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CN100339642C - Microwave oven having a tray in straight reciprocating motion - Google Patents

Microwave oven having a tray in straight reciprocating motion Download PDF

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Publication number
CN100339642C
CN100339642C CNB031048595A CN03104859A CN100339642C CN 100339642 C CN100339642 C CN 100339642C CN B031048595 A CNB031048595 A CN B031048595A CN 03104859 A CN03104859 A CN 03104859A CN 100339642 C CN100339642 C CN 100339642C
Authority
CN
China
Prior art keywords
pallet
reciprocating motion
straight reciprocating
tray
motor
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.)
Expired - Fee Related
Application number
CNB031048595A
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Chinese (zh)
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CN1523286A (en
Inventor
金起荣
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.)
LG Electronics Tianjin Appliances Co Ltd
Original Assignee
LG Electronics Tianjin Appliances Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LG Electronics Tianjin Appliances Co Ltd filed Critical LG Electronics Tianjin Appliances Co Ltd
Priority to CNB031048595A priority Critical patent/CN100339642C/en
Publication of CN1523286A publication Critical patent/CN1523286A/en
Application granted granted Critical
Publication of CN100339642C publication Critical patent/CN100339642C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The present invention discloses a microwave oven with a tray in the straight reciprocating motion. The microwave oven comprises a hexahedron-shaped heating chamber, the tray, a long groove, a motor, a rotating shaft of the motor, eccentric bulges, a rolling shaft assembly and a guide hole, wherein the hexahedron-shaped heating chamber is used for heating food; the tray is arranged in the heating chamber; the long groove is arranged on the bottom surface of the tray in front and back direction; the motor is arranged on the bottom of the heating chamber; the rotating shaft of the motor is connected with a rotating component; the eccentric bulges which can be inserted into the long groove are arranged on eccentric positions on the rotating component; the rolling shaft assembly is composed of a plurality of rollers and a supporting part; the guide hole is arranged in the center of the supporting part; the supporting part is made of metal materials which can reflect the microwaves; the rotating component rotates through the motor, simultaneously, the tray with rotating amount corresponding to the eccentric bulges does straight reciprocating motion in left and right direction; and further, the supporting part of the rolling shaft assembly reflects the microwaves. The microwave oven with the structure ensures uniform irradiation of the microwave on the food through the tray which does the right and left straight reciprocating motion in the heating chamber and the rolling shaft assembly arranged on the bottom surface of the tray, so the microwave oven uniformly heats the food.

Description

The micro-wave oven that has the pallet of doing straight reciprocating motion
Technical field
The present invention relates to a kind of micro-wave oven, particularly relate to a kind of have can more effectively utilize microwave that food is evenly heated, have the micro-wave oven of the pallet of doing straight reciprocating motion.
Background technology
Pallet in the traditional micro-wave oven, its heating clamber is circular.But it is, not ideal enough on its space utilization rate at the inner round tray that uses rotation of the heating clamber of hexahedral shape.
Consider problem,, be allowed to condition at heating clamber inside and do left and right sides straight reciprocating motion at the tetragonal pallet of the inner use of heating clamber.
As shown in Figure 1 and Figure 2, be provided with groove 10a with certain-length on its fore-and-aft direction of the bottom surface of pallet 10.Groove 10a can be integrally formed with pallet 10, also can utilize miscellaneous part to form separately.As shown in the figure, groove 10a is located on the center of bottom edge part 10b of pallet 10.The fore-and-aft direction length of groove 10a is more bigger than the straight reciprocating motion scope of pallet.
On the groove 10a of pallet 10 bottom surfaces, be inserted with the eccentric projection 22a above the rotary part 22.Rotary part 22 combines with the rotating shaft Ms of motor M and rotation.Eccentric projection 22a be located at above the rotary part 22 along the circumferential direction on the eccentric position in the center of circle.In fact the offset of its eccentric projection 22a determines the stroke of the left and right sides straight reciprocating motion of pallet 10.
The cooperation of eccentric projection 22a and groove 10a is a matched in clearance, and with the rotation of rotary part 22, eccentric projection 22a makes pallet 10 do left and right sides straight reciprocating motion.That is, if rotary part 22 rotation, its eccentric projection 22a also will rotate, and this moment, eccentric projection 22a was owing to its off-centre, so track is circumference, and the displacement of following left direction in circular motion makes pallet 10 do the straight reciprocating motion of left and right directions.Can not apply power to pallet 10 because groove 10a becomes with the front and back synform along fore-and-aft direction so be inserted in the eccentric projection 22a of the groove 10a inside of pallet 10 this moment, thus in fact pallet 10 to the left and right direction move.
When pallet 10 was done the left and right directions straight reciprocating motion, the amount of movement reality of pallet 10 was corresponding to the offset of eccentric projection 22a.Be eccentric projection 22a apart from the twice of the offset of rotary part 22 pivots be the stroke of the straight reciprocating motion of pallet 10.
Be provided with roller assembly 26 between bottom of heating chamber 20 and pallet 10, roller assembly 26 supports pallet 10 makes it do straight reciprocating motion.Roller assembly 26 comprises: tetragonal support 26b and a plurality of roller 26a that are arranged on the tetragonal frame.Roller 26a contacts with bottom of heating chamber 20, and the straight reciprocating motion of supporting tray 10.Top and the pallet 10 that is roller 26a contacts, and the bottom surface of roller 26a and the bottom connection of heating clamber touch, and when pallet 10 was done straight reciprocating motion, roller 26a just supported pallet 10, and guided it to do rectilinear motion along left and right directions.At this, roller assembly 26 is considered its mouldability and assembleability, adopts the synthetic resin preparation.
When pallet 10 is done straight reciprocating motion, de-orbit in order to prevent roller 26a, and stably guide pallet 10 to do straight reciprocating motion, be formed with quadrangle and marginate protuberance 11 in the bottom surface of pallet 10.Protuberance 11 protrudes formation along the edge of pallet 10 bottom surfaces, and roller 26a contacts with pallet 10 bottom surfaces in the inside of protuberance 11 all the time, prevents that pallet 10 breaks away from the straight reciprocating motion tracks.
Bottom of heating chamber 20 is provided with motor M, and the rotating shaft Ms of motor M is connected with the connecting axle 22b of rotary part 22 belows.When motor M is rotated, the rotation that comes driven rotary parts 22 by the rotation of connecting axle 22b.
On bottom of heating chamber 20, be formed with the dimetric depressed part 24 that caves in into from the plane.The big I accommodating tray 10 of depressed part 24, the width of its fore-and-aft direction is more bigger than the width of pallet 10, and the width of its left and right directions is more bigger than the move left and right stroke distances of pallet 10.The pallet 10 of doing left and right sides straight reciprocating motion thus is actually the moving movement of doing left and right directions in the scope of depressed part 24.Depressed part 24 can prevent that the pallet 10 of doing left and right sides straight reciprocating motion from de-orbiting, and guides the move left and right of pallet 10 simultaneously also more stablely.
Micro-wave oven with said structure, the revolving force of its motor M sends rotary part 22 to by rotating shaft Ms, the eccentric projection 22a of rotary part moves in a circle in the inside of groove 10a, and this moment is owing to groove 10a becomes with the front and back synform, so 10 straight reciprocating motions of doing left and right directions of pallet.
The micro-wave oven of structure as mentioned above, when pallet 10 was done straight reciprocating motion, the food that is placed on above it can be heated.It is for the food that is placed on above it can evenly be heated by microwave that pallet 10 is taken exercises.
When utilizing micro-wave oven that food is heated, the most basic requirement is exactly that food can evenly be heated.The micro-wave oven of structure evenly heats food in order to utilize microwave as mentioned above, can quote reflecting plate microwave is reflected to all directions with uniform density in heating clamber inside.
But, if independently reflecting plate is set, be to increase component count, packing engineering is complicated, also improved production cost simultaneously, reduced production efficiency.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of under the situation that does not increase component count the also even micro-wave oven that has the pallet of doing straight reciprocating motion of heat food.
The technical solution adopted in the present invention is: a kind of micro-wave oven that has the pallet of doing straight reciprocating motion, include the hexahedral shape heating clamber of heat food, in heating clamber, be provided with pallet, the bottom surface of pallet is provided with an elongated slot with fore-and-aft direction, the motor that produces power is arranged on the bottom of heating clamber, the rotating shaft of motor connects rotary part, the top eccentric position of rotary part is provided with the eccentric lobe that can be inserted in the groove, also be provided with roller assembly, roller assembly includes a plurality of rollers and the support portion that are used to support tray bottom surface that is located at its lateral surface, the center, support portion is provided with bullport, bullport can be guaranteed the connection between rotary part and the pallet, but the support portion is the metal material of microwave reflection, rotary part rotates by motor thus, the rotation of corresponding eccentric lobe, pallet is done straight reciprocating motion on left and right directions, and then the support portion microwave reflection of roller assembly.
The present invention of structure as mentioned above can make microwave equably to the food irradiation, so can evenly heat food by the roller assembly of making the pallet of left and right sides straight reciprocating motion in heating clamber inside and being arranged on its bottom surface.
Description of drawings
Fig. 1 is the interior pallet of existing micro-wave oven and the syndeton exploded view of motor;
Fig. 2 is the end view drawing of the syndeton of interior pallet of existing micro-wave oven and motor;
Fig. 3 is the plane of roller assembly of the present invention.
Wherein:
10: pallet 10a: groove
10b: tray bottom surface marginal portion 11: protuberance
20: bottom of heating chamber 22: rotary part
22a: eccentric projection M: motor
Ms: rotating shaft 22b: connecting axle
24: depressed part 26,30: roller assembly
26a, 36: roller 26b: tetragonal support
32: support portion 34: bullport
The specific embodiment
Below in conjunction with accompanying drawing the present invention is elaborated.In explanation of the present invention, the part of its prior art sees figures.1.and.2 and goes up represented existing structure.
Roller assembly of the present invention is made of metal material that can microwave reflection.Because roller assembly is made of metal material, but at heating clamber inside microwave reflection, microwave is distributed more equably, especially can be to pallet (food) microwave reflection.As shown in Figure 3, roller assembly 30 of the present invention comprises: the support portion 32 of metal material; Be arranged on the roller 36 of the four corner edge part of support portion 32.
Support portion 32 is roughly flat shape, and its core is provided with bullport 34.As shown in Figure 1, bullport 34 is in order to allow rotary part 22 be attached to be formed at the groove 10a of pallet 10 bottom surfaces to be provided with.Bullport 34 can be set as suitable size in not interfering the scope that moves of groove 10a and rotary part 22.
On support portion 32, except bullport 34 places, be that microwave is reflected upward, remaining can make microwave upward or in the scope of the inner evenly reflection of heating clamber in support portion 32, and various deformation can be arranged.For example, can will be designed to pure flat above the support portion 32, also can be designed to concave shape microwave is reflected to any direction.
The a plurality of rollers 36 that are arranged on the corner part of support portion 32 roll simultaneously and are contacted with heating clamber bottom and tray bottom surface, move back and forth about pallet is done.Roller 36 can prepare with synthetic resin in order to reduce contact noise.Certainly, roller 36 also can prepare with metal material.
Aforesaid the present invention, it is basic fundamental thought that the metal material that its roller assembly 30 usefulness can microwave reflection constitutes.The technical staff in constructed field can carry out multiple conversion to the present invention in the scope of basic fundamental thought of the present invention.
For example, support portion 32 is a flat shape in an embodiment of the present invention, but in its material can the scope of microwave reflection, its shape also can have multiple conversion.Also have the shape of bullport 34, in the scope of the annexation of not interfering rotary part and tray bottom surface, also multiple conversion can be arranged.For example, dimetric bullport can be arranged, or multiple conversion such as rhombus bullport.
The technical staff in constructed field can carry out multiple conversion to the present invention in the scope of basic fundamental thought of the present invention, but these all will be that the basis is analyzed with the claim.

Claims (3)

1. micro-wave oven that has the pallet of doing straight reciprocating motion, include the hexahedral shape heating clamber of heat food, in heating clamber, be provided with pallet (10), the bottom surface of pallet (10) is provided with an elongated slot (10a) with fore-and-aft direction, the motor (M) that produces power is arranged on the bottom of heating clamber, the rotating shaft of motor (Ms) connects rotary part (22), the top eccentric position of rotary part (22) is provided with the eccentric lobe (22a) that can be inserted into groove (10a) lining, it is characterized in that: also be provided with roller assembly (30), roller assembly (30) includes a plurality of rollers (36) and support portion (32) that are used to support pallet (10) bottom surface that are located at its lateral surface, center, support portion (32) is provided with bullport (34), bullport (34) can be guaranteed the connection between rotary part (22) and the pallet (10), support portion (32) but be the metal material of microwave reflection, rotary part (22) is by motor (M) rotation thus, the rotation of corresponding eccentric lobe (22a), pallet (10) is done straight reciprocating motion on left and right directions, and then support portion (32) microwave reflection of roller assembly (30).
2. the micro-wave oven that has the pallet of doing straight reciprocating motion according to claim 1 is characterized in that: the upper surface of support portion (32) is the plane.
3. the micro-wave oven that has the pallet of doing straight reciprocating motion according to claim 1 is characterized in that: the upper surface of support portion (32) is a male and fomale(M﹠F).
CNB031048595A 2003-02-21 2003-02-21 Microwave oven having a tray in straight reciprocating motion Expired - Fee Related CN100339642C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB031048595A CN100339642C (en) 2003-02-21 2003-02-21 Microwave oven having a tray in straight reciprocating motion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB031048595A CN100339642C (en) 2003-02-21 2003-02-21 Microwave oven having a tray in straight reciprocating motion

Publications (2)

Publication Number Publication Date
CN1523286A CN1523286A (en) 2004-08-25
CN100339642C true CN100339642C (en) 2007-09-26

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CNB031048595A Expired - Fee Related CN100339642C (en) 2003-02-21 2003-02-21 Microwave oven having a tray in straight reciprocating motion

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100432544C (en) * 2004-11-03 2008-11-12 乐金电子(天津)电器有限公司 Tray moving apparatus of microwave oven
CN113456415A (en) * 2021-04-24 2021-10-01 湖南同能机电科技有限公司 Multidirectional qi and blood rhythm robot and control method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020096423A (en) * 2001-06-19 2002-12-31 주식회사 엘지이아이 Device for linear motioning of tray for microwave oven
CN1392364A (en) * 2001-06-19 2003-01-22 Lg电子株式会社 Device for making tray linearly move in mocrowave oven
CN1392363A (en) * 2001-06-19 2003-01-22 Lg电子株式会社 Linear disk moving device in microwave oven
KR20030014045A (en) * 2001-08-10 2003-02-15 주식회사 엘지이아이 Microwave oven having linear motioning tray

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020096423A (en) * 2001-06-19 2002-12-31 주식회사 엘지이아이 Device for linear motioning of tray for microwave oven
CN1392364A (en) * 2001-06-19 2003-01-22 Lg电子株式会社 Device for making tray linearly move in mocrowave oven
CN1392363A (en) * 2001-06-19 2003-01-22 Lg电子株式会社 Linear disk moving device in microwave oven
KR20030014045A (en) * 2001-08-10 2003-02-15 주식회사 엘지이아이 Microwave oven having linear motioning tray

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Granted publication date: 20070926