CN101666569A - Ice maker driving device for refrigerator and operation method thereof - Google Patents
Ice maker driving device for refrigerator and operation method thereof Download PDFInfo
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- CN101666569A CN101666569A CN200810215531A CN200810215531A CN101666569A CN 101666569 A CN101666569 A CN 101666569A CN 200810215531 A CN200810215531 A CN 200810215531A CN 200810215531 A CN200810215531 A CN 200810215531A CN 101666569 A CN101666569 A CN 101666569A
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Abstract
The invention relates to an ice maker driving device for a refrigerator and an operation method thereof, wherein an ice making container which is rotated by starting a circuit device and connected toan air separation lever is oppositely rotated before being forwards rotated, and the ice making container is provided with an extended connecting piece with a preset angle at the other side so as to connect with a container fixing piece, the ice making container has no fit with the ice separation lever, thus the ice making container is allowed to be rotated in a twisty mode with the inversion of the ice separation lever so as to separate small square ice cakes. Moreover, the stresses and the tense states of parts due to the icing of the small square ice cakes are eliminated so as to prevent the malfunction of the parts, thus separation and storage works of the ice cakes are smoothly finished.
Description
Technical field
The present invention relates to a kind of automatic ice maker that is used for refrigerator, more particularly, relate to a kind of ice maker driving device that is used for refrigerator, this ice maker driving device mainly comprises ice amount detection part, ice separating component, Test Switchboard, the control circuit that is used to operate above-mentioned parts, the driving shaft with power transmission unit, various reduction gearing and worm screw, and analog.
Background technology
An embodiment as prior art, (applying date is on March 7th, 1989 to Korean Patent NO.1992-1971, name is called " refrigerator attached with automatic ice maker ") disclosed a kind of refrigerator that has automatic ice maker, when the temperature on the ice-making disc that temperature sensor detects be lower than predetermined set freezing when finishing temperature, described automatic ice-making chance is removed ice cube from ice-making disc and water is supplied to ice-making disc once more, to carry out ice making work.Described refrigerator comprises: judging unit, and after supplying water on the ice-making disc, when the temperature of the ice-making disc that detects when temperature sensor was lower than predetermined temperature, this judging unit was used to judge whether the water of being supplied with is normal; And alarm unit, this alarm unit is used for carrying out warning work according to the judged result of judging unit.In traditional refrigerator that has automatic ice maker, alarm unit also is used for warning when the water in the supply tank that independently is installed on the automatic ice maker is under-supply, makes the anhydrous supply of ice-making disc and the situation of working.
Another embodiment as prior art, (applying date is on March 11st, 1989 to Korean utility model registration NO.1993-4478, name is called " refrigerator attached with automatic ice maker ") disclosed a kind of refrigerator that has automatic ice maker, wherein, water is fed to ice-making disc and freezing to produce ice cube in ice-making disc, ice cube is removed from ice-making disc and is stored in the ice storage appts., then, detect the ice storage amount by the lever that can change the position according to the ice storage amount in the ice storage appts., thereby make that ice making and ice storage work meeting are carried out repeatedly when the ice storage amount in the ice storage appts. is lower than predetermined value.Thereby if the ice storage amount in the ice storage appts. is higher than predetermined value, the ice storage amount sense switch of controlling by described lever can start to stop ice making work.In above-mentioned conventional practice, when detecting the ice storage amount by the lever that is used for detecting ice storage appts. ice storage amount and be higher than predetermined value, by switch (sensor) control ice making work.
Another embodiment as prior art, (applying date is on November 29th, 1994 to Korean Patent NO.228819, name is called " automatic ice maker ") disclosed a kind of automatic ice maker, this automatic ice maker has ice-making disc, this ice-making disc rotatably is connected in the end by motor-driven operating mechanism, thereby make water supply to ice-making disc automatically, and be used to detect under the control that the iceman makes the controller finished, described ice-making disc is rotated according to predetermined angular, so that ice cube separates with ice-making disc, thereby finished ice making work automatically.Above-mentioned automatic ice maker comprises motor, operating mechanism, ice-making disc and controller, so that the ice-making disc rotation.
Another embodiment as prior art, (applying date is on November 15th, 1996 to Korean Patent NO.182735, name is called " power control method for automatic ice maker ") disclosed a kind of power-control method that is used for automatic ice maker, this method comprises the steps: by drive motors ice-making disc to be placed to the home position, can supply water to ice-making disc; Supply water to ice-making disc, in ice-making disc, to make ice cube; If the iceman finishes, ice cube is separated with ice-making disc; And if determine the drive motors overload, then make the drive motors counter-rotating, to remove the overload of drive motors.
In addition, in above-mentioned prior art, when ice-making disc when the home position breaks away from, drive motors can produce overload, when the voltage of measuring the drive motors load and this voltage are higher than the reference voltage of drive motors, can determine the drive motors overload, thereby will in inversion step, carry out the counter-rotating of drive motors, break away from from the home position to prevent ice-making disc.According to the feature of above-mentioned prior art, the power-control method of automatic ice maker comprises makes the drive motors counter-rotating to remove the step of drive motors overload.
Another embodiment as prior art, (applying date is on November 19th, 1996 to Korean Patent NO.182736, name is called " automatic ice maker for refrigerator ") disclosed a kind of automatic ice maker that is used for refrigerator, wherein, if inductive switch (sensor) is to malfunctioning by motor-driven ice-making disc rotation control, and make the ice-making disc rotation surpass the maximum anglec of rotation, ice-making disc then, cam mechanism and various parts can be damaged, even, also can cause in an identical manner damaging ice cube being separated back ice-making disc counter-rotating with ice-making disc when getting back to the home position.The described automatic ice maker that is used for refrigerator comprises: higher position, residing position when first block, this first block are installed in and stop at maximum position of rotation than cam mechanism; And second block, higher position, residing position when this second block is installed in and stops at horizontal level than cam mechanism.That is to say that in the prior art, described automatic ice maker only comprises first block and second block.
Embodiment again as prior art, (applying date is June 16 calendar year 2001 to Korean Patent NO.422969, name is called " driving device for automatic ice maker ") disclosed a kind of drive unit that is used for automatic ice maker, this drive unit can change the annexation between worm screw and the drive motors, and can obtain simple matching relationship between the parts, wherein, drive motors is handled the rotation of ice-making disc, ice cube separates with ice-making disc, and ice-making disc is reversed to get back to the ice making position again.In above-mentioned prior art, it is known making the ice-making disc rotation and be reversed in this area by drive motors.
As mentioned above, be used for the shape of the automatic ice maker of refrigerator, structure and actual functional capability are known in the art, thereby, the present invention relates to a kind of improved automatic ice maker that is used for refrigerator.
In addition, because water becomes ice cube in ice-making process, it is big that the volume of water becomes, thereby make that density is 1.00g/cm
3Water to become density be 0.9168g/cm
3Ice cube.If 0 ℃ of water-cooled of the 10ml volume in the space of an ice cube in the ice maker container is frozen, the volume of water can become about 11ml, thereby cause the increase of pressure in the ice maker container because of the expansion of volume, thereby only by the ice maker container Rotate 180 ° being separated the ice cube that tightly is attached on the ice maker container difficulty that can become.In order to address this problem, this ice maker container is designed to: be in level following time when ice maker container rotation surpasses 180 °, one side of this ice maker container can be twisted, this causes carrying out repeatedly the driving of a side, thereby only the side in mechanism produces stress, therefore shortened the expected service life of parts, and can not easily ice cube have been separated with ice maker container.
Summary of the invention
Therefore, consider the problems referred to above that prior art exists and make the present invention, an object of the present invention is to provide a kind of improved ice maker driving device of refrigerator and method of operating of this ice maker driving device of being used for, wherein, 26S Proteasome Structure and Function to traditional automatic ice maker improves, so that simple and effective driving to be provided, and by making the mutually strict mode that cooperates of parts improve organic connections between the parts, thereby obtained the strong durability of minimizing and anti-inside or the external vibration and the impact of error rate.
Another object of the present invention provides a kind of method of operating that is used for ice maker driving device and this ice maker driving device of refrigerator, wherein, in order to deal with problems, after detecting lever by the ice amount and detecting ice storage amount in the ice storage appts. and be in the low level level, when ice cube in the ice maker container is separated, the described ice maker container first reverse rotation before rotating forward that is connected in described ice separator levers and rotates by the starting circuit device, and described ice maker container has the extension connector with predetermined angular that is formed on the opposite side, to cooperate with the container fixture, this extension connector with predetermined angular and described ice separator levers are without any cooperating, thereby allow described ice maker container to rotate on side distortion ground along with the counter-rotating of described ice separator levers, thereby carry out the separation of ice cube, and the stress and the tense situation of the parts that cause because of freezing of ice cube have been eliminated, preventing the malfunctioning of parts, thereby the separation and the storage work of ice cube have successfully been finished.
In order to realize above purpose, according to the present invention, a kind of ice maker driving device that is used for refrigerator is provided, this ice maker driving device is used for according to the transmission of power that is installed in the motor that a plurality of worm screws in the body and reduction gearing carry out by utilization, the driving that detects lever and ice separator levers by the ice amount becomes the water in the ice maker container into ice cube, be used for detecting lever and the ice storage amount of icing in the quantity detection sensor detection ice storage appts. by described ice amount, if the ice storage amount in the described ice storage appts. is under-supply, then make the described ice maker container Rotate 180 ° that is full of ice cube and in described ice storage appts., fill ice cube by described ice separator levers, if and the ice storage amount in the described ice storage appts. is in liberal supply, be used to make described ice amount to detect the lever reposition, stop the motion of described ice separator levers and make described ice separator levers get back to wait state, described ice maker driving device comprises: body, and this body has top box and nowel; Motor, this motor are installed in the described nowel and are suitable for being driven by power supplied; Worm screw, this worm screw is fixed on the described motor with compressing, and by the rotation driven rotary of described motor; First gear, this first gear is in the direction of rotation of the trunnion axis that changes described worm screw; Second gear, this second gear are suitable for rotating by the drive of first reduction gearing on the plane that is installed in described first gear; The 3rd gear, the 3rd gear are suitable for rotating by the drive of second reduction gearing on the plane that is installed in described second gear; The ice separator levers, this ice separator levers is formed on the top of described the 3rd gear; Cam bending part and fixed axis attaching parts, this cam bending part and fixed axis attaching parts are formed on the bottom of described the 3rd gear; Block, this block are suitable for being fixed on the described fixed axis attaching parts; Block locking boss, this block locking boss is formed on the described fixed axis attaching parts, is formed on the running of the radius of turn control boss on the described block with restriction; Fixed axis, this fixed axis are formed on the described nowel and are suitable for supporting by described fixed axis attaching parts; Rotation control boss and rotation control flume, to cooperate and to control the mode of described rotating lever running between described fixed axis and described fixed axis attaching parts, this rotation control boss is formed on the described fixed axis and this rotation control flume is formed on the described block; Fixing lug boss, this fixing lug boss are formed on the described rotating lever, to fix described rotating lever by the lever fixing lug boss that is formed on the described block; Cam drives boss, and this cam drives boss and is suitable for moving along the described cam bending part that is formed on described the 3rd gear bottom, checks and signal procedure to carry out the ice amount; Cam control boss, this cam control boss are suitable for and the described ice separator levers that is formed on described the 3rd gear top moves along described cam bending part together; Magnet, this magnet be suitable for to Hall element (hall sensor) transmit signal with the organic connections of described cam control boss in carry out signal procedure; Hold geometrical clamp, this holds geometrical clamp and is formed on the detection lever to hold magnet; Detect arm spring, the elastic force that this detections arm spring is used for being scheduled to puts on the described detection lever to prevent the malfunctioning of parts and to guarantee the location of described detection lever; First spring mountings, this first spring mountings is used for fixing described detection arm spring; The first spring securing member, this first spring securing member are formed on the described nowel with fixing described detection arm spring; Printed circuit board (PCB), this printed circuit board (PCB) have the described Hall element that receives the signal that comes from described magnet magnetic force; Described Hall element, this Hall element are installed on the described printed circuit board (PCB); Sender unit cap, this sender unit cap is used to protect described Hall element; Detect box, this detection box is installed on the described printed circuit board (PCB) to test the initial operation of described body; The anti-groove of interfering, should anti-interfere groove to be formed on the described rotating lever avoiding overlaps on the described detection lever at rotating lever described in the described detection lever motion process, and according to signal execution signal procedure, thereby realized the effective space utilization of described body from described magnet; Rotating lever spring, this rotating lever spring are used to apply predetermined elastic force to guarantee the location of described rotating lever; Second spring mountings, this second spring mountings is used for fixing described rotating lever spring; The second spring securing member, this second spring securing member are formed on the described nowel with fixing described rotating lever spring; Testing button, this testing button are formed on the described top box and are used to start the running execution initial testing that described detection box is thought described body; And ice amount detection lever, this ice amount detects lever and is suitable for being connected on the fixture of described rotating lever, detects to carry out the new ice amount by described testing button.
Description of drawings
Describe preferred implementation of the present invention in detail below in conjunction with accompanying drawing, by describing in detail, above and other objects of the present invention, feature and advantage will be apparent, in the accompanying drawings:
Fig. 1 is the integrally-built three-dimensional exploded view that shows according to ice maker driving device of the present invention;
Fig. 2 a is a rearview, and this rearview has shown that in ice maker driving device according to the present invention the ice amount detects the position of lever and the state of block when ice cube is in fullness level;
Fig. 2 b is a rearview, and this rearview has shown that in ice maker driving device according to the present invention described ice amount detects the position of lever and the state of described block when ice cube is in the low level level;
Fig. 3 a is a stereogram, and this stereogram has shown in ice maker driving device according to the present invention the user mode of rotating lever when sensor forwards on-state to;
Fig. 3 b is a stereogram, and this stereogram has shown in ice maker driving device according to the present invention the user mode of described rotating lever when described sensor is in off-state;
Fig. 4 a is stereogram and part cutaway top view, and this stereogram and part cutaway top view have shown that the detection lever is along the initial driving condition of cam bending part in ice maker driving device according to the present invention;
Fig. 4 b is stereogram and part cutaway top view, and this stereogram and part cutaway top view have shown at the driving condition of the lever of detection described in the ice maker driving device according to the present invention along the reverse rotation of described cam bending part;
Fig. 4 c is stereogram and part cutaway top view, and this stereogram and part cutaway top view have shown that in ice maker driving device according to the present invention described detection lever is along the driving condition of described cam bending part when ice cube is in fullness level;
Fig. 4 d is stereogram and part cutaway top view, and this stereogram and part cutaway top view have shown that in ice maker driving device according to the present invention described detection lever is along the driving condition of described cam bending part when ice cube is in the low level level;
Fig. 4 e is stereogram and part cutaway top view, and this stereogram and part cutaway top view have shown at the final driving condition of the lever of detection described in the ice maker driving device according to the present invention along described cam bending part;
Fig. 5 is the schematic diagram that shows the reverse twist state of ice maker driving device according to the present invention when initial the driving;
Fig. 6 is presented at according to being formed on the cam structure of the 3rd gear bottom and the stereogram of duty thereof in the ice maker driving device of the present invention;
Fig. 7 is the stereogram that shows according to the whole confined state of ice maker driving device of the present invention;
Fig. 8 a is the flow chart that shows according to the initial set up routine of ice maker driving device of the present invention;
Fig. 8 b is the flow chart that shows according to the groundwork circulation of ice maker driving device of the present invention.
The specific embodiment
Hereinafter with reference to the accompanying drawings, set forth ice maker driving device according to the preferred embodiment of the present invention.
Fig. 1 is the integrally-built three-dimensional exploded view that shows according to ice maker driving device of the present invention.As shown in Figure 1, ice maker driving device according to the present invention comprises: body 1, and this body 1 has top box 2 and nowel 3; Motor 13, this motor 13 is installed in the nowel 3, and is suitable for being driven by power supplied; Worm screw 8, this worm screw 8 is fastened on the motor 13, and by the rotation driven rotary of motor 13; First gear 9, this first gear 9 are used to change the direction of rotation of the trunnion axis of worm screw 8; Second gear 10, this second gear 10 are suitable for rotating by first reduction gearing 9 ' that is installed on first gear, 9 planes; The 3rd gear 11, the three gears 11 are suitable for rotating by second reduction gearing 10 ' that is installed on second gear, 10 planes; Ice separator levers 5, this ice separator levers 5 is formed on the top of the 3rd gear 11; Cam bending part 32 and fixed axis attaching parts 34, this cam bending part 32 and fixed axis attaching parts 34 are formed on the bottom of the 3rd gear 11; Block 12, this block 12 is suitable for being fixed on the fixed axis attaching parts 34; Block locking boss 12 ', this block locking boss 12 ' is formed on the fixed axis attaching parts 34, is formed on the running of the radius of turn control boss 23 on the block 12 with restriction; Fixed axis 18, this fixed axis 18 are formed on the nowel 3 and are suitable for supporting by fixed axis attaching parts 34; Rotation control boss 19 and rotation control flume 31, between fixed axis 18 and fixed axis attaching parts 34, to cooperate and can control the mode of rotating lever 7 runnings, described rotation control boss 19 is formed on the fixed axis 18 and this rotation control flume 31 is formed on the block 12, described rotation control boss 19 and the rotation control flume 31 that is formed on the block 12 cooperate between fixed axis 18 and fixed axis attaching parts 34, by the frictional force of fixed axis attaching parts 34 is operated, and be suitable for controlling the running of rotating lever 7; Fixing lug boss 33, this fixing lug boss 33 is formed on the rotating lever 7, with by being formed on the fixing rotating lever 7 of lever fixing lug boss 22 on the block 12; Cam drives boss 29, and this cam drives boss 29 and is suitable for moving along the cam bending part 32 that is formed on the 3rd gear 11 bottoms, checks and signal procedure to carry out the ice amount; Cam control boss 28, this cam control boss 28 are suitable for and the ice separator levers 5 that is formed on the 3rd gear 11 moves along cam bending part 32 together; Magnet 27, this magnet 27 are suitable for transmitting signals to Hall element 39, with the organic connections of cam control boss 28 in carry out signal procedure; Hold geometrical clamp 40, this holds geometrical clamp 40 and is formed on the detection lever 6 to hold magnet 27; Detect arm spring 21, this detection arm spring 21 is used for predetermined elastic force is put on detection lever 6, detects the location of lever 6 to prevent the malfunctioning of parts and assurance; First spring mountings 25 is used for detection arm spring 21 is fixed in this first spring mountings 25; The first spring securing member 37, this first spring securing member 37 is formed on the nowel 3, is fixed in this first spring securing member 37 will detect arm spring 21; Printed circuit board (PCB) 14, this printed circuit board (PCB) 14 has the Hall element 39 that is used to receive the magnetic force signal that comes from magnet 27; Described Hall element 39 is installed on the printed circuit board (PCB) 14; Sender unit cap 16, this sender unit cap 16 is used to protect Hall element 39; Detect box 17, this detection box 17 is installed on the printed circuit board (PCB) 14, with the initial operation of test body 1; The anti-groove 30 of interfering, should anti-ly interfere groove 30 to be formed on the rotating lever 7, rotating lever 7 overlaps on the detection lever 6 in the motion process that detects lever 6 to avoid, and is used for carrying out signal procedure according to the signal from magnet 27, thereby has realized body 1 effective space utilization; Rotating lever spring 20, this rotating lever spring 20 is used to apply predetermined elastic force, to guarantee the location of rotating lever 7; Second spring mountings 26 is used for fixing rotating lever spring 20; The second spring securing member 38, this second spring securing member 38 is formed on the nowel 3, with fixing rotating lever spring 20; Anti-spring breaks away from boss 44, and this anti-spring breaks away from boss 44 and is formed on second spring mountings 26 of rotating lever 7, breaks away from the rotation because of rotating lever 7 of the rotating lever spring 20 that prevents to be connected with second spring mountings 26; Testing button 24, this testing button 24 are formed on the top box 2 and are used for start detection box 17, thereby are the running execution initial testing of body 1; And ice amount detection lever 4, this ice amount detects lever 4 and is suitable for being connected on the fixture 35 of rotating lever 7, detects to carry out the new ice amounts by testing button 24.
Fig. 2 a to Fig. 3 b is presented at according to detecting the position of the running of position, Hall element 39 of lever 4 and rotating lever 7 and the user mode stereogram of fixed block 12 according to the ice amount in the ice maker driving device of the present invention.Make rotating lever 7 runnings, make the magnet 27 that detects on the lever 6 near Hall element 39 with elastic force by rotating lever spring 20, in this case, rotating lever 7 is fixing by the lever fixing lug boss on the block 12 22, and the rotation of rotating lever 7 is restricted.But, as shown in the figure, if the ice storage amount in the ice storage appts. is enough used (being in fullness level), the ice amount detects lever 4 and is locked in the ice cube of storage and can drop to the predetermined degree of depth, and the rotating lever 7 that is connected in ice amount detection lever 4 also stops the rotation, thereby therefore magnet 27 can not make signal remain on high-end trim near Hall element 39.
Yet, if (being in the low level level) used in the ice storage amount supply in the ice storage appts. inadequately, the ice amount detects lever 4 can drop to the predetermined degree of depth in ice storage appts., and is connected in the rotating lever 7 that the ice amount detects lever 4 and also can rotates with respect to fixed axis 18 by the frictional force of 12 pairs the 3rd gears 11 of block.
Fig. 4 a to Fig. 4 e shows that the cam control boss 28 of detection lever 6 and the cam driving boss 29 of rotating lever 7 detect under the situation of lever 6 reverse rotations when body 1 is in original state, ice cube is in the situation of fullness level, ice cube is in the situation of low level level, and under the situation of final driving condition along the variable condition stereogram and the part cutaway top view of cam bending part 32, wherein, the surface that is formed on the cam bending part 32 of the 3rd gear 11 bottoms is cut open, to show above-mentioned variable condition.The detection lever 6 that will need independently to drive in conventional practice is designed to one, thereby when 5 rotations of ice separator levers, the cam of rotating lever 7 control boss 28 will change location and with the organic connections that detect lever 6 in be activated along cam bending part 32, described detection lever 6 moves or is fixed on this cam bending part 32 along the cam bending part 32 that is formed on the 3rd gear 11 bottoms.
With reference to Fig. 1 and Fig. 4 a to Fig. 4 e, for worm screw 8 is fixedly connected on motor 13, be formed with fixing hole 48 at the end of worm screw 8, and fixing hole 48 roughly is square.Therefore, the fixture 49 that is installed on motor 13 rotating shafts can be inserted in the fixing hole 48 regularly, thereby the revolving force of motor 13 can be delivered on the worm screw 8.
In addition, preferably, fixture 49 anterior peripheral rounded, in the fixing hole 48 that can easily insert worm screw 8, and the thickness of this fixture 49 is 2mm or thicker, in the fixing hole 48 that is fixedly mounted in worm screw 8.
The worm screw 8 of rotating with the rotation of motor 13 has installation base 46, this installation base 46 be formed on nowel 3 in the mode that cooperates of gear mounting groove 47 and be formed on the front end of worm screw 8.
Fig. 5 is shown as ice cube is separated with ice maker container the state diagram of ice maker container reverse twist.After ice making is finished, in ice maker driving device begins to drive, as shown in Figure 7, transmit the beginning output signal so that motor 13 reverse rotations, thereby make 45 ° of ice separator levers 5 reverse rotations.And when 5 reverse rotations of ice separator levers, the cooperation because the opposite side support rim 42 of the ice maker container 36 that is connected with ice separator levers 5 is cooperated with the support oblique tube 43 on ice maker container 36 carriages makes ice maker container 36 twist 45 ° or more.
Fig. 6 is the stereogram that shows the cam structure that is formed on the 3rd gear 11 bottoms, wherein, the block 12 that is connected in fixed axis 18 is by rotating the frictional force of fixed axis attaching parts 34, and this block 12 has the lever fixing lug boss 22 that is used for fixing rotating lever 7.Cam bending part 32 has locking boss 12 ', this locking boss 12 ' be used for anti-stop block 12 by lever fixing lug boss 22 fixedly during rotating lever 7 because of the unrestricted rotation of friction between fixed axis 18 and the fixed axis attaching parts 34.
Fig. 8 a and Fig. 8 b are the flow charts that shows according to ice maker driving device of the present invention, wherein the operating time in the ice amount detecting operation time ratio conventional practice of timer will lack, and after initial setting up and ice making were finished, the ice maker container counter-rotating was to have 45 ° the anglec of rotation.
As mentioned above, provide a kind of ice maker driving device that is used for refrigerator, after the ice making work of ice maker container, operated ice maker driving device, and ice cube is supplied to ice storage appts. with the testing of the amount of ice.But, in conventional practice, after ice making work, normally ice maker container is driven with direction of rotation onwards, and traditional ice maker container is difficult for adopting and makes the angle that the ice maker container reverse rotation is predetermined or the cam structure or the link stopper of more perspective.In addition, also be difficult to be expected at the necessity that adopts cam structure or link stopper in the conventional practice.
In addition, only pass through the rotation according to the ice maker container of ice amount detecting operation, the ice cube that is difficult to expand in the ice maker container separates with ice maker container.Therefore, in order to address this problem, ice maker container will be installed in a side, and makes it reverse rotation at opposite side, thereby before the ice cube lock out operation, the distortion ice maker container freezes and the separation ice cube to protect.
In addition, parts are able to effective layout in body, thereby the locking boss that makes the ice amount detect lever and radius of turn control block can be freely formed, block is fixed on the fixed axis of nowel rigidly, and worm screw has the durability of protecting against shock and vibration, thereby obtains long service life and low veritably error rate.In addition, guaranteed to be installed in the running of the sensor on the printed circuit board (PCB), thereby obtained the durability and the persistence of running in device from the stable energy supply of capacitor.
Though described the present invention with reference to the specific embodiment, the present invention is not limited to these embodiments, but the claim of only being added limits.Be that under the prerequisite that does not depart from the scope and spirit of the present invention, those skilled in the art can change or improve these embodiments with being to be understood that.
Claims (9)
1. ice maker driving device that is used for refrigerator, this ice maker driving device is used for according to the transmission of power that is installed in the motor that a plurality of worm screws in the body and reduction gearing carry out by utilization, detect the driving of lever and ice separator levers by the ice amount, water in the ice maker container is become ice cube, be used for detecting lever and the ice storage amount of icing in the quantity detection sensor detection ice storage appts. by described ice amount, if the ice storage amount in the described ice storage appts. is under-supply, then make the described ice maker container Rotate 180 ° that is full of ice cube and in described ice storage appts., fill ice cube by described ice separator levers, if and the ice storage amount in the described ice storage appts. is in liberal supply, be used to make described ice amount to detect lever and return the home position, stop the motion of described ice separator levers and make described ice separator levers get back to wait state, described ice maker driving device comprises:
Body (1), this body (1) have top box (2) and nowel (3);
Motor (13), this motor (13) is installed in the described nowel (3), and is suitable for being driven by power supplied;
Worm screw (8), this worm screw (8) is fastened on the described motor (13), and by the rotation of this motor (13) driven rotary;
First gear (9), this first gear (9) are used to change the direction of rotation of the trunnion axis of described worm screw (8);
Second gear (10), this second gear (10) are suitable for rotating by first reduction gearing (9 ') on the plane that is installed in described first gear (9);
The 3rd gear (11), the 3rd gear (11) are suitable for rotating by second reduction gearing (10 ') on the plane that is installed in described second gear (10);
Ice separator levers (5), this ice separator levers (5) is formed on the top of described the 3rd gear (11);
Cam bending part (32) and fixed axis attaching parts (34), this cam bending part (32) and this fixed axis attaching parts (34) are formed on the bottom of described the 3rd gear (11);
Block (12), this block (12) are suitable for being fixed on the described fixed axis attaching parts (34);
Block locking boss (12 '), this block locking boss (12 ') are formed on the described fixed axis attaching parts (34), are formed on the running of the radius of turn control boss (23) on the described block (12) with restriction;
Fixed axis (18), this fixed axis (18) is formed on the described nowel (3), and is suitable for supporting by described fixed axis attaching parts 34;
Rotation control boss (19) and rotation control flume (31), to cooperate and to control the mode of described rotating lever (7) running between described fixed axis (18) and described fixed axis attaching parts (34), described rotation control boss (19) is formed on the described fixed axis (18) and described rotation control flume (31) is formed on the described block (12);
Fixing lug boss (33), this fixing lug boss (33) are formed on the described rotating lever (7), to fix described rotating lever (7) by the lever fixing lug boss (22) that is formed on the described block (12);
Cam drives boss (29), and this cam drives boss (29) and is suitable for moving along the described cam bending part (32) that is formed on described the 3rd gear (11) bottom, checks and signal procedure to carry out the ice amount;
Cam control boss (28), this cam control boss (28) are suitable for and the described ice separator levers (5) that is formed on described the 3rd gear (11) moves along described cam bending part (32) together;
Magnet (27), this magnet (27) are suitable for transmitting signal to Hall element (39), with the organic connections of described cam control boss (28) in carry out signal procedure;
Hold geometrical clamp (40), this holds geometrical clamp 40 and is formed on the described detection lever (6), to hold described magnet (27);
Detect arm spring (21), the elastic force that this detections arm spring (21) is used for being scheduled to puts on described detection lever (6), to prevent the malfunctioning of parts and to guarantee the location of described detection lever (6);
First spring mountings (25), this first spring mountings (25) is used for fixing described detection arm spring (21);
The first spring securing member (37), this first spring securing member (37) is formed on the described nowel (3), with fixing described detection arm spring (21);
Printed circuit board (PCB) (14), this printed circuit board (PCB) (14) have the described Hall element (39) that receives the magnetic force signal that comes from described magnet (27);
Described Hall element (39), this Hall element (39) are installed on the described printed circuit board (PCB) (14);
Sender unit cap (16), this sender unit cap (16) is used to protect described Hall element (39);
Detect box (17), this detection box (17) is installed on the described printed circuit board (PCB) (14), to test the initial operation of described body (1);
The anti-groove (30) of interfering, should anti-ly interfere groove (30) to be formed on the described rotating lever (7), overlap on the described detection lever (6) at rotating lever (7) described in described detection lever (6) motion process avoiding, and according to signal execution signal procedure, thereby realized effectively space utilization of described body (1) from described magnet (27);
Rotating lever spring (20), this rotating lever spring (20) is used to apply predetermined elastic force, to guarantee the location of described rotating lever (7);
Second spring mountings (26), this second spring mountings (26) is used for fixing described rotating lever spring (20);
The second spring securing member (38), this second spring securing member (38) is formed on the described nowel (3), with fixing described rotating lever spring (20);
Testing button (24), this testing button (24) are formed on the described top box (2) and are used to start described detection box (17), thereby are the running execution initial testing of described body (1); And
The ice amount detects lever (4), and this ice amount detects lever (4) and is suitable for being connected on the fixture (35) of described rotating lever (7), detects to carry out the new ice amount by described test button (24).
2. method of operating that is used for the ice maker driving device of refrigerator, this ice maker driving device is used for according to the transmission of power that is installed in the motor that a plurality of worm screws in the body and reduction gearing carry out by utilization, detect the driving of lever and ice separator levers by the ice amount, water in the ice maker container is become ice cube, be used for detecting lever and the ice storage amount of icing in the quantity detection sensor detection ice storage appts. by described ice amount, if the ice storage amount in the described ice storage appts. is under-supply, then make the described ice maker container Rotate 180 ° that is full of ice cube and in described ice storage appts., fill ice cube by described ice separator levers, if and the ice storage amount in the described ice storage appts. is in liberal supply, be used to make described ice amount to detect lever and return the home position, stop the motion of described ice separator levers and make described ice separator levers get back to wait state, this method comprises the following steps:
After the ice making operation is finished, send initial output signal, so that described motor (13) reverse rotation, thereby make described ice separator levers (5) reverse 45 ° in response to described initial output signal; And
Tilt 45 ° the time at described ice separator levers (5), the opposite side support rim (42) of the described ice maker container (36) that permission is connected with described ice separator levers (5) abuts against the support oblique tube (43) on described ice maker container (36) carriage, thereby when described ice maker container (36) at described ice separator levers (5) by 45 ° of described motor (13) reverse rotation process medium dips or more for a long time, make described ice maker container (36) twist, to separate ice cube.
3. ice maker driving device according to claim 1, wherein, described block (12) is directly fixed on described fixed axis (18), thereby described worm screw (8), described first to the 3rd gear (9,10 and 11), described ice amount detect lever (4), described ice separator levers (5), described detection lever (6) and described rotating lever (7) and between described body (1) on-stream period vibration and impact that the inside and outside applies are had predetermined durability.
4. ice maker driving device according to claim 1, wherein, detect under the situation that the operating parts of lever (4) and the operating parts that holds described magnet (27) do not have to separate in the described ice amount of operation, described detection lever (6) and described cam bending part (32) the formation one that has the detection of ice amount and ice separation function, to control the operation between described magnet (27) and the described Hall element (39), reduce the quantity of parts, with the malfunctioning and error rate of minimizing parts, and the device of acquisition miniature dimensions.
5. ice maker driving device according to claim 1, wherein, the sense capacitor (15) of supply continous-stable electric current is installed on described printed circuit board (PCB) (14), described capacitor (15) is used to store the input electric energy and exports stable electric current, guaranteeing that the described sensor on the described printed circuit board (PCB) and circuit have long service life and stability when the overcurrent, and provide preparation for the operation interrupted of the described Hall element (39) that causes because of the unexpected halted state of powering temporarily.
6. ice maker driving device according to claim 1, wherein, the length of described block (12) is longer than the length of described fixed axis attaching parts (34), so that described rotation control boss (19) extends from the wall thickness of the described block (12) that forms described rotation control flume (31), thereby make and be formed on described rotation control boss (19) and described rotation control flume (31) secure fit that is formed on the described block (12) on the described fixed axis (18).
7. ice maker driving device according to claim 1 wherein, is formed with anti-spring and breaks away from boss (44) on described second spring mountings (26) of described rotating lever (7).
8. ice maker driving device according to claim 1, wherein, described worm screw (8) has the fixing hole (48) that is formed on end, to be fixedly connected to described motor (13), the fixture (49) that is fixedly installed on described motor (13) rotating shaft is fixedly connected in the described fixing hole (48), be delivered to described worm screw (8) with revolving force with described motor (13), wherein, the anterior periphery of described fixture (49) is rounded, in the described fixing hole (48) that can easily insert described worm screw (8), and the thickness of described fixture (49) is 2mm or thicker, in the described fixing hole (48) that is fixedly mounted in described worm screw (8).
9. ice maker driving device according to claim 1, wherein, described worm screw (8) by the rotation driven rotary of described motor (13) has the installation base (46) that is formed on front end, gear mounting groove (47) is formed in the described nowel (3) in the mode that matches with described installation base (46), described gear mounting groove (47) is used to prevent that the described worm screw (8) that is connected with described installation base (46) is mobile or rocks, and described gear mounting groove (47) has and inserts its interior identical length of described installation base (46), perhaps have from the predetermined length of extending of the length of described installation base (46), move forward and backward because of the gap that the rotating shaft of described motor (13) causes to prevent described worm screw (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102155317A CN101666569B (en) | 2008-09-04 | 2008-09-04 | Ice maker driving device for refrigerator and operation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102155317A CN101666569B (en) | 2008-09-04 | 2008-09-04 | Ice maker driving device for refrigerator and operation method thereof |
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| Publication Number | Publication Date |
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| CN101666569A true CN101666569A (en) | 2010-03-10 |
| CN101666569B CN101666569B (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008102155317A Expired - Fee Related CN101666569B (en) | 2008-09-04 | 2008-09-04 | Ice maker driving device for refrigerator and operation method thereof |
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| CN101922834A (en) * | 2010-08-13 | 2010-12-22 | 合肥美的荣事达电冰箱有限公司 | Automatic ice machine and refrigerator with same |
| CN101957111A (en) * | 2010-09-27 | 2011-01-26 | 合肥美的荣事达电冰箱有限公司 | Automatic ice maker and refrigerator with same |
| CN102135356A (en) * | 2011-05-05 | 2011-07-27 | 合肥美的荣事达电冰箱有限公司 | Manual ice making machine and refrigerator with same |
| CN103154646A (en) * | 2010-09-20 | 2013-06-12 | 株式会社大宇电子 | Icemaker for a refrigerator |
| CN103307828A (en) * | 2012-03-09 | 2013-09-18 | 株式会社Scd | Driving device for automatic ice-making machine |
| CN104329844A (en) * | 2014-05-21 | 2015-02-04 | 青岛海尔股份有限公司 | Ice-shaving machine |
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| CN112728836A (en) * | 2021-01-21 | 2021-04-30 | 珠海格力电器股份有限公司 | Ice discharge structure, ice making device, control method of ice making device and refrigerator |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102012223631A1 (en) * | 2012-12-18 | 2014-06-18 | BSH Bosch und Siemens Hausgeräte GmbH | Refrigerating appliance with an icemaker with double stops |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000292041A (en) * | 1999-04-01 | 2000-10-20 | Sankyo Seiki Mfg Co Ltd | Refrigerator |
| KR100437388B1 (en) * | 2001-08-14 | 2004-06-25 | 주식회사 엘지이아이 | Ice maker and method of checking for refrigerator |
| CN1211622C (en) * | 2002-06-06 | 2005-07-20 | 乐金电子(天津)电器有限公司 | Ice-making machine for refrigerator |
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| CN101922834A (en) * | 2010-08-13 | 2010-12-22 | 合肥美的荣事达电冰箱有限公司 | Automatic ice machine and refrigerator with same |
| CN103154646B (en) * | 2010-09-20 | 2015-12-16 | 株式会社大宇电子 | For the ice machine of refrigerator |
| CN103154646A (en) * | 2010-09-20 | 2013-06-12 | 株式会社大宇电子 | Icemaker for a refrigerator |
| CN101957111B (en) * | 2010-09-27 | 2012-07-18 | 合肥美的荣事达电冰箱有限公司 | Automatic ice maker and refrigerator with same |
| CN101957111A (en) * | 2010-09-27 | 2011-01-26 | 合肥美的荣事达电冰箱有限公司 | Automatic ice maker and refrigerator with same |
| CN102135356A (en) * | 2011-05-05 | 2011-07-27 | 合肥美的荣事达电冰箱有限公司 | Manual ice making machine and refrigerator with same |
| CN102135356B (en) * | 2011-05-05 | 2013-10-02 | 合肥美的电冰箱有限公司 | Manual ice making machine and refrigerator with same |
| CN103307828A (en) * | 2012-03-09 | 2013-09-18 | 株式会社Scd | Driving device for automatic ice-making machine |
| CN103307828B (en) * | 2012-03-09 | 2015-10-28 | 株式会社Scd | For the drive unit of the ice maker of refrigerator |
| US9784491B2 (en) | 2012-03-09 | 2017-10-10 | Scd Co., Ltd. | Driving device for automatic ice-making machine |
| CN104329844A (en) * | 2014-05-21 | 2015-02-04 | 青岛海尔股份有限公司 | Ice-shaving machine |
| CN104329844B (en) * | 2014-05-21 | 2017-01-11 | 青岛海尔股份有限公司 | Ice-shaving machine |
| CN106923683A (en) * | 2016-10-28 | 2017-07-07 | 宁波霍科电器有限公司 | A kind of multifunctional coffee-making machine |
| CN112728836A (en) * | 2021-01-21 | 2021-04-30 | 珠海格力电器股份有限公司 | Ice discharge structure, ice making device, control method of ice making device and refrigerator |
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