CN210260332U - Closed loop pneumatic conveying system - Google Patents
Closed loop pneumatic conveying system Download PDFInfo
- Publication number
- CN210260332U CN210260332U CN201920989963.7U CN201920989963U CN210260332U CN 210260332 U CN210260332 U CN 210260332U CN 201920989963 U CN201920989963 U CN 201920989963U CN 210260332 U CN210260332 U CN 210260332U
- Authority
- CN
- China
- Prior art keywords
- feed bin
- gas
- bin
- pipeline
- closed loop
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Air Transport Of Granular Materials (AREA)
Abstract
The utility model discloses a closed loop pneumatic conveying system, including former feed bin, material conveying pipeline, receipt feed bin, gas pipeline and power unit, former feed bin is equipped with raw materials output port, material conveying pipeline is equipped with atmosphere input port, it is equipped with material input port and gas output port to receive the feed bin, the raw materials output port of former feed bin passes through material conveying pipeline with the material input port connection of receipt feed bin, the gas output port that receives the feed bin passes through gas pipeline with power unit connects, power unit with be connected with the return air pipeline between material conveying pipeline's the atmosphere input port. The utility model provides a pair of closed loop pneumatic conveying system can be adapted to the pneumatic conveying of the material (e.g.; easily absorb damp material, easily explode material etc.) that needs atmosphere protection (dry air atmosphere protection, nitrogen atmosphere protection etc.), and protective atmosphere recycles, and the energy consumption is low.
Description
Technical Field
The utility model relates to a material pneumatic conveyor technical field, concretely relates to closed loop pneumatic conveyor system.
Background
As shown in fig. 1, which is a schematic structural diagram of a conventional open-loop pneumatic conveying system, the system comprises a raw material bin 10, a material conveying pipeline 20, a receiving bin 30, a gas pipeline 40 and a power unit 50, the raw material bin 10 is provided with a raw material output port, the raw material output port of the raw material bin 10 is provided with an air-locking feeding valve 101, the material conveying pipeline 20 is provided with an atmosphere input port 201, the receiving bin 30 is provided with a material input port and a gas output port, the raw material output port of the raw material bin 10 is connected with the material input port of the receiving bin 30 through the material conveying pipeline 20, the gas output port of the receiving bin 30 is connected with the power unit 50 through the gas pipe 40, the gas output port of the receiving bin 30 is provided with a gas-liquid separator 301, and a primary filter 60 is arranged between the gas output port of the receiving bin 30 and the power unit 50.
The working principle of the traditional open-loop pneumatic conveying system is as follows: the starting force unit 50 is started firstly, then the air-locking feeding valve 101 starts feeding, materials are conveyed to the receiving bin 30 through the material conveying pipeline 20, the materials and the air are separated through the material-air separator 301, the materials are trapped in the receiving bin 30, and the filtered air is directly emptied after being filtered through the primary filter 60.
The traditional open-loop pneumatic conveying system has the following defects: (1) if the open-loop pneumatic conveying system adopts protective atmosphere conveying, the protective gas is not recycled, and the energy consumption is high; (2) if the open-loop pneumatic conveying system does not adopt protective atmosphere conveying, a lot of special materials cannot be conveyed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a closed loop pneumatic conveying system suitable for need atmosphere protection, the energy consumption is low.
The technical scheme of the utility model as follows:
the utility model provides a closed loop pneumatic conveying system, includes former feed bin, material conveying pipeline, receives feed bin, gas pipeline and power unit, former feed bin is equipped with raw materials output port, material conveying pipeline is equipped with atmosphere input port, it is equipped with material input port and gas output port to receive the feed bin, the raw materials output port in former feed bin passes through material conveying pipeline with the material input port who receives the feed bin connects, the gas output port who receives the feed bin passes through gas pipeline with power unit connects, power unit with be connected with return gas pipeline between material conveying pipeline's the atmosphere input port.
Further, the raw material bin adopts a conical bin.
Furthermore, a raw material output port of the raw material bin is provided with an air locking feeding valve.
Further, the receiving bin adopts a conical bin.
Further, a gas outlet of the receiving bin is provided with a gas-liquid separator.
Furthermore, a primary filter is arranged between the gas output port of the receiving bin and the power unit.
Further, the air return pipeline is sequentially provided with an air constant pressure box, a cooler and a secondary filter along the air flowing direction.
Further, an atmosphere filling port and an exhaust port are arranged on the gas constant pressure box.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides a pair of closed loop pneumatic conveyor system, in operation, at first carry protective atmosphere toward conveying system the inside, the air of replacement system the inside, then open the starting force unit, the feed is opened to the feeding valve of locking gas after that, the material passes through material pipeline and carries and receive the feed bin, material and gas are through material gas separator separation, the material is held back in receiving the feed bin, gas after the filtration filters the back through the one-level filter, pass through gaseous constant pressure case governing system's pressure again, use cooler cooling gas after that, get back to the atmosphere input port of locking gas feeding valve front end through the secondary filter filtration after the cooling, protective atmosphere recycles. The utility model can be suitable for the pneumatic conveying of materials (such as materials which are easy to absorb moisture and materials which are easy to explode) which need atmosphere protection (dry air atmosphere protection, nitrogen atmosphere protection and the like), and has low energy consumption.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a conventional open-loop pneumatic conveying system;
fig. 2 is a schematic structural diagram of a closed loop pneumatic conveying system provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to explain the technical solution of the present invention, the following description is made by using specific examples.
Examples
Referring to fig. 2, the present invention provides a closed loop pneumatic conveying system, which includes a raw material bin 1, a material conveying pipeline 2, a receiving bin 3, a gas pipeline 4 and a power unit 5, wherein the raw material bin 1 is provided with a raw material output port, the raw material output port of the raw material bin 1 is provided with a gas locking feeding valve 11, the material conveying pipeline 2 is provided with an atmosphere input port 21, the receiving bin 3 is provided with a material input port and a gas output port, the raw material output port of the raw material bin 1 is connected with the material input port of the receiving bin 3 through the material conveying pipeline 2, the gas output port of the receiving bin 3 is provided with a gas separator 31, a primary filter 6 is arranged between the gas output port of the receiving bin 3 and the power unit 5, the gas output port of the receiving bin 3 is connected with the power unit 5 through the gas pipeline 4, the power unit 5 with be connected with return air pipeline 7 between the atmosphere input port 21 of material conveying pipeline 2, return air pipeline 7 is last to be provided with gaseous constant pressure case 71, cooler 72 and secondary filter 73 along the gas flow direction in proper order, be equipped with atmosphere on the gaseous constant pressure case 71 and mend neat mouth 711 and gas vent 712.
In this embodiment, the raw material bin 1 is a conical bin.
In this embodiment, the receiving silo 3 is a conical silo.
The working principle is as follows: firstly, conveying protective atmosphere into a conveying system, replacing air in the system, then starting the power unit 5, then starting the feeding of the air-locking feeding valve 11, conveying materials to the receiving bin 3 through the material conveying pipeline 2, separating the materials from the air through the material-air separator 31, intercepting the materials in the receiving bin 3, filtering the filtered air through the primary filter 6, then adjusting the pressure of the system through the air constant-pressure box 71, then cooling the air through the cooler 72, filtering the cooled air through the secondary filter 73, returning the cooled air to the atmosphere input port 21 at the front end of the air-locking feeding valve 11, and recycling the protective atmosphere.
In summary, the utility model can be adapted to the pneumatic transmission of materials (such as materials which are easy to absorb moisture and materials which are easy to explode) which need atmosphere protection (dry air atmosphere protection, nitrogen atmosphere protection, etc.), the protective atmosphere can be recycled, and the energy consumption is low.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A closed loop pneumatic conveying system is characterized in that: including former feed bin, material pipeline, receiving feed bin, gas pipeline and power unit, former feed bin is equipped with raw materials output port, material pipeline is equipped with atmosphere input port, it is equipped with material input port and gas output port to receive the feed bin, the raw materials output port of former feed bin passes through material pipeline with the material input port who receives the feed bin connects, the gas output port who receives the feed bin passes through gas pipeline with power unit connects, power unit with be connected with return air pipe between material pipeline's the atmosphere input port.
2. The closed loop pneumatic conveying system of claim 1, wherein: the raw material bin adopts a conical bin.
3. The closed loop pneumatic conveying system of claim 1 or 2, wherein: and a raw material output port of the raw material bin is provided with an air locking feeding valve.
4. The closed loop pneumatic conveying system of claim 1, wherein: the receiving bin adopts a conical bin.
5. The closed loop pneumatic conveying system of claim 1 or 4, wherein: and a gas outlet port of the receiving bin is provided with a gas-liquid separator.
6. The closed loop pneumatic conveying system of claim 5, wherein: and a primary filter is arranged between the gas output port of the receiving bin and the power unit.
7. The closed loop pneumatic conveying system of claim 1, wherein: and the air return pipeline is sequentially provided with an air constant pressure box, a cooler and a secondary filter along the air flowing direction.
8. The closed loop pneumatic conveying system of claim 7, wherein: and the gas constant pressure box is provided with an atmosphere filling port and an exhaust port.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920989963.7U CN210260332U (en) | 2019-06-27 | 2019-06-27 | Closed loop pneumatic conveying system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920989963.7U CN210260332U (en) | 2019-06-27 | 2019-06-27 | Closed loop pneumatic conveying system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210260332U true CN210260332U (en) | 2020-04-07 |
Family
ID=70046155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920989963.7U Active CN210260332U (en) | 2019-06-27 | 2019-06-27 | Closed loop pneumatic conveying system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210260332U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112499265A (en) * | 2020-12-22 | 2021-03-16 | 安徽金种子酒业股份有限公司 | Rice husk closed loop pipeline pneumatic conveying system |
CN115872163A (en) * | 2023-02-28 | 2023-03-31 | 山东三牛机械集团股份有限公司 | Dry air circulation pneumatic conveying system of ammonium chloride powder |
-
2019
- 2019-06-27 CN CN201920989963.7U patent/CN210260332U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112499265A (en) * | 2020-12-22 | 2021-03-16 | 安徽金种子酒业股份有限公司 | Rice husk closed loop pipeline pneumatic conveying system |
CN115872163A (en) * | 2023-02-28 | 2023-03-31 | 山东三牛机械集团股份有限公司 | Dry air circulation pneumatic conveying system of ammonium chloride powder |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN210260332U (en) | Closed loop pneumatic conveying system | |
CN202609584U (en) | Vacuum suction device | |
CN208394357U (en) | A kind of negative-pressure conveying system | |
CN108394724B (en) | Vacuum feeding machine | |
CN203006483U (en) | Single efficient continuous delivery pump | |
CN209351994U (en) | The rubbish of rubbish pneumatic conveying system launches case | |
CN207204606U (en) | A kind of metal powder recycling device | |
CN102923485A (en) | Efficient positive-pressure pneumatic conveying system of pebble coal | |
CN214862079U (en) | Dust cleaning system of metal filter bag dust remover | |
CN205818390U (en) | Vacuum charging device | |
CN210735553U (en) | Circulating air conveying system | |
CN209939073U (en) | Recovery device for fumed silica packaging explosion bag product | |
CN208275315U (en) | Bottom feed system for the conveying of ultralight nano-powder | |
CN208577173U (en) | Corncob air-transport system | |
CN208437225U (en) | A kind of emery dust separation system | |
CN211254436U (en) | Warehouse pump conveying system | |
CN210934332U (en) | Zero-emission circulating air conveying system | |
CN206590171U (en) | A kind of material residue discharges recovery system | |
CN103644736B (en) | Material transfer equipment and material conveying method | |
CN207903568U (en) | A kind of conveying device for the separation of viscous material gas powder | |
CN201002043Y (en) | Wind circulation milling device gas recovery system | |
CN218014190U (en) | Explosion-proof type cleaning device of fiber separator | |
CN104449846A (en) | Preparation and conveying method and preparation and conveying device of pulverized coal | |
CN208265331U (en) | A kind of negative pressure dilute phase pneumatic conveying system of reconstituted tobacco | |
CN206904592U (en) | Supercharger concentrates blowdown apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |