CN218890202U - Vacuum suction filtration device - Google Patents
Vacuum suction filtration device Download PDFInfo
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- CN218890202U CN218890202U CN202222859095.5U CN202222859095U CN218890202U CN 218890202 U CN218890202 U CN 218890202U CN 202222859095 U CN202222859095 U CN 202222859095U CN 218890202 U CN218890202 U CN 218890202U
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- collection tank
- water collection
- filtration device
- suction
- vacuum filtration
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Abstract
The utility model relates to the technical field of sample vacuum filtration, and in particular discloses a vacuum filtration device which comprises a water collection tank, a blow-off pipe and an exhaust pipe, wherein: the top of the water collecting tank is provided with a plurality of suction ports, the suction ports are provided with sealing emulsion plugs, and the sealing emulsion plugs are provided with through holes matched with the funnel guide pipes so that the funnel guide pipes extend into the water collecting tank from the through holes; the upper part of the side wall of the water collection tank is provided with an extraction opening, and the lower part of the side wall of the water collection tank is provided with a sewage outlet; the drain pipe is connected with the drain outlet through a drain valve; one end of the air extraction pipe is connected with the air extraction opening, and the other end is connected with the vacuum pump. The vacuum suction filtration device provided by the utility model is provided with the plurality of suction filtration ports, so that suction filtration of a plurality of samples can be simultaneously performed, the efficiency is improved, the water collection tank is provided with the drain outlet, filtrate in the water collection tank can be timely discharged through the drain outlet, the experiment progress is prevented from being influenced, and the potential safety hazard is eliminated.
Description
Technical Field
The utility model relates to the technical field of sample vacuum filtration, in particular to a vacuum filtration device.
Background
In the field of experimental research of chemistry, chemical industry, medicine and the like, a vacuum filtration device is often used for a sample which is not easy to filter. Common vacuum filtration devices generally include a vacuum flask and a funnel. The vacuum suction bottle side is equipped with the extraction opening, and the top is equipped with the filter opening, and the funnel sets up on the filter opening, can set up filter paper in the funnel, when needs filter the sample, falls the sample in the funnel, and the extraction opening will take over the vacuum pump, thereby the vacuum pump is taken out and is filtered the sample.
However, if the vacuum filtration is performed by using the vacuum filtration bottle, if the vacuum filtration bottle is required to continuously filter a plurality of samples (for example, when the alumina industry is used for fixing samples, the samples are required to be continuously filtered), the filter paper is required to be replaced first and then the filtration is performed, meanwhile, the volume of the existing vacuum filtration bottle is only 1 liter, the filtrate liquid level in the experimental washing process quickly reaches the position of the negative pressure port (extraction port) of the vacuum filtration bottle, and the experiment is required to be stopped in time to replace the vacuum filtration bottle, so that the workload is increased, the experimental progress is influenced, and the vacuum filtration bottle is frequently replaced and is easy to contact with alkaline liquid when being subjected to replacement washing, so that the potential safety hazard of alkali burn exists.
Disclosure of Invention
Based on the technical problems, the utility model provides a vacuum suction filtration device.
The utility model provides a vacuum suction filtration device, which comprises a water collection tank, a blow-off pipe and an exhaust pipe, wherein:
the top of the water collecting tank is provided with a plurality of suction ports, the suction ports are provided with sealing emulsion plugs, and the sealing emulsion plugs are provided with through holes matched with the funnel guide pipes so that the funnel guide pipes extend into the water collecting tank from the through holes;
the upper part of the side wall of the water collection tank is provided with an extraction opening, and the lower part of the side wall of the water collection tank is provided with a sewage outlet;
the drain pipe is connected with the drain outlet through a drain valve;
one end of the air extraction pipe is connected with the air extraction opening, and the other end is connected with the vacuum pump.
Further, the upper part of the water collecting tank is provided with a steam-water separation chamber, the top of the steam-water separation chamber is provided with an opening, and the air extraction opening is arranged on the side wall of the steam-water separation chamber.
Further, the device also comprises an air extraction control valve, and the air extraction pipe is connected with the air extraction opening through the air extraction control valve.
Further, the device also comprises a controller and a liquid level meter;
the liquid level meter is arranged on the side wall of the water collecting tank, and the blow-down valve and the air extraction control valve are electric valves;
the controller is electrically connected with the liquid level meter, the blow-down valve and the air extraction control valve respectively.
Further, the controller is a PLC controller.
Further, the liquid level meter is a magnetic flap liquid level meter.
Further, the device also comprises an alarm, and the alarm is electrically connected with the controller.
Further, the alarm is an audible and visual alarm.
Further, the length dimension of the water collection tank is as follows: 80cm, width dimension: 60cm, the height dimension is: 30cm.
The vacuum suction filtration device provided by the utility model has at least the following beneficial effects:
(1) The water collection tank top is equipped with a plurality of suction openings, can simultaneously suction a plurality of samples for the experiment progress, raise the efficiency.
(2) The vacuum filtration device can directly discharge filtrate through the drain outlet that sets up, need not to change vacuum filtration bottle, whole vacuum filtration process convenient and fast avoids influencing the experiment progress because of frequently changing vacuum filtration bottle, has also avoided appearing simultaneously because of changing the alkali burn incident that vacuum filtration bottle caused.
(3) The water collecting tank is internally provided with the steam-water separation chamber, so that waste liquid back suction can be effectively prevented.
Drawings
For a clearer description of embodiments of the utility model or of solutions in the prior art, the drawings which are used in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a vacuum filtration device according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a vacuum filtration device according to another embodiment of the present utility model;
FIG. 3 is a schematic diagram of a control principle of a vacuum filtration device according to an embodiment of the present utility model;
1-water collecting tank, 2-funnel, 3-sealing emulsion plug, 4-suction filtration port, 5-blow-down valve, 6-steam-water separation chamber, 7-extraction port, 8-extraction control valve, 9-blow-down port, 10-controller, 11-liquid level meter and 12-alarm.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
In one embodiment of the present utility model, as shown in fig. 1, there is provided a vacuum filtration apparatus, which includes a water collection tank 1, a drain pipe, and an exhaust pipe (the drain pipe and the exhaust pipe are not shown), wherein: the top of the water collecting tank 1 is provided with a plurality of suction ports 4, the suction ports 4 are provided with sealing emulsion plugs 3, and the sealing emulsion plugs 3 are provided with through holes matched with funnel guide pipes of the funnels 2 so that the funnel guide pipes extend into the water collecting tank 1 from the through holes; the upper part of the side wall of the water collection tank 1 is provided with an extraction opening 7, and the lower part of the side wall of the water collection tank 1 is provided with a sewage outlet 9; the blow-down pipe is connected with a blow-down outlet 9 through a blow-down valve 5; one end of the air extraction pipe is connected with the air extraction opening 7, and the other end is connected with the vacuum pump.
The shape and the material of the water collection tank 1 are not limited, and a technician can set the water collection tank according to actual needs. Specifically, the water collection tank 1 can be formed by welding a stainless steel plate, the drain valve 5 can be a DN25 stainless steel ball valve, and the drain pipe can be a corrosion-resistant hose which is connected with a sewage pipeline, so that waste liquid can be directly discharged to the sewage pipeline. The exhaust pipe can adopt DN20 steel pipe, and the exhaust pipe is connected with a vacuum pump suction pipeline.
More specifically, when the alumina industry is used for sample solid content, the length dimension of the water collection tank 1 can be set as follows: 80cm, the width dimension may be set to: 60cm, the height dimension may be set to: the suction filtration ports 4 on the water collection tank can be set to be 6 in 30cm, 6 samples are subjected to suction filtration at the same time, the effective volume of the water collection tank is 130 liters, the total amount of the suction filtrate in normal shift experiments can be met, and the waste liquid is discharged from previous stopping experiments for hundreds of times to the current pollution discharge for 1-2 times.
When the vacuum suction filtration device provided by the embodiment is used for vacuum suction filtration, the funnel 2 is arranged on the suction filtration port 4, the funnel guide pipe penetrates through the through hole of the sealing emulsion plug 3 and stretches into the water collection tank 1, the blow-off valve 5 is in a closed state, the vacuum pump is operated to pump out air from the water collection tank 1, negative pressure is formed in the water collection tank 1, and filtrate enters the water collection tank 1 through the funnel guide pipe, so that vacuum suction filtration is realized.
The vacuum suction filtration device that this embodiment provided, water collection tank 1 top is equipped with a plurality of suction ports 4, can simultaneously suction filter a plurality of samples to water collection tank 1 bottom is equipped with the drain, and when the filtrate in water collection tank 1 reached the highest liquid level of predetermineeing, can close the vacuum pump, stops to bleed, opens blow off valve 5, makes the filtrate in water collection tank 1 pass through drain 9 and blow off pipe discharge, after the filtrate with water collection tank 1 discharges, closes blow off valve 5 again, opens the vacuum pump, carries out vacuum suction filtration continuously. Because the vacuum filtration device that this embodiment provided can directly discharge the filtrate through the drain that sets up, need not to change vacuum filtration bottle, whole vacuum filtration process convenient and fast avoids influencing the experiment progress because of frequently changing vacuum filtration bottle, has also avoided appearing simultaneously because of the alkali burn incident that changes vacuum filtration bottle and cause.
In yet another embodiment of the present utility model, as shown in fig. 2, a steam-water separation chamber 6 is provided at the upper part of the water collection tank 1, an opening is provided at the top of the steam-water separation chamber 6, and an extraction opening 7 is provided on the sidewall of the steam-water separation chamber.
In this embodiment, set up steam-water separation chamber 6 on header tank 1 upper portion, steam-water separation chamber 6 top is equipped with the opening for in steam-water separation chamber 6 and the header tank 1 except for steam-water separation chamber 6 the space intercommunication, extraction opening 7 sets up on the lateral wall of steam-water separation chamber 6 (as shown in fig. 1, the lateral wall of steam-water separation chamber 6 is the part of the lateral wall of header tank promptly), when bleeding through extraction opening 7, can realize bleeding to header tank 1, make header tank 1 inside form negative pressure, again because the separation effect of steam-water separation chamber 6, waste liquid suck-back problem appears when preventing to bleed. It should be understood that the steam-water separation chamber 6 should be arranged offset from the suction port 4, so as to avoid that the waste liquid flowing out of the suction port directly enters the steam-water separation chamber 6 through the top opening of the steam-water separation chamber 6.
In a further embodiment of the utility model, the device further comprises a suction control valve 8, the suction pipe is connected with the suction opening through the suction control valve 8, and the suction start or stop can be controlled by opening or closing the suction control valve 8.
In a further embodiment of the utility model, as shown in fig. 2 and 3, the device further comprises a controller 10 and a level gauge 11; the liquid level meter 11 is arranged on the side wall of the water collecting tank 1, and the blow-down valve 5 and the air extraction control valve 8 are electric valves; the controller 10 is respectively and electrically connected with the liquid level meter 11, the blow-down valve 5 and the air extraction control valve 8.
In this embodiment, through controller 10, liquid level meter 11, blowoff valve 5 and bleed control valve 8, realize automatic vacuum suction and waste liquid discharge, liquid level meter 11 detects header tank 1 liquid level, when the liquid level reaches the highest liquid level of predetermineeing, by controller 10 control blowoff valve 5 opening, bleed control valve 8 closes for the waste liquid in header tank 1 discharges, when the waste liquid discharge finishes, by controller 10 control blowoff valve 5 closing again, bleed control valve 8 opens, carries out vacuum suction continuously, and automatic control is realized to whole process, convenient and fast.
Specifically, the controller 10 in this embodiment is a PLC controller. The liquid level meter 11 is a magnetic flap liquid level meter. The magnetic flap level gauge has the advantages of simple structure, convenient installation, low maintenance cost, high cost performance, good sealing and vibration resistance performance and high reliability. Further, the magnetic flap level gauge comprises an upper pipeline and a lower pipeline, and is used for connecting the water collecting tank 1, the upper pipeline is connected with the upper part of the side wall of the water collecting tank 1, the lower pipeline is connected with the lower part of the side wall of the water collecting tank 1, and further, the first control valve and the second control valve can be respectively arranged on the upper pipeline and the lower pipeline of the magnetic flap level gauge, so that the magnetic flap level gauge is convenient to debug or the magnetic flap level gauge is convenient to replace.
Further, if the liquid level reaches the preset highest liquid level in the experimental suction filtration process, the controller 10 will close the suction control valve 8 and the vacuum pump to stop vacuumizing, and open the blow-off valve 5 to drain water, because the water ring vacuum pump is isolated from the atmosphere when in an inactive state, the water tank 1 may not be drained at this time, and an interlocking exhaust valve can be arranged on the water tank to solve the problem. In yet another embodiment of the present utility model, as shown in FIG. 3. The device further comprises an alarm 12, the alarm 12 being electrically connected to the controller 10. When the liquid level reaches the preset highest liquid level, the controller 10 controls the alarm 12 to alarm, reminds experimenters of attention, and further ensures that experiments are carried out safely and smoothly. Specifically, the alarm 12 may be an audible and visual alarm.
Further, in order to ensure that water in the water collection tank 1 can be drained, as the alarm 12 is arranged in the device, when the alarm 12 alarms, a laboratory worker can take down a funnel, so that the water collection tank 1 is communicated with the atmosphere, and the water collection tank is put on after the water is drained.
The present utility model has been further described with the aid of specific embodiments, but it should be understood that the detailed description herein should not be construed to limit the spirit and scope of the utility model. Various modifications to the above described embodiments will be apparent to those skilled in the art from a reading of the present specification, which are within the scope of the utility model.
Claims (9)
1. The utility model provides a vacuum suction filtration device which characterized in that, the device includes header tank, blow off pipe, exhaust tube, wherein:
the top of the water collection tank is provided with a plurality of suction ports, a sealing latex plug is arranged on the suction ports, and a through hole matched with the funnel guide pipe is formed in the sealing latex plug so that the funnel guide pipe extends into the water collection tank from the through hole;
the upper part of the side wall of the water collection tank is provided with an extraction opening, and the lower part of the side wall of the water collection tank is provided with a sewage outlet;
the drain pipe is connected with the drain outlet through a drain valve;
one end of the air extraction pipe is connected with the air extraction opening, and the other end of the air extraction pipe is connected with the vacuum pump.
2. The vacuum filtration device according to claim 1, wherein a steam-water separation chamber is arranged at the upper part of the water collection tank, an opening is arranged at the top of the steam-water separation chamber, and the air extraction opening is arranged on the side wall of the steam-water separation chamber.
3. The vacuum filtration device of claim 1, further comprising a suction control valve, wherein the suction tube is connected to the suction port through the suction control valve.
4. A vacuum filtration device according to claim 3, wherein the device further comprises a controller and a level gauge;
the liquid level meter is arranged on the side wall of the water collection tank, and the blow-down valve and the air extraction control valve are electric valves;
the controller is electrically connected with the liquid level meter, the blow-down valve and the air extraction control valve respectively.
5. The vacuum filtration device of claim 4, wherein the controller is a PLC controller.
6. The vacuum filtration device of claim 4, wherein the level gauge is a magnetic flap level gauge.
7. The vacuum filtration device of claim 4 further comprising an alarm, the alarm being electrically connected to the controller.
8. The vacuum filtration device of claim 7, wherein the alarm is an audible and visual alarm.
9. The vacuum filtration device of claim 1, wherein the header tank has a length dimension of: 80cm, width dimension: 60cm, the height dimension is: 30cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222859095.5U CN218890202U (en) | 2022-10-28 | 2022-10-28 | Vacuum suction filtration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222859095.5U CN218890202U (en) | 2022-10-28 | 2022-10-28 | Vacuum suction filtration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218890202U true CN218890202U (en) | 2023-04-21 |
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ID=86001623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222859095.5U Active CN218890202U (en) | 2022-10-28 | 2022-10-28 | Vacuum suction filtration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218890202U (en) |
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2022
- 2022-10-28 CN CN202222859095.5U patent/CN218890202U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zou Guangyu Inventor after: Wu Shutao Inventor after: Zhang Zhiqiang Inventor after: Zhang Xiugang Inventor after: Xiang Maoli Inventor after: Zhang Dayong Inventor before: Zou Guangzheng Inventor before: Wu Shutao Inventor before: Zhang Zhiqiang Inventor before: Zhang Xiugang Inventor before: Xiang Maoli Inventor before: Zhang Dayong |
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| CB03 | Change of inventor or designer information |