Garbage pool air suction system of household garbage incineration power plant

By setting up multiple ventilators and primary fans around the garbage pool, and using drainage pipes and preheating barrels to treat harmful gases, the problems of poor air circulation and gas accumulation in the garbage pool are solved, the gas treatment effect is improved, and safety and detection are ensured. The reliability of the equipment reduces the risk of accidents.

CN222143073UActive Publication Date: 2024-12-10CHINA POWER ENG CONSULTING GRP CORP EAST CHINA ELECTRIC POWER DESIGN INST +1
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Patent Information

Application Number
CN202420489735.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-03-14
Publication Date
2024-12-10
Estimated Expiration
2034-03-14

AI Technical Summary

Technical Problem

The large volume of the garbage pool leads to poor air circulation, and the air in many corners is difficult to be extracted, which easily forms combustible gas accumulation, and it is difficult for testing equipment to detect dangerous gases, which may cause accidents.

Method used

Design a waste pool suction system for domestic waste incineration power plants. By setting up multiple ventilators around the garbage pool, harmful gases are blown to the center, and the gas is treated with primary fan, drainage pipe and preheating barrel, and the gas is treated with intubation and The connecting barrel ensures connection stability, and uses torsion springs and pull rings to achieve flexible separation to ensure gas treatment effect.

Benefits of technology

Effectively prevent harmful gases from accumulating in the corners of the garbage pool, improve gas treatment effect, ensure safety, enhance the reliability of testing equipment, and reduce accident risks.

✦ Generated by Eureka AI based on patent content.

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    Figure CN222143073U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of incineration power plants, and discloses an air suction system for a garbage pool of a household garbage incineration power plant. Comprising a bottom plate, a garbage pool is fixedly connected to the top end of the bottom plate, a plurality of ventilators are arranged on the periphery of the garbage pool in a surrounding mode, a plurality of fixing cylinders are fixedly connected to the interior of the garbage pool, and the top ends of the fixing cylinders extend into the garbage pool and are fixedly connected with an air suction box; the bottom of the fixing cylinder extends to the inner wall of the bottom plate and is fixedly connected with a drainage pipe. The ventilator provided by the utility model can blow harmful gas gathered in the garbage pool to the center of the garbage pool, so that the harmful gas is prevented from being accumulated at the corner of the garbage pool and being inconvenient for subsequent cleaning, and then the primary fan blows the harmful gas into the preheating cylinder through the drainage pipe and the gas outlet pipe; and the subsequent treatment effect of the gas can be improved, harmful gas can be preheated through the heating pipe, and subsequent treatment is facilitated.
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Description

Technical Field

[0001] The utility model relates to the technical field of incineration power plants, in particular to a garbage pool suction system of a domestic garbage incineration power plant. Background Art

[0002] For the waste-to-energy plants that have been operating in my country for some time, the primary air intake is set at the top of the garbage pool to ensure negative pressure operation in the garbage pool and absorb toxic and flammable gases such as methane and carbon monoxide in the garbage pool; combustible gas detection devices are also installed in the garbage pool.

[0003] At present, most waste incineration power plants have one primary air suction port, and some power plants have one secondary air suction port to suck air from the garbage pool. The air in the pool is sucked in from the unloading door and other places, and then pumped away through the primary air duct. Due to the large volume of the garbage pool, each furnace is equipped with a primary air suction port, which will lead to poor air circulation in the furnace. The air in many corners cannot be pumped away, which is easy to form the accumulation of combustible gas and the detection equipment will alarm. If the detection equipment is not set up reasonably, it is difficult to detect the accumulation of dangerous gases, which may cause dangerous accidents in serious cases. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that, due to the large volume of the garbage pool, each furnace is provided with a primary air suction port, which will lead to poor air circulation in the furnace, and the air in many corners cannot be sucked away, which is easy to form the accumulation of combustible gas, and the detection equipment alarms. If the detection equipment is not reasonably set, it is difficult to detect the accumulation of dangerous gases, which may cause dangerous accidents in serious cases. A garbage pool suction system for a domestic waste incineration power plant is proposed.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A garbage pool suction system for a domestic waste incineration power plant comprises a base plate, the top of the base plate is fixedly connected to the garbage pool, a plurality of ventilators are arranged around the garbage pool, a plurality of fixed cylinders are fixedly connected to the inside of the garbage pool, the top of the fixed cylinders extends to the inside of the garbage pool and is fixedly connected to a suction box, the bottom of the fixed cylinders extends to the inner wall of the base plate and is fixedly connected to a drainage pipe, a primary fan is fixedly connected to the top of the base plate, the end of the drainage pipe facing away from the fixed cylinder is fixedly connected to the primary fan, the top of the primary fan is fixedly connected to an outlet pipe, a preheating cylinder is provided on one side of the outlet pipe, and a valve is provided on the side of the preheating cylinder facing away from the outlet pipe.

[0007] Preferably, the end of the air outlet pipe facing away from the primary fan is fixedly connected to a connecting tube, the end of the preheating tube is fixedly connected to an insert tube, and the insert tube is plug-connected and arranged inside the connecting tube.

[0008] Preferably, a plurality of openings are provided inside the air suction box, a connection frame is inserted inside the openings of the air suction box, a filter is fixedly connected inside the connection frame, and a strip opening is provided on the side wall of the connection frame.

[0009] Preferably, a cavity is provided inside the connection frame, an elastic plate is fixedly connected inside the cavity, an insert block is fixedly connected to the side wall of the elastic plate, a slot is provided inside the suction box, and the insert block is plugged into the slot.

[0010] Preferably, the side wall of the connection frame located in the cavity is provided with a strip opening, the side wall of the plug block located in the strip opening is provided with a lever, the inner wall of the connection frame located in the strip opening is fixedly connected with a sealing gasket, and the sealing gasket is pressed against the rod wall of the lever.

[0011] Preferably, a groove is provided on the tube wall of the cannula, the cannula is fixedly connected to a fixing rod inside the groove, a clamping plate and a torsion spring are movably sleeved on the rod wall of the fixing rod, one end of the torsion spring is fixedly connected to the inside of the clamping plate, and the other end of the torsion spring is fixedly connected to the inside of the cannula, a fan-shaped groove is provided inside the connecting tube, and the clamping plate extends to the inside of the fan-shaped groove.

[0012] Preferably, a pull rope is fixedly connected to the side wall of the clamping plate, and one end of the pull rope facing away from the clamping plate extends to the wall of the preheating cylinder and is fixedly connected to a pull ring. An annular groove is provided on the wall of the preheating cylinder, and the pull ring is slidably arranged inside the annular groove.

[0013] Preferably, a sealing ring is fixedly connected to the end of the insert tube, and the sealing ring is tightly arranged inside the connecting tube.

[0014] Compared with the prior art, the utility model provides a garbage pool suction system for a domestic waste incineration power plant, which has the following beneficial effects:

[0015] 1. The garbage pool suction system of the domestic waste incineration power plant can blow the harmful gases gathered inside the garbage pool to the center of the garbage pool through the ventilator to prevent the harmful gases from accumulating in the corners of the garbage pool and making it inconvenient for subsequent cleaning. Then the primary fan blows the harmful gases to the inside of the preheating cylinder through the drainage pipe and the exhaust pipe, which can improve the subsequent treatment effect of the gas and preheat the harmful gases for subsequent treatment.

[0016] 2. The garbage pool suction system of the domestic waste incineration power plant can ensure the stability of the connection between the preheating tube and the exhaust pipe through the connection of the insert tube and the connecting tube. The torsion spring can push the clamping plate to extend to the inside of the fan-shaped groove to ensure the tightness of the connection between the insert tube and the connecting tube. The pull ring can then be pulled to move the pull rope to shrink the clamping plate to the inside of the groove, so that the connecting tube and the insert tube can be flexibly separated. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural top view of a garbage pool suction system for a domestic garbage incineration power plant proposed by the utility model;

[0018] Figure 2 for Figure 1 A schematic diagram of the structure of the local A part;

[0019] Figure 3 for Figure 1 A schematic diagram of the structure of the partial B in the middle is enlarged;

[0020] Figure 4 for Figure 3 A three-dimensional diagram of the structure of the middle pull ring.

[0021] In the figure: 1 bottom plate, 2 garbage pool, 3 ventilator, 4 fixed cylinder, 5 suction box, 6 drainage pipe, 7 primary fan, 8 exhaust pipe, 9 preheating cylinder, 10 valve, 11 connecting cylinder, 12 insert pipe, 13 connecting frame, 14 filter screen, 15 elastic plate, 16 insert block, 17 sealing gasket, 18 fixing rod, 19 clamping plate, 20 torsion spring, 21 pull rope, 22 pull ring, 23 sealing ring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Embodiment 1

[0024] Reference Figure 1-4 A garbage pool suction system for a domestic waste incineration power plant comprises a bottom plate 1, a garbage pool 2 is fixedly connected to the top of the bottom plate 1, a plurality of ventilators 3 are arranged around the garbage pool 2, a plurality of fixed cylinders 4 are fixedly connected to the inside of the garbage pool 2, the top of the fixed cylinder 4 extends to the inside of the garbage pool 2 and is fixedly connected to a suction box 5, the bottom of the fixed cylinder 4 extends to the inner wall of the bottom plate 1 and is fixedly connected to a drainage pipe 6, a primary fan 7 is fixedly connected to the top of the bottom plate 1, one end of the drainage pipe 6 facing away from the fixed cylinder 4 is fixedly connected to the primary fan 7, an air outlet pipe 8 is fixedly connected to the top of the primary fan 7, a preheating cylinder 9 is provided on one side of the air outlet pipe 8, and a valve 10 is provided on the side of the preheating cylinder 9 facing away from the air outlet pipe 8.

[0025] One end of the air outlet pipe 8 facing away from the primary fan 7 is fixedly connected with a connecting tube 11 , and the end of the preheating tube 9 is fixedly connected with an insert tube 12 , which is inserted and arranged inside the connecting tube 11 .

[0026] A plurality of openings are provided inside the air suction box 5, and a connecting frame 13 is inserted inside the opening of the air suction box 5, a filter screen 14 is fixedly connected inside the connecting frame 13, a strip opening is provided on the side wall of the connecting frame 13, a cavity is provided inside the connecting frame 13, an elastic plate 15 is fixedly connected inside the cavity, an insert block 16 is fixedly connected to the side wall of the elastic plate 15, a slot is provided inside the air suction box 5, and the insert block 16 is inserted inside the slot.

[0027] When in use, the harmful gas gathered inside the garbage pool 2 can be blown to the center of the garbage pool 2 through the ventilator 3 to prevent the harmful gas from accumulating at the corners of the garbage pool 2 and making it inconvenient for subsequent cleaning. Then the primary fan 7 blows the harmful gas to the inside of the preheating cylinder 9 through the drainage pipe 6 and the exhaust pipe 8, which can improve the subsequent treatment effect of the gas and preheat the harmful gas to facilitate subsequent treatment. The connecting frame 13 and the filter net 14 can filter impurities in the air to prevent impurities in the gas from entering the interior of the primary fan 7 and affecting its use. The plug 16 can be pushed to the inside of the slot through the elastic plate 15 to ensure the stability of the connection of the connecting frame 13.

[0028] Embodiment 2

[0029] Reference Figure 1-4 The side wall of the connecting frame 13 located in the cavity is provided with a strip opening, the side wall of the insert block 16 located in the strip opening is provided with a lever, the inner wall of the connecting frame 13 located in the strip opening is fixedly connected with a sealing gasket 17, and the sealing gasket 17 is pressed against the rod wall of the lever.

[0030] The lever can pull the plug 16 to retract into the cavity, and the connecting frame 13 can be disassembled. The lever has a baffle that can shield the strip opening to prevent impurities from entering the cavity, thereby ensuring the stable use of the connecting frame 13. The sealing gasket 17 can ensure the sealing of the lever inside the strip opening.

[0031] Embodiment 3

[0032] Reference Figure 1-4A groove is provided on the tube wall of the insert tube 12, and the insert tube 12 is located inside the groove and is fixedly connected to a fixed rod 18. A card plate 19 and a torsion spring 20 are movably sleeved on the rod wall of the fixed rod 18. One end of the torsion spring 20 is fixedly connected to the inside of the card plate 19, and the other end of the torsion spring 20 is fixedly connected to the inside of the insert tube 12. A fan-shaped groove is provided inside the connecting tube 11, and the card plate 19 extends to the inside of the fan-shaped groove. A pull rope 21 is fixedly connected to the side wall of the card plate 19. The end of the pull rope 21 away from the card plate 19 extends to the wall of the preheating tube 9 and is fixedly connected to a pull ring 22. An annular groove is provided on the wall of the preheating tube 9, and the pull ring 22 is slidably arranged inside the annular groove. A sealing ring 23 is fixedly connected to the end of the insert tube 12, and the sealing ring 23 is tightly arranged inside the connecting tube 11.

[0033] The connection between the cannula 12 and the connecting tube 11 can ensure the stability of the connection between the preheating tube 9 and the exhaust pipe 8. The torsion spring 20 can push the clamping plate 19 to extend to the inside of the fan-shaped groove, which can ensure the tightness of the connection between the cannula 12 and the connecting tube 11. Subsequently, pulling the pull ring 22 can pull the pull rope 21 to move, so that the clamping plate 19 can be retracted to the inside of the groove, so that the connecting tube 11 and the cannula 12 can be flexibly separated. The sealing ring 23 can ensure the tightness of the connection between the connecting tube 11 and the cannula 12.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A waste pool suction system for a domestic waste incineration power plant, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a garbage pool (2), and a plurality of ventilators (3) are arranged around the garbage pool (2). The interior of the garbage pool (2) is fixedly connected to a plurality of fixed cylinders (4), and the top of the fixed cylinder (4) extends to the interior of the garbage pool (2) and is fixedly connected to an air suction box (5). The bottom of the fixed cylinder (4) extends to the inner wall of the bottom plate (1) and is fixedly connected to a drainage pipe (6). The top of the bottom plate (1) is fixedly connected to a primary fan (7), and the end of the drainage pipe (6) facing away from the fixed cylinder (4) is fixedly connected to the primary fan (7). The top of the primary fan (7) is fixedly connected to an outlet pipe (8), and a preheating cylinder (9) is provided on one side of the outlet pipe (8), and a valve (10) is provided on the side of the preheating cylinder (9) facing away from the outlet pipe (8).

2. The air suction system for a garbage pool of a domestic waste incineration power plant according to claim 1, characterized in that: The end of the air outlet pipe (8) facing away from the primary fan (7) is fixedly connected to a connecting tube (11), and the end of the preheating tube (9) is fixedly connected to an insert tube (12), and the insert tube (12) is inserted and arranged inside the connecting tube (11).

3. The air suction system for a garbage pool of a domestic waste incineration power plant according to claim 1, characterized in that: The air suction box (5) is provided with a plurality of openings inside, a connection frame (13) is inserted into the air suction box (5) inside the openings, a filter screen (14) is fixedly connected inside the connection frame (13), and a strip opening is provided on the side wall of the connection frame (13).

4. The air suction system for a garbage pool of a domestic waste incineration power plant according to claim 3 is characterized by: A cavity is provided inside the connection frame (13), an elastic plate (15) is fixedly connected inside the cavity, an insert block (16) is fixedly connected to the side wall of the elastic plate (15), a slot is provided inside the suction box (5), and the insert block (16) is inserted inside the slot.

5. The air suction system for a garbage pool of a domestic waste incineration power plant according to claim 4, characterized in that: The side wall of the connection frame (13) located in the cavity is provided with a strip opening, the side wall of the insertion block (16) located in the strip opening is provided with a lever, the inner wall of the connection frame (13) located in the strip opening is fixedly connected with a sealing gasket (17), and the sealing gasket (17) is tightly arranged on the rod wall of the lever.

6. The air suction system for a garbage pool of a domestic waste incineration power plant according to claim 2, characterized in that: A groove is provided on the wall of the insert tube (12), and a fixing rod (18) is fixedly connected to the insert tube (12) inside the groove. A clamping plate (19) and a torsion spring (20) are movably sleeved on the wall of the fixing rod (18), one end of the torsion spring (20) is fixedly connected to the inside of the clamping plate (19), and the other end of the torsion spring (20) is fixedly connected to the inside of the insert tube (12). A fan-shaped groove is provided inside the connecting tube (11), and the clamping plate (19) extends to the inside of the fan-shaped groove.

7. The air suction system for a garbage pool of a domestic waste incineration power plant according to claim 6, characterized in that: A pull rope (21) is fixedly connected to the side wall of the clamping plate (19), and one end of the pull rope (21) facing away from the clamping plate (19) extends to the wall of the preheating cylinder (9) and is fixedly connected to a pull ring (22). An annular groove is provided on the wall of the preheating cylinder (9), and the pull ring (22) is slidably arranged inside the annular groove.

8. The air suction system for a garbage pool of a domestic waste incineration power plant according to claim 2, characterized in that: The end of the insertion tube (12) is fixedly connected with a sealing ring (23), and the sealing ring (23) is tightly arranged inside the connecting tube (11).