CN214022410U - Clinical immunity inspection is with belt cleaning device of application of sample needle - Google Patents
Clinical immunity inspection is with belt cleaning device of application of sample needle Download PDFInfo
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- CN214022410U CN214022410U CN202022940035.7U CN202022940035U CN214022410U CN 214022410 U CN214022410 U CN 214022410U CN 202022940035 U CN202022940035 U CN 202022940035U CN 214022410 U CN214022410 U CN 214022410U
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Abstract
The utility model provides a cleaning device for a sample adding needle for clinical immunoassay, which comprises a cleaning barrel for accommodating the inlet and outlet and cleaning of the sample adding needle, wherein the upper end and the lower end of the cleaning barrel are of a closed structure, a cleaning cavity is formed in the cleaning barrel, a through hole for the inlet and outlet of the sample adding needle is arranged at the upper closed end of the cleaning barrel, a liquid drainage joint is arranged at the lower closed end of the cleaning barrel, and the liquid drainage joint is connected and communicated with a waste liquid barrel through a liquid drainage pipeline; the outer wall of the cleaning barrel is provided with an air inlet joint and a liquid inlet joint, the liquid inlet joint is connected with a water circulation module, and the water circulation module is used for adding cleaning liquid into the cleaning barrel and cleaning the sample adding needle in a water flow impact mode; the air inlet joint is connected with an air circulation module, and the air circulation module is used for blowing off the cleaning solution carried by the sampling needle in the withdrawing process of the sampling needle; it can guarantee the washing effect to the application of sample needle, can avoid the mutual interference between the sample simultaneously, improves the degree of accuracy of test.
Description
Technical Field
The utility model relates to an immunoassay detects the field, concretely relates to clinical immunoassay is with belt cleaning device of application of sample needle.
Background
The immunological detection is a means for detecting by utilizing the specific reaction of antigen and antibody, and can utilize isotope, enzyme, chemiluminescence substance, etc. to amplify and display the detection signal, so that it is often used for detecting trace substances such as protein, hormone, etc. the automatic immunoassay device is now widely used in clinic due to its advantages of convenience, rapidness, accuracy and stability, etc., and becomes the main method of clinical immunoassay. In the automatic inspection process, after the separate injection of the patient sample is completed every time, the surface of the sample adding needle needs to be cleaned, so that the mutual interference among different samples is avoided, and the accuracy of a detection result is ensured. Traditional immunoassay appearance cleaning method mainly has soaking formula and mobile formula, and the soaking formula is saved the lotion volume but is easily caused cross contamination between the sample, and mobile formula washs mostly the relative motion between application of sample needle and washing pond, but the result is complicated, and the cleaning efficiency is low. How to guarantee the washing effect through the belt cleaning device and the method of an immunoassay equipment, avoid the mutual interference between the sample, improve the degree of accuracy of test, be a problem that needs to solve, consequently, the utility model provides a belt cleaning device of application of sample needle for clinical immunoassay.
SUMMERY OF THE UTILITY MODEL
For solving prior art's not enough, the utility model aims at providing a clinical immunoassay is with belt cleaning device of application of sample needle, it can guarantee the washing effect to the application of sample needle, can avoid the mutual interference between the sample simultaneously, improves the degree of accuracy of test.
In order to achieve the technical purpose, the utility model adopts the following technical scheme.
A cleaning device for a sample adding needle for clinical immunoassay comprises a cleaning barrel for accommodating the inlet and outlet of the sample adding needle and cleaning, wherein the upper end and the lower end of the cleaning barrel are of a closed structure, a cleaning cavity is formed in the cleaning barrel, the outer wall of the cleaning barrel is provided with an air inlet connector and a liquid inlet connector, the side wall of the cleaning barrel is provided with an air cavity, the air cavity is positioned above the liquid inlet connector, the side wall of the air cavity, facing the cleaning cavity, is provided with an air outlet, and the air cavity is communicated with the air inlet connector in a connecting manner;
the air inlet joint is connected with an air circulation module which is used for blowing off the cleaning solution carried by the sample adding needle in the withdrawing process of the sample adding needle;
the liquid inlet joint is connected with a water circulation module which is used for adding cleaning liquid into the cleaning cavity and cleaning the sample adding needle in a water flow impact mode.
As a further improvement of the utility model, the gas outlet is of a downward opening structure; the significance is that the liquid carried on the sample adding needle is ensured to be blown into the cleaning cavity;
the air cavity is of an annular cavity structure; the meaning lies in, guarantees that the even blowing of air is to the application of sample needle.
As a further improvement, the cleaning barrel in be provided with the water-stop sheet, the water-stop sheet is provided with two along vertical direction, and the region between two water-stop sheets constitutes the liquid outlet, is connected the switch-on between liquid outlet and the liquid inlet joint.
As a further improvement of the utility model, the water-stop sheet is obliquely arranged towards the direction of the lower closed end of the cleaning barrel; the device has the advantages that the liquid outlet is of a downward opening structure, so that the cleaning liquid can be enabled to flow into the cleaning cavity of the cleaning barrel quickly, the impact force of the cleaning liquid on the sampling needle can be increased, the sampling needle can be cleaned completely, and meanwhile, the water-stop plate which is arranged obliquely can prevent waste liquid from flowing backwards and splashing back into the liquid outlet in the cleaning process of the sampling needle;
the water-stop sheet is of an annular structure; make the liquid outlet wholly be annular cavity structure, can guarantee the homogeneity that the washing liquid flows.
As a further improvement, the hydrologic cycle module include stock solution bucket and water pump, be connected the switch-on between the feed liquor end of water pump and the stock solution bucket, be connected the switch-on through being connected the water pipe between the play liquid end of water pump and the feed liquor connector, be provided with first solenoid valve on the connecting water pipe.
As a further improvement, the air circulation module comprises an air pump, the air outlet end of the air pump is connected with the air inlet joint through a connecting air pipe, and a second electromagnetic valve is arranged on the connecting air pipe.
As a further improvement, the last blind end of washing bucket offer the through-hole that is used for the application of sample needle business turn over, the lower blind end of washing bucket is provided with the flowing back and connects, the flowing back connects and is connected the switch-on through flowing back pipeline and waste liquid bucket.
Compared with the prior art, the utility model beneficial effect lie in:
1. the utility model discloses can guarantee the washing effect to the application of sample needle, can avoid the mutual interference between the sample simultaneously, improve the degree of accuracy of test;
2. the liquid outlet is of a downward opening structure, so that the cleaning liquid can be ensured to flow into the cleaning cavity of the cleaning barrel quickly, the impact force of the cleaning liquid on the sample adding needle can be increased, and the sample adding needle is ensured to be cleaned;
the water-stop sheet arranged in an inclined manner can prevent the waste liquid from flowing backwards and splashing back into the liquid outlet in the cleaning process of the sampling needle;
the water-stop plate with the annular structure enables the liquid outlet to be integrally in an annular cavity structure, so that the flowing uniformity of the cleaning liquid can be ensured;
3. in the withdrawing process after the sample adding needle is cleaned, the arrangement of the air circulation module can blow off the cleaning liquid carried on the sample adding needle;
the air outlet with a downward opening structure can ensure that the liquid carried on the sample adding needle is blown into the cleaning cavity;
the air cavity that is annular cavity structure can guarantee that the air is even blows to the application of sample needle.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic sectional view of the cleaning barrel of the present invention.
Fig. 3 is a schematic structural view of the cleaning barrel of the present invention.
The reference numbers in the figures are:
1. a liquid storage barrel; 2. a water pump; 3. a first solenoid valve; 4. connecting a water pipe;
5. a washing barrel; 51. an air outlet; 52. an air cavity; 53. a water-stop sheet; 54. a liquid outlet; 55. a cleaning chamber; 56. a liquid discharge joint; 57. an air inlet joint; 58. a liquid inlet joint; 59. a through hole;
6. a waste liquid barrel; 7. connecting an air pipe; 8. an air pump; 9. a second solenoid valve; 10. and a sample adding needle.
Detailed Description
To facilitate an understanding of the present invention, the present invention will be described more fully with reference to the following specific embodiments.
As shown in fig. 1-3, a cleaning device for a sample-adding needle for clinical immunoassay comprises a cleaning barrel 5 for accommodating the inlet and outlet of the sample-adding needle 10 and cleaning, the upper and lower ends of the cleaning barrel 5 are closed structures, the upper closed end of the cleaning barrel 5 is provided with a through hole 59 for the inlet and outlet of the sample-adding needle 10, the lower closed end of the cleaning barrel 5 is provided with a liquid discharge joint 56, and the liquid discharge joint 56 is connected and communicated with a waste liquid barrel 6 through a liquid discharge pipeline; waste liquid generated after the sample adding needle 10 is cleaned in the cleaning barrel 5 flows into the waste liquid barrel 6 through the liquid discharge connector 56 and the liquid discharge pipeline.
The outer wall of washing bucket 5 be provided with air inlet joint 57 and liquid inlet joint 58, liquid inlet joint 58 is connected with the hydrologic cycle module, the hydrologic cycle module is used for adding the washing liquid to washing bucket 5 in and accomplish the washing to application of sample needle 10 with the water impact mode.
The air inlet connector 57 is connected with an air circulation module, and the air circulation module is used for blowing away the cleaning solution carried by the sample adding needle 10 in the withdrawing process of the sample adding needle.
As shown in fig. 2, two water stop plates 53 are arranged in the cleaning barrel 5, two water stop plates 53 are arranged in the vertical direction, an area between the two water stop plates 53 forms a liquid outlet 54, and the liquid outlet 54 is connected with a liquid inlet joint 58; sample adding needle 10 is located washing barrel 5's washing chamber 55 back, and the washing liquid flows in washing barrel 5's washing chamber 55 through hydrologic cycle module, liquid inlet joint 58, liquid outlet 54 to accomplish the washing to sample adding needle 10 with the water impact mode, simultaneously, the waste liquid that produces in the cleaning process flows to waste liquid bucket 6 in through flowing back joint 56, drainage tube.
Preferably, the water-stop sheet 53 is arranged obliquely, and a downward included angle of two included angles formed between the water-stop sheet 53 and the inner wall of the cleaning barrel 1 is an acute angle; its meaning lies in, makes liquid outlet 54 be opening downward structure, guarantees that the washing liquid flows into fast to washing barrel 5's washing chamber 55 in, simultaneously, can increase the washing liquid to the impact force of application of sample needle 10, guarantees that application of sample needle 10 is by the sanitization, simultaneously, is the water-stop sheet 53 that the slope was arranged and can prevent application of sample needle 10 cleaning process, and the waste liquid is palirrhea and splash back in the liquid outlet 54.
Preferably, the water-stop sheet 53 is in an annular structure; the significance is that the liquid outlet 54 is integrally in an annular cavity structure, so that the uniformity of the flowing-out of the cleaning liquid can be ensured.
As shown in fig. 2, the side wall of the washing barrel 5 is provided with an air cavity 52, the air cavity 52 is located above the liquid outlet 54, the side wall of the air cavity 52 facing the washing cavity 55 is provided with an air outlet 51, and the air cavity 52 is communicated with the air inlet joint 57; after the application of sample needle 10 finishes washing, application of sample needle 10 withdraws from washing bucket 5 through motor and belt drive, withdraws from the in-process, and the air cycle module is opened, and the air blows to application of sample needle 10 through air inlet joint 57, air cavity 52, gas outlet 51, blows off the washing liquid that application of sample needle 10 carried, and the air can directly be outwards discharged from through-hole 59 simultaneously.
Preferably, the air outlet 51 is of an open downward structure; the significance of this is to ensure that the liquid carried by the sample-adding needle 10 is blown into the washing chamber 55.
Preferably, the air cavity 52 is of an annular cavity structure; the significance is to ensure that air is uniformly blown to the sampling needle 10.
As shown in fig. 1, the water circulation module comprises a liquid storage barrel 1 and a water pump 2, wherein a liquid inlet end of the water pump 2 is communicated with the liquid storage barrel 1, a liquid outlet end of the water pump 2 is communicated with a liquid inlet joint 58 through a connecting water pipe 4, and the connecting water pipe 4 is provided with a first electromagnetic valve 3; the first electromagnetic valve 3 is opened, the water pump 2 operates and extracts the cleaning liquid from the liquid storage barrel 1, and the cleaning liquid flows into the liquid outlet 54 through the connecting water pipe 4 and the liquid inlet joint 58.
The air circulation module comprises an air pump 8, the air outlet end of the air pump 8 is communicated with the air inlet joint 57 through a connecting air pipe 7, and a second electromagnetic valve 9 is arranged on the connecting air pipe 7; the second solenoid valve 9 is opened, the air pump 9 is operated and draws air, which flows into the air chamber 52 through the connecting air pipe 7 and the air inlet joint 57.
This belt cleaning device specifically is to the cleaning process of application of sample needle: firstly, a sample adding needle 10 is vertically suspended in the air through an external bracket, and the sample adding needle 10 is driven into a cleaning cavity 55 of a cleaning barrel 5 through a motor and a belt;
then, the water circulation module is started to extract the cleaning liquid, the cleaning liquid flows into the cleaning cavity 55 of the cleaning barrel 5 through the liquid inlet joint 58 and the liquid outlet 54, the cleaning of the sampling needle 10 is completed in a water flow impact mode, and meanwhile, waste liquid generated in the cleaning process flows into the waste liquid barrel 6 through the liquid discharge joint 56 and the liquid discharge pipeline;
after sample adding needle 10 washs and finishes, sample adding needle 10 withdraws from washing bucket 5 through motor and belt drive, withdraws from the in-process, and the air cycle module is opened and is extracted the air, and the air flows to air cavity 52 in through connecting trachea 7, air inlet joint 57 to blow to sample adding needle 10 through gas outlet 51, blow off the washing liquid that sample adding needle 10 carried, the air can directly be outwards discharged from through-hole 59 simultaneously.
The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. A cleaning device for a sample adding needle for clinical immunoassay comprises a cleaning barrel for accommodating the inlet and outlet of the sample adding needle and cleaning, wherein the upper end and the lower end of the cleaning barrel are of a closed structure, a cleaning cavity is formed in the cleaning barrel, and the outer wall of the cleaning barrel is provided with an air inlet connector and a liquid inlet connector;
the air inlet joint is connected with an air circulation module which is used for blowing off the cleaning solution carried by the sample adding needle in the withdrawing process of the sample adding needle;
the liquid inlet joint is connected with a water circulation module which is used for adding cleaning liquid into the cleaning cavity and cleaning the sample adding needle in a water flow impact mode.
2. The device for cleaning a sample application needle for clinical immunoassay according to claim 1, wherein the air outlet has a downward opening structure;
the air cavity is of an annular cavity structure.
3. The cleaning device for the sample adding needle for clinical immunoassay according to claim 1, wherein two water-stop sheets are arranged in the cleaning barrel in the vertical direction, and the area between the two water-stop sheets forms a liquid outlet, which is connected to a liquid inlet joint.
4. The cleaning device for the sample adding needle for clinical immunoassay according to claim 3, wherein the water-stop sheet is arranged obliquely toward the lower closed end of the cleaning barrel;
the water-stop sheet is of an annular structure.
5. The cleaning device for the sample adding needle for clinical immunoassay according to claim 1, wherein the water circulation module comprises a liquid storage barrel and a water pump, the liquid inlet end of the water pump is connected and communicated with the liquid storage barrel, the liquid outlet end of the water pump is connected and communicated with a liquid inlet connector through a connecting water pipe, and a first electromagnetic valve is arranged on the connecting water pipe.
6. The cleaning device for the sample adding needle for clinical immunoassay according to claim 1, wherein the air circulation module comprises an air pump, the air outlet end of the air pump is communicated with the air inlet joint through a connecting air pipe, and a second electromagnetic valve is arranged on the connecting air pipe.
7. The device for cleaning the sampling needle for clinical immunoassay according to any one of claims 1 to 6, wherein the upper closed end of the cleaning barrel is provided with a through hole for the sampling needle to enter and exit, the lower closed end of the cleaning barrel is provided with a drainage connector, and the drainage connector is connected and communicated with the waste liquid barrel through a drainage pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022940035.7U CN214022410U (en) | 2020-12-10 | 2020-12-10 | Clinical immunity inspection is with belt cleaning device of application of sample needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022940035.7U CN214022410U (en) | 2020-12-10 | 2020-12-10 | Clinical immunity inspection is with belt cleaning device of application of sample needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214022410U true CN214022410U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022940035.7U Active CN214022410U (en) | 2020-12-10 | 2020-12-10 | Clinical immunity inspection is with belt cleaning device of application of sample needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214022410U (en) |
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2020
- 2020-12-10 CN CN202022940035.7U patent/CN214022410U/en active Active
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