A one-way feeding mechanism for a waste incineration system

By adopting an electric drive structure and a torsion spring-assisted rotary plate design in the waste incineration system, the problem of feeding lighter waste has been solved, achieving unidirectional feeding and preventing smoke and dust leakage, thus improving the applicability and safety of the equipment.

CN224302098UActive Publication Date: 2026-05-29DONGYANG WEIMING ENVIRONMENTAL PROTECTION ENERGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DONGYANG WEIMING ENVIRONMENTAL PROTECTION ENERGY CO LTD
Filing Date
2025-07-21
Publication Date
2026-05-29

AI Technical Summary

Technical Problem

The existing unidirectional feeding mechanism of waste incineration system has limitations in its use when processing lighter waste, as it is difficult to achieve effective feeding.

Method used

The rotating plate design employs an electric drive structure and a torsion spring. The electric drive structure drives the opening and closing of the rotating plate to ensure that the waste enters the incineration system smoothly. A sealing layer and an exhaust fan are installed between the rotating plates to prevent smoke and dust leakage.

Benefits of technology

It achieves unidirectional feeding of lighter waste, avoids smoke and dust leakage, and improves the convenience and safety of feeding.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224302098U_ABST
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Abstract

The utility model relates to garbage treatment technical field more specifically is a kind of one-way feeding mechanism for garbage incineration system, a kind of one-way feeding mechanism for garbage incineration system, including feed tank, multiple rotating plates are rotatably connected on feed tank, multiple rotating plates are divided into two layers, two rotating plates are symmetrically provided in each layer, torsion spring is connected between each rotating plate and feed tank, connecting frame A and connecting frame B are slidably connected on feed tank, two pressure rods A are fixedly connected on connecting frame A, two pressure rods B are fixedly connected on connecting frame B, connecting frame A can push two upper rotating plates to be mutually turned on, connecting frame B can push two lower rotating plates to be mutually turned on, electric drive structure A and electric drive structure B are fixedly connected on feed tank, electric drive structure A can push connecting frame A to move, electric drive structure B can push connecting frame B to move, can realize feeding effect to lighter garbage, bring convenience for use.
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Description

Technical Field

[0001] This utility model relates to the field of waste treatment technology, and more specifically to a one-way feeding mechanism for a waste incineration system. Background Technology

[0002] A unidirectional feeding mechanism for a waste incineration system, with application number 202121768273.2, is provided, wherein two partitions are arranged laterally in the main tube, and each partition is installed on the inner wall of the main tube by a hinge; each partition is connected to the inner wall of the main tube by a tension spring; the upper and lower pairs of partitions divide the main tube into an upper cavity, a middle cavity and a lower cavity, the middle cavity is provided with an air outlet and the lower cavity is provided with an air inlet, the negative pressure end of the air pump is connected to the air outlet and its positive pressure end is connected to the air inlet. The main tube is divided into three chambers by two pairs of baffles, with the middle chamber serving as a transition station for the fed waste. When the waste enters the middle chamber, the upper baffle closes under the action of a spring, and then, under its own weight, it pushes open the lower baffle to enter the boiler. Since one of the upper or lower baffles is always kept closed, and the backflow of flue gas in the middle chamber is continuously guided back to the lower chamber by the action of the air pump, the material feeding process is always in a closed and negative pressure suction environment, eliminating the possibility of harmful flue gas from the boiler flowing back to the outside. However, it only achieves the feeding operation of waste by its own weight. When the waste itself is light, the feeding operation cannot be completed smoothly, which limits its use. Utility Model Content

[0003] This utility model provides a unidirectional feeding mechanism for a waste incineration system, which has the advantage of being able to feed lighter waste, bringing convenience to users.

[0004] A unidirectional feeding mechanism for a waste incineration system includes a feeding box with multiple rotating plates rotatably connected to it. The rotating plates are divided into upper and lower layers, with two rotating plates symmetrically arranged in each layer. Each rotating plate is connected to the feeding box by a torsion spring. A connecting frame A and a connecting frame B are slidably connected to the feeding box. Two pressure rods A are fixedly connected to the connecting frame A, and two pressure rods B are fixedly connected to the connecting frame B. The connecting frame A can push the two upper rotating plates to rotate apart, and the connecting frame B can push the two lower rotating plates to rotate apart. An electric drive structure A and an electric drive structure B are fixedly connected to the feeding box. The electric drive structure A can push the connecting frame A to move, and the electric drive structure B can push the connecting frame B to move.

[0005] The electric drive structure A includes a first electric push rod connected to the feed box, a connecting rod fixed to the connecting frame A, and the telescopic rod of the first electric push rod connected to the connecting rod.

[0006] It also includes an upper connecting disc A fixed to the lower side of the first electric push rod, an upper connecting disc B fixed to the telescopic rod of the first electric push rod, the upper connecting disc A being detachably connected to the feed box by bolts, and the upper connecting disc B being detachably connected to the connecting rod by bolts.

[0007] The connecting rod, upper connecting disc A, and upper connecting disc B are each provided in two symmetrical configurations.

[0008] It also includes a transmission cylindrical rod fixed to the connecting frame B, a compression spring fixed between the connecting frame B and the feed box, and the electric drive structure includes a second electric push rod connected to the feed box, a vertical plate fixed to the second electric push rod, an inclined plate fixed to the vertical plate, and the inclined plate can push the transmission cylindrical rod to move.

[0009] The electric drive structure B also includes an auxiliary plate, on which a lower connecting disc A is detachably connected by bolts. A second electric push rod is fixedly connected to the lower connecting disc A. The telescopic rod of the second electric push rod is fixedly connected to the lower connecting disc B, which is detachably connected to the vertical plate by bolts. Attached Figure Description

[0010] The present invention will now be described in further detail with reference to the accompanying drawings and specific implementation methods.

[0011] Figure 1 and Figure 2 This is a schematic diagram of a unidirectional feeding mechanism used in a waste incineration system.

[0012] Figure 3 This is a schematic diagram of the feed box structure;

[0013] Figure 4 This is a schematic diagram of the rotating plate structure;

[0014] Figure 5 This is a structural schematic diagram of connector A;

[0015] Figure 6 This is a schematic diagram of the structure of the first electric actuator;

[0016] Figure 7 This is a schematic diagram of the inclined plate structure;

[0017] Figure 8 This is a schematic diagram of the auxiliary plate. Detailed Implementation

[0018] A unidirectional feeding mechanism for a waste incineration system includes a feeding box 101. Multiple rotating plates 102 are rotatably connected to the feeding box 101. The rotating plates 102 are divided into upper and lower layers, with two rotating plates 102 symmetrically arranged in each layer. Each rotating plate 102 is fixedly connected to the feeding box 101 by a torsion spring. A connecting frame A201 and a connecting frame B601 are slidably connected to the feeding box 101. Two pressure rods A202 and two pressure rods B602 are fixedly connected to the connecting frame A201 and B601, respectively. The two pressure rods A202 on the connecting frame A201 can respectively push the two upper rotating plates 102 to rotate apart. The two pressure rods B602 on the connecting frame B601 can respectively push the two lower rotating plates 102 to rotate apart. An electric drive structure A and an electric drive structure B are fixedly connected to the feeding box 101. The electric drive structure A can push the connecting frame A201 to move, and the electric drive structure B can push the connecting frame B601 to move.

[0019] During the waste addition process, waste is added to the feed hopper 101 from top to bottom. The waste first falls onto the upper side of the two upper rotating plates 102, causing the two upper rotating plates 102 to rotate downwards and open, allowing the waste to fall downwards. Subsequently, the waste falls onto the upper side of the two lower rotating plates 102, causing the two lower rotating plates 102 to rotate downwards and open, allowing the waste to fall into the lower incineration system for incineration. When the waste falls onto the lower rotating plates 102, the two upper rotating plates 102 are subjected to the torsional force of two torsion springs and automatically reset, thereby closing the upper rotating plates 102 and preventing dust from overflowing from the upper part of the feed hopper 101. Furthermore, by opening and closing the two rotating plates 102 one after the other, the smoke and dust in the incineration system are not easily discharged through the feed hopper 101 during the waste addition process, achieving a one-way feeding effect.

[0020] When the garbage is too light to automatically rotate the two rotating plates 102 by its own weight, the electric drive structure A can be activated after the garbage is added to the upper rotating plate 102. The electric drive structure A drives the connecting frame A201 to move down, so that the two pressure rods A202 on the connecting frame A201 push the two upper rotating plates 102 to rotate against the torsional force of the torsion spring. This will open the upper rotating plates 102 by rotating them together. After the garbage falls down, the connecting frame A201 can be slid down to allow the two rotating plates 102 to automatically reset under the torsional force of the torsion spring.

[0021] Once the waste enters the upper side of the lower rotating plate 102, the electric drive structure B can be activated, causing the connecting frame B601 to slide down. This causes the connecting frame B601 to move the two pressure rods B602 down synchronously, which in turn causes the two pressure rods B602 to press the two lower rotating plates 102 apart, allowing the waste to automatically fall into the incineration system below. Subsequently, the connecting frame B601 can be slid upwards, causing the two lower rotating plates 102 to automatically reset under the torsional force of the torsion spring, completing one cycle of unidirectional waste feeding. In other words, this equipment can achieve unidirectional feeding for relatively light waste.

[0022] The electric drive structure A includes a first electric push rod 301 connected to the feed box 101, a connecting rod 203 fixedly connected to the connecting frame A201, and the telescopic rod of the first electric push rod 301 connected to the connecting rod 203.

[0023] When the connecting frame A201 needs to slide down, the telescopic rod of the first electric push rod 301 is retracted, which in turn drives the connecting rod 203 to move down, causing the connecting frame A201 to move down as a whole, thus completing the effect of driving the two upper rotating plates 102 to rotate downwards towards each other.

[0024] It also includes an upper connecting disc A302 fixed to the lower side of the first electric push rod 301, an upper connecting disc B303 fixed to the telescopic rod of the first electric push rod 301, the upper connecting disc A302 being detachably connected to the feed box 101 by bolts, and the upper connecting disc B303 being detachably connected to the connecting rod 203 by bolts.

[0025] The upper connecting disc A302 and the upper connecting disc B303 are designed to allow the first electric push rod 301 to be disassembled as a whole. Therefore, when the first electric push rod 301 malfunctions, the upper connecting disc A302 and the upper connecting disc B303 can be removed by loosening the bolts, thereby allowing the first electric push rod 301 to be disassembled and replaced.

[0026] The connecting rod 203, the upper connecting disc A302 and the upper connecting disc B303 are each provided in two symmetrical positions.

[0027] The arrangement of the two connecting rods 203, the upper connecting disc A302 and the upper connecting disc B303 enables the driving force to be provided in both the front and rear directions when the drive connecting frame A201 slides down, ensuring that the connecting frame A201 can slide down stably and that the equipment can be used for a long time.

[0028] It also includes a transmission cylindrical rod 603 fixed to the connecting frame B601, a compression spring 604 fixed between the connecting frame B601 and the feed box 101, and the electric drive structure includes a second electric push rod 401 connected to the feed box 101, a vertical plate 501 fixed to the second electric push rod 401, an inclined plate 502 fixed to the vertical plate 501, and the inclined plate 502 can push the transmission cylindrical rod 603.

[0029] When the electric drive connecting frame B601 needs to be moved down, the telescopic rod of the second electric push rod 401 extends, thereby driving the vertical plate 501 to move. The movement of the vertical plate 501 causes the inclined plate 502 to slide, which in turn pushes the transmission cylindrical rod 603 to overcome the elastic force of the compression spring 604 and move it down. This causes the two pressure rods B602 to press the two lower rotating plates 102 to rotate, allowing the waste to fall into the lower incineration system.

[0030] The horizontal movement of the second electric push rod 401 and the vertical plate 501 means that when the drive connecting frame B601 moves down, it does not need to occupy too much longitudinal space, thereby reducing the length of the feed box 101 and bringing convenience to actual production.

[0031] The electric drive structure B also includes an auxiliary plate 404. A lower connecting disc A402 is detachably connected to the auxiliary plate 404 by bolts. A second electric push rod 401 is fixed to the lower connecting disc A402. A lower connecting disc B403 is fixed to the telescopic rod of the second electric push rod 401. The lower connecting disc B403 is detachably connected to the vertical plate 501 by bolts.

[0032] When the second electric actuator 401 malfunctions and needs to be replaced or maintained, the lower connecting disc A402 and the lower connecting disc B403 can be removed from the auxiliary plate 404 and the inclined plate 502 by loosening the bolts, so that the second electric actuator 401 can be removed independently. Then the second electric actuator 401 can be replaced or maintained, which brings convenience to actual use.

[0033] The auxiliary plate 404 is detachably connected to the feed box 101 by bolts.

[0034] When the second electric push rod 401 needs to be replaced, the auxiliary plate 404 is removed from the feed box 101 by loosening the bolts, and then the subsequent disassembly and maintenance operation of the second electric push rod 401 is carried out, providing sufficient operating space for the maintenance process of the second electric push rod 401.

[0035] The second electric push rod 401 is connected to the feed box 101 by tightening bolts during normal descent. Then, the gap between the feed box 101 and the auxiliary plate 404 is sealed to prevent the emission of smoke and dust.

[0036] Each of the rotating plates 102 is provided with a mounting groove 104, and a torsion spring is fixedly connected between each mounting groove 104 and the feed box 101.

[0037] The mounting slot 104 provides a connection point for the torsion spring, facilitating the subsequent operation of the rotating plate 102 to reset using the torsional force of the torsion spring.

[0038] Each of the aforementioned rotating plates 102 is fixedly connected to a sealing layer 103.

[0039] When the two rotating plates 102 are closed by the torsional force of the torsion spring, the sealing layers 103 on the two rotating plates 102 can stick together tightly, thereby sealing the gap between the two rotating plates 102 and further preventing the leakage of smoke and dust.

[0040] A vacuum pump 701 is fixedly connected to the feed box 101. Two air pipes 702 are fixedly connected to the vacuum pump 701. Both air pipes 702 can communicate with the inside of the feed box 101. The upper air pipe 702 is located between the two rotating plates 102, and the lower air pipe 702 is located below the lower rotating plate 102.

[0041] During equipment operation, the exhaust fan 701 can be activated, thereby creating a negative pressure in the two air pipes 702, drawing the gas inside the feed box 101 into the exhaust fan 701. This absorbs the smoke and dust between the incineration system and the lower rotating plate 102 and between the two rotating plates 102, preventing the smoke and dust from escaping to the outside world and affecting the surrounding environment when the uppermost rotating plate 102 rotates and opens.

Claims

1. A unidirectional feeding mechanism for a waste incineration system, characterized in that, The device includes a feed box with multiple rotating plates rotatably connected to it. The rotating plates are divided into upper and lower layers, with two rotating plates symmetrically arranged in each layer. Each rotating plate is connected to the feed box by a torsion spring. Connecting frame A and connecting frame B are slidably connected to the feed box. Connecting frame A has two pressure rods A fixedly attached to it, and connecting frame B has two pressure rods B fixedly attached to it. Connecting frame A can push the two upper rotating plates to rotate apart, and connecting frame B can push the two lower rotating plates to rotate apart. Electric drive structure A and electric drive structure B are fixedly attached to the feed box. Electric drive structure A can push connecting frame A to move, and electric drive structure B can push connecting frame B to move.

2. The unidirectional feeding mechanism for a waste incineration system according to claim 1, characterized in that, The electric drive structure A includes a first electric push rod connected to the feed box, a connecting rod fixed to the connecting frame A, and the telescopic rod of the first electric push rod connected to the connecting rod.

3. The unidirectional feeding mechanism for a waste incineration system according to claim 2, characterized in that, It also includes an upper connecting disc A fixed to the lower side of the first electric push rod, an upper connecting disc B fixed to the telescopic rod of the first electric push rod, the upper connecting disc A being detachably connected to the feed box by bolts, and the upper connecting disc B being detachably connected to the connecting rod by bolts.

4. The unidirectional feeding mechanism for a waste incineration system according to claim 3, characterized in that, The connecting rod, upper connecting disc A, and upper connecting disc B are each provided in two symmetrical configurations.

5. The unidirectional feeding mechanism for a waste incineration system according to claim 4, characterized in that, It also includes a transmission cylindrical rod fixed to the connecting frame B, a compression spring fixed between the connecting frame B and the feed box, and the electric drive structure includes a second electric push rod connected to the feed box, a vertical plate fixed to the second electric push rod, an inclined plate fixed to the vertical plate, and the inclined plate can push the transmission cylindrical rod to move.

6. The unidirectional feeding mechanism for a waste incineration system according to claim 5, characterized in that, The electric drive structure B also includes an auxiliary plate, on which a lower connecting disc A is detachably connected by bolts. A second electric push rod is fixedly connected to the lower connecting disc A. The telescopic rod of the second electric push rod is fixedly connected to the lower connecting disc B, which is detachably connected to the vertical plate by bolts.

7. A unidirectional feeding mechanism for a waste incineration system according to claim 6, characterized in that, The auxiliary plate is detachably connected to the feed box by bolts.

8. A unidirectional feeding mechanism for a waste incineration system according to claim 7, characterized in that, Each of the aforementioned rotating plates is provided with a mounting slot, and a torsion spring is fixedly connected between each mounting slot and the feed box.

9. A unidirectional feeding mechanism for a waste incineration system according to claim 1, characterized in that, Each of the aforementioned rotating plates is fixed with a sealing layer.

10. A unidirectional feeding mechanism for a waste incineration system according to claim 1, characterized in that, An air extractor is fixedly connected to the feed box, and two air pipes are fixedly connected to the air extractor. Both air pipes can communicate with the inside of the feed box.