Waste wood transfer box regeneration treatment equipment

By incorporating a propulsion unit and spiral propulsion roller structure, steam softening, and a dual-chamber crushing design, the problems of feeding jams and dust pollution in waste wood transfer box recycling equipment have been solved, improving crushing efficiency and equipment lifespan, and achieving efficient and environmentally friendly recycling processes.

CN122008374APending Publication Date: 2026-05-12WANGNI (JIANGSU) MACHINERY MANUFACTURING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
WANGNI (JIANGSU) MACHINERY MANUFACTURING CO LTD
Filing Date
2026-02-27
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

Existing waste wood transfer box recycling equipment faces problems such as incompatibility with large board surfaces, feeding jams, low crushing efficiency, and wood dust pollution, which restrict the large-scale and green development of the recycling industry.

Method used

The system employs a propulsion unit and spiral propulsion roller structure to ensure smooth feeding, a steam generator to soften wood fibers, a dual-chamber crushing structure to improve crushing efficiency, and wear-resistant liners and protective shells to protect the equipment. A water collection tank enables resource recycling.

Benefits of technology

It solved the problem of feeding jamming, improved crushing efficiency, reduced wood dust pollution, extended equipment life, reduced maintenance costs, and achieved efficient and environmentally friendly recycling.

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Abstract

Regeneration treatment equipment for waste wood transfer boxes belongs to the technical field of wood regeneration treatment and comprises an equipment body, a propelling unit, a conveying device and a steam generating device. The equipment body is provided with an inclined feeding channel, a feeding port is formed in the upper end of the feeding channel, and a crushing cavity is formed in the feeding channel. The propelling units are symmetrically installed on the two sides of the feeding channel and comprise rotating motors, rotating shafts and spiral propelling rollers, and the spiral propelling rollers are located in the feeding channel and fixedly arranged on the rotating shafts in a sleeving mode; the conveying device is obliquely arranged in front of the equipment main body through a bracket, and a sealing cover is arranged at the tail end close to the feeding hole; the steam generating device is installed below the conveying device, multiple sets of steam spraying belts are arranged on the upper wall of the sealing cover and penetrate through multiple sets of steam heat spraying pipes extending into the conveying device, and the steam generating device is connected with the spraying belts through steam pipelines. The equipment can reduce feeding blockage of the wooden box, improve the crushing efficiency and reduce wood dust pollution.
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Description

Technical Field

[0001] This invention relates to the field of wood recycling technology, specifically to a recycling equipment for waste wood transfer boxes. Background Technology

[0002] In modern logistics and industrial transportation, wooden transfer boxes have become widely used packaging and transport containers due to their advantages such as durability, readily available materials, and good cushioning performance. However, after these wooden transfer boxes are scrapped, they are mostly large, heavy pieces of wood, and the high strength of the wood poses a significant challenge to recycling.

[0003] Current waste wood transfer box recycling equipment, when dealing with large pieces of hard wood, has a fixed feed inlet size that cannot adapt to large boards, requiring pretreatment and prone to jamming and blockage. In the crushing process, traditional crushing components have weak wear resistance and impact resistance, and are prone to wear and deformation after long-term processing of hard wood, while also having low crushing efficiency. Crushing hard wood also generates a large amount of wood dust, and existing equipment lacks effective suppression design, which pollutes the environment, harms health, and restricts the large-scale and green development of the recycling industry in this field. Summary of the Invention

[0004] In view of the above situation and to overcome the defects of the prior art, the present invention provides a waste wooden transfer box recycling equipment, which at least partially solves the problems mentioned in the background art.

[0005] The technical solution adopted in this invention is as follows: A recycling and processing device for waste wooden transfer boxes, comprising: The main body of the equipment includes a crushing chamber disposed therein; The feeding channel is connected to the main body of the equipment and includes a feeding port. The feeding channel is used to transport the waste wood transfer box to be crushed to the crushing chamber. Two propulsion units are symmetrically arranged on both sides of the feeding channel to push the material from the feeding channel into the main body of the equipment. Each propulsion unit includes a rotary motor, a rotating shaft, and a spiral propulsion roller. The rotary motor is fixedly installed on the outer wall of the feeding channel. One end of the rotating shaft is coaxially and fixedly connected to the output end of the rotary motor. The other end of the rotating shaft is movably connected to the inner wall of the feeding channel through a bearing. The spiral propulsion roller is fixedly sleeved on the rotating shaft and located inside the feeding channel. The conveying device is inclinedly mounted in front of the main body of the equipment via a support, with the end of the conveying device located near the feed inlet, and a closed cover provided above the conveying device; A steam generating device is fixedly installed below the conveying device. The upper wall of the enclosed cover is evenly provided with multiple sets of steam spray belts. Each set of steam spray belts is provided with multiple sets of steam heat pipes. The lower end of the steam heat pipes extends into the internal space of the conveying device. The steam outlet of the steam generating device is connected to the steam spray belts through a steam pipe.

[0006] Furthermore, the crushing chamber is a dual-chamber crushing structure. The interior of the crushing chamber is provided with two sets of staggered alloy steel toothed rollers, namely a primary toothed roller and a secondary toothed roller. The primary toothed roller is located near the lower end outlet of the feed channel, and the secondary toothed roller is located below the primary toothed roller. The roller shafts of the primary toothed roller and the secondary toothed roller are movably connected to the side wall of the crushing chamber through bearings. The inner wall of the crushing chamber is fixedly fitted with a wear-resistant liner.

[0007] In a further embodiment, the rotary motor is fitted with a protective shell, one side of which is fixedly connected to the outer wall of the feed channel, and a gap is left between the inner wall of the protective shell and the outer shell of the rotary motor.

[0008] In a further embodiment, a pressure sensor is embedded in the lower wall of the feeding channel. The pressure sensor is located directly below the two spiral propulsion rollers and is connected to the rotary motor via a control circuit signal. The sensing surface of the pressure sensor is flush with the inner surface of the lower wall of the feeding channel.

[0009] Furthermore, the lower end of the crushing chamber is provided with a discharge port, and an arc-shaped screen is fixedly provided at the discharge port; the arc-shaped concave surface of the arc-shaped screen is set towards the secondary toothed roller, and the edge of the arc-shaped screen is detachably connected to the inner wall of the discharge port of the crushing chamber by bolts.

[0010] In a further embodiment, a manual regulating valve is connected in series on the steam pipeline; the inlet end of the manual regulating valve is welded to the steam outlet pipeline of the steam generator, and the outlet end of the manual regulating valve is welded to the pipeline connected to the steam spray belt.

[0011] Furthermore, a water collection tank is provided below the lowest end of the conveying device, and the top of the water collection tank has an open structure with the opening facing the lowest end of the conveying device. The bottom of the water collection tank is equipped with a drain valve and a water level sensor. The drain valve is threadedly connected to the bottom outlet of the water collection tank, and the water level sensor is embedded in the inner wall of the water collection tank. The lower side wall of the water collection tank is also provided with a water outlet, which is connected to the water inlet of the steam generator through a filter pipe, and the filter pipe is provided with a filter element.

[0012] In a further embodiment, the outer peripheral surface of the spiral propulsion roller is integrally formed with an anti-slip pattern, which is distributed in a spiral shape along the axial direction of the spiral propulsion roller.

[0013] The beneficial effects achieved by the present invention using the above structure are as follows: With the symmetrically arranged propulsion unit and spiral propulsion roller structure, the sequential feeding of the wood transfer box can be realized, avoiding the feeding jamming problem caused by the irregular shape of the wood in traditional equipment. If the feeding channel is blocked, the rotating motor drives the spiral propulsion roller to reverse, which can push back the jammed wood and readjust the propulsion speed, thereby ensuring smooth feeding and improving the recycling efficiency. The steam generator softens the fibers of the wooden transfer box before it enters the crushing chamber using high-temperature steam, reducing the crushing load on the subsequent crushing chamber and improving crushing efficiency. Steam humidification also reduces the generation of wood dust during the crushing process, thus reducing pollution in the working environment. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural diagram of the waste wooden transfer box recycling equipment proposed in an embodiment of the present invention; Figure 2 This is a front view of the waste wood transfer box recycling equipment proposed in an embodiment of the present invention; Figure 3 This is a schematic diagram of the internal structure of the main body of the device proposed in an embodiment of the present invention; Figure 4 This is a partial structural schematic diagram of the conveying device proposed in an embodiment of the present invention; Figure 5 This is a top view of the water collection tank proposed in an embodiment of the present invention.

[0015] The components include: 1. Main body of the equipment; 2. Feed channel; 3. Feed inlet; 4. Crushing chamber; 5. Propulsion unit; 6. Rotary motor; 7. Rotary shaft; 8. Spiral propulsion roller; 9. Conveying device; 10. Support frame; 11. Enclosed cover; 12. Steam generator; 13. Steam spray belt; 14. Steam heat pipe; 15. Steam pipeline; 16. Primary toothed roller; 17. Secondary toothed roller; 18. Wear-resistant liner; 19. Protective shell; 20. Pressure sensor; 21. Discharge port; 22. Arc screen; 23. Manual regulating valve; 24. Water collection tank; 25. Drain valve; 26. Water level sensor; 27. Water outlet; 28. Filter pipeline.

[0016] The accompanying drawings are provided to further understand the embodiments and form part of the specification. They are used together with the embodiments for explanation and do not constitute a limitation on the embodiments. Detailed Implementation

[0017] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection.

[0018] In the description of the embodiments, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing the embodiments and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on the embodiments.

[0019] Current waste wood transfer box recycling equipment, when dealing with large pieces of hard wood, has a fixed feed inlet size that cannot adapt to large boards, requiring pretreatment and prone to jamming and blockage. In the crushing process, traditional crushing components have weak wear resistance and impact resistance, and are prone to wear and deformation after long-term processing of hard wood, while also having low crushing efficiency. Crushing hard wood also generates a large amount of wood dust, and existing equipment lacks effective suppression design, which pollutes the environment, harms health, and restricts the large-scale and green development of the recycling industry in this field.

[0020] After recognizing the above problems, this application proposes and discloses a waste wood transfer box recycling equipment, which can reduce the problem of wood box feeding jamming, improve crushing efficiency, and reduce wood dust pollution.

[0021] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown in the figure, this disclosure provides a waste wooden transfer box recycling equipment, including: The main body of the equipment 1 includes a crushing chamber 4 disposed therein; Feeding channel 2, which is connected to the main body 1 of the equipment, includes a feeding port 3. The feeding channel 2 is used to transport the waste wood transfer box to be crushed to the crushing chamber 4. Two propulsion units 5 are symmetrically arranged on both sides of the feeding channel 2 to push the material from the feeding channel 2 into the main body 1 of the equipment. The propulsion unit 5 includes a rotary motor 6, a rotating shaft 7 and a spiral propulsion roller 8. The rotary motor 6 is fixedly installed on the outer wall of the feeding channel 2. One end of the rotating shaft 7 is coaxially fixedly connected to the output end of the rotary motor 6, and the other end of the rotating shaft 7 is movably connected to the inner wall of the feeding channel 2 through a bearing. The spiral propulsion roller 8 is fixedly sleeved on the rotating shaft 7 and located inside the feeding channel 2. The conveying device 9 is inclinedly installed in front of the main body 1 via the support 10. The end of the conveying device 9 is located near the feed inlet 3, and a closed cover 11 is provided above the conveying device 9. A steam generator 12 is fixedly installed below the conveying device 9. Multiple sets of steam spray belts 13 are evenly arranged on the upper wall of the enclosure 11. Multiple sets of steam heat pipes 14 are installed through each set of steam spray belts 13. The lower end of the steam heat pipes 14 extends into the internal space of the conveying device 9. The steam outlet of the steam generator 12 is connected to the steam spray belts 13 through a steam pipe 15.

[0022] In this embodiment, the rated steam pressure of the steam generator 12 is 0.3-0.5 MPa, and the steam temperature is 120-150°C.

[0023] In this embodiment, the waste wood transfer box to be processed is placed onto the inclined conveyor device 9. After the steam generator 12 is started, the steam generated is transported through the steam pipe 15 to multiple sets of steam spray belts 13 on the upper wall of the enclosed cover 11. Then, through the steam heat pipe 14 that penetrates the spray belt and extends into the interior of the conveyor device 9, the high-temperature steam is evenly sprayed onto the surface and surrounding area of ​​the wood transfer box. As the wood transfer box moves toward the feed inlet 3, it is continuously moistened by high-temperature steam, which can achieve softening and humidification treatment of wood fibers. When the softened wood transfer box reaches the end of the conveyor device 9... The wood naturally falls into the feed inlet 3 of the feed channel 2. At this time, the propulsion units 5 on both sides of the feed channel 2 start synchronously. The rotary motor 6 drives the rotating shaft 7 to rotate the spiral propulsion roller 8. The spiral propulsion roller 8 contacts the wood on its outer circumference and forces the wood transfer box in the feed channel 2 downward to avoid feeding jams. When a blockage occurs in the feed channel 2, the rotary motor 6 drives the spiral propulsion roller 8 to reverse, retract the jammed wood, and readjust the propulsion speed to ensure smooth feeding. The forcibly pushed wood transfer box enters the crushing chamber 4 inside the main body of the equipment 1 to complete the subsequent crushing process.

[0024] In this embodiment, the symmetrically arranged propulsion unit 5 and spiral propulsion roller 8 structure realizes forced feeding of the wood transfer box, avoiding the feeding jamming problem caused by the irregular shape of the wood in traditional equipment. If the feeding channel 2 is blocked, the rotary motor 6 drives the spiral propulsion roller 8 to reverse, which can push back the jammed wood and readjust the propulsion speed, thereby ensuring smooth feeding and improving the recycling efficiency. The steam generator 12 softens the fibers of the wood transfer box before it enters the crushing chamber 4 with high-temperature steam, reducing the crushing load of the subsequent crushing chamber 4 and improving the crushing efficiency. It also reduces the generation of wood dust during the crushing process by steam humidification.

[0025] like Figure 3As shown, the crushing chamber 4 is a dual-chamber crushing structure. Inside the crushing chamber 4 are two sets of staggered alloy steel toothed rollers, namely a primary toothed roller 16 and a secondary toothed roller 17. The primary toothed roller 16 is located near the lower end outlet of the feed channel 2, and the secondary toothed roller 17 is located below the primary toothed roller 16. The roller shafts of the primary toothed roller 16 and the secondary toothed roller 17 are movably connected to the side wall of the crushing chamber 4 through bearings. The inner wall of the crushing chamber 4 is fixedly fitted with a wear-resistant liner 18.

[0026] In this embodiment, the primary toothed roller 16 is located near the lower outlet of the feed channel 2, which can quickly receive the wood transfer box pushed by the propulsion unit 5 and perform preliminary shearing, compression and crushing. Then, the secondary toothed roller 17 below further crushes the wood after preliminary crushing, forming a stepped crushing process of coarse crushing followed by fine crushing. This avoids wear on the toothed rollers caused by excessive single crushing load. The uniformity and efficiency of wood crushing are improved through two-stage crushing. The wear-resistant liner 18 fixedly attached to the inner wall of the crushing chamber 4 can directly resist the impact and friction on the chamber wall during the wood crushing process, preventing the chamber wall from deforming or breaking due to long-term wear, further extending the overall service life of the crushing chamber 4 and reducing equipment maintenance costs.

[0027] like Figure 2 As shown, a protective shell 19 is fitted around the outside of the rotary motor 6. One side of the protective shell 19 is fixedly connected to the outer wall of the feed channel 2, and a gap is left between the inner wall of the protective shell 19 and the outer shell of the rotary motor 6.

[0028] In this embodiment, the protective shell 19 can directly isolate the sawdust, dust and steam condensate that may be generated near the feed channel 2, prevent impurities from entering the motor and causing short circuits or component corrosion, and also avoid external collisions from causing physical damage to the motor, thus providing effective protection for the motor.

[0029] like Figure 3 As shown, a pressure sensor 20 is embedded in the lower wall of the feeding channel 2. The pressure sensor 20 is located directly below the two spiral propulsion rollers 8. The pressure sensor 20 is connected to the rotary motor 6 via a control circuit signal. The sensing surface of the pressure sensor 20 is flush with the inner surface of the lower wall of the feeding channel 2.

[0030] In this embodiment, the pressure sensor 20 can capture the pressure generated by the wood getting stuck during the pushing process of the pusher roller. The pressure sensor 20 and the rotary motor 6 are connected by a control circuit to provide a hardware foundation for the automated handling of the stuck fault, and can quickly trigger the motor to reverse, adjust speed and other response actions.

[0031] Specifically, when the wood gets stuck and the pressure in the channel exceeds 30KN, the pressure sensor 20 triggers the rotary motor 6 to reverse for 2 seconds. Then the rotary motor 6 adjusts its speed to 80% of the original speed and pushes the wood forward again.

[0032] like Figure 2 and Figure 3 As shown, the lower end of the crushing chamber 4 is provided with a discharge port 21, and an arc-shaped screen 22 is fixedly provided at the discharge port 21; the arc-shaped concave surface of the arc-shaped screen 22 is set towards the secondary toothed roller 17, and the edge of the arc-shaped screen 22 is detachably connected to the inner wall of the discharge port 21 of the crushing chamber 4 by bolts.

[0033] In this embodiment, the wood chips crushed by the secondary toothed roller 17 fall directly into the concave surface of the screen. Its arc-shaped structure can gather the chips, prolong the residence and screening time of the chips on the screen, avoid screening omissions caused by chip splashing, improve the comprehensiveness and accuracy of particle size screening, and ensure that only qualified fine materials are discharged through the screen.

[0034] like Figure 1 and Figure 2 As shown, a manual regulating valve 23 is connected in series on the steam pipe 15; the inlet end of the manual regulating valve 23 is welded to the steam outlet pipe of the steam generator 12, and the outlet end of the manual regulating valve 23 is welded to the pipe connected to the steam spray belt 13.

[0035] In this embodiment, when dealing with harder wood, the valve opening can be increased to increase the steam supply and enhance the fiber softening effect; when dealing with softer wood, the opening can be reduced to decrease steam consumption, thus achieving precise matching of steam usage and avoiding excessive energy waste.

[0036] like Figure 1 and Figure 2 As shown, a water collection tank 24 is provided below the lowest end of the conveying device 9. The top of the water collection tank 24 is an open structure and the opening is directly opposite the lowest end of the conveying device 9. The bottom of the water collection tank 24 is equipped with a drain valve 25 and a water level sensor 26. The drain valve 25 is threadedly connected to the bottom outlet of the water collection tank 24, and the water level sensor 26 is embedded in the inner wall of the water collection tank 24. The lower side wall of the water collection tank 24 is also provided with a water outlet 27, which is connected to the water inlet of the steam generator 12 through a filter pipe 28. A filter element is provided on the filter pipe 28.

[0037] In this embodiment, the top opening of the water collection tank 24 receives the water flow that flows down the inclined body after the high-temperature steam on the conveying device 9 condenses, preventing the condensate from dripping randomly and polluting the surrounding environment of the equipment or seeping into other parts and causing corrosion, thus achieving the collection of condensate; the water level sensor 26 can monitor the water level in the tank in real time and can promptly remind the operator to avoid the water level from overflowing, ensuring the safe operation of the equipment; the filtration pipe 28 with a filter element is connected to the water inlet of the steam generator 12, so that the collected condensate can be filtered to remove sawdust impurities and then reinjected into the steam generator 12, realizing the recycling of water resources and greatly reducing the water replenishment cost of equipment operation. At the same time, the filter element can prevent impurities from entering the steam generator 12 and affecting the steam quality or causing internal blockage.

[0038] In this example, the outer peripheral surface of the spiral propulsion roller 8 is integrally formed with anti-slip patterns, which are distributed in a spiral shape along the axial direction of the spiral propulsion roller 8.

[0039] In this embodiment, the anti-slip pattern integrally formed on the outer circumference of the spiral propulsion roller 8 can significantly increase the friction between the roller surface and the wooden board of the wooden transfer box, effectively avoiding the problem of wood slippage that is prone to occur on traditional smooth roller surfaces, ensuring stable gripping and forced propulsion of wooden boards with different surface conditions, especially suitable for the uneven surface of waste wooden transfer boxes, and improving the stability of the feeding process.

[0040] It should be noted that, in this document, relational terms such as “first” and “second” are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms “comprising,” “including,” or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus.

[0041] Although embodiments have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit, the scope of which is defined by the appended claims and their equivalents.

[0042] The embodiments have been described above, and such description is not restrictive. The figures shown are only one embodiment, and the actual structure is not limited to this. In short, if a person skilled in the art is inspired by this description and designs a similar structure and embodiment without departing from the inventive spirit, such design should fall within the scope of protection.

Claims

1. A recycling and processing equipment for waste wooden transfer boxes, characterized in that, include: The main body of the equipment (1) includes a crushing chamber (4) disposed therein; The feeding channel (2) is connected to the main body (1) of the equipment and includes a feeding port (3). The feeding channel (2) is used to transport the waste wood transfer box to be crushed to the crushing chamber (4). Two propulsion units (5) are symmetrically arranged on both sides of the feeding channel (2) to push the material from the feeding channel (2) into the main body (1) of the equipment. The propulsion unit (5) includes a rotary motor (6), a rotating shaft (7) and a spiral propulsion roller (8). The rotary motor (6) is fixedly installed on the outer wall of the feeding channel (2). One end of the rotating shaft (7) is coaxially fixedly connected to the output end of the rotary motor (6). The other end of the rotating shaft (7) is movably connected to the inner wall of the feeding channel (2) through a bearing. The spiral propulsion roller (8) is fixedly sleeved on the rotating shaft (7) and located inside the feeding channel (2).

2. The waste wooden transfer box recycling equipment according to claim 1, characterized in that, Also includes: The conveying device (9) has its material outlet located near the feed inlet (3), and a closed cover (11) is provided above the conveying device (9).

3. The waste wooden transfer box recycling equipment according to claim 1, characterized in that, Also includes: A steam generator (12) is fixedly installed below the conveying device (9). The upper wall of the enclosure (11) is uniformly provided with multiple sets of steam spray belts (13). Multiple sets of steam heat pipes (14) are provided through each set of steam spray belts (13). The lower end of the steam heat pipes (14) extends into the internal space of the conveying device (9). The steam outlet of the steam generator (12) is connected to the steam spray belts (13) through a steam pipe (15).

4. The waste wooden transfer box recycling equipment according to claim 1, characterized in that, The crushing chamber (4) is a dual-chamber crushing structure. The interior of the crushing chamber (4) is provided with two sets of staggered alloy steel toothed rollers, namely a primary toothed roller (16) and a secondary toothed roller (17). The primary toothed roller (16) is located near the lower end outlet of the feed channel (2), and the secondary toothed roller (17) is located below the primary toothed roller (16). The roller shafts of the primary toothed roller (16) and the secondary toothed roller (17) are movably connected to the side wall of the crushing chamber (4) through bearings. The inner wall of the crushing chamber (4) is fixedly fitted with a wear-resistant liner (18).

5. The waste wooden transfer box recycling equipment according to claim 1, characterized in that, The rotary motor (6) is covered with a protective shell (19). One side of the protective shell (19) is fixedly connected to the outer wall of the feed channel (2), and there is a gap between the inner wall of the protective shell (19) and the outer shell of the rotary motor (6).

6. The waste wooden transfer box recycling equipment according to claim 1, characterized in that, A pressure sensor (20) is embedded in the lower wall of the feeding channel (2). The pressure sensor (20) is located directly below the two spiral propulsion rollers (8). The pressure sensor (20) is connected to the rotary motor (6) via a control line signal. The sensing surface of the pressure sensor (20) is flush with the inner surface of the lower wall of the feeding channel (2).

7. The waste wooden transfer box recycling equipment according to claim 4, characterized in that, The lower end of the crushing chamber (4) is provided with a discharge port (21), and an arc-shaped screen (22) is fixedly provided at the discharge port (21); the arc-shaped concave surface of the arc-shaped screen (22) is set towards the secondary toothed roller (17), and the edge of the arc-shaped screen (22) is detachably connected to the inner wall of the discharge port (21) of the crushing chamber (4) by bolts.

8. The waste wooden transfer box recycling equipment according to claim 3, characterized in that, A manual regulating valve (23) is connected in series on the steam pipe (15); the inlet end of the manual regulating valve (23) is welded to the steam outlet pipe of the steam generator (12), and the outlet end of the manual regulating valve (23) is welded to the pipe connected to the steam spray belt (13).

9. The waste wooden transfer box recycling equipment according to claim 2, characterized in that, A water collection tank (24) is provided below the lowest end of the conveying device (9). The top of the water collection tank (24) is an open structure and the opening is directly opposite the lowest end of the conveying device (9). The bottom of the water collection tank (24) is provided with a drain valve (25) and a water level sensor (26). The drain valve (25) is threadedly connected to the bottom outlet of the water collection tank (24), and the water level sensor (26) is embedded in the inner wall of the water collection tank (24). The lower side wall of the water collection tank (24) is also provided with a water outlet (27), which is connected to the water inlet of the steam generator (12) through a filter pipe (28). The filter pipe (28) is provided with a filter element.

10. The waste wooden transfer box recycling equipment according to claim 1, characterized in that, The outer circumferential surface of the spiral propulsion roller (8) is integrally formed with anti-slip patterns, which are distributed in a spiral shape along the axial direction of the spiral propulsion roller (8).