Sludge drying treatment equipment

Abstract

The utility model discloses sludge drying treatment equipment, and relates to the technical field of sludge treatment equipment. The sludge drying treatment equipment comprises a multi-layer belt dryer, a distributing device is arranged on one side of the feeding end of the multi-layer belt dryer, a sludge elevator is arranged on one side of the distributing device, and filter pressing equipment is arranged on one side of the sludge elevator; a dry sludge collecting ton bag is arranged at the discharging end of the multi-layer belt type drying machine, the air inlet end of the multi-layer belt type drying machine is connected with a first connecting pipe, incinerator hot air is arranged on one side of the multi-layer belt type drying machine, and an air outlet pipe is installed at the air outlet end of the incinerator hot air. According to the utility model, the existing waste gas incineration hot air is used as a heat source, the existing sludge filter pressing equipment is combined, and the original scattered step-by-step steps are combined into an automatic drying treatment line, so that the purposes of energy conservation and emission reduction are achieved, the error opportunity is reduced, and the manual operation steps and difficulty are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge treatment equipment, in particular to sludge drying treatment equipment. Background Art

[0002] Sludge drying refers to the process of physically removing most of the water in the sludge to reduce its volume and weight for subsequent treatment and utilization. The main purpose of sludge drying is volume reduction, stabilization and resource utilization. Sludge drying has significant advantages. First, drying can greatly reduce the volume and weight of sludge, reduce the floor space and engineering investment of sludge treatment facilities. Secondly, the sludge after drying is easier to transport and store, which can reduce transportation costs and storage space. In addition, drying can also help improve the resource utilization rate of sludge, such as using dried sludge as biomass fuel, soil conditioner, etc., to achieve resource recycling.

[0003] The existing sludge drying adopts box-type electric heating drying box, which has high energy consumption, high labor cost and complex operation, so we proposed sludge drying treatment equipment to solve the above problems. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides sludge drying treatment equipment, which solves the problems of box-type electric heating drying boxes, high energy consumption, high labor costs and complex operations.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: sludge drying treatment equipment, including a multi-layer belt dryer, a distributor is provided on one side of the feeding end of the multi-layer belt dryer, a sludge elevator is provided on one side of the distributor, and a filter press is provided on one side of the sludge elevator;

[0006] The discharge end of the multi-layer belt dryer is provided with a dry sludge collection ton bag, the air inlet end of the multi-layer belt dryer is connected with a first connecting pipe, one side of the multi-layer belt dryer is provided with hot air from an incinerator, and the air outlet end of the hot air from the incinerator is installed with an air outlet pipe, and one end of the first connecting pipe is conductively connected to the air outlet pipe;

[0007] The air outlet end of the multi-layer belt dryer is connected to a spray tower via a second connecting pipe, and the air outlet end of the spray tower is conductively connected to the air outlet pipe via a third connecting pipe, and a fan is serially connected in the middle of the third connecting pipe.

[0008] Preferably, a first valve is connected in series to the middle of the first connecting pipe, and a second valve is connected in series to the middle of the air outlet pipe.

[0009] Preferably, the distributor comprises a feeding pipe, the top end of the feeding pipe is connected to a feeding hopper, the bottom end of the feeding pipe is connected to a material guide pipe, and the material guide pipe is arranged in a downwardly inclined manner, and a notch is opened on the top surface of the material guide pipe near the bottom end;

[0010] A distributor is arranged in the inner cavity of the material guide pipe and at the position of the notch, and the distributor is used to evenly distribute the sludge being transported and circulated.

[0011] Preferably, the distributor comprises a positioning frame arranged in the inner cavity of the material guide tube and located at the notch position, guide pillars are arranged on both sides of the inner cavity of the positioning frame, a material pushing portion is arranged in the inner cavity of the positioning frame, and both sides of the material pushing portion are respectively connected by plugging with two guide pillars;

[0012] A pushing plate is arranged at the bottom end of the pushing part, driving parts are arranged on both sides of the top surface of the pushing part, and one side of the middle part of the two driving parts is connected to the top surface of the positioning frame.

[0013] Preferably, the pusher portion comprises a slider, guide holes for inserting the guide column are provided on both sides of the slider side wall, a mounting hole is provided in the middle of the top surface of the slider, a limit rod is inserted into the inner cavity of the mounting hole, and the bottom end of the limit rod is connected to the pusher plate;

[0014] A screw hole is provided in the middle of the side wall of the sliding block, and a limiting screw is rotatably connected to the inner cavity of the screw hole.

[0015] Preferably, a pulling hole is provided on the side wall of the limiting rod near the top end.

[0016] Preferably, the driving part includes a connecting plate arranged on one side of the top surface of the slider and a fixing seat arranged on one side of the top surface of the positioning frame, an electric push rod is arranged on the side wall of the fixing seat, and the telescopic end of the electric push rod is connected to the side wall of the connecting plate.

[0017] Beneficial Effects

[0018] The utility model provides a sludge drying treatment device. Compared with the prior art, it has the following beneficial effects:

[0019] The sludge drying treatment equipment, when it is necessary to treat the sludge water, firstly performs preliminary filter pressing treatment on the sludge water through the filter pressing equipment, and then transports the sludge after the filter pressing to the distributor through the sludge elevator, so that the distributor can evenly distribute the transported sludge in the multi-layer belt dryer, and then uses the hot air of the incinerator to not only use the waste gas incineration hot air as a heat source, but also conveniently discharge it directly through the air outlet pipe, and then connects with the air outlet pipe through the first connecting pipe, so that the waste gas incineration hot air can be transported to the multi-layer belt dryer, and then the sludge passing through the multi-layer belt dryer can be dried, and then the sludge dried by the multi-layer belt dryer can be centrally collected through the dry sludge collection ton bag;

[0020] Through the second connecting pipe, the air flowing through the multi-layer belt dryer can be transported to the spray tower, so that the air containing dust can be filtered, and then the purified air can be returned to the air outlet pipe through the fan and the third connecting pipe, so that the air outlet pipe can discharge the air. The whole process achieves the purpose of energy saving and emission reduction, reduces the chance of error, and reduces the steps and difficulty of manual operation. The first valve can be used to conveniently open or cut off the hot air flowing through the first connecting pipe, and the second valve can be used to conveniently open or cut off the hot air flowing through the air outlet pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the distributor of the utility model;

[0023] Figure 3 This is a schematic diagram of the internal structure of the positioning frame of the utility model;

[0024] Figure 4 This is a schematic diagram of the structure of the pusher part of the utility model;

[0025] Figure 5 This is a schematic diagram of the structure of the drive unit of the utility model.

[0026] In the figure: 1. multi-layer belt dryer; 2. distributor; 21. feed pipe; 22. feed hopper; 23. guide pipe; 24. notch; 25. positioning frame; 26. guide column; 27. pusher; 271. slider; 272. guide hole; 273. mounting hole; 274. limit rod; 275. screw hole; 276. limit screw; 28. pusher plate; 29. ​​drive unit; 291. fixed seat; 292. electric push rod; 293. connecting plate; 3. sludge elevator; 4. filter press equipment; 5. dry sludge collection ton bag; 6. hot air from incinerator; 7. air outlet pipe; 8. first connecting pipe; 9. first valve; 10. second connecting pipe; 11. spray tower; 12. third connecting pipe; 13. fan; 14. second valve. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1 The utility model provides a technical solution: sludge drying treatment equipment, including a multi-layer belt dryer 1, a distributor 2 is arranged on one side of the feeding end of the multi-layer belt dryer 1, a sludge elevator 3 is arranged on one side of the distributor 2, and a filter press 4 is arranged on one side of the sludge elevator 3; a dry sludge collecting ton bag 5 is arranged on the discharge end of the multi-layer belt dryer 1, a first connecting pipe 8 is connected to the air inlet end of the multi-layer belt dryer 1, an incinerator hot air 6 is arranged on one side of the multi-layer belt dryer 1, and an air outlet pipe 7 is installed on the air outlet end of the incinerator hot air 6, and one end of the first connecting pipe 8 is connected to the air outlet pipe 7; the air outlet end of the multi-layer belt dryer 1 is connected to a spray tower 11 through a second connecting pipe 10, and the air outlet end of the spray tower 11 is connected to the air outlet pipe 7 through a third connecting pipe 12, and a fan 13 is connected in series in the middle of the third connecting pipe 12;

[0029] When the sludge water needs to be treated, the sludge water can be initially subjected to filter pressing treatment through the filter press equipment 4, and then the sludge after the filter pressing is transported to the distributor 2 through the sludge elevator 3, so that the distributor 2 can evenly distribute the transported sludge in the multi-layer belt dryer 1, and then the hot air 6 of the incinerator can be used as the heat source for the waste gas incineration hot air, and can be directly discharged through the air outlet pipe 7, and then the first connecting pipe 8 can be connected to the air outlet pipe 7, so that the waste gas incineration hot air can be transported to the multi-layer belt dryer 1, and then the multi-layer can be treated. The sludge passing through the belt dryer 1 is dried, and then the dried sludge collecting ton bag 5 is used to collect the sludge dried by the multi-layer belt dryer 1. The wind flowing through the multi-layer belt dryer 1 can be transported to the spray tower 11 through the second connecting pipe 10, so that the air containing dust can be filtered. Then, the purified wind can be returned to the air outlet pipe 7 through the fan 13 and the third connecting pipe 12, so that the air outlet pipe 7 can discharge the wind. The whole process achieves the purpose of energy saving and emission reduction, reduces the chance of error, and reduces the steps and difficulty of manual operation.

[0030] See also Figure 1A first valve 9 is connected in series in the middle of the first connecting pipe 8, and a second valve 14 is connected in series in the middle of the air outlet pipe 7. The first valve 9 can be used to conveniently open or cut off the hot air flowing through the first connecting pipe 8, and the second valve 14 can be used to conveniently open or cut off the hot air flowing through the air outlet pipe 7.

[0031] See also Figure 1 , Figure 3 The distributor 2 includes a feed pipe 21, the top of which is connected to a feed hopper 22, the bottom of which is connected to a guide pipe 23, and the guide pipe 23 is arranged in a downwardly inclined manner, and a notch 24 is provided on the top surface of the guide pipe 23 near the bottom; a distributor is provided in the inner cavity of the guide pipe 23 and at the position of the notch 24, and the distributor is used to evenly distribute the sludge being transported and circulated;

[0032] Through the feeding pipe 21 in the distributor 2, the sludge transported by the sludge elevator 3 can be conveniently received through the feeding hopper 22, and the transported sludge can be introduced into the multi-layer belt dryer 1 through the guide pipe 23. Since the guide pipe 23 is arranged in a downward inclined manner, and a notch 24 is provided on the top surface of the guide pipe 23 near the bottom, and a distributor is provided in the inner cavity of the guide pipe 23 and at the position of the notch 24, the sludge passing through the guide pipe 23 can be spread through the distributor, so that the sludge can be evenly entered into the multi-layer belt dryer 1, thereby preventing sludge accumulation and improving the efficiency of subsequent drying of the sludge in the multi-layer belt dryer 1.

[0033] See also Figure 3-Figure 5 The distributor includes a positioning frame 25 arranged in the inner cavity of the guide tube 23 and located at the position of the notch 24, and guide columns 26 are arranged on both sides of the inner cavity of the positioning frame 25. A pushing portion 27 is arranged in the inner cavity of the positioning frame 25, and the two sides of the pushing portion 27 are respectively plugged and connected with the two guide columns 26; a pushing plate 28 is arranged at the bottom end of the pushing portion 27, and driving portions 29 are arranged on both sides of the top surface of the pushing portion 27, and one side of the middle of the two driving portions 29 is connected to the top surface of the positioning frame 25, and the pushing portion 27 includes a slider 271, and guide holes 272 for plugging the guide columns 26 are opened on both sides of the side wall of the slider 271, and the middle of the top surface of the slider 271 is provided with a guide hole 272 for plugging the guide column 26. A mounting hole 273 is provided at the middle position of the side wall of the slider 271, and a limiting rod 274 is inserted into the inner cavity of the mounting hole 273, and the bottom end of the limiting rod 274 is connected to the push plate 28; a screw hole 275 is provided at the middle position of the side wall of the slider 271, and the inner cavity of the screw hole 275 is rotatably connected to the limiting screw 276, and a pulling hole is provided on the side wall of the limiting rod 274 near the top position, and the driving part 29 includes a connecting plate 293 arranged on one side of the top surface of the slider 271 and a fixing seat 291 arranged on one side of the top surface of the positioning frame 25, and an electric push rod 292 is provided on the side wall of the fixing seat 291, and the telescopic end of the electric push rod 292 is connected to the side wall of the connecting plate 293;

[0034] Through the positioning frame 25 in the distributor, it can be installed in the inner cavity of the guide tube 23 and located at the position of the notch 24, and the two guide columns 26 and the two fixing seats 291 can be installed and fixed. Then, through the slider 271, it can be installed on the two guide columns 26 through the two guide holes 272, and a foundation can be provided for the installation holes 273 and the screw holes 275. Then, by rotating the limit screws 276 in the screw holes 275, the limit rod 274 inserted in the installation holes 273 can be adjusted, and then the use position height of the push plate 28 can be adjusted synchronously. An electric push rod 292 is provided on the wall, and the telescopic end of the electric push rod 292 is connected to the side wall of the connecting plate 293, and the bottom end of the connecting plate 293 is connected to the top surface of the slider 271. Therefore, through the extension and retraction of the electric push rod 292, the slider 271 can be synchronously driven to slide along the guide column 26 through the connecting plate 293, so that the push plate 28 can spread the sludge flowing through the guide pipe 23, so that the sludge can be evenly introduced into the multi-layer belt dryer 1, thereby preventing the sludge from accumulating and improving the efficiency of the subsequent drying of the sludge in the multi-layer belt dryer 1.

[0035] During operation, when it is necessary to treat the sludge water, the sludge water can first be subjected to preliminary filter pressing treatment through the filter press equipment 4, and then the sludge after filter pressing is transported to the distributor 2 through the sludge elevator 3, so that the distributor 2 can evenly distribute the transported sludge in the multi-layer belt dryer 1, and then through the incinerator hot air 6, the waste gas incineration hot air can be used as a heat source, and can be conveniently discharged directly through the outlet pipe 7, and then through the first connecting pipe 8, it can be connected to the outlet pipe 7, so that the waste gas incineration hot air can be transported to the multi-layer belt dryer 1, and then the sludge passing through the multi-layer belt dryer 1 can be dried, and then the dry sludge is dried. By collecting the ton bags 5, the sludge dried by the multi-layer belt dryer 1 can be collected centrally. The wind flowing through the multi-layer belt dryer 1 can be transported to the spray tower 11 through the second connecting pipe 10, so that the air containing dust can be filtered. Then, through the fan 13 and the third connecting pipe 12, the purified wind can be returned to the air outlet pipe 7, so that the air outlet pipe 7 can discharge the wind. The whole process achieves the purpose of energy saving and emission reduction, reduces the chance of error, and reduces the steps and difficulty of manual operation. The first valve 9 can be used to conveniently open or cut off the hot air flowing through the first connecting pipe 8, and the second valve 14 can be used to conveniently open or cut off the hot air flowing through the air outlet pipe 7.

[0036] Through the feeding pipe 21 in the distributor 2, the sludge transported by the sludge elevator 3 can be conveniently received through the feeding hopper 22, and the transported sludge can be introduced into the multi-layer belt dryer 1 through the guide pipe 23. Since the guide pipe 23 is arranged in a downward inclined manner, and a notch 24 is provided on the top surface of the guide pipe 23 near the bottom, and a distributor is provided in the inner cavity of the guide pipe 23 and at the position of the notch 24, the sludge passing through the guide pipe 23 can be spread through the distributor, so that the sludge can be evenly entered into the multi-layer belt dryer 1, thereby preventing sludge accumulation and improving the efficiency of subsequent drying of the sludge in the multi-layer belt dryer 1.

[0037] Through the positioning frame 25 in the distributor, it can be installed in the inner cavity of the guide tube 23 and located at the position of the notch 24, and the two guide columns 26 and the two fixing seats 291 can be installed and fixed. Then, through the slider 271, it can be installed on the two guide columns 26 through the two guide holes 272, and a foundation can be provided for the installation holes 273 and the screw holes 275. Then, by rotating the limit screws 276 in the screw holes 275, the limit rod 274 inserted in the installation holes 273 can be adjusted, and then the use position height of the push plate 28 can be adjusted synchronously. An electric push rod 292 is provided on the wall, and the telescopic end of the electric push rod 292 is connected to the side wall of the connecting plate 293, and the bottom end of the connecting plate 293 is connected to the top surface of the slider 271. Therefore, through the extension and retraction of the electric push rod 292, the slider 271 can be synchronously driven to slide along the guide column 26 through the connecting plate 293, so that the push plate 28 can spread the sludge flowing through the guide pipe 23, so that the sludge can be evenly introduced into the multi-layer belt dryer 1, thereby preventing the sludge from accumulating and improving the efficiency of the subsequent drying of the sludge in the multi-layer belt dryer 1.

[0038] In summary, the device uses the existing waste gas incineration hot air as a heat source, combines it with the existing sludge filter press equipment, and combines the originally scattered step-by-step procedures into an automated drying treatment line, thereby achieving the purpose of energy conservation and emission reduction, reducing the chance of errors, and reducing the steps and difficulty of manual operation.

[0039] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. Sludge drying treatment equipment, characterized by: It comprises a multi-layer belt dryer (1), a distributor (2) is arranged on one side of the feeding end of the multi-layer belt dryer (1), a sludge elevator (3) is arranged on one side of the distributor (2), and a filter press device (4) is arranged on one side of the sludge elevator (3); The discharge end of the multi-layer belt dryer (1) is provided with a dry sludge collection ton bag (5), the air inlet end of the multi-layer belt dryer (1) is connected to a first connecting pipe (8), one side of the multi-layer belt dryer (1) is provided with incinerator hot air (6), and the air outlet end of the incinerator hot air (6) is installed with an air outlet pipe (7), and one end of the first connecting pipe (8) is conductively connected to the air outlet pipe (7); The air outlet end of the multi-layer belt dryer (1) is connected to a spray tower (11) via a second connecting pipe (10), and the air outlet end of the spray tower (11) is conductively connected to the air outlet pipe (7) via a third connecting pipe (12), and a fan (13) is serially connected in the middle of the third connecting pipe (12).

2. The sludge drying treatment equipment according to claim 1, characterized in that: A first valve (9) is connected in series to the middle of the first connecting pipe (8), and a second valve (14) is connected in series to the middle of the air outlet pipe (7).

3. The sludge drying treatment equipment according to claim 1, characterized in that: The distributor (2) comprises a feed pipe (21), the top end of the feed pipe (21) is connected to a feed hopper (22), the bottom end of the feed pipe (21) is connected to a guide pipe (23), and the guide pipe (23) is arranged in a downwardly inclined manner, and a notch (24) is provided on the top surface of the guide pipe (23) near the bottom end; A distributor is provided in the inner cavity of the guide pipe (23) and at the position of the notch (24), and the distributor is used to evenly distribute the sludge being transported and circulated.

4. The sludge drying treatment equipment according to claim 3 is characterized in that: The distributor comprises a positioning frame (25) arranged in the inner cavity of the material guide tube (23) and located at the position of the notch (24), guide pillars (26) are arranged on both sides of the inner cavity of the positioning frame (25), a material pushing portion (27) is arranged in the inner cavity of the positioning frame (25), and both sides of the material pushing portion (27) are respectively plugged and connected to the two guide pillars (26); A pushing plate (28) is provided at the bottom end of the pushing portion (27), driving portions (29) are provided on both sides of the top surface of the pushing portion (27), and one side of the middle portion of the two driving portions (29) is connected to the top surface of the positioning frame (25).

5. The sludge drying treatment equipment according to claim 4, characterized in that: The pusher (27) comprises a slider (271), guide holes (272) for inserting the guide column (26) are provided on both sides of the side wall of the slider (271), a mounting hole (273) is provided in the middle of the top surface of the slider (271), and a limiting rod (274) is inserted into the inner cavity of the mounting hole (273), and the bottom end of the limiting rod (274) is connected to the pusher plate (28); A screw hole (275) is provided in the middle of the side wall of the sliding block (271), and a limit screw (276) is rotatably connected to the inner cavity of the screw hole (275).

6. The sludge drying treatment equipment according to claim 5, characterized in that: A pulling hole is provided on the side wall of the limiting rod (274) near the top end.

7. The sludge drying treatment equipment according to claim 5, characterized in that: The driving part (29) comprises a connecting plate (293) arranged on one side of the top surface of the sliding block (271) and a fixing seat (291) arranged on one side of the top surface of the positioning frame (25); an electric push rod (292) is arranged on a side wall of the fixing seat (291), and a telescopic end of the electric push rod (292) is connected to the side wall of the connecting plate (293).

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