CN220960748U - Sampling device for industrial chromatograph analysis - Google Patents
Sampling device for industrial chromatograph analysis Download PDFInfo
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- CN220960748U CN220960748U CN202322569033.5U CN202322569033U CN220960748U CN 220960748 U CN220960748 U CN 220960748U CN 202322569033 U CN202322569033 U CN 202322569033U CN 220960748 U CN220960748 U CN 220960748U
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- cylinder
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- movable rod
- springs
- dropper
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- 238000005070 sampling Methods 0.000 title claims abstract description 23
- 238000004458 analytical method Methods 0.000 title claims abstract description 10
- 230000000694 effects Effects 0.000 claims description 5
- 238000004587 chromatography analysis Methods 0.000 claims 6
- 239000000126 substance Substances 0.000 abstract description 29
- 238000000034 method Methods 0.000 description 4
- 239000002861 polymer material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of chromatograph sampling devices and discloses an industrial chromatograph analysis sampling device which comprises a dropper, wherein a corrugated pipe is movably arranged at the top of the dropper, a support frame is fixedly arranged at the top of the interior of the dropper, a circular ring is fixedly arranged in the middle of the interior of the support frame, first springs are respectively and fixedly arranged at the left end and the right end of the top of a movable rod, a cylinder is fixedly arranged at the bottom of the movable rod, a third spring is fixedly arranged at one end of the cylinder, and fixing blocks are respectively and fixedly arranged at one ends of the two third springs. The top of cylinder and the bottom junction of ring are sealed the inside chemical solution of burette, have solved current use the rubber head burette sample and have accomplished the back, and the hand is if the mistake bumps the rubber head, leads to chemical solution drip at operating personnel's skin surface and object's surface, and chemical solution has corrosivity, can cause certain damage, has the problem of very big potential safety hazard.
Description
Technical Field
The utility model belongs to the technical field of chromatograph sampling devices, and particularly relates to a sampling device for industrial chromatograph analysis.
Background
The industrial chromatograph is widely used for detecting and analyzing chemical solutions and high polymer materials, can also measure the molecular weight and the distribution of the high polymer materials, and generally uses a traditional rubber head dropper to sample chemical liquid during sampling and analysis;
The existing rubber head dropper sampling device needs to manually knead a rubber head, the dropper is contacted with chemical solution, the rubber head is loosened, the interior of the dropper is sucked to sample the chemical solution, after the sampling is completed, the chemical solution drops on the skin surface of an operator or the surface of an object can be caused by the hand such as mistakenly touching the rubber head, and the chemical solution has corrosiveness, so that certain damage can be caused, and a great potential safety hazard exists, so that the sampling device for industrial chromatograph analysis is provided.
Disclosure of utility model
In order to solve the problems in the background art, the utility model provides a sampling device for analysis of an industrial chromatograph, which solves the problems that after the existing sampling using a rubber head dropper is finished, a hand such as a rubber head is touched by mistake, chemical solution drops on the skin surface of an operator and the surface of an object, the chemical solution is corrosive, certain damage is caused, and great potential safety hazard exists.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sampling device of industry chromatograph analysis, includes the burette, the top movable mounting of burette has the bellows, the inside top fixed mounting of burette has the support frame, the inside middle part fixed mounting of support frame has the ring, the left and right sides of the inside bottom of support frame is fixed mounting respectively has the dog, the movable rod has been cup jointed in the middle part activity of support frame, both ends respectively fixed mounting have the second spring about the support frame top, both ends respectively fixed mounting have first spring about the top of movable rod, the bottom fixed mounting of movable rod has the cylinder, the one end fixed mounting of cylinder has the third spring, two the one end of third spring is fixed mounting respectively has the fixed block.
Preferably, the tops of the two first springs are fixedly connected with the top inside the corrugated pipe respectively, and the bottoms of the two first springs are fixedly connected with the left end and the right end of the top of the movable rod respectively.
Preferably, the support frame is "cross" form, circular hole has been seted up at the middle part of support frame, the middle part activity of movable rod cup joint in the inside in circular hole.
Preferably, the tops of the two second springs are respectively and fixedly connected with the top inside the corrugated pipe, and the bottoms of the two second springs are respectively and fixedly connected with the front end and the rear end of the top of the support frame.
Preferably, the outside of burette is provided with the scale, the bottom of movable rod run through in the inside of ring, the bottom of movable rod with the top fixed connection of cylinder.
Preferably, square notch has been seted up to the both sides of cylinder, both sides fixed mounting has the slide rail around the square notch, the spout has been seted up to both sides around the fixed block, spout activity joint in the inside of slide rail.
Preferably, one side of the stop block is in a first circular arc shape, one side of the fixed block is in a second circular arc shape, the cylinder and the stop block are kept horizontal, and the outer diameter value of the cylinder is larger than the inner diameter value of the circular ring.
Compared with the prior art, the utility model has the following beneficial effects:
According to the utility model, through the joint of the bottom of the dropper and the sampled chemical solution, the hand leaves the top of the corrugated pipe, the chemical solution enters the interior of the dropper along the bottom of the dropper, meanwhile, the two second springs extend upwards to push the top of the corrugated pipe to move upwards, when the chemical solution moves to half, the first springs are completely reset, the top of the corrugated pipe drives the two first springs to extend upwards, the two first springs respectively drive the movable rod, the cylinder, the two fixed blocks and the two third springs to move upwards, one side of the two fixed blocks respectively drives the two third springs to shrink towards the interior of the square notch, and the joint of the top of the cylinder and the bottom of the circular ring seals the chemical solution in the dropper, so that the problem that the hand such as a rubber head is mistakenly touched after the traditional dropper is used for sampling is solved, the chemical solution drops on the skin surface of operators and the surface of objects, and the chemical solution has corrosiveness, a certain damage is caused, and a great potential safety hazard exists.
Drawings
FIG. 1 is a schematic view of the overall appearance of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the entire structure of the present utility model;
FIG. 3 is an enlarged schematic view of FIG. two A according to the present utility model;
fig. 4 is a schematic diagram of the overall internal structure of the present utility model.
In the figure: 1. a bellows; 2. a dropper; 3. a support frame; 4. a circular ring; 5. a first spring; 6. a second spring; 7. a movable rod; 8. a stop block; 9. a cylinder; 10. a third spring; 11. and a fixed block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 4, the utility model provides a sampling device for analysis of an industrial chromatograph, which comprises a dropper 2, wherein a corrugated pipe 1 is movably arranged at the top of the dropper 2, a support frame 3 is fixedly arranged at the top of the dropper 2, a circular ring 4 is fixedly arranged in the middle of the support frame 3, stop blocks 8 are respectively and fixedly arranged at the left side and the right side of the bottom of the support frame 3, a movable rod 7 is movably sleeved at the middle of the support frame 3, a second spring 6 is respectively and fixedly arranged at the front end and the rear end of the top of the support frame 3, a first spring 5 is respectively and fixedly arranged at the left end and the right end of the top of the movable rod 7, a cylinder 9 is fixedly arranged at the bottom of the movable rod 7, a third spring 10 is fixedly arranged at one end of the cylinder 9, and a fixed block 11 is respectively and fixedly arranged at one ends of the two third springs 10.
The scheme is adopted: the chemical solution enters the inside of the dropper 2 along the bottom of the dropper 2 through the joint of the bottom of the dropper 2 and the sampled chemical solution, the two second springs 6 extend upwards to push the top of the dropper 1 to move upwards, the first springs 5 are reset completely, the top of the dropper 1 drives the two first springs 5 to extend upwards, the two first springs 5 respectively drive the movable rod 7, the cylinder 9, the two fixed blocks 11 and the two third springs 10 to move upwards, one side of the two fixed blocks 11 respectively drives the two third springs 10 to shrink towards the inside of the square notch, and the joint of the top of the cylinder 9 and the bottom of the circular ring 4 seals the chemical solution inside the dropper 2, so that the problem that after the traditional dropper using a rubber head is used for sampling, the chemical solution drops on the skin surface of an operator and the surface of an object, and the chemical solution has corrosiveness, causes certain damage and has great potential safety hazard is solved.
As shown in fig. 4, the tops of the two first springs 5 are fixedly connected with the top inside the bellows 1, the bottoms of the two first springs 5 are fixedly connected with the left and right ends of the top of the movable rod 7, the tops of the two second springs 6 are fixedly connected with the top inside the bellows 1, and the bottoms of the two second springs 6 are fixedly connected with the front and rear ends of the top of the support frame 3.
The scheme is adopted: when the second spring 6 extends upwards, the top of the corrugated pipe 1 can be pushed to extend, the second spring 6 extends to half, the first spring 5 is completely reset, the top of the corrugated pipe 1 pushes the first spring 5 to drive the movable rod 7, the cylinder 9, the third spring 10 and the fixed block 11 to move upwards, and the first spring 5 plays a role in delayed closing.
As shown in fig. 4, the support frame 3 is in a cross shape, a circular hole is formed in the middle of the support frame 3, the middle of the movable rod 7 is movably sleeved in the circular hole, scales are arranged on the outer portion of the dropper 2, the bottom of the movable rod 7 penetrates through the inner portion of the circular ring 4, and the bottom of the movable rod 7 is fixedly connected with the top of the cylinder 9.
The scheme is adopted: the top through bellows 1 drives two first springs 5 upward movement, two first springs 5 drive movable rod 7 respectively, cylinder 9, two fixed blocks 11 and two third springs 10 upward movement, one side of two fixed blocks 11 drives the inside shrink of two third springs 10 to square notch respectively, when the top of cylinder 9 meets with the bottom of ring 4, the chemical solution in burette 2 inside seals, avoid the mistake to bump the rubber head, the chemical solution drop falls on operating personnel's skin surface and object's surface, the chemical solution has corrosivity, cause certain damage.
As shown in fig. 3, square notches are formed in two sides of the cylinder 9, sliding rails are fixedly mounted on the front side and the rear side of the square notches, sliding grooves are formed in the front side and the rear side of the fixed block 11, the sliding grooves are movably clamped in the sliding rails, one side of the stop block 8 is in a first circular arc shape, one side of the fixed block 11 is in a second circular arc shape, the cylinder 9 and the stop block 8 are kept horizontal, and the outer diameter value of the cylinder 9 is larger than the inner diameter value of the circular ring 4.
The scheme is adopted: when the left side and the right side of the cylinder 9 are respectively connected with the tops of the two stop blocks 8, one side of the two fixed blocks 11 respectively drives the two third springs 10 to shrink towards the inside of the square notch, the cylinder 9 moves to the bottoms of the two stop blocks 8, the two fixed blocks 11 extend outwards under the action of the two third springs 10, the two stop blocks 8 respectively limit the cylinder 9, the movable rod 7 and the two fixed blocks 11, and the dropper 2 is in a communicating state, so that gas can be discharged from the bottom of the dropper 2.
The working principle and the using flow of the utility model are as follows:
Firstly, hands press the top of the corrugated pipe 1, the top inside the support frame 3 respectively pushes the two first springs 5 and the two second springs 6 to shrink, the two first springs 5 shrink and push the movable rod 7 to move downwards, the top of the movable rod 7 is connected with the top of the support frame 3, the bottom of the movable rod 7 respectively drives the cylinder 9, the two fixed blocks 11 and the two third springs 10 to move downwards, when the left side and the right side of the cylinder 9 are respectively connected with the top of the two stop blocks 8, one side of the two fixed blocks 11 is extruded by the two stop blocks 8 to shrink the two fixed blocks 11 and the third springs 10 towards the inside of the square notch, after the cylinder 9 moves to the bottom of the two stop blocks 8, the two third springs 10 push the two fixed blocks 11 to extend outwards, the two stop blocks 8 respectively limit the cylinder 9, the movable rod 7 and the two fixed blocks 11, meanwhile, the dropper 2 is in a communicating state, and gas is discharged through the bottom of the dropper 2;
The bottom of burette 2 and the chemical solution department of meeting of sample, the hand leaves the top of bellows 1, two second springs 6 upwards extend and promote bellows 1 upward movement, chemical solution enters into the inside of burette 2 along the bottom of burette 2, second spring 6 extends to half, first spring 5 is reset completely, the top of bellows 1 drives two first springs 5 and upwards moves, two first springs 5 drive movable rod 7 respectively, cylinder 9, two fixed blocks 11 and two third springs 10 upwards move, one side of two fixed blocks 11 drives two third springs 10 respectively to the inside shrink of square notch, the top of cylinder 9 and the bottom department of meeting of ring 4 seal the chemical solution of burette 2 inside, prevent that the chemical solution from flowing out.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a sampling device of industry chromatograph analysis, includes burette (2), its characterized in that: the utility model discloses a dropper, including support frame (7), movable mounting has bellows (1) in the top of dropper (2), inside top fixed mounting of dropper (2) has support frame (3), the inside middle part fixed mounting of support frame (3) has ring (4), the left and right sides of the inside bottom of support frame (3) is fixed mounting respectively has dog (8), movable rod (7) have been cup jointed in the middle part activity of support frame (3), both ends are fixed mounting respectively has second spring (6) around support frame (3) top, both ends are fixed mounting respectively has first spring (5) about the top of movable rod (7), the bottom fixed mounting of movable rod (7) has cylinder (9), the one end fixed mounting of cylinder (9) has third spring (10), two the one end of third spring (10) is fixed mounting respectively fixed block (11).
2. The sampling device for industrial chromatography analysis of claim 1, wherein: the tops of the two first springs (5) are fixedly connected with the top inside the corrugated pipe (1) respectively, and the bottoms of the two first springs (5) are fixedly connected with the left end and the right end of the top of the movable rod (7) respectively.
3. The sampling device for industrial chromatography analysis of claim 1, wherein: the support frame (3) is in a cross shape, a circular hole is formed in the middle of the support frame (3), and the middle of the movable rod (7) is movably sleeved in the circular hole.
4. The sampling device for industrial chromatography analysis of claim 1, wherein: the tops of the two second springs (6) are fixedly connected with the top inside the corrugated pipe (1) respectively, and the bottoms of the two second springs (6) are fixedly connected with the front end and the rear end of the top of the supporting frame (3) respectively.
5. The sampling device for industrial chromatography analysis of claim 1, wherein: the outside of burette (2) is provided with the scale, the bottom of movable rod (7) run through in the inside of ring (4), the bottom of movable rod (7) with the top fixed connection of cylinder (9).
6. The sampling device for industrial chromatography analysis of claim 1, wherein: square notch has been seted up to the both sides of cylinder (9), both sides fixed mounting has the slide rail around square notch, the spout has been seted up to both sides around fixed block (11), spout activity joint in the inside of slide rail.
7. The sampling device for industrial chromatography analysis of claim 1, wherein: one side of the stop block (8) is in a first circular arc shape, one side of the fixed block (11) is in a second circular arc shape, the cylinder (9) and the stop block (8) are kept horizontal, and the outer diameter value of the cylinder (9) is larger than the inner diameter value of the circular ring (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322569033.5U CN220960748U (en) | 2023-09-20 | 2023-09-20 | Sampling device for industrial chromatograph analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322569033.5U CN220960748U (en) | 2023-09-20 | 2023-09-20 | Sampling device for industrial chromatograph analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220960748U true CN220960748U (en) | 2024-05-14 |
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ID=91016151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322569033.5U Active CN220960748U (en) | 2023-09-20 | 2023-09-20 | Sampling device for industrial chromatograph analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220960748U (en) |
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2023
- 2023-09-20 CN CN202322569033.5U patent/CN220960748U/en active Active
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