Walnut roasting oven with rolling function

CN224852995UActive Publication Date: 2026-10-16HEBEI LULING HETIAN FOOD CO LTD
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Patent Information

Application Number
CN202522523885.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-27
Publication Date
2026-10-16
Estimated Expiration
2035-11-27

AI Technical Summary

Technical Problem

核桃烘焙过程中,传统烘烤箱常存在受热不均、烘干效率低、成品品质差等问题

Benefits of technology

1、本实用新型中,电机驱动旋转杆一带动螺旋搅拌叶转动,实现核桃在箱体内的均匀翻滚;配合箱体内壁的五个加热环与旋转杆一的喷气孔喷气,形成立体加热结构,解决传统设备受热不均的问题,大幅提升核桃烘烤品质与效率。

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Abstract

The utility model relates to walnut baking oven field discloses a walnut baking oven with tumbling function, including the box, the box top right side fixedly connected with the base, the base top both ends fixedly connected with the baffle, the baffle inboard is provided with the rotating plate, the baffle top rotation is connected with the rotary lever no.
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Description

Technical Field

[0001] This utility model relates to the field of walnut roasting boxes, and in particular to a walnut roasting box with a tumbling function. Background Technology

[0002] Walnuts, also known as walnuts, are one of the world's four most famous dried fruits, along with almonds, cashews, and hazelnuts. Walnut kernels are rich in nutrients and beneficial to the human body. They are a popular nut among the general public. Most walnut products are sold after roasting or further processed into walnut drinks or other types of products. In the walnut roasting process, traditional roasting ovens often suffer from uneven heating, low drying efficiency, and poor product quality. Some equipment lacks an effective tumbling and stirring structure, resulting in localized over-roasting or under-roasting of walnuts. At the same time, the crumbs produced during roasting are difficult to clean, and the finished product is inconvenient to discharge, increasing labor costs. In response to these technical problems, this application proposes a walnut roasting oven with a tumbling function. Utility Model Content

[0003] The purpose of this invention is to address the shortcomings of existing technologies by proposing a walnut roasting oven with a tumbling function. The oven uses spiral stirring blades to tumble the walnuts, and multiple heating rings and an air jet structure ensure uniform roasting. The independent waste outlet and convenient discharge outlet design improve cleaning and material handling efficiency. The detachable connection between the end cap and the oven body facilitates internal maintenance, thus optimizing the practicality and ease of operation of the equipment.

[0004] To achieve the above objectives, the present invention provides the following technical solution: A walnut roasting box with a tumbling function includes a box body, a base fixedly connected to the top right side of the box body, baffles fixedly connected to both ends of the top of the base, a rotating plate provided on the inner side of the baffle, a rotating rod rotatably connected above the baffle, an end cover fixedly connected to the left side of the rotating plate, and a bolt threadedly connected to the left side of the end cover. The box body and the end cover are fixedly connected by bolts.

[0005] Furthermore, a base plate is fixedly connected to the bottom of the box, a rotating rod is rotatably connected to the top of the base plate, a stirring blade is fixedly connected to the outer wall of the rotating rod, and an air jet hole is fixedly connected to the outer wall of the rotating rod.

[0006] Furthermore, an air inlet pipe is fixedly connected to the center of the top of the end cap, and eight air outlets are provided around the outer wall of the air inlet pipe.

[0007] Furthermore, a motor is fixedly connected to the bottom of the base plate, a discharge port is opened near the center of the base plate, a waste port is opened near the edge of the base plate, and a support leg is fixedly connected to the bottom edge of the base plate.

[0008] Furthermore, a baffle is fixedly connected to the top of the base plate, and a protective net is fixedly connected to the top of the baffle.

[0009] Furthermore, a positioning ring is fixedly connected to the top of the protective net, a fixing block is fixedly connected to the outer wall of the positioning ring, and a fixing groove is fixedly connected to the top of the inner wall of the box, the size of the fixing block matching the opening of the fixing groove.

[0010] Furthermore, five heating rings are fixedly connected to the inner wall of the box, and the heating rings are annular and concentric with the axis of the box.

[0011] Furthermore, the stirring blade has a spiral structure, and the interior of the rotating rod has an air passage. One end of the air passage is connected to the air inlet pipe through a hose, and the other end is connected to all the jet holes.

[0012] This utility model has the following beneficial effects: 1. In this utility model, the motor drives the rotating rod to rotate the spiral stirring blade, so that the walnuts are evenly tumbled in the box; together with the five heating rings on the inner wall of the box and the air jet hole of the rotating rod, a three-dimensional heating structure is formed, which solves the problem of uneven heating in traditional equipment and greatly improves the quality and efficiency of walnut roasting.

[0013] 2. In this utility model, the waste port of the bottom plate can collect the residue generated during baking separately, and the baffle and protective net assist in the separation of impurities, reducing the amount of cleaning work; the finished product can be quickly taken out through the central discharge port without manual screening. Attached Figure Description

[0014] Figure 1 This is a perspective view of a walnut roasting box with a tumbling function proposed in this utility model; Figure 2 This is a schematic diagram of the stirring blade of a walnut roasting box with a tumbling function proposed in this utility model. Figure 3 This is a schematic diagram of the structure of the protective netting of a walnut roasting box with a tumbling function proposed in this utility model; Figure 4 This is a schematic diagram of the bottom plate of a walnut roasting box with a tumbling function proposed in this utility model; Figure 5 for Figure 1 Enlarged view of point A in the middle.

[0015] Legend: 1. Box body; 2. End cover; 3. Air outlet; 4. Air inlet pipe; 5. Base plate; 6. Motor; 7. Support leg; 8. Discharge port; 9. Stirring blade; 10. Air jet hole; 11. Rotating rod one; 12. Fixing groove; 13. Fixing block; 14. Protective net; 15. Positioning ring; 16. Heating ring; 17. Baffle; 18. Waste port; 19. Bolt; 20. Base; 21. Baffle; 22. Rotating plate; 23. Rotating rod two. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] Reference Figure 1 , Figure 3 This utility model provides an embodiment of a walnut roasting box with a tumbling function, comprising a box body 1, a base 20 fixedly connected to the top right side of the box body 1, baffles 21 fixedly connected to both ends of the top of the base 20, a rotating plate 22 provided on the inner side of the baffles 21, a rotating rod 23 rotatably connected above the baffles 21, an end cover 2 fixedly connected to the left side of the rotating plate 22, and a bolt 19 threadedly connected to the left side of the end cover 2. The box body 1 and the end cover 2 are fixedly connected by the bolt 19. When it is necessary to put walnuts to be dried into the roasting box, the bolt 19 can be unscrewed. At this time, the end cover 2 is opened for filling through the connection between the rotating plate 22 and the baffles 21 and the rotating rod 23. After filling, the end cover 2 is closed and tightly connected to the box body 1 by the bolt 19.

[0018] Reference Figure 2-5The bottom of the box 1 is fixedly connected to a bottom plate 5. A rotating rod 11 is rotatably connected to the top of the bottom plate 5. A stirring blade 9 is fixedly connected to the outer wall of the rotating rod 11. An air vent 10 is fixedly connected to the outer wall of the rotating rod 11. An air inlet pipe 4 is fixedly connected to the center of the top of the end cap 2. Eight air outlets 3 are arranged around the outer wall of the air inlet pipe 4. A motor 6 is fixedly connected to the bottom of the bottom plate 5. A discharge port 8 is opened near the center of the bottom plate 5. A waste port 18 is opened near the edge of the bottom plate 5. A support leg 7 is fixedly connected to the bottom edge of the bottom plate 5. A baffle 17 is fixedly connected to the top of the bottom plate 5. A protective net 14 is fixedly connected to the top of the baffle 17. The protective net 14 can filter out the waste residue generated during the roasting process and the waste residue that existed before roasting, while protecting the walnuts from being tumbled by the stirring blade 9. The protective net 14 is fixedly connected to a positioning ring 15 at the top, and a fixing block 13 is fixedly connected to the outer wall of the positioning ring 15. A fixing groove 12 is fixedly connected to the top of the inner wall of the box 1. The size of the fixing block 13 matches the groove of the fixing groove 12, which can reduce the vibration caused by tumbling during the baking process. Five heating rings 16 are fixedly connected to the inner wall of the box 1. The five heating rings 16 are in a ring shape and concentric with the axis of the box 1. The stirring blade 9 has a spiral structure. An air passage is opened inside the rotating rod 11. One end of the air passage is connected to the air inlet pipe 4 through a hose, and the other end is connected to all the air jet holes 10. After the motor 6 starts, it drives the rotating rod 11 to rotate. The spiral stirring blade 9 on its outer wall then drives the walnuts to tumble in the box 1, preventing the walnuts from being in contact with the high temperature area for a long time in one place. The air passage inside the rotating rod 11 is connected to the air inlet pipe 4 through a flexible hose. After the air inlet pipe 4 is connected to the hot air, the hot air is ejected from the jet hole 10 through the air passage. Together with the five heating rings 16 evenly distributed on the inner wall of the box 1, a three-dimensional heating mode of heating from all sides and jetting from the center is formed, which ensures that each walnut is heated evenly, improves the roasting efficiency and the taste of the finished product.

[0019] Working Principle: A walnut roasting oven with a tumbling function combines a heating ring 16 with an air jet 10, along with stirring blades 9, to achieve efficient walnut roasting. Before starting the equipment, remove bolts 19 from the end cover 2, open the end cover 2 to add walnuts into the oven body 1, and then close the end cover 2 and tighten bolts 19. After starting the equipment, the motor 6 at the bottom of the base plate 5 drives the rotating rod 11 to rotate at a constant speed, which in turn rotates the spiral stirring blades 9 on its outer wall. Based on the propulsive characteristics of the spiral structure, the walnuts are moved along the rotating rod 11, and simultaneously tumbled up and down under the thrust, preventing the walnuts from being exposed to high temperatures in the same position for a long time, thus avoiding localized over-roasting or under-roasting. The dual heating mode of surrounding heating and central air jet supplementation ensures uniform temperature. Five heating rings 16 fixed to the inner wall of the box 1 are linearly and evenly distributed. They heat up synchronously after being powered on, forming a surrounding heat field. External hot air enters the baking oven through the air inlet pipe 4 at the top center of the end cover 2, enters the internal air passage of the rotating rod 11 through the hose, and is then sprayed out from the jet hole 10 to ensure the temperature around the rotating rod 11. Part of the air flows through the eight air outlets 3 around the outer wall to supplement the heat at the top, ensuring that there is no large temperature difference inside the baking oven and further improving the baking uniformity and efficiency. During the baking process, the baffle 17 and protective net 14 fixed at the bottom of the bottom plate 5 can guide the debris generated by the walnuts rolling to flow to the waste outlet 18 near the edge of the bottom plate 5 under the action of gravity, realizing the separation of debris from whole walnuts. The protective net 14 at the top of the baffle 17 is locked into the fixing groove 12 at the top of the inner wall of the box 1 through the fixing block 13 on the outer wall of the positioning ring 15, and is firmly fixed in position, covering the connection gap between the rotating rod 11 and the bottom plate 5 to prevent walnuts from getting stuck. After baking, open the discharge port 8 near the center of the bottom plate 5. The finished walnuts are propelled along the trajectory by the spiral stirring blades 9 and discharged through the discharge port 8. The waste port 18 can be used to clean the debris separately to prevent it from mixing with the finished product. If equipment maintenance is required, simply remove the bolts 19 and open the end cover 2. The operation is convenient and balances baking quality with work efficiency.

[0020] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A walnut roasting oven with a tumbling function, characterized in that, The box includes a housing (1), a base (20) is fixedly connected to the top right side of the housing (1), baffles (21) are fixedly connected to both ends of the top of the base (20), a rotating plate (22) is provided on the inner side of the baffle (21), a rotating rod (23) is rotatably connected above the baffle (21), an end cap (2) is fixedly connected to the left side of the rotating plate (22), and a bolt (19) is threadedly connected to the left side of the end cap (2). The housing (1) and the end cap (2) are fixedly connected by bolts (19).

2. The walnut roasting oven with tumbling function according to claim 1, characterized in that: The bottom of the box (1) is fixedly connected to a bottom plate (5), and the top of the bottom plate (5) is rotatably connected to a rotating rod (11). The outer wall of the rotating rod (11) is fixedly connected to a stirring blade (9), and the outer wall of the rotating rod (11) is fixedly connected to a jet hole (10).

3. A walnut roasting oven with a tumbling function according to claim 2, characterized in that: An air inlet pipe (4) is fixedly connected to the center of the top of the end cap (2), and eight air outlets (3) are provided around the outer wall of the air inlet pipe (4).

4. A walnut roasting oven with a tumbling function according to claim 2, characterized in that: The bottom of the base plate (5) is fixedly connected to a motor (6), the bottom plate (5) is provided with a discharge port (8) near the center, the bottom plate (5) is provided with a waste port (18) near the edge, and the bottom edge of the base plate (5) is fixedly connected to a support leg (7).

5. A walnut roasting oven with a tumbling function according to claim 2, characterized in that: A baffle plate (17) is fixedly connected to the top of the base plate (5), and a protective net (14) is fixedly connected to the top of the baffle plate (17).

6. A walnut roasting oven with a tumbling function according to claim 5, characterized in that: The top of the protective net (14) is fixedly connected to a positioning ring (15), and a fixing block (13) is fixedly connected to the outer wall of the positioning ring (15). The top of the inner wall of the box (1) is fixedly connected to a fixing groove (12), and the size of the fixing block (13) matches the opening of the fixing groove (12).

7. A walnut roasting oven with a tumbling function according to claim 1, characterized in that: Five heating rings (16) are fixedly connected to the inner wall of the box (1). The heating rings (16) are annular and concentric with the axis of the box (1).

8. A walnut roasting oven with a tumbling function according to claim 2, characterized in that: The stirring blade (9) has a spiral structure, and the interior of the rotating rod (11) has an air passage. One end of the air passage is connected to the air inlet pipe (4) through a hose, and the other end is connected to all the jet holes (10).