CN209673738U - A kind of liquid chromatograph sampling device - Google Patents
A kind of liquid chromatograph sampling device Download PDFInfo
- Publication number
- CN209673738U CN209673738U CN201920381887.1U CN201920381887U CN209673738U CN 209673738 U CN209673738 U CN 209673738U CN 201920381887 U CN201920381887 U CN 201920381887U CN 209673738 U CN209673738 U CN 209673738U
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- wall
- sampling device
- plate
- liquid chromatograph
- side outer
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Abstract
The utility model discloses a kind of liquid chromatograph sampling devices, including bottom plate, the bottom outer wall of the bottom plate is provided with the fixation tooth equidistantly distributed, the side of the bottom plate top exterior walls is provided with fixes sleeve, and the side outer wall of fixes sleeve is provided with location hole close to the position at top, the inner wall of the location hole is plugged with shop bolt, the inner wall of the fixes sleeve slidably connects fixed loop bar, and the side outer wall of fixed loop bar is provided with the limit hole equidistantly distributed, grafting between the inner wall and shop bolt of the limit hole, the top exterior walls of the fixed loop bar are provided with top plate.The utility model can prevent from falling to sample injector on ground since frictional force deficiency causes sample injector to fall off from clamping plate, can prevent the height difference due to containing mixture container causes the sampling of sample injector to be affected, and can prevent from causing to occur to slide between sampling device and station due to extraneous shaking damaging sampling device.
Description
Technical field
The utility model relates to liquid phases to survey spectrograph techniques field more particularly to a kind of liquid chromatograph sampling device.
Background technique
Liquid chromatograph refers to the difference using mixture distribution ratio between immiscible two kinds of liquid, to mixture into
The instrument of row first separation post analysis identification, when using liquid chromatograph, it usually needs extracted mixture by sampling device
To the inside of liquid chromatograph, in order to be separated and identified to mixture.
When extracting mixture by sampling device, need that sample injector is fixed, in order to mixture
Extract, still, since the surface of sample injector is relatively smooth, it is thus possible to will lead to sample injector and fall off from device, make into
Sample device is damaged, in addition, in extraction mixture, it is different due to containing the height of container of mixture, it may be due to height
The problem of spending impacts the sampling of sample injector.Therefore, it needs to design a kind of liquid chromatograph and solves this with sampling device
Class problem.
Summary of the invention
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of liquid chromatograph proposed
Use sampling device.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of liquid chromatograph sampling device, including bottom plate, the bottom outer wall of the bottom plate, which is provided with, to be equidistantly distributed
Fixation tooth, the side of the bottom plate top exterior walls is provided with fixes sleeve, and the side outer wall of fixes sleeve is close to top
Position is provided with location hole, and the inner wall of the location hole is plugged with shop bolt, and the inner wall of the fixes sleeve slidably connects solid
Determine loop bar, and the side outer wall of fixed loop bar is provided with the limit hole equidistantly distributed, the inner wall and shop bolt of the limit hole
Between grafting, the top exterior walls of the fixed loop bar are provided with top plate, and the side of top plate top exterior walls is provided with electric expansion
The side outer wall of bar, the fixed loop bar is provided with support plate close to the position at top, and the side of support plate top exterior walls is opened
There is fixing port, the side outer wall of the support plate is located in the middle position and is provided with threaded hole, and the inner thread connection of threaded hole
There is fixing bolt, the side outer wall thread of the fixing bolt is connected with clamping plate, and the one of the side outer wall of clamping plate and fixing port
Side inner wall is provided with the equidistant convex block being distributed in a ring.
The side outer wall of the clamping plate is provided with sample injector, and sample injector as a further solution of the present invention,
Side outer wall be carved with the graduation mark equidistantly distributed.
The bottom outer wall of the sample injector is located in the middle position and is provided with as a further solution of the present invention,
Sample feeding pipe, and the outer wall of sample feeding pipe is socketed with syringe needle.
The inner wall of the sample injector slidably connects piston as a further solution of the present invention, and piston
Top exterior walls are located in the middle position and are provided with push rod.
The top exterior walls of the push rod are provided with push plate, and push plate and electricity as a further solution of the present invention,
It is bolted between dynamic telescopic rod.
The electric telescopic rod is connected with switch by conducting wire as a further solution of the present invention, and switchs
Power supply is connected with by conducting wire.
The top exterior walls of the bottom plate are located in the middle position and are provided with placement as a further solution of the present invention,
Slot, and the bottom interior wall of placing groove is provided with the protrusion equidistantly distributed.
The utility model has the following beneficial effects:
1. by fixing bolt, clamping plate and the convex block of setting, the frictional force being capable of increasing between sample injector and clamping plate, so as to
It is fixed in sample injector, prevents from making sample injector fall to ground since frictional force deficiency causes sample injector to fall off from clamping plate
On damage；
2. can be adjusted to the height of device by the fixes sleeve of setting, fixed loop bar, limit hole and shop bolt
Section prevents the height difference due to containing mixture container from leading to sample introduction in order to which sample injector is sampled processing to mixture
The sampling of device is affected；
3. by the bottom plate and fixed tooth of setting, the frictional force being capable of increasing between sampling device and station, in order to
Sampling device is fixed, prevents from causing to occur between sampling device and station due to extraneous shaking sliding to sample introduction dress
It sets and damages.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of liquid chromatograph sampling device schematic cross-sectional view；
Fig. 2 be the utility model proposes a kind of liquid chromatograph sampling device sample injector structural schematic diagram；
Fig. 3 be the utility model proposes a kind of liquid chromatograph sampling device partial structural diagram.
In figure: 1 bottom plate, 2 fixed teeth, 3 syringe needles, 4 sample injectors, 5 pistons, 6 push rods, 7 fixing bolts, 8 clamping plates, 9 fixing ports,
10 push plates, 11 electric telescopic rods, 12 top plates, 13 convex blocks, 14 support plates, 15 fixed loop bars, 16 limit holes, 17 shop bolts, 18
Fixes sleeve, 19 placing grooves, 20 protrusions, 21 graduation marks.
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.
Referring to Fig.1-3, a kind of liquid chromatograph sampling device, including bottom plate 1, the bottom outer wall of bottom plate 1 are provided with
The fixation tooth 2 of range distribution, the side of 1 top exterior walls of bottom plate have been bolted fixes sleeve 18, and fixes sleeve 18
Side outer wall is provided with location hole close to the position at top, and the inner wall of location hole is plugged with shop bolt 17, fixes sleeve 18 it is interior
Wall slidably connects fixed loop bar 15, and the side outer wall of fixed loop bar 15 is provided with the limit hole 16 equidistantly distributed, limit hole
Top plate 12, and top plate has been bolted in the top exterior walls of grafting between 16 inner wall and shop bolt 17, fixed loop bar 15
Electric telescopic rod 11 has been bolted in the side of 12 top exterior walls, fixes position of the side outer wall close to top of loop bar 15
Support plate 14 is bolted, and the side of 14 top exterior walls of support plate is provided with fixing port 9, the side outer wall of support plate 14
It is located in the middle position and is provided with threaded hole, and the inner thread of threaded hole is connected with fixing bolt 7, outside the side of fixing bolt 7
Wall is threaded with clamping plate 8, and the side outer wall of clamping plate 8 and the side inner wall of fixing port 9 are provided with and equidistant divide in a ring
The convex block 13 of cloth.
In the utility model, the side outer wall of clamping plate 8 is clamped with sample injector 4, and the side outer wall of sample injector 4 is carved with equidistantly
Graduation mark 21 from distribution, the bottom outer wall of sample injector 4 are located in the middle position and are provided with sample feeding pipe, and the outer wall set of sample feeding pipe
It is connected to syringe needle 3, the inner wall of sample injector 4 slidably connects piston 5, and the top exterior walls of piston 5 are located in the middle position and pass through spiral shell
It tethers and is connected to push rod 6, push plate 10 has been bolted in the top exterior walls of push rod 6, and between push plate 10 and electric telescopic rod 11
It is bolted, electric telescopic rod 11 is connected with switch by conducting wire, and switchs and be connected with power supply by conducting wire, bottom plate 1
Top exterior walls are located in the middle position and are provided with placing groove 19, and the bottom interior wall of placing groove 19 is provided with the protrusion equidistantly distributed
20。
Working principle: in use, sampling device is placed on station, sampling device and behaviour are increased by fixed tooth 2
Make the frictional force between platform, in order to which sampling device is fixed, after the completion of fixed, the container equipped with mixture is placed into
The bottom of placing groove 19 prevents container from falling, according to the height of container to the height of sampling device after the completion of placement by protrusion 20
Degree is adjusted, and makes fixed loop bar 15 in the internal slide of fixes sleeve 18 by shop bolt 17 and limit hole 16, has adjusted
Clamping plate 8 is fixed to sample injector 4 by tightening fixing bolt 7 in Cheng Hou, after the completion of fixed, opens electric telescopic rod 11
Switch makes electric telescopic rod 11 that push rod 6 and piston 5 be driven to be moved, so that sample injector 4 and syringe needle 3 be made to carry out mixture
Sampling can carry out quantitative sampling to mixture by graduation mark 21.
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 (7)
1. a kind of liquid chromatograph sampling device, including bottom plate (1), which is characterized in that the bottom outer wall of the bottom plate (1) is set
It is equipped with the fixation tooth (2) equidistantly distributed, the side of bottom plate (1) top exterior walls is provided with fixes sleeve (18), and fixed
The side outer wall of sleeve (18) is provided with location hole close to the position at top, and the inner wall of the location hole is plugged with shop bolt
(17), the inner wall of the fixes sleeve (18) slidably connects fixed loop bar (15), and the side outer wall of fixed loop bar (15) is opened
There are the limit hole (16) equidistantly distributed, grafting between the inner wall and shop bolt (17) of the limit hole (16), the fixation
The top exterior walls of loop bar (15) are provided with top plate (12), and the side of top plate (12) top exterior walls is provided with electric telescopic rod
(11), the side outer wall of the fixed loop bar (15) is provided with support plate (14) close to the position at top, and support plate (14) is pushed up
The side of portion's outer wall is provided with fixing port (9), and the side outer wall of the support plate (14) is located in the middle position and is provided with threaded hole, and
The inner thread of threaded hole is connected with fixing bolt (7), and the side outer wall thread of the fixing bolt (7) is connected with clamping plate (8),
And the side outer wall of clamping plate (8) and the side inner wall of fixing port (9) are provided with the equidistant convex block (13) being distributed in a ring.
2. a kind of liquid chromatograph sampling device according to claim 1, which is characterized in that the one of the clamping plate (8)
Side outer wall is provided with sample injector (4), and the side outer wall of sample injector (4) is carved with the graduation mark (21) equidistantly distributed.
3. a kind of liquid chromatograph sampling device according to claim 2, which is characterized in that the sample injector (4)
Bottom outer wall is located in the middle position and is provided with sample feeding pipe, and the outer wall of sample feeding pipe is socketed with syringe needle (3).
4. a kind of liquid chromatograph sampling device according to claim 3, which is characterized in that the sample injector (4)
Inner wall slidably connects piston (5), and the top exterior walls of piston (5) are located in the middle position and are provided with push rod (6).
5. a kind of liquid chromatograph sampling device according to claim 4, which is characterized in that the top of the push rod (6)
Portion's outer wall is provided with push plate (10), and is bolted between push plate (10) and electric telescopic rod (11).
6. a kind of liquid chromatograph sampling device according to claim 5, which is characterized in that the electric telescopic rod
(11) switch is connected with by conducting wire, and switchs and power supply is connected with by conducting wire.
7. a kind of liquid chromatograph sampling device according to claim 6, which is characterized in that the top of the bottom plate (1)
Portion's outer wall is located in the middle position and is provided with placing groove (19), and the bottom interior wall of placing groove (19) be provided with equidistantly distribute it is convex
It rises (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920381887.1U CN209673738U (en) | 2019-03-25 | 2019-03-25 | A kind of liquid chromatograph sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920381887.1U CN209673738U (en) | 2019-03-25 | 2019-03-25 | A kind of liquid chromatograph sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209673738U true CN209673738U (en) | 2019-11-22 |
Family
ID=68572542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920381887.1U Active CN209673738U (en) | 2019-03-25 | 2019-03-25 | A kind of liquid chromatograph sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209673738U (en) |
-
2019
- 2019-03-25 CN CN201920381887.1U patent/CN209673738U/en active Active
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