CN210495556U - Multi-stage filtering device for treating printing and dyeing waste gas - Google Patents
Multi-stage filtering device for treating printing and dyeing waste gas Download PDFInfo
- Publication number
- CN210495556U CN210495556U CN201921174521.3U CN201921174521U CN210495556U CN 210495556 U CN210495556 U CN 210495556U CN 201921174521 U CN201921174521 U CN 201921174521U CN 210495556 U CN210495556 U CN 210495556U
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- filtering
- waste gas
- shell
- air duct
- exhaust gas
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- 238000001914 filtration Methods 0.000 title claims abstract description 92
- 239000002912 waste gas Substances 0.000 title claims abstract description 38
- 238000004043 dyeing Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 122
- 238000004140 cleaning Methods 0.000 claims abstract description 28
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 28
- 231100000719 pollutant Toxicity 0.000 claims abstract description 28
- 238000005202 decontamination Methods 0.000 claims abstract description 22
- 230000003588 decontaminative effect Effects 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 8
- 206010004542 Bezoar Diseases 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 3
- -1 batting Substances 0.000 abstract 1
- 239000013618 particulate matter Substances 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 238000005201 scrubbing Methods 0.000 description 6
- 210000002268 wool Anatomy 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 244000144992 flock Species 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000009288 screen filtration Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a multistage filtering device for treating printing and dyeing waste gas, which comprises a shell, wherein one end of the shell is provided with a waste gas inlet, the other end of the shell is provided with a waste gas outlet, a wind channel for waste gas to pass through is arranged in the shell, a decontamination mechanism, a cleaning mechanism and at least two filtering mechanisms are arranged in the wind channel, and the bottom of the shell is provided with a pollutant collector communicated with the wind channel; the at least two filtering mechanisms are sequentially arranged along the waste gas inlet direction, two sides of the bottom of each filtering mechanism are rotatably connected to the side wall of the air duct, and the top of each filtering mechanism is connected to a hydraulic ejector rod; the hydraulic ejector rod is arranged on the bottom wall of the air duct and used for driving the filtering mechanism to switch between a horizontal state and a vertical state; the decontamination mechanism is arranged on the bottom wall of the air duct, and the cleaning mechanism is arranged on the top wall of the air duct. The utility model discloses a multistage filter device, the windage is little, filtration efficiency is high, can carry out comparatively thorough purification to pollutants such as the hair ball in the waste gas, batting, dust, particulate matter effectively.
Description
Technical Field
The utility model relates to a waste gas treatment equipment technical field, concretely relates to a multistage filter for handling printing and dyeing waste gas.
Background
The waste gas containing the mixture of the wool fibers, the particulate matters, the oil smoke, the wax, the VOCs and the like can be discharged in the textile printing and dyeing process, and the textile printing and dyeing process has the characteristics of high temperature, high humidity and strong adhesiveness. If the waste gas is directly discharged into the atmosphere, the waste gas can cause great pollution and influence the health of staff, residents and the ecological environment.
At present, the treatment of pollutants (floc and particulate matters) in discharged printing and dyeing waste gas generally adopts the modes of a filter screen, filter cotton, water washing filtration, movable circular screen filtration and the like. However, the above filtration method has many disadvantages: when a filter screen and filter cotton are used, the wind resistance is gradually increased and the energy consumption of the fan is increased because pollutants (lint and particles) are gradually accumulated, and meanwhile, manual cleaning is needed at regular time; the water washing and filtering can generate waste water, which not only generates water pollution, but also wastes water resources greatly; when the movable circular screen is used for filtering, because the rotary circular screen cannot be completely sealed, partial pollutants (catkins and particles) can directly pass through the gap, and the filtering efficiency is low.
The Chinese patent with the application number of 201620105964.7 discloses an intermittent automatic waste gas filtering and purifying device, which is characterized in that a decontamination mechanism and an automatic cleaning mechanism are arranged in a shell, and when pollutants on the filtration mechanism are gathered to a certain thickness, the decontamination mechanism is started by an automatic control system to decontaminate the filtration mechanism; when the filtering mechanism is blocked, the automatic cleaning mechanism is started through the automatic control system to automatically clean the filtering mechanism, and pollutants are removed and cleaned pollutants enter the automatic collector, so that the intermittent automatic filtering and purifying of waste gas are realized. However, the filtering and purifying device still has some disadvantages, such as the contact between the dirt removing mechanism and the filtering mechanism, which increases the wind resistance; pollutants such as the wool and the like are easy to attach to the brush during decontamination; the machine needs to be stopped when in dirt removal, and cannot work continuously, and the like.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a multistage filtering device for treating printing and dyeing waste gas, which has small wind resistance and high filtering efficiency, and can effectively and thoroughly purify pollutants such as hair ball, hair wool, dust, particulate matters and the like in the waste gas; and continuous work can be realized, and the treatment efficiency of waste gas is improved.
In order to solve the technical problem, the utility model provides a multistage filtering device for treating printing and dyeing waste gas, which comprises a shell, wherein one end of the shell is provided with a waste gas inlet, the other end of the shell is provided with a waste gas outlet, a wind channel for waste gas to pass through is arranged in the shell, a decontamination mechanism, a cleaning mechanism and at least two filtering mechanisms are arranged in the wind channel, and the bottom of the shell is provided with a pollutant collector communicated with the wind channel;
the at least two filtering mechanisms are sequentially arranged along the waste gas inlet direction, two sides of the bottom of each filtering mechanism are rotatably connected to the side wall of the air duct, and the top of each filtering mechanism is connected to a hydraulic ejector rod; the hydraulic ejector rod is arranged on the bottom wall of the air duct and used for driving the filtering mechanism to switch between a horizontal state and a vertical state; the decontamination mechanism is arranged on the bottom wall of the air duct and positioned above the pollutant collector, and when the filtering mechanism is in a horizontal state, the decontamination mechanism is in contact with the filtering mechanism; the cleaning mechanism is arranged on the top wall of the air duct and used for washing the filtering mechanism.
The utility model discloses in, when the pollutant of certain thickness has been accumulated on the filter mechanism, can greatly influence filtration efficiency. In the utility model, the filtering mechanism is switched from a vertical state to a horizontal state through the hydraulic ejector rod, the decontamination mechanism is contacted with the filtering mechanism at the moment, and pollutants deposited on the surface of the filtering mechanism can be cleaned by starting the decontamination mechanism; and then opening a cleaning mechanism at the top of the air duct, washing the filtering mechanism at high pressure to further remove pollutants, and allowing the washed pollutants to enter a pollutant collector along with water flow.
Furthermore, the scrubbing mechanism includes motor, driving fluted disc, driven fluted disc and suit in chain on driving fluted disc and the driven fluted disc, the motor is located on the outer wall of casing for drive driving fluted disc rotates, install a plurality of brushes on the chain.
Furthermore, each filtering mechanism comprises a filtering screen frame and a filtering screen arranged in the filtering screen frame.
Furthermore, the cleaning mechanism comprises a high-pressure water pipe arranged on the top wall of the air duct, and a plurality of cleaning nozzles are arranged on the high-pressure water pipe.
Further, each filtering mechanism is provided with a corresponding decontamination mechanism and a cleaning mechanism.
Furthermore, a plurality of wind pressure sensors are arranged in the waste gas inlet, the waste gas outlet and the air channel.
And further, the device also comprises a controller for controlling the movement of the decontamination mechanism, the cleaning mechanism and the hydraulic ejector rod, wherein the controller can receive the wind pressure detected by the wind pressure sensor and control when to start the decontamination mechanism, the cleaning mechanism and the hydraulic ejector rod according to the wind pressure.
The utility model has the advantages that:
1. compared with the prior art (Chinese patent with application number of 201620105964.7), the multi-stage filtering device of the utility model has the advantages that the decontamination mechanism is horizontally arranged below the filtering mechanism, thereby greatly reducing the wind resistance; and under operating condition, scrubbing mechanism can not construct into to shelter from to the filter, has promoted filterable efficiency greatly.
2. The utility model discloses a multistage filter equipment, wiper mechanism locate scrubbing mechanism's top, and wiper mechanism spun high-pressure rivers not only can wash filtering mechanism, can also wash away pollutants such as the hair ball that easily adheres to in scrubbing mechanism, batting simultaneously, have avoided manual clearance.
3. The utility model discloses a multistage filter device owing to set up two at least filter mechanism, when clearing up one of them filter mechanism, another filter mechanism still can normally work, need not the shut down, can continuous operation, has improved the treatment effeciency of waste gas.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the multistage filtration device of the present invention;
wherein: 100. a housing; 110. an exhaust gas inlet; 120. an exhaust gas outlet; 200. a filtering mechanism; 210. a hydraulic ejector rod; 310. a driving toothed disc 310; 320. a driven fluted disc; 330. a chain; 340. a brush; 400. a cleaning mechanism; 410. a high pressure water pipe; 420. cleaning the spray head; 500. a pollutant collector.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Examples
The embodiment discloses a multistage filtering device for treating printing and dyeing waste gas, which is used as one treatment equipment in a high-temperature printing and dyeing waste gas complete treatment equipment and is mainly used for removing impurities such as flocks, dust, particulate matters and the like in the waste gas.
Referring to fig. 1, the multistage filtering device includes a housing 100, an exhaust gas inlet 110 is disposed at one end of the housing 100, an exhaust gas outlet 120 is disposed at the other end of the housing 100, and an air duct for passing exhaust gas is disposed in the housing 100. A decontamination mechanism, a cleaning mechanism 400 and at least two filtering mechanisms 200 are arranged in the air duct, and a pollutant collector 500 communicated with the air duct is arranged at the bottom of the shell 100.
Specifically, the at least two filtering mechanisms 200 are sequentially arranged along the exhaust gas inlet direction, and preferably, the filtering mechanisms 200 are arranged in the air duct at the same distance from each other. Each filtering mechanism 200 comprises a filtering screen frame and a filtering screen arranged in the filtering screen frame, preferably, a plurality of filtering mechanisms 200 arranged along the air inlet direction, and the mesh diameters of the filtering screens are sequentially reduced, so that pollutants in the waste gas can be thoroughly removed.
The two sides of the bottom of the filtering mechanism 200 are rotatably connected to the side walls of the air duct, and the top of the filtering mechanism is connected to a hydraulic ejector rod 210. The hydraulic ejector rod 210 is arranged on the bottom wall of the air duct and used for driving the filtering mechanism 200 to be switched between a horizontal state and a vertical state.
The dirt removing mechanism is arranged on the bottom wall of the air duct and above the pollutant collector 500, and comprises a motor, a driving fluted disc 310, a driven fluted disc 320 and a chain 330 sleeved on the driving fluted disc 310 and the driven fluted disc 320. The motor is disposed on the outer wall of the housing 100 and is used for driving the driving fluted disc 310 to rotate, and the chain 330 is provided with a plurality of brushes 340. When the filter mechanism 200 is in the horizontal state, the brush 340 on the chain 330 contacts with the surface of the filter screen, so that the accumulated pollutants on the filter screen can be removed.
The cleaning mechanism 400 is disposed on the top wall of the air duct, and includes a high pressure water pipe 410 mounted on the top wall of the air duct, and a plurality of cleaning nozzles 420 are sequentially disposed on the high pressure water pipe 410 along the length direction for washing the filtering mechanism 200 below.
The utility model discloses in, a plurality of filtering mechanism 200 can share same scrubbing mechanism and wiper mechanism 400, also every filtering mechanism 200 sets up a scrubbing mechanism and wiper mechanism 400 alone.
In one embodiment, the multi-stage filtering apparatus further comprises a controller, and a plurality of wind pressure sensors are disposed in the exhaust inlet 110, the exhaust outlet 120, and the wind channel. The controller can receive the wind pressure data detected by the wind pressure sensor and control when to start the decontamination mechanism, the cleaning mechanism 400 and the hydraulic ejector rod 210 according to the wind pressure data. When the air pressure at the rear side of a certain filtering mechanism 200 is too low, the controller controls the corresponding hydraulic ejector rod to descend, so that the filtering mechanism 200 is in a horizontal state; then, starting a motor of the dirt removing mechanism to rotate the chain 330 to drive the brush 340 to clean the pollutants on the filter screen; meanwhile, the cleaning mechanism 400 is started to wash the filter screen, and the washed pollutants enter the pollutant collector 500; and finally, closing the decontamination mechanism and the cleaning mechanism 400, and simultaneously jacking up the filtering mechanism 200 by the hydraulic ejector rod to finish cleaning.
In the multistage filtering device of the embodiment, the dirt removing mechanism is horizontally arranged below the filtering mechanism 200, so that the wind resistance is greatly reduced; in addition, in the working state, the dirt removing mechanism can not shield the filtering mechanism 200, so that the filtering efficiency is greatly improved; secondly, because the cleaning mechanism 400 is arranged above the decontamination mechanism, the high-pressure water flow sprayed by the cleaning mechanism 400 not only can wash the filtering mechanism 200, but also can wash away pollutants such as hair balls and hair flocks which are easy to adhere to the decontamination mechanism, thereby avoiding manual cleaning; finally, because at least two filtering mechanisms 200 are arranged in the shell 100, when one filtering mechanism 200 is cleaned, the other filtering mechanism 200 can still work normally without stopping, and can work continuously, thereby improving the waste gas treatment efficiency.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (7)
1. A multi-stage filtering device for treating printing and dyeing waste gas comprises a shell, wherein one end of the shell is provided with a waste gas inlet, the other end of the shell is provided with a waste gas outlet, and an air channel for waste gas to pass through is arranged in the shell;
the at least two filtering mechanisms are sequentially arranged along the waste gas inlet direction, two sides of the bottom of each filtering mechanism are rotatably connected to the side wall of the air duct, and the top of each filtering mechanism is connected to a hydraulic ejector rod; the hydraulic ejector rod is arranged on the bottom wall of the air duct and used for driving the filtering mechanism to switch between a horizontal state and a vertical state; the decontamination mechanism is arranged on the bottom wall of the air duct and positioned above the pollutant collector, and when the filtering mechanism is in a horizontal state, the decontamination mechanism is in contact with the filtering mechanism; the cleaning mechanism is arranged on the top wall of the air duct and used for washing the filtering mechanism.
2. The multi-stage filtering device for treating printing and dyeing waste gas according to claim 1, wherein the dirt removing mechanism comprises a motor, a driving fluted disc, a driven fluted disc and a chain sleeved on the driving fluted disc and the driven fluted disc, the motor is arranged on the outer wall of the shell and used for driving the driving fluted disc to rotate, and a plurality of brushes are arranged on the chain.
3. The multi-stage filtration apparatus for treating printing and dyeing exhaust gas according to claim 1, wherein each filter mechanism includes a filter frame and a filter screen disposed in the filter frame.
4. The multi-stage filtering device for treating printing and dyeing exhaust gas according to claim 1, wherein the washing mechanism comprises a high pressure water pipe installed on the top wall of the air duct, and the high pressure water pipe is provided with a plurality of washing nozzles.
5. The multi-stage filtration apparatus for treating printing and dyeing exhaust gas according to claim 4, wherein each filtration mechanism has a corresponding decontamination mechanism and a cleaning mechanism.
6. The multi-stage filtration apparatus for treating printing and dyeing exhaust gas according to claim 1, wherein a plurality of wind pressure sensors are disposed in the exhaust gas inlet, the exhaust gas outlet and the wind channel.
7. The multi-stage filtration apparatus for treating printing and dyeing exhaust gas according to claim 1, further comprising a controller for controlling the decontaminating mechanism, the cleaning mechanism and the movement of the hydraulic jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921174521.3U CN210495556U (en) | 2019-07-24 | 2019-07-24 | Multi-stage filtering device for treating printing and dyeing waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921174521.3U CN210495556U (en) | 2019-07-24 | 2019-07-24 | Multi-stage filtering device for treating printing and dyeing waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210495556U true CN210495556U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921174521.3U Expired - Fee Related CN210495556U (en) | 2019-07-24 | 2019-07-24 | Multi-stage filtering device for treating printing and dyeing waste gas |
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| Country | Link |
|---|---|
| CN (1) | CN210495556U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760394A (en) * | 2020-07-23 | 2020-10-13 | 钱广书 | Double-layer internal-retreating type printing and dyeing waste gas treatment equipment |
-
2019
- 2019-07-24 CN CN201921174521.3U patent/CN210495556U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760394A (en) * | 2020-07-23 | 2020-10-13 | 钱广书 | Double-layer internal-retreating type printing and dyeing waste gas treatment equipment |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200512 |
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| CF01 | Termination of patent right due to non-payment of annual fee |