CN207237554U - A kind of dedusting filter - Google Patents
A kind of dedusting filter Download PDFInfo
- Publication number
- CN207237554U CN207237554U CN201721148924.1U CN201721148924U CN207237554U CN 207237554 U CN207237554 U CN 207237554U CN 201721148924 U CN201721148924 U CN 201721148924U CN 207237554 U CN207237554 U CN 207237554U
- Authority
- CN
- China
- Prior art keywords
- cistern
- fixedly connected
- dust removal
- water
- acidity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000000428 dust Substances 0.000 claims abstract description 42
- 238000001914 filtration Methods 0.000 claims abstract description 38
- 239000007921 spray Substances 0.000 claims abstract description 30
- 238000007599 discharging Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000126 substance Substances 0.000 abstract description 13
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract description 8
- 239000007864 aqueous solution Substances 0.000 description 19
- 239000002585 base Substances 0.000 description 8
- 239000002253 acid Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005507 spraying Methods 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 238000005453 pelletization Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005367 electrostatic precipitation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of dedusting filter, including dust removal and filtration tower, the bottom on the left of the dust removal and filtration tower is communicated with air inlet pipe, and offgas duct is communicated with the top of the dust removal and filtration tower, and the bottom of the dust removal and filtration tower is fixedly connected with cistern；The surface of cistern inner wall is fixedly connected with filter plate, bottom on the right side of cistern is communicated with water-supply-pipe, the one end of water-supply-pipe away from cistern is fixedly connected with water pump, the top of water pump is connected by water-supply-pipe with the top on the right side of dust removal and filtration tower, and the position of the surface of dust removal and filtration inner wall of tower and corresponding spray tube is fixedly connected with spray head.The cooperation that the utility model passes through water pump, spray tube, the first acidity-basicity sensor, the second acidity-basicity sensor, aqueous slkali holding vessel, woven hose and electrically operated valve, chemical industry tail gas is solved in acidity, when sour gas is dissolved in water, water also can be in acidity, inner wall can be caused to corrode, so that the problem of influencing dedusting filter service life.
Description
Technical field
Technical field of chemical is the utility model is related to, is specially a kind of dedusting filter.
Background technology
In existing chemical industry tail gas dust pelletizing system, there are cyclone dust removal, bag-type dust, spraying and dedusting, electrostatic precipitation etc..With
It is cyclone dust removal and spraying and dedusting to obtain most commonly used, and wherein cyclone dust removal mainly produces centrifugal force using flow rotation, so that
Dust separation is removed, then air-flow is directly discharged into air, and shortcoming is：Dedusting is not thorough, and is extremely difficult to environmental requirement,
There is very big visual angle pollution；And known spraying and dedusting, including gas wash tower, pipe high-pressure water spray, the tail gas of airflow baffle
Dust pelletizing system, mainly directly sprays air-flow using high pressure water, and problem is：Need water big, dedusting is not thorough, the operation of input
Cost is very high, and a kind of chemical industry tail gas dust pelletizing system is proposed in Chinese utility model CN205832844U, which needs
Water is small, and the cost that puts into effect is low, can reach environmental requirement；The washings of washings collecting pit can repeat to make after treatment
With, but since chemical industry tail gas is in acidity, when sour gas is dissolved in water, water also can be in acidity, and inner wall can be caused to corrode, so that
The service life of dedusting filter is influenced, for this reason, a kind of it is proposed that dedusting filter.
Utility model content
The purpose of this utility model is to provide a kind of dedusting filter, possess and aqueous solution is recycled, together
When avoid sour gas dress ornament filtration apparatus so that the advantages of extending filtration apparatus service life, solve chemical industry tail gas in acid
Property, when sour gas is dissolved in water, water also can be in acidity, and inner wall can be caused to corrode, so as to influence dedusting filter use
The problem of service life.
To achieve the above object, the utility model provides following technical solution：A kind of dedusting filter, including dedusting
Filter tower, the bottom on the left of the dust removal and filtration tower are communicated with air inlet pipe, are communicated with offgas duct at the top of the dust removal and filtration tower, institute
The bottom for stating dust removal and filtration tower is fixedly connected with cistern；
The surface of the cistern inner wall is fixedly connected with filter plate, and the bottom on the right side of the cistern is communicated with water delivery
Pipe, the one end of the water-supply-pipe away from cistern are fixedly connected with water pump, and the top of the water pump passes through water-supply-pipe and dedusting
The position of top connection on the right side of filter tower, the surface of the dust removal and filtration inner wall of tower and corresponding spray tube is fixedly connected with spray
Head, the left end of the spray tube are connected through dust removal and filtration tower and with spray head, the left side of the cistern inner wall and are located at
The bottom of filter plate is fixedly connected with the first acidity-basicity sensor, and the second acid is fixedly connected with the left of the dust removal and filtration inner wall of tower
Alkalinity sensor, aqueous slkali holding vessel is fixedly connected with the right side of the cistern, and the front of the aqueous slkali holding vessel is fixed
Control board is connected with, the front of the control board is fixedly connected with touch-screen, the front of the aqueous slkali holding vessel
And alarm is fixedly connected with the top of control board, the bottom of the aqueous slkali holding vessel is communicated with woven hose, institute
The surface for stating woven hose is fixedly connected with electrically operated valve, and cistern is run through simultaneously in the one end of the woven hose away from aqueous slkali holding vessel
The inside of cistern is extended to, the bottom of the dust removal and filtration tower and the top of cistern offer return port；
The output with the first acidity-basicity sensor and the second acidity-basicity sensor respectively of the input terminal of the control board
End is unidirectional to be electrically connected, and the output terminal of the control board is unidirectional with the input terminal of water pump, alarm and electrically operated valve respectively
It is electrically connected, the control board and the two-way electric connection of touch-screen.
Preferably, the left side of the cistern and slag-drip opening, a left side for the cistern are offered at the top of the filter plate
The side and position of corresponding slag-drip opening is fixedly connected with dreg discharging box.
Preferably, the top movable of the dreg discharging box is connected with sealing plate, is provided between the dreg discharging box and sealing plate
Gasket.
Preferably, the left side of the filter plate is less than right side, and the filter plate is relative to the bottom plate of cistern in 30 degree of folders
Angle.
Preferably, the top on the left of the cistern is communicated with water inlet pipe, and the bottom on the right side of the cistern is communicated with out
Water pipe.
Compared with prior art, the beneficial effects of the utility model are as follows：
1st, the utility model can be recycled the aqueous solution after processing by the way that there is provided filter plate, filter plate, be led to
Cross that there is provided water pump and spray tube to carry out spraying and dedusting to tail gas repeatedly, by the way that there is provided the first acidity-basicity sensor and the
Two acidity-basicity sensors, the first acidity-basicity sensor can detect the acid-base value of aqueous solution in cistern, the second acid-base value sensing
Device can be with the acid-base value of aqueous solution in dust removal and filtration tower, due to typically containing element sulphur in chemical industry tail gas, the aqueous solution after spray
It is general present it is acid, when the first acidity-basicity sensor or the second acidity-basicity sensor detect aqueous solution in it is acid when, open electricity
Movable valve, to adding aqueous slkali in cistern, achievees the purpose that neutralization, avoids acidic aqueous solution from corroding dedusting filter, leads to
Cross water pump, spray tube, the first acidity-basicity sensor, the second acidity-basicity sensor, aqueous slkali holding vessel, woven hose and electrically operated valve
Cooperation, solve chemical industry tail gas in acidity, when sour gas is dissolved in water, water also can be in acidity, inner wall can be caused to corrode,
So as to the problem of influencing dedusting filter service life.
2nd, the utility model can be collected the filter residue of filter plate by the way that there is provided dreg discharging box, dreg discharging box, lead to
Cross and be provided with slag-drip opening, facilitate cistern to carry out deslagging, by there is provided sealing plate, ensure that the leakproofness of dreg discharging box, passing through
Filter plate is kept certain inclination angle so that filter residue can be discharged by slag-drip opening under gravity, by there is provided into
Water pipe and outlet pipe, facilitate user to add water or draining for cistern.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is Tthe utility model system schematic diagram.
In figure：1 dust removal and filtration tower, 2 air inlet pipe, 3 offgas ducts, 4 cisterns, 5 filter plates, 6 water-supply-pipes, 7 water pumps, 8 sprays
Pipe, 9 spray heads, 10 first acidity-basicity sensors, 11 second acidity-basicity sensors, 12 aqueous slkali holding vessels, 13 control boards,
14 touch-screens, 15 alarms, 16 woven hoses, 17 electrically operated valves, 18 return ports, 19 dreg discharging box, 20 slag-drip openings, 21 sealing plates, 22
Water inlet pipe, 23 outlet pipes.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, a kind of dedusting filter, including dust removal and filtration tower 1, the bottom in the left side of dust removal and filtration tower 1 connect
Air inlet pipe 2 is connected with, the top of dust removal and filtration tower 1 is communicated with offgas duct 3, and the bottom of dust removal and filtration tower 1 is fixedly connected with cistern
4；
The surface of 4 inner wall of cistern is fixedly connected with filter plate 5, and the bottom on the right side of cistern 4 is communicated with water-supply-pipe 6, defeated
The one end of water pipe 6 away from cistern 4 is fixedly connected with water pump 7, and the top of water pump 7 passes through water-supply-pipe 6 and the right side of dust removal and filtration tower 1
Top connection, the position of the surface of 1 inner wall of dust removal and filtration tower and corresponding spray tube 8 is fixedly connected with spray head 9, spray tube 8
Left end through dust removal and filtration tower 1 and being connected with spray head 9, the left side of 4 inner wall of cistern and fixed positioned at the bottom of filter plate 5
The first acidity-basicity sensor 10 is connected with, the second acidity-basicity sensor 11 is fixedly connected with the left of 1 inner wall of dust removal and filtration tower, is stored
The right side in pond 4 is fixedly connected with aqueous slkali holding vessel 12, and the front of aqueous slkali holding vessel 12 is fixedly connected with control board
13, the front of control board 13 is fixedly connected with touch-screen 14, the front of aqueous slkali holding vessel 12 and is located at control board
13 top is fixedly connected with alarm 15, and the bottom of aqueous slkali holding vessel 12 is communicated with woven hose 16, the surface of woven hose 16
Electrically operated valve 17 is fixedly connected with, the one end of woven hose 16 away from aqueous slkali holding vessel 12 is through cistern 4 and extends to water storage
The inside in pond 4, the bottom of dust removal and filtration tower 1 and the top of cistern 4 offer return port 18；
The input terminal of control board 13 is defeated with the first acidity-basicity sensor 10 and the second acidity-basicity sensor 11 respectively
Outlet is unidirectionally electrically connected, the output terminal of control board 13 input terminal with water pump 7, alarm 15 and electrically operated valve 17 respectively
It is unidirectional to be electrically connected, control board 13 and 14 two-way electric connection of touch-screen, the left side of cistern 4 and positioned at filter plate 5
Top offers slag-drip opening 20, and the position of the left side of cistern 4 and corresponding slag-drip opening 20 is fixedly connected with dreg discharging box 19, by setting
Dreg discharging box 19 is put, the filter residue that dreg discharging box 19 can filter filter plate 5 be collected, by the way that there is provided slag-drip opening 20, convenience
Cistern 4 carries out deslagging, and the top movable of dreg discharging box 19 is connected with sealing plate 21, is provided between dreg discharging box 19 and sealing plate 21
Gasket, by there is provided sealing plate 21, ensure that the leakproofness of dreg discharging box 19, the left side of filter plate 5 is less than right side, filter plate
5 relative to the bottom plate of cistern 4 be in 30 degree of angles, passes through the inclination angle for making filter plate 5 keep certain so that filter residue can be in gravity
Under the action of discharged by slag-drip opening 20, the top in the left side of cistern 4 is communicated with water inlet pipe 22, and the bottom on the right side of cistern 4 connects
Outlet pipe 23 is connected with, by there is provided water inlet pipe 22 and outlet pipe 23, facilitating user as cistern 4 plus water or draining, by setting
Filter plate 5 is put, filter plate 5 can be recycled the aqueous solution after processing, by can there is provided water pump 7 and spray tube 8
To carry out spraying and dedusting to tail gas repeatedly, by there is provided the first acidity-basicity sensor 10 and the second acidity-basicity sensor 11, the
One acidity-basicity sensor 10 can detect the acid-base value of aqueous solution in cistern 4, and the second acidity-basicity sensor 11 can be with dedusting
The acid-base value of aqueous solution in filter tower 1, due to typically containing element sulphur in chemical industry tail gas, acid is generally presented in the aqueous solution after spray
Property, when the first acidity-basicity sensor 10 or the second acidity-basicity sensor 11 detect aqueous solution in it is acid when, open electrically operated valve
17, to adding aqueous slkali in cistern 4, achieve the purpose that neutralization, avoid acidic aqueous solution from corroding dedusting filter, pass through water
Pump 7, spray tube 8, the first acidity-basicity sensor 10, the second acidity-basicity sensor 11, aqueous slkali holding vessel 12, woven hose 16 and electricity
The cooperation of movable valve 17, solves chemical industry tail gas in acidity, when sour gas is dissolved in water, water also can be in acidity, can be to inner wall
Cause to corrode, so that the problem of influencing dedusting filter service life.
In use, by the way that there is provided filter plate 5, filter plate 5 can be recycled the aqueous solution after processing, by setting
Spraying and dedusting can be carried out to tail gas repeatedly by having put water pump 7 and spray tube 8, by the way that there is provided the first acidity-basicity sensor 10 and the
Two acidity-basicity sensors 11, the first acidity-basicity sensor 10 can detect the acid-base value of aqueous solution in cistern 4, the second acid-base value
Sensor 11 can be with the acid-base value of aqueous solution in dust removal and filtration tower 1, due to typically containing element sulphur in chemical industry tail gas, after spray
Acidity is generally presented in aqueous solution, when the first acidity-basicity sensor 10 or the second acidity-basicity sensor 11 detect aqueous solution in acidity
When, electrically operated valve 17 is opened, to adding aqueous slkali in cistern 4, achievees the purpose that neutralization, avoids acidic aqueous solution from corroding dedusting
Filtration apparatus, passes through water pump 7, spray tube 8, the first acidity-basicity sensor 10, the second acidity-basicity sensor 11, aqueous slkali holding vessel
12nd, the cooperation of woven hose 16 and electrically operated valve 17, solves chemical industry tail gas in acidity, when sour gas is dissolved in water, water also can
In acidity, inner wall can be caused to corrode, so that the problem of influencing dedusting filter service life.
In summary：The dedusting filter, passes through dust removal and filtration tower 1, air inlet pipe 2, offgas duct 3, cistern 4, filtering
Plate 5, water-supply-pipe 6, water pump 7, spray tube 8, spray head 9, the first acidity-basicity sensor 10, the second acidity-basicity sensor 11, alkali soluble
Liquid holding vessel 12, control board 13, touch-screen 14, alarm 15, woven hose 16, electrically operated valve 17 and return port 18 are matched somebody with somebody
Close, it is in acidity to solve chemical industry tail gas, and when sour gas is dissolved in water, water also can be in acidity, and inner wall can be caused to corrode, so that
The problem of influencing dedusting filter service life.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there are other identical element in process, method, article or equipment including the key element.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of dedusting filter, including dust removal and filtration tower（1）, it is characterised in that：The dust removal and filtration tower（1）The bottom in left side
Portion is communicated with air inlet pipe（2）, the dust removal and filtration tower（1）Top be communicated with offgas duct（3）, the dust removal and filtration tower（1）'s
Bottom is fixedly connected with cistern（4）；
The cistern（4）The surface of inner wall is fixedly connected with filter plate（5）, the cistern（4）The bottom on right side is communicated with
Water-supply-pipe（6）, the water-supply-pipe（6）Away from cistern（4）One end be fixedly connected with water pump（7）, the water pump（7）Top
Pass through water-supply-pipe（6）With dust removal and filtration tower（1）The top connection on right side, the dust removal and filtration tower（1）The surface of inner wall and correspondence
Spray tube（8）Position be fixedly connected with spray head（9）, the spray tube（8）Left end run through dust removal and filtration tower（1）And with spray
Drench head（9）Connection, the cistern（4）The left side of inner wall and it is located at filter plate（5）Bottom be fixedly connected with the first acid-base value
Sensor（10）, the dust removal and filtration tower（1）The second acidity-basicity sensor is fixedly connected with the left of inner wall（11）, the water storage
Pond（4）Right side be fixedly connected with aqueous slkali holding vessel（12）, the aqueous slkali holding vessel（12）Front be fixedly connected with control
Circuit board processed（13）, the control board（13）Front be fixedly connected with touch-screen（14）, the aqueous slkali holding vessel
（12）Front and be located at control board（13）Top be fixedly connected with alarm（15）, the aqueous slkali holding vessel（12）
Bottom be communicated with woven hose（16）, the woven hose（16）Surface be fixedly connected with electrically operated valve（17）, the woven hose
（16）Away from aqueous slkali holding vessel（12）One end run through cistern（4）And extend to cistern（4）Inside, the dedusting
Filter tower（1）Bottom and cistern（4）Top offer return port（18）；
The control board（13）Input terminal respectively with the first acidity-basicity sensor（10）With the second acidity-basicity sensor
（11）Output terminal be unidirectionally electrically connected, the control board（13）Output terminal respectively with water pump（7）, alarm（15）With
Electrically operated valve（17）Input terminal be unidirectionally electrically connected, the control board（13）With touch-screen（14）Two-way electric connection.
A kind of 2. dedusting filter according to claim 1, it is characterised in that：The cistern（4）Left side and position
In filter plate（5）Top offer slag-drip opening（20）, the cistern（4）Left side and corresponding slag-drip opening（20）Position consolidate
Surely it is connected with dreg discharging box（19）.
A kind of 3. dedusting filter according to claim 2, it is characterised in that：The dreg discharging box（19）Top movable
It is connected with sealing plate（21）, the dreg discharging box（19）With sealing plate（21）Between be provided with gasket.
A kind of 4. dedusting filter according to claim 1, it is characterised in that：The filter plate（5）Left side be less than
Right side, the filter plate（5）Relative to cistern（4）Bottom plate be in 30 degree of angles.
A kind of 5. dedusting filter according to claim 1, it is characterised in that：The cistern（4）The top in left side
It is communicated with water inlet pipe（22）, the cistern（4）The bottom on right side is communicated with outlet pipe（23）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721148924.1U CN207237554U (en) | 2017-09-08 | 2017-09-08 | A kind of dedusting filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721148924.1U CN207237554U (en) | 2017-09-08 | 2017-09-08 | A kind of dedusting filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207237554U true CN207237554U (en) | 2018-04-17 |
Family
ID=61887772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721148924.1U Active CN207237554U (en) | 2017-09-08 | 2017-09-08 | A kind of dedusting filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207237554U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109080022A (en) * | 2018-10-30 | 2018-12-25 | 淮阴工学院 | A kind of tire mixer device |
| CN109529495A (en) * | 2018-12-10 | 2019-03-29 | 高青 | A kind of environment-protecting type exhaust air processing unit |
| CN112057988A (en) * | 2020-09-03 | 2020-12-11 | 中国神华能源股份有限公司国华电力分公司 | Spraying dust removal method, equipment and system |
-
2017
- 2017-09-08 CN CN201721148924.1U patent/CN207237554U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109080022A (en) * | 2018-10-30 | 2018-12-25 | 淮阴工学院 | A kind of tire mixer device |
| CN109529495A (en) * | 2018-12-10 | 2019-03-29 | 高青 | A kind of environment-protecting type exhaust air processing unit |
| CN109529495B (en) * | 2018-12-10 | 2020-12-15 | 江西江磷肥业有限公司 | Environment-friendly exhaust treatment device |
| CN112057988A (en) * | 2020-09-03 | 2020-12-11 | 中国神华能源股份有限公司国华电力分公司 | Spraying dust removal method, equipment and system |
| CN112057988B (en) * | 2020-09-03 | 2022-03-04 | 中国神华能源股份有限公司国华电力分公司 | Spraying dust removal method, equipment and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207237554U (en) | A kind of dedusting filter | |
| CN207356901U (en) | Industrial waste gas recycling and processing device | |
| CN206424728U (en) | A kind of exhaust treatment system of smelting furnace | |
| CN109260877A (en) | A kind of efficiency of waste gas processing system | |
| CN204034525U (en) | A kind of cooling driers automatic drain system | |
| CN211246072U (en) | Acid-base tail gas treatment spraying device | |
| CN203017942U (en) | Waste gas purification system and wet type purifier thereof | |
| CN106191357B (en) | A kind of system and its application method for detecting chlorinity in coal gas | |
| CN205308039U (en) | Wet dust collector | |
| CN206587906U (en) | A kind of highly effective petroleum filter | |
| CN207024959U (en) | One kind welding off-gas recovery processing system | |
| CN201505582U (en) | Cyclone collecting device | |
| CN209405963U (en) | Nitriding furnace vacuum pump waste gas empties purification device | |
| CN210410185U (en) | Acid mist-proof waste gas equipment | |
| CN208389758U (en) | A kind of Multifunctional waste gas purification tower | |
| CN209576276U (en) | A kind of recovery and processing system for collecting desulfurizer mist eliminator flushing water | |
| CN213314044U (en) | A dust-laden air filter-pressing purifier for stainless steel workshop | |
| CN205435388U (en) | Small -size clean cigarette equipment | |
| CN212956755U (en) | Irrigation pump station | |
| CN214552233U (en) | Venturi rotational flow washing device | |
| CN209302443U (en) | A kind of efficiency of waste gas processing system | |
| CN204352669U (en) | A kind of multi-stage gas circuit filter | |
| CN213348300U (en) | Multifunctional industrial waste gas treatment device | |
| CN203852971U (en) | Energy-saving type water film dust removal device | |
| CN107459123A (en) | A kind of wastewater treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A dust removal and filtration device Effective date of registration: 20220707 Granted publication date: 20180417 Pledgee: Changsha Lugu sub branch of China Everbright Bank Co.,Ltd. Pledgor: HUNAN SPARK TECHNOLOGY CO.,LTD. Registration number: Y2022430000053 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20180417 Pledgee: Changsha Lugu sub branch of China Everbright Bank Co.,Ltd. Pledgor: HUNAN SPARK TECHNOLOGY CO.,LTD. Registration number: Y2022430000053 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |