CN216174656U - Negative pressure cleaning device - Google Patents
Negative pressure cleaning device Download PDFInfo
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- CN216174656U CN216174656U CN202122492966.XU CN202122492966U CN216174656U CN 216174656 U CN216174656 U CN 216174656U CN 202122492966 U CN202122492966 U CN 202122492966U CN 216174656 U CN216174656 U CN 216174656U
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- inner ring
- cleaning
- ring body
- annular
- negative pressure
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Abstract
The utility model discloses a negative pressure cleaning device, which comprises an inner ring body and an outer ring body sleeved outside the inner ring body, wherein an upper cleaning ring groove and a lower cleaning ring groove are arranged between the inner ring body and the outer ring body, a plurality of upper liquid spraying holes and lower liquid spraying holes are uniformly arranged in the circumferential direction of the upper cleaning ring groove and the lower cleaning ring groove respectively, the upper cleaning ring groove and the lower cleaning ring groove are communicated with the inside of the inner ring body through the upper liquid spraying holes and the lower liquid spraying holes respectively, a water outlet communicated with the upper cleaning ring groove and a water inlet communicated with the lower cleaning ring groove are arranged on the outer ring body, the water outlet is connected with a negative pressure pump, the water inlet is connected with a liquid supply pump, the whole-section cleaning of a sample needle or a reagent needle is realized, and the cleaning effect is good.
Description
Technical Field
The utility model belongs to the field of in-vitro diagnosis, and particularly relates to a negative pressure cleaning device.
Background
In the field of in vitro diagnosis, a sample needle is required to suck a sample from a test tube or a sample, or a reagent needle is required to suck a reagent from a kit, and then the sample or the reagent is added into a reaction cup.
At present, the cleaning mode of a sample needle or a reagent needle mainly comprises fountain cleaning or waterfall cleaning, wherein a cleaning pool comprising two holes is used for the fountain cleaning, the inner wall of a large hole at one side of the cleaning pool is cleaned, then the cleaning pool moves into a small hole at the other side of the cleaning pool, water is spouted out of the small hole through a needle to clean the outer wall of the small hole, and the waterfall cleaning is realized by simultaneously cleaning the inner wall and the outer wall of the needle through a cleaning pool with oblique water spray. The two needle washing modes can only wash the outer wall of the needle point, and the whole-section washing of the outer wall of the needle is difficult to realize.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a negative pressure cleaning device, which realizes the whole-section cleaning of a sample needle or a reagent needle.
The technical scheme adopted by the utility model is as follows: the utility model provides a negative pressure belt cleaning device, includes the inner ring body and cup joints the outer annular body outside the inner ring body, have between inner ring body and the outer annular body and wash the annular under and, it has a plurality of upper spray holes and lower spray holes to wash annular respectively with lower wash annular circumference, upper wash annular and lower wash annular through upper spray hole and lower spray hole respectively with the inner ring internal portion be linked together, be provided with on the outer annular with wash communicating delivery port of annular and with wash the communicating water inlet of annular down, the delivery port links to each other with the negative pressure pump, and the water inlet links to each other with the liquid feed pump.
Preferably, the upper cleaning ring groove and the lower cleaning ring groove are arranged on the outer wall of the inner ring body.
Preferably, the inner ring body and the outer ring body are connected through interference fit.
Preferably, the inner ring body comprises an upper inner ring body and a lower inner ring body, the outer diameter of the upper inner ring body is larger than that of the lower inner ring body, and the outer ring body is sleeved outside the lower inner ring body and is abutted to the upper inner ring body.
Preferably, the upper cleaning ring groove is uniformly provided with 2-4 upper liquid spraying holes in the circumferential direction, and the lower cleaning ring groove is uniformly provided with 2-4 lower liquid spraying holes in the circumferential direction.
The utility model has the following beneficial effects: the utility model has simple and ingenious structure, not only realizes the whole-section cleaning of the sample needle or the reagent needle, but also has good cleaning effect.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any inventive exercise.
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a sectional view a-a of fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1, a negative pressure cleaning device includes an inner ring 1 and an outer ring 2 sleeved outside the inner ring, the inner ring 1 and the outer ring 2 are connected by interference fit, wherein the outer diameter of the inner ring 1 may be the same, or the structure of this embodiment may be adopted, including an upper inner ring and a lower inner ring, the outer diameter of the upper inner ring is larger than the outer diameter of the lower inner ring, and the outer ring is sleeved outside the lower inner ring and abutted against the upper inner ring, so that the positioning assembly and sealing between the inner ring and the outer ring can be better realized.
As shown in fig. 2 and 3, an upper cleaning ring groove 3 and a lower cleaning ring groove 4 are provided between the inner ring body 1 and the outer ring body 2, in this embodiment, the upper cleaning ring groove 3 and the lower cleaning ring groove 4 are provided on the outer wall of the inner ring body 1, a plurality of upper liquid spray holes 7 and lower liquid spray holes 8 are uniformly arranged in the circumferential direction of the upper cleaning ring groove 3 and the lower cleaning ring groove 4, respectively, in this embodiment, the number of the upper liquid spray holes 7 and the number of the lower liquid spray holes 8 are 2, and are symmetrically provided in the circumferential direction of the upper cleaning ring groove 3 and the lower cleaning ring groove 4, respectively; the upper cleaning ring groove 3 and the lower cleaning ring groove 4 are communicated with the inside of the inner ring body 1 through an upper liquid spraying hole 7 and a lower liquid spraying hole 8 respectively, the outer ring body 2 is provided with a water outlet 5 communicated with the upper cleaning ring groove and a water inlet 6 communicated with the lower cleaning ring groove, the water outlet 5 is connected with a negative pressure pump, and the water inlet 6 is connected with a liquid supply pump.
The structure realizes the full-section cleaning of the sample needle or the reagent needle, when the structure works, the sample needle or the reagent needle is inserted into the inner ring body, and when the sample needle or the reagent needle needs to be cleaned, a liquid supply pump pumps cleaning liquid from a water inlet 6, and the cleaning liquid enters the inner ring body through a lower cleaning ring groove 4 corresponding to the inner ring body and lower liquid spraying holes uniformly distributed in the circumferential direction on the lower cleaning ring groove 4, namely the part where the sample needle or the reagent needle is located in the figure; meanwhile, the water outlet 5 is connected into a negative pressure pump, and negative pressure is guided into the inner ring body 1 through the corresponding upper cleaning ring groove on the inner ring body and the upper liquid spraying holes uniformly distributed in the circumferential direction of the upper cleaning ring groove, so that cleaning liquid injected from the water inlet 6 is collected and recovered to clean the sample needle or the reagent needle, and the sample needle or the reagent needle can move up and down in the inner ring body, thereby realizing the full-section cleaning of the sample needle or the reagent needle.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a negative pressure belt cleaning device, its characterized in that includes interior ring body and cup joints the outer ring body outside the interior ring body, have between interior ring body and the outer ring body and wash the annular down and wash the annular, go up and wash the annular and wash annular circumference and evenly arranged a plurality of upper spray holes and lower spray holes respectively, go up and wash annular and wash the annular down and be linked together through upper spray hole and lower spray hole and interior ring body inside respectively, be provided with on the outer ring body with wash the communicating delivery port of annular and with wash the communicating water inlet of annular down with last, the delivery port links to each other with the negative pressure pump, the water inlet links to each other with the liquid feed pump.
2. The negative pressure cleaning device of claim 1, wherein the upper and lower cleaning ring grooves are disposed on the inner annular body outer wall.
3. The negative pressure cleaning device as claimed in claim 1, wherein the inner ring and the outer ring are connected by interference fit.
4. The negative pressure cleaning device as claimed in claim 1, wherein the inner ring comprises an upper inner ring and a lower inner ring, the outer diameter of the upper inner ring is larger than that of the lower inner ring, and the outer ring is sleeved outside the lower inner ring and abuts against the upper inner ring.
5. The negative pressure cleaning device as claimed in claim 1, wherein the upper cleaning ring groove is circumferentially and uniformly provided with 2-4 upper liquid spray holes, and the lower cleaning ring groove is circumferentially and uniformly provided with 2-4 lower liquid spray holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122492966.XU CN216174656U (en) | 2021-10-15 | 2021-10-15 | Negative pressure cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122492966.XU CN216174656U (en) | 2021-10-15 | 2021-10-15 | Negative pressure cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216174656U true CN216174656U (en) | 2022-04-05 |
Family
ID=80884277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122492966.XU Active CN216174656U (en) | 2021-10-15 | 2021-10-15 | Negative pressure cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216174656U (en) |
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2021
- 2021-10-15 CN CN202122492966.XU patent/CN216174656U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230606 Address after: No. 9, Bofu Road, Jiangbei new district, Nanjing, Jiangsu 210044 Patentee after: Jiangsu Kerui Precision Technology Co.,Ltd. Address before: 215505 No.9 Bofu Road, Zhongshan Science Park, Jiangbei new district, Nanjing City, Jiangsu Province Patentee before: GETEIN BIOTECH, Inc. |