Pyrolysis activation equipment for preparing activated carbon from cork oak wood extraction residues

By designing a pyrolysis activation device for extracting residues from cork oak wood, and utilizing stirring and auxiliary activation mechanisms, the activator is ensured to have sufficient contact with the pyrolysis raw materials, thus solving the problem of insufficient contact of the activator and improving the pore uniformity and adsorption performance of activated carbon.

CN121849950APending Publication Date: 2026-04-14JINING UNIV +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-01-20
Publication Date
2026-04-14

AI Technical Summary

Technical Problem

In the process of preparing activated carbon, existing pyrolysis activation equipment does not allow sufficient contact between the activator and the residue, resulting in uneven pore distribution and large fluctuations in adsorption performance.

Method used

The pyrolysis activation equipment includes a shell, a vertical elevator, a heating module, a stirring mechanism, and an auxiliary activation mechanism. The rotating shaft of the stirring mechanism drives the cam to squeeze the horizontal plate, causing the piston rod to reciprocate and the activator to be sprayed out intermittently. Combined with the inclined design of the dispersion plate and the vibration of the stirring components, it ensures that the activator and the pyrolysis raw materials are in full contact.

Benefits of technology

This process ensures a full reaction between the activator and the pyrolysis raw materials, improves the pore uniformity and adsorption performance of the activated carbon, avoids material agglomeration and retention, and enhances the quality of the prepared activated carbon.

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Abstract

The invention relates to the technical field of pyrolysis and activation equipment, and discloses pyrolysis and activation equipment for preparing activated carbon from cork oak wood extraction residues, the pyrolysis and activation equipment comprises a shell and a vertical elevator, a pyrolysis bin and an activation bin are arranged in the shell, a heating module is arranged on the shell, a cover body is fixedly mounted at the top of the shell, and the vertical elevator is arranged in the shell. A driving assembly and an auxiliary activation mechanism are arranged on the cover body, a stirring mechanism is arranged in the shell, and the auxiliary activation mechanism comprises a bin body. According to the activating device, by using the auxiliary activating mechanism and the stirring mechanism, when the driving assembly drives the rotating shaft to rotate, a cam periodically extrudes a transverse plate, so that a piston rod reciprocates in the bin body, an activating agent is intermittently sprayed out through a one-way spraying pipe, and invalid consumption caused by continuous spraying is avoided; the active agent can be sucked into the bin body through the one-way inlet, and meanwhile, the active agent is discontinuously sprayed out of the one-way spray pipe, so that the pyrolysis raw material is ensured to fully react with the active agent.
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Description

Technical Field

[0001] This invention relates to the field of pyrolysis activation equipment technology, specifically to a pyrolysis activation device for preparing activated carbon from the residue extracted from cork oak wood. Background Technology

[0002] The pyrolysis and activation equipment for preparing activated carbon from cork oak wood extraction residue is a core piece of specialized equipment in the field of forestry waste resource utilization. Its core function is to transform the residue generated after extracting (such as cork and bioactive components) from cork oak wood into high-performance activated carbon through precise pyrolysis (decomposition of organic matter) and activation (construction of porous structure) processes. This equipment is widely used in environmental protection (wastewater treatment, waste gas adsorption), chemical catalysis, energy storage materials and other fields.

[0003] Currently, most existing pyrolysis activation equipment for preparing activated carbon typically involves first pyrolyzing the raw materials, and then activating the residue from the pyrolysis process to produce activated carbon. During this process, the residue from the pyrolysis is stirred, and an activating agent is introduced. However, the traditional method of adding the activating agent and mixing easily leads to particle stratification and insufficient contact between the activating agent and the residue, resulting in uneven pore distribution and large fluctuations in adsorption performance of the activated carbon. To address these issues, a pyrolysis activation device for preparing activated carbon from the residue extracted from cork oak wood is proposed. Summary of the Invention

[0004] The main objective of this invention is to provide a pyrolysis activation device for preparing activated carbon from the residue extracted from cork oak wood, which can solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this invention proposes a pyrolysis activation device for preparing activated carbon from the residue extracted from cork oak wood. The device includes a shell and a vertical elevator. The shell contains a pyrolysis chamber and an activation chamber. A heating module is mounted on the shell. A cover is fixedly installed on the top of the shell. A drive assembly and an auxiliary activation mechanism are mounted on the cover. A stirring mechanism is provided within the shell. The auxiliary activation mechanism includes: The chamber contains a piston connected to a piston rod, and a horizontal plate is fixedly connected to the end of the piston rod away from the chamber. A guide rod is fixedly connected to a horizontal plate. The guide rod passes through a guide sleeve and is slidably connected to the guide sleeve. The guide sleeve is fixedly connected to the outer wall of the chamber. The guide sleeve and the horizontal plate are elastically connected by a return spring. A one-way inlet is provided on the chamber body, and a one-way nozzle is connected to the chamber body.

[0006] Preferably, the agitation mechanism includes a rotating shaft, an agitator, a cam, a dispersing plate, and a mixing component. The rotating shaft is driven by a drive component. The agitator is fixedly connected to the outer wall of the rotating shaft. The cam is fixedly connected to the rotating shaft and abuts against the horizontal plate. The dispersing plate is penetrated by the rotating shaft. The mixing component is mounted on the rotating shaft. During the rotation of the rotating shaft by the drive component, the cam rotates, thereby squeezing the horizontal plate. Under the action of the return spring, the piston rod reciprocates left and right, spraying the activator in the chamber from the one-way nozzle. This ensures that the activator fully contacts the pyrolysis raw materials during the mixing process. Simultaneously, the activator can be drawn into the chamber through the one-way inlet. Furthermore, the spraying of the activator from the one-way nozzle is intermittent, ensuring that the pyrolysis raw materials fully react with the activator.

[0007] Preferably, the upper side of the dispersion plate is inclined, with a higher center and a lower periphery. The dispersion plate has multiple sets of openings and multiple sets of grooves on its edges. During the rotation of the dispersion plate, the pyrolysis raw materials falling on the dispersion plate can be evenly dispersed and fall into the activation chamber through the openings, thereby improving the mixing effect of the subsequent pyrolysis raw materials and the full contact with the activator.

[0008] Preferably, the mixing component includes a ring, an elastic element, a first rod, a connecting element, a second rod, a vertical plate, and an auxiliary feeding component. The ring is penetrated by a rotating shaft and is fixedly connected to the rotating shaft. The elastic element is disposed on the ring. The first rod and the second rod are parallel. The connecting element is fixedly connected to the outer wall of the rotating shaft. The second rod is hinged to the connecting element. Both the first rod and the second rod are connected to the rubber component of the vertical plate.

[0009] Preferably, the elastic element includes a sleeve, a vertical rod, and a slip ring. The sleeve is fixed on the ring, the vertical rod is sleeved on the sleeve, the vertical rod is fixedly connected to the slip ring, the slip ring is slidably connected in the sleeve, and the slip ring is elastically connected to the inner wall of the sleeve by a connecting spring. The bottom of the vertical rod is hinged to rod one. When the pyrolysis raw material falls onto the dispersion plate, the dispersion plate descends under the action of gravity, which drives the vertical rod to descend. The connecting spring is compressed, which in turn drives rod one to move, causing rod two to move with the vertical plate, thereby improving the stirring effect. At the same time, after the vertical plate abuts against the inner wall of the activation chamber, the inner wall of the activation chamber can be cleaned.

[0010] Preferably, the auxiliary feeding assembly includes a connecting frame, an elastic telescopic rod, and a striking hammer. Both rod one and rod two are hinged to the connecting frame. The elastic telescopic rod is fixedly connected to the connecting frame, and the striking hammer is fixedly connected to the top of the elastic telescopic rod. During the descent of the dispersion plate, rod one and rod two swing, while the connecting frame rises, driving the elastic telescopic rod and the striking hammer to rise, thereby achieving a striking vibration on the dispersion plate and accelerating the passage of the pyrolysis raw material on the dispersion plate.

[0011] Preferably, the connecting frame is parallel to the vertical plate.

[0012] Preferably, the drive assembly includes a speed reducer and a motor, the output shaft of the speed reducer is fixedly connected to the rotating shaft, and the motor is used to drive the speed reducer.

[0013] Preferably, the cover has a feed inlet aligned with the discharge outlet of the vertical elevator, and the cover has an exhaust outlet.

[0014] Preferably, a discharge pipe is provided at the bottom of the housing.

[0015] Compared with the prior art, the present invention provides a pyrolysis activation device for preparing activated carbon from the extraction residue of cork oak wood, which has the following beneficial effects: 1. This pyrolysis activation equipment for preparing activated carbon from the residue of cork oak wood extraction utilizes an auxiliary activation mechanism and a stirring mechanism. When the drive component rotates the shaft, the cam periodically squeezes the horizontal plate, causing the piston rod to reciprocate within the chamber. The activator is intermittently sprayed out through a one-way nozzle, avoiding ineffective consumption caused by continuous spraying. The activator can be drawn into the chamber through a one-way inlet. At the same time, the activator is sprayed intermittently through the one-way nozzle, ensuring that the pyrolysis raw materials fully react with the activator.

[0016] 2. This pyrolysis activation equipment for preparing activated carbon from the residue of cork oak wood extraction utilizes a stirring mechanism. After the pyrolysis raw material falls onto the dispersion plate, the dispersion plate descends under gravity, causing the vertical rod to descend as well. The connecting spring is compressed, which in turn causes rod one to move, resulting in rod two moving against the vertical plate and improving the stirring effect. At the same time, after the vertical plate comes into contact with the inner wall of the activation chamber, it can clean the inner wall of the activation chamber and prevent material from caking and accumulating.

[0017] 3. This pyrolysis activation equipment for preparing activated carbon from the residue of cork oak wood extraction uses an auxiliary feeding component. During the descent of the dispersion plate, rod one and rod two move, and the connecting frame swings and rises with rod one and rod two, driving the elastic telescopic rod and the hammer to strike the dispersion plate. The vibration accelerates the passage of raw materials through the opening and groove, avoiding raw material retention. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of a pyrolysis activation device for preparing activated carbon from the residue of cork oak wood extraction, as proposed in this invention. Figure 2 This is a partial internal structure diagram of a pyrolysis activation device for preparing activated carbon from the residue of cork oak wood extraction, as proposed in this invention. Figure 3 This is a partial three-dimensional structural schematic diagram of a pyrolysis activation device for preparing activated carbon from the residue of cork oak wood extraction, as proposed in this invention. Figure 4 This is a schematic diagram of the auxiliary activation mechanism of a pyrolysis activation device for preparing activated carbon from the residue of cork oak wood extraction, as proposed in this invention. Figure 5 This is a schematic diagram of the stirring mechanism of a pyrolysis activation device for preparing activated carbon from the residue of cork oak wood extraction, as proposed in this invention. Figure 6 This is a partial cross-sectional schematic diagram of a pyrolysis activation device for preparing activated carbon from the residue of cork oak wood extraction, as proposed in this invention. Figure 7 This invention proposes a pyrolysis activation device for preparing activated carbon from extract residue of cork oak wood. Figure 6 Schematic diagram of structure A in the middle.

[0019] Explanation of icon numbers: 1. Housing; 2. Heating module; 3. Cover; 4. Vertical lifting mechanism; 5. Drive assembly; 6. Auxiliary activation mechanism; 7. Stirring mechanism; 101. Pyrolysis Chamber; 102. Activation Chamber; 31. Feed inlet; 51. Gear reducer; 52. Motor; 61. Chamber body; 62. Piston rod; 63. Horizontal plate; 64. Guide rod; 65. Guide sleeve; 66. One-way inlet; 67. One-way nozzle; 71. Rotating shaft; 72. Agitator; 73. Cam; 74. Dispersing plate; 75. Mixing assembly; 751. Ring; 752. Elastic element; 753. Rod 1; 754. Connector; 755. Rod 2; 756. Vertical plate; 757. Auxiliary feeding assembly; 7521. Sleeve; 7522. Vertical rod; 7523. Slip ring; 7571. Connecting frame; 7572. Elastic telescopic rod; 7573. Striking hammer. Detailed Implementation

[0020] The technical solutions of 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 of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0021] In this application, the term "above" indicates the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. It is primarily used to better describe this application and its embodiments, and is not intended to limit the indicated device, element, or component to having a specific orientation, or to construct and operate in a specific orientation. Furthermore, the term "above" may also be used in certain circumstances to indicate a dependency or connection relationship. Those skilled in the art can understand the specific meaning of these terms in this application according to the specific circumstances.

[0022] Reference Figures 1-7 This invention provides an embodiment of a pyrolysis activation device for preparing activated carbon from the residue of *Quercus variabilis* wood extraction. The device includes a shell 1 and a vertical elevator 4. The shell 1 contains a pyrolysis chamber 101 and an activation chamber 102. A discharge pipe is located at the bottom of the shell 1 for discharging activated raw materials. A heating module 2 is installed on the shell 1, which heats the pyrolysis chamber 101, thereby pyrolyzing the raw materials. A cover 3 is fixedly installed on the top of the shell 1. An inlet 31 is provided on the cover 3, aligned with the outlet of the vertical elevator 4, allowing the addition of raw materials. An exhaust port is provided on the cover 3 for discharging waste gas. A drive assembly 5 and an auxiliary activation mechanism 6 are installed on the cover 3. The drive assembly 5 includes a reducer 51 and a motor 52. The output shaft of the reducer 51 is fixedly connected to a rotating shaft 71, and the motor 52 drives the reducer 51. A stirring mechanism 7 is located within the shell 1.

[0023] The stirring mechanism 7 includes a rotating shaft 71, a stirring frame 72, a cam 73, a dispersing plate 74, and a mixing component 75. The rotating shaft 71 is driven by the driving component 5. The stirring frame 72 is fixedly connected to the outer wall of the rotating shaft 71. The cam 73 is fixedly connected to the rotating shaft 71 and abuts against the horizontal plate 63. The dispersing plate 74 is penetrated by the rotating shaft 71. The mixing component 75 is set on the rotating shaft 71. The motor 52 drives the reducer 51, which drives the rotating shaft 71 to rotate, thereby driving the stirring frame 72 to rotate and agitate the raw materials, so that the raw materials can be fully pyrolyzed. A valve port is provided at the bottom of the pyrolysis chamber 101 to discharge the pyrolyzed raw materials into the activation chamber 102.

[0024] The auxiliary activation mechanism 6 includes a chamber 61, a guide rod 64, and a one-way inlet 66. A piston rod 62 is connected to a piston in the chamber 61. A horizontal plate 63 is fixedly connected to the end of the piston rod 62 away from the chamber 61. The guide rod 64 is fixedly connected to the horizontal plate 63 and passes through a guide sleeve 65, which is slidably connected to it. The guide sleeve 65 is fixedly connected to the outer wall of the chamber 61. The guide sleeve 65 and the horizontal plate 63 are elastically connected by a return spring. The one-way inlet 66 is located on the chamber 61, and a one-way spray nozzle is connected to the chamber 61. During the rotation of the rotating shaft 71, the pipe 67 drives the cam 73 to rotate, which in turn compresses the horizontal plate 63. Under the action of the return spring, the piston rod 62 reciprocates left and right, spraying the activator in the chamber 61 out of the one-way nozzle 67, so that the activator can fully contact the pyrolysis raw materials in the mixing process. At the same time, the activator can be drawn into the chamber 61 through the one-way inlet 66. Moreover, the activator is sprayed intermittently in the one-way nozzle 67 to ensure that the pyrolysis raw materials react fully with the activator.

[0025] The upper side of the dispersion plate 74 is inclined, with a higher center and a lower periphery. Multiple sets of openings are provided on the dispersion plate 74, and multiple sets of grooves are provided on the edge of the dispersion plate 74. Through this design, during the rotation of the dispersion plate 74, the pyrolysis raw materials falling on the dispersion plate 74 can be evenly dispersed and fall into the activation chamber 102 through the openings and grooves, thereby improving the mixing effect of the subsequent pyrolysis raw materials and the full contact of the activator.

[0026] The mixing component 75 includes a ring 751, an elastic element 752, a first rod 753, a connector 754, a second rod 755, a vertical plate 756, and an auxiliary feeding component 757. The ring 751 is penetrated by and fixedly connected to the rotating shaft 71. The elastic element 752 is disposed on the ring 751. The first rod 753 and the second rod 755 are parallel. The connector 754 is fixedly connected to the outer wall of the rotating shaft 71. The second rod 755 is hinged to the connector 754. Both the first rod 753 and the second rod 755 are connected to the rubber parts of the vertical plate 756. The elastic element 752 includes a sleeve 7521, a vertical rod 7522, and a slip ring 7523. The sleeve 7521 is fixed on the ring 751, and the vertical rod 7522 is sleeved on the sleeve 7521. The vertical rod 7522 is fixedly connected to the slip ring 7523, which is slidably connected in the sleeve 7521. The slip ring 7523 and the inner wall of the sleeve 7521 are elastically connected by a connecting spring. The bottom of the vertical rod 7522 is hinged to the first rod 753. During the process of the pyrolysis raw material falling onto the dispersion plate 74, the dispersion plate 74 descends under the action of gravity, which drives the vertical rod 7522 to descend. The connecting spring is compressed, which in turn drives the first rod 753 to move, causing the second rod 755 and the vertical plate 756 to move, changing the stirring position and improving the stirring effect. At the same time, after the vertical plate 756 abuts against the inner wall of the activation chamber 102, it can clean the inner wall of the activation chamber 102 and prevent the material from accumulating.

[0027] The auxiliary feeding assembly 757 includes a connecting frame 7571, an elastic telescopic rod 7572, and a striking hammer 7573. Rod 1 753 and rod 2 755 are both hinged to the connecting frame 7571. The connecting frame 7571 is parallel to the vertical plate 756. The elastic telescopic rod 7572 is fixedly connected to the connecting frame 7571, and the striking hammer 7573 is fixedly connected to the top of the elastic telescopic rod 7572. During the descent of the dispersing plate 74, rod 1 753 and rod 2 755 move, and the connecting frame 7571 swings and rises with rod 1 753 and rod 2 755, driving the elastic telescopic rod 7572 and the striking hammer 7573 to strike the dispersing plate 74. The vibration accelerates the passage of raw materials through the opening and groove, preventing raw materials from stagnating.

[0028] In this invention, during use, the vertical elevator 4 is first started to feed the cork oak wood extraction residue into the pyrolysis chamber 101 of the shell 1 through the feed inlet 31 of the cover 3, and then the relevant sealing structure of the feed inlet 31 is closed. The heating module 2 is started to heat the pyrolysis chamber 101, and at the same time the motor 52 is started. The motor 52 drives the reducer 51 to work, and the reducer 51 drives the rotating shaft 71 to rotate. The rotating shaft 71 drives the stirring frame 72 to rotate synchronously, continuously stirring the raw materials in the pyrolysis chamber 101 to ensure that the raw materials are heated evenly and the pyrolysis reaction is fully completed. The waste gas generated during the pyrolysis process is discharged through the exhaust port on the cover 3 for subsequent exhaust gas treatment.

[0029] After pyrolysis, the valve at the bottom of the pyrolysis chamber 101 is opened, and the pyrolyzed raw material falls onto the dispersion plate 74 above the activation chamber 102. At this time, the rotating shaft 71 continues to rotate, driving the dispersion plate 74 to rotate synchronously. The inclined design on the upper side of the dispersion plate 74, together with the through-hole and through-slot, makes the raw material evenly dispersed and gradually fall. During the fall of the raw material, the dispersion plate 74 is squeezed by gravity, causing the dispersion plate 74 to descend, which in turn pushes the vertical rod 7522 to slide down along the sleeve 7521. The slip ring 7523 compresses the connecting spring, and the vertical rod 7522 drives the first rod 753 to move. The first rod 753 is linked to the second rod 755, pushing the vertical plate 756 to swing. When the vertical plate 756 comes into contact with the inner wall of the activation chamber 102, it scrapes off the raw material attached to the inner wall to prevent agglomeration and accumulation.

[0030] Simultaneously, the swinging of rods 753 and 755 causes the connecting frame 7571 to rise. The connecting frame 7571 pulls the elastic telescopic rod 7572, causing the hammer 7573 to strike the dispersion plate 74. This vibration accelerates the passage of raw materials through the opening and slot, preventing them from accumulating on the dispersion plate 74. During the rotation of the shaft 71, the cam 73 also rotates synchronously. The cam 73 periodically presses the horizontal plate 63, which compresses the return spring and causes the guide rod 64 to slide along the guide sleeve 65, thereby pushing the piston rod 62 to reciprocate within the chamber 61. When the piston rod 62 retracts, the activator is drawn into the chamber 61 through the one-way inlet 66. When the piston rod 62 advances, the activator is intermittently sprayed out through the one-way nozzle 67, fully contacting the agitated pyrolysis raw materials within the activation chamber 102 to complete the activation reaction. All standard parts used in this application can be purchased from the market. The specific connection methods of each part are all conventional methods such as riveting and welding that are mature in the prior art. In addition, the standard parts are all conventional models in the prior art, and the circuit connection adopts conventional connection methods in the prior art.

[0031] It should be noted that the above electrical components are all existing technology products. Those skilled in the art should select, install, and complete the circuit debugging work according to the needs of use to ensure that each electrical appliance can work normally. The components are all general standard parts or components known to those skilled in the art. Their structure and principle can be known by those skilled in the art through technical manuals or conventional experimental methods. No specific restrictions are made here. The supporting structures of the hydraulic drive structure appearing in this application document, such as hydraulic tanks and hydraulic pumps, are existing equipment and will not be described in detail here.

[0032] The present invention has been described in detail above. However, modifications or improvements can be made to it, which will be obvious to those skilled in the art. Therefore, any modifications or improvements that do not depart from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A pyrolysis activation device for preparing activated carbon from extract residue of cork oak wood, comprising a shell (1) and a vertical elevator (4), characterized in that: The shell (1) is provided with a pyrolysis chamber (101) and an activation chamber (102). A heating module (2) is provided on the shell (1). A cover (3) is fixedly installed on the top of the shell (1). A drive assembly (5) and an auxiliary activation mechanism (6) are provided on the cover (3). A stirring mechanism (7) is provided in the shell (1). The auxiliary activation mechanism (6) includes: The chamber (61) has a piston connected to a piston rod (62), and a horizontal plate (63) is fixedly connected to one end of the piston rod (62) away from the chamber (61). Guide rod (64), the guide rod (64) is fixedly connected to the horizontal plate (63), the guide rod (64) passes through the guide sleeve (65) and is slidably connected to the guide sleeve (65), the guide sleeve (65) is fixedly connected to the outer wall of the compartment (61), and the guide sleeve (65) and the horizontal plate (63) are elastically connected by a return spring; A one-way inlet (66) is provided on the chamber body (61), and a one-way nozzle (67) is connected to the chamber body (61).

2. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 1, characterized in that: The stirring mechanism (7) includes a rotating shaft (71), a stirring frame (72), a cam (73), a dispersing plate (74), and a mixing component (75). The rotating shaft (71) is driven by a driving component (5). The stirring frame (72) is fixedly connected to the outer wall of the rotating shaft (71). The cam (73) is fixedly connected to the rotating shaft (71) and abuts against the horizontal plate (63). The dispersing plate (74) is penetrated by the rotating shaft (71). The mixing component (75) is disposed on the rotating shaft (71).

3. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 2, characterized in that: The upper side of the dispersion plate (74) is inclined, with a high center and a low periphery. Multiple sets of openings are provided on the dispersion plate (74), and multiple sets of grooves are provided on the edge of the dispersion plate (74).

4. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 2, characterized in that: The mixing component (75) includes a ring (751), an elastic element (752), a first rod (753), a connector (754), a second rod (755), a vertical plate (756), and an auxiliary feeding component (757). The ring (751) is penetrated by a rotating shaft (71) and is fixedly connected to the rotating shaft (71). The elastic element (752) is disposed on the ring (751). The first rod (753) and the second rod (755) are parallel. The connector (754) is fixedly connected to the outer wall of the rotating shaft (71). The second rod (755) is hinged to the connector (754). The first rod (753) and the second rod (755) are both connected to the rubber part of the vertical plate (756).

5. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 4, characterized in that: The elastic element (752) includes a sleeve (7521), a vertical rod (7522), and a slip ring (7523). The sleeve (7521) is fixed on the ring (751). The vertical rod (7522) is sleeved by the sleeve (7521). The vertical rod (7522) is fixedly connected to the slip ring (7523). The slip ring (7523) is slidably connected in the sleeve (7521). The slip ring (7523) and the inner wall of the sleeve (7521) are elastically connected by a connecting spring. The bottom of the vertical rod (7522) is hinged to the rod (753).

6. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 4, characterized in that: The auxiliary feeding assembly (757) includes a connecting frame (7571), an elastic telescopic rod (7572), and a hammer (7573). The first rod (753) and the second rod (755) are both hinged to the connecting frame (7571). The elastic telescopic rod (7572) is fixedly connected to the connecting frame (7571), and the hammer (7573) is fixedly connected to the top of the elastic telescopic rod (7572).

7. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 6, characterized in that: The connecting frame (7571) is parallel to the vertical plate (756).

8. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 2, characterized in that: The drive assembly (5) includes a speed reducer (51) and a motor (52). The output shaft of the speed reducer (51) is fixedly connected to the rotating shaft (71), and the motor (52) is used to drive the speed reducer (51).

9. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 1, characterized in that: The cover (3) has a feed inlet (31) and the feed inlet (31) is aligned with the discharge port of the vertical elevator (4). The cover (3) also has an exhaust port.

10. The pyrolysis activation equipment for preparing activated carbon from the extract residue of *Quercus variabilis* wood according to claim 1, characterized in that: The bottom of the housing (1) is provided with a discharge pipe.