CN205665206U - Solid -phase micro -extraction device - Google Patents
Solid -phase micro -extraction device Download PDFInfo
- Publication number
- CN205665206U CN205665206U CN201620533581.XU CN201620533581U CN205665206U CN 205665206 U CN205665206 U CN 205665206U CN 201620533581 U CN201620533581 U CN 201620533581U CN 205665206 U CN205665206 U CN 205665206U
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- button
- handle
- probe
- sample bottle
- solid
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Abstract
The utility model relates to a solid -phase micro -extraction device, the device popped one's head in the handle, fixed the two -dimensional positioning device on indisputable support and link to each other with the general supply including the area controlling means, area probe handle includes glass handle and extraction probe, the one end of glass handle is equipped with the metal push rod, and its other end is equipped with the metal sleeve, and this metal sleeve cup joints the extraction probe, the two -dimensional positioning device even has hand level holder, has cup jointed on this hand level holder the glass handle, during extraction probe inserts the sample bottle, the upper portion of this sample bottle be equipped with with the test tube clamp that the iron support links to each other, its lower part have cup jointed the fixed cover of sample bottle, the fixed cover of sample bottle arrange in colorless transparent take the water -bath of magneton in, this magneton passes through the motor and connects magnet, in the test tube clamp the bilateral symmetry of sample bottle is equipped with thermocouple, ultrasonic probe, the thermocouple ultrasonic probe the motor respectively with controlling means links to each other. The utility model discloses extract efficiently and accurate as a result.
Description
Technical field
This utility model relates to a kind of sample pretreatment device, particularly relates to solid-phase micro-extracting device.
Background technology
During traditional analysis, the time of 80% and manpower mainly consume in sample pre-treatments step, and pre-treatment effect
The quality of fruit often has decisive role to the accuracy of measurement result.Solid-phase microextraction (Solid phase
Microextraction, SPME) be the one grown up in solid phase extraction techniques collect sampling, extract, concentrate, sample introduction in
The sample pre-treatments new technique of one, can have easy quick, sensitivity with the Instrument crosslinking such as gas chromatogram or gas chromatograph-mass spectrometer
The series of advantages such as height, low cost, required sample size are few, therefore, enjoy the highest attention of analytical chemistry worker always.
Commercialization SPME device is mainly produced by Supelco company of the U.S., and handle price is typically more than 3,000 yuan, and extraction
Take probe and parts price is expensive, directly limit the extensive application in various detection departments of the SPME pretreatment technology；It addition, by
Few in commercialization extraction probe kind, it is impossible to meet the analysis requirement of multiple pollutant in various sample.At present, relative to various
For the level of development of detecting instrument, the development of Sample Pretreatment Technique and relevant apparatus is the most delayed, and major part technique
Also rest on the experimental stage.It can be said that the relatively low main bottle being analysis science technology and developing of sample pre-treatments equipment Development level
One of neck.In this context, develop a set of SPME device that can efficiently extract multiple pollutant in sample and analyze work to improving
Efficiency and precision of analysis have particularly important meaning.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of solid phase improving extraction efficiency and result accuracy
Micro-extraction device.
For solving the problems referred to above, solid-phase micro-extracting device described in the utility model, it is characterised in that: this device includes band
Probe handle, the two-dimensional localization device being fixed on retort stand and the control device being connected with main power；Described band probe handle
Including glass handle and extraction probe；One end of described glass handle is provided with metal pushrod, and its other end is provided with metal canula, should
Metal canula is socketed described extraction probe；Described two-dimensional localization device is connected with handle clamp, and this handle clamp is socketed with described glass
Handle；Described extraction probe inserts in sample bottle, and the top of this sample bottle is provided with the test tube clamp being connected with described retort stand, under it
Portion is socketed with sample bottle fixed cover；Described sample bottle fixed cover is placed in the water-bath of water white band magneton, and this magneton leads to
Cross motor and connect Magnet；Sample bottle described in described test tube clamp be symmetrically arranged on two with thermocouple, ultrasonic probe；Described thermoelectricity
Idol, described ultrasonic probe, described motor are connected with described control device respectively.
Rotational speed regulation button, timed reminding button, ultrasonic switch button, timing controlled it is respectively equipped with on described control device
Button, computer heating control button and mechanical switch；Described thermocouple is connected with described computer heating control button；Described ultrasonic probe is respectively
It is connected with described timed reminding button, ultrasonic switch button, timing controlled button；Described motor is pressed with described rotational speed regulation respectively
Button, timed reminding button, timing controlled button are connected；Described mechanical switch is connected with described main power.
Described glass handle is provided with locating ring II.
Described metal pushrod is provided with locating ring I.
Described two-dimensional localization device includes vertical shifting chute, is socketed in described ferrum with described vertical shifting chute side is connected
Vertical bar set on support, horizontal movement trough；The cross bar that in described horizontal movement trough, socket is connected with described handle clamp, this cross bar
On be socketed with horizontal case；Described vertical bar set is connected with fixed screw knob I；Described horizontal case is provided with fixed screw knob
Ⅱ；The described vertical shifting chute inwall connected with described vertical bar set is provided with the vertical rail of band angle tooth I, and this angle tooth I is engaged with
Gear I with vertical knob；Being provided with the horizontal rail of band angle tooth II inside described cross bar, this angle tooth II is engaged with the horizontal knob of band
Gear II.
Described handle clamp includes the upper folder that linked together by the fixing pin of band spring and lower folder, and on this folder and under
The inner side of folder is the most curved；It is stained with rubber blanket I inside described upper folder；It is stained with rubber blanket II inside described lower folder.
Described water-bath is fixed on fixing groove and bottom is arranged below heating coil, and its top is provided with water white ring
Shape pot top cover, this annular pot top cover is made up of the annular pot top cover I connected together and annular pot top cover II；Described fixing groove
Upper end is evenly distributed with four plug-in rustless steel reeds；Described heating coil is connected with described computer heating control button.
Described fixing groove is rounded, and its internal diameter is more than the external diameter of described water-bath.
This utility model compared with prior art has the advantage that
1, in this utility model, two-dimensional localization device is provided with vertical bar set and fixed screw knob, can be by two-dimensional localization device
It is fixed on vertical rack, is used for carrying out the coarse adjustment of vertical direction.
2, in this utility model, vertical shifting chute inwall is provided with the vertical rail of band angle tooth I, and this angle tooth I is engaged with band vertically
The gear I of knob, can be utilized for the fine setting of vertical direction.
3, in this utility model, horizontal case is socketed on cross bar, and horizontal case is provided with fixed screw knob II, can
It is used for carrying out the coarse adjustment of horizontal direction.
4, being provided with the horizontal rail of band angle tooth II in this utility model, this angle tooth II is engaged with the gear of the horizontal knob of band
II, can be utilized for the fine setting of horizontal direction.
5, it is circular inside the handle clamp in this utility model, can fixed cylinder shape handle clamp well.
6, this utility model is all stained with rubber blanket inside upper folder and lower folder, both can increase between handle clamp and band probe handle
Friction, lesion ribbon probe handle can be prevented again.
7, in this utility model, water-bath and annular pot top cover are water white, can conveniently observe extraction probe at sample
Physical location in product.
8, the upper end fixing groove in this utility model is evenly distributed with four plug-in rustless steel reeds, not only can make water-bath
Pot is well secured on device, has been also convenient for operator's dismounting to water-bath.
9, this utility model not only can be accurately positioned extraction probe position in the sample, but also can add sample
Process hot, homogeneous, thus improve extraction efficiency and result accuracy, it is applicable in high efficiency extraction complicated substrate sample multiple
Pollutant.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is two-dimensional localization device architecture schematic diagram in this utility model.
Fig. 3 is handle clamp structural representation in this utility model.
Fig. 4 is the structural representation of upper folder in this utility model.
Fig. 5 is the structural representation of lower folder in this utility model.
Fig. 6 is band probe handle structural representation in this utility model.
Fig. 7 is the water-bath structural representation in this utility model with sample bottle fixed cover.
Fig. 8 is water-bath fixed slot configurations schematic diagram in this utility model.
In figure: 1 vertical shifting chute 302 cross bar of locating ring I 2 locating ring II 3 two-dimensional localization device 301
303 horizontal movement trough 304 fixed screw knob II 305 horizontal case 306 fixed screw knobs I 307 erect
Straight-bar overlaps the 308 vertical rail 309 gear I 310 horizontal knob 313 of vertical knob 311 gear II 312
42 times folder 43 rubber blanket I 44 fixing pin 45 spring 46 rubbers are pressed from both sides on horizontal rail 4 handle clamp 41
Rubber cushion II 5 band probe handle 51 metal pushrod 52 glass handle 53 metal canula 54 extraction probe 6 ferrum
Support 7 sample bottle 8 test tube clamp 9 ultrasonic probe 10 annular pot top cover 101 annular pot top cover I 102 annular
Pot top cover II 11 thermocouple 12 water-bath 13 sample bottle fixed cover 14 heats coil 15 magneton 16 to be fixed
Groove 161 rustless steel reed 17 Magnet 18 motor 19 rotational speed regulation button 20 timed reminding button 21 surpasses
Acoustic(al) switch button 22 timing controlled button 23 computer heating control button 24 mechanical switch.
Detailed description of the invention
As shown in Fig. 1, Fig. 6, solid-phase micro-extracting device, this device includes band probe handle 5, is fixed on retort stand 6
Two-dimensional localization device 3 and the control device being connected with main power.
Band probe handle 5 includes glass handle 52 and extraction probe 54；One end of glass handle 52 is provided with metal pushrod 51,
Its other end is provided with metal canula 53, and this metal canula 53 is socketed extraction probe 54；Two-dimensional localization device 3 is connected with handle clamp 4, should
Glass handle 52 it is socketed with on handle clamp 4；Extraction probe 54 inserts in sample bottle 7, and the top of this sample bottle 7 is provided with and retort stand
6 test tube clamps 8 being connected, its underpart is socketed with sample bottle fixed cover 13；Sample bottle fixed cover 13 is placed in water white band magneton
In the water-bath 12 of 15, this magneton 15 connects Magnet 17 by motor 18；In test tube clamp 8, sample bottle 7 is symmetrically arranged on two with heat
Galvanic couple 11, ultrasonic probe 9；Thermocouple 11, ultrasonic probe 9, motor 18 are connected with control device respectively.
Control to be respectively equipped with rotational speed regulation button 19, timed reminding button 20, ultrasonic switch button 21, timing control on device
Button 22 processed, computer heating control button 23 and mechanical switch 24；Thermocouple 11 is connected with computer heating control button 23；Ultrasonic probe 9 points
It is not connected with timed reminding button 20, ultrasonic switch button 21, timing controlled button 22；Motor 18 respectively with rotational speed regulation button
19, timed reminding button 20, timing controlled button 22 are connected；Mechanical switch 24 is connected with main power.
Wherein:
Glass handle 52 is provided with locating ring II 2.Metal pushrod 51 is provided with locating ring I 1.
Two-dimensional localization device 3 includes vertical shifting chute 301, is socketed in retort stand 6 with vertical shifting chute 301 side is connected
On vertical bar set 307, horizontal movement trough 303(see Fig. 2).The cross bar that in horizontal movement trough 303, socket is connected with handle clamp 4
302, this cross bar 302 is socketed with horizontal case 305；Vertically bar set 307 is connected with fixed screw knob I 306；Horizontal case 305
It is provided with fixed screw knob II 304；Vertical shifting chute 301 inwall connected with vertical bar set 307 is provided with the vertical of band angle tooth I
Track 308, this angle tooth I is engaged with the gear I 309 with vertical knob 310；The horizontal rail of band angle tooth II it is provided with inside cross bar 302
Road 313, this angle tooth II is engaged with the gear II 311 of the horizontal knob of band 312.
Handle clamp 4 includes upper folder 41 that the fixing pin 44 by band spring 45 links together and lower folder 42, and on this
Folder 41 and the inner side the most curved (seeing Fig. 3, Fig. 4, Fig. 5) of lower folder 42.It is stained with rubber blanket I 43 inside upper folder 41；In lower folder 42
Side is stained with rubber blanket II 46.
Water-bath 12 is fixed on fixing groove 16 and bottom is arranged below heating coil 14, and its top is provided with water white
Annular pot top cover 10, this annular pot top cover 10 is made up of the annular pot top cover I 101 connected together and annular pot top cover II 102
(seeing Fig. 7).The upper end of fixing groove 16 is evenly distributed with four plug-in rustless steel reed 161(and sees Fig. 8).Heating coil 14
It is connected with computer heating control button 23.Fixing groove 16 is rounded, and its internal diameter is more than the external diameter of water-bath 12.
In this utility model, the manufacture method of band probe handle 5 is as follows:
(1) gas chromatogram microsyringe metal canula leading portion is neatly clipped 2 cm；With chloroazotic acid to injector nook closing member leading portion
2 cm perform etching, after be carried out with deionized water, methanol, chloroform successively, drying for standby the most at room temperature.
(2) the injector nook closing member etched be impregnated in graphene oxide-silicon dioxide colloid dispersion, ultrasonic
30 min, then it is placed in 120 DEG C of baking 60 min, repeat the above steps, until extraction coating layer thickness is 50 ~ 100 m.To be coated
After completing, then installation locating ring I 1 in locating ring II 2, metal pushrod 51 is installed in glass handle 52, finally by metal
Nook closing member and glass handle 52 carry out assembling.
Using method of the present utility model is as follows:
(1) regulation extraction probe 54 length, is then fixed its length with the locating ring I 1 in metal pushrod 51, from
And guarantee that extraction probe 54 keeps equal length during extraction every time and Thermal desorption.
(2) utilize two-dimensional localization device 3 to carry out coarse adjustment and fine setting, make the correct position that extraction probe 54 is positioned in sample, this
Time, utilize locating ring II 2 to be fixed glass handle 52 position so that glass handle 52 keeps phase in each extraction process
Co-located, and then finally guarantee that extraction probe 54 is in same position in extraction process.
(3) utilize sample bottle fixed cover 13 and rubber test tube clamp 8 to be fixed by the sample bottle 7 filling appropriate amount of sample, connect
Power supply, opens mechanical switch 24, is then turned on heating system and utilizes computer heating control button 23 to regulate and control system temperature, treating body
After system reaches design temperature, pierce through the serum cap of sample bottle 7 with metal canula 53, stretch out extraction probe 54, according to actual needs,
Open ultrasonic and magnetic agitation system, utilize rotational speed regulation button 19 and ultrasonic switch button 21 respectively to rotating speed with ultrasonic carry out
Control, then by timing controlled button 22 and timed reminding button 20, device is set, after extraction time to be achieved, will extraction
Take probe 54 and again draw back in handle metal canula 53, after extracting, be inserted into the vaporizer of gas chromatogram or gas chromatograph-mass spectrometer,
Release extraction probe 54, complete direct injected in thermal desorption mode.
Above example is served only for helping to understand method of the present utility model and its core concept, is not intended to limit this reality
With novel.
Claims (8)
1. solid-phase micro-extracting device, it is characterised in that: this device include band probe handle (5), be fixed on retort stand (6) two
Dimension positioning devices (3) and the control device being connected with main power；Described band probe handle (5) includes glass handle (52) and extraction
Probe (54)；One end of described glass handle (52) is provided with metal pushrod (51), and its other end is provided with metal canula (53), this gold
Belong to sleeve pipe (53) and be socketed described extraction probe (54)；Described two-dimensional localization device (3) is connected with handle clamp (4), on this handle clamp (4)
It is socketed with described glass handle (52)；Described extraction probe (54) inserts in sample bottle (7), and the top of this sample bottle (7) is provided with
The test tube clamp (8) being connected with described retort stand (6), its underpart is socketed with sample bottle fixed cover (13)；Described sample bottle fixed cover
(13) being placed in the water-bath (12) of water white band magneton (15), this magneton (15) connects Magnet by motor (18)
(17)；Sample bottle (7) described in described test tube clamp (8) be symmetrically arranged on two with thermocouple (11), ultrasonic probe (9)；Described heat
Galvanic couple (11), described ultrasonic probe (9), described motor (18) are connected with described control device respectively.
2. solid-phase micro-extracting device as claimed in claim 1, it is characterised in that: it is respectively equipped with rotating speed on described control device and adjusts
Joint button (19), timed reminding button (20), ultrasonic switch button (21), timing controlled button (22), computer heating control button
And mechanical switch (24) (23)；Described thermocouple (11) is connected with described computer heating control button (23)；Described ultrasonic probe (9) point
It is not connected with described timed reminding button (20), ultrasonic switch button (21), timing controlled button (22)；Described motor (18) point
It is not connected with described rotational speed regulation button (19), timed reminding button (20), timing controlled button (22)；Described mechanical switch
(24) it is connected with described main power.
3. solid-phase micro-extracting device as claimed in claim 1, it is characterised in that: described glass handle (52) is provided with locating ring
II (2).
4. solid-phase micro-extracting device as claimed in claim 1, it is characterised in that: described metal pushrod (51) is provided with locating ring
I (1).
5. solid-phase micro-extracting device as claimed in claim 1, it is characterised in that: described two-dimensional localization device (3) includes vertically
The vertical bar set being socketed on described retort stand (6) that shifting chute (301) is connected with described vertical shifting chute (301) side
(307), horizontal movement trough (303)；The cross bar that in described horizontal movement trough (303), socket is connected with described handle clamp (4)
(302), this cross bar (302) is socketed with horizontal case (305)；Described vertical bar set (307) is connected with fixed screw knob I
(306)；Described horizontal case (305) is provided with fixed screw knob II (304)；The institute connected with described vertical bar set (307)
Stating vertical shifting chute (301) inwall and be provided with the vertical rail (308) of band angle tooth I, this angle tooth I is engaged with the vertical knob of band (310)
Gear I (309)；Described cross bar (302) inner side is provided with the horizontal rail (313) of band angle tooth II, and this angle tooth II is engaged with band water
The gear II (311) of flat knob (312).
6. solid-phase micro-extracting device as claimed in claim 1, it is characterised in that: described handle clamp (4) includes by band spring
(45) upper folder (41) that fixing pin (44) links together and lower folder (42), and folder (41) and the inner side of lower folder (42) on this
The most curved；Described upper folder (41) inner side is stained with rubber blanket I (43)；Described lower folder (42) inner side is stained with rubber blanket II (46).
7. solid-phase micro-extracting device as claimed in claim 1, it is characterised in that: described water-bath (12) is fixed on fixing groove
(16) upper and bottom is arranged below heating coil (14), and its top is provided with water white annular pot top cover (10), this annular pot
Top cover (10) is made up of the annular pot top cover I (101) connected together and annular pot top cover II (102)；Described fixing groove (16)
Upper end be evenly distributed with four plug-ins rustless steel reed (161)；Described heating coil (14) and described computer heating control button
(23) it is connected.
8. solid-phase micro-extracting device as claimed in claim 7, it is characterised in that: described fixing groove (16) is rounded, its internal diameter
External diameter more than described water-bath (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620533581.XU CN205665206U (en) | 2016-06-06 | 2016-06-06 | Solid -phase micro -extraction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620533581.XU CN205665206U (en) | 2016-06-06 | 2016-06-06 | Solid -phase micro -extraction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205665206U true CN205665206U (en) | 2016-10-26 |
Family
ID=57157855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620533581.XU Expired - Fee Related CN205665206U (en) | 2016-06-06 | 2016-06-06 | Solid -phase micro -extraction device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205665206U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823461A (en) * | 2017-02-28 | 2017-06-13 | 甘肃政法学院 | A kind of preparation method of functionalization graphene coating probe and SPME handle |
| CN108072551A (en) * | 2016-11-17 | 2018-05-25 | 甘肃政法学院 | Solid phase microextraction handle |
| CN108204912A (en) * | 2016-12-16 | 2018-06-26 | 甘肃政法学院 | Controllable type solid phase microextraction handle |
| CN108426748A (en) * | 2018-05-04 | 2018-08-21 | 南安富诚阁工业设计有限公司 | A kind of Herbivore gas collector for solid phase microextraction |
| CN108593822A (en) * | 2018-07-12 | 2018-09-28 | 南京林业大学 | Solid phase microextraction sampling device and its system |
| CN108918221A (en) * | 2018-07-12 | 2018-11-30 | 中国航发哈尔滨轴承有限公司 | Carbide Phases low-temperature electrolytic extracting system in a kind of bearing steel |
| CN109443899A (en) * | 2018-10-30 | 2019-03-08 | 大连大学 | The molten sample cleaning device of cillin bottle |
| CN112316489A (en) * | 2019-08-05 | 2021-02-05 | 中国科学院微生物研究所 | Solid phase microextraction dual temperature control device and method |
-
2016
- 2016-06-06 CN CN201620533581.XU patent/CN205665206U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072551A (en) * | 2016-11-17 | 2018-05-25 | 甘肃政法学院 | Solid phase microextraction handle |
| CN108072551B (en) * | 2016-11-17 | 2024-03-26 | 甘肃政法学院 | Solid phase microextraction handle |
| CN108204912A (en) * | 2016-12-16 | 2018-06-26 | 甘肃政法学院 | Controllable type solid phase microextraction handle |
| CN106823461A (en) * | 2017-02-28 | 2017-06-13 | 甘肃政法学院 | A kind of preparation method of functionalization graphene coating probe and SPME handle |
| CN108426748A (en) * | 2018-05-04 | 2018-08-21 | 南安富诚阁工业设计有限公司 | A kind of Herbivore gas collector for solid phase microextraction |
| CN108593822A (en) * | 2018-07-12 | 2018-09-28 | 南京林业大学 | Solid phase microextraction sampling device and its system |
| CN108918221A (en) * | 2018-07-12 | 2018-11-30 | 中国航发哈尔滨轴承有限公司 | Carbide Phases low-temperature electrolytic extracting system in a kind of bearing steel |
| CN109443899A (en) * | 2018-10-30 | 2019-03-08 | 大连大学 | The molten sample cleaning device of cillin bottle |
| CN112316489A (en) * | 2019-08-05 | 2021-02-05 | 中国科学院微生物研究所 | Solid phase microextraction dual temperature control device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161026 Termination date: 20170606 |