CN101844851A - High-temperature sterilizing equipment for sterilizing water production equipment for purifying blood - Google Patents
High-temperature sterilizing equipment for sterilizing water production equipment for purifying blood Download PDFInfo
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- CN101844851A CN101844851A CN 201010174393 CN201010174393A CN101844851A CN 101844851 A CN101844851 A CN 101844851A CN 201010174393 CN201010174393 CN 201010174393 CN 201010174393 A CN201010174393 A CN 201010174393A CN 101844851 A CN101844851 A CN 101844851A
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Abstract
The invention discloses a high-temperature sterilizing equipment for removing bacterium and endotoxin in a reverse osmosis membrane and a pure water transporting pipeline on water production equipment for purifying the blood with high-temperature pure water, and reducing the treatment risk of hemodialysis patients. The equipment comprises a liquid level controller, a heating box, a temperature controller, a sterilizing and pressurizing pump, a heating pipe, a valve and an automatic control system. The equipment is suitable for sterilizing the high temperature-resistant reverse osmosis membrane and the transporting pipeline.
Description
Technical field
The present invention relates to the equipment that hemodialysis carried out high-temperature sterilization with water making device for medical institutions, specifically is a kind of high-temperature sterilization equipment that adopts full-automatic high temperature pure water disinfection technology that reverse osmosis membrane and pure water transfer lime are carried out disinfection.
Background technology
Nearly 500,000 person having renal failures in the whole world rely on to dialyse and earn a bare living at present.If in the dialysis procedure in the pure water microbiological indicator (bacterium and intracellular toxin) exceed standard, to cause complication such as hemodialysis patient heating, microcirculation disturbance, endotoxin shock (ypotension, anoxic, oxypathy etc.) and disseminated inravascular coagulation, serious will cause death, so very strict to the hemodialysis water quality requirement.And water making device is after operation for some time, reverse osmosis membrane and easy breed bacteria of pure water transfer lime and intracellular toxin, need regularly reverse osmosis membrane and water pipe to be carried out disinfection, remove bacterium and intracellular toxin, water making device is generally all quite huge, and there is very big difficulty in large-scale equipment disinfection.In the end of the year 2007, Department of Public Health of Shanxi Province and province Disease Control and Prevention Center unite the hemodialysis water treating equipment are inspected by random samples, and the result shows that intracellular toxin and bacterium exceed standard and reach more than 95%.So how to remove the task of top priority and technical barrier that bacterium in the hemodialysis water and intracellular toxin have become this technical field.
The existing technology of this technical field is to utilize chemicals to sterilize at present, claim chemical disinfection, promptly inject chemical disinfection liquid soaks at needs disinfectant position, and then rinse well (because the chemical disinfection equipment cost is low, the hospital of the present domestic overwhelming majority all adopts this method), be easy to residual disinfectancy liquid in pure water transport pipe and reverse osmosis membrane after using the chemical disinfection sterilization, poison thereby cause patient.If wash not thoroughly, debris will cause very big potential safety hazard, and tens routine hemodialysis patient deaths just appear causing because of thimerosal is residual in Hong Kong.So the doctor also fears sterilization, often the bacterium severe overweight does not in time go sterilization yet, and hospital and patient are bearing medical-risk constantly.Sampling observation is the result show, chemical disinfection removal bacterium and endotoxic effect are poor, this method need be finished manually simultaneously, and complicated operating process, length consuming time are through joining thimerosal, injecting thimerosal, immersion, discharging, a series of times of one day of process need of flushing.The discharging of thimerosal also brings environmental pollution.
Summary of the invention
At above problem, the object of the invention provides a kind of bacterium and intracellular toxin that utilizes in high temperature pure water removal reverse osmosis membrane and the pure water transport pipe, makes hemodialysis water water quality reach the hemodialysis water supply standard, reduces the high-temperature sterilization equipment of hemodialysis patient risk.
For realizing above-mentioned technical purpose, of the present inventionly a kind ofly can comprise fluid level controller, heating container, temperature regulator, sterilization topping-up pump, heating tube, valve and automatic control system to the high-temperature sterilization equipment that water making device for purifying blood carries out disinfection.Connect reverse osmosis membrane behind the described high-temperature sterilization equipment requirements associate device mesohigh pump, reverse osmosis membrane pure water mouth connects the pure water input aperture and is connected to the pure water refluxing opening through the pure water transfer lime, connect variable valve and motorized valve behind the dense water out of reverse osmosis membrane, described reverse osmosis membrane is the high-temperature resistant anti permeable membrane, and described pure water transfer lime is high temperature resistant tubing.
Connect motorized valve before the described high-pressure pump, connect check valve and variable valve between high-pressure pump and the reverse osmosis membrane, be connected to motorized valve between reverse osmosis membrane pure water mouth and the pure water input aperture; Described high-temperature sterilization device comprises heating container and sterilization topping-up pump, its water-in is connected to the pure water refluxing opening, connecing variable valve behind its water outlet is connected with the sterilization topping-up pump again, divide two-way behind the sterilization topping-up pump, wherein one the tunnel connect motorized valve to the pure water input aperture, the one tunnel connects motorized valve between transfer valve and the reverse osmosis membrane.
Described heating container is equipped with fluid level controller, temperature regulator, heating tube, also is connected to discharge outlet and overflow port, connects the variable valve discharging behind the discharge outlet; Overflow port is taken over discharging.
Adopt technical scheme, can utilize high temperature pure water immersion reverse osmosis membrane and pure water transport pipe and be incubated for some time, destroy endotoxic biological activity, reach and remove bacterium and endotoxic technique effect, and eliminate because of endotoxic exceed standard and the chemical residue life that the hemodialysis patient is caused of poisoning threatens in the hemodialysis water.Products production cost of the present invention is not high, and most of hospitals can both afford to use, and heat-sterilization alternative medicine sterilization is the inexorable trend of development, and market outlook are boundless." reduce and pollute, the protection environment " common recognition that has become the whole society, adopt this project technology nontoxic pollution-free, environmental protection has good social economic benefit and environment and ecological benefits.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the operation synoptic diagram of the present invention when not sterilizing.
Fig. 3 is the operation synoptic diagram of the present invention when reverse osmosis membrane is sterilized.
Fig. 4 is the operation synoptic diagram of the present invention when the pure water transport pipe is sterilized.
Embodiment
Shown in Figure 1, the present invention requires will meet 1 motorized valve A before the high-pressure pump of associate device, meets check valve C and variable valve D between high-pressure pump and the reverse osmosis membrane; Be connected to the pure water input aperture behind the reverse osmosis membrane pure water mouth; The pure water input aperture is connected to the pure water refluxing opening, meets motorized valve E between reverse osmosis membrane and the pure water input aperture.Meet variable valve F and motorized valve O behind the reverse osmosis membrane concentrated water spout.Fluid level controller 1, temperature regulator 3, heating tube 5 are housed on the heating container 2; Be connected to water outlet 6, discharge outlet 7, water-in 8, overflow port 9 on the heating container; Meet variable valve K behind the water outlet, connect sterilization topping-up pump 4 behind the variable valve K, two-way is divided in sterilization topping-up pump 4 backs, wherein one the tunnel meets motorized valve L to the pure water input aperture, and one the tunnel meets motorized valve M between transfer valve D and the reverse osmosis membrane; Meet variable valve J behind the discharge outlet; Overflow port is taken over discharging; Divide two-way behind the water-in, wherein one the tunnel meet motorized valve G, be connected to the pure water refluxing opening again, meet motorized valve I (discharging is used) again, another road meets motorized valve N to the reverse osmosis concentrated mouth of a river.Also be connected to motorized valve H and check valve B behind the pure water refluxing opening; Before being connected to valve A behind the check valve B.
As shown in Figure 2, when not sterilizing, working condition and valve state of a control are: A, H, O, E valve are open mode, close during the high liquid level of the water of G valve in heating container.
As shown in Figure 3, when reverse osmosis membrane is sterilized, working condition and valve state of a control: the water in the first heating water tank, after being heated to design temperature, close E, O, the G valve is opened M then, the N valve is restarted 4 sterilization topping-up pumps, hot water begins the circulation sterilization, open the O valve after arriving setting-up time, close the N valve, 4 sterilization topping-up pumps quit work when liquid level is hanged down in water tank arrival, close the M valve, open the O valve, water making device for purifying blood starts low compacting water program, begins to wash reverse osmosis membrane, after arriving setting-up time, water making device for purifying blood quits work, and opens the E valve, and sterilization is finished.
As shown in Figure 4, when the pure water transport pipe is sterilized, working condition and valve state of a control: the water in the first heating water tank, after being heated to design temperature, close E, the H valve is opened L then, the G valve, restart 4 sterilization topping-up pumps, hot water begins the circulation sterilization, opens the I valve behind the arrival setting-up time, closes the G valve, 4 sterilization topping-up pumps quit work when liquid level is hanged down in water tank arrival, close the L valve, open the E valve, water making device for purifying blood starts low compacting water program, the beginning flushing pipe, after arriving setting-up time, water making device for purifying blood quits work, and closes the I valve, open the H valve, sterilization is finished.
The present invention compared with prior art, main technological merit and effect:
1) solves removal endotoxin technical barrier;
Utilize chemical disinfection, because complex operation and the general some months of unsafe factor just sterilize once, the equal severe overweight of hemodialysis water bacteria and endotoxin at ordinary times. So how effectively, remove safely the task of top priority and the technical barrier that bacterium in the hemodialysis water and endotoxin have become this field. Endotoxin is very heat-resisting, just meeting is destroyed to only have at high temperature heating, and the present invention is exactly for endotoxic this characteristic, adopts the high temperature pure water to soak reverse osmosis membrane and pure water conveyance conduit and also is incubated a period of time, destroy endotoxic biologically active, reach and remove bacterium and endotoxic technique effect.
Detect through Zhejiang Province's geological and mineral central laboratory, the result shows that the total number of bacteria after processing through the inventive method in the water is 0CFU/ml; Bacterium endogenous toxic material at the output of hemodialysis water treatment facilities is counted 1EU/ml; Bacterium endogenous toxic material on the point of delivery of hemodialysis apparatus entrance is counted 3EU/ml, and the microorganism that reaches the hemodialysis water fully limits requirement.
2) environmental protection;
The heat sterilization utilization be the high temperature pure water disinfection, nontoxic pollution-free is environmental protection, what chemical disinfection was used is the chemicals sterilization, can produce the thimerosal discharging, causes environmental pollution.
3) evade patient's risk of poisoning
Be easy to residual disinfectancy liquid in film and water pipe after using the chemical disinfection sterilization, poison (Hong Kong once caused tens routine hemodialysis patient deaths because of the residue of chemical disinfection) thereby cause patient.And the not residual any medicine of heat-sterilization, not only environmental protection but also safety.
4) realize that sterilization automatization thermal sterilising technology can make the sterilization automatization, realize equipment full-automation (but self-timing sterilization every night truly, do not influence the patient time), and chemical disinfection can only manual operation, finish to sterilization from dosing, need one day time of cost, not only loaded down with trivial details but also influence the patient time.
Claims (5)
1. the high-temperature sterilization equipment that can carry out disinfection to water making device for purifying blood, this equipment comprises fluid level controller, heating container, temperature regulator, sterilization topping-up pump, heating tube, valve and automatic control system, it is characterized in that connecing reverse osmosis membrane behind the described high-temperature sterilization equipment requirements associate device mesohigh pump, reverse osmosis membrane pure water mouth connects the pure water input aperture and is connected to the pure water refluxing opening through the pure water transfer lime, connect the discharging of variable valve (F) and motorized valve (O) behind the reverse osmosis membrane concentrated water spout, described reverse osmosis membrane is the high-temperature resistant anti permeable membrane, and described pure water transfer lime is high temperature resistant tubing.
2. the high-temperature sterilization equipment that can carry out disinfection to water making device for purifying blood according to claim 1, it is characterized in that: connect motorized valve (A) before the described high-pressure pump, connect check valve (C) and variable valve (D) between high-pressure pump and the reverse osmosis membrane, connect motorized valve (E) between reverse osmosis membrane pure water mouth and the pure water input aperture; Described high-temperature sterilization equipment comprises heating container (2) and sterilization topping-up pump (4), its water-in (8) is connected to the pure water refluxing opening, connecing variable valve (K) behind its water outlet (6) is connected with sterilization topping-up pump (4) again, divide two-way behind the sterilization topping-up pump, wherein one the tunnel connect motorized valve (L) to the pure water input aperture, the one tunnel connects motorized valve (M) between transfer valve (D) and the reverse osmosis membrane.
3. the high-temperature sterilization equipment that can carry out disinfection to water making device for purifying blood according to claim 2, it is characterized in that, described heating container (2) is equipped with fluid level controller (1), temperature regulator (3), heating tube (5), also be connected to discharge outlet (7) and overflow port (9), connect variable valve (J) discharging behind the discharge outlet; Overflow port is taken over discharging.
4. the high-temperature sterilization equipment that can carry out disinfection to water making device for purifying blood according to claim 3 is characterized in that two-way is divided in water-in (8) back, wherein one the tunnel connects motorized valve (G) and is connected to the pure water refluxing opening again, connects motorized valve (I) again; Another road connects motorized valve (N) to the reverse osmosis concentrated mouth of a river.
5. the high-temperature sterilization equipment that can carry out disinfection to water making device for purifying blood according to claim 4 is characterized in that also connecing motorized valve (H) and check valve (B) behind the pure water refluxing opening, and it is preceding to be connected to valve (A) behind the check valve (B).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010174393 CN101844851A (en) | 2010-05-17 | 2010-05-17 | High-temperature sterilizing equipment for sterilizing water production equipment for purifying blood |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010174393 CN101844851A (en) | 2010-05-17 | 2010-05-17 | High-temperature sterilizing equipment for sterilizing water production equipment for purifying blood |
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| CN101844851A true CN101844851A (en) | 2010-09-29 |
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| CN 201010174393 Pending CN101844851A (en) | 2010-05-17 | 2010-05-17 | High-temperature sterilizing equipment for sterilizing water production equipment for purifying blood |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787953A (en) * | 2015-03-31 | 2015-07-22 | 宁波方太厨具有限公司 | Water purification equipment provided with disinfection and sterilization device |
| CN107867778A (en) * | 2017-11-24 | 2018-04-03 | 北京欧美中科学技术研究院 | Efficient Waste Water Treatment |
| CN108136094A (en) * | 2015-10-13 | 2018-06-08 | 日机装株式会社 | Apparatus for purifying blood |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201426859Y (en) * | 2009-04-21 | 2010-03-24 | 盛建华 | High-temperature sterilizing equipment for sterilizing water producing equipment with blood purification function |
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2010
- 2010-05-17 CN CN 201010174393 patent/CN101844851A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201426859Y (en) * | 2009-04-21 | 2010-03-24 | 盛建华 | High-temperature sterilizing equipment for sterilizing water producing equipment with blood purification function |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104787953A (en) * | 2015-03-31 | 2015-07-22 | 宁波方太厨具有限公司 | Water purification equipment provided with disinfection and sterilization device |
| CN108136094A (en) * | 2015-10-13 | 2018-06-08 | 日机装株式会社 | Apparatus for purifying blood |
| CN108136094B (en) * | 2015-10-13 | 2020-10-13 | 日机装株式会社 | Blood purification device |
| CN107867778A (en) * | 2017-11-24 | 2018-04-03 | 北京欧美中科学技术研究院 | Efficient Waste Water Treatment |
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Application publication date: 20100929 |