CN211069531U - Multi-pipe cyclone dust collector - Google Patents
Multi-pipe cyclone dust collector Download PDFInfo
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- CN211069531U CN211069531U CN201921989552.4U CN201921989552U CN211069531U CN 211069531 U CN211069531 U CN 211069531U CN 201921989552 U CN201921989552 U CN 201921989552U CN 211069531 U CN211069531 U CN 211069531U
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- cyclone
- guide body
- flow guide
- cloth bag
- filter cylinder
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Abstract
The utility model relates to a multitube cyclone belongs to environmental protection dust collecting equipment technical field. The technical scheme is as follows: the central part in the cyclone (4) is provided with a flow guide body, the flow guide body is of a cylindrical or conical structure, a gap is reserved between the flow guide body and the inner wall of the cyclone (4), an air flow channel is arranged in the flow guide body, the upper part of the air flow channel in the flow guide body is communicated with the cyclone (4), the lower part of the air flow channel in the flow guide body is connected with a cloth bag or a filter cylinder (2), a sealing cone (10) is arranged below the cloth bag or the filter cylinder (2), and the cloth bag or the filter cylinder (2) is provided with a mechanical rapping dust cleaning device or a gas pulse back. The utility model has the advantages that: the dust collection device can prevent dust particles from entering the inner spiral airflow of the cyclone, reduce the dust concentration at the intersection of the inner spiral airflow and the outer spiral airflow of the cyclone and improve the dust collection efficiency.
Description
Technical Field
The utility model relates to a multitube cyclone belongs to environmental protection dust collecting equipment technical field.
Background
The multi-cyclone dust collector is composed of a plurality of small-sized cyclone dust collectors which are assembled in a shell and used in parallel, the air volume processing and dust removing efficiency of the multi-cyclone dust collector are higher than those of the cyclone dust collectors, and the multi-cyclone dust collector is the same as the cyclone dust collector.
The multi-pipe cyclone dust collector has the defects that compared with electric dust collection and cloth bag or filter drum dust collection, the dust collection efficiency is not high, and dust below 5um is difficult to remove; after dust-containing flue gas enters a cyclone of the multi-tube cyclone dust collector, downward outer spiral airflow is formed in the cyclone, after the outer spiral airflow reaches the bottom of the cyclone, an upward inner spiral airflow which has the same rotating direction as the outer spiral airflow is formed at the center, and dust-containing airflow is in a turbulent state at the intersection of the outer spiral airflow and the inner spiral airflow, so that part of dust can enter the inner spiral airflow and is discharged out of the dust collector.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a multitube cyclone can reduce the interior whirl of dust granule entering whirl, reduces the dust concentration of the interior, outer spiral air current intersection of whirl, has improved dust collection efficiency, solves the problem that exists among the background art.
The technical scheme of the utility model is that:
a multi-tube cyclone dust collector comprises an air inlet tube, an air outlet tube, a cyclone air inlet, a cyclone air outlet, a flow guide body, a cloth bag or a filter cylinder, a fixed sealing cone, an ash bin, a mechanical rapping dust cleaning device or a pulse back-blowing device, wherein the flow guide body is arranged at the central part in the cyclone and is of a cylindrical or conical structure, a gap is reserved between the flow guide body and the inner wall of the cyclone, an air flow channel is arranged in the flow guide body, the upper part of the air flow channel in the flow guide body is communicated with the cyclone, the lower part of the air flow channel in the flow guide body is connected with the cloth bag or the filter cylinder, the sealing cone is arranged below the cloth bag or the filter cylinder, and the mechanical.
The central line of the flow guide body of the cylindrical or conical structure is superposed with the central line of the cyclone.
The lower part of the cyclone is in a cone-shaped shape, the bottom of the cone-shaped part is provided with an opening, the inner center part of the opening is provided with a flow guide body, the flow guide body is in a cylindrical or cone-shaped structure, the flow guide body is matched with the opening at the bottom of the cone-shaped part, and a gap is reserved between the flow guide body and the inner wall of the cone at the lower part of the cyclone.
The two ends of the cloth bag or the filter cylinder are of an opening structure, and the upper end of the cloth bag or the filter cylinder is connected to an airflow channel in the flow guide body.
The mechanical rapping dust-cleaning device or the gas pulse back-blowing dust-cleaning device is arranged at the bottom of the cloth bag or the filter cylinder and is used for cleaning the cloth bag or the filter cylinder.
The mechanical rapping dust-cleaning device is characterized in that a fixed sealing cone is arranged at the bottom of the cloth bag or the filter cylinder and is sealed at the lower end of the cloth bag or the filter cylinder. The mechanical rapping dust removal device can drive the cloth bag or the filter cylinder to move upwards and then fall down, so that dust on the cloth bag or the filter cylinder falls off, meanwhile, in the process of moving the cloth bag or the filter cylinder upwards, a gap can be formed between the lower part of the cloth bag or the filter cylinder and the fixed sealing cone, dust in the cloth bag or the filter cylinder can also fall down into the dust hopper, after the cloth bag or the filter cylinder falls down, the lower part of the cloth bag or the filter cylinder is tightly contacted with the fixed sealing cone without a gap, and the sealing effect is achieved.
The gas pulse back-blowing ash removal device is characterized in that a back-blowing pipe is arranged in a cloth bag or a filter drum, back-blowing holes are fully distributed around the back-blowing pipe, and pulse back-blowing is carried out under the action of an electromagnetic pulse valve.
After the dust-containing flue gas enters the cyclone, most of dust in the flue gas is concentrated on the side wall of the cyclone under the action of the external spiral airflow, most of the dust-containing flue gas enters the dust bin through a gap between the side wall of the lower part of the cyclone and the flow guide body, most of the dust in the dust-containing flue gas is settled in the dust bin, the rest dust-containing flue gas filters the dust through the cloth bag or the filter cartridge, the purified clean airflow enters the cyclone internal cyclone through the airflow channel in the flow guide body under the adsorption of the spiral airflow in the cyclone, and is discharged out of the air outlet pipe; the outer spiral airflow divides the inner spiral airflow, and the turbulent condition at the junction of the inner spiral airflow and the outer spiral airflow is relieved, so that dust entering the inner spiral airflow is reduced, and the dust removal efficiency is improved.
The cyclone is the known technical content in the technical field and can be directly purchased from the market.
The utility model has the advantages that: firstly, a part of external spiral airflow enters the ash bin and then enters the internal spiral airflow of the cyclone from the airflow channel in the flow guide body, so that the dust concentration at the intersection of the internal and external spiral airflows of the cyclone is reduced, the dust entering the internal spiral airflow is correspondingly reduced, and the dust removal efficiency is improved; secondly, a part of external spiral airflow is introduced into the ash bin from the gap between the flow guide body and the side wall of the lower part of the cyclone, and is filtered by the cloth bag or the filter drum, almost no dust particles enter the internal spiral airflow of the cyclone, and the dust removal efficiency is greatly increased.
Drawings
Fig. 1 is a schematic view of an embodiment of the present invention;
FIG. 2 is a schematic view of a second embodiment of the present invention;
in the figure: the device comprises an ash bin 1, a cloth bag or a filter cartridge 2, a flow guide body 3, a cyclone 4, an air inlet pipe 5, a cyclone air outlet pipe 6, an air outlet pipe 7, a cyclone air inlet pipe 8, a mechanical rapping dust cleaning device or a gas back blowing device 9, a sealing cone 10, an internal spiral air flow 11 and an external spiral air flow 12.
Detailed Description
The invention will be further explained by way of example with reference to the accompanying drawings.
A multi-tube cyclone dust collector comprises an ash bin 1, a cloth bag or a filter cartridge 2, a cyclone 4, an air inlet pipe 5, a cyclone air outlet pipe 6, an air outlet pipe 7 and a cyclone air inlet pipe 8, wherein the ash bin 1 is provided with the air inlet pipe 5 and the air outlet pipe 7, a plurality of cyclones 4 are arranged in the ash bin 1, the top parts of the cyclones 4 are provided with the cyclone air inlet pipe 8, the air inlets of the cyclone air outlet pipes 6 are arranged in the middle parts of the cyclones 4, the central part in the cyclone 4 is provided with a flow guide body, the flow guide body is of a cylindrical or conical structure, a certain gap is reserved between the flow guide body and the inner wall of the cyclone 4, an air flow channel is arranged in the flow guide body, the upper part of the air flow channel in the flow guide body is communicated with the cyclone 4, the lower part of the air flow channel in the flow guide body is connected with a cloth bag or a filter cylinder 2, a sealing cone 10 is arranged below the cloth bag or the filter cylinder 2, and the cloth bag or the filter cylinder 2 is provided with a mechanical rapping dust removal device or a gas.
The utility model has the same structural form of the upper part of the cyclone 4 as the traditional multi-pipe cyclone dust collector, and the difference is that a flow deflector is added at the central part in the cyclone 4, a cloth bag or a filter cylinder 2 is arranged below the flow deflector, a sealing cone 10 is arranged below the cloth bag or the filter cylinder, and a mechanical rapping dust cleaning device or a gas pulse back-blowing dust cleaning device 9 is arranged on the cloth bag or the filter cylinder 2; the flow guide body is in a cylindrical or conical structure, an air flow channel is arranged on the inner side of the flow guide body, a certain gap is reserved between the flow guide body and the inner wall of the cyclone 4, the upper part of the flow guide body is communicated with the inner cyclone of the cyclone, and the lower part of the flow guide body is connected with the cloth bag or the filter cartridge 2; the material of the cloth bag or the filter cylinder 2 is not limited to normal temperature and high temperature resistant materials such as high temperature resistant glass fiber and the like.
The central line of the flow guide body of the cylindrical or conical structure is superposed with the central line of the cyclone.
The lower part of the cyclone is in a cone-shaped shape, the bottom of the cone-shaped part is provided with an opening, the inner center part of the opening is provided with a flow guide body, the flow guide body is in a cylindrical or cone-shaped structure, the flow guide body is matched with the opening at the bottom of the cone-shaped part, and a gap is reserved between the flow guide body and the inner wall of the cone at the lower part of the cyclone.
The two ends of the cloth bag or the filter cylinder are of an opening structure, and the upper end of the cloth bag or the filter cylinder is connected to an airflow channel in the flow guide body.
The mechanical rapping dust-cleaning device or the gas pulse back-blowing dust-cleaning device is arranged at the bottom of the cloth bag or the filter cylinder and is used for cleaning the cloth bag or the filter cylinder.
In the first embodiment, referring to fig. 1, the gas pulse back-blowing ash removal device is shown; a back-blowing pipe is arranged in the cloth bag or the filter cylinder, back-blowing holes are fully distributed around the back-blowing pipe, and pulse back-blowing is carried out under the action of an electromagnetic pulse valve.
In the second embodiment, referring to fig. 2, a mechanical rapping dust-removing device is used, and a fixed sealing cone 10 is arranged at the bottom of a cloth bag or a filter cylinder and sealed at the lower end of the cloth bag or the filter cylinder. The mechanical rapping dust removal device can drive the cloth bag or the filter cylinder to move upwards and then fall down, so that dust on the cloth bag or the filter cylinder falls off, meanwhile, in the process of moving the cloth bag or the filter cylinder upwards, a gap can be formed between the lower part of the cloth bag or the filter cylinder and the fixed sealing cone, dust in the cloth bag or the filter cylinder can also fall down into the dust hopper, after the cloth bag or the filter cylinder falls down, the lower part of the cloth bag or the filter cylinder is tightly contacted with the fixed sealing cone without a gap, and the sealing effect is achieved. The lower part of the cloth bag or the filter cylinder 2 is connected with a fixed sealing cone 10 in a matching way, and the cloth bag or the filter cylinder 2 is provided with a mechanical rapping dust cleaning device.
In this embodiment, the cloth bag or filter cartridge is matched with a mechanical rapping dust-cleaning device. The mechanical rapping dust removal device can drive the cloth bag or the filter cylinder to move upwards and then fall down, so that dust on the cloth bag or the filter cylinder falls off, meanwhile, in the process of moving the cloth bag or the filter cylinder upwards, a gap can be formed between the lower part of the cloth bag or the filter cylinder and the fixed sealing cone 10, dust in the cloth bag or the filter cylinder can also fall down into the dust hopper, after the cloth bag or the filter cylinder falls down, the lower part of the cloth bag or the filter cylinder is tightly contacted with the fixed sealing cone without a gap, and the sealing effect is achieved. When the cloth bag or the filter cylinder 2 is used for cleaning ash, the cloth bag or the filter cylinder 2 moves upwards under the action of a mechanical rapping ash cleaning device, then descends by means of gravity and collides with the sealing cone to realize the ash cleaning function; when the cloth bag or the filter cylinder 2 moves upwards, a certain gap is formed between the bottom of the cloth bag or the filter cylinder 2 and the sealing cone 10, and part of dust in the internal spiral airflow enters the dust bin 1 from the gap.
When the cyclone 4 works, the dust-containing flue gas forms a downward outer spiral airflow in the cyclone 4, the outer spiral airflow speed is faster as the diameter of the cylinder is smaller, the dust particle separation effect in the dust-containing flue gas is better, after the dust-containing flue gas enters the lower part of the cyclone 4, the dust airflow close to the cylinder wall enters the dust bin through a gap reserved between the guide body and the inner wall of the cyclone under the suction effect of the outer cyclone airflow of the cyclone, most dust in the dust-containing flue gas is settled in the dust bin 1, after the residual dust-containing flue gas is filtered by the cloth bag or the filter cylinder 2, the dust can be adsorbed on the cloth bag or the filter cylinder 2 and falls into the dust bin 1 through vibration or back blowing, and the filtered and purified clean airflow enters the inner spiral airflow of the cyclone; part of the outer spiral airflow forms an upward inner rotational flow at the center of the lower part of the rotational flow piece, and part of the outer spiral airflow is absorbed into the inner spiral airflow from the airflow channel in the flow guide body by the split inner rotational flow, so that the turbulent flow state at the intersection of the inner and outer spiral airflows is relieved, the dust carried by the inner spiral airflow is reduced, and the dust removal efficiency is greatly improved.
Claims (6)
1. The utility model provides a multitube cyclone, contains grey storehouse (1), sack or strain a section of thick bamboo (2), whirl (4), intake pipe (5), whirl outlet duct (6), outlet duct (7) and whirl inlet duct (8), and grey storehouse (1) is equipped with intake pipe (5) and outlet duct (7), and a plurality of whirl (4) set up in grey storehouse (1), its characterized in that: the central part in the cyclone (4) is provided with a flow guide body (3), the flow guide body is of a cylindrical or conical structure, a gap is reserved between the flow guide body and the inner wall of the cyclone (4), an air flow channel is arranged in the flow guide body, the upper part of the air flow channel in the flow guide body is communicated with the cyclone (4), the lower part of the air flow channel in the flow guide body is connected with a cloth bag or a filter cylinder (2), and the cloth bag or the filter cylinder (2) is matched with and provided with a mechanical rapping dust removal device or a gas pulse back-blowing dust removal device.
2. A multi-cyclone dust collector as claimed in claim 1, wherein: the central line of the flow guide body of the cylindrical or conical structure is superposed with the central line of the cyclone (4).
3. A multi-cyclone dust collector as claimed in claim 1 or 2, wherein: the lower part of the cyclone is in a cone-shaped shape, the bottom of the cone-shaped part is provided with an opening, the inner center part of the opening is provided with a flow guide body, the flow guide body is matched with the opening at the bottom of the cone-shaped part, and a gap is reserved between the flow guide body and the inner wall of the cone at the lower part of the cyclone.
4. A multi-cyclone dust collector as claimed in claim 1 or 2, wherein: the two ends of the cloth bag or the filter cylinder (2) are of an open structure, and the upper end of the cloth bag or the filter cylinder (2) is connected with an airflow channel in the flow guide body.
5. A multi-cyclone dust collector as claimed in claim 1, wherein: the mechanical rapping dust-cleaning device is characterized in that a fixed sealing cone (10) is arranged at the bottom of a cloth bag or a filter cylinder (2) and is sealed at the lower end of the cloth bag or the filter cylinder.
6. A multi-cyclone dust collector as claimed in claim 1, wherein: the gas pulse back-blowing ash removal device is characterized in that a back-blowing pipe is arranged in a cloth bag or a filter drum, back-blowing holes are fully distributed around the back-blowing pipe, and pulse back-blowing is carried out under the action of an electromagnetic pulse valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921989552.4U CN211069531U (en) | 2019-11-18 | 2019-11-18 | Multi-pipe cyclone dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921989552.4U CN211069531U (en) | 2019-11-18 | 2019-11-18 | Multi-pipe cyclone dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN211069531U true CN211069531U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921989552.4U Active CN211069531U (en) | 2019-11-18 | 2019-11-18 | Multi-pipe cyclone dust collector |
Country Status (1)
| Country | Link |
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| CN (1) | CN211069531U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652830A (en) * | 2019-11-18 | 2020-01-07 | 秦皇岛中青冶金阀门有限公司 | Multi-pipe cyclone dust collector and dust collection method |
| CN114984673A (en) * | 2022-04-29 | 2022-09-02 | 中冶长天国际工程有限责任公司 | Dust remover and dust removing method |
-
2019
- 2019-11-18 CN CN201921989552.4U patent/CN211069531U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652830A (en) * | 2019-11-18 | 2020-01-07 | 秦皇岛中青冶金阀门有限公司 | Multi-pipe cyclone dust collector and dust collection method |
| CN114984673A (en) * | 2022-04-29 | 2022-09-02 | 中冶长天国际工程有限责任公司 | Dust remover and dust removing method |
| CN114984673B (en) * | 2022-04-29 | 2023-09-01 | 中冶长天国际工程有限责任公司 | Dust remover and dust removing method |
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