CN205434453U - Negative pressure VHP steriliser - Google Patents

Negative pressure VHP steriliser Download PDF

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Publication number
CN205434453U
CN205434453U CN201620145492.8U CN201620145492U CN205434453U CN 205434453 U CN205434453 U CN 205434453U CN 201620145492 U CN201620145492 U CN 201620145492U CN 205434453 U CN205434453 U CN 205434453U
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CN
China
Prior art keywords
temperature
negative pressure
steriliser
vhp
inside room
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620145492.8U
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Chinese (zh)
Inventor
陈少剑
刘钊
韩耀
董吉福
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Shinva Medical Instrument Co Ltd
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Shinva Medical Instrument Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shinva Medical Instrument Co Ltd filed Critical Shinva Medical Instrument Co Ltd
Priority to CN201620145492.8U priority Critical patent/CN205434453U/en
Application granted granted Critical
Publication of CN205434453U publication Critical patent/CN205434453U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a negative pressure VHP steriliser, belongs to pharmacy sterilizing installation technical field. Its characterized in that: be equipped with the sterilization inner room in heating heat preservation device (1), the sterilization inner room is connected with hydrogen peroxide and enters medicine device (2), and the negative pressure is managed to find time detection device, temperature detection device and heating heat preservation device (1) and all is connected with controlling means, temperature -detecting device has two, and a temperature -detecting device installs indoor in the sterilization, in the temperature of preheating in -process real -time supervision sterilization inner room, another temperature -detecting device with heating heat preservation device (1) fixed connection, the temperature of real -time supervision heating heat preservation device (1) in sterilizing process. This negative pressure VHP steriliser's negative pressure sterilization environment more does benefit to hydrogen peroxide diffusion of gases, has improved hydrogen peroxide's penetration capacity, two temperature -detecting device can be respectively preheat with sterilizing process in the temperature of real -time supervision sterilization inner room or heating heat preservation device, guaranteed that preheating temperature and sterilization temperature can both reach the requirement.

Description

A kind of negative pressure VHP steriliser
Technical field
A kind of negative pressure VHP steriliser, belongs to pharmaceutical sterilization equipment technical field.
Background technology
Development along with hydrogen peroxide sterilization technology, hydrogen peroxide easily decomposes due to it, eco-friendly feature, more and more paid close attention to by industry-by-industry, the most more and more it is applied in pharmacy sterilizing industry, but exposing the limitation of its range: ambient humidity is sensitive, humidity is higher easily causes sterilizing failure the most simultaneously;Its penetration capacity is more weak, is merely able to carry out the surface sterilizing of article.
Summary of the invention
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, it is provided that a kind of need not high-temperature heating make hydrogen peroxide vaporization, energy resource consumption is few, improve the negative pressure VHP steriliser of the penetration capacity of hydrogen peroxide.
This utility model solves its technical problem and be the technical scheme is that this negative pressure VHP steriliser, it is characterized in that: include that heating and heat-insulating device, temperature-detecting device, negative pressure evacuate detection device and control device, inside room it is provided with in heating and heat-insulating device, inside room connects has hydrogen peroxide to enter medicine device, and negative pressure evacuates detection device, temperature-detecting device and heating and heat-insulating device and is all connected with control device;
Described temperature-detecting device has two, one temperature-detecting device is arranged in described inside room, monitoring the temperature of inside room in warm in real time, another temperature-detecting device is fixing with described heating and heat-insulating device to be connected, and monitors the temperature of heating and heat-insulating device in sterilization process in real time.
Preferably, described inside room is also associated with air inlet pipe, and air inlet pipe is provided with air inlet electromagnetic valve, and air inlet electromagnetic valve is connected with described control device.
Preferably, described air inlet pipe one end connects with described inside room, other end connection compressed gas.
Preferably, described hydrogen peroxide enters medicine device and includes hydrogen peroxide cartridge, enters medicine electromagnetic valve and buffer pocket, enter medicine electromagnetic valve and have two, the outlet of hydrogen peroxide cartridge is sequentially connected in series after entering medicine electromagnetic valve into medicine electromagnetic valve, buffer pocket with another and connects with described inside room, enters medicine electromagnetic valve and connects with described control device.
Preferably, described temperature-detecting device is temperature sensor or temperature probe.
Preferably, described heating and heat-insulating device includes steriliser main body and is arranged on the heater outside steriliser main body.
Preferably, described heater is heating film or steam heater.
Preferably, described negative pressure evacuates vacuum pump and the pressure transducer that detection device includes connecting with described inside room, and vacuum pump and pressure transducer are connected with described control device.
Preferably, the vehicle of sterilization for placing sterilizing article it is provided with in described inside room.
Compared with prior art, negative pressure VHP steriliser of the present utility model is had the beneficial effect that
1, this negative pressure VHP steriliser is provided with negative pressure and evacuates monitoring device, and making the sterilized environment in inside room is negative pressure, so the humidity of inside room has obtained effective control, humidity conditioner that need not be extra just can meet the requirement of sterilized environment;Under subnormal ambient, the temperature conditions of hydrogen peroxide vaporization requires to reduce, and relatively low temperature just can make hydrogen peroxide gasification, reduce energy resource consumption, eliminates the high-temperature heating adnexa that general vaporized hydrogen peroxide generator needs, the equipment entirety of making more low-carbon (LC), safety;The diffusion of the negative pressure sterilized environment more conducively hydrogen peroxide gas that inside room is built, improve the sterilizing penetration capacity of hydrogen peroxide;Two temperature-detecting devices can monitor inside room or the temperature of heating and heat-insulating device respectively in preheating and sterilization process in real time, owing to preheating temperature is higher than the temperature of sterilization process, two temperature-detecting devices are measured respectively, ensure that preheating temperature and sterilising temp can reach requirement, and temperature controls flexibly.
2, air inlet pipe can pour compressed gas in inside room, after sterilizing, can match with negative pressure evacuator, make the concentration of the hydrogen peroxide in inside room reach safe concentration, improve the safety of equipment.
3, in inside room, add hydrogen peroxide by buffer pocket, facilitate operator to observe the interpolation situation of hydrogen peroxide, and then the convenient amount controlling hydrogen peroxide interpolation.
4, steriliser main body can be heated by heater, improves the temperature of steriliser main body, and is incubated for steriliser main body, it is ensured that sterilization process is carried out under conditions of stable.
5, when the volume of steriliser main body is less, heating film is used to carry out heating and thermal insulation, simple to operate, and also flexible to operation;When the volume of steriliser main body is bigger, use steam heater that steriliser main body is heated, it is to avoid to consume too much electric energy, the saving energy, and high insulating effect.
6, sterilizing article is placed on vehicle of sterilization, facilitates putting of sterilizing article, and just can put sterilizing article outside inside room, operates safety.
Accompanying drawing explanation
Fig. 1 is that the master of negative pressure VHP steriliser regards cross-sectional schematic.
In figure: 1, heating and heat-insulating device 2, hydrogen peroxide enter medicine device 3, vehicle of sterilization 4, sterilizing article 5, pressure transducer 6, temperature sensor 7, air inlet pipe 8, vacuum pump 9, temperature probe.
Detailed description of the invention
Fig. 1 is most preferred embodiment of the present utility model, and 1 pair of this utility model is described further below in conjunction with the accompanying drawings.
A kind of negative pressure VHP steriliser, evacuate detection device including heating and heat-insulating device 1, temperature-detecting device, negative pressure and control device, it is provided with inside room in heating and heat-insulating device 1, inside room connects has hydrogen peroxide to enter medicine device 2, and negative pressure evacuates detection device, temperature-detecting device and heating and heat-insulating device 1 and is all connected with control device;
Temperature-detecting device has two, one temperature-detecting device is arranged in inside room, monitoring the temperature of inside room in warm in real time, another temperature-detecting device is fixing with described heating and heat-insulating device 1 to be connected, and monitors the temperature of heating and heat-insulating device 1 in sterilization process in real time.
This negative pressure VHP steriliser is provided with negative pressure and evacuates monitoring device, and making the sterilized environment in inside room is negative pressure, so the humidity of inside room has obtained effective control, humidity conditioner that need not be extra just can meet the requirement of sterilized environment;Under subnormal ambient, the temperature conditions of hydrogen peroxide vaporization requires to reduce, and relatively low temperature just can make hydrogen peroxide gasification, reduce energy resource consumption, eliminates the high-temperature heating adnexa that general vaporized hydrogen peroxide generator needs, the equipment entirety of making more low-carbon (LC), safety;The diffusion of the negative pressure sterilized environment more conducively hydrogen peroxide gas that inside room is built, improve the sterilizing penetration capacity of hydrogen peroxide;Two temperature-detecting devices can monitor inside room or the temperature of heating and heat-insulating device 1 respectively in preheating and sterilization process in real time, owing to preheating temperature is higher than the temperature of sterilization process, two temperature-detecting devices are measured respectively, ensure that preheating temperature and sterilising temp can reach requirement, and temperature controls flexibly.
Embodiment 1
As shown in Figure 1: heating and heat-insulating device 1 includes steriliser main body and is arranged on the heater outside steriliser main body, in the present embodiment, heater is heating film.Steriliser main body is cuboid, and the volume of inside room is 60L.Heating film is arranged on outside steriliser main body, heats for steriliser main body.
Hydrogen peroxide enters medicine device 2 and is arranged on the bottom left of steriliser main body, and hydrogen peroxide enters medicine device 2 for injecting hydrogen peroxide liquid in inside room.Hydrogen peroxide enters medicine device 2 and includes hydrogen peroxide cartridge, enters medicine electromagnetic valve and buffer pocket, enter medicine electromagnetic valve and have two, connect with inside room after the outlet series buffer box of hydrogen peroxide cartridge, two are entered medicine electromagnetic valve and are separately positioned between hydrogen peroxide cartridge and buffer pocket and between buffer pocket and inside room, and two are entered medicine electromagnetic valve and are connected with control device respectively.Control device is PLC.Hydrogen peroxide can be introduced in buffer pocket before entering inside room, is then entering in inside room in buffer pocket, facilitates operator to observe hydrogen peroxide and enters the situation of inside room, and then the convenient addition controlling hydrogen peroxide.
Negative pressure evacuates vacuum pump 8 and the pressure transducer 5 that detection device includes connecting with inside room.Vacuum pump 8 is arranged on the bottom right of steriliser main body, vacuum pump 8 predominantly sterilizing inner chamber evacuation.Pressure transducer 5 is arranged on inside room top left side, and pressure transducer 5 is connected with PLC.Pressure transducer 5 monitors the pressure of inside room in real time, and pressure signal is uploaded to PLC.Pressure transducer 5 and vacuum pump 8 match, and make inside room be in negative pressure state in sterilization process.
The top right side of inside room is provided with air inlet pipe 7, and air inlet pipe 7 is provided with air inlet electromagnetic valve, and air inlet electromagnetic valve is connected with PLC.Air inlet pipe 7 connects compressed gas, and is transported in inside room by compressed gas.After sterilizing completes, vacuum pump 8 matches with air inlet pipe 7, is discharged by the hydrogen peroxide steam in inside room, and makes the concentration of hydrogen peroxide in inside room reach safe concentration.
Temperature-detecting device includes temperature sensor 6 and temperature probe 9, temperature sensor 6 is arranged on the top of sterilizing inner chamber, temperature probe 9 is arranged on the bottom, right sidewall of steriliser main body, temperature sensor 6 is for the temperature of monitoring inside room in real time, and temperature probe 9 measures the temperature of steriliser cabinet in real time.Needed to preheat steriliser main body before sterilizing, owing to preheating temperature is higher than the temperature of inside room in sterilization process, temperature sensor 6 and temperature probe 9 can measure inside room and the temperature of steriliser main body respectively, thus ensure that steriliser cabinet can reach qualified preheating temperature.
Being provided with vehicle of sterilization 3 in inside room, sterilizing article 4 is placed on vehicle of sterilization 3 and carries out sterilizing, makes sterilizing article 4 i.e. can be placed in outside inside room on vehicle of sterilization 3, pushes inside room after being well placed, and operates safety.
The work process of this negative pressure VHP steriliser is as follows: steriliser main body is heated by heating film, and the temperature of inside room is measured in temperature sensor 6, and when reaching to preheat temperature, heating film stops heating, and now temperature probe 9 does not works.Vacuum pump 8 works, inside room is carried out vacuum pumping, hydrogen peroxide utilizes the vacuum of inside room to enter in inside room, after certain density hydrogen peroxide enters in inside room, thus reaching the sterilized environment requirement of inside room, temperature probe 9 works simultaneously, and detect the temperature of steriliser main body, and temperature signal is passed to PLC, PLC controls heating film work and stops, so that inside room keeps stable sterilising temp.
After sterilizing terminates, air inlet pipe 7 adds compressed gas in inside room, vacuum pump 8 extracts the gas in inside room simultaneously, thus reduce the concentration of hydrogen peroxide in inside room, when concentration of hydrogen peroxide reaches the safe concentration that can open the door, the door of steriliser main body can be opened and vehicle of sterilization 3 is released.
Embodiment 2
Embodiment 2 is with the difference of embodiment 1: the volume of inside room is 260L, and heater is steam heater.Owing to inside room volume increases, carrying out heat energy consumption by electricity many, and be not easy to be incubated inside room, steam heater can be good at heating, and is incubated, and energy resource consumption is low.
The above, it it is only preferred embodiment of the present utility model, being not the restriction that this utility model is made other form, any those skilled in the art are changed possibly also with the technology contents of the disclosure above or are modified as the Equivalent embodiments of equivalent variations.But every without departing from technical solutions of the utility model content, any simple modification, equivalent variations and remodeling above example made according to technical spirit of the present utility model, still fall within the protection domain of technical solutions of the utility model.

Claims (9)

1. a negative pressure VHP steriliser, it is characterized in that: include that heating and heat-insulating device (1), temperature-detecting device, negative pressure evacuate detection device and control device, heating and heat-insulating device is provided with inside room in (1), inside room connects has hydrogen peroxide to enter medicine device (2), and negative pressure evacuates detection device, temperature-detecting device and heating and heat-insulating device (1) and is all connected with control device;
Described temperature-detecting device has two, one temperature-detecting device is arranged in described inside room, the temperature of inside room is monitored in real time in warm, another temperature-detecting device is fixing with described heating and heat-insulating device (1) to be connected, and monitors the temperature of heating and heat-insulating device (1) in sterilization process in real time.
Negative pressure VHP steriliser the most according to claim 1, it is characterised in that: described inside room is also associated with air inlet pipe (7), and air inlet pipe (7) is provided with air inlet electromagnetic valve, and air inlet electromagnetic valve is connected with described control device.
Negative pressure VHP steriliser the most according to claim 2, it is characterised in that: described air inlet pipe (7) one end connects with described inside room, other end connection compressed gas.
Negative pressure VHP steriliser the most according to claim 1, it is characterized in that: described hydrogen peroxide enters medicine device (2) and includes hydrogen peroxide cartridge, enters medicine electromagnetic valve and buffer pocket, enter medicine electromagnetic valve and have two, the outlet of hydrogen peroxide cartridge is sequentially connected in series after entering medicine electromagnetic valve into medicine electromagnetic valve, buffer pocket with another and connects with described inside room, enters medicine electromagnetic valve and connects with described control device.
Negative pressure VHP steriliser the most according to claim 1, it is characterised in that: described temperature-detecting device is temperature sensor (6) or temperature probe (9).
Negative pressure VHP steriliser the most according to claim 1, it is characterised in that: described heating and heat-insulating device (1) includes steriliser main body and is arranged on the heater outside steriliser main body.
Negative pressure VHP steriliser the most according to claim 6, it is characterised in that: described heater is heating film or steam heater.
Negative pressure VHP steriliser the most according to claim 1, it is characterized in that: described negative pressure evacuates vacuum pump (8) and the pressure transducer (5) that detection device includes connecting with described inside room, and vacuum pump (8) and pressure transducer (5) are connected with described control device.
Negative pressure VHP steriliser the most according to claim 1, it is characterised in that: it is provided with the vehicle of sterilization (3) for placing sterilizing article (4) in described inside room.
CN201620145492.8U 2016-02-27 2016-02-27 Negative pressure VHP steriliser Expired - Fee Related CN205434453U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620145492.8U CN205434453U (en) 2016-02-27 2016-02-27 Negative pressure VHP steriliser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620145492.8U CN205434453U (en) 2016-02-27 2016-02-27 Negative pressure VHP steriliser

Publications (1)

Publication Number Publication Date
CN205434453U true CN205434453U (en) 2016-08-10

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Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113209343A (en) * 2021-04-19 2021-08-06 杭州优尼克消毒设备有限公司 Ethylene oxide sterilizer compatible with mixed gas

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113209343A (en) * 2021-04-19 2021-08-06 杭州优尼克消毒设备有限公司 Ethylene oxide sterilizer compatible with mixed gas

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160810

Termination date: 20190227