CN110947624A

CN110947624A - Vortex cross-flow grading type solid particle separation device

Info

Publication number: CN110947624A
Application number: CN201911158431.XA
Authority: CN
Inventors: 田波; 谭进; 冯树艳
Original assignee: Sichuan Henggong Intelligent Manufacturing Technology Co Ltd
Current assignee: Sichuan Henggong Intelligent Manufacturing Technology Co Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-04-03

Abstract

The invention relates to the technical field of particle separation, and discloses a vortex cross-flow staged solid particle separation device which comprises a shell, wherein the shell is provided with an inner cavity, and the upper part of the inner cavity is provided with a feed inlet; wherein, be provided with in the inner chamber: the small end part of the conical dispersion assembly is used for receiving the material flowing in from the feed inlet; a gap is reserved between the peripheral side of the conical dispersion assembly and the inner wall of the inner cavity to form a flow distribution channel; the air supply channel is used for providing air in the flow dividing flow channel in the opposite material flowing direction; and an induced air passage penetrating the circumference of the conical dispersion assembly. The invention has the technical effect that the powder and part of fine particles float upwards to separate from the material flow by the air supply of the air supply passage. And the air supply of the air supply air passage can be contacted with the material again through the air inducing passage, so that the contact time of the times that the air flow penetrates through the particle material layer is increased, and the winnowing effect is improved.

Description

Vortex cross-flow grading type solid particle separation device

Technical Field

The invention relates to the technical field of particle separation, in particular to a vortex cross-flow staged solid particle separation device.

Background

At present, solid particle materials are often not uniform in particle size, and a large amount of impurities are mixed between particles, so that the solid particle materials with different sizes are usually required to be separated by using a particle separator. Most of the existing particle separators separate substances with different densities in a winnowing mode and separate particles through a filter plate. However, the existing particle separator has relatively poor separation effect, the size of particles obtained after separation is not uniform enough, powder is mixed between the particles, and the cleanness degree is relatively low.

Disclosure of Invention

The invention aims to provide a vortex cross-flow grading type solid particle separating device which solves the problems that an existing particle separator is poor in separating effect, particles obtained after separation are not uniform enough in size, powder is mixed among the particles, and the cleanness degree is low.

The embodiment of the invention is realized by the following steps:

a vortex cross-flow staged solid particle separation device comprises a shell, wherein the shell is provided with an inner cavity, and the upper part of the inner cavity is provided with a feed inlet;

wherein, be provided with in the inner chamber:

the small end part of the conical dispersion assembly is used for receiving the material flowing in from the feed inlet; a gap is reserved between the peripheral side of the conical dispersion assembly and the inner wall of the inner cavity to form a flow distribution channel;

the air supply channel is used for supplying air with opposite material flowing directions to the flow dividing channel; and

and the air inducing channel penetrates through the periphery of the conical dispersion assembly.

In a further scheme, toper dispersion subassembly includes the multiple dispersion board, the multiple dispersion board from top to bottom piles up in proper order, just the area of multiple dispersion board from top to bottom increases in proper order, all leaves the clearance between two adjacent dispersion boards and constitutes the induced air passageway, the face of the dispersion board of superiors is accepted the material that the feed inlet flowed in.

In a further scheme, a separation assembly is arranged in the inner cavity and is positioned below the conical dispersion assembly, the separation assembly comprises a cross flow plate, and an upper plate surface of the cross flow plate is used for receiving materials flowing out of the flow dividing flow channel; the cross flow plate is an inverted cone or a flat plate, a plurality of through holes used for separating particles are formed in the cross flow plate, and the air supply channel penetrates through the through holes from bottom to top.

In a further aspect, the upper portion of the inner cavity is a tapered portion, the tapered dispersion assembly is proportioned to the tapered portion, and the tapered dispersion assembly is located within the tapered portion.

In a further scheme, an air inlet is formed in the lower portion of the inner cavity, an induced air assembly is arranged on the shell, the induced air assembly penetrates through the outer wall of the shell and is communicated with the air inlet through the air supply channel, and an annular air hole is formed in the outer wall of the shell between every two adjacent cross flow plates.

In a further scheme, the number of the cross flow plates is multiple, the plurality of cross flow plates are stacked layer by layer, a gap is reserved between every two adjacent cross flow layers to form a cross flow channel for particle circulation, and the air supply channel sequentially circulates in the cross flow channel between the plurality of cross flow plate through holes and the plurality of cross flow plates.

In a further scheme, the induced air subassembly includes air-out house steward and a plurality of air-out branch pipe, the air-out house steward is used for connecting the draught fan, the air-out house steward with a plurality of air-out branch pipe intercommunication, a plurality of branch pipe for toper dispersion subassembly circumference sets up, just a plurality of branch pipe runs through the casing outer wall with the reposition of redundant personnel runner intercommunication.

In a further scheme, the lower part of casing is provided with the discharge gate, the separable set pass through ejection of compact subassembly with the discharge gate is connected, ejection of compact subassembly includes the vortex pipeline, the vortex pipeline is funnel type pipeline, the quantity of air intake is a plurality of, and a plurality of air intake circumference distribute set up in on the vortex pipeline, the one end of vortex pipeline with the separable set intercommunication, the other end of vortex pipeline with the discharge gate intercommunication.

In a further scheme, a support layer is arranged at the bottom of the shell, a vibrator is arranged in the support layer, and the vibrator is used for driving the discharging assembly and the separating assembly to vibrate.

In a further scheme, a guide plate is arranged at the tail end of the vortex pipeline, the vortex pipeline is communicated with the discharge port through the guide plate, the discharge port is formed in the side wall of the cylinder body, and the guide plate is arranged in an inclined mode relative to the bottom plate of the cylinder body.

The invention has the beneficial effects that:

through toper dispersion subassembly in this scheme, behind the thing flow income intracavity, because the effect of toper piece, the material flows and is umbelliform separation flow to the realization is shunted the material that the feed inlet flowed in and is carried, prevents that the material from blockking up. Meanwhile, powder in the animal material particles and part of fine particles float upwards to separate from material flow through the wind belt with the feeding direction opposite to the particle conveying direction, so that the effects of removing light powder and not separating fine particles are achieved, powder cannot be mixed between particles obtained through discharging, and the obtained material is high in cleanliness. And through the induced air channel, air can contact with the material again when entering the diversion flow channel from the induced air channel, increase the contact time of the number of times that the air current pierces through the particle material layer, further improve the effect of winnowing. And the solid particles can fall into the induced air channel in the falling process, air in the induced air channel can also carry out air separation on the materials in the induced air channel, the contact time of the times that the air flow penetrates through the particle material layer is increased, and the air separation effect is improved again.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a vortex cross-flow staged solid particle separation device according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of A in FIG. 1;

FIG. 3 is an enlarged view of a portion B of FIG. 1;

fig. 4 is a schematic structural diagram of a cross-flow plate of a vortex cross-flow staged solid particle separation device according to an embodiment of the present invention;

figure 5 is a schematic diagram of the air separation of material in the splitter assembly.

Icon: 1-shell, 2-inner cavity, 3-conical dispersing component, 31-dispersing plate, 32-induced air channel, 4-separating component, 41-cross flow plate, 42-cross flow layer, 43-through hole, 5-vortex pipeline, 6-induced air component, 61-air outlet main pipe, 62-air outlet branch pipe, 7-air inlet, 8-flow dividing channel, 9-support layer, 10-vibrator, 11-discharge hole, 12-air supply channel and 13-feed hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

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

Referring to fig. 1-5, the present embodiment provides a vortex cross-flow staged solid particle separation device, which includes a housing 1, wherein the housing 1 is provided with an inner cavity 2, and a feed inlet 13 is disposed at an upper portion of the inner cavity 2. Wherein, be provided with in the inner chamber 2: conical dispersion member 3, air supply channel 12 and air induction channel 32. In this scheme, the tip of toper dispersion subassembly 3 is used for accepting the material that feed inlet 13 flowed in, and toper dispersion group leaves the clearance between 3 week side and the inner wall of inner chamber 2 and forms reposition of redundant personnel runner 8. And the air supply channel 12 is used for providing air with opposite flowing directions of the materials in the diversion flow channel 8. And the air induction channel 32 penetrates the circumferential side of the conical dispersing assembly 3.

The existing particle separator has relatively poor separation effect, the size of particles obtained after separation is not uniform enough, powder is mixed between the particles, and the cleanness degree is relatively low. And through toper dispersion subassembly 3 in this scheme, the material flows in the intracavity after, because the effect of toper piece, the material flows and is umbelliform separation flow to the realization is shunted the material that feed inlet 13 flowed in and is carried, prevents that the material from blockking up.

Meanwhile, the air supply channel 12 is arranged in the inner cavity 2, the air supply direction of the air supply channel 12 is opposite to the flowing direction of the materials in the flow dividing channel 8, and the powder and part of fine particles in the animal material particles are floated up to separate from the material flow through the wind with the feeding direction opposite to the particle conveying direction, so that the effects of removing the light powder and not separating the fine particles are achieved, the powder cannot be mixed between the particles obtained through discharging, and the obtained materials are high in cleanliness.

And through the induced air channel 32, air can also contact with the material again when entering the diversion flow channel 8 from the induced air channel 32, increase the contact time of the number of times that the air current penetrates the particle material layer, further improve the effect of winnowing. And the solid particles can fall into the induced air channel 32 in the falling process, the air in the induced air channel 32 can also carry out air separation on the materials in the induced air channel 32, the contact time of the times that the air flow penetrates through the particle material layer is increased again, and the air separation effect is improved again.

In a further version, the upper part of the inner cavity 2 is a conical part, the conical dispersion member 3 is arranged in proportion to the conical part, and the conical dispersion member 3 is located in the conical part. The air flow speed is ensured by the arrangement of the conical dispersion assembly 3 in proportion to the conical part, and the separation effect of the light powder and the particles is further ensured.

Specifically, the conical dispersion member 3 in the present embodiment includes a multi-layer dispersion plate 31. Multilayer dispersion board 31 from top to bottom piles up in proper order, and multilayer dispersion board 31's area from top to bottom increases in proper order and constitutes the toper piece, the face of the dispersion board 31 of material superiors sets up with feed inlet 13 relatively. Meanwhile, a gap is left between two adjacent dispersion plates 31 to form the induced air channel 32. Through amassing the multilayer dispersion board 31 structure that from top to bottom increases in proper order, the material scatters when falling into first layer dispersion board 31 four times, because the area of lower floor dispersion board 31 is big than the dispersion board 31 area of last one deck, and the material falls into lower floor dispersion board 31 and scatters four times once more, analogizes in proper order. And a gap is left between two adjacent dispersion plates 31 to form the induced air channel 32, air in the induced air channel 32 not only contacts the material again when blowing into the diversion flow channel 8 for air separation, but also can carry out air separation on the material on the upper plate surface of the dispersion layer in the induced air channel 32, so that the contact time of the air flow penetrating through the particle material layer is increased, and the air separation effect is further improved.

In addition, in order to keep the connection between a plurality of dispersion boards 31 firm, and in order to guarantee that the connection of toper dispersion unit 3 and inner chamber 2 cavity is firm, in this scheme, connect through the stationary blade between two adjacent dispersion boards 31, and the dispersion board 31 that is located the bottommost layer passes through the stationary blade and is connected with the inner wall of inner chamber 2. It is easy to understand that other fixing structures in the prior art can be adopted under the condition of ensuring the connection stability between the plurality of dispersion plates 31 and ensuring the connection stability between the conical dispersion assembly 3 and the cavity of the inner cavity 2.

In this scheme, still be provided with separator assembly 4 in the inner chamber 2, separator assembly 4 is located toper dispersion subassembly 3 below. The separation assembly 4 comprises a cross flow plate 41, the cross flow plate 41 is arranged in an inverted cone shape, and a plurality of through holes 43 for separating particles are arranged on the cross flow plate 41. The cross flow plate 41 is located below the conical dispersion assembly 3, and the upper end surface of the cross flow plate 41 is used for receiving the materials which are conveyed along the outer wall of the conical piece in a split mode. The air supply channel 12 penetrates through the through hole 43 from bottom to top, and air flows through the through hole 43 for sorting. Meanwhile, because the cross flow plate 41 is in an inverted cone shape, when wind blows across the upper plate surface of the cross flow plate 41 from bottom to top, a vortex is formed on the upper plate surface of the cross flow plate 41, materials falling into the upper plate surface of the cross flow plate 41 form a vortex, and the materials are further screened by centrifugal force. To remain fixed, the side walls of the cross flow plate 41 are connected to the inner wall of the chamber 2. The conical dispersing component 3 and the separating component 4 are matched to form secondary separation, so that fine particles are removed, the separation effect is improved, and the uniformity of the particles after discharging is improved.

In addition, as a preferred embodiment, the size of the through hole 43 on the cross-flow plate 41 in the present embodiment is different from 8 to 15 mm. The cross flow plate 41 is arranged in an inverted cone shape, and of course, the cross flow plate 41 may also be arranged in a flat plate shape while ensuring that the material can slide down. Then the material scattered around the surface of the cross-flow plate 41 can slide downwards by gravity and pass through the through holes 43, and meanwhile, the reverse wind flows in the through holes 43 and the cross-flow channel in a reverse direction to prevent fine particles from sliding downwards, so that the fine particles and the light powder are further winnowed. Only the particles with larger particle volume can pass through the through holes 43, but the size of the through holes 43 is limited to be 8-15mm, and only the particles with the size of 8-15mm can pass through the through holes 43, so that the uniform and consistent particle size after discharging is ensured. Of course, different particle screens can be provided with different sizes of through holes 43, and no limitation is made to the size of the through holes 43.

Further, the number of the cross flow plates 41 in the present solution is multiple, the multiple cross flow plates 41 are stacked layer by layer, and a gap is left between two adjacent cross flow layers 42 to form a cross flow channel for particle circulation. Through the multilayer screening, improve the effect of screening, and all form the vortex in each layer of fault flow channel, improve screening efficiency.

In order to realize the purpose, an air supply channel 12 is arranged in the inner cavity 2, the air supply channel 12 is communicated with the flow dividing channel 8 and the air inducing channel 32, and the air supply direction of the air supply channel 12 is opposite to the flowing direction of the materials in the flow dividing channel 8. In this embodiment, an air inlet 7 is disposed at the lower portion of the inner cavity 2, an induced air assembly 6 is disposed on the housing 1, the induced air assembly 6 penetrates through the outer wall of the housing 1 and is communicated with the air inlet 7 via an air supply channel 12, and an annular air hole is disposed on the outer wall of the housing 1 between two adjacent cross flow plates 41. Specifically, induced air subassembly 6 includes air-out house steward 61 and a plurality of air-out branch pipe 62, a plurality of branch pipe for 3 circumferences of toper dispersion subassembly set up, and a plurality of branch pipe runs through 1 outer wall of casing and reposition of redundant personnel runner 8 intercommunication, air-out house steward 61 is used for connecting the draught fan, and air-out house steward 61 with a plurality of air-out branch pipe 62 intercommunication.

Meanwhile, in the scheme, the lower part of the shell is provided with a discharge hole 11, and the separation component 4 is connected with the discharge hole 11 through a discharge component. The discharge assembly comprises a plurality of vortex pipelines 5, the number of the air inlets 7 is multiple, the plurality of air inlets 7 are circumferentially distributed on the vortex pipelines 5, the vortex pipelines 5 are funnel-shaped pipelines, one end of each vortex pipeline 5 is communicated with the separation assembly 4, and the other end of each vortex pipeline 5 is communicated with the discharge hole 11. The material enters the pipeline through the vortex pipeline 5 to form centrifugal force, and blockage is avoided. And the material descends along the pipe wall in a vortex mode at the same height for a longer time than the material descends in a straight line mode, the contact time of wind and the material is long, and the winnowing effect is further improved. In a further scheme, the discharge port 11 is arranged on the side wall of the shell, the tail end of the vortex pipeline 5 is provided with a guide plate, and the vortex pipeline 5 is communicated with the discharge port through the guide plate. The guide plate is arranged obliquely relative to the bottom plate of the shell, and slides downwards under the action of gravity of the material, so that the material is convenient to discharge.

In summary, as shown in fig. 1 (the hollow arrows are air flows, and the solid arrows are material flows), the material enters the cavity 2 from the feeding hole 13, and the material starts to be dispersed through the first dispersing plate 31 and falls into the subsequent dispersing plate 31, at this time, the air drawn by the air inducing assembly 6 winnows the material through the diversion flow channel 8. Meanwhile, air enters the air inducing channels 32 among the dispersion plates 31, and the air in the air inducing channels 32 simultaneously winnowing the materials, so that the contact time of the air flow penetrating through the particle material layer is increased, and the winnowing effect is further improved. The powder and part of fine particles in the windband animal material particles float upwards to separate from the material flow and flow out of the inner cavity 2 through the air outlet branch pipe 62, so that the effect of removing light powder and non-fine particles is achieved. The remaining materials fall into the cross flow plate 41 and slide down along with gravity to pass through the through holes 43 for screening, at the moment, wind passes through the through holes 43 and the cross flow layer 42 to winnowing the materials, and the cross flow plate 41 is inverted cone-shaped, so that the materials form a vortex under the action of the wind, and the screening effect is improved. And then, after leaving the separation assembly 4, the material enters the vortex pipeline 5, falls spirally in the vortex pipeline 5 for air separation again, and the material obtained after air separation flows to the discharge port 11 through the guide plate and flows out, so that particles which are uniform in size and do not contain dust are finally obtained.

In addition, the bottom of casing is provided with support layer 9, is provided with vibrator 10 in the support layer 9, and vibrator 10 is used for driving ejection of compact subassembly and the vibration of separator 4. Through the vibrations of vibrator 10 as the power supply for the material is on separating assembly 4, vibrations on each cross flow board 41 promptly, prevents that the material from static or piling up on the dislocation board, thereby guarantees to guarantee material mobility and homogeneity and raise the efficiency and output on the cross flow board 41, and the speed of the ejection of compact also can be improved to the in-process of vibration, has also further improved output.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A vortex cross-flow staged solid particle separation device is characterized by comprising a shell, wherein the shell is provided with an inner cavity, and the upper part of the inner cavity is provided with a feed inlet;

wherein, be provided with in the inner chamber:

2. The vortex cross-flow staged solid particle separator as claimed in claim 1, wherein the conical dispersing unit comprises a plurality of dispersing plates, the dispersing plates are stacked from top to bottom, the area of the dispersing plates increases from top to bottom, a gap is left between two adjacent dispersing plates to form the induced air channel, and the plate surface of the uppermost dispersing plate receives the material from the inlet.

3. The vortex cross-flow staged solid particle separation device of claim 1, wherein a separation module is disposed in the inner chamber and below the conical dispersion module, the separation module comprises a cross-flow plate, and an upper plate surface of the cross-flow plate is used for receiving the material flowing out of the split flow channel; the cross flow plate is an inverted cone or a flat plate, a plurality of through holes used for separating particles are formed in the cross flow plate, and the air supply channel penetrates through the through holes from bottom to top.

4. A cyclonic cross-flow staged solid particle separation device as claimed in claim 1, wherein the upper portion of the internal chamber is a conical portion, the conical dispersion member is proportioned to the conical portion and located within the conical portion.

5. The cyclone cross-flow staged solid particle separator as claimed in claim 3, wherein an air inlet is provided at a lower portion of the inner chamber, an air inducing assembly is provided on the housing, the air inducing assembly penetrates through an outer wall of the housing and is communicated with the air inlet via the air supply channel, and an annular air hole is provided on an outer wall of the housing between two adjacent cross-flow plates.

6. A vortex cross-flow staged solid particle separator as claimed in claim 3, wherein there are a plurality of cross-flow plates, and a plurality of cross-flow plates are stacked one on top of another, and a gap is left between two adjacent cross-flow layers to form a cross-flow channel for particle circulation, and the air supply channel is sequentially circulated in the cross-flow channel between the through holes of the plurality of cross-flow plates and the plurality of cross-flow plates.

7. The cyclone cross-flow staged solid particle separator as claimed in claim 5, wherein the induced air assembly comprises a main air outlet pipe and a plurality of branch air outlet pipes, the main air outlet pipe is used for connecting an induced draft fan, the main air outlet pipe is communicated with the plurality of branch air outlet pipes, the plurality of branch pipes are arranged circumferentially relative to the conical dispersion assembly, and the plurality of branch pipes penetrate through the outer wall of the housing and are communicated with the split flow channels.

8. The vortex cross-flow staged solid particle separator as claimed in claim 5, wherein a discharge port is provided at a lower portion of the housing, the separator assembly is connected to the discharge port via a discharge assembly, the discharge assembly comprises a vortex pipe, one end of the vortex pipe is communicated with the separator assembly, the other end of the vortex pipe is communicated with the discharge port, the vortex pipe is a funnel-shaped pipe, the number of the air inlets is plural, and the plural air inlets are circumferentially distributed on the vortex pipe.

9. The vortex cross-flow staged solid particle separation device of claim 8, wherein the bottom of the housing is provided with a support layer, and a vibrator is arranged in the support layer and used for driving the discharging assembly and the separation assembly to vibrate.

10. The cyclone cross-flow staged solid particle separator as claimed in claim 8, wherein a baffle plate is disposed at the tail end of the cyclone tube, the cyclone tube is communicated with the discharge port through the baffle plate, the discharge port is disposed on the side wall of the cylinder, and the baffle plate is disposed obliquely relative to the bottom plate of the cylinder.