CN118063075B - Sludge drying device - Google Patents

Abstract

The application relates to the field of sludge drying technology, in particular to a sludge drying device, which comprises a drying room, a heat source mechanism and a material rack, wherein the material rack is arranged in the drying room and is used for containing sludge; the drying room is provided with an air outlet, the heat source mechanism is arranged outside the drying room and is used for inputting hot air flow into the drying room, and an air guide component is arranged at the inlet of the hot air flow in the drying room and is used for guiding the flow direction of the hot air flow; the outside of the air outlet is provided with a dust removing component which is used for filtering dust. The application can reduce the possibility of dust drifting out of the drying room in the sludge drying process.

Description

Sludge drying device

Technical Field

The application relates to the technical field of sludge drying, in particular to a sludge drying device.

Background

With the enhancement of national economy and environmental awareness, the urban sewage treatment industry is rapidly developed, and meanwhile, the yield of urban sludge is increased, and the problems of sludge disposal, development and utilization are increasingly focused. Generally, a sludge dryer is adopted to dry sludge so that the sludge can reach the subsequent treatment standard, the subsequent sludge treatment cost is reduced, the transportation is convenient, and the secondary utilization of the sludge is facilitated.

The sludge dryer often includes drying room, heat source mechanism and material frame, and the material frame sets up in the drying room, and demountable installation has a plurality of year charging trays on the material frame. The heat source mechanism is arranged outside the drying room, and can be arranged as a heat pump, a warm air blower and the like, so that the heat source mechanism can generate hot air flow and blow into the drying room. Meanwhile, the drying room is provided with an air outlet.

When the device is used, the wet sludge is contained on the material carrying trays, and then the material carrying trays are placed on the material rack. The drying room is then closed and the heat source mechanism is operated. The heat source mechanism can generate hot air flow and blow into the drying room, and the air flow in the drying room can flow out from the air outlet, so that the drying room has good ventilation environment. Thereby realizing the purpose of drying the sludge in the drying room so as to facilitate the subsequent secondary utilization of the sludge, such as fertilization of crops.

In the process of drying the sludge, along with the gradual reduction of the humidity of the sludge, the surface of the sludge is easy to generate dry dust, so that part of the dust is easy to fly towards the air outlet under the action of hot air flow. And then the dust flies out to the outside of the drying room, material waste occurs, and serious pollution is caused to the surrounding environment, so that the sludge drying effect is poor.

Disclosure of Invention

In order to reduce the possibility of dust drifting out of a drying room in the sludge drying process, the application provides a sludge drying device.

The application provides a sludge drying device which adopts the following technical scheme:

the sludge drying device comprises a drying room, a heat source mechanism and a material rack, wherein the material rack is arranged in the drying room and is used for containing sludge; the drying room is provided with an air outlet, the heat source mechanism is arranged outside the drying room and is used for inputting hot air flow into the drying room, an air guide component is arranged at the inlet of the hot air flow in the drying room and is used for guiding the flow direction of the hot air flow; the dust removing component is arranged outside the air outlet and is used for filtering dust.

Through adopting above-mentioned technical scheme, during the use, heat source mechanism can produce the hot air current and blow in the baking house, and in the baking house air current can also follow air outlet and flow, makes the baking house possess good ventilation environment. Thereby realizing the purpose of drying the sludge in the drying room so as to facilitate the subsequent secondary utilization of the sludge, such as fertilization of crops. And in the drying process, the air deflector can guide the air flow entering the drying room so as to reduce the possibility of directly blowing the sludge by larger wind force, thereby reducing the possibility of dust fluttering after the sludge is dried and reducing the possibility of dust leakage from an air outlet. The dust removal part can also filter the airflow output from the air outlet, so that the possibility that dust drifts outside the drying room is further reduced. Thereby reducing the possibility of resource waste and reducing pollution to the surrounding environment.

Optionally, the air guide component is an air guide plate, the air guide plate is fixed on the side wall of the drying room, an air flow channel is arranged between the air guide plate and the side wall of the drying room, and the air flow channel is communicated with an air inlet of the drying room; the air flow channel is provided with a first air opening and a second air opening, the first air opening is positioned above the material frame, and the second air opening is positioned below the material frame.

Through adopting above-mentioned technical scheme, in the hot air flow entering air current passageway, the hot air current blows into the baking house from first wind gap or second wind gap afterwards, realizes the purpose of drying to mud, reduces the great air current of wind-force simultaneously and directly blows the possibility of mud, reduces the mud and dries the back, appears the possibility that the dust flies.

Optionally, a plurality of air vents are formed in the air deflector, the air vents are arranged towards the material frame, air guide portions are formed at edges of the air vents, and the air guide portions are used for guiding part of hot air flow so that the hot air flow is output from the air vents.

Through adopting above-mentioned technical scheme, a small amount of air current can blow to the material frame from the wind-guiding portion's effect down, and then can increase the heating effect of mud on the material frame when reducing the dust and fly away, improves mud stoving effect.

Optionally, the air deflector is provided with a plurality of ventilation holes, and is provided with a plugging assembly, and the plugging assembly comprises a plurality of sealing sheets, a connecting frame and a control piece; the sealing sheets are respectively and correspondingly used for shielding the vent holes, and are connected to the connecting frame; the connecting frame slides and sets up on the aviation baffle, the control is installed in drying room lateral wall and is used for adjusting the place position of connecting frame.

Through adopting above-mentioned technical scheme, the control can control the link and slide, realizes controlling the purpose that the seal piece will vent opening or close to can adjust mud drying device's mode of use. After the material rack or the drying room is cleaned, only the moisture on the inner wall of the material rack or the drying room is required to be dried. Can make the ventilation hole open, and then can accelerate the air current that blows to the material frame for material frame drying efficiency is higher, so that the drying room is whole in time put into use, possesses energy-conserving effect simultaneously. When the sludge is required to be dried, the ventilation holes are only required to be closed in order to reduce the possibility of blowing dust out of the sludge.

Optionally, the control piece comprises a transmission rod, a control tube and a hand wheel, and the control tube penetrates through and is rotationally connected to the side wall of the drying room; one end of the transmission rod is connected with the connecting frame, and the other end of the transmission rod is penetrated and connected with the control tube in a threaded manner; the hand wheel is arranged at one end of the control tube, which is positioned outside the drying room.

Through adopting above-mentioned technical scheme, hold the hand wheel and rotate, can control the relative control pipe of transfer line and slide, and then realize the purpose that control link slided, make the sealing fin open or close the ventilation hole, and this control process is comparatively convenient.

Optionally, the dust removing component comprises a chassis, a partition plate arranged in the chassis and a plurality of filter bags; the partition plate divides the internal space of the case into an upper chamber and a lower chamber, and the opening end of the filter bag is penetrated and fixed on the partition plate; the lower cavity of the case is communicated with an air outlet of the drying room, the upper cavity of the case is provided with an induced draft fan, and the induced draft fan is used for sucking air flow in the case; the lower cavity of the case is provided with a discharge port, and the discharge port is provided with a valve.

Through adopting above-mentioned technical scheme, in the stoving process, the air current that air outlet department blown out can get into quick-witted incasement, and at this moment, the dust that carries in the air current can receive the filter bag to filter, and then makes the dust adsorb in the filter bag outer wall or drop to quick-witted case lower part, realizes the purpose of collecting the dust. The air flow entering the machine case can be discharged out of the machine case under the action of the induced draft fan, so that the aim of air flow circulation in the drying room is fulfilled. After the sludge is dried, the valve is opened to output dust collected at the lower part of the machine case, so that the dust can be used for plant irrigation or other purposes, resources are fully utilized, and the possibility of resource waste is reduced.

Optionally, a cleaning mechanism is installed in the case, the cleaning mechanism includes a moving frame, a plurality of cleaning wool tops and a lifting piece, the cleaning wool tops are installed on the moving frame, and the cleaning wool tops are respectively abutted to the outer walls of the filter bags; the lifting piece is arranged on the side wall of the case and used for controlling the movable frame to slide relative to the filter bag.

Through adopting above-mentioned technical scheme, after long-time use, the operation lifting piece is in order to drive the movable frame and remove for clean the wool top and can slide along the filter bag outer wall, realize cleaning the purpose of filter bag outer wall, the collection of the dust of being convenient for. Meanwhile, dust adsorbed on the outer wall of the filter bag is reduced, and the subsequent filtering effect of the filter bag is improved.

Optionally, the inboard that the filter bag is towards division board one end is provided with the support ring, the support ring butt is in filter bag inner wall and is fixed in the division board, the support ring is used for supporting the cleaning wool top.

Through adopting above-mentioned technical scheme, when need not to clean the filter bag outer wall, can stop the wool top that cleans this moment in the one end of filter bag towards the division board for the holding ring can support the filter bag with clean the wool top, reduces the filter bag and is the possibility of deformation state because of the butt of cleaning the wool top, ensures the result of use of filter bag in the use.

Optionally, the lifting piece comprises a driving screw rod and a control motor, the driving screw rod is rotationally connected to the inner side wall of the chassis, and the driving screw rod is penetrated and in threaded connection with the movable frame; the control motor is arranged outside the case and used for controlling the driving screw rod to rotate.

Through adopting above-mentioned technical scheme, during the use, open control motor can control drive lead screw and rotate, and then drive the relative drive lead screw of movable frame and slide for the movable frame can pull the cleaning wool top and go up and down, realizes the purpose of cleaning the filter bag outer wall.

Optionally, a protective bag for covering the driving screw rod is fixed on the inner wall of the case, an opening is formed in one side, facing the filter bag, of the protective bag, and the movable frame penetrates through the opening of the protective bag; sealing strips are fixed on two edges of an opening of the protective bag, the sealing strips are sleeved and connected with two sealing sliding blocks in a sliding manner, and the sealing sliding blocks are used for driving the two sealing strips to be meshed with each other; the two sealing sliding blocks are connected to the movable frame, and the movable frame is located between the two sealing sliding blocks.

Through adopting above-mentioned technical scheme, the protection bag can protect the drive lead screw, reduces the possibility that the incasement dust adsorbs in the drive lead screw outer wall, and then reduces the dust and causes the possibility of interference to the threaded connection portion between drive lead screw and the movable frame, increases drive lead screw life. In addition, when the control removes the frame and removes, remove the frame and can drive two slider that seal simultaneously and slide, realize opening and closing synchronous with the opening of protection bag for remove when the frame is located different positions, the opening of protection bag all is in the better closed state, ensures the protection effect to the drive lead screw, and is difficult for causing the hindrance to the lift of removing the frame.

In summary, the present application includes at least one of the following beneficial technical effects:

In the sludge drying process, the air deflector can guide the air flow entering the drying room so as to reduce the possibility of directly blowing the sludge by larger wind power, thereby reducing the possibility of dust fluttering after the sludge is dried and reducing the possibility of dust leakage from an air outlet. The dust removal part can also filter the airflow output from the air outlet, so that the possibility that dust drifts outside the drying room is further reduced. Thereby reducing the possibility of resource waste and reducing pollution to the surrounding environment;

The protection bag can protect the driving screw rod, reduces the possibility that dust interferes with a threaded connection part between the driving screw rod and the movable frame, and prolongs the service life of the driving screw rod. In addition, when the control removes the frame and removes, two seal slider combined action down, can realize opening and the closure synchronization with the opening of protection bag for when removing the frame and being located different positions, the opening of protection bag all is in the better closed state, ensures the protection effect to the drive lead screw.

Drawings

FIG. 1 is a schematic view of a sludge drying apparatus according to an embodiment of the present application;

FIG. 2 is a schematic view of an installation structure of an air deflector according to an embodiment of the present application;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 2;

FIG. 4 is a schematic view of a partial cross-sectional structure of a dust removing part according to an embodiment of the present application;

FIG. 5 is an enlarged schematic view of the portion B of FIG. 4;

fig. 6 is a schematic view of a partially cut-away structure of a separator plate according to an embodiment of the present application.

Reference numerals illustrate: 1. a drying room; 11. an air outlet; 2. a heat source mechanism; 21. an air delivery pipeline; 3. a material rack; 4. an air deflector; 41. an air flow channel; 411. a first tuyere; 412. a second tuyere; 42. an air outlet; 421. an air guide part; 43. a vent hole; 5. a dust removing part; 51. a chassis; 511. a discharge port; 52. a partition plate; 53. a filter bag; 531. a support ring; 6. a plugging assembly; 61. sealing; 62. a connecting frame; 63. a control member; 631. a transmission rod; 632. a control tube; 633. a hand wheel; 7. a cleaning mechanism; 71. a moving rack; 711. a connecting block; 72. cleaning wool tops; 73. a lifting member; 731. driving a screw rod; 732. controlling a motor; 8. a protective bag; 81. a sealing strip; 82. and a sealing slide block.

Detailed Description

The application is described in further detail below with reference to fig. 1-6.

The embodiment of the application discloses a sludge drying device. Referring to fig. 1, a sludge drying apparatus includes a drying room 1, a heat source mechanism 2, and a material rack 3. It should be noted that, the drying room 1 is provided with a side opening, and the opening of the drying room 1 is provided with a door plate, so that the opening and closing of the drying room 1 are realized through the rotation of the door plate. The material frame 3 is installed in the drying room 1, specifically, a plurality of material carrying trays are placed on the material frame 3, so that in the use process, sludge can be paved on the material carrying trays, and then the material carrying trays are placed on the material frame 3.

Referring to fig. 1, the heat source mechanism 2 is installed outside the drying room 1, and the heat source mechanism 2 may be any device capable of generating a hot air flow, such as a heat pump, a fan heater, etc., and the model is not limited thereto. The heat source mechanism 2 is communicated with the side part of the drying room 1 through an air conveying pipeline 21. At the same time, the side of the drying room 1 away from the air delivery pipeline 21 is provided with an air outlet 11.

Referring to fig. 1 and 2, an air guide member is disposed inside the drying room 1, the air guide member is provided as an air guide plate 4, and the air guide plate 4 is fixed on a side wall of the drying room 1 where the air transmission pipeline 21 is located, so that the air guide plate 4 can guide hot air flowing into the drying room 1. The dust removing part 5 is arranged at the air outlet 11 of the drying room 1.

When the air conditioner is used, the heat source mechanism 2 can generate hot air flow and blow into the drying room 1, and the air flow in the drying room 1 can also flow out from the air outlet 11, so that the drying room 1 has a good ventilation environment. Thereby realizing the purpose of drying the sludge in the drying room 1 so as to facilitate the subsequent secondary utilization of the sludge, such as fertilization of crops. And in the drying process, the air deflector 4 can guide the air flow entering the drying room 1 so as to reduce the possibility of directly blowing the sludge by larger wind force, thereby reducing the possibility of dust flying after the sludge is dried and reducing the possibility of dust leakage from the air outlet 11.

In addition, the dust removing part 5 can also filter the air flow output from the air outlet 11, so as to further reduce the possibility that dust drifts outside the drying room 1. Thereby reducing the possibility of resource waste and reducing pollution to the surrounding environment.

Referring to fig. 2, in particular, an air flow channel 41 is provided between the air deflector 4 and the side wall of the drying room 1, so that the air flow channel 41 communicates with the inside of the air delivery duct 21. The air flow channel 41 is provided with a first air opening 411 and a second air opening 412, the first air opening 411 is positioned above the material rack 3, and the second air opening 412 is positioned below the material rack 3. A plurality of air vents 42 are arranged in the middle of the air deflector 4, and the air vents 42 are arranged towards the material frame 3. The edge of the air outlet 42 facing the air flow channel 41 is formed with an air guiding portion 421, and the air guiding portion 421 is used for guiding a part of the hot air flow to output the hot air flow from the air outlet 42.

When in use, hot air flows into the air flow channel 41 through the air conveying pipeline 21, and then the hot air flows are blown into the drying room 1 from the first air opening 411 or the second air opening 412, so that the purpose of drying sludge is realized, the possibility that larger air flows directly blow the sludge is reduced, and the possibility that dust flies after the sludge is dried is reduced. Meanwhile, a small amount of air flow can be blown to the material frame 3 from the air leakage port 42 under the action of the air guide part 421, so that dust fly can be reduced, the heating effect of the sludge on the material frame 3 can be increased, and the sludge drying effect can be improved.

Referring to fig. 2 and 3, the air guide plate 4 is provided with a plurality of ventilation holes 43, so that the air flow in the air flow channel 41 can be smoothly blown to the material rack 3 through the ventilation holes 43. The air deflector 4 is provided with a plugging assembly 6, and the plugging assembly 6 comprises a plurality of sealing sheets 61, a connecting frame 62 and a control member 63. The plurality of sealing sheets 61 respectively cover the plurality of ventilation holes 43 in a one-to-one correspondence manner, the plurality of sealing sheets 61 are fixed on the connecting frame 62, and the connecting frame 62 is slidably arranged on the air deflector 4.

Referring to fig. 3, the control member 63 includes a transmission rod 631, a control tube 632, and a handwheel 633. The control tube 632 penetrates through and is rotatably connected to the side wall of the drying room 1; one end of the transmission rod 631 is connected to the connecting frame 62, and the other end of the transmission rod 631 is coaxially penetrated and connected to the control tube 632 in a threaded manner. The hand wheel 633 is mounted to an end of the control tube 632 that is located outside the drying chamber 1.

When the air conditioner is used, the hand wheel 633 is held by hand and rotated, the transmission rod 631 can be driven to slide relative to the control tube 632, and then the connecting frame 62 is pulled to slide, so that the purpose of opening or closing the air holes 43 by the control sealing piece 61 is realized. Thereby being capable of adjusting the use mode of the sludge drying device.

After the material rack 3 or the drying room 1 is cleaned, only the moisture on the inner wall of the material rack 3 or the drying room 1 is required to be dried. The ventilation holes 43 are opened, so that air flow blowing to the material rack 3 can be quickened, the drying efficiency of the material rack 3 is higher, and the drying room 1 is used in time as a whole and has an energy-saving effect. When the sludge is required to be dried, in order to reduce the possibility of blowing dust out of the sludge, the hand wheel 633 is only required to be rotated to close the vent hole 43, and the operation process is convenient.

In other embodiments, the air guiding component can also be set into a plurality of air guiding pipes, so that the air flow entering the drying room 1 is guided through the air guiding pipes, so that the air flow can be scattered into the drying room 1, and the air force blowing to the surface of the sludge is weakened while the better drying effect is ensured, and the occurrence of dust is reduced.

Referring to fig. 4, the dust removing part 5 includes a cabinet 51, a partition plate 52, and a plurality of filter bags 53. The partition plate 52 is horizontally disposed and fixed to the inner wall of the cabinet 51 such that the partition plate 52 divides the inner space of the cabinet 51 into upper and lower chambers. The filter bag 53 extends vertically and is provided with an upper opening, and the open end of the filter bag 53 is penetrated and fixed to the partition plate 52. The lower cavity of the case 51 is communicated with the air outlet 11 of the drying room 1, and the upper cavity of the case 51 is provided with an induced draft fan which is used for sucking air flow in the case 51. The lower chamber of the cabinet 51 is provided with a discharge port 511, and the discharge port 511 is provided with a valve, so that the valve can control the opening and closing of the discharge port 511.

In the drying process, the air flow blown out from the air outlet 11 enters the case 51, and at the moment, dust carried in the air flow is filtered by the filter bag 53, so that the dust is adsorbed on the outer wall of the filter bag 53 or falls to the lower part of the case 51, and the purpose of collecting the dust is achieved. The air flow entering the cabinet 51 can be discharged out of the cabinet 51 under the action of the induced draft fan, so that the purpose of air flow circulation in the drying room 1 is realized.

After the sludge is dried, the valve is opened to output dust collected at the lower part of the machine case 51, so that the dust can be used for plant irrigation or other purposes, resources are fully utilized, and the possibility of resource waste is reduced.

Referring to fig. 4 and 5, a cleaning mechanism 7 is mounted in the chassis 51, and the cleaning mechanism 7 includes a moving frame 71, a plurality of cleaning wool tops 72, and a lifter 73. The movable frame 71 is simultaneously sleeved on the plurality of filter bags 53, and the lifting member 73 is mounted on the side wall of the case 51, so that the lifting member 73 can control the movable frame 71 to lift reciprocally. The cleaning wool tops 72 are mounted on the moving frame 71, the cleaning wool tops 72 are in a ring-shaped structure, and the cleaning wool tops 72 are respectively in contact with the outer walls of the filter bags 53 in a one-to-one correspondence manner.

After long-time use, the lifting piece 73 is operated to drive the movable frame 71 to move, so that the cleaning wool tops 72 can slide along the outer wall of the filter bag 53, the purpose of cleaning the outer wall of the filter bag 53 is achieved, and dust collection is facilitated. Meanwhile, dust adsorbed on the outer wall of the filter bag 53 is reduced, and the subsequent filtering effect of the filter bag 53 is improved.

Referring to fig. 4 and 5, the elevating member 73 is provided to include a driving screw 731 and a control motor 732. The driving screw 731 is rotatably connected to the inner side wall of the chassis 51, the driving screw 731 extends vertically, at this time, a connection block 711 is formed at one end of the moving frame 71, and the driving screw 731 is threaded through the connection block 711. The control motor 732 is installed outside the cabinet 51, and an output shaft of the control motor 732 is connected to the driving screw 731 such that the control motor 732 can control the driving screw 731 to rotate.

When the cleaning device is used, the control motor 732 is started to control the driving screw 731 to rotate, so that the movable frame 71 is driven to slide relative to the driving screw 731, and the movable frame 71 can pull the cleaning wool tops 72 to lift, so that the purpose of cleaning the outer wall of the filter bag 53 is achieved. In other embodiments, the elevating member 73 may be provided as an air cylinder or a hydraulic cylinder for controlling the elevation of the moving frame 71.

In actual installation, the movable frame 71 may be abutted against the side wall of the chassis 51, or the connection block 711 on the movable frame 71 may be engaged with and slidably connected to the side wall of the chassis 51, so as to limit the rotation of the movable frame 71. So that the stability of the lifting of the moving frame 71 is better when the screw 731 is rotatably driven.

Referring to fig. 5, in addition, a protection bag 8 for covering the driving screw 731 is fixed to the inner wall of the cabinet 51, the protection bag 8 extends vertically, and an opening is provided at a side of the protection bag 8 facing the filter bag 53. The opening on the protection bag 8 is vertically extended, and the movable frame 71 is arranged in the opening of the protection bag 8 in a penetrating manner, so that the movable frame 71 can slide inside the opening of the protection bag 8.

Referring to fig. 5, sealing strips 81 are fixed at two edges of the opening of the protective bag 8, two sealing sliding blocks 82 are arranged at the opening of the protective bag 8, and the two sealing sliding blocks 82 are sleeved on the two sealing strips 81 at the same time. The two sealing sliders 82 are fixed to the moving frame 71, and the two sealing sliders 82 are respectively located at the upper side and the lower side of the moving frame 71.

The sealing slide blocks 82 positioned below can drive the two sealing strips 81 to open when sliding downwards, and drive the two sealing strips 81 to be meshed when sliding upwards, so as to realize the purpose of sealing. The sealing slide block 82 positioned above can drive the two sealing strips 81 to be meshed with each other when sliding downwards, so as to realize the purpose of sealing, and drive the two sealing strips 81 to be opened when sliding upwards. For example, the protective bag 8 is provided as a clip-chain type self-sealing bag or a zip-type self-sealing bag.

During the use, protection bag 8 can protect drive screw 731, reduces the possibility that the dust adsorbs in the outer wall of drive screw 731 in the quick-witted case 51, and then reduces the dust and causes the possibility of interference to the threaded connection portion between drive screw 731 and the movable frame 71, increases drive screw 731 life. In addition, when the movable frame 71 is controlled to lift, the movable frame 71 can drive the two sealing sliding blocks 82 to slide simultaneously, so that the opening and the closing of the protective bag 8 are synchronous, the opening of the protective bag 8 is in a better sealing state when the movable frame 71 is positioned at different positions, the protection effect on the driving screw 731 is ensured, and the lifting of the movable frame 71 is not easy to be hindered.

Referring to fig. 6, a support ring 531 is provided on the inner side of the filter bag 53 toward one end of the partition plate 52, the support ring 531 is provided coaxially with the filter bag 53, and the support ring 531 is fixed to the partition plate 52 while abutting against the inner wall of the filter bag 53. When need not to clean the filter bag 53 outer wall, can stay the cleaning wool top 72 at filter bag 53 top this moment for support ring 531 can support filter bag 53 and cleaning wool top 72, reduces the filter bag 53 and is the possibility of deformation state because of the butt of cleaning wool top 72, ensures the result of use of filter bag 53 in the use.

In other embodiments, the dust removing component 5 may be further configured as a dust removing barrel, and water is filled in the dust removing barrel, at this time, the air outlet 11 is communicated with an air outlet pipe, and the air outlet pipe is communicated with the dust removing barrel and goes deep below the water level. The air flow output by the air outlet 11 can be released after dust falling through moisture, so that the possibility that dust flies to the surrounding environment is reduced. During actual installation, the induced draft fan can also be installed outside the dust removal barrel, and the air inlet end of the induced draft fan is positioned above the water level, so that the air flow in the dust removal barrel is attracted through the induced draft fan, and the outflow effect of the air flow in the drying room 1 is ensured.

The implementation principle of the sludge drying device provided by the embodiment of the application is as follows: when the air conditioner is used, the heat source mechanism 2 can generate hot air flow and blow into the drying room 1, and the air flow in the drying room 1 can also flow out from the air outlet 11, so that the drying room 1 has a good ventilation environment. Thereby realizing the purpose of drying the sludge in the drying room 1 so as to facilitate the subsequent secondary utilization of the sludge, such as fertilization of crops. In the drying process, the air deflector 4 can guide the air flow entering the drying room 1 so as to reduce the possibility of directly blowing the sludge by larger wind force, thereby reducing the possibility of dust flying after the sludge is dried and reducing the possibility of dust leakage from the air outlet 11. The dust removing part 5 can also filter the air flow output from the air outlet 11, further reducing the possibility of dust drifting out of the drying room 1. Thereby reducing the possibility of resource waste and reducing pollution to the surrounding environment.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (7)

1. The utility model provides a mud drying device, includes baking house (1), heat source mechanism (2) and material frame (3), material frame (3) are installed in baking house (1) inside, and are used for carrying out splendid attire to mud; the drying room (1) is provided with an air outlet (11), and the heat source mechanism (2) is arranged outside the drying room (1) and is used for inputting hot air flow into the drying room (1), and is characterized in that: an air guide component is arranged at the inlet of the hot air flow in the drying room (1) and used for guiding the flow direction of the hot air flow; a dust removing component (5) is arranged outside the air outlet (11), and the dust removing component (5) is used for filtering dust; the air guide component is provided with an air guide plate (4), the air guide plate (4) is fixed on the side wall of the drying room (1), an air flow channel (41) is arranged between the air guide plate (4) and the side wall of the drying room (1), and the air flow channel (41) is communicated with an air inlet of the drying room (1); the air flow channel (41) is provided with a first air opening (411) and a second air opening (412), the first air opening (411) is positioned above the material frame (3), and the second air opening (412) is positioned below the material frame (3); the air deflector (4) is provided with a plurality of air vents (42), the air vents (42) are arranged towards the material rack (3), air guide parts (421) are formed at the edges of the air vents (42), and the air guide parts (421) are used for guiding part of hot air flow so that the hot air flow is output from the air vents (42); the air deflector (4) is provided with a plurality of ventilation holes (43), the air deflector (4) is provided with a plugging assembly (6), and the plugging assembly (6) comprises a plurality of sealing sheets (61), a connecting frame (62) and a control piece (63); the sealing sheets (61) are respectively and correspondingly used for shielding the vent holes (43), and the sealing sheets (61) are connected to the connecting frame (62); the connecting frame (62) is arranged on the air deflector (4) in a sliding mode, and the control piece (63) is arranged on the side wall of the drying room (1) and used for adjusting the position of the connecting frame (62).

2. A sludge drying apparatus as claimed in claim 1, wherein: the control part (63) comprises a transmission rod (631), a control tube (632) and a hand wheel (633), wherein the control tube (632) penetrates through and is rotationally connected to the side wall of the drying room (1); one end of the transmission rod (631) is connected to the connecting frame (62), and the other end of the transmission rod (631) is penetrated and connected with the control tube (632) in a threaded manner; the hand wheel (633) is arranged at one end of the control pipe (632) positioned outside the drying room (1).

3. A sludge drying apparatus as claimed in claim 1, wherein: the dust removing component (5) comprises a machine case (51), a partition plate (52) arranged in the machine case (51) and a plurality of filter bags (53); the partition plate (52) divides the internal space of the case (51) into an upper chamber and a lower chamber, and the opening end of the filter bag (53) is penetrated and fixed on the partition plate (52); the lower cavity of the case (51) is communicated with the air outlet (11) of the drying room (1), and the upper cavity of the case (51) is provided with an induced draft fan which is used for sucking air flow in the case (51); the lower chamber of the case (51) is provided with a discharge port (511), and the discharge port (511) is provided with a valve.

4. A sludge drying apparatus as claimed in claim 3, wherein: a cleaning mechanism (7) is arranged in the case (51), the cleaning mechanism (7) comprises a movable frame (71), a plurality of cleaning wool tops (72) and a lifting piece (73), the cleaning wool tops (72) are arranged on the movable frame (71), and the cleaning wool tops (72) are respectively abutted to the outer walls of the filter bags (53); the lifting piece (73) is arranged on the side wall of the case (51), and the lifting piece (73) is used for controlling the movable frame (71) to slide relative to the filter bag (53).

5. The sludge drying apparatus of claim 4 wherein: the filter bag (53) is provided with support ring (531) towards the inboard of division board (52) one end, support ring (531) butt is in filter bag (53) inner wall and is fixed in division board (52), support ring (531) are used for supporting cleaning wool top (72).

6. The sludge drying apparatus of claim 4 wherein: the lifting piece (73) comprises a driving screw rod (731) and a control motor (732), the driving screw rod (731) is rotatably connected to the inner side wall of the chassis (51), and the driving screw rod (731) is arranged in a penetrating manner and is in threaded connection with the movable frame (71); the control motor (732) is installed outside the chassis (51) and is used for controlling the driving screw rod (731) to rotate.

7. The sludge drying apparatus of claim 6 wherein: a protective bag (8) for covering the driving screw rod (731) is fixed on the inner wall of the case (51), an opening is formed in one side, facing the filter bag (53), of the protective bag (8), and the movable frame (71) is arranged in the opening of the protective bag (8) in a penetrating manner; sealing strips (81) are fixed at two edges of an opening of the protective bag (8), the sealing strips (81) are sleeved and connected with two sealing sliding blocks (82) in a sliding manner, and the sealing sliding blocks (82) are used for driving the two sealing strips (81) to be meshed with each other; both sealing slide blocks (82) are connected to a movable frame (71), and the movable frame (71) is positioned between the two sealing slide blocks (82).