the first flange (4).

2. The novel horizontal flow distribution pipe for shallow trough separator according to claim 1 is characterized in that: The distances from the four ends of the four-way pipe (1) to the center are equal to the diameter of the main pipe (2), and the cross-sectional area of ​​the main pipe (2) is greater than or equal to the cross-sectional area of ​​the wear-resistant branch pipe (3).

3. The novel horizontal flow distribution pipe for shallow trough separator according to claim 1 is characterized in that: A second flange (6) is provided on the top of the wear-resistant branch pipe (3).

4. The novel horizontal flow distribution pipe for shallow trough separator according to claim 1 is characterized in that: The main pipe (2) is a wear-resistant pipe with a slope i=0.1763, and the main pipe (2) is connected to the cross pipe (1) via a third flange (7).

5. The novel horizontal flow distribution pipe for shallow trough separator according to claim 1 is characterized in that: The four-way pipe (1) is provided with a fourth flange at the upper and lower ends respectively, and a second flange plate (8) can be installed on the fourth flange.

6. The novel horizontal flow distribution pipe for shallow trough separator according to claim 1 is characterized in that: A knob (9) is threadedly connected to the center of the first flange (5), and a limit strip (10) is hinged to the knob (9) via a rotating shaft. A plurality of slots are provided on one side of the first flange (5), and the limit strips (10) can be located in corresponding slots. Both ends of the rotating shaft are fixedly connected to the knob (9) via torsion springs.

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