CN207755891U - A kind of multi-stag bag dust collector - Google Patents
A kind of multi-stag bag dust collector Download PDFInfo
- Publication number
- CN207755891U CN207755891U CN201721495347.3U CN201721495347U CN207755891U CN 207755891 U CN207755891 U CN 207755891U CN 201721495347 U CN201721495347 U CN 201721495347U CN 207755891 U CN207755891 U CN 207755891U
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- China
- Prior art keywords
- air
- purifying chamber
- dust removing
- level
- primary dust
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Abstract
The utility model is related to a kind of multi-stag bag dust collectors, including primary dust removing unit and secondary dust removing units, primary dust removing room and level-one air-purifying chamber are respectively arranged in primary dust removing unit, wherein level-one air-purifying chamber is located at primary dust removing room top, it is separated by demarcation strip A between primary dust removing room and level-one air-purifying chamber, several level-one filter bags are provided on demarcation strip A, it is connected to by level-one filter bag between primary dust removing room and level-one air-purifying chamber, the side wall of dirt pocket is provided with the air inlet for being entered the wind；Secondary dust removing units include secondary dirt pocket and secondary air-purifying chamber, wherein secondary dirt pocket is located at secondary air-purifying chamber top, it is separated by demarcation strip B between secondary dirt pocket and secondary air-purifying chamber, array is provided with several secondary filter bags on demarcation strip B, it is connected to by secondary filter bag between secondary dirt pocket and secondary air-purifying chamber, it is connected with air outlet on secondary air-purifying chamber, is connected by internal air duct between secondary dirt pocket and level-one air-purifying chamber.
Description
Technical field
The utility model is related to a kind of multi-stag bag dust collectors.
Background technology
The filter bag of bag dedusting at present is all by-pass filtration mode, filter efficiency 99.9%, initial dust concentration of emission
It can guarantee≤30mg/Nm3, but after operation a period of time, with the aging of dust collecting sleeve, dust emission concentration majority is not up to standard, and
And with the raising of environmental requirement, national regulations discharge standard can be lower and lower, at present the sack cleaner of by-pass filtration mode
It cannot ensure long-term, up to standard, stable operation.
Utility model content
The purpose of this utility model：In view of the defects existing in the prior art, the utility model provides a kind of high dust collection efficiency,
The sack cleaner of the multistage filtering formula of energy continuous service.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of multi-stag bag dust collector, including primary dust removing unit and secondary dust removing units, primary dust removing unit and secondary
It is connected by internal air duct between dust removing units；The primary dust removing unit includes primary dust removing device shell, the primary dust removing
Primary dust removing room and level-one air-purifying chamber are respectively arranged in device shell, wherein level-one air-purifying chamber is located at primary dust removing room top, institute
It states and is separated by demarcation strip A between primary dust removing room and level-one air-purifying chamber, several first-level filterings are provided on the demarcation strip A
Bag, is connected between primary dust removing room and level-one air-purifying chamber by level-one filter bag, and there are one the side wall settings of the dirt pocket
Air inlet for being entered the wind；The secondary dust removing units include a secondary shell of dust remover, the secondary deduster shell
It is provided with secondary dirt pocket and secondary air-purifying chamber in vivo, wherein secondary dirt pocket is located at secondary air-purifying chamber top, the secondary is removed
It being separated by demarcation strip B between dirt room and secondary air-purifying chamber, array is provided with several secondary filter bags on the demarcation strip B,
It is connected to by secondary filter bag between the secondary dirt pocket and secondary air-purifying chamber, outlet air is connected on the secondary air-purifying chamber
Mouthful, it is connected by internal air duct between the secondary dirt pocket and level-one air-purifying chamber.
The top of wherein level-one air-purifying chamber corresponds to each level-one filter bag and is provided with as a further improvement of the utility model,
One primary dust removing room blowing valve, the opening of the blowing direction of primary dust removing room blowing valve towards level-one filter bag；It is described
The link position that the top of level-one air-purifying chamber corresponds to internal air duct also sets up that there are one level-one air-purifying chamber poppets；It is wherein secondary net
The top of gas chamber corresponds to each secondary filter bag setting there are one secondary dirt pocket blowing valve, and the secondary dirt pocket blowing valve is blown
Opening of the wind direction towards secondary filter bag；The link position that the top of the secondary air-purifying chamber corresponds to internal air duct is additionally provided with
One secondary dirt pocket poppet；The wherein described primary dust removing room blowing valve, secondary dirt pocket blowing valve are connected to a gas supply
On pump；The level-one air-purifying chamber poppet includes an a promotion valve plate A and hoisting mechanism A, promotes valve plate A in hoisting mechanism
The connector A between level-one air-purifying chamber and internal air duct is covered or opened under the driving for promoting form up and down of A；Secondary net gas
Room poppet includes an a promotion valve plate B and hoisting mechanism B, promotes valve plate B and promotes form up and down in hoisting mechanism B
The lower connector B for covering or opening between secondary air-purifying chamber and air outlet of driving.
The bottom of the primary dust removing device shell and secondary shell of dust remover is equal as a further improvement of the utility model,
To be bucket-shaped, the bottom of the primary dust removing device shell is provided with primary dust removing ash discharging gear, the bottom of the secondary shell of dust remover
Portion is provided with secondary dedusting ash discharging gear.
The primary dust removing ash discharging gear and secondary dedusting ash discharging gear are as a further improvement of the utility model,
Dedusting unloading valve.
The filter mesh mesh number of the level-one filter bag is less than the mistake of secondary filter bag as a further improvement of the utility model,
Opening of sieve mesh number.
The utility model has the beneficial effects that：
Primary dust removing room and secondary dirt pocket are conveyed the preliminary purification gas after primary dust removing by internal air duct unicom
To secondary dirt pocket, internal air duct is by internal air duct lower clapboard, internal air duct upper spacer and original one, secondary dirt pocket shell
Composition；Sample shape just forms a multi-stag bag dust collector with inner ventilation road；Compared to pervious filter, the utility model
Using the filtering of multistage filtering formula, filter effect can be improved, waste gas purification degree is high, ensures to be better than national standard.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is a kind of schematic diagram of multi-stag bag dust collector structural front view；
Fig. 2 is a kind of schematic diagram of multi-stag bag dust collector structure right view；
Fig. 3 is the schematic diagram of a kind of grade of sack cleaner structure top view；
In figure：1, primary dust removing device shell；2, primary dust removing room；3, level-one filter bag；4, primary dust removing room blowing valve；5, one
Grade air-purifying chamber；6, air intake passage；7, internal air duct lower clapboard；8, internal air duct；9, primary dust removing room poppet；10, secondary net
Air lift lift valve；11, air-out passage；12, internal air duct upper spacer；13, secondary air-purifying chamber；14, secondary dirt pocket blowing valve；15、
Secondary filter bag；16, secondary dirt pocket；17, secondary dedusting room housing；18, primary dust removing ash discharging gear；19, secondary dedusting ash discharge
Device.
Specific implementation mode
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
As shown in Figs. 1-3, the utility model is a kind of multi-stag bag dust collector, including primary dust removing unit and secondary dedusting
Unit is connected between primary dust removing unit and secondary dust removing units by internal air duct 8；The primary dust removing unit includes level-one
Shell of dust remover 1 is respectively arranged with primary dust removing room 2 and level-one air-purifying chamber 5, wherein level-one in the primary dust removing device shell 1
Air-purifying chamber 5 is located at 2 top of primary dust removing room, is divided by demarcation strip A between the primary dust removing room 2 and level-one air-purifying chamber 5
Every being provided with several level-one filter bags 3 on the demarcation strip A, pass through level-one filter bag 3 between primary dust removing room 2 and level-one air-purifying chamber 5
It is connected to, there are one the air inlets for being entered the wind for the side wall setting of the dirt pocket；It is described secondary dust removing units include
One secondary shell of dust remover is provided with secondary dirt pocket 16 and secondary air-purifying chamber 13 in the secondary shell of dust remover, wherein
Secondary dirt pocket 16 is located at 13 top of secondary air-purifying chamber, passes through demarcation strip between the secondary dirt pocket 16 and secondary air-purifying chamber 13
B is separated, and array is provided with several secondary filter bags 15, the secondary dirt pocket 16 and secondary air-purifying chamber on the demarcation strip B
It is connected to by secondary filter bag 15 between 13, air outlet, the secondary dirt pocket 16 is connected on the secondary air-purifying chamber 13
It is connected by internal air duct 8 between level-one air-purifying chamber 5；Wherein, the filter mesh mesh number of the level-one filter bag 3 is less than secondary filter
The filter mesh mesh number of bag 15；Internal air duct 8 is made of internal air duct lower clapboard 7, internal air duct upper spacer 12.
The top of wherein level-one air-purifying chamber 5 corresponds to each setting of level-one filter bag 3, and there are one primary dust removing room blowing valve 4, institutes
The blowing direction of primary dust removing room blowing valve 4 is stated towards the opening of level-one filter bag 3；The top of the level-one air-purifying chamber 5 corresponds to
The link position in internal air duct 8 is also set up there are one 5 poppet of level-one air-purifying chamber；The top of wherein secondary air-purifying chamber 13 corresponds to every
There are one 16 blowing valve 14 of secondary dirt pocket, the blowing directions of secondary 16 blowing valve 14 of dirt pocket for a secondary filter bag 15 setting
Towards the opening of secondary filter bag 15；The link position that the top of the secondary air-purifying chamber 13 corresponds to internal air duct 8 is additionally provided with
One 16 poppet of secondary dirt pocket；The wherein described primary dust removing room blowing valve 4, secondary 16 blowing valve 14 of dirt pocket are connected to one
On a air feed pump；5 poppet of level-one air-purifying chamber includes an a promotion valve plate A and hoisting mechanism A, promotes valve plate A and exists
The connector between level-one air-purifying chamber 5 and internal air duct 8 is covered or opened under the driving for promoting form up and down of hoisting mechanism A
A；The secondary air-purifying chamber poppet includes an a promotion valve plate B and hoisting mechanism B, promotes valve plate B hoisting mechanism B's
The connector B for covering or opening under the driving of form between secondary air-purifying chamber and air outlet is promoted up and down.
The bottom of the primary dust removing device shell 1 and secondary shell of dust remover is bucket-shaped, the primary dust removing device shell 1
Bottom be provided with primary dust removing ash discharging gear 18, the bottom of the secondary shell of dust remover is provided with secondary dedusting ash discharging gear
19, wherein primary dust removing ash discharging gear 18 and secondary dedusting ash discharging gear 19 is dedusting unloading valve.
Under the action of extraneous wind turbine, dusty gas raw gas is after air inlet enters primary dust removing pocket, one
Purification is first purification gas under the filtration of grade filter bag 3, dust stays in the outer surface of level-one filter bag 3, removes 99% or more powder
The first purification gas of dirt continues to move ahead, and enters secondary dirt pocket 16 by level-one air-purifying chamber 5, internal air duct 8, through secondary filter bag 15
Filtering again, and crossed 99% or more dust in first purification gas and stayed in the outer of secondary filter bag 15 as purification gas, fine dust
Surface, extremely net gas is discharged from secondary air-purifying chamber 13 by air-out passage 11 after purification；
According to filtration theory, if multistage filter bag is only designed to two-stage, the efficiency of dust collection of every grade of filter bag is 99.9%,
The dust-laden depth of purification gas only has the 0.001% of raw gas, and can continuous service；It, can basis in practice
The filter bag of different collection efficiencies, Ke Yi great is respectively adopted in state of arts, overall economics index analysis, the filter bag of different levels
Operating cost, such as the efficiency of dust collection 90% of primary dust removing device, two-stage dust removal efficiency 99% are reduced, then total efficiency of dust collection is
99.99%, it can ensure dust pelletizing system standard operation.
After running a period of time, jetting deashing is carried out by injection system, at this moment primary dust removing room poppet 9, secondary net gas
Poppet 10 respectively closes the air outlet of level-one air-purifying chamber 5 and secondary air-purifying chamber 13, respectively by primary dust removing room blowing valve 4,
16 blowing valve 14 of secondary dirt pocket is advertised level-one filter bag 3 and secondary 15 filter bag of filter bag by injection outward, filter bag outer surface ash
Cleaning is fallen respectively, is discharged from primary dust removing ash discharging gear 18 and secondary dedusting ash discharging gear 19.
Filter effect, waste gas purification can be improved using the form of the filtering of multistage filtering formula compared to pervious filter
Degree is high, ensures to be better than national standard.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to which its technology is determined according to right
Property range.
Claims (1)
1. a kind of multi-stag bag dust collector, it is characterized in that：Including primary dust removing unit and secondary dust removing units, primary dust removing unit
It is connected by internal air duct between secondary dust removing units；The primary dust removing unit includes primary dust removing device shell, and described one
It is respectively arranged with primary dust removing room and level-one air-purifying chamber in grade shell of dust remover, wherein level-one air-purifying chamber is located on primary dust removing room
Portion is separated between the primary dust removing room and level-one air-purifying chamber by demarcation strip A, is provided on the demarcation strip A several
Level-one filter bag is connected between primary dust removing room and level-one air-purifying chamber by level-one filter bag, the side wall setting of the dirt pocket
There are one the air inlets for being entered the wind；The secondary dust removing units include a secondary shell of dust remover, and the secondary is removed
Secondary dirt pocket and secondary air-purifying chamber are provided in dirt device shell, wherein secondary dirt pocket is located at secondary air-purifying chamber top, it is described
It is separated by demarcation strip B between secondary dirt pocket and secondary air-purifying chamber, array is provided with several secondary on the demarcation strip B
Filter bag is connected between the secondary dirt pocket and secondary air-purifying chamber by secondary filter bag, is connected on the secondary air-purifying chamber
There is air outlet, is connected by internal air duct between the secondary dirt pocket and level-one air-purifying chamber；
The top of wherein level-one air-purifying chamber corresponds to each level-one filter bag and is provided with a primary dust removing room blowing valve, and the level-one is removed
Opening of the blowing direction of dirt room blowing valve towards level-one filter bag；The top of the level-one air-purifying chamber corresponds to the company in internal air duct
Position is connect to also set up there are one level-one air-purifying chamber poppet；The top of wherein secondary air-purifying chamber corresponds to each secondary filter bag and is provided with
One secondary dirt pocket blowing valve, the opening of the secondary filter bag of blowing direction direction of the secondary dirt pocket blowing valve；It is described
The link position that the top of secondary air-purifying chamber corresponds to internal air duct also sets up that there are one secondary dirt pocket poppets；Wherein described one
Grade dirt pocket blowing valve, secondary dirt pocket blowing valve are connected on an air feed pump；The level-one air-purifying chamber poppet includes one
An a promotion valve plate A and hoisting mechanism A, promoted valve plate A hoisting mechanism A up and down promoted form driving under cover or
Open the connector A between level-one air-purifying chamber and internal air duct；Secondary air-purifying chamber poppet includes one and promotes valve plate B and one
Hoisting mechanism B, promoted valve plate B cover or open under the driving for promoting form up and down of hoisting mechanism B secondary air-purifying chamber with
Connector B between air outlet；
The bottom of the primary dust removing device shell and secondary shell of dust remover is bucket-shaped, the bottom of the primary dust removing device shell
It is provided with primary dust removing ash discharging gear, the bottom of the secondary shell of dust remover is provided with secondary dedusting ash discharging gear；
The primary dust removing ash discharging gear and secondary dedusting ash discharging gear are dedusting unloading valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721495347.3U CN207755891U (en) | 2017-11-10 | 2017-11-10 | A kind of multi-stag bag dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721495347.3U CN207755891U (en) | 2017-11-10 | 2017-11-10 | A kind of multi-stag bag dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207755891U true CN207755891U (en) | 2018-08-24 |
Family
ID=63178173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721495347.3U Expired - Fee Related CN207755891U (en) | 2017-11-10 | 2017-11-10 | A kind of multi-stag bag dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207755891U (en) |
-
2017
- 2017-11-10 CN CN201721495347.3U patent/CN207755891U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 Termination date: 20211110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |