CN217121074U - Cleaning device for gas capillary chromatographic column - Google Patents
Cleaning device for gas capillary chromatographic column Download PDFInfo
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- CN217121074U CN217121074U CN202220843125.0U CN202220843125U CN217121074U CN 217121074 U CN217121074 U CN 217121074U CN 202220843125 U CN202220843125 U CN 202220843125U CN 217121074 U CN217121074 U CN 217121074U
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Abstract
The utility model provides a cleaning device for a gas phase capillary chromatographic column, which is internally divided into a fixed bin, a cleaning solution bin and a waste liquid bin which are respectively arranged at the two sides of the fixed bin; the top of the cleaning liquid bin is provided with a liquid feeding port, and the top end of the side wall is provided with an air inlet; a liquid discharge port is arranged at the bottom end of the side wall of the waste liquid bin, and a graphite carbon layer is transversely arranged at the top end part in the bin; the heat preservation is established to the storehouse inner wall in fixed storehouse, and the interior region that the heat preservation encloses is established as the washing region of gas phase capillary chromatographic column, and heating device is established at the storehouse top to be equipped with temperature measuring device, still be equipped with the mount in the washing region, gas phase capillary chromatographic column erects on the mount, and one end communicates with each other through the bottom in first column nut and cleaning solution storehouse, and the other end passes through the second column nut, in graphite carbon-layer below high position department, communicates with each other with the upper end in waste liquid storehouse. The utility model discloses can improve present gas capillary chromatographic column washing step loaded down with trivial details, rinse incomplete current situation to and solve present washing waste liquid polluted environment and harm the problem of the personal health.
Description
Technical Field
The utility model relates to a belt cleaning device for gas capillary chromatographic column.
Background
In daily detection and inspection work, a capillary chromatographic column plays an indispensable role, but the capillary chromatographic column is polluted along with the use time, sample pollution and other reasons, so that the detection and inspection work is influenced, in addition, the cost is saved, and the capillary chromatographic column can be cleaned, so an organic solvent is generally used for cleaning.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving above-mentioned technical problem to a certain extent at least. Therefore, the utility model provides a belt cleaning device for gas capillary chromatographic column to can improve present gas capillary chromatographic column washing step loaded down with trivial details, the not thorough current situation of washing in phase, and solve present washing waste liquid polluted environment and harm the problem of the personal health.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a cleaning device for a gas capillary chromatographic column is structurally characterized in that:
the device is internally divided into a fixed bin, a cleaning liquid bin and a waste liquid bin which are respectively arranged at two sides of the fixed bin; the top of the cleaning liquid bin is provided with a liquid feeding port, and the top end of the side wall is provided with an air inlet which is used for being connected with an air bottle; a liquid discharge port is arranged at the bottom end of the side wall of the waste liquid bin, a graphite carbon layer with a honeycomb structure is transversely arranged at the top end part in the bin, and the area below the graphite carbon layer is used for storing cleaning waste liquid;
the heat preservation is established to the storehouse inner wall in fixed storehouse, and the heat preservation encloses the cleaning zone who establishes the inner zone as gas phase capillary chromatographic column, and heating device is established at the storehouse top for cleaning zone's heating to be equipped with temperature measuring device, be used for detecting the cleaning zone in-band temperature, still be equipped with the mount in the cleaning zone, gas phase capillary chromatographic column erects on the mount, and one end communicates with each other through the bottom in first post nut and cleaning solution storehouse, and the other end passes through the second post nut, in graphite carbon-layer below high position department, communicates with each other with the upper end in waste liquid storehouse.
The utility model discloses a structural feature also lies in:
the first column nut is fixedly arranged on the partition plate of the fixed bin and the cleaning liquid bin, the second column nut is fixedly arranged on the partition plate of the fixed bin and the waste liquid bin, and the gas capillary chromatographic column erected on the fixed frame is tightly clamped between the first column nut and the second column nut.
And valves are arranged at the liquid feeding port and the liquid discharging port.
On the device, one side of the fixed bin is provided with a movable door which can be opened and closed.
And the air inlet of the cleaning liquid bin is connected with the air bottle through an air inlet pipeline, and a pressure dividing valve is arranged on the air inlet pipeline.
The air inlet is connected with the partial pressure valve through a copper pipe.
Compared with the prior art, the utility model discloses beneficial effect embodies:
the utility model discloses a set up the cleaning solution storehouse, fixed storehouse and waste liquid storehouse, through in the gas phase capillary chromatographic column in the washing liquid injection fixed storehouse in with the cleaning solution storehouse, and through the regional heating of washing in the fixed storehouse, the dissolution of pollutant with higher speed, the waste liquid of production directly emits into and keeps in the waste liquid storehouse, and set up the graphite carbon-layer in the waste liquid storehouse, be used for adsorbing volatile organic reagent, after wasing, can concentrate the collection processing with the waste liquid, thereby improving cleaning quality, make the more convenient basis of operation, the purpose of environmental protection and personal health has also been reached.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the position of the movable door.
In the figure, 1, a cleaning liquid bin; 2, a liquid adding port; 3, an air inlet; 4, a waste liquid bin; 5 liquid outlet; 6 a graphitic carbon layer; 7, fixing a bin; 8, insulating layers; 9 a heating device; 10 a temperature measuring device; 11 a fixing frame; 12 a first post nut; 13 a second column nut; 14 a gas capillary chromatography column; 15 an air inlet duct; 16 a pressure-dividing valve; 17 a movable door; and 18. a valve.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the cleaning apparatus for a gas capillary chromatography column of the present embodiment has the following structure:
a fixed bin 7, a cleaning liquid bin 1 and a waste liquid bin 4 which are respectively arranged at two sides of the fixed bin 7 are formed in the device in a separated mode; the top of the cleaning liquid bin 1 is provided with a liquid feeding port 2, and the top end of the side wall is provided with an air inlet 3 for connecting with an air bottle; a liquid outlet 5 is arranged at the bottom end of the side wall of the waste liquid bin 4, a graphite carbon layer 6 with a honeycomb structure is transversely arranged at the top end part in the bin, and the area below the graphite carbon layer 6 is used for storing cleaning waste liquid;
the heat preservation 8 is established to the storehouse inner wall of fixed storehouse 7, the inside region that the heat preservation 8 encloses is as the washing region of gas capillary chromatographic column 14, heating device 9 is established at the storehouse top, a heating for washing region, and be equipped with temperature measuring device 10, a temperature in the washing region is detected, still be equipped with mount 11 in the washing region, gas capillary chromatographic column 14 erects on mount 11, one end communicates with each other through the bottom of first column nut 12 with cleaning solution storehouse 1, the other end passes through second column nut 13, in 6 below high position departments of graphite carbon layer, communicate with each other with the upper end in waste liquid storehouse 4.
In specific implementation, the corresponding structural arrangement also includes:
a first column nut 12 is fixedly arranged on a partition plate of the fixed bin 7 and the cleaning solution bin 1, a second column nut 13 is fixedly arranged on a partition plate of the fixed bin 7 and the waste liquid bin 4, and a gas phase capillary chromatographic column 14 erected on the fixed frame 11 is tightly clamped between the first column nut 12 and the second column nut 13.
On the device, one side of the fixed bin 7 is provided with a movable door 17 which can be opened and closed.
The air inlet 3 of the cleaning liquid bin 1 is connected with the air bottle through an air inlet pipeline 15, and a partial pressure valve 16 is arranged on the air inlet pipeline 15.
The air inlet 3 is connected with the partial pressure valve 16 through a copper pipe.
The heating device 9 is a hot air blower powered by an external power supply and used for heating and blowing air into the cleaning area.
The working temperature in the washing zone is set to 80-100 ℃.
An example of the operation mode is as follows:
adding an organic solvent into the cleaning solution bin 1 through the liquid adding port 2, wherein the organic solvent is selected according to the requirement of a gas capillary chromatographic column 14 to be cleaned, opening the movable door 17, placing the gas capillary chromatographic column 14 on the fixed frame 11, clamping the gas capillary chromatographic column between the first column nut 12 and the second column nut 13, and communicating openings at two ends with the cleaning solution bin 1 and the waste liquid bin 4 through the first column nut 12 and the second column nut 13 respectively;
closing the movable door 17, starting the heating device 9, heating the cleaning area, and observing the current temperature of the cleaning area in real time through the temperature measuring device 10 in the heating process until the temperature in the cleaning area is heated to 80-100 ℃;
compressed air is introduced into the upper area in the cleaning solution bin 1 through the air inlet 3, the gas pressure is adjusted to 0.3-0.5MPa through the partial pressure valve 16, the cleaning solution in the cleaning solution bin 1 is injected into the gas phase capillary chromatographic column 14 through the first column nut 12 by utilizing the air pressure, and at the moment, pollutants in the gas phase capillary chromatographic column 14 are heated and dissolved in an accelerated manner, so that the aim of more thorough cleaning is fulfilled;
the waste liquid in the gas capillary chromatographic column 14 flows into the waste liquid bin 4 through the second column nut 13 for temporary storage, the graphite carbon layer 6 at the upper part in the waste liquid bin 4 can adsorb volatile organic solvents, and the residual waste liquid after the organic solvents are volatilized can be discharged into a waste liquid bottle through the liquid discharge port 5 for centralized treatment, so that the aims of protecting the environment and the human health are fulfilled.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (6)
1. A belt cleaning device for a gas capillary chromatographic column is characterized in that:
the device is internally divided into a fixed bin, a cleaning liquid bin and a waste liquid bin which are respectively arranged at two sides of the fixed bin; the top of the cleaning liquid bin is provided with a liquid feeding port, and the top end of the side wall is provided with an air inlet which is used for being connected with an air bottle; a liquid discharge port is arranged at the bottom end of the side wall of the waste liquid bin, a graphite carbon layer with a honeycomb structure is transversely arranged at the top end part in the bin, and the area below the graphite carbon layer is used for storing cleaning waste liquid;
the heat preservation is established to the storehouse inner wall in fixed storehouse, and the heat preservation encloses the cleaning zone who establishes the inner zone as gas phase capillary chromatographic column, and heating device is established at the storehouse top for cleaning zone's heating to be equipped with temperature measuring device, be used for detecting the cleaning zone in-band temperature, still be equipped with the mount in the cleaning zone, gas phase capillary chromatographic column erects on the mount, and one end communicates with each other through the bottom in first post nut and cleaning solution storehouse, and the other end passes through the second post nut, in graphite carbon-layer below high position department, communicates with each other with the upper end in waste liquid storehouse.
2. The cleaning device for a gas capillary chromatography column as recited in claim 1, wherein: the first column nut is fixedly installed on the partition plate of the fixed bin and the cleaning liquid bin, the second column nut is fixedly installed on the partition plate of the fixed bin and the waste liquid bin, and the gas capillary chromatographic column erected on the fixed frame is tightly clamped between the first column nut and the second column nut.
3. The cleaning device for a gas capillary chromatography column as recited in claim 1, wherein: and valves are arranged at the liquid feeding port and the liquid discharging port.
4. The cleaning device for a gas capillary chromatography column as recited in claim 1, wherein: on the device, one side of the fixed bin is provided with a movable door which can be opened and closed.
5. The cleaning device for a gas capillary chromatography column as recited in claim 1, wherein: and the air inlet of the cleaning liquid bin is connected with the air bottle through an air inlet pipeline, and a pressure dividing valve is arranged on the air inlet pipeline.
6. The cleaning device for a gas capillary chromatography column according to claim 5, wherein: the air inlet is connected with the partial pressure valve through a copper pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220843125.0U CN217121074U (en) | 2022-04-12 | 2022-04-12 | Cleaning device for gas capillary chromatographic column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220843125.0U CN217121074U (en) | 2022-04-12 | 2022-04-12 | Cleaning device for gas capillary chromatographic column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217121074U true CN217121074U (en) | 2022-08-05 |
Family
ID=82647734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220843125.0U Active CN217121074U (en) | 2022-04-12 | 2022-04-12 | Cleaning device for gas capillary chromatographic column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217121074U (en) |
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2022
- 2022-04-12 CN CN202220843125.0U patent/CN217121074U/en active Active
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