CN2041888U

CN2041888U - Hanging oven with variable rotation speed

Info

Publication number: CN2041888U
Application number: CN 88221146
Authority: CN
Inventors: 金辉林
Original assignee: Individual
Current assignee: Individual
Priority date: 1988-12-20
Filing date: 1988-12-20
Publication date: 1989-08-02

Abstract

The utility model discloses a hanging oven with variable rotation speed, comprising an infrared heating board or tube (sheet), a box body, a motor transmission part and a rotation plate mechanism of hanging rotation which is a parallelogram planet transmission mechanism with variable speed. The pin axle on a driving crank wheel (a fixed planetary wheel) in the rotation plate mechanism and a pin axle on a planetary chain wheel are entirely and eccentrically inserted into a poking plate. The back rotation direction of the big rotation plate in the rotation plate mechanism is variable and the speed is variable and thus the self rotation of the planetary can generate acceleration self rotation or deceleration rotation. The hanging oven with variable rotation speed changes the uniform motion of the parallelogram transmission into the variable motion to be used in the food baking device with the advantages of uniform food heating, high automation, simple structure and long service life.

Description

Hanging oven with variable rotation speed

The utility model is a kind of far infrared baking oven of baked food, the rotating disk mechanism that this baking oven is hung by Far-infrared Heating plate (pipe, sheet), casing, motor transmission part and rotation is formed, this rotating disk mechanism is a variable-ratio parallelogram epicyclic transmission mechanism, and this baking oven is mainly used in hangable food such as baking meat, bird.

Chinese patent CN86100016 has announced a kind of method and apparatus of heated food, this device adopts the heating shell and the circular rotating disc that tilts that have microwave source, the certain angle of this rotating disc inclination, be arranged in the housing of heating, its objective is that the deadweight that can utilize food makes circular motion around self axle on the rotating disc, to reach the evenly effect of baking of food, the rotating disc on this device only is applicable to the food of baking profile rule, as bread etc.Chinese patent CN87210999 has announced the multi-function food baking machine of a kind of enhancing infra-red radiation, this device is main adopt the wire netting tube to material toast, frying, as Chinese herbal medicine, peanut, melon seeds etc.

The purpose of this utility model provides a kind of baking oven that meat, bird food are hung in baking that aims at, because the specific (special) requirements of this based food baking is very strict, as reaching effect of tendering with a crispy crust etc., therefore then require the food of this baking oven baking to be heated evenly, the baking time is short, power consumption is little, and the baking surface is sallow, quality is high.For this reason, this baking oven that the utility model provides both can revolve round the sun, but rotation again, and simultaneously all right speed change is to realize the purpose of above-mentioned baking.

For achieving the above object, the utility model has adopted following structure: the rotating disk mechanism that this baking oven is hung by Far-infrared Heating plate (pipe, sheet), casing, motor transmission part and rotation is formed.This rotating disk mechanism is a kind of variable-ratio parallelogram epicyclic transmission mechanism, this mechanism is made up of dial 1, traffic cycle 11, revolving chain wheel 6, driving crank axle 5 and planet crankwheel 10, the sprocket wheel 4 of driving crank axle 5 upper ends is connected with motor transmission part 16,17, and the eccentric pin shaft on driving crank axle 5 lower ends inserts in the dial 1; Dial 1 is arranged between traffic cycle 11 and the revolving chain wheel 6, revolving chain wheel 6 is connected with the reversing wheel 8 of motor transmission part, the supporting plate 24 of revolving chain wheel 6 lower ends is connected as a single entity by little bearing holder (housing, cover) 3, is connected as a single entity by traffic cycle fixed axis 12 again between traffic cycle 11 and the supporting plate 24; The planet crankwheel 10 that can distribute arbitrarily on the traffic cycle, the bearing pin on the planet crankwheel 10 are all eccentric to be inserted in the dials 1.When driving crank axle 5 is subjected to motor-driven to do revolution clockwise, dial 1 is revolution clockwise also, dial 1 makes whole planet crankwheels 10 also do revolution clockwise again in traffic cycle 11, meanwhile, revolving chain wheel 6 is done revolution counterclockwise by the wheel of the duplex break-in on the motor transmission part 8, because revolving chain wheel 6 is structure as a whole with traffic cycle 11, then traffic cycle 11 also produces reverse, because the revolution that the reverse of traffic cycle 11 just makes the planet crankwheel 10 that is distributed on the traffic cycle 11 produce acceleration, realized that promptly this device promptly has revolution, rotation is also arranged, reached the purpose of food thermally equivalent baking.In addition, the electric-motor drive part can be adjusted the different numbers of teeth with duplicate sprocket 9 and duplex break-in wheel 8 between the rotary turnplate mechanism, to reach revolution or the required speed of rotation, because the rotating direction-agile of this rotating disk mechanism, speed is variable, the rotation of planet has just produced the effect of quickening rotation or deceleration rotation, it changes the uniform motion of parallelogram Gear Planet Transmission in the prior art into variable motion, and is applied in the baked food, and food is heated evenly, and can be used for the requirement of Special food baking, in addition, this Roaster structure is simple, and is high temperature resistant, long service life, the automaticity height.

Below in conjunction with accompanying drawing the utility model embodiment is further described.

Accompanying drawing 1 is that baking oven overall structure schematic diagram is hung in the variable-ratio rotation.

Accompanying drawing 2 is variable-ratio parallelogram epicyclic transmission mechanism structure principle charts.

Accompanying drawing 3 is planet crankwheel 10 upper pin eccentric position figure and traffic cycle 11 and dial direction of rotation schematic diagram.

With reference to Fig. 1 as can be seen, Far-infrared Heating plate or pipe, sheet 18 is arranged on the inwall of baking oven casing 19, motor transmission part is arranged on the top 20 of baking oven, on the center at baking oven top, be provided with rotation and hang rotating disk mechanism, the large shaft sleeve 2 of rotating disk mechanism is fixed on the top 20 at baking oven center, simultaneously big bearing holder (housing, cover) 2 is supporting little bearing holder (housing, cover) 3, in little bearing holder (housing, cover) 3, driving crank axle 5(sun wheel is installed), in the upper end of driving crank axle 5 are driving crank axle sprocket wheels 4, sprocket wheel 4 links to each other with the upper sprocket wheel of the duplicate sprocket 9 of reduction box 7 bottoms, the lower sprocket of duplicate sprocket 9 links to each other with duplex break-in wheel 8, and the reversing wheel of duplex break-in wheel 8 links to each other with revolving chain wheel 6.

Rotate as can be seen with reference to Fig. 2 that to hang rotating disk mechanism be a parallelogram epicyclic transmission mechanism, there is an eccentric pin shaft 21 lower end of driving crank axle 5, eccentric pin shaft 21 is inserted in the dial 1, the embodiment of Fig. 2 is the 20mm place, have circular hole 22 on the medium position of dial 1, the diameter of circular hole adds the size of fixed axis 12 diameters greater than the eccentric pin shaft tactical diameter, to prevent the collision in rotation process of dial and fixed axis.Revolving chain wheel 6 is connected as a single entity with the supporting plate 24 of lower end, and traffic cycle fixed axis 12 is connected as a single entity revolving chain wheel 6 and traffic cycle by the circular hole 22 on the dial 1.The planet sprocket 10 that distributing arbitrarily on the traffic cycle 11, the bearing pin 23 of planet sprocket 10 upper ends is all eccentric to be inserted in the dials 1, and eccentric throw is consistent with bearing pin 21 eccentric throws on the driving crank wheel, is in bearing pin 21, the 23 insertion dials 1 to be rotatably assorted.The planet hook 14 of planet sprocket 10 lower ends all is arranged in the planet axis bearing sleeve 13, and this planet axis bearing sleeve is fixed on the traffic cycle 11, and the planet hook hangs with hung hook 15 14 times.

Can further see the eccentric position of bearing pin 23 on dial 1 on bearing pin 21 and the planet sprocket 10 on the driving crank axle clearly with reference to Fig. 3, the figure shows out that dial 1 is just changeing clockwise simultaneously and the traffic cycle 11 direction schematic diagrames of counter-rotating counterclockwise.

The design's baking oven is applicable to the heating baked food, and particularly the baking bird is heated evenly, the baking time is short, and power consumption is little, the food quality height of baking, take roast chicken as example, the long 300mm of each hung hook suspended, the article of radius of gyration 200mm, 2-4 rev/min of baking bird revolution, scope the best of rotation 4-8 rev/min, roasting 12 simultaneously in every stove, 45 minutes baking time, average every less than 4 minutes, the appearance color of baking is sallow, delicious flavour.

Claims

1, the variable-ratio formed of a kind of rotating disk of being hung by Far-infrared Heating plate (pipe or sheet), casing, motor transmission part and rotation rotates and hangs baking oven, it is characterized in that this rotating disk mechanism is a kind of variable-ratio parallelogram epicyclic transmission mechanism, this transmission mechanism is made up of dial 1, traffic cycle 11, revolving chain wheel 6, driving crank axle 5 and planet crankwheel 10, the sprocket wheel 4 of driving crank axle 5 upper ends is connected with motor transmission part, and the eccentric pin shaft 21 on driving crank axle 5 lower ends inserts in the dial 1; Dial 1 is arranged between traffic cycle 11 and the revolving chain wheel 6, and revolving chain wheel 6 is connected with the reversing wheel 8 of motor transmission part; Traffic cycle 11 is connected as a single entity by traffic cycle fixed axis 12 with revolving chain wheel 6, and the planet crankwheel 10 that distributing arbitrarily on the traffic cycle is in the bearing pin 23 whole eccentric slotting tool dials 1 on the planet crankwheel 10.

2, baking oven is hung in rotation according to claim 1, the middle part that it is characterized in that dial 1 has circular hole 22, the diameter of circular hole adds the size of fixed axis 12 diameters greater than the eccentric pin shaft tactical diameter, and traffic cycle fixed axis 12 is connected as a single entity revolving chain wheel 6 and traffic cycle 11 by this hole.

3, baking oven is hung in rotation according to claim 1, it is characterized in that being distributed in bearing pin 23 on the whole planet crankwheels 10 on the traffic cycle 11 and the bearing pin 21 on the driving crank axle, the eccentric throw unanimity.

4, baking oven is hung in rotation according to claim 3, it is characterized in that being in eccentric pin shaft 21, the 23 insertion dials 1 being rotatably assorted.

5, baking oven is hung in rotation according to claim 1, it is characterized in that planet sprocket 10 lower ends are provided with planet hook 14, and this hook all is arranged in the planet axis bearing sleeve 13, and planet axis bearing sleeve 13 is fixed on the traffic cycle 11.