CN100552338C - Refrigerator and method of operating thereof - Google Patents
Refrigerator and method of operating thereof Download PDFInfo
- Publication number
- CN100552338C CN100552338C CNB2006800157980A CN200680015798A CN100552338C CN 100552338 C CN100552338 C CN 100552338C CN B2006800157980 A CNB2006800157980 A CN B2006800157980A CN 200680015798 A CN200680015798 A CN 200680015798A CN 100552338 C CN100552338 C CN 100552338C
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- housing parts
- refrigerator
- lift elements
- seal
- door
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 8
- 238000009825 accumulation Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 239000000696 magnetic material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005286 illumination Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006740 morphological transformation Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
- F25D17/047—Pressure equalising devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/08—Parts formed wholly or mainly of plastics materials
- F25D23/082—Strips
- F25D23/087—Sealing strips
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
Abstract
The present invention relates to a kind of method of operating refrigerator, this refrigerator have define adiabatic inner space (3), as the body (1) and the door (2) of the housing parts of two movable connections, and seal (4), it is fastened on first housing parts (2) in two housing parts, and when two housing parts were in the closed position, the sealing part contacted another second housing parts (1) airtightly.Method of the present invention comprises step (a), wherein carries out airtight the contact along the part of seal length prevents seal (4) and second housing parts (1) in a period of time between; Simultaneously, at step (b), the sealing that recovers subsequently between seal (4) and second housing parts (1) along the described part of seal length contacts.The invention still further relates to the refrigerator of realizing described method.
Description
Technical field
The present invention relates to refrigerator and method of operating thereof.This refrigerator have unite define adiabatic inner space, as the body and the door of the housing parts of two movable connections, and seal, it is fastened on first housing parts in two housing parts, and contacts another second housing parts when two housing parts are in the closed position airtightly.In order to realize air pressure balance between outside atmosphere around refrigerator and the refrigerator inside space, in the step (a) of this method, along the part of seal length its closed position, in a period of time, prevent to carry out airtight the contact between seal and second housing parts at two housing parts.The invention still further relates to the refrigerator of realizing described method.Described refrigerator comprises lift elements, it makes and carry out airtight contact between the seal and second housing parts when primary importance, and can be transformed into the second place, wherein in the second place, this lift elements is located to leave second housing parts along a part of lift-off seal part of its length in the closed position of two housing parts, so that can realize balance in the inner space with around between the outside atmosphere of refrigerator.
Background technology
Such method of operating and refrigerator are referring to DE 36 02 200 A1.In the document, the lift elements 14,15 that is installed on the handle 13 is bonded in the folding piece 8 of magnetic door seal spare 4.Pulling meeting on handle 13 promotes magnetic door seal spare 4 along the part of its length, and with the engagement edge of the body that leaves refrigerator, the result makes and produced inlet air flow path.If for example warm air enters the electrical equipment inner space and cools off there when closing subsequently when opening, the parital vacuum in the then issuable refrigerator should be eliminated before in fact door is opened immediately.The parital vacuum that exists in the refrigerator inside space is harmful to, and is difficult to open door more because it can make.Moving handle 13 is used to operate lift elements 14,15 on specific distance because the user has to, and the pressure balance between environment and refrigerator inside space needs the regular hour, and therefore the actual opening operation of door is delayed.
Summary of the invention
The refrigerator that the purpose of this invention is to provide a kind of method of operating of refrigerator and carry out this method has wherein prevented to produce the parital vacuum accumulation that obstruction is opened door in the inner space of refrigerator.
Therefore, according to the invention provides a kind of method of operating refrigerator, this refrigerator has to unite and defines adiabatic inner space, body and door as the housing parts of two movable connections, and seal, it is fastened in two housing parts on first housing parts, and when two housing parts are in the closed position, contact another second housing parts airtightly, described method comprises: step (a), at place, the closed position of two housing parts, along preventing seal and second housing parts in a period of time between, the part of seal length carries out airtight the contact.According to the present invention, be accompanied by closing of door, preferably and then after door is closed, come performing step (a), and subsequently in step (b), recover sealing contact between the seal and second housing parts along the described part of seal length.
Therefore, and then door is closed, generated air path between the inner space of the environment of refrigerator and refrigerator, perhaps preferably keeps this air internal diameter in case door is closed, and is used for air pressure balance so that air flows into from environment in the inner space of refrigerator.This has prevented the parital vacuum accumulation, and this vacuum can hinder after and then closing and reopen door.In order to open door, the user only has to overcome the power of closing of normally used magnetic seal spare.In order to make refrigerating loss and energy loss low as much as possible,, just recover the sealing contact between the seal and second housing parts in case realize pressure balance basically.The required for this reason time approximately is 5 seconds to 1 minute usually, and can come by experiment to determine.Preferably, in method step (a), along the part of seal length, the time that prevents the airtight contact between the seal and second housing parts after door is closed approximately is 5 seconds to 25 seconds.
The present invention also provides the refrigerator of realizing described method.This refrigerator comprises lift elements, it makes and carry out airtight contact between the seal and second housing parts when primary importance, and can be transformed into the second place, wherein in the second place, this lift elements is located to leave second housing parts along a part of lift-off seal part of its length in the closed position of two housing parts, so that can realize balance in the inner space with around between the outside atmosphere of refrigerator.According to the present invention, described refrigerator comprises the driver element that is used for lift elements, and control device, and wherein after door operation, this control device touches the driver element of lift elements with the lift-off seal part.Therefore, the required power of lift-off seal part is not to be applied by the user of refrigerator, and how can realize regardless of the operation of door handle.
Preferably, utilize lift elements, seal is extruded and leaves the contact surface that is used for the seal on second housing parts.Therefore, lift elements is exerted pressure on seal, is used for seal is promoted the contact surface that leaves on second housing parts.
Preferably, when primary importance, described lift elements is arranged in the recess of second housing parts, and when the second place, is risen from the contact surface that is used for seal on second housing parts at least partly.In this recess, lift elements is protected from ectocine in preferable mode.Because the sagging structure in the recess, significantly as seen lift elements is not on refrigerator, has so presented the solution of create an aesthetic feeling by simple structure cheaply yet.
Described lift elements is formed by the deformable material based on temperature at least in part, is for example formed by marmem or bimetallic.Heating or cooling can change the form or the shape of these materials.The conversion of this form or shape can utilize in the following manner, promptly in first form, lift elements makes carries out air-locked contact between the seal and second housing parts, and in the part of the second form lower edge seal length seal is promoted and to leave second housing parts, and realize transformation from first form to second form by heating or cooling.At this, first form is corresponding to the primary importance of foregoing lift elements, and second form is corresponding to the second place of foregoing lift elements.Therefore, only need cooling or heating lift elements to come the lift-off seal part.
Preferably, realize the transformation of lift elements by the heating lift elements from first form to second form.Therefore, this refrigerator preferably has the driver element that the heater of PTC heating element heater for example is used as lift elements, and can realize short heat time heating time by means of this heater.Alternatively, also can heat lift elements by the surrounding air of the lift elements of when door is opened, flowing through.In this case, lift elements is necessary to be in second form under indoor normal temperature, in particular from about 15 ℃ in about 35 ℃ scope.Be appreciated that heater can be connected on the refrigerator frame heating system of common existence, so that use the thermal source of framework heating system as the heating lift elements.
Alternatively, lift elements can show as simple actuator, and it is for example formed by non-deformable material based on temperature, and utilize machinery, electronics or magnetic drive unit realize the variation (vice versa) from the primary importance to the second place.For example, this lift elements can show as linear actuators.
Preferably, control device comprises switch, and (door moves with respect to the refrigerator body) transposing when door opens or closes of described switch changes, and triggers the driver element that is used for lift elements.Guarantee like this each door be in open after, carry out the pressure balance operation by the lift-off seal part hinder the parital vacuum that door is opened subsequently so that in the inner space of refrigerator, can not form.Preferably, this switch is included in the door switch that all has usually in each refrigerator, is used to operate the inner space illumination.But, also can comprise the independent door switch that is not used in the inner space illumination.
Preferably, be used for the driver element of lift elements, that is to say lift elements at least in part by situation about making based on the deformable material of temperature under, be used to heat the heater of lift elements, when door is opened, connect.The result makes that lift elements is in its second form or position, projects on the contact surface (it is used for the seal on second housing parts) in this position lift elements.If close after the door, lift elements is keeping seal to leave second housing parts along the part lifting of length, and discharged the air path that is used to flow into the inner space air, the result makes and prevent to occur hindering the parital vacuum accumulation that door is opened in the inner space of refrigerator.In case door is closed, heater preferably cuts out.Lift elements cools down lentamente, but after door is closed, before turning back to first form once more after its cooling, remains in for second form a period of time.Pressure balance has during this period of time taken place.
Show as in lift elements under the situation of simple actuator,, might provide timer for lift elements is turned back to primary importance from the second place; Wherein, this timer activates after door is closed, and the driver element of the back triggering lift elements of expiring at the fixed time, makes lift elements turn back to primary importance.
Refrigerator of the present invention can comprise refrigerator or frozen food storage utensil.
Description of drawings
Characteristics of the present invention and advantage will make an explanation as follows based on embodiments of the invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of first embodiment that is used for implementing the refrigerator of the inventive method;
Fig. 2 has shown the control schematic diagram;
Fig. 3 has shown the partial sectional view that is in the lower area of the body 1 of refrigerator under the closing state and door 2 at door 2, wherein seal 4 body 1 that reclining;
Fig. 4 is the cutaway view identical with Fig. 2, wherein lift elements 7 along the part of length, leave the contact-making surface 5 ground lift-off seal parts 4 on the body 1;
Fig. 5 shows the schematic three-dimensional cutaway view of structure shown in Figure 2;
Fig. 6 has shown and has passed cutaway view structure among Fig. 4, on the A-A plane;
Fig. 7 passes longitudinal sectional view structure among Fig. 2, on the B-B plane;
Fig. 8 is the stereogram corresponding to Fig. 4, and wherein lift elements 7 is left the contact-making surface 5 ground lift-off seal parts 4 of body 1 along the part of length;
Fig. 9 in the C-C-C of space, the three-dimensional cutaway view of structure as shown in Figure 7.
Figure 10 has shown and has passed longitudinal sectional view structure among Fig. 7, on the B-B plane;
Figure 11 is according to cutaway view second embodiment that realizes the inventive method, pass refrigerator corresponding to Fig. 3;
Figure 12 is the cutaway view that is similar to Fig. 4, and wherein lift elements 7 is left the contact-making surface 5 ground lift-off seal parts 4 of body 1 along the part of length.
The specific embodiment
Fig. 1 is highly schematically to have shown refrigerator, the door 2 that this refrigerator has body 1 and pivots in the above; Described body 1 and door 2 define inner space 3 and magnetic seal spare 4 together; This magnetic seal spare 4 is fastened to around the inboard of door 2, and utilize magnetic force to be attached to contact-making surface 5 on body 1 front side in airtight mode, thereby make: if enter that inner space 3, door 2 are closed in airtight mode and after air cools off, in inner space 3, can eliminate parital vacuum in inner space 3 at warm air.
In the adiabatic wall 6 on the bottom of body 1, lift elements 7 is arranged in the recess 8.(for example bimetal) make by marmem or bimetallic by the deformable material based on temperature for lift elements 7.Below lift elements 7, heater 10 (is PTC heater 10 at this) is arranged in recess 8, and this heater is used to heat lift elements 7.
Fig. 3 has shown the amplification view in the lower limb zone of body 1 and door 2.Body 1 is made of the plastic inner container 12 that external container 11 and deep draw form, and wherein external container 11 is formed by sheet metal, and external container 11 and internal container 12 are being sealed the cavity 9 that is filled with heat-insulating material.In the front side of refrigerator, external container 11 has formed shaping frame (frame-shaped) contact surface 5 that is used for magnetic seal spare 4.Be similar to body 1, the plastic liner 14 that outer wall 13 that the door 2 of refrigerator is formed by sheet metal and deep draw form constitutes, wherein outer wall 13 and inwall 14 are connected to each other in its vertical edge, and sealing the cavity 15 that is filled with insulating materials, this cavity 15 utilizes moulding band 16 that plastics make at top and bottom lock.
In the fringe region of inwall 14, be formed with groove 17, the be magnetic head section of seal 4 of breech lock in groove 17 wherein, this head section is provided with gripper hook.Magnetic seal spare 4 has a plurality of slender cavities, described a plurality of slender cavity makes magnetic seal spare have flexibility, and one of them cavity by Reference numeral 18 representatives is filled with magnetic material, it is keeping the sealing surfaces of magnetic seal spare 4, and the contact surface of being made by sheet metal 5 is being pasted on the sealing surface.
In Fig. 3, lift elements 7 has first stop position, wherein in this position, lift elements 7 fully is contained in the recess 8 of body 1, and be mutually concordant with contact-making surface 5 or slightly fall into its back backward, thereby make and realize airtight contact between the contact surface 5 on magnetic seal spare 4 and the body 1.
And then Fig. 4 shown after door 2 is closed 1 second for example, the cutaway view with Fig. 3 identical.Lift elements 7 is positioned at second moving position, wherein lift elements 7 this position emersion recess 8, be positioned at magnetic seal spare 4 contact surface 5 above, and pushing the cavity 18 of the magnetic seal spare 4 that is filled with magnetic material along the direction of leaving body 1.Air can flow into the inner space 3 of refrigerator by the gap between body 1 and the magnetic seal spare 4, thereby in the place ahead of lift elements 7, rise as illustrated in fig. 8, the result makes to have prevented to produce in the inner space 3 of refrigerator and hinders the parital vacuum accumulation that reopens door 2.After the special time after door 2 is closed, lift elements 7 is in first stop position shown in Figure 3 once more, so that magnetic seal spare 4 is once more with the body 1 that reclining of mode airtightly.
By means of heating element heater or heater 10, realize the change in location of lift elements 7 from as shown in Figure 3 primary importance to as shown in Figure 4 the second place by heating lift elements 7 (its by deformable material form as one part) based on temperature.After heating element heater 10 failed and cools off by means of the air of flowing through, lift elements 7 turned back to its primary importance.To explain the structure and the binding mode of lift elements 7 with reference to figure 5-10 in detail subsequently.
As shown in Figure 2, heating element heater 10 is triggered by switch 31, wherein comes change-over switch 31 by opening and closing door 2.This switch also can trigger the inner space illumination (not shown) of refrigerator.When the door 2 of refrigerator was opened, switch 31 was operated, and heating element heater 10 was opened in the duration that door is opened.Heating element heater 10 makes and heats lift elements 7, the result makes lift elements 7 become second form shown in Figure 4 from first morphological transformation shown in Figure 3, wherein in second form, when door was opened, lift elements rose to the top of contact surface 5 recess 8 outsides, magnetic seal spare 4 partly.When door 2 was closed, as illustrated in fig. 4, lift elements 7 was left the part lifting magnetic seal spare 4 of contact surface 5 ground along its length then.Prevent to hinder the accumulation of the parital vacuum of opening door subsequently by leaked-in air.
When door 2 was closed, switch 31 was operated once more, and heating element heater 10 is closed.Then, heating element heater 10 is together with lift elements 7 cooling, and this lift elements 7 turns back to first form after specific a period of time, wherein allowing to carry out airtight contact under first form between the previous lift portion of magnetic seal spare 4 and contact-making surface 5.The lift elements 7 that is used for heating element heater 10 is designed such that after door 2 was closed, magnetic seal spare 4 kept the open mode of about 5 seconds to 1 minute (that is to say the time that air pressure balance takes place basically).This just prevents to produce the parital vacuum that obstruction refrigerator doors 2 is opened.Under the situation that door 2 is opened subsequently, the user only need overcome the magnetic force that acts between magnetic material and the Metal Contact surface 5.
Below specifically describe the 26S Proteasome Structure and Function pattern of lift elements 7 based on Fig. 5-10.
Fig. 5,6,7 has shown body 1, door 2 and be in the schematic sectional view of the lift elements 7 of first form when door 2 is closed.Under first form, lift elements 7 shows as the blade profile belt body, and it fully is contained in the rectangular recess 8 of body 1 and is concordant with contact surface 5 ends of magnetic seal spare 4.This lift elements 7 also recess 8 in the base regions complete filling.This has prevented that foreign body (for example dirty particle) from entering recess 8.Lift elements 7 is parallel to magnetic seal spare 4 ground and aligns, and therefore extends along the part of its length in the vertical.
Fig. 7 has shown the longitudinal sectional drawing that passes the structure among Fig. 5,6.Lift elements 7 has second end 23 that is fixed to first end 22 on the body 1 and can move freely.Below first end 22 of lift elements 7, heating element heater 10 is arranged in the recess 8, and is covered by lift elements 7.This heating element heater is concordant with first end 22 of lift elements 7, and only extends along the part of its length, so that cavity 24 is keeping free in recess 8 below the lift elements 7.As shown in Figure 6, heating element heater 10 also only extends along the part of the width of lift elements 7.
Fig. 8 to 10 has shown the cut away view of structure among Fig. 5-7, and wherein lift elements 7 is because the heating of heating element heater 10 is in second form.In second form, the lift elements 7 of band shape has crooked shape, wherein second end 23 stretches out the contact surface 5 of the magnetic seal spare 4 on body 1 or the body 1, contact magnetic seal spare 4, exert pressure to described seal, and leave contact surface 5 ground and the sealing part is remained in the lifting state along the part of its length.Can the flow through gap of front side of first end 22 that is present in lift elements 7 of air, be used for the inner space 3 of balance refrigerator when door 2 is closed and the air pressure balance between the outside atmosphere around the refrigerator, the result makes: as ground as described in Fig. 1-4, prevent that accumulation hinders door 2 parital vacuums of opening in the inner space 3 of refrigerator.
As Fig. 9 or especially as shown in figure 10, lift elements 7 only bends to such degree in its second form, promptly the face side 25 that is positioned at lift elements 7 end towards second end 23 remains and is recessed into recess 8 at least partly.This has guaranteed not have for example dirty particle of foreign substance to enter in the recess 8 and has stopped up lift elements 7.
Except embodiment with reference to Fig. 1-10 with electric heater 10, can also conceive such embodiment, wherein flow to the heating that warm environment air on the lift elements 7 is realized lift elements 7 at 2 o'clock opening door, the result makes described lift elements present second form.Then, lift elements 7 will have to be arranged in the recess 8.After door 2 is closed, the lift elements 7 after the distortion will be cooled off.Therefore till it is transformed into first form, lift elements 7 will promote magnetic seal spare 7 in aforesaid mode, and prevent inner space 3 in, accumulated and hindered 2 parital vacuum of opening.In this embodiment, lift elements will be had to and thermo-contact is carried out in the inner space, or cool off by the cryogen flow in the refrigerator, with making that lift elements 7 is turned back to its first form becomes possibility.
Figure 11 and 12 has shown second embodiment of the refrigerator that is used to realize the inventive method.These views are corresponding to Fig. 3 and 4.Have coil 40 in the recess 8 of refrigerator in the lower limb of body 1, wherein the opening that vertically passes these coils along coil 40 is equipped with piston 41 in a movable manner.On the end of the piston 37 of door 2, have lift elements 37 in rotation, it extends in the length of door 2 closing state lower edge magnetic seal spares 4 and the part of width, and corresponding to lift elements shown in Figure 37.
Figure 11 has shown the lift elements 37 that is in primary importance, wherein under the situation that door 2 is closed, this lift elements 37 fully is contained in the recess 8, therefore and the end is mutually concordant with the contact surface 5 on the body 1, and is implemented in the airtight contact between the contact surface 5 on magnetic seal spare 4 and the body 1.
Figure 12 for example shown after door 2 is closed after 1 second, corresponding to the structure among Figure 11.Lift elements 37 is positioned at second progressive position, wherein in this second place, lift elements 37 is left contact surface 5 along the part of seal length with 4 liftings of magnetic seal spare, thereby prevents to produce airtight contact along the part of this length between magnetic seal spare 4 and contact surface 5.Reach this position by applying voltage to coil 40, the result makes piston 41 and lift elements 37 move to the right side.By the sidepiece that is present in lift elements 37, the gap between body 1 and magnetic seal spare 4, air enters the inner space 3 of refrigerator, and to prevent in inner space 3, the forming accumulation that hinders door 2 parital vacuums of opening with reference to mode shown in Figure 4.Over time, coil 40 is closed, and the result makes lift elements 37 turn back to its primary importance once more, and magnetic seal spare as shown in figure 11 4 once more with body 1 on contact surface 5 airtight contacts.
Fig. 2 has shown the scheme of control lift elements 37.Refrigerator has the operation that switch 31 is used for control gate 2.Switch 31 is connected on the coil 40 on the one hand, is connected on the other hand on the timer 32.In case door 2 is closed, switch 31 operations, so that it has activated coil 40, this coil 40 utilizes piston 41 to take lift elements 37 to the second place from primary importance.Under door 2 closing state, air can flow into inner space 3, so that realize pressure balance at door 2 after closing.
Utilize switch 31, closing and also having activated timer 32 of door 2 disconnected coil 40 after it expires at the fixed time, so that lift elements 37 turns back to primary importance once more, and airtight contact the between magnetic seal spare 4 and the contact surface 5.Therefore, might determine exactly after door is closed, to realize inner space 3 and refrigerator around between the needed time of pressure balance.Usually, the time of appointment is 5 seconds to 1 minute.
By being different from aforesaid control system, also may when opening, door 2 as early as possible lift elements 37 be turned back to the second place, so that be in its second place opening under door 2 the situation (i.e. closing early than subsequently door 2) lift elements 37.This has guaranteed that air flow in the inner space 3 outright after door 2 is closed, and does not therefore have possibility to cause parital vacuum to produce any kind time delay of (even only and then after door 2 is closed).Simultaneously, as the modification of control mode, timer 32 does not trigger until door 2 is closed, and stays open one section preset time to guarantee magnetic seal spare 4 after door 2 is closed.
Claims (11)
1. method of operating refrigerator, this refrigerator have unite define adiabatic inner space (3), as the body (1) and the door (2) of two housing parts of movable connection, and seal (4), its be fastened in the middle of two housing parts, on the door (2) as first housing parts, and contact the body (1) as second housing parts when two housing parts are in the closed position airtightly, the method for described operation refrigerator comprises:
Step (a) at place, the closed position of two housing parts, is carried out airtight the contact along the part of seal length prevents seal (4) and body (1) as second housing parts in a period of time between; Wherein, and then close back performing step (a) at door (2), and continue one section special time, its mode is to utilize lift elements (7,37), the contact surface (5) that is used for seal (4) on the body (1) as second housing parts is left in seal (4) extruding;
And, in step (b), recover to contact subsequently at seal (4) with as the sealing between the body (1) of second housing parts along the described part of seal length;
Wherein, by being heated or cooled, be used for lift-off seal part (4) at least partly based on the made lift elements of the deformable material of temperature (7).
2. the method for operation refrigerator as claimed in claim 1 is characterized in that, when door (2) was opened, connection was used to heat the heater (10) of lift elements (7).
3. the method for operation refrigerator as claimed in claim 2 is characterized in that, when door (2) is closed, closes heater (10).
4. as the method for arbitrary described operation refrigerator among the claim 1-3, it is characterized in that, in step (a), prevent seal (4) and as time of airtight contact between the body (1) of second housing parts approximately be 5 seconds to 1 minute.
5. refrigerator of realizing the described method of claim 1, this refrigerator comprises: unite define adiabatic inner space, as the body (1) and the door (2) of two housing parts of movable connection; Seal (4), its be fastened in two housing parts, on the door (2) as first housing parts, and when two housing parts are in the closed position, pasting the body (1) of second housing parts, and show airtight mode greatly and sealing the inner space; And lift elements (7,37), it makes and carry out airtight contact between seal (4) and the body (1) as second housing parts when primary importance, and can be transformed into the second place, wherein in the second place, this lift elements leave along a part of lift-off seal part (4) of its length the place, closed position that is positioned at housing parts, as the body (1) of second housing parts, it is characterized in that:
Described refrigerator also comprises the driver element that is used for lift elements (7,37), and control device, and wherein after door (2) operation, this control device touches the driver element of lift elements with lift-off seal part (4);
Wherein, described lift elements (7,37) is formed by the deformable material based on temperature at least in part.
6. refrigerator as claimed in claim 5, it is characterized in that, described lift elements is arranged when primary importance in the recess (8) as the body (1) of second housing parts, and when the second place, rise from the contact surface (5) that is used for seal (4) on the body (1) as second housing parts at least partly.
7. as claim 5 or 6 described refrigerators, it is characterized in that described control device comprises switch (31), described switch (31) is changed change at door (2) when opening or closing, and triggers the driver element that is used for lift elements (7,37).
8. as arbitrary described refrigerator among the claim 5-6, it is characterized in that the driver element that is used for lift elements (7) comprises heater (10).
9. as arbitrary described refrigerator among the claim 5-6, it is characterized in that the driver element that is used for lift elements (37) comprises machinery, electric power or magnetically-actuated unit.
10. refrigerator as claimed in claim 5 is characterized in that: described lift elements (7,37) is formed by marmem or bimetallic at least in part.
11. refrigerator as claimed in claim 8 is characterized in that, the driver element that is used for lift elements (7) comprises the PTC heating element heater.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102005021587.4 | 2005-05-10 | ||
| DE102005021587A DE102005021587A1 (en) | 2005-05-10 | 2005-05-10 | Refrigeration appliance and operating method for it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101171472A CN101171472A (en) | 2008-04-30 |
| CN100552338C true CN100552338C (en) | 2009-10-21 |
Family
ID=36579975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006800157980A Expired - Fee Related CN100552338C (en) | 2005-05-10 | 2006-03-30 | Refrigerator and method of operating thereof |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20090039751A1 (en) |
| EP (1) | EP1846706B1 (en) |
| CN (1) | CN100552338C (en) |
| DE (1) | DE102005021587A1 (en) |
| RU (1) | RU2402720C2 (en) |
| WO (1) | WO2006120071A1 (en) |
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| WO2006107180A1 (en) * | 2005-04-08 | 2006-10-12 | Lg Electronics Inc. | Sealing structure of refrigerator |
| DE102006061153A1 (en) * | 2006-12-22 | 2008-06-26 | BSH Bosch und Siemens Hausgeräte GmbH | Refrigeration device with door opening help |
| DE102006061083A1 (en) * | 2006-12-22 | 2008-06-26 | BSH Bosch und Siemens Hausgeräte GmbH | Refrigeration device with door opening help |
| EP3034969B1 (en) * | 2014-12-16 | 2020-06-17 | Liebherr-Hausgeräte Ochsenhausen GmbH | Refrigeration and/or freezer device |
| KR102456642B1 (en) | 2015-08-03 | 2022-10-19 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102525550B1 (en) | 2015-08-03 | 2023-04-25 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102498210B1 (en) | 2015-08-03 | 2023-02-09 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102447245B1 (en) * | 2015-08-03 | 2022-09-27 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102529853B1 (en) | 2015-08-03 | 2023-05-08 | 엘지전자 주식회사 | Vacuum adiabatic body, fabricating method for the Vacuum adiabatic body, porous substance package, and refrigerator |
| KR102442973B1 (en) | 2015-08-03 | 2022-09-14 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102497139B1 (en) | 2015-08-03 | 2023-02-07 | 엘지전자 주식회사 | Vacuum adiabatic body |
| KR20170016188A (en) | 2015-08-03 | 2017-02-13 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102529852B1 (en) | 2015-08-03 | 2023-05-08 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102502160B1 (en) | 2015-08-03 | 2023-02-21 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102466469B1 (en) | 2015-08-03 | 2022-11-11 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| CN107923701B (en) | 2015-08-03 | 2020-04-24 | Lg电子株式会社 | Vacuum insulator and refrigerator |
| KR102525551B1 (en) | 2015-08-03 | 2023-04-25 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| KR102466470B1 (en) | 2015-08-04 | 2022-11-11 | 엘지전자 주식회사 | Vacuum adiabatic body and refrigerator |
| FR3042251B1 (en) * | 2015-10-13 | 2018-03-09 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | MAGNETIC JOINT FOR CRYOGENIC MACHINES |
| DE102016000369A1 (en) * | 2015-12-14 | 2017-06-14 | Liebherr-Hausgeräte Lienz Gmbh | Fridge and / or freezer |
| CA2964651A1 (en) * | 2017-04-13 | 2018-10-13 | Cryologistics Refrigeration Technologies Ltd. | Passive refrigeration system for the cold chain industry |
| US20190040675A1 (en) * | 2017-08-04 | 2019-02-07 | GM Global Technology Operations LLC | Seal with shape memory alloy elements for actuation and heating |
| EP3783285A4 (en) * | 2018-05-25 | 2021-06-23 | PHC Holdings Corporation | Sealing structure for cooling device and cooling device |
| DK180535B1 (en) * | 2020-02-14 | 2021-06-10 | Rehau Behr As | Cooling unit with a heating arrangement |
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-
2005
- 2005-05-10 DE DE102005021587A patent/DE102005021587A1/en not_active Withdrawn
-
2006
- 2006-03-30 EP EP06725416.9A patent/EP1846706B1/en not_active Not-in-force
- 2006-03-30 US US11/918,600 patent/US20090039751A1/en not_active Abandoned
- 2006-03-30 CN CNB2006800157980A patent/CN100552338C/en not_active Expired - Fee Related
- 2006-03-30 WO PCT/EP2006/061160 patent/WO2006120071A1/en active Application Filing
- 2006-03-30 RU RU2007136709/05A patent/RU2402720C2/en active
Also Published As
| Publication number | Publication date |
|---|---|
| EP1846706A1 (en) | 2007-10-24 |
| DE102005021587A1 (en) | 2006-11-16 |
| RU2007136709A (en) | 2009-06-20 |
| EP1846706B1 (en) | 2018-11-07 |
| WO2006120071A1 (en) | 2006-11-16 |
| RU2402720C2 (en) | 2010-10-27 |
| US20090039751A1 (en) | 2009-02-12 |
| CN101171472A (en) | 2008-04-30 |
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Legal Events
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: BSH HOME APPLIANCES CO., LTD. Free format text: FORMER NAME: BSH BOSCH SIEMENS HAUSGERAETE |
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| CP01 | Change in the name or title of a patent holder |
Address after: Munich, Germany Patentee after: BSH HAUSGERATE GmbH Address before: Munich, Germany Patentee before: BSH BOSCH UND SIEMENS HAUSGERATE GmbH |
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| 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: 20091021 |