CN104667309A - Pressure steam sterilization device - Google Patents
Pressure steam sterilization device Download PDFInfo
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- CN104667309A CN104667309A CN201510044866.7A CN201510044866A CN104667309A CN 104667309 A CN104667309 A CN 104667309A CN 201510044866 A CN201510044866 A CN 201510044866A CN 104667309 A CN104667309 A CN 104667309A
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- pressure steam
- electromagnetic valve
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Abstract
The invention discloses a pressure steam sterilization device, which comprises a box body, wherein a control panel is arranged on the box body; a sterilization chamber is arranged in the box body; a seal cover is arranged on the sterilization chamber; the pressure steam sterilization device is characterized in that an electric heating tube is arranged at the bottom of the sterilization chamber; an insulating layer is arranged on the outer wall of the sterilization chamber; a drying heating plate is arranged between the insulating layer and the sterilization chamber; a water tank and a condenser pipe are respectively arranged on one side of the sterilization chamber; a fan is arranged on the condenser pipe; and a vacuum pump is connected with and arranged at the lower end of the sterilization chamber. The pressure steam sterilization device is reasonable in structure design, and convenient to mount and pave; through a simple circuit design and cycle use of a steam pipeline, the convection effect of high-temperature and high-pressure steam is enhanced; the sterilization effect of the steam is improved; the production cost is effectively reduced by cycle use of the steam; and the disinfection efficiency on articles is improved.
Description
Technical field
The present invention relates to a kind of bactericidal unit, it is mainly arranged on the places such as hospital for being carried out sterilizing to medical instruments etc. by sterilizing thing under high temperature and high pressure steam, particularly relates to a kind of pressure steam sterilizing device.
Background technology
The device carried out disinfection for medical appliance at present, such as, have heat sterilization, ultraviolet sterilization, radiation sterilization.Be directed to current heat sterilization equipment mainly can hold sterilization container by inside and provide the steam raising plant of sterilizing to form.Wherein conventional in heat sterilization equipment is that wet method method for disinfection adopts saturated vapor to carry out sterilization processing, because the water vapour of the High Temperature High Pressure in sterile chamber cannot carry out cross-ventilation in the situation of being evacuated, cause saturated vapor convection current cannot be full of whole sterile chamber.If inject antibacterial air when carrying out cross-ventilation in sterile chamber, sterilization effect can be affected equally.And current steam sterilizer lacks electric apparatus control apparatus.
Summary of the invention
The object of the invention is cannot convection current shortcoming for vacuum sterilization indoor water steam in background.A kind of pressure steam sterilizing device is provided, supplements filtrated air to while sterile chamber's evacuation, improve cross-ventilation, accelerate the germicidal efficiency of high-temperature steam.
In order to solve the problem existing for background technology, the present invention is by the following technical solutions: a kind of pressure steam sterilizing device, it includes casing, casing is provided with control panel, sterile chamber is provided with in casing, and sterile chamber is provided with seal cover, it is characterized in that: bottom described sterile chamber, be provided with electric heating tube, sterile chamber's outer wall is provided with heat-insulation layer, and between heat-insulation layer and sterile chamber, be provided with dry heat plate, described side, sterile chamber is respectively equipped with water tank and condensing tube, and condensing tube is provided with blower fan, and described lower end, sterile chamber is connected with vacuum pump.
Water tank is respectively equipped with entering water electromagnetic valve D1, drain solenoid valve D3, two ends, sterile chamber are respectively equipped with exhaust solenoid valve D2, return-air electromagnetic valve D5, and bottom, sterile chamber is provided with magnetic drive pump.
Described sterile chamber is provided with Pressure gauge and pressure transducer.
Described control panel is provided with gauge tap access point, and described gauge tap access point is provided with heating installing hole, dry installing hole, high water level switch C1, low-water level switch C2, temperature controller C3, gate controlled switch C4, interior water level switch C5, pt100 sensor, described heating installing hole is connected with solid-state relay a, solid-state relay b.
Described element access point includes tank intake valve of water contact, air bleeding valve contact, storehouse water intaking valve contact, storehouse intake pump contact, drain valve contact, return-air valve contact, fan contact, vacuum pump contact, vacuum valve contact, 220V input point, 220V output point.
Described return-air electromagnetic valve D4 is provided with micron filter, and the filter pore size of micron filter is not less than 0.22um.
Described tank intake valve of water contact is provided with electromagnetic valve D1, air bleeding valve contact is provided with electromagnetic valve D2, drain valve contact is provided with electromagnetic valve D3, vacuum valve contact is provided with electromagnetic valve D4, return-air valve contact is provided with electromagnetic valve D5, storehouse water intaking valve contact is provided with electromagnetic valve D6, storehouse intake pump contact is provided with magnetic drive pump, fan contact is provided with blower fan, described 220V output point is connected with mains transformer, and 220V input point is connected with solid-state relay a, fixed relay b.
Operation principle of the present invention is as follows: when this device is started working, power electric depressor switches on power, burning voltage is provided to be the control power supply of 220V to whole control system, storehouse water intake valve enters in sterile chamber, by a control on-off control heating tube, output high-temperature steam is carried out to the water heating in sterile chamber, in order to the bactericidal effect that better reaches a high temperature, while heating tube carries out steam sterilization, solid-state relay b controls dry heat plate to be continued to carry out oven dry isothermal holding, guarantee that the temperature of sterile chamber is to ensure bactericidal effect, high-temperature water vapor is full of in sterile chamber, vacuum solenoid D4 opens, vacuum pump carries out evacuation process in sterile chamber, and the pressure transducer in sterile chamber internally compresses into row detection, when reaching default force value, vacuum pump quits work, when vacuum is pumped in inside, sterile chamber, internal gas cannot carry out convection current and cause high-temp steam sterilizing weak effect, right return-air electromagnetic valve D5 opens and supplement the aseptic gas after filtering in sterile chamber, now vacuum pump is started working, exhaust solenoid valve D2 opens and is externally exhausted process simultaneously, under the environment meeting the relative vacuum in sterile chamber, the convection current of sterilizing room air can also be kept, strengthen the sterilization effect of high-temperature steam, high-temperature water vapor is discharged on condensing tube by pipeline by drain tap D2, to the cooling process of condensing tube, condensed water is discharged to collection in water tank by blower fan also can to recycle by storehouse water inlet magnetic drive pump, ground protection is carried out during each components and parts place in circuit of above-mentioned electrical apparatus control circuit, to ensure the safety of operator.
In sum, the advantage of this invention is as follows: this circuit design is reasonable, install and lay conveniently, by the circuit design of simplifying, by recycling of water vapour pipeline, not only increase the convection effects of high temperature and high pressure steam, improve the sterilization effect of steam, and recycle water vapour and effectively reduce production cost, improve sterilisation of objects efficiency.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present invention;
Fig. 2 is steam sterilization vacuum extractor of the present invention;
Fig. 3 is the air-cooled steam/water circulating device of steam sterilization of the present invention;
Fig. 4 is the access point structures schematic diagram of panel of the present invention;
Fig. 5 is circuit control system principle schematic of the present invention.
Wherein, 1, casing; 2, control panel; 3, sterile chamber; 4, seal cover; 5, electric heating tube; 6, heat-insulation layer; 7, dry heat plate; 8, water tank; 9, condensing tube; 10, blower fan; 11, vacuum pump; 12, entering water electromagnetic valve D1; 13, drain solenoid valve D3; 14, exhaust solenoid valve D2; 15, return-air electromagnetic valve D5; 16, magnetic drive pump; 17, Pressure gauge; 18, pressure transducer; 20, gauge tap access point; 21, installing hole is heated; 22, dry installing hole; 23, high water level switch C1; 24, low-water level switch C2; 25, temperature controller C3; 26, gate controlled switch C4; 27, storehouse entering water electromagnetic valve D6; 28, pt100 sensor; 29, solid-state relay a; 30, solid-state relay b; 31, tank intake valve of water contact; 32, air bleeding valve contact; 33, storehouse water intaking valve contact; 34, storehouse intake pump contact; 35, drain valve contact; 36, return-air valve contact; 37, fan contact; 38, vacuum pump contact; 39, vacuum valve contact; 40,220V input point; 41,220V output point; 42, return-air electromagnetic valve D4; 43, micron filter; 44, mains transformer.
Detailed description of the invention
With reference to accompanying drawing, a kind of pressure steam sterilizing device, it includes casing, and casing is provided with control panel, sterile chamber is provided with in casing, and sterile chamber is provided with seal cover, it is characterized in that: be provided with electric heating tube bottom described sterile chamber, sterile chamber's outer wall is provided with heat-insulation layer, and between heat-insulation layer and sterile chamber, be provided with dry heat plate, described side, sterile chamber is respectively equipped with water tank and condensing tube, and condensing tube is provided with blower fan, and described lower end, sterile chamber is connected with vacuum pump.
Water tank is respectively equipped with entering water electromagnetic valve D1, drain solenoid valve D3, two ends, sterile chamber are respectively equipped with exhaust solenoid valve D2, return-air electromagnetic valve D5, and bottom, sterile chamber is provided with magnetic drive pump.
Described sterile chamber is provided with Pressure gauge and pressure transducer.
Described control panel is provided with gauge tap access point, and described gauge tap access point is provided with heating installing hole, dry installing hole, high water level switch C1, low-water level switch C2, temperature controller C3, gate controlled switch C4, interior water level switch C5, pt100 sensor, described heating installing hole is connected with solid-state relay a, solid-state relay b.
Described element access point includes tank intake valve of water contact, air bleeding valve contact, storehouse water intaking valve contact, storehouse intake pump contact, drain valve contact, return-air valve contact, fan contact, vacuum pump contact, vacuum valve contact, 220V input point, 220V output point.
Described return-air electromagnetic valve D4 is provided with micron filter, and the filter pore size of micron filter is not less than 0.22um.
Described tank intake valve of water contact is provided with electromagnetic valve D1, air bleeding valve contact is provided with electromagnetic valve D2, drain valve contact is provided with electromagnetic valve D3, vacuum valve contact is provided with electromagnetic valve D4, return-air valve contact is provided with electromagnetic valve D5, storehouse water intaking valve contact is provided with electromagnetic valve D6, storehouse intake pump contact is provided with magnetic drive pump, fan contact is provided with blower fan, described 220V output point is connected with mains transformer, and 220V input point is connected with solid-state relay a, fixed relay b.
Operation principle of the present invention is as follows: when this device is started working, power electric depressor switches on power, burning voltage is provided to be the control power supply of 220V to whole control system, storehouse water intake valve enters in sterile chamber, by a control on-off control heating tube, output high-temperature steam is carried out to the water heating in sterile chamber, in order to the bactericidal effect that better reaches a high temperature, while heating tube carries out steam sterilization, solid-state relay b controls dry heat plate to be continued to carry out oven dry isothermal holding, guarantee that the temperature of sterile chamber is to ensure bactericidal effect, high-temperature water vapor is full of in sterile chamber, vacuum solenoid D4 opens, vacuum pump carries out evacuation process in sterile chamber, and the pressure transducer in sterile chamber internally compresses into row detection, when reaching default force value, vacuum pump quits work, when vacuum is pumped in inside, sterile chamber, internal gas cannot carry out convection current and cause high-temp steam sterilizing weak effect, right return-air electromagnetic valve D5 opens and supplement the aseptic gas after filtering in sterile chamber, now vacuum pump is started working, exhaust solenoid valve D2 opens and is externally exhausted process simultaneously, under the environment meeting the relative vacuum in sterile chamber, the convection current of sterilizing room air can also be kept, strengthen the sterilization effect of high-temperature steam, high-temperature water vapor is discharged on condensing tube by pipeline by drain tap D2, to the cooling process of condensing tube, condensed water is discharged to collection in water tank by blower fan also can to recycle by storehouse water inlet magnetic drive pump, ground protection is carried out during each components and parts place in circuit of above-mentioned electrical apparatus control circuit, to ensure the safety of operator.
Claims (7)
1. a pressure steam sterilizing device, it includes casing, casing is provided with control panel, is provided with sterile chamber in casing, and sterile chamber is provided with seal cover, it is characterized in that: bottom described sterile chamber, be provided with electric heating tube, sterile chamber's outer wall is provided with heat-insulation layer, and is provided with dry heat plate between heat-insulation layer and sterile chamber, and described side, sterile chamber is respectively equipped with water tank and condensing tube, condensing tube is provided with blower fan, and described lower end, sterile chamber is connected with vacuum pump.
2. a kind of pressure steam sterilizing device according to claim 1, it is characterized in that: water tank is respectively equipped with entering water electromagnetic valve D1, drain solenoid valve D3, two ends, sterile chamber are respectively equipped with exhaust solenoid valve D2, return-air electromagnetic valve D5, and bottom, sterile chamber is provided with magnetic drive pump.
3. a kind of pressure steam sterilizing device according to claim 1, is characterized in that: described sterile chamber is provided with Pressure gauge and pressure transducer.
4. a kind of pressure steam sterilizing device according to claim 1, it is characterized in that: described control panel is provided with gauge tap access point, and described gauge tap access point is provided with heating installing hole, dry installing hole, high water level switch C1, low-water level switch C2, temperature controller C3, gate controlled switch C4, interior water level switch C5, pt100 sensor, described heating installing hole is connected with solid-state relay a, solid-state relay b.
5. a kind of pressure steam sterilizing device according to claim 1, is characterized in that: described element access point includes tank intake valve of water contact, air bleeding valve contact, storehouse water intaking valve contact, storehouse intake pump contact, drain valve contact, return-air valve contact, fan contact, vacuum pump contact, vacuum valve contact, 220V input point, 220V output point.
6. a kind of pressure steam sterilizing device according to claim 2, is characterized in that: described return-air electromagnetic valve D4 is provided with micron filter, and the filter pore size of micron filter is not less than 0.22um.
7. a kind of pressure steam sterilizing device according to claim 5, it is characterized in that: described tank intake valve of water contact is provided with electromagnetic valve D1, air bleeding valve contact is provided with electromagnetic valve D2, drain valve contact is provided with electromagnetic valve D3, vacuum valve contact is provided with electromagnetic valve D4, return-air valve contact is provided with electromagnetic valve D5, storehouse water intaking valve contact is provided with electromagnetic valve D6, storehouse intake pump contact is provided with magnetic drive pump, fan contact is provided with blower fan, described 220V output point is connected with mains transformer, and 220V input point is connected with solid-state relay a, fixed relay b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044866.7A CN104667309B (en) | 2015-01-28 | 2015-01-28 | Pressure steam sterilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510044866.7A CN104667309B (en) | 2015-01-28 | 2015-01-28 | Pressure steam sterilization device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104667309A true CN104667309A (en) | 2015-06-03 |
| CN104667309B CN104667309B (en) | 2017-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510044866.7A Expired - Fee Related CN104667309B (en) | 2015-01-28 | 2015-01-28 | Pressure steam sterilization device |
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| Country | Link |
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| CN (1) | CN104667309B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105727324A (en) * | 2016-03-14 | 2016-07-06 | 夏士桀 | Steam sterilization cabinet with real-time monitoring function |
| CN111686525A (en) * | 2020-07-10 | 2020-09-22 | 无锡市康华空气净化科技有限公司 | But medical high efficiency filter of secondary sterilization |
| CN112641964A (en) * | 2020-12-23 | 2021-04-13 | 珠海格力电器股份有限公司 | Disinfection control system and disinfection equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2143985Y (en) * | 1992-11-28 | 1993-10-20 | 梁添丁 | Fast safety sterilizer |
| CN2422962Y (en) * | 2000-04-28 | 2001-03-14 | 陈梅生 | Vacuum high-temp sterilizer |
| CN204484824U (en) * | 2015-01-28 | 2015-07-22 | 合肥华泰医疗设备有限公司 | A kind of pressure steam sterilizing device |
-
2015
- 2015-01-28 CN CN201510044866.7A patent/CN104667309B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2143985Y (en) * | 1992-11-28 | 1993-10-20 | 梁添丁 | Fast safety sterilizer |
| CN2422962Y (en) * | 2000-04-28 | 2001-03-14 | 陈梅生 | Vacuum high-temp sterilizer |
| CN204484824U (en) * | 2015-01-28 | 2015-07-22 | 合肥华泰医疗设备有限公司 | A kind of pressure steam sterilizing device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105727324A (en) * | 2016-03-14 | 2016-07-06 | 夏士桀 | Steam sterilization cabinet with real-time monitoring function |
| CN111686525A (en) * | 2020-07-10 | 2020-09-22 | 无锡市康华空气净化科技有限公司 | But medical high efficiency filter of secondary sterilization |
| CN112641964A (en) * | 2020-12-23 | 2021-04-13 | 珠海格力电器股份有限公司 | Disinfection control system and disinfection equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104667309B (en) | 2017-05-17 |
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Granted publication date: 20170517 Termination date: 20210128 |