CN217275425U - Polypropylene production tail gas is retrieved and is used spray type drying device - Google Patents
Polypropylene production tail gas is retrieved and is used spray type drying device Download PDFInfo
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- CN217275425U CN217275425U CN202220198882.7U CN202220198882U CN217275425U CN 217275425 U CN217275425 U CN 217275425U CN 202220198882 U CN202220198882 U CN 202220198882U CN 217275425 U CN217275425 U CN 217275425U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model relates to a polypropylene production technical field specifically is a polypropylene production tail gas is retrieved and is used atomizing drying device, including the supporting seat, fixed mounting has a drying cylinder on the supporting seat, and the fixed intercommunication in bottom of drying cylinder has a hopper, and the bottom mounting intercommunication that goes out the hopper has the discharging pipe, is provided with the valve on the discharging pipe, and the inside fixed mounting of supporting seat has two bracing pieces, is fixed with the cover body on two bracing pieces, and the bottom of the cover body is fixed with the fixed plate, and the inside of the cover body is fixed with the layer board, and fixed mounting has two heating wires between fixed plate and the layer board. The utility model discloses a two electric heat wires are to the internal heating of the cover body for tail gas in the leading-in drying cylinder of tail gas input module can be heated by the cover body, thereby makes the drying that raw material granule in the tail gas can be quick, makes raw material granule can effectual separation come out, and the defeated tuber pipe is blown the wind in the cover body and is spout along going out the tuber pipe, can mix with tail gas, and more efficient carries out drying process to raw material granule.
Description
Technical Field
The utility model relates to a polypropylene production technical field specifically is a polypropylene production tail gas is retrieved and is used spray type drying device.
Background
Polypropylene is a thermoplastic resin obtained by polymerizing propylene, is a white wax-like material, and is transparent and light in appearance. The polypropylene is classified into isotactic polypropylene, atactic polypropylene and syndiotactic polypropylene according to the arrangement position of methyl. It is widely used in the production of fiber products, medical instruments, automobiles, chemical containers and other products, and is also used in the packaging of foods and medicines.
The production of polypropylene can produce a certain amount of tail gas, often thoughtlessly has the raw material particle who is used for producing polypropylene in the tail gas, because raw material particle mixes in tail gas, and its volume is less, adheres to steam easily for the raw materials is difficult to dry separation, thereby leads to the polypropylene to be more to the waste of raw materials in process of production, is unfavorable for actual production.
To the problem, the utility model provides a polypropylene production tail gas is retrieved and is used spray type drying device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a polypropylene production tail gas is retrieved and is used spray type drying device to often thoughtlessly have the raw material particle who is used for producing polypropylene in the tail gas that the polypropylene production who proposes in solving above-mentioned background art discharges, because raw material particle is less, adhere to steam easily, make the raw materials be difficult to retrieve the separation, cause the extravagant problem of raw materials.
In order to achieve the above object, the utility model provides a following technical scheme: a spray type drying device for recovering tail gas in polypropylene production comprises a supporting seat, a drying cylinder is fixedly arranged on the supporting seat, the bottom of the drying cylinder is fixedly communicated with a discharge hopper, the bottom end of the discharge hopper is fixedly communicated with a discharge pipe, the discharging pipe is provided with a valve, the inside of the supporting seat is fixedly provided with two supporting rods, the two supporting rods are fixedly provided with a cover body, a fixing plate is fixed at the bottom of the cover body, a supporting plate is fixed in the cover body, two electric heating wires are fixedly arranged between the fixing plate and the supporting plate, a plurality of air outlet pipes distributed in a circular array are fixedly penetrated at the bottom of the fixed plate, a tail gas input module and a heat recovery module are fixedly arranged on the drying cylinder, the tail gas input module is used for guiding tail gas into the drying cylinder, and the heat recovery module is used for absorbing residual heat in the tail gas after drying treatment.
Preferably, the heat recovery module comprises an exhaust pipe and an air blower, wherein the exhaust pipe and the air blower are fixedly mounted on the drying cylinder, the exhaust pipe is communicated with the drying cylinder, an air delivery pipe is fixedly communicated with an air outlet end of the air blower, a heat exchange pipe is fixedly communicated with the other end of the air delivery pipe, and the other end of the heat exchange pipe is fixedly communicated with the top end of the cover body.
Preferably, the cover body is of an inverted funnel-shaped structure, the exhaust pipe is sleeved outside the heat exchange pipe, and the air delivery pipe is of an inverted J-shaped pipe body structure.
Preferably, the inner wall of blast pipe is fixed with a plurality of first baffles that are the linear arrangement and distribute, the outside of heat exchange tube is fixed to be cup jointed and is a plurality of second baffles that the linear arrangement distributes, and is a plurality of first baffle and a plurality of second baffle clearance distribution, and first baffle and second baffle are ring structure.
Preferably, the tail gas input module comprises an air pump, the air pump is fixedly installed on the drying cylinder, an air pipe is fixedly communicated with an air outlet end of the air pump, and a transfer pipe is fixedly communicated with the other end of the air pipe after penetrating through the top of the drying cylinder.
Preferably, a plurality of spray heads penetrate through and are fixed on the transit pipe, and the spray heads are distributed in a circular array.
Preferably, the transfer pipe is of an annular pipe body structure, and an air inlet pipe is fixedly communicated with an air inlet end of the air pump.
To sum up, the beneficial effects of the utility model are that:
1. the utility model discloses in, through the internal heating of two electric heat silks to the cover body for tail gas in the leading-in drying cylinder of tail gas input module can be heated by the cover body, thereby make the drying that the raw material granule in the tail gas can be quick, make raw material granule can effectual separation come out, the defeated tuber pipe is blown the wind in the cover body and is spout along going out the tuber pipe, can mix with tail gas, and more efficient carries out drying process to raw material granule, makes raw material granule's recovery efficiency higher.
2. The utility model discloses in, a plurality of first baffles and a plurality of second baffles that set up through the intermittent type in the heat recovery module mutually support, circulation route when can increase tail gas discharge for the inside air absorption of heat exchange tube is carried by the air-blower better to the residual heat in the tail gas ability, thermal waste in the tail gas has been avoided.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the drying cylinder of the present invention;
FIG. 3 is a schematic view of the internal structure of the middle cover body according to the present invention;
FIG. 4 is a schematic structural diagram of the tail gas input module of the present invention;
fig. 5 is a schematic structural view of the heat recovery module of the present invention.
In the figure: 1. a supporting base; 2. a drying cylinder; 3. a discharge hopper; 4. a discharge pipe; 5. a support bar; 6. a cover body; 7. a fixing plate; 8. an air outlet pipe; 9. a support plate; 10. an electric heating wire; 11. an exhaust pipe; 12. a heat exchange pipe; 13. a blower; 14. a wind delivery pipe; 15. a first separator; 16. a second separator; 17. an air pump; 18. a gas delivery pipe; 19. a transit tube; 20. a spray head; 21. an air inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Example one
Referring to fig. 1-5, a polypropylene production tail gas recovery is with spraying type drying device, including supporting seat 1, fixed mounting has drying cylinder 2 on supporting seat 1, the bottom of drying cylinder 2 is fixed to be communicated with out hopper 3, the bottom mounting intercommunication that goes out hopper 3 has discharging pipe 4, be provided with the valve on the discharging pipe 4, the inside fixed mounting of supporting seat 1 has two bracing pieces 5, be fixed with the cover body 6 of inverted funnel type structure on two bracing pieces 5, the bottom of the cover body 6 is fixed with fixed plate 7, the inside of the cover body 6 is fixed with layer board 9, fixed mounting has two heating wires 10 between fixed plate 7 and the layer board 9, the bottom of fixed plate 7 is run through and is fixed with a plurality of tuber pipes 8 that are circular array and distribute, fixed mounting has tail gas input module and heat recovery module on drying cylinder 2, tail gas input module is used for leading-in drying cylinder 2 with the tail gas, the heat recovery module is used for absorbing the surplus heat in the tail gas after the drying process.
Based on above structure, two heating wires 10 are to the internal heating of the cover body 6 for tail gas in the leading-in drying cylinder 2 of tail gas input module can be heated by the cover body 6, thereby make the drying that the raw material granule in the tail gas can be quick, the wind that the heat recovery module was blown in the cover body 6 is along 8 blowout of air-out pipe, can mix with tail gas, and the drying process is carried out to the raw material granule to more efficient, makes the raw material granule can effectual separation.
Example two
Referring to fig. 2 and 5, the heat recovery module includes an exhaust pipe 11 and an air blower 13, the exhaust pipe 11 and the air blower 13 are both fixedly installed on the drying cylinder 2, the exhaust pipe 11 is communicated with the drying cylinder 2, an air outlet end of the air blower 13 is fixedly communicated with an air delivery pipe 14 of an inverted J-shaped pipe structure, the other end of the air delivery pipe 14 is fixedly communicated with a heat exchange pipe 12, the exhaust pipe 11 is sleeved outside the heat exchange pipe 12, the other end of the heat exchange pipe 12 is fixedly communicated with the top end of the cover body 6, a plurality of first partition plates 15 distributed in a linear arrangement manner are fixed on the inner wall of the exhaust pipe 11, a plurality of second partition plates 16 distributed in a linear arrangement manner are sleeved outside the heat exchange pipe 12, the first partition plates 15 and the second partition plates 16 are both of a circular ring-shaped structure, and the plurality of first partition plates 15 and the plurality of second partition plates 16 are distributed in a clearance manner.
Based on the above structure, the blower 13 inputs the outside air into the heat exchange pipe 12 along the air transmission pipe 14, and the exhaust gas dried in the drying cylinder 2 can be discharged along the gap between the exhaust pipe 11 and the heat exchange pipe 12, because the plurality of first partition plates 15 and the plurality of second partition plates 16 are arranged at intervals, the circulation path when the exhaust gas is discharged is increased, and the residual heat in the exhaust gas can be absorbed by the air flowing inside the heat exchange pipe 12.
EXAMPLE III
Combine shown in fig. 2 and 4, tail gas input module includes air pump 17, air pump 17 fixed mounting is on drying cylinder 2, the fixed intercommunication of air pump 17's gas outlet end has air-supply pipe 18, the other end of air-supply pipe 18 runs through drying cylinder 2's top after-fixing intercommunication has transit pipe 19, it is fixed with a plurality of shower nozzles 20 to run through on the transit pipe 19, a plurality of shower nozzles 20 are circular array and distribute, transit pipe 19 is cyclic annular body structure, the fixed intercommunication of air pump 17's air inlet end has intake pipe 21.
Based on the structure, the tail gas output pipeline is communicated with the air inlet end of the air inlet pipe 21, and the air pump 17 is started to send the tail gas into the drying cylinder 2 along the spray head 20 on the transit pipe 19.
The utility model discloses the theory of operation: the tail gas output pipeline is communicated with the air inlet end of an air inlet pipe 21, an air pump 17 is started to send tail gas into the drying cylinder 2 along a spray head 20 on a transit pipe 19, the two electric heating wires 10 and an air blower 13 are controlled to operate, so that the electric heating wires 10 heat the interior of the cover body 6, the air blower 13 inputs outside air into the interior of the heat exchange pipe 12 along an air conveying pipe 14, the tail gas after drying treatment in the drying cylinder 2 can be discharged along a gap between the exhaust pipe 11 and the heat exchange pipe 12, because the first partition plates 15 and the second partition plates 16 are arranged in a gap manner, the circulation path is enlarged when the tail gas is discharged, residual heat in the tail gas can be absorbed by air flowing in the heat exchange pipe 12, the primarily heated air is introduced into the cover body 6 and is reheated by the two electric heating wires 10, the primarily heated air is discharged along the air outlet pipe 8 to be mixed with the tail gas entering the drying cylinder 2, and raw material particles in the tail gas are dried by matching with the cover body 6, so that the water attached to the surface of the raw material is evaporated, the raw material can be separated out and fall into the discharge hopper 3, the residual tail gas is discharged along the exhaust pipe 11, and after a period of time, the valve on the discharge pipe 4 is opened, so that the dried raw material particles can be taken out.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (7)
1. The utility model provides a polypropylene production tail gas is retrieved and is used spray type drying device which characterized in that: comprises a supporting seat (1), a drying cylinder (2) is fixedly mounted on the supporting seat (1), the bottom of the drying cylinder (2) is fixedly communicated with a discharge hopper (3), the bottom of the discharge hopper (3) is fixedly communicated with a discharge pipe (4), a valve is arranged on the discharge pipe (4), two support rods (5) are fixedly mounted in the supporting seat (1), a cover body (6) is fixed on the support rods (5), a fixing plate (7) is fixed at the bottom of the cover body (6), a supporting plate (9) is fixed in the cover body (6), two electric heating wires (10) are fixedly mounted between the fixing plate (7) and the supporting plate (9), a plurality of air outlet pipes (8) distributed in a circular array are fixedly penetrated through the bottom of the fixing plate (7), and a tail gas input module and a heat recovery module are fixedly mounted on the drying cylinder (2), the tail gas input module is used for guiding tail gas into the drying cylinder (2), and the heat recovery module is used for absorbing residual heat in the dried tail gas.
2. The spray type drying device for recovering the tail gas in the production of polypropylene according to claim 1, which is characterized in that: the heat recovery module comprises an exhaust pipe (11) and an air blower (13), wherein the exhaust pipe (11) and the air blower (13) are fixedly mounted on a drying cylinder (2), the exhaust pipe (11) is communicated with the drying cylinder (2), an air outlet end of the air blower (13) is fixedly communicated with an air conveying pipe (14), the other end of the air conveying pipe (14) is fixedly communicated with a heat exchange pipe (12), and the other end of the heat exchange pipe (12) is fixedly communicated with the top end of a cover body (6).
3. The spray type drying device for recovering the tail gas in the production of polypropylene according to claim 2, which is characterized in that: the cover body (6) is of an inverted funnel-shaped structure, the exhaust pipe (11) is sleeved outside the heat exchange pipe (12), and the air delivery pipe (14) is of an inverted J-shaped pipe body structure.
4. The spray type drying device for recovering the tail gas in the production of polypropylene according to claim 2, which is characterized in that: the inner wall of blast pipe (11) is fixed with a plurality of first baffles (15) that are the linear arrangement and distribute, the outside of heat exchange tube (12) is fixed to be cup jointed and is a plurality of second baffles (16) that the linear arrangement distributes, and is a plurality of first baffles (15) and a plurality of second baffles (16) clearance distribution, and first baffles (15) and second baffles (16) are the ring form structure.
5. The spray type drying device for recovering the tail gas in the production of polypropylene according to claim 1, which is characterized in that: the tail gas input module comprises an air pump (17), the air pump (17) is fixedly installed on the drying cylinder (2), an air conveying pipe (18) is fixedly communicated with the air outlet end of the air pump (17), and a middle rotating pipe (19) is fixedly communicated with the other end of the air conveying pipe (18) after penetrating through the top of the drying cylinder (2).
6. The spray type drying device for recovering the tail gas in the production of polypropylene according to claim 5, wherein: a plurality of spray heads (20) penetrate through and are fixed on the transit pipe (19), and the spray heads (20) are distributed in a circular array.
7. The spray type drying device for recovering the tail gas in the production of polypropylene according to claim 5, wherein: the transfer pipe (19) is of an annular pipe body structure, and an air inlet pipe (21) is fixedly communicated with an air inlet end of the air pump (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220198882.7U CN217275425U (en) | 2022-01-25 | 2022-01-25 | Polypropylene production tail gas is retrieved and is used spray type drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220198882.7U CN217275425U (en) | 2022-01-25 | 2022-01-25 | Polypropylene production tail gas is retrieved and is used spray type drying device |
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| CN217275425U true CN217275425U (en) | 2022-08-23 |
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| CN202220198882.7U Active CN217275425U (en) | 2022-01-25 | 2022-01-25 | Polypropylene production tail gas is retrieved and is used spray type drying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116100699A (en) * | 2023-03-27 | 2023-05-12 | 广州正业电子科技股份有限公司 | Pretreatment equipment for plastic part manufacturing materials |
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2022
- 2022-01-25 CN CN202220198882.7U patent/CN217275425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116100699A (en) * | 2023-03-27 | 2023-05-12 | 广州正业电子科技股份有限公司 | Pretreatment equipment for plastic part manufacturing materials |
| CN116100699B (en) * | 2023-03-27 | 2023-08-29 | 广州正业电子科技股份有限公司 | Pretreatment equipment for plastic part manufacturing materials |
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