CN213077556U - Negative pressure type hollow fiber extraction device - Google Patents
Negative pressure type hollow fiber extraction device Download PDFInfo
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- CN213077556U CN213077556U CN202021227830.5U CN202021227830U CN213077556U CN 213077556 U CN213077556 U CN 213077556U CN 202021227830 U CN202021227830 U CN 202021227830U CN 213077556 U CN213077556 U CN 213077556U
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- vacuum pump
- extraction liquid
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Abstract
The utility model discloses a negative pressure formula hollow fiber extraction device belongs to the chemical analysis laboratory and detects preceding processing apparatus. The device comprises an extraction operation platform, an extraction tank, an extraction liquid guide pipe, a connecting rod, a motor, a transmission shaft, a stirrer, a hollow fiber membrane support bracket, a vacuum pump, an extraction liquid inlet, an extraction liquid outlet and a vacuum pump switch. The extraction tank is positioned on the extraction operation platform, a hollow fiber membrane support bracket is arranged in the extraction tank, and the hollow fiber membrane support bracket is connected with an extraction liquid inlet of the vacuum pump through an extraction liquid guide pipe. The motor is fixed on the extraction operation table through a connecting rod, a transmission shaft is arranged at the lower end of the motor, and the motor is connected with the stirrer through the transmission shaft. The vacuum pump is provided with an extraction liquid inlet, an extraction liquid outlet and a vacuum pump switch. The utility model discloses simple structure, convenient to use can realize carrying out the hollow fiber extraction under the negative pressure condition, has promoted the flow of extract, has improved extraction efficiency, has shortened the extraction time.
Description
Technical Field
The utility model relates to a processing apparatus before chemical analysis laboratory detects, especially a negative pressure formula hollow fiber extraction device.
Background
The hollow fiber extraction is a novel sample pretreatment technology, is one of liquid phase micro-extraction, and has the advantages of rapidness, environmental friendliness, high enrichment factor, good purification effect and the like. At present, the most common mode is to cut the hollow fiber extraction membrane into small sections, add the extraction solvent, seal the two ends, and put the membrane into the solution to be tested for extraction.
Disclosure of Invention
To the problem that hollow fiber membrane extraction operation extraction liquid does not flow under the normal pressure, the utility model provides a negative pressure formula hollow fiber extraction device.
The utility model provides a technical scheme that its technical problem adopted is: a negative pressure type hollow fiber extraction device comprises an extraction operation platform, an extraction tank, an extraction liquid guide pipe, a connecting rod, a motor, a transmission shaft, a stirrer, a hollow fiber membrane support bracket, a vacuum pump, an extraction liquid inlet, an extraction liquid outlet and a vacuum pump switch. The extraction tank is positioned on the extraction operation platform, a hollow fiber membrane support bracket is arranged in the extraction tank, and the hollow fiber membrane support bracket is connected with an extraction liquid inlet of the vacuum pump through an extraction liquid guide pipe.
The motor is fixed on the extraction operation table through a connecting rod, a transmission shaft is arranged at the lower end of the motor, and the motor is connected with the stirrer through the transmission shaft.
The vacuum pump is provided with an extraction liquid inlet, and extraction liquid for completing extraction flows in from the inlet.
The vacuum pump is provided with an extraction liquid outlet, and extraction liquid which finishes extraction flows out from the outlet.
And a vacuum pump switch is arranged on the vacuum pump and used for controlling the opening and closing of the vacuum pump.
The utility model discloses simple structure, convenient to use can realize carrying out the hollow fiber extraction under the negative pressure condition, has promoted the flow of extract, has improved extraction efficiency, has shortened the extraction time.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
As shown in fig. 1, a negative pressure type hollow fiber extraction device comprises an extraction operation platform 1, an extraction tank 2, an extraction liquid guide pipe 3, a connecting rod 4, a motor 5, a transmission shaft 6, a stirrer 7, a hollow fiber membrane support bracket 8, a vacuum pump 9, an extraction liquid inlet 10, an extraction liquid outlet 11 and a vacuum pump switch 12. The extraction tank 2 is positioned on the extraction operation platform 1, a hollow fiber membrane support bracket 8 is arranged in the extraction tank 2, and the hollow fiber membrane support bracket 8 is connected with an extraction liquid inlet 10 of a vacuum pump 9 through an extraction liquid guide pipe 3. The motor 5 is fixed on the extraction operation table 1 through the connecting rod 4, the lower end of the motor 5 is provided with a transmission shaft 6, and the motor 5 is connected with the stirrer 7 through the transmission shaft 6. The vacuum pump 9 is provided with an extract inlet 10 and an extract outlet 11, and extract liquid after extraction flows in from the extract inlet 10 and flows out from the extract outlet 11. The vacuum pump 9 is provided with a vacuum pump switch 12 for controlling the opening and closing of the vacuum pump 9.
The embodiment described is only an embodiment of the present invention, and all other embodiments obtained by a person skilled in the art without creative work are all included in the protection scope of the present invention.
Claims (3)
1. A negative pressure type hollow fiber extraction device comprises an extraction operation platform, an extraction tank, an extraction liquid guide pipe, a connecting rod, a motor, a transmission shaft, a stirrer, a hollow fiber membrane support bracket, a vacuum pump, an extraction liquid inlet, an extraction liquid outlet and a vacuum pump switch; the method is characterized in that: the extraction tank is positioned on the extraction operation platform, a hollow fiber membrane support bracket is arranged in the extraction tank, and the hollow fiber membrane support bracket is connected with an extraction liquid inlet of the vacuum pump through an extraction liquid guide pipe.
2. The negative pressure type hollow fiber extraction apparatus according to claim 1, wherein: the motor is fixed on the extraction operation table through a connecting rod, a transmission shaft is arranged at the lower end of the motor, and the motor is connected with the stirrer through the transmission shaft.
3. The negative pressure type hollow fiber extraction apparatus according to claim 1, wherein: the vacuum pump is provided with an extraction liquid inlet, an extraction liquid outlet and a vacuum pump switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021227830.5U CN213077556U (en) | 2020-06-29 | 2020-06-29 | Negative pressure type hollow fiber extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021227830.5U CN213077556U (en) | 2020-06-29 | 2020-06-29 | Negative pressure type hollow fiber extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213077556U true CN213077556U (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021227830.5U Active CN213077556U (en) | 2020-06-29 | 2020-06-29 | Negative pressure type hollow fiber extraction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213077556U (en) |
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2020
- 2020-06-29 CN CN202021227830.5U patent/CN213077556U/en active Active
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