CN108722189A - Filter device - Google Patents
Filter device Download PDFInfo
- Publication number
- CN108722189A CN108722189A CN201810930032.XA CN201810930032A CN108722189A CN 108722189 A CN108722189 A CN 108722189A CN 201810930032 A CN201810930032 A CN 201810930032A CN 108722189 A CN108722189 A CN 108722189A
- Authority
- CN
- China
- Prior art keywords
- shell
- filtrate
- lower half
- housing lower
- filter membrane
- 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.)
- Granted
Links
- 239000000706 filtrate Substances 0.000 claims abstract description 163
- 239000012528 membrane Substances 0.000 claims abstract description 117
- 238000007789 sealing Methods 0.000 claims description 53
- 239000007788 liquid Substances 0.000 claims description 37
- 230000008676 import Effects 0.000 claims description 30
- 238000001914 filtration Methods 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 16
- 238000005086 pumping Methods 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000001727 in vivo Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 2
- 150000002500 ions Chemical class 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000000740 bleeding effect Effects 0.000 description 4
- 239000000758 substrate Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
-
- 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
- B01D29/52—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 parallel connection
-
- 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
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
Abstract
The invention discloses filter devices, are related to separation equipment technical field.Shell, connection shell, filtrate returnable bottle, three filter membranes and three support plates are loaded including three spherical filter membranes；It includes upper half-shell and housing lower half that filter membrane, which loads shell,；Housing lower half is connected to shell is connect；Connection shell is connected to filtrate returnable bottle；Upper half-shell side is hinged with housing lower half, and the other side is detachably connected with housing lower half；Filter membrane is removably installed in housing lower half and the inner wall of housing lower half is in close contact；Support plate is removably installed in housing lower half and the inner wall of housing lower half is in close contact；Support plate is equipped on the multiple filter membrane support bars and support plate for being used to support filter membrane and offers the filtrate manifold port being connected to housing lower half；Multiple filter membrane support bars interval is arranged, and centered on filtrate manifold port, multiple filter membrane support bars are radially dissipated into the edge of support plate；The filter device can reduce cost, and make sample carrying easy to maintain.
Description
Technical field
The present invention relates to separation equipment technical fields, more particularly, to filter device.
Background technology
The dust ion in snow and ice has been obtained by analysis, the Atmospheric Circulation Characteristics in sampling area has been can reveal that, is
Restore a kind of effective way of Regional Atmospheric Environment evolution.By the research to sample ions, its leading ion concentration is recognized
Time and Spatial Variation, inquire into the source place and its route of transmission of ion, to restore south, arctic atmospheric circulation situation and
The evolution of ion source region is of great significance.Since polar region snow and ice intermediate ion concentration is extremely low, if wanting to obtain sufficient amount of
Ion samples need the snow and ice of large volume, and if these samples take back it is domestic analyzed in laboratory, can be faced with high
Expensive International Air Transport Association's transportation cost and limited sample storage space, carrying of high cost and not easy to maintain.
Invention content
The purpose of the present invention is to provide filter device, which can reduce cost, and make sample easy to maintain
It carries.
To achieve the above object, the present invention provides following technical scheme：
According to an aspect of the present invention, filter device is provided, including three spherical filter membranes load shells, connection shell,
Filtrate returnable bottle, three and the filter membrane load the corresponding filter membrane of shell and three support plates corresponding with the filter membrane；Institute
Stating filter membrane and loading shell has sample injection port portion and the first filtrate (liquid portion, and there are three connection shell tools and described the
One corresponding first filtrate import department of filtrate (liquid portion and the second filtrate (liquid portion, the filtrate returnable bottle have with it is described
Second corresponding second filtrate import department of filtrate (liquid portion, pumping oral area and filtering port portion；The filter membrane loads shell
Upper half-shell and housing lower half；
The housing lower half passes through first filtrate (liquid portion and first filtrate import department and the connection shell
Body is connected to, and first filtrate (liquid portion is detachably connected with first filtrate import department；
The connection shell is returned by second filtrate (liquid portion and second filtrate import department with the filtrate
Bottle connection is received, second filtrate (liquid portion is detachably connected with second filtrate import department；
The upper half-shell side and the housing lower half are hinged, the other side be detachably connected with the housing lower half so that
The upper half-shell opens wide the housing lower half or the sealing housing lower half；
Along the circumferential direction of the housing lower half, the filter membrane be removably installed in the inner wall of the housing lower half and with institute
The inner wall for stating housing lower half is in close contact；
Along the circumferential direction of the housing lower half, the support plate be removably installed in the inner wall of the housing lower half and with
The inner wall of the housing lower half is in close contact；
Along the circumferential direction of the support plate, the support plate is equipped with the multiple filter membrane support bars for being used to support the filter membrane,
And the filtrate manifold port being connected to the housing lower half is offered on the center of the support plate, the support plate；
Multiple filter membrane support bar interval settings, and centered on the filtrate manifold port, multiple filter membrane supports
Item is radially dissipated into the edge of the support plate.
Further, it multiple filter membrane support bar intervals and is uniformly arranged.
Further, along the filtrate manifold port to the edge direction of the filter membrane support bar, filter membrane support bar edge
Size perpendicular to the direction of the support plate gradually increases.
Further, it between the two neighboring filter membrane support bar, is offered in the support plate and the lower half
The strip of shell connection goes out fluid through-hole；
Centered on the filtrate manifold port, multiple strips go out fluid through-hole and are radially dissipated into the support plate
Edge, and the strip go out between fluid through-hole and the filtrate manifold port be equipped with distance.
Further, along the circumferential direction of the housing lower half, the housing lower half inner wall is equipped with to be adapted to the filter membrane
Card slot；
The filter membrane is connected in the card slot.
Further, along the circumferential direction of the upper half-shell, the section of the upper half-shell contacted with the housing lower half
The first groove is offered, the first sealing ring is equipped in first groove；Along the circumferential direction of the housing lower half, with the upper half shell
The section of the housing lower half of body contact offers the second groove adapted to first groove, is set in second groove
There is the second sealing ring；
When the upper half-shell seals the housing lower half, first sealing ring closely connects with second sealing ring
It touches.
Further, the second shell that the connection shell includes rectangular first shell and is connected to the first shell
Body；
The first shell is connected to the housing lower half, and the second shell is connected to the filtrate returnable bottle；
Along the first shell to the direction of the filtrate returnable bottle, the size of the second shell tapers into.
Further, the side wall of the second shell is the curved surface to the second shell sunken inside.
Further, the filtrate returnable bottle includes bottle；
The pumping oral area is set on the outer wall of the bottle and is connected to bottle inside, and the pumping oral area hangs down
Directly in the outer wall of the bottle, and to the internal stretch of the bottle formed in prolong oral area.
Further, prolong the long 10mm-20mm of oral area in described.
Filter device according to the present invention, for the filter device, in scientific investigation onsite application mistake in the wild
When filtering device, upper half-shell is opened so that housing lower half is in open state, and filter membrane is mounted on to the inner wall of housing lower half,
And the inner wall of filter membrane and housing lower half is in close contact, and closes upper half-shell so that housing lower half is in sealing state；Successively will under
Half shell is connect with shell connection, connection shell is connect with filtrate returnable bottle；It injects a sample into oral area and passes through dedicated silicone tube
It is connect with the sample sack equipped with sample so that snow and ice solution to be filtered enters in upper half-shell, by filtrate returnable bottle
It is connect with vacuum pump by bleeding point, after vacuum pump startup, forms vacuum environment inside filtrate returnable bottle, three filter membranes are opened simultaneously
Beginning to filter, dust ion is by membrane retention on filter membrane, and then the filtrate manifold port through support plate flows into housing lower half filtrate,
The first filtrate import department in the first filtrate (liquid portion and connection shell through housing lower half flows into connection shell, through connecting shell
The second filtrate (liquid portion and filtrate returnable bottle the second filtrate import department flow into filtrate returnable bottle, after filtrate level is suitable,
Vacuum pump is stopped, and the filtrate in filtrate returnable bottle is flowed out by filtering port, since filter membrane is removably installed in lower half shell
Therefore the filter membrane for retaining dust ion need to only be taken back domestic laboratory and be analyzed, it is big to avoid transport by the inner wall of body
The difficulty of the snow and ice of volume, cost reduction and make sample carrying easy to maintain, simultaneously as the filter membrane that support plate is equipped with
Support bar can be supported the filter membrane in filtering, and filter membrane is avoided, by breakage, can equally to reduce cost due to filtrate impact is big.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of filter device provided in an embodiment of the present invention；
Fig. 2 is longitudinal sectional drawing of Fig. 1；
Fig. 3 is the structural schematic diagram that filter membrane loads shell in filter device provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of support plate in filter device provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the first gasket in filter device provided in an embodiment of the present invention；
Fig. 6 is longitudinal sectional drawing of Fig. 5；
Fig. 7 is the structural schematic diagram that shell is connected in filter device provided in an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of filtrate returnable bottle in filter device provided in an embodiment of the present invention.
Icon：10- filter membranes load shell；101- upper half-shells；1011- sample injection ports portion；The first grooves of 1012-；
The first sealing rings of 1013-；1014- sealing ring ontologies；1015- outer seal lips；1016- interior sealing lips；1017-V type grooves；
1018- rubber rings；102- housing lower halfs；The first filtrate (liquids of 1021- portion；The second grooves of 1022-；The second sealing rings of 1023-；
20- connection shells；201- first shells；The first filtrates of 2011- import department；202- second shells；The second filtrate (liquids of 2021-
Portion；30- filtrate returnable bottles；301- bottles；The second filtrates of 3011- import department；3012- is evacuated oral area；Prolong oral area in 3013-；
3014- filtering ports portion；40- filter membranes；50- support plates；501- filter membrane support bars；502- strips go out fluid through-hole.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment
According to an aspect of the present invention, filter device is provided, as shown in Figure 1, Figure 2 and shown in Fig. 3, including three spherical
Filter membrane loads shell 10, connection shell 20, the filter membrane 40 and three corresponding with filter membrane loading shell 10 of filtrate returnable bottle 30, three
A support plate corresponding with filter membrane 40 50；Filter membrane, which loads shell 10, has sample injection port portion 1011 and the first filtrate (liquid portion
1021, there are three the connection tools of shell 20 and the first corresponding first filtrate import department of filtrate (liquid portion 1,021 2011 and second
Filtrate (liquid portion 2021, filtrate returnable bottle 30 have with the second corresponding second filtrate import department of filtrate (liquid portion 2,021 3011,
It is evacuated oral area 3012 and filtering port portion 3014；It includes upper half-shell 101 and housing lower half 102 that filter membrane, which loads shell 10,；
Housing lower half 102 is connected by the first filtrate (liquid portion 1021 and the first filtrate import department 2011 with shell 20 is connect
It is logical, and the first filtrate (liquid portion 1021 is detachably connected with the first filtrate import department 2011；
It connects shell 20 and passes through the second filtrate (liquid portion 2021 and the second filtrate import department 3011 and filtrate returnable bottle 30
Connection, the second filtrate (liquid portion 2021 is detachably connected with the second filtrate import department 3011；
101 side of upper half-shell and housing lower half 102 are hinged, the other side be detachably connected with housing lower half 102 so that on
Half shell 101 opens wide housing lower half 102 or sealing housing lower half 102；
Along the circumferential direction of housing lower half 102, filter membrane 40 is removably installed in the inner wall of housing lower half 102 and and lower half shell
The inner wall of body 102 is in close contact；
Along the circumferential direction of housing lower half 102, support plate 50 is removably installed in the inner wall of housing lower half 102 and and lower half
The inner wall of shell 102 is in close contact；
Along the circumferential direction of support plate 50, support plate 50 is equipped with the multiple filter membrane support bars 501 for being used to support filter membrane 40, and
Positioned at the center of support plate 50, the filtrate manifold port being connected to housing lower half 102 is offered in support plate 50；
The setting of multiple intervals of filter membrane support bar 501, and centered on filtrate manifold port, multiple filter membrane support bars 501 are along diameter
To the edge for being dissipated into support plate 50 outward.
Filter device according to the present invention, for the filter device, in scientific investigation onsite application mistake in the wild
When filtering device, upper half-shell 101 is opened so that housing lower half 102 is in open state, and filter membrane 40 is mounted on housing lower half
102 inner wall, and filter membrane 40 and the inner wall of housing lower half 102 are in close contact, and close upper half-shell 101 so that housing lower half 102
In sealing state；Housing lower half 102 is connected with shell 20 is connect successively, connection shell 20 is connect with filtrate returnable bottle 30；
It injects a sample into oral area 1011 to connect with the sample sack equipped with sample by dedicated silicone tube so that snow and ice to be filtered
Solution enters in upper half-shell 101, and filtrate returnable bottle 30 is connect by bleeding point with vacuum pump, after vacuum pump startup, filter
30 inside of liquid returnable bottle forms vacuum environment, and three filter membranes 40 start simultaneously at filtering, and dust ion is trapped in filter membrane by filter membrane 40
On 40, then the filtrate manifold port through support plate 50 flows into housing lower half 102 filtrate, the first filtrate through housing lower half 102
Outlet portion 1021 and the first filtrate import department 2011 for connecting shell 20 flow into connection shell 20, through connect shell 20 second
Filtrate (liquid portion 2021 and the second filtrate import department 3011 of filtrate returnable bottle 30 flow into filtrate returnable bottle 30, and filtrate level closes
After suitable, vacuum pump is stopped, and the filtrate in filtrate returnable bottle 30 is flowed out by filtering port, since filter membrane 40 is removably installed
In the inner wall of housing lower half 102, therefore, only the filter membrane 40 for retaining dust ion need to be taken back domestic laboratory and be analyzed i.e.
Can, avoid transport large volume snow and ice difficulty, cost reduction and make sample carrying easy to maintain, simultaneously as branch
The filter membrane support bar 501 that fagging 50 is equipped with can be supported the filter membrane 40 in filtering, avoid filter membrane 40 big because of filtrate impact
And by breakage, it can equally reduce cost；
Wherein, the mode that the first filtrate (liquid portion 1021 is detachably connected with the first filtrate import department 2011 includes：First
Filtrate (liquid portion 1021 is spirally connected with the first filtrate import department 2011；Second filtrate (liquid portion 2021 and the second filtrate import department 3011
The mode being detachably connected includes：Second filtrate (liquid portion 2021 is spirally connected with the second filtrate import department 3011；It is each when filtering is
Thin silicon glue gasket is equipped with inside hickey；It is spherical shell that filter membrane, which loads shell 10,；
The mode that support plate 50 is removably installed in the inner wall of the housing lower half 102 includes：Along housing lower half 102
Circumferential, the inner wall of housing lower half 102 is equipped with buckling groove, which can be connected in buckling groove；
Preferably, multiple filter membrane support bars 501 are spaced and are uniformly arranged so that filter membrane 40 is by filter membrane support bar 501
Support force is relatively uniform, and filtrate fluid is distributed relatively uniform on filter membrane 40, further decreases the impact force pair of filtrate fluid
The damage of filter membrane 40；
Preferably, distance, i.e., near filtrate manifold port, filter membrane are equipped between filter membrane support bar 501 and filtrate manifold port
Support bar 501 does not have supporting role to filter membrane 40, relative to the filter membrane part supported with filter membrane support bar 501, due to by
The influence of filtrate gravity so that without filter membrane support bar 501 support filter membrane part to filter membrane central concave so that filter membrane
Entirety is filtered out to support plate 50 convenient for filtrate and is flowed rapidly into from filtrate manifold port under convenient for filtrate to filter membrane central concave
Half shell 102.
According to a kind of embodiment of filter device of the present invention, as shown in figure 3, along filtrate manifold port to filter membrane support bar
501 edge direction, filter membrane support bar 501 are gradually increased along the size perpendicular to the direction of support plate 50.
Filter device according to the present invention, due to the edge direction along filtrate manifold port to filter membrane support bar 501, filter membrane branch
Stay 501 is gradually increased along the size perpendicular to the direction of support plate 50, therefore, before not filtering, filter membrane support bar 501
There is supporting role to part filter membrane, when being filtered, due to being influenced by filtrate gravity so that there is no filter membrane support bar
The filter membrane part of 501 supports is contacted to filter membrane central concave to the support of filter membrane support bar 501, so that filter membrane is whole to filter
Center membrane is recessed, and is supported by filter membrane support bar 501, consequently facilitating filtrate filters out to support plate 50 and is convenient for filtrate from filter
Liquid manifold port is flowed rapidly into housing lower half 102, improves filter efficiency.
According to a kind of embodiment of filter device of the present invention, as shown in figure 4, being located at two neighboring filter membrane support bar 501
Between, the strip being connected to housing lower half 102 is offered in support plate 50 goes out fluid through-hole 502；
Centered on filtrate manifold port, multiple strips go out the edge that fluid through-hole 502 is radially dissipated into support plate 50,
And strip goes out to be equipped with distance between fluid through-hole 502 and filtrate manifold port.
According to filter device of the present invention, housing lower half 102 is flowed to from support plate 50 in order to accelerate filtrate, then, adjacent
Between two filter membrane support bars 501, the strip being connected to housing lower half 102 is offered in support plate 50 and goes out fluid through-hole 502, filtrate
While flowing into housing lower half 102 from filtrate manifold port, also goes out fluid through-hole 502 from strip and flow into housing lower half 102；
It should be noted that strip, which goes out, is equipped with distance between fluid through-hole 502 and filtrate manifold port, i.e. strip goes out fluid through-hole
502 are not connected to filtrate manifold port, avoid influencing each other for filtrate.
According to a kind of embodiment of filter device of the present invention, along the circumferential direction of housing lower half 102, housing lower half 102 it is interior
The card slot adapted to filter membrane 40 is offered on wall；
Filter membrane 40 is connected in card slot.
Filter device according to the present invention is removably installed in filter membrane 40 mode of the inner wall of housing lower half 102
Including following manner, for example,
Mode one：Along the circumferential direction of housing lower half 102, card slot is offered on the inner wall of housing lower half 102, i.e., in housing lower half
Card slot is directly opened up on 102 inner wall, in use, filter membrane 40 is stuck in card slot；
Mode two：Along the circumferential direction of housing lower half 102, the inner wall of housing lower half 102 is equipped with card slot, and card slot includes substrate,
Respectively with substrate connection and upper clamp plate disposed in parallel and lower clamp plate, clamping filter membrane 40 is formed between upper clamp plate and lower clamp plate
Space, substrate is fixedly connected along the circumferential direction of housing lower half 102 with the inner wall of housing lower half 102, i.e. card slot and housing lower half 102
For two independent individuals, in use, filter membrane 40 is stuck in card slot；
From the foregoing, it will be observed that the purpose of setting card slot is filter membrane 40 being stabilized on the inner wall of housing lower half 102, filtering
When, the impact of filtrate is can avoid, avoids filter membrane 40 that buckling phenomena and disrepair phenomenon occurs, while reducing cost, provided
Filter efficiency.
According to a kind of embodiment of filter device of the present invention, as shown in figure 3, along the circumferential direction of upper half-shell 101, with lower half
The section for the upper half-shell 101 that shell 102 contacts offers the first groove 1012, and the first sealing ring is equipped in the first groove 1012
1013；Along the circumferential direction of housing lower half 102, the section of the housing lower half 102 contacted with upper half-shell 101 offers and the first groove
1012 the second grooves 1022 adapted to, the second groove 1022 are interior equipped with the second sealing ring 1023；
When upper half-shell 101 seals housing lower half 102, the first sealing ring 1013 closely connects with the second sealing ring 1023
It touches.
Filter device according to the present invention, in order to ensure the seal of the filter device in filtering, was accelerated in filtering
Efficiency is filtered, then, is equipped with the first sealing ring 1013 in the section that upper half-shell 101 is contacted with housing lower half 102, and in lower half
The section that shell 102 is contacted with upper half-shell 101 is equipped with the second sealing ring 1023, when upper half-shell 101 seals housing lower half 102
When, the first sealing ring 1013 and the second sealing ring 1023 are in close contact, and are avoided filter membrane from loading 10 inside gas leakage of shell, are influenced vacuum
Degree；
Wherein, the first groove 1012 prevents the first sealing ring 1013 from misplacing, Yi Ji for limiting the first sealing ring 1013
Two grooves 1022 prevent the second sealing ring 1023 from misplacing for limiting the second sealing ring 1023；
O-ring seal can be selected in first sealing ring 1013 and the second sealing ring 1023, in addition, the second sealing ring 1023 can
O-ring seal is selected, as shown in figs.5 and 6, the first sealing ring 1013 can also be：First sealing ring 1013 includes：Sealing ring
Ontology 1014, outer seal lip 1015 and interior sealing lip 1016；1014 top of sealing ring ontology is equipped with outer seal lip 1015 and interior
Sealing lip 1016 forms V-type groove 1017 between outer seal lip 1015 and interior sealing lip 1016, compound in V-type groove 1017 to set
It is equipped with rubber ring 1018, and V-type groove 1017 is towards housing lower half 102；In sealing, outer seal lip 1015 and interior sealing lip
1016 are compressed, due to forming V-type groove 1017 between outer seal lip 1015 and interior sealing lip 1016 so that outer seal lip
1015 and interior sealing lip 1016 contact and broaden with sealing surface broaden so that sealing ring is contacted with sealing surface so that this is close
The sealing effect of seal is good, meanwhile, compound in V-type groove 1017 to be provided with rubber ring 1018, external seal when can improve sealing
The ductility of lip 1015 and interior sealing lip 1016 so that outer seal lip 1015 and interior sealing lip 1016 are contacted with sealing surface
More preferably, so that the sealing effect of the sealing ring is good.
According to a kind of embodiment of filter device of the present invention, as shown in fig. 7, connection shell 20 includes rectangular first shell
Body 201 and the second shell 202 being connected to first shell 201；
First shell 201 is connected to housing lower half 102, and second shell 202 is connected to filtrate returnable bottle 30；
Along first shell 201 to the direction of filtrate returnable bottle 30, the size of second shell 202 tapers into.
Filter device according to the present invention, filtering when, first filtrate (liquid portion 1021 of the filtrate through housing lower half 102 with
And the first filtrate import department 2011 of connection shell 20 flows into connection shell 20, and during flowing into connection shell 20, filtrate
It first flows into first shell 201, then flows into second shell 202, most the second filtrate (liquid portion 2021 through second shell 202 afterwards
And the second filtrate import department 3011 of filtrate returnable bottle 30 flows into filtrate returnable bottle 30；
Since along first shell 201 to the direction of filtrate returnable bottle 30, the size of second shell 202 tapers into, and can make
The rate for obtaining the filtrate entered in filtrate returnable bottle 30 by first shell 201 increases, and filtrate can flow rapidly into filtrate returnable bottle
In 30, wherein first shell 201 can be used as the cushion chamber of filtrate, and excessive filtrate is avoided to enter to second shell 202 and more than
The utmost carrying ability of two shells 202.
Preferably, the side wall of second shell 202 is the curved surface to 202 sunken inside of second shell, can reduce second shell 202
Side wall to the resistance of filtrate, further speed up the rate for flowing into filtrate returnable bottle 30 of filtrate.
According to a kind of embodiment of filter device of the present invention, as shown in figure 8, filtrate returnable bottle 30 includes bottle 301；
Pumping oral area 3012 is set on the outer wall of bottle 301 and is connected to 301 inside of bottle, and pumping oral area 3012 is vertical
In the outer wall of bottle 301, and to the internal stretch of bottle 301 formed in prolong oral area 3013.
Filter device according to the present invention, pumping oral area 3012 to the internal stretch of bottle 301 formed in prolong oral area 3013,
So that the interior oral area 3013 that prolongs protrudes from 301 inner wall of bottle, filtrate is enable to be slid along 301 inner wall of bottle without being inhaled into pumping
In mouthful, it can stop that filtrate enters via bleeding point in air extractor, protects air extractor not corroded by filtrate；And it is evacuated
Mouth, interior Yan Kou and bottle wall are vertical setting, and filtrate can farthest be avoided to flow into bleeding point；Wherein, bottle 301 can be cone
Shape bottle 301；
Preferably, inside prolong 3013 long 10mm-20mm of oral area.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：It is still
Either which part or all technical features can be carried out so that technical scheme described in the above embodiments is modified
Equivalent replacement；And these modifications or replacements, it does not separate the essence of the corresponding technical solution various embodiments of the present invention technical side
The range of case.
Claims (10)
1. filter device, which is characterized in that including three spherical filter membranes load shells, connection shell, filtrate returnable bottle, three
And the filter membrane loads the corresponding filter membrane of shell and three support plates corresponding with the filter membrane；The filter membrane loads shell tool
There are sample injection port portion and the first filtrate (liquid portion, there are three corresponding with first filtrate (liquid portion for the connection shell tool
The first filtrate import department and the second filtrate (liquid portion, the filtrate returnable bottle have and second filtrate (liquid portion pair
The second filtrate import department, pumping oral area and the filtering port portion answered；It includes upper half-shell and lower half that the filter membrane, which loads shell,
Shell；
The housing lower half is connected by first filtrate (liquid portion and first filtrate import department with the connection shell
It is logical, and first filtrate (liquid portion is detachably connected with first filtrate import department；
The connection shell passes through second filtrate (liquid portion and second filtrate import department and the filtrate returnable bottle
Connection, second filtrate (liquid portion is detachably connected with second filtrate import department；
The upper half-shell side is hinged with the housing lower half, and the other side is detachably connected with the housing lower half so that described
Upper half-shell opens wide the housing lower half or the sealing housing lower half；
Along the circumferential direction of the housing lower half, the filter membrane be removably installed in the inner wall of the housing lower half and with it is described under
The inner wall of half shell is in close contact；
Along the circumferential direction of the housing lower half, the support plate be removably installed in the inner wall of the housing lower half and with it is described
The inner wall of housing lower half is in close contact；
Along the circumferential direction of the support plate, the support plate is equipped with the multiple filter membrane support bars for being used to support the filter membrane, and
Positioned at the center of the support plate, the filtrate manifold port being connected to the housing lower half is offered in the support plate；
Multiple filter membrane support bar interval settings, and centered on the filtrate manifold port, multiple filter membrane support bar edges
Radially outward it is dissipated into the edge of the support plate.
2. filter device according to claim 1, which is characterized in that multiple filter membrane support bar intervals and uniformly set
It sets.
3. filter device according to claim 1, which is characterized in that along the filtrate manifold port to the filter membrane support bar
Edge direction, the filter membrane support bar gradually increases along the size perpendicular to the direction of the support plate.
4. filter device according to claim 1, which is characterized in that between the two neighboring filter membrane support bar,
The strip being connected to the housing lower half is offered in the support plate goes out fluid through-hole；
Centered on the filtrate manifold port, multiple strips go out the side that fluid through-hole is radially dissipated into the support plate
Edge, and the strip goes out to be equipped with distance between fluid through-hole and the filtrate manifold port.
5. filter device according to claim 1, which is characterized in that along the circumferential direction of the housing lower half, the lower half shell
Internal wall is equipped with the card slot adapted to the filter membrane；
The filter membrane is connected in the card slot.
6. filter device according to claim 1, which is characterized in that along the circumferential direction of the upper half-shell, with the lower half
The section of the upper half-shell of shell contact offers the first groove, and the first sealing ring is equipped in first groove；Along institute
The circumferential direction for stating housing lower half, the section of the housing lower half contacted with the upper half-shell is offered fits with first groove
The second groove answered, second groove is interior to be equipped with the second sealing ring；
When the upper half-shell seals the housing lower half, first sealing ring is in close contact with second sealing ring.
7. filter device according to claim 1, which is characterized in that the connection shell include rectangular first shell with
And the second shell being connected to the first shell；
The first shell is connected to the housing lower half, and the second shell is connected to the filtrate returnable bottle；
Along the first shell to the direction of the filtrate returnable bottle, the size of the second shell tapers into.
8. filter device according to claim 7, which is characterized in that the side wall of the second shell is to the second shell
The curved surface being recessed in vivo.
9. filter device according to claim 1, which is characterized in that the filtrate returnable bottle includes bottle；
It is described pumping oral area be set to the bottle outer wall on and with the bottle inside be connected to, the pumping oral area perpendicular to
The outer wall of the bottle, and to the internal stretch of the bottle formed in prolong oral area.
10. filter device according to claim 9, which is characterized in that prolong the long 10mm-20mm of oral area in described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810930032.XA CN108722189B (en) | 2018-08-15 | 2018-08-15 | Filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810930032.XA CN108722189B (en) | 2018-08-15 | 2018-08-15 | Filtering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108722189A true CN108722189A (en) | 2018-11-02 |
| CN108722189B CN108722189B (en) | 2023-10-24 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810930032.XA Active CN108722189B (en) | 2018-08-15 | 2018-08-15 | Filtering device |
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| Country | Link |
|---|---|
| CN (1) | CN108722189B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01155915A (en) * | 1987-12-10 | 1989-06-19 | Costar Corp | Bin filter |
| CN2147894Y (en) * | 1992-11-19 | 1993-12-01 | 倪卫菊 | Disposable millipore filter |
| US20090008331A1 (en) * | 2007-02-27 | 2009-01-08 | Deka Products Limited Partnership | Hemodialysis systems and methods |
| CN203196412U (en) * | 2013-04-24 | 2013-09-18 | 浙江硕华医用塑料有限公司 | Microporous membrane filter |
| CN203678255U (en) * | 2013-11-22 | 2014-07-02 | 天津市光复科技发展有限公司 | Membrane filter and automatic and rapid membrane filtration device |
| CN208660830U (en) * | 2018-08-15 | 2019-03-29 | 中国科学院寒区旱区环境与工程研究所 | Filter device |
-
2018
- 2018-08-15 CN CN201810930032.XA patent/CN108722189B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01155915A (en) * | 1987-12-10 | 1989-06-19 | Costar Corp | Bin filter |
| CN2147894Y (en) * | 1992-11-19 | 1993-12-01 | 倪卫菊 | Disposable millipore filter |
| US20090008331A1 (en) * | 2007-02-27 | 2009-01-08 | Deka Products Limited Partnership | Hemodialysis systems and methods |
| CN203196412U (en) * | 2013-04-24 | 2013-09-18 | 浙江硕华医用塑料有限公司 | Microporous membrane filter |
| CN203678255U (en) * | 2013-11-22 | 2014-07-02 | 天津市光复科技发展有限公司 | Membrane filter and automatic and rapid membrane filtration device |
| CN208660830U (en) * | 2018-08-15 | 2019-03-29 | 中国科学院寒区旱区环境与工程研究所 | Filter device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108722189B (en) | 2023-10-24 |
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