CN112536267A - Cleaning structure of analyzer - Google Patents
Cleaning structure of analyzer Download PDFInfo
- Publication number
- CN112536267A CN112536267A CN202011252530.7A CN202011252530A CN112536267A CN 112536267 A CN112536267 A CN 112536267A CN 202011252530 A CN202011252530 A CN 202011252530A CN 112536267 A CN112536267 A CN 112536267A
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- Prior art keywords
- cleaning
- pipeline
- pool
- head end
- tank
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- 238000004140 cleaning Methods 0.000 title claims abstract description 164
- 239000012459 cleaning agent Substances 0.000 claims abstract description 54
- 238000001514 detection method Methods 0.000 claims description 35
- 230000003287 optical effect Effects 0.000 claims description 34
- 238000005070 sampling Methods 0.000 claims description 22
- 239000012530 fluid Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 claims 2
- 238000005406 washing Methods 0.000 abstract description 12
- 239000010437 gem Substances 0.000 description 8
- 229910001751 gemstone Inorganic materials 0.000 description 8
- 239000003085 diluting agent Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Cleaning In General (AREA)
Abstract
A cleaning structure of an analyzer comprises a rear pool cleaning pipeline and a cleaning pipeline of a unit to be cleaned. The rear tank cleaning pipeline comprises a rear tank cleaning pipeline head end, a rear tank cleaning pipeline tail end and a first control valve, wherein the rear tank cleaning pipeline head end is used for enabling cleaning agents to flow in, the rear tank cleaning pipeline tail end is communicated to the rear tank of the counting tank, and the first control valve is arranged between the rear tank cleaning pipeline head end and the rear tank cleaning pipeline tail end. And the cleaning pipeline of the unit to be cleaned is arranged before and/or after the rear tank of the counting tank is cleaned, and shares a cleaning agent with the cleaning pipeline of the rear tank. Above-mentioned washing structure of analysis appearance through wasing the pipeline sharing cleaner with the back pond, can utilize behind the counting cell the pond hold the chamber great, can dilute the characteristics of the sample content in the cleaner, accomplish still extremely low to the cleaner sample content after the back pond washs, in a washing link, the cleaner washs a plurality of functional unit including the back pond in proper order, has improved cleaning efficiency and cleaner utilization ratio, has simplified and has washd the structure, and then simplified instrument structure.
Description
Technical Field
The invention relates to the technical field of cleaning devices of experimental equipment, in particular to a cleaning structure of an analyzer.
Background
The analyzer is provided with a counting cell, the counting cell generally comprises a front cell and a rear cell, and the front cell is communicated with the rear cell through a gem hole (also called micropore). In the process of sample analysis, the rear cell is in contact with the sample to be measured, and the rear cell needs to be cleaned by cleaning agents such as diluent after each measurement.
The washing structure is the essential part of analysis appearance, mainly comprises the pipeline of transportation diluent, and it communicates with fluid motion power supply, and the washing structure is carried the diluent to waiting to wash the part through power supply drive diluent flow and is washd. However, each functional unit of the traditional analyzer has an independent cleaning structure, and the diluent transportation net has a complex structure, so that the structure of the analyzer is complex, the cost of the analyzer is high, and the cleaning efficiency and the utilization rate are low.
Disclosure of Invention
Therefore, it is necessary to provide a cleaning structure for an analyzer, which solves the problem of low cleaning efficiency of a cleaning agent transportation network.
A cleaning structure for an analyzer, comprising:
the rear tank cleaning pipeline comprises a rear tank cleaning pipeline head end, a rear tank cleaning pipeline tail end and a first control valve, wherein the rear tank cleaning pipeline head end is used for allowing cleaning agents to flow in, the rear tank cleaning pipeline tail end is communicated to the rear tank of the counting tank, and the first control valve is arranged between the rear tank cleaning pipeline head end and the rear tank cleaning pipeline tail end; and
and the cleaning pipeline of the unit to be cleaned is arranged before and/or after the rear tank of the counting tank is cleaned and shares a cleaning agent with the cleaning pipeline of the rear tank.
In one embodiment, the unit to be cleaned cleaning pipeline comprises a rear tank outlet pipeline, and the rear tank outlet pipeline comprises a rear tank outlet pipeline head end communicated to the rear tank of the counting tank and a rear tank outlet pipeline tail end communicated to the unit to be cleaned.
In one embodiment, the rear sump outlet line further comprises a second control valve disposed between the head end of the rear sump outlet line and the tail end of the rear sump outlet line.
In one embodiment, the cleaning structure of the analyzer further includes a first discharge pipeline, and the first discharge pipeline includes a first discharge pipeline head end communicated to the unit to be cleaned and a first discharge pipeline tail end communicated to a negative pressure source for discharging cleaning agent.
In one embodiment, the unit to be cleaned is a sampling needle, the rear pool outlet pipeline is a sampling needle cleaning pipeline, the head end of the rear pool outlet pipeline is a sampling needle cleaning pipeline head end communicated to the rear pool of the counting pool, and the tail end of the rear pool outlet pipeline is a sampling needle cleaning pipeline tail end communicated to the sampling needle wiper.
In one embodiment, the unit to be cleaned cleaning pipeline comprises an optical detection device cleaning pipeline, and the optical detection device cleaning pipeline comprises an optical detection device cleaning pipeline head end communicated with the rear pool cleaning pipeline, an optical detection device cleaning pipeline tail end communicated to the optical detection device, and a fourth control valve arranged between the optical detection device cleaning pipeline head end and the optical detection device cleaning pipeline tail end; the head end of the cleaning pipeline of the optical detection device is arranged between the first control valve and the head end of the rear pool cleaning pipeline.
In one embodiment, the tail end of the rear pool cleaning pipeline is the tail end of the rear pool cleaning pipeline which is communicated with the rear pool of the counting pool and is opposite to the gem hole.
In one embodiment, the cleaning structure of the analyzer further comprises a second discharge line including a second discharge line head end communicating with the rear pool cleaning line, a second discharge line tail end communicating to the negative pressure source, and a third control valve disposed between the second discharge line head end and the second discharge line tail end; the head end of the second discharge pipeline is arranged between the first control valve and the tail end of the rear pool cleaning pipeline.
In one embodiment, the cleaning structure of the analyzer further includes a second discharge line including a second discharge line head end communicating with the rear pool of the count pool, a second discharge line tail end communicating to the negative pressure source, and a third control valve disposed between the second discharge line head end and the second discharge line tail end.
In one embodiment, the system further comprises a fluid power source connected with the head end of the rear pool cleaning pipeline.
According to the cleaning structure of the analyzer, the cleaning agent is shared with the rear tank cleaning pipeline, so that the characteristics that the rear tank cavity of the counting tank is large and the sample content in the cleaning agent can be diluted can be utilized, the sample content of the cleaning agent after cleaning the rear tank is still extremely low, the cleaning agent after cleaning other functional units is utilized to clean the rear tank, or the cleaning agent after cleaning the rear tank is utilized to clean other functional units, and the problem of carrying pollution cannot be caused. In a washing link, the cleaning agent washes a plurality of functional units including the rear pool in sequence, and the washing efficiency and the cleaning agent utilization rate are improved.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a cleaning structure of the analyzer;
FIG. 2 is a schematic structural view of another embodiment of the cleaning structure of the analyzer.
Detailed Description
As shown in fig. 1, a cleaning structure of an analyzer includes a rear cell cleaning line 111, a rear cell outlet line 112, and a first discharge line 113.
The rear tank cleaning pipeline 111 includes a front end of the rear tank cleaning pipeline for flowing cleaning agent, a rear end of the rear tank cleaning pipeline communicated to the rear tank 211 of the counting tank, and a first control valve 121. The first control valve 121 is disposed between the head end of the rear tank cleaning pipeline and the tail end of the rear tank cleaning pipeline.
The rear tank outlet pipe 112 includes a rear tank outlet pipe head end connected to the rear tank 211 of the counting tank and a rear tank outlet pipe tail end connected to the unit to be cleaned.
The first exhaust line 113 includes a first exhaust line head end communicated to the unit to be cleaned and a first exhaust line tail end communicated to the negative pressure source 320 for discharging the cleaning agent.
When the cleaning structure of the analyzer is used for cleaning, the first control valve 121 is opened, and if the cleaning agent such as diluent enters the rear tank cleaning pipeline 111 from the head end of the rear tank cleaning pipeline, the cleaning agent enters the rear tank 211 of the counting tank from the tail end of the rear tank cleaning pipeline, and the rear tank 211 is cleaned. Cleaning agent after washing back pond 211 certainly back pond outlet pipe head end flows back pond 211 and gets into back pond outlet pipe 112, again through back pond outlet pipe tail end flows to the washing position of treating the cleaning unit, washs other functional unit of analysis appearance, later the cleaning agent certainly 113 discharges of first discharge line.
After the complete cleaning operation, the first control valve 121 can be closed, and the cleaning agent is completely discharged out of the sample cleaning instrument through the first discharge pipeline 113 under the negative pressure action of the negative pressure source 320, so that the cleaning is finished.
The first control valve 121 can be used for controlling the flow of the cleaning agent besides controlling the opening and closing.
Because the back pool 211 of the counting pool has a large cavity, the sample content in the cleaning agent can be diluted, and the sample content of the cleaning agent after the back pool 211 is cleaned is still extremely low, the back pool 211 can be cleaned by the cleaning agent after other functional units are cleaned, or the other functional units are cleaned by the cleaning agent after the back pool 211 is cleaned, so that the problem of carrying pollution can not be caused; therefore, the pipeline participating in the cleaning of the rear tank 211, namely the rear tank cleaning pipeline 111 or the rear tank outlet pipeline 112 is communicated with the cleaning pipelines of other functional units, and in one cleaning link, the cleaning agent sequentially cleans a plurality of functional units comprising the rear tank 211, so that the cleaning efficiency and the cleaning agent utilization rate are improved, the cleaning structure is simplified, the instrument structure is simplified, and the instrument cost is reduced.
Referring to fig. 1, the head end of the rear tank cleaning pipeline may be connected to a fluid power source 310, such as a syringe, to increase the pipeline pressure of the cleaning agent and enhance the cleaning effect. The fluid power source 310 and the negative pressure source 320 may be mounted on the analyzer or may be externally supplied.
In one embodiment, the rear tank outlet line 112 is provided with a second control valve 122 for controlling the flow of cleaning agent through the rear tank outlet line 112.
Referring also to FIG. 1, in one embodiment, a second exhaust line 114 is included. The second discharge line 114 includes a second discharge line head end connected to the rear pool cleaning line 111, a second discharge line tail end connected to the negative pressure source 320, and a third control valve 123. The head end of the second discharge pipeline is arranged between the first control valve 121 and the tail end of the rear tank cleaning pipeline.
When only the rear pool 211 of the counting pool needs to be cleaned and other functional units do not need to be cleaned, the second control valve 122 can be closed, the cleaning agent enters the rear pool 211 from the rear pool cleaning pipeline 111 to be cleaned, then the third control valve 123 is opened, and the cleaning agent is discharged from the second discharge pipeline 114 under the negative pressure action of the negative pressure source 320. It will be appreciated that a unit to be cleaned may also be provided on the second discharge line 114. Alternatively, the second discharge line 114 may be directly connected to the rear tank 211, and the head end of the second discharge line may be directly connected to the rear tank 211 of the counter tank to discharge the cleaning agent for cleaning the rear tank 211 of the counter tank.
Further, after the above-mentioned process is completed to clean the rear tank 211, the third control valve 123 is closed, the second control valve 122 is opened, and the cleaning agent enters the cleaning positions of other functional units from the rear tank outlet pipeline 112 through the rear tank 211 to be cleaned, and is discharged through the first discharge pipeline 113. Thus, the rear tank 211 and other functional units can be cleaned respectively in turn. This improves the applicability of the present cleaning structure.
With continued reference to fig. 1, in one embodiment, the rear tank outlet line 112 is a sampling needle cleaning line, the head end of the rear tank outlet line is a sampling needle cleaning line head end connected to the rear tank 211 of the counting tank, and the tail end of the rear tank outlet line is a sampling needle cleaning line tail end connected to the sampling needle wiper swab 221. That is, in the present embodiment, the two functional units, i.e., the rear cell 211 and the sampling needle 222, are sequentially cleaned. The sampling needle 222 is mostly wiped by the swab 221, and when cleaning, a cleaning agent firstly enters the rear pool 211 for cleaning, and then flows into the swab 221 from the sampling needle cleaning pipeline to clean the sampling needle 222, and is discharged from the first discharge pipeline 113 after cleaning is completed.
In another embodiment, as shown in fig. 2, a cleaning line 115 of the optical detection device is further included. The optical detection device cleaning pipeline 115 comprises an optical detection device cleaning pipeline head end communicated with the rear pool cleaning pipeline 111, an optical detection device cleaning pipeline tail end communicated with the optical detection device 230, and a fourth control valve 124; the head end of the cleaning pipeline of the optical detection device is arranged between the first control valve 121 and the head end of the rear pool cleaning pipeline. In this embodiment, the fourth control valve 124 is opened, and the cleaning agent enters the rear tank cleaning pipeline 111 from the head end of the rear tank cleaning pipeline, enters through the head end of the optical detection device cleaning pipeline, and flows through the optical detection device cleaning pipeline 115 to clean the optical detection device 230. After the optical detection device 230 is cleaned, the first control valve 121 is opened, and the cleaning agent flows out from the optical detection device cleaning pipeline 115 to the rear tank cleaning pipeline 111 to enter the rear tank 211 for cleaning. After the cleaning of the rear tank 211 is completed, the water can be directly discharged through the second discharge pipe 114; or the cleaning agent enters other functional units such as the sampling needle 222 through the rear tank outlet pipeline 112 for cleaning, and is finally discharged through the first discharge pipeline 113, and when other functional units such as the sampling needle 222 do not need to be cleaned, the rear tank outlet pipeline 112 can be directly connected with the negative pressure source 320 to discharge the cleaning agent.
Therefore, the cleaning agent can sequentially complete the cleaning of a plurality of functional units in one fluid delivery network, the utilization rate of the cleaning agent is further improved, the structure of the fluid delivery network is simplified, and the instrument cost is reduced.
Moreover, because there is a section of slender detection unit (i.e. flow chamber) inside the optical detection device 230, the cleaning agent can generate a large fluid pressure when flowing through this unit, and can flush the gem hole 213 communicating the front pool 212 and the rear pool 211 of the counting cell after entering the rear pool 211, so as to dredge the gem hole 213 and avoid blockage.
Of course, if the optical detection device 230 does not need to be cleaned, the fourth control valve 124 may be closed, and the cleaning agent directly enters the rear tank 211 from the rear tank cleaning pipeline 111 for cleaning.
In one embodiment, the tail end of the rear pool cleaning pipeline is the tail end of the rear pool cleaning pipeline which is communicated with the rear pool 211 of the counting pool and is opposite to the gem hole 213. That is, the rear end of the rear cell cleaning pipeline may be installed at a position where the rear cell 211 of the counting cell directly faces the jewel hole 213, so that the cleaning agent pressurized by flowing through the optical detection device 230 may directly impact the jewel hole 213 after being sprayed from the rear end of the rear cell cleaning pipeline, thereby improving the flushing effect of flushing the jewel hole 213.
In the above embodiment, the sampling needle 222 is cleaned by the rear cell outlet pipeline 112, and the optical detection device cleaning pipeline 115 is taken as an example to illustrate the optical detection device 230, it can be understood that the sampling needle 222 and the optical detection device 230 can be replaced by other units to be cleaned, and correspondingly, the rear cell outlet pipeline 112, the optical detection device cleaning pipeline 115, and the like can also be replaced by other units to be cleaned, and the units to be cleaned cleaning pipelines can be arranged before and/or after the rear cell of the counting cell is cleaned, and can share the cleaning agent with the rear cell cleaning pipeline, so that the characteristics that the rear cell has a larger cavity and can dilute the sample content in the cleaning agent can be utilized, the sample content of the cleaning agent after cleaning the rear cell is still extremely low, and therefore, the rear cell is cleaned by the cleaning agent after cleaning other functional units, or the cleaning agent after cleaning the rear cell is utilized to clean other functional units, the problem of carrying pollution can not be caused. In a washing link, the cleaning agent is used for sequentially washing a plurality of functional units comprising the rear pool, so that the washing efficiency and the cleaning agent utilization rate are improved, the washing structure is simplified, the instrument structure is simplified, and the instrument cost is reduced.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A cleaning structure of an analyzer, comprising:
the rear tank cleaning pipeline comprises a rear tank cleaning pipeline head end, a rear tank cleaning pipeline tail end and a first control valve, wherein the rear tank cleaning pipeline head end is used for allowing cleaning agents to flow in, the rear tank cleaning pipeline tail end is communicated to the rear tank of the counting tank, and the first control valve is arranged between the rear tank cleaning pipeline head end and the rear tank cleaning pipeline tail end; and
and the cleaning pipeline of the unit to be cleaned is arranged before and/or after the rear tank of the counting tank is cleaned and shares a cleaning agent with the cleaning pipeline of the rear tank.
2. The cleaning structure of an analyzer according to claim 1, wherein: the cleaning pipeline of the unit to be cleaned comprises a rear pool outlet pipeline, and the rear pool outlet pipeline comprises a front end of the rear pool outlet pipeline communicated to the rear pool of the counting pool and a rear end of the rear pool outlet pipeline communicated to the unit to be cleaned.
3. The cleaning structure of an analyzer according to claim 2, wherein: the rear pool outlet pipeline also comprises a second control valve arranged between the head end of the rear pool outlet pipeline and the tail end of the rear pool outlet pipeline.
4. The cleaning structure of an analyzer according to claim 2, wherein: the cleaning structure of the analyzer further comprises a first discharge pipeline, and the first discharge pipeline comprises a first discharge pipeline head end communicated to the unit to be cleaned and a first discharge pipeline tail end communicated to a negative pressure source for discharging the cleaning agent.
5. The cleaning structure for an analyzer according to claim 2, wherein the unit to be cleaned is a sampling needle, the rear pool outlet line is a sampling needle cleaning line, the rear pool outlet line head end is a sampling needle cleaning line head end communicated to the rear pool of the count pool, and the rear pool outlet line tail end is a sampling needle cleaning line tail end communicated to the sampling needle wiper.
6. The cleaning structure for an analyzer according to any one of claims 1 to 5, wherein the unit-to-be-cleaned cleaning line includes an optical detection device cleaning line, the optical detection device cleaning line including an optical detection device cleaning line head end communicating with the rear pool cleaning line, an optical detection device cleaning line tail end communicating to an optical detection device, and a fourth control valve provided between the optical detection device cleaning line head end and the optical detection device cleaning line tail end; the head end of the cleaning pipeline of the optical detection device is arranged between the first control valve and the head end of the rear pool cleaning pipeline.
7. The cleaning structure of an analyzer according to claim 6, wherein the rear end of the rear pool cleaning pipeline is a rear pool cleaning pipeline which is communicated with the rear pool of the counting pool and faces the gem hole.
8. The cleaning structure of an analyzer according to claim 6, further comprising a second discharge line including a second discharge line head end communicating with the rear pool cleaning line, a second discharge line tail end communicating to the negative pressure source, and a third control valve provided between the second discharge line head end and the second discharge line tail end; the head end of the second discharge pipeline is arranged between the first control valve and the tail end of the rear pool cleaning pipeline.
9. The cleaning structure for an analyzer according to claim 6, further comprising a second discharge line including a second discharge line head end communicating with the back pool of the count pool, a second discharge line tail end communicating to the negative pressure source, and a third control valve provided between the second discharge line head end and the second discharge line tail end.
10. The analyzer purge feature of claim 1 further comprising a fluid power source connected to the head end of the back pool purge line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011252530.7A CN112536267A (en) | 2020-11-11 | 2020-11-11 | Cleaning structure of analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011252530.7A CN112536267A (en) | 2020-11-11 | 2020-11-11 | Cleaning structure of analyzer |
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| Publication Number | Publication Date |
|---|---|
| CN112536267A true CN112536267A (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011252530.7A Pending CN112536267A (en) | 2020-11-11 | 2020-11-11 | Cleaning structure of analyzer |
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| WO2018032720A1 (en) * | 2016-08-17 | 2018-02-22 | 江苏英诺华医疗技术有限公司 | Blood cell and biochemical content analyzer and method |
| CN207541082U (en) * | 2018-02-28 | 2018-06-26 | 深圳赛斯鹏芯生物技术有限公司 | Cleaning system and cytoanalyze |
| CN109772822A (en) * | 2018-12-31 | 2019-05-21 | 苏州朗如精密机械科技有限公司 | A kind of stream type cell analyzer automatic washing system and its working method |
-
2020
- 2020-11-11 CN CN202011252530.7A patent/CN112536267A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289466A (en) * | 2013-07-16 | 2015-01-21 | 成都深迈瑞医疗电子技术研究院有限公司 | Cell analyzer and cleaning system thereof |
| CN104297023A (en) * | 2013-07-16 | 2015-01-21 | 成都深迈瑞医疗电子技术研究院有限公司 | A cell analyzer, a mixing device thereof and a mixing method |
| WO2018032720A1 (en) * | 2016-08-17 | 2018-02-22 | 江苏英诺华医疗技术有限公司 | Blood cell and biochemical content analyzer and method |
| CN207541082U (en) * | 2018-02-28 | 2018-06-26 | 深圳赛斯鹏芯生物技术有限公司 | Cleaning system and cytoanalyze |
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Application publication date: 20210323 |
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