CN107158842A - A kind of air filtering core with filter material pleat face depressed part - Google Patents
A kind of air filtering core with filter material pleat face depressed part Download PDFInfo
- Publication number
- CN107158842A CN107158842A CN201710377099.0A CN201710377099A CN107158842A CN 107158842 A CN107158842 A CN 107158842A CN 201710377099 A CN201710377099 A CN 201710377099A CN 107158842 A CN107158842 A CN 107158842A
- Authority
- CN
- China
- Prior art keywords
- filter material
- pleat
- pleat face
- imprinter unit
- air filtering
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 63
- 238000001914 filtration Methods 0.000 title claims abstract description 26
- 230000000994 depressogenic effect Effects 0.000 title claims abstract description 19
- 230000001154 acute effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 239000000428 dust Substances 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000007306 turnover Effects 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
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- 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
- B01D46/523—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material with means for maintaining spacing between the pleats or folds
-
- 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
- B01D46/525—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes
Abstract
The invention discloses a kind of air filtering core with filter material pleat face depressed part, including tubular filter material and the end cap for being fixedly installed on filter material two ends, tubular filter material is continuous pleat shape, it is characterized in that, the imprinter unit of kidney-shaped and/or point-like is provided with each pleat face of filter material, the imprinter unit is raised to the inner surface in place pleat face.This has the air filtering core construction of filter material pleat face depressed part rationally, by increasing imprinter unit on pleat face, and imprinter unit can strut filter core, reduce adjustment pleat in filter core production process away from operation；The booster action of imprinter unit can increase the deflection in pleat face, compared with pleat face plane in the prior art, and the filter material jitter amplitude of pulse backblowing moment is bigger, and dust easily comes off, and improves pulse backblowing effect；The imprinter unit on each folding, in the filter core course of work, realizes the supporting role to filter material simultaneously, can make full use of filter area, and prolonging service life of filter elements realizes the effect of energy consumption reduction.
Description
Technical field
The present invention relates to air filtering core technical field, and in particular to a kind of air filtering core with filter material pleat face depressed part.
Background technology
The primary structure of air filtering core includes the filter material of tubular, the end cap at filter material two ends is fixedly installed on, due to end cap
Connected mode is different, and the structure of end cap also has certain difference.Filter core mainly includes ring-type end cap and envelope in the assembled condition
Closed end lid, ring-type end cap is arranged on the exhaust ports of filter core, and closed end cap is connected by connector with card, or positioned at filter core
Free end.
In the prior art, filter material is shaped as continuous pleated.The two ends of filter material are due to passing through epoxy resin glue etc. and end
Lid is connected, therefore the position between each pleat and end cap is fixed.But find in actual use, because filter core has a fixed length
Pleat in the middle part of degree, axial direction can deform because of the draught head inside and outside filter core, the state for extruding of being fitted between aggravation pleat and pleat, most
The effective filtration area of filter core is reduced eventually.
Improved technical scheme increases indent as described in CN201140004Y in the outer rim of conventional V-arrangement pleat
Folding line.Above-mentioned technical proposal not merely with the deflection of filter paper in itself support original pleat away from, additionally it is possible to suitably increase filtering surface
Product.But, the laminating of above-mentioned pleat be squeezed in filter core inside and outside differential pressure it is larger in the case of equally occur, and the increase of folding line can subtract
The free degree of small filter material shake, and then weaken the effect of pulse backblowing.
Therefore, it is necessary to be improved to air filtering core construction of the prior art.
The content of the invention
It is an object of the invention to overcome defect present in prior art there is provided a kind of with filter material pleat face depressed part
Air filtering core.
To realize above-mentioned technique effect, the technical scheme is that：A kind of air filter with filter material pleat face depressed part
Core, including tubular filter material and the end cap for being fixedly installed on filter material two ends, tubular filter material is continuous pleat shape, it is characterised in that filter material
Each pleat face on be provided with the imprinter unit of kidney-shaped and/or point-like, inner surface of the imprinter unit to place pleat face is convex
Rise.
The above-mentioned end cap for being fixedly installed on filter material two ends is end cover well known in the prior art and annular end cap, sealing
Can be set on end cap has the through hole passed through for screw rod, screw rod be used for filter detachable connection, in addition, prior art middle ring
Seal is additionally provided with the capping of shape end cap.
Imprinter unit refers to by impressing so that surface of filter medium has elevated regions, the filter of elevated regions similar with impression
The filter material consistency of thickness of material thickness and plane domain.
Further preferred technical scheme is to be provided with each pleat face at least two imprinter units, same pleat face
Axially spaced-apart of the imprinter unit along tubular filter material is set.Further, the height of projection of several imprinter units is consistent.
Filter material is caused to wear and tear in order to avoid coming in contact or rubbing between imprinter unit, technical scheme preferably is, adjacent
And folded V-arrangement opening is shifted to install towards imprinter unit on two pleat faces inside filter core.
Specifically, the crowning of imprinter unit is one kind or cambered surface, ellipsoid, ball in cambered surface, ellipsoid, sphere
At least two combination in face, plane.
Under pleat laminating coherent condition, the turnover of certain angle occurs in pleat face, in order to further increase the resistant to bending of pleat face
Performance, technical scheme preferably is, the long side of kidney-shaped imprinter unit and the axially vertical of tubular filter material and/or there is acute angle folder
Angle.The radial direction on the long side of kidney-shaped imprinter unit and the long edge pleat face of the axially vertical namely kidney-shaped imprinter unit of tubular filter material
Set.
It is preferred that technical scheme be that the height of projection of imprinter unit is 0.5~3mm.Raised excessive height, it is anti-in pulse
Blow in shake backhaul and easily rubbed with adjacent pleat face or projection, cause the filter core short time to use rear local damage；It is convex
The too low deflection influence then on pleat face of height risen is not obvious.
Further preferred technical scheme is that the opening central point of imprinter unit is located at the axially symmetric line in place pleat face
On.
The advantages of the present invention are：
This has the air filtering core construction of filter material pleat face depressed part rationally, by increasing imprinter unit on pleat face, impressing
Unit can strut filter core, reduce adjustment pleat in filter core production process away from operation；
The booster action of imprinter unit can increase the radial and axial deflection in pleat face, with plane pleat face in the prior art
Compare, the filter material jitter amplitude of pulse backblowing moment is bigger, and dust easily comes off, optimize pulse backblowing effect；
There is pressure difference inside and outside filter element filtering state lower filter, pleat can be caused to deform, pleat and pleat aggregation bonded to each other, impressing are single
Member can deform to form movement interference to pleat, support and conformal effect be played to filter material pleat face, it is ensured that filter core effective filtration area
And air flow rate.
Brief description of the drawings
Fig. 1 is the structural representation of air filtering core embodiment 1 of the present invention with filter material pleat face depressed part；
Fig. 2 is the partial structural diagram of filter material cross section in embodiment 1；
Fig. 3 is the structural representation of air filtering core embodiment 2 of the present invention with filter material pleat face depressed part；
Fig. 4 is the partial structural diagram of filter material cross section in embodiment 2；
Fig. 5 is the structural representation of air filtering core embodiment 3 of the present invention with filter material pleat face depressed part；
Fig. 6 is the partial structural diagram of filter material cross section in embodiment 3；
Fig. 7 is the structural representation of air filtering core embodiment 4 of the present invention with filter material pleat face depressed part；
Fig. 8 is the partial structural diagram of filter material cross section in embodiment 4.
In figure：1st, tubular filter material；21st, open end cap；22nd, end cover；3rd, imprinter unit；4th, through hole is connected.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is further described.Following examples are only
For clearly illustrating technical scheme, and it can not be limited the scope of the invention with this.
Embodiment 1
As shown in Figure 1-2, embodiment 1 has the air filtering core of filter material pleat face depressed part, including tubular filter material 1 and fixation are set
Put the end cap at filter material two ends, tubular filter material 1 is continuous pleat shape, each pleat face of filter material on be provided with the imprinter unit of point-like
3, imprinter unit 3 is raised to the inner surface in place pleat face.The crowning of imprinter unit is spherical interior surface.
One end of tubular filter material is fixedly installed the open end cap 21 of ring-type in embodiment 1, and the other end is fixedly installed close
Block and connection through hole 4 is set on lid 22, the end cover.
The imprinter unit of strip is raised towards pleat face inner surface in embodiment 1, and is provided with strip imprinter unit
Pleat face and the pleat face interval setting for being not provided with strip imprinter unit.
Embodiment 2
As shown in Figure 3-4, the difference of embodiment 2 and embodiment 1 is, kidney-shaped imprinter unit 3 and (as shown in Figure 3).Should
Air filtering core is fixedly connected by the retention mechanism at card with card, therefore is not provided with connecting through hole on the end cover.
The height of projection of the imprinter unit of embodiment 1 is 0.5mm, and the height of projection of the imprinter unit of embodiment 2 is 1mm,
Embodiment 3
Embodiment 3 is shown in Fig. 5-6, and embodiment 4 is shown in Fig. 7-8.
Embodiment 3-4 and the difference of embodiment 2 are：At least two imprinter units 3, same pleat are provided with each pleat face
Axially spaced-apart of the imprinter unit 3 along tubular filter material on face is set.Imprinter unit 3, embodiment 3 are provided with continuous pleat face
Adjacent and folded V-arrangement opening is oppositely arranged towards imprinter unit on two pleat faces inside filter core, and embodiment 4 is adjacent and folded V-arrangement
Opening is shifted to install towards imprinter unit on two pleat faces inside filter core.
The opening that imprinter unit 3 is flushed with pleat face is kidney-shaped imprinter unit 3, and the crowning of imprinter unit 3 is cambered surface and ball
The combination in face.As an alternative, the crowning of imprinter unit can be one kind or cambered surface, ellipse in cambered surface, ellipsoid, sphere
At least two combination in sphere, sphere, plane.
In embodiment 3, the long side of kidney-shaped imprinter unit and axially vertical, the opening center of imprinter unit of tubular filter material 1
Point is in the axially symmetric line in place pleat face.
The height of projection of imprinter unit 3 is 1.5mm.
On the architecture basics of embodiment 3, the impressing in regulation embodiment 4 on the distribution of imprinter unit, i.e., adjacent pleat face
Unit is shifted to install, and the height of projection of imprinter unit is 3mm.
In addition, as extension program, the long side direction of kidney-shaped imprinter unit is inconsistent on same pleat face.
When the convex apexes of the imprinter unit of embodiment 3 offset with adjacent pleat face, the shake of pulse backblowing filter material is not obvious, clearly
Grey effect is poor compared with 1,2,4.For the service life of filter material, pleat is caused to deform due to there is pressure difference inside and outside filter core, in embodiment 3
Impressing crowning between be easier to rub, therefore the life-span is short compared with embodiment 1,2,4.Imprinter unit quantity formed objects
Unanimously and in the case of air filter condition identical, the service life of embodiment 3 is the 40% of the life-span of embodiment 4.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of air filtering core with filter material pleat face depressed part, including tubular filter material and the end for being fixedly installed on filter material two ends
Lid, tubular filter material is continuous pleat shape, it is characterised in that the impressing of kidney-shaped and/or point-like is provided with each pleat face of filter material
Unit, the imprinter unit is raised to the inner surface in place pleat face.
2. the air filtering core according to claim 1 with filter material pleat face depressed part, it is characterised in that set on each pleat face
Axially spaced-apart of the imprinter unit at least two imprinter units, same pleat face along tubular filter material is equipped with to set.
3. the air filtering core according to claim 1 with filter material pleat face depressed part, it is characterised in that adjacent and folded V
Shape opening is shifted to install towards imprinter unit on two pleat faces inside filter core.
4. the air filtering core according to claim 4 with filter material pleat face depressed part, it is characterised in that kidney-shaped imprinter unit
Long side and tubular filter material axially vertical and/or there is acute angle.
5. the air filtering core according to claim 1 with filter material pleat face depressed part, it is characterised in that imprinter unit it is convex
It is 0.5~3mm to play height.
6. the air filtering core according to claim 4 with filter material pleat face depressed part, it is characterised in that imprinter unit is opened
Mouth central point is located in the axially symmetric line in place pleat face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710377099.0A CN107158842A (en) | 2017-05-25 | 2017-05-25 | A kind of air filtering core with filter material pleat face depressed part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710377099.0A CN107158842A (en) | 2017-05-25 | 2017-05-25 | A kind of air filtering core with filter material pleat face depressed part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107158842A true CN107158842A (en) | 2017-09-15 |
Family
ID=59822343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710377099.0A Pending CN107158842A (en) | 2017-05-25 | 2017-05-25 | A kind of air filtering core with filter material pleat face depressed part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107158842A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110448973A (en) * | 2019-08-07 | 2019-11-15 | 九江七所精密机电科技有限公司 | A kind of taper cartridge type air filtering core and its manufacture craft |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH680910A5 (en) * | 1990-08-16 | 1992-12-15 | Asf Air System Filter Ag | Mfg. folded thermoplastic filter element |
| JPH05131104A (en) * | 1991-11-11 | 1993-05-28 | Nippon Rokaki Kk | Filter element and filter device |
| CN102740944A (en) * | 2009-10-19 | 2012-10-17 | Lpd科技公司 | Embossed fluid filter element |
| CN203540252U (en) * | 2013-11-22 | 2014-04-16 | 浙江圣峰汽车部件有限公司 | Filter paper core with bump style knurls |
| CN103796726A (en) * | 2011-09-19 | 2014-05-14 | 曼·胡默尔有限公司 | Filter element, device for folding a filter medium web and process for producing a zigzag-folded filter element |
| CN103857455A (en) * | 2011-08-31 | 2014-06-11 | 大金工业株式会社 | Filter medium for air filter and air filter unit |
| CN207237530U (en) * | 2017-05-25 | 2018-04-17 | 江苏人和环保设备有限公司 | A kind of air filtering core with filter material pleat face concave part |
-
2017
- 2017-05-25 CN CN201710377099.0A patent/CN107158842A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH680910A5 (en) * | 1990-08-16 | 1992-12-15 | Asf Air System Filter Ag | Mfg. folded thermoplastic filter element |
| JPH05131104A (en) * | 1991-11-11 | 1993-05-28 | Nippon Rokaki Kk | Filter element and filter device |
| CN102740944A (en) * | 2009-10-19 | 2012-10-17 | Lpd科技公司 | Embossed fluid filter element |
| CN103857455A (en) * | 2011-08-31 | 2014-06-11 | 大金工业株式会社 | Filter medium for air filter and air filter unit |
| CN103796726A (en) * | 2011-09-19 | 2014-05-14 | 曼·胡默尔有限公司 | Filter element, device for folding a filter medium web and process for producing a zigzag-folded filter element |
| CN203540252U (en) * | 2013-11-22 | 2014-04-16 | 浙江圣峰汽车部件有限公司 | Filter paper core with bump style knurls |
| CN207237530U (en) * | 2017-05-25 | 2018-04-17 | 江苏人和环保设备有限公司 | A kind of air filtering core with filter material pleat face concave part |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110448973A (en) * | 2019-08-07 | 2019-11-15 | 九江七所精密机电科技有限公司 | A kind of taper cartridge type air filtering core and its manufacture craft |
| CN110448973B (en) * | 2019-08-07 | 2021-09-17 | 九江七所精密机电科技有限公司 | Conical cylinder type air filter element and manufacturing process thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |
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| RJ01 | Rejection of invention patent application after publication |