CN101334229B - Door-opening device for refrigeratory - Google Patents
Door-opening device for refrigeratory Download PDFInfo
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- CN101334229B CN101334229B CN2008100026773A CN200810002677A CN101334229B CN 101334229 B CN101334229 B CN 101334229B CN 2008100026773 A CN2008100026773 A CN 2008100026773A CN 200810002677 A CN200810002677 A CN 200810002677A CN 101334229 B CN101334229 B CN 101334229B
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Abstract
Provided is a door opener of icebox, which is capable of preventing bad action caused by infiltration of juice at a frame side and a door side to improves reliability of the door opener. The door opener includes a door opening button (12) of a refrigerating chamber arranged on the door of the refrigerating chamber (6), a magnet (15) arranged on the door of the refrigerating chamber (6), a flux change unit (16) for changing flux states of the magnet (15) according to operation of the door opening button (12), and a reed switch (17) arranged on a frame (7) of the icebox and used for detecting the flux states of the magnet (15) changed by the flux change unit (16). The flux states of the magnet (15) changed by the flux change unit (16) at the refrigerating chamber (6) side are detected by press operation linkage of the door opening button (12) through the reed switch (17) at the frame (7) side.
Description
Technical field
The present invention relates to a kind of door-opening device for refrigeratory, automatically open the door of refrigerating chamber or refrigerating chamber according to the operation of functional unit.
Background technology
Have a kind of refrigerator, this refrigerator has according to the operation of the functional unit on the door that is arranged on refrigerating chamber or refrigerating chamber automatically opens this door opener.
As this door opener, in particular for opening the door opener of drawer type door, owing to be not the formation that connects drawer type door and framework by hinge etc., so the switch that the operation to the functional unit (door open button etc.) that is arranged on reveal can not be detected etc. are electrically connected with the framework side.
Therefore, the operating portion 101 of door opener for example shown in Figure 13 constitutes, and has: be arranged on the press button 103 on the framework 102 (leading section of the space bar for example in the cell etc.); With relatively be arranged on the push rod 105 of door 104 rear side with this press button 103.This push rod 105 slides to arrow H1, H2 direction with the operations linkage of the functional unit (not shown) of the front face side (left side among Figure 13) that is arranged on door 104, when pushing press button 103 by push rod 105 (with reference to Figure 13 (b)), (parameter Figure 13 (c)) pushed and opened to door opener (not shown) with door 104 to opening direction.
Yet, in in this, constituting, be exposed to outside state (outstanding state) because press button 103 and push rod 105 become, penetrate into inside, cause the action of door opener bad so trickle down the juice on this press button 103 or push rod 105 or have adhesive food etc.
To this, consider to have the door opener (for example with reference to patent document 1) that reed switch rather than press button 103 are set in the framework side.According to this device,, can not penetrate into inside so trickle down at the juice of this reed switch side etc. even, can have function as the switch that moves according to the operation of functional unit because not make reed switch be to be exposed to outside state yet.
Patent document 1: TOHKEMY 2006-308167 communique
In the door opener of patent document 1 record, the lever (lever) that relatively is arranged on reveal with reed switch becomes the outside state that is exposed to, and at the leading section of this lever the permanent magnet that is used to make the reed switch action is installed.Therefore, can prevent to trickle down at the juice of tongue node switch-side (framework side) etc. penetrating into inside, infiltrate inner situation but can not prevent to trickle down, and cause the action of door opener bad at the juice of lever side (reveal) etc.
Summary of the invention
The present invention In view of the foregoing makes, and its purpose is, a kind of door-opening device for refrigeratory is provided, and can prevent that the action that the infiltration of juice etc. causes is bad at framework side and reveal, and can improve reliability.
Door-opening device for refrigeratory of the present invention is characterised in that to have: functional unit is arranged on the door of refrigerator; Magnet is arranged on above-mentioned door; The flux change unit makes above-mentioned magnet rotation according to the operation of aforesaid operations parts, makes the magnetic flux state variation of above-mentioned magnet thus; And the magnetic flux detecting unit, the magnetic flux state of the above-mentioned magnet that changes by the above-mentioned flux change unit on the framework that is arranged on above-mentioned refrigerator is detected; Open above-mentioned door according to the testing result of above-mentioned magnetic flux detecting unit.
According to door-opening device for refrigeratory of the present invention, at the reveal of refrigerator, the flux change unit makes the magnetic flux state variation of magnet according to the operation of functional unit.On the other hand, in the framework side of refrigerator, the magnetic flux detecting unit detects the magnetic flux state of the magnet that changes by the flux change unit.And, open door according to the testing result of magnetic flux detecting unit.
Like this, constitute according to the operation of functional unit and detect at the magnetic flux state of framework side to the magnet that changes by the flux change unit at reveal, so do not need to become magnet and flux change unit are not exposed to outside state (outstanding state), magnetic testing agency are exposed to outside state nor need become in the framework side at reveal.Therefore, can prevent that the action that the infiltration of juice etc. causes is bad at framework side and reveal, and can improve the reliability of door-opening device for refrigeratory.
Description of drawings
Fig. 1 represents that the 1st embodiment of the present invention, (a) represent that roughly cross-sectional plane, (b) that the inside of the operating portion of door-opening device for refrigeratory constitutes are the vertical profile side views.
Fig. 2 is the figure suitable with Fig. 1 of expression different conditions.
Fig. 3 is the front view of refrigerator.
Fig. 4 is a block diagram of roughly representing the electricity formation of refrigerator.
Fig. 5 be the expression the 2nd embodiment of the present invention with the suitable figure of Fig. 1 (a).
Fig. 6 be the expression variation with the suitable figure of Fig. 1 (a).
Fig. 7 be the expression the 3rd embodiment of the present invention with the suitable figure of Fig. 1 (a).
Fig. 8 is the figure of expression from the signal of reed switch output.
Fig. 9 be the expression the 4th embodiment of the present invention with the suitable figure of Fig. 1 (a).
Figure 10 be the expression the 5th embodiment of the present invention with the suitable figure of Fig. 1 (a).
Figure 11 is the figure suitable with Fig. 1 of expression the 6th embodiment of the present invention.
Figure 12 be the expression the 7th embodiment of the present invention with the suitable figure of Fig. 1 (a).
Figure 13 is the vertical profile side view of formation of roughly representing the operating portion of existing door opener.
The specific embodiment
(the 1st embodiment)
Below, referring to figs. 1 through Fig. 4 the 1st embodiment of the present invention is described.
Fig. 3 is the front view of refrigerator 1.Refrigerator 1 is provided with refrigerating- chamber door 2a, 2b, ice-making compartment door 3, switches chamber door 4, vegetable compartment door 5 and refrigerating chamber door 6.These 2a, 2b, 3,4,5,6 open and close refrigerating chamber, ice-making compartment, switching chamber, vegetable compartment and refrigerating chamber (all not shown) in the framework 7 (only expression is arranged in this framework 7 and the leading section of the adiabatic wall 8 between interval vegetable compartment and the refrigerating chamber in Fig. 1 and Fig. 2) that is arranged on refrigerating chamber 1 respectively.
Refrigerating-chamber door 2a is with the rotary type door of left lateral pivot suspension on framework 7, and refrigerating-chamber door 2b is with the rotary type door of the right portion pivot suspension on framework 7.Ice-making compartment door 3, switch chamber door 4, vegetable compartment door 5 and refrigerating chamber door 6 be respectively can to the place ahead of framework 7 almost parallel the drawer type door that moves.Be provided with tank (not shown) respectively integratedly at these dorsal parts of 3～6.Circumference at each 2a, 2b, 3,4,5,6 the back side keeps the gasket seal (Fig. 1 and Fig. 2 only represent the gasket seal 9 of refrigerating chamber door 6) of permanent magnet in being separately installed with.
Be provided with refrigerating chamber with door open button 10a (being equivalent to functional unit) in the front lower of the right of refrigerating-chamber door 2a portion, be provided with refrigerating chamber with door open button 10b (being equivalent to functional unit) in the front lower of the left lateral of refrigerating-chamber door 2b.Be provided with vegetable compartment with door open button 11 (being equivalent to functional unit) at the front central portion of the top of vegetable compartment door 5 one, be provided with refrigerating chamber with door open button 12 (being equivalent to functional unit) at the front central portion of the top of refrigerating chamber door 6 one.These door open buttons 10a, 10b, 11,12 constitute the operating portion of the door opener (only representing to open the door opener 13 of refrigerating chamber door 6 among Fig. 4) of automatically opening refrigerating- chamber door 2a, 2b, vegetable compartment door 5 and refrigerating chamber door 6 respectively.
Below, describe with reference to the formation of the operating portion of Fig. 1 and Fig. 2 clamshell doors device.In addition, because opening the operating portion of each 2a, 2b, 5,6 door opener all is identical formation, so describe at this operating portion 14, omit the explanation of operating portion (not shown) of door opener of other door 2a, 2b, 5 usefulness to the door opener 13 (with reference to Fig. 4) of refrigerating chamber door 6 usefulness.
Refrigerating chamber is housed in the button resettlement section 18 of the front face side that is arranged on refrigerating chamber door 6 with door open button 12, by spring 19 under the state of arrow A 2 directions (the place ahead of the refrigerating chamber door 6) application of force, become the button (pressing operation parts) that can push to arrow A 1 direction.
When the 1 direction pressing operation refrigerating chamber of arrow A in Fig. 1 is used door open button 12, by the arrow B 1 direction rotation in Fig. 1 of tooth bar 23 pinions 24, magnet 15 arrow B 1 direction rotation (rotate 1/4 this moment) (with reference to Fig. 2) in Fig. 1 meanwhile.That is, constitute flux change mechanism 16 (tooth bar 23 and pinion 24) and make magnet 15 rotations with the pressing operation interlock of door open button 12 with refrigerating chamber.On the other hand, when refrigerating chamber with the pressing operation of door open button 12 remove, this refrigerating chamber is when arrow A 2 directions are returned in Fig. 2 with the application of force of door open button 12 by spring 19, by the arrow B 2 directions rotation in Fig. 2 of tooth bar 23 pinions 24, magnet 15 arrow B 2 directions rotation (rotation 1/4) (with reference to Fig. 1) in Fig. 2 meanwhile.
At this moment, flux change mechanism 16 has as with the function of refrigerating chamber with the mapping device of the mutual conversion that rotatablely moves of the rectilinear motion of door open button 12 and magnet 15.
And to arrow B 1, the rotation of B2 direction, this magnet 15 feeds through to the state variation of the magnetic flux of framework 7 sides by magnet 15.At this moment, under state shown in Figure 1,,, this magnet 15 dies down so feeding through to the magnetic flux of framework 7 sides because the direction of magnetization of magnet 15 becomes the direction with respect to the front approximate vertical of framework 7.On the other hand, in state shown in Figure 2, because the direction of magnetization of magnet 15 becomes the direction with respect to the front almost parallel of framework 7, so this magnet 15 feeds through to the magnetic flux grow of framework 7 sides.
Reed switch 17 be configured among the heat-insulating material 8a that embeds in the adiabatic wall 8, plastic accommodating in the parts 25 for example.The front of accommodating parts 25 is by the 25a of wall portion sealing, and thus, reed switch 17 does not become the state (outstanding state) of the outside that is exposed to framework 7.
When the magnetic flux grow of these reed switch 17 peripheries, 2 lead-in wires (not shown) of reed switch 17 inside magnetize mutually and contact, and become connection (on) state.On the other hand, when the magnetic flux of these reed switch 17 peripheries died down, 2 lead-in wires separated by mutual elastic force, became disconnection (off) state.Therefore, under state shown in Figure 1 (state that refrigerating chamber is not pressed with door open button 12), reed switch 17 becomes off-state, and under state shown in Figure 2 (state that refrigerating chamber is pressed with door open button 12), reed switch 17 becomes on-state.
Then, with reference to Fig. 4 the electricity formation of refrigerator 1 is described.
Then, the effect to above-mentioned formation describes.When control device 26 is judged as refrigerating chamber door 6 when closing the door state according to the signal from door switch 27, control device 26 judges whether reed switch 17 becomes on-state.When user's pressing operation refrigerating chamber with door open button 12 and when this state becomes reed switch 17 on-states, control device 26 makes door opener 13 actions and refrigerating chamber door 6 is pushed and opened the door to opening direction.
In addition, control device 26 is identical with the situation of the door opener 13 of above-mentioned refrigerating chamber door 6 usefulness, also controls other door 2a, 2b, the action of 5 usefulness door openers (not shown).Promptly, control device 26 detects by the magnetic flux state of reed switch (not shown) to the magnet (not shown) that changes in door 2a, 2b, 5 sides and door open button 10a, 10b, the interlock of 11 pressing operation in framework 7 sides, and controls the action of the door opener of each 2a, 2b, 5 usefulness according to this testing result.
The present embodiment such according to above explanation, in refrigerating chamber door 6 sides of refrigerating chamber 1, flux change mechanism 16 and refrigerating chamber make the magnetic flux state variation of magnet 15 with the pressing operation interlock of door open button 12.On the other hand, in framework 7 sides of refrigerating chamber 1, reed switch 17 detects the magnetic flux state of the magnet 15 that changes by flux change mechanism 16.And, open refrigerating chamber door 6 according to the testing result of reed switch 17.
Like this, owing to constitute: pass through reed switch 17 in framework 7 sides, to detecting at the magnetic flux state of refrigerating chamber door 6 sides with the pressing operation interlock of door open button 12 by the magnet 15 of flux change mechanism 16 variations with refrigerating chamber, therefore, need not make magnet 15 and flux change mechanism 16 become the state (outstanding state) of the outside that is exposed to refrigerating chamber door 6 in refrigerating chamber door 6 sides, and, also need reed switch 17 not become and be exposed to outside state in framework 7 sides.Therefore, can prevent that in framework 7 sides and refrigerating chamber door 6 sides the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener 13.
In addition,, also make its operating portion be the formation same, and carry out same control, can prevent that therefore the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener with aforesaid operations portion 14 to other the door opener of door 2a, 2b, 5 usefulness.
(the 2nd embodiment)
Below, with reference to Fig. 5 the 2nd embodiment of the present invention is described.In addition, the part omission explanation to same with above-mentioned the 1st embodiment only describes different piece.Fig. 5 is a cross-sectional plane of representing that roughly the inside of operating portion 31 of the door opener 13 of refrigerating chamber door 6 usefulness constitutes.
Refrigerating chamber is housed in the button resettlement section 34 of the front face side that is arranged on refrigerating chamber door 6 with door open button 32, and becomes the button that can push to arrow A 1 direction.
When refrigerating chamber with door open button 32 by to arrow A 1 direction pressing operation the time, the leading section 35a by bar 35 pushes the fastener 36a of cam 36 to arrow A 1 direction, meanwhile, magnet 15 is to the rotation of arrow B 1 direction (rotation 1/4).That is, constitute: cam mechanism 33 (bar 35 and cam 36) makes magnet 15 rotations with refrigerating chamber with the pressing operation interlock of door open button 32.On the other hand, when refrigerating chamber was removed with the pressing operation of door open button 32, application of force cam 36 by helical spring 37 and magnet 15 were to the rotation of arrow B 2 directions (rotation 1/4), and meanwhile, refrigerating chamber returns to arrow A 2 directions with door open button 32.
At this moment, cam mechanism 33 has as with the function of refrigerating chamber with the mapping device of the mutual conversion that rotatablely moves of the rectilinear motion of door open button 32 and magnet 15.
According to present embodiment, owing to constitute: pass through reed switch 17 in framework 7 sides, to detecting at the magnetic flux state of refrigerating chamber 6 sides with the pressing operation interlock of door open button 32 by the magnet 15 of cam mechanism 33 variations with refrigerating chamber, therefore, not needing to make magnet 15 and cam mechanism 33 in refrigerating chamber door 6 sides is the state that is exposed to the outside of refrigerating chamber door 6, and also need not make reed switch 17 in framework 7 sides is the state that is exposed to the outside of framework 7.Therefore, can prevent that in framework 7 sides and refrigerating chamber door 6 sides the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener 13.
In addition, though omit detailed explanation, but because for other door 2a, 2b, the door opener (not shown) of 5 usefulness, also make its operating portion (not shown) for the formation identical and carry out same control with aforesaid operations portion 31, so can prevent that the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener.
In addition, in the present embodiment, the cam 36 that constitutes cam mechanism 33 is not limited to have the cam of the shape of above-mentioned fastener 36a, so long as the shape of the mutual conversion that rotatablely moves of the rectilinear motion of bar 35 (refrigerating chamber with door open button 32) and cam (magnet 15) both can.For example, as shown in Figure 6, also oval-shaped cam 38 can be set to and can rotate integratedly with magnet 15, and the side perimembranous 38a that the leading section 35a card of bar 35 is ended at this cam 38.
(the 3rd embodiment)
Below, with reference to Fig. 7 the 3rd embodiment of the present invention is described.In addition, the part identical with above-mentioned the 1st embodiment omitted explanation, only different parts is described.Fig. 7 is a cross-sectional plane of representing that roughly the inside of operating portion 41 of the door opener 13 of refrigerating chamber door 6 usefulness constitutes.
In above-mentioned the 1st embodiment, represented to be magnetized to the magnet 15 of 2 utmost points of the N utmost point and the S utmost point, but the magnet 42 of present embodiment is that the N utmost point and the S utmost point are geomagnetic into 8 utmost points as a whole along the circumferentially alternatively configuration of this magnet 42.In addition, though it is not shown, but in the present embodiment, also can have the flux change mechanism 16 shown in for example above-mentioned the 1st embodiment, and make magnet 42 and refrigerating chamber with the rectilinear motion interlock of the arrow A 1 of door open button 12, A2 direction and to arrow B 1, the rotation of B2 direction.
When refrigerating chamber was used door open button 12 to arrow A 1 direction pressing operation, magnet 42 was to the rotation of arrow B 1 direction (rotation 1/4), and this magnet 42 involves the magnetic flux state variation of reed switch 17 peripheries.At this moment, because magnet 42 is geomagnetic into 8 utmost points,, this magnet 42 changes intermittently so involving the magnetic flux state of reed switch 17 peripheries.Reed switch 17 is on/off state repeatedly corresponding to the magnetic flux state that changes intermittently of magnet 42, and the interrupted pulse signal shown in the output map 8 (a).
When control device 26 receives with refrigerating chamber with the interlock of the pressing operation of door open button 12 from the interrupted pulse signal of reed switch 17 outputs, make door opener 13 actions and refrigerating chamber door 6 is pushed and opened the door to opening direction.
Be geomagnetic at magnet under the situation of 2 utmost points, because can only make the magnetic flux state variation of this magnet is 2 states, so the signal from reed switch 17 outputs becomes the continuous signal shown in Fig. 8 (b) with the pressing operation interlock of door open button 12 with refrigerating chamber.Therefore, in order to make control device 26 detect the pressing operation of refrigerating chamber with door open button 12, when group of magnets is installed to magnet resettlement section 20, must make the position of rotation of this magnet be assembled into the position of rotation (position of rotation that the magnetic flux state of magnet and refrigerating chamber suitably change with the pressing operation interlock of door open button 12) of regulation.
To this,, magnet 42 is magnetized to 8 utmost points according to present embodiment.Therefore, no matter how the position of rotation of this magnet 42 disposes assembling, when refrigerating chamber is pressed operation with door open button 12, can be from the interrupted pulse signal of tongue node switch 17 outputs, and make door opener 13 actions.Therefore, can easily carry out the assembling operation of magnet 42.
In addition, be not defined as 8 utmost points, be magnetized to 4 extremely above multistage getting final product as the magnetization number of magnet 42.
(the 4th embodiment)
Below, with reference to Fig. 9 the present invention's the 4th embodiment is described.In addition, omit explanation, only different parts is described the part identical with above-mentioned the 1st embodiment.The cross-sectional plane that Fig. 9 constitutes for the inside of the operating portion 51 of the door opener 13 of roughly representing refrigerating chamber door 6 usefulness.
Operating portion 51 by refrigerating chamber with formations such as door open button 52 (being equivalent to functional unit), magnet 53, magnetic screen mechanism 54 (being equivalent to the flux change unit) and reed switch 17.
Refrigerating chamber is configured to door open button 52, and the front of the resettlement section 55 in being arranged on refrigerating chamber door 6 can move to arrow A 1, A2 direction.
Magnet 53 becomes the shape of rectangle as a whole, and is geomagnetic into 2 utmost points of the N utmost point and the S utmost point.This magnet 53 becomes the state of the direction of almost parallel with its direction of magnetization with respect to the front of framework 7, is configured in the rear end side (being the right side in Fig. 9) of resettlement section 55.
Magnetic screen mechanism 54 is made of lever 56 and magnetic shield panel 57 (being equivalent to magnetic shielding part).Lever 56 is set to, can be in the resettlement section 55 front be that middle mind-set arrow D1, D2 direction are rotated with turning cylinder 58.This lever 56 is provided with the projection 56a that extends to the direction parallel with turning cylinder 58, hangs with an end 59a who inserts the helical spring 59 that has led to turning cylinder 58 on this projection 56a.The other end 59b of helical spring 59 is hung in and is arranged on resettlement section 55 sides and on the projection 55a that the direction parallel with turning cylinder 58 extended.This helical spring 59 with lever 56 to the arrow D2 direction application of force, and, by with refrigerating chamber with the leading section 56b (left end among Fig. 9) of the lever 56 of the back side butt of door open button 52 with this refrigerating chamber with door open button 52 to the arrow A 2 direction application of forces.
Magnetic shield panel 57 for example is made of the materials such as (as for example iron of magnetic) of the metal with armoured magnetic field character, forms circular-arc shape as a whole.One end of this magnetic shield panel 57 is installed on the rearward end 56c (right-hand end among Fig. 9) of lever 56.
When refrigerating chamber was used door open button 52 quilts to arrow A 1 direction pressing operation, magnetic shield panel 57 rotated to arrow D1 direction with lever 56.That is, constitute: magnetic screen mechanism 54 and refrigerating chamber are put into magnetic shield panel 57 taking-ups between magnet 53 and the reed switch 17 with the pressing operation interlock of door open button 52.On the other hand, when the releasing refrigerating chamber is used the pressing operation of door open button 52, application of force lever 56 and magnetic screen mechanism 54 by helical spring 59 rotate to arrow D2 direction, and thereupon, refrigerating chamber is pushed and returned to arrow A 2 directions by the leading section 56b of lever 56 with door open button 52.
At this moment, magnetic screen mechanism 54 has as with the function of refrigerating chamber with the mapping device of the mutual conversion of rotational motion of door rectilinear motion of button 52 and magnetic shield panel 57.
And, rotating to arrow D1, D2 direction by magnetic shield panel 57, magnet 53 involves the magnetic flux state variation of framework 7 sides.At this moment, be among Fig. 9 under the state with the position shown in the solid line state of operation (refrigerating chamber be not pressed) at magnetic shield panel 57 with door open button 52, because the magnetic force of magnet 53 is shielded by magnetic shield panel 57, almost disappears so this magnet 53 involves the magnetic flux of framework 7 sides.Therefore, reed switch 17 becomes off-state.On the other hand, be among Fig. 9 under the state with the position shown in the dotted line state of operation (refrigerating chamber be pressed with door open button 52) at magnetic shield panel 57, the magnetic force of magnet 53 is not shielded by magnetic shield panel 57, and this magnet 53 involves the magnetic flux grow of framework 7 sides.Therefore, reed switch 17 becomes on-state.
According to present embodiment, owing to constitute: pass through reed switch 17 in framework 7 sides, to detecting at the magnetic flux state of refrigerating chamber 6 sides with the pressing operation interlock of door open button 32 by the magnet 53 of magnetic screen mechanism 54 variations with refrigerating chamber, therefore, need not make magnet 53 and magnetic screen mechanism 54 in refrigerating chamber door 6 sides is the state that is exposed to the outside of refrigerating chamber door 6, and also need not make reed switch 17 in framework 7 sides is the state that is exposed to the outside of framework 7.Therefore, can prevent that in framework 7 sides and refrigerating chamber door 6 sides the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener 13.
In addition, though omitted detailed explanation, but because for other door 2a, 2b, the door opener (not shown) of 5 usefulness, also make its operating portion (not shown) for the formation identical and carry out same control with aforesaid operations portion 51, so can prevent that the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener.
(the 5th embodiment)
Below, with reference to Figure 10 the 5th embodiment of the present invention is described.In addition, omit explanation, only different parts is described the part identical with above-mentioned the 1st embodiment.The cross-sectional plane that Figure 10 constitutes for the inside of the operating portion 61 of the door opener 13 of roughly representing refrigerating chamber door 6 usefulness.
Operating portion 61 by refrigerating chamber with door open button 62 (being equivalent to functional unit), reveal magnet 63, magnetic coupling mechanism 64 (being equivalent to the flux change unit), framework side magnet 65 and push-button switch 66 formations such as (being equivalent to the magnetic flux detecting unit).
Refrigerating chamber is configured to door open button 62, and the front of the resettlement section 67 in being arranged on refrigerating chamber door 6 (left side among Figure 10) can move to arrow A 1, A2 direction.
Push-button switch 66 constitutes: be configured in the rear (among Figure 10 right-hand) of framework side lever 70 in accommodating parts 25, button 66a is by block diagram side lever 70 pressing operations.This push-button switch 66 is connected with control device 26, when button 66a is pressed operation, and the output connection signal.
When refrigerating chamber was used door open button 62 quilts to arrow A 1 direction pressing operation, by the other end that bar 72 is pushed reveal lever 74, thus, reveal magnet 63 moved to arrow E 1 direction in guide part 68.Promptly, constitute: magnetic coupling mechanism 64 (bar 72 and reveal lever 74) and refrigerating chamber are with the pressing operation interlock of door open button 62 and reveal magnet 63 is moved in the orientation forwards, backwards, and switch the state (state shown in dotted lines in Figure 10) that state (state among Figure 10 shown in the solid line) that reveal magnet 63 and casing side magnet 65 adsorbs and reveal magnet 63 separate from casing side magnet 65.When reveal magnet 63 when arrow E 1 direction moves, the magnetic coupling between this reveal magnet 63 and the framework side magnet 65 dies down, thus, framework side lever 70 rotates to arrow F1 direction by the application of force of spring 71.And, by the button 66a of framework side lever 70 pressing operation push-button switch 66, these push-button switch 66 output connection signals.
At this moment, magnetic coupling mechanism 64 has as with the function of refrigerating chamber with the mapping device of the mutual conversion of rectilinear motion of the rectilinear motion of door open button 62 and reveal magnet 63.
According to present embodiment, owing to constitute: pass through push-button switch 66 in framework 7 sides, to detecting at the magnetic flux state of refrigerating chamber 6 sides with the pressing operation interlock of door open button 62 by the reveal magnet 63 of magnetic coupling mechanism 64 variations with refrigerating chamber, therefore, need not make reveal magnet 63 and magnetic coupling mechanism 64 in refrigerating chamber door 6 sides is the state that is exposed to the outside of refrigerating chamber door 6, and also need not make push-button switch 66 in framework 7 sides is the state that is exposed to the outside of framework 7.Therefore, can prevent that in framework 7 sides and refrigerating chamber door 6 sides the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener 13.
In addition, though omitted detailed explanation, but because for other door 2a, 2b, the door opener (not shown) of 5 usefulness, also make its operating portion (not shown) for the formation identical and carry out same control with aforesaid operations portion 61, so can prevent that the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener.
As the magnetic flux detecting unit, be not limited to above-mentioned push-button switch 66, the switch that can use state that reveal magnet 63 and framework side magnet 65 are adsorbed or the state that leaves framework side magnet 65 to detect.
(the 6th embodiment)
Below, with reference to Figure 11 the 6th embodiment of the present invention is described.In addition, omit explanation, only different parts is described the part identical with above-mentioned the 1st embodiment.The cross-sectional plane that Figure 11 constitutes for the inside of the operating portion 81 of the door opener 13 of roughly representing refrigerating chamber door 6 usefulness.
Operating portion 81 by refrigerating chamber with formations such as the lever 82 (being equivalent to functional unit) that opens the door, magnet 15, flux change mechanism 83 (being equivalent to the flux change unit) and reed switch 17.
Refrigerating chamber is following pull bar with the lever 82 of opening the door: the front of the resettlement section 84 during being arranged on refrigerating chamber door 6, top portion is by rotating shaft 85 pivot suspensions, and can arrow G 1, G2 direction rotate in Figure 11 (b).
When refrigerating chamber with the lever 82 of opening the door during by arrow G 1 direction rotating operation (pull operation) in Figure 11 (b), by the arrow B 1 direction rotation in Figure 11 (a) of tooth bar 86 pinions 24, meanwhile, magnet 15 arrow B 1 direction rotation (rotation 1/4) in Figure 11 (a).That is, constitute: flux change mechanism 83 (tooth bar 86 and gear 24) makes magnet 15 rotations with the rotating operation interlock of the lever 82 that opens the door with refrigerating chamber.
At this moment, flux change mechanism 83 has as with the function of refrigerating chamber with the mapping device of the mutual conversion that rotatablely moves of the open the door rotational motion of lever 82 and magnet 15.
In the present embodiment, also need not make reveal magnet 15 and flux change mechanism 83 in refrigerating chamber door 6 sides is the state that is exposed to the outside of refrigerating chamber door 6, and also need not make reed switch 17 in framework 7 sides is the state that is exposed to the outside of framework 7.Therefore, can prevent that in framework 7 sides and refrigerating chamber door 6 sides the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener 13.
In addition, though omitted detailed explanation, but because for other door 2a, 2b, the door opener (not shown) of 5 usefulness, also make its operating portion (not shown) for the formation identical and carry out same control with aforesaid operations portion 81, so can prevent that the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener.
In the present embodiment, each 2a, 2b, 5,6 the lever that opens the door are not limited to as refrigerating chamber direction rotation up and down with the lever 82 that opens the door, also direction rotation to the left and right.
(the 7th embodiment)
Below, with reference to Figure 12 the 7th embodiment of the present invention is described.In addition, omit explanation, only different parts is described the part identical with above-mentioned the 1st embodiment.The cross-sectional plane that Figure 12 constitutes for the inside of the operating portion 91 of the door opener 13 of roughly representing refrigerating chamber door 6 usefulness.
Operating portion 91 by refrigerating chamber with door open button 12 (being equivalent to functional unit), magnet 15, flux change mechanism 16 and Hall IC 92 formations such as (being equivalent to magnetic testing agency).
In the present embodiment, also need not make magnet 15 and flux change mechanism 16 in refrigerating chamber door 6 sides is the state that is exposed to the outside of refrigerating chamber door 6, and also need not make Hall IC 92 in framework 7 sides is the state that is exposed to the outside of framework 7.Therefore, can prevent that in framework 7 sides and refrigerating chamber door 6 sides the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener 13.
In addition, though omitted detailed explanation, but because for other door 2a, 2b, the door opener (not shown) of 5 usefulness, also make the not identical formation of its operating portion (not shown) and carry out same control with aforesaid operations portion 91, so can prevent that the action that the infiltration of juice etc. causes is bad, can improve the reliability of door opener.
In the respective embodiments described above, also can not use reed switch 17 and use Hall IC 92.
(other embodiments)
The present invention is not limited only to the respective embodiments described above, can carry out following distortion or expansion.
As the magnetic flux detecting unit, be not limited to reed switch 17 and Hall IC 92, get final product so long as can detect the unit of the magnetic flux state of magnet.
The present invention not only goes for the door gear that rotary type door, drawer type door are used, and also goes for the door opener of the door usefulness of the formula of splitting around.
And, not only go for the such refrigerator of above-mentioned refrigerator 1 with cold storage function and freezing function, can also be applicable to the refrigeration special machine.
Claims (5)
1. door-opening device for refrigeratory is characterized in that having:
Functional unit is arranged on the door of refrigerator;
Magnet is arranged on the above-mentioned door;
The flux change unit makes above-mentioned magnet rotation according to the operation of aforesaid operations parts, makes the magnetic flux state variation of above-mentioned magnet thus; And
The magnetic flux detecting unit is arranged on the framework of above-mentioned refrigerator, and the magnetic flux state of the above-mentioned magnet that changes by above-mentioned flux change unit is detected,
Open above-mentioned door according to the testing result of above-mentioned magnetic flux detecting unit.
2. door-opening device for refrigeratory as claimed in claim 1 is characterized in that,
Above-mentioned magnetic flux detecting unit is made of reed switch, and this reed switch detects the magnetic flux state of the above-mentioned magnet that changes by above-mentioned flux change unit, and connects or disconnects.
3. door-opening device for refrigeratory as claimed in claim 1 is characterized in that,
Above-mentioned magnetic flux detecting unit is made of Hall IC, and this Hall IC detects the magnetic flux state of the above-mentioned magnet that changes by above-mentioned flux change unit, and connects or disconnects.
4. as claim 2 or 3 described door-opening device for refrigeratory, it is characterized in that,
Above-mentioned flux change unit makes above-mentioned magnet rotation by tooth bar and pinion.
5. as claim 2 or 3 described door-opening device for refrigeratory, it is characterized in that,
Above-mentioned flux change unit makes above-mentioned magnet rotation by cam mechanism.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP166121/2007 | 2007-06-25 | ||
| JP2007166121A JP4181609B1 (en) | 2007-06-25 | 2007-06-25 | Opening device for refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101334229A CN101334229A (en) | 2008-12-31 |
| CN101334229B true CN101334229B (en) | 2010-11-10 |
Family
ID=40148543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100026773A Expired - Fee Related CN101334229B (en) | 2007-06-25 | 2008-01-14 | Door-opening device for refrigeratory |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4181609B1 (en) |
| CN (1) | CN101334229B (en) |
| TW (1) | TW200900645A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278033A (en) * | 2010-06-08 | 2011-12-14 | 苏州三星电子有限公司 | Automatic door opening device and side by side combination refrigerator using same |
| CN102095302B (en) * | 2011-01-18 | 2013-07-24 | 合肥美的荣事达电冰箱有限公司 | Sensing device for opening and closing door, refrigerator and installation method for sensing device for opening and closing door |
| JP6271119B2 (en) * | 2012-08-28 | 2018-01-31 | 東芝ライフスタイル株式会社 | refrigerator |
| CN104296491B (en) * | 2014-10-09 | 2017-02-22 | 合肥美的电冰箱有限公司 | Refrigerator |
| CN106288621B (en) * | 2016-08-30 | 2019-05-03 | 青岛海尔股份有限公司 | Side by side combination refrigerator and its vertical beam guiding device |
| CN106338175A (en) * | 2016-08-30 | 2017-01-18 | 青岛海尔股份有限公司 | Side-by-side refrigerator and vertical beam guide device thereof |
| CN106338176A (en) * | 2016-08-30 | 2017-01-18 | 青岛海尔股份有限公司 | Side-by-side combination refrigerator and vertical beam guide device thereof |
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| JP2001133139A (en) * | 1999-11-09 | 2001-05-18 | Hoshizaki Electric Co Ltd | Heat insulating stockroom |
| JP2002048467A (en) * | 2000-08-03 | 2002-02-15 | Hoshizaki Electric Co Ltd | Mounting structure of sensor for detecting opening and closing of door |
| CN1515857A (en) * | 1999-08-17 | 2004-07-28 | 东芝株式会社 | Door-opening device for storeroom |
| JP2006308167A (en) * | 2005-04-27 | 2006-11-09 | Toshiba Corp | Storage |
| JP2006308168A (en) * | 2005-04-27 | 2006-11-09 | Toshiba Corp | Storage |
| JP2007024462A (en) * | 2005-07-21 | 2007-02-01 | Sharp Corp | Mechanism for detecting door opening or closing, and refrigerator |
-
2007
- 2007-06-25 JP JP2007166121A patent/JP4181609B1/en not_active Expired - Fee Related
- 2007-10-23 TW TW96139684A patent/TW200900645A/en not_active IP Right Cessation
-
2008
- 2008-01-14 CN CN2008100026773A patent/CN101334229B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1515857A (en) * | 1999-08-17 | 2004-07-28 | 东芝株式会社 | Door-opening device for storeroom |
| JP2001133139A (en) * | 1999-11-09 | 2001-05-18 | Hoshizaki Electric Co Ltd | Heat insulating stockroom |
| JP2002048467A (en) * | 2000-08-03 | 2002-02-15 | Hoshizaki Electric Co Ltd | Mounting structure of sensor for detecting opening and closing of door |
| JP2006308167A (en) * | 2005-04-27 | 2006-11-09 | Toshiba Corp | Storage |
| JP2006308168A (en) * | 2005-04-27 | 2006-11-09 | Toshiba Corp | Storage |
| JP2007024462A (en) * | 2005-07-21 | 2007-02-01 | Sharp Corp | Mechanism for detecting door opening or closing, and refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101334229A (en) | 2008-12-31 |
| TWI349762B (en) | 2011-10-01 |
| JP4181609B1 (en) | 2008-11-19 |
| JP2009002625A (en) | 2009-01-08 |
| TW200900645A (en) | 2009-01-01 |
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Address after: Tokyo, Japan Patentee after: Toshiba Corp. Patentee after: Toshiba Home Appliances Holdings Corp. Patentee after: TOSHIBA LIFESTYLE PRODUCTS & SERVICES Corp. Address before: Tokyo, Japan Patentee before: Toshiba Corp. Patentee before: Toshiba Home Appliances Holdings Corp. Patentee before: TOSHIBA HOME APPLIANCES Corp. Address after: Tokyo, Japan Patentee after: Toshiba Corp. Patentee after: Toshiba Home Appliances Holdings Corp. Patentee after: TOSHIBA HOME APPLIANCES Corp. Address before: Tokyo, Japan Patentee before: Toshiba Corp. Patentee before: Toshiba Consumer Marketing Corp. Patentee before: Toshiba Kaden Seizo Kabushiki Kaisha |
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