CN212157852U - Rapid cooling structure for column box of gas chromatograph - Google Patents
Rapid cooling structure for column box of gas chromatograph Download PDFInfo
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- CN212157852U CN212157852U CN202020717296.XU CN202020717296U CN212157852U CN 212157852 U CN212157852 U CN 212157852U CN 202020717296 U CN202020717296 U CN 202020717296U CN 212157852 U CN212157852 U CN 212157852U
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- box
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- gas chromatograph
- cooling structure
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- 238000001816 cooling Methods 0.000 title claims abstract description 18
- 238000011084 recovery Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 125000003003 spiro group Chemical group 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 21
- 239000002918 waste heat Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract 1
- 238000005192 partition Methods 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a fast cooling structure of a gas chromatograph column box, which relates to the technical field of gas chromatographs and comprises a box body, wherein a baffle is arranged below the inside of the box body, the top of the baffle is fixed with the column box, one side of the box body is provided with an air inlet, a machine box is also arranged at the position, close to the air inlet, of the bottom inside the box body, the inside of the machine box is fixed with a fan through a fixing frame, one end of the machine box, opposite to the air inlet, is connected with a wind collecting cover, and meanwhile, two sides of the machine box are both provided with vents which are distributed equidistantly along the vertical direction, the utility model can realize the recovery of heat generated when the column box works through the arrangement of a heat recovery device, thereby achieving the purpose of waste heat recovery, effectively avoiding the discharge of hot gas from causing secondary pollution to the air, and improving the utilization ratio, resource waste is avoided, and the device is more energy-saving and environment-friendly.
Description
Technical Field
The utility model belongs to the technical field of gas chromatograph, concretely relates to gas chromatograph column case rapid cooling structure.
Background
The principle of the gas chromatograph is that the difference of boiling point, polarity and adsorption property of the material is mainly used to realize the separation of mixture, the sample to be analyzed is gasified in a gasification chamber and then is carried into a chromatographic column by inert gas, the column contains liquid or solid fixed phase, and each component in the sample tends to form distribution or adsorption equilibrium between the mobile phase and the fixed phase. Generally, when a gas chromatograph is used, the gas chromatograph generates a large amount of temperature, and at the moment, a fast cooling device for a column oven of the gas chromatograph is needed to quickly cool the gas chromatograph for subsequent use.
But the gas chromatograph column case rapid cooling structure on the existing market has the defect in the use, if: the existing cooling structure is not provided with a waste heat recovery device, heat generated by the column box can not be recovered, hot air of the column box is directly discharged, secondary pollution is easily caused to air, the resource utilization rate is low, the energy conservation and the environmental protection of the cooling structure are not facilitated, in addition, the external air can not be filtered, when the fan attracts the external air, dust is easily accumulated in the fan, the fan is damaged, and the normal use of the fan is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas chromatograph column case rapid cooling structure to the heat that can not produce the column case that provides in solving above-mentioned background art is retrieved, in addition, can not filter the outside air, leads to the inside problem of collecting up the dust easily of fan.
In order to achieve the above object, the utility model provides a following technical scheme: a rapid cooling structure for a gas chromatograph column box comprises a box body, wherein a partition plate is installed below the interior of the box body, the top of the partition plate is fixedly provided with the column box, one side of the box body is provided with an air inlet, a machine box is further installed at the position, close to the air inlet, of the bottom of the interior of the box body, the interior of the machine box is fixedly provided with a fan through a fixing frame, one end, opposite to the air inlet, of the machine box is connected with a wind collecting cover, meanwhile, two sides of the machine box are respectively provided with ventilation openings which are distributed equidistantly along the vertical direction, the bottom of the interior of the box body is further provided with a condenser, one end of the condenser is connected with the wind collecting cover through a pipeline, the other end of the condenser is connected with the column box through a wind conveying pipe, the top of the partition plate, positioned at one side of the column box, is further fixedly provided, the front surface of the box body is also provided with a control switch.
Preferably, the heat recovery device comprises a shell, a heat conduction pipe is installed inside the shell, a water inlet valve and a water drain valve are symmetrically installed at the top end of the shell, and the water inlet valve and the water drain valve are respectively connected with two ends of the heat conduction pipe.
Preferably, the fixed plate is further inserted into the air inlet, four sliding blocks distributed in an annular array are mounted on the outer circumferential surface of the fixed plate, sliding grooves corresponding to the four sliding blocks one to one are further formed in the inner wall of the air inlet, a filter screen is fixed inside the fixed plate, a sliding structure is formed between the sliding blocks and the sliding grooves, and a locking screw penetrating through the inside of the sliding blocks is further screwed on the outer wall of the box body.
Preferably, the end, located outside the box body, of the locking screw is further provided with a screwing rod, and arc grooves are formed in two sides of the screwing rod.
Preferably, the corners of the slider opposite to one end of the fixed plate are all transited by arc chamfers to form arc parts with smooth surface walls.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a heat recovery device's setting can realize retrieving the heat that the column box during operation produced to reach waste heat recovery's purpose, can effectually avoid steam to discharge and cause secondary pollution to the air, and improved the utilization ratio of resource, avoided the wasting of resources, make the device energy-concerving and environment-protective more.
(2) The utility model can filter the air sucked by the fan through the fixed plate and the filter screen inside the fixed plate, and can effectively filter the dust mixed in the air, so as to avoid the damage of the fan caused by the dust accumulated inside the fan and help to prolong the service life of the fan;
(3) the utility model discloses a quick assembly disassembly of filter screen can be realized to slider, spout and locking screw's setting to in the periodic cleaning of filter screen, the filter effect of effectual assurance filter screen, the filter of the filter screen of further being convenient for to the air.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an external view of the present invention;
fig. 3 is a side view of the fixing plate of the present invention;
fig. 4 is a schematic view of the internal structure of the heat recovery device of the present invention;
FIG. 5 is an enlarged view taken at A in FIG. 1;
FIG. 6 is an enlarged view of FIG. 2 at B;
in the figure: 1-a box body; 2-air inlet; 3, fixing a plate; 4-a chute; 5, locking a screw rod; 6-a slide block; 7-a fan; 8-a case; 9-wind collecting cover; 10-air delivery pipe; 11-a condenser; 12-a separator; 13-a heat recovery device; 14-an exhaust pipe; 15-a drain valve; 16-a water inlet valve; 17-column box; 18-a control switch; 19-a filter screen; 20-a heat conducting pipe; 21-a vent; 22-screw rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a column box rapid cooling structure of a gas chromatograph comprises a box body 1, a partition plate 12 is installed below the inner portion of the box body 1, a column box 17 is fixed at the top of the partition plate 12, an air inlet 2 is formed in one side of the box body 1, a box 8 is further installed at the position, close to the air inlet 2, of the bottom of the inner portion of the box body 1, a fan 7 is fixed inside the box 8 through a fixing frame, a wind collecting cover 9 is connected to one end, opposite to the air inlet 2, of the box 8, meanwhile, ventilation openings 21 are formed in the two sides of the box 8 and are distributed at equal intervals in the vertical direction, a condenser 11 is further installed at the bottom of the inner portion of the box body 1, the condenser 11 is CN201821841477.2 in patent number, the condenser disclosed in the patent document of a column box rapid cooling device of the gas chromatograph is structurally and technically characterized in that the structure and principle are the prior art, one end of the condenser 11 is connected with the, a heat recovery device 13 is fixed on the top of the partition 12 and on one side of the column box 17 through a bracket, one side of the heat recovery device 13 is connected with the column box 17 through a pipeline, the other side of the heat recovery device 13 is connected with an exhaust pipe 14 outside the box 1, a control switch 18 is also installed on the front surface of the box 1, the fan 7 is electrically connected with the control switch 18, the heat recovery device 13 comprises a shell, a heat pipe 20 is installed inside the shell, a water inlet valve 16 and a water discharge valve 15 are symmetrically installed on the top end of the shell, the water inlet valve 16 and the water discharge valve 15 are respectively connected with two ends of the heat pipe 20, the water inlet valve 16 and the water discharge valve 15 are electrically operated, the water inlet valve 16 and the water discharge valve 15 are electrically connected with the control switch 18, when the hot gas generated inside the column box 17 is conveyed to the inside of the heat recovery device 13 through, make outside cold water pour into heat pipe 20 into, when hot gas flows into heat recovery unit 13 inside, heat pipe 20 will conduct to cold water in, cold water absorbs the heat, form hot water, the user opens drain valve 15 through control switch 18 this moment, discharge hot water, for the use, thereby realize the heat recovery that the column box 17 during operation produced, the effectual hot gas that has avoided discharges and causes secondary pollution to the air, and improved the utilization ratio of resource, make the device more energy-concerving and environment-protective.
Specifically, a fixing plate 3 is further inserted into the air inlet 2, four sliders 6 distributed in an annular array are mounted on the outer circumferential surface of the fixing plate 3, meanwhile, sliding grooves 4 corresponding to the four sliders 6 one by one are further formed in the inner wall of the air inlet 2, a filter screen 19 is fixed inside the fixing plate 3, a sliding structure is formed between the sliders 6 and the sliding grooves 4, a locking screw 5 penetrating through the inside of the sliders 6 is further screwed on the outer wall of the box body 1, when the filter screen 19 needs to be cleaned, a user can screw the locking screw 5 out through a screwing rod 22, pull the fixing plate 3 inside the air inlet 2 to pull the fixing plate 3 out in a sliding manner under the action of the sliders 6 and the sliding grooves 4, then clean the filter screen 19 on the fixing plate 3, after cleaning, the user can slide the fixing plate 3 into the air inlet 2 through the sliders 6 and the sliding grooves 4 and screw the locking screw 5 in through the screwing rod 22, so as to clamp and fix the sliding block 6 and the sliding groove 4, thereby fixing the fixing plate 3 and realizing the cleaning of the filter screen 19.
It should be noted that the end of the locking screw 5 located outside the box 1 is further provided with a screwing rod 22, and both sides of the screwing rod 22 are provided with arc grooves, so that a user can conveniently screw the locking screw 5.
Furthermore, the opposite corners of the sliding block 6 relative to one end of the fixed plate 3 are all transited by arc chamfers to form smooth arc parts on the surface wall, so that the sliding block 6 can slide along the inside of the sliding groove 4.
The utility model discloses a theory of operation and use flow: when the utility model is used, a user switches on the power supply and respectively switches on the water inlet valve 16 and the water discharge valve 15 with an external pipeline, then in the working process of the column box 17 in the box body 1, the user can open the fan 7 through the control switch 18 to enable the fan 7 to work and suck external air from the air inlet 2, at the moment, the filter screen 19 in the fixed plate 3 in the air inlet 2 filters the air to remove dust in the air, then the air is sucked through the vent 21 and the air collecting cover 9 on the case 8 and then is conveyed into the condenser 11 through the pipeline, the condenser 11 cools the air, the cooled air is conveyed into the column box 17 through the air conveying pipe 10 to cool the column box 17, hot air generated in the column box 17 is conveyed into the heat recovery device 13 through the pipeline, at the moment, the user can open the water inlet valve 16 through the control switch 18, so that the external cold water is injected into the heat conduction pipe 20, when the hot gas flows into the heat recovery device 13, the heat conduction pipe 20 conducts into the cold water, the cold water absorbs the heat to form hot water, at this time, the user opens the drain valve 15 through the control switch 18 to discharge the hot water for use, thereby realizing the heat recovery generated when the column box 17 works, after the heat recovery, the gas is discharged through the exhaust pipe 14, so as to circulate, and realize the rapid cooling of the column box 17, when the filter screen 19 needs to be cleaned, the user can unscrew the locking screw rod 5 through the screwing rod 22, pull the fixing plate 3 inside the air inlet 2, so as to slide and pull the fixing plate 3 under the action of the slide block 6 and the chute 4, then clean the filter screen 19 on the fixing plate 3, after cleaning, the user can slide and insert the fixing plate 3 into the air inlet 2 through the slide block 6 and the chute 4, and screw the locking screw rod 5 through the screwing rod 22, so as to clamp and fix the sliding block 6 and the sliding groove 4, thereby fixing the fixing plate 3 and realizing the cleaning of the filter screen 19.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a gas chromatograph column case rapid cooling structure which characterized in that: including box (1), baffle (12) are installed to the inside below of box (1), and the top of baffle (12) is fixed with column case (17), air intake (2) have been seted up to one side of box (1), and box (1) inside bottom is close to air intake (2) department and still installs quick-witted case (8), the inside of machine case (8) is fixed with fan (7) through the mount, and quick-witted case (8) are connected with air-collecting cover (9) for the one end of air intake (2), simultaneously vent (21) along vertical direction equidistance distribution are all seted up to the both sides of machine case (8), condenser (11) are still installed to the inside bottom of box (1), and the one end of condenser (11) is connected with air-collecting cover (9) through the pipeline, still is connected with defeated tuber pipe (10) between the other end and column case (17), the top of baffle (12) and the one side that is located column case (17) still are fixed with heat recovery unit (17) through the 13) One side of the heat recovery device (13) is connected with the column box (17) through a pipeline, the other side of the heat recovery device (13) is further connected with an exhaust pipe (14) located outside the box body (1), and a control switch (18) is further installed on the front surface of the box body (1).
2. The rapid cooling structure of the gas chromatograph column box according to claim 1, characterized in that: the heat recovery device (13) comprises a shell, wherein a heat conduction pipe (20) is installed inside the shell, a water inlet valve (16) and a water drain valve (15) are symmetrically installed at the top end of the shell, and meanwhile the water inlet valve (16) and the water drain valve (15) are respectively connected with two ends of the heat conduction pipe (20).
3. The rapid cooling structure of the gas chromatograph column box according to claim 1, characterized in that: fixed plate (3) are still inserted to the inside of air intake (2), and the outer periphery of fixed plate (3) installs four sliders (6) that are the annular array and distribute, simultaneously spout (4) with four slider (6) one-to-one are still seted up to the inner wall of air intake (2), the inside of fixed plate (3) is fixed with filter screen (19), constitute sliding structure between slider (6) and spout (4), the outer wall of box (1) still spiro union has locking screw (5) of running through slider (6) inside.
4. The rapid cooling structure of a gas chromatograph column box according to claim 3, characterized in that: the locking screw (5) is located the outside one end of box (1) and still installs and revolve wrong pole (22), and revolves the both sides of revolving wrong pole (22) and all seted up the arc groove.
5. The rapid cooling structure of a gas chromatograph column box according to claim 3, characterized in that: the opposite corners of the sliding block (6) relative to one end of the fixed plate (3) are in arc chamfer transition to form arc parts with smooth surface walls.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020717296.XU CN212157852U (en) | 2020-05-06 | 2020-05-06 | Rapid cooling structure for column box of gas chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020717296.XU CN212157852U (en) | 2020-05-06 | 2020-05-06 | Rapid cooling structure for column box of gas chromatograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212157852U true CN212157852U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020717296.XU Expired - Fee Related CN212157852U (en) | 2020-05-06 | 2020-05-06 | Rapid cooling structure for column box of gas chromatograph |
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| Country | Link |
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| CN (1) | CN212157852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114813996A (en) * | 2022-03-23 | 2022-07-29 | 广东德立科技发展有限公司 | Gas chromatography-single quadrupole mass spectrometer and control method thereof |
-
2020
- 2020-05-06 CN CN202020717296.XU patent/CN212157852U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114813996A (en) * | 2022-03-23 | 2022-07-29 | 广东德立科技发展有限公司 | Gas chromatography-single quadrupole mass spectrometer and control method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 |
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| CF01 | Termination of patent right due to non-payment of annual fee |