CN204910171U - Steam sterilizer with function is eliminated to moisturizing low temperature - Google Patents
Steam sterilizer with function is eliminated to moisturizing low temperature Download PDFInfo
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- CN204910171U CN204910171U CN201520486800.9U CN201520486800U CN204910171U CN 204910171 U CN204910171 U CN 204910171U CN 201520486800 U CN201520486800 U CN 201520486800U CN 204910171 U CN204910171 U CN 204910171U
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Abstract
The utility model provides a steam sterilizer with function is eliminated to moisturizing low temperature, belongs to steriliser technical field. Including steriliser inner room (2) and with steam generator (4) that steriliser inner room (2) is connected, be provided with the moisturizing unit on steam generator (4), its characterized in that: be provided with the liquid level detection device in steam generator (4), the liquid level detection device links to each other with liquid level controller (8), and liquid level controller (8) are right the moisturizing unit control. The utility model discloses in because the interval between middle water level level gauge and the high water level level gauge is less, so the water supplying valve door is a small amount of, constantly to carrying out the moisturizing among the steam generator, the water level among the messenger steam generator remains throughout in a less interval mode many times, very big improvement steriliser sterilization effect, improved work efficiency.
Description
Technical field
With a steam autoclave for moisturizing low temperature elimination function, belong to steriliser technical field.
Background technology
Steam autoclave is common a kind of steriliser, and steam autoclave relies on the steam generator carried in it to produce steam, carries out sterilization to the decontaminant in room in steriliser.In the prior art, electric heating tube is provided with in the steam generator carried in steriliser, by electric heating tube to the water heating generating steam in steam generator, be provided with high, medium and low three liquidometers in a vapor generator at uniform intervals, respectively the high, medium and low liquid level in steam generator detected.
When carrying out sterilizing, along with the continuous evaporation of steam in steam generator, water level in steam autoclave reduces gradually, in the mode of operation of existing steam autoclave, when the water level in steam generator is reduced under middle water level liquidometer, in steam generator, carry out moisturizing by feed pump, by the water level promoting in steam generator to high water level liquidometer place, prevent the water level in steam generator too low.The defect of this kind of Water supplement pattern is: when each moisturizing, and the water yield filled into is comparatively large, therefore after each moisturizing, in steam generator, water temperature drop is comparatively serious, cause occurring low temperature phenomenon, the pressure simultaneously in steam generator can reduce instantaneously, badly influences the effect of sterilizing; Electric heating tube simultaneously in steam generator needs to carry out heating again producing steam from lower temperature, and heat time heating time is longer, and sterilizing efficiency is low.
Another kind of working method is, before sterilizing, the water level in steam generator is added to high water level, not to moisturizing in steam generator in whole sterilization process, the defect of this kind of working method is: if the whole sterilization process time is longer, then there will be the too low phenomenon of water level in steam generator, and then affect the life-span of heating tube in steam generator, even occur that heating tube is burnt or out-of-work phenomenon.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, there is provided a kind of the position of middle water level liquidometer is promoted, make the water level in steam generator be in a comparatively stable position by moisturizing that is a small amount of, that continue simultaneously, the temperature difference caused when compensate for moisturizing to the full extent, improves the work efficiency of steriliser.
This utility model solves the technical scheme that its technical problem adopts: should with the steam autoclave of moisturizing low temperature elimination function, the steam generator comprising room in steriliser and be connected with room in steriliser, steam generator is provided with moisturizing unit, it is characterized in that: in steam generator, be provided with liquid level detection device, liquid level detection device is connected with liquid level controller, and liquid level controller controls described moisturizing unit.
Preferably, described liquid level detection device is the low water level liquidometer be arranged on from bottom to top on steam generator, middle water level liquidometer and high water level liquidometer.
Preferably, the distance between described middle water level liquidometer and high water level liquidometer is less than the distance between middle water level liquidometer and low water level liquidometer.
Preferably, described moisturizing unit comprises water pipe and is connected to the moisturizing valve in water pipe, and described liquid level controller is connected with moisturizing valve.
Preferably, in described water pipe, be also provided with small pump, small pump is arranged on the water pipe between moisturizing valve and steam generator.
Preferably, in described steriliser between room and steam generator by steam conveying pipeline UNICOM.
Preferably, in described steam conveying pipeline, steam Transportation valve is connected with.
Preferably, described liquid level detection device is install fluid level transmitter in a vapor generator.
Preferably, described moisturizing valve adopts PID valve or angle pedestal valve.
Compared with prior art, the beneficial effect that this utility model has is:
In the steam autoclave with moisturizing low temperature elimination function of the present utility model, low water level liquidometer, middle water level liquidometer and the high water level liquidometer installed in a vapor generator does not adopt evenly spaced set-up mode, the position of wherein middle water level liquidometer to be moved and close to high water level liquidometer, make the distance between middle water level liquidometer and high water level liquidometer be less than distance between middle water level liquidometer and low water level liquidometer.
Because the spacing between middle water level liquidometer and high water level liquidometer is less, so moisturizing valve is in the state of frequently cut-offfing under the control of liquid level controller, with on a small quantity, mode repeatedly constantly carries out moisturizing in steam generator, the water level in steam generator is made to remain in the less interval of between middle water level liquidometer and high water level liquidometer one, simultaneously because the rate of water make-up of each moisturizing is less, so make the temperature in steam generator maintain in a less temperature range always, the temperature difference caused when compensate for moisturizing to the full extent, avoid steam generator after each moisturizing, electric heater in it heats from a lower temperature, greatly improve steriliser sterilization effect, improve work efficiency.
Accompanying drawing explanation
Fig. 1 is the steam autoclave structural representation with moisturizing low temperature elimination function.
Fig. 2 is steam autoclave embodiment 2 structural representation with moisturizing low temperature elimination function.
Wherein: 1, room 3, steam conveying pipeline 4, steam generator 5, high water level liquidometer 6, middle water level liquidometer 7, low water level liquidometer 8, liquid level controller 9, small pump 10, moisturizing valve 11, water pipe 12, fluid level transmitter in steam Transportation valve 2, steriliser.
Detailed description of the invention
Fig. 1 is most preferred embodiment of the present utility model, is described further below in conjunction with accompanying drawing 1 ~ 2 pair of this utility model.
Embodiment 1:
As shown in Figure 1, a kind of steam autoclave with moisturizing low temperature elimination function, comprise room 2 and steam generator 4 in steriliser, be connected by steam conveying pipeline 3 between steam generator 4 with room in steriliser 2, realize steam generator 4 to delivering vapor in room in steriliser 2, in steam conveying pipeline 3, be connected with steam Transportation valve 1.
Be connected with bottom steam generator 4 for the water pipe 11 to steam generator 4 moisturizing.Water pipe 11 connects the entrance of small pump 9 after connecting moisturizing valve 10, the outlet of small pump 9 is connected by the bottom of pipeline with steam generator 4.The low water level liquidometer 7 for monitoring the water level in steam generator 4, middle water level liquidometer 6 and high water level liquidometer 5 is disposed with from bottom to top in steam generator 4, low water level liquidometer 7, middle water level liquidometer 6 and high water level liquidometer 5 are connected with liquid level controller 8 simultaneously, the liquid level information detected separately is delivered in liquid level controller 8, liquid level controller 8 is connected with moisturizing valve 10 simultaneously, control the duty of moisturizing valve 10, moisturizing valve 10 can adopt PID valve or angle pedestal valve.Also be provided with in steam generator 4 for heating the water in it and producing the electric heater (not shown in FIG.) of steam.
In the steam autoclave of this kind with moisturizing low temperature elimination function, low water level liquidometer 7, middle water level liquidometer 6 and high water level liquidometer 5 do not adopt evenly spaced set-up mode, the position of wherein middle water level liquidometer 6 to be moved and close to high water level liquidometer 5, make the distance between middle water level liquidometer 6 and high water level liquidometer 5 be less than distance between middle water level liquidometer 6 and low water level liquidometer 7.Low water level liquidometer 7, middle water level liquidometer 6 and high water level liquidometer 5 adopt the liquid-level switch of output switch amount to realize.
Specific works principle and work process as follows:
Before beginning sterilizing, when the water level in steam generator 4 rises to high water level liquidometer 5 place, electric heater in steam generator 4 is started working and is produced steam, along with the continuous generation of steam, the continuous rising of pressure in steam generator 4, when pressure increase is to operating pressure, steam Transportation valve 1 is opened, steam enters in steriliser in room 2 via steam conveying pipeline 3 from steam generator 4, and sterilizing starts.
Along with the continuous generation of steam, liquid level in steam generator 4 reduces gradually, when liquid level is reduced to middle water level liquidometer 6 place, middle water level liquidometer 6 sends switching signal to liquid level controller 8, now liquid level controller 8 controls moisturizing valve 10 and opens, and carries out moisturizing, when water level rises to high water level liquidometer 5 place by water pipe 11 in steam generator 4, liquid level controller 8 controls moisturizing valve 10 and closes, and stops moisturizing in steam generator 4.Because the spacing between middle water level liquidometer 6 and high water level liquidometer 5 is less, so moisturizing valve 10 is in the state of frequently cut-offfing under the control of liquid level controller 8, with on a small quantity, mode repeatedly constantly carries out moisturizing in steam generator 4, the water level in steam generator 4 is made to remain in the less interval of between middle water level liquidometer 6 and high water level liquidometer 5 one, simultaneously because the rate of water make-up of each moisturizing is less, so make the temperature in steam generator 4 maintain in a less temperature range always, avoid steam generator 4 after each moisturizing, electric heater in it heats from a lower temperature, greatly improve steriliser sterilization effect, improve work efficiency.
Embodiment 2:
Embodiment 2 is with the difference of embodiment 1: in example 2, eliminate low water level liquidometer 7, middle water level liquidometer 6 and high water level liquidometer 5 that output is switching value, adopts the fluid level transmitter 12 exporting analog quantity.
As shown in Figure 2, be provided with fluid level transmitter 12 in steam generator 4, real-time for the level value of steam generator 4 is delivered to liquid level controller 8 by fluid level transmitter 12.Before carrying out sterilizing, expectation level value by liquid level controller 8 pairs of steam generators 4 sets, by the pid control mode of routine, the liquid level in steam generator 4 is regulated in real time, make the liquid level in steam generator 4 all the time in presetting expectation liquid level, under one within the scope of float, thus achieve and under the control of liquid level controller 8, be in the state of frequently cut-offfing by moisturizing valve 10, with on a small quantity, mode repeatedly constantly carries out moisturizing in steam generator 4, the water level in steam generator 4 is made to remain in the less interval of between middle water level liquidometer 6 and high water level liquidometer 5 one, liquid level in steam generator 4 is kept relative stability.Fluid level transmitter 12 can adopt commercially available common fluid level transmitter to realize, as float ball type level transducer.
Specific works process and operation principle as follows:
Before beginning sterilizing, when the water level in steam generator 4 rises to high water level liquidometer 5 place, electric heater in steam generator 4 is started working and is produced steam, along with the continuous generation of steam, continuous rising in steam generator 4, when pressure increase is to operating pressure, steam Transportation valve 1 is opened, steam enters in steriliser in room 2 via steam conveying pipeline 3 from steam generator 4, and sterilizing starts.
Along with the continuous generation of steam, liquid level in steam generator 4 starts to reduce, Real-Time Monitoring is carried out by the liquid level in fluid level transmitter 12 pairs of steam generators 4, and the numerical value real-time monitored is delivered in liquid level controller 8, the duty of mode to moisturizing valve 10 regulated by PID by liquid level controller 8 is controlled, make moisturizing valve 10 under the control of liquid level controller 8, be in the state of frequently cut-offfing, with on a small quantity, mode repeatedly constantly carries out moisturizing in steam generator 4, the water level in steam generator 4 is made to expect on level value all the time, under one comparatively float in minizone, thus make the variations in temperature in steam generator 4 maintain in a less temperature range always, avoid steam generator 4 after each moisturizing, electric heater in it heats from a lower temperature, greatly improve steriliser sterilization effect, improve work efficiency.
The above, it is only preferred embodiment of the present utility model, be not restriction this utility model being made to other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the Equivalent embodiments of equivalent variations.But everyly do not depart from technical solutions of the utility model content, any simple modification, equivalent variations and the remodeling done above embodiment according to technical spirit of the present utility model, still belong to the protection domain of technical solutions of the utility model.
Claims (9)
1. the steam autoclave with moisturizing low temperature elimination function, the steam generator (4) comprising room in steriliser (2) and be connected with room in steriliser (2), steam generator (4) is provided with moisturizing unit, it is characterized in that: in steam generator (4), be provided with liquid level detection device, liquid level detection device is connected with liquid level controller (8), and liquid level controller (8) controls described moisturizing unit.
2. the steam autoclave with moisturizing low temperature elimination function according to claim 1, is characterized in that: described liquid level detection device is the low water level liquidometer (7) be arranged on from bottom to top on steam generator (4), middle water level liquidometer (6) and high water level liquidometer (5).
3. the steam autoclave with moisturizing low temperature elimination function according to claim 2, is characterized in that: the distance between described middle water level liquidometer (6) and high water level liquidometer (5) is less than the distance between middle water level liquidometer (6) and low water level liquidometer (7).
4. the steam autoclave with moisturizing low temperature elimination function according to claim 1, it is characterized in that: described moisturizing unit comprises water pipe (11) and is connected to the moisturizing valve (10) in water pipe (11), and described liquid level controller (8) is connected with moisturizing valve (10).
5. the steam autoclave with moisturizing low temperature elimination function according to claim 4, it is characterized in that: in described water pipe (11), be also provided with small pump (9), small pump (9) is arranged on the water pipe (11) between moisturizing valve (10) and steam generator (4).
6. the steam autoclave with moisturizing low temperature elimination function according to claim 1, is characterized in that: in described steriliser between room (2) and steam generator (4) by steam conveying pipeline (3) UNICOM.
7. the steam autoclave with moisturizing low temperature elimination function according to claim 6, is characterized in that: in described steam conveying pipeline (3), be connected with steam Transportation valve (1).
8. the steam autoclave with moisturizing low temperature elimination function according to claim 1, is characterized in that: described liquid level detection device is for being arranged on the fluid level transmitter (12) in steam generator (4).
9. the steam autoclave with moisturizing low temperature elimination function according to claim 4 or 5, is characterized in that: described moisturizing valve (10) adopts PID valve or angle pedestal valve.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520486800.9U CN204910171U (en) | 2015-07-08 | 2015-07-08 | Steam sterilizer with function is eliminated to moisturizing low temperature |
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| CN201520486800.9U CN204910171U (en) | 2015-07-08 | 2015-07-08 | Steam sterilizer with function is eliminated to moisturizing low temperature |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108601878A (en) * | 2016-01-29 | 2018-09-28 | 费森尤斯医疗护理德国有限责任公司 | Method, control device and blood processing apparatus for adjusting the heating device for being used to heat the fluid for dialysis fluid circuit |
| CN113188598A (en) * | 2021-04-28 | 2021-07-30 | 哈尔滨工程大学 | Experimental system for researching retention characteristics of radioactive substances in steam generator |
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2015
- 2015-07-08 CN CN201520486800.9U patent/CN204910171U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108601878A (en) * | 2016-01-29 | 2018-09-28 | 费森尤斯医疗护理德国有限责任公司 | Method, control device and blood processing apparatus for adjusting the heating device for being used to heat the fluid for dialysis fluid circuit |
| CN108601878B (en) * | 2016-01-29 | 2021-08-31 | 费森尤斯医疗护理德国有限责任公司 | Method for regulating a heating device for heating a fluid for a dialysis fluid circuit, control device and blood treatment apparatus |
| EP3407931B1 (en) | 2016-01-29 | 2021-09-08 | Fresenius Medical Care Deutschland GmbH | Method for regulating a heating device for heating a fluid for a dialysis liquid circuit, control device, and blood treatment device |
| US11305043B2 (en) | 2016-01-29 | 2022-04-19 | Fresenius Medical Care Deutschland Gmbh | Method for regulating a heating device for heating a fluid for a dialysis fluid circuity, control device and blood treatment apparatus |
| CN113188598A (en) * | 2021-04-28 | 2021-07-30 | 哈尔滨工程大学 | Experimental system for researching retention characteristics of radioactive substances in steam generator |
| CN113188598B (en) * | 2021-04-28 | 2023-11-17 | 哈尔滨工程大学 | Experimental system for researching retention characteristics of radioactive substances in steam generator |
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