CN114504899B - Folding sleeve type filter element - Google Patents
Folding sleeve type filter element Download PDFInfo
- Publication number
- CN114504899B CN114504899B CN202210195838.5A CN202210195838A CN114504899B CN 114504899 B CN114504899 B CN 114504899B CN 202210195838 A CN202210195838 A CN 202210195838A CN 114504899 B CN114504899 B CN 114504899B
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- China
- Prior art keywords
- ring
- filter cloth
- framework
- filter
- filter element
- 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.)
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- 239000004744 fabric Substances 0.000 claims abstract description 68
- 230000006835 compression Effects 0.000 claims abstract description 25
- 238000007906 compression Methods 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000012209 synthetic fiber Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention provides a folding sleeve type filter element. Comprises a filter core seat, a baffle ring, a compression ring, a framework, filter cloth and a supporting ring; the compression ring is a circular ring for tightly hooping the filter cloth; the framework is a pressing plate with a cross structure; the filter cloth is of a concentric folding round platform structure and is assembled on the filter core seat; the baffle ring is a circular ring with a boss; the support ring is a circular ring and is used as a connecting point support member for folding the concentric circular truncated cone of the filter cloth, the filter cloth is bent and folded at the connecting point of the support ring, and the support ring forms a folding suit combination with the filter cloth; the filter core seat is of a circular ring structure, the filter cloth is assembled on the inner side of the filter core seat through the compression ring and the baffle ring, and the framework is used for limiting the assembly of the baffle ring and the compression ring. The invention adopts filter cloth to stagger the upper support ring and the lower support ring as folding connection points, and the circular filter cloth is sectionally bent into a truncated cone structure and concentrically folded and connected from large to small; and periodically rapping to remove ash by combining a high-efficiency microwave rapper. The filter element is suitable for being used as a folding sleeve type filter element.
Description
Technical Field
The invention relates to a filter element in the technical field of filtration, in particular to a folding sleeve type filter element.
Background
The filter element is a simple and convenient separation device with the filtering and purifying functions, and mainly has the forms of gas-liquid separation, solid-liquid separation, exhaust and dust filtration, environmental protection and the like. The air filter element is also called an air filter cylinder, an air filter, a style and the like. The air filter is mainly used for air filtration in engineering locomotives, automobiles, agricultural locomotives, laboratories, sterile operation rooms and various precision operation rooms. The folded filter element has high retention rate, high flow rate, low pressure difference and wide chemical compatibility.
At present, the existing folding cylinder filter element is generally a folding filter element, the inside and the outside of the filter element are a central tube and a shell, the upper end and the lower end of the filter element are sealed by end plates, and a folding filter cloth is clamped between the filter elements. Filter cloth, filter medium woven from natural fiber or synthetic fiber. Common materials are cotton, hemp, wool, cocoon silk, asbestos fibers, glass fibers, certain synthetic fibers, and the like. Such as cotton canvas, twill, wool, and the like. The filter cloth has the following characteristics: near zero emission, the most strict environmental protection standard can be achieved; the ash removing performance is good, and higher ventilation quantity can be provided, or the pressure difference can be reduced; the service life of the filter bag is prolonged, the cleaning times are reduced, and the maintenance cost of equipment is reduced; the higher air-cloth ratio can design smaller dust remover, and the energy consumption is reduced when the pressure difference is reduced.
The folding cylinder type filter element is easy to deform, the normal use of the filter element is affected, the current filter element is mostly integrated, and after the filter element reaches the service life, the filter element can only be integrally replaced, so that the maintenance cost is improved, and the waste of production resources is also caused.
Disclosure of Invention
In order to solve the problems that the filter element is difficult to clean, easy to block, short in service cycle, difficult to treat and has no lasting dust removal effect. The invention provides a folding sleeved filter element. According to the filter element, the filter cloth is folded to form the hollow cylinder, so that the filtering area is increased, the ventilation quantity is improved, the filter element is maintained and replaced quickly, and the technical problem of filter element maintenance is solved.
The invention solves the technical problems by adopting the scheme that:
a folding sleeve type filter element comprises a filter element seat, a baffle ring, a compression ring, a framework, filter cloth and a support ring; the compression ring is a circular ring for tightly hooping the filter cloth; the framework is a pressing plate with a cross structure; the filter cloth is of a concentric folding round platform structure and is assembled on the filter core seat; the baffle ring is a circular ring with a boss; the support ring is a circular ring and is used as a connecting point support member for folding the concentric circular truncated cone of the filter cloth, the filter cloth is bent and folded at the connecting point of the support ring, and the support ring forms a folding suit combination with the filter cloth; the filter core seat is of a circular ring structure, the filter cloth is assembled on the inner side of the filter core seat through the compression ring and the baffle ring, and the framework is used for limiting the assembly of the baffle ring and the compression ring.
In order to further solve the technical problem to be solved, in the filter core seat provided by the invention, the inner side of the circular ring of the filter core seat is provided with the embedded groove, the press ring is tightly clamped with the filter cloth and is assembled in the embedded groove, the boss on the baffle ring radially extrudes and installs the press ring, the circumference of the filter core seat is provided with internal threads in an array manner, the framework is locked and fixed on the surface of the filter core seat through the bolts, and the framework axially simultaneously assembles and limits the baffle ring and the press ring.
Further, a boss is arranged on the outer side of the circular ring of the baffle ring, the boss radially extrudes the press ring, and the outermost layer of the filter cloth is assembled in the embedded groove of the filter element seat through the press ring; the geometry of the boss corresponds to the inlay groove.
Furthermore, the filter cloth is circular after being tiled and unfolded, the upper support rings and the lower support rings are staggered to be used as folding connection points, and the circular filter cloth is sectionally bent into a circular truncated cone structure and is concentrically folded and connected from large to small.
The filter cloth is assembled in the embedded groove of the filter element seat through the compression ring and the baffle ring, and the framework is used for limiting the assembly of the baffle ring and the compression ring; the filter cloth takes the staggered arrangement of the upper support ring and the lower support ring as folding connection points, and the circular filter cloth is bent into a truncated cone structure in a segmented manner and concentrically folded and connected from large to small; in the effective space range, the ventilation area is large, the ash removing surface is vertical downwards, no dead angle exists, and the ash removing is carried out by periodically vibrating and beating by combining a high-efficiency microwave vibrator, so that the performance of the dust remover is durable and good. The filter element is suitable for being used as a folding sleeve type filter element.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a partial cross-sectional view of the invention A;
FIG. 4 is a partial cross-sectional view of the invention B;
fig. 5 is a partial cross-sectional view of the invention C.
In the figure, 1, a framework, 2, filter cloth, 3, a compression ring, 4, a baffle ring, 5, a filter element seat, 6, bolts, 7, a supporting screw, 8, nuts, 9, an upper supporting ring and 10, a lower supporting ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
According to the figure, the folding sleeve type filter element comprises a filter element seat 5, a baffle ring 4, a compression ring 3, a framework 1, filter cloth 2 and a supporting ring; the compression ring 3 is a circular ring for tightly hooping the filter cloth 2; the framework 1 is a pressing plate with a cross structure; the filter cloth 2 is of a concentric folding round platform structure and is assembled on the filter element seat 5; the baffle ring 4 is a circular ring with a boss; the support ring is a circular ring and is used as a connecting point support member for folding the concentric circular truncated cone of the filter cloth 2, the filter cloth 2 is bent and folded at the connecting point of the support ring, and the support circular ring forms a folding suit combination with the filter cloth 2; the filter core seat 5 is of a circular ring structure, the filter cloth 2 is assembled on the inner side of the filter core seat 5 through the press ring 3 and the baffle ring 4, and the framework 1 is used for limiting the assembly of the baffle ring 4 and the press ring 3.
In order to ensure the stability of the structure of the invention, an embedded groove is arranged on the inner side of the circular ring of the filter core seat 5, the press ring 3 is tightly fastened with the filter cloth 2, the press ring 3 is assembled in the embedded groove, the boss on the baffle ring 4 is radially extruded and installed with the press ring 3, the circumference of the filter core seat 5 is provided with internal threads in an array manner, the framework 1 is locked and fixed on the surface of the filter core seat 5 through the bolts 6, and the framework 1 axially and simultaneously assembles and limits the baffle ring 4 and the press ring 3.
In order to further ensure the stability of the structure of the filter cloth, a boss is arranged on the outer side of the circular ring of the baffle ring 4, the boss radially extrudes the press ring 3, and the outermost layer of the filter cloth 2 is assembled in an embedded groove of the filter core seat 5 through the press ring 3; the geometry of the boss corresponds to the inlay groove.
In order to optimize the structure of the invention, the support ring is a circular ring structure and comprises an upper support ring 9 and a lower support ring 10, wherein the upper support ring 9 is hoisted on the framework 1; the lower support ring 10 is supported in tension by the support screw 7.
In a preferred embodiment, one end of the supporting screw 7 is connected with the lower supporting ring 10; the other end is provided with external threads, and a supporting screw rod 7 penetrates through the framework 1 and is fixedly and limitedly fastened on the framework 1 through a nut 8.
In order to further optimize the stability of the structure of the invention, the filter cloth 2 is circular after being tiled and unfolded, the upper support ring 9 and the lower support ring 10 are staggered to be used as folding connection points, and the circular filter cloth 2 is sectionally bent into a truncated cone structure and is concentrically folded and connected from large to small.
As a conventional technical option, the framework 1 has a cross structure, through holes are arrayed on the circumference for assembling the supporting screw 7, and the outermost through holes are used for connecting the bolts 6 with the filter element seat 5.
In the preferred embodiment, the framework 1 is also provided with a vibrator, and ash is periodically and vibratingly removed according to the condition of the filter element, so that the service life of the filter element is prolonged.
The vibrator is a microwave pulse vibrator.
Preferably, the diameter of the circular ring of the press ring 3 is smaller than that of the embedded groove of the filter element seat 5, and the press ring 3 is tightly fastened with the filter cloth 2 and then overflows in the embedded groove.
The working principle of the invention is as follows:
the framework is pressed on the filter core seat, the compression ring locks the upper opening flash of the filter cloth at the outermost layer, the circular filter cloth is bent into a truncated cone structure in a segmented mode, the circular filter cloth is folded and connected concentrically from large to small, and the connection point is bent and turned by the supporting ring to form a folding sleeve combination. The upper support ring is hoisted on the framework, and the lower support ring is supported by adopting a support screw in a tensioning way. According to the dust property, the filter cloth material is selected, the solid material is practical, and the essence is obtained.
A microwave pulse vibrator is arranged on the framework. The vibrator is used for preventing and eliminating the phenomena of blocking and tower arching of various bins caused by the reasons of internal friction, deliquescence, electrification, component segregation and the like of materials; the rapper is also referred to as an anti-occlusion device. Therefore, the filter element is combined with the microwave pulse vibrator to periodically shake and remove ash, and the performance of the dust remover is durable and good.
The working process for replacing the filter cloth comprises the following steps:
1. the filter comprises a framework, filter cloth, a compression ring, a baffle ring, a filter core seat, a bolt, a supporting screw, a nut, an upper supporting ring and a lower supporting ring, wherein the filter cloth, the compression ring, the baffle ring, the filter core seat, the bolt, the supporting screw, the nut and the upper supporting ring are arranged in sequence, and the upper supporting ring and the lower supporting ring are arranged in sequence.
Firstly, disassembling the support ring; loosening the nut 8 to separate the supporting screw 7 from the framework 1, and loosening the lower supporting ring 10; and the upper support 9 suspended on the frame 1 is removed.
Secondly, disassembling the framework 1; the bolts 6 are loosened to remove the framework 1, and the baffle ring 4 is taken out together.
Secondly, removing the filter cloth 2; the compression ring 3 is detached from the filter element seat 5 along with the filter cloth 2.
Secondly, replacing the filter cloth 2; the compression ring 3 is stripped on the filter cloth 2, the new filter cloth 2 is sleeved with the upper support ring 9 and the lower support ring 10, and the compression ring 3 is used for re-tightening, and is placed into the embedding groove of the filter core seat 5.
Finally, locking the filter cloth 2; the baffle ring 4 limits the compression ring 3 of the tight-hooping filter cloth 2, and the framework 1 fixes the baffle ring 4 and the locking bolt 6 of the compression ring 3; the upper supporting ring 9 is hoisted on the framework 1, and the nut 8 on the adjusting supporting screw 7 is locked and fixed.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (7)
1. A folding sleeve type filter element comprises a filter element seat (5), a baffle ring (4), a compression ring (3), a framework (1), filter cloth (2) and a supporting ring; the method is characterized in that:
the compression ring (3) is a ring which is tightly fastened with the filter cloth (2);
the framework (1) is a pressing plate with a cross structure;
the filter cloth (2) is of a concentric folding round platform structure and is assembled on the filter element seat (5);
the baffle ring (4) is a circular ring with a boss; a boss is arranged on the outer side of the circular ring of the baffle ring (4), the boss radially extrudes the press ring (3), and the outermost layer of the filter cloth (2) is assembled in an embedded groove of the filter element seat (5) through the press ring (3); the geometric dimension of the boss corresponds to the inlaid groove;
the supporting ring is a circular ring and is used as a connecting point supporting member for folding the concentric circular truncated cone of the filter cloth (2), the filter cloth (2) is bent and folded at the connecting point of the supporting ring, and the supporting circular ring forms a folding suit combination with the filter cloth (2); the support ring is of a ring structure and comprises an upper support ring (9) and a lower support ring (10), and the upper support ring (9) is hoisted on the framework (1); the lower support ring (10) is supported in a tensioning way through the support screw (7);
the filter element seat (5) is of a circular ring structure, the filter cloth (2) is assembled on the inner side of the filter element seat (5) through the compression ring (3) and the baffle ring (4), and the framework (1) is used for limiting the assembly of the baffle ring (4) and the compression ring (3); the filter element seat (5) is provided with an embedded groove on the inner side of the circular ring, the press ring (3) is tightly fastened with the filter cloth (2) and is assembled in the embedded groove, the press ring (3) is radially extruded and installed by a boss on the baffle ring (4), internal threads are arranged on the circumference of the filter element seat (5) in an array mode, the framework (1) is locked and fixed on the surface of the filter element seat (5) through bolts (6), and the framework (1) axially simultaneously assembles and limits the baffle ring (4) and the press ring (3).
2. A pleated cover cartridge according to claim 1, wherein:
one end of the supporting screw rod (7) is connected with the lower supporting ring (10); the other end is provided with external threads, and a supporting screw (7) penetrates through the framework (1) and is fixedly fastened on the framework (1) through a nut (8) in a limiting mode.
3. A pleated cover cartridge according to claim 1, wherein:
the filter cloth (2) is circular after being tiled and unfolded, the upper supporting rings (9) and the lower supporting rings (10) are staggered to be used as folding connection points, and the circular filter cloth (2) is bent into a truncated cone structure in a segmented mode and is concentrically folded and connected from large to small.
4. A pleated cover cartridge according to claim 1, wherein:
the framework (1) is of a cross structure, through holes are arrayed on the circumference and used for assembling supporting screws (7), and the outermost through holes are used for connecting bolts (6) with the filter element seat (5).
5. A pleated cover cartridge according to claim 1, wherein:
the framework (1) is also provided with a vibrator.
6. A pleated cover cartridge according to claim 5, wherein:
the vibrator is a microwave pulse vibrator.
7. A pleated cover cartridge according to claim 1, wherein:
the diameter of the ring of the press ring (3) is smaller than that of the embedded groove of the filter element seat (5), and the press ring (3) is tightly fastened with the filter cloth (2) and then overflows in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210195838.5A CN114504899B (en) | 2022-03-02 | 2022-03-02 | Folding sleeve type filter element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210195838.5A CN114504899B (en) | 2022-03-02 | 2022-03-02 | Folding sleeve type filter element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114504899A CN114504899A (en) | 2022-05-17 |
| CN114504899B true CN114504899B (en) | 2024-03-22 |
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ID=81554664
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210195838.5A Active CN114504899B (en) | 2022-03-02 | 2022-03-02 | Folding sleeve type filter element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114504899B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202179912U (en) * | 2011-08-02 | 2012-04-04 | 新乡市胜利环保有限责任公司 | Integral folding flat filter bag |
| CN106215570A (en) * | 2016-09-10 | 2016-12-14 | 天津大学 | A kind of superposition type combination air filter |
| CN206081946U (en) * | 2016-08-31 | 2017-04-12 | 何县香 | Filter bag convenient to installation |
| CN208809626U (en) * | 2018-09-06 | 2019-05-03 | 芜湖华美过滤净化技术有限公司 | A kind of easy-to-dismount PP big flow filter core |
| CN216778277U (en) * | 2022-03-02 | 2022-06-21 | 葫芦岛市滨海宇通自动化控制有限公司 | Folding nested filter element |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009008450B4 (en) * | 2009-02-11 | 2011-07-21 | Mann + Hummel GmbH, 71638 | Filter element and filter system |
-
2022
- 2022-03-02 CN CN202210195838.5A patent/CN114504899B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202179912U (en) * | 2011-08-02 | 2012-04-04 | 新乡市胜利环保有限责任公司 | Integral folding flat filter bag |
| CN206081946U (en) * | 2016-08-31 | 2017-04-12 | 何县香 | Filter bag convenient to installation |
| CN106215570A (en) * | 2016-09-10 | 2016-12-14 | 天津大学 | A kind of superposition type combination air filter |
| CN208809626U (en) * | 2018-09-06 | 2019-05-03 | 芜湖华美过滤净化技术有限公司 | A kind of easy-to-dismount PP big flow filter core |
| CN216778277U (en) * | 2022-03-02 | 2022-06-21 | 葫芦岛市滨海宇通自动化控制有限公司 | Folding nested filter element |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114504899A (en) | 2022-05-17 |
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