CN112173718A - Automatic pulse creeping type concentrated phase pneumatic conveying system for whole pipe system - Google Patents
Automatic pulse creeping type concentrated phase pneumatic conveying system for whole pipe system Download PDFInfo
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- CN112173718A CN112173718A CN202011059179.XA CN202011059179A CN112173718A CN 112173718 A CN112173718 A CN 112173718A CN 202011059179 A CN202011059179 A CN 202011059179A CN 112173718 A CN112173718 A CN 112173718A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/16—Gas pressure systems operating with fluidisation of the materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/40—Feeding or discharging devices
- B65G53/46—Gates or sluices, e.g. rotary wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
- B65G53/52—Adaptations of pipes or tubes
- B65G53/521—Adaptations of pipes or tubes means for preventing the accumulation or for removal of deposits
Abstract
The invention discloses an automatic pulse creeping type concentrated phase pneumatic conveying system of a whole pipe system, which comprises: one side of the main gas storage tank is provided with an auxiliary gas storage tank for receiving the redundant gas generated after the main gas storage tank inputs gas into the bin pump, the redundant gas is fully utilized, a dense-phase low-speed pneumatic conveying mode is adopted, the gas pressure is improved, the efficiency and the energy are high, one side of the material conveying pipeline is provided with an auxiliary gas supply pipeline for supplementing gas into the material conveying pipeline, the auxiliary gas supply pipeline is used for supplementing gas into the material conveying pipeline to maintain the system pressure stably and reduce the pipe blocking probability of the conveying system, the separating pipeline arranged at the end part of the material conveying pipeline can effectively separate materials and gas, the separated gas is discharged into the auxiliary gas storage tank through the backflow pipeline for cyclic utilization, the materials separated by the separating mechanism fall from the separating pipeline, the speed is greatly reduced, the dust resistance is good, and the gas input into the bin pump by the main gas storage tank is dried and filtered after passing through the, effectively control the gas quality.
Description
Technical Field
The invention relates to the technical field of pneumatic conveying systems, in particular to an automatic pulse peristaltic concentrated phase pneumatic conveying system for an entire pipe system.
Background
The pneumatic conveying is to convey powdery materials in the direction of air flow in a closed pipeline by utilizing the energy of the air flow, and is a specific application of fluidization technology. The pneumatic conveying system has the advantages of simple structure, convenient operation, low maintenance cost, long conveying distance, capability of conveying in horizontal, vertical or inclined directions, capability of loading materials at one position and unloading materials at multiple positions.
The disadvantages in the prior art are: because the power source of the pneumatic conveying system is gas, the materials are pushed by the gas to move forwards for conveying, the gas consumption is high, and the efficiency is not high; although the pneumatic conveying system has certain requirements on the humidity and the temperature of inlet air, the tail gas also contains material dust; because the materials move in the pipeline, the materials and the pipeline are worn frequently, the pipeline is easy to wear, and the pipeline is easy to block when the pressure in the system is unstable because the gas is easy to compress;
therefore, the automatic pulse creeping type dense-phase pneumatic conveying system of the whole pipe system is provided for solving the problems.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an automatic pulse peristaltic concentrated phase pneumatic conveying system of a whole pipe system, a separating pipeline arranged at the end part of a material conveying pipeline can effectively separate materials and gas, the separated gas is discharged into an auxiliary gas storage tank through a backflow pipeline for cyclic utilization, and the materials separated by a separating mechanism fall from the separating pipeline, so that the speed is greatly reduced, and the dust resistance is good.
In order to achieve the purpose, the invention adopts an automatic pulse creeping type concentrated phase pneumatic conveying system of a whole pipe system, which comprises:
the device comprises a bin pump for storing materials, wherein one end of the bin pump is provided with a main gas storage tank for inputting gas into the bin pump, the other end of the bin pump is provided with a material conveying pipeline for conveying the materials in the bin pump out, and one side of the main gas storage tank is provided with an auxiliary gas storage tank for receiving redundant gas generated after the main gas storage tank inputs the gas into the bin pump;
an auxiliary gas supply pipeline for supplementing gas into the material conveying pipeline is arranged on one side of the material conveying pipeline and receives gas stored in the auxiliary gas storage tank;
the separation pipeline is arranged at the end part of the material conveying pipeline, the separation pipeline is communicated with the auxiliary gas storage tank through a pneumatic backflow pipeline, the separation pipeline separates materials from gas, and the gas is conveyed into the auxiliary gas storage tank through the pneumatic backflow pipeline to be stored.
As a further optimization of the scheme, one side of the bin pump is provided with a dome valve for inputting materials into the bin pump.
As a further optimization of the scheme, the main gas storage tank is communicated with the bin pump through a main gas pipe, a branch pipe communicated with the auxiliary gas storage tank is arranged in the middle of the main gas pipe, a stop valve and a check valve are arranged at the position where the main gas pipe is communicated with the bin pump, a drying unit and a filtering unit are arranged at the position where the main gas pipe is communicated with the main gas storage tank, and a gas inlet pipeline for inputting gas into the main gas storage tank is arranged at one end of the main gas storage tank.
As a further optimization of the above scheme, a plurality of groups of pressure automatic control valves are uniformly distributed on the surface of the material conveying pipeline, a plurality of groups of connecting pipes corresponding to the pressure automatic control valves are arranged on the air supply auxiliary pipeline, the end parts of the pressure automatic control valves are communicated with the corresponding connecting pipes, one end of the air supply auxiliary pipeline is communicated with the auxiliary air storage tank through the air distribution pipe, and the other end of the air supply auxiliary pipeline is sealed.
As the further optimization of the scheme, the separation pipeline is divided into an upper pipeline and a lower pipeline which are distributed vertically, the bottom end of the lower pipeline is opened, the bottom end of the lower pipeline is provided with a separation cavity with the diameter increased, one side of the separation cavity is provided with a material outlet communicated with the end part of the material conveying pipeline, a guide plate for guiding materials and air in the material conveying pipeline to the upper part of the lower pipeline is arranged at the opening position of the material outlet, an arc-shaped edge arranged right above the guide plate is arranged on the upper part of the separation cavity, the radius of the arc-shaped edge is equal to the diameter of the separation pipeline, and one end, far away from the material outlet, of the material conveying pipeline is communicated.
As a further optimization of the above scheme, a separating mechanism for separating air and materials is arranged between the upper pipeline and the lower pipeline, the separating mechanism comprises a box body and a filtering cotton layer arranged inside the box body and used for separating air and materials, the filtering cotton layer is provided with an upper layer and a lower layer, an active carbon layer for filtering air is also arranged between the upper filtering cotton layer and the lower filtering cotton layer, and the filtering cotton layer and the active carbon layer are distributed in a layered manner and are completely filled in the box body.
As a further optimization of the scheme, the lower end of the box body is provided with an opening, the opening is connected with a sealing cover in a threaded fit mode, the end of the sealing cover is provided with a raised edge, the cross section of the raised edge is L-shaped, the raised edge is separated from the bottom of the box body, and the surface of the sealing cover and the top of the box body are respectively provided with a filtering hole communicated with the inside and the outside of the box body.
As a further optimization of the above scheme, the top outer ring of the box body is provided with a clamping edge sealed between the upper pipeline and the lower pipeline, the upper surface and the lower surface of the clamping edge are respectively provided with a threaded ring, the threaded ring at the upper end of the clamping edge is connected to one side of the upper pipeline in a threaded fit manner, the threaded ring at the lower end of the clamping edge is connected to one side of the lower pipeline in a threaded fit manner, and a torsion ring is arranged at the outer ring of the clamping edge.
As a further optimization of the scheme, a compressible and elastically deformable hose section is arranged on the lower pipeline below the box body, and the length of the compressible deformation of the hose section is greater than the height of the box body.
As a further optimization of the above scheme, the guide plate is of a quarter ring structure, the opening of the guide plate faces the upper part of the lower pipeline, and the end part of the guide plate is positioned on one side of the end part of the arc edge, which is close to the material outlet.
The automatic pulse creeping type concentrated phase pneumatic conveying system of the whole pipe system has the following beneficial effects:
1. according to the automatic pulse peristaltic concentrated phase pneumatic conveying system for the whole pipe system, one side of the main gas storage tank is provided with the auxiliary gas storage tank for receiving redundant gas generated after the main gas storage tank inputs gas into the bin pump, the redundant gas is fully utilized, a dense phase low-speed pneumatic conveying mode is adopted, the gas pressure is improved, the efficiency and the energy are saved, and the equipment cost is reduced;
2. according to the automatic pulse peristaltic concentrated-phase pneumatic conveying system for the whole pipe system, an auxiliary gas supply pipeline for supplementing gas into a material conveying pipeline is arranged on one side of the material conveying pipeline, the auxiliary gas supply pipeline receives gas stored in an auxiliary gas storage tank, the auxiliary gas supply pipeline maintains the pressure of the system by supplementing gas into the material conveying pipeline, and the pipe blocking probability of the conveying system is reduced;
3. the invention relates to an automatic pulse peristaltic concentrated phase pneumatic conveying system of a whole pipe system, which comprises a separation pipeline arranged at the end part of a material conveying pipeline, wherein the separation pipeline is communicated with an auxiliary gas storage tank through a pneumatic backflow pipeline, materials and gas are separated by the separation pipeline, the gas is conveyed into the auxiliary gas storage tank through the pneumatic backflow pipeline to be stored, the materials and the gas can be effectively separated, the separated gas is discharged into the auxiliary gas storage tank through the backflow pipeline to be recycled, the materials separated by a separation mechanism fall from the separation pipeline, the speed is greatly reduced, the dust resistance is good, the gas input into a bin pump from a main gas storage tank is dried and filtered after passing through a drying unit and a filtering unit, and the gas quality is effectively controlled.
There have been disclosed in detail certain embodiments of the invention with reference to the following description and drawings, and it is to be understood that the embodiments of the invention are not limited thereby, but are intended to cover within the spirit and scope of the appended claims, many changes, modifications, and equivalents.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
fig. 3 is an enlarged view of the structure at B in fig. 1 according to the present invention.
In the figure: the pneumatic separation device comprises a bin pump 1, a material conveying pipeline 2, an air supply auxiliary pipeline 3, a pressure automatic control valve 4, an air distribution pipe 5, a dome valve 6, a stop valve 7, a check valve 8, an air inlet pipeline 9, a main air storage tank 10, a drying unit 11, a main air pipe 12, a filtering unit 13, an auxiliary air storage tank 14, a pneumatic backflow pipeline 15, a separation pipeline 16, an upper pipeline 17, a lower pipeline 18, a hose section 19, a box body 20, a clamping edge 21, a threaded ring 22, a sealing cover 23, a twisting ring 24, a filtering cotton layer 25, an activated carbon layer 26, a filtering hole 27, a protruding edge 28, a guide plate 29, a material outlet 30, an arc edge 31 and a separation cavity 32.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention.
It should be noted that when an element is referred to as being "disposed on," or provided with "another element, it can be directly on the other element or intervening elements may also be present, when an element is referred to as being" connected, "or coupled to another element, it can be directly on the other element or intervening elements may be present, and" fixedly coupled "means that the element is fixedly coupled in many ways, which are not intended to be within the scope of the present disclosure, the terms" vertical, "" horizontal, "" left, "" right, "and the like are used herein for illustrative purposes only and are not intended to be a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the terms used herein in the specification are for the purpose of describing particular embodiments only and are not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items;
referring to the attached drawings 1-3 in the specification, the invention provides a technical scheme: the automatic pulse creeping type dense phase pneumatic conveying system of the whole piping system, including:
the device comprises a bin pump 1 for storing materials, wherein one end of the bin pump 1 is provided with a main gas storage tank 10 for inputting gas into the bin pump 1, the other end of the bin pump 1 is provided with a material conveying pipeline 2 for conveying the materials in the bin pump 1 out, and one side of the main gas storage tank 10 is provided with an auxiliary gas storage tank 14 for receiving redundant gas generated after the main gas storage tank 10 inputs the gas into the bin pump 1;
an auxiliary gas supply pipeline 3 for supplementing gas into the material conveying pipeline 2 is arranged on one side of the material conveying pipeline 2, and the auxiliary gas supply pipeline 3 receives gas stored in an auxiliary gas storage tank 14;
the separating pipeline 16 is arranged at the end part of the material conveying pipeline 2, the separating pipeline 16 is communicated with the auxiliary gas storage tank 14 through a pneumatic backflow pipeline 15, the separating pipeline 16 separates materials from gas, and the gas is conveyed into the auxiliary gas storage tank 14 through the pneumatic backflow pipeline 15 to be stored.
In order to make the gas in the pneumatic return pipe 15 flow to the auxiliary air tank 14 in one direction, a one-way air valve may be disposed at one end of the pneumatic return pipe 15 close to the auxiliary air tank 14, and the air inlet direction of the one-way air valve is the direction of the pneumatic return pipe 15 flowing to the auxiliary air tank 14.
In practical application, the auxiliary gas storage tank 14 can be set to be a three-cube gas storage tank, the main gas storage tank 10 is set to be a ten-cube gas storage tank, most of the gas in the main gas storage tank 10 directly flows to the bin pump 1, and a small part of the gas enters the auxiliary gas storage tank 14, so that the gas flowing back through the pneumatic backflow pipeline 15 is lost certainly, and therefore, the auxiliary gas storage tank 14 is smaller than the main gas storage tank 10 in size and is reasonably utilized.
The lower part of the separation pipeline 16 at the end part of the material conveying pipeline 2 can also be connected with a quick connector, the material inlet on equipment such as a material conveying vehicle can be quickly connected, materials are directly conveyed to the material conveying vehicle or other equipment, certain dust resistance is achieved, the upper part of the separation pipeline 16 is provided with a pneumatic backflow pipeline 15, redundant gas can flow back and be recycled, and the phenomenon that the internal air pressure of the material conveying vehicle is increased and the material conveying is reduced can not be caused when the gas is discharged into the material conveying vehicle.
In this embodiment, a dome valve 6 for feeding the material into the bin pump 1 is provided at one side of the bin pump 1.
It should be noted that the dome valve 6 uses a valve body capable of conveying materials, such as powder and granular materials, and the materials in the device are also referred to as: at least one of powder and granular material.
Specifically, the main gas tank 10 is communicated with the bin pump 1 through a main gas pipe 12, a branch pipe communicated with an auxiliary gas tank 14 is arranged in the middle of the main gas pipe 12, a stop valve 7 and a check valve 8 are arranged at the position where the main gas pipe 12 is communicated with the bin pump 1, a drying unit 11 and a filtering unit 13 are arranged at the position where the main gas pipe 12 is communicated with the main gas tank 10, and a gas inlet pipeline 9 for inputting gas into the main gas tank 10 is arranged at one end of the main gas tank 10.
Further, the shut-off valve 7 facilitates control of opening and closing of the main gas pipe 12, while the check valve 8 prevents gas from flowing backward.
The drying unit 11 can dry the passing gas, the filtering unit 13 can filter small particle impurities contained in the passing gas, and the gas quality is effectively guaranteed, the drying unit 11 can use a device for drying gas such as a cooling dryer, and the filtering unit 13 can use a device for filtering gas such as a filter.
Wherein, the surface evenly distributed of material pipeline 2 has multiunit pressure automatic control valve 4, is equipped with the multiunit on the air feed auxiliary line 3 and connects the pipe that corresponds with pressure automatic control valve 4, and the tip of pressure automatic control valve 4 communicates with the connecting pipe that corresponds, and the one end of air feed auxiliary line 3 passes through gas-distributing pipe 5 and communicates with vice gas holder 14, and the other end of air feed auxiliary line 3 is sealed.
The gas in the auxiliary gas supply pipeline 3 can enter the material conveying pipeline 2 through the connecting pipe and the pressure automatic control valve 4 in sequence to supplement gas, the pressure automatic control valve 4 can automatically supplement gas, and common pressure control valves in the prior art and the like can be used.
In this embodiment, separation pipeline 16 is divided into upper pipeline 17 that distributes from top to bottom, lower part pipeline 18, the bottom opening of lower part pipeline 18, the bottom of lower part pipeline 18 is equipped with the disengagement chamber 32 of diameter grow, one side of disengagement chamber 32 is equipped with the material export 30 with 2 tip intercommunications of material conveying pipeline, and the open position of material export 30 is equipped with the deflector 29 with material and air guide lower part pipeline 18 upper portion in material conveying pipeline 2, disengagement chamber 32 upper portion is equipped with the arc limit 31 that sets up directly over deflector 29, the radius of arc limit 31 equals the diameter of separation pipeline 16, the one end that material conveying pipeline 2 kept away from material export 30 communicates with the bottom of storehouse pump 1.
It should be noted that, one end of the guiding plate 29 is provided with a gap for the material to fall from the bottom of the lower pipe 18, and the material guided by the guiding plate 19 enters the upper part of the lower pipe 18 again, and then is blocked by the separating mechanism, and then can directly fall out from the gap between the lower pipe 18 and the guiding plate 9 by self gravity, and will not fall at the position of the material outlet 30 again, and the arc edge 31 can make the material and air smoothly pass through the separating cavity 32 with a larger diameter and enter the upper end of the lower pipe 18.
As shown in fig. 2, a separating mechanism for separating air and materials is arranged between the upper pipeline 17 and the lower pipeline 18, the separating mechanism includes a box body 20 and a filtering cotton layer 25 arranged inside the box body 20 and used for separating air and materials, the filtering cotton layer 25 is provided with an upper layer and a lower layer, an activated carbon layer 26 for filtering air is further arranged between the upper layer and the lower layer of the filtering cotton layer 25, and the filtering cotton layer 25 and the activated carbon layer 26 are distributed in a layered manner and are completely filled in the box body 20.
Wherein, the dust in the filtering cotton layer 25 can the filtering gas, also can play the effect of dust in the adsorption material, plays certain dirt-proof effect, and the material through the separating mechanism separation freely falls, loses the transport effect speed greatly reduced of strength, can not play dirt when discharging from lower extreme opening of lower part pipeline 18, and the impurity in the air can well be filtered to the active carbon layer 26, and the assurance backward flow gets into the gas quality of vice gas holder 14 better.
Specifically, the lower extreme of box body 20 is opened, and the open position is connected with closing cap 23 through screw thread fit, and the tip of closing cap 23 is equipped with protruding limit 28, and protruding limit 28 cross-section is the L font, and protruding limit 28 and box body 20 bottom separation, and the surface of closing cap 23 and the top of box body 20 all are equipped with inside and outside filtration pore 27 of intercommunication box body 20.
The filter holes 27 allow air to continue to exit through the box 20 to the upper end of the lower conduit 18.
In this embodiment, the top outer lane of box body 20 is equipped with the card limit 21 of sealing between upper portion pipeline 17 and lower part pipeline 18, and the upper and lower surface of card limit 21 all is equipped with screw ring 22, and screw ring 22 of card limit 21 upper end passes through screw-thread fit to be connected in upper portion pipeline 17 one side, and screw ring 22 of card limit 21 lower extreme passes through screw-thread fit to be connected in lower part pipeline 18 one side, and the outer lane department of card limit 21 is equipped with twist ring 24.
Further, box body 20 directly block is inside lower part pipeline 18, and box body 20 through the screwed pipe 22 on the card limit 21 respectively with upper portion pipeline 17 and lower part pipeline 18 between threaded connection, convenient regular dismouting and clearance box body 20, convenient control screw ring 22 through rotating the twist ring 24 and rotate to realize box body 20 and upper portion pipeline 17, lower part pipeline 18's separation.
The card limit 21 seals between upper portion pipeline 17 and lower part pipeline 18, has guaranteed the sealed effect of pipeline, and further still can be provided with the sealed sealing washer of laminating between upper portion pipeline 17 and lower part pipeline 18 in card limit 21 outer lane, further increases sealed effect and water-proof effects.
The openable sealing cover 23 at the bottom of the box body 20 facilitates the replacement and cleaning of the filtering cotton layer 25 and the activated carbon layer 26 inside the box body, and the raised edge 28 is separated from the box body 20, so that the opening of the sealing cover 23 is conveniently controlled by rotating the raised edge 28.
Specifically, a compressible and elastically deformable hose section 19 is disposed on the lower pipe 18 below the box 20, and the compressible and deformable length of the hose section 19 is greater than the height of the box 20.
The hose section 19 can be compressed and deformed, so that the lower pipeline 18 can be compressed downwards and can be avoided when the box body 20 is disassembled and assembled, and the structural design is reasonable.
It should be noted that the guide plate 29 is in a quarter-ring structure, the opening of the guide plate 29 is toward the upper part of the lower pipe 18, and the end of the guide plate 29 is located at the side of the end of the arc-shaped edge 31 close to the material outlet 30.
The material after having guaranteed the separation mechanism filtering can not fall into deflector 29 when dropping automatically, and drops from the clearance between deflector 29 one side and lower part pipeline 18, has placed the material case or the dumper directly can receive the material below lower part pipeline 18.
For the convenience of the work of the bin pump 1, a pressure release valve, a charge level meter, a material blowing port and the like can be arranged on the bin pump 1, and the dense-phase pneumatic conveying system can be provided with a gas inlet valve group (comprising a filter, a ball valve, a pressure release valve and a Y-shaped angle valve), a plate-type discharge valve, an automatic pulse device, an intelligent control system and the like at a corresponding position, can be arranged according to actual requirements, and is not repeated herein for the prior art.
Wherein, dense phase (also can be called as dense phase) pneumatic conveying system selection type has decided transport efficiency, system economic nature, reliability and smoothness nature.
The whole pipe system automatic pulse peristaltic concentrated phase pneumatic conveying system provided by the embodiment has the following working process:
materials enter the bin pump 1 through the dome valve 6, the air inlet pipeline 9 is connected with an air source, the air enters the main air storage tank 10 from the air inlet pipeline 9, the air in the main air storage tank 10 is filtered and dried by the filtering unit 13 and the drying unit 11 and then is discharged into the bin pump 1 through the main air pipe 12, the air drives the materials in the bin pump 1 to enter the material conveying pipeline 2 for remote conveying, the air pressure in the material conveying pipeline 2 can be controlled and supplemented by the pressure automatic control valve 4 in the material conveying process, the pressure automatic control valve 4 inputs the air in the air supply auxiliary pipeline 3 into the material conveying pipeline 2 for air supplement, the materials in the material conveying pipeline 2 are discharged through the material outlet 30, when the materials are abutted against the guide plate 29, the materials move along the inner wall of the guide plate 29 and are conveyed to the upper end of the separation pipeline 16, when the conveyed materials pass through the separation mechanism, the materials are blocked by the separation mechanism, finally, the gas falls from the lower end opening of the separation pipeline 16, the gas is continuously conveyed to the pneumatic backflow pipeline 15 through the separation mechanism, the gas is input into the auxiliary gas storage tank 14 through the pneumatic backflow pipeline 15 for storage and standby, and the gas in the auxiliary gas storage tank 14 can supply gas to the gas supply auxiliary pipeline 3 through the gas distribution pipe 5.
It should be noted that, in the device, the gas transportation needs to use devices such as a gas pump, which is not described herein, and those skilled in the art can easily know that, for example, a gas pump for transporting gas from the main gas tank 10 to the bin pump 1 and the auxiliary gas tank 14 is disposed on the main gas pipe 12, and a gas pump for transporting gas from the auxiliary gas tank 14 to the auxiliary gas supply pipeline 3 is disposed on the gas distribution pipe 5.
The material conveying pipeline 2, the bin pump 1 and the main air pipe 12 are used for dense-phase low-speed pneumatic conveying, so that the air pressure is improved, the efficiency and the energy are saved, and the equipment cost is reduced.
It should be understood that the present invention is not limited to the particular embodiments described herein, but is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The automatic pulse creeping type dense phase pneumatic conveying system of whole piping system, its characterized in that includes:
the device comprises a bin pump for storing materials, wherein one end of the bin pump is provided with a main gas storage tank for inputting gas into the bin pump, the other end of the bin pump is provided with a material conveying pipeline for conveying the materials in the bin pump out, and one side of the main gas storage tank is provided with an auxiliary gas storage tank for receiving redundant gas generated after the main gas storage tank inputs the gas into the bin pump;
an auxiliary gas supply pipeline for supplementing gas into the material conveying pipeline is arranged on one side of the material conveying pipeline and receives gas stored in the auxiliary gas storage tank;
the separation pipeline is arranged at the end part of the material conveying pipeline, the separation pipeline is communicated with the auxiliary gas storage tank through a pneumatic backflow pipeline, the separation pipeline separates materials from gas, and the gas is conveyed into the auxiliary gas storage tank through the pneumatic backflow pipeline to be stored.
2. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 1, characterized in that: and one side of the bin pump is provided with a dome valve for inputting materials into the bin pump.
3. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 2, characterized in that: the main gas storage tank is communicated with the bin pump through a main gas pipe, a branch pipe communicated with the auxiliary gas storage tank is arranged in the middle of the main gas pipe, a stop valve and a check valve are arranged at the position where the main gas pipe is communicated with the bin pump, a drying unit and a filtering unit are arranged at the position where the main gas pipe is communicated with the main gas storage tank, and a gas inlet pipeline for inputting gas into the main gas storage tank is arranged at one end of the main gas storage tank.
4. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 3, characterized in that: the material conveying pipeline is characterized in that a plurality of groups of pressure automatic control valves are uniformly distributed on the surface of the material conveying pipeline, a plurality of groups of connecting pipes corresponding to the pressure automatic control valves are arranged on the air supply auxiliary pipeline, the end parts of the pressure automatic control valves are communicated with the corresponding connecting pipes, one end of the air supply auxiliary pipeline is communicated with the auxiliary air storage tank through an air distribution pipe, and the other end of the air supply auxiliary pipeline is sealed.
5. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 4, characterized in that: the separating pipeline is divided into an upper pipeline and a lower pipeline which are distributed from top to bottom, the bottom end of the lower pipeline is opened, the bottom end of the lower pipeline is provided with a separating cavity with the diameter increased, one side of the separating cavity is provided with a material outlet communicated with the end part of the material conveying pipeline, the opening position of the material outlet is provided with a guide plate for guiding materials and air in the material conveying pipeline to the upper part of the lower pipeline, the upper part of the separating cavity is provided with an arc-shaped edge which is arranged right above the guide plate, the radius of the arc-shaped edge is equal to the diameter of the separating pipeline, and one end, far away from the material outlet, of the.
6. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 5, characterized in that: the separating mechanism is characterized in that a separating mechanism for separating air and materials is arranged between the upper pipeline and the lower pipeline, the separating mechanism comprises a box body and a filtering cotton layer arranged inside the box body and used for separating air and materials, the filtering cotton layer is arranged into an upper layer and a lower layer, an active carbon layer for filtering air is further arranged between the upper filtering cotton layer and the lower filtering cotton layer, and the filtering cotton layer and the active carbon layer are distributed in a layered mode and are completely filled in the box body.
7. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 6, characterized in that: the lower extreme opening of box body, the opening position is connected with the closing cap through screw-thread fit, the tip of closing cap is equipped with protruding limit, and protruding limit cross-section is the L font, and protruding limit and box body bottom separation, the surface of closing cap and the top of box body all are equipped with the inside and outside filtration pore of intercommunication box body.
8. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 7, characterized in that: the top outer lane of box body is equipped with the card limit of sealing between upper portion pipeline and lower part pipeline, the upper and lower surface on card limit all is equipped with the screw thread ring, the screw thread ring of card limit upper end passes through screw-thread fit to be connected in upper portion pipeline one side, the screw thread ring of card limit lower extreme passes through screw-thread fit to be connected in lower part pipeline one side, the outer lane department on card limit is equipped with the twist ring.
9. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 8, characterized in that: the lower pipeline below the box body is provided with a hose section which can be compressed and elastically deformed, and the length of the hose section which can be compressed and deformed is greater than the height of the box body.
10. The automatic pulse peristaltic concentrated phase pneumatic conveying system of the whole pipe system according to claim 9, characterized in that: the guide plate is of a quarter annular structure, the opening of the guide plate faces the upper part of the lower pipeline, and the end part of the guide plate is positioned on one side of the end part of the arc edge, which is close to the material outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011059179.XA CN112173718A (en) | 2020-09-30 | 2020-09-30 | Automatic pulse creeping type concentrated phase pneumatic conveying system for whole pipe system |
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| CN2548971Y (en) * | 2002-06-26 | 2003-05-07 | 浙江大学 | Fluidization conveying for powder of benzene dicarbonic acid and nitrogen gas recovery device |
| US20050058516A1 (en) * | 2003-08-19 | 2005-03-17 | Damien Gille | Device for the transport of granular solid particles with a controlled flow rate |
| CN201485071U (en) * | 2009-09-04 | 2010-05-26 | 上海梅山钢铁股份有限公司 | Pneumatic ash conveying system for blast furnace gas by dry dedusting method |
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