CN108941076A - For cleaning the device and method of biologic grain counting device - Google Patents
For cleaning the device and method of biologic grain counting device Download PDFInfo
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- CN108941076A CN108941076A CN201810699787.3A CN201810699787A CN108941076A CN 108941076 A CN108941076 A CN 108941076A CN 201810699787 A CN201810699787 A CN 201810699787A CN 108941076 A CN108941076 A CN 108941076A
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- cleaning solution
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- 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
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
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- 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
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0328—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid by purging the pipe with a gas or a mixture of gas and liquid
-
- 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)
- Cleaning In General (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The present invention relates to biological device cleaning technique fields, more particularly to a kind of for cleaning the device and method of biologic grain counting device.The equipment includes compressed gas storage container, cleaning solution storage container, cleaning solution buffer container, waste liquid storage container, the first valve part, the second valve part, third valve and connecting line.
Description
Technical field
The present invention relates to biological device cleaning technique fields, more particularly to one kind for cleaning biologic grain counting device
Device and method.
Background technique
Biologic grain (various cells, microorganism, artificial synthesized microballoon etc.) counting device is the core of blood analyser
Part is typically based on electrical impedance method and laser scattering method and is achieved.
Currently, using electrical impedance method realize sheath stream impedance counting device, mainly by the first pond shell,
Second pond shell, the first pond end cap, the second pond end cap, specimen needle, gem hole, connector, signal acquisition process module
Deng composition.The sheath stream impedance counting device, can be in the pipeline being connected with the device due to shutdown for a long time, circumstance of temperature difference etc.
The different bubble of volume is generated in system, the first pond and the second pond, these bubbles can be attached to pipeline, the first pond and the second pond
Inner surface.And during actual measurement, to guarantee the accuracy counted, it is desirable that nothing in inlet pipe, the first pond and the second pond
Bubble and other particles, therefore need to clean pipe-line system, the first pond and the second pond before measuring.
Currently, the cleaning to pipe-line system, the first pond and the second pond generallys use the liquid wash with certain pressure
Method.This method is effective to the elimination of bubble in pipe-line system, but by pipe-line system enter the first pond, the second pond bubble or
First pond, the bubble of itself is once attached to the inner surface in the first pond, the second pond inside the second pond, then be difficult by this method into
Row effectively eliminates.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention provide a kind of equipment for cleaning biologic grain counting device and
Method.
According to an aspect of the present invention, a kind of equipment for cleaning biologic grain counting device is provided.
Equipment according to the present invention for cleaning biologic grain counting device, comprising: compressed gas storage container, cleaning
Liquid storage container, cleaning solution buffer container, waste liquid storage container, the first valve part, the second valve part, third valve and company
Take over road；
The compressed gas storage container is located at the upstream of the cleaning solution buffer container, cleaning solution storage container position
In the upstream of the cleaning solution buffer container；The cleaning solution buffer container is located at the upstream of the biologic grain counting device；
The waste liquid storage container is located at the downstream of the biologic grain counting device；The biologic grain counting device includes detection
Pond, the detection cell include the first pond and the second pond；
First valve part is used to control the company of the compressed gas storage container Yu the cleaning solution buffer container
Logical and control the cleaning solution storage container and the cleaning solution buffer container connection；Second valve part is used for
Control connection and the control cleaning solution buffer container and described second of the cleaning solution buffer container and first pond
The connection in pond；The third valve is used to control the connection of the biologic grain counting device Yu the waste liquid storage container.
According to embodiment of the present invention, first valve part is two one-way cocks, second valve
Component is two one-way cocks.
Another embodiment according to the present invention, first valve part are a three-position four-way valve, second valve
Door part is a three-position four-way valve.
According to embodiment of the present invention, the equipment further includes pump, and the pump is connected with cleaning solution storage container.
According to another aspect of the present invention, a kind of cleaning method of biologic grain counting device, including following step are provided
It is rapid: after purging the biologic grain counting device using compressed gas, to be filled with the cleaning solution of pressurization and rinse the biology
Grain counting device.
According to embodiment of the present invention, the purging carries out 1~3 time.
According to embodiment of the present invention, the cleaning method specifically includes the following steps:
A) the biologic grain counting device is purged using compressed gas；
B) the of the biologic grain counting device is filled and rinsed with the cleaning solution for the pressurization that pressure is first pressure value
One pond and the second pond；
C) it is filled with the cleaning solution for the pressurization that pressure is second pressure value and rinses first pond and second pond；
The second pressure value is greater than the first pressure value.
According to embodiment of the present invention, in step b), the cleaning solution of the pressurization is with the flow velocity of 0.5-1.0mL/s
It fills and rinses the biologic grain counting device.
According to embodiment of the present invention, it in step b), fills and rinses the process in the first pond and fill and rinse
The process in the second pond carries out simultaneously, or sequentially carries out.
According to embodiment of the present invention, it is cleaned using equipment as described in the present invention.
According to embodiment of the present invention, the cleaning method the following steps are included:
S101: opening third valve, and the first valve part of adjustment makes the compressed gas storage container and the cleaning solution
Buffer container connection, and adjusting the second valve part keeps the cleaning solution buffer container and first pond, second pond equal
Connection is kept, the connecting line, the cleaning solution buffer container, the biologic grain counting device are purged using compressed gas
The first pond and the second pond, obtained gas-liquid mixture purged to waste liquid storage container, third valve is closed after purging,
Adjusting the first valve part is connected to the compressed gas storage container no longer with the cleaning solution buffer container, and adjusts second
Valve part is connected to the cleaning solution buffer container no longer with first pond, second pond；
S102: the first valve part of adjustment is connected to the compressed gas storage container with the cleaning solution buffer container,
And it is connected to the cleaning solution storage container with the cleaning solution buffer container, using pressure difference to the cleaning solution buffer container
Middle cleaning solution of the perfusion from cleaning solution storage container, after the completion of perfusion, the first valve part of adjustment stores up the compressed gas
It deposits container to be no longer connected to the cleaning solution buffer container, and buffers the cleaning solution storage container and the cleaning solution and hold
Device is no longer connected to；S103: the pressure for adjusting compressed gas is third pressure value, third valve is opened, to cleaning solution buffer container
In cleaning solution pressurize；
S104: the second valve part of adjustment is being connected to the cleaning solution buffer container and the connection status in first pond
Switch repeatedly between not being connected to, thus interval, slowly fill first pond, until first pond be full of cleaning solution,
Extra wash liquid stream is to waste liquid storage container；
S105: the second valve part of adjustment is being connected to the cleaning solution buffer container and the connection status in second pond
Switch repeatedly between not being connected to, thus interval, slowly fill second pond, until second pond be full of cleaning solution,
Extra wash liquid stream is to waste liquid storage container；
S106: third valve is closed, and is in the cleaning solution buffer container with first pond, second pond
The state being no longer connected to；
S107: the pressure for adjusting compressed gas is the 4th pressure value, third valve is opened, in cleaning solution buffer container
After cleaning solution is pressurizeed, the second valve part of adjustment makes the cleaning solution buffer container and the biologic grain counting device
First pond, the second pond are in connected state, so that first pond and second pond are filled, until first pond and institute
It states the second pond and is each filled with cleaning solution, extra wash liquid stream to waste liquid storage container is then shut off third valve, and makes described clear
Washing lotion buffer container is in the state being no longer connected to first pond, second pond；
Wherein, the 4th pressure value is greater than third pressure value.
According to embodiment of the present invention, it is 1~3 time total to execute S101.
It according to embodiment of the present invention, is by one in following to the pressurization of cleaning solution in S103, S107
What person realized:
M) the first valve part of adjustment is connected to the compressed gas storage container with the cleaning solution buffer container, origin
It pressurizes from the compressed gas of the compressed gas storage container to cleaning solution；
N) it is pressurizeed by the pump being connect with the cleaning solution buffer container to cleaning solution.
In the present invention, be using the purpose that compressed gas purges entire pipe-line system and detection cell in order to make pipe-line system and
Detection cell air entrapment is broken, and drains into waste liquid storage container with compressed gas；Intermittently, slowly to pipe-line system and detection cell
Interior filling cleaning solution can re-form in the filling process bubble to avoid excessively high due to cleaning solution flow velocity.Skill of the invention
It is internal that art scheme can effectively eliminate pipe-line system relevant to biologic grain counting device, detection cell (the first pond and the second pond)
Bubble, so that measurement result accuracy be avoided caused by the presence due to bubble to reduce.
Detailed description of the invention
Fig. 1 is according to the present invention for cleaning the schematic diagram of the equipment of biologic grain counting device.
Wherein, 101- compressed gas storage container, 102- cleaning solution storage container, 103- cleaning solution buffer container, 104-
Waste liquid storage container, the first valve part of 201-, the second valve part of 202-, 203- third valve, 301- biologic grain count
Device, the first pond 3011-, the second pond 3012-, the first check valve of 2011-, 2012- second one-way valve, 2021- third check valve,
The 4th check valve of 2022-.
Specific embodiment
Specific embodiment is only the description of the invention, without constituting the limitation to the content of present invention, below in conjunction with
Invention is further explained and description for attached drawing and specific embodiment.
In the present invention, the first pond can be forebay, be also possible to after-bay, and similarly, the second pond can be forebay, can also be with
It is after-bay, and the second pond is different from the first pond.
In the present invention, " storage container " can be used for the container of storage medium, such as can be holding vessel, storage pool
Deng.Compressed gas can be compressed air or inert gas (such as nitrogen, argon gas etc.).
As shown in Figure 1, the equipment according to the present invention for cleaning biologic grain counting device, comprising: compressed gas storage
Deposit container 101, cleaning solution storage container 102, cleaning solution buffer container 103, waste liquid storage container 104, as the first valve portion
The first check valve 2011 and second one-way valve 2012 of part 201, as the third check valve 2021 of the second valve part 202 and
Four check valves 2022, third valve 203 and connecting line；
The compressed gas storage container 101 is located at the upstream of the cleaning solution buffer container 103, the cleaning solution storage
Container 102 is located at the upstream of the cleaning solution buffer container 103；The cleaning solution buffer container 103 is located at the biologic grain
The upstream of counting device 301；The waste liquid storage container 104 is located at the downstream of the biologic grain counting device 301；The life
Composition granule counting device 301 includes detection cell, and the detection cell includes the first pond 3011 and the second pond 3012；
In first valve part 201, the first check valve 2011 for control the compressed gas storage container 101 with it is described
The connection of cleaning solution buffer container 103, second one-way valve 2012 are used to control the cleaning solution storage container 102 and the cleaning
The connection of liquid buffer container 103；In second valve part 202, third check valve 2021 holds for controlling the cleaning solution buffering
The connection in device 103 and first pond 3011, the 4th check valve 2022 for control the cleaning solution buffer container 103 with it is described
The connection in the second pond 3012；The third valve 203 is stored for controlling the biologic grain counting device 301 with the waste liquid
The connection of container 104.
In a specific embodiment of the invention, the first valve part 201 is not limited to by the first check valve 2011 and second
Check valve 2012 is constituted, and can also be a three-position four-way valve；Similarly, the second valve part 202 is not limited to unidirectional by third
Valve 2021 and the 4th check valve 2022 are constituted, and can also be a three-position four-way valve.
According to embodiment of the present invention, the equipment can also include pump, the pump and cleaning solution storage container
102 are connected.
The cleaning method of a kind of biologic grain counting device provided by the invention, comprising the following steps: use compressed gas
After purging the biologic grain counting device, is filled with the cleaning solution of pressurization and rinse the biologic grain counting device.
According to embodiment of the present invention, the purging carries out 1~3 time, such as carries out 1 purging, blow for 2 times
Sweep or carry out 3 purgings.
Purge suitably is repeated, bubble eradicating efficacy is more preferably；The number that repeats of purge is based on connection
The time of the system configuration scenarios of pipeline and last purging, bubble removing.
According to embodiment of the present invention, the cleaning method may comprise steps of:
A) the biologic grain counting device is purged using compressed gas；
B) with the cleaning solution of the pressurization that pressure is first pressure value interval, slowly fill and rinse the biologic grain meter
The first pond and the second pond of counting apparatus；
C) with pressure be second pressure value (pressure value herein be greater than step b) in first pressure value) pressurization it is clear
Washing lotion fills and rinses the first pond and the second pond.
According to embodiment of the present invention, in step b), the cleaning solution of the pressurization is with the flow velocity of 0.5-1.0mL/s
Fill and rinse the biologic grain counting device, for example, flow velocity is 0.5mL/s, 0.6mL/s, 0.65mL/s, 0.75mL/s,
0.8mL/s, 0.9mL/s, 1.0mL/s etc..
According to embodiment of the present invention, it in step b), fills and rinses the process in the first pond and fill and rinse
The process in the second pond carries out simultaneously, or sequentially carries out.
In the present invention, the cleaning way of step b) is different from step c), and the pressure that the former uses in cleaning is smaller, and
Be be filled, rinse with interval, slow way, and the pressure that the latter uses when cleaning is relatively large, and be with
Continuous mode is filled, rinses.
The process of " be filled, rinse by interval, slow way " can be by adjusting cleaning solution and biologic grain in terms of
Connected state between counting apparatus and the flow velocity of cleaning solution is adjusted to realize.
According to embodiment of the present invention, it is cleaned using equipment as described in the present invention.
According to embodiment of the present invention, the cleaning method the following steps are included:
S101: opening third valve, and the first valve part of adjustment makes the compressed gas storage container and the cleaning solution
Buffer container connection, and adjusting the second valve part keeps the cleaning solution buffer container and first pond, second pond equal
Connection is kept, the connecting line, the cleaning solution buffer container, the life are purged using the compressed gas with certain pressure
The first pond and the second pond of composition granule counting device, obtained gas-liquid mixture are purged to waste liquid storage container, and purging terminates
Third valve is closed afterwards, and the first valve part of adjustment makes the compressed gas storage container and the cleaning solution buffer container no longer
Connection, and adjusting the second valve part is connected to the cleaning solution buffer container no longer with first pond, second pond；
In the present invention, the pressure of compressed gas can be according to the needs of biologic grain counting device itself or to realize life
The tally function of composition granule counting device and the pressure etc. set is adjusted, the pressure of compressed gas is for example logical by detection cell
The influence of the factors such as diameter.
In one embodiment, in S101, the pressure of compressed gas is, for example, 0.05~0.10MPa, such as
0.05MPa, 0.06MPa, 0.07MPa, 0.08MPa, 0.09MPa, 0.10MPa etc..
S102: the first valve part of adjustment is connected to the compressed gas storage container with the cleaning solution buffer container,
And it is connected to the cleaning solution storage container with the cleaning solution buffer container, using pressure difference to the cleaning solution buffer container
Middle cleaning solution of the perfusion from cleaning solution storage container, after the completion of perfusion, the first valve part of adjustment stores up the compressed gas
It deposits container to be no longer connected to the cleaning solution buffer container, and buffers the cleaning solution storage container and the cleaning solution and hold
Device is no longer connected to；
S103: the pressure for adjusting compressed gas is third pressure value, third valve is opened, in cleaning solution buffer container
Cleaning solution pressurizes；
S104: the second valve part of adjustment is being connected to the cleaning solution buffer container and the connection status in first pond
Switch repeatedly between not being connected to, thus interval, slowly fill first pond, until first pond be full of cleaning solution,
Extra wash liquid stream is to waste liquid storage container；
S105: the second valve part of adjustment is being connected to the cleaning solution buffer container and the connection status in second pond
Switch repeatedly between not being connected to, thus interval, slowly fill second pond, until second pond be full of cleaning solution,
Extra wash liquid stream is to waste liquid storage container；
S106: third valve is closed, and is in the cleaning solution buffer container with first pond, second pond
The state being no longer connected to；
S107: the pressure for adjusting compressed gas is the 4th pressure value, third valve is opened, in cleaning solution buffer container
After cleaning solution is pressurizeed, the second valve part of adjustment makes the cleaning solution buffer container and the biologic grain counting device
First pond, the second pond are in connected state, so that first pond and second pond are filled, until first pond and institute
It states the second pond and is each filled with cleaning solution, extra wash liquid stream to waste liquid storage container is then shut off third valve, and makes described clear
Washing lotion buffer container is in the state being no longer connected to first pond, second pond；
Wherein, the 4th pressure value is greater than third pressure value.
In one embodiment, third pressure value for example 0.03~0.05MPa, such as 0.03MPa, 0.035MPa,
0.04MPa, 0.045MPa, 0.048MPa, 0.05MPa etc..4th pressure value is greater than third pressure value, for example, can for 0.05~
0.07MPa, such as 0.05MPa, 0.055MPa, 0.057MPa, 0.06MPa, 0.063MPa, 0.068MPa, 0.07MPa etc..
The two steps of S104 and S105 can be carried out sequentially, can also carry out simultaneously, i.e. at the same clean the first pond and
Second pond.
Situation when step S104, S105 is carried out simultaneously are as follows:
The second valve part is adjusted, is being connected to the cleaning solution buffer container and the connection status in first pond and not
Switch repeatedly between connection and guarantees the connection status for making the cleaning solution buffer container Yu second pond in switching
It is simultaneously being connected to and is switching between not being connected to repeatedly, so that interval, first pond and the second pond are slowly filled, until institute
It states the first pond and the second pond and is each filled with cleaning solution, extra wash liquid stream to waste liquid storage container.
The cleaning way of S104~S105 is different from S107, the former pressure that uses in cleaning is smaller, and be with
Have a rest, slow way is filled, and the latter's pressure for using in cleaning is relatively large, and be in a continuous manner into
Row filling.
According to embodiment of the present invention, it is 1~3 time total to execute S101.
It according to embodiment of the present invention, is by one in following to the pressurization of cleaning solution in S103, S107
What person realized:
M) the first valve part of adjustment is connected to the compressed gas storage container with the cleaning solution buffer container, origin
It pressurizes from the compressed gas of the compressed gas storage container to cleaning solution；
N) it is pressurizeed by the pump being connect with the cleaning solution buffer container to cleaning solution.
In the present invention, the vacuum degree of waste liquid storage container adjust according to biologic grain counting device itself
It is whole, if the vacuum degree can enable extra cleaning solution relatively easily to flow in waste liquid storage container, and
Vacuum degree is again not too high to cause cleaning solution to be soon inhaled into waste liquid storage container.
According to embodiment of the present invention, in S104, S105, S107, waste liquid storage container has certain vacuum
It spends, such as in the range of -0.03MPa~-0.04MPa, for example, -0.03MPa, -0.035MPa, -0.04MPa.
There is a small opening to communicate on the chamber wall of waste liquid storage container with ambient atmosphere, to guarantee that waste liquid storage is held
There is device certain vacuum degree and vacuum degree to be unlikely to too big.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of equipment for cleaning biologic grain counting device, which is characterized in that including compressed gas storage container, cleaning
Liquid storage container, cleaning solution buffer container, waste liquid storage container, the first valve part, the second valve part, third valve and company
Take over road；
The compressed gas storage container is located at the upstream of the cleaning solution buffer container, and the cleaning solution storage container is located at institute
State the upstream of cleaning solution buffer container；The cleaning solution buffer container is located at the upstream of the biologic grain counting device；It is described
Waste liquid storage container is located at the downstream of the biologic grain counting device；The biologic grain counting device includes detection cell, institute
Stating detection cell includes the first pond and the second pond；
First valve part be used for control the compressed gas storage container and the cleaning solution buffer container connection, with
And the connection of control the cleaning solution storage container and the cleaning solution buffer container；Second valve part is for controlling institute
State the connection of cleaning solution buffer container and first pond and the company of control the cleaning solution buffer container and second pond
It is logical；The third valve is used to control the connection of the biologic grain counting device Yu the waste liquid storage container.
2. equipment according to claim 1, which is characterized in that first valve part is two one-way cocks, described
Second valve part is two one-way cocks；Alternatively, first valve part is a three-position four-way valve, second valve
Component is a three-position four-way valve.
3. a kind of cleaning method of biologic grain counting device, which comprises the following steps: purged using compressed gas
After the biologic grain counting device, is filled with the cleaning solution of pressurization and rinse the biologic grain counting device.
4. cleaning method according to claim 3, which is characterized in that specifically includes the following steps:
A) the biologic grain counting device is purged using compressed gas；
B) the first pond of the biologic grain counting device is filled and rinsed with the cleaning solution for the pressurization that pressure is first pressure value
With the second pond；
C) it is filled with the cleaning solution for the pressurization that pressure is second pressure value and rinses first pond and second pond；
The second pressure value is greater than the first pressure value.
5. cleaning method according to claim 3, which is characterized in that the purging carries out 1~3 time.
6. cleaning method according to claim 3, which is characterized in that the cleaning solution of the pressurization is with 0.5-1.0mL/s's
Flow velocity fills the biologic grain counting device.
7. cleaning method according to claim 4, which is characterized in that in step b), fill and rinse the process in the first pond
With fill and rinse the process in the second pond while carrying out, or sequentially carry out.
8. cleaning method according to claim 3, which is characterized in that set using as claimed in any one of claims 1 to 3
It is standby to be cleaned.
9. cleaning method according to claim 8, which comprises the following steps:
S101: opening third valve, and the first valve part of adjustment buffers the compressed gas storage container and the cleaning solution
Reservoir, and adjusting the second valve part keeps the cleaning solution buffer container with first pond, second pond
Connection, using compressed gas purge the connecting line, the cleaning solution buffer container, the biologic grain counting device the
One pond and the second pond, obtained gas-liquid mixture are purged to waste liquid storage container, and third valve, adjustment are closed after purging
First valve part is connected to the compressed gas storage container no longer with the cleaning solution buffer container, and adjusts the second valve
Component is connected to the cleaning solution buffer container no longer with first pond, second pond；
S102: the first valve part of adjustment is connected to the compressed gas storage container with the cleaning solution buffer container, and
It is connected to the cleaning solution storage container with the cleaning solution buffer container, is filled using pressure difference into the cleaning solution buffer container
The cleaning solution from cleaning solution storage container is infused, after the completion of perfusion, the first valve part of adjustment holds the compressed gas storage
Device is no longer connected to the cleaning solution buffer container, and makes the cleaning solution storage container and the cleaning solution buffer container not
It is connected to again；
S103: the pressure for adjusting compressed gas is third pressure value, third valve is opened, to the cleaning in cleaning solution buffer container
Liquid pressurizes；
S104: the second valve part of adjustment is being connected to the cleaning solution buffer container and the connection status in first pond and not
Switch repeatedly between connection, so that first pond is intermittently filled, until first pond is full of cleaning solution, extra cleaning
Liquid stream is to waste liquid storage container；
S105: the second valve part of adjustment is being connected to the cleaning solution buffer container and the connection status in second pond and not
Switch repeatedly between connection, so that second pond is intermittently filled, until second pond is full of cleaning solution, extra cleaning
Liquid stream is to waste liquid storage container；
S106: closing third valve, and is in the cleaning solution buffer container and first pond, second pond no longer
The state of connection；
S107: the pressure for adjusting compressed gas is the 4th pressure value, third valve is opened, to the cleaning in cleaning solution buffer container
After liquid is pressurizeed, the second valve part of adjustment makes the first of the cleaning solution buffer container and the biologic grain counting device
Pond, the second pond are in connected state, to fill first pond and second pond, until first pond and described the
Two ponds are each filled with cleaning solution, and extra wash liquid stream to waste liquid storage container is then shut off third valve, and makes the cleaning solution
Buffer container is in the state being no longer connected to first pond, second pond；
Wherein, the 4th pressure value is greater than third pressure value.
10. cleaning method according to claim 9, which is characterized in that be logical to the pressurization of cleaning solution in S103, S107
Cross one of following realization:
M) the first valve part of adjustment is connected to the compressed gas storage container with the cleaning solution buffer container, by coming from institute
The compressed gas for stating compressed gas storage container pressurizes to cleaning solution；
N) it is pressurizeed by the pump being connect with the cleaning solution buffer container to cleaning solution.
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| CN201810699787.3A CN108941076B (en) | 2018-06-29 | 2018-06-29 | Apparatus and method for cleaning a biological particle counting device |
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|---|---|---|---|
| CN201810699787.3A CN108941076B (en) | 2018-06-29 | 2018-06-29 | Apparatus and method for cleaning a biological particle counting device |
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| CN108941076A true CN108941076A (en) | 2018-12-07 |
| CN108941076B CN108941076B (en) | 2020-11-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114632758A (en) * | 2020-12-16 | 2022-06-17 | 深圳市帝迈生物技术有限公司 | Cleaning device, liquid path cleaning method and sample analyzer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114632758A (en) * | 2020-12-16 | 2022-06-17 | 深圳市帝迈生物技术有限公司 | Cleaning device, liquid path cleaning method and sample analyzer |
| CN114632758B (en) * | 2020-12-16 | 2024-04-09 | 深圳市帝迈生物技术有限公司 | Cleaning device, liquid path cleaning method and sample analyzer |
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| CN108941076B (en) | 2020-11-03 |
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