CN1403161A - Sterilizing cabinet capable of displaying sterilizing effect dynamically - Google Patents
Sterilizing cabinet capable of displaying sterilizing effect dynamically Download PDFInfo
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- CN1403161A CN1403161A CN 02134759 CN02134759A CN1403161A CN 1403161 A CN1403161 A CN 1403161A CN 02134759 CN02134759 CN 02134759 CN 02134759 A CN02134759 A CN 02134759A CN 1403161 A CN1403161 A CN 1403161A
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- temperature
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Abstract
The sterilizing cabinet capable of displaying sterilizing effect dynamically has the basically same mechanical structure as conventional one. It has controlling and treating circuits including low voltage power source, microcomputerized controller, control button, temperature sensor, display driver circuit, display screen, relay, heating tube, ozone generator and connecting lines among the said parts. The displayed sterilizing effect index is set based on the temperature inside the cabinet and the working state of the heat source. After the power for the heater is off, the changed temperature and sterilizing rate is still displayed and there will be buzzing prompt before the display power source is turned off.
Description
1. technical field
The present invention is a kind of tableware disinfection device, and particularly a kind of disinfection cabinet that can dynamically show bactericidal effect belongs to the improvement technology that has disinfection cabinet now.
2. background technology
According to GB17988-2000 " tableware disinfector safety and hygienic requirements ", for high-temperature disinfection cabinet, the temperature requirement of its qualified disinfection standard is: in the test point of regulation, temperature must be not less than 15 minutes in the retention time more than 120 ℃, existing disinfection cabinet is by the far infrared heating pipe, calandrias such as heating sheet, when the temperature in the sterilization chamber is brought up to 170 ℃ of left and right sides, cut off the electricity supply by temperature controller, in the good disinfection cabinet casing of insulation, temperature slowly descends and falls back to below 120 ℃, thereby finish whole disinfecting process, in order to save electric energy to greatest extent, shorten working hours, general design makes the test point in the disinfection cabinet be warming up to 170 ℃ of accumulated times that cool to 120 ℃ more naturally from 120 ℃ and got final product above 15 minutes.But when being warmed up to the maximum temperature point of setting owing to disinfection cabinet, control circuit cuts off the power supply of disinfection cabinet automatically, and disinfection cabinet is stopped status, but disinfecting process is not finished.Take tableware if the user opens the door at this moment, then do not reach the Disinfection Effect of requirement.The prompting of " the disinfection cabinet end-of-job just can be opened the cabinet door after 20 minutes " therefore will be arranged in products instruction or the product marking.Allow the user remove to observe disinfection cabinet and when cut off the power supply, how long the time of calculating after cutting off the power supply has again, whether has finished whole disinfecting process to judge disinfection cabinet, obviously is unpractical.
3. summary of the invention
The purpose of this invention is to provide a kind of power and energy saving, safety, assurance Disinfection Effect, can dynamically show the disinfection cabinet of bactericidal effect.
The technical scheme that realizes the object of the invention is: frame for movement of the present invention and existing disinfection cabinet are basic identical, just it has adopted different control processing circuit, its control processing circuit includes low-tension supply, microcomputer controller, the control button, temperature sensor, display driver circuit, display screen, relay, heat-generating pipe, connecting circuit between ozonator and each components and parts is formed, with the microcomputer controller is the center, low-tension supply, the control button, temperature sensor, relay, display driver circuit directly is connected with microcomputer controller respectively, heat-generating pipe, ozonator is connected with a relay respectively, display screen is connected with display driver circuit, the Disinfection Effect desired value that shows on the display screen is that temperature value and the thermal source working condition in the corresponding cabinet is transformed, sterilizing rate in the time of can setting disinfection cabinet startup intensification is a certain value, choose the value that some temperature spots are set its corresponding sterilizing rate respectively then in being warming up to the process of maximum temperature, setting its corresponding sterilizing rate when the pyrotoxin outage is cooled to a certain temperature is 100%.The Disinfection Effect desired value is to jump to change like this.
But the Disinfection Effect desired value that shows on the display screen also corresponding temperature changing value is set one by one.The Disinfection Effect desired value is exactly a continually varying.
Good effect of the present invention is: owing to adopted control processing circuit and the displaying contents different with existing disinfection cabinet, therefore can see Disinfection Effect desired value intuitively, avoid that advance door opening influences Disinfection Effect in disinfection cabinet sterilizes effective cooling area by the temperature parameter analog-converted; Owing to adopt temperature sensor control high-temperature sterilization, no matter the load weight promptly disconnect the high-temperature sterilization relay behind temperature that reaches setting and Disinfection Effect, and the existing disinfection cabinet high-temperature sterilization time is set to definite value, also constantly heating when load is light, the waste electric energy.Therefore the present invention has power and energy saving, safety, assurance Disinfection Effect, can dynamically show the characteristics of bactericidal effect.
Also be connected with door trip and buzzer on the microcomputer controller of the present invention.When opening the cabinet door in the course of the work, the prompting of door trip buzzer warning; Drop to can not scald human body the time when finishing whole disinfecting process and temperature, the buzzer prompting sound, the display screen power-off, take tableware this moment, safe and at ease.
4. description of drawings
Accompanying drawing 1 is a circuit block diagram of the present invention.
5. the specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described further.
Frame for movement of the present invention and existing disinfection cabinet are basic identical, have two kinds of functions of ozonization and high-temperature sterilization, just it has adopted different control processing circuit, its control processing circuit includes low-tension supply, microcomputer controller, the control button, temperature sensor, display driver circuit, display screen, relay, heat-generating pipe, connecting circuit between ozonator and each components and parts is formed, with the microcomputer controller is the center, low-tension supply, the control button, temperature sensor, relay, door trip, buzzer, display driver circuit directly is connected with microcomputer controller respectively, heat-generating pipe, ozonator is connected with a relay respectively, display screen is connected with display driver circuit, microcomputer controller is by accepting the control button, temperature sensor, the input signal of door trip and the time clock feature of himself, to relay, display driver circuit, buzzer output services signal, thus realize various sterilizing functions and Presentation Function.The Disinfection Effect desired value that shows on the display screen is that temperature value and the thermal source working condition in the corresponding cabinet is transformed, sterilizing rate in the time of can setting disinfection cabinet startup intensification is a certain value (as 50%), choose some temperature spots then and set the value of its corresponding sterilizing rate (as be warming up to 120 ℃ be made as 75%, be warming up to 135 ℃ and be made as 90%, be warming up to 150 ℃ and be made as 95%) respectively in being warming up to the process of maximum temperature, setting its corresponding sterilizing rate when the pyrotoxin outage is cooled to a certain temperature (as 110 ℃) is 100%.The demonstration of Disinfection Effect desired value is to jump to change like this.
But the Disinfection Effect desired value that shows on the display screen also corresponding temperature changing value is set one by one.The demonstration of Disinfection Effect desired value is exactly a continually varying.
The present invention in use, civil power changes the unidirectional current of powering to control circuit into through transformator blood pressure lowering, rectifying and wave-filtering, choose disinfection way by the control button earlier, can select high-temperature sterilization or ozonization or both to work simultaneously, its input signal promptly begins sterilization by the output of control relay after the processing of microcomputer controller; When high-temperature sterilization, after temperature sensor received temperature signal, signal is input to converts two parts output in the microcomputer controller to: a part was used for controlling the output of high-temperature sterilization relay, the power supply of block system relay when temperature reaches certain numerical value; Another part is used for controlling display driver circuit, show on the one hand sterilisation temp and thus analog-converted and sterilizing rate, cut off the output of closing display driver circuit when temperature is reduced to a certain numerical value (for example 70 ℃) at relay on the other hand, make disinfection cabinet enter off-mode; Temperature sensor signal must add when finishing above-mentioned second portion function that relay gets, the comparison signal of dead electricity: relay gets when electric, and temperature rises sterilizing rate is increased progressively; During relay electric-loss, temperature descends sterilizing rate is increased progressively; Simultaneously, relay gets when electric, when temperature rises by certain intermediate value; The display driver circuit signal does not have sudden change, and during relay electric-loss, when temperature dropped to above-mentioned intermediate value, the display driver circuit signal was closed.Like this, when high-temperature sterilization is heated to the maximum temperature of setting, the power output of relay disconnects, heater stops heating, and this moment, in-cabinet temperature was very high, and sterilization is still continuing, the sterilizing rate that display screen shows is still increasing, finish and temperature when dropping to the tableware non-scald on hand buzzer prompting sound, display screen power-off until sterilization.Take tableware this moment, safe and at ease.
In the ozonization process, the time clock feature of microcomputer controller is used for the control of process, and the control button triggers ozonization relay closes work and picks up counting, and display screen shows the time simultaneously, to the time of setting, the output of automatic block system relay of microcomputer controller and display driver circuit.
Claims (4)
1. disinfection cabinet that can dynamically show bactericidal effect, its frame for movement and existing disinfection cabinet are basic identical, the control processing circuit that it is characterized in that it includes low-tension supply, microcomputer controller, the control button, temperature sensor, display driver circuit, display screen, relay, heat-generating pipe, connecting circuit between ozonator and each components and parts is formed, low-tension supply wherein, the control button, temperature sensor, relay, display driver circuit directly is connected with microcomputer controller respectively, heat-generating pipe, ozonator is connected with a relay respectively, display screen is connected with display driver circuit, and the Disinfection Effect desired value that shows on the display screen is that temperature value in the corresponding cabinet and thermal source working condition are transformed and set.
2. the disinfection cabinet that can dynamically show bactericidal effect according to claim 1, it is characterized in that the Disinfection Effect desired value that shows on the display screen is: the sterilizing rate when setting disinfection cabinet startup intensification is a certain value, choose the value that some temperature spots are set its corresponding sterilizing rate respectively then in being warming up to the process of maximum temperature, setting its corresponding sterilizing rate when the pyrotoxin outage is cooled to a certain temperature is 100%.
3. the disinfection cabinet that can dynamically show bactericidal effect according to claim 1 is characterized in that the Disinfection Effect desired value corresponding temperature changing value that shows on the display screen sets one by one.
4. according to claim 2 or the 3 described disinfection cabinets that can dynamically show bactericidal effect, it is characterized in that continuing to show the temperature and the sterilizing rate of imitating the zone after the heater outage changes, and the buzzing prompt tone finished of generation work, close display power supply at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02134759 CN1403161A (en) | 2002-09-18 | 2002-09-18 | Sterilizing cabinet capable of displaying sterilizing effect dynamically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02134759 CN1403161A (en) | 2002-09-18 | 2002-09-18 | Sterilizing cabinet capable of displaying sterilizing effect dynamically |
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| Publication Number | Publication Date |
|---|---|
| CN1403161A true CN1403161A (en) | 2003-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02134759 Pending CN1403161A (en) | 2002-09-18 | 2002-09-18 | Sterilizing cabinet capable of displaying sterilizing effect dynamically |
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| CN (1) | CN1403161A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538383A (en) * | 2012-03-01 | 2012-07-04 | 合肥美的荣事达电冰箱有限公司 | Sterilization and refreshing control method of refrigerator |
| CN103861130A (en) * | 2012-12-11 | 2014-06-18 | 倪国权 | High temperature sterilizer |
| CN107198786A (en) * | 2016-03-18 | 2017-09-26 | 青岛海尔洗碗机有限公司 | A kind of disinfection cabinet and display methods for showing Disinfection Effect |
| CN111459075A (en) * | 2020-04-22 | 2020-07-28 | 南充典范科技有限公司 | Intelligent disinfection illumination and deodorization system |
-
2002
- 2002-09-18 CN CN 02134759 patent/CN1403161A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538383A (en) * | 2012-03-01 | 2012-07-04 | 合肥美的荣事达电冰箱有限公司 | Sterilization and refreshing control method of refrigerator |
| CN102538383B (en) * | 2012-03-01 | 2013-12-25 | 合肥美的电冰箱有限公司 | Sterilization and refreshing control method of refrigerator |
| CN103861130A (en) * | 2012-12-11 | 2014-06-18 | 倪国权 | High temperature sterilizer |
| CN107198786A (en) * | 2016-03-18 | 2017-09-26 | 青岛海尔洗碗机有限公司 | A kind of disinfection cabinet and display methods for showing Disinfection Effect |
| CN107198786B (en) * | 2016-03-18 | 2019-11-15 | 青岛海尔洗碗机有限公司 | A kind of disinfection cabinet and display methods showing Disinfection Effect |
| CN111459075A (en) * | 2020-04-22 | 2020-07-28 | 南充典范科技有限公司 | Intelligent disinfection illumination and deodorization system |
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