CN102032603A - Arrangement structure of pressure sensor on microwave oven - Google Patents

Arrangement structure of pressure sensor on microwave oven Download PDF

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Publication number
CN102032603A
CN102032603A CN2009103076444A CN200910307644A CN102032603A CN 102032603 A CN102032603 A CN 102032603A CN 2009103076444 A CN2009103076444 A CN 2009103076444A CN 200910307644 A CN200910307644 A CN 200910307644A CN 102032603 A CN102032603 A CN 102032603A
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China
Prior art keywords
pressure sensor
micro
chassis
wave oven
support
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CN2009103076444A
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Chinese (zh)
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CN102032603B (en
Inventor
方亚林
袁准
齐静明
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LG Electronics Tianjin Appliances Co Ltd
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LG Electronics Tianjin Appliances Co Ltd
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Priority to CN200910307644.4A priority Critical patent/CN102032603B/en
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Abstract

The invention relates to an arrangement structure of a pressure sensor on a microwave oven, which comprises a bottom disc arranged on a bottom panel of a chamber of the microwave oven and a turnplate supported on the bottom disc via a rotating wheel and connected with a shaft of a motor, and further comprises a bracket connected with the bottom disc and a bottom support connected with the bottom of a shell of the micro-wave oven. A rectangular pressure sensor is arranged between the bracket and the bottom support. Both ends of the upper and lower end surfaces are provided respectively with an upward projecting surface and a downward projecting surface which are respectively provided with screw holes. The upward projecting surface at one end of the pressure sensor is fixedly connected to the bottom surface of the bracket through the screw hole and a screw while the downward projecting surface at the other end is fixed to the upside of the bottom support through the screw hole and a screw. The other upward and downward project surfaces not connected with the bracket and the bottom support on the upper and low end surfaces of the pressure sensor are provided with an upper gap and a lower gap corresponding to the bottom surface of the bracket and the upper surface of the bottom support respectively. The invention has simple structure, is easy to install and can heat food better.

Description

Micro-wave oven upward pressure sensor structure is set
Technical field
The present invention relates to a kind of micro-wave oven.Particularly relate to a kind of by effective setting pressure sensor on micro-wave oven, can according to detected food weight adjust automatically control mode micro-wave oven upward pressure sensor structure is set.
Background technology
In general, micro-wave oven be food is put into and is sealed after, connect power supply to the magnetron that can produce high frequency waves, and with consequent microwave irradiation to food, make the molecule that constitutes the culinary art thing 1 internal vibration in second 2,400,000,000 5 thousand ten thousand times, the cookware that utilizes the frictional heat that produced that food is cooked whereby.
In addition, micro-wave oven is controlled temperature easily, because each position of food can generate heat simultaneously and can evenly cook the food with all size and shape, and have the cooking time of saving and multiple advantage such as easy and simple to handle, so be widely used in general family.
Usually, micro-wave oven has the outward appearance of general lineal hexahedral shape, by the external shell that forms described micro-wave oven outward appearance with can shield the integrant outward appearance of door of face before the described external shell selectively.
And, the top and side of described external shell and following integrally formed, and the back also can be formed by rear board.
As shown in Figure 1, in the inside of described micro-wave oven, be formed with the cavity 1 of the lineal hexahedral shape of the front openings that can put into food for cooking food, after the container of food is equipped with in the placement of the inside of described cavity 1, microwave irradiation to food, is cooked food with this.
In the inside bottom surface of described cavity, have the rotating disk 2 of the disc-shape that can support the container that food is housed, described rotating disk 2 links with the motor that produces revolving force and rotates, and evenly cooks the food that is positioned over described inside cavity thus.
The described micro-wave oven of prior art can't be learnt the weight that is heated food, all is that food is carried out blind estimation usually, and the blind estimation by to food weight adds thermal control.But blind estimation is inaccurate, thereby it is bad to cause that food is added thermal effect.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of by effective setting pressure sensor on micro-wave oven, can according to detected food weight adjust automatically control mode micro-wave oven upward pressure sensor structure is set.
The technical solution adopted in the present invention is: a kind of micro-wave oven upward pressure sensor structure is set, include the chassis that is arranged on the microwave oven cavity bottom panel and be supported on above the chassis by runner and the rotating disk that links to each other with the axle of motor, the collet that also is provided with the support that links to each other with the chassis and links to each other with the micro-wave oven casing bottom is provided with a pressure sensor that is used for detecting automatically food weight between described support and collet.
The neighboring on described chassis is formed with the latch of a plurality of outside protrusions, be formed with on the inner rim of described microwave oven cavity bottom panel with the chassis on the corresponding jack of a plurality of latches, described chassis is to be fixedly connected in the jack on the microwave oven cavity bottom panel by latch is inserted into.
The neighboring on described chassis is formed with the latch of a plurality of outside protrusions, be formed with on the inner rim of described microwave oven cavity bottom panel with the chassis on the corresponding jack of a plurality of latches, described chassis is to be fixedly connected on the microwave oven cavity bottom panel by being inserted into latch in the jack and being welded as a whole.
The bottom surface on described chassis is provided with a plurality of pins, be provided with above the described support with undersurface of bottom disc on the corresponding a plurality of foundation of a plurality of pins, also be provided with the pillar identical separately with the pin number, wherein, described chassis is by pin is inserted in the pillar, the lower end of pillar is enclosed within on the foundation above the support again and links to each other with support.
Described support is a cross frame, and described foundation is respectively formed at four ends of cross frame.
Described collet be by be arranged on above the footing bolt from the outside run through behind the micro-wave oven casing bottom again with the collet spiral shell buckle combine be fixedly installed on bottom the micro-wave oven casing on.
Described pressure sensor is a rectangular configuration, the upper and lower end face of described rectangular configuration two ends on the following convex surface that is formed with last convex surface protruding upward respectively and protrudes downwards, described going up on convex surface and the following convex surface has screw.
The last convex surface of described pressure sensor one end is fixedly connected on the bottom surface of support by screw and screw, the following convex surface of the other end by screw and screw be fixed on collet above, and another of not being connected with collet with support on the upper and lower end face of described pressure sensor gone up convex surface and another following convex surface and is formed with gap and following gap respectively with above the bottom surface of pairing support and the collet.
The described gap of going up is 0.8~1.2mm with following gap.
Micro-wave oven upward pressure sensor of the present invention structure is set, simple in structure, easy for installation.Only a pressure sensor is set by bottom at micro-wave oven, just can very easily detect the weight that is heated food, and transfer pressure signal to the signal of telecommunication by pressure sensor and pass to control module, make the control module can more accurate control heating or the temperature of cooking food, better food is heated.
Description of drawings
Fig. 1 is the microwave oven structure schematic diagram;
Fig. 2 is the structural representation of microwave oven cavity inner bottom part;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the decomposition texture schematic diagram of Fig. 2;
Fig. 5 is a structural representation of seeing the leading flank of Fig. 2 from top to bottom;
Fig. 6 is a structural representation of seeing the leading flank of Fig. 2 from bottom to top;
Fig. 7 is the structural representation on chassis;
Fig. 8 is the partial structurtes schematic diagram that chassis and base plate decompose;
Fig. 9 is the structural representation of tray bottom;
Figure 10 is the structural representation of sensor;
Figure 11 is the structural representation that sensor combines with support and collet.
Wherein:
1: cavity 2: rotating disk
3: chassis 4: runner
5: pillar 6: support
7: pressure sensor 8: collet
9: footing 10: motor
11: motor hole 12: bottom panel
13: housing bottom 14: pin
15: foundation 16: go up convex surface
17: screw 18: latch
19: jack 20: bolt
21: following convex surface 22: go up the gap
23: following gap
The specific embodiment
Below, be described with reference to the accompanying drawings the structure that is provided with of micro-wave oven upward pressure sensor of the present invention.
As Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, micro-wave oven upward pressure sensor of the present invention structure is set, above including the chassis 3 that is arranged on the microwave oven cavity bottom panel 12 and being supported on chassis 3 by runner 4 and the rotating disks 2 that link to each other with the axle of motor 10, also be provided with the support 6 that links to each other with chassis 3 and with micro-wave oven casing bottom 13 collets that link to each other 8, described collet 8 is to run through behind the micro-wave oven casing bottom 13 from the outside to buckle to combine with collet 8 spiral shells again and be fixedly installed on bottom the micro-wave oven casing on 13 by being arranged on bolts 20 above the footing 9.Between described support 6 and collet 8, be provided with a pressure sensor 7 that is used for detecting automatically food weight.
As Fig. 7, shown in Figure 8, the neighboring on described chassis 3 is formed with the latch 18 of a plurality of outside protrusions, be formed with on the inner rim of described microwave oven cavity bottom panel 12 with chassis 3 on a plurality of latches 18 corresponding jacks 19, described chassis 3 is to be fixedly connected on the microwave oven cavity bottom panel 12 by latch 18 being inserted in the jack 19.
Described chassis 3 can also be to be fixedly connected on the microwave oven cavity bottom panel 12 by latch 18 being inserted in the jack 19 and being welded as a whole.
As Fig. 4, shown in Figure 9, the bottom surface on described chassis 3 is provided with a plurality of pins 14, be provided with above the described support 6 with 3 bottom surfaces, chassis on a plurality of pins 14 corresponding a plurality of foundation 15, also be provided with the pillar 5 identical separately with pin 14 numbers, wherein, described chassis 3 is by pin 14 is inserted in the pillar 5, the lower end of pillar 5 is enclosed within on the foundation 15 above the support 6 again and links to each other with support 6.
As shown in Figure 4, described support 6 is a cross frame, and described foundation 15 is respectively formed at four ends of cross frame.
As shown in figure 11, described pressure sensor 7 is a rectangular configuration, the upper and lower end face of described rectangular configuration two ends on the following convex surface 21 that is formed with last convex surface protruding upward 16 respectively and protrudes downwards, described going up on convex surface 16 and the following convex surface 21 has screw 17.Described pressure sensor 7 links to each other with control module, and the pressure that is measured is passed to control module.
As shown in figure 10, the last convex surface 16 of described pressure sensor 7 one ends is fixedly connected on the bottom surface of support 6 by screw 17 and screw, the following convex surface 21 of the other end by screw 17 and screw be fixed on collet 8 above, and another of not being connected with collet 8 with support 6 on the upper and lower end face of described pressure sensor 7 gone up convex surface 16 and another following convex surface 21 and is formed with gap 22 and following gap 23 respectively with above the bottom surface of pairing support 6 and the collet 8.The described gap 22 of going up is 0.8~1.2mm with following gap 23.Like this, because chassis 3 is fixedly connected on the microwave oven cavity bottom panel 12 by latch 18 being inserted in the jack 19 and being welded as a whole, so, make to be positioned at above the support 6 and the chassis 3 that links to each other with support 6 can only be at upper and lower 0.8~1.2mm scope vertically-acting, and utilize support 6 that the weight of food is transmitted on the pressure sensor 7.
Operation principle of the present invention is: after food is placed on the rotating disk 2, rotating disk 2 is produced a downward pressure, described pressure passes on the chassis 3 by runner 4, pressure on the chassis 3 is passed to support 6 by pillar 5 again, support 6 is transmitted to the weight of food on the pressure sensor 7 again, the deformation of trace when being subjected to the weight conduction, pressure sensor 7 can take place, and generation correspondent voltage, because pressure sensor 7 links to each other with control module, the voltage signal that is produced passes to control module, control module can measure the accurate weight of food by the magnitude of voltage set and the coupling of weight, thereby can accurate more heat food.

Claims (9)

1. a micro-wave oven upward pressure sensor is provided with structure, above including the chassis (3) that is arranged on the microwave oven cavity bottom panel (12) and being supported on chassis (3) by runner (4) and the rotating disk (2) that links to each other with the axle of motor (10), it is characterized in that, the collet (8) that also is provided with the support (6) that links to each other with chassis (3) and links to each other with micro-wave oven casing bottom (13) is provided with a pressure sensor (7) that is used for detecting automatically food weight between described support (6) and collet (8).
2. micro-wave oven upward pressure sensor according to claim 1 structure is set, it is characterized in that, the neighboring on described chassis (3) is formed with the latch (18) of a plurality of outside protrusions, be formed with on the inner rim of described microwave oven cavity bottom panel (12) with chassis (3) on the corresponding jacks of a plurality of latches (18) (19), described chassis (3) are to be fixedly connected on the microwave oven cavity bottom panel (12) in the jack (19) by latch (18) is inserted into.
3. micro-wave oven upward pressure sensor according to claim 1 structure is set, it is characterized in that, the neighboring on described chassis (3) is formed with the latch (18) of a plurality of outside protrusions, be formed with on the inner rim of described microwave oven cavity bottom panel (12) with chassis (3) on the corresponding jacks of a plurality of latches (18) (19), described chassis (3) are to be fixedly connected on the microwave oven cavity bottom panel (12) by latch (18) being inserted in the jack (19) and being welded as a whole.
4. micro-wave oven upward pressure sensor according to claim 1 structure is set, it is characterized in that, the bottom surface on described chassis (3) is provided with a plurality of pins (14), be provided with above the described support (6) with bottom surface, chassis (3) on the corresponding a plurality of foundation of a plurality of pins (14) (15), also be provided with the pillar (5) identical separately with pin (14) number, wherein, described chassis (3) is by pin (14) is inserted in the pillar (5), the lower end of pillar (5) is enclosed within foundation (15) above the support (6) again and goes up and link to each other with support (6).
5. micro-wave oven upward pressure sensor according to claim 2 structure is set, it is characterized in that described support (6) is a cross frame, described foundation (15) is respectively formed at four ends of cross frame.
6. micro-wave oven upward pressure sensor according to claim 1 structure is set, it is characterized in that described collet (8) is to be fixedly installed on the micro-wave oven casing bottom (13) by being arranged on to buckle to combine with collet (8) spiral shell again after the top bolt (20) of footing (9) runs through micro-wave oven casing bottom (13) from the outside.
7. micro-wave oven upward pressure sensor according to claim 1 structure is set, it is characterized in that, described pressure sensor (7) is a rectangular configuration, the following convex surface (21) that is formed with last convex surface (16) protruding upward on the two ends of the upper and lower end face of described rectangular configuration respectively and protrudes downwards, described going up on convex surface (16) and the following convex surface (21) has screw (17).
8. micro-wave oven upward pressure sensor according to claim 7 structure is set, it is characterized in that, the last convex surface (16) of described pressure sensor (7) one ends is fixedly connected on the bottom surface of support (6) by screw (17) and screw, the following convex surface (21) of the other end by screw (17) and screw be fixed on collet (8) above, and described pressure sensor (7) on, on the lower surface not be not connected with collet (8) with support (6) another on convex surface (16) and another time convex surface (21) be formed with gap (22) and following gap (23) respectively with above the bottom surface of pairing support (6) and the collet (8).
9. micro-wave oven upward pressure sensor according to claim 8 structure is set, it is characterized in that, describedly go up gap (22) and following gap (23) is 0.8~1.2mm.
CN200910307644.4A 2009-09-24 2009-09-24 Arrangement structure of pressure sensor on microwave oven Active CN102032603B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200910307644.4A CN102032603B (en) 2009-09-24 2009-09-24 Arrangement structure of pressure sensor on microwave oven

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200910307644.4A CN102032603B (en) 2009-09-24 2009-09-24 Arrangement structure of pressure sensor on microwave oven

Publications (2)

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CN102032603A true CN102032603A (en) 2011-04-27
CN102032603B CN102032603B (en) 2014-08-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106979540A (en) * 2017-04-23 2017-07-25 卫祥 Intelligent microwave oven
CN108518710A (en) * 2018-02-12 2018-09-11 四川大学 Micro-wave oven based on phased array and its space partition zone heating means

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106979540A (en) * 2017-04-23 2017-07-25 卫祥 Intelligent microwave oven
CN108518710A (en) * 2018-02-12 2018-09-11 四川大学 Micro-wave oven based on phased array and its space partition zone heating means

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