CN212007947U - Micro-sampling device for laboratory - Google Patents
Micro-sampling device for laboratory Download PDFInfo
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- CN212007947U CN212007947U CN201821765098.XU CN201821765098U CN212007947U CN 212007947 U CN212007947 U CN 212007947U CN 201821765098 U CN201821765098 U CN 201821765098U CN 212007947 U CN212007947 U CN 212007947U
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Abstract
The utility model discloses a micro-sampling device for laboratory, including the sample urceolus, sample urceolus internalization is provided with the sample inner tube, and the sample inner tube sets up the intermediate position at the sample urceolus, the one end of sample urceolus is connected with the sampling head, and connects with the suction head in the sampling head, the one end of suction head passes the sampling head to the inside of intercommunication sample urceolus, sample urceolus internalization is provided with first closing plate, and first closing plate sets up with the sample inner tube is perpendicular, one side fixedly connected with second closing plate of first closing plate, and one side of keeping away from first closing plate on the second closing plate is connected the one end at the sample inner tube perpendicularly, the one end fixed connection of sample inner tube is on the second closing plate. The different sampling volumes that this device set up are surveyed the sampling tube, can make things convenient for different sample volumes, can make things convenient for the micro-sampling, also can be directed against the sample of normal volume, and two kinds of service modes can realize through this device.
Description
Technical Field
The utility model relates to a technical field of laboratory articles for use especially relates to a micro-sampling device is used in laboratory.
Background
Medical examination is a subject of medical diagnosis by applying modern physical and chemical methods and means, and mainly studies how to provide basis for clinical diagnosis and treatment through laboratory technology and medical instruments and equipment.
The micro-sampling is very critical and is related to whether the test result is accurate or not; the mode that adopts gasbag to add the burette among the prior art mostly, to the gasbag add the microsampler that the burette constitutes, the gasbag can't be adjusted the control of air current, how much not control well to the sample of selecting, nevertheless, the component of sample is how much just hardly to see clearly, thereby the precision and the accuracy of sample have been influenced, the volume that control that can not be accurate needs the sample, influence the accuracy of testing result easily, time waste very simultaneously, work efficiency is reduced, therefore, we need to propose a microsampling device for laboratory, solve above-mentioned problem.
Disclosure of Invention
The utility model aims at solving the problem existing in the prior art and providing a micro-sampling device for laboratory.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a micro-sampling device for a laboratory comprises a sampling outer cylinder, wherein a sampling inner cylinder is movably arranged in the sampling outer cylinder, the sampling inner cylinder is arranged at the middle position of the sampling outer cylinder, one end of the sampling outer cylinder is connected with a sampling head, a suction head is connected in the sampling head, one end of the suction head penetrates through the sampling head and is communicated with the inside of the sampling outer cylinder, a first sealing plate is movably arranged in the sampling outer cylinder and is perpendicular to the sampling inner cylinder, a second sealing plate is fixedly connected to one side of the first sealing plate, one side, far away from the first sealing plate, of the second sealing plate is perpendicularly connected to one end of the sampling inner cylinder, one end of the sampling inner cylinder is fixedly connected to the second sealing plate and penetrates through the second sealing plate, a positioning plate is connected to one end, far away from the sampling head, of the sampling outer cylinder, and the positioning, an adjusting sleeve is fixedly sleeved on the outer side of the sampling inner cylinder, and one end of the adjusting sleeve movably penetrates through the positioning plate.
Preferably, the first sealing plate is arranged at one end, close to the sampling head, in the sampling outer barrel, a positioning groove is formed in the first sealing plate, a sealing block is arranged in the positioning groove, a liquid inlet groove is formed in the sealing block, and the liquid inlet groove is communicated with the sampling inner barrel.
Preferably, the locating plate internalization is provided with the regulating block, and the adjusting collar activity passes the regulating block, the locating plate is passed perpendicularly to the one end of regulating block to fixedly connected with changes the tooth, change tooth movable adjustment on the surface of adjusting collar.
Preferably, the surface of the adjusting sleeve is provided with thread teeth, and the adjusting sleeve is in threaded connection with the adjusting block.
Preferably, a sealing suction plate is movably arranged in the sampling inner cylinder, and an adjusting rod is vertically connected to the sealing suction plate.
Preferably, one end of the adjusting rod movably penetrates through the sampling inner cylinder and extends to the outside.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, through setting up sample urceolus, two sets of closing plates, adjusting collar and regulating block, can carry out the sample volume of normal chemical examination liquid, through setting up sample inner tube, sealed suction disc, sealed piece and regulation pole, the volume of sample inner tube reduces, the micro-sampling of can being convenient for.
In conclusion, the different measuring and sampling cylinders arranged in the device can facilitate different sampling quantities, namely micro-sampling, and can also be used for sampling normal quantities in two using modes, and the device can be used for realizing the micro-sampling.
Drawings
FIG. 1 is a schematic structural view of a micro-sampling device for a laboratory according to the present invention;
FIG. 2 is a schematic view of a sampling barrel of the micro-sampling device for laboratory;
fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure: the device comprises a sampling outer cylinder 1, a sampling head 2, a suction head 3, a first sealing plate 4, a second sealing plate 5, a sampling inner cylinder 6, an adjusting rod 7, an adjusting sleeve 8, a positioning plate 9, an adjusting block 10, a positioning groove 11, a sealing suction plate 12 and a sealing block 13.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a micro-sampling device for laboratories, comprising a sampling outer cylinder 1, a sampling inner cylinder 6 movably arranged in the sampling outer cylinder 1, the sampling inner cylinder 6 arranged at the middle position of the sampling outer cylinder 1, a sampling head 2 connected to one end of the sampling outer cylinder 1, a suction head 3 connected to the inside of the sampling head 2, a first sealing plate 4 movably arranged in the sampling outer cylinder 1 and vertically arranged with the sampling inner cylinder 6, a first sealing plate 4 arranged at one end of the sampling outer cylinder 1 close to the sampling head 2, a positioning groove 11 arranged in the first sealing plate 4, a sealing block 13 arranged in the positioning groove 11, a liquid inlet groove arranged in the sealing block 13 and communicated with the sampling inner cylinder 6, a second sealing plate 5 fixedly connected to one side of the first sealing plate 4, and a side of the second sealing plate 5 far away from the first sealing plate 4 vertically connected to one end of the sampling inner cylinder 6, one end of the sampling inner cylinder 6 is fixedly connected to the second sealing plate 5 and penetrates through the second sealing plate 5, one end of the sampling outer cylinder 1, which is far away from the sampling head 2, is connected with a positioning plate 9, the positioning plate 9 is vertically connected to one end of the sampling outer cylinder 1, the outer side of the sampling inner cylinder 6 is fixedly sleeved with an adjusting sleeve 8, one end of the adjusting sleeve 8 movably penetrates through the positioning plate 9, an adjusting block 10 is movably arranged in the positioning plate 9, the adjusting sleeve 8 movably penetrates through the adjusting block 10, one end of the adjusting block 10 vertically penetrates through the positioning plate 9 and is fixedly connected with a rotating tooth, the rotating tooth is movably adjusted on the surface of the adjusting sleeve 8, the surface of the adjusting sleeve 8 is provided with a threaded tooth, the adjusting sleeve is connected with the adjusting block 10 through a thread, a sealing suction plate 12 is movably arranged in the sampling inner cylinder 6, an adjusting rod 7 is vertically connected, and extends to the outside.
The working principle is as follows: when the device is used for micro-sampling, the suction head 3 is placed in the extracted liquid, the rotating teeth are rotated to enable the rotating teeth to drive the adjusting block 10 to rotate, the adjusting sleeve 8 is driven to approach to one side of the sampling head 2, the first sealing plate 4 is abutted against one end of the sampling outer cylinder 1, then the adjusting rod 7 is pulled outwards, the adjusting rod 7 drives the sealing suction plate 12 in the sampling inner cylinder 6 to move in the sampling inner cylinder 6, in the process of pulling the adjusting rod 7, the adjusting rod 7 is provided with scale marks which can be displayed according to the pulled scale marks to determine the sampling amount in the sampling inner cylinder 6 and carry out micro-sampling, the device not only can carry out micro-sampling, but also can carry out normal-amount sampling, the suction head 3 is placed in the liquid to be extracted, then the rotating teeth on the outer side are rotated to enable the rotating teeth to drive the adjusting sleeve 8 to move, the adjusting sleeve 8 moves towards the outer side, and in, drive second closing plate 5 and remove in sample urceolus 1 to in the liquid entering sample urceolus 1 of extracting under the effect of pressure, first closing plate 4 follows second closing plate 5 and removes in sample urceolus 1, takes a sample, and the outside of sample urceolus 1 is equipped with scale mark, the volume of accurate measurement sample.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A micro-sampling device for a laboratory comprises a sampling outer cylinder (1) and is characterized in that a sampling inner cylinder (6) is movably arranged in the sampling outer cylinder (1), the sampling inner cylinder (6) is arranged in the middle of the sampling outer cylinder (1), one end of the sampling outer cylinder (1) is connected with a sampling head (2), a suction head (3) is connected in the sampling head (2), one end of the suction head (3) penetrates through the sampling head (2) and is communicated with the inside of the sampling outer cylinder (1), a first sealing plate (4) is movably arranged in the sampling outer cylinder (1), the first sealing plate (4) is perpendicular to the sampling inner cylinder (6), a second sealing plate (5) is fixedly connected to one side of the first sealing plate (4), and one side, far away from the first sealing plate (4), of the second sealing plate (5) is perpendicular to one end of the sampling inner cylinder (6), the one end fixed connection of sample inner tube (6) is on second closing plate (5) to pass second closing plate (5), the one end of keeping away from sampling head (2) on sample urceolus (1) is connected with locating plate (9), and locating plate (9) connect the one end at sample urceolus (1) perpendicularly, the outside of sample inner tube (6) is fixed to have cup jointed adjusting collar (8), and the one end activity of adjusting collar (8) passes locating plate (9).
2. The micro-sampling device for laboratories according to claim 1, wherein the first sealing plate (4) is disposed at an end of the sampling outer cylinder (1) close to the sampling head (2), and a positioning groove (11) is formed in the first sealing plate (4), a sealing block (13) is disposed in the positioning groove (11), and a liquid inlet groove is formed in the sealing block (13), and the liquid inlet groove communicates with the sampling inner cylinder (6).
3. The micro-sampling device for the laboratory according to claim 1, wherein an adjusting block (10) is movably arranged in the positioning plate (9), the adjusting sleeve (8) movably penetrates through the adjusting block (10), one end of the adjusting block (10) vertically penetrates through the positioning plate (9) and is fixedly connected with a rotating tooth, and the rotating tooth is movably adjusted on the surface of the adjusting sleeve (8).
4. A laboratory microsampling device according to claim 1, characterised in that the surface of the adjusting sleeve (8) is provided with screw thread teeth and the adjusting sleeve is screwed with the adjusting block (10).
5. The micro-sampling device for laboratory use according to claim 1, characterized in that a sealing suction plate (12) is movably arranged in the sampling inner cylinder (6), and an adjusting rod (7) is vertically connected to the sealing suction plate (12).
6. A laboratory microsampling device according to claim 5, characterized in that one end of the adjusting rod (7) is movably passed through the sampling inner cylinder (6) and extended to the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821765098.XU CN212007947U (en) | 2018-10-30 | 2018-10-30 | Micro-sampling device for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821765098.XU CN212007947U (en) | 2018-10-30 | 2018-10-30 | Micro-sampling device for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212007947U true CN212007947U (en) | 2020-11-24 |
Family
ID=73412734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821765098.XU Expired - Fee Related CN212007947U (en) | 2018-10-30 | 2018-10-30 | Micro-sampling device for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212007947U (en) |
-
2018
- 2018-10-30 CN CN201821765098.XU patent/CN212007947U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201124 Termination date: 20211030 |