CN205598785U - Low -pressure pulse bag type dust collector - Google Patents

Low -pressure pulse bag type dust collector Download PDF

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Publication number
CN205598785U
CN205598785U CN201620133949.3U CN201620133949U CN205598785U CN 205598785 U CN205598785 U CN 205598785U CN 201620133949 U CN201620133949 U CN 201620133949U CN 205598785 U CN205598785 U CN 205598785U
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CN
China
Prior art keywords
box
filter bag
low
ash bucket
bag
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.)
Expired - Fee Related
Application number
CN201620133949.3U
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Chinese (zh)
Inventor
曲军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhangjiakou City Hong Tai boiler Co., Ltd
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曲军
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Filing date
Publication date
Application filed by 曲军 filed Critical 曲军
Priority to CN201620133949.3U priority Critical patent/CN205598785U/en
Application granted granted Critical
Publication of CN205598785U publication Critical patent/CN205598785U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a low -pressure pulse bag type dust collector, include: go up box, well box and support, the support sets up in well bottom half, upward be provided with pulse jetting device in the box, the internal filter bag that is provided with of raising middle flask, filter bag and pulse jetting device pass through the poppet valve and connect, both sides are provided with flue gas inlet and exhanst gas outlet respectively around the well box, feed through between flue gas inlet and the exhanst gas outlet, well bottom half is provided with the ash bucket, the ash bucket bottom is connected with dust discharging device, the ash bucket passes through the guide plate with flue gas inlet and is connected, the filter bag is selected from one kind or two kinds among polyphenylene sulfide, polytetrafluoroethylene and the dimethyl silicone polymer. The utility model discloses an adopt one kind or two kinds among polyphenylene sulfide, polytetrafluoroethylene and the dimethyl silicone polymer to soak damp filter bag, improved the clearance of dust. In addition, through with flue gas inlet and exhanst gas outlet setting at well box, improved the gas cleaning effect.

Description

Low-Pressure Pulse Bag Filter
Technical field
This utility model relates to cleaner unit field, particularly relates to a kind of Low-Pressure Pulse Bag Filter.
Background technology
Sack cleaner is a kind of dry type dust filtration device, and it is applicable to trap tiny, dry, non-fiber dust.Filter bag uses the filter cloth of weaving or nonwoven felt to become, dusty gas is filtered by the filtration utilizing fabric, when dusty gas enters sack cleaner, granule dust big, heavy settles down due to the effect of gravity, fall into ash bucket, gas containing relatively fine dust is when by filtrate, and dust, by detention, makes gas be purified.But the gas cleaning efficiency of existing sack cleaner is low.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of Low-Pressure Pulse Bag Filter, solves the inefficient technical problem of gas cleaning of existing sack cleaner.
To achieve these goals, this utility model provides following technical scheme:
A kind of Low-Pressure Pulse Bag Filter, including: upper box, middle casing and support;Described support is arranged at described middle box bottom;It is provided with pulse spraying equipment in described upper box;It is provided with filter bag in described raising middle flask body;Described filter bag and described pulse spraying equipment connect by promoting valve;Before and after described middle casing, both sides are respectively arranged with gas approach and exhanst gas outlet, connect between described gas approach with described exhanst gas outlet;Described middle box bottom is provided with ash bucket;Described hopper bottom connects ash-discharging device;Described ash bucket is connected by deflector with described gas approach;Described filter bag is selected from one or both in polyphenylene sulfide, politef and polydimethylsiloxane.
Preferably, in described filter bag is arranged on bag cage.
Preferably, described ash-discharging device is the gravity unloading valve being connected to described ash bucket blanking port.
Preferably, described ash bucket outer wall is provided with silo-wall shaker.
Preferably, described upper box top arranges multiple maintenance door, is connected by pressing plate between described maintenance door.
Preferably, the sidepiece of described support, described upper box and described middle casing is respectively provided with cat ladder straight up.
Can be seen that from technique scheme, the Low-Pressure Pulse Bag Filter that this utility model provides, by using the filter bag in one or both leaching pools in polyphenylene sulfide, politef and polydimethylsiloxane, this easy deashing of filter bag smooth surface, good permeability, high temperature resistant, it is possible to be applicable to high concentration, environment that the flue gas of high humility, the dust of high adhesion force, maximum discharge require.It addition, this utility model is by being arranged on middle casing by gas approach and exhanst gas outlet, improve gas cleaning effect.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the front view of this utility model Low-Pressure Pulse Bag Filter;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the right view of Fig. 1.
In figure:
1, upper box;2, middle casing;3, support;4, ash bucket;5, ash-discharging device;6, filter bag;7, deflector;8, pulse spraying equipment;9, valve is promoted;10, gas approach;11, exhanst gas outlet;12, maintenance door;13, pressing plate.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
As shown in Figure 1, Figure 2 and Figure 3, the Low-Pressure Pulse Bag Filter that this utility model provides, including: upper box 1, middle casing 2 and support 3;Connect between described upper box 1 and described middle casing 2;Described support 3 is arranged at bottom described middle casing 2;It is provided with pulse spraying equipment 8 in described upper box 1;It is provided with filter bag 6 in described middle casing 2, between described filter bag 6, is provided with deflector 7;Described filter bag 6 and described pulse spraying equipment 8 connect by promoting valve 9;Before and after described middle casing 2, both sides are respectively arranged with gas approach 10 and exhanst gas outlet 11, connect between described gas approach 10 with described exhanst gas outlet 11;It is provided with ash bucket 4 bottom described middle casing 2;Connect bottom described ash bucket 4 and have ash-discharging device 5;Described ash bucket 4 is connected by deflector 7 with described gas approach 10;The material of described filter bag 6 is selected from one or both in polyphenylene sulfide, politef and polydimethylsiloxane.
In technique scheme, upper box 1, equipped with pulse spraying equipment 8, removes the dust on filter bag 6;Middle casing 2, built with filter bag 6, plays the effect filtering flue gas;Support 3 is played a supporting role;Pulse spraying equipment 8 is for removing the dust of filter bag 6 surfaces externally and internally;Filter bag 6 is used for filtering flue gas, when one or both in polyphenylene sulfide, politef and polydimethylsiloxane of its material, the easy deashing of smooth surface, good permeability, high temperature resistant, the environmental effect requiring high concentration, the flue gas of high humility, the dust of high adhesion force, maximum discharge is more preferable;Deflector 7 is used for distributing flue gas, and can separate major diameter granule, it is to avoid sweep of gases filter bag 6, improves efficiency of dust collection and the service life of filter bag 6 of whole cleaner unit;Promote valve 9 to be used for controlling compressed air entrance filter bag 6;Ash bucket 4 is used for depositing dust, and the dust of deposition in ash bucket 4 is carried out concentrating by ash-discharging device 5 discharges;Gas approach 10 and exhanst gas outlet 11 are arranged on middle casing 2 both sides, improve the clean-up effect of flue gas.
It should be noted that for the service life extending filter bag 6, and installing/dismounting is simple, and filter bag 6 is arranged in bag cage.
It should be noted that for seal silo and continuous ash discharge, ash-discharging device 5 is the gravity unloading valve being connected to described ash bucket 4 blanking port.
It should be noted that in order to improve dedusting effect, pulse spraying equipment 8 composition includes that injection tube, air accumulator and pulse valve, air accumulator and pulse valve are arranged at upper box 1 top, and injection tube is connected with promoting valve 9.
It should be noted that in dust removal process, ash bucket 4 easily produces electrostatic so that dust granule attached thereto is difficult to discharge, in order to solve above-mentioned technical problem, ash bucket 4 outer wall arranges silo-wall shaker.
It should be noted that for the ease of keeping in repair Low-Pressure Pulse Bag Filter, safeguarding, also include overhauling door 12, maintenance door 12 is fixed on upper box 1 top by pressing plate 13;For the ease of on-call maintenance, maintenance, the sidepiece of support 3, upper box 1 and middle casing 2 is respectively provided with cat ladder straight up.
Operation principle of the present utility model:
The flue gas that coal-burning boiler produces enters from gas approach 10, through deflector 7, the part big dust particle in flue gas is made to be separated by inertia force effect, it is directly entered ash bucket 4, the filter bag 6 of casing 2 in the entrance of remaining flue gas, and filtered successively by deflector 7, filter bag 6 is through filter bag 6, dust is delayed at filter bag 6 surfaces externally and internally, and the gas of purification is discharged by air outlet.Prolongation along with filtration time, dust layer on filter bag 6 constantly thickeies, the resistance of dedusting constantly rises, and when equipment resistance rises to a certain degree, ash-discharging device 5 is started working, after boosted for compressed air valve 9 is adjusted by pulse spraying equipment 8, spray to filter bag 6, make filter bag 6 expand rapidly generation vibration, and under the effect of inverted draft, the dust being attached on filter bag 6 surfaces externally and internally is stripped and falls in ash bucket 4, then is concentrated discharge by ash-discharging device 5.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses this described above to the disclosed embodiments, make professional and technical personnel in the field be capable of or use this utility model.Multiple amendment to these embodiments will be apparent from for those skilled in the art, and generic principles defined herein can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Therefore, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and novel features.

Claims (6)

1. a Low-Pressure Pulse Bag Filter, it is characterised in that including: upper box (1), middle casing (2) and support (3);Described support (3) is arranged at described middle casing (2) bottom;Pulse spraying equipment (8) it is provided with in described upper box (1);It is provided with filter bag (6) in described middle casing (2);Described filter bag (6) and described pulse spraying equipment (8) connect by promoting valve (9);Before and after described middle casing (2), both sides are respectively arranged with gas approach (10) and exhanst gas outlet (11), connect between described gas approach (10) with described exhanst gas outlet (11);Described middle casing (2) bottom is provided with ash bucket (4);Described ash bucket (4) bottom connects ash-discharging device (5);Described ash bucket (4) is connected by deflector (7) with described gas approach (10);Described filter bag (6) is selected from one or both in polyphenylene sulfide, politef and polydimethylsiloxane.
2. Low-Pressure Pulse Bag Filter as claimed in claim 1, it is characterised in that described filter bag (6) is arranged in bag cage.
3. Low-Pressure Pulse Bag Filter as claimed in claim 1, it is characterised in that described ash-discharging device (5) is the gravity unloading valve being connected to described ash bucket (4) blanking port.
4. Low-Pressure Pulse Bag Filter as claimed in claim 1, it is characterised in that described ash bucket (4) outer wall is provided with silo-wall shaker.
5. Low-Pressure Pulse Bag Filter as claimed in claim 1, it is characterised in that described upper box (1) top arranges multiple maintenance door (12), is connected by pressing plate (13) between described maintenance door (12).
6. Low-Pressure Pulse Bag Filter as claimed in claim 5, it is characterised in that the sidepiece of described support (3), described upper box (1) and described middle casing (2) is respectively provided with cat ladder straight up.
CN201620133949.3U 2016-02-22 2016-02-22 Low -pressure pulse bag type dust collector Expired - Fee Related CN205598785U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620133949.3U CN205598785U (en) 2016-02-22 2016-02-22 Low -pressure pulse bag type dust collector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620133949.3U CN205598785U (en) 2016-02-22 2016-02-22 Low -pressure pulse bag type dust collector

Publications (1)

Publication Number Publication Date
CN205598785U true CN205598785U (en) 2016-09-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620133949.3U Expired - Fee Related CN205598785U (en) 2016-02-22 2016-02-22 Low -pressure pulse bag type dust collector

Country Status (1)

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CN (1) CN205598785U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107469497A (en) * 2017-09-26 2017-12-15 江苏紫石机械制造有限公司 A kind of charging aperture dedusting hopper
CN110115881A (en) * 2019-05-24 2019-08-13 安徽顺达环保科技股份有限公司 A kind of low pressure recycle formula pulse bag type dust collector of double feed inlet

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107469497A (en) * 2017-09-26 2017-12-15 江苏紫石机械制造有限公司 A kind of charging aperture dedusting hopper
CN110115881A (en) * 2019-05-24 2019-08-13 安徽顺达环保科技股份有限公司 A kind of low pressure recycle formula pulse bag type dust collector of double feed inlet

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP02 Change in the address of a patent holder

Address after: 075000 Zhangjiakou City, Hebei province Qiaodong District Fu'an Street No. 1 headlines Building 1 Unit No. 303

Patentee after: Qu Jun

Address before: Qiaodong District of Fu'an city of Shijiazhuang province Hebei 050000 headlines Street No. 1 Building 1 unit 303

Patentee before: Qu Jun

C56 Change in the name or address of the patentee
TR01 Transfer of patent right

Effective date of registration: 20170125

Address after: 075000 Hebei Province, Zhangjiakou City Industrial District Mill Road No. 20

Patentee after: Zhangjiakou City Hong Tai boiler Co., Ltd

Address before: 075000 Zhangjiakou City, Hebei province Qiaodong District Fu'an Street No. 1 headlines Building 1 Unit No. 303

Patentee before: Qu Jun

C41 Transfer of patent application or patent right or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160928

Termination date: 20190222

CF01 Termination of patent right due to non-payment of annual fee