TW201803449A - Automatic roaster capable of effectively using the heated air to uniformly heat food roasted in the roaster and shortening roasting time - Google Patents

Abstract

The present invention relates to an automatic roaster, comprising a positioning seat, a heating device, a barrel, a fixed shaft, a fixed gear, a rotatable tube, a transmission motor, an output gear, a transmission gear, and a transmission module. With such an arrangement, heated air is convected in the roaster for effective use of the heated air to uniformly heat food roasted in the roaster and to shorten roasting time. A bottom end of the heating device is fixed on the positioning seat. The barrel houses a part of the heating device. A part of the barrel is fixed on the heating device. The barrel and the heating device collectively surround a space that forms a roasting space. The fixed shaft has a top end and a bottom end. The bottom end of the fixed shaft is fixed with the positioning seat. The fixed shaft is extended through the heating device and the two ends of the fixed shaft is projected outside the heating device. The fixed gear is mounted horizontally to the top end of the fixed shaft and is not extended beyond the roasting space. The rotatable tube is sleeved to the fixed shaft rotatably with respect to the fixed shaft and the heating device. The rotatable tube is also extended out of the heating device. The transmission motor is mounted in the positioning seat. The output toothed wheel is mounted to an output end of the transmission motor. The transmission gear is sleeved to the rotatable tube at a location adjacent to the bottom end. The transmission is meshed with the output gear.

Description

Automatic oven

The invention mainly relates to a baking device, in particular to an automatic oven which can effectively use hot air, make the temperature uniform, and allow food to be uniformly heated.

Ovens are kitchen baking utensils that households and businesses use daily. They can be used to bake bread, snacks, chicken, seafood, etc. Today's automatic ovens have also developed many forms. However, no matter what type of automatic oven Because it is difficult to install heaters everywhere in the furnace, and the hot gas generated by the heater cannot be effectively used, there are many problems with uneven hot gas in the furnace. It may occur when the food baked in the furnace is over-cooked in some places and not cooked in some places. In some cases, the baking time is prolonged because the unripe portion of the food must continue to be baked, further increasing the use cost.

Therefore, the purpose of the present invention is to effectively use hot gas to convect the hot gas in the furnace to the entire furnace, so that the baked food is uniformly heated without the problem of uneven cookedness of the baked food.

To achieve the above object, the present invention provides an automatic oven including a positioning base, a heating device, a barrel, a fixed shaft, a fixed gear, a rotating tube, a transmission motor, an output gear, a transmission gear and A transmission module; the bottom end of the heating device is fixed on the positioning seat, the barrel body covers a part of the heating device, the barrel body part is fixed on the heating device, and the barrel body and the heating device surround The space forms a baking space. The fixed shaft has a top end and a bottom end. The bottom end of the fixed shaft is fixed to the positioning seat. The fixed shaft penetrates into the heating device and both ends of the fixed shaft penetrate out of the heating. Outside the device, the fixed gear is flatly fixed to the top of the fixed shaft and does not exceed the baking space. The rotating tube is sleeved on the fixed shaft relative to the fixed shaft and the heating device, and the rotating tube also passes through. Out of the heating device, the transmission motor is disposed in the positioning base, the output gear is disposed at the output end of the transmission motor, the transmission gear is sleeved near the bottom end of the rotating tube, and the transmission gear and the The output gears are meshed; and the transmission module is sleeved near the top end of the rotating tube and is contained in the baking space. The transmission module includes a rotating disk, a plurality of planet wheels, and a plurality of fan wheels. A rotating disk is sleeved near the top of the rotating tube, the plurality of planetary wheels are arranged around the rotating disk at an equal interval around a fixed shaft, and the plurality of planetary wheels are each passed through a first rotating shaft and can be opposed to the rotating shaft. The rotating disc is rotatably disposed on the rotating disc. The bottom end of each first rotating shaft protrudes from the rotating disc and is provided with a hanging part. The diameter of the plurality of fan wheels is smaller than the diameter of each planet wheel. The plurality of fan wheels are fixed to the shaft. It is arranged around the rotating disk as a center, and the plurality of fan wheels are each meshed with a planetary wheel. Each of the plurality of fan wheels is penetrated by a second rotating shaft and is rotatably provided on the rotating disk. Above, the bottom end of each second rotating shaft protrudes from the rotating disk and is provided with a fan.

In the automatic oven, each planetary gear includes a first planetary gear member and a second planetary gear member, and the first planetary gear member and the second planetary gear member are coaxially disposed on the first rotating shaft. A planet gear is engaged with the fixed gear, the second planet gear is located below the first planet gear, the fan wheel is in the same plane as the second planet gear, and the fan wheel and the second planet gear Pieces are engaged.

In the automatic oven, the barrel body includes a barrel body, an oil collecting tank, a drain port, and a door panel. The barrel body includes a downwardly-opening groove and an access hole provided on a wall surface. The oil collecting tank It is set at the opening of the groove of the barrel body, the top edge of the oil collecting tank is connected with the bottom edge of the barrel body, the drain opening is opened and closed, the drain opening is penetrated at the bottom end of the oil collecting tank, and the door panel It is set on the outer wall surface of the barrel and covers the taking hole.

With the above technical means, the achievable effects of the present invention are as follows: 1. The present invention can use a single motor to simultaneously drive the gears, fans and baked food to rotate and rotate, which can reduce the overall production cost. 2. With the setting of the fan, the rising hot air can be blown down to promote the convection of the hot air in the oven to the entire baking space, so that the baked food is evenly heated, to effectively use the hot air, and reduce the use cost.

The present invention provides an automatic oven. A preferred embodiment thereof, as shown in FIGS. 1 to 4, includes a positioning base 10, a heating device 20, a barrel 30, a fixed shaft 40, and a fixed gear 50. , A rotating tube 60, a transmission motor 12, an output gear 14, a transmission gear 62 and a transmission module 70.

The bottom end of the heating device 20 is fixed on the positioning base 10. The heating device 20 may include a plurality of heating rods or heating plates surrounding the outer wall of the heating device 20. The barrel 30 covers a part of the heating device 20. A part of the barrel body 30 is fixed on the heating device 20, and the space surrounded by the barrel body 30 and the heating device 20 forms a baking space. The barrel body 30 includes a barrel body 32, an oil collecting tank 34, and a drain. The mouth 36 and a door 38. The barrel 32 includes a downwardly-opening groove and a receiving hole 322 provided on the wall surface. The oil collecting groove 34 is provided at the opening of the groove of the barrel 32. The top edge is connected to the bottom edge of the barrel body 32. The cross section of the oil collecting tank 34 may be U-shaped or V-shaped. The drain opening 36 is opened and closed. The drain opening 36 is provided through the bottom of the oil collecting tank 34. It is preferable that the switch of the drain port 36 is a faucet, and the oil accumulated in the oil collecting tank 34 can be discharged from the drain port 36 by opening the tap. The door plate 38 is provided on the outer wall surface of the barrel body 32 The cover 322 is covered.

The fixed shaft 40 has a top end and a bottom end. The bottom end of the fixed shaft 40 is fixed to the positioning base 10. The fixed shaft 40 penetrates into the heating device 20 and both ends of the fixed shaft 40 penetrate through the heating device. Outside 20, the fixed gear 50 is fixed on the top of the fixed shaft 40 horizontally and does not exceed the baking space, and the rotating tube 60 is rotatably sleeved on the fixed shaft 40 relative to the fixed shaft 40 and the heating device 20, And the rotating tube 60 also penetrates the heating device 20, the transmission motor 12 is disposed in the positioning base 10, the output gear 14 is disposed at the output end of the transmission motor 12, and the transmission gear 62 is sleeved on the rotation tube At the near-bottom end of 60, the transmission gear 62 and the output gear 14 can mesh with each other in the same plane.

The transmission module 70 is sleeved near the top of the rotating tube 60 and is accommodated in the baking space. The transmission module 70 includes a rotating disk 72, a plurality of planet wheels 74, a plurality of fan wheels 76, and a A dust cover 78, the rotating disk 72 is sleeved near the top of the rotating tube 60, the plurality of planetary wheels 74 are arranged around the rotating disk 72 at an equal interval around the fixed shaft 40, and each of the plurality of planetary wheels 74 is A first rotating shaft 75 is arranged on the rotating disk 72 so as to be rotatable relative to the rotating disk 72. The bottom end of each first rotating shaft 75 protrudes from the rotating disk 72 and is provided with a hanging portion 752. The hanging portion 752 It may be a ring or a hook, and the plurality of planetary gears 74 may be five. Preferably, each planetary gear 74 includes a first planetary gear member 742 and a second planetary gear member 744. 742 and the second planetary gear 744 are coaxially disposed on the first rotating shaft 75. The first planetary gear 742 is meshed with the fixed gear 50. The second planetary gear 744 is located on the first planetary gear 742. Below, the diameters of the first planetary gear 742 and the second planetary gear 744 may be different.

The plurality of fan wheels 76 are arranged around the rotating disk 72 with the fixed shaft 40 as the center. Each of the plurality of fan wheels 76 is penetrated by a second rotating shaft 77 and is rotatably provided on the rotating disk 72 relative to the rotating disk 72. Above 72, and the plurality of fan wheels 76 are each meshed with a planetary wheel 74, the plurality of fan wheels 76 may be five, and preferably, the fan wheel 76 and the second planetary wheel member 744 are in the same plane, And the fan wheel 76 meshes with the second planetary gear member 744, and the diameters of the plurality of fan wheels 76 are smaller than the diameters of the first planetary gear member 742 and the second planetary gear member 744 of each planetary gear 74, each second The bottom end of the rotating shaft 77 protrudes from the rotating disk 72 and is provided with a fan 772. The dust cover 78 covers the fixed gear 50, each planetary wheel 74 and the fan wheel 76. The wall edge of the dust cover 78 is the same as the wall edge of the rotating disk 72. The connection can prevent dust and oil from adhering to the gears 50, 74, 76 and causing changes in the gaps and further damage of the gears 50, 74, 76.

Please refer to FIG. 2 to FIG. 5. In the use state of the preferred embodiment of the automatic oven of the present invention, the chicken 80 and the baking tray rack 90 are hung on the hanging part 752. The heating rod or heater of the heating device 20 is heating The transmission motor 12 is operated to rotate the output gear 14 connected to the output end. The output gear 14 drives the transmission gear 62 meshing with the output gear 14 to rotate. Because the transmission gear 62 is connected to the rotating tube 60 and the rotating tube 60 is connected to the rotating disk. 72, so that the rotating tube 60 and the rotating disk 72 rotate together with the driving gear 62, because the bottom end of the fixed shaft 40 is fixed to the positioning base 10, the fixed gear 50 is fixed to the top of the fixed shaft 40, and the first rotating shaft connected to the planetary gear 74 75 The second rotating shaft 77 connected to the fan wheel 76 is rotatably connected to the rotating disk 72, so when the rotating disk 72 rotates, the planetary wheel 74 on the first rotating shaft 75 and the fan wheel 76 on the second rotating shaft 77 will follow Rotating together with the rotating disk 72, and because the rotating disk 72 rotates, the first planetary gear 742 is connected to the first rotating shaft 75 and rotates relative to the fixed shaft 40 and the fixed gear 50, so the hanging portion 752 of the first rotating shaft 75 will follow The first planetary wheel 742 rotates by itself, because the first The planetary gear member 742 and the second planetary gear member 744 are on the same first rotating shaft 75. The first planetary gear member 742 and the second planetary gear member 744 rotate at the same time, and the second planetary gear member 744 is meshed with the fan wheel 76. Drive the fan wheel 76 to rotate on its own, and because the diameter of the fan wheel 76 is smaller than the diameter of the planetary wheel 74, the rotation speed of the second rotating shaft 77 relative to the rotating disk 72 is different from the rotating speed of the first rotating shaft 75 relative to the rotating disk 72. When the fan 772 connected to the rotating shaft 77 rotates, it can push the hot air above.

Because the present invention can use a motor to drive the gears 74, fans 722, and hanging parts 752 to rotate and rotate at the same time, the production cost can be reduced, and by turning the fan 772, the hot air above can be pushed down to enable baking. The convection of hot air in the space allows the hot air to be evenly distributed to the entire baking space, to effectively use the hot air and to uniformly heat the food on the chicken 80 and the baking tray rack 90, which can further reduce the baking time and the use cost.

10‧‧‧ Positioning Block
12‧‧‧Drive motor
14‧‧‧output gear
20‧‧‧Heating device
30‧‧‧ barrel
32‧‧‧ barrel
322‧‧‧take mouth
34‧‧‧ Oil collecting tank
36‧‧‧Drain port
38‧‧‧Door panel
40‧‧‧Fixed shaft
50‧‧‧ fixed gear
60‧‧‧rotating tube
62‧‧‧Drive gear
70‧‧‧drive module
72‧‧‧ rotating disk
74‧‧‧ planet wheel
742‧‧‧The first planetary gear
744‧‧‧Second Planetary Gear
75‧‧‧first shaft
752‧‧‧Hanging Department
76‧‧‧fan wheel
77‧‧‧Second shaft
772‧‧‧fan
78‧‧‧ dust cover
80‧‧‧ Chicken
90‧‧‧Bakeware rack

FIG. 1 is a side sectional view of a preferred embodiment of the present invention. FIG. 2 is a partially enlarged side sectional view of a preferred embodiment of the present invention. FIG. 3 is a partially enlarged cross-sectional view of a preferred embodiment of the present invention. FIG. 4 is a schematic top sectional view of a preferred embodiment of the present invention. FIG. 5 is a schematic side sectional view of a use state of a preferred embodiment of the present invention.

10‧‧‧ Positioning Block

12‧‧‧Drive motor

14‧‧‧output gear

20‧‧‧Heating device

30‧‧‧ barrel

32‧‧‧ barrel

34‧‧‧ Oil collecting tank

36‧‧‧Drain port

38‧‧‧Door panel

40‧‧‧Fixed shaft

50‧‧‧ fixed gear

60‧‧‧rotating tube

62‧‧‧Drive gear

70‧‧‧drive module

72‧‧‧ rotating disk

74‧‧‧ planet wheel

742‧‧‧The first planetary gear

744‧‧‧Second Planetary Gear

75‧‧‧first shaft

752‧‧‧Hanging Department

76‧‧‧fan wheel

77‧‧‧Second shaft

772‧‧‧fan

78‧‧‧ dust cover

Claims (3)

An automatic oven includes a positioning base, a heating device, a barrel, a fixed shaft, a fixed gear, a rotating tube, a transmission motor, an output gear, a transmission gear and a transmission module; the heating device The bottom end is fixed on the positioning seat, the barrel body covers a part of the heating device, the barrel body part is fixed on the heating device, the barrel body and the space surrounded by the heating device form a baking space, the The fixed shaft has a top end and a bottom end, the bottom end of the fixed shaft is fixed to the positioning seat, the fixed shaft penetrates into the heating device and the two ends of the fixed shaft penetrate out of the heating device, and the fixed gear lies flat It is fixed on the top of the fixed shaft and does not exceed the baking space. The rotating tube is sleeved on the fixed shaft relative to the fixed shaft and the heating device, and the rotating tube also passes through the heating device. A transmission motor is disposed in the positioning base, the output gear is disposed at the output end of the transmission motor, the transmission gear is sleeved at the near-bottom end of the rotating tube, and the transmission gear meshes with the output gear; and A moving module is sleeved near the top of the rotating tube and is accommodated in the baking space. The transmission module includes a rotating disk, a plurality of planetary wheels, and a plurality of fan wheels. Near the top end of the tube, the plurality of planetary wheels are arranged around the rotating disk at an equal interval around a fixed axis. The plurality of planetary wheels are each passed through a first rotating shaft and are rotatably provided on the rotating disk. On the rotating disk, the bottom end of each first rotating shaft protrudes from the rotating disk and is provided with a hanging part. The diameter of the plurality of fan wheels is smaller than the diameter of each planetary wheel. The plurality of fan wheels are arranged around the rotation around the fixed shaft. Above the disk, and each of the plurality of fan wheels meshes with a planetary wheel, each of the plurality of fan wheels is passed through a second rotating shaft and is rotatably disposed above the rotating disk with respect to the rotating disk, and each second rotating shaft is bottomed The end protrudes from the rotating disk and is provided with a fan. According to the automatic oven described in claim 1, each planetary gear includes a first planetary gear member and a second planetary gear member, and the first planetary gear member and the second planetary gear member are coaxially disposed on the first rotating shaft. The first planetary gear is in mesh with the fixed gear, the second planetary gear is located below the first planetary gear, the fan wheel and the second planetary gear are in the same plane, and the fan wheel and the The second planetary gears are engaged. The automatic oven as described in claim 1 or 2, the barrel body comprises a barrel body, an oil collecting tank, a drain port and a door panel, the barrel body includes a downwardly-opening groove and a handle provided on the wall surface. Take the hole, the oil collecting tank is set at the groove opening of the barrel body, the top edge of the oil collecting tank is connected to the bottom edge of the barrel body, the drain port is opened and closed, and the drain port is provided through the oil collecting tank. At the bottom end, the door panel is disposed on the outer wall surface of the barrel body and covers the taking hole.