CN1455162A - Driving system of ventilating and convection fan for microwave oven - Google Patents
Driving system of ventilating and convection fan for microwave oven Download PDFInfo
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- CN1455162A CN1455162A CN 02117032 CN02117032A CN1455162A CN 1455162 A CN1455162 A CN 1455162A CN 02117032 CN02117032 CN 02117032 CN 02117032 A CN02117032 A CN 02117032A CN 1455162 A CN1455162 A CN 1455162A
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Abstract
The invention includes a cooling fan set for refrigerating the airflow in an electric storeroom; a transmission for transmission of drive force to the fan set; a convector fan for transmitting the heat generated by heater to the pocket of microwave oven with the drive of the transport. The drive system in this invention has no drive motor and drives the convector fan and the cooler fan only by a convector motor, so that the noise, the quality of component and the cost are reduced, and the efficiency of products is improved.
Description
Technical field
The present invention relates to a kind of micro-wave oven, particularly relate to the drive system of the double convection fan of a kind of micro-wave oven ventilation.
Background technology
Up to the present, the device that food is heated has a variety of.Initial heater is provided with the container that can directly contact with thermal source, gratin is placed in this container just can heats it.In addition, also develop a variety of device for cooking that can directly or indirectly utilize electric energy that food is cooked, for example, the micro-wave oven that utilizes microwave food to be heated as heating source.Micro-wave oven is that the microwave that utilizes electricity to produce is penetrated in the gratin, and the molecule that makes gratin inside moves and to the device for cooking of its heating.But the shortcoming of this micro-wave oven is that the reason such as limited owing to the unicity of heating using microwave and power output can't produce rapidly and the cooking effect of high-quality it.Solution to this problem is on the top of microwave oven cavity or the bottom is provided with the heater portion that can be used as auxiliary heating source.Micro-wave oven ventilation unit with auxiliary heating source is arranged on the top of micro-wave oven, and it can be discharged the hot gas and the oil smoke that produce in the micro-wave oven to the outside.
Fig. 1 is the micro-wave oven primary structure forward cutaway view of prior art.Fig. 2 is the micro-wave oven electricity storage chamber side sectional view of prior art.As shown in Figure 1 and Figure 2, the inside of micro-wave oven is provided with microwave oven cavity 1 with the space that can cook gratin and the electricity storage chamber 2 that can produce the electric control element of microwave.The 2 side T of electricity storage chamber near microwave oven cavity 1 are provided with magnetron 5, and the microwave that magnetron 5 produces can flow into the inside of microwave oven cavity 1.In addition, the top of electricity storage chamber 2 is provided with cooling fan assembly 10, and the rotation by the cooling motor on it 11 drives cooling fan 12 and is rotated to form and can cools off the air draught of electricity storage chamber 2.On the side of the microwave oven cavity 1 relative, be provided with agitation fan assembly 15 with the side T that is provided with magnetron 5.The inside of agitation fan assembly 15 is provided with agitation fan 16, and the rotation by this fan can make the microwave that produces from magnetron 5 be dispersed in the inside of microwave oven cavity 1.The top of microwave oven cavity 1 is provided with convection heater portion 20.Convection heater portion 20 forms the space 21 with certain space; Be provided with the convection fan 23 that convection heater 22 with circular heating portion and the high-temperature hot air that convection heater 22 is produced are transmitted in this space 21 in microwave oven cavity 1.In order to drive convection fan 23, the top in space 21 is provided with the driven pulley 24 that is connected by axle with convection fan 23.In addition, be arranged on the top of electricity storage chamber 2 with the convection current motor 25 of cooling fan assembly 10 adjacency, the top of convection current motor 25 is provided with the driving wheel 26 that can transmit power to driven pulley 24.Be provided with the rubber strip 27 that both can be linked to each other between driving wheel 26 on the convection current motor 25 and the driven pulley 24, the rotary power of convection current motor 25 can be sent on the driven pulley 24 by rubber strip 27.It is distortion and unusual startup that causes convection current motor 25 in order to prevent the high temperature that is produced by convection heater 22 that convection current motor 25 is provided with reason far away with convection heater portion 20, and in addition, the upper space of microwave oven cavity 1 is also narrow relatively.In addition, rear, top one side of microwave oven cavity 1 is provided with exhaust motor assembly 30, and its effect is that the hot gas and the oil smoke that rise from the cooking machine that is arranged on the micro-wave oven below are discharged to the outside.In the time will imposing on magnetron 5 from the high tension voltage of transformer in the electricity storage chamber 26 and high-voltage capacitance 7 inductions, magnetron 5 can be to microwave oven cavity 1 inner the transmission when producing microwave, and the rotation that is arranged on the agitation fan 16 in the agitation fan assembly 15 on microwave oven cavity 1 side on its opposite can be distributed to microwave the inside of microwave oven cavity 1 equably food is heated.The top of electricity storage chamber 2 is provided with the cooling fan assembly 10 that can cool off electricity storage chamber 2, and the rotation by the cooling motor on it 11 drives cooling fan 12 rotations can cool off the air draught of electricity storage chamber 2 to produce.By being that convection heater portion 20 connects power supplys and can make convection heater 22 produce high temperature surrounding air is heated for another heating source.In addition, the revolving force that convection current motor 25 produces can make driving wheel 26 rotations that are positioned at its top, thereby drives the also rotation together of driven pulley 24 that links to each other by rubber strip 30 with it, makes simultaneously and also therefore rotates with the convection fan 23 that axle is connected with driven pulley 24.Rotation by convection fan 23 can become the effect owing to convection heater 22 inside that air in the space 21 of high temperature are sent to microwave oven cavity 1, is formed on the thermal convection current that heat food microwave oven cavity 1 inside.In addition, the effect that is installed in the exhaust motor assembly 30 on microwave oven cavity 1 top is to discharge to the outside of micro-wave oven after sucking the oil smoke that rises from the cooking machine of its underpart and hot gas.In the micro-wave oven of this prior art, because the driven pulley of driving convection heater portion and the motor special of cooling fan need be set respectively, so can improve the manufacturing cost of product; And need utilize analog bracket and screw that convection current motor and cooling motor are installed in the top of electricity storage chamber, and can make that like this fitting operation and fixture are very complicated, not only increase assembling procedure, and reduced production efficiency of products; In addition, the driving of convection current motor and cooling motor also can make the noise of generation strengthen, thereby has increased power consumption.
Summary of the invention
In order to address the above problem, the object of the present invention is to provide a kind ofly reduce cost of goods manufactured, install simple, assembling procedure is few, production efficiency is high, noise and the low micro-wave oven of power consumption ventilate the drive system of convection fan of holding concurrently.
In order to achieve the above object, the drive system of the double convection fan of micro-wave oven ventilation provided by the invention comprises the cooling fan assembly that can produce cooling electricity storage chamber air-flow; Transmit the conveyer of driving force for cooling fan assembly; The heat that convection heater produces is sent to the convection fan of microwave oven cavity inside with the power that utilizes conveyer belt to transmit.
Described conveyer comprises with cooling fan assembly and is arranged on driving wheel on the same axle; Be arranged on driven pulley on the same axle with convection fan; Reach and hang over the conveyer belt that can transmit power on driving wheel and the driven pulley simultaneously.
The drive system of double convection fan has been removed drive motors because micro-wave oven provided by the invention ventilates, only utilize the convection current motor to drive convection fan and cooling fan, so not only can reduce the generation of noise and the quantity of element, and reduce the manufacturing cost of product and improved the packaging efficiency of product.
Description of drawings
Be elaborated below in conjunction with the drive system of the drawings and specific embodiments to the double convection fan of micro-wave oven ventilation of the present invention.
Fig. 1 is the micro-wave oven primary structure forward cutaway view of prior art.
Fig. 2 is the micro-wave oven electricity storage chamber side sectional view of prior art.
Fig. 3 is a micro-wave oven primary structure forward cutaway view of the present invention.
Fig. 4 is a micro-wave oven of the present invention electricity storage chamber side sectional view.
The specific embodiment
As shown in Figure 3, Figure 4, the inside of micro-wave oven is provided with microwave oven cavity 50 and the electricity storage chamber 55 that is positioned at microwave oven cavity 50 sides.On the 55 side T of electricity storage chamber magnetron 60 is installed.The bottom surface of electricity storage chamber 55 is equipped with electric control elements such as the transformer 61 that can vibrate magnetron 60 and high-voltage capacitance 62.The side of the microwave oven cavity relative with side T is provided with agitation fan assembly 66, its inside be provided with can dispersion microwave agitation fan 65.The top of microwave oven cavity 50 is provided with convection heater portion 70, as the convection heater 71 of heating source for circular ring-type and be installed in the space 72 with certain space.Central parts in the space 72 are provided with convection fan 73, and the rotation by convection fan 73 can transmit the air that has heated in microwave oven cavity 50.The top in space 72 be provided with convection fan 73 with the driven pulley 74 that axle links to each other, hang with conveyer belt 80 on the driven pulley 74.The top of electricity storage chamber 55 is provided with cooling fan assembly A, and this cooling fan assembly A can transmit power to driven pulley 74, and cools off electricity storage chamber 55 by the rotation of the cooling fan on it 77.And be positioned at the top of cooling fan assembly A, and be connected with the driving wheel 76 that can tangle conveyer belt as the convection current motor 75 of another drive source.In addition, driven pulley 74 with driving wheel 76 that convection current motor 75 is connected on all hang with the conveyer belt 80 that can transmit power.The bottom of cooling fan assembly A is equipped with the cooling fan 77 that can produce air draught.Top one side of microwave oven cavity 50 also is equipped with exhaust motor assembly 90, and its effect is that the oil smoke and the hot gas that rise from the cooking machine that is arranged on its underpart are discharged to the outside.When the method that the high tension voltage of responding to from the transformer 61 that is arranged on electricity storage chamber 55 bottom surfaces when utilization charges for high-voltage capacitance 62 is vibrated magnetron 60, can make magnetron 60 produce microwaves and to microwave oven cavity 50 inner transmissions, and the rotation of the agitation fan 65 by being positioned at agitation fan assembly 66 inside can be distributed to the inside of microwave oven cavity 50 equably with these microwaves and food is evenly heated.At this moment, the electric control element that is arranged on electricity storage chamber 55 inside can give out heat, particularly can produce high temperature from transformer 61 and magnetron 60.At this moment can drive cooling fan 77 by the convection current motor 75 on electricity storage chamber 55 tops is rotated to form and can cools off the air draught of electricity storage chamber 55.In addition, the driving wheel 76 that is arranged on convection current motor 75 tops also is rotated together, and by conveyer belt 80 rotary power is sent on the driven pulley 74.And the rotary power that is sent on the driven pulley 74 can make convection fan 73 rotations that are connected with axle with driven pulley 74, and will utilize convection heater 71 high temperature airs that 72 inside produce in the space to be sent to the inside of microwave oven cavity 50.In addition, exhaust motor assembly 90 can suck the oil smoke that rises from the bottom and hot gas by the air entry that is arranged on the one end after the outlet of the other end is discharged to the outside.
Claims (2)
1, the drive system of the double convection fan of a kind of micro-wave oven ventilation is characterized in that: the drive system of the double convection fan of described micro-wave oven ventilation comprises the cooling fan assembly (A) that can produce cooling electricity storage chamber (55) air-flow; Transmit the conveyer of driving force for cooling fan assembly (A); With the power that utilizes conveyer belt (80) to transmit the heat that convection heater (71) produces is sent to the inner convection fan (73) of microwave oven cavity (50).
2, the micro-wave oven according to claim 1 drive system of convection fan of holding concurrently of ventilating is characterized in that: described conveyer comprises with cooling fan assembly (A) and is arranged on driving wheel (76) on the same axle; Be arranged on driven pulley (74) on the same axle with convection fan (73); Reach and hang over the conveyer belt (80) that can transmit power on driving wheel (76) and the driven pulley (74) simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02117032 CN1455162A (en) | 2002-04-29 | 2002-04-29 | Driving system of ventilating and convection fan for microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02117032 CN1455162A (en) | 2002-04-29 | 2002-04-29 | Driving system of ventilating and convection fan for microwave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1455162A true CN1455162A (en) | 2003-11-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02117032 Pending CN1455162A (en) | 2002-04-29 | 2002-04-29 | Driving system of ventilating and convection fan for microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1455162A (en) |
-
2002
- 2002-04-29 CN CN 02117032 patent/CN1455162A/en active Pending
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