CN221017772U - Capillary tube cleaning device - Google Patents
Capillary tube cleaning device Download PDFInfo
- Publication number
- CN221017772U CN221017772U CN202322705484.7U CN202322705484U CN221017772U CN 221017772 U CN221017772 U CN 221017772U CN 202322705484 U CN202322705484 U CN 202322705484U CN 221017772 U CN221017772 U CN 221017772U
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- China
- Prior art keywords
- box body
- reagent bottle
- cleaning device
- inner cavity
- capillary
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- 238000004140 cleaning Methods 0.000 title claims abstract description 40
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 43
- 239000007788 liquid Substances 0.000 claims abstract description 37
- 239000002699 waste material Substances 0.000 claims abstract description 19
- 229910001220 stainless steel Inorganic materials 0.000 claims description 24
- 239000010935 stainless steel Substances 0.000 claims description 24
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 21
- 239000012498 ultrapure water Substances 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 7
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 claims description 7
- 229920002530 polyetherether ketone Polymers 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000013461 design Methods 0.000 claims description 4
- 239000012459 cleaning agent Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000741 silica gel Substances 0.000 claims description 2
- 229910002027 silica gel Inorganic materials 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 10
- 239000007789 gas Substances 0.000 description 19
- 239000000243 solution Substances 0.000 description 17
- 238000005406 washing Methods 0.000 description 8
- 238000002386 leaching Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The utility model discloses a capillary tube cleaning device, which comprises a box body, wherein a control panel and a switch power supply are arranged on the box body, an air inlet, a multi-way block and a solution reagent bottle are arranged on one side of the box body, a liquid outlet and a waste liquid collecting tank are arranged on the other side of the box body, the air inlet is connected with an external high-pressure air source, the air inlet is connected with the multi-way block through an air inlet pipeline, a corresponding proportional valve and a gas pressure sensor are arranged on each branch of the multi-way block so as to control the output flow through pressure, the output end of the multi-way block is connected with the solution reagent bottle of the corresponding branch through a gas pipeline, a capillary tube to be cleaned is arranged in the box body, two ends of the capillary tube to be cleaned are respectively connected with the solution reagent bottle end and the liquid outlet end, so that liquid in the solution reagent bottle is pressed into the cleaning pipeline through high-pressure air to clean, and the scheme is further provided with a temperature raising and lowering treatment function, so that the capillary tube with the inner diameter of less than 0.5mm is effectively cleaned, the cleaning efficiency is high, and the instrument detection capability is effectively ensured.
Description
Technical Field
The utility model belongs to the field of environment detection devices, and particularly relates to a capillary tube cleaning device.
Background
The gas chromatograph is an indispensable analysis monitoring tool for departments such as petrochemical industry, chemical industry and the like, and the gas chromatograph for the laboratory at present mainly uses a stainless steel capillary as a connecting passage to connect all parts such as a tested sample, carrier gas, fuel gas and the like to a detector. As a carrier, the capillary tube is used as a connecting passage, and has the characteristics of safety, good strength, high pressure resistance, certain current limiting and the like.
When the device is specifically used, because the pore diameter of the internal stainless steel capillary pipeline is smaller (about a few tenths of a millimeter), the device is not easy to clean, and the capillary is not cleaned, and is directly used after being obtained or is cleaned only by an ultrasonic cleaner; however, the ultrasonic cleaner cannot effectively treat oil stains, organic matters and particles in the pipe wall, so that the organic matters, the particles, reactive points and the like in the capillary cannot be effectively removed, the detection limit, the detection precision and the like of the instrument are affected, the final spectrogram is possibly misaligned, and the instrument loses the precision detection capability.
Disclosure of utility model
The utility model provides a targeted capillary cleaning device for cleaning capillaries with smaller inner diameters, which aims at solving the defects of capillary cleaning in the prior art and effectively ensuring the detection capability of gas chromatographic instruments.
The utility model is realized by adopting the following technical scheme: a capillary tube cleaning device comprises a box body, wherein a control panel and a switching power supply are arranged on the box body, one side of the box body is provided with an air inlet connected with an external high-pressure air source, a multi-way block and a solution reagent bottle, the other side of the box body is provided with a liquid outlet, and the solution reagent bottle is filled with cleaning agent; the air inlet is connected with the multi-way block through an air inlet pipeline, each branch of the multi-way block is provided with a corresponding proportional valve and a gas pressure sensor so as to control the output flow through pressure, thereby realizing control of cleaning of multiple paths or single-path capillaries, and the output end of the multi-way block is connected with the solution reagent bottle of the corresponding branch through the gas pipeline;
The cleaning device is characterized in that a first inner cavity connector connected with the solution reagent bottle through a pipeline and a second inner cavity connector connected with the liquid outlet are arranged in the box body, and a capillary tube to be cleaned is connected between the first inner cavity connector and the second inner cavity connector, so that the purpose that cleaning agent in the solution reagent bottle enters the capillary tube to be cleaned through high-pressure gas pressure is achieved.
Further, be equipped with the fan on the back lid of box, the inside of box is provided with high temperature heating pipe, and high temperature heating pipe and fan are connected with control panel's main control unit electricity, still are provided with the drip washing shower nozzle in the box, and one side of box is provided with the water pitcher, and the drip washing shower nozzle links to each other with the water pitcher, through the installation drip washing shower nozzle in the box, can wash stainless steel capillary outside, get rid of pipeline external pollution, cause inside or stainless steel pipe end pollution because of the outer tube wall is unclean when avoiding the installation pipeline.
Further, belt cleaning device still includes the ultrapure water reagent bottle, the output of multichannel piece links to each other with the ultrapure water reagent bottle that corresponds the branch road through the gas piping, and the liquid outlet end of ultrapure water reagent bottle links to each other with first inner chamber joint through the pipeline, splendid attire ultrapure water in the ultrapure water reagent bottle, to after the capillary washs to accomplishing, will according to the washing demand solution reagent bottle switch or replace the ultrapure water reagent bottle to adopt the same principle to wash through the ultrapure water to the capillary inside after wasing, in order to prevent that there is residual cleaner to remain at capillary inner wall influence detection effect.
Further, the inner cavity of the box body is coated by a heat-preserving and temperature-resistant material, so that the heating constant temperature capacity of the box body is ensured;
Further, the back of box is provided with the rotatory flexible motor of being connected with the back lid, and the back lid adopts the heat preservation lid design, opens or close the back lid through rotatory flexible motor's flexible, opens the back lid in order to assist the heat dissipation, and the inner chamber top of box is equipped with supplementary heat dissipation exhaust fan, increases inside heat dissipation ability.
Further, the opposite side of box still is provided with the waste liquid collection tank that links to each other with the liquid outlet, adopts the silica gel piece in the junction with the waste liquid collection tank, and the waste liquid collection tank adopts transparent glass material to supplementary observation liquid speed of naked eye also can confirm whether the waste liquid jar needs to be changed.
Furthermore, the first inner cavity connector and the second inner cavity connector are integrally sleeved with PEEK connectors, and the whole set of pipelines from high-pressure air entering from the air inlet to the waste liquid collecting tank are connected by stainless steel pipes and stainless steel sleeve connectors.
Compared with the prior art, the utility model has the advantages and positive effects that:
The scheme is used for carrying out operations such as water removal, oil removal, organic matter removal, high-temperature treatment and the like on the outside and the inside of the pipeline according to a combination mode of chemical treatment and physical treatment, and effectively solving the problems of organic matters, particulate matters and detected substance reaction active points of the outside and the inside pipeline. Meanwhile, the device has the advantages of higher cleaning efficiency, less reagent loss, simultaneous multipath, intelligent flow control and high-temperature pretreatment to remove the surface active points in the metal tube, and the device can meet the capillary requirements of no water, no oil, no organic matters and no active points in the environment detection equipment, and further ensure the precise detection capability of the instrument.
Drawings
FIG. 1 is a schematic view of an overall structure of a cleaning device according to an embodiment of the present utility model, in which a door is opened;
Fig. 2 is a schematic structural view of a cleaning device according to an embodiment of the present utility model after a side cover is detached;
FIG. 3 is a schematic diagram showing a front structure of a cleaning device according to an embodiment of the present utility model when a door is opened;
FIG. 4 is a schematic top view of a cleaning device according to an embodiment of the present utility model;
FIG. 5 is a schematic side view of a cleaning device according to an embodiment of the present utility model;
Wherein, 1, the box body; 2. a solution reagent bottle; 3. an air inlet; 4. a water tank; 5. a control panel; 6. a capillary tube; 7. a gas pressure sensor; 8. a gas five-way block; 9. an air intake line; 10. a proportional valve; 11. a high temperature heating pipe; 12. rinsing the spray head; 13. a fan; 14. a rear cover; 15. a switching power supply; 16. a rotary telescopic motor; 17. a waste liquid collection tank.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more readily understood, a further description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments disclosed below.
The embodiment provides a capillary tube cleaning device, considering that the inner diameter of a treated capillary tube is less than 0.5mm, the resistance is very large, and the used treatment reagent has strong acid and strong alkali, the mode that high-pressure gas presses liquid to enter the cleaning pipeline is innovatively adopted in the embodiment. As shown in fig. 1 and 2, the cleaning device comprises a box body 1, a control panel 5 and a switch power supply 15 are installed on the box body 1, an air inlet 3, a multi-way block 8 and a solution reagent bottle 2 are arranged on one side of the box body 1, a liquid outlet and a waste liquid collecting tank 17 are arranged on the other side of the box body 1, the air inlet 3 is connected with an external high-pressure air source, the air inlet 3 is connected with the multi-way block 8 through an air inlet pipeline, a corresponding proportional valve 10 and a gas pressure sensor 7 are arranged on each branch of the multi-way block 8, so that the output flow is controlled through pressure, the output end of the multi-way block 8 is connected with a solution reagent bottle 2 of a corresponding branch through a gas pipeline, the output end of the solution reagent bottle 2 is connected with a first inner cavity joint in the box body 1, the waste liquid collecting tank 17 is connected with a second inner cavity joint in the box body 1, and a capillary tube 6 to be cleaned is arranged in the box body 1, and two ends of the capillary tube 6 to be cleaned are respectively connected with the first inner cavity joint and the second inner cavity joint, and the purpose of cleaning the liquid in the solution reagent bottle 2 through the high-pressure air pressure is achieved.
A fan 13 is arranged on the rear cover of the box body 1, a high-temperature heating pipe 11 and a leaching spray head 12 are arranged in the box body 1, a water tank 4 is arranged on one side of the box body 1, a leaching function is provided through a high-pressure water pump, the leaching spray head 12 is connected with the water tank 4, the high-temperature heating pipe 11 and the fan 13 are electrically connected with a main controller of the control panel 5, in addition, a rotary telescopic motor 16 connected with the rear cover is arranged on the back surface of the box body 1, the rear cover adopts a heat preservation cover design, and the rear cover can be opened or closed through the rotary telescopic motor 16. According to the embodiment, the leaching spray head is arranged in the box body 1, so that the stainless steel capillary tube can be cleaned, the external pollution of a pipeline is removed, and the pollution of the interior or the end of the stainless steel tube caused by unclean outer tube wall during the pipeline installation is avoided. The inner cavity of the whole box body 1 is coated by heat-preserving and temperature-resistant materials, so that the heating constant temperature capacity of the box body is guaranteed, and two auxiliary heat dissipation and exhaust fans are arranged at the top of the inner cavity of the box body 1, so that the internal heat dissipation capacity is improved.
In addition, belt cleaning device still includes the ultrapure water reagent bottle, the output of multichannel piece 8 links to each other with the ultrapure water reagent bottle of corresponding branch road through the gas piping, and the liquid outlet end of ultrapure water reagent bottle links to each other through pipeline and first inner chamber joint, splendid attire ultrapure water in the ultrapure water reagent bottle, to after the capillary washs to accomplishing, will according to the washing demand solution reagent bottle switch or replace the ultrapure water reagent bottle to adopt the same principle to wash through the ultrapure water to the capillary inside after wasing, in order to prevent that there is residual cleaner to remain at capillary inner wall influence detection effect.
In this embodiment, the specific cleaning principle is described by taking the simultaneous cleaning of five capillaries as an example, that is, the multi-pass block 8 adopts a five-pass block, and the multi-pass block aims to enable multi-pass parallel cleaning or single-pass cleaning, and at the same time, the flow is precisely controlled, so that the test solution is saved, and of course, more passages can be set as required during specific design or operation.
Firstly, stainless steel pipe that connects the high-pressure air supply passes through stainless steel cutting ferrule locking in air inlet 3, air inlet 3 passes through stainless steel air inlet line connection gas five-way valve, five-way piece promptly, gas five-way valve is according to needs and procedure setting automatic opening branch road, the branch road of gas five-way valve is connected to solution reagent bottle 2 through stainless steel pipe, solution reagent bottle 2 inside interpolation relevant cleaning solvent, solution reagent bottle 2's liquid outlet passes through stainless steel joint connection stainless steel pipe to the inner chamber right side corresponds on five first inner chamber joints, first inner chamber joint adopts stainless steel cutting ferrule joint and locks, the capillary that needs to wash is packed into the washing inner chamber through integrative cutting ferrule PEEK joint connection, right side is connected to right side first inner chamber joint, the left side is connected to left side second inner chamber joint, go out stainless steel pipe from the left side and be connected to the waste liquid collecting vessel (stainless steel cutting ferrule locking), the washing pipeline ends, this embodiment is through the five-way piece of high-pressure inlet end entering gas, gas five-way piece has proportional valve (through pressure control output) and pressure sensor control flow, finally reach the output flow of required washing pipeline, moreover, the side joint box 17 is connected with waste liquid collecting vessel and waste liquid and the dangerous environmental pollution is avoided taking place through the collecting vessel 17. The stainless steel tube connected with the waste liquid collecting tank (made of glass) goes deep into the tank to an observable place so as to assist naked eyes in observing the liquid outlet speed, and whether the waste liquid tank needs to be replaced can also be confirmed.
The reagent can remain in the cleaned capillary, at this time, the solution reagent bottle can be replaced by the ultrapure water reagent bottle, the ultrapure water is pressed into the pipeline by adopting the same principle to flush the capillary so as to remove the residual reagent in the pipeline, in addition, in order to eliminate partial active points in the pipeline wall by aging treatment on the whole pipeline, the temperature of the inner cavity of the box body needs to be raised, and in order to improve the batch treatment efficiency after the temperature is raised, the inner cavity of the box body needs to be cooled. Specifically, in the temperature rising stage: the operation control panel controls the starting of the internal high-temperature heating pipe 11 for heating, and simultaneously, the internal fan 13 is started, so that the heat is rapidly and uniformly diffused in the whole inner cavity space of the box body until the set temperature (about 250 ℃). In the cooling stage: when the high-temperature pretreatment step is finished, the operation control panel controls the rotary telescopic motor to open the rear cover, meanwhile, the fan 13 opens the direct-blowing internal pipeline, the leaching spray head 12 is also set to be opened to assist in cooling when the temperature is reduced to below 100 ℃, and finally, the rapid cooling is realized. So as to quicken the cooling time and improve the batch processing efficiency.
In this embodiment, install and connect the pipeline that needs abluent in the box 1 inner chamber, first inner chamber connects and second inner chamber connects and adopts integral type cutting ferrule PEEK to connect, and the both ends of capillary 6 connect with the device through integral type cutting ferrule PEEK, and the corrosion-resistant ability of PEEK material is strong, and the leakproofness is also better, compares stainless steel material in addition can install fast, dismantle conveniently, the operation of being convenient for can not warp and can't dismantle because of the head end conical surface. In addition, except that the connection part of the capillary tube and the equipment adopts a PEEK connector, the whole set of pipelines from the internal high-pressure gas to the waste liquid collecting tank are connected by adopting stainless steel tubes and stainless steel cutting ferrule connectors, the stainless steel metal cutting ferrule is firmly locked, acid-base resistant and high-pressure resistant, the safety is high, the connection connectors of the cleaned pipelines in the inner cavity need to be frequently disassembled, and the rest can be permanently fastened.
The present invention is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present invention without departing from the technical content of the present invention still belong to the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a capillary belt cleaning device, includes box (1), installs control panel (5) and switching power supply (15) on box (1), its characterized in that: one side of the box body (1) is provided with an air inlet (3) connected with an external high-pressure air source, a multi-way block (8) and a solution reagent bottle (2), the other side of the box body (1) is provided with a liquid outlet, and the solution reagent bottle (2) is internally filled with cleaning agent;
The air inlet (3) is connected with the multi-way block (8) through an air inlet pipeline, each branch of the multi-way block (8) is provided with a corresponding proportional valve (10) and a gas pressure sensor (7) so as to control the output flow through pressure, and the output end of the multi-way block (8) is connected with the solution reagent bottle (2) of the corresponding branch through the gas pipeline;
The device is characterized in that a first inner cavity connector connected with the solution reagent bottle (2) through a pipeline and a second inner cavity connector connected with the liquid outlet are arranged in the box body (1), and a capillary tube (6) to be cleaned is connected between the first inner cavity connector and the second inner cavity connector.
2. The capillary cleaning device according to claim 1, wherein: a fan (13) is arranged on the rear cover of the box body (1), a high-temperature heating pipe (11) is arranged in the box body (1), and the high-temperature heating pipe (11) and the fan (13) are electrically connected with a main controller of the control panel (5).
3. The capillary cleaning device according to claim 2, wherein: the novel shower box is characterized in that a shower nozzle (12) is further arranged in the box body (1), a water tank (4) is arranged on one side of the box body (1), and the shower nozzle (12) is connected with the water tank (4).
4. The capillary cleaning device according to claim 2, wherein: the back of the box body (1) is provided with a rotary telescopic motor (16) connected with a rear cover, the rear cover adopts a heat preservation cover design, and the rear cover is opened or closed through the telescopic of the rotary telescopic motor (16).
5. The capillary cleaning device according to claim 1, wherein: the cleaning device further comprises an ultrapure water reagent bottle, the output end of the multi-way block (8) is connected with the ultrapure water reagent bottle of the corresponding branch circuit through a gas pipeline, the ultrapure water reagent bottle is filled with ultrapure water, and the liquid outlet end of the ultrapure water reagent bottle is connected with the first inner cavity joint through a pipeline.
6. The capillary cleaning device according to claim 1, wherein: the other side of the box body (1) is also provided with a waste liquid collecting tank (17) connected with a liquid outlet, and a silica gel piece is adopted at the joint of the waste liquid collecting tank (17).
7. The capillary cleaning device according to claim 6, wherein: the waste liquid collecting tank (17) is made of transparent glass.
8. The capillary cleaning device according to claim 1, wherein: the first inner cavity connector and the second inner cavity connector are integrally sleeved with PEEK connectors, and the whole set of pipelines from the air inlet to the waste liquid collecting tank are connected through stainless steel pipes and stainless steel sleeve connectors.
9. The capillary cleaning device according to claim 1, wherein: an auxiliary heat dissipation exhaust fan is arranged at the top of the inner cavity of the box body (1).
10. The capillary cleaning device according to claim 1, wherein: the inner cavity of the box body (1) is coated by a heat-preserving and temperature-resistant material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322705484.7U CN221017772U (en) | 2023-10-09 | 2023-10-09 | Capillary tube cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322705484.7U CN221017772U (en) | 2023-10-09 | 2023-10-09 | Capillary tube cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221017772U true CN221017772U (en) | 2024-05-28 |
Family
ID=91190246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322705484.7U Active CN221017772U (en) | 2023-10-09 | 2023-10-09 | Capillary tube cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221017772U (en) |
-
2023
- 2023-10-09 CN CN202322705484.7U patent/CN221017772U/en active Active
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