CN219603431U - Sludge low-temperature drying device - Google Patents

Abstract

The utility model discloses a sludge low-temperature drying device which comprises a box body, wherein the top of the box body is connected with a feed hopper, a plurality of conveyor belts are arranged in the box body, a discharge pipe is arranged at one side of the bottom, a control box is arranged at the side surface of the box body, a first rotating shaft is arranged at the inner bottom of the feed hopper, a plurality of arc plates are arranged on the first rotating shaft, a plurality of second rotating shafts are arranged above the conveyor belts, a turning plate is arranged on the second rotating shaft, a gas distributor is arranged on the bottom surface in the box body, a guide plate is arranged at the top of the discharge pipe, a blower is arranged at the bottom of one side of the box body, the top of the other side of the box body is connected with a gas-water separator through an exhaust pipe, the output end of the blower is connected with a heating pipe through a communicating pipe, the air outlet end of the gas-water separator is connected with a purifying box through an air outlet pipe, and a return pipe is arranged between the air outlet pipe and the communicating pipe. The utility model has reasonable design, can uniformly convey the sludge to the conveyor belt, avoids blocking the feed hopper, is convenient for comprehensively heating the sludge, accelerates the drying of the sludge, and has strong practicability.

Description

Sludge low-temperature drying device

Technical Field

The utility model relates to the technical field of sludge drying, in particular to a sludge low-temperature drying device.

Background

Compared with the traditional heat drying technology, the sludge low-temperature drying technology has the advantages of high efficiency, energy conservation, simple and convenient operation, no need of additional waste gas and dust treatment and the like, and is increasingly favored by sludge generation and operation units.

When the sludge low-temperature drying equipment is adopted in the prior art for operation, under the condition that the water content of the feed sludge is high or the viscosity of the sludge is high, the molding degree of the cut sludge is poor, molded sludge particles are easy to be mutually and secondarily adhered, the blanking is easy to be uneven, and the sludge drying effect is influenced; and in addition, most of sludge low-temperature drying equipment in the prior art is inconvenient to turn sludge on a conveyor belt, the contact area of the sludge and hot air is small, and the drying efficiency of the sludge is reduced.

Disclosure of Invention

The utility model aims to overcome the technical defects and provide a sludge low-temperature drying device.

In order to solve the problems, the technical scheme of the utility model is as follows: the utility model provides a mud low temperature mummification device, includes the box, the box top is connected with the feeder hopper, internally mounted has a plurality of conveyer belts, and bottom one side is equipped with row material pipe, box side-mounting has the control box, the bottom is equipped with pivot one in the feeder hopper, install a plurality of arc in the pivot one, the conveyer belt top is equipped with a plurality of pivot two, install the stirring board in the pivot two, the bottom surface is equipped with gas distributor in the box, row material pipe top is equipped with the deflector, box one side bottom is equipped with the air-blower, and the opposite side top is connected with gas-water separator through the blast pipe, the output of air-blower is connected with the heating pipe through communicating pipe, gas-water separator's end of giving vent to anger is connected with the purifying box through going out the tuber pipe, be equipped with the return air pipe between play tuber pipe and the communicating pipe, be equipped with active carbon layer and diatomaceous earth layer in the purifying box.

Further, the bottom of feeder hopper side is equipped with the discharge gate, the discharge gate is located the top of conveyer belt.

Further, a plurality of motors are arranged on the outer side of the box body, and the first rotating shaft and the conveying belt are driven by the motors.

Further, a filter screen is arranged in the exhaust pipe in the box body.

Further, a plurality of electric heating wires are arranged inside the heating pipe, an air guide pipe is connected between the electric heating wires and the gas distributor, and temperature sensors are arranged at two ends of the heating pipe.

Further, the purifying box is detachably connected with a box cover at one end far away from the gas-water separator, and an exhaust port is arranged in the middle of the box cover.

Further, the air outlet pipe is provided with an electromagnetic valve, the air return pipe is provided with a one-way valve, the electromagnetic valve is positioned between the air return pipe and the purifying box, the one-way valve is positioned at one end, close to the communicating pipe, of the air return pipe, and the air flow meter is further arranged on the air return pipe.

Compared with the prior art, the utility model has the advantages that: according to the utility model, the first rotating shaft drives the arc-shaped plate to rotate, so that sludge can be uniformly conveyed onto the conveyor belt, meanwhile, the phenomenon that the sludge blocks the feeding hopper is effectively avoided, the second rotating shaft drives the turning plate to rotate, the sludge on the conveyor belt can be turned over, the sludge is heated comprehensively, drying of the sludge is accelerated, the second electromagnetic valve is closed, the first electromagnetic valve is opened, air flow after water separation enters the purifying box, peculiar smell is adsorbed by the activated carbon layer and the diatomite layer and then is discharged, and pollution to air caused by direct discharge of the peculiar smell in the air is avoided. The utility model has reasonable design, can uniformly convey the sludge to the conveyor belt, avoids blocking the feed hopper, is convenient for comprehensively heating the sludge, accelerates the drying of the sludge, and has strong practicability.

Drawings

Fig. 1 is a structural diagram of the present utility model.

FIG. 2 is a cross-sectional view of a heating tube of the present utility model.

FIG. 3 is a cross-sectional view of the purge bin of the present utility model.

As shown in the figure: 1. a case; 2. a feed hopper; 3. a conveyor belt; 4. a discharge pipe; 5. a control box; 6. a first rotating shaft; 7. an arc-shaped plate; 8. a second rotating shaft; 9. turning over the plate; 10. a gas distributor; 11. a guide plate; 12. a blower; 13. an exhaust pipe; 14. a gas-water separator; 15. a communicating pipe; 16. heating pipes; 17. an air outlet pipe; 18. a purifying box; 19. an air return pipe; 20. an activated carbon layer; 21. a layer of diatomaceous earth; 22. a filter screen; 23. an electric heating wire; 24. an air guide pipe; 25. a temperature sensor; 26. a case cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 3, a sludge low-temperature drying device comprises a box body 1, a feed hopper 2 is connected to the top of the box body 1, a plurality of conveyor belts 3 are internally installed, a discharge pipe 4 is arranged at one side of the bottom, a discharge hole is arranged at the bottom of the side surface of the feed hopper 2, the discharge hole is positioned above the conveyor belts 3, a control box 5 is installed at the side surface of the box body 1, a first rotating shaft 6 is arranged in the bottom of the feed hopper 2, a plurality of arc plates 7 are installed on the first rotating shaft 6, a plurality of second rotating shafts 8 are arranged above the conveyor belts 3, a turning plate 9 is installed on the second rotating shaft 8, a plurality of motors are installed on the outer side of the box body 1, the first rotating shaft 6 and the conveyor belts 3 are driven by motors, a gas distributor 10 is arranged at the inner bottom of the box body 1, a guide plate 11 is arranged at the top of the discharge pipe 4, a blower 12 is arranged at the bottom of one side of the box body 1, a gas-water separator 14 is connected to the top of the other side through a discharge pipe 13, the inside of the box body 1 is provided with a filter screen 22 at the position of the exhaust pipe 13, the output end of the blower 12 is connected with a heating pipe 16 through a communicating pipe 15, a plurality of electric heating wires 23 are arranged inside the heating pipe 16, an air guide pipe 24 is connected between the blower and the gas distributor 10, both ends of the heating pipe 16 are provided with temperature sensors 25, the air outlet end of the gas-water separator 14 is connected with a purifying box 18 through an air outlet pipe 17, a return air pipe 19 is arranged between the air outlet pipe 17 and the communicating pipe 15, one end of the purifying box 18 far away from the gas-water separator 14 is detachably connected with a box cover 26, an exhaust port is arranged in the middle of the box cover 26, an active carbon layer 20 and a diatomite layer 21 are arranged in the purifying box 18, an electromagnetic valve is arranged on the air outlet pipe 17, a one-way valve is arranged on the return air pipe 19 and is positioned between the return air pipe 19 and the purifying box 18, the one-way valve is positioned at one end close to the communicating pipe 15 on the return air pipe 19, an air flow meter is also mounted on the return air pipe 19. The connection mode of the motor and the first rotating shaft 6, the second rotating shaft 8 and the conveyor belt 3 and the work of the motor driving the first rotating shaft 6, the second rotating shaft 8 and the conveyor belt 3 are all in the prior art, and are not described in detail herein.

In specific use, the sludge is added into the feed hopper 2 after being cut into strips, the first rotating shaft 6 drives the arc-shaped plate 7 to rotate, the sludge can be uniformly conveyed onto the conveyor belt 3, meanwhile, the phenomenon that the sludge blocks the feed hopper 2 is effectively avoided, air flow generated by the operation of the air blower 12 is input into the heating pipe 16 through the communicating pipe 15 to be heated, then enters the air distributor 10 through the air guide pipe 24 and is input into the box body 1 through the air distributor 10, the hot air flow enables moisture in the sludge to be evaporated, the sludge is dried, the second rotating shaft 8 drives the turning plate 9 to rotate, the sludge on the conveyor belt 3 can be turned, the sludge is heated comprehensively, the drying of the sludge is accelerated, the dried sludge is discharged through the discharge pipe 4 under the action of the guide plate 11, the two ends of the heating pipe 16 are respectively provided with a temperature sensor 25, so that the temperature of the air flow before and after heating is conveniently monitored, water vapor enters the air-water separator 14 to be separated from water vapor along with hot air flowing through the exhaust pipe 13, when continuous production is carried out, the electromagnetic valve I is closed, the electromagnetic valve II is opened, the air flow after water separation enters the heating pipe 16 again through the air return pipe 19 and the communicating pipe 15 for heating, the air flow meter can detect the flow of the air flowing back, the output of the air blower 12 is conveniently reduced, meanwhile, the air flowing back has a certain temperature, the heating power of the heating wire 23 can be reduced, and the cost is saved; when the machine is stopped, the electromagnetic valve II is closed, the electromagnetic valve I is opened, the air flow after water separation enters the purifying box 18, and the peculiar smell is adsorbed and discharged through the activated carbon layer 20 and the diatomite layer 21, so that the pollution to the air caused by the direct discharge of the peculiar smell in the air is avoided.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (7)

1. The utility model provides a mud low temperature desiccation device which characterized in that: including box (1), box (1) top is connected with feeder hopper (2), and internally mounted has a plurality of conveyer belts (3), and bottom one side is equipped with row material pipe (4), box (1) side-mounting has control box (5), be equipped with pivot one (6) in feeder hopper (2), install a plurality of arc (7) on pivot one (6), conveyer belt (3) top is equipped with a plurality of pivot two (8), install on pivot two (8) turn board (9), bottom surface is equipped with gas distributor (10) in box (1), row material pipe (4) top is equipped with deflector (11), box (1) one side bottom is equipped with air-blower (12), and the opposite side top is connected with gas-water separator (14) through blast pipe (13), the output of air-blower (12) is connected with heating pipe (16) through communicating pipe (15), the end of giving vent to anger of gas-water separator (14) is connected with purifying box (18) through air-out tuber pipe (17), be equipped with between air-out (17) and (15) and be equipped with communicating pipe (19) and active layer (20) carbon-layer (20).

2. The sludge low-temperature drying device according to claim 1, wherein: the bottom of feeder hopper (2) side is equipped with the discharge gate, the discharge gate is located the top of conveyer belt (3).

3. The sludge low-temperature drying device according to claim 1, wherein: a plurality of motors are arranged on the outer side of the box body (1), and the first rotating shaft (6) and the conveying belt (3) are driven by the motors.

4. The sludge low-temperature drying device according to claim 1, wherein: a filter screen (22) is arranged in the box body (1) at the exhaust pipe (13).

5. The sludge low-temperature drying device according to claim 1, wherein: the heating pipe (16) is internally provided with a plurality of electric heating wires (23), an air guide pipe (24) is connected between the electric heating wires and the gas distributor (10), and two ends of the heating pipe (16) are provided with temperature sensors (25).

6. The sludge low-temperature drying device according to claim 1, wherein: one end of the purifying box (18) far away from the gas-water separator (14) is detachably connected with a box cover (26), and an exhaust port is arranged in the middle of the box cover (26).

7. The sludge low-temperature drying device according to claim 1, wherein: the air outlet pipe (17) is provided with a first electromagnetic valve, the air return pipe (19) is provided with a second electromagnetic valve, the first electromagnetic valve is positioned between the air return pipe (19) and the purifying box (18), the second electromagnetic valve is positioned at one end, close to the air outlet pipe (17), of the air return pipe (19), and the air flow meter is further arranged on the air return pipe (19).