Power plant sludge direct doping system and use method thereof

Abstract

The invention relates to the technical field of sludge treatment, and discloses a power plant sludge direct mixing system which comprises a shell, a hydraulic cylinder is fixedly connected to the outer wall of the top of the shell, a heat conduction plate is arranged in the shell, one end of a hydraulic rod of the hydraulic cylinder is fixed to the heat conduction plate, and a second heating wire is installed in the heat conduction plate. The invention discloses a power plant sludge direct-doping system, the power plant sludge direct-doping system comprises a shell, a feeding pipe is fixedly connected to the top of the shell in an inserted mode, two connecting blocks are fixedly connected to the inner walls of the two sides of the shell, and the invention further discloses a using method of the power plant sludge direct-doping system comprises the following steps that S1, firstly, sludge enters the shell through the feeding pipe, the sludge is located on a leakage plate, and the leakage plate filters water in the sludge. According to the device, the dehydration effect of the device can be more efficient, the dehydration time is saved, meanwhile, automatic discharging of the device can be facilitated through the spiral piece, and the sliding base and the leakage plate can be kept in close contact through the spring.

Description

Technical Field

[0001] The invention relates to the technical field of sludge treatment, and in particular to a power plant sludge direct blending system and a use method thereof. Background Art

[0002] With the rapid development of urbanization in my country, how to deal with the waste gas sludge generated by sewage treatment plants has gradually become an increasingly difficult problem. As a kind of biomass, sludge has the characteristics of zero carbon dioxide emissions after combustion. It can also achieve low-cost large-scale treatment of sludge harmlessness, reduction and resource utilization. Utilizing the existing coal-fired power plant system to carry out sludge co-combustion has good social and economic benefits.

[0003] The existing thermal power plant sludge needs to be dehydrated before blending and burning, and then dried and crushed, and finally blended and burned. However, most dehydration mechanisms dehydrate the sludge by heating and stirring the sludge from the outside during use, and this method has problems such as low sludge dehydration efficiency and long time. Summary of the invention

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the present invention provides a power plant sludge direct blending system and a method of using the same, mainly to solve the problems of low efficiency and long time of sludge dehydration.

[0006] (II) Technical solution

[0007] To achieve the above object, the present invention provides the following technical solutions:

[0008] A power plant sludge direct blending system comprises a shell, a hydraulic cylinder is fixedly connected to the top outer wall of the shell, a heat conducting plate is arranged inside the shell, and one end of the hydraulic rod of the hydraulic cylinder is fixed to the heat conducting plate, a second heating wire is installed inside the heat conducting plate, a feed pipe is plugged and fixed to the top of the shell, two connecting blocks are fixedly connected to the inner walls on both sides of the shell, a leaking plate is arranged inside the shell, a first heating wire is installed inside the leaking plate, a plurality of connecting columns are fixedly connected to the bottom outer wall of the leaking plate, and the connecting columns are plugged into the inside of the connecting block, a motor is fixedly connected to the outer wall of one side of the shell, a reciprocating screw rod is movably connected inside one side of the shell, and one end of the motor output shaft is fixed to the reciprocating screw rod, a slide is threadedly connected to the outer side of the reciprocating screw rod, two second telescopic rods are fixedly connected to the bottom of the slide, a slide seat is fixedly connected between the extended ends of the two second telescopic rods, a spring is sleeved on the outer side of the second telescopic rod, and the two ends of the spring are respectively fixed to the slide and the slide seat, a plurality of protrusions are fixedly connected to one side of the slide seat, and a blanking assembly is arranged on one side of the shell.

[0009] Furthermore, the discharge assembly includes a discharge port, which is opened on one side of the shell, and the discharge port is connected and fixed with a connecting barrel, and a second rotating shaft is movably connected to the inner wall of one side of the connecting barrel, and a spiral sheet is fixedly connected to the outer side of the second rotating shaft, and a discharge pipe is connected and fixed to the bottom of the connecting barrel, one end of the second rotating shaft passes through the connecting barrel and is keyed to a large gear, and two fixed blocks are fixedly connected to the top outer wall of the connecting barrel, and a first rotating shaft is inserted and fixed between the two fixed blocks, and the first rotating shaft passes through the shell and is fixed to the reciprocating screw, and one end of the first rotating shaft is keyed to a small gear, and the small gear is meshed with the large gear.

[0010] On the basis of the above-mentioned solution, a fixing rod is fixedly connected to an inner wall of one side of the shell, and the fixing rod is slidably connected to the slide, and an inclined surface is provided on one side of the slide.

[0011] As a further solution of the present invention, a discharge pipe is fixedly connected to the top of the shell, and a valve is installed at the bottom of the discharge pipe.

[0012] Furthermore, a groove is provided in the middle of the heat conducting plate, and the feed pipe passes through the groove.

[0013] On the basis of the above-mentioned solution, a first telescopic rod is inserted and fixed on the top of the shell, and the extended end of the first telescopic rod passes through the shell and is fixed to the heat conducting plate.

[0014] As a further solution of the present invention, a mounting opening is provided on one side of the shell, two rotating doors are movably connected in the mounting opening, and a handle is fixedly connected to one side of the rotating door.

[0015] Furthermore, the heat conducting plate is located above the drain plate.

[0016] The present invention also provides a method for using the power plant sludge direct blending system, comprising the following steps:

[0017] S1: First, the sludge enters the shell through the feed pipe, so that the sludge is located on the leak plate, and the leak plate filters the water in the sludge;

[0018] S2: Start the hydraulic cylinder, which extends to move the heat conducting plate downward to make it close to the sludge, and start the first heating wire and the second heating wire to heat and dehydrate the bottom and top of the sludge at the same time;

[0019] S3: Start the motor, the motor rotates to make the reciprocating screw rotate clockwise, so that the slide moves back and forth along the reciprocating screw, and then the slide drives the protrusion to move to disturb and flip the sludge, making the dehydration effect more efficient.

[0020] (III) Beneficial effects

[0021] Compared with the prior art, the present invention provides a power plant sludge direct blending system and a method of using the same, which has the following beneficial effects:

[0022] 1. The present invention can not only heat and dehydrate the sludge through the first heating wire and the second heating wire, but also can drive the protrusion to move by the slide seat to disturb and flip the sludge, so that the dehydration effect is more uniform and efficient, and the dehydration efficiency of the device is improved.

[0023] 2. The present invention is provided with a material unloading component, which enables the spiral blade to rotate and drive the dehydrated sludge in the shell to move, so that the device can be automatically unloaded, saving the time of the staff and improving the convenience of the device.

[0024] 3. The second telescopic rod in the present invention can guide the slide seat so that it can move stably, and the spring can keep the slide seat and the leaking plate in close contact continuously, thereby improving the use effect of the device.

[0025] 4. In the present invention, the fixed rod can guide the slide, so that the slide can move stably, and the inclined surface can guide the overturned sludge. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the front side three-dimensional structure of a power plant sludge direct blending system proposed by the present invention;

[0027] Figure 2 This is a schematic diagram of the cross-sectional structure of a shell of a power plant sludge direct blending system proposed by the present invention;

[0028] Figure 3 This is a schematic diagram of the rear three-dimensional structure of a power plant sludge direct blending system proposed by the present invention;

[0029] Figure 4 This is a schematic diagram of the convex assembly structure of a power plant sludge direct blending system proposed by the present invention;

[0030] Figure 5 This is a partially enlarged structural schematic diagram of a power plant sludge direct blending system proposed by the present invention;

[0031] Figure 6 This is a schematic diagram of the cross-sectional structure of a leak plate of a power plant sludge direct mixing system proposed by the present invention;

[0032] Figure 7 This is a schematic diagram of the connection block assembly structure of a power plant sludge direct blending system proposed by the present invention.

[0033] In the figure: 1. shell; 2. hydraulic cylinder; 3. feed pipe; 4. first telescopic rod; 5. rotating door; 6. handle; 7. fixed rod; 8. reciprocating screw rod; 9. groove; 10. heat conduction plate; 11. discharge port; 12. leakage plate; 13. valve; 14. discharge pipe; 15. fixed block; 16. first rotating shaft; 17. small gear; 18. large gear; 19. connecting barrel; 20. discharge pipe; 21. bump; 22. slide seat; 23. inclined plane; 24. spring; 25. second telescopic rod; 26. slide; 27. first heating wire; 28. second heating wire; 29. ​​second rotating shaft; 30. spiral sheet; 31. connecting column; 32. connecting block. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0035] Reference Figure 1-Figure 7A power plant sludge direct mixing system comprises a shell 1, a hydraulic cylinder 2 is fixed to the top outer wall of the shell 1 by bolts, a heat conducting plate 10 is arranged inside the shell 1, and one end of the hydraulic rod of the hydraulic cylinder 2 is fixed to the heat conducting plate 10, a second heating wire 28 is installed inside the heat conducting plate 10, a feed pipe 3 is plugged and fixed to the top of the shell 1, two connecting blocks 32 are fixed to the inner walls on both sides of the shell 1 by bolts, a leak plate 12 is arranged inside the shell 1, sludge enters the shell 1 through the feed pipe 3, so that the sludge is located above the leak plate 12, the leak plate 12 filters the water in the sludge, a first heating wire 27 is installed inside the leak plate 12, the hydraulic cylinder 2 is extended to move the heat conducting plate 10 downward to make it close to the sludge, the first heating wire 27 and the second heating wire 28 are started, so that the first heating wire 27 and the second heating wire 28 heat and dehydrate the sludge, a plurality of connecting columns 31 are fixed to the bottom outer wall of the leak plate 12 by bolts, and the connecting columns 31 are plugged into the inside of the connecting block 32, the shell 1 A motor is fixed to the outer wall of one side by bolts, and a reciprocating screw rod 8 is rotatably connected to the inside of one side of the shell 1, and one end of the motor output shaft is fixed to the reciprocating screw rod 8, and a slide 26 is threadedly connected to the outer side of the reciprocating screw rod 8. The bottom of the slide 26 is fixed with two second telescopic rods 25 by bolts, and a slide 22 is fixed between the extended ends of the two second telescopic rods 25 by bolts. The second telescopic rod 25 can guide the slide 22 so that it can move stably, and a spring 24 is sleeved on the outer side of the second telescopic rod 25. The spring 24 can keep the slide 22 in contact with the leaking plate 12, and the two ends of the spring 24 are respectively fixed to the slide 26 and the slide 22, and a plurality of protrusions 21 are fixed to one side of the slide 22 by bolts. The rotation of the motor causes the reciprocating screw rod 8 to rotate clockwise, so that the slide 22 moves back and forth along the reciprocating screw rod 8, and then the slide 22 drives the protrusion 21 to move to disturb and flip the sludge, thereby making the dehydration effect more efficient, and a blanking component is provided on one side of the shell 1.

[0036] In the present invention, it should be noted that the material discharge assembly includes a discharge port 11, the discharge port 11 is opened on one side of the housing 1, the discharge port 11 is connected and fixed with a connecting barrel 19, the inner wall of one side of the connecting barrel 19 is rotatably connected with a second rotating shaft 29, the outer side of the second rotating shaft 29 is fixed with a spiral sheet 30 by bolts, the bottom of the connecting barrel 19 is connected and fixed with a discharge pipe 20, one end of the second rotating shaft 29 passes through the connecting barrel 19 and is key-connected with a large gear 18, and the top outer wall of the connecting barrel 19 is bolted. Two fixed blocks 15 are fixed, and a first rotating shaft 16 is inserted and fixed between the two fixed blocks 15, and the first rotating shaft 16 passes through the shell 1 and is fixed to the reciprocating screw rod 8. One end of the first rotating shaft 16 is keyed to a small gear 17, and the small gear 17 is meshed with a large gear 18. When unloading is required, the motor drives the reciprocating screw rod 8 to reverse, and then the small gear 17 drives the large gear 18 to rotate clockwise, and then the second rotating shaft 29 drives the spiral piece 30 to rotate, so that the sludge in the shell 1 enters The sludge is discharged into the connecting barrel 19 and discharged through the discharge pipe 20. A fixing rod 7 is fixed to the inner wall of one side of the shell 1 by bolts, and the fixing rod 7 is slidably connected to the slide 26. The fixing rod 7 can guide the slide 26 so that it can move stably. A slope 23 is provided on one side of the slide seat 22, and the slope 23 can guide the overturned sludge. A discharge pipe 14 is connected and fixed to the top of the shell 1. A valve 13 is installed at the bottom of the discharge pipe 14 to facilitate the discharge of filtered sewage. A groove 9 is provided in the middle position of the heat conducting plate 10, and the feed pipe 3 passes through the groove 9. A first telescopic rod 4 is plugged and fixed to the top of the shell 1, and the extended end of the first telescopic rod 4 passes through the shell 1 and is fixed to the heat conducting plate 10. The first telescopic rod 4 can guide the heat conducting plate 10 so that it can move stably. A mounting port is provided on one side of the shell 1. Two rotating doors 5 are rotatably connected in the mounting port. A handle 6 is fixed to one side of the rotating door 5 by bolts. The heat conducting plate 10 is located above the leak plate 12.

[0037] Working principle of this embodiment: when it is necessary to dry the sludge, first the sludge enters the shell 1 through the feed pipe 3, so that the sludge is located above the leak plate 12, and the leak plate 12 filters the water in the sludge, and then the hydraulic cylinder 2 is started, the hydraulic cylinder 2 is extended to move the heat conducting plate 10 downward to make it close to the sludge, the first heating wire 27 and the second heating wire 28 are started, so that the first heating wire 27 and the second heating wire 28 heat and dehydrate the sludge, and then the motor is started, the motor rotates to make the reciprocating screw 8 rotate clockwise, so that the slide 22 moves back and forth along the reciprocating screw 8, and then the slide 22 drives The movement of the protrusion 21 disturbs and flips the sludge, thereby making the dehydration effect more efficient. At the same time, the reciprocating screw 8 rotates to make the first rotating shaft 16 drive the small gear 17 to rotate, so that the large gear 18 drives the spiral piece 30 on the second rotating shaft 29 to rotate counterclockwise, so that the material entering the connecting barrel 19 is pushed into the leakage plate 12 in the shell 1. When unloading is required, the motor drives the reciprocating screw 8 to reverse, so that the small gear 17 drives the large gear 18 to rotate clockwise, and then the second rotating shaft 29 drives the spiral piece 30 to rotate, so that the sludge in the shell 1 enters the connecting barrel 19 and is discharged through the unloading pipe 20.

[0038] A method for using a power plant sludge direct blending system comprises the following steps:

[0039] S1: First, the sludge enters the housing 1 through the feed pipe 3, so that the sludge is located on the leakage plate 12, and the leakage plate 12 filters the water in the sludge;

[0040] S2: Start the hydraulic cylinder 2, which extends to move the heat conducting plate 10 downward to make it close to the sludge, and start the first heating wire 27 and the second heating wire 28, so that the first heating wire 27 and the second heating wire 28 heat and dehydrate the bottom and the top of the sludge at the same time;

[0041] S3: Start the motor, the motor rotates to make the reciprocating screw 8 rotate clockwise, so that the slide 22 moves back and forth along the reciprocating screw 8, and then the slide 22 drives the protrusion 21 to move to disturb and flip the sludge, so as to make the dehydration effect more efficient.

[0042] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0043] In the description of this article, it should be noted that relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0044] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A power plant sludge direct blending system, comprising a housing (1), characterized in that: The top outer wall of the shell (1) is fixedly connected to a hydraulic cylinder (2), a heat conducting plate (10) is provided inside the shell (1), and one end of a hydraulic rod of the hydraulic cylinder (2) is fixed to the heat conducting plate (10), a second heating wire (28) is installed inside the heat conducting plate (10), a feed pipe (3) is plugged and fixed at the top of the shell (1), two connecting blocks (32) are fixedly connected to the inner walls on both sides of the shell (1), a leaking plate (12) is provided inside the shell (1), a first heating wire (27) is installed inside the leaking plate (12), a plurality of connecting columns (31) are fixedly connected to the bottom outer wall of the leaking plate (12), and the connecting columns (31) are plugged into the inside of the connecting blocks (32), and the shell (1) is provided with a plurality of connecting columns (31) at the bottom outer wall. A motor is fixedly connected to an outer wall of one side of the housing (1); a reciprocating screw (8) is movably connected inside one side of the housing (1), and one end of the motor output shaft is fixed to the reciprocating screw (8); a slide (26) is threadedly connected to the outer side of the reciprocating screw (8); two second telescopic rods (25) are fixedly connected to the bottom of the slide (26); a slide seat (22) is fixedly connected between the extended ends of the two second telescopic rods (25); a spring (24) is sleeved on the outer side of the second telescopic rod (25), and two ends of the spring (24) are respectively fixed to the slide (26) and the slide seat (22); a plurality of protrusions (21) are fixedly connected to one side of the slide seat (22); and a blanking component is provided on one side of the housing (1).

2. A power plant sludge direct blending system according to claim 1, characterized in that: The material discharge assembly comprises a discharge port (11), the discharge port (11) is opened on one side of the shell (1), a connecting barrel (19) is connected and fixed in the discharge port (11), a second rotating shaft (29) is movably connected to an inner wall of one side of the connecting barrel (19), a spiral sheet (30) is fixedly connected to the outer side of the second rotating shaft (29), a discharge pipe (20) is connected and fixed to the bottom of the connecting barrel (19), one end of the second rotating shaft (29) passes through the connecting barrel (19) and is key-connected to a large gear (18), two fixed blocks (15) are fixedly connected to the top outer wall of the connecting barrel (19), a first rotating shaft (16) is inserted and fixed between the two fixed blocks (15), and the first rotating shaft (16) passes through the shell (1) and is fixed to the reciprocating screw rod (8), one end of the first rotating shaft (16) is key-connected to a small gear (17), and the small gear (17) is meshed with the large gear (18).

3. A power plant sludge direct blending system according to claim 1, characterized in that: A fixing rod (7) is fixedly connected to an inner wall of one side of the housing (1), and the fixing rod (7) is slidably connected to a slide bracket (26), and an inclined surface (23) is provided on one side of the slide bracket (22).

4. A power plant sludge direct blending system according to claim 1, characterized in that: A discharge pipe (14) is connected and fixed to the top of the housing (1), and a valve (13) is installed at the bottom of the discharge pipe (14).

5. A power plant sludge direct blending system according to claim 2, characterized in that: A groove (9) is provided in the middle of the heat conducting plate (10), and the feed pipe (3) passes through the groove (9).

6. A power plant sludge direct blending system according to claim 1, characterized in that: A first telescopic rod (4) is plugged and fixed to the top of the shell (1), and an extended end of the first telescopic rod (4) passes through the shell (1) and is fixed to the heat conducting plate (10).

7. A power plant sludge direct blending system according to claim 1, characterized in that: A mounting opening is provided on one side of the housing (1), two rotating doors (5) are movably connected in the mounting opening, and a handle (6) is fixedly connected to one side of the rotating door (5).

8. A power plant sludge direct blending system according to claim 1, characterized in that: The heat conducting plate (10) is located above the drain plate (12).

9. The method for using a power plant sludge direct blending system according to claim 1, characterized in that: The following steps are involved: S1: First, the sludge enters the housing (1) through the feed pipe (3), so that the sludge is located on the leakage plate (12), and the leakage plate (12) filters the water in the sludge; S2: starting the hydraulic cylinder (2), which extends the heat-conducting plate (10) downward to make it close to the sludge, and starting the first heating wire (27) and the second heating wire (28), so that the first heating wire (27) and the second heating wire (28) heat and dehydrate the bottom and top of the sludge at the same time; S3: Start the motor, the motor rotates to make the reciprocating screw (8) rotate clockwise, so that the slide (22) moves back and forth along the reciprocating screw (8), and then the slide (22) drives the protrusion (21) to move to disturb and flip the sludge, so that the dehydration effect is more efficient.

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