Disclosure of Invention
In view of the above, the present invention provides an ash transfer treatment device for a garbage incinerator, which is used in combination with the incinerator, and can separate and transport incinerated powdery ash and block-shaped ash to corresponding areas.
The ash transfer processing device for the garbage incineration tower comprises a distributor, a powder ash conveyer, a block ash conveyer and an extrusion molding device, wherein the distributor is used for being connected with the bottom of the incineration tower, the powder ash conveyer and the block ash conveyer are connected with the distributor, the extrusion molding device is connected with the tail end of the powder ash conveyer, the distributor is used for receiving ash in the combustion tower, classifying the ash into powder ash and block ash, supplying the powder ash into the powder ash conveyer, supplying the block ash into the block ash conveyer, and the extrusion molding device is used for receiving the powder ash transported by the powder ash conveyer and extruding the powder ash into blocks.
Further, the distributor comprises a distribution tray capable of being driven to rotate and a screen net which is arranged on the distribution tray in an overhead mode, a powder ash accommodating cavity is formed between the screen net and the distribution tray, a blocking ring is circumferentially arranged around the distribution tray, a powder ash discharging hole and a block ash discharging hole are formed in the blocking ring, the powder ash discharging hole is a through hole which is formed in the blocking ring and is communicated with the powder ash accommodating cavity, the block ash discharging hole is a groove which is formed in the upper edge of the blocking ring, and the bottom of the groove is lower than or flush with the edge of the distribution tray.
Further, the middle part of the screen mesh is arched upwards to form a truncated cone shape.
Further, the powder ash conveying device comprises a rotary conveying cylinder and a rotary driving device, wherein the rotary conveying cylinder is obliquely arranged, the rotary driving device is used for driving the rotary conveying cylinder to rotate, the extrusion forming device is connected to the low side end of the rotary conveying cylinder, and the high side end of the rotary conveying cylinder is connected with the distributor.
Further, the extrusion device comprises an extrusion die and an extrusion plate which is arranged in an inner cavity of the extrusion die and can be driven to move up and down, a storage tank which is used for being matched with the extrusion plate is arranged below the extrusion plate in the extrusion die, a feed inlet which is used for being connected with a powder ash conveying device is arranged on the extrusion die, a diversion inclined plane is arranged between the feed inlet and the storage tank, and the diversion inclined plane is inclined downwards towards the side of the storage tank.
Further, the distributor further comprises a distributing shell connected with the bottom of the incineration tower, openings which are respectively used for being in butt joint with the head of the powder ash conveyer and the head of the block ash conveyer are formed in the distributing shell, the head of the powder ash conveyer is opposite to the powder ash discharge port, and the head of the block ash conveyer is opposite to the block ash discharge port.
Further, the powder ash discharge port and the block ash discharge port are radially opposite.
Further, extrusion device still includes inboard push pedal, outside push pedal and push pedal drive arrangement, connect through the connecting rod between inboard push pedal and the outside push pedal, the discharge opening with the storage tank intercommunication has been seted up to the extrusion die lateral part, push pedal drive arrangement can drive inboard push pedal and outside push pedal horizontal slip and form unloading state and swage state, during swage state, outside push pedal is driven inside sliding seal in discharge opening department, inboard push pedal laminating in Chu Liaocao inside wall, during the unloading state, outside push pedal is driven outside sliding and is opened the discharge opening, and inboard push pedal outwards promotes the shaping piece and pushes away the shaping piece to the discharge opening outside.
Further, be connected with atomising head and heating pipe on the extrusion die, atomising pipe and heating pipe are located the water conservancy diversion inclined plane top, the atomising head is used for spraying in to the extrusion die, the heating pipe is used for letting in steam heating powder lime-ash in to the extrusion die.
Further, the structure of the block ash transporting device is the same as that of the powder ash transporting device.
The invention has the beneficial effects that:
the invention can be used for receiving the ash slag after being burnt in the burning tower through the distributor and classifying the powder ash slag and the block ash slag in the ash slag, wherein the powder ash slag is transported to an extrusion forming device to be extruded into blocks, so that the later concentrated burying or other treatment processes are facilitated, and the block ash slag transporting device can be transported to a corresponding area to realize recovery or other treatment processes;
when the ash drops on the screen, the powder ash drops on the distributing disc through the screen, the block ash is left on the screen, when the distributing disc is driven to rotate, the powder ash and the block ash slide radially outwards through centrifugal force, the blocking ring is used for blocking the ash from sliding continuously radially, the powder ash is ensured to slide out of the ash accommodating cavity through the powder ash discharging hole, the block ash is ensured to be separated from the screen through the block ash discharging hole, and the rotation of the distributing disc is beneficial to the classification of the powder ash and the block ash and the transportation of the two ash;
according to the extrusion molding device, extrusion molding of powder ash is facilitated through the cooperation of the storage groove and the extrusion plate, meanwhile, the cooperation of the inner extrusion plate and the outer extrusion plate is beneficial to unloading of the molded block after extrusion, continuous extrusion molding operation is facilitated, and improvement of extrusion molding efficiency is facilitated.
Detailed Description
As shown in the figure, the present embodiment provides an ash transfer processing device for a refuse incinerator, comprising a distributor 20 for connecting with the bottom of the incinerator, a powder ash transporting device 30 and a block ash transporting device 40 connected with the distributor, and an extrusion forming device 50 connected with the end of the powder ash transporting device 30, wherein the distributor 20 is used for receiving ash in the incinerator, classifying the ash into powder ash and block ash, feeding the powder ash into the powder ash transporting device 30, feeding the block ash into the block ash transporting device 40, and the extrusion forming device 50 is used for receiving the powder ash transported by the powder ash transporting device 30 and extruding the powder ash into blocks. Referring to the drawings, the powder ash transporting device 30 and the block ash transporting device 40 are disposed on two sides of the distributor 20, the ash transporting device 30 and the block ash transporting device 40 may be belt transporting devices or other known transporting devices, the distributor 20 may sort the powder ash and the block ash in the ash, wherein the powder ash is transported to the extrusion device to be extruded into blocks, which is beneficial to the later concentrated burying or other treatment processes, and the block ash transporting device 40 may be transported to the corresponding area to realize the recycling or other treatment processes.
In this embodiment, the distributor 20 includes a distribution tray 21 capable of being driven to rotate and a screen 22 mounted on the distribution tray in an overhead manner, a powder ash accommodating cavity 23 is formed between the screen and the distribution tray, a blocking ring is circumferentially arranged around the distribution tray, the blocking ring is provided with a powder ash discharge port 24 and a block ash discharge port 25, the powder ash discharge port 24 is a through hole formed in the blocking ring and communicated with the powder ash accommodating cavity, the block ash discharge port 25 is a groove formed in the upper edge of the blocking ring, and the bottom of the groove is lower than or flush with the edge of the distribution tray 21. As shown in the attached drawing, the screen is a circular screen, the bottom of the distributing plate is connected with a distributing plate driving motor 27, the distributing plate is driven to rotate by the distributing plate driving motor, the screen is overhead arranged above the distributing plate through a plurality of vertical beam supports, the screen adopts a metal screen, the size of the mesh of the screen is selected according to actual conditions, when the ash drops on the screen, the powder ash drops on the distributing plate through the screen, the blocky ash stays on the screen, when the distributing plate is driven to rotate, the powder ash and the blocky ash slide radially outwards through centrifugal force, a blocking ring surrounds the distributing plate and the screen and is used for blocking the ash to slide continuously radially, the blocking ring can also ensure that the powder ash slides out of an ash accommodating cavity radially through the powder ash discharge port 24, and simultaneously ensures that the blocky ash slides out of the screen through the blocky ash discharge port 25, wherein the powder ash conveying device 30 is just opposite to the powder ash discharge port 24 so as to ensure that the ash sliding out through the powder ash discharge port 24 falls in the powder ash conveying device 30, and the blocky ash conveying device 40 is just opposite to the blocky ash sliding out of the blocky ash discharge port 25 so as to ensure that the ash sliding out through the blocky ash discharge port 25 falls in the blocky ash conveying device 40 and the rotating 21 and the two types of the powder are beneficial to the classification of the two kinds of ash.
In this embodiment, the middle portion of the screen 22 is arched upwards to form a truncated cone shape. As shown in the attached drawings, the middle part of the screen is provided with a conical inclined plane, and the inclined plane is beneficial to assisting ash to slide outwards in the radial direction, so that the separation of powder ash and blocky ash is facilitated, and the ash can slide to the positions of the powder ash discharge port 24 and the blocky ash discharge port 25.
In this embodiment, the powder ash transporting device 30 includes a rotary transporting cylinder 31 disposed obliquely and a rotary driving device 32 for driving the rotary transporting cylinder to rotate, the extrusion device 50 is connected to a low side end of the rotary transporting cylinder, and a high side end of the rotary transporting cylinder is connected to the distributor 20. As shown in the attached drawings, the rotary transport cylinder 31 is of a strip-shaped cylinder structure, the rotary driving device 32 is a motor, bearing seats 33 are arranged at two ends of the rotary transport cylinder 31 and are rotatably mounted on the bearing seats in a matched manner, a gear ring is mounted in a transmission fit manner in the middle of the rotary transport cylinder 31, the rotary driving device 32 drives the gear ring to rotate through a speed reducer so as to drive the rotary transport cylinder 31 to rotate, one end of the high side of the rotary transport cylinder 31 is opposite to the powder ash discharge port 24, the powder ash enters the rotary transport cylinder through the high side of the rotary transport cylinder 31 and continuously moves towards the low side of the rotary transport cylinder along with the rotation of the rotary transport cylinder, and a spiral conveying groove can be formed in the inner circle of the rotary transport cylinder to ensure good conveying performance, and the powder ash transport device 30 of the structure is beneficial to conveying ash, powder particles are uniformly stirred through the rotation of the rotary transport cylinder, larger particles in the crushed ash particles are beneficial to improving the granularity uniformity of the powder particles, and beneficial to extrusion molding in the later stage.
In this embodiment, the extrusion molding device 50 includes an extrusion die 51 and an extrusion plate 52 installed in an inner cavity of the extrusion die and capable of being driven to move up and down, a storage tank 53 for being matched with the extrusion plate is disposed below the extrusion plate in the extrusion die, a feed inlet for being connected with the powder ash transporting device 30 is disposed on the extrusion die, a diversion inclined plane 54 is disposed between the feed inlet and the storage tank 53, and the diversion inclined plane is inclined obliquely downward toward the side of the storage tank. As shown in the drawing, the position of the extrusion die 51 connected with the outlet end of the powder ash transporting device 30 is located right above the diversion slope, so that the powder ash is transported onto the diversion slope and slides down into the storage tank along with the slope, the extrusion plate 52 can slide up and down through the driving of the hydraulic cylinder, when extrusion is performed, the extrusion plate is driven to move down into the storage tank to extrude ash in the storage tank and form a block, and after extrusion is completed, the extrusion plate is driven to move up to open the storage tank, thereby facilitating the formation of the powder ash through the structure.
In this embodiment, the distributor 20 further includes a distributing casing 26 connected to the bottom of the incinerator, openings for respectively butting with the head of the powder ash transporting device 30 and the head of the block ash transporting device 40 are formed on the distributing casing 26, the head of the powder ash transporting device 30 faces the powder ash discharge port 24, and the head of the block ash transporting device 40 faces the block ash discharge port 25. The head of the powder ash transporting device 30 is the high side end of the rotary transporting cylinder 31 of the powder ash transporting device, the head of the block ash transporting device 40 is the high side end of the rotary transporting cylinder 31 of the block ash transporting device, and the left side and the right side of the material distributing shell 26 are provided with openings as shown by combining the drawings, wherein the rotary transporting cylinder of the powder ash transporting device 30 is in rotary fit with the left side opening, and the rotary transporting cylinder of the block ash transporting device 40 is in rotary fit with the right side opening; the bottom of the material distributing shell is of an arc structure, the bottom of the material distributing disc is matched with the bottom of the powder shell, so that the material distributing disc is automatically positioned, the bottom of the material distributing shell can be externally connected with a driving chamber 29, and a material distributing disc driving motor 27 is arranged in the driving chamber.
In this embodiment, the powder ash discharge port 24 and the block ash discharge port 25 are diametrically opposed. The powder ash transporting device 30 and the block ash transporting device 40 are arranged at the left and right sides of the distributing casing corresponding to the positions of the two discharging holes, which is beneficial to the space layout of the whole device.
In this embodiment, the extrusion molding device 50 further includes an inner push plate 55, an outer push plate 56, and a push plate driving device 57, the inner push plate 55 and the outer push plate 56 are connected by a connecting rod 56a, a discharge opening communicating with the storage tank 53 is provided at a side portion of the extrusion die 51, the push plate driving device 57 can drive the inner push plate 55 and the outer push plate 56 to horizontally slide to form a discharge state and a pressing state, in the pressing state, the outer push plate 56 is driven to slide inwards to seal at the discharge opening, the inner push plate is attached to an inner side wall of Chu Liaocao, in the discharge state, the outer push plate is driven to slide outwards to open the discharge opening, and the inner push plate pushes the molding block outwards and pushes the molding block to the outside of the discharge opening. As shown in the attached drawing, one side of the storage tank 53 is concavely provided with a mounting groove 53a, wherein the push plate driving device 57 is arranged in the mounting groove 53a, the push plate driving device 57 is a hydraulic cylinder, an output shaft of the hydraulic cylinder is directly connected with the inner push plate, the inner push plate and the outer push plate can be driven to synchronously slide through the hydraulic cylinder, when the outer push plate is sealed at a discharge opening, the inner push plate is retracted into the mounting groove, and at the moment, the outer push plate and the outer push plate are completely flush with the side wall of the storage tank, a relatively regular forming cavity is formed in the storage tank, and extrusion forming of powder ash is facilitated; when the hydraulic cylinder drives the inner side push plate to slide outwards horizontally, the outer side push plate slides outwards synchronously to open the discharge opening, and meanwhile, the inner side push plate pushes the forming block outwards to finish discharging.
In this embodiment, the extrusion die 51 is connected with a spray head 58 and a heating pipe 59, the spray pipe 58 and the heating pipe 59 are located above the diversion slope 54, the spray head 58 is used for spraying into the extrusion die, and the heating pipe 59 is used for introducing hot air into the extrusion die to heat the powder ash. The spray head can be provided with an existing spray head for spraying water mist to the powder ash slag, so that the humidity of the ash slag is improved; meanwhile, the heating pipe is filled with hot air to heat the internal ash, so that extrusion molding of the ash is facilitated. The heating pipe is externally connected with an incineration tower, and waste gas of the incineration tower is utilized to heat the inside of the extrusion die, so that details are not repeated.
In this embodiment, the block ash conveyor 40 has the same structure as the powder ash conveyor 30. And the block ash conveying device also adopts a structure of a rotary conveying cylinder, so that the block ash is crushed in the rotation process to form a block structure with uniform granularity, and the subsequent treatment process is orderly carried out.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present invention, which is intended to be covered by the scope of the claims of the present invention.