CN105833585A - Solid-liquid separation vacuum suction filtration device and suction filtration method using same - Google Patents
Solid-liquid separation vacuum suction filtration device and suction filtration method using same Download PDFInfo
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- CN105833585A CN105833585A CN201610288707.6A CN201610288707A CN105833585A CN 105833585 A CN105833585 A CN 105833585A CN 201610288707 A CN201610288707 A CN 201610288707A CN 105833585 A CN105833585 A CN 105833585A
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- 239000007788 liquid Substances 0.000 title claims abstract description 46
- 238000000926 separation method Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000000967 suction filtration Methods 0.000 title abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 76
- 238000007789 sealing Methods 0.000 claims abstract description 53
- 239000000706 filtrate Substances 0.000 claims abstract description 38
- 238000003828 vacuum filtration Methods 0.000 claims description 32
- 230000000740 bleeding effect Effects 0.000 claims description 15
- 239000011259 mixed solution Substances 0.000 claims description 4
- 238000000605 extraction Methods 0.000 abstract 2
- 239000011521 glass Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000000003 hoof Anatomy 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000011085 pressure filtration Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009699 differential effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
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- 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
- B01D29/085—Funnel filters; Holders therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/20—Pressure-related systems for filters
- B01D2201/204—Systems for applying vacuum to filters
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a solid-liquid separation vacuum suction filtration device and a suction filtration method using the same .The vacuum suction filtration device comprises a filtering system, a collecting system, a vacuum pump and a closed cavity .A filtrate outlet of the filtering system is connected with the collecting system .The filtrate outlet and the collecting system are located inside the closed cavity .The closed cavity is provided with an extraction opening extending outside .The outside end of the extraction opening is connected with the vacuum pump .The closed cavity is a closed space defined by an upper sealing cover, a sealing cylinder and a lower sealing cover .A lifting device is arranged inside the closed cavity .The collecting system can be placed on the lifting device so that the lifting device can be moved up and down .After the vacuum suction filtering device and method are adopted, the volume of the obtained filtrate can be well matched with the size of the collecting system and the size of the filtering system, no suction flask is needed, the filtrate does not need to be transferred again, the loss of the filtrate caused during filtrate collection is reduced, and the suction filtering efficiency is improved .
Description
Technical field
The invention belongs to Suction filtration device technical field, particularly relate to the Vacuum filtration device of a kind of solid-liquid separation and make
By the sucking filtration method of this device.
Background technology
Conventional filter method has natural filtration, filtration under diminished pressure and pressure filtration.The rate of filtration of natural filtration is slow,
Filter efficiency is low.Pressure filtration is commonly applied in commercial production, and laboratory applications is relatively costly.Sucking filtration belongs to and subtracts
Press filtration, refers under certain motive force or pressure differential effect, makes the liquid in solidliquid mixture by filtering
The duct of medium, catching, solid particles is on medium, thus realizes the process of solid-liquid separation.Sucking filtration utilizes vacuum
Pump provides power, greatly shortens filtration time, improves filtration separation efficiency, be widely used in life
In the subject experiments such as thing, physics and chemistry.
Traditional laboratory Suction filtration device is to be arranged on bottle,suction by rubber closure by suction funnel, is formed with this
Sealed environment.Suction filtration device collects filtrate by bottle,suction, and the specification of bottle,suction is certain, little dose of sucking filtration
During quantity of fluid, its filtrate volume tend not to bottle,suction volume formed good right.Bottle,suction minimum gauge is
125ml, when, when sucking filtration volume of mixture is less, the relative filtrate volume that also can only use tradition specification is much bigger
Bottle,suction collect filtrate and transfer preserve filtrate.
Summary of the invention
For the problems referred to above of the prior art, present invention is primarily targeted at and the true of a kind of solid-liquid separation is provided
Filtrate volume energy that empty Suction filtration device and sucking filtration method, described Vacuum filtration device and sucking filtration method obtain and collection
System bottle volume formed good right.
In order to achieve the above object, the present invention adopts the following technical scheme that the vacuum filtration dress of a kind of solid-liquid separation
Putting, including filtration system, collection system, vacuum pump and airtight chamber, described filtration system filtrate (liquid is even
Receiving collecting system, described filtrate (liquid and collection system are positioned at airtight chamber, and described sealing chamber is provided with and prolongs
Reach the bleeding point of outside, one end connection vacuum pump that described bleeding point is externally-located；Described airtight chamber is by upper
Seal lid, sealed cylinder and lower sealing cover and surround the space of closing；Described airtight chamber is internally provided with lifting
Device, is used for placing collection system, and collection system is moved up and down above described lowering or hoisting gear.
As the most preferably, described filtration system is funnel, top cover labyrinth described in described funnel lower end edge
Thickness direction passes top cover labyrinth, and is tightly connected with top cover labyrinth, and the filter mouth of described funnel lower end is positioned at airtight
Chamber interior, places collection system below described filter mouth.
As further preferably, described top cover labyrinth has a through hole for accommodating funnel, and described through hole exists
The centre position of top cover labyrinth.
As the most preferably, described funnel is buchner funnel or sand core funnel.
As the most preferably, described collection system is receiving flask or beaker.
As the most preferably, described lowering or hoisting gear is positioned at bottom airtight chamber, and described lowering or hoisting gear maximum is high
Degree is less than the degree of depth of airtight chamber.
As the most preferably, described lowering or hoisting gear includes the lifting that lifting support and lifting support are connected above
Platform, the height of described lifting support can be regulated by actual demand, or freely regulates height by outside controller
Degree.
As the most preferably, also include that exhaust tube and vaccum stop valve, described bleeding point cut with described vacuum
Only one end of valve seals connection by exhaust tube；The other end of described vaccum stop valve and described vacuum pump are by taking out
Trachea seals connection.
As the most preferably, described top cover labyrinth is arranged above vent valve and pressure vacuum gauge, they
Thickness direction along top cover labyrinth runs through top cover labyrinth and is communicated to the inside of airtight chamber.
As the most preferably, described top cover labyrinth or lower sealing cover are provided with close with the junction of sealed cylinder
Sealing groove, is used for accommodating sealing ring.
As further preferably, described top cover labyrinth upper surface is provided with multiple opening, be used for accommodating described in take out
QI KOU, funnel, vent valve or pressure vacuum gauge enter, and described opening part is provided with sealing ring, described funnel
It is tightly connected with described top cover labyrinth by screwing the rubber closure of funnel.
As the most preferably, described top cover labyrinth, sealed cylinder or lower sealing cover are by metal material or glass
Or plastics make.
The sucking filtration method of the Vacuum filtration device of a kind of solid-liquid separation, comprises the steps:
Adjust the lowering or hoisting gear in airtight chamber to proper height, the collection system that selection matches with filtrate volume
It is placed on lowering or hoisting gear；
Cover top cover labyrinth, filtration system is installed, adjust the filtrate (liquid of filtration system and the inwall of collection system
Lean on mutually, filtration system is fixed and is tightly connected with top cover labyrinth；
Open vacuum-pump power supply and carry out evacuation, the solid-liquid mixed solution treating sucking filtration is poured in filtration system；
After sucking filtration completes, stop evacuation；
Take off filtration system, open top cover labyrinth, take out collection system.
As the most preferably, during described evacuation, close vent valve, open vaccum stop valve, then open
Vacuum-pump power supply is bled.
As the most preferably, during described stopping evacuation, first close vaccum stop valve, open vent valve,
After vacuum pressure list index points to zero, then open vaccum stop valve so that exhaust tube intraductal atmospheric pressure recovers to greatly
Air pressure, closes vacuum-pump power supply.
The invention has the beneficial effects as follows:
1, the Vacuum filtration device of solid-liquid separation of the present invention, simple structure, sealed lid by upper and lower and sealed
Cylinder is formed and seals space, and being bled by vacuum pump is formed good vacuum environment and reach the purpose of rapid filtration under suction,
Cheap, it is particularly suitable for laboratory and uses.The Vacuum filtration device of the present invention and sucking filtration method, can basis
Treat that the volume of sucking filtration thing and sucking filtration require the specification of combination selection collection system and filtration system, such as can basis
Filtrate volume number, select the suitable collection system of volume to carry out Collection and conservation filtrate, thus formed good right,
Owing to adding airtight chamber for evacuation, without using bottle,suction, without again shifting filtrate,
Reduce the filtrate waste when collecting filtrate, improve sucking filtration efficiency.It addition, solid-liquid separation of the present invention
Vacuum filtration device, inside arranges lowering or hoisting gear, can the most freely regulate adjustable height and adapt to collect system
System, further expands the range of choice of each specification receiving flask, and changes during collection system more convenient.
2, the Vacuum filtration device of solid-liquid separation of the present invention, when carrying out the operation of batch sample sucking filtration, only need to beat
Open top cover labyrinth and change the collection system bottle on lowering or hoisting gear, shorten the cleaning to single bottle,suction greatly
The time dried so that sucking filtration operation becomes more rapid and convenient, and practicality strengthens.
3, the Vacuum filtration device of solid-liquid separation of the present invention, upper and lower sealing lid and sealed cylinder junction and
Top cover labyrinth and other parts junction are provided with sealing ring, it is ensured that airtight chamber is internal air tight.
4, the Vacuum filtration device of solid-liquid separation of the present invention, described upper and lower sealing lid and sealing cavity can be by thoroughly
Bright glass material is made, easy to clean, it is easy to observation experiment phenomenon.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present application Vacuum filtration device.
Fig. 2 is the top view of top cover labyrinth in Fig. 1.
Fig. 3 is the profile of Tu1Zhong airtight chamber.
Being described as follows of labelling in accompanying drawing: 1-funnel, 2-rubber closure, 3-receiving flask, 4-lifting platform, 5-top cover labyrinth,
6-sealed cylinder, 7-lower sealing cover, 8-hoof foot, 9-pressure vacuum gauge, 10-vent valve, 11-bleeding point, 12-
Exhaust tube, 13-vaccum stop valve, 14-vacuum pump, 15-sealing ring.
Detailed description of the invention
The application, by providing the Vacuum filtration device of a kind of solid-liquid separation and using the sucking filtration method of this device, obtains
To filtrate volume can and collection system bottle volume formed good right.
The Vacuum filtration device of the embodiment of the present application solid-liquid separation, including filtration system, collection system, vacuum pump
And airtight chamber, described filtration system filtrate (liquid connects collection system, described filtrate (liquid and collection system
Being positioned at airtight chamber, described sealing chamber is provided with the bleeding point extending to outside, outside described bleeding point is positioned at
The one end in portion connects vacuum pump；Described airtight chamber is surrounded envelope by top cover labyrinth, sealed cylinder and lower sealing cover
The space closed；Described airtight chamber is internally provided with lowering or hoisting gear, is used for placing collection above described lowering or hoisting gear
System, and collection system is moved up and down.
Described filtration system is funnel, and the thickness direction of top cover labyrinth described in described funnel lower end edge passes upper sealing
Lid, and be tightly connected with top cover labyrinth, the filter mouth of described funnel lower end is positioned at inside airtight chamber, described filter mouth
Collection system is placed in lower section.
Described top cover labyrinth has a through hole for accommodating funnel, and described through hole is in the interposition of top cover labyrinth
Put.
Described funnel is buchner funnel or sand core funnel.
Described collection system is receiving flask or beaker.
Described lowering or hoisting gear is positioned at bottom airtight chamber, and described lowering or hoisting gear maximum height is deep less than airtight chamber
Degree, described lowering or hoisting gear includes the lifting platform that lifting support and lifting support are connected above, described lifting support
Height can be regulated by actual demand, or freely to regulate height by outside controller.
Also include that exhaust tube and vaccum stop valve, described bleeding point pass through to bleed with one end of described vaccum stop valve
The seal of tube connects；The other end of described vaccum stop valve is connected by exhaust tube sealing with described vacuum pump.
Described top cover labyrinth is arranged above vent valve and pressure vacuum gauge, and they are along the thickness side of top cover labyrinth
To running through top cover labyrinth and being inserted into the inside of airtight chamber.
The junction of described top cover labyrinth or lower sealing cover and sealed cylinder is provided with seal groove, is used for accommodating sealing
Circle.
Described top cover labyrinth upper surface is provided with multiple opening, is used for accommodating described bleeding point, funnel, vent valve
Or pressure vacuum gauge enters, described opening part is provided with sealing ring, and described funnel is by screwing the rubber of funnel
Plug is tightly connected with described top cover labyrinth.
Described top cover labyrinth, sealed cylinder or lower sealing cover are made up of metal or glass or plastic material.
The embodiment of the present application uses the sucking filtration method of the Vacuum filtration device of solid-liquid separation, comprises the steps:
Adjust the indoor lowering or hoisting gear of annular seal space to proper height, the collection system that selection matches with filtrate volume
It is placed on lowering or hoisting gear；
Cover top cover labyrinth, filtration system is installed, adjust the lower end outlet of filtration system and the inwall of collection system
Lean on mutually, filtration system is fixed and is tightly connected with top cover labyrinth；
Open vacuum-pump power supply and carry out evacuation, the solid-liquid mixed solution treating sucking filtration is poured in filtration system；
After sucking filtration completes, stop evacuation；
Take off filtration system, open top cover labyrinth, take out collection system.
During described evacuation, close vent valve, open vaccum stop valve, then open vacuum-pump power supply and bleed.
During described stopping evacuation, first close vaccum stop valve, open vent valve, treat that vacuum pressure list index refers to
After zero, then open vaccum stop valve so that exhaust tube intraductal atmospheric pressure recovers to atmospheric pressure, close vacuum pump electricity
Source.
In order to be better understood from technique scheme, below in conjunction with Figure of description and specific embodiment
Technique scheme is described in detail.
As Figure 1-3, the embodiment of the present application Vacuum filtration device, including suction funnel 1, rubber closure 2,
Receiving flask 3, lifting platform 4, top cover labyrinth 5, sealed cylinder 6, lower sealing cover 7, hoof foot 8, vacuum pressure
Table 9, vent valve 10, bleeding point 11, exhaust tube 12, vaccum stop valve 13, vacuum pump 14 and O type are close
Seal 15.Suction funnel 1, bleeding point 11, vent valve 10 and pressure vacuum gauge 9 are arranged at top cover labyrinth
Top (as shown in Figure 2), airtight with top cover labyrinth is connected, wherein suction funnel 1, bleeding point 11, exit
Valve 10 connects with sealing cavity 6, and pressure vacuum gauge 9 joint runs through upper sealing along top cover labyrinth 5 thickness direction
Lid 5 is to sealing in cavity 6；Top cover labyrinth 5 be provided with one a diameter of 35～55mm for placing rubber
The manhole of plug 2.It is internal that lifting platform 4 is positioned at sealing cavity 6, be used for the height regulating receiving flask 3 with
Just filtrate is collected；Receiving flask 3 is arranged on lifting platform 4, in the lower section of suction funnel 1, its bottle of wall with take out
Filter funnel 1 lower end is leaned on mutually；Top cover labyrinth 5 is sealing above cavity 6, and lower sealing cover 7 is sealing cavity 6
Lower section, top cover labyrinth 5 and lower sealing cover 7 by O RunddichtringO 15 with seal cavity 7 and formed and seal sky
Between；Also include that multiple hoof foot 8 is distributed in lower sealing cover 7 edge, to support whole device；Bleeding point
11 are connected by exhaust tube 12 sealing with one end of vaccum stop valve 13；The other end of vaccum stop valve 13
Connected by exhaust tube 12 sealing with vacuum pump 14.
The vacuum filtration method flow of the embodiment of the present application solid-liquid separation is as follows:
Assemble instrument: select sand core funnel as suction funnel 1, take off top cover labyrinth 5, adjust and seal cavity
Lifting platform 4 to proper height in 6, ensures lifting platform 4 horizontal positioned simultaneously, selects and filtrate volume phase
The receiving flask 3 joined is placed on lifting platform 4 correct position.Adjust in O RunddichtringO 15 to seal groove, cover
Top cover labyrinth 5, now O RunddichtringO 15 is with sealing cavity 6 relevant position as shown in Figure 3.Core is leaked
The lower end of bucket is positioned over the manhole of top cover labyrinth 5 through rubber closure 2 along top cover labyrinth 5 thickness direction
Place, screwing hermetic, now ensure that 3 bottles of walls in lower end and receiving flask of sand core funnel lean on mutually, prevent filtrate from splashing,
If leaning on mutually, repeating above step and adjusting receiving flask 3 position until leaning on mutually.Check whether device leaks gas afterwards.
Sucking filtration sample: close vent valve 10, opens vaccum stop valve 13, and now, cavity internal gas pressure is with extraneous
Atmospheric pressure is equal, and pressure vacuum gauge 9 pointer points to zero.Open vacuum pump 14 power supply to bleed, gently press
Seal lid 5, form sealing sky by utilizing cavity inner and outer air pressure official post to obtain upper and lower sealing lid with sealing cavity 6
Between, pressure vacuum gauge 9 reading shows and now seals the vacuum in cavity 6.Vacuum pump 14 is constantly bled and is reached
When arriving higher vacuum, the solid-liquid mixed solution treating sucking filtration is poured in sand core funnel.Effect in pressure differential
Under, filtrate flows rapidly in receiving flask 3 by filter medium, and solid particle remains on sand core funnel, with this
Realize quick solid-liquid separation.After sucking filtration completes, first close vaccum stop valve 13, block vacuum pneumatic, open
Vent valve 10, treats that pressure vacuum gauge 9 pointer points to zero, i.e. seals the air pressure in cavity 6 and external atmosphere pressure
After equal, then open vaccum stop valve 13 so that exhaust tube 12 intraductal atmospheric pressure recovers to atmospheric pressure, close true
Empty pump 14 power supply.Take off sand core funnel 1, open top cover labyrinth 5, take out receiving flask 3.Change sand core funnel
With receiving flask 3, repeat aforesaid operations, carry out next sample sucking filtration.
Technical scheme in above-mentioned the embodiment of the present application, at least has the following technical effect that or advantage:
1, the Vacuum filtration device of solid-liquid separation of the present invention, simple structure, sealed lid by upper and lower and sealed
Cylinder is formed and seals space, and being bled by vacuum pump is formed good vacuum environment and reach the purpose of rapid filtration under suction,
Cheap, it is particularly suitable for laboratory and uses.The Vacuum filtration device of the present invention and sucking filtration method, can basis
Treat that the volume of sucking filtration thing and sucking filtration require the specification of combination selection collection system and filtration system, such as can basis
Filtrate volume number, select the suitable collection system of volume to carry out Collection and conservation filtrate, thus formed good right,
Owing to adding airtight chamber for evacuation, without using bottle,suction, without again shifting filtrate,
Reduce the filtrate waste when collecting filtrate, improve sucking filtration efficiency.The vacuum of solid-liquid separation of the present invention is taken out
Filter device, inside arranges lowering or hoisting gear, can the most freely regulate adjustable height to adapt to collection system, more
Further expand the range of choice of each specification receiving flask, and change during collection system more convenient.
2, the Vacuum filtration device of solid-liquid separation of the present invention, when carrying out the operation of batch sample sucking filtration, only need to beat
Open top cover labyrinth and change the collection system bottle on lowering or hoisting gear, shorten greatly single bottle,suction
The time of cleaning, drying so that sucking filtration operation becomes more rapid and convenient, and practicality strengthens.
3, the Vacuum filtration device of solid-liquid separation of the present invention, upper and lower sealing lid and sealed cylinder junction and
Top cover labyrinth and other parts junction are provided with sealing ring, it is ensured that airtight chamber is internal air tight.
4, the Vacuum filtration device of solid-liquid separation of the present invention, described upper and lower sealing lid and sealing cavity can be by thoroughly
Bright glass material is made, easy to clean, it is easy to observation experiment phenomenon.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know substantially
Creative concept, then can make other change and amendment to these embodiments.So, claims are anticipated
It is intended to be construed to include preferred embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification without deviating from the present invention to the present invention
Spirit and scope.So, if the present invention these amendment and modification belong to the claims in the present invention and etc.
Within the scope of technology, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. the Vacuum filtration device of a solid-liquid separation, it is characterised in that: include filtration system, collection system,
Vacuum pump and airtight chamber, described filtration system filtrate (liquid connects collection system, described filtrate (liquid and receipts
Collecting system is positioned at airtight chamber, and described sealing chamber offers bleeding point, and described sealing chamber is by described
Bleeding point connects vacuum pump；Described airtight chamber is surrounded closing by top cover labyrinth, sealed cylinder and lower sealing cover
Space；Described airtight chamber is internally provided with lowering or hoisting gear, is used for placing collection system above described lowering or hoisting gear
System, and collection system is moved up and down.
The Vacuum filtration device of solid-liquid separation the most according to claim 1, it is characterised in that: described mistake
Filter system is funnel, and the thickness direction of top cover labyrinth described in described funnel lower end edge passes top cover labyrinth, and with upper
Seal cap sealing connects, and the filter mouth of described funnel lower end is positioned at inside airtight chamber, places and receive below described filter mouth
Collecting system.
The Vacuum filtration device of solid-liquid separation the most according to claim 2, it is characterised in that: described leakage
Bucket is buchner funnel or sand core funnel, and described collection system is receiving flask or beaker.
The Vacuum filtration device of solid-liquid separation the most according to claim 1, it is characterised in that: described liter
Falling unit is positioned at bottom airtight chamber, and described lowering or hoisting gear maximum height is less than the degree of depth of airtight chamber.
The Vacuum filtration device of solid-liquid separation the most according to claim 1, it is characterised in that: also include
Exhaust tube and vaccum stop valve, described bleeding point is sealed even by exhaust tube with one end of described vaccum stop valve
Logical；The other end of described vaccum stop valve is connected by exhaust tube with described vacuum pump.
The Vacuum filtration device of solid-liquid separation the most according to claim 1, it is characterised in that: on described
Sealing lid and be arranged above vent valve and pressure vacuum gauge, described vent valve and pressure vacuum gauge are along top cover labyrinth
Thickness direction run through top cover labyrinth, and be communicated to the inside of airtight chamber.
The Vacuum filtration device of solid-liquid separation the most according to claim 1, it is characterised in that: on described
The junction sealing lid or lower sealing cover and sealed cylinder is provided with seal groove, is used for accommodating sealing ring.
8. according to the Vacuum filtration device of the solid-liquid separation described in claim 2 or 6, it is characterised in that: institute
State top cover labyrinth upper surface and be provided with multiple opening, be used for accommodating described bleeding point, funnel, vent valve or vacuum
Pressure gauge enters, and described opening part is provided with sealing ring.
9. the sucking filtration of the Vacuum filtration device of the solid-liquid separation used as described in any one of claim 1-8
Method, it is characterised in that: described sucking filtration method includes:
Adjust the lowering or hoisting gear in airtight chamber to proper height, the collection system that selection matches with filtrate volume
It is placed on lowering or hoisting gear；
Cover top cover labyrinth, filtration system is installed, adjust the filtrate (liquid of filtration system and the inwall of collection system
Lean on mutually, filtration system is fixed and is tightly connected with top cover labyrinth；
Open vacuum-pump power supply and carry out evacuation, the solid-liquid mixed solution treating sucking filtration is poured in filtration system；
After sucking filtration completes, stop evacuation；
Take off filtration system, open top cover labyrinth, take out collection system.
The sucking filtration method of the Vacuum filtration device of solid-liquid separation the most according to claim 9, its feature exists
In: during described evacuation, close vent valve, open vaccum stop valve, then open vacuum-pump power supply and bleed；
During described stopping evacuation, first close vaccum stop valve, open vent valve, treat that vacuum pressure list index points to zero
After, then open vaccum stop valve so that exhaust tube intraductal atmospheric pressure recovers to atmospheric pressure, closes vacuum-pump power supply.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610288707.6A CN105833585A (en) | 2016-05-04 | 2016-05-04 | Solid-liquid separation vacuum suction filtration device and suction filtration method using same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610288707.6A CN105833585A (en) | 2016-05-04 | 2016-05-04 | Solid-liquid separation vacuum suction filtration device and suction filtration method using same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663305A (en) * | 2018-07-25 | 2018-10-16 | 暨南大学 | A kind of flow cytometer collector |
| CN110604953A (en) * | 2019-08-14 | 2019-12-24 | 河南佰利联新材料有限公司 | Suction filtration system and suction filtration method thereof |
| CN112129043A (en) * | 2020-09-10 | 2020-12-25 | 北京沄汇智能科技有限公司 | Suction filtration dryer and method |
| CN114854566A (en) * | 2022-06-01 | 2022-08-05 | 广东国盛医学科技有限公司 | Extraction and purification instrument and extraction and purification method |
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| CN202237457U (en) * | 2011-09-16 | 2012-05-30 | 闽西职业技术学院 | Extraction filter used for determining content of heavy metal |
| CN202356109U (en) * | 2011-12-13 | 2012-08-01 | 山东省临沂市三丰化工有限公司 | Suction flask |
| CN104667596A (en) * | 2015-02-02 | 2015-06-03 | 新疆农业科学院农产品贮藏加工研究所 | Box type rapid suction filtration device applicable to laboratory |
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| CN110604953A (en) * | 2019-08-14 | 2019-12-24 | 河南佰利联新材料有限公司 | Suction filtration system and suction filtration method thereof |
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