CN212121088U - Take seminal plasma analyzer sampling needle of self-cleaning function - Google Patents
Take seminal plasma analyzer sampling needle of self-cleaning function Download PDFInfo
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- CN212121088U CN212121088U CN202020503845.3U CN202020503845U CN212121088U CN 212121088 U CN212121088 U CN 212121088U CN 202020503845 U CN202020503845 U CN 202020503845U CN 212121088 U CN212121088 U CN 212121088U
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Abstract
The utility model discloses a seminal plasma analyzer sampling needle of area self-cleaning function sets up on full-automatic seminal plasma biochemical analyzer, include: the sampling device comprises a sampling pipe and a cleaning sleeve, wherein the sampling pipe is communicated with an injector, the cleaning sleeve is arranged on the outer side wall of the sampling pipe, a cavity is arranged between the cleaning sleeve and the outer side wall of the sampling pipe, a water inlet is arranged at the upper part of the cleaning sleeve, and an opening is arranged between the tail end of the cleaning sleeve and the outer side wall of the sampling pipe; the utility model discloses a set up the one deck at sampling needle tubing outer wall and wash the sleeve pipe, wash the water supply system intercommunication of sleeve pipe and full-automatic seminal plasma biochemical analyzer, need not to set up and wash the basin and can accomplish the washing to the sampling needle.
Description
Technical Field
The utility model belongs to the technical field of biochemical inspection instrument technique and specifically relates to a seminal plasma analyzer sampling needle of area self-cleaning function.
Background
In the prior art, a full-automatic seminal plasma biochemical analyzer is generally used in the field of seminal plasma biochemical index detection to measure the content of a part of biochemical indexes in seminal plasma samples, wherein a sampling needle is an indispensable component, and the transfer, separate injection and the like of samples and reagents are realized through the sampling needle. The sampling needle is usually mounted on a mechanical arm, and is connected with a syringe through a pipeline, the mechanical arm drives the sampling needle to move to a specified position, and the sample or the reagent is sucked and discharged through pushing and sucking of the syringe. Because the full-automatic seminal plasma biochemical analyzer supports the analysis of various reagents and a plurality of samples, in order to avoid cross contamination, the inner side wall and the outer wall of the sampling needle are cleaned after the sampling needle sucks and spits the samples every time. In the prior art, the cleaning of the inner side wall can be completed by putting deionized water into the injector end, and the cleaning of the outer wall is performed by a specially arranged cleaning water tank. The specific technical scheme is that the liquid sample adding needle is referred to a needle washing groove with application number of CN201620683454.8 for washing the inner wall and the outer wall, and a device and a method for washing the CN201310131730.0 sampling needle and a sample analysis device. The technical scheme has various defects: the relative position of the sampling needle and the cleaning water tank must be accurate when the sampling needle is cleaned, so that the debugging working hour is increased; when the equipment runs for a long time, the position of the cleaning water tank is easy to change due to vibration and the like, and the fault that the sampling needle scrapes the water tank is easy to generate; when the sampling needle is cleaned in a cleaning water tank, the phenomenon of water hanging at the needle point is easy to generate.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model aims to provide a take seminal plasma analyzer sampling needle of self-cleaning function through setting up the one deck at sampling needle tubing outer wall and wasing the sleeve pipe, washs the water supply system intercommunication of sleeve pipe and full-automatic seminal plasma biochemical analyzer, need not to set up the washing basin and can accomplish the washing to the sampling needle.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a take seminal plasma analyzer sampling needle of self-cleaning function, sets up on full-automatic seminal plasma biochemical analyzer, includes: sampling pipe and washing sleeve pipe, sampling pipe and syringe intercommunication, it sets up to wash the sleeve pipe on the lateral wall of sampling pipe, wash the sleeve pipe with be provided with the cavity between the lateral wall of sampling pipe, it is provided with the water inlet to wash sheathed tube upper portion, wash sheathed tube end with be provided with the opening between the sampling pipe lateral wall.
Further, the water inlet is communicated with a waterway system of the full-automatic seminal plasma biochemical analyzer.
Furthermore, the locating sleeve is arranged on the outer side wall of the cleaning sleeve, the locating sleeve is arranged between the water inlet and the opening, and the sampling needle is connected with the mechanical arm through the locating sleeve.
Further, the top end of the cleaning sleeve is connected with the outer side wall of the sampling pipe in a sealing mode.
Further, the cleaning sleeve is welded to the outer side wall of the sampling tube.
Further, the length of the cleaning sleeve is smaller than that of the sampling pipe.
Furthermore, the end face of the tail end of the cleaning sleeve is of a bevel cutting surface structure.
The utility model discloses area is from cleaning function's seminal plasma analyzer sampling needle, increase the one deck through the sampling pipe lateral wall at current sampling needle and wash the sleeve pipe, wash the water route system intercommunication that sets up water inlet and full-automatic seminal plasma biochemical analyzer on the sleeve pipe, make and wash and form a rivers intermediate layer between sleeve pipe and the sampling pipe lateral wall, when the sampling needle needs to wash, in the inner wall abluent while, can wash the outer lateral wall of the sleeve pipe blowout deionized water through this, a lateral wall for wash the sampling needle. Aiming at the problems in the prior art, the needle of the utility model does not need to be provided with a cleaning water tank, has simple structure, saves the debugging working time, can be washed by only opening a water path when the sampling needle needs to be cleaned, and has simple operation; the sampling needle is connected with full-automatic seminal plasma biochemical analyzer and can realize the function of self-cleaning, simultaneously, because the rivers that wash the sampling needle outer wall are perpendicularly downwards along the outer wall of sampling pipe, when wasing the end, remaining washing water can break away from the sampling pipe completely under gravity and inertial effect, has avoided the phenomenon that the needle point hung water.
Additionally the utility model discloses the whole fault rate of product is extremely low, can practice thrift the cost by a wide margin, practices thrift the time that sets up the washing basin, improves work efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a water circuit system in the full-automatic seminal plasma biochemical analyzer.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions of the present invention are described below clearly and completely with reference to the drawings in the examples of the present invention, and it is obvious that the described examples are only a part of examples of the present invention, but not all examples. Based on the middle examples of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
In the description of the present embodiment, the terms "inside", "outside", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish similar items and are not to be construed as requiring a particular order or sequence, and it is to be understood that such uses are interchangeable under appropriate circumstances.
To clearly illustrate the design concept of the present invention, the following description is made with reference to the examples.
A sampling needle with a self-cleaning function for a seminal plasma analyzer comprises: sampling pipe and washing sleeve pipe, sampling pipe and syringe intercommunication, it sets up to wash the sleeve pipe on the lateral wall of sampling pipe, wash the sleeve pipe with be provided with the cavity between the lateral wall of sampling pipe, it is provided with the water inlet to wash sheathed tube upper portion, wash sheathed tube end with be provided with the opening between the sampling pipe lateral wall.
The utility model discloses area is from seminal plasma analyzer sampling needle of cleaning function, increase the one deck through the sampling pipe lateral wall at current sampling needle and wash the sleeve pipe, wash the water route system intercommunication that sets up water inlet and full-automatic seminal plasma biochemical analyzer on the sleeve pipe, make and wash and form a rivers intermediate layer between sleeve pipe and the sampling pipe lateral wall, when the sampling needle needs to wash, in the inner wall abluent while, can wash the sleeve pipe through this blowout deionized water and wash the outer wall, a lateral wall for wash the sampling needle. Aiming at the problems in the prior art, the needle of the utility model does not need to be provided with a cleaning water tank, has simple structure, saves the debugging working time, can be washed by only opening a water path when the sampling needle needs to be cleaned, and has simple operation; the sampling needle is connected with full-automatic seminal plasma biochemical analyzer and can realize the function of self-cleaning, simultaneously, because the rivers that wash the sampling needle outer wall are perpendicularly downwards along the outer wall of sampling pipe, when wasing the end, remaining washing water can break away from the sampling pipe completely under gravity and inertial effect, has avoided the phenomenon that the needle point hung water.
Additionally the utility model discloses the whole fault rate of product is extremely low, can practice thrift the cost by a wide margin, practices thrift the time that sets up the washing basin, improves work efficiency.
Examples
As shown in fig. 1 and 2, a sampling needle with self-cleaning function for a seminal plasma analyzer, which is arranged on a full-automatic seminal plasma biochemical analyzer, comprises: sampling pipe 1 and washing sleeve pipe 2, sampling pipe 1 and syringe 7 intercommunication, it sets up to wash sleeve pipe 2 on sampling pipe 1's the lateral wall, wash sleeve pipe 2 with be provided with the cavity between sampling pipe 1's the lateral wall, the upper portion of wasing sleeve pipe 2 is provided with water inlet 2-1, wash sleeve pipe 2 the end with be provided with the opening between the sampling pipe 1 lateral wall.
In this embodiment, the positioning sleeve 3 is disposed on the outer side wall of the cleaning sleeve 2, the sampling needle is connected to a sampling arm disposed on the full-automatic seminal plasma biochemical analyzer through the positioning sleeve 3, the positioning sleeve 3 is clamped between the water inlet 2-1 and the opening on the cleaning sleeve 2, wherein the water inlet 2-1 is disposed on the cleaning sleeve 2 near the top end thereof, and the cleaning sleeve 2 is communicated with a waterway system in the full-automatic seminal plasma biochemical analyzer through the water inlet 2-1. In this embodiment, wash sleeve pipe 2 and be the annular sleeve pipe, wash and form sealing connection after welded connection between the top of sleeve pipe 2 and the outer wall of sampling pipe 1, wash and set up the opening between 2 terminal and the sampling pipe 1 lateral wall of sleeve pipe and form the delivery port. When the sampling needle needs to be cleaned, under the control of a full-automatic seminal plasma biochemical analyzer, cleaning water (generally deionized water) is respectively sprayed out of the sampling tube 1 and the cleaning sleeve 2, and the cleaning of the inner side wall and the outer side wall of the sampling needle can be completed.
In the above examples, as shown in fig. 1 and 2, the length of the cleaning sleeve 2 is smaller than that of the sampling tube 1, and the end surface of the cleaning sleeve 2 is provided with a chamfered structure. The position that sets up of above-mentioned structure and position sleeve 3 combines together, and the length of control position sleeve 3 below washing pipe can be avoided when the sampling needle is sampled, washs 2 tail ends of sleeve pipe and rubs on the test tube wall, prevents to cause cross contamination.
In the above example, as shown in fig. 2, when the full-automatic seminal plasma biochemical analyzer controls the sampling needle to suck and discharge the sample, the pipelines controlled by the electromagnetic valves 4 and 5 are communicated with the water supply pipe 6 to respectively supply water between the sampling pipe and the cleaning sleeve. The solenoid valves 4 and 5 control the on-off of the water path, when the solenoid valves 4 and 5 are closed, the injector 7 moves downwards to suck the sample, and moves upwards to eject the sample. During the washing, solenoid valve 4, 5 are opened, and water through solenoid valve 4 washs 1 lateral wall of sampling pipe, and water through solenoid valve 5 washes 1 inside wall of sampling pipe.
In the above-mentioned example, through increasing the one deck at the sampling pipe lateral wall of current sampling needle and wasing the sleeve pipe, wash the water route system intercommunication that sets up water inlet and full-automatic seminal plasma biochemical analyzer on the sleeve pipe for wash and form a rivers intermediate layer between sleeve pipe and the sampling pipe lateral wall, when the sampling needle needs to wash, when the inboard wall is washd, can wash the outer wall through this washing spout deionized water in the sleeve pipe, be used for wasing the lateral wall of sampling needle. Aiming at the problems in the prior art, the needle of the utility model does not need to be provided with a cleaning water tank, has simple structure, saves the debugging working time, can be washed by only opening a water path when the sampling needle needs to be cleaned, and has simple operation; the sampling needle is connected with full-automatic seminal plasma biochemical analyzer and can realize the function of self-cleaning, simultaneously, because the rivers that wash the sampling needle outer wall are perpendicularly downwards along the outer wall of sampling pipe, when wasing the end, remaining washing water can break away from the sampling pipe completely under gravity and inertial effect, has avoided the phenomenon that the needle point hung water.
Additionally the utility model discloses the whole fault rate of product is extremely low, can practice thrift the cost by a wide margin, practices thrift the time that sets up the washing basin, improves work efficiency.
It is noted that some of the structures may be selected differently than the specific examples given above. These are all made by those skilled in the art based on their basic skills based on understanding the idea of the present invention, and are not illustrated herein.
Finally, it is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention, and these changes and modifications are to be considered as the protection scope of the invention.
Claims (7)
1. The utility model provides a seminal plasma analyzer sampling needle of area self-cleaning function, sets up on full-automatic seminal plasma biochemical analyzer, its characterized in that includes: sampling pipe and washing sleeve pipe, sampling pipe and syringe intercommunication, it sets up to wash the sleeve pipe on the lateral wall of sampling pipe, wash the sleeve pipe with be provided with the cavity between the lateral wall of sampling pipe, it is provided with the water inlet to wash sheathed tube upper portion, wash sheathed tube end with be provided with the opening between the sampling pipe lateral wall.
2. The sampling needle of seminal plasma analyzer with self-cleaning function of claim 1 wherein the water inlet is communicated with the waterway system of the full-automatic seminal plasma biochemical analyzer.
3. The sampling needle of seminal plasma analyzer with self-cleaning function according to claim 2, wherein a positioning sleeve is arranged on the outer side wall of the cleaning sleeve, the positioning sleeve is arranged between the water inlet and the opening, and the sampling needle is connected with a mechanical arm through the positioning sleeve.
4. The sampling needle of seminal plasma analyzer with self-cleaning function of claim 1 wherein the top end of the cleaning sleeve is sealingly connected with the outer sidewall of the sampling tube.
5. The sampling needle of seminal plasma analyzer with self-cleaning function of claim 4 wherein the cleaning sleeve is welded to the outer sidewall of the sampling tube.
6. The sampling needle of a seminal plasma analyzer with self-cleaning function according to claim 1, wherein the length of the cleaning sleeve is less than the length of the sampling tube.
7. The sampling needle of seminal plasma analyzer with self-cleaning function of claim 1 wherein the end face of the cleaning sleeve is a chamfered structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020503845.3U CN212121088U (en) | 2020-04-09 | 2020-04-09 | Take seminal plasma analyzer sampling needle of self-cleaning function |
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| CN202020503845.3U CN212121088U (en) | 2020-04-09 | 2020-04-09 | Take seminal plasma analyzer sampling needle of self-cleaning function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109094A (en) * | 2021-06-15 | 2021-07-13 | 中国农业科学院农业环境与可持续发展研究所 | Sampling manipulator for environmental monitoring and use method thereof |
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2020
- 2020-04-09 CN CN202020503845.3U patent/CN212121088U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109094A (en) * | 2021-06-15 | 2021-07-13 | 中国农业科学院农业环境与可持续发展研究所 | Sampling manipulator for environmental monitoring and use method thereof |
| CN113109094B (en) * | 2021-06-15 | 2021-08-20 | 中国农业科学院农业环境与可持续发展研究所 | Sampling manipulator for environmental monitoring and use method thereof |
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