CN215388243U - Flue gas bag-type dust collector for boiler - Google Patents
Flue gas bag-type dust collector for boiler Download PDFInfo
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- CN215388243U CN215388243U CN202121904811.6U CN202121904811U CN215388243U CN 215388243 U CN215388243 U CN 215388243U CN 202121904811 U CN202121904811 U CN 202121904811U CN 215388243 U CN215388243 U CN 215388243U
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- flue gas
- boiler
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Abstract
The utility model provides a flue gas bag-type dust collector for a boiler. The flue gas bag-type dust collector for the boiler comprises a shell; the ash bucket is arranged at the bottom side of the shell and communicated with the inside of the shell; the partition plate is fixedly arranged in the shell and divides the inner space of the shell into an upper closed space and a lower closed space; the access hole is arranged on one side of the shell and communicated with the space below the partition plate; the dust removal cloth bag assembly is arranged on the partition plate and is communicated with the upper closed space and the lower closed space of the shell; and the movable back blowing assembly is arranged on the inner wall of the top side of the shell. The flue gas bag-type dust collector for the boiler provided by the utility model has the advantages of cooling flue gas, being convenient for cleaning dust on the bag and being convenient for use.
Description
Technical Field
The utility model relates to the technical field of dust removing equipment, in particular to a flue gas bag-type dust remover for a boiler.
Background
The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy.
The boiler can produce a large amount of flue gases in the use, still contains more dust and impurity etc. in the boiler flue gas, and the direct position of discharging meeting atmospheric environment causes the pollution of certain degree, consequently need discharge again after carrying out filtration treatment to the boiler flue gas. The bag-type dust remover is often adopted for filtering and purifying the existing flue gas during filtering treatment, but the flue gas temperature is higher, so that the damage of the bag-type dust remover is easily caused, and a lot of dust is accumulated on the bag after long-term use and is difficult to treat, so that the filtering effect of the bag is influenced.
Therefore, there is a need to provide a new flue gas bag-type dust collector for a boiler to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model solves the technical problem of providing the flue gas bag-type dust remover for the boiler, which can cool flue gas, is convenient for cleaning dust on a bag and is convenient for use.
In order to solve the technical problem, the utility model provides a flue gas bag-type dust collector for a boiler, which comprises:
a housing;
the ash bucket is arranged at the bottom side of the shell and communicated with the inside of the shell;
the partition plate is fixedly arranged in the shell and divides the inner space of the shell into an upper closed space and a lower closed space;
the access hole is arranged on one side of the shell and communicated with the space below the partition plate;
the dust removal cloth bag assembly is arranged on the partition plate and is communicated with the upper closed space and the lower closed space of the shell;
the movable back-blowing component is arranged on the inner wall of the top side of the shell and is used for stretching into the dust removal cloth bag component to blow;
the air outlet pipe is arranged on the shell and used for discharging filtered air above the partition board in the shell, and one end of the air outlet pipe is connected with a first fan;
the gas cooling device is arranged on one side of the shell and used for reducing the temperature of the flue gas;
the spiral intake pipe, the spiral intake pipe sets up in the gas cooling device, the one end of spiral intake pipe extends to outside the gas cooling device, the other end of spiral intake pipe extends to in the shell.
Preferably, portable blowback subassembly includes the cylinder, cylinder fixed mounting is in on the top side inner wall of shell, install hollow dish on the output shaft of cylinder, a plurality of shunt tubes are installed to hollow dish's bottom side, be provided with a plurality of holes of blowing on the shunt tubes, one side of shell is provided with the second fan, the air outlet of second fan is connected with the air-supply line, the one end of air-supply line extends to in the shell and sealing connection have the hose, the one end of hose with hollow dish's inside is linked together.
Preferably, the gas cooling device comprises a cooling box, a permeable plate is fixedly mounted in the cooling box, a plurality of drain holes are formed in the permeable plate, water is filled below the permeable plate in the cooling box, a water pump is mounted on the inner wall of the bottom side of the cooling box, a water outlet of the water pump is connected with a drain pipe, the other end of the drain pipe penetrates through the top of the cooling box and is connected with a transverse pipe, the two ends of the transverse pipe are in a sealing state, a plurality of spray heads are mounted on the bottom side of the transverse pipe, and the spray heads are located above the spiral air inlet pipe.
Preferably, the dust removal cloth bag assembly comprises a venturi tube, the venturi tube is mounted on the partition plate, an inner net cylinder is fixedly mounted at the bottom side of the venturi tube, an outer frame is mounted outside the inner net cylinder, a cloth bag is sleeved on the inner net cylinder, and the cloth bag is located between the inner net cylinder and the outer frame.
Preferably, fixed mounting has the collar extension on the venturi tube, the mounting ring groove has been seted up to the bottom side of collar extension, the top side fixed mounting of outer frame has the collar extension, the collar extension with mounting ring groove looks adaptation, ring groove has been seted up on the collar extension, be provided with on the collar extension and hold the subassembly, the card hold the subassembly with ring groove looks adaptation.
Preferably, the through-hole has been seted up on the collar extension, the through-hole with the installation annular is linked together, the card is held the subassembly and is included the kelly, kelly slidable mounting is in the through-hole, the one end of kelly extends to in the ring groove, the lead screw is installed to the through-hole internal rotation, the lead screw with the kelly screw sleeve connects, the one end of lead screw extends to outside the through-hole and install the handle.
Preferably, the inner wall of the through hole is provided with a slide rail, the clamping rod is provided with a slide block, and the slide block is connected with the slide rail in a sliding manner.
Preferably, a bearing is installed in the through hole, and an inner ring of the bearing is fixedly sleeved with the screw rod.
Compared with the related art, the flue gas bag-type dust remover for the boiler provided by the utility model has the following beneficial effects:
the utility model provides a flue gas bag-type dust collector for a boiler, which can cool flue gas in advance through a gas cooling device, and prevent the damage of the flue gas with overhigh temperature to a bag; the shunt pipe can be stretched into the cloth bag through the movable back-blowing component for back-blowing, dust accumulated on the cloth bag can be better cleaned, and the reduction of the filtering effect of the cloth bag caused by dust accumulation is prevented; through the dust removal sack subassembly of assembled structure, be convenient for carry out the dismouting to the sack, guarantee to carry out timely change maintenance to the sack, guarantee the filter effect.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a flue gas bag-type dust collector for a boiler according to the present invention;
FIG. 2 is a schematic structural view of a second embodiment of a flue gas bag-type dust collector for a boiler provided by the present invention;
FIG. 3 is a schematic view of the outer frame of FIG. 2;
fig. 4 is an enlarged view of the portion a shown in fig. 2.
Reference numbers in the figures: 1. the device comprises a shell, 2, an ash bucket, 3, an access hole, 4, a partition board, 5, a dust removal cloth bag component, 6, an air outlet pipe, 7, a first fan, 8, a cylinder, 9, a hollow disc, 10, a flow dividing pipe, 11, an air inlet pipe, 12, a second fan, 13, a hose, 14, a cooling box, 15, a spiral air inlet pipe, 16, a water permeable plate, 17, a water pump, 18, a drain pipe, 19, a transverse pipe, 20, a spray head, 21, a venturi tube, 22, an inner mesh tube, 23, a cloth bag, 24, an outer frame, 25, a mounting ring seat, 26, a mounting ring, 27, a ring clamping groove, 28, a through hole, 29, a clamping rod, 30, a screw rod, 31, a handle, 32, a sliding rail, 33, a sliding block, 34 and a bearing.
Detailed Description
The utility model is further described with reference to the following figures and embodiments.
The first embodiment:
referring to fig. 1 in combination, in a first embodiment of the present invention, a flue gas bag dust collector for a boiler includes:
a housing 1;
the dust hopper 2 is arranged at the bottom side of the shell 1, the dust hopper 2 is communicated with the inside of the shell 1, dust in the flue gas is filtered through the dust removing cloth bag assembly 5, impurities such as the dust are blocked outside the cloth bag 23 and are settled and fall into the dust hopper 2 under the action of gravity, and then the dust is discharged in a centralized manner;
the partition plate 4 is fixedly arranged in the shell 1, and the internal space of the shell 1 is divided into an upper closed space and a lower closed space by the partition plate 4;
the access hole 3 is formed in one side of the shell 1, the access hole 3 is communicated with the space below the partition plate 4, and the dust removal cloth bag assembly 5 can be overhauled through the access hole 3, so that the cloth bag 23 can be conveniently replaced;
the dust removal cloth bag assembly 5 is mounted on the partition plate 4, the dust removal cloth bag assembly 5 is communicated with the upper closed space and the lower closed space of the shell 1, the dust removal cloth bag assembly 5 comprises a venturi tube 21, the venturi tube 21 is mounted on the partition plate 4, an inner net cylinder 22 is fixedly mounted at the bottom side of the venturi tube 21, an outer frame 24 is mounted outside the inner net cylinder 22, a cloth bag 23 is sleeved on the inner net cylinder 22, and the cloth bag 23 is located between the inner net cylinder 22 and the outer frame 24;
the movable back-blowing component is arranged on the inner wall of the top side of the shell 1 and used for stretching into the dust removal cloth bag component 5 to blow air, the movable back-blowing component comprises an air cylinder 8, the air cylinder 8 is fixedly arranged on the inner wall of the top side of the shell 1, an output shaft of the air cylinder 8 is provided with a hollow disc 9, the bottom side of the hollow disc 9 is provided with a plurality of flow dividing pipes 10, the flow dividing pipes 10 are provided with a plurality of air blowing holes, one side of the shell 1 is provided with a second fan 12, an air outlet of the second fan 12 is connected with an air inlet pipe 11, one end of the air inlet pipe 11 extends into the shell 1 and is connected with a hose 13 in a sealing manner, one end of the hose 13 is communicated with the inside of the hollow disc 9, and when the cloth bag 23 needs to be back-flushed and cleaned, the air cylinder 8 is started, the cylinder 8 drives the shunt pipe 10 to descend and extend into the cloth bag 23, at the moment, the second air pump 12 is started, air is blown out from the air blowing holes in the shunt pipe 10 through the air inlet pipe 11, the hose 13 and the hollow disc 9, and the cloth bag 23 is subjected to back blowing cleaning;
the gas outlet pipe 6 is mounted on the shell 1 and used for discharging filtered gas above the partition plate 4 in the shell 1, and one end of the gas outlet pipe 6 is connected with a first fan 7, so that the gas discharging efficiency is higher;
the gas cooling device is arranged on one side of the shell 1 and used for reducing the temperature of smoke, the gas cooling device comprises a cooling box 14, a water permeable plate 16 is fixedly arranged in the cooling box 14, a plurality of water drainage holes are formed in the water permeable plate 16, water is filled below the water permeable plate 16 in the cooling box 14, a water pump 17 is arranged on the inner wall of the bottom side of the cooling box 14, a water outlet of the water pump 17 is connected with a water drainage pipe 18, the other end of the water drainage pipe 18 penetrates through the top of the cooling box 14 and is connected with a transverse pipe 19, two ends of the transverse pipe 19 are in a sealed state, a plurality of spray heads 20 are arranged on the bottom side of the transverse pipe 19, the spray heads 20 are positioned above the spiral air inlet pipe 15, the smoke is introduced into the spiral air inlet pipe 15, the water pump 17 is started, the water pump 17 pumps water into the transverse pipe 19 and then sprays the water through the spray heads 20, the spiral air inlet pipe 15 is sprayed for cooling, the cooled flue gas passes through the shell 1, and dust in the flue gas is filtered through the dust removal cloth bag assembly 5;
The working principle of the flue gas bag-type dust collector for the boiler provided by the utility model is as follows:
firstly, introducing flue gas into a spiral gas inlet pipe 15, starting a water pump 17, pumping water into a horizontal pipe 19 by the water pump 17, spraying out by a spray head 20, spraying and cooling the spiral gas inlet pipe 15, allowing the cooled flue gas to pass through a shell 1, filtering dust in the flue gas by a dust removal cloth bag assembly 5, blocking impurities such as the dust outside a cloth bag 23, settling under the action of gravity and falling into an ash bucket 2, and allowing the filtered and purified gas to enter the upper part of a partition plate 4 and be discharged through a gas outlet pipe 6; when the cloth bag 23 needs to be back-flushed, the cylinder 8 is started, the cylinder 8 drives the shunt pipe 10 to descend and extend into the cloth bag 23, the second air pump 12 is started at the moment, air is blown out from the air blowing holes in the shunt pipe 10 through the air inlet pipe 11, the hose 13 and the hollow disc 9, the cloth bag 23 is back-flushed and cleaned, and the cleaning effect is good.
Compared with the related art, the flue gas bag-type dust remover for the boiler provided by the utility model has the following beneficial effects:
the utility model provides a flue gas bag-type dust collector for a boiler, which can cool flue gas in advance through a gas cooling device, and prevent the damage of the flue gas with overhigh temperature to a bag; the shunt pipe 10 can be stretched into the cloth bag for back flushing through the movable back flushing component, so that dust accumulated on the cloth bag 23 can be better cleaned, and the reduction of the filtering effect of the cloth bag caused by dust accumulation is prevented; through the dust removal sack subassembly 5 of assembled structure, be convenient for carry out the dismouting to sack 23, guarantee to carry out timely change maintenance to sack 23, guarantee the filter effect.
Second embodiment:
based on the flue gas bag-type dust collector for the boiler provided by the first embodiment of the application, the second embodiment of the application provides another flue gas bag-type dust collector for the boiler. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
The second embodiment of the present invention will be further described with reference to the drawings and the following description.
Referring to fig. 2 to 4, the difference between the present embodiment and the first embodiment is that a mounting ring seat 25 is fixedly mounted on the venturi tube 21, a mounting ring groove is formed in a bottom side of the mounting ring seat 25, a mounting ring 26 is fixedly mounted on a top side of the outer frame 24, the mounting ring 26 is adapted to the mounting ring groove, a ring-shaped clamping groove 27 is formed in the mounting ring 26, and a clamping component is disposed on the mounting ring seat 25 and adapted to the ring-shaped clamping groove 27.
Through-hole 28 has been seted up on the collar extension 25, through-hole 28 with the installation annular is linked together, the card is held the subassembly and is included kelly 29, kelly 29 slidable mounting is in the through-hole 28, kelly 29's one end extends to in the ring groove 27, lead screw 30 is installed to the through-hole 28 internal rotation, lead screw 30 with kelly 29 threaded sleeve connects, lead screw 30's one end extends to outside and the installation of through-hole 28 handle 31.
The inner wall of the through hole 28 is provided with a slide rail 32, the clamping rod 29 is provided with a slide block 33, and the slide block 33 is connected with the slide rail 32 in a sliding manner.
A bearing 34 is arranged in the through hole 28, and an inner ring of the bearing 34 is fixedly sleeved with the screw rod 30.
When the cloth bag 23 needs to be replaced, the handle 31 is rotated, the handle 31 drives the screw rod 30 to rotate, the screw rod 30 drives the clamping rod 29 to move in the through hole 28, when the clamping rod 29 retracts into the through hole 28, the outer frame 24 can be detached, then the cloth bag 23 is taken off from the inner mesh cylinder 22, and the replacement of the cloth bag 23 is completed.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. A flue gas bag dust collector for a boiler, comprising:
a housing;
the ash bucket is arranged at the bottom side of the shell and communicated with the inside of the shell;
the partition plate is fixedly arranged in the shell and divides the inner space of the shell into an upper closed space and a lower closed space;
the access hole is arranged on one side of the shell and communicated with the space below the partition plate;
the dust removal cloth bag assembly is arranged on the partition plate and is communicated with the upper closed space and the lower closed space of the shell;
the movable back-blowing component is arranged on the inner wall of the top side of the shell and is used for stretching into the dust removal cloth bag component to blow;
the air outlet pipe is arranged on the shell and used for discharging filtered air above the partition board in the shell, and one end of the air outlet pipe is connected with a first fan;
the gas cooling device is arranged on one side of the shell and used for reducing the temperature of the flue gas;
the spiral intake pipe, the spiral intake pipe sets up in the gas cooling device, the one end of spiral intake pipe extends to outside the gas cooling device, the other end of spiral intake pipe extends to in the shell.
2. The flue gas bag dust collector for the boiler of claim 1, wherein the movable back-blowing assembly comprises a cylinder, the cylinder is fixedly installed on the inner wall of the top side of the housing, an output shaft of the cylinder is provided with a hollow disc, a plurality of shunt tubes are installed on the bottom side of the hollow disc, a plurality of blowing holes are formed in the shunt tubes, a second fan is arranged on one side of the housing, an air outlet of the second fan is connected with an air inlet pipe, one end of the air inlet pipe extends into the housing and is connected with a hose in a sealing mode, and one end of the hose is communicated with the inside of the hollow disc.
3. The flue gas bag dust collector for the boiler according to claim 1, wherein the gas cooling device comprises a cooling box, a water permeable plate is fixedly installed in the cooling box, a plurality of water drainage holes are formed in the water permeable plate, water is filled below the water permeable plate in the cooling box, a water pump is installed on the inner wall of the bottom side of the cooling box, a water outlet of the water pump is connected with a water drainage pipe, the other end of the water drainage pipe penetrates through the top of the cooling box and is connected with a transverse pipe, two ends of the transverse pipe are in a sealed state, a plurality of spray heads are installed on the bottom side of the transverse pipe, and the spray heads are located above the spiral air inlet pipe.
4. The flue gas bag dust collector for the boiler of claim 1, wherein the dust collection bag assembly comprises a venturi tube, the venturi tube is mounted on the partition, an inner net cylinder is fixedly mounted on the bottom side of the venturi tube, an outer frame is mounted outside the inner net cylinder, a bag is sleeved on the inner net cylinder, and the bag is located between the inner net cylinder and the outer frame.
5. The flue gas bag dust collector for the boiler of claim 4, wherein a mounting ring seat is fixedly mounted on the venturi tube, a mounting ring groove is formed in the bottom side of the mounting ring seat, a mounting ring is fixedly mounted on the top side of the outer frame, the mounting ring is matched with the mounting ring groove, a ring-shaped clamping groove is formed in the mounting ring, and a clamping component is arranged on the mounting ring seat and matched with the ring-shaped clamping groove.
6. The flue gas bag dust collector for the boiler of claim 5, wherein a through hole is formed in the mounting ring seat, the through hole is communicated with the mounting ring groove, the clamping component comprises a clamping rod, the clamping rod is slidably mounted in the through hole, one end of the clamping rod extends into the ring-shaped clamping groove, a screw rod is rotatably mounted in the through hole, the screw rod is in threaded sleeve connection with the clamping rod, and one end of the screw rod extends out of the through hole and is provided with a handle.
7. The flue gas bag dust collector for the boiler of claim 6, wherein a slide rail is installed on the inner wall of the through hole, a slide block is installed on the clamping rod, and the slide block is connected with the slide rail in a sliding manner.
8. The flue gas bag dust collector for the boiler of claim 6, wherein a bearing is installed in the through hole, and an inner ring of the bearing is fixedly sleeved with the screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121904811.6U CN215388243U (en) | 2021-08-16 | 2021-08-16 | Flue gas bag-type dust collector for boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121904811.6U CN215388243U (en) | 2021-08-16 | 2021-08-16 | Flue gas bag-type dust collector for boiler |
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| Publication Number | Publication Date |
|---|---|
| CN215388243U true CN215388243U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121904811.6U Active CN215388243U (en) | 2021-08-16 | 2021-08-16 | Flue gas bag-type dust collector for boiler |
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| CN (1) | CN215388243U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534390A (en) * | 2022-03-09 | 2022-05-27 | 惠州市航泰光电有限公司 | Waste gas purification device for capacitive touch screen production workshop |
| CN116272154A (en) * | 2023-04-26 | 2023-06-23 | 江苏桓尔环境工程有限公司 | Calcination reduction system for regeneration treatment of waste activated carbon |
-
2021
- 2021-08-16 CN CN202121904811.6U patent/CN215388243U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114534390A (en) * | 2022-03-09 | 2022-05-27 | 惠州市航泰光电有限公司 | Waste gas purification device for capacitive touch screen production workshop |
| CN116272154A (en) * | 2023-04-26 | 2023-06-23 | 江苏桓尔环境工程有限公司 | Calcination reduction system for regeneration treatment of waste activated carbon |
| CN116272154B (en) * | 2023-04-26 | 2023-11-10 | 江苏桓尔环境工程有限公司 | Calcination reduction system for regeneration treatment of waste activated carbon |
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