CN216778080U - Split type suction filtration bottle device - Google Patents
Split type suction filtration bottle device Download PDFInfo
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- CN216778080U CN216778080U CN202123399221.5U CN202123399221U CN216778080U CN 216778080 U CN216778080 U CN 216778080U CN 202123399221 U CN202123399221 U CN 202123399221U CN 216778080 U CN216778080 U CN 216778080U
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- suction filtration
- filter
- suction
- flask
- bottle
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Abstract
The utility model relates to a split type suction filtration bottle device. The device comprises a support table, a suction filtration bottle, a suction filtration tank, a filtration cover, a conduit and a hollow glass tube which are sequentially and detachably connected; the filter flask is arranged on the support table, a liquid outlet switch is arranged at the bottom of the filter flask, and a filter nozzle and an air pressure switch are arranged at the upper part of the filter flask; the suction filtration groove is provided with a suction filtration pore, and the hollow glass tube, the conduit and the filter cover are communicated in sequence and are communicated with the suction filtration bottle through the suction filtration pore. When the device is applied, the hollow glass tube can directly extend into the container to quickly absorb the mixed liquid, and the liquid outlet switch is arranged to avoid repeated dumping, so that the pumping filtration operation process is simplified, and the efficiency is improved; in addition, the device is in a split structure and is easy to disassemble and wash; suck-back is also prevented and the volume of filtrate withdrawn is determined.
Description
Technical Field
The utility model relates to a suction filtration device in a laboratory, in particular to a split type suction filtration bottle device.
Background
At present, for distributing type funnel cooperation suction flask at the conventional suction filter device in laboratories such as biology, medicine, chemistry, this kind of suction filter device has the limitation, has some problems: when the filter flask extracts liquid with higher viscosity, the cloth type funnel and the filter flask are not easy to clean; the connection between the distributed funnel and the filter flask is not tight, and the air tightness is not good; the distributed hopper has small capacity, needs to carry out dumping operation for many times in the suction filtration process, and has low suction filtration speed and low efficiency; after the suction filtration is finished, the catheter is pulled out, so that the back suction is easy to generate; the filtrate is inconvenient to take out after the suction filtration is finished; in addition, the volume of the filtrate is often unclear during the suction filtration process.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a split type suction bottle device, which is a detachable convenient and efficient suction bottle device with a suction groove, and aims to overcome the defects of the conventional laboratory suction bottle device.
The technical scheme adopted by the utility model is as follows:
a split type suction filtration bottle device comprises a support table, a suction filtration bottle, a suction filtration tank, a filtration cover, a conduit and a hollow glass tube which are detachably connected in sequence; the filter flask is arranged on the support table, a liquid outlet switch is arranged at the bottom of the filter flask, and a filter nozzle and an air pressure switch are arranged at the upper part of the filter flask; the suction filtration groove is provided with a suction filtration pore, and the hollow glass tube, the conduit and the filter cover are communicated in sequence and are communicated with the suction filtration bottle through the suction filtration pore.
Furthermore, the suction filtration bottle and the suction filtration groove and the filtration cover are respectively connected through threads.
Furthermore, the suction filtration groove comprises a partition plate, a circle of upward bulges and a circle of downward bulges are coaxially arranged on the partition plate, the upward bulges are in threaded fit connection with the filtration cover, the downward bulges are in threaded fit connection with the mouth of the filtration bottle, the suction filtration pore is arranged on the partition plate positioned inside the upward bulges, and an inner extending port protruding downwards is arranged on the periphery of the suction filtration pore. Furthermore, the filter flask is provided with scales.
Furthermore, the aperture of the small suction filtration hole is 1-2 mm.
Furthermore, the material of the filter flask is pressure-resistant glass.
Furthermore, the material of the suction filter tank and the filter cover is polytetrafluoroethylene, and the suction filter tank and the filter cover are acid-resistant and alkali-resistant.
Compared with the prior art, the utility model has the following beneficial effects:
when the device is applied, the glass tube can be directly stretched into the container to quickly absorb the mixed liquid, repeated dumping is avoided, the suction filtration operation process is simplified, and the efficiency is improved; the suction filter bottle, the suction filter tank and the filter cover are connected in pairs by threads, so that the connection is tight, the air tightness is ensured to be good, and meanwhile, the split structure is easy to disassemble and wash; the suction filter tank is provided with an inner extending opening, and the suction filter bottle is provided with an air pressure switch, so that suck-back can be prevented; the filter flask is provided with a liquid outlet switch, so that filtrate can be conveniently taken out; in addition, the suction flask is also provided with scale marks, so that the volume of the filtrate to be pumped can be conveniently determined.
Drawings
Fig. 1 and 2 are schematic structural diagrams of the device of the present invention.
Fig. 3 is a schematic view of the overall structure of the device of the present invention.
In the figure: 1. the device comprises a thread A, a filter tip, a pneumatic switch, a scale mark, a filter flask, a liquid outlet switch, a support table, a thread C, a thread D, a thread B, a thread groove, a thread C, a thread D, a thread 13, a conduit, a hollow glass tube, a filter cover, a hollow glass tube and an inner extension opening, wherein the thread A, the hollow glass tube, the filter cover, the hollow glass tube and the hollow glass tube are arranged in parallel.
Detailed Description
The device of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, a specific example of the split type suction filtration apparatus of the present invention includes a suction filtration bottle 5, a support table 7, a suction filtration tank 10, a filtration cover 15, a conduit 13, and a hollow glass tube 14; the upper part of the suction bottle 5 is a thread A1 formed by an external thread structure, and the side wall of the suction bottle is provided with an air pressure switch 2 for adjusting the internal and external air pressure, a suction filter nozzle 3, a liquid outlet switch 6 and a scale mark 4; the suction filtration tank 10 comprises a partition board, wherein the partition board is provided with a circle of upward bulges and a circle of downward bulges, the outer wall of the upward bulges is provided with a thread C11, the inner wall of the downward bulges is provided with a thread D12, the partition board positioned in the upward bulges is provided with a plurality of suction filtration pores 8, and the periphery of the suction filtration pores 8 is provided with an inward extending opening 16 protruding downwards; the inner wall of the filter cover 15 is provided with a thread B9 formed by an internal thread structure.
When the whole set of suction flask device is installed, a proper filter paper is selected to be attached to the suction filtration pore 8 as required, a thread D12 and a thread A1 are screwed to form a connector, a thread B9 and a thread are screwed from a C11 to form a connector, the air pressure switch 3 and the liquid outlet switch 6 are both driven to be in a closed state, the suction flask 5 is placed on the support table 7, one end of the guide pipe 13 is connected with the filter cover 15, the other end of the guide pipe is connected with the hollow glass pipe 13 to form a connector, after the suction flask is installed, the hose is respectively connected with the suction filter 2 and the vacuum pump, and the whole set of suction flask device forms a complete closed structure.
When the suction filtration work is carried out, the vacuum pump is started, the air of the whole suction filtration bottle 5 is pumped away, the filter paper is adsorbed and tightly attached to the suction filtration pore 8, the hollow glass tube 14 is inserted into the mixed liquid in the container, negative pressure is generated in the whole set of suction filtration bottle device, the mixed liquid is quickly sucked, the mixed liquid enters the suction filtration tank 10, at the suction filtration pore 8 inside the suction filtration tank 10, solid filter residues are left at the upper end of the suction filtration pore, and the liquid flows into the suction filtration bottle 5 along the inner extension port 16 to complete solid-liquid separation. When the mixed liquid to be separated is more and the filtrate accumulated in the suction filtration bottle 5 is more, the hollow glass tube 14 is taken out of the mixed liquid in the container, the air pressure switch 3 is opened, air enters the whole suction filtration bottle system to recover the normal pressure, the liquid outlet switch 6 is opened to discharge part of the filtrate, the liquid outlet switch 6 and the air pressure switch 3 are closed after the completion of the operation, the hollow glass tube 14 is inserted into the mixed liquid in the container, and the suction filtration is continuously carried out until the suction filtration is completed.
After the suction filtration is finished, the air pressure switch 3 is opened, air enters the whole suction flask system to recover the normal pressure, the vacuum pump is closed, the liquid outlet switch 6 is opened to discharge filtrate, then the hollow glass tube 14, the guide tube 13, the filter cover 15, the suction filtration groove 10 and the suction flask 5 are sequentially detached from top to bottom, and the detachment of the device is finished. The detached device can be reused after being cleaned.
Claims (7)
1. A split type suction filtration bottle device is characterized by comprising a support table, a suction filtration bottle, a suction filtration tank, a filtration cover, a conduit and a hollow glass tube which are detachably connected in sequence; the filter flask is arranged on the support table, a liquid outlet switch is arranged at the bottom of the filter flask, and a filter nozzle and an air pressure switch are arranged at the upper part of the filter flask; the suction filtration groove is provided with a suction filtration pore, and the hollow glass tube, the conduit and the filter cover are communicated in sequence and are communicated with the suction filtration bottle through the suction filtration pore.
2. The split type suction filtration bottle device according to claim 1, wherein the suction filtration bottle and the suction filtration tank are connected with each other through threads, and the suction filtration tank and the filtration cover are connected with each other through threads.
3. The split type suction filtration bottle device as claimed in claim 1, wherein the suction filtration tank comprises a partition plate, a circle of upward protrusions and a circle of downward protrusions are coaxially arranged on the partition plate, the upward protrusions are in threaded fit connection with the filtration cover, the downward protrusions are in threaded fit connection with the mouth of the suction filtration bottle, the suction filtration pores are formed in the partition plate inside the upward protrusions, and an inward extending opening protruding downward is formed in the periphery of the suction filtration pores.
4. The split vacuum flask device of claim 1, wherein the vacuum flask is provided with a scale.
5. The split vacuum flask device of claim 1, wherein the aperture of the small vacuum flask is 1-2 mm.
6. The split type suction flask device as claimed in claim 1, wherein the material of the suction flask is pressure-resistant glass.
7. The split type suction flask device as claimed in claim 1, wherein the material of the suction filter tank and the filter cover is polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123399221.5U CN216778080U (en) | 2021-12-30 | 2021-12-30 | Split type suction filtration bottle device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123399221.5U CN216778080U (en) | 2021-12-30 | 2021-12-30 | Split type suction filtration bottle device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216778080U true CN216778080U (en) | 2022-06-21 |
Family
ID=82010694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123399221.5U Active CN216778080U (en) | 2021-12-30 | 2021-12-30 | Split type suction filtration bottle device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216778080U (en) |
-
2021
- 2021-12-30 CN CN202123399221.5U patent/CN216778080U/en active Active
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