CN208905978U - A kind of gas chromatograph sampling filter - Google Patents
A kind of gas chromatograph sampling filter Download PDFInfo
- Publication number
- CN208905978U CN208905978U CN201821009154.7U CN201821009154U CN208905978U CN 208905978 U CN208905978 U CN 208905978U CN 201821009154 U CN201821009154 U CN 201821009154U CN 208905978 U CN208905978 U CN 208905978U
- Authority
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- China
- Prior art keywords
- fixedly connected
- fixture block
- plate
- rose box
- connecting rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 19
- 241000220317 Rosa Species 0.000 claims abstract description 30
- 238000001914 filtration Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 12
- 230000001954 sterilising effect Effects 0.000 claims abstract description 10
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims description 13
- 239000000706 filtrate Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 47
- 239000011343 solid material Substances 0.000 description 16
- 239000007787 solid Substances 0.000 description 8
- 239000000428 dust Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005526 G1 to G0 transition Effects 0.000 description 3
- 239000012159 carrier gas Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- -1 Phthalate ester Chemical class 0.000 description 1
- 238000000944 Soxhlet extraction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009298 carbon filtering Methods 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002414 normal-phase solid-phase extraction Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 238000000899 pressurised-fluid extraction Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004016 soil organic matter Substances 0.000 description 1
- 238000002470 solid-phase micro-extraction Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000002336 sorption--desorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000000194 supercritical-fluid extraction Methods 0.000 description 1
- 238000002137 ultrasound extraction Methods 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of gas chromatograph sampling filters, it is related to sample technical field, specially a kind of gas chromatograph sampling filter, including Rose Box and fixture block connecting rod, case lid is connected through hinge activity at the top of the Rose Box, the inner bottom wall of the Rose Box is fixedly connected with conveyor belt support, is fixedly connected with motor at the top of the conveyor belt support, the output end of the motor is fixedly connected with conveyer belt, and the two sides of the conveyer belt are provided with conveyer belt baffle.The gas chromatograph sampling filter, pass through the setting of fixture block connecting rod, fixture block shaft, fixture block and spring, replace the dustproof filter plate inside plugboard trough, active carbon filter plate, sterilization plate, air purifying plate and water sucting plate convenient, and pass through the filter plate inside replacement plugboard trough, the filtering of liquid can also be carried out, to achieve the purpose that be convenient for changing.
Description
Technical field
The utility model relates to sample filtering technical field, specially a kind of gas chromatograph sampling filter.
Background technique
Gas chromatograph, refers to the chromatography instrument for using gas as mobile phase, and principle mainly utilizes substance
Boiling point and polarity and the difference of adsorption property realize the separation of mixture, and sample to be analysed is after vaporizer gasification by inert gas
(i.e. carrier gas, also known as mobile phase) is brought into chromatographic column, and liquid or solid stationary phase is contained in column, and each component tends in sample
Distribution or adsorption equilibrium are formed between mobile phase and stationary phase, with the flowing of carrier gas, sample component carries out instead during exercise
Multiple multiple distribution or adsorption-desorption distribute the big component of concentration in carrier gas and first flow out chromatographic column, and distribute in stationary phase
It is flowed out after the big component of concentration, group is measured after distributing chromatographic column into detector, and gas chromatograph is generally used for analyzing
Heat in Soil is stable and boiling point is no more than 500 degree of organic matter, as volatile organic matter, organochlorine, organic phosphorus, polycyclic aromatic hydrocarbon and
Phthalate ester etc. has many advantages, such as quick, effective and high sensitivity, plays a significant role in soil organic matter research, therefore soil
Earth sample needs to extract determinand in certain solvent by certain pre-treating method before analysis, common pre-treatment side
Method has soxhlet extraction, ultrasonic extraction, mechanical shaking extraction method and microwave loss mechanisms etc., and furthermore some emerging pre-treating methods are such as
Solid phase extraction, Solid-phase Microextraction, accelerated solvent extraction are followed the example of also just to be used widely with supercritical extraction etc., but sample
Need to filter out the dust of the impurity and appearance in sample into gas chromatograph, but the presently used filter having has structure
The shortcomings that complexity, cost are high and cannot replace.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of gas chromatograph sampling filter, solves
State the problem of proposing in background technique.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of gas chromatograph sampling
Filter, including Rose Box and fixture block connecting rod have been connected through hinge activity case lid, the filtering at the top of the Rose Box
The inner bottom wall of case is fixedly connected with conveyor belt support, and motor is fixedly connected at the top of the conveyor belt support, the motor
Output end is fixedly connected with conveyer belt, and the two sides of the conveyer belt are provided with conveyer belt baffle, Rose Box inner bottom wall position
The first delivery board is fixedly connected on the left of conveyor belt support, the side that the Rose Box inner bottom wall is located at roller is fixedly connected
There is the second delivery board, the lower surface of the Rose Box is fixedly connected with delivery pipe, and the side of the Rose Box is fixedly connected with gas
Body screen pipe connecting rod, the side of the gas filter tube connecting rod are fixedly connected with gas filter tube, the gas filter tube
Inside offer filtrate chamber, the filtrate chamber is internally provided with filtering frid, and the surface of the filtering frid opens up
There is plugboard trough, fixture block shaft is connected on the left of the fixture block connecting rod, the fixture block shaft is far from fixture block connecting rod
Side is connected with fixture block, and the outer surface of the fixture block is fixedly connected with spring, and the upper surface of the filtering frid offers
Fixture block groove.
Optionally, the side that the Rose Box inner bottom wall is located at conveyor belt support is provided with air pump, the appearance of the air pump
Face is fixedly connected with appendix, and the outer surface thread of the appendix is connected with jet thrust.
Optionally, the inner wall of the Rose Box is fixedly connected with Rolling motor, and the output end of the Rolling motor is fixed to be connected
It is connected to belt fast pulley, the outer surface of the belt fast pulley is socketed with belt.
Optionally, the side of the belt is socketed in the outer surface of cylinder wheel, and the side of the cylinder wheel is fixedly connected with
Roller connecting rod, the side of the roller connecting rod are fixedly connected with roller, and the outer surface of the roller is pasted with hairbrush.
Optionally, the quantity of the plugboard trough is five, and the inside of five plugboard troughs is respectively arranged with dustproof filter
Plate, active carbon filter plate, sterilization plate, air purifying plate and water sucting plate.
Optionally, the top movable of the gas filter tube is connected with cover board, the dustproof filter plate, active carbon filtering
Plate, the two sides for sterilizing plate, air purifying plate and water sucting plate are fixedly connected to fixture block connecting rod.
(3) beneficial effect
The utility model provides a kind of gas chromatograph sampling filter, have it is following the utility model has the advantages that
1, the gas chromatograph sampling filter, passes through motor, conveyer belt, conveyer belt baffle, jet thrust, roller and hairbrush
Setting, by the way that solid material to be placed on to the surface of conveyer belt, starting motor makes conveyer belt conveying solid substance material, and conveyer belt exists
During conveying solid substance material, it is clear by solid material progress dust of the jet thrust ejection to conveyor belt surface that air pump generates gas
It removes, solid material is transported at the first delivery board by conveyer belt, and solid material slides from the surface of the first delivery board to roller
Inside starts Rolling motor, and Rolling motor rotates roller by belt, carries out to the outer surface of solid material further clear
It is clean, it cleans solid material preferably before entering gas chromatograph, reduces the influence because of dust impurity to final result,
To achieve the purpose that more preferable cleaning solid material.
2, the gas chromatograph sampling filter is filtered by filtrate chamber, filtering frid, dustproof filter plate, active carbon
Plate, sterilize plate, air purifying plate and water sucting plate setting, will enter gas filter tube gas preferably filtered, make by
The gas of detection is preferably filtered before entering gas chromatograph, cleans the gas entered more, is reduced because in gas
Influence of the impurity to final detection result, to achieve the purpose that filter gas, by fixture block connecting rod, fixture block shaft,
The setting of fixture block and spring makes dustproof filter plate, active carbon filter plate, sterilization plate, air purifying plate and suction inside plugboard trough
The replacement of water plate is convenient, and by the filter plate inside replacement plugboard trough, the filtering of liquid can also be carried out, to reach side
Just the purpose replaced.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model gas filter tube structural schematic diagram；
Fig. 3 is the utility model gas filter tube overlooking structure diagram；
Fig. 4 is the utility model fixture block structural schematic diagram；
Fig. 5 is the utility model Rolling motor structural schematic diagram.
In figure: 1- Rose Box, 2- case lid, 3- conveyor belt support, 4- motor, 5- conveyer belt, 6- conveyer belt baffle, 7- gas
Pump, 8- appendix, 9- jet thrust, the first delivery board of 10-, 11- Rolling motor, 12- belt fast pulley, 13- belt, 14- roller
Wheel, the connection of 15- roller connecting rod, 16- roller, 17- hairbrush, the second delivery board of 18-, 19- delivery pipe, 20- gas filter tube
Bar, 21- gas filter tube, 22- filtrate chamber, 23- filter frid, 24- plugboard trough, 25- dustproof filter plate, 26- active carbon mistake
Filter plate, 27- sterilize plate, 28- air purifying plate, 29- water sucting plate, 30- cover board, 31- fixture block connecting rod, 32- fixture block shaft, 33-
Fixture block, 34- spring, 35- fixture block groove.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Fig. 1 to Fig. 5 is please referred to, the utility model provides a kind of technical solution: a kind of gas chromatograph sampling filter, packet
Rose Box 1 and fixture block connecting rod 31 are included, the top of Rose Box 1 has been connected through hinge activity case lid 2, the inner bottom wall of Rose Box 1
It is fixedly connected with conveyor belt support 3, conveyor belt support 3 plays the role of support belt 5, and the top of conveyor belt support 3 is solid
Surely it is connected with motor 4, motor 4 plays the role of rotating conveyer belt 5, and the output end of motor 4 is fixedly connected with conveyer belt 5,
Duct tape 5 plays the role of conveying solid substance material, and the two sides of conveyer belt 5 are provided with conveyer belt baffle 6, conveyer belt baffle
6 play the role of preventing solid material from falling, and the side that 1 inner bottom wall of Rose Box is located at conveyor belt support 3 is provided with air pump 7,
The outer surface of air pump 7 is fixedly connected with appendix 8, and the outer surface thread of appendix 8 is connected with jet thrust 9, and jet thrust 9 plays
The effect of jet, the left side that 1 inner bottom wall of Rose Box is located at conveyor belt support 3 are fixedly connected with the first delivery board 10, Rose Box 1
Inner wall is fixedly connected with Rolling motor 11, and the output end of Rolling motor 11 is fixedly connected with belt fast pulley 12, belt fast pulley
12 outer surface is socketed with belt 13, and belt 13 plays the role of that roller 16 is driven to rotate, and the side of belt 13 is socketed in rolling
The outer surface of cylinder wheel 14, the side of cylinder wheel 14 are fixedly connected with roller connecting rod 15, and the side of roller connecting rod 15 is fixed to be connected
It is connected to roller 16, the outer surface of roller 16 is pasted with hairbrush 17, and hairbrush 17 plays cleaning solid material outer surface impurity dust
Effect, the side that 1 inner bottom wall of Rose Box is located at roller 16 is fixedly connected with the second delivery board 18, and the lower surface of Rose Box 1 is solid
Surely it is connected with delivery pipe 19, the side of Rose Box 1 is fixedly connected with gas filter tube connecting rod 20, gas filter tube connecting rod
20 side is fixedly connected with gas filter tube 21, and the inside of gas filter tube 21 offers filtrate chamber 22, filtrate chamber 22
Be internally provided with filtering frid 23, the surface of filtering frid 23 offers plugboard trough 24, and the quantity of plugboard trough 24 is five, five
The inside of a plugboard trough 24 is respectively arranged with dustproof filter plate 25, active carbon filter plate 26, sterilization plate 27,28 and of air purifying plate
Water sucting plate 29, five kinds of filter plates play the role of being filtered gas, and the top movable of gas filter tube 21 is connected with lid
Plate 30, dustproof filter plate 25, active carbon filter plate 26, sterilization plate 27, the two sides of air purifying plate 28 and water sucting plate 29 are fixed
It is connected with fixture block connecting rod 31, the left side of fixture block connecting rod 31 is connected with fixture block shaft 32, and fixture block shaft 32, which plays, to be made
The effect that fixture block 33 rotates, fixture block shaft 32 are connected with fixture block 33 far from the side of fixture block connecting rod 31, and fixture block 33 plays
The effect of detent, the outer surface of fixture block 33 are fixedly connected with spring 34, and the upper surface of filtering frid 23 offers fixture block groove 35.
A kind of optimal technical scheme as the utility model: the left side of fixture block connecting rod 31 is connected with fixture block shaft
32, fixture block shaft 32 is connected with fixture block 33 far from the side of fixture block connecting rod 31, and the outer surface of fixture block 33 is fixedly connected with
The upper surface of spring 34, filtering frid 23 offers fixture block groove 35, passes through fixture block connecting rod 31, fixture block shaft 32,33 and of fixture block
The setting of spring 34 makes dustproof filter plate 25, active carbon filter plate 26, sterilization plate 27, air purifying plate inside plugboard trough 24
28 and the replacement of water sucting plate 29 it is convenient, and by the filter plate inside replacement plugboard trough 24, the filtering of liquid can also be carried out, from
And achieve the purpose that be convenient for changing.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the gas chromatograph sampling filter, in use, by motor 4, conveyer belt 5, conveyer belt baffle 6,
The setting of jet thrust 9, roller 16 and hairbrush 17, by the way that solid material to be placed on to the surface of conveyer belt 5, starting motor 4 makes defeated
Send band 5 conveying solid substance material, for conveyer belt 5 during conveying solid substance material, air pump 7 generates gas by the ejection pair of jet thrust 9
The solid material on 5 surface of conveyer belt carries out dust removing, and solid material is transported at the first delivery board 10 by conveyer belt 5, solid
Material slides from the surface of the first delivery board 10 to the inside of roller 16, starts Rolling motor 11, and Rolling motor 11 passes through belt
13 rotate roller 16, are further cleaned to the outer surface of solid material, and solid material is made to enter gas chromatograph
Before preferably cleaned, influence because of dust impurity to final result is reduced, to reach more preferable cleaning solid material
Purpose passes through filtrate chamber 22, filtering frid 23, dustproof filter plate 25, active carbon filter plate 26, sterilization plate 27, air cleaning
The gas for entering gas filter tube 21 is preferably filtered, detected gas is made to exist by the setting of plate 28 and water sucting plate 29
It is preferably filtered before into gas chromatograph, cleans the gas entered more, reduced because the impurity in gas is to final
The influence of testing result passes through fixture block connecting rod 31, fixture block shaft 32,33 and of fixture block to achieve the purpose that filter gas
The setting of spring 34 makes dustproof filter plate 25, active carbon filter plate 26, sterilization plate 27, air purifying plate inside plugboard trough 24
28 and the replacement of water sucting plate 29 it is convenient, and by the filter plate inside replacement plugboard trough 24, the filtering of liquid can also be carried out, from
And achieve the purpose that be convenient for changing.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on the figure
Or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limit to the utility model
System.
In the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connects " installation "
Connect ", the terms such as " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, can be directly connected, can also can be inside two elements indirectly connected through an intermediary
The interaction relationship of connection or two elements.For the ordinary skill in the art, it can manage as the case may be
Solve the concrete meaning of above-mentioned term in the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
It should be noted that in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second spy
It can be that the first and second features directly contact or the first and second features are connect indirectly by intermediary "above" or "below" sign
Touching.Moreover, fisrt feature can be above the second feature " above ", " above " and " above " fisrt feature right above second feature or
Oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature second feature " under ", " lower section "
" following " can be fisrt feature and be directly under or diagonally below the second feature, or is merely representative of first feature horizontal height and is less than
Second feature.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of gas chromatograph sampling filter, including Rose Box (1) and fixture block connecting rod (31), it is characterised in that: described
It has been connected through hinge activity at the top of Rose Box (1) case lid (2), the inner bottom wall of the Rose Box (1) is fixedly connected with conveying
Belt supporting frame (3) is fixedly connected with motor (4) at the top of the conveyor belt support (3), and the output end of the motor (4) is fixed to be connected
It is connected to conveyer belt (5), the two sides of the conveyer belt (5) are provided with conveyer belt baffle (6), Rose Box (1) the inner bottom wall position
It is fixedly connected on the left of conveyor belt support (3) the first delivery board (10), Rose Box (1) inner bottom wall is located at roller (16)
Side be fixedly connected with the second delivery board (18), the lower surface of the Rose Box (1) is fixedly connected with delivery pipe (19), described
The side of Rose Box (1) is fixedly connected with gas filter tube connecting rod (20), the side of the gas filter tube connecting rod (20)
It is fixedly connected with gas filter tube (21), the inside of the gas filter tube (21) offers filtrate chamber (22), the filtering
Cavity (22) is internally provided with filtering frid (23), and the surface of filtering frid (23) offers plugboard trough (24), described
It is connected on the left of fixture block connecting rod (31) fixture block shaft (32), the fixture block shaft (32) is far from fixture block connecting rod (31)
Side be connected with fixture block (33), the outer surface of the fixture block (33) is fixedly connected with spring (34), the filtering frid
(23) upper surface offers fixture block groove (35).
2. a kind of gas chromatograph sampling filter according to claim 1, it is characterised in that: in the Rose Box (1)
The side that bottom wall is located at conveyor belt support (3) is provided with air pump (7), and the outer surface of the air pump (7) is fixedly connected with appendix
(8), the outer surface thread of the appendix (8) is connected with jet thrust (9).
3. a kind of gas chromatograph sampling filter according to claim 1, it is characterised in that: the Rose Box (1)
Inner wall is fixedly connected with Rolling motor (11), and the output end of the Rolling motor (11) is fixedly connected with belt fast pulley (12),
The outer surface of the belt fast pulley (12) is socketed with belt (13).
4. a kind of gas chromatograph sampling filter according to claim 3, it is characterised in that: the one of the belt (13)
Side is socketed in the outer surface of cylinder wheel (14), and the side of the cylinder wheel (14) is fixedly connected with roller connecting rod (15), described
The side of roller connecting rod (15) is fixedly connected with roller (16), and the outer surface of the roller (16) is pasted with hairbrush (17).
5. a kind of gas chromatograph sampling filter according to claim 1, it is characterised in that: the plugboard trough (24)
Quantity be five, the inside of five plugboard troughs (24) be respectively arranged with dustproof filter plate (25), active carbon filter plate (26),
Sterilize plate (27), air purifying plate (28) and water sucting plate (29).
6. a kind of gas chromatograph sampling filter according to claim 5, it is characterised in that: the gas filter tube
(21) top movable is connected with cover board (30), the dustproof filter plate (25), active carbon filter plate (26), sterilization plate (27),
The two sides of air purifying plate (28) and water sucting plate (29) are fixedly connected to fixture block connecting rod (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821009154.7U CN208905978U (en) | 2018-06-28 | 2018-06-28 | A kind of gas chromatograph sampling filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821009154.7U CN208905978U (en) | 2018-06-28 | 2018-06-28 | A kind of gas chromatograph sampling filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208905978U true CN208905978U (en) | 2019-05-28 |
Family
ID=66612477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821009154.7U Expired - Fee Related CN208905978U (en) | 2018-06-28 | 2018-06-28 | A kind of gas chromatograph sampling filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208905978U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272920A (en) * | 2020-03-03 | 2020-06-12 | 河北百润环境检测技术有限公司 | Gas chromatograph advances a kind filter equipment |
-
2018
- 2018-06-28 CN CN201821009154.7U patent/CN208905978U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111272920A (en) * | 2020-03-03 | 2020-06-12 | 河北百润环境检测技术有限公司 | Gas chromatograph advances a kind filter equipment |
| CN111272920B (en) * | 2020-03-03 | 2022-10-21 | 河北百润环境检测技术有限公司 | Gas chromatograph advances a kind filter equipment |
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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: 20190528 |