Domestic sewage dephosphorization device

Abstract

The utility model relates to the technical field of domestic sewage dephosphorization, in particular to a domestic sewage dephosphorization device which comprises a PAC dosing tank, a PAM dosing tank and a pipeline, heating assemblies are arranged on the outer sides of the PAC dosing tank and the PAM dosing tank, top covers are buckled at the top ends of the PAC dosing tank and the PAM dosing tank, a motor is fixedly installed in the middle of the upper end face of each top cover, and the PAC dosing tank and the PAM dosing tank are connected through a pipeline. A first groove for mounting a stirring shaft is formed in the center of the lower end surface of the top cover; the heating assembly comprises a first fastener and a second fastener, the lower portion of the first fastener and the lower portion of the second fastener are located in a second groove where the pipeline is located, heat conduction plates are fixedly embedded in the inner wall of the first fastener and the inner wall of the second fastener, and heating resistance wires are arranged in the first fastener and the second fastener. The heating resistance wire can heat the first fastener and the second fastener, and heat can be transmitted into the PAC dosing box and the PAM dosing box through the heat conducting plate, so that medicaments in the PAC dosing box and the PAM dosing box can be heated.

Description

Technical Field

[0001] The utility model relates to the technical field of domestic sewage dephosphorization, in particular to a domestic sewage dephosphorization device. Background Art

[0002] Domestic sewage is the wastewater discharged from residents' daily lives, mainly from residential buildings and public buildings, such as residences, institutions, schools, hospitals, shops, public places and toilets in industrial enterprises.

[0003] In application number: CN202022515702.7, a domestic sewage phosphorus removal device is disclosed. Through chemical and structural improvements, it can effectively remove total phosphorus in water, reducing the total phosphorus in the effluent from about 1.5 mg / L to about 0.2 mg / L. The sludge particles settle faster, and the addition of drugs makes the particles larger and heavier, which is more effective than a single method and meets the environmental protection requirements for sewage discharge. However, the above design still has shortcomings. The device includes a PAC dosing box and a PAM dosing box, but the PAC dosing box and the PAM dosing box both have the problem of single function, and the internal agents of the PAC dosing box and the PAM dosing box are prone to precipitation.

[0004] To this end, we propose a domestic sewage phosphorus removal device. Utility Model Content

[0005] The main purpose of the utility model is to provide a domestic sewage phosphorus removal device, wherein the heating resistance wire can heat the first fastener and the second fastener, and the heat can be transferred to the PAC dosing box and the PAM dosing box through the heat conduction plate, thereby heating the medicine in the PAC dosing box and the PAM dosing box, and by using a motor and a stirring shaft, the medicine liquid in the PAC dosing box and the PAM dosing box can be fully mixed, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A domestic sewage phosphorus removal device comprises a PAC dosing box, a PAM dosing box and a pipeline, wherein the PAC dosing box and the PAM dosing box are connected to a device body through pipelines, heating components are arranged on the outside of the PAC dosing box and the PAM dosing box, tops of the PAC dosing box and the PAM dosing box are buckled with top covers, a motor is fixedly mounted at the center of the upper end surface of the top cover, and a first groove for mounting a stirring shaft is arranged at the center of the lower end surface of the top cover; the heating component comprises a first fastener and a second fastener, the lower parts of the first fastener and the second fastener are located in the second groove at the position of the pipeline, the first fastener and the second fastener are both arc-shaped structures, the inner walls of the first fastener and the second fastener are fixedly inlaid with heat conducting plates, and heating resistance wires are arranged inside the first fastener and the second fastener.

[0008] By adopting the above technical solution, the heating resistance wire can heat the first fastener and the second fastener, and the heat can be transferred to the PAC dosing box and the PAM dosing box through the heat conduction plate, so that the medicine in the PAC dosing box and the PAM dosing box can be heated, and the use of the motor and the stirring shaft can make the medicine liquid in the PAC dosing box and the PAM dosing box be fully mixed.

[0009] Specifically, the lower part of the stirring shaft is located in the PAC dosing box and the PAM dosing box, and the top end of the stirring shaft passes through the top cover and is connected to the output shaft at the bottom end of the motor.

[0010] Specifically, both ends of the first fastener and the second fastener are provided with connecting pieces, and two adjacent connecting pieces are fixedly connected by bolts.

[0011] Specifically, four connecting members are provided in parallel with each other, one side of two of the connecting members is provided with limiting members, and one side of the other two of the connecting members is provided with limiting grooves matched with the limiting members.

[0012] Specifically, the heat conducting plate is an arc-shaped structure, and the side of the heat conducting plate away from the first fastener and the second fastener is in contact with the outer side walls of the PAC dosing box and the PAM dosing box.

[0013] Specifically, a feed pipe is fixedly inserted at the top end of the top cover, and a sealing cover is threadedly connected to the top end of the feed pipe.

[0014] Beneficial effects of the utility model:

[0015] 1. In the domestic sewage dephosphorization device described in the utility model, the first fastener and the second fastener are respectively fastened on the outside of the PAC dosing box and the PAM dosing box, and then the adjacent connecting pieces are connected by bolts, which is convenient for the installation and disassembly of the heating component, so that the heating component can be used flexibly, and the sealing cover is threadedly connected to the top of the feed pipe, so that the top of the feed pipe can be sealed to prevent the entry of debris into the PAC dosing box and the PAM dosing box;

[0016] 2. In the domestic sewage dephosphorization device described in the utility model, the heating resistance wire can heat the first fastener and the second fastener, and the heat can be transferred to the PAC dosing box and the PAM dosing box through the heat conduction plate, so that the medicine in the PAC dosing box and the PAM dosing box can be heated, and the use of the motor and the stirring shaft can make the medicine liquid in the PAC dosing box and the PAM dosing box be fully mixed, and the precipitation of the medicine can also be avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1The utility model is a structural schematic diagram of a domestic sewage dephosphorization device.

[0019] Figure 2 The utility model is a domestic sewage dephosphorization device Figure 1 Enlarged view of point A in the middle.

[0020] Figure 3 It is a stereoscopic diagram of a heating component of a domestic sewage dephosphorization device according to the utility model.

[0021] In the figure: 1. PAC dosing box; 2. PAM dosing box; 3. Pipeline; 4. Heating assembly; 5. Bolt; 6. Top cover; 7. Motor; 8. Feed pipe; 9. Sealing cover; 10. First groove; 11. Stirring shaft; 12. First fastener; 13. Second fastener; 14. Heat conduction plate; 15. Heating resistor wire; 16. Connector; 17. Limiting piece; 18. Limiting groove; 19. Second groove. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] like Figure 1-3 As shown, a domestic sewage phosphorus removal device includes a PAC dosing box 1, a PAM dosing box 2 and a pipeline 3. The PAC dosing box 1 and the PAM dosing box 2 are connected to the device body through the pipeline 3. The PAC dosing box 1 and the PAM dosing box 2 are provided with a heating component 4 on the outside. The top of the PAC dosing box 1 and the PAM dosing box 2 are buckled with a top cover 6. A motor 7 is fixedly installed at the center of the upper end surface of the top cover 6. A first groove 10 for installing a stirring shaft 11 is provided at the center of the lower end surface of the top cover 6; the heating component 4 includes a first fastener 12 and a second fastener 13. The lower parts of the first fastener 12 and the second fastener 13 are located at the location of the pipeline 3. The second groove 19 is located at the position, the first fastener 12 and the second fastener 13 are both arc-shaped structures, the inner walls of the first fastener 12 and the second fastener 13 are fixedly inlaid with a heat conducting plate 14, and the first fastener 12 and the second fastener 13 are provided with a heating resistor 15 inside, the heating resistor 15 can heat the first fastener 12 and the second fastener 13, and the heat can be transferred to the PAC dosing box 1 and the PAM dosing box 2 through the heat conducting plate 14, so that the medicine located in the PAC dosing box 1 and the PAM dosing box 2 can be heated, and the use of the motor 7 and the stirring shaft 11 can make the medicine liquid in the PAC dosing box 1 and the PAM dosing box 2 be fully mixed.

[0024] As an embodiment of the present utility model, the lower part of the stirring shaft 11 is located in the PAC dosing box 1 and the PAM dosing box 2, and the top end of the stirring shaft 11 passes through the top cover 6 and is connected to the output shaft at the bottom end of the motor 7; both ends of the first fastener 12 and the second fastener 13 are provided with connecting members 16, and two adjacent connecting members 16 are fixedly connected by bolts 5; four connecting members 16 are relatively parallel, two of which are provided with limiting members 17 on one side, and the other two connecting members 16 are provided with limiting grooves adapted to the limiting members 17 on one side. 18; the heat conducting plate 14 is an arc-shaped structure, and the side of the heat conducting plate 14 away from the first fastener 12 and the second fastener 13 is in contact with the outer side wall of the PAC dosing box 1 and the PAM dosing box 2; a feed pipe 8 is fixedly inserted at the top of the top cover 6, and a sealing cover 9 is threadedly connected to the top of the feed pipe 8, so as to facilitate the addition of raw materials into the PAC dosing box 1 and the PAM dosing box 2. After the addition is completed, the sealing cover 9 is threadedly connected to the top of the feed pipe 8, so that the top of the feed pipe 8 can be sealed to prevent foreign matter from entering the PAC dosing box 1 and the PAM dosing box 2.

[0025] It should be noted that the utility model is a domestic sewage dephosphorization device. When in use, a heating assembly 4 is installed on the outside of the PAC dosing box 1 and the PAM dosing box 2, and the first fastener 12 and the second fastener 14 are respectively fastened to the outside of the PAC dosing box 1 and the PAM dosing box 2, and then the adjacent connecting pieces 16 are connected by bolts 5, and the limiting piece 17 on one side of the connecting piece 16 is stuck in the limiting groove 18 on the side of the other connecting piece 16, and the PAC dosing box 1 and the PAM dosing box 2 are respectively added with medicine through the feeding pipe 8. The raw materials and the mixed liquid are added. After the addition is completed, the sealing cover 9 is threadedly connected to the top of the feed pipe 8, and then the motor 7 drives the stirring shaft 11 to rotate in the PAC dosing box 1 and the PAM dosing box 2. The heating resistance wire 15 can heat the first fastener 12 and the second fastener 13, and the heat can be transferred to the PAC dosing box 1 and the PAM dosing box 2 through the heat conduction plate 14, so that the medicine in the PAC dosing box 1 and the PAM dosing box 2 can be heated, so that the liquid medicine in the PAC dosing box 1 and the PAM dosing box 2 can be fully mixed.

[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A domestic sewage dephosphorization device, characterized in that: The invention comprises a PAC dosing box (1), a PAM dosing box (2) and a pipeline (3), wherein the PAC dosing box (1) and the PAM dosing box (2) are connected to the device body through the pipeline (3), and the outer sides of the PAC dosing box (1) and the PAM dosing box (2) are provided with a heating component (4), and the top ends of the PAC dosing box (1) and the PAM dosing box (2) are buckled with a top cover (6), and a motor (7) is fixedly mounted at the center of the upper end surface of the top cover (6), and a first groove (10) for mounting a stirring shaft (11) is provided at the center of the lower end surface of the top cover (6); The heating component (4) comprises a first fastener (12) and a second fastener (13); the lower parts of the first fastener (12) and the second fastener (13) are located in a second groove (19) where the pipeline (3) is located; the first fastener (12) and the second fastener (13) are both arc-shaped structures; the inner walls of the first fastener (12) and the second fastener (13) are both fixedly inlaid with a heat conducting plate (14); and the first fastener (12) and the second fastener (13) are both provided with a heating resistance wire (15) inside.

2. A domestic sewage phosphorus removal device according to claim 1, characterized in that: The lower part of the stirring shaft (11) is located in the PAC dosing box (1) and the PAM dosing box (2), and the top end of the stirring shaft (11) passes through the top cover (6) and is connected to the output shaft at the bottom end of the motor (7).

3. A domestic sewage phosphorus removal device according to claim 1, characterized in that: Both ends of the first fastener (12) and the second fastener (13) are provided with connecting pieces (16), and two adjacent connecting pieces (16) are fixedly connected by bolts (5).

4. A domestic sewage phosphorus removal device according to claim 3, characterized in that: Four connecting members (16) are arranged in parallel with each other, two of which are provided with limiting members (17) on one side, and the other two connecting members (16) are provided with limiting grooves (18) matched with the limiting members (17) on one side.

5. A domestic sewage phosphorus removal device according to claim 1, characterized in that: The heat conducting plate (14) is an arc-shaped structure, and the side of the heat conducting plate (14) away from the first fastener (12) and the second fastener (13) is in contact with the outer side walls of the PAC dosing box (1) and the PAM dosing box (2).

6. A domestic sewage phosphorus removal device according to claim 1, characterized in that: A feed pipe (8) is fixedly inserted at the top end of the top cover (6), and a sealing cover (9) is threadedly connected to the top end of the feed pipe (8).

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