Sewage treatment capacity expansion device

Abstract

The utility model discloses a sewage treatment capacity expansion device which comprises a main cylinder, the upper end of the main cylinder is fixedly communicated with a flange plate, the upper end of the flange plate is connected with a top cover through a bolt, the side wall of an auxiliary cylinder is fixedly communicated with a drainage pipe, and the main cylinder and the auxiliary cylinder are matched for use, so that the volume of sewage treatment equipment can be expanded; when a large amount of sewage flows into the equipment, the equipment can timely respond to avoid damage caused by excessive pressure of an inner cavity of the equipment, meanwhile, the equipment can save the use space during sewage treatment work of normal water volume, effective filtration can be performed through matched use of the first filter cylinder and the second filter cylinder, and impurity removal and maintenance can be conveniently performed in the equipment through the action of the top cover, so that the service life of the equipment is prolonged. Under the action of the partition plate, when sewage enters the equipment, the sewage can be effectively buffered, the treatment effect is ensured, the extension spring is in a compressed state, can deform and accumulate force under pressure, and can drive the main cylinder and the auxiliary cylinder to restore to the original positions after the pressure is eliminated.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment capacity expansion device. Background Technique

[0002] Sewage treatment is a process of treating sewage generated by cities, industries, agriculture, etc. through a series of physical, chemical and biological processes to remove pollutants therein so that it meets the discharge standards or can be safely reused. The purpose of sewage treatment is to protect the environment, prevent water body pollution, save water resources and promote sustainable development. When carrying out sewage treatment, filters are often used. A filter is a device used to separate solid particles or impurities in a liquid. In the existing filters, when a large amount of sewage suddenly surges in, it will cause an increase in the internal pressure of the filter, and the equipment is prone to burst and damage, etc., and the practicability is poor. Content of the Utility Model

[0003] The purpose of the utility model is to provide a sewage treatment capacity expansion device to solve the problems put forward in the above background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A sewage treatment capacity expansion device, including a main cylinder, the upper end of the main cylinder is fixedly communicated with a flange plate, the upper end of the flange plate is connected with a top cover through bolts, the upper end of the side wall of the main cylinder is fixedly communicated with a water inlet pipe, the outer wall of the main cylinder is sleeved with an auxiliary cylinder, the bottom surface of the inner cavity of the auxiliary cylinder is connected with the lower surface of the outer wall of the main cylinder through a tension spring, the upper end of the inner wall of the main cylinder is fixedly equipped with a partition plate, a through groove is opened through the lower end of the main cylinder, an annular groove is opened through the periphery of the lower end of the main cylinder, and the annular groove is located outside the second filter cylinder, a through groove is opened through the middle of the partition plate, a first filter cylinder is fixedly equipped at the lower end of the partition plate, a second filter cylinder is fixedly equipped on the bottom surface of the inner cavity of the auxiliary cylinder, the second filter cylinder penetrates through the bottom surface of the main cylinder, the outer wall of the first filter cylinder is closely attached to the inner wall of the second filter cylinder, the main cylinder is connected with the auxiliary cylinder through a fixing structure, and a drain pipe is fixedly communicated with the side wall of the auxiliary cylinder.

[0005] Preferably, the fixing structure includes a nut, the nut is fixedly equipped on the outer side wall of the auxiliary cylinder, a screw rod is screwed on the inner wall of the nut, a turning handle is fixedly equipped at the outer end of the screw rod, the inner end of the screw rod penetrates through the auxiliary cylinder, and a plurality of screw holes are evenly opened on the side wall of the main cylinder, and the screw rod is screwed with one of the screw holes.

[0006] Preferably, a corrugated pipe is sleeved on the outer wall of the tension spring, the upper end of the corrugated pipe is connected with the lower surface of the outer wall of the main cylinder, and the lower end of the corrugated pipe is connected with the bottom surface of the inner cavity of the auxiliary cylinder.

[0007] Preferably, a sealing ring is inserted at the upper end of the inner wall of the auxiliary cylinder, and the sealing ring is closely attached to the outer wall of the main cylinder.

[0008] Compared with the prior art, the beneficial effects of the present utility model are as follows: By using the main cylinder and the auxiliary cylinder in combination, the volume of the sewage treatment equipment can be expanded. When a large amount of sewage surges in, it can be dealt with in time to avoid damage caused by excessive pressure in the inner cavity of the equipment. At the same time, during the sewage treatment work with normal water volume, the equipment can save usage space. By using the first filter cylinder and the second filter cylinder in combination, effective filtration can be carried out. Through the function of the top cover, it is convenient to remove impurities and repair the inside of the equipment. Through the function of the partition plate, when sewage enters the inside of the equipment, the sewage can be effectively buffered to ensure the treatment effect. The tension spring is in a compressed state, will deform and store energy under pressure, and will drive the main cylinder and the auxiliary cylinder to return to the original position when the pressure is eliminated. Through the function of the fixing structure, when it is necessary to treat a large amount of sewage for a long time, the combined position of the main cylinder and the auxiliary cylinder can be adjusted according to the needs, so as to adjust the internal space size, with a wide range of applications, and avoid repeated movement and deformation of the equipment during the long-term sewage treatment process. Description of the Drawings

[0009] Figure 1 is the three-dimensional structure schematic diagram of the present utility model;

[0010] Figure 2 is the three-dimensional sectional view of the main cylinder of the present utility model;

[0011] Figure 3 is the plan sectional view of the present utility model;

[0012] Figure 4 is the three-dimensional schematic diagram of the sealing ring;

[0013] Figure 5 is Figure 3 the enlarged schematic diagram of the structure at A in

[0014] In the figure: 1 - main cylinder, 2 - top cover, 3 - flange, 4 - auxiliary cylinder, 5 - tension spring, 6 - fixing structure, 61 - nut, 62 - screw rod, 63 - turning handle, 64 - screw hole, 7 - water inlet pipe, 8 - drain pipe, 9 - first filter cylinder, 10 - second filter cylinder, 11 - partition plate, 12 - bellows, 13 - sealing ring. Detailed Embodiment

[0015] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0016] Please refer to Figures 1 - 5, the utility model provides a sewage treatment capacity expansion device, which includes a main cylinder 1. A flange plate 3 is fixedly communicated with the upper end of the main cylinder 1. The upper end of the flange plate 3 is connected with a top cover 2 by bolts. The upper end of the side wall of the main cylinder 1 is fixedly communicated with a water inlet pipe 7. A secondary cylinder 4 is sleeved on the outer wall of the main cylinder 1. The bottom surface of the inner cavity of the secondary cylinder 4 is connected with the lower surface of the outer wall of the main cylinder 1 through a tension spring 5. The upper end of the inner wall of the main cylinder 1 is fixedly equipped with a partition plate 11. A through groove is opened through the lower end of the main cylinder 1. An annular groove is opened through the periphery of the lower end of the main cylinder 1, and the annular groove is located outside the second filter cylinder 10. A through groove is opened through the middle of the partition plate 11. The lower end of the partition plate 11 is fixedly equipped with a first filter cylinder 9. The bottom surface of the inner cavity of the secondary cylinder 4 is fixedly equipped with a second filter cylinder 10. The second filter cylinder 10 penetrates through the bottom surface of the main cylinder 1. The outer wall of the first filter cylinder 9 is closely attached to the inner wall of the second filter cylinder 10. The main cylinder 1 is connected with the secondary cylinder 4 through a fixing structure 6. A drain pipe 8 is fixedly communicated with the side wall of the secondary cylinder 4.

[0017] Through the combined use of the main cylinder 1 and the secondary cylinder 4, the volume of the sewage treatment equipment can be expanded. When a large amount of sewage surges in, it can be dealt with in time to avoid damage caused by excessive pressure inside the equipment. At the same time, during the sewage treatment work with normal water volume, the equipment can save usage space. Through the combined use of the first filter cylinder 9 and the second filter cylinder 10, effective filtration can be carried out. Through the function of the top cover 2, it is convenient to remove impurities and repair the inside of the equipment. Through the function of the partition plate 11, when sewage enters the inside of the equipment, the sewage can be effectively buffered to ensure the treatment effect. The tension spring 5 is in a compressed state, will deform and store energy under pressure, and will drive the main cylinder 1 and the secondary cylinder 4 to return to the original position when the pressure is eliminated. Through the function of the fixing structure 6, when it is necessary to treat a large amount of sewage for a long time, the combined position of the main cylinder 1 and the secondary cylinder 4 can be adjusted according to needs and fixed with the fixing structure 6, so as to adjust the internal space size, with a wide range of applications, avoiding repeated movement and deformation of the equipment during the long-term sewage treatment process. The flange plate 3 is convenient for connecting the top cover 2. The combined use of the water inlet pipe 7 and the drain pipe 8 ensures the sewage flow path.

[0018] The fixing structure 6 includes a nut 61, which is fixedly assembled on the outer side wall of the secondary cylinder 4. A screw rod 62 is screwed on the inner wall of the nut 61. A turning handle 63 is fixedly assembled on the outer end of the screw rod 62. The inner end of the screw rod 62 penetrates through the secondary cylinder 4. A plurality of screw holes 64 are evenly opened on the side wall of the main cylinder 1. The screw rod 62 is screwed with one of the screw holes 64.

[0019] When the fixing structure 6 needs to be used, first adjust the combined position of the main cylinder 1 and the secondary cylinder 4, and rotate the turning handle 63 to drive the screw rod 62 to rotate on the inner wall of the nut 61 until the screw rod 62 is deeply screwed into the screw hole 64, and then the fixing is completed.

[0020] A corrugated pipe 12 is sleeved on the outer wall of the tension spring 5. The upper end of the corrugated pipe 12 is connected to the lower surface of the outer wall of the main cylinder 1, and the lower end of the corrugated pipe 12 is connected to the bottom surface of the inner cavity of the auxiliary cylinder 4.

[0021] The corrugated pipe 12 serves to protect the tension spring 5.

[0022] A sealing ring 13 is inserted into the upper end of the inner wall of the auxiliary cylinder 4, and the sealing ring 13 is in close fit with the outer wall of the main cylinder 1.

[0023] The sealing ring 13 can effectively prevent water and liquid leakage.

[0024] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sewage treatment capacity expansion device, characterized in that: The invention comprises a main cylinder (1), the upper end of which is fixedly connected to a flange (3), the upper end of which is bolted to a top cover (2), the upper end of which is fixedly connected to a side wall of the main cylinder (1) is fixedly connected to a water inlet pipe (7), the outer wall of the main cylinder (1) is sleeved with a secondary cylinder (4), the inner cavity bottom surface of the secondary cylinder (4) is connected to the lower surface of the outer wall of the main cylinder (1) through a tension spring (5), the upper end of the inner wall of the main cylinder (1) is fixedly equipped with a partition plate (11), the lower end of the main cylinder (1) is penetrated by a through groove, and the outer periphery of the lower end of the main cylinder (1) is penetrated by a through groove. An annular groove is provided, and the annular groove is located on the outside of the second filter cartridge (10); a through groove is opened through the middle of the partition (11); a first filter cartridge (9) is fixedly mounted on the lower end of the partition (11); a second filter cartridge (10) is fixedly mounted on the bottom surface of the inner cavity of the secondary cartridge (4); the second filter cartridge (10) passes through the bottom surface of the main cartridge (1); the outer wall of the first filter cartridge (9) is tightly fitted with the inner wall of the second filter cartridge (10); the main cartridge (1) is connected to the secondary cartridge (4) through a fixing structure (6); and the side wall of the secondary cartridge (4) is fixedly connected to a drainage pipe (8).

2. A sewage treatment capacity expansion device according to claim 1, characterized in that: The fixing structure (6) comprises a nut (61), wherein the nut (61) is fixedly assembled on the outer wall of the secondary tube (4), a screw rod (62) is threadedly connected to the inner wall of the nut (61), a turning handle (63) is fixedly assembled on the outer end of the screw rod (62), and the inner end of the screw rod (62) passes through the secondary tube (4). The side wall of the main tube (1) is evenly provided with a plurality of screw holes (64), and the screw rod (62) is threadedly connected to one of the screw holes (64).

3. A sewage treatment capacity expansion device according to claim 1, characterized in that: The outer wall of the tension spring (5) is sleeved with a bellows (12), the upper end of the bellows (12) is connected to the lower surface of the outer wall of the main tube (1), and the lower end of the bellows (12) is connected to the bottom surface of the inner cavity of the auxiliary tube (4).

4. A sewage treatment capacity expansion device according to claim 1, characterized in that: A sealing ring (13) is inserted into the upper end of the inner wall of the secondary tube (4), and the sealing ring (13) is tightly fitted with the outer wall of the main tube (1).

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