Movable angle-adjustable pull-out drying rack

By designing a pull-out drying rack with adjustable angle, the problem of uneven drying in hot air drying equipment was solved, achieving uniform drying of agricultural products and convenient operation of the equipment, while improving space utilization and mobility.

CN224302673UActive Publication Date: 2026-05-29DALIAN OCEAN UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DALIAN OCEAN UNIV
Filing Date
2025-06-25
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

The fixed hot air flow path of the drying rack in existing hot air drying equipment leads to uneven drying and affects the quality of dried agricultural products.

Method used

The adjustable pull-out drying rack features a movable angle adjustment mechanism and tray slide rail design, enabling precise adjustment of the tray angle and multi-layer independent pull-out. Combined with casters and a locking structure, it enhances the flexibility and applicability of the equipment.

Benefits of technology

It achieves uniform drying and convenient operation of equipment during the agricultural product drying process, improves space utilization and mobility, and adapts to drying needs under different weather conditions.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224302673U_ABST
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Abstract

The utility model relates to dry equipment technical field, movable angle adjustment pull -out type drying frame, and the multiple rows for installing the tray tray slide rail of installing tray are installed on the drying frame body through angle regulator, and the tray side edge is slidably arranged in the tray slide rail, angle regulator includes the fixed coupling plate for fixed connection drying frame body and the tray coupling plate for connecting the tray slide rail, tray coupling plate is connected with the ratchet wheel that rotates to set on the fixed coupling plate, the pawl that is used for limiting the ratchet wheel rotation is equipped with the ratchet wheel cooperation in fixed coupling plate, the pawl is connected with the adjusting handle, and the pawl can be controlled to separate from the ratchet wheel through adjusting handle to adjust the angle of tray coupling plate and tray slide rail. The drying frame solves the problems of high energy consumption, inconvenience of movement, manual intervention and the like of conventional equipment, has the characteristics of modular design, high space utilization, high degree of automation and the like, is suitable for a variety of agricultural product drying scenes, and has energy saving and practicality.
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Description

Technical Field

[0001] This utility model relates to the field of drying equipment technology, specifically to a movable, adjustable-angle pull-out drying rack. Background Technology

[0002] Drying agricultural products is a crucial link in the agricultural production chain. In 2024, my country's post-harvest agricultural product processing volume reached 680 million tons, of which drying accounted for over 35%. Traditional natural sun-drying methods are greatly affected by weather, with mold and loss rates as high as 12-15%. In modern processes, hot air circulation drying is widely used as an effective drying method. In hot air drying, the products to be dried are usually placed on multi-layered mesh racks, and hot air flowing through the gaps between the mesh layers dries the products. Existing mesh racks are usually horizontally set, with a fixed hot air flow path. Products with more contact with hot air dry faster, while areas where hot air does not flow as far dry slower, resulting in uneven drying of products in different areas and affecting the overall drying quality. Utility Model Content

[0003] To address the problem of uneven drying caused by the fixed hot air flow path of existing hot air drying equipment, this invention provides a movable agricultural product drying rack with an adjustable angle pull-out mechanism.

[0004] The technical solution adopted by this utility model to solve the above-mentioned technical problems is: a movable, adjustable, pull-out drying rack, wherein multiple rows of tray slide rails for mounting trays are installed on the drying rack body via an angle adjuster, and the sides of the trays are slidably disposed within the tray slide rails; the angle adjuster includes a fixed connecting plate for fixing the drying rack body and a tray connecting plate for connecting the tray slide rails, the tray connecting plate being connected to a ratchet rotatably mounted on the fixed connecting plate, and a pawl cooperating with the ratchet to limit the rotation of the ratchet; the pawl is connected to an adjusting handle, which can be used to control the pawl to disengage from the ratchet to adjust the angle between the tray connecting plate and the tray slide rails.

[0005] As a further optimization of the above-mentioned movable and adjustable angle pull-out drying rack, a return spring is connected between the adjustment handle and the fixed connecting plate. One end of the return spring is connected to the fixed connecting plate, and the other end is linked to the adjustment handle.

[0006] As a further optimization of the above-mentioned movable and adjustable angle pull-out drying rack, the drying rack body is a rectangular frame structure with a base plate, and a side beam for installing and fixing the connecting plate is provided on the left and right sides of the drying rack body.

[0007] As a further optimization of the above-mentioned movable and adjustable angle pull-out drying rack, the tray slide rail has a U-shaped structure, and the tray slide rail is provided with reserved holes. The tray connecting plate is fixedly connected to the tray slide rail by bolts.

[0008] As a further optimization of the above-mentioned movable and adjustable angle pull-out drying rack, the end of the tray slide rail is provided with a latch. The fixed part of the latch is fixed to the outer end of the tray slide rail by bolts. The movable part of the latch is rotatably connected to the fixed part and can rotate to the outside of the tray after the tray is inserted into the tray slide rail, so as to connect and lock the tray.

[0009] As a further optimization of the aforementioned movable, adjustable, pull-out drying rack, the lower end of the drying rack body is also equipped with casters for movement.

[0010] As a further optimization of the aforementioned movable, adjustable-angle pull-out drying rack, four to eight trays are arranged from top to bottom.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] I. This utility model innovatively adopts an angle adjustment mechanism, which can precisely control the tilt angle of the drying rack. Combined with the hollow tray design, the material naturally slides and flips under the action of gravity, reducing manual intervention.

[0013] Second, the modular guide rail structure supports independent pull-out of multiple pallets, with a maximum load capacity of 50kg, which increases the space utilization rate by 3 times compared to traditional single-layer drying racks.

[0014] Third, it is made of food-grade stainless steel and aluminum alloy composite material, and the weight of the whole machine is only 60% of that of traditional steel equipment. With the help of casters with brakes, it can be easily moved by a single person.

[0015] IV. The angle adjustment range is 0-45°, which can adapt to the drying needs of different agricultural products. When combined with the top sunshade, it can meet the needs of direct sunlight drying and also cope with sudden rainy weather. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0017] Figure 2 This is a schematic diagram of the angle adjuster structure;

[0018] Figure 3 This is a schematic diagram of the tray slide rail structure;

[0019] Figure 4 This is a schematic diagram of the latch structure;

[0020] Figure 5 This is a schematic diagram of the pallet structure;

[0021] Figure 6 This is a schematic diagram of the omnidirectional wheel structure;

[0022] The markings in the diagram are: 1. Angle adjuster, 101. Return spring, 102. Fixed connecting plate, 103. Adjusting handle, 104. Tray connecting plate, 105. Ratchet, 106. Pad, 2. Tray slide rail, 3. Lock, 4. Tray, 5. Caster wheel, 6. Drying rack body, 7. Side beam. Detailed Implementation

[0023] The specific embodiments of this utility model will be further described in detail below with reference to the accompanying drawings.

[0024] A movable, adjustable, pull-out drying rack has multiple rows of tray rails 2 for mounting trays 4 installed on the drying rack body 6 via an angle adjuster 1. Four to eight trays 4 are arranged from top to bottom. The sides of the trays 4 are slidably mounted within the tray rails 2. The angle adjuster 1 includes a fixed connecting plate 102 for fixing the drying rack body and a tray connecting plate 104 for connecting the tray rails 2. The tray connecting plate 104 is connected to a ratchet 105 rotatably mounted on the fixed connecting plate 102. The fixed connecting plate 102 has a pawl 106 that engages with the ratchet 105 to limit its rotation. The pawl 106 is connected to an adjusting handle 103, which allows the pawl 106 to disengage from the ratchet 105 to adjust the angle between the tray connecting plate 104 and the tray rails 2.

[0025] A return spring 101 is connected between the adjusting handle 103 and the fixed connecting plate 102. One end of the return spring 101 is connected to the fixed connecting plate 102, and the other end is linked to the adjusting handle 103.

[0026] The drying rack body 6 is a rectangular frame structure with a base plate. A side beam 7 for mounting and fixing the connecting plate 102 is provided on each of the left and right sides of the drying rack body 6. The lower end of the drying rack body 6 is also equipped with casters 5 for movement.

[0027] The pallet slide rail 2 is a U-shaped structure with pre-drilled holes. The pallet connecting plate 104 is fixedly connected to the pallet slide rail 2 by bolts.

[0028] The end of the tray slide rail 2 is provided with a latch 3. The fixed part of the latch 3 is fixed to the outer end of the tray slide rail 2 by bolts. The movable part of the latch 3 is rotatably connected to the fixed part and can rotate to the outside of the tray 4 after the tray 4 is inserted into the tray slide rail 2, so as to connect and lock the tray 4.

[0029] The working process of this utility model is as follows: Figure 1As shown, in the tray locking state: when not in operation, the return spring 101 presses the pawl 106 into the tooth groove of the ratchet 105, and the tooth engagement prevents the backrest from moving.

[0030] When adjusting the tray angle: Pull up the adjusting handle 103 to overcome the force of the return spring 101 and disengage the pawl 106 from the teeth of the ratchet 105. The user rotates the tray 4, and the tray connecting plate 104 drives the ratchet 105 to rotate to the target angle. Release the adjusting handle 103, and the return spring 101 pushes the pawl 106 to re-engage the ratchet 105, locking the new angle. Then push the tray 4 into the device along the tray slide rail 2 and secure it with the latch 3; when you need to retrieve an item, unlock the latch 3 and pull the tray 4 out along the tray slide rail 2. When moving the device, use the casters 5 to push the whole unit and flexibly adjust its position using their steering function.

[0031] This utility model achieves adjustable angle, convenient pull-out, and flexible movement of the storage device through the coordinated design of angle adjuster, tray slide rail, lock, tray and caster wheels. It solves the problems of fixed angle, inconvenient movement and inflexible retrieval of traditional storage devices. It has the advantages of reasonable structure, strong applicability and convenient operation, and has good application prospects in industrial storage, logistics and transportation scenarios.

[0032] The preferred embodiments and examples of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments and examples. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the concept of the present invention.

Claims

1. A movable, adjustable-angle pull-out drying rack, characterized in that: Multiple rows of tray slide rails (2) for mounting trays (4) are installed on the drying rack body (6) via an angle adjuster (1). The trays (4) are slidably mounted on the sides within the tray slide rails (2). The angle adjuster (1) includes a fixed connecting plate (102) for fixing the drying rack body and a tray connecting plate (104) for connecting the tray slide rails (2). The tray connecting plate (104) is connected to a ratchet (105) rotatably mounted on the fixed connecting plate (102). The fixed connecting plate (102) is provided with a pawl (106) that cooperates with the ratchet (105) to limit the rotation of the ratchet (105). The pawl (106) is connected to an adjusting handle (103). The pawl (106) can be disengaged from the ratchet (105) by adjusting the handle (103) to adjust the angle between the tray connecting plate (104) and the tray slide rails (2). A return spring (101) is connected between the adjusting handle (103) and the fixed connecting plate (102). One end of the return spring (101) is connected to the fixed connecting plate (102), and the other end is linked to the adjusting handle (103). The end of the tray slide rail (2) is provided with a buckle (3). The fixed part of the buckle (3) is fixed to the outer end of the tray slide rail (2) by bolts. The movable part of the buckle (3) is rotatably connected to the fixed part and can rotate to the outside of the tray (4) after the tray (4) is inserted into the tray slide rail (2) to connect and lock the tray (4). The trays (4) are arranged in four to eight pieces from top to bottom.

2. The movable, adjustable-angle pull-out drying rack as described in claim 1, characterized in that: The drying rack body (6) is a rectangular frame structure with a bottom plate. A side beam (7) for installing and fixing the connecting plate (102) is provided on the left and right sides of the drying rack body (6).

3. The movable, adjustable-angle pull-out drying rack as described in claim 1, characterized in that: The lower end of the drying rack body (6) is also provided with casters (5) for walking.