CN208951697U - A kind of air pressure liquid feed device in medical dialysis central liquid supply system - Google Patents
A kind of air pressure liquid feed device in medical dialysis central liquid supply system Download PDFInfo
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- CN208951697U CN208951697U CN201821793111.2U CN201821793111U CN208951697U CN 208951697 U CN208951697 U CN 208951697U CN 201821793111 U CN201821793111 U CN 201821793111U CN 208951697 U CN208951697 U CN 208951697U
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- liquid
- dialyzate
- liquid supply
- supplying bucket
- solenoid valve
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Abstract
The utility model discloses a kind of air pressure liquid feed device in medical dialysis central liquid supply system, and endotoxin filtering can not be carried out on dialyzate or influence dialysis-effect to dialyzate excessive agitation by solving the problems, such as that prior art liquid supply pressure is too low.The utility model sets the liquid-supplying bucket for sealing liquid storage chamber in including, and pressurize tracheae, dialyzate liquid supply pipe and central processing unit；Pressure sensor is set on liquid-supplying bucket inner wall, pressurization tracheae free end is connected with air pump, second solenoid valve is set on pressurization tracheae, dialyzate liquid supply pipe both ends are connected with the liquid storage chamber of liquid-supplying bucket, dialyzate circulating pump is set on dialyzate liquid supply pipe, at least one feed flow branch pipe is connected on dialyzate liquid supply pipe, feed flow branch pipe is used to convey dialyzate for dialysis machine, and central processing unit is connect with pressure sensor, air pump, second solenoid valve and dialyzate circulating pump respectively.The utility model structure is simple, design is scientific and reasonable, easy to use, it is too low can effectively to solve liquid supply pressure, and dialysis-effect is ideal.
Description
Technical field
The utility model relates to a kind of air pressure liquid feed devices in medical dialysis central liquid supply system.
Background technique
In dialysis central liquid supply system, after usually prepared dialysis concentrate is transferred in central fluid supply bucket, lean on
Liquid level provides liquid to hemo system with pressure difference caused by dialysis machine liquid sucting port difference in height in liquid-supplying bucket, and which generates
Pressure it is lower, can not be installed in feed flow circuit endotoxin filter to dialyzate carry out endotoxin filtering.If liquid level mistake
It is high or too low will affect hemo system normal use.Then for solving the problems, such as hypotony in liquid feeding pipeline, the prior art one
As using solution feed pump provide liquid to hemo system, it is excessively high so to will lead to fluid pressure in liquid feeding pipeline again, need to inhale in hemo system
Liquid mouth installs pressure reducing valve, and carrying out cycle of higher pressure, especially B liquid to dialyzate, (B liquid main component is carbonic acid to solution feed pump always
Hydrogen sodium) there can be excessive agitation, the pH value of B liquid can change, and influence dialysis-effect.
Utility model content
Technical problem to be solved by the utility model is: providing a kind of air pressure in medical dialysis central liquid supply system
Liquid feed device, solution prior art liquid supply pressure is too low can not to carry out endotoxin filtering or to dialyzate excessive agitation to dialyzate
The problem of influencing dialysis-effect.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of air pressure liquid feed device in medical dialysis central liquid supply system, including interior set seal liquid storage chamber and are somebody's turn to do
The liquid-supplying bucket of dialyzate is stored in liquid storage chamber, the pressurization for being connected to the top of the liquid-supplying bucket and being connected with the liquid storage chamber
Tracheae, dialyzate liquid supply pipe and central processing unit；The inner wall of the liquid-supplying bucket is equipped with pressure sensor, the pressurization gas
The free end of pipe is connected with air pump, and the pressurization tracheae is equipped with second solenoid valve, the both ends of the dialyzate liquid supply pipe
It connect with the bottom of the liquid-supplying bucket and is also connected with the liquid storage chamber of the liquid-supplying bucket, on the dialyzate liquid supply pipe
Equipped with dialyzate circulating pump, and at least one feed flow branch pipe is also connected on the dialyzate liquid supply pipe, the feed flow branch pipe
For for dialysis machine convey dialyzate, the central processing unit respectively with the pressure sensor, the air pump, it is described second electricity
Magnet valve is connected with dialyzate circulating pump.
Further, the bottom of the liquid-supplying bucket, which is connected with, is connected with the liquid storage chamber for the storage for the liquid-supplying bucket
The dialyzate delivery pipe of supplement dialyzate in sap cavity, the dialyzate delivery pipe is equipped with to be connected with the central processing unit
Third solenoid valve is connected with exhaust pipe at the top of the liquid-supplying bucket, and the exhaust pipe is equipped with and the central processing unit phase
First solenoid valve of connection.
Further, multistage is being equipped between the second solenoid valve and the air pump on the pressurization tracheae
Air filter for removing bacteria.
Further, the central processing unit is Athlon 64X2 series processors.
Compared with prior art, the utility model has the following beneficial effects:
The utility model structure is simple, design is scientific and reasonable, easy to use, and it is too low effectively to solve liquid supply pressure, and
Dialysis-effect is ideal.When the utility model is used, central processing unit control third solenoid valve is opened, dialyzate delivery pipe is to confession
Dialyzate is supplemented in liquid bucket, while controlling the first solenoid valve and opening, and the air in liquid storage chamber works as liquid-supplying bucket by exhaust pipe outlet
Control third solenoid valve closes stopping supplement dialyzate after liquid level rises to regulation liquid level, while controlling the first solenoid valve and closing.
Control dialyzate circulating pump is opened to empty the gas of dialyzate liquid supply pipe and each feed flow branch pipe kind at this time, makes dialyzate liquid supply pipe
And dialyzate is full of in each feed flow branch pipe kind, and dialyzate circulation pump is controlled later, then second solenoid valve is opened in control, and
Control air pump operation, under the action of air pump air after multi-staged air sterilizing filter into liquid-supplying bucket liquid storage chamber in
It pressurizes to dialyzate in liquid storage chamber, pressure information and by detected gas in pressure sensor real-time monitoring liquid-supplying bucket liquid storage chamber
Press information real-time transmission to central processing unit, when central processing unit receives air pressure reaches setting value in liquid-supplying bucket liquid storage chamber when,
Control second solenoid valve to close, while it is out of service to control air pump, finally control dialyzate circulating pump open can to it is corresponding thoroughly
Analysis machine supplies dialyzate, and whole process is efficiently smooth, can effectively ensure that liquid supply pressure, while dialyzate circulating pump is not necessarily in high speed
Dialyzate can be supplied to corresponding dialysis machine under high-voltage operation, therefore can guarantee ideal dialysis-effect, be suitable for leading in this technology
Widely popularize application in domain.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is that each electrical equipment of the utility model connects block diagram.
Wherein, the corresponding title of appended drawing reference are as follows:
1- liquid-supplying bucket, 2- pressurization tracheae, 3- dialyzate liquid supply pipe, 4- pressure sensor, 5- central processing unit, 6- air pump,
7- second solenoid valve, 8- dialyzate circulating pump, 9- feed flow branch pipe, 10- dialyzate delivery pipe, 11- third solenoid valve, 12- exhaust
Pipe, the first solenoid valve of 13-, 14- multi-staged air sterilizing filter.
Specific embodiment
The utility model is described in further detail with embodiment for explanation with reference to the accompanying drawing, and the mode of the utility model includes
But it is not limited only to following embodiment.
As illustrated in fig. 1 and 2, a kind of air pressure feed flow in medical dialysis central liquid supply system provided by the utility model
Device, structure is simple, design is scientific and reasonable, easy to use, it is too low can effectively to solve liquid supply pressure, and dialysis-effect is ideal.
The utility model include liquid-supplying bucket 1, pressurization tracheae 2, dialyzate liquid supply pipe 3, pressure sensor 4, central processing unit 5, air pump 6,
Second solenoid valve 7, dialyzate circulating pump 8, feed flow branch pipe 9, dialyzate delivery pipe 10, third solenoid valve 11, exhaust pipe 12, first
Solenoid valve 13, multi-staged air sterilizing filter 14.The preferred Athlon 64X2 series processors of the central processing unit 5, the confession
It is set in liquid bucket 1 in sealing liquid storage chamber and the liquid storage chamber and is stored with dialyzate, the pressurization tracheae 2 is connected to the liquid-supplying bucket 1
Top and be connected with the liquid storage chamber, the inner wall of the liquid-supplying bucket 1 is equipped with pressure sensor 4, the pressurization tracheae 2
Free end is connected with air pump 6, and the pressurization tracheae 2 is equipped with second solenoid valve 7, the both ends of the dialyzate liquid supply pipe 3
It connect with the bottom of the liquid-supplying bucket 1 and is also connected with the liquid storage chamber of the liquid-supplying bucket 1, the dialyzate liquid supply pipe
3 are equipped with dialyzate circulating pump 8, and at least one feed flow branch pipe 9, the confession are also connected on the dialyzate liquid supply pipe 3
Liquid branch pipe 9 be used for for dialysis machine convey dialyzate, the bottom of the liquid-supplying bucket 1 be connected be connected with the liquid storage chamber for for
The dialyzate delivery pipe 10 of supplement dialyzate, the dialyzate delivery pipe 10 are equipped with third in the liquid storage chamber of the liquid-supplying bucket 1
Solenoid valve 11, the top of the liquid-supplying bucket 1 is connected with exhaust pipe 12, and the exhaust pipe 12 is equipped with the first solenoid valve 13, institute
It states and is being equipped with multi-staged air sterilizing filter between the second solenoid valve 7 and the air pump 6 on pressurization tracheae 2
14.The central processing unit 5 is recycled with the pressure sensor 4, the air pump 6, the second solenoid valve 7, dialyzate respectively
Pump 8, first solenoid valve 13 and the third solenoid valve 11 connection.Central processing unit 5 used in the utility model is total by CAN
Line communication, for existing known control panel, structure, circuit theory and control principle are all known technology, therefore herein not
It repeats.
When the utility model is used, central processing unit control third solenoid valve is opened, dialyzate delivery pipe is to liquid-supplying bucket
In supplement dialyzate, while controlling the first solenoid valve and opening, the air in liquid storage chamber is by exhaust pipe outlet, when liquid-supplying bucket liquid level
Control third solenoid valve closes stopping supplement dialyzate after rising to regulation liquid level, while controlling the first solenoid valve and closing.At this time
Control dialyzate circulating pump is opened to empty the gas of dialyzate liquid supply pipe and each feed flow branch pipe kind, and dialyzate liquid supply pipe and each is made
It is full of dialyzate in feed flow branch pipe kind, controls dialyzate circulation pump later, then second solenoid valve is opened in control, and is controlled
Air pump operation, air enters in the liquid storage chamber of liquid-supplying bucket after multi-staged air sterilizing filter to storage under the action of air pump
Dialyzate pressurizes in sap cavity, pressure information and believes detected air pressure in pressure sensor real-time monitoring liquid-supplying bucket liquid storage chamber
Cease real-time transmission to central processing unit, when central processing unit receives air pressure reaches setting value in liquid-supplying bucket liquid storage chamber when, control
Second solenoid valve is closed, while it is out of service to control air pump, and finally controlling the unlatching of dialyzate circulating pump can be to corresponding dialysis machine
Dialyzate is supplied, whole process is efficiently smooth, can effectively ensure that liquid supply pressure, while dialyzate circulating pump is not necessarily in high speed and high pressure
Dialyzate can be supplied to corresponding dialysis machine under operation, therefore can guarantee ideal dialysis-effect, be suitable for big in the art
Power promotes and applies.
Above-described embodiment is only one of preferred embodiments of the present invention, should not be taken to limit the utility model
Protection scope, as long as the utility model body design thought and mentally make have no the change of essential meaning or profit
Color, it is solved the technical issues of it is still consistent with the utility model, the protection scope of the utility model should all be included in
Within.
Claims (4)
1. a kind of air pressure liquid feed device in medical dialysis central liquid supply system, it is characterised in that: set sealing storage including interior
The liquid-supplying bucket (1) of dialyzate is stored in sap cavity and the liquid storage chamber, be connected to the top of the liquid-supplying bucket (1) and with the storage
The pressurization tracheae (2) that sap cavity is connected, dialyzate liquid supply pipe (3) and central processing unit (5)；The inner wall of the liquid-supplying bucket (1)
It is equipped with pressure sensor (4), the free end of pressurization tracheae (2) is connected with air pump (6), and the pressurization tracheae (2)
Be equipped with second solenoid valve (7), the both ends of the dialyzate liquid supply pipe (3) connect with the bottom of the liquid-supplying bucket (1) and
Also it is connected with the liquid storage chamber of the liquid-supplying bucket (1), the dialyzate liquid supply pipe (3) is equipped with dialyzate circulating pump (8), and
And at least one feed flow branch pipe (9) is also connected on the dialyzate liquid supply pipe (3), the feed flow branch pipe (9) is used for as dialysis
Machine convey dialyzate, the central processing unit (5) respectively with the pressure sensor (4), the air pump (6), it is described second electricity
Magnet valve (7) and dialyzate circulating pump (8) connection.
2. a kind of air pressure liquid feed device in medical dialysis central liquid supply system according to claim 1, feature
Be: the bottom of the liquid-supplying bucket (1), which is connected with, to be connected for in the liquid storage chamber of the liquid-supplying bucket (1) with the liquid storage chamber
The dialyzate delivery pipe (10) of dialyzate is supplemented, the dialyzate delivery pipe (10) is equipped with and the central processing unit (5) phase
The third solenoid valve (11) of connection is connected with exhaust pipe (12) at the top of the liquid-supplying bucket (1), and sets on the exhaust pipe (12)
There is the first solenoid valve (13) being connected with the central processing unit (5).
3. a kind of air pressure liquid feed device in medical dialysis central liquid supply system according to claim 2, feature
It is: is being equipped with multistage sky between the second solenoid valve (7) and the air pump (6) on the pressurization tracheae (2)
Gas sterilizing filter (14).
4. a kind of air pressure liquid feed device in medical dialysis central liquid supply system according to claim 3, feature
Be: the central processing unit (5) is 64 X2 series processors of Athlon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793111.2U CN208951697U (en) | 2018-11-01 | 2018-11-01 | A kind of air pressure liquid feed device in medical dialysis central liquid supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821793111.2U CN208951697U (en) | 2018-11-01 | 2018-11-01 | A kind of air pressure liquid feed device in medical dialysis central liquid supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208951697U true CN208951697U (en) | 2019-06-07 |
Family
ID=66743819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821793111.2U Active CN208951697U (en) | 2018-11-01 | 2018-11-01 | A kind of air pressure liquid feed device in medical dialysis central liquid supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208951697U (en) |
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2018
- 2018-11-01 CN CN201821793111.2U patent/CN208951697U/en active Active
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