Novel sludge conditioning and mixing device

Abstract

The utility model discloses a novel sludge conditioning and mixing device, which belongs to the technical field of sludge mixing and conditioning, and adopts the technical scheme that the novel sludge conditioning and mixing device comprises a sludge conditioning box, mixing cavities are formed in two sides in the sludge conditioning box, and an equipment cavity is formed in the front side of the sludge conditioning box; the two sides of the front side of the sludge conditioning box are both communicated with material guide pipes, and by arranging the sludge conditioning box, the mixing cavity, the equipment cavity, the material guide pipes, the double-layer support, a steam conveying pump, a steam conduction pipe valve, a steam coil pipe, an aeration hole, a return discharging pipe and a stirring mechanism, sludge is conveyed into the mixing cavity through the material guide pipes on the two sides of the front portion of the sludge conditioning box; in the process, steam is conveyed to the steam conduction pipe valves through the steam conveying pumps inside and at the top of the double-layer support, the steam is conveyed to the steam conduction pipe valves on the two sides and then is conducted into the steam coil pipe located on the bottom side inside the mixing cavity, and the steam coil pipe heats the sludge inside the mixing cavity.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge mixing and conditioning, in particular to a novel sludge conditioning and mixing device. Background Art

[0002] Sludge is the product of sewage treatment. It is an extremely complex inhomogeneous body composed of organic debris, bacterial cells, inorganic particles, colloids, etc. The main characteristics of sludge are high water content, high organic content, easy to decompose and stink, and fine particles, small specific gravity, and a colloidal liquid. It is a thick substance between liquid and solid and can be transported by pumps, but it is difficult to separate solids and liquids by sedimentation.

[0003] In the existing sludge conditioning treatment process, the sludge has a high solid content, resulting in poor fluid performance of the sludge. The sludge mixing efficiency is low and uneven during the conditioning process, resulting in poor overall sludge conditioning and mixing effect, which is not conducive to use. Therefore, a new type of sludge conditioning and mixing device is proposed to solve the above problems. Utility Model Content

[0004] The utility model provides a novel sludge conditioning and mixing device, which aims to solve the problems in the existing sludge conditioning treatment process that the sludge has a high solid content, resulting in poor fluid performance of the sludge, and the sludge mixing efficiency is low and uneven during the conditioning process, thereby making the overall sludge conditioning and mixing operation effect poor and not conducive to use.

[0005] The utility model is implemented as follows: a novel sludge conditioning and mixing device comprises a sludge conditioning box, a mixing chamber is provided on both sides of the sludge conditioning box, an equipment chamber is provided on the front side of the sludge conditioning box, both sides of the front side of the sludge conditioning box are connected with a material guide pipe, a double-layer bracket is bolted to the bottom side of the equipment chamber, a steam delivery pump is bolted to the inside and the top of the double-layer bracket, an output end of the steam delivery pump is connected with a steam conduction pipe valve, the steam conduction pipe valve passes through both sides of the equipment chamber and extends to the inside of the mixing chamber, a steam coil is connected to the right side of the steam conduction pipe valve, aeration holes are provided on the surface of the steam coil, the steam coil is located at the bottom side of the mixing chamber, the discharge end of the steam coil passes through the front side of the mixing chamber, the discharge end of the steam coil is connected with a return pipe, and a stirring mechanism is provided inside the mixing chamber;

[0006] The stirring mechanism includes a motor, a shaft, a stirring rod and a mixing plate. The motor is bolted to both sides of the top of the sludge conditioning box, the output end of the motor passes through the top of the sludge conditioning box and extends to the inside of the mixing chamber, the top of the shaft is bolted to the output end of the motor, the stirring rod is bolted to the outside of the shaft, and the mixing plate is welded to the outside of the shaft.

[0007] In order to facilitate operators to climb up to the sludge conditioning box for use, as a preferred new type of sludge conditioning and mixing device of the utility model, a ladder frame is bolted to the right side of the sludge conditioning box, and a ladder rod is fixedly connected to the inner side of the ladder frame.

[0008] In order to facilitate the protection of workers who climb to the top of the sludge conditioning box, a new type of sludge conditioning and mixing device is preferably used in the utility model. Protective frames are clamped on all four sides of the top of the sludge conditioning box, and the inner side of the protective frame is in a mouth shape.

[0009] In order to achieve the effect of releasing the pressure when the internal pressure of the sludge conditioning box is too high, a new type of sludge conditioning and mixing device is preferably used in the utility model. Pressure relief pipes are welded on both sides of the top of the sludge conditioning box, and the bottom of the pressure relief pipes passes through the top of the sludge conditioning box and is connected to the interior of the mixing chamber.

[0010] In order to further enhance the diffusion effect of the pressure relief pipe during pressure relief, as a novel sludge conditioning and mixing device of the utility model, the top of the pressure relief pipe is preferably connected to a diffusion pipe, and the diffusion pipe is in the shape of a triangular funnel.

[0011] In order to achieve the effect of monitoring the sludge liquid level inside the mixing chamber, as a new type of sludge conditioning and mixing device of the utility model, liquid level monitoring rods are preferably provided on both sides of the top of the sludge conditioning box, and the detection end of the liquid level monitoring rod passes through the top of the sludge conditioning box and extends to the interior of the mixing chamber.

[0012] In order to achieve the effect of monitoring the sludge temperature inside the mixing chamber, as a new type of sludge conditioning and mixing device of the utility model, temperature sensors are provided on both sides of the top of the sludge conditioning box, and the detection end of the temperature sensor passes through the top of the sludge conditioning box and extends to the inside of the mixing chamber.

[0013] In order to achieve the effect of shielding and protecting the equipment located inside the equipment cavity, as a preferred new type of sludge conditioning and mixing device of the utility model, the front side of the equipment cavity is rotatably connected with a shielding door, and a pull plate is embedded in the front side of the shielding door.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The novel sludge conditioning and mixing device is provided with a sludge conditioning box, a mixing chamber, an equipment chamber, a material guide pipe, a double-layer support, a steam delivery pump, a steam conduction pipe valve, a steam coil, an aeration hole, a return pipe and a stirring mechanism, so that the sludge is conveyed to the inside of the mixing chamber through the material guide pipes on both sides of the front of the sludge conditioning box, and in this process, the steam is conveyed to the steam conduction pipe valve through the steam delivery pump inside and on the top of the double-layer support, and the steam is conveyed to the steam conduction pipe valve on both sides and then to the steam coil located at the bottom side of the mixing chamber, and the steam coil heats the sludge in the mixing chamber, thereby partially decomposing organic matter in the sludge and hydrolyzing hydrophilic organic colloid substances, and at the same time decomposing and destroying microorganisms in the sludge. The water in the cell membrane is released, so the concentration performance and uniformity of the sludge can be improved. At the same time, the aeration holes on the surface of the steam coil can aerate the sludge synchronously to accelerate the dissolution of oxygen and stir the sludge to prevent the suspended matter from sinking, strengthen the contact between organic matter and microorganisms and dissolved oxygen, thereby oxidizing and decomposing the organic matter in the sewage, and also help to remove volatile substances and harmful gases in the water. At the same time, the starting motor drives the shaft to drive the stirring rod and the mixing plate to stir the sludge in the mixing chamber, so as to achieve the coordination of the steam coil and the aeration holes to accelerate the conditioning and mixing of the sludge in the mixing chamber, thereby comprehensively improving the sludge mixing efficiency and uniformity for easy use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the overall structural diagram of the novel sludge conditioning and mixing device of the utility model;

[0017] Figure 2 It is a schematic diagram of the planar structure of the sludge conditioning box in the utility model;

[0018] Figure 3 It is a schematic diagram of the plane position of the mixing chamber and the equipment chamber in the utility model;

[0019] Figure 4 It is a schematic diagram of the planar structure of the double-layer bracket in the utility model;

[0020] Figure 5 It is a schematic diagram of the planar structure of the stirring mechanism in the utility model;

[0021] Figure 6 It is a schematic diagram of the planar structure of the steam delivery pump in the utility model.

[0022] In the figure, 1. sludge conditioning box; 2. mixing chamber; 3. equipment chamber; 4. material guide pipe; 5. double-layer bracket; 6. steam delivery pump; 7. steam conduction pipe valve; 8. steam coil; 9. aeration hole; 10. return pipe; 11. stirring mechanism; 1101. motor; 1102. shaft; 1103. stirring rod; 1104. mixing plate; 12. ladder rack; 13. ladder rod; 14. protective frame; 15. pressure discharge pipe; 16. diffusion pipe; 17. liquid level monitoring rod; 18. temperature sensor; 19. shielding door; 20. pull plate. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0025] See also Figure 1-6 The utility model provides a technical solution: a novel sludge conditioning and mixing device, comprising a sludge conditioning box 1, a mixing chamber 2 is provided on both sides of the sludge conditioning box 1, an equipment chamber 3 is provided on the front side of the sludge conditioning box 1, both sides of the front side of the sludge conditioning box 1 are connected with a material guide pipe 4, a double-layer bracket 5 is bolted to the bottom side of the equipment chamber 3, a steam delivery pump 6 is bolted to the inside and the top of the double-layer bracket 5, an output end of the steam delivery pump 6 is connected with a steam conduction pipe valve 7, the steam conduction pipe valve 7 passes through both sides of the equipment chamber 3 and extends to the inside of the mixing chamber 2, a steam coil 8 is connected to the right side of the steam conduction pipe valve 7, an aeration hole 9 is provided on the surface of the steam coil 8, the steam coil 8 is located at the bottom side of the mixing chamber 2, the discharge end of the steam coil 8 passes through the front side of the mixing chamber 2, the discharge end of the steam coil 8 is connected with a return pipe 10, and a stirring mechanism 11 is provided inside the mixing chamber 2;

[0026] The stirring mechanism 11 includes a motor 1101, a shaft 1102, a stirring rod 1103 and a mixing plate 1104. The motor 1101 is bolted to both sides of the top of the sludge conditioning box 1, and the output end of the motor 1101 passes through the top of the sludge conditioning box 1 and extends to the inside of the mixing chamber 2. The top of the shaft 1102 is bolted to the output end of the motor 1101, the stirring rod 1103 is bolted to the outside of the shaft 1102, and the mixing plate 1104 is welded to the outside of the shaft 1102.

[0027] In this embodiment, by arranging a sludge conditioning box 1, a mixing chamber 2, an equipment chamber 3, a material guide pipe 4, a double-layer support 5, a steam delivery pump 6, a steam conduction pipe valve 7, a steam coil 8, an aeration hole 9, a return pipe 10 and a stirring mechanism 11, the sludge is transported to the inside of the mixing chamber 2 through the material guide pipes 4 on both sides of the front of the sludge conditioning box 1, and in this process, the steam is delivered to the steam conduction pipe valve 7 through the steam delivery pump 6 inside and on the top of the double-layer support 5, and the steam is delivered to the steam conduction pipe valve 7 on both sides and then conducted to the steam coil 8 located at the bottom side of the mixing chamber 2, and the steam coil 8 heats the sludge in the mixing chamber 2, thereby decomposing some organic matter in the sludge and hydrolyzing hydrophilic organic colloid substances, and at the same time decomposing and destroying the microorganisms in the sludge, so that the microorganisms in the sludge are The water in the cell membrane is released, so the concentration performance and uniformity of the sludge can be improved. At the same time, the aeration holes 9 opened on the surface of the steam coil 8 can aerate the sludge synchronously to accelerate the dissolution of oxygen and stir the sludge to prevent the suspended matter from sinking, strengthen the contact between organic matter and microorganisms and dissolved oxygen, thereby oxidizing and decomposing the organic matter in the sewage, and also help to remove volatile substances and harmful gases in the water. At the same time, the starting motor 1101 drives the shaft 1102 to drive the stirring rod 1103 and the mixing plate 1104 to stir the sludge in the mixing chamber 2, so as to cooperate with the steam coil 8 and the aeration holes 9 to accelerate the tempering and mixing of the sludge in the mixing chamber 2, thereby comprehensively improving the sludge mixing efficiency and uniformity for easy use.

[0028] As a technical optimization solution of the utility model, a ladder frame 12 is bolted to the right side of the sludge conditioning box 1 , and a ladder rod 13 is fixedly connected to the inner side of the ladder frame 12 .

[0029] In this embodiment, by providing the ladder frame 12 and the ladder rod 13, it is possible to facilitate operators to climb up to the sludge conditioning box 1 for use, thereby facilitating use.

[0030] As a technical optimization solution of the utility model, protective frames 14 are clamped on all four sides of the top of the sludge conditioning box 1, and the inner side of the protective frame 14 is in a mouth shape.

[0031] In this embodiment, the protection frame 14 is provided to protect the operator who climbs to the top of the sludge conditioning box 1, so as to facilitate use.

[0032] As a technical optimization solution of the utility model, pressure relief pipes 15 are welded on both sides of the top of the sludge conditioning box 1 , and the bottom of the pressure relief pipe 15 passes through the top of the sludge conditioning box 1 and is connected to the interior of the mixing chamber 2 .

[0033] In this embodiment, by providing a pressure relief pipe 15, the pressure inside the sludge conditioning box 1 can be released when the pressure is too high, so as to facilitate use.

[0034] As a technical optimization solution of the utility model, the top of the pressure relief pipe 15 is connected to a diffusion pipe 16, and the diffusion pipe 16 is in the shape of a triangular funnel.

[0035] In this embodiment, by providing the diffusion pipe 16, the diffusion effect of the pressure relief pipe 15 during pressure relief can be further improved, so as to facilitate use.

[0036] As a technical optimization solution of the utility model, liquid level monitoring rods 17 are provided on both sides of the top of the sludge conditioning box 1 , and the detection ends of the liquid level monitoring rods 17 penetrate the top of the sludge conditioning box 1 and extend to the interior of the mixing chamber 2 .

[0037] In this embodiment, by providing a liquid level monitoring rod 17, the sludge liquid level inside the mixing chamber 2 can be monitored and used, which is convenient for use.

[0038] As a technical optimization solution of the utility model, temperature sensors 18 are provided on both sides of the top of the sludge conditioning box 1 , and the detection ends of the temperature sensors 18 penetrate the top of the sludge conditioning box 1 and extend to the interior of the mixing chamber 2 .

[0039] In this embodiment, by providing a temperature sensor 18, the sludge temperature inside the mixing chamber 2 can be monitored and used for convenience.

[0040] As a technical optimization solution of the utility model, a shielding door 19 is rotatably connected to the front side of the equipment cavity 3 , and a pull plate 20 is embedded in the front side of the shielding door 19 .

[0041] In this embodiment: by providing the shielding door 19, the pull plate 20 and the pull plate 20, the effect of shielding and protecting the equipment located inside the equipment cavity 3 can be achieved, so as to facilitate use.

[0042] Working principle: First, the sludge is transported to the inside of the mixing chamber 2 through the guide pipes 4 on both sides of the front of the sludge conditioning box 1. In the process, steam is transported to the steam conduction pipe valve 7 through the steam delivery pump 6 inside and on the top of the double-layer bracket 5. After the steam is transported to the steam conduction pipe valves 7 on both sides, it is conducted to the steam coil 8 located at the bottom side of the mixing chamber 2. The steam coil 8 heats the sludge in the mixing chamber 2, thereby decomposing some organic matter in the sludge and hydrolyzing hydrophilic organic colloid substances, and at the same time decomposing and destroying the microorganisms in the sludge, freeing the water in the cell membrane, thereby improving the concentration performance and uniformity of the sludge. At the same time, the steam is opened in The aeration holes 9 on the surface of the steam coil 8 synchronously aerate the sludge to accelerate the dissolution of oxygen, and at the same time stir the sludge to prevent the suspended matter from sinking, strengthen the contact between organic matter and microorganisms and dissolved oxygen, thereby oxidizing and decomposing the organic matter in the sewage, and also help to remove volatile substances and harmful gases in the water. At the same time, the starting motor 1101 drives the shaft 1102 to drive the stirring rod 1103 and the mixing plate 1104 to stir the sludge inside the mixing chamber 2, so as to achieve the steam coil 8 and the aeration holes 9 to accelerate the tempering and mixing of the sludge inside the mixing chamber 2, thereby comprehensively improving the sludge mixing efficiency and uniformity for easy use.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel sludge conditioning and mixing device, comprising a sludge conditioning box (1), characterized in that: On both sides inside the sludge conditioning tank (1), mixing chambers (2) are provided. On the front side of the sludge conditioning tank (1), an equipment chamber (3) is provided. On both sides of the front side of the sludge conditioning tank (1), material guide pipes (4) are communicated. At the bottom side inside the equipment chamber (3), a double-layer bracket (5) is bolted. Inside and at the top of the double-layer bracket (5), steam delivery pumps (6) are bolted. The output end of the steam delivery pump (6) is communicated with a steam transfer pipe valve (7). The steam transfer pipe valve (7) penetrates through both sides inside the equipment chamber (3) and extends into the inside of the mixing chamber (2). The right side of the steam transfer pipe valve (7) is communicated with a steam coil pipe (8). The surface of the steam coil pipe (8) is provided with air holes (9). The steam coil pipe (8) is located at the bottom side inside the mixing chamber (2). The discharge end of the steam coil pipe (8) penetrates through the front side inside the mixing chamber (2). The discharge end of the steam coil pipe (8) is communicated with a return pipe (10). Inside the mixing chamber (2), a stirring mechanism (11) is arranged; The stirring mechanism (11) includes a motor (1101), a shaft rod (1102), stirring rods (1103) and mixing plates (1104). The motors (1101) are respectively bolted on both sides of the top of the sludge conditioning tank (1). The output end of the motor (1101) penetrates through the top of the sludge conditioning tank (1) and extends into the inside of the mixing chamber (2). The top of the shaft rod (1102) is bolted to the output end of the motor (1101). The stirring rods (1103) are bolted on the outer side of the shaft rod (1102). The mixing plates (1104) are welded on the outer side of the shaft rod (1102).

2. A novel sludge conditioning and mixing device according to claim 1, characterized in that: On the right side of the sludge conditioning tank (1), a ladder frame (12) is bolted. Inside the ladder frame (12), ladder rods (13) are fixedly connected.

3. A novel sludge conditioning and mixing device according to claim 1, characterized in that: Around the top of the sludge conditioning tank (1), a protective frame (14) is clamped. The inner side of the protective frame (14) is in a square shape.

4. A novel sludge conditioning and mixing device according to claim 1, characterized in that: On both sides of the top of the sludge conditioning tank (1), pressure discharge pipes (15) are welded. The bottom of the pressure discharge pipes (15) penetrates through the top of the sludge conditioning tank (1) and is communicated to the inside of the mixing chamber (2).

5. A novel sludge conditioning and mixing device according to claim 4, characterized in that: The top of the pressure discharge pipes (15) is communicated with a diffusion pipe (16). The diffusion pipe (16) is in the shape of a triangular funnel.

6. A novel sludge conditioning and mixing device according to claim 1, characterized in that: On both sides of the top of the sludge conditioning tank (1), liquid level monitoring rods (17) are arranged. The detection ends of the liquid level monitoring rods (17) penetrate through the top of the sludge conditioning tank (1) and extend into the inside of the mixing chamber (2).

7. A novel sludge conditioning and mixing device according to claim 1, characterized in that: On both sides of the top of the sludge conditioning tank (1), temperature sensors (18) are arranged. The detection ends of the temperature sensors (18) penetrate through the top of the sludge conditioning tank (1) and extend into the inside of the mixing chamber (2).

8. A novel sludge conditioning and mixing device according to claim 1, characterized in that: On the front side of the equipment chamber (3), a shielding door (19) is rotatably connected. Inside the front side of the shielding door (19), a pull plate (20) is embedded.

Images