CN112683086A - Waste gas waste heat recovery mechanism and purification device - Google Patents
Waste gas waste heat recovery mechanism and purification device Download PDFInfo
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- CN112683086A CN112683086A CN202011595296.8A CN202011595296A CN112683086A CN 112683086 A CN112683086 A CN 112683086A CN 202011595296 A CN202011595296 A CN 202011595296A CN 112683086 A CN112683086 A CN 112683086A
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- 238000000746 purification Methods 0.000 title abstract description 6
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- 239000007788 liquid Substances 0.000 claims description 31
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Abstract
The invention belongs to the field of environment-friendly equipment, and particularly relates to a waste gas waste heat recovery mechanism and a purification device. The first connecting pipe is connected with the first fixing box; a third cavity and a fourth cavity are arranged in the third fixed box, the third cavity is positioned below the fourth cavity, and the third cavity and the fourth cavity are communicated; a heat conduction pipe is arranged in the third cavity and is in an annular spiral structure; according to the invention, the filtering component for filtering the fly ash and impurities in the waste gas and the waste heat recovery mechanism for recovering the waste heat in the waste gas are arranged and effectively associated, and the impurities contained in the waste gas are filtered and screened before the waste gas is subjected to heat exchange, so that the impurities in the waste gas cannot enter the waste heat recovery mechanism, and the impurities in the waste gas are prevented from attaching to the inner wall of the waste heat recovery mechanism to influence the heat exchange effect and efficiency.
Description
Technical Field
The invention belongs to the field of environment-friendly equipment, and particularly relates to a waste gas waste heat recovery mechanism and a purification device.
Background
The waste gas refers to toxic and harmful gas discharged by human in the production and living process. Especially chemical plants, steel plants, pharmaceutical plants, coking plants, oil refineries and the like, the discharged waste gas has large smell and strong toxicity, seriously pollutes the environment and influences the human health.
The waste gas generated in chemical production is often accompanied by particle dust or impurities in other shapes, and the direct discharge into the air can pollute the environment.
And waste gas still accompanies too high heat, consequently, the heat accessible heat exchange's in these waste gases recycle, and current exhaust-gas treatment all is direct through exhaust-heat boiler collection waste gas waste heat and recycles the waste heat of waste gas, and when using, impurity in the waste gas is probably attached to on the inner wall of exhaust-heat recovery stove very much, can influence exhaust-heat boiler's heat exchange efficiency when impurity on the exhaust-heat boiler inner wall is attached to much, so can only clear up exhaust-heat boiler, and is very inconvenient.
Disclosure of Invention
In order to solve the problems, the invention provides an exhaust gas waste heat recovery mechanism, which comprises a third fixed box, a second connecting pipe and a third connecting pipe;
a third cavity and a fourth cavity are arranged in the third fixed box, the third cavity is positioned below the fourth cavity, and the third cavity and the fourth cavity are communicated;
a heat conduction pipe is arranged in the third cavity and is in an annular spiral structure; one end of the second connecting pipe and one end of the third connecting pipe penetrate through the third fixing box and are respectively communicated with the two ends of the heat conducting pipe;
a steam turbine is arranged in the fourth cavity, a generator is arranged outside the third fixing box, and the steam turbine is in transmission connection with the generator;
a fourth connecting pipe is arranged at the upper end of the third fixed box, and one end of the fourth connecting pipe penetrates through the third fixed box and is communicated with the fourth cavity; a fifth connecting pipe is arranged on the outer wall of the third fixed box, and one end of the fifth connecting pipe penetrates through the third fixed box and is communicated with the third cavity;
and one ends of the fourth connecting pipe and the fifth connecting pipe, which are far away from the third fixed box, are communicated through a pipeline, and a condenser is further arranged on the pipeline between the fourth connecting pipe and the fifth connecting pipe.
An exhaust gas purifying apparatus comprising a filtering assembly, a neutralizing assembly and the waste heat recovery mechanism of the preceding claims;
the filter assembly comprises a guide assembly, a filter box and a plurality of groups of filter cartridges;
the filter cartridges are arranged in the filter box at equal intervals in an annular array, the guide assembly is movably clamped at one end of the filter box, and the joint of the guide assembly and the filter box is sealed;
the guide assembly is provided with a first through hole which can be communicated with a group of filter cartridges in the filter box;
one end of the filter box, which is far away from the guide assembly, is communicated with a second connecting pipe in the waste heat recovery mechanism;
the neutralization assembly comprises a fourth fixed tank, a sixth connecting pipe and a seventh connecting pipe;
a cavity is arranged in the fourth fixed box, a first liquid level meter and a second liquid level meter are arranged in the cavity, and the horizontal height of the first liquid level meter is higher than that of the second liquid level meter;
one end of each of the sixth connecting pipe and the seventh connecting pipe penetrates through the fourth fixed box and is communicated with the inner cavity of the fourth fixed box, and electromagnetic valves are arranged on the sixth connecting pipe and the seventh connecting pipe;
the horizontal height of the position where the sixth connecting pipe is communicated with the cavity in the fourth fixed box is lower than that of the second liquid level meter;
the horizontal height of the communicated part of the seventh connecting pipe and the cavity in the fourth fixed tank is higher than that of the first liquid level meter.
Further, the filter assembly further comprises a first base and an upper cover;
the first base is fixedly connected to one end of the filter box, one end of the first base, which is close to the filter box, is movably connected with the guide assembly, and the joint of the first base and the guide assembly is arranged in a sealing manner;
the first base is provided with a power assembly, and the power assembly is in transmission connection with the guide assembly;
the upper cover is installed at one end of the filter box far away from the guide assembly, and is provided with a pipeline used for communicating the two ends of the upper cover.
Further, the first base includes a first fixing box and a first connection pipe;
the first fixed box is of a columnar structure, a first cavity is arranged in the first fixed box, and an opening of the first cavity is positioned at one end, close to the guide assembly, of the first fixed box;
one end of the first connecting pipe penetrates through the first fixing box and is communicated with the first cavity.
Furthermore, the first base further comprises a fixing rod;
the fixed rod is arranged in the first cavity, the central axis of the fixed rod is overlapped with the central axis of the first fixed box, the central axis of the fixed rod is perpendicular to one end face of the first fixed box, and one end of the filter box is fixedly connected with one end, far away from the bottom face of the first cavity, of the fixed rod;
the first fixed box is provided with a first cavity, and a first clamping groove is formed in one end of the first fixed box, wherein the first cavity is formed in the end of the first fixed box, and the first clamping groove is an annular clamping groove.
Furthermore, the guide assembly comprises a fixing plate and two groups of clamping blocks;
the fixing plate and the two clamping blocks are arranged in an annular structure, the central axis of the fixing plate is overlapped with the central axis of the first fixing box, and the diameter of the fixing plate is not smaller than the diameter of the outer ring of the first clamping groove;
the two groups of fixture blocks are symmetrically arranged at two ends of the fixing plate, the central axes of the two groups of fixture blocks are superposed with the central axis of the fixing plate, one group of fixture blocks are movably clamped in the first clamping groove, the other group of fixture blocks are movably clamped at one end of the filter box, and the joint of the three groups of fixture blocks is sealed.
Furthermore, one end of the fixed rod movably penetrates through the fixed plate, a first through hole is formed in the fixed plate, the first through hole deviates from the center of the fixed plate, and the first cavity is communicated with the filter box through the first through hole;
and a rack is also arranged on the side wall of the fixed plate and is in transmission connection with the output end of the power assembly.
Further, the filter box comprises a second fixed box and a plurality of groups of first fixed pipes;
the second fixed box is arranged to be a columnar structure, and the central axis of the second fixed box is superposed with the central axis of the first fixed box;
the axis of first fixed pipe is parallel with the axis of the fixed case of second, a plurality of groups the both ends of first fixed pipe run through the both ends of the fixed case of second respectively, and the both ends of the first fixed pipe of a plurality of groups are located the coplanar with the both ends of the fixed case of second respectively, and a plurality of groups first fixed pipe uses the fixed case axis of second to be the equidistant setting of annular array as the axis.
Furthermore, a first groove is formed in one end, close to the guide assembly, of the first fixed pipe, a second groove is formed in one end, far away from the guide assembly, of the first fixed pipe, the first groove and the second groove are both circular grooves and are communicated with each other, and the diameter of the first groove is smaller than that of the second groove;
the filter cartridge is movably clamped in the first groove, the outer wall of the filter cartridge is movably attached to the side wall of the first groove, and the joint of the filter cartridge and the side wall of the first groove is sealed;
one end, far away from the second groove, of the second fixed box is fixedly connected with the fixed rod, a second clamping groove is further formed in the end of the second fixed box, the second clamping groove is an annular clamping groove, and the second clamping groove is identical to the first clamping groove in structure size;
a clamping block on the guide assembly, which is far away from the first base, can be movably clamped in the second clamping groove, and the joint of the clamping block and the second clamping groove is sealed; the one end that the second draw-in groove was seted up to the fixed case of second is laminated with the fixed plate activity, and both junctions are sealed to be set up.
Further, the upper cover comprises a first cover plate and a multi-way pipe;
the first cover plate is clamped at one end, far away from the first fixed box, of the second fixed box, the inner surface of the first cover plate is attached to one end, far away from the first fixed box, of the second fixed box, and the joint of the first cover plate and the second fixed box is arranged in a sealing mode;
the multi-group branch pipes of the multi-way pipe penetrate through the first cover plate and are respectively communicated with the first fixing pipes of the groups, the solenoid valves are arranged on the multi-group branch pipes of the multi-way pipe, and a main pipe communicated with the multi-group branch pipes on the multi-way pipe is communicated with a second connecting pipe in the waste heat recovery mechanism.
The invention has the beneficial effects that:
1. according to the invention, the filtering component for filtering the fly ash and impurities in the waste gas and the waste heat recovery mechanism for recovering the waste heat in the waste gas are arranged and effectively associated, and the impurities contained in the waste gas are filtered and screened before the waste gas is subjected to heat exchange, so that the impurities in the waste gas cannot enter the waste heat recovery mechanism, and the impurities in the waste gas are prevented from attaching to the inner wall of the waste heat recovery mechanism to influence the heat exchange effect and efficiency;
2. the filter box is internally provided with a plurality of groups of filter cartridges, and the guide assembly can change the flow path of the waste gas, so that when the filter cartridges are used for a long time and the waste gas cannot be effectively filtered due to the blockage of dust, the guide assembly can be driven by the power assembly to change the flow path of the waste gas, thereby enabling the filter assembly to achieve the effect of uninterrupted use, being durable and needing no manual operation;
3. the steam turbine and the steam circulating and condensing mechanism are arranged in the waste heat recovery mechanism, so that the assembly can effectively convert waste heat of waste gas into electric energy for recovery, water in the assembly and steam generated after the water is heated can form circulation, water does not need to be repeatedly added into the assembly, the structure is simple, materials and labor are saved, and the resource utilization rate is higher;
4. the waste gas treatment device has the advantages that the neutralizing assembly for neutralizing and reacting harmful ingredients in the waste gas to clear up the harmful ingredients is arranged, and the neutralizing assembly and the waste heat recovery mechanism are effectively associated, so that the waste gas can be effectively neutralized and reacted when the device is used, and the waste gas treatment effect is better;
5. through set up the honeycomb duct of two sets of adjacent cavities of slope intercommunication in the subassembly of neutralizing for this subassembly of neutralizing can carry out multiple neutralization reaction, is applicable to multiple neutralization means, and application scope is wider.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic view showing the construction of a purification apparatus according to an embodiment of the present invention;
FIG. 2 shows a schematic structural diagram of a filter assembly according to an embodiment of the invention;
FIG. 3 is a schematic structural diagram of a first base according to an embodiment of the present invention;
FIG. 4 shows a schematic structural diagram of a guide assembly in accordance with an embodiment of the present invention;
FIG. 5 shows a schematic structural view of a filtration tank according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of a filter cartridge in accordance with an embodiment of the present invention;
FIG. 7 is a schematic structural diagram of an upper cover according to an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a waste heat recovery mechanism according to an embodiment of the invention;
fig. 9 shows a schematic structural diagram of a neutralizing assembly in an embodiment of the present invention.
In the figure: 1. a filter assembly; 2. a waste heat recovery mechanism; 3. a neutralizing component; 4. a first base; 5. a guide assembly; 6. a power assembly; 7. a filter box; 8. a filter cartridge; 9. an upper cover; 10. a first stationary box; 1001. a first cavity; 1002. a first card slot; 11. a first connecting pipe; 12. fixing the rod; 13. a fixing plate; 1301. a first through hole; 14. a clamping block; 15. a rack; 16. a second stationary box; 1601. a second cavity; 1602. a second card slot; 17. a first stationary tube; 1701. a first groove; 1702. a second groove; 18. a second stationary tube; 19. filtering the plate; 20. a first cover plate; 21. a three-way pipe; 22. an electromagnetic valve; 23. a third stationary box; 2301. a third cavity; 2302. a fourth cavity; 24. a second connecting pipe; 25. a third connecting pipe; 26. a fourth connecting pipe; 27. a fifth connecting pipe; 28. a heat conducting pipe; 29. a steam turbine; 30. a generator; 31. a fourth stationary box; 32. a second cover plate; 33. a sixth connecting pipe; 34. a seventh connecting pipe; 35. a partition plate; 36. a fifth cavity; 37. a sixth cavity; 38. a seventh cavity; 39. a first liquid level meter; 40. a second level gauge; 41. a first draft tube; 42. and the second flow guide pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a waste gas purification device, which comprises a filtering component 1, a waste heat recovery mechanism 2 and a neutralization component 3, and is shown in figure 1: the output end of the filtering component 1 is communicated with the input end of the waste heat recovery mechanism 2, waste gas enters the filtering component 1 through the input end of the filtering component 1, the filtering component 1 filters fly ash and impurities in the waste gas, the fly ash and the impurities in the waste gas are prevented from being attached to the waste heat recovery mechanism 2, the waste heat recovery efficiency of the waste heat recovery mechanism 2 is reduced, and the waste heat recovery mechanism 2 is used for recovering and utilizing waste heat of the waste gas; the output end of the waste heat recovery mechanism 2 is communicated with the input end of the neutralization component 3, and the neutralization component 3 is used for carrying out neutralization reaction on harmful components in the waste gas to clear up the harmful components.
Through with filtering component 1, waste heat recovery mechanism 2, the effectual relevance of neutralization component 3 together, can be effectual when using carry out multiple treatment to waste gas, the exhaust-gas treatment effect is better.
The filtering assembly 1 comprises a first base 4, a guide assembly 5, a filtering tank 7 and an upper cover 9, as shown in fig. 2: the filter box 7 is arranged at one end of the first base 4 and is fixedly connected with the first base 4, the guide component 5 is movably clamped between the first base 4 and the filter box 7, and the joint of the guide component 5, the first base 4 and the filter box 7 is arranged in a sealing manner; the first base 4 or the filter box 7 is provided with a power assembly 6, and the power assembly 6 is in transmission connection with the guide assembly 5; still be provided with cartridge filter 8 in the rose box 7, upper cover 9 is installed in the one end of rose box 7 keeping away from guide assembly 5, and is provided with the pipeline that is used for communicateing upper cover 9 both ends on the upper cover 9.
Illustratively, the exhaust gas enters from the first base 4, is guided by the guide assembly 5, enters the filter box 7, is filtered by the filter cartridge 8, and enters the waste heat recovery mechanism 2 through a pipeline on the upper cover 9.
In practical use, the power assembly 6 may be configured as a motor, the installation position of the power assembly 6 is not limited, and the embodiment is only an exemplary illustration.
The first base 4 includes a first fixing case 10, a first connecting pipe 11 and a fixing rod 12, as shown in fig. 3; the first fixing box 10 is of a columnar structure, a first cavity 1001 is arranged in the first fixing box 10, and an opening of the first cavity 1001 is located at one end, close to the guide assembly 5, of the first fixing box 10; one end of the first connecting pipe 11 penetrates through the first fixing box 10 to be communicated with the first cavity 1001; the fixing rod 12 is arranged in the first cavity 1001, the central axis of the fixing rod 12 is overlapped with the central axis of the first fixing box 10, and one end of the filter box 7 is fixedly connected with one end, far away from the bottom surface of the first cavity 1001, of the fixing rod 12; first draw-in groove 1002 has still been seted up to the one end that first cavity 1001 was seted up to first fixed case 10, first draw-in groove 1002 sets up to ring groove, the activity joint of the one end of direction subassembly 5 is in first draw-in groove 1002, and the one end of direction subassembly 5 seals the setting with the junction of first draw-in groove 1002.
Illustratively, exhaust gas enters first cavity 1001 through first connecting tube 11.
The guide assembly 5 comprises a fixing plate 13 and two sets of fixture blocks 14, as shown in fig. 4, the fixing plate 13 and the two sets of fixture blocks 14 are both arranged in an annular structure, a central axis of the fixing plate 13 is overlapped with a central axis of the first fixing box 10, and the diameter of the fixing plate 13 is not less than the diameter of an outer ring of the first clamping groove 1002; the two groups of fixture blocks 14 are symmetrically arranged at two ends of the fixing plate 13, the central axes of the two groups of fixture blocks 14 are overlapped with the central axis of the fixing plate 13, one group of fixture blocks 14 is movably clamped in the first clamping groove 1002, the other group of fixture blocks 14 is movably clamped at one end of the filter box 7, and the joints of the three groups of fixture blocks 14, the filter box 7 and the filter box are sealed and attached; one end of the fixing plate 13 is movably attached to one end of the first fixing box 10, which is provided with the first clamping groove 1002, the joint of the fixing plate and the first fixing box is hermetically arranged, one end of the fixing rod 12 movably penetrates through the fixing plate 13, the fixing plate 13 is provided with a first through hole 1301, the first through hole 1301 deviates from the center of the fixing plate 13, and the first cavity 1001 is communicated with the filter box 7 through the first through hole 1301;
and a rack 15 is also arranged on the side wall of the fixed plate 13, and the rack 15 is in transmission connection with the output end of the power assembly 6.
By eccentrically providing the first through hole 1301 on the fixed plate 13 and drivingly coupling the power module 6 with the rack 15, a user can change the position of the first through hole 1301 by the power module 6, thereby guiding the exhaust gas flow path.
In practical use, the fixed plate 13 may be directly provided with a tooth socket, or may be in transmission connection with the power assembly 6 through a transmission belt, and this embodiment is only an example.
The filtering tank 7 comprises a second fixed tank 16 and three sets of first fixed pipes 17, as shown in fig. 5; the second fixed box 16 is a columnar structure, a central axis of the second fixed box 16 is overlapped with a central axis of the first fixed box 10, and a second cavity 1601 is arranged in the second fixed box 16; the central axis of the first fixed pipe 17 is parallel to the central axis of the second fixed box 16, two ends of three groups of the first fixed pipes 17 respectively penetrate through two ends of the second fixed box 16, two ends of three groups of the first fixed pipes 17 are respectively positioned on the same plane with two ends of the second fixed box 16, and the three groups of the first fixed pipes 17 are arranged in an annular array at equal intervals by taking the central axis of the second fixed box 16 as an axis; a first groove 1701 is formed in one end, close to the guide assembly 5, of the first fixing pipe 17, a second groove 1702 is formed in one end, far away from the guide assembly 5, of the first fixing pipe 17, the diameter of the first groove 1701 is not smaller than that of the first through hole 1301, the first groove 1701 and the second groove 1702 are both circular grooves and are communicated with each other, and the diameter of the first groove 1701 is smaller than that of the second groove 1702; the filter cartridge 8 is movably clamped in the first groove 1701, and a chamfer is formed on the inner wall of one end, far away from the second groove 1702, of the first groove 1701 so that the filter cartridge clamped in the first groove 1701 can be taken conveniently; one end of the second fixing box 16, which is far away from the second groove 1702, is fixedly connected to the fixing rod 12, and a second clamping groove 1602 is further formed in the end of the second fixing box 16, the second clamping groove 1602 is configured as an annular clamping groove, and the second clamping groove 1602 and the first clamping groove 1002 are the same in structure and size; the clamping block 14 on the guide component 5, which is far away from the first base 4, can be movably clamped in the second clamping groove 1602, and the joint of the two is sealed; one end of the second fixing box 16, which is provided with a second clamping groove 1602, is movably attached to the fixing plate 13, and the joint between the two ends is sealed.
Specifically, the rotation path of the first through hole 1301 may coincide with a plurality of groups of the first stationary pipes 17 arranged in an annular array.
Illustratively, the first cavity 1001 communicates with one set of first grooves 1701 through the first through hole 1301, and the power assembly 6 may rotate the guide assembly 5 to a predetermined position such that the first cavity 1001 communicates with the other two sets of first grooves 1701 through the first through hole 1301.
In practical use, the number of the first fixing tubes 17 is not limited, and the shapes of the first groove 1701 and the second groove 1702 are not particularly limited and may be provided as a columnar structure, and this embodiment is merely an exemplary illustration.
The filter cartridges 8 are provided with three groups, the three groups of filter cartridges 8 are respectively clamped in the three groups of second grooves 1702, each filter cartridge 8 comprises a second fixed pipe 18 and a plurality of groups of filter plates 19, as shown in fig. 6, the second fixed pipe 18 is provided with a columnar structure, the outer wall of the second fixed pipe 18 is attached to the inner wall of the second groove 1702, and the joint of the two is sealed; the outer diameter of the second stationary pipe 18 is not smaller than the diameter of the first groove 1701; the filter plates 19 in a plurality of groups have different screening radiuses, the filter plates 19 in a plurality of groups are detachably mounted in the second fixed pipe 18 at equal intervals, intervals are reserved among the filter plates 19 in a plurality of groups, and the filter plates 19 in a plurality of groups having different screening radiuses are arranged from large to small along the direction from the first groove 1701 to the second groove 1702.
The filter plates 19 with different screening radiuses are arranged from large to small along the direction from the first groove 1701 to the second groove 1702, and the position of the first through hole 1301 can be changed through the power assembly 6, so that the exhaust gas can flow to the waste heat recovery mechanism 2 through the filter cartridges 8 at different positions; through the structure, the waste gas is required to be filtered before being subjected to heat treatment, and fly ash and impurities in the waste gas are screened out by the filter cylinder 8, so that when the waste gas passes through the heat conduction pipe in the waste heat recovery mechanism 2, no impurities in the waste gas are attached to the heat conduction pipe, and the heat conduction effect of the waste gas is not influenced; and when cartridge filter 8 blocked up the dust because of long-time the use and leads to unable effectual filtering waste gas, can change the position of first through-hole 1301 through power component 6, communicate first cavity 1001 with other cartridge filter 8 to reach incessant use's purpose, durable need not manual operation.
In practical use, the number of the filter cartridges 8 is set to be the same as that of the first fixing tubes 17, and this embodiment is merely an exemplary illustration.
The upper cover 9 comprises a first cover plate 20 and a tee 21, as shown in fig. 7; the first cover plate 20 is clamped at one end of the second fixed box 16 far away from the first fixed box 10, the inner surface of the first cover plate 20 is attached to one end of the second fixed box 16 far away from the first fixed box 10, and the joint of the first cover plate and the second fixed box is sealed; three groups of branch pipes of the three-way pipe 21 penetrate through the first cover plate 20, the three groups of branch pipes of the three-way pipe 21 are respectively communicated with the three groups of first fixing pipes 17, electromagnetic valves 22 are arranged on the three groups of branch pipes of the three-way pipe 21, and a main pipe of the three groups of branch pipes, which is communicated with the three groups of branch pipes, of the three-way pipe 21 is communicated with an input end of the waste heat recovery mechanism 2.
Specifically, the power assembly 6 is electrically connected to three sets of electromagnetic valves 22.
For example, when the first cavity 1001 is communicated with a group of first fixed pipes 17 through the first through hole 1301, the electromagnetic valve 22 on the branch pipe of the tee pipe 21 communicated with the group of first fixed pipes 17 is in an open state; when the power assembly 6 drives the guide assembly 5 to rotate to a predetermined angle, the first cavity 1001 is communicated with another group of first fixed pipes 17 through the first through hole 1301, the electromagnetic valve 22 on the branch pipe of the tee pipe 21 communicated with the first fixed pipes 17 is opened, and the originally opened electromagnetic valve 22 is closed.
The waste heat recovery mechanism 2 comprises a third fixed tank 23, a second connecting pipe 24 and a third connecting pipe 25, as shown in fig. 8; a third cavity 2301 and a fourth cavity 2302 are arranged in the third fixing box 23, the fourth cavity 2302 is provided with a circular cylindrical structure, and the third cavity 2301 is located below the fourth cavity 2302 and is communicated with the fourth cavity 2302; a heat conduction pipe 28 is arranged in the third cavity 2301, the heat conduction pipe 28 is arranged in an annular spiral structure, and one end of the second connection pipe 24 and one end of the third connection pipe 25 penetrate through the third fixed tank 23 and are respectively communicated with two ends of the heat conduction pipe 28; one end of the second connecting pipe 24, which is far away from the heat conducting pipe 28, is communicated with the main pipe of the three-way pipe 21, and one end of the third connecting pipe 25, which is far away from the heat conducting pipe 28, is communicated with the input end of the neutralizing assembly 3;
a steam turbine 29 is arranged in the fourth cavity 2302, the diameter of a blade of the steam turbine 29 is smaller than that of the fourth cavity 2302, a generator 30 is arranged outside the third fixing box 23, and the steam turbine 29 is in transmission connection with the generator 30;
a fourth connecting pipe 26 is arranged at the upper end of the third fixed tank 23, and one end of the fourth connecting pipe 26 penetrates through the third fixed tank 23 and is communicated with the fourth cavity 2302; a fifth connecting pipe 27 is arranged on the outer wall of the third fixed tank 23, and one end of the fifth connecting pipe 27 penetrates through the third fixed tank 23 and is communicated with the third cavity 2301.
In practical use, the structure of the fourth cavity 2302 is not limited, and the embodiment is only an exemplary one.
Specifically, the ends of the fourth connecting pipe 26 and the fifth connecting pipe 27 away from the third fixed tank 23 are communicated with each other through a pipeline, and a condenser (not shown) is further disposed on the pipeline between the fourth connecting pipe and the fifth connecting pipe.
Illustratively, water is filled in the third cavity 2301, the filtered exhaust gas enters the heat conducting pipe 28 from the second connecting pipe 24, heat in the exhaust gas is transmitted to the water in the third cavity 2301 through the heat conducting pipe 28, after the water in the third cavity 2301 is heated and evaporated by the heat emitted from the heat conducting pipe 28, steam flows into the fourth cavity 2302 to drive the steam turbine 29 to rotate, so as to drive the generator 30 to operate and generate electricity, the steam passing through the steam turbine 29 flows into the condenser through the fourth connecting pipe 26, and the steam is condensed into water by the condenser and then flows into the third cavity 2301 through the fifth connecting pipe 27.
The heat in the exhaust gas is transferred to the water through the heat conduction pipe 28 to be evaporated, and the steam generated after the water evaporation can make the steam turbine 29 rotate in the process of flowing to the fourth cavity 2302, so as to drive the generator 30 to rotate to generate electricity; through above structure setting, can effectually turn into the waste heat of waste gas the electric energy and retrieve, energy utilization is higher, avoids extravagant.
The fourth connecting pipe 26 and the fifth connecting pipe 27 are connected by a pipeline, and a condenser is arranged on the pipeline connecting the fourth connecting pipe 26 and the fifth connecting pipe 27 for condensing the steam flowing through into water, and the condensed water flows into the third cavity 2301 through the fifth connecting pipe 27; through the structure arrangement, water in the third cavity 2301 and steam generated after water is heated can form circulation, water is not required to be repeatedly added into the third cavity 2301, the structure is simple, materials and labor are saved, and the resource utilization rate is higher.
The neutralization assembly 3 comprises a fourth stationary box 31 and a second cover plate 32, as shown in fig. 9; the upper end of the fourth fixed box 31 is an open structure, the second cover plate 32 is installed at the opening of the fourth fixed box 31, and the second cover plate and the fourth fixed box form a group of closed cavities; two groups of partition plates 35 are arranged in the closed cavity, and the closed cavity is divided into a fifth cavity 36, a sixth cavity 37 and a seventh cavity 38 by the two groups of partition plates 35;
the neutralization assembly 3 further comprises three groups of sixth connecting pipes 33 and three groups of seventh connecting pipes 34, one ends of the three groups of sixth connecting pipes 33 penetrate through the fourth fixed tank 31 and are respectively communicated with the fifth cavity 36, the sixth cavity 37 and the seventh cavity 38, one ends of the three groups of seventh connecting pipes 34 penetrate through the second cover plate 32 and are respectively communicated with the fifth cavity 36, the sixth cavity 37 and the seventh cavity 38, and the horizontal height of the communication position of the three groups of sixth connecting pipes 33 and the fourth fixed tank 31 is lower than that of the communication position of the three groups of seventh connecting pipes 34 and the fourth fixed tank 31; the three groups of sixth connecting pipes 33 and the three groups of seventh connecting pipes 34 are provided with electromagnetic valves 22, and the third connecting pipes 25 in the waste heat recovery mechanism 2 are respectively communicated with the three groups of sixth connecting pipes 33 through three-way joints;
a group of first liquid level meters 39 and a group of second liquid level meters 40 are respectively arranged in the fifth cavity 36, the sixth cavity 37 and the seventh cavity 38, the horizontal height of the first liquid level meter 39 is higher than that of the second liquid level meter 40, and the first liquid level meter 39 and the second liquid level meter 40 in the same cavity are electrically connected with the electromagnetic valve 22 on the seventh connecting pipe 34 communicated with the cavity; the first liquid level gauge 39 has a level lower than that at which the seventh connecting pipe 34 communicates with the fourth fixed tank 31, and the second liquid level gauge 40 has a level higher than that at which the sixth connecting pipe 33 communicates with the fourth fixed tank 31;
the second cover plate 32 may further include three sets of material guiding pipes respectively communicating with the fifth cavity 36, the sixth cavity 37 and the seventh cavity 38 for adding neutralizing agents into the cavities, and the material guiding pipes may further include electromagnetic valves for controlling the closing and opening of the agent adding paths.
For example, when the neutralizing assembly 3 is not in use, the electromagnetic valves 22 on the sixth connecting pipe 33 and the seventh connecting pipe 34 are both in a closed state, and when the neutralizing agent liquid level in the cavity is lower than the level of the second liquid level gauge 40, the electromagnetic valve on the guide pipe of the second cover plate 32, which is communicated with the cavity, is opened, and the agent flows into the cavity through the guide pipe; when the liquid level of the neutralizing agent in the cavity reaches the level of the first liquid level meter 39, the electromagnetic valve on the material guide pipe on the second cover plate, which is communicated with the cavity, is closed;
different neutralization reagents are respectively arranged in the fifth cavity 36, the sixth cavity 37 and the seventh cavity 38, when waste gas needs to be neutralized by using the reagents in a certain cavity, the electromagnetic valves 22 on the sixth connecting pipe 33 and the seventh connecting pipe 34 communicated with the cavity are opened, the electromagnetic valves 22 on the sixth connecting pipe 33 and the seventh connecting pipe 34 communicated with other cavities are closed, the waste gas flows into the reagents in the cavity through the sixth connecting pipe 33, and after the waste gas and the reagents are neutralized, the reacted reagents flow out of the seventh connecting pipe 34 communicated with the cavity.
Through above structure setting, should neutralize subassembly 3 and can change the neutralization medicament of different types or different concentration according to the in-service use condition, carry out neutralization reaction to the waste gas of different grade type, application scope is wider, and it is convenient that neutralization medicament changes.
Illustratively, the neutralizing agent includes but is not limited to one or more of an acidic-basic solution, an aqueous solution, and an adsorbent.
For example, the water solution is added to remove the odor in the exhaust gas, the acid-base solution is added to neutralize the pH value in the exhaust gas, and the adsorbent is added to adsorb the toxic substances in the exhaust gas.
In practical use, the number of cavities in the neutralization assembly 3 is not limited, and the embodiment is only an exemplary illustration.
Furthermore, a group of first draft tubes 41 and a group of second draft tubes 42 are arranged on the two groups of partition plates 35 in a penetrating manner;
taking as an example the first duct 41 and the second duct 42 on a set of said partitions 35:
the first draft tube 41 and the second draft tube 42 are both obliquely arranged, and the inclination directions of the two groups of draft tubes are opposite;
one end of the first flow guide pipe 41 is communicated with the fifth cavity 36, and the horizontal height of the communication part of the first flow guide pipe 41 and the fifth cavity 36 is lower than that of the second liquid level meter 40; the other end of the first flow guide pipe 41 is communicated with the sixth cavity 37, the horizontal height of the communication part of the first flow guide pipe 41 and the sixth cavity is higher than that of the first liquid level meter 39, and the first flow guide pipe 41 is provided with an electromagnetic valve 22;
one end of the second flow guide pipe 42 is communicated with the fifth cavity 36, and the horizontal height of the position where the second flow guide pipe 42 is communicated with the fifth cavity 36 is higher than that of the first liquid level meter 39; the other end of the second flow guide pipe 42 is communicated with the sixth cavity 37, the horizontal height of the communication position of the second flow guide pipe 42 and the sixth cavity 37 is lower than the horizontal height of the second liquid level meter 40, and the second flow guide pipe 42 is provided with the electromagnetic valve 22.
Illustratively, when the exhaust gas needs to be neutralized by the neutralizing agents in the fifth cavity 36 and the sixth cavity 37 in sequence, the exhaust gas is discharged to the outside; at this time, the solenoid valve on the sixth connecting pipe 33 communicated with the fifth cavity 36 is opened, the solenoid valve on the seventh connecting pipe 34 communicated with the sixth cavity 37 is opened, the solenoid valve 22 on the second flow guide pipe 42 between the fifth cavity 36 and the sixth cavity 37 is opened, because the end of the second flow guide pipe 42 positioned in the fifth cavity 36 is higher than the liquid level in the cavity and the end positioned in the sixth cavity 37 is lower than the liquid level in the cavity, the exhaust gas is flushed into the chemical in the fifth cavity 36, is neutralized by the chemical in the cavity, then is flushed from the end of the second flow guide pipe 42 into the neutralized chemical in the sixth cavity 37, and the exhaust gas is neutralized by the chemical in the cavity and then is discharged to the outside from the seventh connecting pipe 34 communicated with the cavity.
Through the structure, the neutralizing assembly 3 is suitable for various neutralizing means and has a wider application range.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides an exhaust gas waste heat recovery mechanism which characterized in that: comprises a third fixed box (23), a second connecting pipe (24) and a third connecting pipe (25);
a third cavity (2301) and a fourth cavity (2302) are arranged in the third fixing box (23), and the third cavity (2301) is positioned below the fourth cavity (2302) and is communicated with the fourth cavity;
a heat conduction pipe (28) is arranged in the third cavity (2301), and the heat conduction pipe (28) is arranged in an annular spiral structure; one end of the second connecting pipe (24) and one end of the third connecting pipe (25) penetrate through the third fixed box (23) and are respectively communicated with two ends of the heat conducting pipe (28);
a steam turbine (29) is arranged in the fourth cavity (2302), a generator (30) is arranged outside the third fixed box (23), and the steam turbine (29) is in transmission connection with the generator (30);
a fourth connecting pipe (26) is arranged at the upper end of the third fixing box (23), and one end of the fourth connecting pipe (26) penetrates through the third fixing box (23) and is communicated with the fourth cavity (2302); a fifth connecting pipe (27) is arranged on the outer wall of the third fixed box (23), and one end of the fifth connecting pipe (27) penetrates through the third fixed box (23) and is communicated with the third cavity (2301);
one ends, far away from the third fixed box (23), of the fourth connecting pipe (26) and the fifth connecting pipe (27) are communicated through a pipeline, and a condenser is further arranged on the pipeline between the fourth connecting pipe and the fifth connecting pipe.
2. An exhaust gas purifying apparatus characterized in that: comprises a filtering component (1), a neutralizing component (3) and the waste heat recovery mechanism (2) of the claim 1;
the filter assembly (1) comprises a guide assembly (5), a filter box (7) and a plurality of groups of filter cartridges (8);
the filter cartridges (8) are arranged in the filter box (7) at equal intervals in an annular array, the guide assembly (5) is movably clamped at one end of the filter box (7), and the joint of the guide assembly and the filter box is sealed;
a first through hole (1301) is formed in the guide assembly (5), and the first through hole (1301) can be communicated with a group of filter cartridges (8) in the filter box (7);
one end of the filter box (7) far away from the guide component (5) is communicated with a second connecting pipe (24) in the waste heat recovery mechanism (2);
the neutralization assembly (3) includes a fourth fixed tank (31), a sixth connection pipe (33), and a seventh connection pipe (34);
a cavity is arranged in the fourth fixed box (31), a first liquid level meter (39) and a second liquid level meter (40) are arranged in the cavity, and the horizontal height of the first liquid level meter (39) is higher than that of the second liquid level meter (40);
one end of each of the sixth connecting pipe (33) and the seventh connecting pipe (34) penetrates through the fourth fixed box (31) to be communicated with the inner cavity of the fourth fixed box, and electromagnetic valves (22) are arranged on the sixth connecting pipe (33) and the seventh connecting pipe (34);
the horizontal height of the communication part of the sixth connecting pipe (33) and the cavity in the fourth fixed box (31) is lower than that of the second liquid level meter (40);
the horizontal height of the position where the seventh connecting pipe (34) is communicated with the cavity in the fourth fixed tank (31) is higher than that of the first liquid level meter (39).
3. An exhaust gas purifying apparatus according to claim 2, characterized in that: the filter assembly (1) further comprises a first base (4) and an upper cover (9);
the first base (4) is fixedly connected to one end of the filter box (7), one end, close to the filter box (7), of the first base (4) is movably connected with the guide assembly (5), and the joint of the first base (4) and the guide assembly (5) is arranged in a sealing mode;
the first base (4) is provided with a power assembly (6), and the power assembly (6) is in transmission connection with the guide assembly (5);
the upper cover (9) is arranged at one end of the filter box (7) far away from the guide component (5), and pipelines used for communicating the two ends of the upper cover (9) are arranged on the upper cover (9).
4. An exhaust gas purifying apparatus according to claim 3, characterized in that: the first base (4) comprises a first fixed box (10) and a first connecting pipe (11);
the first fixing box (10) is of a columnar structure, a first cavity (1001) is arranged in the first fixing box (10), and an opening of the first cavity (1001) is located at one end, close to the guide assembly (5), of the first fixing box (10);
one end of the first connecting pipe (11) penetrates through the first fixing box (10) to be communicated with the first cavity (1001).
5. An exhaust gas purifying apparatus according to claim 4, characterized in that: the first base (4) further comprises a fixed rod (12);
the fixing rod (12) is arranged in the first cavity (1001), the central axis of the fixing rod (12) is overlapped with the central axis of the first fixing box (10), and one end of the filter box (7) is fixedly connected with one end, far away from the bottom surface of the first cavity (1001), of the fixing rod (12);
the first fixing box (10) is provided with a first cavity (1001), and a first clamping groove (1002) is further formed in one end of the first fixing box, and the first clamping groove (1002) is an annular clamping groove.
6. An exhaust gas purifying apparatus according to claim 5, characterized in that: the guide assembly (5) comprises a fixing plate (13) and two groups of clamping blocks (14);
the fixing plate (13) and the two clamping blocks (14) are both arranged to be annular structures, the central axis of the fixing plate (13) is overlapped with the central axis of the first fixing box (10), and the diameter of the fixing plate (13) is not smaller than the diameter of the outer ring of the first clamping groove (1002);
two sets of fixture block (14) symmetry sets up in the both ends of fixed plate (13), and the axis of two sets of fixture block (14) coincides with the axis of fixed plate (13), and is a set of fixture block (14) activity joint is in first draw-in groove (1002), and another group fixture block (14) activity joint is in the one end of rose box (7), and the sealed setting of junction of three.
7. An exhaust gas purifying apparatus according to claim 6, characterized in that: one end of the fixing rod (12) movably penetrates through the fixing plate (13), a first through hole (1301) is formed in the fixing plate (13), the first through hole (1301) deviates from the center of the fixing plate (13), and the first cavity (1001) is communicated with the filter box (7) through the first through hole (1301);
the side wall of the fixed plate (13) is also provided with a rack (15), and the rack (15) is in transmission connection with the output end of the power assembly (6).
8. An exhaust gas purifying apparatus according to claim 3, characterized in that: the filter box (7) comprises a second fixed box (16) and a plurality of groups of first fixed pipes (17);
the second fixed box (16) is arranged to be a columnar structure, and the central axis of the second fixed box (16) is superposed with the central axis of the first fixed box (10);
the axis of first fixed pipe (17) is parallel with the axis of the fixed case of second (16), a plurality of groups the both ends of first fixed pipe (17) run through the both ends of the fixed case of second (16) respectively, and the both ends of the first fixed pipe of a plurality of groups (17) are located the coplanar with the both ends of the fixed case of second (16) respectively, a plurality of groups first fixed pipe (17) use the fixed case of second (16) axis to be the equidistant setting of annular array as the axis.
9. An exhaust gas purifying apparatus as set forth in claim 8, characterized in that: a first groove (1701) is formed in one end, close to the guide assembly (5), of the first fixing pipe (17), a second groove (1702) is formed in one end, far away from the guide assembly (5), of the first fixing pipe (17), the first groove (1701) and the second groove (1702) are both circular grooves and are communicated with each other, and the diameter of the first groove (1701) is smaller than that of the second groove (1702);
the filter cartridge (8) is movably clamped in the first groove (1701), the outer wall of the filter cartridge (8) is movably attached to the side wall of the first groove (1701), and the joint of the filter cartridge and the side wall of the first groove is sealed;
one end, far away from the second groove (1702), of the second fixing box (16) is fixedly connected with the fixing rod (12), a second clamping groove (1602) is further formed in the end of the second fixing box (16), the second clamping groove (1602) is an annular clamping groove, and the second clamping groove (1602) is the same as the first clamping groove (1002) in size;
a clamping block (14) on the guide component (5) far away from the first base (4) can be movably clamped in the second clamping groove (1602), and the connection part of the clamping block and the second clamping groove is sealed; one end of the second fixing box (16) provided with a second clamping groove (1602) is movably attached to the fixing plate (13), and the joint of the second fixing box and the fixing plate is sealed.
10. An exhaust gas purifying apparatus according to claim 3, characterized in that: the upper cover (9) comprises a first cover plate (20) and a multi-way pipe;
the first cover plate (20) is clamped at one end, far away from the first fixed box (10), of the second fixed box (16), the inner surface of the first cover plate (20) is attached to one end, far away from the first fixed box (10), of the second fixed box (16), and the joint of the first cover plate and the second fixed box is arranged in a sealing mode;
the multi-branch pipe of the multi-branch pipe penetrates through the first cover plate (20), the multi-branch pipe of the multi-branch pipe is communicated with the first fixing pipes (17) of the multiple groups respectively, the solenoid valves (22) are arranged on the multi-branch pipe of the multi-branch pipe, and a main pipe communicated with the multi-branch pipe is communicated with the second connecting pipe (24) in the waste heat recovery mechanism (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011595296.8A CN112683086A (en) | 2020-12-29 | 2020-12-29 | Waste gas waste heat recovery mechanism and purification device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011595296.8A CN112683086A (en) | 2020-12-29 | 2020-12-29 | Waste gas waste heat recovery mechanism and purification device |
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| CN112683086A true CN112683086A (en) | 2021-04-20 |
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| CN202011595296.8A Pending CN112683086A (en) | 2020-12-29 | 2020-12-29 | Waste gas waste heat recovery mechanism and purification device |
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| CN116219670A (en) * | 2023-02-01 | 2023-06-06 | 江苏德进纺织机械有限公司 | Efficient energy-saving tentering setting machine with waste gas and waste heat recycling function and use method thereof |
| CN116219670B (en) * | 2023-02-01 | 2024-05-10 | 浙江立成印染机械科技有限公司 | Efficient energy-saving tentering setting machine with waste gas and waste heat recycling function and use method thereof |
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