CN112221297A - Twin-tub series-type cyclone separator - Google Patents
Twin-tub series-type cyclone separator Download PDFInfo
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- CN112221297A CN112221297A CN202011238701.0A CN202011238701A CN112221297A CN 112221297 A CN112221297 A CN 112221297A CN 202011238701 A CN202011238701 A CN 202011238701A CN 112221297 A CN112221297 A CN 112221297A
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- stage separation
- barrel
- separation barrel
- separation
- cyclone separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses a double-barrel series type cyclone separator, which belongs to the technical field of hazardous chemical treatment and comprises a front-stage separation barrel and a rear-stage separation barrel, wherein the pipe diameter of the front-stage separation barrel is larger than that of the rear-stage separation barrel, an air outlet of the front-stage separation barrel is connected with an air inlet of the rear-stage separation barrel, a fan is connected between the air outlet of the front-stage separation barrel and the air inlet of the rear-stage separation barrel and enables the front-stage separation barrel to be of a negative pressure structure, the rear-stage separation barrel to be of a positive pressure structure, the fan is arranged at the top of the front-stage separation barrel and is vertically arranged, a spraying component is arranged in the rear-stage separation barrel, and the spraying. After this scheme of adoption, can improve cyclone's separation efficiency.
Description
Technical Field
The invention relates to the field of hazardous chemical treatment, in particular to a double-barrel serial cyclone separator.
Background
In industrial production, particularly in hazardous chemical treatment operation, procedures such as crushing, heating, baking or powder treatment are generally required, and in the procedures, a large amount of dust air is often generated, and how to treat dust or oil is particularly important.
Cyclone separator is a kind of equipment used for separating gas-solid system or liquid-solid system. The working principle is that solid particles or liquid drops with larger inertial centrifugal force are thrown to the outer wall surface to be separated by the rotary motion caused by tangential introduction of air flow, and the separation device is widely used in industry. The cyclone separator has the advantages of simple structure, high separation efficiency, convenient maintenance, capability of working stably and durably under severe working conditions such as high temperature and high pressure and the like.
However, in the existing cyclone separator, the cyclone separator is usually used for primary separation, particles or liquid drops with larger diameter or weight are separated through the cyclone separator, and then secondary separation is carried out through the dust removal bag at the output end.
The inventor researches the cyclone separator and develops a double-barrel series type cyclone separator to improve the separation efficiency of the cyclone separator.
Disclosure of Invention
The invention aims to provide a double-barrel serial cyclone separator to improve the separation efficiency of the cyclone separator.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the utility model provides a tandem type cyclone separator of twin-tub, includes preceding stage separation bucket and back level separation bucket, the pipe diameter of preceding stage separation bucket is greater than back level separation bucket, and the air outlet of preceding stage separation bucket and the air intake connection of back level separation bucket are connected with the fan between the air outlet of preceding stage separation bucket and the air intake of back level separation bucket to make preceding stage separation bucket be the negative pressure structure, back level separation bucket is malleation structure, the fan is arranged at the top of preceding stage separation bucket to become the vertical arrangement state, be equipped with the spraying part in the back level separation bucket, the spraying part is connected with pipeline and force pump.
Further, the spraying part is arranged at an air inlet of the rear-stage separation barrel and comprises a plurality of spraying nozzles. The inside small particulate matter that is used for adsorbing of back level separation bucket to through a plurality of fog nozzles, realize more comprehensive mixing and adsorb.
Further, the spraying direction of the spraying part is consistent with the gas conveying direction. The adsorption is more uniform, and the air flow conveying speed is not reduced.
Furthermore, the air inlet of the fan is connected with the air outlet of the front-stage separation barrel, and the air outlet of the fan is connected with the air inlet of the rear-stage separation barrel.
Further, the outer wall of the rear-stage separation barrel is provided with a condensing part, and the condensing part is configured to reduce the temperature of the barrel wall of the rear-stage separation barrel.
Further, the condensing part is a compression exchange refrigeration structure.
Furthermore, the outer wall of the rear separation barrel is provided with a heat insulation structure.
After this scheme of adoption, contrast prior art has following benefit:
according to the double-barrel serial cyclone separator, the front-stage separation barrel and the rear-stage separation barrel are subjected to cyclone separation operation in a serial connection mode, the arrangement of the front-stage separation barrel negative pressure structure and the rear-stage separation barrel positive pressure structure is realized through the fan arranged at the top of the front-stage separation barrel, so that the front-stage separation barrel is used for separating particles with larger diameters or weights, the rear-stage separation barrel is used for separating particles with smaller diameters or lighter weights, the separation efficiency is improved, and the workload of the subsequent process for carrying out the next separation operation is reduced;
this scheme a twin-tub serial-type cyclone adopts a fan structure to realize two sets of separation operation, under equal energy consumption effect, realize high-efficient separation operation, and the pipeline of gas transmission need not any bending type, the pipeline is also very succinct, gas transmission's efficiency has been improved greatly, in order to detach small particulate matter better, arrange the spraying part at the poststage separation bucket, thereby be used for adsorbing small particulate matter, and make it inside the poststage separation bucket, under the cyclone centrifugal action, realize with gaseous separation operation, so this scheme separation is effectual, the energy consumption is low, it is convenient to implement, has better popularization meaning.
Drawings
Fig. 1 is a schematic view of the overall structure of the preferred embodiment.
Fig. 2 is a schematic view of a fan structure.
Fig. 3 is an exploded view of the fan.
FIG. 4 is a schematic view of a rear separation barrel structure.
Detailed Description
The original intention of this scheme is to provide a front and back twin-tub formula cyclone, realizes the high-efficient separation operation of two groups separation bucket through a fan, and wherein preceding stage separation bucket is used for separating the particulate matter that enlarges to carry out preliminary separation operation high-efficiently, back level separation bucket is used for separating less particulate matter meticulously, thereby realizes the separation of higher rank, also provides support for the separation operation of subsequence.
Referring to fig. 1, a double-tub series type cyclone separator includes a front separation tub 2 and a rear separation tub 3, the front separation tub 2 has a pipe diameter larger than that of the rear separation tub 3, a blower 1 is connected between an air outlet of the front separation tub 2 and an air inlet of the rear separation tub 3, the front separation tub 2 is in a negative pressure structure and the rear separation tub 3 is in a positive pressure structure by the blower 1, and the blower 1 is disposed at the top of the front separation tub 2 and is vertically disposed.
Referring to fig. 2 and 3, the blower 1 includes a volute casing 10, an impeller assembly 11 and a motor 12, the volute casing 10 includes an upper plate 101 and a lower plate 102, a protruding guide hole 103 is provided at the center of the lower plate 102, the guide hole 103 is used for connecting an air outlet pipe of the pre-separation barrel 2, and the air inside the pre-separation barrel 2 is sucked into the blower 1 in a vertical upward direction;
the impeller assembly 11 is arranged in a manner of aligning in the center inside the volute casing 10, the impeller assembly 11 comprises blades 111, a rear disk 112, a front disk 113 and a conical head 114, wherein the number of the blades 111 is 13, the blades 111 are arranged on the rear disk 112 in a manner of aligning in the center, in order to improve the structural strength, a groove 115 is cut on the rear disk 112, the top of each blade 111 can be inserted into the groove 115, the blades 111 and the rear disk 112 are tightly fixed through welding and grinding, in order to better fix the blades 111 and improve the efficiency of the fan and reduce the formation of turbulence, an annular front disk 114 is connected to the bottom of each blade 111, a convex guide hole 116 is arranged at the center of the front disk 114, the guide hole 116 is used for guiding gas to the inside of the impeller assembly 11, the conical head 114 is arranged at the center of the rear disk 112, the conical head 114 is used for guiding gas flow and reducing the convergence of the gas in the center of the impeller 11, in order to improve the wind guiding effect of the blades 111, a part of the blades 111 are fitted into the edge of the conical head 114, and the guide hole 103 provided at the center of the lower plate 102 has a structure matching the guide hole 116.
The back of the back disk 112 is connected with the framework through a mounting seat 121 and a bearing, the end of the mounting seat 121 is connected with a coupling 122, the rear end of the coupling 122 is connected with the rotating shaft of the motor 12, the mounting of the whole system can be facilitated through the coupling 122, the heat insulation effect can be realized, and the heat of the impeller assembly 11 which is possibly high in heat during working is prevented from being transferred to the motor 12.
Referring to fig. 4, a spraying part is arranged in the rear separation barrel 3, the spraying part is used for releasing high-pressure water mist or water vapor into the rear separation barrel 3, a plurality of spraying nozzles 32 are arranged at the tail end of the spraying part, the spraying nozzles 32 are arranged at the air inlet of the rear separation barrel 3, particularly on the upper wall of the rear separation barrel, the spraying direction of the spraying part is consistent with the direction of the air conveyed by the fan 1, so that tiny particles in the air can be adsorbed, more comprehensive mixed adsorption is realized, the spraying nozzles 32 are connected with a pipeline and a pressure pump, and the pressure pump realizes that the spraying nozzles 32 continuously and efficiently realize spraying operation.
In order to better realize the efficient separation of the gas particles in the rear-stage separation barrel 3, a condensing part is arranged on the outer wall of the rear-stage separation barrel 3 and used for reducing the temperature of the barrel wall of the rear-stage separation barrel 3, so that the adsorption capacity of the particles subjected to spray treatment is improved;
in some embodiments, the condensing part may be a compression exchange refrigeration structure, i.e. the main body is similar to an air conditioner structure, and includes a compressor, a condenser, an evaporator and a connecting pipeline, the compressor applies work to the refrigerant in the pipeline, and realizes the heat absorption operation at the evaporator, a rotary communicating pipeline 33 is arranged on the outer wall of the rear-stage separation barrel 3, i.e. the operation of the evaporator is realized, and the cooling and heat absorption operation on the inner wall of the rear-stage separation barrel 3 is realized through a heat conducting pipe wall, and meanwhile, in order to play the role of heat preservation and heat insulation, a heat insulation protection structure 34 is arranged on the outer edge of the pipeline 33, and the heat insulation protection structure may be filled with a foaming heat insulation agent.
In practical application, gas containing a large amount of particulate matters, such as gas generated by a crusher, an incinerator, a drying device or other industrial devices, is sent to an air inlet of the preceding separation barrel 2 through a pipeline, particularly, under the high-efficiency action of the fan 1, the gas is sucked into the preceding separation barrel 2 and does spiral descending motion in the preceding separation barrel 2, the spiral motion generates centrifugal force, the particulate matters with larger weight are forced to impact the inner wall of the preceding separation barrel 2, the kinetic energy of the particulate matters is lost, the particulate matters slide down to the inner wall of the preceding ash hopper 31, pass through the middle pipe of the preceding separation barrel 2 through spiral descending, are vertically downwards sucked into the impeller assembly 11 of the fan 1, and are sent to the air inlet of the rear separation barrel 3 under the strong centrifugal action of the centrifugal force;
at the air inlet of the rear-stage separation barrel 3, the spray nozzle 32 sprays high-pressure water mist or water vapor with extremely tiny particles into the gas, the water mist or the water vapor is condensed into small water drops to adsorb smaller particles in the gas and realize spiral descending movement, and the temperature of the outer wall of the rear-stage separation barrel 3 is reduced under the action of the pipeline 33 and a condensing part, so that the water drops or the water vapor in the gas are liquefied, larger water drops are formed, the weight of the water drops is increased, the inner wall of the rear-stage separation barrel 3 is impacted in the spiral descending movement and slides down to the rear-stage collection barrel 32 along the inner wall, and the rear-stage collection barrel 32 can be connected with a pipeline to discharge the generated mixture in real time when necessary;
and the other relatively less particulate matter moves from the middle pipe of the rear-stage separation barrel 3 and is discharged at the air outlet of the rear-stage separation barrel 3, in some cases, the discharged gas can be directly discharged, and naturally, the air outlet of the rear-stage separation barrel 3 can be connected with a dust bag dust removal device or an electrostatic dust removal device if necessary, so that the gas discharge with high efficiency and high purity is realized.
In conclusion, according to the double-barrel serial cyclone separator, the front-stage separation barrel 2 and the rear-stage separation barrel 3 are subjected to cyclone separation operation in a serial connection mode, the arrangement of the negative pressure structure of the front-stage separation barrel 2 and the positive pressure structure of the rear-stage separation barrel 3 is realized through the fan 1 arranged at the top of the front-stage separation barrel 2, so that the front-stage separation barrel 2 is used for separating particles with larger diameters or weights, the rear-stage separation barrel 3 is used for separating particles with smaller diameters or lighter weights, the separation efficiency is improved, and the workload of the subsequent process for carrying out the next separation operation is reduced;
this scheme a two-tub serial-type cyclone adopts 1 structure of fan to realize two sets of separation operation, under equal energy consumption effect, realize high-efficient separation operation, and the pipeline of gas transmission need not any bending type, the pipeline is also very succinct, the efficiency of gas transmission has been improved greatly, in order to detach small particulate matter better, arrange the spraying part at back level separation bucket 3, thereby be used for adsorbing small particulate matter, thereby realize the gaseous separation operation of high-efficient high accuracy, so this scheme separation effect is good, the energy consumption is low, it is convenient to implement, has better popularization meaning.
Claims (6)
1. A twin-tub series cyclone separator is characterized in that: including preceding stage separation bucket and back level separation bucket, the pipe diameter of preceding stage separation bucket is greater than back level separation bucket, and the air outlet of preceding stage separation bucket and the air intake connection of back level separation bucket are connected with the fan between the air outlet of preceding stage separation bucket and the air intake of back level separation bucket to make preceding stage separation bucket be the negative pressure structure, back level separation bucket is malleation structure, the top at preceding stage separation bucket is arranged to the fan to become the vertical arrangement state, be equipped with the spraying part in the back level separation bucket, the spraying part is connected with pipeline and force pump.
2. The twin-tub tandem cyclone separator as claimed in claim 1, wherein: the spraying part is arranged at an air inlet of the rear-stage separation barrel and comprises a plurality of spraying nozzles.
3. A twin-tub tandem cyclone separator as claimed in claim 2, wherein: the spraying direction of the spraying component is consistent with the gas conveying direction.
4. The twin-tub tandem cyclone separator as claimed in claim 1, wherein: the air inlet of the fan is connected with the air outlet of the front-stage separation barrel, and the air outlet of the fan is connected with the air inlet of the rear-stage separation barrel.
5. The twin-tub tandem cyclone separator as claimed in claim 1, wherein: the outer wall of the rear separation barrel is provided with a condensing part which is configured to reduce the temperature of the barrel wall of the rear separation barrel.
6. The twin-tub tandem cyclone separator as claimed in claim 5, wherein: and the outer wall of the rear separation barrel is provided with a heat insulation structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011238701.0A CN112221297A (en) | 2020-11-09 | 2020-11-09 | Twin-tub series-type cyclone separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011238701.0A CN112221297A (en) | 2020-11-09 | 2020-11-09 | Twin-tub series-type cyclone separator |
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| Publication Number | Publication Date |
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| CN112221297A true CN112221297A (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011238701.0A Pending CN112221297A (en) | 2020-11-09 | 2020-11-09 | Twin-tub series-type cyclone separator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023029183A1 (en) * | 2021-09-03 | 2023-03-09 | 暨南大学 | Cyclone separation device and method |
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2020
- 2020-11-09 CN CN202011238701.0A patent/CN112221297A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023029183A1 (en) * | 2021-09-03 | 2023-03-09 | 暨南大学 | Cyclone separation device and method |
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