CN216799083U - Filter bag for sintering, desulfuration and dust removal in steel mill - Google Patents
Filter bag for sintering, desulfuration and dust removal in steel mill Download PDFInfo
- Publication number
- CN216799083U CN216799083U CN202122986406.XU CN202122986406U CN216799083U CN 216799083 U CN216799083 U CN 216799083U CN 202122986406 U CN202122986406 U CN 202122986406U CN 216799083 U CN216799083 U CN 216799083U
- Authority
- CN
- China
- Prior art keywords
- filter bag
- bag
- pretreatment
- limiting ring
- dust removal
- 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
Images
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to the technical field of environmental protection equipment, in particular to a filter bag for sintering desulfurization and dust removal in a steel mill, which comprises a filter bag, wherein the filter bag is of a cylindrical structure, one side of the filter bag is provided with a collar and a limiting ring, the limiting ring is sleeved on one side of the filter bag, a support assembly is arranged on one side of the filter bag and comprises a pretreatment bag, the device is characterized in that a thin single-layer pretreatment bag is arranged in the filter bag to pretreat and filter large-particle dust in flue gas to be treated, the filter effect of the filter bag is not influenced under the action of a plurality of support tubes, the service life of the filter bag is prolonged, the cost is reduced, the limiting ring is sleeved on one side of the filter bag, and only a hanging hole of the pretreatment bag is required to be connected with a hanging rod of the limiting ring when the pretreatment bag is installed, the operation is simple and convenient.
Description
Technical Field
The utility model relates to the technical field of environment-friendly equipment, in particular to a filter bag for sintering, desulfurizing and dedusting in a steel mill.
Background
The filter bag has excellent chemical property stability and heat resistance, is a representative of the highest performance in the filter material industry, is also a variety with the highest performance in all common filter materials, and achieves higher levels in the aspects of filtering efficiency, filtering precision and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a filter bag for sintering, desulfurizing and dedusting in a steel mill, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a filter bag for steel mill sintering desulfurization dust removal, the desulfurization dust removal filter bag includes:
the filter bag is of a cylindrical structure, and one side of the filter bag is provided with a neckline;
the limiting ring is sleeved on one side of the filter bag;
the support component is arranged on one side in the filter bag;
the pretreatment assembly comprises a pretreatment bag, the pretreatment bag is arranged on one side of the limiting ring, and one side of the pretreatment bag is inserted into the filter bag and contacts with one side of the support assembly.
Preferably, the limiting ring is sleeved on the outer side of the filter bag, the diameter of the outer circumference surface of the collarband of the filter bag is larger than the diameter of the inner circumference surface of the limiting ring, and the upper end of the limiting ring is in contact with the lower end of the collarband.
Preferably, the support component comprises a plurality of support pipes, the support pipes are symmetrically arranged on one side of the inner circumferential surface of the filter bag through a plurality of connecting strips, and the connecting strips and the filter bag are sewn.
Preferably, the upper ends of the supporting tubes are horizontally provided with annular tubes, one side of the upper ends of the annular tubes penetrates through the neckline and is provided with a check valve, and the annular tubes and the supporting tubes are of hose structures.
Preferably, the pretreatment bag is arranged outside the filter bag, a plurality of hanging holes are symmetrically formed in one side of the pretreatment bag, a plurality of hanging rods are symmetrically arranged on the outer circumferential surface of the limiting ring, and the hanging holes are respectively sleeved with the hanging rods.
Preferably, the thickness of the side, which is arranged in the filter bag, of the pretreatment bag is smaller than that of the filter bag, and the length of the pretreatment bag is smaller than that of the filter bag.
Compared with the prior art, the utility model has the beneficial effects that:
1. the device is characterized in that a thin single-layer pretreatment bag is arranged in the filter bag, so that large-particle dust in flue gas to be treated is pretreated and filtered, the filtering effect of the filter bag is not influenced under the action of a plurality of supporting tubes, the service life of the filter bag is prolonged, and the cost is reduced;
2. through cup jointing the spacing ring in filter bag one side, when installing the preliminary treatment bag, only need with the hitching hole of preliminary treatment bag with the articulate rod of spacing ring be connected can, easy operation, and convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the support tube of the present invention;
fig. 4 is a structural sectional view of the present invention.
In the figure: the device comprises a filter bag 1, a collar 2, a limiting ring 3, a pretreatment bag 4, a support tube 5, a connecting strip 6, an annular tube 7, a hanging hole 8 and a hanging rod 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a filter bag for sintering, desulfurizing and dedusting in steel mills: the desulfurization dust removal filter bag includes:
The pretreatment assembly, the pretreatment assembly includes pretreatment bag 4, 3 one sides of spacing ring are located to pretreatment bag 4, and 4 one sides of pretreatment bag are pegged graft and are arranged in filter bag 1 and contact with supporting component one side, 5 upper end levels of a plurality of stay tubes are equipped with ring pipe 7, ring pipe 7 upper end one side is run through the collarband 2 and is equipped with the check valve, and ring pipe 7 and stay tube 5 are hose construction, pretreatment bag 4 is arranged in the outer one side symmetry of filter bag 1 and has been seted up a plurality of hitching holes 8, the outer peripheral face symmetry of spacing ring 3 is equipped with a plurality of hitching poles 9, and a plurality of hitching poles 9 settings are cup jointed respectively to a plurality of hitching holes 8, pretreatment bag 4 is arranged in the thickness of one side of filter bag 1 and is less than the thickness of filter bag 1, and length is less than the interior length of filter bag 1, do not influence the normal filtration use of filter bag 1.
The working principle is as follows: during the use, the sealing side of the pretreatment bag 4 is stuffed into the filter bag 1, or the pretreatment bag 4 is firstly sleeved on the bag cage and then is inserted into the filter bag 1 along with the bag cage, then the limiting ring 3 is taken out to be sleeved on one side of the filter bag 1, the upper end of the limiting ring 3 is enabled to be in contact with the neckline 2 for limiting, at the moment, the pretreatment bag 4 is provided with a plurality of hooking holes 8, one side of each hooking rod 9 corresponds to each other, the installation can be completed, then the one-way valve is inflated through common inflation equipment in the prior art, and then a plurality of support tubes 5 are inflated and expanded simultaneously through the annular tube 7, the pretreatment bag 4 is kept not in contact with one side of the filter bag 1, the influence on the filtering effect is avoided, when the treatment effect of the pretreatment bag 4 is poor, the pretreatment bag can be directly replaced, the same operation can be realized, the cost is lower compared with that the filter bag 1, and the service life of the filter bag 1 is prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a filter bag that is used for steel mill sintering desulfurization dust removal usefulness which characterized in that: the desulfurization dust removal filter bag includes:
the filter bag (1) is of a cylindrical structure, and a neckline (2) is formed in one side of the filter bag (1);
the limiting ring (3), the limiting ring (3) is sleeved on one side of the filter bag (1);
the support component is arranged on one side in the filter bag (1);
the pretreatment assembly comprises a pretreatment bag (4), the pretreatment bag (4) is arranged on one side of the limiting ring (3), and one side of the pretreatment bag (4) is inserted into the filter bag (1) and contacts with one side of the support assembly.
2. The filter bag for steel mill sintering desulfurization dust removal according to claim 1, characterized in that: the limiting ring (3) is sleeved on the outer side of the filter bag (1), the diameter of the outer circumferential surface of the collarband (2) of the filter bag (1) is larger than the diameter of the inner circumferential surface of the limiting ring (3), and the upper end of the limiting ring (3) is in contact with the lower end of the collarband (2).
3. The filter bag for steel mill sintering desulfurization dust removal according to claim 2, characterized in that: the supporting component comprises a plurality of supporting tubes (5), the supporting tubes (5) are symmetrically arranged on one side of the inner circumferential surface of the filter bag (1) through a plurality of connecting strips (6), and the connecting strips (6) are sewn with the filter bag (1).
4. The filter bag for steel mill sintering desulfurization dust removal according to claim 3, characterized in that: a plurality of annular pipes (7) are horizontally arranged at the upper ends of the supporting pipes (5), one side of the upper ends of the annular pipes (7) penetrates through the neckline (2) to be provided with a one-way valve, and the annular pipes (7) and the supporting pipes (5) are of hose structures.
5. The filter bag for steel mill sintering desulfurization dust removal according to claim 4, characterized in that: the pretreatment bag (4) is arranged on one side of the outer side of the filter bag (1) and symmetrically provided with a plurality of hanging holes (8), the outer circumferential surface of the limiting ring (3) is symmetrically provided with a plurality of hanging rods (9), and the hanging holes (8) are respectively sleeved with the hanging rods (9).
6. The filter bag for steel mill sintering desulfurization dust removal according to claim 5, characterized in that: the pretreatment bag (4) is arranged on one side in the filter bag (1), the thickness of the pretreatment bag is smaller than that of the filter bag (1), and the length of the pretreatment bag is smaller than that of the filter bag (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122986406.XU CN216799083U (en) | 2021-11-30 | 2021-11-30 | Filter bag for sintering, desulfuration and dust removal in steel mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122986406.XU CN216799083U (en) | 2021-11-30 | 2021-11-30 | Filter bag for sintering, desulfuration and dust removal in steel mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216799083U true CN216799083U (en) | 2022-06-24 |
Family
ID=82052805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122986406.XU Active CN216799083U (en) | 2021-11-30 | 2021-11-30 | Filter bag for sintering, desulfuration and dust removal in steel mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216799083U (en) |
-
2021
- 2021-11-30 CN CN202122986406.XU patent/CN216799083U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206473926U (en) | A kind of new Adhesive-free high-temperature smoke filtration filter cylinder | |
| CN204767929U (en) | Filter bag mounting structure and filter equipment who constitutes thereof | |
| CN216799083U (en) | Filter bag for sintering, desulfuration and dust removal in steel mill | |
| CN208565955U (en) | A kind of inner wall anti-rust metal antirust bellows | |
| CN205659529U (en) | Metal filter bag electrostatic fabric filter | |
| CN215568694U (en) | Corrosion-resistant stainless steel flange | |
| CN211116486U (en) | Simple filter for oil mixing of compressor lubricating oil | |
| CN208788113U (en) | A kind of seamless steel pipe perforating apparatus with location structure | |
| CN208626681U (en) | A kind of oil water separator convenient for cleaning | |
| CN218407720U (en) | Silencing and water collecting device for drain pipe of compressed air dryer of refrigerating machine | |
| CN218701219U (en) | Whole round device of prefabricated sealing washer bellows bell and spigot joint of high ring rigidity of heavy-calibre | |
| CN220624994U (en) | High-efficiency heat exchanger for rapid cooling system of vacuum heating equipment | |
| CN220360900U (en) | Protection device | |
| CN213452903U (en) | Gas detecting tube | |
| CN220310019U (en) | Basalt high Wen Lvdai | |
| CN202270438U (en) | Pulse bag type dust collector filter bag | |
| CN210448289U (en) | Tail gas silicon slag filtering equipment for polycrystalline silicon reduction furnace | |
| CN210510543U (en) | Novel rust-resistant harness cord jib gallows of pipeline | |
| CN220582814U (en) | Oil separator and air conditioning system | |
| CN210088151U (en) | Safety valve for domestic synthetic liquefied gas | |
| CN209745348U (en) | Detection apparatus for motor intake | |
| CN218954260U (en) | Firm in connection's compound pipe | |
| CN211397714U (en) | Novel corrosion-resistant water filtering element | |
| CN219942303U (en) | Liquid oxygen purification adsorber | |
| CN212156169U (en) | Movable flange device for pipeline connection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |