CN209828497U - Pulse-jet bag-type dust collector capable of stably and ultralow discharging - Google Patents
Pulse-jet bag-type dust collector capable of stably and ultralow discharging Download PDFInfo
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- CN209828497U CN209828497U CN201920376050.8U CN201920376050U CN209828497U CN 209828497 U CN209828497 U CN 209828497U CN 201920376050 U CN201920376050 U CN 201920376050U CN 209828497 U CN209828497 U CN 209828497U
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Abstract
The utility model relates to a pulse blowing bag type dust collector capable of stabilizing ultra-low emission, which comprises a hoisting device and a plurality of rows of pulse blowing bag type dust collectors; the pulse blowing bag type dust collector comprises a plurality of dust chambers; the dust chamber comprises an upper box body, a middle box body and an ash bucket; a movable cloth bag line-by-line injection device is arranged above the upper box body; a plurality of cluster type modular filter bag components are arranged in the middle box body; a plurality of cluster type modular filter bag components are spliced and installed at a transfer storage position; the cluster type modular filter bag assembly comprises a pattern plate; on the flower plate with N1×N2Arranged in an array for suspensionA through hole of the filter bag; an ascending airflow uniform distribution channel is arranged between the filter bag component and the filter bag component; an air outlet duct and an air inlet duct are arranged among the dust collectors in the rows; the air inlet duct is connected with the dust chamber through an air inlet branch pipe; an air inlet valve is arranged on the air inlet branch pipe; an air inlet balance guide plate is arranged in front of the air inlet; the top of the upper box body is provided with a descending off-line valve.
Description
Technical Field
The utility model relates to an environmental protection equipment technical field, in particular to pulse jetting bag collector that can stabilize ultralow emission.
Background
The pulse bag-type dust collector is a bag-type dust collector for removing dust in a pulse back blowing mode. The pulse blowing bag type dust collector adopts a technology of blowing and cleaning dust by a large-flow pulse valve and a filter bag one by one, and compared with other domestic dust collectors, the pulse blowing bag type dust collector has the characteristics of large dust cleaning capacity and high dust cleaning efficiency. The dust removal effect of the flue gas of the boiler is very obvious. Has very important significance for protecting environment, saving energy, reducing emission and cleaning production.
However, the structure of the pulse blowing bag type dust collector has the following defects:
1. the pulse blowing device of the pulse blowing bag type dust collector adopts a mode of arranging a plurality of rows of blowing pipes, namely a fixed blowing pipe is arranged above the bag opening of each row of bags in each chamber of the dust collector. The fixed blowing pipe arranged above the bag opening of each distribution bag can block and interfere the upper box body of the dust remover, namely the air inlet chamber, smoothly.
2. The sectional area of the air inlet of each chamber of the pulse blowing bag type dust collector is designed to be too small, so that the air flow distribution is uneven, the resistance of the dust collector is too large, and large particles in the smoke cannot be fully and effectively settled and separated.
3. The top cover plate of the upper box body is opened and the cloth bag is replaced manually, so that the labor intensity of operators is high, and certain potential safety hazards also exist in high-altitude operation. In addition, in order to facilitate manual opening and carrying of the top cover plate of the upper box body, the top cover plate adopts a small cover plate, and the problem of high air leakage rate of the dust remover is easily caused.
4. The off-line valves used by the existing multi-chamber pulse-jet bag-type dust collector cannot effectively automatically adjust the opening degree of the valves, and the pressure difference of each chamber of the dust collector cannot realize the automatic balance adjustment function, so that the resistance of each chamber of the multi-chamber pulse-jet bag-type dust collector is unbalanced, the full play of dust removal efficiency of each chamber of the pulse-jet bag-type dust collector cannot be ensured, and the ultralow emission requirement cannot be stably and reliably met.
5. The bag mouth of the filter bag and the card are fixed and sealed, and the sealing gap between the bag mouth of the filter bag and the card is enlarged due to the deformation of the bag mouth of the filter bag or the swinging of the filter bag, so that the sealing is not tight, the discharge of the dust remover exceeds the standard, and the ultralow discharge requirement of national regulations cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a pulse jetting bag type dust collector that can stabilize ultralow emission, which is not enough for the prior art.
The utility model discloses the technical scheme who adopts as follows:
a pulse blowing bag type dust collector capable of stabilizing ultralow emission comprises a plurality of single-beam suspension crane rails on the top and a plurality of rows of pulse blowing bag type dust collectors taking a chamber as a unit; a crane is arranged in the single-beam suspension crane track; the pulse blowing bag type dust collector comprises a plurality of dust chambers; the dust removal chamber sequentially comprises an upper box body, a middle box body and an ash bucket from top to bottom; a movable cloth bag line-by-line injection device is arranged above the upper box body; one side of the middle box body is provided with an air inlet, and the other side of the middle box body is provided with an air outlet; a plurality of cluster type modular filter bag components are arranged in the middle box body; a plurality of cluster type modular filter bag components are spliced and installed in a rectangular station at a transfer storage position; the cluster type modular filter bag assembly comprises a pattern plate; on the flower plate with N1×N2Through holes for hanging filter bags are arranged in an array form; an ascending airflow uniform distribution channel is arranged between the cluster type modular filter bag component and the cluster type modular filter bag component;
an air outlet duct and an air inlet duct are arranged between the multiple rows of pulse blowing cloth bag type dust collectors; the air inlet duct is connected with the dust chamber through an air inlet branch pipe; an air inlet valve is arranged on the air inlet branch pipe; an air inlet balance guide plate is arranged in front of the air inlet; a large cover plate at the top of the upper box body is provided with a descending off-line valve which can automatically adjust the opening degree.
The method is further characterized in that: the movable cloth bag line-by-line blowing device comprises a translation blowing pipe, a gas storage bag and a movable walking device; the translation blowing pipe is communicated with the gas storage bag through the gas supply pipe; the pulse blowing valve is arranged on the gas storage bag; the translational injection pipe is provided with a nozzle matched with the position of the filter bag opening; the translational injection pipe is connected with the mobile walking device, and the mobile walking device drives the translational injection pipe to do reciprocating horizontal movement in the plane of the cluster type modular filter bag assembly; the mobile walking device comprises a walking frame; the walking frame is arranged on walking rails arranged along two sides of the dust chamber; a power tank chain which is curled or unfolded along with the walking track is laid on the walking track; the power tank chain comprises an air supply pipe, a power supply cable and a cable for controlling the pulse blowing valve.
The method is further characterized in that: the drop off line valve includes a valve plate; the upper opening of the air outlet duct is a valve port; the valve plate is arranged in the air outlet duct; the upper part of the valve plate is connected with a valve plate adjusting shaft lever; the valve plate adjusting shaft lever is arranged in the valve plate main lifting shaft lever; the valve plate main lifting shaft rod penetrates through a driving device for driving the valve plate main lifting shaft rod to lift or descend.
The method is further characterized in that: and a rainproof ceiling is arranged above the track of the single-beam suspension crane for outdoor operation.
The method is further characterized in that: the height from the air inlet to the bottom of the filter bag is H, and H is more than or equal to 1500mm and less than or equal to 1800 mm.
The method is further characterized in that: and a dust concentration detection device is arranged at an outlet of the dust removal chamber.
The method is further characterized in that: the pulse blowing bag type dust collector is provided with an inlet and outlet differential pressure detection device.
The utility model has the advantages as follows:
1. a movable cloth bag line-by-line pulse blowing device is adopted.
And blowing the pulse blowing cloth bag type dust collector of each row line by line through a movable cloth bag line-by-line pulse blowing device. After the blowing, this portable sack is pulse jetting device line by line and is removed to the outside, opens the upper portion of all sack mouths of last box 4, and the air current that is favorable to going up in the box flows smoothly, hinders and decreases the minimum.
2. A reasonable and effective chambered air inlet structure is adopted.
(1) The dust remover sub-chamber adopts the air inlet valve and the air inlet branch pipe with large enough sectional area, so that the flow velocity s of air flow passing through the air inlet valve and the air inlet branch pipe is ensured to be less than or equal to 5-6 m/s, the flow field of the air flow entering the dust removing filter chamber of the dust remover sub-chamber is ensured to be smooth, and the resistance of the dust remover is effectively reduced.
(2) The air inlet balance guide plate is arranged above the air inlet of the air flow entering the ash bucket and leading to the cloth bag, so that the air flow is ensured to rise uniformly, large particles contained in the air flow are settled by impact, the washing of the dust particles to the cloth bag is reduced, and the service life of the filter bag is prolonged.
(3) A distance with enough height is required to be arranged between the air inlet and the bottom of the cloth bag. Specifically, the height from the air inlet to the bottom of the filter bag is H, H is more than or equal to 1500mm and less than or equal to 1800mm, large particles contained in the air flow are prevented from scouring the bottom of the filter bag, and meanwhile, conditions are created for uniformly distributing and rising the air flow.
3. A plurality of clustered modular filter bag assemblies are employed which can meet ultra low emissions requirements.
(1) Adopt bundling modularization filter bag subassembly, can effectively realize ultralow emission, improve the change operation condition of sack, improve the sack and change efficiency, also can effectively reduce secondary pollution degree simultaneously.
(2) The uniform ascending airflow distribution channel additionally arranged between the cluster type modularized filter bag assembly and the cluster type modularized filter bag assembly reduces the ascending airflow speed on one hand, and can enable ascending dusty airflow to uniformly permeate into each cloth bag of each cluster type modularized filter bag assembly, so that the chamber resistance is effectively reduced, and the dust removal and filtration efficiency is improved.
4. And a hoisting device is arranged at the top of the dust remover.
The hoisting device is a crane arranged in a single-beam suspension crane track. The lifting lug is hooked by the crane, the working strength of equipment maintenance and cloth bag replacement is reduced, meanwhile, conditions are created for designing the top large cover plate into a large whole cover plate, and the incidence rate of air leakage of the top large cover plate of the dust collector is effectively reduced. The hoisting device is adopted to facilitate the installation and replacement of a plurality of cluster type modularized filter bag assemblies.
5. The end part of each row of the dust collector is provided with a transfer storage part for transferring the cluster type modular filter bag assembly, so that the secondary pollution caused by the replacement of the cloth bag is effectively avoided. The transportation storage place is a long shell device which can be used for loading a cluster type modularized filter bag component, is convenient to transport and can prevent secondary dust raising.
6. A drop-type off-line valve capable of automatically adjusting the opening degree is adopted.
The off-line valve of the pulse blowing bag-type dust collector is additionally provided with a driving device capable of adjusting the opening degree of the valve, so that the off-line valve has the functions of quick closing and slow opening on the basis of realizing the opening and closing functions, and meanwhile, the opening degree of the off-line valve can be adjusted in an opening state. The valve plate opening mode of the starting offline valve is changed from a traditional lifting opening mode to a descending opening mode.
The utility model discloses mainly carry out configuration optimization to pulse jetting bag collector, effectively reduce the resistance of dust remover, improve the filtration efficiency of dust remover fully through reducing the dust remover resistance.
Drawings
Fig. 1 is a schematic view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the present invention.
Fig. 4 is a front view of the mobile cloth bag line-by-line blowing device in fig. 2.
Fig. 5 is a side view of the mobile cloth bag line-by-line blowing device in fig. 2.
Fig. 6 is a top view of the mobile cloth bag line-by-line blowing device in fig. 2.
FIG. 7 is an enlarged view of one of the clustered modular filter bag assemblies of FIG. 1.
FIG. 8 is a side view of one of the clustered modular filter bag assemblies of FIG. 1.
Fig. 9 is a schematic view of the drop off-line valve of fig. 2.
In the figure: 1. an ash hopper; 2. a middle box body; 3. an air inlet; 4. an upper box body; 5. a single-beam suspension crane track; 6. a rain-proof ceiling; 7. a crane; 8. a dust concentration detection device; 9. a drop off-line valve; 10. a top large cover plate; 11. a movable cloth bag line-by-line injection device; 12. a clustered modular filter bag assembly; 15. an air intake balance guide plate; 16. uniformly distributing the ascending airflow; 17. an air inlet valve; 18. an air inlet branch pipe; 19. an air outlet duct; 20. an air inlet duct; 21. an inlet-outlet differential pressure detection device; 22. a transfer and storage place; 23. translating the blowing pipe; 24. a gas storage bag; 25. a powered tank chain; 26. a pulse blowing valve; 27. a valve plate; 28. a valve port; 29. a valve plate adjusting shaft lever; 30. a valve plate main lifting shaft lever; 31. a drive device; 32. a traveling frame; 33. a traveling rail; 34. and (7) lifting lugs.
Detailed Description
The following describes a specific embodiment of the present embodiment with reference to the drawings.
Fig. 1 is a schematic view of the present invention. As shown in fig. 1, a pulse-blowing baghouse capable of stabilizing ultra-low discharge includes a plurality of single-beam overhead crane rails 5 and a plurality of rows of pulse-blowing baghouses in units of cells. In this embodiment, two rows of pulse-jet baghouse collectors in units of chambers are included. A crane 7 is arranged in the single-beam suspension crane track 5. A rainproof ceiling 6 is arranged above the track 5 of the single-beam suspension crane for the outdoor operation. The pulse blowing bag type dust collector comprises a plurality of dust removing chambers. The dust removal chamber comprises an upper box body 4, a middle box body 2 and an ash bucket 1 from top to bottom in sequence. The pulse blowing bag type dust collector is provided with an inlet and outlet differential pressure detection device 21. The inlet and outlet differential pressure detection device 21 is provided with two pipelines on the upper box 4, one pipeline is connected with the clean side of the pattern plate, the other pipeline is connected with the dust-containing side of the pattern plate, and no blockage in the pipeline is ensured, so that the upper and lower differential pressure of the pattern plate, namely the differential pressure inside and outside the filter bag, is correctly reflected.
Fig. 2 is a side view of the present invention. Referring to fig. 1 and 2, a movable cloth bag line-by-line blowing device 11 is arranged above the upper box body 4. An air inlet 3 is arranged on one side of the middle box body 2, and an air outlet 14 is arranged on the other side of the middle box body 2. The height from the air inlet 3 to the bottom of the filter bag is H, and H is more than or equal to 1500mm and less than or equal to 1800 mm. And a dust concentration detection device 8 is arranged at the outlet of the dust removal chamber. Preferably, dust concentration detection device 8 is the laser dust meter, need not the calibration and satisfy and install the work in the exit of clean room promptly, and dust concentration detection device 8's sensor probe is installed in the exit of dust remover flue gas pipeline. When dust particles pass near the probe, a weak charge signal is sensed by the probe and transmitted to the control unit through a special coaxial cable.
Fig. 4 is a front view of the mobile cloth bag line-by-line blowing device in fig. 2, fig. 5 is a side view of the mobile cloth bag line-by-line blowing device in fig. 2, and fig. 6 is a top view of the mobile cloth bag line-by-line blowing device in fig. 2. With reference to fig. 4, 5 and 6, the mobile bag line-by-line blowing device 11 includes a translation blowing tube 23, a gas storage bag 24 and a mobile walking device. The translational blowing pipe 23 is communicated with the air storage bag 24 through an air supply pipe. The air storage bag 24 is provided with a pulse blowing valve 26. The translation injection pipe 23 is provided with a nozzle matched with the position of the filter bag opening. The translational injection pipe 23 is connected with a mobile walking device, and the mobile walking device drives the translational injection pipe 23 to make reciprocating horizontal movement in the plane of the cluster type modular filter bag assembly 12. The mobile running gear includes a running chassis 32. The traveling frames 32 are installed on traveling rails 33 provided along both sides of the clean room. The power tank chain 25 which is curled or unfolded along with the walking track 33 is laid on the walking track 33. The power tank chain 25 is composed of a plurality of unit links, each unit link is composed of a left chain plate, a right chain plate, an upper cover plate and a lower cover plate, and each section of the drag chain can be opened. The power tank chain 25 includes a gas supply pipe, a power supply cable, and a cable for controlling the pulse blowing valve 26. The air supply pipe, the power supply cable and the cables for controlling the pulse blowing valve 26 can be put into the drag chain after the upper cover plate is opened.
Fig. 3 is a top view of the present invention, fig. 7 is an enlarged view of a clustered modular filter bag module shown in fig. 1, and fig. 8 is a side view of a clustered modular filter bag module shown in fig. 1. Referring to fig. 3, 7 and 8, a plurality of clustered modular filter bag assemblies 12 are installed in the middle case 2. A plurality of clustered modular filter bag assemblies 12 are mounted in a rectangular station at a transfer store 22. The clustered modular filter bag assembly 12 comprises a card. On the flower plate with N1×N2Through holes for hanging the filter bags are formed in the array mode. The card is provided with lifting lugs 34 for lifting the clustered modular filter bag assemblies 12. An updraft uniform distribution channel 16 is arranged between the clustered modular filter bag assemblies 12 and the clustered modular filter bag assemblies 12.
As shown in fig. 2, an air outlet duct 19 and an air inlet duct 20 are provided between the rows of pulse-jet bag-type dust collectors. The air inlet duct 20 is connected to the dust chamber through the air inlet branch pipe 18. An air inlet valve 17 is arranged on the air inlet branch pipe 18. An air inlet balance guide plate 15 is arranged in front of the air inlet 3. The big top cover plate 10 of the upper box body 4 is provided with a descending off-line valve 9 which can automatically adjust the opening degree.
Fig. 9 is a schematic view of the drop off-line valve of fig. 2. As shown in fig. 6, the descent-type offline valve 9 includes a valve plate 27. The valve plate 27 has a conical structure. The upper opening of the air outlet duct 19 is a valve port 28. The valve plate 27 is arranged in the air outlet duct 19. The upper portion of the valve plate 27 is connected to a valve plate adjustment shaft 29. The valve plate adjustment shaft 29 is mounted within a valve plate main lift shaft 30. The valve plate main lift shaft 30 passes through a drive device 31 for driving the valve plate main lift shaft to lift or lower. The driving device 31 is a cylinder or an oil cylinder. According to the data of the inlet and outlet differential pressure detection device 21 of each chamber and the data of the inlet and outlet differential pressure detection device 21 of the dust remover, the opening degree of the offline valve of each chamber is adjusted in real time according to the process requirements through the control program of the PLC control system of the pulse blowing bag-type dust remover, so that the pressure balance of each chamber of the dust remover can be adjusted, the resistance of the dust remover is effectively reduced, and the filtering efficiency of the dust remover is improved.
The utility model discloses an installation principle as follows:
1. a movable cloth bag line-by-line pulse blowing device is adopted.
A movable cloth bag line-by-line pulse injection device is arranged in the upper box body 4. The movable cloth bag line-by-line pulse blowing device can horizontally reciprocate on the walking tracks 33 on the two sides of the dust removal chamber and blow each line of pulse blowing cloth bag type dust remover line by line. The mobile cloth bag line-by-line pulse blowing device adopts a power tank chain 25 which is curled or unfolded together with the mobile cloth bag line-by-line pulse blowing device. An air supply pipe for supplying power to the air storage bag 24, a cable for supplying power to the mobile walking device, a cable for controlling the pulse blowing valve 26 and the like are arranged in the power tank chain 25.
And blowing the pulse blowing cloth bag type dust collector of each row line by line through a movable cloth bag line-by-line pulse blowing device. After the blowing, this portable sack is pulse jetting device line by line and is removed to the outside, opens the upper portion of all sack mouths of last box 4, and the air current that is favorable to going up in the box 4 flows smoothly, hinders and decreases the minimum.
2. A reasonable and effective chambered air inlet structure is adopted.
(1) The dust remover is adopted to divide the chamber into the air inlet valve 17 and the air inlet branch pipe 18 with enough sectional areas, so that the flow speed s of air flow passing through the air inlet valve 17 and the air inlet branch pipe 18 is ensured to be less than or equal to 5-6 m/s, the air flow field entering the dust removing filter chamber of the dust remover chamber is ensured to be smooth, and the resistance of the dust remover is effectively reduced.
(2) An air inlet balance guide plate 15 is arranged above an air inlet 3 of the air flow entering the ash bucket 1 and leading to the cloth bag, so that the air flow is ensured to rise uniformly, large particles contained in the air flow are settled by impact, the washing of the cloth bag by dust particles is reduced, and the service life of the filter bag is prolonged.
(3) A distance with enough height is arranged between the air inlet 3 and the bottom of the cloth bag. Specifically, the height from the air inlet 3 to the bottom of the filter bag is H, H is more than or equal to 1500mm and less than or equal to 1800mm, large particles contained in the air flow are prevented from scouring the bottom of the filter bag, and meanwhile, conditions are created for uniformly distributing and rising the air flow.
3. A plurality of clustered modular filter bag assemblies 12 are employed that can meet ultra low emissions requirements.
(1) By adopting the cluster type modularized filter bag component 12, the ultralow emission can be effectively realized, the replacement operation condition of the cloth bag is improved, the replacement efficiency of the cloth bag is improved, and meanwhile, the secondary pollution degree can also be effectively reduced.
(2) The uniformly distributed ascending airflow channel 16 additionally arranged between the cluster type modular filter bag assembly 12 and the cluster type modular filter bag assembly 12 reduces the ascending airflow speed on one hand, and can enable ascending dusty airflow to uniformly permeate into each cloth bag of each cluster type modular filter bag assembly 12 on the other hand, so that the chamber resistance is effectively reduced, and the dust removal and filtration efficiency is improved.
4. And a hoisting device is arranged at the top of the dust remover.
The hoisting device is a crane 7 installed in the single-beam suspension crane track 5. The lifting lugs 34 are hooked by the crane 7, so that the working strength of equipment maintenance and cloth bag replacement is reduced, meanwhile, conditions are created for designing the top large cover plate 10 into a large-sized whole cover plate, and the occurrence rate of the air leakage problem of the top large cover plate 10 of the dust collector is effectively reduced. The use of a lifting device facilitates the installation and replacement of a plurality of clustered modular filter bag assemblies 12.
5. A transfer storage part 22 for transferring the cluster type modular filter bag assembly 12 is arranged at the end part of each row of the dust remover, so that secondary pollution caused by replacement of the cloth bag is effectively avoided. The transfer station 22 is a long housing device that can house a clustered modular filter bag module 12 for ease of transfer and to prevent secondary dust emissions.
6. A drop-off line valve 9 is used which automatically adjusts the degree of opening.
The driving device 31 capable of adjusting the opening degree of the valve is additionally arranged on the off-line valve of the pulse blowing bag-type dust collector, so that the off-line valve has the functions of quick closing and slow opening on the basis of realizing the opening and closing functions, and meanwhile, the opening degree of the off-line valve can be adjusted in an opening state. The valve plate opening mode of the starting offline valve is changed from a traditional lifting opening mode to a descending opening mode.
The dust concentration detection device 8 and the inlet/outlet differential pressure detection device 21 related to the novel experiment are both commercially available products.
The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made without departing from the basic structure of the invention.
Claims (7)
1. The utility model provides a pulse jetting bag collector that can stabilize ultralow emission which characterized in that: comprises a plurality of single-beam suspension crane rails (5) at the top and a plurality of rows of pulse blowing bag-type dust collectors taking a chamber as a unit; a crane (7) is arranged in the single-beam suspension crane track (5); the pulse blowing bag type dust collector comprises a plurality of dust chambers; the dust removal chamber sequentially comprises an upper box body (4), a middle box body (2) and an ash bucket (1) from top to bottom; a movable cloth bag line-by-line injection device (11) is arranged above the upper box body (4); one side of the middle box body (2) is provided with an air inlet (3), and the other side of the middle box body (2) is provided with an air outlet (14); a plurality of cluster type modularized filter bag components (12) are arranged in the middle box body (2); a plurality of cluster type modularized filter bag components (12) are spliced and arranged on a rectangular transferring and storing part (22)In the station; the clustered modular filter bag assembly (12) comprises a card; on the flower plate with N1×N2Through holes for hanging filter bags are arranged in an array form; an ascending airflow uniform distribution channel (16) is arranged between the cluster type modular filter bag component (12) and the cluster type modular filter bag component (12);
an air outlet duct (19) and an air inlet duct (20) are arranged between the multiple rows of pulse blowing cloth bag type dust collectors; the air inlet duct (20) is connected with the dust chamber through an air inlet branch pipe (18); an air inlet valve (17) is arranged on the air inlet branch pipe (18); an air inlet balance guide plate (15) is arranged in front of the air inlet (3); a descending off-line valve (9) capable of automatically adjusting the opening degree is arranged on a large cover plate (10) at the top of the upper box body (4).
2. The pulse-jet baghouse capable of stabilizing ultra-low emissions of claim 1, wherein: the movable cloth bag line-by-line injection device (11) comprises a translation injection pipe (23), a gas storage bag (24) and a movable walking device; the translational blowing pipe (23) is communicated with the gas storage bag (24) through a gas supply pipe; a pulse blowing valve (26) is arranged on the gas storage bag (24); the translation blowing pipe (23) is provided with a nozzle matched with the position of the filter bag opening; the translational injection pipe (23) is connected with a mobile walking device, and the mobile walking device drives the translational injection pipe (23) to do reciprocating horizontal movement in the plane of the cluster type modular filter bag assembly (12); the mobile walking device comprises a walking frame (32); the traveling frame (32) is arranged on a traveling track (33) arranged along two sides of the dust chamber; a power tank chain (25) which is coiled or unfolded along with the walking track (33) is paved on the walking track (33); the power tank chain (25) comprises a gas supply pipe, a power supply cable and a cable for controlling the pulse blowing valve (26).
3. The pulse-jet baghouse capable of stabilizing ultra-low emissions of claim 1, wherein: the drop-off line valve (9) comprises a valve plate (27); the upper opening of the air outlet duct (19) is a valve port (28); the valve plate (27) is arranged in the air outlet duct (19); the upper part of the valve plate (27) is connected with a valve plate adjusting shaft lever (29); the valve plate adjusting shaft lever (29) is arranged in the valve plate main lifting shaft lever (30); the valve plate main lifting shaft rod (30) penetrates through a driving device (31) for driving the valve plate main lifting shaft rod to lift or descend.
4. The pulse-jet baghouse capable of stabilizing ultra-low emissions of claim 1, wherein: and a rainproof ceiling (6) is arranged above the single-beam suspension crane track (5) for outdoor operation.
5. The pulse-jet baghouse capable of stabilizing ultra-low emissions of claim 1, wherein: the height from the air inlet (3) to the bottom of the filter bag is H, and H is more than or equal to 1500mm and less than or equal to 1800 mm.
6. The pulse-jet baghouse capable of stabilizing ultra-low emissions of claim 1, wherein: and a dust concentration detection device (8) is arranged at an outlet of the dust removal chamber.
7. The pulse-jet baghouse capable of stabilizing ultra-low emissions of claim 1, wherein: the pulse blowing bag type dust collector is provided with an inlet and outlet differential pressure detection device (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920376050.8U CN209828497U (en) | 2019-03-22 | 2019-03-22 | Pulse-jet bag-type dust collector capable of stably and ultralow discharging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920376050.8U CN209828497U (en) | 2019-03-22 | 2019-03-22 | Pulse-jet bag-type dust collector capable of stably and ultralow discharging |
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| Publication Number | Publication Date |
|---|---|
| CN209828497U true CN209828497U (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920376050.8U Active CN209828497U (en) | 2019-03-22 | 2019-03-22 | Pulse-jet bag-type dust collector capable of stably and ultralow discharging |
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| CN (1) | CN209828497U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847477A (en) * | 2019-03-22 | 2019-06-07 | 无锡红旗除尘设备有限公司 | A kind of pulse jet fiber bag precipitator that can stablize minimum discharge |
| CN113694633A (en) * | 2021-10-29 | 2021-11-26 | 山东中茂散热器有限公司 | Bag-type dust collector |
-
2019
- 2019-03-22 CN CN201920376050.8U patent/CN209828497U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847477A (en) * | 2019-03-22 | 2019-06-07 | 无锡红旗除尘设备有限公司 | A kind of pulse jet fiber bag precipitator that can stablize minimum discharge |
| CN113694633A (en) * | 2021-10-29 | 2021-11-26 | 山东中茂散热器有限公司 | Bag-type dust collector |
| CN113694633B (en) * | 2021-10-29 | 2021-12-28 | 山东中茂散热器有限公司 | Bag-type dust collector |
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