CN218130195U - Domestic sewage treatment device - Google Patents

Abstract

The utility model discloses a domestic sewage treatment device, which comprises a box body, a first filter plate is fixedly connected to the inner wall of the box body, the first filter plate is arranged obliquely, the top of the first filter plate is a feeding chamber, and the bottom of the first filter plate It is a separation chamber, and the side wall of the box near the lower end of the first filter plate is fixed with a crushing box. Both the feeding chamber and the separation chamber are connected with the crushing box. There is a separation assembly in the separation chamber. The separation assembly includes two The inner side wall is rotatably connected to the separation roller, and several separation hooks are fixedly connected to the separation roller. The bottom of the separation roller is provided with a second filter plate, and the top surface of the second filter plate is slidingly connected with a cleaning assembly. The second filter plate abuts, and the utility model can improve the separation effect of solid-liquid garbage in the sewage, and effectively prevent the filter plate from being blocked in a large area.

Description

A domestic sewage treatment device

technical field

The utility model relates to the technical field of sewage treatment, in particular to a domestic sewage treatment device.

Background technique

Sewage treatment is the process of purifying sewage to meet the water quality requirements of being discharged into a certain water body or reused. Therefore, sewage treatment devices are widely used in construction, agriculture, transportation, energy, petrochemical, environmental protection, urban landscape, medical treatment, Various fields such as catering have increasingly entered the daily life of ordinary people. However, there are relatively large solid wastes in domestic sewage, and it is necessary to separate solid and liquid wastes when treating domestic sewage. However, the existing When the sewage treatment device separates the solid-liquid mixed sewage, there is still a lot of liquid in the separated solid waste, and the filter plate of the sewage treatment plant is blocked by solid waste in a large area during the use of the sewage treatment plant, which affects the filter plate. filtration efficiency.

Utility model content

The purpose of this utility model is to provide a domestic sewage treatment device to solve the above-mentioned problems in the prior art, improve the separation effect of solid and liquid garbage in sewage, and effectively prevent large-area blockage of the filter plate.

In order to achieve the above purpose, the utility model provides the following scheme: the utility model provides a domestic sewage treatment device, including a box body, a first filter plate is fixedly connected to the inner wall of the box body, and the first filter plate is inclined The top of the first filter plate is a feed chamber, the bottom of the first filter plate is a separation chamber, and the side wall of the box close to the lower end of the first filter plate is fixed with a crushing box. Both the material chamber and the separation chamber are connected to the crushing box, and a separation assembly is provided in the separation chamber, and the separation assembly includes two separation rollers that are rotatably connected to the inner wall of the box body. A number of separation hooks are fixedly connected, the bottom of the separation roller is provided with a second filter plate, and the top surface of the second filter plate is slidably connected with a cleaning assembly, and the cleaning assembly includes a scraper, and the scraper is connected to the first filter plate. The two filter plates abut against each other.

Preferably, a crushing roller is rotatably connected in the crushing box, and several crushing blades are fixedly connected to the crushing roller, and one end of the crushing roller penetrates the side wall of the crushing box and is fixedly connected to the output shaft of the first drive motor, The first driving motor is fixedly installed on the outer wall of the crushing box, the other end of the crushing roller is fixedly connected to the inner ring of the first bearing, and the first bearing is embedded in the inner wall of the crushing box.

Preferably, the crushing roller corresponds to the position of the lower end of the first filter plate, and the bottom surface of the crushing box is arranged obliquely along the direction of the separation chamber.

Preferably, the separation assembly further includes a material guide plate fixed to the inner wall of the box, the material guide plate has a funnel-shaped structure, the material guide plate is located at the bottom of the lowest point of the crushing box, and the material guide plate A material leakage opening is opened in the center of the material plate, and the material leakage opening is arranged correspondingly to the top and bottom of the separation roller.

Preferably, one end of the separation roller passes through the side wall of the box and is fixedly connected to the output shaft of the second drive motor, the second drive motor is fixedly installed on the outer side wall of the box, and the other end of the separation roller is connected to the side wall of the box. The inner ring of the second bearing is fixedly connected, and the second bearing is embedded on the inner side wall of the box.

Preferably, the cleaning assembly further includes a lead screw and a limit rod, the lead screw is rotatably connected to the inner side wall of the box, and one end of the lead screw passes through the side wall of the box and the output shaft of the third drive motor fixed connection, the third drive motor is fixedly installed on the outer side of the box body, the other end of the screw is fixedly connected to the inner ring of the third bearing, and the third bearing is embedded on the inner side wall of the box body , the limit rod is fixed between the opposite inner walls of the box, the screw is arranged parallel to the limit rod, the screw runs through the side wall of the scraper and is connected to the scraper The plate is slidably connected, and the limit rod passes through the side wall of the scraper and is slidably connected with the scraper.

Preferably, there is a gap between the two ends of the second filter plate and the inner wall of the box body, both ends of the bottom surface of the second filter plate are fixedly connected with a storage plate, and the other end of the storage plate is connected to the The inner wall of the box body is fixedly connected.

Preferably, a solid discharge port is provided on the side wall of the box close to the stock plate, the solid discharge port corresponds to the position of the stock plate, and the inner wall of the solid discharge port is fixed with an elastic extrusion pad, and a sealing cover is plugged into the elastic extrusion pad.

Preferably, the bottom wall of the box is provided with a liquid outlet, the top wall of the box is fixedly connected with a feed hopper, and the feed hopper communicates with the feed chamber.

Preferably, several supporting legs are fixed symmetrically on the bottom surface of the box, and a feeding hopper is connected to the top surface of the box.

The utility model discloses the following technical effects: when the sewage needs to be separated from the solid and the liquid, the sewage is poured into the feeding chamber in the box body, and the first filter plate arranged obliquely can not only block the solid waste in the sewage, but also Moreover, the solid waste can be introduced into the crushing box arranged at the lower end of the first filter plate, and the solid waste is crushed through the crushing box, so that the liquid sewage in the solid waste flows out and flows into the separation chamber, so as to avoid a large amount of sewage remaining in the solid waste. and reduce the volume of solid waste to avoid serious clogging of the second filter plate during separation and filtration. At the same time, the crushed solid waste enters the separation chamber together, and then the separation hook is driven to rotate synchronously by the rotation of the separation roller. , to hook the solid waste that is still relatively large after crushing, so that the solid waste is wound on the separation roller, so as to prevent a large amount of large solid waste from falling onto the second filter plate at the bottom of the separation roller, and then pass through the second filter plate Further isolate and filter the solid waste in the sewage. When there are more solid waste on the second filter plate, the solid waste on the second filter plate can be cleaned by scraping the scraper on the second filter plate , to avoid serious clogging of the second filter plate.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only the present invention. For some embodiments of the present invention, those of ordinary skill in the art can also obtain other drawings based on these drawings on the premise of not paying creative efforts.

Fig. 1 is the structural representation of a kind of domestic sewage treatment device of the utility model;

Fig. 2 is a partial enlarged view of A in Fig. 1;

Fig. 3 is a partial enlarged view of B in Fig. 1;

Fig. 4 is a side view of the utility model crushing box;

Fig. 5 is a side view of the separation roller of the utility model;

Fig. 6 is a top view of the utility model cleaning assembly;

Among them, 1. Box body; 2. First filter plate; 3. Crushing box; 4. Separation roller; 5. Second filter plate; 6. Scraper; 7. Crushing roller; 8. Crushing blade; 9. First Drive motor; 10, first bearing; 11, material guide plate; 12, material leakage port; 13, separation hook; 14, second drive motor; 15, second bearing; 16, lead screw; 17, limit rod; 18. The third driving motor; 19. The third bearing; 20. The storage plate; 21. The elastic extrusion pad; 22. The sealing cover; 23. The liquid discharge pipe; 24. The supporting legs;

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In order to make the above purpose, features and advantages of the utility model more obvious and understandable, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Figures 1-6, the utility model provides a domestic sewage treatment device, including a box body 1, a first filter plate 2 is fixedly connected to the inner wall of the box body 1, the first filter plate 2 is arranged obliquely, and the first filter plate 2 The top is the feeding chamber, the bottom of the first filter plate 2 is the separation chamber, the side wall of the box body 1 close to the lower end of the first filter plate 2 is fixedly connected with the crushing box 3, the feeding chamber and the separation chamber are both connected with the crushing box 3, A separation assembly is provided in the separation chamber, and the separation assembly includes two separation rollers 4 that are rotatably connected to the inner wall of the box body 1. Several separation hooks 13 are fixedly attached to the separation rollers 4, and a second filter plate 5 is provided at the bottom of the separation rollers 4. A cleaning assembly is slidably connected to the top surface of the second filter plate 5 , the cleaning assembly includes a scraper 6 , and the scraper 6 abuts against the second filter plate 5 .

When the sewage needs to be separated from the solid and liquid, the sewage is poured into the feeding chamber in the box body 1, and the first filter plate 2 arranged obliquely can not only block the solid waste in the sewage, but also can guide the solid waste into the In the crushing box 3 arranged at the lower end of the first filter plate 2, the solid waste is crushed through the crushing box 3, so that the liquid sewage existing in the solid waste flows out and flows into the separation chamber, so as to prevent a large amount of sewage from remaining in the solid waste. Moreover, the volume of solid waste is reduced to avoid serious clogging of the second filter plate 5 during separation and filtration. At the same time, the crushed solid waste enters the separation chamber together, and then the separation hook 13 is driven to rotate synchronously by the rotation of the separation roller 4 , to hook the solid waste that is still relatively large after being broken, so that the solid waste is wound on the separation roller 4, so as to avoid a large amount of large solid waste from falling onto the second filter plate 5 at the bottom of the separation roller 4, and then pass through the second filter plate 5 at the bottom of the separation roller 4 The second filter plate 5 further isolates and filters the solid waste in the sewage. When there are more solid waste on the second filter plate 5, the second filter plate 5 can be scraped by the scraper 6 to clean the second filter plate. The solid waste on the plate 5 is cleaned to avoid serious blockage of the second filter plate 5.

To further optimize the scheme, a crushing roller 7 is rotatably connected to the crushing box 3, and several crushing blades 8 are fixedly connected to the crushing roller 7. The upper and lower ends of the crushing blades 8 have blade edges. The output shaft of a driving motor 9 is fixedly connected, the first driving motor 9 is fixedly installed on the outer wall of the crushing box 3, the other end of the crushing roller 7 is fixedly connected to the inner ring of the first bearing 10, and the first bearing 10 is embedded in the crushing box 3 on the inner wall.

The first drive motor 9 drives the crushing roller 7 to rotate, and the first bearing 10 fixes the position of the other end of the crushing roller 7 without affecting the rotation of the crushing roller 7.

In a further optimized solution, the crushing roller 7 corresponds to the position of the lower end of the first filter plate 2, and the bottom surface of the crushing box 3 is arranged obliquely along the direction of the separation chamber.

It is convenient for solid waste to enter the crushing box 3 and directly contact the crushing roller 7, and be cut and crushed by the crushing blade 8.

To further optimize the scheme, the separation assembly also includes a material guide plate 11 fixed to the inner wall of the box body 1. The material guide plate 11 has a funnel-shaped structure. The material guide plate 11 is located at the bottom of the lowest point of the crushing box 3. There is a Material leakage port 12, the material leakage port 12 and the separation roller 4 are arranged correspondingly up and down.

The liquid garbage filtered by the first filter plate 2 and the solid garbage crushed by the crushing box 3 are guided through the material guide plate 11 so that the two fall on the separation roller 4 correspondingly.

To further optimize the scheme, one end of the separation roller 4 penetrates the side wall of the box body 1 and is fixedly connected to the output shaft of the second drive motor 14, the second drive motor 14 is fixedly installed on the outer side wall of the box body 1, and the other end of the separation roller 4 is connected to the second bearing The inner ring of 15 is fixedly connected, and the second bearing 15 is embedded on the inner side wall of the box body 1 .

The separation roller 4 is driven to rotate by the second driving motor 14 , and the position of the other end of the separation roller 4 is fixed by the second bearing 15 without affecting the rotation of the separation roller 4 .

To further optimize the solution, the cleaning assembly also includes a lead screw 16 and a limit rod 17, the lead screw 16 is rotationally connected to the inner wall of the box body 1, and one end of the lead screw 16 penetrates the side wall of the box body 1 and is fixedly connected to the output shaft of the third drive motor 18 , the third drive motor 18 is fixedly installed on the outside of the box body 1, the other end of the screw 16 is affixed to the inner ring of the third bearing 19, the third bearing 19 is embedded in the inner wall of the box body 1, and the limit rod 17 is fixed. Connected between the opposite inner walls of the box body 1, the lead screw 16 and the limit rod 17 are arranged in parallel, the lead screw 16 runs through the side wall of the scraper 6 and is slidingly connected with the scraper 6, and the limit rod 17 runs through the side of the scraper 6 The wall is slidably connected with the scraper 6.

The lead screw 16 is driven to rotate by the third drive motor 18, and the scraper 6 is moved by means of threaded connection. Only by making the third drive motor 18 reciprocate can the scraper 6 reciprocate on the second filter plate 5 Scraping, the function of the limit rod 17 is to limit the scraper 6, to prevent the scraper 6 from rotating with the screw 16 when the screw 16 rotates, and the length of the scraper 6 is suitable for the width of the second filter plate 5 match.

To further optimize the scheme, there is a gap between the two ends of the second filter plate 5 and the inner wall of the box body 1, and the two ends of the bottom surface of the second filter plate 5 are fixedly connected with the storage plate 20, and the other end of the material storage plate 20 is connected to the inner side of the box body 1. Wall fixed.

The reciprocating scraping of the scraper 6 can push the solid waste on the second filter plate 5 onto the storage plate 20. The storage plate 20 is preferably an L-shaped structure, which is convenient for storing solid waste.

To further optimize the scheme, a solid discharge port is provided on the side wall of the box body 1 close to the stock plate 20. The solid discharge port corresponds to the position of the stock plate 20. The inner wall of the solid discharge port is fixed with an elastic extrusion pad 21, and the elastic extrusion A sealing cover 22 is inserted into the pad 21 .

The position of the seal cover 22 can be fixed by the extrusion deformation of the elastic squeeze pad 21, and the solid discharge port is sealed after the seal cover 22 is inserted into the elastic squeeze pad 21, and the storage plate can be closed by pulling out the seal cover 22. 20 for solid waste removal.

In a further optimized solution, the bottom wall of the box body 1 is provided with a liquid discharge port, and a liquid discharge pipe 23 is fixedly connected to the liquid discharge port.

The separated liquid garbage can be discharged through the drain pipe 23 for subsequent purification treatment. It should be noted that a valve can be installed on the drain pipe 23 .

In a further optimization scheme, several support legs 24 are symmetrically fixed to the bottom surface of the box body 1, and a feed hopper 25 is fixed to the top wall of the box body 1, and the feed hopper 25 communicates with the feed chamber.

The box body 1 is supported by the supporting legs 24 .

Working principle: Firstly, the solid-liquid mixed sewage is poured into the feeding chamber through the feeding hopper 25, the liquid waste first infiltrates into the separation chamber through the first filter plate 2, and the solid waste is introduced into the crushing box 3, and is crushed by the crushing roller 7. Crushing, so that the liquid garbage in the solid garbage flows out, and then the broken and separated solid garbage and liquid garbage enter the separation chamber, and the solid and liquid garbage fall on the separation roller 4 through the material guide plate 11, and the large pieces are separated by the separation hook 13. The solid waste is hooked, and the waste is wound on the separation roller 4 by the rotation of the separation roller 4. At the same time, the two separation rollers 4 are arranged side by side, and there is a gap between them. The end of the separation hook 13 is pointed. When the separation roller 4 rotates, it can squeeze the solid waste on the separation hook 13, so that the liquid in it can be further separated, and at the same time, large pieces of solid waste can be prevented from falling onto the second filter plate 5, and then pass through the second filter plate 5 Further filter the sewage water, and finally discharge it through the drain pipe 23. When the second filter plate 5 needs to be cleaned, the screw 16 is rotated by the third drive motor 18, so that the scraper 6 can be used for the second filter plate. Plate 5 is cleaned.

In describing the present utility model, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model, rather than Any indication or implication that a referenced device or element must have a particular orientation, be constructed, and operate in a particular orientation should not be construed as limiting the invention.

The above-mentioned embodiments are only to describe the preferred mode of the present utility model, not to limit the scope of the present utility model. The various deformations and improvements mentioned above should all fall within the scope of protection determined by the claims of the present utility model.

Claims (10)

1. A domestic sewage treatment device, characterized in that: it comprises a casing (1), the inner side wall of the casing (1) is fixedly connected with a first filter plate (2), and the first filter plate (2) Inclined setting, the top of the first filter plate (2) is a feed chamber, the bottom of the first filter plate (2) is a separation cavity, and the box (1) is lower than the first filter plate (2) A crushing box (3) is fixedly connected to the side wall of the end, the feeding chamber and the separation chamber are both connected with the crushing box (3), and a separation assembly is provided in the separation chamber, and the separation assembly includes two A separation roller (4) that is rotatably connected to the inner side wall of the box body (1), and several separation hooks (13) are fixedly connected to the separation roller (4), and the bottom of the separation roller (4) is provided with a second Two filter plates (5), the top surface of the second filter plate (5) is slidingly connected with a cleaning assembly, and the cleaning assembly includes a scraper (6), and the scraper (6) is connected to the second filter plate ( 5) Butt. 2. A domestic sewage treatment device according to claim 1, characterized in that: a crushing roller (7) is rotatably connected in the crushing box (3), and several crushing rollers (7) are fixedly connected A crushing blade (8), one end of the crushing roller (7) penetrates the side wall of the crushing box (3) and is fixedly connected to the output shaft of the first drive motor (9), and the first drive motor (9) is fixedly installed on On the outer wall of the crushing box (3), the other end of the crushing roller (7) is fixedly connected to the inner ring of the first bearing (10), and the first bearing (10) is embedded in the crushing box (3) ) on the inner wall. 3. A domestic sewage treatment device according to claim 2, characterized in that: the crushing roller (7) corresponds to the position of the lower end of the first filter plate (2), and the crushing box (3 ) bottom surface is inclined along the direction of the separation chamber. 4. A domestic sewage treatment device according to claim 1, characterized in that: the separation assembly also includes a material guide plate (11) fixedly connected to the inner wall of the box (1), and the material guide plate (11) is a funnel-shaped structure, the material guide plate (11) is located at the bottom of the lowest point of the crushing box (3), and the center of the material guide plate (11) is provided with a material leakage port (12), the The feed port (12) is arranged correspondingly to the upper and lower sides of the separation roller (4). 5. A domestic sewage treatment device according to claim 1, characterized in that: one end of the separation roller (4) penetrates the side wall of the box (1) and is fixed to the output shaft of the second driving motor (14). Then, the second drive motor (14) is fixedly installed on the outer wall of the box (1), the other end of the separation roller (4) is fixedly connected to the inner ring of the second bearing (15), and the second Two bearings (15) are embedded on the inner wall of the box body (1). 6. A domestic sewage treatment device according to claim 1, characterized in that: the cleaning assembly also includes a lead screw (16) and a limit rod (17), the lead screw (16) and the box The inner side wall of the body (1) is rotationally connected, and one end of the screw (16) passes through the side wall of the box body (1) and is fixedly connected to the output shaft of the third drive motor (18), and the third drive motor (18) It is fixedly installed on the outer side of the box (1), the other end of the screw (16) is fixedly connected to the inner ring of the third bearing (19), and the third bearing (19) is embedded in the box (1) On the inner side wall, the limiting rod (17) is fixed between the opposite inner side walls of the box body (1), and the lead screw (16) is arranged in parallel with the limiting rod (17) , the lead screw (16) runs through the side wall of the scraper (6) and is slidably connected with the scraper (6), the limit rod (17) runs through the side wall of the scraper (6) and It is slidingly connected with the scraper (6). 7. A domestic sewage treatment device according to claim 1, characterized in that there is a gap between both ends of the second filter plate (5) and the inner wall of the box (1), and the second A storage plate (20) is fixedly connected to both ends of the bottom surface of the filter plate (5), and the other end of the storage plate (20) is fixedly connected to the inner wall of the box body (1). 8. A domestic sewage treatment device according to claim 7, characterized in that: the side wall of the box body (1) close to the storage plate (20) is provided with a solid discharge port, and the solid discharge port The outlet corresponds to the position of the storage plate (20), and the inner wall of the solid discharge outlet is fixed with an elastic extrusion pad (21), and a sealing cover (22) is inserted into the elastic extrusion pad (21). 9. A domestic sewage treatment device according to claim 1, characterized in that: the bottom wall of the tank (1) is provided with a liquid discharge port, and a drain pipe (23) is fixedly connected to the liquid discharge port. 10. A domestic sewage treatment device according to claim 1, characterized in that: the bottom surface of the box (1) is symmetrically fixed with several support legs (24), and the top wall of the box (1) is fixed A feed hopper (25) is connected, and the feed hopper (25) communicates with the feed chamber.

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