CN219050670U - Pulse bag type dust collector and dust collecting system - Google Patents
Pulse bag type dust collector and dust collecting system Download PDFInfo
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- CN219050670U CN219050670U CN202223382559.4U CN202223382559U CN219050670U CN 219050670 U CN219050670 U CN 219050670U CN 202223382559 U CN202223382559 U CN 202223382559U CN 219050670 U CN219050670 U CN 219050670U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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Abstract
The utility model discloses a pulse bag type dust collector and a dust collection system, relates to the technical field of dust collection, and mainly aims to reduce the input cost of the bag type dust collector. The main technical scheme of the utility model is as follows: a pulse bag filter comprising: the lower box body is provided with an air inlet, the upper box body is provided with an air outlet, and a plurality of filter bags are uniformly distributed on the partition plate; the upper end of slide bar is connected in first roof, the lower extreme of slide bar runs through the roof of box to connect in the closing plate, the one end top of first elastic component is connected in first roof, the other end top is connected in the roof of box, the entrance point of valve body is connected in compressed air package, the exit end of valve body is connected in last box, the lower extreme of valve rod is connected in the case, the upper end of valve rod runs through the roof of valve body, and connect in the second roof, the one end top of second elastic component is connected in the roof of valve body, the other end top is connected in the valve rod, the cam rotates the top that sets up in the box, the lower limb top of cam is connected in first roof, the upper edge top of cam is connected in the second roof.
Description
Technical Field
The utility model relates to the technical field of dust removal, in particular to a pulse bag type dust collector and a dust removal system.
Background
The low-pressure pulse bag-type dust collector is improved on the basis of the traditional bag-type dust collector. The dust removing device is different from the traditional bag-type dust remover in that the dust removing treatment stage is mainly adopted. The ash removal pressure of the traditional bag-type dust remover has higher requirement and is in the range of 200-7000kPa, so that the service life of the bag is reduced. In order to prolong the service life of the cloth bag, reduce the mechanical cost and reduce the energy consumption in the ash cleaning process, a low-pressure pulse cloth bag dust collector technology is developed on the basis of the traditional cloth bag dust collector. The ash cleaning process is to cut off the air duct of the purified air outlet to make the cloth bag in the state of no air flow (air-stopping ash cleaning in the sub-chamber). And then opening a pulse valve to carry out pulse injection and ash removal by compressed air, wherein the ash removal air pressure is lower than 100kPa.
However, the on-off of the air outlet duct is generally controlled by a poppet valve (power is generally provided for the poppet valve through a cylinder piston), under such a condition, the poppet valve and the pulse valve are integrated in a DCS control system, and the actuating mechanisms of the two valves respectively need the support of an air circuit and a circuit to work normally, so that the equipment investment cost is high.
Disclosure of Invention
In view of the above, the present utility model provides a pulse bag type dust collector and a dust collection system, which mainly aims to reduce the input cost of the bag type dust collector.
In order to achieve the above purpose, the present utility model mainly provides the following technical solutions:
in one aspect, the present utility model provides a pulse bag filter comprising: a box body and an ash removing part;
the box body is internally provided with a partition plate for dividing the box body into an upper box body and a lower box body, the lower box body is provided with an air inlet, the upper box body is provided with an air outlet, and a plurality of filter bags are uniformly distributed on the partition plate;
the ash removal portion includes cam, jetting mechanism and shutdown mechanism, shutdown mechanism includes first roof, first elastic component, slide bar and closing plate, the upper end of slide bar connect in first roof, the lower extreme of slide bar runs through the roof of box, and connect in the closing plate, the closing plate corresponds to the gas vent, the one end of first elastic component top connect in first roof, the other end top connect in the roof of box for drive first roof upwards moves, jetting mechanism includes valve body, case, valve rod, second elastic component and second roof, the entrance point of valve body is connected in compressed air package, the exit end of valve body connect in last box, the lower extreme of valve rod connect in the case, the upper end of valve rod runs through the roof of valve body, and connect in the second roof, the one end top of second elastic component connect in the roof of valve body, the other end top connect in the valve rod is used for driving down move in order to make the valve rod, the second roof top of valve body top surface that the cam top of the second roof is used for the cam top of the second roof is kept away from each other to set up in the cam top of the second roof.
In another aspect, the present utility model also provides a dust removal system, including: the pulse bag type dust collectors are sequentially arranged on the box bodies, the cams of the pulse bag type dust collectors are sequentially and coaxially connected, and long axes of the cams of every two adjacent pulse bag type dust collectors are mutually perpendicular.
The aim and the technical problems of the utility model can be further realized by adopting the following technical measures.
Optionally, the device further comprises a servo motor, wherein the servo motor is fixedly arranged on the top wall of the box body, and an output shaft of the servo motor is coaxially connected with the cam.
Optionally, the lower extreme of box is connected in the ash bucket, and a plurality of pulse bag collector the ash bucket is connected in the entrance point of hank cage mechanism respectively, hank cage mechanism's exit end is connected in the air valve.
Optionally, the ash bucket further comprises a sealing cover plate, an ash cleaning opening is formed in the side wall of the ash bucket, and the sealing cover plate is detachably connected to the ash cleaning opening.
By means of the technical scheme, the utility model has at least the following advantages:
when the bag type dust collector performs a dust collection process, the upper end of the short shaft of the cam is abutted to the lower surface of the second top plate, and the lower end of the short shaft of the cam is abutted to the upper surface of the first top plate. The first elastic piece releases elastic potential energy, so that the first top plate, the sliding rod and the sealing plate move the uppermost end of the motion track, and the sealing plate does not cover the exhaust port, so that the airflow to be dedusted continuously flows into the filter bag; simultaneously, the second elastic piece releases elastic potential energy, and the valve rod moves to the lowest point of the motion track of the valve rod downwards relative to the valve body, the valve core is closed, compressed air in the compressed air bag cannot enter the upper box body, and the filter bag cannot be subjected to back blowing of the compressed air.
When the bag type dust collector carries out the ash removal process, the upper end of the long shaft of the cam is propped against the lower surface of the second top plate, and the lower end of the long shaft of the cam is propped against the upper surface of the first top plate. The first elastic piece stores elastic potential energy, the first top plate, the sliding rod and the sealing plate move to the lowest end of the motion track, and the sealing plate seals the exhaust port, so that the filter bag is in a state without air flow (air stopping and ash removing); simultaneously, the second elastic piece stores elastic potential energy, the valve rod moves upwards to the highest point of the motion track of the valve rod relative to the valve body, the valve core is opened, compressed air in the compressed air bag enters the upper box body, and the filter bag is subjected to back blowing of the compressed air.
By using the pulse bag type dust collector, the on-off of dust removal airflow and the on-off of compressed air can be controlled simultaneously only by installing a driving motor for the cam, and only the driving motor is required to be integrated to a DCS control system, so that the equipment control points of the DCS control system are reduced, and the input cost of enterprises can be reduced no matter in a software part or a hardware part.
Drawings
Fig. 1 is a schematic diagram of a dust removing state of a pulse bag type dust collector according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a dust removing state of a pulse bag filter according to an embodiment of the present utility model;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is an enlarged view of portion B of FIG. 2;
FIG. 5 is a schematic diagram of a dust removal system;
fig. 6 is an enlarged view of a portion C in fig. 5.
Reference numerals in the drawings of the specification include: partition plate 1, upper case 2, lower case 3, air inlet 4, air outlet 5, filter bag 6, cam 7, first top plate 8, first elastic member 9, slide rod 10, sealing plate 11, valve body 12, valve core 13, valve rod 14, second elastic member 15, second top plate 16, compressed air bag 17, bracket 18, baffle 19, servo motor 20, ash bucket 21, cage mechanism 22, air shutoff valve 23, and sealing cover plate 24.
Detailed Description
In order to further describe the technical means and effects adopted for achieving the preset aim of the utility model, the following detailed description refers to the specific implementation, structure, characteristics and effects according to the application of the utility model with reference to the accompanying drawings and preferred embodiments. In the following description, different "an embodiment" or "an embodiment" do not necessarily refer to the same embodiment. Furthermore, the particular features, structures, or characteristics of one or more embodiments may be combined in any suitable manner.
The utility model is described in further detail below with reference to the drawings and examples.
As shown in fig. 1 to 4, in one aspect, an embodiment of the present utility model provides a pulse bag filter, which includes: a box body and an ash removing part;
a partition board 1 is arranged in the box body and used for dividing the box body into an upper box body 2 and a lower box body 3, the lower box body 3 is provided with an air inlet 4, the upper box body 2 is provided with an air outlet 5, and a plurality of filter bags 6 are uniformly distributed on the partition board 1;
the ash removal portion includes cam 7, jetting mechanism and shutdown mechanism, shutdown mechanism includes first roof 8, first elastic component 9, slide bar 10 and closing plate 11, slide bar 10's upper end connect in first roof 8, slide bar 10's lower extreme run through the roof of box, and connect in closing plate 11, closing plate 11 corresponds to gas vent 5, first elastic component 9's one end top in first roof 8, the other end top in the roof of box for drive first roof 8 upwards moves, jetting mechanism includes valve body 12, case 13, valve rod 14, second elastic component 15 and second roof 16, the entrance point of valve body 12 connect in compressed air package 17, the exit end of valve body 12 connect in last box 2, the lower extreme of valve rod 14 connect in case 13, the upper end of valve rod 14 runs through the roof of valve body 12, and connect in second roof 16, second elastic component 9's one end top 15 in first roof 8, the valve body 7 is in the top surface is kept away from to the second roof 16 in the top 7, the top 7 is used for driving the valve body 7 in the top surface is kept away from to the second roof 16.
The working process of the pulse bag type dust collector is as follows:
when the bag filter performs a dust removing process, the upper end of the short shaft of the cam 7 abuts against the lower surface of the second top plate 16, and the lower end of the short shaft of the cam 7 abuts against the upper surface of the first top plate 8. The first elastic piece 9 releases elastic potential energy to enable the first top plate 8, the sliding rod 10 and the sealing plate 11 to move the uppermost end of the movement track, and the sealing plate 11 does not cover the exhaust port 5, so that the airflow to be dedusted continuously flows into the filter bag 6; simultaneously, the second elastic piece 15 releases elastic potential energy, the valve rod 14 moves downwards to the lowest point of the motion track of the valve body 12, the valve core 13 is closed, compressed air in the compressed air bag 17 cannot enter the upper box body 2, and the filter bag 6 cannot be blown back by the compressed air.
When the bag filter performs ash cleaning, the upper end of the long shaft of the cam 7 is abutted to the lower surface of the second top plate 16, and the lower end of the long shaft of the cam 7 is abutted to the upper surface of the first top plate 8. The first elastic piece 9 stores elastic potential energy, the first top plate 8, the sliding rod 10 and the sealing plate 11 move to the lowest end of the motion track, and the sealing plate 11 covers the exhaust port 5, so that the filter bag 6 is in a state without air flow (air stopping and ash removing) through; simultaneously, the second elastic piece 15 stores elastic potential energy, the valve rod 14 moves upwards to the highest point of the motion track of the valve body 12, the valve core 13 opens the passage of the valve body 12, compressed air in the compressed air bag 17 enters the upper box body 2, and the filter bag 6 is subjected to back blowing of the compressed air.
In the technical scheme of the utility model, the pulse bag type dust collector can simultaneously control the on-off of dust removing air flow and the on-off of compressed air by only installing one driving motor for the cam 7, and only integrating the driving motor into a DCS control system, so that the number of equipment control points of the DCS control system is relatively reduced, and the input cost of enterprises can be reduced no matter in a software part or a hardware part.
Specifically, the device also comprises a bracket 18, wherein the lower end of the bracket 18 is fixedly arranged at the upper end of the box body, and the central shaft of the cam 7 is arranged at the upper end of the bracket 18 through a bearing.
Specifically, the valve further comprises a baffle 19, the baffle 19 is fixedly connected to the shaft side of the valve rod 14, one end of the second elastic piece 15 is propped against the top wall of the valve body 12, and the other end of the second elastic piece 15 is propped against the baffle 19.
Specifically, the first elastic member 9 and the second elastic member 15 are springs, respectively.
As shown in fig. 5 and 6, another embodiment of the present utility model further provides a dust removing system, which includes: the pulse bag type dust collectors are sequentially arranged on the box bodies, the cams 7 of the pulse bag type dust collectors are sequentially and coaxially connected, and long shafts of the cams 7 of every two adjacent pulse bag type dust collectors are mutually perpendicular.
In this embodiment, specifically, when the plurality of cams 7 are synchronously driven to rotate, every two adjacent cams 7, two ends of the long shaft of one cam 7 are respectively propped against the first top plate 8 and the second top plate 16, and the pulse bag type dust collector where the cam 7 is located carries out dust cleaning operation; two ends of the short shaft of the other cam 7 are respectively propped against the first top plate 8 and the second top plate 16, and the pulse bag type dust collector where the cam 7 is positioned carries out dust collection operation. Through the arrangement, a plurality of cams 7 are synchronously driven, so that two adjacent pulse bag type dust collectors alternately blow the filter bags 6 back for ash removal.
As shown in fig. 5 and 6, in the specific embodiment, the device further includes a servo motor 20, the servo motor 20 is fixedly mounted on the top wall of the box, and an output shaft of the servo motor 20 is coaxially connected to the cam 7.
In the present embodiment, specifically, the terminal of the servo motor 20 is electrically connected to the DCS control system, and the frequency of switching between the dust removing operation and the dust removing operation of the pulse bag filter can be synchronously controlled by controlling the rotation of the servo motor 20.
In the specific embodiment, as shown in fig. 5, the lower end of the box body is connected to ash hoppers 21, the ash hoppers 21 of the pulse bag type dust collectors are respectively connected to the inlet ends of the stranding cage mechanisms 22, and the outlet ends of the stranding cage mechanisms 22 are connected to the air shutoff valves 23.
In the present embodiment, specifically, dust is gradually deposited to the hoppers 21 in the lower case 3 by the dust removing operation and the ash removing operation, and the dust in each hopper 21 gradually enters the auger mechanism 22 and is transported to the air valve 23 by the auger mechanism, and is intensively discharged out of the dust removing system.
In the specific embodiment, as shown in fig. 5, the ash bucket further includes a sealing cover plate 24, and an ash cleaning opening is formed on a side wall of the ash bucket 21, and the sealing cover plate 24 is detachably connected to the ash cleaning opening.
In this embodiment, specifically, the sealing cover plate 24 is connected to the edge of the ash cleaning opening through a buckle, so that an operator can conveniently detach the sealing cover plate 24 periodically, and inspect the inside conditions of the ash bucket 21 and the box body.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (5)
1. A pulse bag filter comprising:
the box body is internally provided with a partition plate for dividing the box body into an upper box body and a lower box body, the lower box body is provided with an air inlet, the upper box body is provided with an air outlet, and a plurality of filter bags are uniformly distributed on the partition plate;
the ash removal portion, ash removal portion includes cam, jetting mechanism and shutdown mechanism, shutdown mechanism includes first roof, first elastic component, slide bar and closing plate, the upper end of slide bar connect in first roof, the lower extreme of slide bar runs through the roof of box, and connect in the closing plate, the closing plate corresponds to the gas vent, the one end top of first elastic component connect in first roof, the other end top connect in the roof of box for drive first roof upwards moves, jetting mechanism includes valve body, case, valve rod, second elastic component and second roof, the entrance point of valve body connect in compressed air bag, the exit end of valve body connect in last box, the lower extreme of valve rod connect in the case, the upper end of valve rod run through the roof of valve body, and connect in the second roof, the one end top of second elastic component connect in the roof of valve body, the other end top connect in the valve rod for drive in the valve rod moves in order to make the valve rod down in the top of the valve body is kept away from in the top of the cam top surface of the first roof and the second roof, the cam sets up in the top of the second roof of the valve body is kept away from each other.
2. A dust removal system, comprising:
the pulse bag filter according to claim 1, wherein the box bodies of the pulse bag filters are arranged in sequence, the cams of the pulse bag filters are connected in sequence coaxially, and the long axes of the cams of every two adjacent pulse bag filters are perpendicular to each other.
3. The dust removal system of claim 2, wherein,
the automatic feeding device also comprises a servo motor, wherein the servo motor is fixedly arranged on the top wall of the box body, and an output shaft of the servo motor is coaxially connected with the cam.
4. The dust removal system of claim 2, wherein,
the lower end of the box body is connected with ash hoppers, the ash hoppers of the pulse bag type dust collectors are respectively connected with the inlet ends of the stranding cage mechanisms, and the outlet ends of the stranding cage mechanisms are connected with the air closing valves.
5. The dust removal system of claim 4, wherein,
the ash bucket is characterized by further comprising a sealing cover plate, an ash cleaning opening is formed in the side wall of the ash bucket, and the sealing cover plate is detachably connected to the ash cleaning opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223382559.4U CN219050670U (en) | 2022-12-16 | 2022-12-16 | Pulse bag type dust collector and dust collecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223382559.4U CN219050670U (en) | 2022-12-16 | 2022-12-16 | Pulse bag type dust collector and dust collecting system |
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| CN219050670U true CN219050670U (en) | 2023-05-23 |
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| CN202223382559.4U Active CN219050670U (en) | 2022-12-16 | 2022-12-16 | Pulse bag type dust collector and dust collecting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118122039A (en) * | 2024-04-12 | 2024-06-04 | 河北九州环保设备工程有限公司 | Energy-saving and environment-friendly pulse cloth bag dust collector |
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2022
- 2022-12-16 CN CN202223382559.4U patent/CN219050670U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118122039A (en) * | 2024-04-12 | 2024-06-04 | 河北九州环保设备工程有限公司 | Energy-saving and environment-friendly pulse cloth bag dust collector |
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