CN207532882U - A kind of Vacuum filtration device - Google Patents
A kind of Vacuum filtration device Download PDFInfo
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- CN207532882U CN207532882U CN201721306300.8U CN201721306300U CN207532882U CN 207532882 U CN207532882 U CN 207532882U CN 201721306300 U CN201721306300 U CN 201721306300U CN 207532882 U CN207532882 U CN 207532882U
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Abstract
The utility model belongs to filter device technical field, more particularly to a kind of Vacuum filtration device.It includes, funnel, has outflux, filter device is provided at the outflux；The first container is connect with the outflux of the funnel, and for collecting the liquid of the funnel outflow, the first container is equipped with the evacuation passageway for vacuumizing；Second container is further included, is connected with the first container, for collecting the liquid of the first container outflow；Fluid passage is provided between the first container and the second container, the fluid passage is equipped with liquid switch valve；Gas passage is additionally provided between the first container and the second container, the gas passage is higher than the fluid passage, and the gas passage is equipped with gas open-close valve；The second container, which is less than at the fluid passage, is equipped with liquid discharge valve.The utility model does not need to stop vacuumizing, filtering efficient Vacuum filtration device during providing a kind of discharge filtrate.
Description
Technical field
The utility model belongs to filter device technical field, more particularly to a kind of Vacuum filtration device.
Background technology
Field of fine chemical realizes separation of solid and liquid usually using the device that Buchner funnel or sand core funnel and filter flask form, should
Class device is of low cost compared to electrical equipments such as centrifuges.
At present, a kind of continuous Suction filtration device is disclosed such as Chinese patent literature CN205109141U in the prior art, wrapped
Bottle,suction and funnel, the bottle,suction conical flask body small for bottom enlarged head are included, the middle part of sliding channel of bottle,suction has to extension
The drain pipe stretched is fixed with valving on drain pipe；There is outward radial on the lateral wall of the top bottleneck of the bottle,suction
The extension of extension, for top connect cover sleeve in the top bottleneck of bottle,suction, the outer wall of extension is pressed against top connect cover
On madial wall, the side wall of top connect cover has outwardly extending pumping pipe portion, in being formed at the top of the top connect cover
Between connecting portion, the top of middle interconnecting piece has rounded channels, and funnel is placed in rounded channels, and the bottom end of funnel, which has, to be extended downwardly
Taper extension.
Above-mentioned continuous Suction filtration device of the prior art filters valving closing, when the upper liquid level of filtrate surpasses
When crossing the top surface of bottle,suction, need to stop vacuumizing, open valving, filtrate after making inside and outside differential pressure difference smaller or consistent
It is discharged from drain pipe.That is, vacuumizing cannot be carried out at the same time with drain, it is low to filter efficiency.
Utility model content
Therefore, the technical problem to be solved by the present invention is to overcome existing continuous Suction filtration device in discharge filtrate process
In vacuumize and cannot be carried out at the same time with drain, filter the problem of efficiency is low, provide and do not need to stop during a kind of discharge filtrate
It vacuumizes, filter efficient Vacuum filtration device.
To solve the above problems, a kind of Vacuum filtration device of the utility model, including funnel has outflux, described
Filter device is provided at outflux；The first container is connect with the outflux of the funnel, for collecting the funnel stream
The liquid gone out, the first container are equipped with the evacuation passageway for vacuumizing；Second container is further included, is held with described first
Device connects, for collecting the liquid of the first container outflow；Liquid is provided between the first container and the second container
Body channel, the fluid passage are equipped with liquid switch valve；Gas is additionally provided between the first container and the second container
Body channel, the gas passage are higher than the fluid passage, and the gas passage is equipped with gas open-close valve；The second container
Less than at the fluid passage be equipped with liquid discharge valve.
Wherein, the fluid passage is connect for the liquid that both ends connect respectively with the first container and the second container
Pipe.
Wherein, the gas passage connects gas with the first container and the second container respectively for both ends and connect
Pipe.
Vacuum switch valve is provided in the evacuation passageway.
The cavity volume highest point of the second container is less than the cavity volume highest point of the first container.
Wherein, the cavity volume highest point of the second container is located at 1/2 to 2/3 place of the cavity volume of the first container.
Wherein, the second container higher than the gas connection valve being provided at the fluid passage with atmosphere.
The gas connection valve is set to the top of the second container.
The liquid discharge valve is set to the bottom of the second container.
Wherein, the filter device is the sieve with filter hole being arranged between the funnel and the first container
Plate.
The sieve plate is detachably installed.
Filter paper or filter membrane or filter cloth are additionally provided on the sieve plate.
The outflux of the funnel is several through-holes for being molded over the funnel bottom.
A diameter of the 1 to 2mm of the through-hole.
The pitch of holes of the through-hole is 1 to 2mm.
Technical solutions of the utility model have the following advantages that：
1. Vacuum filtration device provided by the utility model, including there is the funnel of outflux, set at the outflux
There is filter device；The first container being connect with the outflux of the funnel, for collecting the liquid of the funnel outflow, institute
The first container is stated equipped with the evacuation passageway for vacuumizing；The second container connected with the first container, for collecting
The liquid of the first container outflow；Fluid passage, the liquid are provided between the first container and the second container
Channel is equipped with liquid switch valve；Gas passage, the gas are additionally provided between the first container and the second container
Channel is higher than the fluid passage, and the gas passage is equipped with gas open-close valve；The second container leads to less than the liquid
Liquid discharge valve is equipped at road.During suction filtration, liquid switch valve and gas open-close valve are opened, and liquid discharge valve is closed, and described first
Gas in container and the second container is extracted out from evacuation passageway, the filtered device of liquid flowed out by the outflux of funnel
It is flowed into the first container after filtering, because gas open-close valve is opened, the first container is identical with the air pressure in the second container,
When liquid switch valve is opened, the liquid in the first container can flow out in the second container through fluid passage,
Liquid in the second container reaches a certain amount of when needing discharge, closing liquid switch valve and gas open-close valve, and described second
Container is connected with the first container disconnection, at this point, opening liquid discharge valve, the liquid in the second container can be by liquid
Dump valve is discharged, and the gas in the first container continues to extract out from evacuation passageway, that is, is discharged filtrate and do not needed to stop in the process
It only vacuumizes, therefore, filters efficient.
2. the cavity volume highest point of the second container of the utility model is less than the cavity volume highest point of the first container, institute
During stating the liquid that second container is filled in rear closing liquid switch valve and gas open-close valve discharge second container, described the
One container is less than, still can continue to collect the liquid flowed out by the funnel.
3. the second container of the utility model is higher than the gas being provided at the fluid passage with atmosphere
Communicating valve when the second container discharges liquid, opens gas connection valve, makes air pressure in the second container and described the
Atmospheric pressure outside two containers is identical, and the liquid in the second container can be smoothly from institute according to the mobility and gravity of its own
It states in second container and discharges, the discharge of liquid is more smooth, and mass rate of emission is fast.
4. the liquid discharge valve of the utility model is set to the bottom of the second container, when liquid is organic solvent
During with the mixed liquor of water, the liquid in the second container reaches a certain amount of when needing discharge, and closing liquid switch valve is gentle
Body switch valve suitably stands the liquid in the second container, makes organic solvent and water stratification, and opening is set to described second and holds
The liquid discharge valve of the bottom of device, the liquid first discharged are organic solvent or water, organic molten with different container collections respectively
Agent and water can realize liquid separation, are conducive to the recycling or harmless treatment of filtrate, reduce the secondary separation to filtrate
Process, reduce the expense of filtrate processing, save equipment cost that is artificial and being occupied to the secondary separation of filtrate.
5. the outflux of the funnel of the utility model is several through-holes for being molded over the funnel bottom.Filtered
Cheng Zhong with the possible blocking filtering device of the increase of material, causes suction filtration to slow, because the sieve plate is removably mounted at institute
It states between funnel and the first container, the sieve plate can be removed, the filter cake generated in filter process will be left in funnel
Sieve plate after dredging sieve plate is being installed back between the funnel and the first container, is continuing to filter, be taken without that will sieve cake by bottom
Go out, and then realize and filter dredging sieve plate in the process, so as to improve production efficiency.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness
Under the premise of labour, other attached drawings are can also be obtained according to these attached drawings.
Fig. 1 is a kind of schematic diagram of the front view of embodiment of the filter device of the utility model；
Reference sign：
1- funnels；2- filter devices；3- gas passages；4- gas open-close valves；5- gas connection valves；6- second containers；7-
Liquid discharge valve；8- liquid switch valves；9- fluid passages；10- the first containers；11- vacuum switch valves；12- evacuation passageways.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
A kind of Vacuum filtration device as shown in Figure 1, including funnel 1, filter device 2, the first container 10, second container 6,
Fluid passage 9, gas passage 3 and liquid discharge valve 7.
Funnel 1 has outflux, and filter device 2 is provided at outflux；
The first container 10 is connect with the outflux of funnel 1, for the liquid that collection funnel 1 flows out, is set in the first container 10
It is useful for the evacuation passageway vacuumized 12；
Second container 6 is connected with the first container 10, for collecting the liquid of the outflow of the first container 10；
Fluid passage 9 is arranged between the first container 10 and second container 6, and fluid passage 9 is equipped with liquid switch valve 8；
Gas passage 3 is also disposed between the first container 10 and second container 6, and gas passage 3 is higher than fluid passage 9, gas
Body channel 3 is equipped with gas open-close valve 4；
Liquid discharge valve 7 is arranged on second container 6, and the position of setting is less than fluid passage 9.
During suction filtration, liquid switch valve 8 and gas open-close valve 4 are opened, and liquid discharge valve 7 is closed, the first container 10 and second
Gas in container 6 is extracted out from evacuation passageway 12, and the filtered device 2 of liquid flowed out by the outflux of funnel 1 flows after filtering
Enter in the first container 10, because gas open-close valve 4 is opened, the first container 10 is identical with the air pressure in second container 6, in liquid switch
When valve 8 is opened, liquid can be flowed out to through fluid passage 9 in second container 6 in the first container 10, the liquid in second container 6
Body reach it is a certain amount of need discharge when, closing liquid switch valve 8 and gas open-close valve 4, second container 6 are disconnected with the first container 10
Connection, at this point, opening liquid discharge valve 7, the liquid in second container 6 can be discharged by liquid discharge valve 7, in the first container 10
Gas continuation extracted out from evacuation passageway 12, that is, discharge filtrate during do not need to stop vacuumize, therefore, filter efficiency
It is high.
In the present embodiment, the outflux of funnel 1 is several through-holes for being molded over 1 bottom of funnel.A diameter of the 1 of through-hole
To 2mm.The pitch of holes of through-hole is 1 to 2mm.
Filter device 2 is the sieve plate with filter hole being arranged between funnel 1 and the first container 10, and sieve plate is detachably pacified
Dress.Filter paper is provided on sieve plate, as disposable embodiment, filter membrane or filter cloth are provided on sieve plate.
In the present embodiment, the cavity volume highest point of second container 6 is less than the cavity volume highest point of the first container 10.It is preferred that
, the cavity volume highest point of second container 6 is located at 1/2 to 2/3 place of the cavity volume of the first container 10.
In order to which the first container 10 is made preferably to collect the liquid that the first container 10 flows out, and make in the first container 10 without liquid
Body remains, and can be that the cavity volume lowest part of second container 6 is less than the cavity volume lowest part of the first container 10.
In the present embodiment, as shown in Figure 1, the first container 10 is spherical shape, second container 6 is cylindrical, fluid passage 9
It is connected with the lowest part of the first container 10, so that without residual liquid in the first container 10；Gas passage 3 is arranged on the second appearance
The top of device 6.But in actual use, the first container 10 and the shape of second container 6 can be cylinder.It may also be said that
As long as meeting requirement, the shape of the first container 10 and second container 6 is not limited.
In order to which the liquid in second container 6 is all discharged, liquid discharge valve 7 is set to second container 6 in the present embodiment
Bottom, the preferred glass of material, with it is observed that outflow second container 6 liquid character, such as be organic solvent or water.
In the present embodiment, fluid passage 9 connects for the liquid that both ends connect respectively with the first container 10 and second container 6
It takes over.Gas passage 3 connects gas connection pipe with the first container 10 and second container 6 respectively for both ends.
In the present embodiment, vacuum switch valve 11 is provided in evacuation passageway 12.
In the present embodiment, second container 6 higher than the gas connection valve being provided at fluid passage 9 with atmosphere
5.Preferably, gas connection valve 5 is set to the top of second container 6.
Certainly, as disposable embodiment, the first container 10 and second container 6 can be also molded as one, liquid
Channel 9 and gas passage 3 are the through-hole being molded on shared side wall, and corresponding in through hole setting 8 He of liquid switch valve
Gas open-close valve 4.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (15)
1. a kind of Vacuum filtration device, including,
Funnel (1) has outflux, filter device (2) is provided at the outflux；
The first container (10) is connect with the outflux of the funnel (1), for collecting the liquid of the funnel (1) outflow,
The first container (10) is equipped with the evacuation passageway (12) for vacuumizing；
It is characterized in that, further including second container (6), connected with the first container (10), for collecting the first container
(10) liquid of outflow；
Fluid passage (9) is provided between the first container (10) and the second container (6), on the fluid passage (9)
Equipped with liquid switch valve (8)；
Gas passage (3), the gas passage (3) are additionally provided between the first container (10) and the second container (6)
Higher than the fluid passage (9), the gas passage (3) is equipped with gas open-close valve (4)；
The second container (6) less than at the fluid passage (9) be equipped with liquid discharge valve (7).
2. Vacuum filtration device according to claim 1, which is characterized in that the fluid passage (9) for both ends respectively with
The fluid connection tube that the first container (10) connects with the second container (6).
3. Vacuum filtration device according to claim 1, which is characterized in that the gas passage (3) for both ends respectively with
The first container (10) connects gas connection pipe with the second container (6).
4. Vacuum filtration device according to claim 1, which is characterized in that be provided with pumping on the evacuation passageway (12)
Vacuum switch valve (11).
5. Vacuum filtration device according to claim 1, which is characterized in that the cavity volume highest point of the second container (6)
Less than the cavity volume highest point of the first container (10).
6. Vacuum filtration device according to claim 1 or 5, which is characterized in that the cavity volume highest of the second container (6)
Place is positioned at 1/2 to 2/3 place of the cavity volume of the first container (10).
7. Vacuum filtration device according to claim 1, which is characterized in that the second container (6) is higher than the liquid
It is provided at body channel (9) and the gas connection valve of atmosphere (5).
8. Vacuum filtration device according to claim 7, which is characterized in that the gas connection valve (5) is set to described
The top of second container (6).
9. Vacuum filtration device according to claim 1, which is characterized in that the liquid discharge valve (7) is set to described
The bottom of second container (6).
10. Vacuum filtration device according to claim 1, which is characterized in that the filter device (2) is described to be arranged on
The sieve plate with filter hole between funnel (1) and the first container (10).
11. Vacuum filtration device according to claim 10, which is characterized in that the sieve plate is detachably installed.
12. the Vacuum filtration device according to claim 10 or 11, which is characterized in that be additionally provided with filter paper on the sieve plate
Or filter membrane or filter cloth.
13. according to the Vacuum filtration device any in claim 1-5,7-11, which is characterized in that the funnel (1)
Outflux is several through-holes for being molded over the funnel (1) bottom.
14. Vacuum filtration device according to claim 13, which is characterized in that a diameter of the 1 to 2mm of the through-hole.
15. Vacuum filtration device according to claim 14, which is characterized in that the pitch of holes of the through-hole is 1 to 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721306300.8U CN207532882U (en) | 2017-10-11 | 2017-10-11 | A kind of Vacuum filtration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721306300.8U CN207532882U (en) | 2017-10-11 | 2017-10-11 | A kind of Vacuum filtration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207532882U true CN207532882U (en) | 2018-06-26 |
Family
ID=62610248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721306300.8U Active CN207532882U (en) | 2017-10-11 | 2017-10-11 | A kind of Vacuum filtration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207532882U (en) |
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2017
- 2017-10-11 CN CN201721306300.8U patent/CN207532882U/en active Active
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