CN219210726U - Split type distributing device of underground dry separator and dry separator - Google Patents

Abstract

The utility model relates to the technical field of dry separators, in particular to a split distributor of an underground dry separator and the dry separator. The distributor comprises a conveying device and at least two shield units which are arranged above the conveying device and are detachably spliced end to end in sequence, wherein the conveying device and the shield units enclose a channel for conveying materials; the shield unit comprises a framework and a panel detachably connected to the framework. The split distributor of the underground dry separator has the following advantages: 1. the shield units are spliced, so that the whole shield is easy to transport and assemble, and the maintenance cost is reduced; 2. the framework provides supporting force for the panel, so that the problem of deformation of the panel is avoided, the structural strength of the shield is improved, and the service life of the shield is prolonged; 3. the framework is detachably connected with the panel, so that the panel can be independently replaced without integral replacement, and the cost is greatly reduced; 4. the framework and the panel can be independently used as spare parts for sales, and the after-sales maintenance and transformation are easy.

Description

Split type distributing device of underground dry separator and dry separator

Technical Field

The utility model relates to the technical field of dry separators, in particular to a split distributor of an underground dry separator and the dry separator.

Background

The dry separator is equipment for identifying minerals and comprises a feeding system, a distributing device, an identification device and an execution mechanism; the feeding system is positioned at the feeding end of the distributor, raw coal is uniformly fed onto the distributor by the feeding system, and the raw coal is uniformly and stably fed through the distributor, so that the lump coal entering the dry separator can be spread in a single layer; the identification device is an X-ray source positioned above the distributing device and an X-ray detector positioned below the distributing device, and the actuating mechanism is an air nozzle with an outlet facing the motion track direction of the clean coal and the gangue. The distributor of the dry separator generally comprises a conveyer belt and a shield arranged above the conveyer belt, wherein the conveyer belt and the shield form a channel for conveying materials; at present, the manufacturing modes of the distributor shield of the dry separator are all sheet metal parts which are bent and welded into a whole, the forming mode is easy to generate shield deformation so as to cause the problem of welding failure, and the service life of the shield is low; moreover, as the working environment of the dry separator is usually very bad, the traditional distributor shield extremely has the problems of corrosion and rust, and if the distributor shield needs to be replaced, the distributor shield can only be replaced integrally, so that the disassembly and replacement are difficult, and the cost is high; in addition, the interior and the exterior of the distributor bear a plurality of detection devices (such as X-ray source emitters, image detection devices, camera lighting devices and the like), and the traditional distributor shield has potential safety hazards during use.

Disclosure of Invention

The utility model provides a split distributor of an underground dry separator, which aims to solve the technical problems of low structural strength, short service life, high disassembly and transportation difficulty and high cost of a distributor shield of the underground dry separator in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the split distributor of the underground dry separator comprises a conveying device and at least two shield units which are arranged above the conveying device and are detachably spliced end to end in sequence, wherein the conveying device and the shield units are surrounded to form a channel for conveying materials; the shield unit comprises a framework and a panel detachably connected with the framework.

Further, the panel is formed into a shape matched with the shape of the framework by stainless steel plates through an integral bending process.

Further, a lead plate is arranged between the framework and the panel.

Further, the lead plate is formed into a shape matched with the shape of the framework by adopting a bending process.

Further, the shield unit is U-shaped; the framework comprises U-shaped rib plates respectively arranged at the head end and the tail end and rib plates connected between the two U-shaped rib plates.

Further, the framework further comprises two guide plates which are respectively arranged on two opposite sides of the framework and are connected between the two U-shaped rib plates.

Further, the U-shaped rib plate comprises a U-shaped supporting plate and a connecting flange plate arranged on the outer side of the U-shaped supporting plate, and the panel is connected with the connecting flange plate.

Further, the U-shaped support plate comprises two first vertical portions and a first transverse portion connected between the two first vertical portions, and the connecting flange plate comprises two second vertical portions and a second transverse portion connected between the two second vertical portions; and two opposite sides of any one of the first vertical parts are respectively connected with one guide plate and one second vertical part.

Further, the framework is formed by a welding process.

The second object of the utility model is to provide a dry separator, which comprises the split distributor of the underground dry separator according to any embodiment.

The utility model has the beneficial effects that:

the utility model provides a split type distributor of an underground dry separator and the dry separator, wherein the split type distributor of the underground dry separator comprises a conveying device and at least two shield units which are arranged above the conveying device and are detachably spliced end to end in sequence, and the conveying device and the shield units are surrounded to form a channel for conveying materials; the shield unit comprises a framework and a panel detachably connected to the framework. Compared with the existing distributor of the underground dry separator, the split distributor of the underground dry separator has the following advantages:

1. the shield units are spliced to form the underground conveying device, so that the whole conveying and assembling are easy, and particularly, in the assembling process of the underground separator, the shield units can be sequentially put into the well, so that the problem of inconvenient conveying caused by narrow underground conveying environment is solved; in addition, the shield unit can be independently replaced, so that the maintenance cost is reduced;

2. the framework provides supporting force for the panel, so that the problem of deformation of the panel is avoided, the structural strength of the shield is improved, and the service life of the shield is prolonged;

3. the framework is detachably connected with the panel, when the problem of corrosion of the panel occurs in the use process, the panel can be independently replaced without integral replacement, so that the cost is greatly reduced;

4. the framework and the panel can be independently used as spare parts for sales, and the after-sales maintenance and transformation are easy.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an assembly structure of a split distributor of an underground dry separator provided by an embodiment of the utility model;

FIG. 2 is a schematic diagram of an exploded structure of a split distributor of an underground dry separator according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a connection structure of a plurality of shield units in a split distributor of an underground dry separator according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a shield unit in a split distributor of an underground dry separator according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a structure of a split distributor of a downhole dry separator according to an embodiment of the present utility model when a shield unit includes a lead plate;

fig. 6 is a schematic structural diagram of a skeleton in a split distributor of an underground dry separator according to an embodiment of the present utility model.

Icon:

1-a conveying device;

2-a shroud unit; 21-a skeleton; 211-U-shaped rib plates; 2111-U-shaped support plate; 2112-connecting flange plates; 212-rib plates; 213-a guide plate; 22-panel; 23-lead plate;

3-baffle.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, in the description of the present utility model, the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

It should be noted that, in the description of the present utility model, the terms "connected" and "mounted" should be understood in a broad sense, and for example, may be a fixed connection, a detachable connection, or an integral connection; can be directly connected or connected through an intermediate medium; either mechanically or electrically. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1 and 2, the embodiment of the utility model provides a split distributor of an underground dry separator, which comprises a conveying device 1 and at least two shield units 2 which are arranged above the conveying device 1 and are detachably spliced end to end in sequence, wherein the conveying device 1 and the shield units 2 are surrounded to form a channel for conveying materials; the hood unit 2 includes a frame 21 and a panel 22 detachably attached to the frame 21. In the embodiment shown in fig. 1, the split distributor of the underground dry separator comprises six shield units 2 which are detachably spliced end to end in sequence; specifically, the adjacent two skeletons 21 are detachably connected by a fastener (e.g., a bolt), and the skeletons 21 and the panel 22 in each of the hood units 2 are detachably connected by a fastener (e.g., a bolt). When the protective cover unit 2 is used, a plurality of protective cover units 2 are arranged above the conveying device 1 and are surrounded with the conveying device 1 to form a channel for conveying materials.

Compared with the existing distributor of the underground dry separator, the split distributor of the underground dry separator has the following advantages:

1. the shield units 2 are spliced to form the underground conveying device, so that the whole conveying and the assembling are easy, and particularly, in the assembling process of the underground separator, the shield units 2 can be sequentially put into the well, so that the problem of inconvenient conveying caused by narrow underground conveying environment is solved; in addition, the shield unit 2 can be independently replaced, so that the maintenance cost is reduced;

2. the framework 21 provides supporting force for the panel 22, so that the problem of deformation of the panel 22 is avoided, the structural strength of the shield is improved, and the service life of the shield is prolonged;

3. the framework 21 and the panel 22 are detachably connected, when the problem of corrosion of the panel 22 occurs in the use process, the panel 22 can be independently replaced without integral replacement, so that the cost is greatly reduced;

4. the framework 21 and the panel 22 can be independently used as spare parts for sales, and the after-sales maintenance and the improvement are easy;

5. in this embodiment, the frames 21 and the panels 22 are connected by bolts, and the frames 21 and the panels 22 are easy to be disassembled when replaced.

In this embodiment, the conveying device 1 includes a conveying belt and a driving member for driving the conveying belt to rotate; the plurality of cover units 2 are spliced in sequence along the conveying direction of the conveyor belt.

Referring to fig. 2 and 3, in the present embodiment, the shroud unit 2 is U-shaped, and after the shroud units 2 are assembled end to end and mounted on the conveying device 1, the shroud units 2 and the conveying device 1 enclose a channel for conveying materials.

The splice joint is formed at the splice of two adjacent shield units 2, the shield in this embodiment further comprising one or more baffles 3; the framework 21, the panel 22 and the baffle plates 3 are sequentially arranged from inside to outside, the baffle plates 3 are in one-to-one correspondence with the splicing seams, and the baffle plates 3 are detachably connected to the corresponding splicing seams in a covering mode. When in installation, the shield units 2 are spliced firstly, then the baffle 3 is covered on the outer side of the panel 22 (namely, the side of the panel 22 far away from the framework 21), and two sides of the baffle 3 are respectively connected with two adjacent shield units 2; when the baffle 3 is installed, one end of the bolt is sequentially passed through the baffle 3 and the panel 22 and connected to the corresponding frame 21. The arrangement of the baffle 3 can improve the tightness of the shield on the one hand, and on the other hand, the adjacent two panels 22 are connected through the baffle 3, so that the integrity of the shield and the structural strength of the panels 22 are improved.

Referring to fig. 4, the panel 22 is formed of a stainless steel plate material in a shape adapted to the outer shape of the skeleton 21 by an integral bending process. Compared with the traditional material, the stainless steel plate is more corrosion-resistant and has longer service life; the integral bending process can facilitate the installation of the panel 22.

Optionally, screw holes for installing eye screws are respectively provided at four corners of the upper end surface of the skeleton 21, and the movement of the shroud unit 2 can be completed through the eye screws.

Referring to fig. 5, a lead plate 23 is provided between the frame 21 and the faceplate 22. Optionally, the lead plate 23 is formed into a shape adapted to the shape of the skeleton 21 using a bending process. In this embodiment, the skeleton 21, the panel 22 and the lead plate 23 are all U-shaped, and are sequentially arranged from inside to outside. After the shield is installed, the lead plate 23 covers the outer side of the material distributing device of the dry separator to form a closed space for materials to pass through; because the inside and outside of the split type distributor of the underground dry separator bear a plurality of detection devices, the lead plate 23 can achieve the effects of reducing scattering and preventing radiation, and the safety of the dry separator during use is improved. In this embodiment, the lead plate 23 is disposed between the frame 21 and the panel 22, so that the structural strength of the lead plate 23 can be improved, damage to the lead plate 23 can be avoided, and the service life of the lead plate 23 can be prolonged.

Referring to fig. 6, the frame 21 includes two U-shaped rib plates 211 respectively disposed at the front and rear ends, a rib plate 212 connected between the two U-shaped rib plates 211, and two guide plates 213 respectively disposed at opposite sides of the frame 21 and connected between the two U-shaped rib plates 211. The rib plate 212 serves to connect the two U-shaped rib plates 211 and to strengthen the structural strength of the skeleton 21, and may be one or more in number. The guide plates 213 play a role in guiding the material, and the material can pass between the two guide plates 213 when the dry separator is in operation.

Optionally, the skeleton 21 is formed by a welding process.

Further, the U-shaped rib 211 includes a U-shaped support plate 2111 and a connection flange plate 2112 provided outside the U-shaped support plate 2111, and the panel 22 is connected to the connection flange plate 2112. When welding the skeleton 21, the two U-shaped rib plates 211 are symmetrically arranged, so that the two U-shaped support plates 2111 are respectively positioned at two ends of the skeleton 21. In this embodiment, a plurality of mounting holes arranged along the extending direction of the U-shaped support plate 2111 and the connecting flange plate 2112 are provided on each of them; during installation, the front end and the tail end of the panel 22 and the lead plate 23 are respectively connected to two connecting flange plates 2112 on the shield units 2 through bolts, and U-shaped support plates 2111 on two adjacent shield units 2 are connected through bolts, so that the splicing of a plurality of shield units 2 is completed; next, the baffle 3 is covered at the splicing position of the two adjacent shield units 2 and is fixed by bolts; thus, the mounting of the protective cover is completed.

After the shield is mounted, the front end and the rear end of the panel 22 are respectively and tightly attached to the two connecting flange plates 2112 on the shield unit 2, so that the tightness of the shield can be greatly improved, and substances such as dust outside the shield can be prevented from entering the shield. In order to further improve the installation strength of the panel 22 and the framework 21, in this embodiment, the rib plates 212 are also provided with installation holes, and the panel 22 may be connected to the rib plates 212 by bolts.

With continued reference to fig. 6, the u-shaped support plate 2111 includes two first vertical portions and a first lateral portion connected between the two first vertical portions, and the connecting flange plate 2112 includes two second vertical portions and a second lateral portion connected between the two second vertical portions; two opposite sides of any one of the first vertical portions are respectively connected with a material guiding plate 213 and a second vertical portion. In this application, panel 22 and lead plate 23 connect in flange board 2112, and guide plate 213 and second vertical portion separate through first vertical portion (in other words, separate through U-shaped floor 211 between guide plate 213 and the lead plate 23), the material passes through between two guide plates 213 in the in-process of transportation to can avoid material contact lead plate 23 (in the embodiment that does not set up lead plate 23, can avoid material contact panel 22), improve lead plate 23's life.

The embodiment of the utility model also provides a dry separator, which comprises the split distributor of the underground dry separator according to any one of the embodiments. The dry separator has all the technical schemes of the above embodiments, so that the dry separator has at least the beneficial effects brought by all the technical schemes of the above embodiments, and is not described herein.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The split distributor of the underground dry separator is characterized by comprising a conveying device (1) and at least two shield units (2) which are arranged above the conveying device (1) and are detachably spliced end to end in sequence, wherein the conveying device (1) and the shield units (2) are surrounded to form a channel for conveying materials; the shield unit (2) comprises a skeleton (21) and a panel (22) detachably connected to the skeleton (21).

2. The split distributor of a downhole dry separator according to claim 1, wherein the panel (22) is formed of stainless steel sheet material in a shape adapted to the shape of the skeleton (21) by an integral bending process.

3. A downhole dryer split distributor according to claim 1, wherein a lead plate (23) is arranged between the skeleton (21) and the face plate (22).

4. A split distributor for a downhole dry separator according to claim 3, wherein the lead plate (23) is formed into a shape adapted to the shape of the skeleton (21) by a bending process.

5. The downhole dry separator split distributor according to claim 1, wherein the shroud unit (2) is U-shaped; the framework (21) comprises two U-shaped rib plates (211) which are respectively arranged at the head end and the tail end, and rib plates (212) which are connected between the two U-shaped rib plates (211).

6. The split distributor of a downhole dry separator according to claim 5, wherein the skeleton (21) further comprises two guide plates (213) respectively arranged on opposite sides of the skeleton (21) and connected between the two U-shaped ribs (211).

7. The downhole dryer split distributor according to claim 6, wherein the U-shaped rib (211) comprises a U-shaped support plate (2111) and a connection flange plate (2112) arranged outside the U-shaped support plate (2111), the panel (22) being connected to the connection flange plate (2112).

8. The downhole dry separator split distributor according to claim 7, wherein the U-shaped support plate (2111) comprises two first vertical portions and a first lateral portion connected between the two first vertical portions, the connecting flange plate (2112) comprising two second vertical portions and a second lateral portion connected between the two second vertical portions; the two opposite sides of any one of the first vertical parts are respectively connected with one guide plate (213) and one second vertical part.

9. The downhole dry separator split distributor according to claim 6, wherein the skeleton (21) is formed by a welding process.

10. A dry separator comprising a split distributor of a downhole dry separator according to any one of claims 1 to 9.

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