CN215263435U - On-line distillation device for water quality analysis instrument - Google Patents
On-line distillation device for water quality analysis instrument Download PDFInfo
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- CN215263435U CN215263435U CN202120801962.2U CN202120801962U CN215263435U CN 215263435 U CN215263435 U CN 215263435U CN 202120801962 U CN202120801962 U CN 202120801962U CN 215263435 U CN215263435 U CN 215263435U
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Abstract
An object of the utility model is to provide a long-lived, easy online distillation plant who washs, easily change. The utility model discloses an online distillation device for a water quality analyzer, which comprises a pneumatic unit, a heating unit, a gas-liquid separation unit and a condensation unit which are connected in sequence; the pneumatic unit comprises an air pump, one end of the air pump is connected with an air inlet, and the other end of the air pump is connected with the heating unit; the heating unit comprises a heating furnace, the inlet end of the heating furnace is connected with a liquid inlet and a pneumatic unit, and the outlet end of the heating furnace is connected with a gas-liquid separation unit; the gas-liquid separation unit comprises a gas-liquid separation device, and the inlet end of the gas-liquid separation device is connected with the heating unit; the condensing unit comprises a heat exchange device, and the inlet end of the heat exchange device is connected with the gas-liquid separation device. The utility model has the advantages that: the distillation temperature of the gas-liquid separation device is adjustable, so that the substance to be detected can be distilled efficiently, and the interference of other non-detection objects is removed; the condensing unit adopts the circulating water design, but self-interacting refrigeration effect.
Description
Technical Field
The utility model relates to a gas-liquid separation device especially relates to an online distillation plant for water quality analysis instrument.
Background
At present, distillation applied to a water quality analyzer mainly adopts two modes of off-line manual distillation and on-line membrane distillation. Wherein the manual method is complex to operate, and vessels such as a round-bottom flask, a distillation head, a thermometer, a condenser tube, a receiving tube, a recovery bottle and the like are needed in the process. Heating the round-bottom flask filled with the liquid to be detected by using a heating source, observing the thermometer, vaporizing the target substance into the distillation flask after the temperature reaches the target temperature, condensing by using a condensing tube, and then feeding into a recovery flask by using a receiving tube. The membrane distillation method uses a heating unit, a membrane unit and a condensing unit. The inlet liquid is heated by the heating unit and then changed into steam, the steam enters the membrane unit and is subjected to steam pressure difference on two sides of the membrane, the substance to be detected passes through the microporous membrane in a steam mode, and then is collected through condensation liquefaction.
The technical requirements of the manual distillation of each vessel for use and heating and condensing operations on operators are high, the cleanliness of the vessels needs to be ensured in the operation process, and the process is complex, time-consuming, dangerous and easily influenced by the cleanliness of the vessels. The flux of the membrane distillation method is smaller, and when the concentration of a substance to be collected is higher, the trend is more obvious, and the phenomena of easy blockage and incomplete collection exist.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the above-mentioned problem and provide an online distillation plant with low costs, longe-lived, easy washing, easy change.
The utility model discloses a realize through following technical scheme: an online distillation device for a water quality analyzer comprises a pneumatic unit, a heating unit, a gas-liquid separation unit and a condensation unit which are connected in sequence; the pneumatic unit comprises an air pump, one end of the air pump is connected with an air inlet, and the other end of the air pump is connected with the heating unit; the heating unit comprises a heating furnace, the inlet end of the heating furnace is connected with a liquid inlet and a pneumatic unit, and the outlet end of the heating furnace is connected with a gas-liquid separation unit; the gas-liquid separation unit comprises a gas-liquid separation device, the inlet end of the gas-liquid separation device is connected with the heating unit, the upper part of the gas-liquid separation device is provided with an exhaust pipe connected with the condensing unit, and the lower part of the gas-liquid separation device is provided with a liquid discharge pipe used for discharging waste liquid; the condensation unit comprises a heat exchange device, the inlet end of the heat exchange device is connected with the gas-liquid separation device, and the outlet end of the heat exchange device is connected with the water quality analyzer.
Preferably, the gas pump is connected with the heating furnace through a gas flowmeter.
Preferably, the heating unit further comprises a heating element, a temperature sensor and a temperature control system, the heating element is respectively connected with the inlet end and the outlet end of the heating furnace, the heating element is used for controlling the temperature of the heating element, and the temperature control system is connected with the heating element through the temperature sensor.
Preferably, the condensation unit further comprises a refrigerator and a water pump, the heat exchange device is provided with a first inlet, a second inlet, a first outlet and a second outlet, the first inlet is connected with the exhaust pipe of the gas-liquid separation device, the first outlet is connected with the refrigerator through a circulating water device, the refrigerator is connected with the inlet end of the water pump, the outlet end of the water pump is connected with the second inlet of the heat exchange device, and the second outlet of the heat exchange device is used for connecting a water quality analyzer.
Preferably, the water pump is connected with the second inlet of the heat exchange device through a liquid flow meter.
Preferably, a driving system is arranged on the refrigerator for adjusting the working temperature of the refrigerator.
Preferably, the liquid discharge pipe of the gas-liquid separation device is connected with a liquid discharge pump through a refrigerator.
Compared with the prior art, the utility model has the advantages that: 1, online distillation is performed, manual intervention is less, and detection time is saved; 2, the distillation temperature is adjustable by adopting a gas-liquid separation device, the substance to be detected can be distilled efficiently, and other non-detected interfering substances are removed; and 3, the condensing unit adopts a circulating water design, so that the refrigeration effect can be automatically adjusted.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
1-heating element, 2-heating element, 3-temperature sensor, 4-temperature control system, 5-heating furnace, 6-gas-liquid separation device, 7-circulating water device, 8-refrigerator, 9-liquid flowmeter, 10-water pump, 11-heat exchange device, 12-liquid discharge pump, 13-gas flowmeter, 14-air pump, 15-air inlet, 16-liquid inlet, 17-gas-liquid separation unit, 18-heating unit, 19-condensing unit, 20-pneumatic unit, 21-driving system and 22-second outlet.
Detailed Description
The embodiments of the present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1: an online distillation device for a water quality analysis instrument comprises a pneumatic unit 20, a heating unit 18, a gas-liquid separation unit 17 and a condensation unit 19 which are connected in sequence; the pneumatic unit comprises an air pump 14, one end of the air pump is connected with an air inlet 15, and the other end of the air pump is connected with the heating unit; the heating unit comprises a heating furnace 5, the inlet end of the heating furnace is connected with a liquid inlet 16 and a pneumatic unit, and the outlet end of the heating furnace is connected with a gas-liquid separation unit; the gas-liquid separation unit comprises a gas-liquid separation device 6, the inlet end of the gas-liquid separation device is connected with the heating unit, the upper part of the gas-liquid separation device is provided with an exhaust pipe connected with the condensing unit, and the lower part of the gas-liquid separation device is provided with a liquid discharge pipe used for discharging waste liquid; the condensing unit comprises a heat exchange device 11, the inlet end of the heat exchange device is connected with the gas-liquid separation device, and the outlet end of the heat exchange device is connected with the water quality analyzer.
The gas pump is connected with the heating furnace through a gas flowmeter 13. The heating unit further comprises a heating piece 1, a heating piece 2, a temperature sensor 3 and a temperature control system 4, wherein the heating piece is respectively connected with the inlet end and the outlet end of the heating furnace, the heating piece is used for controlling the temperature of the heating piece, and the temperature control system is connected with the heating piece through the temperature sensor. The condensation unit further comprises a refrigerator and a water pump, the heat exchange device is provided with a first inlet, a second inlet, a first outlet and a second outlet 22, the first inlet is connected with the exhaust pipe of the gas-liquid separation device, the first outlet is connected with the refrigerator 8 through a circulating water device 7, the refrigerator is connected with the inlet end of the water pump 10, the outlet end of the water pump is connected with the second inlet of the heat exchange device, and the second outlet of the heat exchange device is used for being connected with a water quality analysis instrument. The water pump is connected with the second inlet of the heat exchange device through a liquid flow meter 9. The refrigerator is provided with a drive system 21 for regulating the operating temperature of the refrigerator. The liquid discharge pipe of the gas-liquid separation device is connected with a liquid discharge pump 12 through a refrigerator.
The utility model discloses during the use, pending gaseous target flow and pending liquid entering heating unit together of transferring into through pneumatic unit. And the gas enters a gas-liquid separation unit after passing through the heating unit, a liquid discharge pipe is discharged through a liquid discharge pump, the gas enters a condensation unit through an exhaust pipe, and the gas enters a water quality analyzer after being cooled through the condensation unit. And the online distillation is realized, the manual intervention is less, and the detection time is saved. The distillation temperature of the gas-liquid separation device is adjustable, so that the substance to be detected can be distilled efficiently, and other non-detected interfering substances can be removed. The condensing unit adopts the circulating water design, but self-interacting refrigeration effect.
The above description is only for the specific embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.
Claims (7)
1. An online distillation device for a water quality analyzer is characterized by comprising a pneumatic unit, a heating unit, a gas-liquid separation unit and a condensation unit which are sequentially connected;
the pneumatic unit comprises an air pump, one end of the air pump is connected with an air inlet, and the other end of the air pump is connected with the heating unit;
the heating unit comprises a heating furnace, the inlet end of the heating furnace is connected with a liquid inlet and a pneumatic unit, and the outlet end of the heating furnace is connected with a gas-liquid separation unit;
the gas-liquid separation unit comprises a gas-liquid separation device, the inlet end of the gas-liquid separation device is connected with the heating unit, the upper part of the gas-liquid separation device is provided with an exhaust pipe connected with the condensing unit, and the lower part of the gas-liquid separation device is provided with a liquid discharge pipe used for discharging waste liquid;
the condensation unit comprises a heat exchange device, the inlet end of the heat exchange device is connected with the gas-liquid separation device, and the outlet end of the heat exchange device is connected with the water quality analyzer.
2. The on-line distillation device for the water quality analysis instrument as claimed in claim 1, wherein the gas pump is connected with the heating furnace through a gas flow meter.
3. The on-line distillation device for the water quality analysis instrument as claimed in claim 1, wherein the heating unit further comprises a heating element, a temperature sensor and a temperature control system, the heating element is respectively connected with the inlet end and the outlet end of the heating furnace, the heating element is used for controlling the temperature of the heating element, and the temperature control system is connected with the heating element through the temperature sensor.
4. The on-line distillation device for the water quality analysis instrument as claimed in claim 1, wherein the condensation unit further comprises a refrigerator and a water pump, the heat exchange device is provided with a first inlet, a second inlet, a first outlet and a second outlet, the first inlet is connected with the exhaust pipe of the gas-liquid separation device, the first outlet is connected with the refrigerator through a circulating water device, the refrigerator is connected with the inlet end of the water pump, the outlet end of the water pump is connected with the second inlet of the heat exchange device, and the second outlet of the heat exchange device is used for being connected with the water quality analysis instrument.
5. The on-line distillation device for the water quality analysis instrument as claimed in claim 4, wherein the water pump is connected with the second inlet of the heat exchange device through a liquid flow meter.
6. An on-line distillation apparatus for water quality analysis instrument according to claim 4, wherein a driving system is provided on the refrigerator for adjusting the operating temperature of the refrigerator.
7. An on-line distillation apparatus for water quality analyzer according to claim 4, wherein the drain of the gas-liquid separator is connected to a drain pump through a refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120801962.2U CN215263435U (en) | 2021-04-19 | 2021-04-19 | On-line distillation device for water quality analysis instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120801962.2U CN215263435U (en) | 2021-04-19 | 2021-04-19 | On-line distillation device for water quality analysis instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215263435U true CN215263435U (en) | 2021-12-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120801962.2U Active CN215263435U (en) | 2021-04-19 | 2021-04-19 | On-line distillation device for water quality analysis instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215263435U (en) |
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2021
- 2021-04-19 CN CN202120801962.2U patent/CN215263435U/en active Active
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