CN2176986Y - Constant temperature constant pressure sterilizing and preserving box or cabinet - Google Patents

Abstract

The utility model discloses a normal temperature and normal pressure sterilizing and fresh keeping box or cabinet. An inner box body (5) is arranged in an outer box body (2), and thereby, an airtight sterilizing space is formed; the upper and the lower sides or the left and the right sides of the inner wall of the inner body (5) are provided with an electric filed positive electrode plate (6) and an electric field negative electrode plate (8), the positive electrode plate (6) is also provided with an insulating plate (7), a magnetic field coil (4) and a ferrite core (3) are arranged at the place between the inner box body (5) and the outer box body (6), an electric field occurrence circuit, a magnetic field occurrence circuit and a control circuit are all arranged in a control box which is arranged on the outer box body (2), the output end of the electric field circuit is connected with a positive electrode plate and a negative electrode plate of an electric field, and the output end of the electric field circuit is connected with the magnetic field coil (4). The satirizing and fresh keeping purpose of the utility model is achieved by that electric fields and magnetic fields simultaneously act in the inner box body (5).

Description

Constant temperature constant pressure sterilizing and preserving box or cabinet

The utility model belongs to the fresh-keeping bin of electronic sterilization, and what relate generally to is a kind of combined action that utilizes electric field and magnetic field at normal temperatures and pressures to various food, the article fresh-keeping bin that carries out disinfection.

Along with improving constantly of people's living standard, people more and more pay attention to the epidemic prevention of various food and article.At present, the sterilization method that various food and article adopted is being had two kinds: a kind of is physical disinfection method, and another kind is the chemical disinfection method.Though the physical disinfection method of existing employing has bite strong, sterilization thoroughly, can repeated usage etc. advantage, it all is by reaching sterilisation purpose to being sterilized high temperature, the high pressure that thing produces basically; Though and the chemical disinfection method is to carry out disinfection under normal temperature, condition of normal pressure, but it mainly is to utilize chemical agent to carry out disinfection by the article of modes such as dissolving, volatilization to required sterilization, and this dual mode all is difficult to some non-refractories, high pressure and don't the suitable article that carry out chemical disinfection are carried out disinfection.And adopt electric field or magnetic field that article are carried out disinfection merely, all exist the field intensity height, irradiation time is long, cost is high, make problems such as complexity.

The purpose of this utility model promptly produces thus, proposes a kind of normal temperature and pressure sterilization bin, and this sterilization bin can carry out the penetrance sterilization to various food, article etc., does not change taste, the state of original food, and article are not constituted physics, chemical damage.

For achieving the above object, the utility model is achieved through the following technical solutions, it is mainly by outer case, chamber door, internal box, electric field just, minus plate, insulcrete, pole winding, iron core and controller box body constitute, internal box is arranged in the outer case, itself and chamber door form a confined space, two electrode plate of electric field are separately fixed at the both sides up and down or the left and right sides in the internal box, insulcrete also is set on the electric field positive plate, pole winding and iron core are arranged between internal box and the outer case, be provided with electric field generation circuit in the controller box body, magnetic generation circuit and control circuit, it is arranged on the outer case, the mouth of electric field circuit by lead with just, negative electrode plate connects, and the mouth of field circuit connects with pole winding by lead.

The utility model is reasonable in design, with physical disinfections such as domestic and international existing high temperature, high pressure, ultraviolet ray, ozone, microwave, rays, method is compared, have at normal temperatures and pressures article are carried out the penetrance sterilization, and do not change taste, shape and the nutritional labeling of original article, article are not caused damage, also have characteristics such as power consumption is little, disinfecting time is short, cost is low, the sterilization kind is wide, long fresh-keeping period.

The utility model has following accompanying drawing:

Accompanying drawing 1 is the utility model structural representation.

Accompanying drawing 2 is the utility model schematic circuit diagram.

Accompanying drawing 3 is the utility model part sectional view.

In conjunction with the accompanying drawings, it is as follows to provide embodiment of the present utility model:

As shown in the figure: the utility model is mainly by chamber door 1, outer case 2, internal box 5, positive electrode plate 6, negative electrode plate 8, insulcrete 7, pole winding 4, iron core 3 and controller box body portion constitute, outer case 2 adopts permeability magnetic material to make, internal box 5 is arranged on outer case 2 inside, itself and chamber door 1 form a confined space and are used to place sterilizing objects, internal box 5 can adopt insulating material to make, electric field positive electrode plate 6 and negative electrode plate 8 are separately positioned on the both sides up and down or the left and right sides in the internal box 5, be used to prevent that pole plate from carrying out atmospherical discharges or other forms discharge, reduce power consumption, the insulcrete 7 of keeping electric field intensity is arranged on the electric field positive electrode plate 6, and on the inwall that is fixed on internal box 5 same with it, electric field positive electrode plate 6, negative potential 8 and insulcrete 7 can adopt bonding method to be fixedly connected with internal box 5, also can be at the inboard two ends of internal box 5 fluting ditch, will be just, negative electrode plate 6,8 and insulcrete 7 all embed the groove internal fixation and connect, to keep internal box 5 in-to-ins smooth attractive in appearance, pole winding 4 and iron core 3 are arranged between internal box 5 and the outer case 2, be provided with bridge rectifier circuit in the controller box body, electric field generation circuit, magnetic generation circuit and control circuit, it is arranged on the outer case 2, and be fixedly connected with it, decompression rectifier filter circuit is by voltage transformer W ₁, W ₂, B ₁Diode D ₁-D ₄, capacitor C ₁Form the primary winding W of its voltage transformer ₁By 220 volts of source of ACs, through iron core B ₁Be coupled to secondary winding W ₂On, then through diode D ₁-D ₄The bridge rectifier circuit of being formed is with W ₂The AC rectification of being exported is a direct current (DC), C ₁The dc pulse electric current is carried out offering control circuit and the use of electric field generation circuit after the filtering.Be used to control the control circuit of field generator and magnetic field generator work by peripheral circuit R ₁-R ₄, C ₂, C ₃, J ₁, J ₂, D ₅, D ₆, K ₁-K ₄And IC ₁, IC ₂(it all adopts TWH8751) formed, wherein IC ₁, R ₁, R ₂, C ₂, D ₅, J ₁, K ₁, K ₃The unit of being formed is used for the work-hours of controlling magnetic field circuit, IC ₂, R ₃, R ₄, C ₃, D ₆, J ₂, K ₂, K ₄The control unit of being formed is used for controlling the work-hours of electric field circuit.Because of the circuit structure that is used for controlling field generator and magnetic field generator control unit separately identical, the present R of concrete parameter list of element just ₁With R ₃Difference, C ₂With C ₃Difference, so following the control unit to controlling magnetic field producer work-hours is described, it can be extrapolated to the control to the field generator work-hours.Magnetic generation circuit is by IC ₁And peripheral circuit R ₁, R ₂, C ₂, J ₁, K ₁, K ₃Deng composition.IC ₁1 pin and 5 pin by current limliting electricity group R ₂Receive in the positive pole output of decompression rectifier filter circuit R ₂Play current limliting and protection IC ₁Effect.IC ₁3 pin directly receive in the negative pole output of decompression rectifier filter circuit.IC ₁4 pin pass through relay J ₁With diode D ₅Receive in the positive pole output of decompression rectifier filter circuit.Pass through IC ₁The conducting of 4 pin is controlled J with ending ₁The adhesive of contact and disconnection.Thereby reach the effect of the work-hours of controlling magnetic field producer.D ₅Be parallel to J ₁The coil two ends are played short circuit and are resulted from relay J ₁The reverse induction voltage at coil two ends, protection IC ₁Effect.IC ₁2 pin be to be used for controlling IC ₁The control end that the conduction type of 4 pin ends, the conducting of voltage swing may command 4 pin by putting on 2 pin or end.IC ₁2 pin and R ₁, C ₂, K ₁, K ₃And the mouth of decompression rectifier filter circuit constitutes timing switch circuit.R ₁One termination power positive pole, another termination IC ₁2 foots and C ₂An end, button switch K ₃Cross-over connection is in R ₁Two ends, C ₂One termination power negative pole, a termination IC ₂2 foots and R ₁An end, button switch K ₁Cross-over connection C ₂Two ends, R ₁Play metering function, C ₂Work the effect of discharging and recharging and work as IC ₁2 pin when being low level, IC ₁4 pin conductings, the relay adhesive, the magnetic field generator circuit turn-on is started working, and works as IC ₁2 pin when being high level, IC ₁4 pin end, relay contact disconnects, the magnetic field generator circuit disconnects and quitting work, and after energized, presses K switch ₁, C ₂Pass through K ₁Short circuit, IC ₁2 pin be that low level makes IC ₁4 pin conducting J ₁Adhesive, magnetic field generator work, this passes through current-limiting resistance R to power supply ₁Give C ₂C is worked as in charging ₂On voltage be charged to certain value by the timing of setting after, IC ₁2 pin be that high level makes IC ₁4 pin end J ₁Contact open, magnetic field generator quits work, and works as IC ₁2 pin when being low level, if quit work, can descend button switch K ₃, at this moment supply current passes through K ₃Directly to C ₂Charging is at once just with C ₂Be charged to high level, IC ₁2 pin be high level, make IC ₁4 pin end J ₁Contact open, magnetic field generator quits work, and magnetic field generator is by 220V alternating current, relay J ₁Contact J1-1 and diode D ₇, D ₈, D ₉, D ₁₀Pole winding 4 grades are formed by connecting contact J in turn _1-1Be used for control circuit conducting or end diode D ₇, D ₈, D ₉, D ₁₀Form bridge rectifier circuit, be direct current (DC) with AC rectification and offer the pole winding 4(W that is arranged between internal box 5 and the outer case 2 by lead ₃) use, the magnetic field that pole winding 4 is produced forms magnetic circuit by iron core 3, produces magnetic field in the space that sets.Field current also can directly be given pole winding 4 without rectification, so the magnetic field that magnetic field generator produced can be D.C. magnetic field, also can be alternating magnetic field.Field generator is by relay J ₂Contact J _2-1And R ₅, C ₄, T ₁, C ₅, W ₄, W ₅, B ₂, W ₆, D ₁₁Be formed by connecting in turn with battery lead plate 6,7 etc., be used for dc low-voltage is transformed into high direct voltage output, R ₅, C ₄Parallel connection meets primary winding winding W ₄An end, a termination voltage positive plate, R5 and C ₄With playing protection T ₁Effect, be used for current limliting and absorption peak electric current, C ₅One termination aerotron T ₁Collecting electrode and primary winding winding W ₅An end, the anodal and primary winding winding W of a termination power ₅The other end, play protection T ₁Effect, T ₁Emitting stage power connection negative pole.R ₅, C ₄, T ₁, C ₅, W ₄, W ₅With iron core B ₂Form inverter circuit, direct current (DC) is become alternating current, output primary winding W ₆One termination electric field minus plate, a termination rectifier diode D ₁₁, D ₁₁The other end links to each other W by lead with electric field positive electrode plate 6 in being arranged on internal box 5 ₆With primary winding W ₅Alternating current boost after, pass through D ₁₁Rectification links to each other with negative electrode plate 8 in being arranged on internal box 5 through lead, thereby forms high voltage electric fields in the middle of two pole plates 6,8, and the electric field that field generator produced can be a DC electric field, also can be alternating electric field.

Working process of the present utility model is as follows: open chamber door, need be placed in the internal box by sterilizing objects, close upper chamber door, energized clicks the sterilization switch, open contact K ₁, K ₂After the connection, controller is started working, relay J ₁, J ₂Adhesive is started working behind field generator and the magnetic field generator power connection, electric field of Chan Shenging and magnetic field generation effect in internal box separately, and after electric field generation time that controller is set and magnetic field generation time reached, controller quit work, relay J ₁, J ₂Disconnect, field generator and magnetic field generator quit work, and sterilization finishes.When in disinfecting process, needing to interrupt sterilization, need only press the sterilization halt switch, open contact K ₃, K ₄Connect, controller quits work, relay J ₁, J ₂Disconnect, field generator and magnetic field generator quit work, and interrupt disinfecting process.

Claims (3)

1, a kind of normal temperature and pressure disinfectant fresh-keeping bin, comprise chamber door (1), outer case (2), internal box (5), electric field just, negative electrode plate (6), (8), pole winding (4), iron core (3), electric field generation circuit, magnetic generation circuit and control circuit, of the present utility model being characterised in that: described electric field just, negative electrode plate (6), (8) be separately fixed in the internal box (5) up and down or the left and right sides, on electric field positive electrode plate (6), also be provided with insulcrete (7), pole winding (4) and iron core (3) are arranged between internal box (5) and the outer case (2), the electric field generation circuit of She Zhiing simultaneously, the control circuit that magnetic generation circuit and being used to is controlled electric field generation circuit and magnetic generation circuit work-hours all is arranged in the control box body, its control box body is arranged on the outer case (2), the mouth of electric field generation circuit by lead and electric field just, negative electrode plate (6), (8) connect, the mouth of field circuit is connected with coil (4) by lead.

2, disinfectant fresh-keeping case according to claim 1, cabinet, it is characterized in that: the electric field that described field generator produced can be a DC electric field, also can be alternating electric field.

3, disinfectant fresh-keeping case according to claim 1, cabinet, it is characterized in that: the magnetic field that described magnetic field generator produced can be D.C. magnetic field, also can be alternating magnetic field.

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