CN106322941A - Fast dying and cooling method for ventilating and drying type sterilizer - Google Patents

Fast dying and cooling method for ventilating and drying type sterilizer Download PDF

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Publication number
CN106322941A
CN106322941A CN201610791595.6A CN201610791595A CN106322941A CN 106322941 A CN106322941 A CN 106322941A CN 201610791595 A CN201610791595 A CN 201610791595A CN 106322941 A CN106322941 A CN 106322941A
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CN
China
Prior art keywords
room
steriliser
air
product
sterilizer
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Granted
Application number
CN201610791595.6A
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Chinese (zh)
Other versions
CN106322941B (en
Inventor
孙杰
陈少剑
白宝丹
于钊
吴永广
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Shinva Medical Instrument Co Ltd
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Shinva Medical Instrument Co Ltd
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Priority to CN201610791595.6A priority Critical patent/CN106322941B/en
Publication of CN106322941A publication Critical patent/CN106322941A/en
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Publication of CN106322941B publication Critical patent/CN106322941B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B9/00Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
    • F26B9/10Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in the open air; in pans or tables in rooms; Drying stacks of loose material on floors which may be covered, e.g. by a roof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/02Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001Drying-air generating units, e.g. movable, independent of drying enclosure
    • F26B21/002Drying-air generating units, e.g. movable, independent of drying enclosure heating the drying air indirectly, i.e. using a heat exchanger
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06Chambers, containers, or receptacles
    • F26B25/063Movable containers or receptacles, e.g. carts, trolleys, pallet-boxes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26DRYING
    • F26BDRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06Chambers, containers, or receptacles
    • F26B25/14Chambers, containers, receptacles of simple construction
    • F26B25/18Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

The invention relates to the technical field of medical tool sterilization, in particular to a fast dying and cooling method for a ventilating and drying type sterilizer. The fast dying and cooling method for the ventilating and drying type sterilizer specifically includes the steps that firstly, after the sterilization stage ends, clean air is introduced into an inner chamber of the sterilizer while cooling water is injected into a coil pipe, air of the inner chamber of the sterilizer is replaced, and condensate water of the inner chamber of the sterilizer is taken away; and secondly, the cooling water continues to be introduced into the coil pipe, inner chamber circulating air flow formed by the inner chamber of the sterilizer under the action of an axial flow fan unceasingly flows through the coil pipe to continuously perform heat exchange, the temperature of the inner chamber of the sterilizer is lowered, the temperature of products on a sterilization disk is lowered, meanwhile, an air inflow valve of the inner chamber and an air release valve of the inner chamber are intermittently opened and closed, the clean air is intermittently injected into the inner chamber of the sterilizer, the air of the inner chamber of the sterilizer is replaced, and the condensate water formed in the first step is taken away while pressure of the inner chamber of the sterilizer is kept constant. By means of the fast dying and cooling method for the ventilating and drying type sterilizer, the temperature rising and lowering time is shortened, the extra loss of a high polymer material in the meantime is reduced, and the equipment using rate is increased.

Description

The rapid draing of aeration-drying formula steriliser and cooling means
Technical field
The present invention relates to medical tool sterilization technology field, be specifically related to the rapid draing of a kind of aeration-drying formula steriliser And cooling means.
Background technology
For the aeration-drying formula sterilizing installation as terminal sterilization device, the product of required sterilizing is mostly high molecular liquid Body raw material, self thermal instability of its macromolecule determines on the premise of reaching sterilization effect, it is possible to accomplish quickly to lift Temperature, on the premise of ensureing required aridity, farthest reduces the loss of molecular weight.
After current major way is sterilization phase, by inject toward coil pipe in steam, inside room injection pure air with In displacement, the mode of room steam, is issued to the effect being dried in hot wind action;Carry out toward injection cooling water in coil pipe the most again Cooling.Although do so can reach intended aridity, but extends the cool time that product is overall, add product and exist The time of staying under high temperature, increase the loss of molecular weight.
Summary of the invention
For solving above-mentioned technical problem, it is an object of the invention to: the fast rapid-curing cutback of a kind of aeration-drying formula steriliser is provided Dry and cooling means, shortens the time of heating and cooling, reduces the excess loss of macromolecular material during this period, improves equipment and uses Rate.
The present invention solves that the technical scheme that its technical problem is used is:
The rapid draing of described aeration-drying formula steriliser and cooling means, comprise the following steps:
The first step, after sterilization phase terminates, opens that coil pipe enters cooling water valve, air is entered in coil pipe row cooling water valve, interior room The axial flow blower of room in valve, interior room air bleeding valve and steriliser, while injecting cooling water in coil pipe, in steriliser, room is passed through clean Net air, room air in displacement steriliser, take away room condensed water in steriliser, room shape under the effect of axial flow blower in steriliser The interior room circulated air become constantly flows through coil pipe, persistently carries out heat exchange, thus room temperature in reducing steriliser, reduce sterilization tray Upper product temperature;
Second step, continues to be passed through cooling water in coil pipe, the interior room that in steriliser, room is formed under the effect of axial flow blower Recirculating air flow constantly flows through coil pipe, persistently carries out heat exchange, reduces room temperature in steriliser, reduces product temperature on sterilization tray Degree, meanwhile, interior room air admission valve and the air bleeding valve batch (-type) opening and closing of interior room, in steriliser, room batch (-type) injects pure air, puts The hot-air formed in changing steriliser and after product heat exchange row, while chamber pressure is constant in holding steriliser, takes away first The condensed water that step is formed.
The present invention is mainly suitable for very temperature sensitive is needed the product of sterilizing, i.e. product at high temperature can drop Solve;Such as macromolecular material, this kind of material client typically requires that temperature controls, within the scope of arranging, to reduce as far as possible when sterilizing Rise gentle temperature fall time, break original being dried and cool down separate thought, make to be dried by said method and blend with cooling, Improve and be dried and cooling effectiveness;Shorten whole sterilizing flow time, improve the service efficiency of equipment.
Wherein, preferred version is:
Said method also includes the 3rd step, continues to be passed through cooling water in coil pipe, meanwhile, opens interior room air admission valve, interior The axial flow blower of room in room air bleeding valve and steriliser, in steriliser, room is passed through pure air, with product heat in displacement steriliser The hot-air formed after swapping rows, takes away room condensed water in steriliser, and in steriliser, room is formed under the effect of axial flow blower Interior room circulated air constantly flows through coil pipe, persistently carries out heat exchange, reduces room temperature in steriliser, reduces product temperature on sterilization tray Degree.
During described second step performs, in steriliser, room condensed water passes through interior room air bleeding valve and drain valve alternating discharge, In steriliser is opened room air bleeding valve time intermittently starting in room intake valve, pure air is injected in room inside, to ensure interior chamber pressure Trying hard to keep and hold dynamic equilibrium, remaining time opens drain valve.
In described second step, in steriliser, the time interval of room batch (-type) injection pure air can set according to different product Put, to saving the energy while arriving maximum rate of cooling;The first step be finished after in steriliser room temperature the most significantly drop Low, farthest decrease the thermal losses of product;The another condensed water having discharged the overwhelming majority;Second step be finished after sterilizing Within in device, room temperature has already decreased to the parameter area set.
Described sterilization tray includes that skeleton, skeleton include that product holding tray and baffle plate, described baffle plate are relatively located at product and are placed Dish both sides, product holding tray includes that cross stay and perpendicular stay, described cross stay and perpendicular stay cross-lapping go out grid, and product is placed Dish is not provided with the one side of pallet and arranges strut, and during use, sterilising prods is placed on product holding tray, sterilising prods and sterilization tray On cross stay and perpendicular stay formed point cantact, the grid of cross stay and perpendicular stay cross-lapping is that product holding tray reserves Enough gap ventilations are breathed freely, and product holding tray is maked somebody a mere figurehead by strut, strengthen permeability, promote drying effect, in sterilization process, keep away Exempt from product holding tray to produce moisture film stress effect and make product be difficult to be dried, improving product drying efficiency, save drying cost.
Described baffle plate also includes that cross stay and perpendicular stay, cross stay and perpendicular stay cross-lapping go out grid, and baffle plate can be to putting It is placed in the outermost two scheduling product of product holding tray and plays position-limiting action, prevent from toppling over, affect drying effect for anti-baffle plate, for It arranges ventilative grid.
Described baffle plate bends towards side dams away from product holding tray, and bending angle is not more than 90 degree, it is contemplated that product After placement, top dimension is less, arranges bending at baffle plate top, plays the upper limit effect of product.
Two pieces of baffle plate one end are horizontally set with an arm-tie, leave space between arm-tie and product holding tray, it is simple to user is by drawing Plate is mobile product holding tray in sterilizing cabinet, and product holding tray residue one side arranges opening, it is simple to product on product holding tray Transfer.
Compared with prior art, the method have the advantages that
The present invention is mainly suitable for very temperature sensitive is needed the product of sterilizing, i.e. product at high temperature can drop Solve;Such as macromolecular material, this kind of material client typically requires that temperature controls, within the scope of arranging, to reduce as far as possible when sterilizing Rise gentle temperature fall time, break original being dried and cool down separate thought, make to be dried by said method and blend with cooling, Improve and be dried and cooling effectiveness;Employ new-type sterilization tray, improve drying effect, shorten whole sterilizing flow time, Improve the service efficiency of equipment.
Accompanying drawing explanation
Fig. 1 is aeration-drying formula steriliser sketch.
Fig. 2 is embodiment 2 front view.
Fig. 3 is product holding tray top view.
In figure: 1, coil pipe enters cooling water valve;2, coil pipe row cooling water valve;3, interior room air admission valve;4, interior room air bleeding valve;5、 Axial flow blower;6, coil pipe;7, interior room;8, drain valve;9, product holding tray;10, baffle plate;11, cross stay;12, perpendicular stay;13、 Grid;14, strut;15, arm-tie;16, contact projection;17, pallet.
Detailed description of the invention
Below in conjunction with the accompanying drawings the embodiment of the present invention is described further:
Embodiment 1:
Fig. 1 shows the parts of aeration-drying formula steriliser related to the present invention, aeration-drying of the present invention The rapid draing of formula steriliser and cooling means, comprise the following steps:
The first step, after sterilization phase terminates, opens that coil pipe enters cooling water valve 1, sky is entered in coil pipe row cooling water valve 2, interior room The axial flow blower 5 of room 7 in air valve 3, interior room air bleeding valve 4 and steriliser, injects while cooling water room in steriliser in coil pipe 6 7 are passed through pure air, room 7 air in displacement steriliser, take away room 7 condensed water in steriliser, and in steriliser, room 7 is at axial flow blower The lower interior room circulated air formed of the effect of 5 constantly flows through coil pipe 6, persistently carries out heat exchange, reduces room 7 temperature in steriliser, Reduce product temperature on sterilization tray;
Second step, continues to be passed through cooling water in coil pipe 6, in room 7 is formed under the effect of axial flow blower 5 in steriliser Room recirculating air flow constantly flows through coil pipe 6, persistently carries out heat exchange, reduces room 7 temperature in steriliser, reduces product on sterilization tray Temperature, meanwhile, interior room air admission valve 3 and the air bleeding valve 4 batch (-type) opening and closing of interior room, in steriliser, room 7 batch (-type) injects clean empty Gas, room 7 air in displacement steriliser, while room 7 pressure is constant in holding steriliser, take away the condensed water that the first step is formed;
3rd step, continues to be passed through cooling water in coil pipe 6, meanwhile, opens interior room air admission valve 3, interior room air bleeding valve 4 and go out The axial flow blower 5 of room 3 in bacterium device, in steriliser, room 7 is passed through pure air, in displacement steriliser with product heat exchange row after shape The hot-air become, takes away room 7 condensed water in steriliser, the interior room circulation that in steriliser, room 7 is formed under the effect of axial flow blower 5 Wind constantly flows through coil pipe 6, persistently carries out heat exchange, reduces room 7 temperature in steriliser, reduces product temperature on sterilization tray.
During described second step performs, in steriliser, room 7 condensed water is by interior room air bleeding valve 4 and drain valve 8 alternately row Put, steriliser open in room air bleeding valve 4 time intermittently starting in room intake valve 3, pure air is injected in room 7 inside, with guarantee Interior room 7 pressure keeps dynamic equilibrium, and remaining time opens drain valve 8.
In described second step, in steriliser, the time interval of room 7 batch (-type) injection pure air can set according to different product Put, to saving the energy while arriving maximum rate of cooling;The first step be finished after in steriliser room 7 temperature the most significantly drop Low, farthest decrease the thermal losses of product;The another condensed water having discharged the overwhelming majority;Second step be finished after sterilizing Within in device, room 7 temperature has already decreased to the parameter area set.
Described sterilization tray includes that skeleton, skeleton include that product holding tray 9 and baffle plate 10, described baffle plate 9 are located at product relatively Holding tray 10 both sides, product holding tray 9 and baffle plate 10 are set to integrative-structure, and product holding tray 9 includes cross stay 11 and perpendicular stay 12, described cross stay 11 and perpendicular stay 12 cross-lapping go out grid 13, and product holding tray 9 back side arranges strut 14, define product It is front that holding tray 9 places the one side of product, and during use, sterilising prods is placed on product holding tray 9, sterilising prods and sterilizing Cross stay 11 and perpendicular stay 12 on dish form point cantact, and the grid 13 of cross stay 11 and perpendicular stay 12 cross-lapping is for producing Product holding tray 9 reserves enough gap ventilations and breathes freely, and product holding tray 9 is maked somebody a mere figurehead by strut 14, strengthens permeability, promotes and is dried effect Really, in sterilization process, it is to avoid product holding tray 9 produces moisture film stress effect and makes product be difficult to be dried, and improving product is dried effect Rate, saves drying cost.
Described baffle plate 10 also includes that cross stay 11 and perpendicular stay 12, cross stay 11 and perpendicular stay 12 cross-lapping go out grid 13, baffle plate 10 can play position-limiting action to being positioned over the outermost two scheduling product of product holding tray 9, prevents from toppling over, for anti-backstop Plate 10 affects drying effect, arranges ventilative grid 13 for it;Baffle plate 10 is curved towards side dams 10 away from product holding tray 9 Folding, bending angle is not more than 90 degree, it is contemplated that after product is placed, top dimension is less, arranges bending at baffle plate 10 top, plays The upper limit effect of product;Two pieces of baffle plate 10 one end are horizontally set with an arm-tie 15, leave sky between arm-tie 15 and product holding tray 9 Gap, it is simple to user passes through arm-tie 15 mobile product holding tray 9 in sterilizing cabinet, product holding tray 9 residue one side arranges opening, It is easy to the transfer of product on product holding tray 9.
The present invention is mainly suitable for very temperature sensitive is needed the product of sterilizing, i.e. product at high temperature can drop Solve;Such as macromolecular material, this kind of material client typically requires that temperature controls, within the scope of arranging, to reduce as far as possible when sterilizing Rise gentle temperature fall time, break original being dried and cool down separate thought, make to be dried by said method and blend with cooling, Improve and be dried and cooling effectiveness;Shorten whole sterilizing flow time, improve the service efficiency of equipment.
Embodiment 2:
The present embodiment, on the basis of embodiment 1, improves the structure of sterilization tray, as it is shown on figure 3, cross stay 11 and perpendicular support At the node that bar 12 intersects, corresponding product arranges contact projection 16;Contact projection 16 top fixed tray 17, contact projection 16 will Product holds up to certain altitude, the permeability of improving product holding tray 9, and pallet 17 can increase product while keeping breathing freely And the contact area between product holding tray 9, increase its placing stability, contact projection 16 and pallet 17 not shown in Fig. 3 a, Pallet 17 shown in Fig. 3 b, contact projection 16 is blocked by pallet 17;Pallet 17 shape can be with product placed side on pallet 17 Adapting, product is so firm that to be positioned on pallet 17, and pallet 17 shape also can not be with product placed side phase on pallet 17 Adapt to, it is only necessary to providing for product and be placed into contact with face, now the size of pallet 17 can be accomplished the least, for ensureing that product is placed The breathability of dish 9, pallet 17 size is less than product bottom size.

Claims (7)

1. the rapid draing of an aeration-drying formula steriliser and cooling means, it is characterised in that comprise the following steps:
The first step, after sterilization phase terminates, open coil pipe enter cooling water valve (1), coil pipe row cooling water valve (2), interior room enter sky The axial flow blower (5) of room (7) in air valve (3), interior room air bleeding valve (4) and steriliser, inject in coil pipe (6) while cooling water to In steriliser, room (7) are passed through pure air, room (7) air in displacement steriliser, take away room (7) condensed water in steriliser, sterilizing The interior room circulated air that in device, room (7) are formed under the effect of axial flow blower (5) constantly flows through coil pipe (6), persistently carries out heat friendship Change, thus room (7) temperature in reducing steriliser, reduce product temperature on sterilization tray;
Second step, continues to be passed through cooling water in coil pipe (6), and in steriliser, room (7) are formed under the effect of axial flow blower (5) Interior room recirculating air flow constantly flows through coil pipe (6), persistently carries out heat exchange, reduces room (7) temperature in steriliser, reduces sterilization tray Upper product temperature, meanwhile, interior room air admission valve (3) and air bleeding valve (4) the batch (-type) opening and closing of interior room, in steriliser, room (7) intermittently Formula injects pure air, the hot-air formed in displacement steriliser and after product heat exchange row, keeps room (7) pressure in steriliser While constant, take away the condensed water that the first step is formed.
The rapid draing of aeration-drying formula steriliser the most according to claim 1 and cooling means, it is characterised in that also wrap Include the 3rd step, continue in coil pipe (6), be passed through cooling water, meanwhile, open interior room air admission valve (3), interior room air bleeding valve (4) and go out The axial flow blower (5) of room (3) in bacterium device, in steriliser, room (7) are passed through pure air, with product heat exchange in displacement steriliser The hot-air formed after row, takes away room (7) condensed water in steriliser, room (7) shape under the effect of axial flow blower (5) in steriliser The interior room circulated air become constantly flows through coil pipe (6), persistently carries out heat exchange, reduces room (7) temperature in steriliser, reduces sterilizing Product temperature on dish.
The rapid draing of aeration-drying formula steriliser the most according to claim 1 and cooling means, it is characterised in that described During second step performs, in steriliser, room (7) condensed water passes through interior room air bleeding valve (4) and drain valve (8) alternating discharge, is going out Bacterium device open in room air bleeding valve (4) time intermittently starting in room intake valve (3), inside room (7) inject pure air, with ensure in Room (7) pressure keeps dynamic equilibrium, and remaining time opens drain valve (8).
The rapid draing of aeration-drying formula steriliser the most according to claim 1 and 2 and cooling means, it is characterised in that Described sterilization tray includes that skeleton, skeleton include product holding tray (9) and baffle plate (10), and described baffle plate (10) is relatively located at product and is put Putting dish (9) both sides, product holding tray (9) includes cross stay (11) and perpendicular stay (12), described cross stay (11) and perpendicular stay (12) cross-lapping goes out grid (13), and product holding tray (9) is not provided with the one side of pallet (17) and arranges strut (14).
The rapid draing of aeration-drying formula steriliser the most according to claim 4 and cooling means, it is characterised in that described Baffle plate (10) also includes that cross stay (11) and perpendicular stay (12), cross stay (11) and perpendicular stay (12) cross-lapping go out grid.
The rapid draing of aeration-drying formula steriliser the most according to claim 4 and cooling means, it is characterised in that described Baffle plate (10) bends towards side dams (10) away from product holding tray (9), and bending angle is not more than 90 degree.
The rapid draing of aeration-drying formula steriliser the most according to claim 4 and cooling means, it is characterised in that two pieces Baffle plate (10) one end is horizontally set with an arm-tie (15).
CN201610791595.6A 2016-08-31 2016-08-31 The rapid draing and cooling means of aeration-drying formula sterilizer Active CN106322941B (en)

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CN107441517A (en) * 2017-08-07 2017-12-08 张家港华菱医疗设备股份公司 Ventilation type sterilization device
CN107449227A (en) * 2017-07-03 2017-12-08 合肥震岳工业设备科技有限公司 A kind of automatic constant temperature equipment
CN107677050A (en) * 2017-09-30 2018-02-09 王晓雷 A kind of high efficiency food drying case
CN108614593A (en) * 2018-04-27 2018-10-02 四川科伦药业股份有限公司 A kind of water-bath type sterilizer control method for lowering temp

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CN1341455A (en) * 2000-09-07 2002-03-27 山东新华医疗器械股份有限公司 Forced ventilation flexible package sterilizer
CN2558379Y (en) * 2002-08-15 2003-07-02 山东新华医疗器械股份有限公司 Enforced ventilating drying soft packaged water bath sterilizer
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Publication number Priority date Publication date Assignee Title
CN107449227A (en) * 2017-07-03 2017-12-08 合肥震岳工业设备科技有限公司 A kind of automatic constant temperature equipment
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CN107677050A (en) * 2017-09-30 2018-02-09 王晓雷 A kind of high efficiency food drying case
CN108614593A (en) * 2018-04-27 2018-10-02 四川科伦药业股份有限公司 A kind of water-bath type sterilizer control method for lowering temp
CN108614593B (en) * 2018-04-27 2020-06-02 四川科伦药业股份有限公司 Cooling control method for water bath type sterilizer

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