CN115780229A - Waste incineration fly ash treatment device - Google Patents

Abstract

The application discloses a garbage incineration fly ash treatment device in the field of garbage treatment, including a treatment box and a negative pressure machine. The treatment box is equipped with a stepping motor, a fly ash inlet, a fly ash outlet, a ring filter, a step motor and a Support rods are fixed between the filter screens; the processing box is provided with an ash removal box, the annular filter screen passes through the ash removal box, the ash removal box is slidably connected with a sliding plate, the sliding plate is provided with bristles, and the ash removal box is fixedly equipped with a cylinder. The ash box is fixed with a cleaning motor and ash removal rod. The movable end of the cleaning motor is fixedly socketed with the driving gear. The drive hole communicates with the center hole, the drive rod passes through the center hole and is provided with a drive wing located in the drive hole, the ash removal box is provided with a negative pressure pipe and ash removal rod, and the negative pressure machine communicates with the negative pressure pipe. This proposal provides a processing device for processing fly ash using a filter to avoid wasting a large amount of water resources.

Description

A waste incineration fly ash treatment device

technical field

The invention relates to the technical field of garbage treatment equipment, in particular to a garbage incineration fly ash treatment device.

Background technique

Domestic waste incineration technology has developed rapidly in my country in recent years because of its high degree of volume reduction and volume reduction. Domestic waste incineration produces incineration fly ash equivalent to 3% to 5% of the original waste mass, which contains Zn, Cu, Cd, Pb, Cr and other heavy metals, a large amount of soluble salts mainly chlorides, and dioxins, etc. Persistent organic pollutants are internationally recognized hazardous wastes. In the prior art, fly ash is usually collected by dissolving fly ash in water, but this method wastes a lot of water resources and easily causes secondary pollution when discharged.

Contents of the invention

The present invention intends to provide a waste incineration fly ash treatment device, in order to provide a treatment device that uses a filter net to process fly ash, so as to overcome the problems of wasting a large amount of water resources and easily causing secondary pollution during discharge in the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: a waste incineration fly ash treatment device, including a treatment box and a negative pressure machine, the treatment box is provided with a stepping motor, a fly ash inlet and a fly ash outlet, and the inside of the treatment box is also equipped with There is an annular filter located between the fly ash inlet and the fly ash outlet, and a plurality of connecting rods are fixed between the movable end of the stepping motor and the annular filter; the treatment box is fixed with an ash removal box, and the bottom of the annular filter is Pass through the ash removal box, the ash removal box is provided with a horizontal chute, the chute is slidably connected with a sliding plate, the sliding plate is provided with bristles in contact with the ring filter, one side of the ash removal box is fixed with a cylinder, the movement of the cylinder There is a supporting rod that rotates between the end and the sliding plate. The other side of the ash removal box is fixed with a cleaning motor and a deashing rod. The movable end of the cleaning motor is fixedly sleeved with the driving gear. The driving rod of the shaft, the driving rod is fixedly sleeved with the driven gear meshing with the driving gear, the sliding plate is provided with a central hole and a driving hole communicating with the central hole, the driving rod passes through the central hole and is provided with a driving gear located in the driving hole. Wings, the ash removal box is provided with a negative pressure tube and a dust removal rod in contact with the bristles on both sides, the negative pressure machine is connected with the negative pressure pipe, and the sliding plate is provided with a gap for the sliding of the dust removal rod.

The working principle and beneficial effect of the present invention: the fly ash enters the processing box from the fly ash inlet, and since the ring filter is located between the fly ash inlet and the fly ash outlet, the fly ash passes through the ring filter to achieve two times of filtration Finally, it flies out from the fly ash outlet, and the harmful impurities in the fly ash are trapped on the ring filter.

After being used for a period of time, the side opposite to the annular filter screen, the fly ash inlet, and the fly ash outlet is covered with a large amount of impurities, thereby losing or weakening the ability to filter the fly ash. Since a plurality of connecting rods are fixedly arranged between the movable end of the stepping motor and the annular filter net, the stepper motor drives the annular filter net to rotate, and adjusts the position of the annular filter net so that the unused part of the annular filter net rotates to Facing the fly ash inlet and fly ash outlet, it can continue to maintain a good filtering effect on fly ash.

The part of the ring filter that is covered with impurities moves into the ash removal box. At this time, the stepper motor controls the ring filter to rotate forward and reverse alternately, and the ring filter continues to filter the fly ash. Because the sliding plate and the horizontal chute are slidingly connected, the bristles provided by the sliding plate are in contact with the annular filter, and the direction of the chute is perpendicular to the direction in which the annular filter rotates, so the rotation of the annular filter will not push the sliding plate to slide, so that the bristles Keeping in contact with the annular filter net, the annular filter net rotates forward and backward alternately, and the bristles repeatedly wipe and clean the impurities on the annular filter net, and a large amount of impurities adhere to the bristles.

After the bristles are used for a period of time, the bristles are covered with a large amount of impurities and lose their cleaning ability, so the bristles need to be cleaned. In this solution, there is a support rod connected between the movable end of the cylinder and the sliding plate. Then, by starting the cylinder, the movable end of the cylinder pushes the sliding plate to move towards the cleaning motor through the supporting rod. During this process, the drive rod is inserted into the center hole of the sliding plate. Inside, the drive wing is inserted into the drive hole, and as the slide plate continues to move, the slide plate comes out of the chute, the chute will not limit the slide plate, and the drive wing and drive rod are fully inserted, at this time the bristle part and deashing rod contact.

Start the cleaning motor and the negative pressure machine, the cleaning motor drives the driving gear to rotate clockwise and counterclockwise at a certain angle alternately, and then drives the driving rod to rotate clockwise and counterclockwise at a certain angle through the driven gear, and the support rod is connected to the sliding plate in rotation If the support rod does not affect the rotation of the sliding plate, the driving rod drives the sliding plate to alternately rotate clockwise and counterclockwise at a certain angle through the drive wing and the drive hole, and the sliding plate drives the bristles to alternately rotate, and the bristles contact the deashing rod. The impurity dust is bounced off, the negative pressure machine generates negative pressure, and the impurity dust is sucked out through the negative pressure tube. After the cleaning is completed, the cleaning motor works, so that the sliding plate rotates to face the chute, and the cylinder drives the support rod to move away from the cleaning motor, so that the sliding plate slides into the chute, and the driving rod and the driving wing are separated from the center hole and the drive The holes, bristles and ring filter reconnect.

This solution provides a treatment device that uses a filter to treat fly ash to overcome the existing method of dissolving fly ash in water, thereby avoiding wasting a lot of water resources, and collecting impurities and dust through a negative pressure machine to avoid secondary pollution. secondary pollution.

Further, the deashing rod is fixed with a plurality of deashing teeth, and the plurality of deashing teeth are evenly spaced along the axis of the deashing rod. When the bristles continuously hit the deashing rod back and forth, the multiple deashing teeth can smooth the bristles and scrape off the impurities attached to the bristles.

Further, the plurality of desilting teeth extend to the roots of the bristles. The desilting teeth are arranged in this way to have a better cleaning effect on the bristles.

Further, the electrical signal of the cleaning motor is connected to a controller, and the controller is connected to the electrical signal of the cylinder. The controller can accurately control the rotation angle of the movable end of the cleaning motor, and can also control the telescopic stroke of the movable end of the cylinder.

Further, the number of the deashing rods is 3, and the 3 deashing rods are arranged along a triangular orientation.

Further, the number of the bristles is multiple. Multiple bristles clean the ring filter better.

When the bristles are in contact with the three deashing rods, the three deashing rods are arranged in a triangular position, the deashing rod on the top contacts the side of the bristles near the sliding plate (the root of the bristles), and the deashing rods on both sides and The bottoms of the bristles are in contact, and the bottoms of the bristles are in contact with the filter screen for a long time, so that the bristles gradually expand outward from their roots towards the outer contour of the bottom, and the overall shape is triangular. Then when the bristles swing, the top deashing rod contacts the roots of the bristles, and the outline size of the top of the bristles is smaller, so that the roots of the multiple bristles gather together, and the deashing rod on the top can push the roots of the multiple bristles, making the multiple bristles The bristles swing quickly, and the bottoms of multiple bristles are quickly brushed by the other two deashing rods, so as to achieve a better cleaning effect on multiple bristles.

Further, the annular filter screen extends to the processing box. Setting the annular filter screen in this way can block the treatment box, so that the fly ash can completely pass through the annular filter screen, thereby improving the filtering effect.

Description of drawings

Fig. 1 is the structural representation of a kind of garbage incineration fly ash treatment device of the present invention;

Fig. 2 is a vertical sectional view of Fig. 1;

Fig. 3 is a schematic diagram of the structure when the bristles in Fig. 2 are in contact with the deashing rod.

Detailed ways

The following will be further described in detail through specific embodiments: drive rod 1, dust removal box 2, filter screen 3, fly ash inlet 4, treatment box 5, support plate 6, connecting rod 7, fly ash inlet 8, stepping motor 9, negative pressure Pipe 10, support rod 11, driving gear 12, cleaning motor 13, driven gear 14, deashing rod 15, sliding plate 16, hair brush 17.

The orientation words such as "left", "right", "upper" and "down" in the following statements are based on the orientation shown in the figure. In practice, if the corresponding structure is changed in the same direction based on the orientation, the relative position remains unchanged. , without affecting the implementation of the program.

Embodiment: a kind of waste incineration fly ash treatment device, as shown in Figure 1 and Figure 2, comprises treatment box 5 and negative pressure machine, and treatment box 5 is provided with stepper motor 9, fly ash inlet 4 and fly ash outlet, handles The box 5 is also provided with an annular filter 3 between the fly ash inlet 4 and the fly ash outlet, and a plurality of connecting rods 7 are fixed between the movable end of the stepper motor 9 and the annular filter 3; the processing box 5 is fixed A dust removal box is provided, and the bottom of the annular filter screen 3 passes through the dust removal box, and the dust removal box is provided with a horizontal chute, and the chute is slidably connected with a sliding plate 16, and the sliding plate 16 is provided with bristles in contact with the annular filter screen 3 One side of the ash removal box is fixedly provided with a cylinder, and the movable end of the cylinder and the sliding plate 16 are rotatably connected with a support rod 11, and the other side of the ash removal box is fixedly provided with a cleaning motor 13 and a deashing rod 15, and the cleaning motor The movable end of 13 is fixedly socketed with driving gear 12, and the dust removal box is rotatably connected with a driving rod 1 coaxial with support rod 11, and driving rod 1 is fixedly sleeved with a driven gear 14 meshing with driving gear 12, and sliding plate 16 is provided with There is a central hole and a driving hole connected to the central hole. The driving rod 1 passes through the central hole and is provided with a driving wing located in the driving hole. The ash removal box is provided with a negative pressure tube 10 and a dust-pulling rod in contact with the bristles on both sides. The negative pressure machine communicates with the negative pressure pipe 10, and the sliding plate 16 is provided with a gap for sliding the ash lever.

The fly ash enters the processing box 5 from the fly ash inlet 4 in this scheme. Since the annular filter 3 is located between the fly ash inlet 4 and the fly ash outlet, the fly ash passes through the annular filter 3 to achieve two times of filtration from the fly ash Fly out after the export, and the harmful impurities in the fly ash are trapped on the annular filter screen 3 .

As shown in Figure 3, after a period of use, the side opposite to the annular filter 3, the fly ash inlet 4, and the fly ash outlet is covered with a large amount of impurities, thereby losing or weakening the ability to filter the fly ash. Since a plurality of connecting rods 7 are fixedly arranged between the movable end of the stepper motor 9 and the annular filter net 3, the annular filter net 3 is driven by the stepper motor 9 to rotate, and the position of the annular filter net 3 is adjusted so that the annular filter net 3 The unused part is rotated to face the fly ash inlet 4 and the fly ash outlet, so as to continue to maintain a good filtering effect on the fly ash.

And the part that ring filter screen 3 is stained with impurity then moves in the ash removal box, and this moment, stepper motor 9 then controls ring filter screen 3 forward rotation, reverse alternately rotates, and ring filter screen 3 continues to keep filtering fly ash. Because the sliding plate 16 is slidingly connected with the horizontal chute, the bristles provided by the sliding plate 16 contact the annular filter screen 3, and the direction of the chute is perpendicular to the direction in which the annular filter screen 3 rotates, so the rotation of the annular filter screen 3 will not push the sliding plate 16 slides, so that the bristles keep in contact with the annular filter 3, then the annular filter 3 rotates forward and reverse alternately, the bristles repeatedly wipe and clean the impurities on the annular filter 3, and a large amount of impurities adhere to the bristles .

After the bristles are used for a period of time, the bristles are covered with a large amount of impurities and lose their cleaning ability, so the bristles need to be cleaned. In this scheme, a support rod 11 is rotationally connected between the movable end of the cylinder and the sliding plate 16, then by starting the cylinder, the movable end of the cylinder pushes the sliding plate 16 to move toward the cleaning motor 13 through the supporting rod 11, and the drive rod 1 Insert it into the center hole of the sliding plate 16, and insert the driving wing into the driving hole. As the sliding plate 16 continues to move, the sliding plate 16 will break out of the chute, and the chute will not limit the sliding plate 16, while the driving wing and the driving rod 1 is fully inserted, and now the bristle part is in contact with the deashing rod 15.

Start the cleaning motor 13 and the negative pressure machine, the cleaning motor 13 drives the driving gear 12 to alternately rotate clockwise and counterclockwise at a certain angle, and then drives the driving rod 1 to rotate clockwise and counterclockwise at a certain angle through the driven gear 14, and the support rod 11 It is connected with the sliding plate 16 in rotation, then the support rod 11 will not affect the rotation of the sliding plate 16, then the driving rod 1 drives the sliding plate 16 to rotate clockwise and counterclockwise at a certain angle through the driving wing and the driving hole, and the sliding plate 16 then The bristles are driven to alternately rotate, the bristles contact the deashing rod 15, and the impurity dust is bounced off, the negative pressure machine generates negative pressure, and the impurity dust is sucked out through the negative pressure pipe 10. After cleaning is completed, the cleaning motor 13 works so that the sliding plate 16 rotates to face the chute, and the cylinder drives the support rod 11 to move towards the direction away from the cleaning motor 13, so that the sliding plate 16 slides into the chute, and the driving rod 1, the driving The wings break away from the central hole and the drive hole, and the bristles and the annular filter screen 3 are in contact again.

This solution provides a processing device for processing fly ash using a filter net 3 to overcome the method of dissolving fly ash in water in the prior art, thereby avoiding wasting a large amount of water resources, and collecting impurities and dust through a negative pressure machine to avoid causing Secondary pollution.

For those skilled in the art, under the premise of not departing from the structure of the present invention, many deformations and improvements can also be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect and effect of the implementation of the present invention. Patent utility. The scope of protection required by this application shall be based on the content of the claims, and the specific implementation methods and other records in the specification may be used to interpret the content of the claims.

Claims (7)

1. The utility model provides a waste incineration fly ash processing apparatus which characterized in that: the fly ash treatment device comprises a treatment box and a negative pressure machine, wherein the treatment box is provided with a stepping motor, a fly ash inlet and a fly ash outlet, an annular filter screen positioned between the fly ash inlet and the fly ash outlet is also arranged in the treatment box, and a plurality of connecting rods are fixedly arranged between the movable end of the stepping motor and the annular filter screen; the treatment box is fixedly provided with an ash removal box, the bottom of the annular filter screen penetrates through the ash removal box, the ash removal box is provided with a transverse sliding groove, the sliding groove is connected with a sliding plate in a sliding mode, the sliding plate is provided with bristles in contact with the annular filter screen, one side of the ash removal box is fixedly provided with an air cylinder, a supporting rod is connected between the movable end of the air cylinder and the sliding plate in a rotating mode, the other side of the ash removal box is fixedly provided with a cleaning motor and an ash removal rod, the movable end of the cleaning motor is fixedly sleeved with a driving gear, the ash removal box is connected with a driving rod coaxial with the supporting rod in a rotating mode, the driving rod is fixedly sleeved with a driven gear meshed with the driving gear, the sliding plate is provided with a center hole and a driving hole communicated with the center hole, the driving rod penetrates through the center hole and is provided with a driving wing located in the driving hole, the ash removal box is provided with a negative pressure pipe and an ash poking rod in contact with the bristles on two sides, the negative pressure machine is communicated with the negative pressure pipe, and the sliding plate is provided with a notch for poking the ash removal rod to slide.

2. The waste incineration fly ash treatment device according to claim 1, characterized in that: the ash removing rod is fixedly provided with a plurality of ash removing teeth, and the plurality of ash removing teeth are uniformly arranged along the axis of the ash removing rod at intervals.

3. The waste incineration fly ash treatment device according to claim 2, characterized in that: a plurality of the deashing teeth extend to the root of the bristles.

4. The waste incineration fly ash treatment device according to claim 3, wherein: the cleaning motor is electrically connected with a controller, and the controller is electrically connected with the cylinder.

5. The waste incineration fly ash treatment device according to claim 4, wherein: the number of the brush hair is multiple.

6. The waste incineration fly ash treatment apparatus according to any one of claims 1 to 5, characterized in that: the number of the ash removing rods is 3, and the 3 ash removing rods are arranged along the direction of the triangle.

7. The waste incineration fly ash treatment device according to claim 6, wherein: the annular filter screen extends to the treatment tank.

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