CN214569133U - Pneumatic conveying and feeding device - Google Patents
Pneumatic conveying and feeding device Download PDFInfo
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- CN214569133U CN214569133U CN202120819378.XU CN202120819378U CN214569133U CN 214569133 U CN214569133 U CN 214569133U CN 202120819378 U CN202120819378 U CN 202120819378U CN 214569133 U CN214569133 U CN 214569133U
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Abstract
The utility model discloses a pneumatic conveying feedway, include: a gas source for providing a compressed gas; the material containing device is communicated with the air source through a pipeline, and a first switch valve is arranged on the pipeline between the material containing device and the air source; with the feed bin that flourishing material device passes through the pipeline intercommunication, and be equipped with the feed valve on the pipeline between the two, be equipped with tubular structure on the feed bin, the inside filter screen that is equipped with of tubular structure, the inside intercommunication of tubular structure one end and feed bin, the trachea is installed to the other end, install the second ooff valve on the trachea, the part of trachea between second ooff valve and tubular structure is connected with the forcing pipe, forcing pipe and air supply intercommunication, and be equipped with the third ooff valve on the forcing pipe, be equipped with fluidized structure in the feed bin, fluidized structure passes through fluidized pipe and air supply intercommunication, and the fluidized pipe is equipped with the fourth ooff valve, still be equipped with row material pipe on the feed bin, it is equipped with the relief valve to arrange the material pipe. So set up, need not the conveyer and carry out reinforced in to the feed bin, need not drive mechanism, simple structure, weight are lighter, convenient to use.
Description
Technical Field
The utility model relates to a conveyor technical field especially relates to a pneumatic conveying feedway.
Background
Pneumatic conveying and feeding, also called airflow conveying and feeding, is a specific application of fluidization technology, which utilizes the energy of airflow to convey granular materials in the direction of airflow in a closed pipeline. The pneumatic conveying and feeding device has simple structure and convenient operation, and can be used for horizontal, vertical or inclined conveying. Pneumatic conveying feedway among the prior art is reinforced when reinforced in to the feed bin by the conveyer usually, and conveyer weight is great to need more drive disk assembly, the mechanism is complicated, and it is very inconvenient to use, consequently, how to solve pneumatic conveying feedway among the prior art and utilize conveyer when reinforced in to the feed bin weight is big, the mechanism is complicated, uses very inconvenient problem to be the technical problem that technical staff in the field need solve urgently.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a can conveniently carry out reinforced pneumatic conveying feedway in to the feed bin.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a pneumatic conveying feedway, include: a gas source for providing a compressed gas; the material containing device is communicated with the air source through a pipeline, and a first switch valve is arranged on the pipeline between the material containing device and the air source; with flourishing material device pass through the feed bin of pipeline intercommunication and be equipped with the feed valve on the pipeline between the two, be equipped with tubular structure on the feed bin, the inside filter screen that is equipped with of tubular structure, tubular structure one end with the inside intercommunication of feed bin, the trachea is installed to the other end, install the second ooff valve on the trachea, the trachea is in the second ooff valve with part between the tubular structure is connected with the forcing pipe, the forcing pipe with the air supply intercommunication, just be equipped with the third ooff valve on the forcing pipe, be equipped with the fluidization structure in the feed bin, the fluidization structure through the fluidization pipe with the air supply intercommunication just the fluidization pipe is equipped with the fourth ooff valve, still be equipped with row material pipe on the feed bin, arrange and be equipped with row material valve on the material pipe.
Further, the number of the bins is at least two.
Further, the device also comprises a pressurizing fan, and the pressurizing fan is connected to the pipeline between the storage bin and the material containing device through a pipeline.
Further, a vibrator is mounted on the outer side wall of the storage bin.
Further, a heater is arranged on the part of the fluidization pipe, which is positioned outside the bin, so as to heat the compressed gas entering the bin.
Further, the heater includes condenser, evaporimeter, compressor and the expansion valve that connects gradually, the condenser set up in the fluidization pipe for the convection current is through the compressed gas on condenser surface heats.
Furthermore, a flow detection device for detecting the material conveying flow is further arranged on the discharging pipe.
Further, the flow rate detection device comprises a section of transparent pipe connected to the material discharge pipe, a light emitting device arranged on one side of the transparent pipe, a photoelectric conversion device arranged on the other side of the transparent pipe and opposite to the light emitting device, and a controller in communication connection with the photoelectric conversion device.
Further, the light emitting device includes a light emitting diode, and the photoelectric conversion device includes a photo resistor.
The utility model discloses for prior art gain following technological effect:
the utility model provides a pneumatic conveying feedway, include: a gas source for providing a compressed gas; the material containing device is communicated with the air source through a pipeline, and a first switch valve is arranged on the pipeline between the material containing device and the air source; with the feed bin that flourishing material device passes through the pipeline intercommunication, and be equipped with the feed valve on the pipeline between the two, be equipped with tubular structure on the feed bin, the inside filter screen that is equipped with of tubular structure, the inside intercommunication of tubular structure one end and feed bin, the trachea is installed to the other end, install the second ooff valve on the trachea, the part of trachea between second ooff valve and tubular structure is connected with the forcing pipe, forcing pipe and air supply intercommunication, and be equipped with the third ooff valve on the forcing pipe, be equipped with fluidized structure in the feed bin, fluidized structure passes through fluidized pipe and air supply intercommunication, and the fluidized pipe is equipped with the fourth ooff valve, still be equipped with row material pipe on the feed bin, it is equipped with the relief valve to arrange the material pipe.
During the use, open first ooff valve earlier, feed valve and second ooff valve, the material in the flourishing material device enters into the feed bin along with compressed gas under compressed gas's effect, compressed gas is along the tube structure, the trachea is discharged, and the material then falls into in the feed bin under the effect of filter screen, after the material in the feed bin reaches the height of material level appearance, close first ooff valve, feed valve and second ooff valve, and open third ooff valve and fourth ooff valve, compressed gas in the pressurized tube enters into the feed bin from the tube structure, on the one hand can be to the inside pressurization of feed bin, on the other hand can the jetting filter screen, prevent that it from blockking up so that reinforced the use next time, compressed gas in the fluidization tube enters into in the fluidization structure of tube structure and fluidizes the material. When the pressure in the silo reaches a preset value, the discharge valve is opened to convey the materials.
So set up, through compressed gas's effect with containing in the material device add the feed bin, the rethread feed bin accomplishes the transport to the material, need not the conveyer and feeds in to the feed bin, need not drive mechanism, simple structure, light in weight, convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a pneumatic conveying and feeding device in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the flow rate detecting device of the present invention.
Description of reference numerals: 100. a pneumatic conveying and feeding device; 1. a gas source; 2. a material containing device; 3. a first on-off valve; 4. a storage bin; 5. a feed valve; 6. a barrel structure; 7. a filter screen; 8. an air tube; 9. a second on-off valve; 10. a pressurizing pipe; 11. a third on-off valve; 12. a fluidizing pipe; 13. a fourth switching valve; 14. a discharge pipe; 15. a discharge valve; 16. a booster fan; 17. a vibrator; 18. a condenser; 19. an evaporator; 20. a compressor; 21. an expansion valve; 22. a transparent tube; 23. a light emitting device; 24. a photoelectric conversion device 24; 25. and a controller.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1-2, an embodiment of the present invention provides a pneumatic conveying and feeding device 100, which includes an air source 1, a material containing device 2, and a storage bin 4. The gas source 1 is used for providing compressed gas, and includes, but is not limited to, a gas storage tank and a high pressure fan. The material containing device 2 is communicated with the air source 1 through a pipeline, and a first switch valve 3 is arranged on the pipeline between the material containing device and the air source. The material containing device 2 can be a material containing bin 4 used for containing materials. The storage bin 4 is communicated with the material containing device 2 through a pipeline, a feeding valve 5 is arranged on the pipeline between the storage bin and the material containing device, and the feeding valve 5 can be a dome valve. The storage bin 4 is provided with a hollow cylinder structure 6, and a filter screen 7 is arranged inside the cylinder structure 6. One end of the cylinder structure 6 is communicated with the interior of the stock bin 4, and the other end is provided with an air pipe 8. The air pipe 8 is provided with a second switch valve 9, and the part of the air pipe 8 between the second switch valve 9 and the cylinder structure 6 is connected with a pressurizing pipe 10. The pressurizing pipe 10 is communicated with the air source 1, and a third switch valve 11 is arranged on the pressurizing pipe 10. A fluidization structure is arranged in the storage bin 4, the fluidization structure is communicated with the gas source 1 through a fluidization pipe 12, and the fluidization pipe 12 is provided with a fourth switch valve 13. The fluidization structure includes and has gapped baffle between 4 inner walls of feed bin, is equipped with the perforating hole on the baffle, fluidization pipe 12 and baffle and the clearance intercommunication between 4 of feed bin, and when letting in compressed gas, compressed gas makes the material produce the fluidization effect. The bin 4 is also provided with a discharge pipe 14, and the discharge pipe 14 is provided with a discharge valve 15. Alternatively, the first switching valve 3, the second switching valve 9, the third switching valve 11, the fourth switching valve 13, and the discharge valve 15 may all be air-operated valves.
During the use, open first ooff valve 3 earlier, feed valve 5 and second ooff valve 9, the material in containing device 2 enters into feed bin 4 along with compressed gas under compressed gas's effect, compressed gas is along tubular structure 6, trachea 8 discharges, and the material then falls into in feed bin 4 under the effect of filter screen 7, after the material in feed bin 4 reaches the height of material level appearance, close first ooff valve 3, feed valve 5 and second ooff valve 9, and open third ooff valve 11 and fourth ooff valve 13, compressed gas in the pressurized tube 10 enters into feed bin 4 from tubular structure 6, on the one hand can be to feed bin 4 inside pressurization, on the other hand can blow filter screen 7, prevent its jam so that reinforced the use next time, compressed gas in the fluidization pipe 12 enters into the fluidization structure of tubular structure 6 and carries out the fluidization to the material. When the pressure in the silo 4 reaches a predetermined value, the discharge valve 15 is opened for the material to be conveyed.
So set up, through compressed gas's effect with containing material in the device 2 material add feed bin 4 in, rethread feed bin 4 accomplishes the transport to the material, need not the conveyer and reinforced in 4 feed bins, need not drive mechanism, simple structure, light in weight, convenient to use.
Referring to fig. 1, in the present embodiment, the number of the bins 4 is at least two. So set up, feed bin 4 can be reinforced and arrange material in turn, makes pneumatic conveying feedway 100's conveying efficiency improve.
Referring to fig. 1, in the present embodiment, the pneumatic conveying and feeding device 100 further includes a pressurizing fan 16, and the pressurizing fan 16 is connected to the pipeline between the bin 4 and the material containing device 2 through a pipeline. The pressurizing fan 16 can supplement the compressed gas, so that the charging in the storage bin 4 is smoother.
In this embodiment, the outer side wall of the bin 4 is provided with a vibrator 17. Through setting up vibrator 17, can produce the vibration effect to feed bin 4, prevent that the material in the feed bin 4 from arching or the wall built-up to thoroughly discharge the material in the feed bin 4.
In this embodiment, the part of the fluidizing pipe 12 outside the silo 4 is provided with a heater for heating the compressed gas entering into the silo 4. So set up, the higher compressed gas of temperature is better to the fluidization effect of material. Optionally, the heater comprises a condenser 18, an evaporator 19, a compressor 20 and an expansion valve 21 connected in series, the condenser 18 being arranged within the fluidization tube 12 for heating the gas flowing over the surface of the condenser 18. Alternatively, the evaporator 19 may exchange heat with high-temperature exhaust gas or high-temperature waste liquid, for example, high-temperature flue gas generated in a tunnel kiln. Therefore, heat contained in the waste gas or the waste liquid can be recovered, the refrigerant in the evaporator 19 is heated, the refrigerant is further compressed and heated by the compressor 20 after absorbing heat at the evaporator 19, heat is released at the condenser 18 to heat the compressed gas flowing through the surface of the condenser 18, and the effect of better material fluidization quality in the storage bin 4 is finally achieved. Therefore, the energy consumption is saved, and the fluidization quality of the material is improved.
In this embodiment, a flow rate detecting device for detecting the material conveying flow rate is further disposed on the discharging pipe 14. The flow detection device can monitor the flow of the material in the discharge pipe 14, so that the opening size of the discharge valve 15 can be adjusted according to actual needs.
In the present embodiment, the flow rate detecting device includes a transparent tube 22 connected to the discharge tube 14, a light emitting device 23 disposed on one side of the transparent tube 22, a photoelectric conversion device 24 disposed on the other side of the transparent tube 22 and opposite to the light emitting device 23, and a controller 25 communicably connected to the photoelectric conversion device 24. The light emitting device 23 and the photoelectric conversion device 24 are respectively covered with a shield. As shown in fig. 2, after passing through the transparent tube 22 filled with the powder material, the light emitted from the light-emitting device 23 is received by the photoelectric conversion device 24, the intensity of the light received by the photoelectric conversion device 24 is related to the flow rate of the powder in the transparent tube 22, and the greater the flow rate of the powder, the greater the attenuation of the light, the less the light intensity obtained by the photoelectric conversion device 24. Thus, the magnitude of the flow rate of the powder flowing through the transparent tube 22 can be calculated by detecting the electric signal output from the photoelectric conversion device 24. Alternatively, the light emitting device 23 includes a light emitting diode, the photoelectric conversion device 24 includes a photo resistor, and the controller 25 may be a single chip microcomputer or a PLC.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (9)
1. A pneumatic conveying and feeding device is characterized by comprising:
a gas source for providing a compressed gas;
the material containing device is communicated with the air source through a pipeline, and a first switch valve is arranged on the pipeline between the material containing device and the air source;
with flourishing material device pass through the feed bin of pipeline intercommunication and be equipped with the feed valve on the pipeline between the two, be equipped with tubular structure on the feed bin, the inside filter screen that is equipped with of tubular structure, tubular structure one end with the inside intercommunication of feed bin, the trachea is installed to the other end, install the second ooff valve on the trachea, the trachea is in the second ooff valve with part between the tubular structure is connected with the forcing pipe, the forcing pipe with the air supply intercommunication, just be equipped with the third ooff valve on the forcing pipe, be equipped with the fluidization structure in the feed bin, the fluidization structure through the fluidization pipe with the air supply intercommunication just the fluidization pipe is equipped with the fourth ooff valve, still be equipped with row material pipe on the feed bin, arrange and be equipped with row material valve on the material pipe.
2. The pneumatic conveying feeding device of claim 1, wherein the number of bins is at least two.
3. The pneumatic conveying feeding device according to claim 1, further comprising a pressurizing fan connected to the pipeline between the storage bin and the material containing device through a pipeline.
4. The pneumatic conveying feeding device of claim 1, wherein the outer side wall of the storage bin is provided with a vibrator.
5. The pneumatic conveying feeding device according to claim 1, characterized in that the part of the fluidization pipe outside the silo is provided with a heater for heating the compressed gas entering into the silo.
6. A pneumatic conveying feeding device according to claim 5, wherein the heater comprises a condenser, an evaporator, a compressor and an expansion valve connected in sequence, the condenser is arranged in the fluidizing pipe for heating the compressed gas flowing through the surface of the condenser.
7. The pneumatic conveying feeding device according to claim 1, wherein a flow rate detecting device for detecting the conveying flow rate of the material is further provided on the discharging pipe.
8. The pneumatic conveying and feeding device according to claim 7, wherein the flow rate detecting device comprises a transparent tube connected to the material discharge tube, a light emitting device disposed on one side of the transparent tube, a photoelectric conversion device disposed on the other side of the transparent tube and opposite to the light emitting device, and a controller communicably connected to the photoelectric conversion device.
9. The pneumatic conveying feeding device of claim 8, wherein the light emitting device comprises a light emitting diode, and the photoelectric conversion device comprises a photoresistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120819378.XU CN214569133U (en) | 2021-04-20 | 2021-04-20 | Pneumatic conveying and feeding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120819378.XU CN214569133U (en) | 2021-04-20 | 2021-04-20 | Pneumatic conveying and feeding device |
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| CN214569133U true CN214569133U (en) | 2021-11-02 |
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| CN202120819378.XU Active CN214569133U (en) | 2021-04-20 | 2021-04-20 | Pneumatic conveying and feeding device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116946721A (en) * | 2023-09-06 | 2023-10-27 | 中国神华煤制油化工有限公司 | Powder conveying and storing system |
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2021
- 2021-04-20 CN CN202120819378.XU patent/CN214569133U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116946721A (en) * | 2023-09-06 | 2023-10-27 | 中国神华煤制油化工有限公司 | Powder conveying and storing system |
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