CN209882906U - Duck roasting furnace - Google Patents

Abstract

The utility model provides a roast duck stove, include: the device comprises a furnace body, a rotating device, a heating device, an oil receiving disc and a spraying device, wherein the upper half part of the furnace body is a baking box, and the lower half part of the furnace body is a blank making box; the heating device is arranged in the baking box and used for providing heat required by baking; the rotating device is arranged in the baking box and is used for driving the duck blanks to rotate in the baking box; the oil receiving disc is arranged in the baking box and used for containing oil drops dropping in the duck baking process and heating the skin water by using heat during baking; the spraying device is arranged inside the blank making box and is used for spraying skin water to the duck blanks. A roast duck stove, can effectively utilize the heat that toasts the in-process and produce, heat the skin water, not only promoted the preparation speed of duck base, can also promote roast duck stove's whole heat utilization efficiency.

Description

Duck roasting furnace

Technical Field

The utility model belongs to food baking equipment field especially relates to a roast duck stove.

Background

The roast duck is a long-history food, has the characteristics of red and bright color, tender meat, mellow taste and fat but not greasy taste, and is deeply popular with the masses. The preparation process of the roast duck can be roughly divided into two steps: processing the duck blanks and baking in an oven. When the duck blanks are processed, the heated skin water is required to be smeared on the surfaces of the duck blanks, and the duck blanks are dried, so that the duck skins are more crisp after being baked, the processed duck blanks are baked, and the edible requirements of people are met.

In the prior art, the processing work of the duck blanks can only be completed manually, so the efficiency is low, and in the manufacturing process of the duck blanks, an extra heat source is required to heat the skin water, so the energy consumption for manufacturing the roast ducks is increased. The existing duck roasting furnace can only realize the roasting process of duck blanks, can not help the production of the duck blanks, and can not effectively utilize a large amount of heat generated by the duck roasting furnace during roasting.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a roast duck stove to realize promoting the purpose of duck base preparation speed and roast duck stove heat utilization efficiency.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a duck roasting oven comprising: the device comprises a furnace body, a rotating device, a heating device, an oil receiving disc and a spraying device; a horizontally arranged isolation plate is arranged in the furnace body, a baking box is arranged above the isolation plate, and a blank making box is arranged below the isolation plate;

the heating device is arranged in the baking oven and comprises a central heating column and a side wall heating column, the central heating column is located at the axis position of the baking oven, the side wall heating column is annularly arranged in the side wall of the baking oven by taking the central heating column as the axis, and when the baking is carried out, the central heating column and the side wall heating column are simultaneously started so that the baking temperature of the roasted duck in the baking oven is reached;

the rotating device comprises a motor and a hanging bracket, the hanging bracket is arranged in the baking oven, the motor is arranged on the top surface of the oven body, and the motor drives the hanging bracket to rotate; the bottom of the hanging bracket is provided with a hanging ring, and the hanging ring is positioned between the central heating column and the side wall heating column;

the oil receiving disc is arranged at the top of the partition plate, and a heat exchange cavity is arranged inside the oil receiving disc; the spraying device comprises: the accommodating box is arranged inside the blank making box and communicated with the heat exchange cavity through the liquid inlet pipe and the liquid outlet pipe, and a circulating pump is further arranged on the liquid inlet pipe; the suspension bracket is arranged below the containing box, a spray head is arranged at the bottom of the containing box, and the spray head is communicated with the containing box through a water pump.

Further, the rotating device includes: a gear, a fixed gear ring and a rotating component; the hanging ring is fixedly connected with the bottom surface of the gear, and the top surface of the gear is rotatably connected with the hanging bracket through a rotating part; the fixed gear ring is fixedly arranged on the inner wall of the baking oven, and the gear is meshed with the fixed gear ring.

Furthermore, the rotating part is a plane bearing, a bearing loose ring is close to the hanging bracket, and a tight ring is close to the gear.

Further, the mounted frame includes rings and bracing piece, rings level sets up inside the blank making case, and rings pass through the bracing piece and link to each other with the lateral wall of blank making case.

Furthermore, the shower head includes central shower head and marginal shower head, the central shower head is located the axis of rings, the marginal shower head is 3 at least, and is cyclic annular distribution in the week side of central shower head, and the distance of arbitrary marginal shower head to central shower head is greater than the radius length of rings.

Further, bake out the case and include isolation interlayer, isolation interlayer sets up in the lateral wall of baking out the case, and isolation interlayer is located the outside of lateral wall heating post.

Further, the duck roasting oven comprises a drying device, wherein the drying device comprises an air guide pipe and a fan; one end of the air duct is communicated with the isolation interlayer, the other end of the air duct is communicated with the blank making box, the fan is arranged on the air duct, and hot air in the isolation interlayer can be guided to the interior of the blank making box through the fan, so that the drying speed of the duck blanks is accelerated.

Compared with the prior art, the duck roasting furnace of the utility model has the following advantages:

(1) a roast duck stove, set up the blank making case in the below of toasting the case, spray set in the blank making case can carry out the skin water to the duck base and spray work, has promoted the work efficiency of duck base preparation. Be equipped with in spray set and hold the case, and hold the case and link to each other with the heat transfer cavity through pipeline and circulating pump, consequently hold the leather water in the case and can flow between connecing the food tray and holding the case. The heat that connects the food tray can be taken away to the flow of skin water, can make skin water satisfy the temperature demand of using, can reduce the surface temperature who connects the food tray again, avoids the production of oil smoke.

(2) A roast duck stove, it is equipped with the isolation intermediate layer on toasting the lateral wall of case, can reduce the heat transfer speed of toasting between case and the external environment through the isolation intermediate layer, avoid taking place calorific loss by a wide margin.

(3) A roast duck stove, can be inside keeping apart the inside hot air feed direction base case of intermediate layer through drying device to utilize the drying of hot-air acceleration duck base, both promoted the preparation efficiency of duck base, can rational utilization again toast the heat of case, promoted the utilization ratio of the energy.

(4) A roast duck stove, can make roast duck rotate in the stove through rotating device, wherein fixed ring gear cooperatees with the gear and can realize the rotation of roast duck, the motor can order about the roast duck and wind the rotation of central heating post in the stove for roast duck can thermally equivalent at the baking process, promotes the efficiency and the off-the-shelf quality of baking.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of an external structure of a duck roaster according to a first embodiment of the present invention;

fig. 2 is an exploded view of a duck roaster according to a first embodiment of the present invention;

fig. 3 is a schematic sectional view of a duck roaster according to a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a rotating device according to a first embodiment of the present invention;

fig. 5 is a schematic structural view of the oil receiving pan and the spraying device according to the first embodiment of the present invention;

fig. 6 is a bottom view of the internal structure of the blank making box according to the first embodiment of the present invention;

FIG. 7 is a schematic view of an external structure of a duck roaster according to a second embodiment of the present invention;

fig. 8 is a schematic sectional view of a duck roaster according to the second embodiment of the present invention.

Description of reference numerals:

1-furnace body; 11-a separator plate; 12-a baking take-out port; 2-baking oven; 21-an isolating interlayer; 3-making a blank box; 31-a blank-making outlet; 41-central heating column; 42-side wall heating column; 51-a containment box; 511-water pump; 512-a spray header; 5121-central shower head; 5122-edge shower head; 52-liquid inlet pipe; 53-liquid outlet pipe; 54-a circulation pump; 551-hoisting ring; 552-support bar; 61-gas-guide tube; 62-a fan; 7-a rotating device; 71-an electric motor; 72-a hanger; 73-hanging ring; 74-fixed toothed ring; 75-gear; 76-a rotating member; 8-an oil receiving disc; 81-heat exchange cavity; 82-oil receiving groove.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example one

A duck roasting oven, the structure of which can be illustrated by figures 1, 2 and 3, comprising: the furnace body 1, the rotating device 7, the heating device, the oil receiving disc 8 and the spraying device 5. Wherein furnace body 1 is used for roast duck toasting and system base and provides working space, is equipped with the division board 11 of horizontal arrangement in the inside of furnace body 1, and the top of division board 11 is toasting case 2, and the below is system base case 3. The baking oven 11 is used for baking roast ducks and the blank making oven 3 is used for spraying the skin water of the duck blanks. A baking take-out port 12 is arranged on the top surface of the furnace body 1, a blank making take-out port 31 is arranged on the side wall of the blank making box 3, and the working personnel can realize the operation of entering and leaving the roasted duck through the two windows.

The heating device is arranged in the baking box 2 and used for providing heat for baking of the roast ducks, and comprises a central heating column 41 and a side wall heating column 42. The central heating column 41 is located at the axis position of the baking box 2, and the sidewall heating column 42 is annularly arranged inside the sidewall of the baking box 2 with the central heating column 41 being located at the axis. Specifically, the central heating column 41 and the side wall heating column 42 may be electric heaters, for example, a WY013 type infrared carbon heating tube from the wenyi company may be used, and the central heating column 41 may be a plurality of heating tubes connected in parallel to increase the heating power. In addition, an insulating layer is covered outside the electric heater, so that oil drops of the roast duck are prevented from inducing damage to the electric heater.

When the duck roaster works, the middle heating column 41 and the side wall heating column 42 are started simultaneously, so that the temperature inside the roaster 2 reaches about 220 ℃, and after the processed duck blanks enter the roaster 2, the duck blanks are continuously heated for more than 40 minutes, so as to ensure that the roasted ducks are well cooked.

The rotating device 7 comprises a motor 71 and a hanger 72, the hanger 72 is arranged inside the baking oven 2 and is used for hanging the duck blanks to be baked, the motor 71 is arranged on the top surface of the oven body 1, and an output shaft of the motor 71 is fixedly connected with the axle center of the hanger 72, so that the torque generated by the motor 71 can be transmitted to the hanger 72 to drive the hanger 72 to rotate inside the baking oven 2. The hanging ring 73 is arranged at the bottom of the hanging frame 72, and the hanging ring 73 is positioned between the central heating column 41 and the side wall heating column 42, so that when the duck blanks are hung on the hanging ring 73, the duck blanks can bear heat from the central heating column 41 and the side wall heating column 42 at the same time, and the manufacturing efficiency of the roast ducks is improved.

In addition, ensure roast duck in 2 inside thermally equivalent of toasting the case, promote roast duck off-the-shelf taste, rotating device 7 in this embodiment still include: a gear 75, a fixed ring gear 74 and a rotating member 76, the structure of which can be illustrated by fig. 4. As shown in the figure, the hanging ring 73 is fixedly connected with the bottom surface of the gear 75, the top surface of the gear 75 is rotatably connected with the hanging bracket 72 through the rotating component 76, the fixed gear ring 74 is fixedly arranged on the inner wall of the baking oven 2, and the gear 75 is meshed with the fixed gear ring 74. Thus, the fixed ring gear 74 and the gear 75 will constitute a planetary gear set, and the carrier 72 can be considered as a planet carrier. When the motor 71 drives the hanger 72 to rotate, the gear 75 will move along the fixed gear ring 74 in a circular motion, and the gear 75 will rotate because the gear 75 is engaged with the fixed gear ring 74. At this moment, the hanging ring 73 fixedly connected with the gear 75 inherits the motion track of the gear, so that the roast duck simultaneously rotates in the baking oven 2 and moves along the circumference of the fixed gear ring 74, and all the side surfaces of the roast duck can be uniformly heated by the arrangement, and the taste of the finished roast duck is improved.

Alternatively, the rotating member 76 may be a flat bearing. During the rotation of the gear 75, the side of the rotating part 76 contacting with the hanger 72 can be regarded as a static end, and the side of the gear rotating part 76 contacting with the gear is regarded as a moving end, so that when the gear is installed, the loose ring of the bearing is close to the hanger 72, and the tight ring is close to the gear 75, so that the gear has good transmission reliability during operation.

In this embodiment, the drip pan 8 is disposed on the top of the partition plate 11 for receiving oil drops dropped during the process of roasting ducks. Be equipped with on the top surface that connects oil pan 8 and connect oil groove 82, connect oil groove 82 and can provide accommodation space for the oil droplet that drips, need to dock oil groove 82 and clear up after toasting the work completion, avoid connecing the profit in the oil groove 82 to take place the overflow. A heat exchange cavity 81 is arranged in the oil receiving disc 8, and the heat exchange cavity 81 is used for containing flowing leather water and providing space for heat exchange between the leather water and the oil receiving disc 8.

The flow of the skin water is realized by means of a spraying device, which comprises: liquid inlet pipe 52, liquid outlet pipe 53, accommodating box 51 and suspension bracket, the structure of which can be illustrated by fig. 5 and 6. The accommodating box 51 is arranged inside the blank making box 3, configured leather water is stored in the accommodating box 51, the accommodating box 51 is communicated with the heat exchange cavity 81 through a liquid inlet pipe 52 and a liquid outlet pipe 53, and a circulating pump 54 is further arranged on the liquid inlet pipe 52. When circulation pump 54 is activated, the skin water in holding tank 51 will flow in the order holding tank 51-inlet pipe 52-heat exchange cavity 81-outlet pipe 53-holding tank 51. Because inside roast case 2 is arranged in for a long time to oil receiving disc 8, consequently oil receiving disc 8 has higher temperature usually, can take place evaporation phenomenon when oil drops and drops on oil receiving disc 8, leads to toasting the inside a large amount of oil fumes that appear of case 2. In this embodiment, the flow of skin water can produce the heat transfer with connecing oil pan 8 for connect the temperature of oil pan 8 to descend, and the temperature of skin water risees, so just can reduce the production of oil smoke, makes the skin water reach the required temperature of use simultaneously.

The suspension bracket is arranged below the accommodating box 51, a spray head 512 is arranged at the bottom of the accommodating box 51, and the spray head 512 is communicated with the accommodating box 51 through a water pump 511. After the cleaned duck blanks are hung on the suspension bracket, the water pump 511 can spray skin water to the duck blanks through the spray head 512, so that the surfaces of the duck blanks can be coated with the skin water. Still be equipped with the leakage fluid dram in the bottom of system base case 3, can derive system base case 3 with remaining skin water through the leakage fluid dram, convenient recycle.

Optionally, in order to increase the number of the duck blanks mounted inside the blank making box 3, the suspension bracket includes a hanging ring 551 and a support rod 552, the hanging ring 551 is horizontally disposed inside the blank making box 3, and the hanging ring 551 is connected to the side wall of the blank making box 3 through the support rod 552. When needs carry out the skin water to the duck base and spray, the staff can hoist the duck base on rings 551, can promote the space utilization of 3 inside of blank making case through cyclic annular hoist and mount of duck base, has promoted the quantity of this device single treatment duck base.

In addition, in order to improve the spraying effect of the skin water and ensure that the skin water is attached to all positions of the duck blanks, the spray heads 512 comprise a central spray head 5121 and an edge spray head 5122. The central spray header 5121 is positioned on the axis of the hanging ring 551 and is used for carrying out skin water spraying on the duck blanks on the inner side of the hanging ring 551. The number of the edge spray headers 5122 is at least 3, and the edge spray headers are annularly distributed on the periphery of the central spray header 5122 and are used for carrying out leather water spraying on the duck blanks outside the hanging rings 551. In the spraying device, the distance from any edge spray header 5122 to the central spray header 5121 is greater than the radius length of the hanging ring 551, so that the leather water spraying range of the spray header 512 completely covers the hanging range of the duck blanks, and the arrangement can ensure that all the duck blanks hung on the hanging ring 551 can obtain good leather water spraying effect.

The working process of the above scheme is explained as follows:

before roast duck preparation, need wash this device, guarantee that the inside food hygiene requirement that accords with of device. Subsequently, the pre-processed duck blanks are placed inside the oven 2, and the motor 71, the central heating column 41 and the side wall heating column 42 are activated to perform a roasting process of the roast ducks. In the baking process, the cleaned duck blanks are placed in the blank making box 3, and the circulating pump 54 is started, so that the skin water performs flowing heat exchange. After a period of time, the water pump 511 is started, and the skin water is sprayed on the duck blanks by the spray head 512, so that the skin water smearing work is completed.

Roast the completion back when the roast duck in the roast case 2, take out finished product roast duck to handle in 3 inside duck base modes roast case 2 that spray the completion of system base case, put into system base case 3 inside with new duck base afterwards, repeat above-mentioned work.

The following explains the effects of the above scheme:

this embodiment provides a roast duck stove, and its spray set can utilize the heat that connects the food tray to heat the skin water, has promoted the heat utilization ratio of roast duck stove. After the skin water meets the use requirement, the skin water spraying work of the duck blanks can be completed inside the blank making box, and the making efficiency of the duck blanks is improved. In addition, can make roast duck carry out sufficient rotation at the baking process through rotating device for each position of duck can the thermally equivalent, has promoted roast duck's quality.

Example two

Because the duck blank needs to be dried after the skin water is coated, the duck blank is generally required to be transferred to the inside of a drying box for treatment in the prior art. This process not only increases the amount of work done by the worker, but also wastes a significant amount of time. Therefore, in this embodiment, a drying device is added on the basis of the first embodiment, and the heat generated by the baking oven 2 is used to dry the duck blanks, and the structure of the drying device can be illustrated by fig. 7 and 8.

As shown in the figure, the baking oven 2 further includes an isolation interlayer 21, the isolation interlayer 21 is disposed in the sidewall of the baking oven 2, and the isolation interlayer 21 is located outside the sidewall heating column 42. Through keep apart intermediate layer 21 can keep apart with external environment the lateral wall of toasting case 2, reduced the calorific loss of toasting case 2, simultaneously, keep apart the inside air of intermediate layer 21 and will be heated by toasting case 2, inside this part hot-air will be through drying device direction system base case 3, the completion was to the stoving of duck base.

The drying device includes a gas duct 61 and a fan 62. The one end and the isolation intermediate layer 21 of air duct 61 are linked together, and the other end is linked together with system base case 3, is equipped with fan 62 on air duct 61, can lead the hot-air in isolation intermediate layer 21 to system base case 3 inside through fan 62, utilizes the heat that hot-air carried to promote the drying rate of duck base, has effectively utilized the heat of baking oven 2 external radiation simultaneously.

In addition, for the atmospheric pressure balance between guarantee isolation intermediate layer 21 and the system blank case 3, all be equipped with the breather hole on isolation intermediate layer 21 and system blank case 3, can make things convenient for the air to get into or leave this device through the breather hole, avoid the inside negative pressure appearance of device to show, and then influence the normal work of device.

The working process of the above scheme is explained as follows:

before the device is used for making roast ducks, the device needs to be cleaned, and the interior of the device is ensured to meet the food sanitation requirement. Subsequently, the pre-processed duck blanks are placed inside the oven 2, and the motor 71, the central heating column 41 and the side wall heating column 42 are activated to perform a roasting process of the roast ducks. In the baking process, the cleaned duck blanks are placed in the blank making box 3, and the circulating pump 54 is started, so that the skin water performs flowing heat exchange. After a period of time, the water pump 511 is started, and the skin water is sprayed on the duck blanks by the spray head 512, so that the skin water smearing work is completed. And then, starting the fan 62 to enable hot air in the isolating interlayer 21 to enter the blank making box 3 to dry the duck blanks, and after the duck blanks are completely dried, closing the fan 62.

Roast the completion back when the roast duck in the roast case 2, take out finished product roast duck to handle in 3 inside duck base modes roast case 2 that spray the completion of system base case, put into system base case 3 inside with new duck base afterwards, repeat above-mentioned work.

The following explains the effects of the above scheme:

this embodiment provides a roast duck stove, can reduce the calorific loss of roast duck stove through keeping apart the heat exchange of intermediate layer restriction baking oven and external world. Simultaneously, keep apart the intermediate layer and can also cooperate with drying device, realize the drying to the duck base in the blank making case, this setting can not only promote the preparation speed of duck base, can also effectively utilize the heat of roast duck stove simultaneously, has reduced the energy resource consumption of roast duck process.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A roast duck stove which characterized in that: comprises a furnace body (1), a rotating device (7), a heating device, an oil receiving disc (8) and a spraying device; a horizontally arranged isolation plate (11) is arranged in the furnace body (1), a baking box (2) is arranged above the isolation plate (11), and a blank making box (3) is arranged below the isolation plate;

the heating device is arranged inside the baking box (2) and comprises a central heating column (41) and a side wall heating column (42), the central heating column (41) is located at the axis position of the baking box (2), and the side wall heating column (42) is annularly arranged inside the side wall of the baking box (2) by taking the central heating column (41) as the axis;

the rotating device (7) comprises a motor (71) and a hanging bracket (72), the hanging bracket (72) is arranged inside the baking box (2), the motor (71) is arranged on the top surface of the furnace body (1), and the motor (71) drives the hanging bracket (72) to rotate; a hanging ring (73) is arranged at the bottom of the hanging bracket (72), and the hanging ring (73) is positioned between the central heating column (41) and the side wall heating column (42);

the oil receiving disc (8) is arranged at the top of the partition plate (11), and a heat exchange cavity (81) is arranged in the oil receiving disc (8); the spraying device comprises: the blank making device comprises a liquid inlet pipe (52), a liquid outlet pipe (53), a containing box (51) and a suspension bracket, wherein the containing box (51) is arranged inside a blank making box (3), the containing box (51) is communicated with a heat exchange cavity (81) through the liquid inlet pipe (52) and the liquid outlet pipe (53), and a circulating pump (54) is further arranged on the liquid inlet pipe (52); the suspension bracket is arranged below the accommodating box (51), the bottom of the accommodating box (51) is provided with a spray head (512), and the spray head (512) is communicated with the accommodating box (51) through a water pump (511).

2. The duck roasting oven as claimed in claim 1, wherein: the rotating device (7) comprises: a gear (75), a fixed ring gear (74), and a rotating member (76); the hanging ring (73) is fixedly connected with the bottom surface of the gear (75), and the top surface of the gear (75) is rotatably connected with the hanging bracket (72) through a rotating part (76); the fixed gear ring (74) is fixedly arranged on the inner wall of the baking oven (2), and the gear (75) is meshed with the fixed gear ring (74).

3. The duck roasting oven as claimed in claim 2, wherein: the rotating part (76) is a plane bearing, a bearing loose ring is close to the hanging bracket (72), and a tight ring is close to the gear (75).

4. The duck roasting oven as claimed in claim 1, wherein: the suspension bracket comprises a hanging ring (551) and a supporting rod (552), the hanging ring (551) is horizontally arranged inside the blank making box (3), and the hanging ring (551) is connected with the side wall of the blank making box (3) through the supporting rod (552).

5. The duck roasting oven as claimed in claim 4, wherein: the spray header (512) comprises a central spray header (5121) and edge spray headers (5122), the central spray header (5121) is positioned on the axis of the hanging ring (551), the number of the edge spray headers (5122) is at least 3, the edge spray headers are annularly distributed on the peripheral side of the central spray header (5121), and the distance from any edge spray header (5122) to the central spray header (5121) is greater than the radius length of the hanging ring (551).

6. The duck roasting oven as claimed in claim 1, wherein: toast case (2) including isolation intermediate layer (21), isolation intermediate layer (21) set up in toasting the lateral wall of case (2), and isolation intermediate layer (21) are located the outside of lateral wall heating post (42).

7. The duck roasting oven as claimed in claim 6, wherein: the duck roasting oven also comprises a drying device, and the drying device comprises an air duct (61) and a fan (62); one end of the air duct (61) is communicated with the isolation interlayer (21), the other end of the air duct is communicated with the blank making box (3), and the fan (62) is arranged on the air duct (61).

Images