CN104566534A - Microwave oven - Google Patents

Microwave oven Download PDF

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Publication number
CN104566534A
CN104566534A CN201310518517.5A CN201310518517A CN104566534A CN 104566534 A CN104566534 A CN 104566534A CN 201310518517 A CN201310518517 A CN 201310518517A CN 104566534 A CN104566534 A CN 104566534A
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CN
China
Prior art keywords
push rod
belt
pulley
drawer door
driven
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
Application number
CN201310518517.5A
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Chinese (zh)
Other versions
CN104566534B (en
Inventor
李光政
何慧敏
刘功喜
周坚毅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
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Publication date
Application filed by Midea Group Co Ltd, Guangdong Midea Kitchen Appliances Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201310518517.5A priority Critical patent/CN104566534B/en
Publication of CN104566534A publication Critical patent/CN104566534A/en
Application granted granted Critical
Publication of CN104566534B publication Critical patent/CN104566534B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00Stoves or ranges heated by electric energy
    • F24C7/02Stoves or ranges heated by electric energy using microwaves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24CDOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00Details
    • F24C15/02Doors specially adapted for stoves or ranges

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention discloses a microwave oven. The microwave oven comprises an oven body, a drawer door and a drawer door switch device, wherein the drawer door is arranged on the oven body in a push-pull mode; the drawer door switch device comprises a driving belt wheel, a driven belt wheel, a push rod drive belt, a driver and a push rod, wherein the push rod drive belt sleeves the driving belt wheel and the driven belt wheel; the driver is connected with the driving belt wheel in a drive mode, and drives the driving belt wheel to rotate so as to drive the push rod drive belt to move; the driving belt wheel, the driven belt wheel and the driver are installed on one of the oven body and the drawer door; the push rod is connected with the push rod drive belt, and moves linearly under the drive of the push rod drive belt; the push rod is installed on the other of the oven body and the drawer door. According to the microwave oven provided by the embodiment of the invention, the drawer door can be opened and closed automatically, and meanwhile, the microwave oven has the advantages of small noise, low power loss, stable and reliable performances, long service life and the like.

Description

Micro-wave oven
Technical field
The present invention relates to field of household appliances, in particular to a kind of micro-wave oven.
Background technology
Existing micro-wave oven, generally opens and closes fire door manually, and some high terminals adopt the mode of automatic opening and closing door.Because the fire door of drawer door type micro-wave stove and drawer door connect together, and drawer door type micro-wave stove is generally embedded in cabinet, manually to pull open or closing drawers door operation gets up inconvenience, and the automatic opening and closing door mode of existing non-drawer door type micro-wave stove is not suitable for the micro-wave oven of drawer gate-type, be therefore necessary to improve the switch gate mode of drawer door type micro-wave stove.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem of the prior art at least to a certain extent.For this reason, one object of the present invention is to propose a kind of micro-wave oven, and this micro-wave oven, while can realizing automatic switch drawer door, has the advantages such as noise is little, stable and reliable for performance, long service life.
For achieving the above object, the present invention proposes a kind of micro-wave oven, and described micro-wave oven comprises: shaft; Drawer door, described drawer door can be located to push-and-pull on described shaft; With drawer door switching device, described drawer door switching device comprises: driving pulley; Driven pulley; Push rod driving-belt, described push rod driving-belt is set on described driving pulley and described driven pulley; Driver, described driver and described driving pulley are in transmission connection, driving pulley described in described driver drives rotates to drive described push rod conveyor belt motion, and described driving pulley, described driven pulley and described driver are arranged on in described shaft and described drawer door; Push rod, described push rod is connected with described push rod driving-belt, and described push rod moves in the drive lower linear of described push rod driving-belt, and described push rod is arranged on another in described shaft and described drawer door.
According to the micro-wave oven of the embodiment of the present invention, by arranging described driving pulley, described driven pulley and described push rod driving-belt, the cooperation between three can be utilized to be the rectilinear motion of described push rod by the convert rotational motion of described driver, thus to realize the switch of described drawer door.Compare and adopt gear and rack-driving with the existing micro-wave oven of switch drawer door, described micro-wave oven adopts described driving pulley, the cooperation of described active rotating shaft and described push rod driving-belt, both the accuracy of described drawer door position when mobile can have been ensured, significantly can reduce noise again, even noiselessness, and, because described in transmission process, the contact area of push rod driving-belt and described driving pulley is larger, motion higher pair can be become motion lower pair like this, with by the load balancing of transmission to many places, and then the burden of described driving pulley and described push rod driving-belt can be alleviated, damage after avoiding described driving pulley and described push rod driving-belt Long-Time Service, significantly improve the described use of microwave ovens life-span.Therefore, according to the micro-wave oven of the embodiment of the present invention while can realizing automatic switch drawer door, have that noise is little, power loss is little, an advantage such as stable and reliable for performance, long service life.
In addition, micro-wave oven according to the above embodiment of the present invention can also have following additional technical characteristic:
According to one embodiment of present invention, described drawer door switching device also comprises push rod stator, described push rod stator is fixed on the inner peripheral surface of described push rod driving-belt, described push rod is connected with described push rod stator, and described push rod driving-belt is clamped between described push rod stator and described push rod.Described push rod can be connected on described push rod driving-belt thus.
According to one embodiment of present invention, described push rod driving-belt is Timing Belt, and described driving pulley and described driven pulley are profile of tooth belt wheel, and described Timing Belt respectively profile of tooth belt wheel described with two engages.The reliability that described driving pulley and described driven pulley coordinate with described push rod driving-belt can be improved like this.
According to one embodiment of present invention, described push rod driving-belt is chain, and described driving pulley and described driven pulley are sprocket wheel, described chain respectively with two described sprocket engagement.The same like this reliability that can improve described driving pulley and described driven pulley and coordinate with described push rod driving-belt.
According to one embodiment of present invention, described drawer door switching device also comprises gear assembly, and described driver is in transmission connection by described gear assembly and described driving pulley.The scope of application of described drawer door switching device can be increased thus.
According to one embodiment of present invention, described gear assembly comprises: electrical machine belt pulley, and described electrical machine belt pulley and described driver are in transmission connection; Speed change belt wheel, described speed change belt wheel and described driving pulley are in transmission connection; Variable transmission belt, described variable transmission belt is set on described electrical machine belt pulley and described speed change belt wheel, and described variable transmission belt drives described speed change belt wheel to rotate under the drive of described electrical machine belt pulley.The gear function of described gear assembly can be realized thus.
According to one embodiment of present invention, the diameter of described speed change belt wheel is greater than the diameter of described electrical machine belt pulley.The intensity of load of described driver can be improved like this.
According to one embodiment of present invention, the outer peripheral face of described electrical machine belt pulley is provided with motor tooth, the outer peripheral face of described speed change belt wheel is provided with gear teeth, and the inner peripheral surface of described variable transmission belt is provided with transmission gear shift tooth, and described gear tooth engages with described motor tooth and described gear teeth respectively.The reliability that described electrical machine belt pulley and described speed change belt wheel coordinate with described variable transmission belt can be improved like this.
According to one embodiment of present invention, described drawer door switching device also comprises fixed mount, and described driving pulley, described speed change belt wheel, described driven pulley and described driver are arranged on by described fixed mount on described in described shaft and described drawer door.Not only can improve the reliability of described drawer door switching device performance thus, and can so that the assembling of described micro-wave oven.
According to one embodiment of present invention, described drawer door switching device also comprises active rotating shaft and driven spindle, described fixed mount is provided with active rotating shaft hole and driven spindle hole, described active rotating shaft is through described driving pulley and two ends are engaged in described active rotating shaft hole rotationally, described speed change belt wheel is arranged on described active rotating shaft, and described driven spindle passes described driven pulley and two ends are engaged in described driven spindle hole rotationally.Described driving pulley, described driven pulley and described speed change belt wheel can be rotatably installed on described fixed mount thus.
According to one embodiment of present invention, be provided with active bearings in described active rotating shaft hole, described active rotating shaft is engaged in described active bearings, is provided with driven bearing in described driven spindle hole, and described driven spindle is engaged on described driven bearing.Described driving pulley, described driven pulley and described speed change belt wheel so not only can be made to rotate more smooth and easy, and the service life of described drawer door switching device can be improved further.
According to one embodiment of present invention, described fixed mount comprises: body, and described body is provided with driven spindle groove; Driven stator, described driven stator is provided with driven holddown groove, and described driven stator is removably mounted on described body, and described driven holddown groove and described driven spindle groove form described driven spindle hole jointly.Thus can so that the installation and removal of described drawer door switching device.
According to one embodiment of present invention, described drawer door switching device also comprises the controller for controlling described driver, and described controller is connected with described driver.The operation of described micro-wave oven can be made so more simple and convenient.
Accompanying drawing explanation
Fig. 1 is the structural representation of the micro-wave oven according to the embodiment of the present invention.
The structural representation of drawer door switching device when Fig. 2 is the drawer door closedown according to the micro-wave oven of the embodiment of the present invention.
Fig. 3 is the explosive view of the drawer door switching device of micro-wave oven according to an embodiment of the invention.
Fig. 4 is the explosive view of the drawer door switching device of micro-wave oven in accordance with another embodiment of the present invention.
Fig. 5 is the structural representation of drawer door switching device when opening according to the drawer door of the micro-wave oven of the embodiment of the present invention.
Reference numeral: micro-wave oven 1, shaft 10, drawer door 20, drawer door switching device 30, driving pulley 100, active rotating shaft 110, driven pulley 200, driven spindle 210, push rod driving-belt 300, driver 400, push rod 500, push rod stator 600, gear assembly 700, electrical machine belt pulley 710, motor tooth 711, speed change belt wheel 720, gear teeth 721, variable transmission belt 730, gear tooth 731, fixed mount 800, active bearings 810, driven bearing 820, body 830, active rotating shaft hole 831, driven spindle groove 832, driven stator 850, driven holddown groove 851, mounting ear 860.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to Fig. 1-Fig. 5, the micro-wave oven 1 according to the embodiment of the present invention is described.As Figure 1-Figure 5, shaft 10, drawer door 20 and drawer door switching device 30 is comprised according to the micro-wave oven 1 of the embodiment of the present invention.
Drawer door 20 can be located to push-and-pull on shaft 10.Drawer door switching device 30 comprises driving pulley 100, driven pulley 200, push rod driving-belt 300, driver 400 and push rod 500.Push rod driving-belt 300 is set on driving pulley 100 and driven pulley 200.Driver 400 and driving pulley 100 are in transmission connection, and driver 400 drives driving pulley 100 to rotate to drive push rod driving-belt 300 to move, and driving pulley 100, driven pulley 200 and driver 400 are arranged on in shaft 10 and drawer door 20.Push rod 500 is connected with push rod driving-belt 300, and push rod 500 moves in the drive lower linear of push rod driving-belt 300, and push rod 500 is arranged on another in shaft 10 and drawer door 20.
According to the micro-wave oven 1 of the embodiment of the present invention, by arranging driving pulley 100, driven pulley 200 and push rod driving-belt 300, cooperation between three can be utilized the rectilinear motion of the convert rotational motion of driver 400 for push rod 500, thus realize the switch of drawer door 20.Compare and adopt gear and rack-driving with the existing micro-wave oven of switch drawer door, micro-wave oven 1 adopts driving pulley 100, the cooperation of active rotating shaft 110 and push rod driving-belt 300, both the accuracy of drawer door 20 position when mobile can have been ensured, significantly can reduce noise again, even noiselessness, and, because in transmission process, push rod driving-belt 300 is larger with the contact area of driving pulley 100, motion higher pair can be become motion lower pair like this, with by the load balancing of transmission to many places, and then the burden of driving pulley 100 and push rod driving-belt 300 can be alleviated, damage after avoiding driving pulley 100 and push rod driving-belt 300 Long-Time Service, significantly improve the service life of drawer door switching device 30.Therefore, according to the micro-wave oven 1 of the embodiment of the present invention while can realizing automatic switch drawer door, have that noise is little, power loss is little, an advantage such as stable and reliable for performance, long service life.
Particularly, driving pulley 100, driven pulley 200 and driver 400 can be arranged on shaft 10, and push rod 500 can be connected with drawer door 20.
Further, drawer door switching device 30 can also comprise the controller (not shown) for control and drive system 400, and described controller can be connected with driver 400.The switch of drawer door 20 can be controlled thus by described controller, operate more simple and convenient.Particularly, described controller can be button.
Wherein, driver 400 can be motor.
In one embodiment of the invention, as shown in Fig. 2, Fig. 3 and Fig. 5, push rod driving-belt 300 can be Timing Belt, and driving pulley 100 and driven pulley 200 can be profile of tooth belt wheel, and described Timing Belt can engage by profile of tooth belt wheel described with two respectively.Can avoid driving pulley 100 and driven pulley 200, with push rod driving-belt 300, relative sliding occurs like this, with improve transmission stationarity, avoid push rod driving-belt 300 to skid, the reliability that driving pulley 100 and driven pulley 200 coordinate with push rod driving-belt 300 can be improved thus
In another embodiment of the present invention, as shown in Figure 4, push rod driving-belt 300 also can be chain, and correspondingly, driving pulley 100 and driven pulley 200 can be sprocket wheel, described chain can respectively with two described sprocket engagement.Same like this push rod driving-belt 300 of can avoiding skids, thus can improve the stationarity of gearratio and transmission.
Alternatively, as shown in Figure 3 and Figure 4, drawer door switching device 30 can also comprise push rod stator 600, push rod stator 600 can be fixed on the inner peripheral surface of push rod driving-belt 300, push rod 500 can be connected with push rod stator 600, and push rod driving-belt 300 can be clamped between push rod stator 600 and push rod 500.Described push rod can be connected on described push rod driving-belt thus.
Push rod stator 600 can be positioned on push rod driving-belt 300 by different modes, such as, push rod stator 600 can be provided with the projection matched with the gap on described chain or described Timing Belt, described projection can be fastened on described chain or described Timing Belt, thus is positioned at by push rod stator 600 on the inner peripheral surface of push rod driving-belt 300.
Again such as, push rod stator 600 also can be provided with the through hole (not shown) matched with described chain or described Timing Belt, described through hole can be fastened on described chain or described Timing Belt, thus is positioned at by push rod stator 600 on the inner peripheral surface of push rod driving-belt 300.
Further, push rod 500 can be fitted on the outer peripheral face of push rod driving-belt 300, and push rod 500 can be connected by screw or bolt further with push rod stator 600.
Can push rod 500 be connected on push rod driving-belt 300 thus, and after push rod 500 is connected with push rod driving-belt 300, can not relative sliding be there is between push rod 500 and push rod driving-belt 300, ensure that the fastness that push rod 500 is connected with push rod driving-belt 300 and reliability.
Fig. 2-Fig. 5 shows the micro-wave oven 1 according to the present invention's specific embodiment.As Figure 2-Figure 5, drawer door switching device 30 can also comprise gear assembly 700, and driver 400 can be in transmission connection by gear assembly 700 and driving pulley 100.By arranging gear assembly 700, the rotating speed of driver 400 can be converted into suitable rotating speed and give driving pulley 100, the scope of application of drawer door switching device 30 can be increased thus, with the micro-wave oven 1 making drawer door switching device 30 be applicable to different performance.
Specifically, as Figure 2-Figure 5, gear assembly 700 can comprise electrical machine belt pulley 710, speed change belt wheel 720 and variable transmission belt 730.Electrical machine belt pulley 710 can be in transmission connection with driver 400.Speed change belt wheel 720 can be in transmission connection and synchronous axial system with driving pulley 100.Variable transmission belt 730 can be set on electrical machine belt pulley 710 and speed change belt wheel 720, and variable transmission belt 730 can drive speed change belt wheel 720 to rotate under the drive of electrical machine belt pulley 710.Can rotate by drive motor belt wheel 710 when such driver 400 runs, electrical machine belt pulley 710 drives variable transmission belt 730 to move, variable transmission belt 730 drives speed change belt wheel 720 to rotate, speed change belt wheel 720 drives driving pulley 100 synchronous axial system, not only can realize the driving effect of driver 400 pairs of driving pulleys 100 thus, and the gear function of gear assembly 700 can be realized by the size arranging electrical machine belt pulley 710 and speed change belt wheel 720.
Such as, when needs gear assembly 700 has deceleration transmission function, the diameter of speed change belt wheel 720 can be greater than the diameter of electrical machine belt pulley 710.Like this when electrical machine belt pulley 710 turns of a few circles, speed change belt wheel 720 turns around, and realizes the deceleration transmission effect of gear assembly 700, can increase the torsion that driver 400 exports thus, to improve the intensity of load of driver 400.
Skid to prevent variable transmission belt 730, motor tooth 711 can be set at the outer peripheral face of electrical machine belt pulley 710, at the outer peripheral face of speed change belt wheel 720, gear teeth 721 is set, arrange gear tooth 731 at the inner peripheral surface of variable transmission belt 730, gear tooth 731 can engage with motor tooth 711 and gear teeth 721 respectively.Can avoid electrical machine belt pulley 710 and speed change belt wheel 720, with variable transmission belt 730, relative sliding occurs like this, to improve the reliability that electrical machine belt pulley 710 and speed change belt wheel 720 coordinate with variable transmission belt 730.And, in transmission process, variable transmission belt 730 and electrical machine belt pulley 710 and speed change belt wheel 720 are all the time with multiple tooth contact, the load of transmission is shared to multiple tooth, alleviate the burden of each tooth, thus ensure that variable transmission belt 730 and electrical machine belt pulley 710 and speed change belt wheel 720 have longer service life.
Fig. 2-Fig. 5 shows the micro-wave oven 1 according to the present invention's concrete example.As Figure 2-Figure 5, drawer door switching device 30 can also comprise fixed mount 800, and driving pulley 100, speed change belt wheel 720 and driven pulley 200 can be rotatably installed on fixed mount 800, and driver 400 can be arranged on fixed mount 800.In other words, on described one that driving pulley 100, speed change belt wheel 720, driven pulley 200 and driver 400 can be arranged in shaft 10 and drawer door 20 by fixed mount 800.Drawer door switching device 30 can be made thus to form a stable entirety, not only can improve the reliability of drawer door switching device 30 performance, and can so that the assembling of micro-wave oven 1.
Wherein, driving pulley 100 and speed change belt wheel 720 can be rotatably installed on fixed mount 800 by active rotating shaft 110, and driven pulley 200 can be rotatably installed on fixed mount 800 by driven spindle 210.
Specifically, fixed mount 800 can be provided with active rotating shaft hole 831 and driven spindle hole, active rotating shaft 110 can pass driving pulley 100 and two ends can be engaged in active rotating shaft hole 831 rotationally, speed change belt wheel 720 can be arranged on active rotating shaft 110, driving pulley 100 can be positioned at the inside of fixed mount 800, and speed change belt wheel 720 can be positioned at the outside of fixed mount 800.Driven spindle 210 can pass driven pulley 200 and two ends can be engaged in described driven spindle hole rotationally, the two ends of active rotating shaft 110 and the two ends of driven spindle 210 can be rotary with bolt or screw respectively, deviate from active rotating shaft 110 and prevent driven pulley 200 from deviating from driven spindle 210 to prevent driving pulley 100 and speed change belt wheel 720.Driving pulley 100, driven pulley 200 and speed change belt wheel 720 can be rotatably installed on fixed mount 800 thus.
Advantageously, as depicted in figs. 1 and 2, can be provided with active bearings 810 in active rotating shaft hole 831, active rotating shaft 110 can be engaged in active bearings 810, can be provided with driven bearing 820 in described driven spindle hole, driven spindle 210 can be engaged on driven bearing 820.Driving pulley 100, driven pulley 200 and speed change belt wheel 720 so not only can be made to rotate more smooth and easy, and active rotating shaft 110 can be avoided and produce sliding friction between driven spindle 210 and fixed mount 800, thus the service life of drawer door switching device 30 can be improved further.
In one embodiment of the invention, as depicted in figs. 1 and 2, fixed mount 800 can comprise body 830 and driven stator 850.Body 830 can be provided with driven spindle groove 832, and active rotating shaft hole 831 can be formed on body 830.Driven stator 850 can be provided with driven holddown groove 851, and driven stator 850 can be removably mounted on body 830, and driven holddown groove 851 can form described driven spindle hole jointly with driven spindle groove 832.The assembling of drawer door switching device 30 can be made thus and dismantle convenient, thus not only can improve the production efficiency of drawer door switching device 30, and can so that the maintenance of drawer door switching device 30.
Specifically, when assembling, can first active rotating shaft 110 be assemblied in active rotating shaft hole 831, driven spindle 210 be assemblied in driven spindle groove 832, then driven stator 850 is arranged on body 830, so that driven spindle 210 is assemblied in described driven spindle hole.When dismantling, now driven stator 850 can be disassembled from body 830, then dismantling active rotating shaft 110 and driven spindle 210.
In addition, when one end of the contiguous driving pulley 100 of push rod 500 is connected with drawer door 20, driven stator 850 can play restriction effect to the stroke range of push rod 500, namely push rod 500 can contact with driven stator 850 after the direction motion certain distance of driven pulley 200, utilize driven stator 850 backstop push rod 500, to ensure the stability that push rod 500 moves.
Wherein, driving pulley 100, driven pulley 200, speed change belt wheel 720 and driver 400 can be arranged on body 830.Driven stator 850 can adopt screw or bolt to be arranged on body 830.
As depicted in figs. 1 and 2, the installation for the ease of drawer door switching device 30 connects, and fixed mount 800 can be provided with mounting ear 860.Particularly, mounting ear 860 can be multiple, and multiple mounting ear 860 can be located on body 830 at interval, and each mounting ear 860 can be arranged in equipment (such as micro-wave oven) by screw or bolt.
Citing below describes the switching process according to the drawer door 20 of the micro-wave oven 1 of the embodiment of the present invention.
When to press " opening " button on control panel with hand as user, after computer board obtains instruction, just can send signal control and drive system 400 to rotate forward, driver 400 rotates through gear assembly 700, driving pulley 100 and push rod driving-belt 300 and controls push rod 500 and move forward, to push drawer door 20 open.When to press " closedown " button on control panel with hand as user, computer board can send signal control and drive system 400 and reverse, and push rod driving-belt 300 drives push rod 500 to move backward, controls drawer door 20 and closes.
According to the micro-wave oven 1 of the embodiment of the present invention other form and operation be all known for those of ordinary skills, be not described in detail here.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this description or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.

Claims (13)

1. a micro-wave oven, is characterized in that, comprising:
Shaft;
Drawer door, described drawer door can be located to push-and-pull on described shaft; With
Drawer door switching device, described drawer door switching device comprises:
Driving pulley;
Driven pulley;
Push rod driving-belt, described push rod driving-belt is set on described driving pulley and described driven pulley;
Driver, described driver and described driving pulley are in transmission connection, driving pulley described in described driver drives rotates to drive described push rod conveyor belt motion, and described driving pulley, described driven pulley and described driver are arranged on in described shaft and described drawer door;
Push rod, described push rod is connected with described push rod driving-belt, and described push rod moves in the drive lower linear of described push rod driving-belt, and described push rod is arranged on another in described shaft and described drawer door.
2. micro-wave oven according to claim 1, it is characterized in that, described drawer door switching device also comprises push rod stator, described push rod stator is fixed on the inner peripheral surface of described push rod driving-belt, described push rod is connected with described push rod stator, and described push rod driving-belt is clamped between described push rod stator and described push rod.
3. micro-wave oven according to claim 1, is characterized in that, described push rod driving-belt is Timing Belt, and described driving pulley and described driven pulley are profile of tooth belt wheel, and described Timing Belt respectively profile of tooth belt wheel described with two engages.
4. micro-wave oven according to claim 1, is characterized in that, described push rod driving-belt is chain, and described driving pulley and described driven pulley are sprocket wheel, described chain respectively with two described sprocket engagement.
5. micro-wave oven according to claim 1, is characterized in that, described drawer door switching device also comprises gear assembly, and described driver is in transmission connection by described gear assembly and described driving pulley.
6. micro-wave oven according to claim 5, is characterized in that, described gear assembly comprises:
Electrical machine belt pulley, described electrical machine belt pulley and described driver are in transmission connection;
Speed change belt wheel, described speed change belt wheel and described driving pulley are in transmission connection;
Variable transmission belt, described variable transmission belt is set on described electrical machine belt pulley and described speed change belt wheel, and described variable transmission belt drives described speed change belt wheel to rotate under the drive of described electrical machine belt pulley.
7. micro-wave oven according to claim 6, is characterized in that, the diameter of described speed change belt wheel is greater than the diameter of described electrical machine belt pulley.
8. micro-wave oven according to claim 6, it is characterized in that, the outer peripheral face of described electrical machine belt pulley is provided with motor tooth, the outer peripheral face of described speed change belt wheel is provided with gear teeth, the inner peripheral surface of described variable transmission belt is provided with gear tooth, and described gear tooth engages with described motor tooth and described gear teeth respectively.
9. micro-wave oven according to claim 6, it is characterized in that, described drawer door switching device also comprises fixed mount, and described driving pulley, described speed change belt wheel, described driven pulley and described driver are arranged on by described fixed mount on described in described shaft and described drawer door.
10. micro-wave oven according to claim 9, it is characterized in that, described drawer door switching device also comprises active rotating shaft and driven spindle, described fixed mount is provided with active rotating shaft hole and driven spindle hole, described active rotating shaft is through described driving pulley and two ends are engaged in described active rotating shaft hole rotationally, described speed change belt wheel is arranged on described active rotating shaft, and described driven spindle passes described driven pulley and two ends are engaged in described driven spindle hole rotationally.
11. micro-wave ovens according to claim 10, it is characterized in that, be provided with active bearings in described active rotating shaft hole, described active rotating shaft is engaged in described active bearings, be provided with driven bearing in described driven spindle hole, described driven spindle is engaged on described driven bearing.
12. micro-wave ovens according to claim 10, is characterized in that, described fixed mount comprises:
Body, described body is provided with driven spindle groove;
Driven stator, described driven stator is provided with driven holddown groove, and described driven stator is removably mounted on described body, and described driven holddown groove and described driven spindle groove form described driven spindle hole jointly.
13. micro-wave ovens according to claim 1, is characterized in that, described drawer door switching device also comprises the controller for controlling described driver, and described controller is connected with described driver.
CN201310518517.5A 2013-10-28 2013-10-28 Micro-wave oven Active CN104566534B (en)

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Publication number Priority date Publication date Assignee Title
CN105120548A (en) * 2015-09-21 2015-12-02 广东美的厨房电器制造有限公司 Drawer type microwave oven
CN105135495A (en) * 2015-09-21 2015-12-09 广东美的厨房电器制造有限公司 Micro-wave heating device
CN105120548B (en) * 2015-09-21 2017-03-22 广东美的厨房电器制造有限公司 Drawer type microwave oven
WO2017049621A1 (en) * 2015-09-21 2017-03-30 广东美的厨房电器制造有限公司 Drawer-type microwave oven
WO2017049619A1 (en) * 2015-09-21 2017-03-30 广东美的厨房电器制造有限公司 Microwave heating apparatus
WO2017049622A1 (en) * 2015-09-21 2017-03-30 广东美的厨房电器制造有限公司 Microwave heating apparatus
CN105135495B (en) * 2015-09-21 2017-09-29 广东美的厨房电器制造有限公司 Microwave heating equipment
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US10462857B2 (en) 2015-09-21 2019-10-29 Guangdong Midea Kitchen Appliances Manufacturing Co., Ltd. Microwave heating device
WO2018028119A1 (en) * 2016-08-10 2018-02-15 广东美的厨房电器制造有限公司 Control panel overturning mechanism and cooking appliance
WO2018049752A1 (en) * 2016-09-18 2018-03-22 广东美的厨房电器制造有限公司 Drawer-type microwave oven, and door opening and closing control method therefor
CN110574858A (en) * 2019-08-24 2019-12-17 深圳市力特实业发展有限公司 Automatic evaporate dessert and sell machine

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