CN104707481B - Filter assembly - Google Patents
Filter assembly Download PDFInfo
- Publication number
- CN104707481B CN104707481B CN201510105750.XA CN201510105750A CN104707481B CN 104707481 B CN104707481 B CN 104707481B CN 201510105750 A CN201510105750 A CN 201510105750A CN 104707481 B CN104707481 B CN 104707481B
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- China
- Prior art keywords
- filter
- opening
- head
- intake channel
- outlet passage
- 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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Links
- 230000000712 assembly Effects 0.000 claims description 27
- 238000000429 assembly Methods 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims 1
- 230000009897 systematic effect Effects 0.000 abstract description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 12
- 239000004202 carbamide Substances 0.000 description 12
- 239000012530 fluid Substances 0.000 description 10
- 239000007788 liquid Substances 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 230000008676 import Effects 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a filter assembly. The filter assembly comprises a first filter and a second filter, wherein the first filter comprises a first housing, a first filter element and a first head, wherein a first inlet channel and a first outlet channel are formed in the first head; the second filter comprises a second housing, a second filter element and a second head; a second inlet channel and a second outlet channel are formed in the second head; the first inlet channel is communicated with the second inlet channel; the first outlet channel is communicated with the second outlet channel; the first filter and the second filter are separately arranged and are detachably assembled together through a fixture; the fixture is used for detachably assembling the first head with the second head. By virtue of the arrangement, the systematic design is realized; a right number of filters are selected and integrated according to different application requirements.
Description
Technical field
The present invention relates to a kind of filter assemblies, more particularly to one kind is applied in motor exhaust after-treatment system and is used
With the filter assemblies of filter urea solution.
Background technology
Generally include in current motor exhaust after-treatment system urea tank, to by urea liquid from the urea tank
The urea pump of extraction and the filter filtered by urea liquid.
When filter is applied in big-block engine after-treatment system, in order to meet certain filter capacity, need to set
The bigger filter of meter size.In addition, generally requiring to design matched mistake for different engine aftertreatment systems
Filter, this solution need to design different filters for different engine aftertreatment systems, substantially increase
Cost.
Therefore, it is necessary to design a kind of above-mentioned to solve based on the Novel filtration device assembly for being combined some filters
Problem.
The content of the invention
It is an object of the invention to provide a kind of stronger filter assemblies of extended capability.
For achieving the above object, the present invention is adopted the following technical scheme that：A kind of filter assemblies, which at least includes the first mistake
Filter and the second filter, wherein described first filter include the first housing, the first filter in the first shell body
Core and the first head with the first shell mates, first head are provided with the first intake channel and first outlet
Passage；Second filter include the second housing, the second filter element in the second shell body and with the second shell
Second head of mates, second head are provided with the second intake channel and second outlet passage；First import
Passage is connected with second intake channel, the first outlet passage and the second outlet channel connection, first mistake
Filter is provided separately and passes through fixture with second filter and removably fitted together, and the fixture is by described
One head is removably fitted together with second head.
Used as further improved technical scheme of the present invention, first filter is with second filter in circulation side
It is in parallel in formula.
As further improved technical scheme of the present invention, first filter include positioned at first filter element with
The first entrance space being connected between first housing and with first intake channel, and it is located at first filter element
First outlet space that is interior and being connected with the first outlet passage；Second filter is included positioned at second filter element
The second entrance space being connected between second housing and with second intake channel, and be located at described second
The second outlet space being connected in filter element and with the second outlet passage.
Used as further improved technical scheme of the present invention, first filter includes the first distribution plate, described first
Distribution plate is provided with circumferentially distributed some first small openings, and first intake channel is entered by first small opening with described first
The connection of mouth space is got up；Second filter includes the second distribution plate, if second distribution plate is provided with circumferentially distributed
Second intake channel is connected by dry second small opening, second small opening with the second entrance space.
Used as further improved technical scheme of the present invention, first intake channel is mutual with the first outlet passage
Parallel, second intake channel is parallel to each other with the second outlet passage, and first intake channel enters with described second
Mouth passage is mutually aligned, and the first outlet passage is mutually aligned with the second outlet passage.
Used as further improved technical scheme of the present invention, the filter assemblies are also included installed in first import
The first sealing ring between passage and second intake channel, and go out with described second installed in the first outlet passage
The second sealing ring between mouth passage.
Used as further improved technical scheme of the present invention, first intake channel runs through first head, respectively
The first opening and the second opening are formed in the both sides of first head；The first outlet passage also extends through described first
Portion, forms the 3rd opening and the 4th opening in the both sides of first head respectively；Wherein described first opening and described the
, positioned at the same side of first head, second opening is with the described 4th opening positioned at the same of first head for three openings
Side；Second intake channel run through second head, respectively second head both sides formed the 5th opening with
And the 6th opening；The second outlet passage also extends through second head, forms the in the both sides of second head respectively
Seven openings and the 8th opening；Wherein described 5th opening is with the described 7th opening positioned at the same side of second head, institute
The 6th opening is stated with the described 8th opening positioned at the same side of second head；Second opening is connect with the described 5th opening
Touch, the 4th opening is contacted with the described 7th opening, in the described second opening, described second is close for first sealing ring
Seal is in the described 4th opening.
Used as further improved technical scheme of the present invention, the filter assemblies also include being inserted in first opening
Interior inlet union and the outlet connection being inserted in the 3rd opening.
Used as further improved technical scheme of the present invention, first housing is provided with first portion and is welded on described
First contiguous block at the top in a tin portion, the wall thickness of the thickness of first contiguous block more than first portion, described first
Head is provided with the external screw thread and female thread for cooperating with first contiguous block, so that first filter element can be detachable
Be installed in the first shell body.
As further improved technical scheme of the present invention, the fixture include bolt and with the bolt coordinate
Nut.
Used as further improved technical scheme of the present invention, first head is provided with to be installed positioned at the first of its bottom
Portion, first installation portion are provided with the first mounting groove for extending transversely through, and first mounting groove is logical parallel to first import
Road；Second head is provided with the second installation portion positioned at its bottom, second installation portion be provided with downward through fluting；Institute
State bolt to be housed in first mounting groove, the nut is housed in the fluting.
Used as further improved technical scheme of the present invention, second installation portion is provided with the second installation for extending transversely through
Groove, second mounting groove are connected with second mounting groove parallel to second intake channel, the fluting, and described second
Mounting groove is to house the bolt being engaged with the 3rd filter.
Compared to prior art, the first filter of filter assemblies of the present invention is provided separately and is passed through with the second filter
Fixture is removably fitted together, it is possible to achieve Systematic Design, selects suitable number of according to different application requirements
Filter is combined, and extended capability is stronger.
Description of the drawings
Fig. 1 is the schematic diagram of inventive engine exhaust gas aftertreatment system.
Fig. 2 is the axonometric chart of filter assemblies in Fig. 1.
Fig. 3 is the axonometric chart of another angle of Fig. 2.
Fig. 4 is the front view of Fig. 2.
Fig. 5 is the upward view of Fig. 2.
Fig. 6 is the left view of Fig. 2.
Fig. 7 is the part isometric exploded view of Fig. 2, wherein the first filter and the second separate with filter, the second filter with
3rd filter is fitted together.
Fig. 8 is the three-dimensional exploded view of another angles of Fig. 7.
Fig. 9 is the three-dimensional exploded view of another angles of Fig. 8, and wherein filter housings do not show.
Figure 10 is the part isometric exploded view of the first filter in Fig. 7.
Figure 11 is the sectional view of the first filter.
Figure 12 is sectional view of the filter assemblies of the present invention at a certain position.
Figure 13 is the sectional view of the filter assemblies in another position of the present invention.
Specific embodiment
Please join shown in Fig. 1, present invention is disclosed a kind of exhaust gas aftertreatment system 100 that can be applied to big-block engine,
Which is included urea tank 1, the filter assemblies 3 being connected with the urea tank 1, conveys dress to the fluid for conveying the urea liquid
The common rail 5 for put 4, being connected with the fluid delivery system 4, some nozzles 6 being connected with the common rail 5 and described to control
The controller 2 of exhaust gas aftertreatment system 100.
In illustrative embodiments of the present invention, the electromotor 200 is high-power of generally more than 500 kilowatts of power
Motivation.The fluid delivery system 4 is provided with to pump the pump 41 of urea liquid（Such as gear pump etc.）.In present invention diagram
In embodiment, the controller 2 is arranged on the fluid delivery system 4, integrated to realize.The nozzle 6 to
The urea liquid of jet atomization in the exhaust pipe of engine 201.Through atomization urea liquid in the exhaust pipe of engine 201
Ammonia is broken down into, the ammonia can be reacted with the nitrogen oxides in tail gas, so as to reduce the discharge of nitrogen oxides.Mirror
It is well known in the principle of this tail gas disposal technique to person of ordinary skill in the field, the present invention will not be described here.
Please join shown in Fig. 2 to Figure 13, in illustrative embodiments of the present invention, the filter assemblies 3 are included shoulder to shoulder
The first filter 31, the second filter 32 and the 3rd filter 33 for linking together.Described first, second, third filters
The structure of device 31,32,33 is very similar to, and in order to shared device/mould, saves manufacturing cost.Hereinafter only filter with first
As a example by device 31, it is described in detail.
Please join shown in Fig. 7 to Figure 13, first filter 31 includes the first housing 311, is installed on first housing
The first filter element 312 in 311 and the first head 313 being engaged with first housing 311.
First housing 311 includes first portion 3111, positioned at the first bottom of first portion, 3111 bottom
3112nd, be arranged at first bottom 3112 and to support upwards first filter element 312 spring 3113, and be located at institute
State first contiguous block 3114 on first portion, 3111 top.In illustrative embodiments of the present invention, first contiguous block
3114 tops for being welded in first portion 3111.First contiguous block 3114 is provided with female thread.
Correspondingly, the lower end of first head 313 is provided with the external screw thread being engaged with the female thread.Due to described
Than relatively thin, its thickness cannot be threaded structure in a tin portion 3111, and the present invention is ingenious by arranging first contiguous block 3114
Solve this problem in that, save cost.Please join shown in Figure 11, the thickness of first contiguous block 3114 is more than described first
The thickness in portion 3111.In addition, in illustrative embodiments of the present invention, first bottom 3112 and first portion 3111
It is to be provided separately, then welds again, cost is relatively low.In one embodiment of the invention, first housing 311
It is to be made of stainless steel, with order to can be resistant to alkaline solution.
In illustrative embodiments of the present invention, first filter 31 is the filter for going out formula in entering outward.Described
One filter element 312 is substantially in hollow tubular.It is empty that first entrance is formed between first housing 311 and first filter element 312
Between 3141, the hollow part of first filter element 312 forms first outlet space 3142.
In addition, please join shown in Figure 10, first filter 31 is also included positioned at 3141 upper end of first entrance space
The first distribution plate 315, first distribution plate 315 is provided with circumferentially distributed some first small openings 3151, first leakage
Hole 3151 is connected with the first entrance space 3141.
Please join shown in Figure 10 and Figure 11, first filter 31 is also included positioned at first head 313 and described
The first rubber blanket 316 between one filter element 312.
In illustrative embodiments of the present invention, first head 313 is machined piece, and is integral structure.Such as
This setting, can save die sinking cost.Meanwhile, the flow hole of machined piece can be opened must be than larger, to meet big flow
Require.First head 313 is threaded connection with first housing 311, is arranged such, when need change the first filter element
When 312, it is only necessary to turn on the screw thread, it is not necessary to carry out the integral replacing of filter, so as to save maintenance cost.
Please join shown in Fig. 2 to Figure 13, first head 313 includes the first main part 34, from first main part 34
Side and upwardly extending first location division 35 and install positioned at two first of 34 two bottom sides of the first main part
Portion 36, wherein first location division 35 are provided with to carry out installing first filter 31, fixed some first fixed
Position hole 351.
First main part 34 includes that the two sides 340 being oppositely arranged, the first import through the two sides 340 lead to
Road 341 and the first outlet passage 342 through the two sides 340.First intake channel 341 and the first outlet
Passage 342 is parallel to each other.First intake channel 341 forms first in the both sides of first head 313 respectively and is open
3411 and second opening 3412；Similarly, the first outlet passage 342 is respectively in the both sides shape of first head 313
Into the 3rd opening 3421 and the 4th opening 3422.Wherein, first opening 3411 is located at institute with the described 3rd opening 3421
The same side of the first head 313 is stated, second opening 3412 is located at first head 313 with the described 4th opening 3422
The same side.First filter 31 also includes the inlet union 343 being inserted in first opening 3411 and is inserted in
Outlet connection 344 in 3rd opening 3421.
Please join shown in Fig. 9, the bottom of first head 313 is additionally provided with is leaked with first on first distribution plate 315
First crescent 3131 and the outlet opening 3132 connected with the first outlet space 3142 of the connection of hole 3151.It is wherein described
First crescent 3131 is connected with first intake channel 341, and the outlet opening 3132 is connected with the first outlet passage 342
It is logical.First installation portion 36 be provided with the first mounting groove 363 for extending transversely through and connect with first mounting groove 363 and to
The fluting 364 for running through down, first mounting groove 363 is parallel to first intake channel 341.
Second filter 32 is very similar with the structure of first filter 31, is briefly described below.
Second filter 32 includes the second housing 321, the second filter element being installed in second housing 321（Not
Diagram）And the second head 323 being engaged with second housing 321.
Second housing 321 is identical with first housing 311, second filter element and first filter element
312 is identical.Second entrance space is formed between second housing 321 and second filter element（It is not shown）, described
The hollow part of two filter elements forms second outlet space（It is not shown）.
Second filter 32 also includes the second distribution plate 325 positioned at second entrance space upper end, described
Two distribution plates 325 are provided with circumferentially distributed some second small openings 3251, and second small opening 3251 is empty with the second entrance
Between connect.
The bottom of second head 323 is additionally provided with what is connected with the second small opening 3251 on second distribution plate 325
Second crescent 3231 and the outlet opening 3232 connected with the second outlet space.
In illustrative embodiments of the present invention, second head 323 is machined piece, and is integral structure.Such as
This setting, can save die sinking cost.Meanwhile, the flow hole of machined piece can be opened must be than larger, to meet big flow
Require.Second head 323 is threaded connection with second housing 321, is arranged such, when need change the second filter element
When, it is only necessary to the screw thread is turned on, it is not necessary to carry out the integral replacing of filter, so as to save maintenance cost.
Please join shown in Fig. 2 to Figure 13, second head 323 includes the second main part 37, from second main part 37
Side and upwardly extending second location division 38 and install positioned at two second of 37 two bottom sides of the second main part
Portion 39, wherein second location division 38 are provided with to carry out installing second filter 32, fixed some second fixed
Position hole 381.
Second main part 37 includes that the two sides 370 being oppositely arranged, the second import through the two sides 370 lead to
Road 371 and the second outlet passage 372 through the two sides 370.Second intake channel 371 and the second outlet
Passage 372 is parallel to each other.Wherein described second crescent 3231 is connected with second intake channel 371, the outlet opening
3232 are connected with the second outlet passage 372.Second intake channel 371 is respectively in the both sides of second head 323
Form the 5th opening 3711 and the 6th opening 3712；Similarly, the second outlet passage 372 is respectively in second head
323 both sides form the 7th opening 3721 and the 8th opening 3722.Wherein described 5th opening 3711 and the described 7th opening
3721 the same sides for being located at second head 323, the 6th opening 3712 are located at described the with the described 8th opening 3722
The same side of two heads 323.
In illustrative embodiments of the present invention, first filter 31 is provided separately simultaneously with second filter 32
Removably fitted together by fixture；Second filter 32 is provided separately and is passed through with the 3rd filter 33
Fixture is removably fitted together.The nut 362 that the fixture is included bolt 361 and coordinated with the bolt 361.
First installation portion 36 is provided with the first mounting groove 363 for extending transversely through, and first mounting groove 363 enters parallel to described first
Mouth passage 341.Second installation portion 39 be provided with the second mounting groove 391 for extending transversely through and with second mounting groove 391
Connection and downward through fluting 392.Second mounting groove 391 is parallel to second intake channel 371.
In illustrative embodiments of the present invention, first filter 31 is provided separately simultaneously with second filter 32
Removably fitted together by fixture；Second filter 32 is provided separately and is passed through with the 3rd filter 33
Fixture is removably fitted together.The nut 362 that the fixture is included bolt 361 and coordinated with the bolt 361.
When first filter 31 and second filter 32 is mutually assembled, second opening 3412 with it is described
5th opening 3711 is contacted, and the 4th opening 3422 is contacted with the described 7th opening 3721.In order to improve the reliability of sealing,
The filter assemblies 3 also include the first sealing ring 365 being contained in second opening 3412 and are contained in described the
The second sealing ring 366 in four openings 3422.First intake channel 341 is mutually aligned with second intake channel 371,
The first outlet passage 342 is mutually aligned with the second outlet passage 372.The bolt 361 is transversely housed in described
In first mounting groove 363, the nut 362 is housed in the fluting 392 from bottom up, the bolt 361 and the spiral shell
Female 362 tighten.It is arranged such, the fixture is by the first head 313 of first filter 31 and second filter
32 the second head 323 is removably fitted together.
It will be appreciated, of course, that the filter assemblies 3 of the present invention have sequencing in assembling, i.e., first should be by
Second filter 32 is assembled with the 3rd filter 31, will bolt 361 fill in second mounting groove 391 and with fill in
Nut 362 in the 3rd filter 31 is tightened.Then, then by the first filter 31 assembled with the second filter 32, from
And avoid assembling from interfering.
Please join shown in Figure 12, just the flow direction of fluid of the present invention is described below.
First filter 31, the second filter 32 are in parallel with the 3rd filter 33 in circulation style.
First, fluid flows into the first intake channel 341 from inlet union 343, and a part of fluid flows into the first crescent
In 3131, and through some first small openings 3151 on the first distribution plate 315, into first entrance space 3141, this part is flowed
Body penetrates through the first filter element 312, into first outlet space 3142, then flows into first outlet through outlet opening 3132 again and leads to
Road 342, finally leaves from the outlet connection 344；Another part fluid flows into the second intake channel 371, and then therein one
Part is flowed in the second crescent 3231, and through some second small openings 3251 on the second distribution plate 325, into the 3rd entrance
Space, this segment fluid flow penetrate through the second filter element, into second outlet space, then flow into second outlet through outlet opening again
Passage 372, finally leaves from the outlet connection 344.Flow direction of the fluid in the 3rd filter 33 with the second filter 32
In flow to it is identical.
First filter 31 of filter assemblies of the present invention 3, the second filter 32 and the 3rd filter 33 are provided separately
And removably fitted together by fixture, it is possible to achieve Systematic Design, select suitable according to different application requirements
The filter of number is combined, and extended capability is stronger.
In addition, above example is merely to illustrate the present invention and not limits technical scheme described in the invention, to this
The understanding of description should be based on person of ordinary skill in the field, and such as " in front and back through " refers to do not installing which
What he was through before part, then for example to "front", "rear", "left", "right", " on ", the description of D score isotropy, although this
Description with reference to the above embodiments to present invention has been detailed description, but, one of ordinary skill in the art should
Work as understanding, person of ordinary skill in the field still can modify to the present invention or equivalent, and all do not take off
From technical scheme and its improvement of the spirit and scope of the present invention, all should cover in scope of the presently claimed invention.
Claims (9)
1. a kind of filter assemblies, which at least includes the first filter and the second filter, wherein described first filter bag
Include the first housing, the first filter element in the first shell body and the first head with the first shell mates, institute
State the first head and be provided with the first intake channel and first outlet passage；Second filter includes the second housing, positioned at institute
The second filter element in second shell body and the second head with the second shell mates is stated, second head is provided with second
Intake channel and second outlet passage；First intake channel is connected with second intake channel, the first outlet
Passage and the second outlet channel connection, it is characterised in that：First filter is provided separately with second filter
And removably fitted together by fixture, the fixture by first head with second head removably
Fit together；
First intake channel is parallel to each other with the first outlet passage, second intake channel and the second outlet
Passage is parallel to each other, and first intake channel is mutually aligned with second intake channel, the first outlet passage and institute
State second outlet passage to be mutually aligned；
The filter assemblies also include that between first intake channel and second intake channel first is close
Seal, and the second sealing ring between the first outlet passage and the second outlet passage；
First intake channel run through first head, respectively first head both sides formed first opening and
Second opening；The first outlet passage also extends through first head, forms the 3rd in the both sides of first head respectively
Opening and the 4th opening；Wherein described first opening is located at the same side of first head with the described 3rd opening, described
Second opening is with the described 4th opening positioned at the same side of first head；Second intake channel runs through described second
Portion, forms the 5th opening and the 6th opening in the both sides of second head respectively；The second outlet passage also extends through institute
The second head is stated, and the 7th opening and the 8th opening is formed in the both sides of second head respectively；Wherein described 5th opening
With the described 7th opening positioned at the same side of second head, the 6th opening is located at described second with the described 8th opening
The same side of head；Second opening is contacted with the described 5th opening, and the 4th opening is contacted with the described 7th opening, institute
The first sealing ring is stated in the described second opening, second sealing ring is in the described 4th opening.
2. filter assemblies as claimed in claim 1, it is characterised in that：First filter is existed with second filter
It is in parallel in circulation style.
3. filter assemblies as claimed in claim 2, it is characterised in that：First filter is included positioned at the described first filter
The first entrance space being connected between first housing and with first intake channel of core, and it is located at described the
The first outlet space being connected in one filter element and with the first outlet passage；Second filter is included positioned at described
The second entrance space being connected between second housing and with second intake channel of two filter elements, and it is located at institute
State the second outlet space being connected in the second filter element and with the second outlet passage.
4. filter assemblies as claimed in claim 3, it is characterised in that：First filter includes the first distribution plate, institute
State the first distribution plate and be provided with circumferentially distributed some first small openings, first small opening by first intake channel with it is described
The connection of first entrance space is got up；Second filter includes the second distribution plate, and second distribution plate is provided with and circumferentially divides
Second intake channel is connected by some second small openings of cloth, second small opening with the second entrance space.
5. filter assemblies as claimed in claim 1, it is characterised in that：The filter assemblies also include being inserted in described the
Inlet union and the outlet connection being inserted in the 3rd opening in one opening.
6. filter assemblies as claimed in claim 1, it is characterised in that：First housing is provided with first portion and is welded on
First contiguous block at the top in first portion, the thickness of first contiguous block are more than the wall thickness in first portion, institute
State the first head and be provided with the external screw thread and female thread for cooperating with first contiguous block, so that first filter element can
It is mounted in the first shell body.
7. filter assemblies as described in any one in claim 1 to 6, it is characterised in that：The fixture includes spiral shell
Bolt and the nut coordinated with the bolt.
8. filter assemblies as claimed in claim 7, it is characterised in that：First head is provided with positioned at its bottom first
Installation portion, first installation portion are provided with the first mounting groove for extending transversely through, and first mounting groove enters parallel to described first
Mouth passage；Second head is provided with the second installation portion positioned at its bottom, second installation portion be provided with downward through open
Groove；The bolt is housed in first mounting groove, and the nut is housed in the fluting.
9. filter assemblies as claimed in claim 8, it is characterised in that：Second installation portion is provided with second for extending transversely through
Mounting groove, parallel to second intake channel, the fluting is connected second mounting groove with second mounting groove, described
Second mounting groove is to house the bolt being engaged with the 3rd filter.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510105750.XA CN104707481B (en) | 2015-03-11 | 2015-03-11 | Filter assembly |
| CN201611177089.4A CN106582288B (en) | 2015-03-11 | 2015-03-11 | Filter assemblies |
| PCT/CN2015/094448 WO2016074630A1 (en) | 2014-11-14 | 2015-11-12 | Filter assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510105750.XA CN104707481B (en) | 2015-03-11 | 2015-03-11 | Filter assembly |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611177089.4A Division CN106582288B (en) | 2015-03-11 | 2015-03-11 | Filter assemblies |
Publications (2)
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|---|---|
| CN104707481A CN104707481A (en) | 2015-06-17 |
| CN104707481B true CN104707481B (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611177089.4A Expired - Fee Related CN106582288B (en) | 2015-03-11 | 2015-03-11 | Filter assemblies |
| CN201510105750.XA Active CN104707481B (en) | 2014-11-14 | 2015-03-11 | Filter assembly |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611177089.4A Expired - Fee Related CN106582288B (en) | 2015-03-11 | 2015-03-11 | Filter assemblies |
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| CN (2) | CN106582288B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016074630A1 (en) * | 2014-11-14 | 2016-05-19 | 天纳克（苏州）排放系统有限公司 | Filter assembly |
| CN110893295A (en) * | 2018-09-12 | 2020-03-20 | 天纳克（苏州）排放系统有限公司 | Filter assembly |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080029449A1 (en) * | 2006-07-25 | 2008-02-07 | Bio-Rad Laboratories, Inc. | Graded external prefilter element for continuous-flow systems |
| CN201058253Y (en) * | 2007-06-13 | 2008-05-14 | 厦门建霖工业有限公司 | Watercourse structure of filter |
| KR100873294B1 (en) * | 2007-06-14 | 2008-12-11 | 웅진코웨이주식회사 | A filter assembly |
| JP5571366B2 (en) * | 2009-12-04 | 2014-08-13 | 愛三工業株式会社 | Filter device |
| CN103127759A (en) * | 2011-11-24 | 2013-06-05 | 昆山总馨机械有限公司 | Combined type water purifier fixing device |
| US9718011B2 (en) * | 2013-03-12 | 2017-08-01 | Schroeder Industries, Llc | Coalescing filter element and filter assembly therefore |
| CN203370388U (en) * | 2013-07-17 | 2014-01-01 | 武汉亚维环保科技有限公司 | Integrated type high-flow precise filter |
| CN203829768U (en) * | 2014-05-12 | 2014-09-17 | 安徽托普节能环保有限公司 | Novel filter element replacing pull rod |
| CN204502803U (en) * | 2015-03-11 | 2015-07-29 | 天纳克（苏州）排放系统有限公司 | Filter assemblies |
-
2015
- 2015-03-11 CN CN201611177089.4A patent/CN106582288B/en not_active Expired - Fee Related
- 2015-03-11 CN CN201510105750.XA patent/CN104707481B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106582288A (en) | 2017-04-26 |
| CN104707481A (en) | 2015-06-17 |
| CN106582288B (en) | 2019-09-24 |
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