CN104328971A - Automatic door opening device and refrigerator with same - Google Patents
Automatic door opening device and refrigerator with same Download PDFInfo
- Publication number
- CN104328971A CN104328971A CN201410405588.9A CN201410405588A CN104328971A CN 104328971 A CN104328971 A CN 104328971A CN 201410405588 A CN201410405588 A CN 201410405588A CN 104328971 A CN104328971 A CN 104328971A
- Authority
- CN
- China
- Prior art keywords
- induction part
- impeller
- automatic door
- pedestal
- sensing mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses an automatic door opening device and a refrigerator with the same. The automatic door opening device comprises a base, a driving source component, a pushing piece and a transmission body. The transmission body comprises a conjugated gear set; the driving source component provides input torque for the conjugated gear set; the conjugated gear set converts the input torque into continuously changed input torque to be supplied to the pushing piece. The pushing piece is provided with a first induction part and a second induction part which are arranged at an interval. The automatic door opening device also comprises a sensing mechanism, and a control device electrically connected with the sensing mechanism and the driving source component. The sensing mechanism, the first induction part and the second induction part are configured as follows: when a door body is closed, the sensing mechanism contacts with the first induction part; when the door body is opened, the sensing mechanism contacts with the second induction part; the control device controls the driving source component to drive the pushing piece to extend out or return according to the matching state between the sensing mechanism and the first induction part and the second induction part.
Description
Technical field
The present invention is about a kind of automatic door operator and the tool refrigerator with this device.
Background technology
Medium-to-high grade refrigerator is relatively large in the market, and the door seal suction of door body wherein, the weight of its load and door body or drawer-type door body is comparatively large, and increasing user feedback refrigerator door is not easily opened.For this problem, there is electric open device.
In the process of door capable of being opened body, need the power such as self-closing power and frictional force overcoming door seal suction, slide rail coupling mechanism force or perhaps door body, generally mainly divide three phases by it: the first stage mainly overcomes door seal suction, the tight power of automatic closing lock and frictional force; Second stage mainly overcomes the coupling mechanism force (the self-closing apparatus structure that the hinge of such as spring tension or door body is arranged) and frictional force of automatically closing; Phase III overcomes the frictional force of whole motion.In order to door body is opened with suitable speed, require higher to unlatching dynamics.But the power applied in user's opening procedure is uneven, if firmly too small, door body is not opened; Firmly excessive, door body is opened too quickly, is even pulled out forward by refrigerator.The motor drive mechanism of mainly part unlatching in the market, namely door body is reached second stage, the phase III also needs user's manual unlocking.Mainly because after whole process being taken into account, require too high to the output (being generally power or moment of torsion) of drive source (being generally motor), drive source is on the market difficult to meet the requirement exporting wide region like this, even if can meet, cost is also very high.
No. CN100559101Cth, Chinese invention patent notice of authorization discloses a kind of refrigerator, there is the difference of the power considering three phases in opening procedure, its drive unit comprises the junction plate 16 of driving mechanism 15 and opening and closing together with drawer, driving mechanism 15 comprises the swivel plate 19 rotated around driving shaft 18, swivel plate 19 possesses multiple drive pin 20a, 20b, 20c as drive transmission part, and drive pin 20a, 20b, 20c are according to coordinating with junction plate 16 respectively from the mutual different configuration of the distance of driving shaft 18.But this structure also reckons without the impact of the factor such as velocity variations, opening time in drawer opening procedure.And in drawer opening process, drive pin 20a, 20b, 20c need successively to contact with junction plate 16 respectively, there is discontinuous situation, cause drawer opening process not mild in engagement process.
Therefore, be necessary that the refrigerator providing a kind of automatic door operator of improvement and have this device is to solve the problem.
Summary of the invention
The object of the invention is that providing a kind of makes a body opening process steadily and the refrigerator of the automatic door operator of low energy consumption and this opening device of tool.
The present invention realizes by following technical scheme: a kind of automatic door operator, comprise pedestal, be fixed on the drive source component in pedestal, impeller and the transmission body be connected between drive source component and impeller, described transmission body comprises conjugate tooth group, described drive source component provides input torque for conjugate tooth group, conjugate tooth group is configured to this input torque to be converted into the output torque continuing change and is supplied to impeller, described impeller has the first induction part and second induction part spaced with the first induction part, described automatic door operator also comprises the sensing mechanism be fixed in pedestal and the control device being electrically connected sensing mechanism and drive source component, described sensing mechanism and the first induction part and the second induction part are set to: when door body is in closed condition, described sensing mechanism abuts with the first induction part, when door body is in open mode, described sensing mechanism abuts with the second induction part, and described control device controls drive source member drives impeller according to the mated condition of sensing mechanism and the first induction part or the second induction part and stretches out or return.
As a further improvement on the present invention.Described impeller is a linearly extended push rod, and there is the tooth bar extended along its length, be provided with the long strip type guide rail be slidably matched with described impeller in described pedestal, described first induction part and the second induction part interval on the length direction of impeller is arranged.
As a further improvement on the present invention.Described pedestal is box body shape, and described impeller is arranged on the inside lateral margin of pedestal, and described tooth bar and the first induction part and the second induction part are arranged on the homonymy of described impeller, and are provided separately along base thickness direction.
As a further improvement on the present invention.Described first induction part and the second induction part are the projection be arranged on impeller, described sensing mechanism has the first switch member be fixed on pedestal, slide the second switch part be fixed on pedestal, described second switch part comprises fixed mount and is arranged on fixed mount with the contact element be turned on or off with the first switch member, be clamped and fastened on the flexible member between fixed mount and pedestal, described fixed mount has the conflict projection towards the projection of impeller direction, described sensing mechanism is set to: when described conflict projection conflicts the first induction part or the second induction part, described second switch part is supported mobile and contact element and the first switch member is disconnected, when described conflict projection departs from the first induction part or the second induction part, described second switch part resets and makes contact element and the first switch member conducting under the effect of flexible member.
As a further improvement on the present invention.The opening procedure of door body arranges and is divided into three opening stage by described automatic door operator, be respectively: the first opening stage overcoming suction and the tight power of automatic closing lock, depart from the second opening stage driven to automatic door operator and door body in the first stage, and the 3rd opening stage of door body movement under effect of inertia; Described conjugate tooth group is changed at the gearratio that original state to the second opening stage terminates and first increases gradually, then reduces gradually, and the maximum point of the gearratio of wherein said conjugate tooth group drops on the first opening stage.
As a further improvement on the present invention.Described conjugate tooth group comprises two non-circular gears, and wherein a non-circular gear is by described drive source member drives, and another non-circular gear and an above-mentioned wherein non-circular gear conjugation are arranged.
As a further improvement on the present invention.Described conjugate tooth group comprises the eccentric gear of described drive source member drives and the non-circular gear with this eccentric gear conjugation, and described transmission body also comprises the travelling gear with the coaxial setting of described non-circular gear.
As a further improvement on the present invention.Described drive source component comprises the horizontal machine be fixedly installed in pedestal, be arranged on the worm screw of horizontal machine output, be fixed on pedestal in and with the worm gear of worm engaging transmission, the wherein gear in described conjugate tooth group and the coaxial setting of described worm gear.
As a further improvement on the present invention.Described drive source component comprises the vertical machine be fixedly installed in pedestal, is arranged on the train of reduction gears of vertical machine output, the coaxial setting of output gear of wherein a gear and described train of reduction gears in described conjugate tooth group.
The present invention also realizes by following technical scheme: a kind of refrigerator, comprise there is a room casing, be arranged on the drawer on casing and open or close the door body of a room, described refrigerator is provided with to open described drawer or the automatic door operator described in door body.
Compared to prior art, comparatively constant input speed is converted to continually varying output speed and power by conjugate tooth group by the transmission body in the present invention, solve the contradictory problems of input source power and opening speed and power in whole door opening process, the input source of lower-wattage can be used, overcome the resistance of different phase change, ensure door body opening process medium velocity change continuous uniform, obtain good Consumer's Experience; In addition, in the present invention, on impeller, spaced first induction part and the second induction part and sensing mechanism are set to: when door body is in closed condition, described sensing mechanism abuts with the first induction part; When door body is in open mode, described sensing mechanism abuts with the second induction part, thus make described control device can control drive source member drives impeller according to the mated condition of sensing mechanism and the first induction part or the second induction part to stretch out or return, facilitating the unlatching of opposite house body to control thus.
Accompanying drawing explanation
Fig. 1 is the stereogram of the first preferred embodiment of automatic door operator of the present invention.
Fig. 2 is the stereoscopic-state figure that the impeller of automatic door operator in Fig. 1 is released.
Fig. 3 is the three-dimensional exploded view of automatic door operator in Fig. 1.
Fig. 4 is the view of another angle of Fig. 3.
Top view when Fig. 5 is automatic door operator removal lid in Fig. 1.
Fig. 6 to Fig. 8 is impeller and the using state figure of sensing mechanism respectively in original state, pushing course and under release state.
Fig. 9 is the top view of the second preferred embodiment when removing lid of automatic door operator of the present invention.
Figure 10 is the three-dimensional exploded view of automatic door operator in Fig. 9.
Figure 11 is the part-structure schematic diagram of the refrigerator with automatic door operator of the present invention.
Specific embodiment
Describe the present invention below with reference to each embodiment shown in the drawings.But these embodiments do not limit the present invention, the structure that those of ordinary skill in the art makes according to these embodiments, method or conversion functionally are all included in protection scope of the present invention.
In following description of the invention, it is to be understood that namely " front " wherein depend on the direction of nearly user, " afterwards " namely refers to the direction away from user, and " left side " namely instigates the left side of user, and " right side " namely instigates the right side of user.In the description of concerned direction "front", "rear", "left", "right" below, if there is no specified otherwise, be all understood in this way.
Referring to figs. 1 to the first preferred embodiment that Figure 8 shows that automatic door operator 100 of the present invention, automatic door operator 100 of the present invention can be applied to any equipment needing to adopt electric opening, as on refrigerator, and be installed on the door body of equipment or the door body rear of drawer, open to be made the door body of drawer on the door body of equipment or equipment by pushing tow mode.Described automatic door operator 100 comprises pedestal 1, the drive source component 2 be fixed in pedestal 1, for promoting the impeller 3 of a body and being connected to transmission body 4 between drive source component 2 and impeller 3, being fixed on the sensing mechanism 5 in pedestal 1 and being electrically connected the control device (not shown) of sensing mechanism 5 and drive source component 2.
Shown in composition graphs 1 to Fig. 5, described pedestal 1 is a rectangular box shape structure, and it comprises the box body 11 and lid 12 that mutually fasten and the accommodating cavity 13 be formed between box body 11 and lid 12.
Described box body 11 have towards the diapire 111 of lid 12 and from diapire 111 surrounding respectively towards the perisporium that lid 12 direction extends to form.Described perisporium comprises the antetheca 112 and rear wall 113 that are oppositely arranged and the first side wall be oppositely arranged 114 and the second sidewall 115.
Described antetheca 112 is formed with the opening 1120 stretched out for described impeller 3.Described opening 1120 is arranged near the first side wall 114.In the present embodiment, described automatic open device 100 is only provided with impeller 3 described in a group, and for opening a door body or drawer, thus on described antetheca 112 only correspondence be provided with a described opening 1120; When needing the opening operation of carrying out two door bodies, as shown in figure 12, two described automatic open devices 100 can be set on relevant device.
Described perisporium arranged outside has fixture block 116, and described lid 12 is provided with to downward-extension with the clasp bar 121 with described fixture block 116 clasp.Described the first side wall 114 is outward extending screw fixed hole 1140 also, is fixed on relevant device for by automatic open device 100 of the present invention.
Described diapire 111 is equipped with the long strip type guide rail 1111 extended before and after in the side near the first side wall 114, side near the second sidewall 115 is provided with a motor holddown groove 1112, between guide rail 1111 and motor holddown groove 1112, is provided with the first rotating shaft 1113 and the second rotating shaft 1114.Described first rotating shaft 1113 is near motor holddown groove 1112, and described second rotating shaft 1114 is near antetheca 112 and guide rail 1111.Described diapire 111 be also provided with in the position near antetheca 112 and opening 1120 some extend to lid 12 direction snap fit 1115, be formed in chute 1116 between snap fit 1115, protrude into baffle plate 1117 inside chute 1116, described chute 1116 extends along the direction of vertical guide rail 1111, described baffle plate 1117 is arranged on the side of chute 1116 away from guide rail 1111, and is also provided with positioning boss 1119 at chute 1116 near the side of guide rail 1111.Described positioning boss 1119 is formed with the accepting groove 1118 be communicated with described chute 1116.
Shown in composition graphs 3 to Fig. 5, in the present embodiment, described drive source component 2 is comprised the horizontal machine 21 be fixedly installed in the motor holddown groove 1112 of pedestal 1, is arranged on the worm screw 22 of horizontal machine 21 output, is rotated the worm gear 23 be fixed in pedestal 1 by the first rotating shaft 1113.Described worm screw 22 is meshed with worm gear 23, to drive worm gear 23 to rotate when horizontal machine 21 works by worm screw 22.
Shown in composition graphs 9, Figure 10, as another embodiment of the present invention, described drive source component 2 ' is set to comprise the vertical machine 21 ' be fixedly installed in pedestal 1 ', is arranged on the train of reduction gears 22 ' of vertical machine 21 ' output, is provided with several in order to locate the rotating shaft of described train of reduction gears 22 ' in described pedestal 1 '.The coaxial setting of output gear of wherein a gear and described train of reduction gears 22 ' in described conjugate tooth group.
Described transmission body 4 comprises conjugate tooth group and is arranged on the travelling gear 41 of output of conjugate tooth group, described drive source component 2 provides input torque for conjugate tooth group, and conjugate tooth group is configured to this input torque to be converted into the output torque continuing change and is supplied to impeller 3 by travelling gear 41.The coaxial setting of output gear of wherein a gear and described worm gear 23 or train of reduction gears 22 ' in described conjugate tooth group, another gear and the coaxial setting of described travelling gear 41,41 '.
In the present invention, the driving of described automatic door operator 100 arranges and mainly guarantees to react people comparatively really in the change of beating power in opening door body or drawer process, in this, as input, ensure the unlatching effect of design, improve Consumer's Experience, and a body can steadily be opened, thus in the present invention, the opening procedure of door body is arranged and is divided into three opening stage, be respectively: the first opening stage overcoming suction and the tight power of automatic closing lock, depart from the second opening stage driven to automatic door operator and door body in the first stage, and the 3rd opening stage of door body movement under effect of inertia.
In addition, because the power of the drive sources such as motor is fixing, thus according to rating formula:
Wherein, P is output power of motor, T is motor output torque, n is Rated motor rotating speed, F0 is power output, V0 is the linear velocity (being the speed that impeller 3 runs) exported, T0 is the output torque of whole opening device, I be the gearratio of whole opening device (in the present embodiment, mainly the gearratio of conjugate tooth group is set to change, so this gearratio can illustrate with the gearratio of conjugate tooth group separately, and this gearratio is a value continuing change), r is the radius (radius as the travelling gear 41 in the present embodiment) of the afterbody output gear coordinating transmission in transmission body 4 with impeller 3.
As can be seen from above-mentioned formula, when selecting common transmission body, gearratio I is certain value, and necessarily, power output F0 is also certain for the power P of drive source motor and rotating speed n; If gearratio I is change, then output torque T0 and power output F0 also can be change.But as can be seen from formula also, when rated power P mono-timing of motor, the linear velocity V0 released and power output F0 is inversely proportional to, thus with reference to foregoing description, because door body is in opening procedure, power output F0 required in the moving process overcoming the tight power of automatic closing lock is increasing, then the speed in this stage can not need too large, substantially be the trend in slowing down gradually, the torque T of such motor can reduce greatly.And for realizing automatic door operator in the different time with different speed and try hard to recommend opening door body, the maximum value of speed maximum value and opening force being staggered simultaneously, being mainly the setting of the gearratio I of conjugate tooth group.
Comprehensive foregoing, in automatic door operator 100 of the present invention, described conjugate tooth group is set to first increase gradually in the gearratio change that original state to the second opening stage terminates, reduce gradually again, and make the maximum point of the gearratio of described conjugate tooth group drop on the first opening stage.After being arranged by this kind, critical point place in the first opening stage can be made, drive source only needs to overcome the tight power of automatic closing lock and frictional force, the maximum value of the speed maximum value opened by door body and the opening force of automatic door operator of the present invention 100 staggers, the power of required input source will reduce greatly, thus minimizing energy consumption, and a body can be made steadily to open.
For reaching above-mentioned effect, and a body can be made to open continued smooth, in the present invention, described conjugate tooth group being set to the eccentric gear 42 that driven by described drive source component 2 and forming with the non-circular gear 43 of this eccentric gear 42 conjugation.Now, the coaxial setting of output gear of described eccentric gear 42 and described worm gear 23 or train of reduction gears 22 ', described non-circular gear 43 is as the output of conjugate tooth group and the coaxial setting of described travelling gear 41,41 '.
In addition, the conjugate tooth group that in the above-mentioned specific embodiment of the present invention, main employing non-circular gear 43 and eccentric gear 42 are formed is reached and at different time, impeller 3 can be moved ahead with the speed of lasting change promotion door body; Certainly, from above-mentioned rating formula, described conjugate tooth group also can be designed to by two of conjugation mutual transmissions of non-circular gear, make to carry out according to the dynamics substantially similar with human body opening procedure and velocity variations in a body opening procedure as long as can meet, it equally also can reach effect impeller 3 can being moved ahead at different time with the speed of lasting change promotion door body.Now, the wherein coaxial setting of the output gear of a non-circular gear and described worm gear 23 or train of reduction gears 22 ', another non-circular gear is as the output of conjugate tooth group and the coaxial setting of described travelling gear 41,41 '.
With reference to shown in Fig. 3 to Fig. 5, the linearly extended push rod of described impeller 3 one, and there is matrix 31, to be arranged on matrix 31 with the chute 32 be slidably matched with guide rail 1111, to be arranged on tooth bar 33 and induction part that matrix 31 deviates from the first side wall 114 side.
Described tooth bar 33 extends along impeller 3 length direction.Spaced first induction part 34 and second induction part 35 spaced with the first induction part 34 on the length direction that described induction part is included in impeller 3.Time in the accommodating cavity 13 that impeller 3 is housed in pedestal 1, described first induction part 34 is arranged near antetheca 112, and described second induction part 35 is arranged near rear wall 113.
Described sensing mechanism 5 and the first induction part 34 and the second induction part 35 are set to: when door body is in closed condition, described sensing mechanism 5 abuts with the first induction part 34; When door body is in open mode, described sensing mechanism 5 abuts with the second induction part 35, and described control device controls drive source component 2 according to the mated condition of sensing mechanism 5 and the first induction part 34 or the second induction part 35 and drives impeller 3 stretch out or return.
In the present embodiment, described tooth bar 33 and the first induction part 34 and the second induction part 35 are arranged on the homonymy of described impeller 3, and are all formed from the projection of matrix 31 side.Described tooth bar 33 and the first induction part 34 and the second induction part 35 are provided separately along pedestal 1 thickness direction, described first induction part 34 and the second induction part 35 are positioned at the below of tooth bar 33, and described first induction part 34 and the second induction part 35 are for being arranged on the projection on impeller 3.Described travelling gear 41 is meshed with the tooth bar 33 of described impeller 3, stretches out to be promoted by described impeller 3 or returns.In the present embodiment, described travelling gear 41 is a Knucle-gear; Certainly, described travelling gear 41 also can be a sector gear.
Described sensing mechanism 5 has the first switch member 51 be fixed in the accepting groove 1118 of pedestal 1, slide the second switch part 52 be fixed in the chute 1116 of pedestal 1.In the present embodiment, described second switch part 52 comprise the fixed mount 521 be fixed in chute 1116, be arranged at the contact element 522 that fixed mount 521 is turned on or off with the first switch member 51, flexible member 523 between the baffle plate 1117 being clamped and fastened in fixed mount 521 and chute 1116.Described fixed mount 521 has the conflict projection 5211 towards impeller 3 direction projection, and described conflict projection 5211 to stagger setting along pedestal 1 thickness direction.In the present embodiment, described flexible member 523 is a stage clip.
Described sensing mechanism 5 is set to: when described conflict projection 5211 conflicts the first induction part 34 or the second induction part 35, and described second switch part 52 is supported mobile and contact element 522 and the first switch member 51 are disconnected; When described conflict projection 5211 departs from the first induction part 34 or the second induction part 35, described second switch part 52 resets and makes contact element 522 and the first switch member 51 conducting under the effect of flexible member 523.
With reference to Fig. 3, Fig. 4, and shown in composition graphs 6 to 8, described sensing process is specially:
Under the original state that door body is closed, described travelling gear 41 engages near one end of a body with the tooth bar 33 of impeller 3, simultaneously in described sensing mechanism 5, the conflict projection 5211 of second switch part 52 offsets with the first induction part 34 of outside projection, flexible member 523 is in compressive state, and described first switch member 51 disconnects with the contact element 522 in second switch part 52;
When control device receives signal (this signal can trigger by door body being arranged the soft-touch control that be electrically connected with control device) that a body needs to open, the motor 21 that control device controls in drive source component 2 rotates forward, motive force is transferred to impeller 3 by transmission body 4 by motor 21, namely carry-over bar 33 forward is with to move by travelling gear 41, make impeller 3 protruding top-opening door body gradually, in this pushing course, in this original state to the second opening stage, comparatively constant input is changed into the output of the lasting change meeting demand by the input that motor 21 provides by conjugate tooth group of the present invention, and then be supplied to impeller 3, a body can be opened continued smooth.
In addition, in above-mentioned door body opening procedure, when the first induction part 34 on impeller 3 departs from sensing mechanism 5, due to the effect of the restoring force of flexible member 523, force second switch part 52 towards the motion of impeller 3 direction, the contact element 522 on second switch part 52 contacts conducting with the first switch member 51, thus sends a signal to control device, inform that motor continues forward and runs, impeller 3 is promoted to run forward by continuation, when the conflict projection 5211 on second switch part 52 abuts to the second induction part 35 on impeller 3, moved towards the direction deviating from impeller 3 by the second induction part 35, the first switch member 51 is made to depart from the contact element 522 in second switch part 52 and disconnect, send signal control device simultaneously, control device controls motor 21 antiport, impeller 3 is driven reverse movement, when running to the conflict projection 5211 on second switch part 52 and abutting to the first induction part 34 on impeller 3, first switch member 51 again departs from the contact element 522 in second switch part 52 and disconnects, and send playback signal to control device, control device controls motor 21 and shuts down, thus complete a cycle of operation.
In addition, with reference to shown in Figure 11, the present invention also can design a kind of refrigerator 800, and this refrigerator comprises the casing 81 with a room, the drawer (not shown) be arranged on casing 81, the door body (not shown) opening or closing a room and described automatic door operator 100.The described automatic open device 100 being used for beating opening door body can be arranged on the front side of casing 81 top or central dividing plate 82; The described automatic open device 100 being used for opening drawer can be arranged between drawer door body rear indoor, also can be arranged on drawer rearward position place etc., the object of equal attainable cost invention.
In sum, the problem that the present invention takes into full account experience in user's door capable of being opened body process and may run into, by conjugate tooth group in transmission body 3, input speed comparatively constant for the drive sources such as motor 21,21 ' is converted to continually varying output speed and power, solve the contradictory problems of input source power and opening speed and power in whole door body opening procedure, the input source of lower-wattage can be used, overcome the resistance of different phase change, ensure door body opening process medium velocity change continuous uniform, obtain good Consumer's Experience; In addition, in the present invention, on impeller 3, spaced first induction part 34 and the second induction part 35 and sensing mechanism 5 are set to: when door body is in closed condition, described sensing mechanism 5 abuts with the first induction part 34; When door body is in open mode, described sensing mechanism 5 abuts with the second induction part 35, thus make described control device can control drive source component 2,2 ' according to the mated condition of sensing mechanism 5 and the first induction part 34 or the second induction part 35 to drive impeller 3 stretch out or return, facilitate the unlatching of opposite house body to control thus.
Be to be understood that, although this manual is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of manual is only for clarity sake, those skilled in the art should by manual integrally, technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only illustrating for possible embodiments of the present invention; they are also not used to limit the scope of the invention, all do not depart from the skill of the present invention Equivalent embodiments done of spirit or change all should be included within protection scope of the present invention.
Claims (10)
1. an automatic door operator, comprise pedestal, be fixed on the drive source component in pedestal, impeller and the transmission body be connected between drive source component and impeller, it is characterized in that: described transmission body comprises conjugate tooth group, described drive source component provides input torque for conjugate tooth group, conjugate tooth group is configured to this input torque to be converted into the output torque continuing change and is supplied to impeller, described impeller has the first induction part and second induction part spaced with the first induction part, described automatic door operator also comprises the sensing mechanism be fixed in pedestal and the control device being electrically connected sensing mechanism and drive source component, described sensing mechanism and the first induction part and the second induction part are set to: when door body is in closed condition, described sensing mechanism abuts with the first induction part, when door body is in open mode, described sensing mechanism abuts with the second induction part, and described control device controls drive source member drives impeller according to the mated condition of sensing mechanism and the first induction part or the second induction part and stretches out or return.
2. automatic door operator according to claim 1, it is characterized in that: described impeller is a linearly extended push rod, and there is the tooth bar extended along its length, be provided with the long strip type guide rail be slidably matched with described impeller in described pedestal, described first induction part and the second induction part interval on the length direction of impeller is arranged.
3. automatic door operator according to claim 2, it is characterized in that: described pedestal is box body shape, described impeller is arranged on the inside lateral margin of pedestal, and described tooth bar and the first induction part and the second induction part are arranged on the homonymy of described impeller, and are provided separately along base thickness direction.
4. automatic door operator according to claim 1, it is characterized in that: described first induction part and the second induction part are the projection be arranged on impeller, described sensing mechanism has the first switch member be fixed on pedestal, slide the second switch part be fixed on pedestal, described second switch part comprises fixed mount and is arranged on fixed mount with the contact element be turned on or off with the first switch member, be clamped and fastened on the flexible member between fixed mount and pedestal, described fixed mount has the conflict projection towards the projection of impeller direction, described sensing mechanism is set to: when described conflict projection conflicts the first induction part or the second induction part, described second switch part is supported mobile and contact element and the first switch member is disconnected, when described conflict projection departs from the first induction part or the second induction part, described second switch part resets and makes contact element and the first switch member conducting under the effect of flexible member.
5. automatic door operator according to claim 1, it is characterized in that: the opening procedure of door body arranges and is divided into three opening stage by described automatic door operator, be respectively: the first opening stage overcoming suction and the tight power of automatic closing lock, depart from the second opening stage driven to automatic door operator and door body in the first stage, and the 3rd opening stage of door body movement under effect of inertia; Described conjugate tooth group is changed at the gearratio that original state to the second opening stage terminates and first increases gradually, then reduces gradually, and the maximum point of the gearratio of wherein said conjugate tooth group drops on the first opening stage.
6. automatic door operator according to claim 5, is characterized in that: described conjugate tooth group comprises two non-circular gears, and wherein a non-circular gear is by described drive source member drives, and another non-circular gear and an above-mentioned wherein non-circular gear conjugation are arranged.
7. automatic door operator according to claim 5, it is characterized in that: described conjugate tooth group comprises the eccentric gear of described drive source member drives and the non-circular gear with this eccentric gear conjugation, and described transmission body also comprises the travelling gear with the coaxial setting of described non-circular gear.
8. automatic door operator according to claim 1, it is characterized in that: described drive source component comprises the horizontal machine be fixedly installed in pedestal, be arranged on the worm screw of horizontal machine output, be fixed on pedestal in and with the worm gear of worm engaging transmission, the wherein gear in described conjugate tooth group and the coaxial setting of described worm gear.
9. automatic door operator according to claim 1, it is characterized in that: described drive source component comprises the vertical machine be fixedly installed in pedestal, is arranged on the train of reduction gears of vertical machine output, the coaxial setting of output gear of wherein a gear and described train of reduction gears in described conjugate tooth group.
10. a refrigerator, comprise there is a room casing, be arranged on the drawer on casing and open or close the door body of a room, it is characterized in that: described refrigerator is provided with to open the automatic door operator as in one of claimed in any of claims 1 to 9 of described drawer or door body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410405588.9A CN104328971B (en) | 2014-08-18 | 2014-08-18 | Automatic door operator and there is the refrigerator of this device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410405588.9A CN104328971B (en) | 2014-08-18 | 2014-08-18 | Automatic door operator and there is the refrigerator of this device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104328971A true CN104328971A (en) | 2015-02-04 |
| CN104328971B CN104328971B (en) | 2016-07-06 |
Family
ID=52403768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410405588.9A Active CN104328971B (en) | 2014-08-18 | 2014-08-18 | Automatic door operator and there is the refrigerator of this device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104328971B (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016127628A1 (en) * | 2015-02-10 | 2016-08-18 | 青岛海尔股份有限公司 | Door opening device, refrigerator, and non-contact door opening method |
| CN106014062A (en) * | 2016-05-27 | 2016-10-12 | 合肥华凌股份有限公司 | Door opening device and refrigerator |
| CN106091549A (en) * | 2016-05-27 | 2016-11-09 | 合肥华凌股份有限公司 | Door opening/closing apparatus and refrigerator |
| CN106437391A (en) * | 2016-12-21 | 2017-02-22 | 合肥华凌股份有限公司 | Automatic switching device and refrigeration device |
| CN106593176A (en) * | 2017-02-20 | 2017-04-26 | 江苏雷利电机股份有限公司 | Automatic door operator |
| CN106766591A (en) * | 2016-12-27 | 2017-05-31 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| WO2018121562A1 (en) * | 2016-12-27 | 2018-07-05 | 青岛海尔股份有限公司 | Automatic door opening device and refrigerator having same |
| CN109708397A (en) * | 2018-07-26 | 2019-05-03 | 青岛海尔股份有限公司 | Clutch automatic door operator and refrigerator |
| WO2019129777A1 (en) * | 2017-12-26 | 2019-07-04 | Arcelik Anonim Sirketi | A door opening mechanism |
| CN110584494A (en) * | 2019-09-29 | 2019-12-20 | 华帝股份有限公司 | Electric door and cooking equipment applying same |
| CN112211517A (en) * | 2019-07-12 | 2021-01-12 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
| CN113279222A (en) * | 2018-03-29 | 2021-08-20 | emz-汉拿两合有限公司 | Household appliance with door opener |
| CN114718405A (en) * | 2022-04-22 | 2022-07-08 | 浙江吉利控股集团有限公司 | Sliding device and automobile |
| WO2024060736A1 (en) * | 2022-09-20 | 2024-03-28 | 合肥美的电冰箱有限公司 | Door opening and closing device and electrical apparatus |
| WO2024060735A1 (en) * | 2022-09-20 | 2024-03-28 | 合肥美的电冰箱有限公司 | Door opening and closing apparatus and electrical device |
| EP4336132A3 (en) * | 2019-11-13 | 2024-04-24 | LG Electronics Inc. | Refrigerator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1284642A (en) * | 1999-08-17 | 2001-02-21 | 东芝株式会社 | Door-opening device for warehouse |
| JP2004003789A (en) * | 2002-04-01 | 2004-01-08 | Sankyo Seiki Mfg Co Ltd | Operation assisting apparatus |
| CN1285822C (en) * | 2002-02-22 | 2006-11-22 | Ntn株式会社 | Apparatus for opening door |
| US20110083461A1 (en) * | 2009-10-13 | 2011-04-14 | Lg Electronics Inc. | Refrigerator |
| 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 |
-
2014
- 2014-08-18 CN CN201410405588.9A patent/CN104328971B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1284642A (en) * | 1999-08-17 | 2001-02-21 | 东芝株式会社 | Door-opening device for warehouse |
| CN1285822C (en) * | 2002-02-22 | 2006-11-22 | Ntn株式会社 | Apparatus for opening door |
| JP2004003789A (en) * | 2002-04-01 | 2004-01-08 | Sankyo Seiki Mfg Co Ltd | Operation assisting apparatus |
| US20110083461A1 (en) * | 2009-10-13 | 2011-04-14 | Lg Electronics Inc. | Refrigerator |
| 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 |
Cited By (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016127628A1 (en) * | 2015-02-10 | 2016-08-18 | 青岛海尔股份有限公司 | Door opening device, refrigerator, and non-contact door opening method |
| WO2017201844A1 (en) * | 2016-05-27 | 2017-11-30 | 合肥华凌股份有限公司 | Door opening and closing device, and refrigerator |
| CN106014062A (en) * | 2016-05-27 | 2016-10-12 | 合肥华凌股份有限公司 | Door opening device and refrigerator |
| CN106091549A (en) * | 2016-05-27 | 2016-11-09 | 合肥华凌股份有限公司 | Door opening/closing apparatus and refrigerator |
| US10563444B2 (en) | 2016-05-27 | 2020-02-18 | Hefei Hualing Co., Ltd. | Door opening and closing device and refrigerator |
| CN106091549B (en) * | 2016-05-27 | 2018-04-13 | 合肥华凌股份有限公司 | Door opening/closing apparatus and refrigerator |
| KR20190086523A (en) * | 2016-12-21 | 2019-07-22 | 허페이 후아링 코., 엘티디. | Automatic switchgear and cooling equipment |
| US11125005B2 (en) | 2016-12-21 | 2021-09-21 | Hefei Hualing Co., Ltd. | Automatic switching device and refrigeration device |
| CN106437391B (en) * | 2016-12-21 | 2018-03-16 | 合肥华凌股份有限公司 | Recloser and refrigeration plant |
| KR102196194B1 (en) * | 2016-12-21 | 2020-12-30 | 허페이 후아링 코., 엘티디. | Automatic switchgear and cooling equipment |
| WO2018113093A1 (en) * | 2016-12-21 | 2018-06-28 | 合肥华凌股份有限公司 | Automatic switching device and refrigeration device |
| CN106437391A (en) * | 2016-12-21 | 2017-02-22 | 合肥华凌股份有限公司 | Automatic switching device and refrigeration device |
| EP3561212A4 (en) * | 2016-12-21 | 2020-01-15 | Hefei Hualing Co., Ltd. | Automatic switching device and refrigeration device |
| US11448000B2 (en) | 2016-12-27 | 2022-09-20 | Qingdao Haier Joint Stock Co., Ltd. | Automatic door opening device and refrigerator having the same |
| CN106766591A (en) * | 2016-12-27 | 2017-05-31 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| WO2018121562A1 (en) * | 2016-12-27 | 2018-07-05 | 青岛海尔股份有限公司 | Automatic door opening device and refrigerator having same |
| CN106766591B (en) * | 2016-12-27 | 2018-05-11 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| CN106593176A (en) * | 2017-02-20 | 2017-04-26 | 江苏雷利电机股份有限公司 | Automatic door operator |
| WO2019129777A1 (en) * | 2017-12-26 | 2019-07-04 | Arcelik Anonim Sirketi | A door opening mechanism |
| CN113279222A (en) * | 2018-03-29 | 2021-08-20 | emz-汉拿两合有限公司 | Household appliance with door opener |
| CN113279222B (en) * | 2018-03-29 | 2023-12-22 | emz-汉拿两合有限公司 | Household appliance with door opener |
| CN109708397B (en) * | 2018-07-26 | 2021-04-23 | 海尔智家股份有限公司 | Clutch automatic door opening device and refrigerator |
| CN109708397A (en) * | 2018-07-26 | 2019-05-03 | 青岛海尔股份有限公司 | Clutch automatic door operator and refrigerator |
| CN112211517A (en) * | 2019-07-12 | 2021-01-12 | 海信（山东）冰箱有限公司 | A kind of refrigerator |
| CN110584494A (en) * | 2019-09-29 | 2019-12-20 | 华帝股份有限公司 | Electric door and cooking equipment applying same |
| EP4336132A3 (en) * | 2019-11-13 | 2024-04-24 | LG Electronics Inc. | Refrigerator |
| CN114718405A (en) * | 2022-04-22 | 2022-07-08 | 浙江吉利控股集团有限公司 | Sliding device and automobile |
| WO2024060736A1 (en) * | 2022-09-20 | 2024-03-28 | 合肥美的电冰箱有限公司 | Door opening and closing device and electrical apparatus |
| WO2024060735A1 (en) * | 2022-09-20 | 2024-03-28 | 合肥美的电冰箱有限公司 | Door opening and closing apparatus and electrical device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104328971B (en) | 2016-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104328971A (en) | Automatic door opening device and refrigerator with same | |
| CN104329886B (en) | Automatic door opening device and refrigerator with same | |
| CN104329885B (en) | Automatic door operator and there is the refrigerator of this device | |
| CN104329884A (en) | Automatic door opening device and refrigerator with same | |
| CN104833163A (en) | Automatic door operator and refrigerator provided with same | |
| CN204677037U (en) | Automatic door operator and there is the refrigerator of this device | |
| US10413064B1 (en) | Electric drawer with gesture sensing | |
| CN106050047A (en) | Door opening assisting device and refrigerating equipment | |
| CN116397984A (en) | Hinge assembly and refrigerator with same | |
| CN103292550B (en) | Automatic opening device of drawer door of refrigerator | |
| CN103017470A (en) | Electric drawer assembly for refrigerator and refrigerator with same | |
| CN104457123A (en) | Drawer or door opening device and refrigerator with same | |
| CN205577650U (en) | Electronics lock body | |
| KR200301747Y1 (en) | Auto guide equipment for drawer | |
| CN109708396B (en) | Clutch automatic door opening device and refrigerator | |
| CN109708420A (en) | Refrigerator | |
| CN113384097A (en) | Sliding rail device for a sliding door and refrigeration device | |
| CN112212595B (en) | A kind of refrigerator | |
| CN104567217A (en) | Automatic door-opening mechanism and refrigerator with automatic door-opening mechanism | |
| CN112212593B (en) | A kind of refrigerator | |
| WO2024032620A1 (en) | Refrigerator | |
| WO2024032619A1 (en) | Refrigerator | |
| WO2024032621A1 (en) | Refrigerator | |
| CN212585308U (en) | Linear rotation synchronous integrated actuator | |
| CN105905042A (en) | Bus-mounted hard disk video recorder installation bracket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhu Xiaobing Inventor after: Zhang Kui Inventor after: Fei Bin Inventor after: Cheng Xueli Inventor after: Fang Jing Inventor after: Yin Fengfu Inventor after: Ye Xiaobo Inventor before: Zhang Kui Inventor before: Fei Bin Inventor before: Cheng Xueli Inventor before: Fang Jing Inventor before: Yin Fengfu Inventor before: Ye Xiaobo |
|
| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180321 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: Qingdao Haier Special Refrigerator Co., Ltd. Address before: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Patentee before: Qingdao Hair Co., Ltd. |
|
| TR01 | Transfer of patent right |