Garbage bin fresh air device for household garbage incineration plant

Abstract

The utility model discloses a garbage bin fresh air device for a household garbage incineration plant. A ventilation pipe penetrates through a garbage bin and extends to the outer side of a maintenance platform; a partition plate is arranged in the ventilation pipe and divides the interior of the ventilation pipe into an air supply space and an air exhaust space. The end, extending out of the garbage bin, of the ventilation pipe is provided with an air supply outlet and an exhaust outlet. The air supply outlet is connected with an air feeder; an exhaust fan is arranged in the exhaust outlet; a plurality of air outlets are formed in the inner side face of the ventilation pipe. Each air outlet is communicated and connected with the air outlet pipe; plate grooves are formed in the upper end face of the ventilation pipe and the partition plate in a penetrating manner; a wind shield penetrates through the plate groove in a matched manner; a plurality of plate holes corresponding to the plurality of air outlets in the air supply space are respectively formed in the inner side surface of the air baffle, and all the air outlets in the air exhaust space are blocked by the air baffle; and the top end of the wind shield is connected with a vertical movement driving mechanism. According to the garbage bin fresh air device for the household garbage incineration plant, the content of CO poisonous and harmful gas of a garbage bin maintenance platform can be greatly reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fresh air device, especially a fresh air device for garbage warehouse of domestic waste incineration plant. BACKGROUND

[0002] The multi-point CO gas content of the garbage warehouse maintenance platform of the domestic waste incineration power plant is over standard, and there is a big security risk. At present, the temporary anti-explosion axial flow fan and the ventilation hose are installed during the maintenance operation, which can only reduce the carbon monoxide content in the local area. Without taking personal protection measures, headache and vomiting symptoms will appear after 1-2 hours of continuous work, and coma symptoms may occur after 2.2-3.5 hours of continuous work, which has a big CO poisoning risk. CONTENT OF UTILITY MODEL

[0003] Therefore, the utility model provides a fresh air device for garbage warehouse of domestic waste incineration plant.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A fresh air device for garbage warehouse of domestic waste incineration plant, including ventilation pipe, air blower, exhaust fan, air outlet pipe, wind baffle and vertical motion drive mechanism, ventilation pipe is through the warehouse wall of garbage warehouse and extends to the outside of the maintenance platform of garbage warehouse, the inside of ventilation pipe is fixedly provided with a partition, the inside of ventilation pipe is divided into air supply space and exhaust space from top to bottom by the partition, the end of ventilation pipe extending outside of garbage warehouse is provided with air supply port communicated with air supply space and exhaust port communicated with exhaust space, the other end of ventilation pipe extending into garbage warehouse is blocked, air supply port is connected with air blower, the inside of exhaust port is provided with exhaust fan, the inside of ventilation pipe close to the maintenance platform of garbage warehouse is provided with a plurality of air outlet ports communicated with air supply space and exhaust space, each air outlet port is connected with an air outlet pipe, the upper end surface of ventilation pipe and the partition are provided with plate groove, the plate groove is matched with wind baffle, the inside of wind baffle is attached to the inside wall of ventilation pipe, the inside of wind baffle is provided with a plurality of plate holes corresponding to a plurality of air outlet ports in air supply space, the bottom end surface of wind baffle is attached to the inside bottom wall of ventilation pipe, the top end surface of wind baffle extends out of ventilation pipe, the top end of wind baffle is connected with the drive end of vertical motion drive mechanism, and the vertical motion drive mechanism is arranged on ventilation pipe.

[0006] Further, the wind baffle blocks a plurality of air outlet ports in the exhaust space, one side end of the wind baffle extends out of the air outlet port of the one side end, and the other side end of the wind baffle extends out of the air outlet port of the other side end.

[0007] Further, the vertical movement driving mechanism comprises a motor, a screw rod, a connecting plate and a sliding block.

[0008] The motor is fixed on the ventilation pipe through a motor base; the rotating shaft of the motor is fixedly connected with the screw rod; the screw rod is threadedly connected with the connecting plate; the connecting plate is fixedly connected with the top end of the wind baffle; the connecting plate is fixedly connected with the sliding block; a sliding groove is vertically formed in the outer side wall of the ventilation pipe; and the sliding block is slidably arranged in the sliding groove.

[0009] Further, the ventilation pipe is L-shaped; and a plurality of air outlet pipes are arranged on the horizontal pipe part and the vertical pipe part of the L-shaped ventilation pipe.

[0010] Further, a plurality of air adjusting plates are fixedly arranged between the two inner side walls of each ventilation pipe from top to bottom; the air adjusting plate at the upper end is arranged in a direction from the inner side of the ventilation pipe to the outer side and is inclined upward; the end face of the air adjusting plate at the middle end is arranged in a direction towards the central axis and is horizontal; and the air adjusting plate at the lower end is arranged in a direction from the inner side of the ventilation pipe to the outer side and is inclined downward.

[0011] Further, the air supply fan is a centrifugal fan; and the air exhaust fan is a fan.

[0012] Compared with the prior art, the garbage incineration power plant rescue device can greatly reduce the CO toxic and harmful gas content of the garbage bin maintenance platform, improve the working environment, ensure the safety of the maintenance workers, avoid safety risks, avoid poisoning risks of the workers, and greatly reduce personnel casualty accidents. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 A structure schematic view of the garbage bin fresh air device for the household garbage incineration plant is provided for the embodiments of the present application;

[0014] Figure 2 A perspective view of the fresh air system when the air supply fan and the air exhaust fan are not installed is provided for the embodiments of the present application;

[0015] Figure 3 A Figure 2 A enlarged view of A part in the

[0016] Figure 4 A Figure 2 Another angle structure schematic view;

[0017] Figure 5 A top view of the fresh air system when the air supply fan and the air exhaust fan are not installed is provided for the embodiments of the present application;

[0018] Figure 6 A Figure 5 A sectional view of A-A direction in the

[0019] Figure 7 is a sectional view of B-B in FIG. Figure 5

[0020] Figure 8 is a sectional view of C-C in FIG. Figure 5

[0021] Figure 9 is a rear view of the fresh air system without installing the air supply fan and the air exhaust fan according to an embodiment of the present application;

[0022] Figure 10 is a rear view of the fresh air system according to an embodiment of the present application.

[0023] In the figure: 1, ventilation pipe; 2, centrifugal fan; 3, fan; 4, air outlet pipe; 5, wind shield; 6, partition; 7, air supply space; 8, air exhaust space; 9, air supply port; 10, air exhaust port; 11, air outlet; 12, plate hole; 13, motor; 14, screw rod; 15, connecting plate; 16, sliding block; 17, sliding groove; 18, air regulating plate; 19, maintenance platform. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application.

[0025] In the description of the present application, unless otherwise specified, the meaning of "multiple" is two or more than two; the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] Embodiment:

[0028] As​​Figures 1-10 The application discloses a new air device for a garbage bin of a household garbage incineration plant.

[0029] The ventilation pipe 1 penetrates through the bin wall of the garbage bin and extends to the outside of the maintenance platform 19 of the garbage bin; the ventilation pipe 1 is internally fixed with a partition plate 6, the partition plate 6 divides the inside of the ventilation pipe 1 into a blowing space 7 and an exhaust space 8 from top to bottom. The end of the ventilation pipe 1 extending outside the garbage bin is provided with a blowing port 9 in communication with the blowing space 7, and the end of the ventilation pipe 1 extending outside the garbage bin is provided with an exhaust port 10 in communication with the exhaust space 8, and the other end of the ventilation pipe 1 extending into the garbage bin is completely blocked.

[0030] The blowing port 9 is connected with a blowing fan, and the blowing fan is a centrifugal fan 2, that is, the blowing port 9 is connected with the centrifugal fan 2. The inside of the exhaust port 10 is provided with an exhaust fan, and the exhaust fan is a fan 3, that is, the inside of the exhaust port 10 is provided with the fan 3.

[0031] The centrifugal fan 2 adopts a 50000m 3 / h variable frequency centrifugal fan 2. The fan 3 can adopt a common fan 3.

[0032] The ventilation pipe 1 is provided with a plurality of air outlets 11 in communication with the blowing space 7 on the inner side surface of the ventilation pipe 1 close to the maintenance platform 19 of the garbage bin, and the ventilation pipe 1 is provided with a plurality of air outlets 11 in communication with the exhaust space 8 on the inner side surface of the ventilation pipe 1 close to the maintenance platform 19 of the garbage bin; each air outlet 11 is in communication with one air outlet pipe 4. A plate groove is formed through the upper end surface of the ventilation pipe 1 and the partition plate 6; the plate groove is matched with the blocking plate 5. The inner side surface of the blocking plate 5 is attached to the inner side wall of the ventilation pipe 1. The inner side surface of the blocking plate 5 is provided with a plurality of plate holes 12 corresponding to the plurality of air outlets 11 in the blowing space 7, and the blocking plate 5 blocks the plurality of air outlets 11 in the exhaust space 8; one side end of the blocking plate 5 extends to one side end of the air outlet 11; the other side end of the blocking plate 5 extends to the other side end of the air outlet 11. The bottom end surface of the blocking plate 5 is attached to the inner bottom wall of the ventilation pipe 1, and the top end surface of the blocking plate 5 extends out of the ventilation pipe 1.

[0033] The vertical motion driving mechanism comprises a motor 13, a lead screw 14, a connecting plate 15 and a sliding block 16.

[0034] The motor 13 is fixed on the ventilation pipe 1 through a motor 13 seat; the rotating shaft of the motor 13 is fixedly connected with the lead screw 14; the lead screw 14 is threadedly connected with the connecting plate 15; the connecting plate 15 is fixedly connected with the top end of the blocking plate 5; the connecting plate 15 is fixedly connected with the sliding block 16; a sliding groove 17 is vertically formed on the outer side wall of the ventilation pipe 1; and the sliding block 16 is slidingly arranged in the sliding groove 17. The height of the lead screw 14 is higher than the height of the blocking plate 5.

[0035] Ventilation pipe 1 is L-shaped; several air outlet pipes 4 are distributed in the horizontal pipe part and the vertical pipe part of the L-shaped ventilation pipe.

[0036] Several air regulating plates 18 are fixed between the two inner side walls of each ventilation pipe 1 from top to bottom; the air regulating plate 18 at the upper end is arranged obliquely upward from the inner side to the outer side of the ventilation pipe 1, the end face of the air regulating plate 18 at the middle end is arranged horizontally towards the central axis, and the air regulating plate 18 at the lower end is arranged obliquely downward from the inner side to the outer side of the ventilation pipe.

[0037] Working principle: initial state, the motor 13 is started to work, the motor 13 drives the screw rod 14 to rotate, the screw rod 14 drives the connecting plate 15, the air baffle 5 and the sliding block 16 to move vertically upward along the sliding groove 17 until the air baffle 5 completely blocks the several air outlets 11 in the air supply space 7 and the air baffle 5 no longer blocks the several air outlets 11 in the air exhaust space 8; at this time, the fan 3 is started to work, the centrifugal fan 2 is not started to work, the CO gas around the garbage dump maintenance platform 19 is sucked into the air exhaust space 8 of the ventilation pipe 1 through the several air outlets 11 connected with the air exhaust space 8, and then is discharged to the outside of the garbage dump through the air exhaust port 10;

[0038] After the fan 3 works for a certain period of time, the CO gas around the garbage dump maintenance platform 19 is reduced, the fan 3 stops working, the motor 13 is started to work again, the motor 13 drives the screw rod 14 to rotate, the screw rod 14 drives the connecting plate 15, the air baffle 5 and the sliding block 16 to move vertically downward along the sliding groove 17 until the bottom end face of the air baffle 5 is attached to the inner bottom wall of the ventilation pipe 1, at this time, the several plate holes 12 of the air baffle 5 and the several air outlets 11 in the air supply space 7 are connected one by one, and the air baffle 5 blocks the several air outlets 11 in the air exhaust space 8; then the centrifugal fan 2 is started to work, the centrifugal fan 2 sends clean air outside the garbage dump to the vicinity of the garbage dump maintenance platform 19, so as to ensure that the clean air supplied covers the entire operation area of the maintenance personnel, thereby greatly reducing the content of CO toxic and harmful gas at the garbage dump maintenance platform 19, improving the working environment and ensuring the safety of the maintenance personnel.

[0039] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A fresh air device for a waste bunker of a household waste incineration plant, characterized in that The utility model provides a vertical movement type garbage warehouse ventilation device, including ventilation pipe (1), air blower, exhaust fan, air outlet pipe (4), baffle (5) and vertical motion drive mechanism, ventilation pipe (1) is through the wall of garbage warehouse and is inserted to the outside of the maintenance platform (19) of garbage warehouse, the inside fixedly provided with baffle (6) of ventilation pipe (1), baffle (6) is separated by from top to bottom by baffle (6) the inside of ventilation pipe (1) is sent the air space (7) of wind, exhaust space (8), the one end of ventilation pipe (1) is extended outside garbage warehouse and is provided with the air inlet (9) of the communication of sending air space (7) and is provided with the air outlet (10) of the communication of exhaust space (8), the other end of ventilation pipe (1) is inserted inside garbage warehouse and is blocked, the air inlet (9) is connected with air blower, the inside of air outlet (10) is provided with exhaust fan, the inner side of ventilation pipe (1) is close to the maintenance platform (19) of garbage warehouse and is provided with the air outlet (11) of the communication of sending air space (7), exhaust space (8) of a plurality of, every air outlet (11) is connected with a air outlet pipe (4), the upper end surface of ventilation pipe (1) and the upper end surface of baffle (6) are provided with the board groove of the through, the board groove is matched with the baffle (5) of the through, the inner side of baffle (5) and the inner side wall of ventilation pipe (1) are pasted, the inner side of baffle (5) is provided with a plurality of board holes (12) respectively in a plurality of air outlets (11) in sending air space (7), the bottom of baffle (5) and the inner bottom wall of ventilation pipe (1) are pasted, the top of baffle (5) is extended ventilation pipe (1), the top of baffle (5) and the drive end of vertical motion drive mechanism are connected, and the vertical motion drive mechanism is arranged on ventilation pipe (1).

2. The new air device for the garbage warehouse of the household garbage incineration plant according to claim 1, characterized in that, The baffle (5) blocks a plurality of air outlets (11) in the exhaust space (8), one side end of the baffle (5) extends out of the air outlet (11) of the one side end, and the other side end of the baffle (5) extends out of the air outlet (11) of the other side end.

3. The fresh air device for the waste bunker of the household waste incineration plant according to claim 2, characterized in that, The vertical motion drive mechanism includes a motor (13), a screw rod (14), a connecting plate (15), and a sliding block (16). The motor (13) is fixedly arranged on the ventilation pipe (1) through a motor (13) seat, the rotating shaft of the motor (13) is fixedly connected with the screw rod (14), the screw rod (14) is threadedly connected with the connecting plate (15), the connecting plate (15) is fixedly connected with the top of the baffle (5), the connecting plate (15) is fixedly connected with the sliding block (16), a sliding groove (17) is vertically arranged on the outer side wall of the ventilation pipe (1), and the sliding block (16) is slidingly arranged in the sliding groove (17).

4. The new air device for waste storage of waste incineration plant according to claim 1, characterized in that, The ventilation pipe (1) is L-shaped, and a plurality of air outlet pipes (4) are distributed on the horizontal pipe part and the vertical pipe part of the L-shaped ventilation pipe. The ventilation pipe (1) is L-shaped, and a plurality of air outlet pipes (4) are distributed on the horizontal pipe part and the vertical pipe part of the L-shaped ventilation pipe.

5. The fresh air device for the waste bunker of the household waste incineration plant according to claim 4, characterized in that, A plurality of air adjusting plates (18) are fixed between the two inner side walls of each said ventilation duct (1) from top to bottom; the air adjusting plate (18) at the upper end is arranged obliquely upward from the inner side to the outer side of the ventilation duct (1), the end face of the air adjusting plate (18) at the middle end is arranged horizontally toward the central axis direction, and the air adjusting plate (18) at the lower end is arranged obliquely downward from the inner side to the outer side of the ventilation duct.

6. The fresh air device for the waste bunker of the household waste incineration plant according to claim 1, characterized in that, The air supply fan is a centrifugal fan (2), and the air exhaust fan is a fan (3).

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