CN217796737U - Fine coal cyclone sorting device - Google Patents

Abstract

The utility model relates to a technical field is selected separately to the medium whirl, especially relates to a fine coal whirl sorting unit, and its technical scheme includes: locating rack, bearing body and separation bucket, separation bucket inside below fixed mounting has the filter screen, fixed mounting has the mounting bracket in the separation bucket of filter screen top, movable mounting has the stirring leaf in the separation bucket of mounting bracket below, the positive one side trompil of separation bucket and intercommunication install the inlet tube. The utility model provides a coal sink the end and lead to the problem that separation efficiency reduces when the whirl is selected separately.

Description

Fine coal cyclone sorting device

Technical Field

The utility model relates to a technical field is selected separately to the medium whirl, specifically is a particulate coal whirl sorting unit.

Background

China is a country which takes coal as an energy main body energy structure, and the efficient processing and utilization of the coal are particularly important. In the coal dressing industry today, coal dressing methods can be divided into wet coal dressing and dry coal dressing. For slack coal, the dry separation precision is low; the wet heavy medium is mainly selected by heavy medium cyclone separation, and has a wider separation range, higher separation efficiency and separation precision. However, for the slack coal, the dense medium separation also has the problems of high medium consumption, serious argillization, complex separation system and the like. With the increasing requirements of the country on environmental protection, the raw coal washing rate needs to be improved continuously, and the key point is to sort the power slack coal.

The search shows that: chinese utility model patent: the utility model is CN213349333U, the utility model discloses a combined type slack coal water medium cyclone separation system, including pan feeding system, sorting system, the coal slime processing system that handles the coal slime and the circulating water system that provides water for the system, the pan feeding system includes raw coal storehouse, batcher, raw coal blending bucket and pan feeding pump, the discharge gate of raw coal storehouse is connected with the feed inlet of batcher, the discharge gate of batcher is connected with the feed inlet of raw coal blending bucket, the discharge gate of raw coal blending bucket is connected with the feed inlet of feed pump; the separation system comprises a composite water medium cyclone, a clean coal linear vibrating screen and a tailing linear vibrating screen, an overflow port of the composite water medium cyclone is connected with a feed port of the clean coal linear vibrating screen, and a underflow port of the composite water medium cyclone is connected with a feed port of the tailing linear vibrating screen. The utility model has simple process, large processing capacity, simple and convenient operation, high sorting precision, reliable operation and easy maintenance; and water is used as a separation medium, a dense medium separation system is not needed, and the investment and operation cost is reduced.

When CN213349333U in the prior art is used, because water flow is used as a medium independently and mixed materials are subjected to cyclone separation through the water flow, the coal material is difficult to stir through the water flow after sinking to the bottom in the separation device, and the separation efficiency is reduced, so that a fine coal cyclone separation device is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a particulate coal whirl sorting unit possesses the advantage that improves whirl sorting efficiency, and coal sinks the end and leads to the problem that sorting efficiency reduces when having solved the whirl and selecting separately.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a fine coal whirl sorting unit, includes locating rack, bearing body, selects separately the bucket and arranges the material pipe, select separately the inside below fixed mounting of bucket there is the filter screen, fixed mounting has the mounting bracket in the sorting bucket of filter screen top, movable mounting has the stirring leaf in the sorting bucket of mounting bracket below, the inlet tube is installed to positive one side trompil and intercommunication of sorting bucket.

Use among this technical scheme during a fine grain coal whirl sorting unit, the coal charge that will thoughtlessly have earth directly pours into in the sorting barrel, and open the blow off pipe, with inlet tube and high pressure water pump intercommunication installation, the rivers drive stirring leaf that gets into in the sorting barrel through the inlet tube this moment is at the sorting barrel internal rotation, and make the coal charge that thoughtlessly has earth mix in filter screen and the relative one side of sorting barrel, thereby erode earth on the coal through rivers, and discharge the sewage that thoughtlessly has earth through the filter screen, thereby obtain abluent coal charge.

Preferably, a support frame is fixedly mounted on the outer side of the lower surface of the sorting barrel, a discharge pipe is arranged in the middle of the front surface of the sorting barrel in a communicated manner, and a discharge pipe is arranged in the bottom end of the sorting barrel in a communicated manner. The discharge pipe is arranged on the separation barrel, so that the cleaned coal can be discharged through the discharge pipe.

Preferably, the top of the inner wall of the filter screen is fixedly connected with the top of the positioning frame, and the bottom of the positioning frame is fixedly connected with the bottom of the inner wall of the separation barrel. Through at the inboard fixed mounting locating rack of filter screen to support the filter screen through the locating rack, thereby avoid the filter screen to appear warping because of the quick injection separation bucket of coal charge.

Preferably, the top of the stirring blade is fixedly connected with the inner wall of the bearing body, the bearing body is embedded and installed at the central point of the installation frame, and the stirring blade is not contacted with the outer wall of the filter screen. The stirring blade is not contacted with the outer wall of the filter screen, so that the filter screen is prevented from deforming due to the fact that excessive pressure is applied to the filter screen when the coal is stirred.

Preferably, the communication position of the water inlet pipe is matched with the installation position of the stirring blade. The water flow passing through the water inlet pipe is matched with the mounting position of the stirring blade, so that the water flow entering through the water inlet pipe can drive the stirring blade.

Preferably, the bottom end of the inner wall of the discharge pipe and the bottom end of the filter screen are positioned on the same plane. The bottom end of the inner wall of the discharge pipe and the bottom end of the filter screen are positioned on the same plane, so that the cleaned coal can be conveniently discharged.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up the stirring leaf to stir the leaf and install in sorting barrel through the mounting bracket, spout high-pressure rivers in to sorting barrel through setting up the inlet tube in the positive one side of sorting barrel, thereby listen high-pressure rivers drive stirring leaf and rotate in the filter screen outside, and drive the coal charge that thoughtlessly has earth and rotate, wash the coal charge through the whirl then, and the earth of mixing in the discharge coal charge has reached the effect that improves whirl sorting efficiency.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a schematic top view of the present invention.

In the figure: 1. a support frame; 2. a blow-off pipe; 3. a positioning frame; 4. a filter screen; 5. stirring blades; 6. a bearing body; 7. a mounting frame; 8. a sorting barrel; 9. a discharge pipe; 10. and (4) a water inlet pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in fig. 1, fig. 2 and fig. 3, the present invention provides an embodiment: the utility model provides a fine coal whirl sorting unit, includes locating rack 3, bearing body 6, sorting barrel 8 and arranges material pipe 9, and sorting barrel 8 inside below fixed mounting has filter screen 4, 4 inner wall tops of filter screen and 3 top fixed connection of locating rack, 3 bottoms of locating rack and 8 inner wall bottom fixed connection of sorting barrel. Through at filter screen 4 inboard fixed mounting locating rack 3 to support filter screen 4 through locating rack 3, thereby avoid filter screen 4 to appear warping because of the quick injection separation bucket 8 of coal charge. Fixed mounting has mounting bracket 7 in the sorting barrel 8 of filter screen 4 top, and movable mounting has stirring leaf 5 in the sorting barrel 8 of mounting bracket 7 below, and 5 tops of stirring leaf and 6 inner wall fixed connection of bearing body, 6 imbeds of bearing body and install 7 central points departments at mounting bracket, and stirring leaf 5 and the outer wall contactless of filter screen 4. By not contacting the stirring blade 5 with the outer wall of the filter screen 4, the filter screen 4 is prevented from deforming due to the fact that excessive pressure is applied to the filter screen 4 when the coal is stirred. One side of the front surface of the separation barrel 8 is provided with a hole and is communicated with a water inlet pipe 10. The communication position of the water inlet pipe 10 is matched with the installation position of the stirring blade 5. The mixing blade 5 is driven by the water flow entering through the water inlet pipe 10 through the installation position of the water inlet pipe 10 and the installation position of the mixing blade 5. Through setting up stirring leaf 5 to install stirring leaf 5 in sorting barrel 8 through mounting bracket 7, spout high-pressure rivers in sorting barrel 8 through inlet tube 10 that sets up in the positive one side of sorting barrel 8, thereby listen high-pressure rivers drive stirring leaf 5 and rotate in the 4 outsides of filter screen, and drive the coal charge that thoughtlessly has earth and rotate, wash the coal charge through the whirl then, and the mixed earth in the discharge coal charge, reached the effect that improves whirl sorting efficiency.

Example two

As shown in fig. 1, fig. 2 and fig. 3, the present invention provides an embodiment: the utility model provides a fine grain coal whirl sorting unit, compares in embodiment one, and this embodiment still includes and selects separately bucket 8 and arranges material pipe 9, selects separately 8 lower surface outside fixed mounting of bucket and has support frame 1, selects separately 8 openly middle trompils and the intercommunication of bucket and installs row material pipe 9, selects separately 8 bottom trompils of bucket and the intercommunication installs blow off pipe 2. By providing the discharge pipe 9 in the separation tub 8, the cleaned coal can be discharged through the discharge pipe 9. The filter screen 4 is fixedly arranged below the inner part of the separation barrel 8, and the bottom end of the inner wall of the discharge pipe 9 and the bottom end of the filter screen 4 are positioned on the same plane. The bottom end of the inner wall of the discharging pipe 9 and the bottom end of the filter screen 4 are positioned on the same plane, so that the cleaned coal material is conveniently discharged.

The utility model discloses during the use, the coal charge that will thoughtlessly have earth directly pours into in sorting barrel 8 into, and open blow off pipe 2, with inlet tube 10 and high pressure water pump intercommunication installation, the rivers drive stirring leaf 5 that gets into in sorting barrel 8 through inlet tube 10 this moment is at sorting barrel 8 internal rotations, and make the coal charge that thoughtlessly have earth mix in filter screen 4 and sorting barrel 8 relative one side, thereby erode earth on the coal through rivers, and discharge the sewage that thoughtlessly has earth through filter screen 4, thereby obtain abluent coal charge.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a fine grain coal whirl sorting unit, includes locating rack (3), bearing body (6), selects separately bucket (8) and arranges material pipe (9), its characterized in that: sorting barrel (8) inside below fixed mounting has filter screen (4), fixed mounting has mounting bracket (7) in sorting barrel (8) of filter screen (4) top, movable mounting has stirring leaf (5) in sorting barrel (8) of mounting bracket (7) below, inlet tube (10) are installed to sorting barrel (8) openly one side trompil and intercommunication.

2. The cyclone separation device for fine coal according to claim 1, wherein: sorting bucket (8) lower surface outside fixed mounting has support frame (1), and sorting bucket (8) openly middle trompil and intercommunication are installed and are arranged material pipe (9), and sorting bucket (8) bottom trompil and intercommunication install blow off pipe (2).

3. The cyclone separation device for fine coal according to claim 1, wherein: the top of the inner wall of the filter screen (4) is fixedly connected with the top of the positioning frame (3), and the bottom of the positioning frame (3) is fixedly connected with the bottom of the inner wall of the separation barrel (8).

4. The cyclone separation device for fine coal according to claim 1, wherein: stirring leaf (5) top and bearing body (6) inner wall fixed connection, bearing body (6) embedding is installed in mounting bracket (7) central point department, and stirring leaf (5) and filter screen (4) outer wall contactless.

5. The cyclone separation device for fine coal according to claim 1, wherein: the water inlet pipe (10) is communicated with the stirring blade (5) and is matched with the installation position of the stirring blade.

6. The cyclone separation device for fine coal according to claim 1, wherein: arrange material pipe (9) inner wall bottom and filter screen (4) bottom and be in the coplanar.

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