CN116099758A - Limestone powder desulfurization absorbent conveying device - Google Patents
Limestone powder desulfurization absorbent conveying device Download PDFInfo
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- CN116099758A CN116099758A CN202310368445.4A CN202310368445A CN116099758A CN 116099758 A CN116099758 A CN 116099758A CN 202310368445 A CN202310368445 A CN 202310368445A CN 116099758 A CN116099758 A CN 116099758A
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- positioning
- filter plate
- plate
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- limestone powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/06—Selective separation of solid materials carried by, or dispersed in, gas currents by impingement against sieves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/508—Sulfur oxides by treating the gases with solids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
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- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention is suitable for the field of absorbent conveying, and provides a limestone powder desulfurization absorbent conveying device, which comprises: the circulating pump, circulating pump one side is provided with the connecting pipe, and connecting pipe one side is connected with the transfer line, still includes: the input pipe is arranged on the transmission pipe and provided with an insertion groove; the filter plate is arranged in the insertion groove, a filter screen is arranged on the filter plate, and a positioning assembly is also arranged in the insertion groove; the drive releasing assembly is arranged on the filter plate; when the filter plate is used, the filter plate is inserted into the insertion groove, the positioning assembly can automatically fix the filter plate, then the circulating pump can transmit through the pipeline, the filter screen can filter impurities, blocking is avoided, when residual impurities on the filter screen are excessive, the driving release assembly can release the fixing of the positioning assembly to the filter plate, the filter plate can be pulled out, the whole device is simple to use, the operation is convenient, the automation degree is high, the requirement of removing the pipeline is avoided, and the safety is high.
Description
Technical Field
The invention belongs to the field of absorbent conveying, and particularly relates to a limestone powder desulfurization absorbent conveying device.
Background
Sulfur in coal is classified into organic sulfur and inorganic sulfur according to its formation form. The organic sulfur is sulfur combined with the organic structure of coal, and the main functional groups of the organic sulfur contained in the coal are mercaptan, sulfide, disulfide, thiophene and the like. Inorganic sulfur, however, is sulfur in the form of inorganic materials, typically in the form of grains, which are entrained in coal, such as pyrite sulfur and sulfate sulfur, with pyrite being the predominant species. Sulfur in coal can be classified into combustible sulfur and nonflammable sulfur according to the behavior during combustion, and in general, organic sulfur, pyrite sulfur and elemental sulfur can be combusted in air, which belongs to combustible sulfur. Sulfur that is not combustible during the combustion of coal remains in the coal ash, such as sulfate sulfur. Typically a significant portion of the sulfur in coal is combustible sulfur.
The pollution of sulfur to the environment is relatively large, the pollution of sulfur oxide and hydrogen sulfide to the atmosphere, and the pollution of sulfate and hydrogen sulfide to water are important points of the current environmental protection work. In the production process of thermal power plants, a large amount of coal is burnt, and the coal often contains a certain amount of sulfur elements, and a large amount of SO is released after the sulfur elements are burnt 2 If not treated, it will cause a great environmental hazard. So the industry currently using coal combustion generally uses desulfurization equipment.
At present, in the desulfurization process, adopt seamless steel pipe and flange joint generally between absorbent jar and the circulating pump, inside the seamless steel pipe of circulating pump entry section and the circulation body remain a large amount of absorbent impurity and alkali lye crystallization easily, if not clear up it, lead to the long-time unusual vibrations of circulating pump easily, finally lead to front end pipeline and pump body connecting pipeline welded junction to take place trouble such as cracking, revealing, increase maintenance work load, but still need to unpack the pipeline when clearing up inside filter screen at present, the operation is too complicated, and dismantle the junction of pipeline repeatedly and make the pipeline become flexible easily.
Disclosure of Invention
The invention aims to provide a limestone powder desulfurization absorbent conveying device, and aims to solve the problems that in the desulfurization process at present, a seamless steel pipe and a flange are generally adopted between an absorbent tank and a circulating pump, a large amount of absorbent impurities and alkali liquor are easy to remain in the seamless steel pipe at the inlet section of the circulating pump and the circulating body, if the seamless steel pipe is not cleaned, the circulating pump is easy to vibrate abnormally for a long time, and finally the front end pipeline and the welded junction of a pump body connecting pipeline generate faults such as cracking and leakage, so that the maintenance workload is increased, but when an internal filter screen is cleaned, the pipeline is required to be detached, the operation is too complex, and the connecting part of the pipeline is easy to loosen by repeatedly detaching the pipeline.
The embodiment of the invention is realized in such a way that the limestone powder desulfurization absorbent conveying device comprises: the circulating pump, circulating pump one side is provided with the connecting pipe, connecting pipe one side is connected with the transmission pipe, be connected through sealing flange between connecting pipe and the transmission pipe, limestone powder desulfurization absorbent conveyor still includes:
the input pipe is arranged on the transmission pipe, and an insertion groove is formed in the input pipe;
the filter plate is arranged in the insertion groove, a filter screen is arranged on the filter plate, a positioning assembly is further arranged in the insertion groove, and the positioning assembly is used for fixing the position of the filter plate in the insertion groove;
the drive release assembly is arranged on the filter plate and is used for releasing the fixation of the positioning assembly to the filter plate;
the filter plate is characterized in that a pulling rod is further arranged on the filter plate in a sliding mode, a fixing column is connected to one side of the filter plate in a sliding mode, a traction block is arranged in the fixing column in a sliding mode, and the traction block is connected with the drive releasing assembly.
As a still further aspect of the present invention, the positioning assembly includes:
the positioning grooves are formed in the inner wall of the input pipe, and first grooves are formed in the side walls of the two sides of each positioning groove;
the guide rod is arranged in the first groove, and a positioning block is arranged on the guide rod in a sliding manner;
the spring is sleeved on the guide rod and matched with the positioning block, and the length of natural compression of the spring is not greater than that of the guide rod;
the first locating plate and the second locating plate are respectively arranged at two ends of the filter plate, and the locating block is matched with the first locating plate.
As a further scheme of the invention, the surface of the positioning block facing to the opening side of the insertion groove is an inclined surface, and the inclined surface is matched with the first positioning plate.
As a further aspect of the present invention, the width of the first positioning plate is smaller than the width of the second positioning plate, and the width of the opening of the insertion slot is larger than the width of the first positioning plate and smaller than the width of the second positioning plate.
As a further aspect of the present invention, when the first positioning plate contacts with the inner wall of the bottom of the positioning groove, the second positioning plate contacts with the outer wall of the opening of the insertion groove.
As a still further aspect of the present invention, the drive canceling assembly includes:
the first gears and the second gears are respectively and rotatably connected inside the input tube, a first transmission belt is sleeved between the first gears and the second gears, and the second gears are meshed with each other;
the toothed plate is arranged on one side of the positioning block and is matched with the first gear;
and the traction rotating assembly is arranged inside the filter plate and is used for controlling one of the second gears to rotate.
As a still further aspect of the present invention, the traction rotating assembly includes:
the sliding groove is formed in the filter plate, a sliding frame is arranged in the sliding groove in a sliding mode, the pulling rod and the fixing column are fixed on the sliding frame, one side, close to the pulling rod, of the sliding frame is also connected with a first shaft rod in a rotating mode through a rotary spring, a traction rope is wound on the first shaft rod, and one end of the traction rope is connected to the traction block;
the driving gear is rotatably arranged on the sliding frame, a second shaft rod is further connected to one side, far away from the pulling rod, of the sliding frame, and a second transmission belt is arranged between the first shaft rod and the second shaft rod and between the second shaft rod and the driving gear.
The limestone powder desulfurization absorbent conveying device provided by the embodiment of the invention has the following beneficial effects:
when this limestone powder desulfurization absorbent conveyor uses, insert the filter plate earlier in the insertion groove, then insert back locating component and can fix the filter plate voluntarily, can pass through the pipeline through the circulating pump afterwards, and the filter screen can filter impurity, avoid blockking up, when remaining impurity is too much on the filter screen, can remove locating component through the drive and to be fixed to the filter plate, can take out the filter plate this moment, the device is whole to use simple operation, degree of automation is high, the demand of demolishing the pipeline has been avoided, the security is high.
Drawings
FIG. 1 is a schematic structural view of a limestone powder desulfurization absorbent conveying device according to an embodiment of the present invention;
FIG. 2 is a front view of a filter plate in a limestone powder desulfurization absorbent delivery device provided by an embodiment of the present invention;
FIG. 3 is a block diagram of a filter plate in a limestone powder desulfurization absorbent delivery device according to an embodiment of the present invention;
FIG. 4 is an enlarged view of FIG. 1 at A;
FIG. 5 is an enlarged view at B in FIG. 2;
fig. 6 is an enlarged view at C in fig. 2.
In the accompanying drawings: 1. a circulation pump; 2. a connecting pipe; 3. a transmission tube; 4. an input tube; 5. an insertion groove; 6. a filter plate; 7. a filter screen; 8. a positioning assembly; 81. a positioning groove; 82. a first slot; 83. a guide rod; 84. a positioning block; 85. a spring; 86. a first positioning plate; 87. a second positioning plate; 9. a drive release assembly; 91. a first gear; 92. a second gear; 93. a first conveyor belt; 94. a toothed plate; 95. sliding slotting; 96. a sliding frame; 97. a first shaft; 98. a traction rope; 99. a drive gear; 910. a second shaft; 911. a second conveyor belt; 10. pulling the rod; 11. fixing the column; 12. and (5) a traction block.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1 to 6, in the embodiment of the present invention, a limestone powder desulfurization absorbent delivery device includes: the circulating pump 1, circulating pump 1 one side is provided with connecting pipe 2, connecting pipe 2 one side is connected with transmission pipe 3, be connected through sealing flange between connecting pipe 2 and the transmission pipe 3, limestone powder desulfurization absorbent conveyor still includes:
the input pipe 4 is arranged on the transmission pipe 3, and an insertion groove 5 is formed in the input pipe 4;
the filter plate 6 is arranged in the insertion groove 5, a filter screen 7 is arranged on the filter plate 6, a positioning assembly 8 is further arranged in the insertion groove 5, and the positioning assembly 8 is used for fixing the position of the filter plate 6 in the insertion groove 5;
a drive releasing assembly 9, which is arranged on the filter plate 6, wherein the drive releasing assembly 9 is used for releasing the fixation of the positioning assembly 8 to the filter plate 6;
the filter plate 6 is further provided with a pulling rod 10 in a sliding manner, one side of the filter plate 6 is connected with a fixing column 11 in a sliding manner, a traction block 12 is arranged in the fixing column 11 in a sliding manner, and the traction block 12 is connected with the drive releasing assembly 9.
When the absorbent is used, harmful substances in the current environment can be absorbed, the problem of environmental pollution caused by direct emission of smoke is prevented, when the circulating pump 1 is started, the absorbed absorbent is extracted, the absorbent enters the circulating pump 1 after passing through the input pipe 4, the transmission pipe 3 and the connecting pipe 2 in sequence, is discharged to a subsequent process through the output end of the circulating pump 1, and when the absorbent enters the input pipe 4, the absorbent is subjected to primary filtration through the filter screen 7, and granular impurities in the absorbent are filtered out, so that the subsequent treatment work is facilitated.
When this limestone powder desulfurization absorbent conveyor uses, insert filter plate 6 earlier in inserting groove 5, then insert back locating component 8 and can fix filter plate 6 voluntarily, can pass through the pipeline later through circulating pump 1 and transmit, and filter screen 7 can filter impurity, avoid blockking up, when remaining impurity is too much on filter screen 7, can remove locating component 8 through the drive and to be fixed to filter plate 6, can take filter plate 6 out this moment, the device is whole to use simple operation, degree of automation is high, the demand of demolishing the pipeline has been avoided, the security is high.
As shown in fig. 1 to 6, in the embodiment of the present invention, the positioning assembly 8 includes:
the positioning groove 81 is formed in the inner wall of the input pipe 4, and first grooves 82 are formed in the side walls of the two sides of the positioning groove 81;
the guide rod 83 is arranged in the first slot 82, and a positioning block 84 is arranged on the guide rod 83 in a sliding manner;
the spring 85 is sleeved on the guide rod 83, the spring 85 is matched with the positioning block 84, and the length of natural compression of the spring 85 is not greater than the length of the guide rod 83;
the first positioning plate 86 and the second positioning plate 87 are respectively disposed at two ends of the filter plate 6, and the positioning block 84 is mutually matched with the first positioning plate 86.
When the filter plate 6 is inserted into the insertion groove 5, the first positioning plate 86 continuously descends until the first positioning plate 86 contacts with the inclined surface of the positioning block 84, at this time, the first positioning plate 86 pushes the positioning block 84 to two sides through the inclined surface, so that the positioning block 84 is retracted into the first slot 82, the spring 85 is compressed until the first positioning plate 86 moves to the bottommost part of the positioning slot 81, at this time, under the pushing action of the spring 85, the filter plate 6 is reset and placed above the first positioning plate 86, and the first positioning plate 86 is extruded and fixed, so that the filter plate 6 is fixed.
In the embodiment of the present invention, the surface of the positioning block 84 facing the opening of the insertion slot 5 is an inclined surface, and the inclined surface is matched with the first positioning plate 86.
In the embodiment of the present invention, the width of the first positioning plate 86 is smaller than the width of the second positioning plate 87, and the width of the opening of the insertion slot 5 is larger than the width of the first positioning plate 86 and smaller than the width of the second positioning plate 87.
In the embodiment of the present invention, when the first positioning plate 86 contacts with the inner wall of the bottom of the positioning slot 81, the second positioning plate 87 contacts with the outer wall of the opening of the insertion slot 5.
As shown in fig. 1 to 6, in the embodiment of the present invention, the drive canceling assembly 9 includes:
a group of first gears 91 and a group of second gears 92 are rotatably connected inside the input tube 4, a first transmission belt 93 is sleeved between the first gears 91 and the second gears 92 which are close to each other, and a group of second gears 92 are meshed with each other;
a toothed plate 94 mounted on one side of the positioning block 84, the toothed plate 94 being engaged with the first gear 91;
and a traction rotation assembly is arranged inside the filter plate 6 and is used for controlling one of the second gears 92 to rotate.
As shown in fig. 1 to 6, in an embodiment of the present invention, the traction rotating assembly includes:
the sliding groove 95 is formed in the filter plate 6, a sliding frame 96 is slidably arranged in the sliding groove 95, the pulling rod 10 and the fixed column 11 are both fixed on the sliding frame 96, one side, close to the pulling rod, of the sliding frame 96 is also rotationally connected with a first shaft rod 97 through a rotary spring, a traction rope 98 is wound on the first shaft rod 97, and one end of the traction rope 98 is connected to the traction block 12;
the driving gear 99 is rotatably disposed on the sliding frame 96, a second shaft 910 is further connected to one side of the sliding frame 96 away from the pulling rod, and a second transmission belt 911 is disposed between the first shaft 97 and the second shaft 910, and between the second shaft 910 and the driving gear 99.
When the filter plate 6 is required to be fixed, the pulling rod 10 is pushed downwards firstly to enable the sliding frame 96 to move downwards, the driving gear 99 is meshed with one of the second gears 92, the pulling block 12 is pulled upwards, the pulling block 12 pulls the first shaft rod 97 to rotate through the pulling rope 98, the first shaft rod 97 drives the driving gear 99 to rotate through the second transmission belt 911 and the second shaft rod 910, at the moment, the second gear 92 is driven to rotate by the rotation of the driving gear 99, the first gear 91 is driven to rotate through the first transmission belt 93, the first gear 91 can retract the positioning block 84 into the first slot 82 through the toothed plate 94 when rotating, the filter plate 6 can be pulled out at the moment, the filter plate is convenient to use, the operation is simple, the pipelines are not required to be disassembled, and the safety is high.
To sum up, when this limestone powder desulfurization absorbent conveyor uses, insert filter plate 6 earlier in inserting groove 5, then insert back locating component 8 and can fix filter plate 6 voluntarily, can pass through the pipeline through circulating pump 1 afterwards, and filter screen 7 can filter impurity, avoid blockking up, when remaining impurity is too much on filter screen 7, can remove locating component 8 through the drive and to be fixed to filter plate 6, can take filter plate 6 out this moment, the device wholly uses simple operation, degree of automation is high, the demand of demolishing the pipeline has been avoided, the security is high.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. Limestone powder desulfurization absorbent conveyor includes: circulation pump (1), circulation pump (1) one side is provided with connecting pipe (2), connecting pipe (2) one side is connected with transmission pipe (3), be connected through sealing flange between connecting pipe (2) and transmission pipe (3), its characterized in that, limestone powder desulfurization absorbent conveyor still includes:
the input pipe (4) is arranged on the transmission pipe (3), and an insertion groove (5) is formed in the input pipe (4);
the filter plate (6) is arranged inside the insertion groove (5), a filter screen (7) is arranged on the filter plate (6), a positioning assembly (8) is further arranged in the insertion groove (5), and the positioning assembly (8) is used for fixing the position of the filter plate (6) in the insertion groove (5);
a drive release assembly (9) arranged on the filter plate (6), wherein the drive release assembly (9) is used for releasing the fixation of the positioning assembly (8) to the filter plate (6);
the novel filter plate comprises a filter plate (6), and is characterized in that a pulling rod (10) is further arranged on the filter plate (6) in a sliding mode, a fixing column (11) is connected to one side of the filter plate (6) in a sliding mode, a traction block (12) is arranged in the fixing column (11) in a sliding mode, and the traction block (12) is connected with the drive releasing assembly (9).
2. Limestone powder desulfurization absorbent delivery device according to claim 1, characterized in that the positioning assembly (8) comprises:
the positioning grooves (81) are formed in the inner wall of the input pipe (4), and first grooves (82) are formed in the side walls of the two sides of the positioning grooves (81);
the guide rod (83) is arranged in the first slot (82), and a positioning block (84) is arranged on the guide rod (83) in a sliding manner;
the spring (85) is sleeved on the guide rod (83), the spring (85) is matched with the positioning block (84), and the length of natural compression of the spring (85) is not greater than the length of the guide rod (83);
the first positioning plate (86) and the second positioning plate (87) are respectively arranged at two ends of the filter plate (6), and the positioning block (84) is mutually matched with the first positioning plate (86).
3. The limestone powder desulfurization absorbent conveying apparatus according to claim 2, wherein the surface of the positioning block (84) facing the opening side of the insertion groove (5) is an inclined surface, and the inclined surface is matched with the first positioning plate (86).
4. The limestone powder desulfurization absorbent delivery apparatus according to claim 2, wherein the first positioning plate (86) has a width smaller than that of the second positioning plate (87), and the insertion slot (5) has an opening having a width larger than that of the first positioning plate (86) and smaller than that of the second positioning plate (87).
5. The limestone powder desulfurization absorbent delivery apparatus according to claim 2, wherein the second positioning plate (87) is in contact with the outer wall of the opening of the insertion groove (5) when the first positioning plate (86) is in contact with the inner wall of the bottom of the positioning groove (81).
6. Limestone powder desulfurization absorbent delivery device according to claim 2, characterized in that said actuation release assembly (9) comprises:
a group of first gears (91) and a group of second gears (92) are rotatably connected inside the input pipe (4), a first transmission belt (93) is sleeved between the first gears (91) and the second gears (92) which are close to each other, and the second gears (92) are meshed with each other;
a toothed plate (94) mounted on one side of the positioning block (84), the toothed plate (94) being mutually matched with the first gear (91);
and the traction rotating assembly is arranged inside the filter plate (6) and is used for controlling one of the second gears (92) to rotate.
7. The limestone powder desulfurization sorbent delivery device of claim 6, wherein the traction rotating assembly comprises:
the sliding groove (95) is formed in the filter plate (6), a sliding frame (96) is arranged in the sliding groove (95) in a sliding mode, the pulling rod (10) and the fixing column (11) are fixed on the sliding frame (96), one side, close to the pulling rod (10), of the sliding frame (96) is further connected with a first shaft rod (97) through a rotary spring in a rotating mode, a pulling rope (98) is wound on the first shaft rod (97), and one end of the pulling rope (98) is connected to the pulling block (12);
the driving gear (99) is rotatably arranged on the sliding frame (96), one side, far away from the pulling rod (10), of the sliding frame (96) is further connected with a second shaft rod (910), and a second transmission belt (911) is arranged between the first shaft rod (97) and the second shaft rod (910) and between the second shaft rod (910) and the driving gear (99).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310368445.4A CN116099758B (en) | 2023-04-10 | 2023-04-10 | Limestone powder desulfurization absorbent conveying device |
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| CN202310368445.4A CN116099758B (en) | 2023-04-10 | 2023-04-10 | Limestone powder desulfurization absorbent conveying device |
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| CN116099758B CN116099758B (en) | 2023-06-16 |
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| CN114471053A (en) * | 2022-01-10 | 2022-05-13 | 亿利洁能科技（枣庄）有限公司 | Coal-fired flue gas innocent treatment device |
| CN114716025A (en) * | 2022-03-25 | 2022-07-08 | 中国建筑土木建设有限公司 | Water storage and purification integrated device for sponge urban garden engineering |
| CN115069042A (en) * | 2022-07-21 | 2022-09-20 | 江西省优易威智能制造有限公司 | Atomizing device of medical molecular sieve oxygen generation equipment |
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