Construction site sewage treatment device

Abstract

The utility model relates to the technical field of sewage treatment, and provides a construction site sewage treatment device which comprises a sewage tank, a water inlet is formed in the sewage tank, and a filtering assembly is arranged above the water inlet; the filtering assembly comprises a filtering box, the filtering box can be communicated with the sewage box through the water inlet, a filtering plate is movably arranged in the filtering box, and the filtering plate can cover the water inlet; the magnetic attraction assembly is movably arranged on the sewage tank and comprises a magnetic rod, and the magnetic rod is used for stretching into the filter tank; the water inlet switch assembly is arranged in the sewage tank and comprises an opening and closing plate, and the opening and closing plate is movably connected with the water inlet and used for opening or closing the water inlet; a liquid outlet assembly is arranged on one side of the sewage tank and comprises an upper liquid outlet and a lower liquid outlet which are formed in the upper end and the lower end of the side face of the sewage tank respectively. The sewage treatment device disclosed by the utility model can prevent large-volume solid impurities in sewage from damaging the sewage treatment device, can classify the impurities at the same time, separates oil stains from water in the sewage, and improves the quality and economical efficiency of sewage treatment.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely relates to a construction site sewage treatment device. BACKGROUND

[0002] With the rapid development of city construction, various building construction sites are numerous, and these building construction sites often need to use a large amount of water resources to mix materials or clean equipment, and also produce a large amount of sewage, which can seriously pollute the environment, therefore, the sewage treatment of building construction sites is particularly important.

[0003] During the construction process, various nails, steel materials and stone materials are often used as building materials, so that the sewage of the building construction site is easy to mix with nails, steel materials and various sizes of sand and stone, and these large solid impurities are easy to cause the blockage and damage of the general sewage treatment device, resulting in the shortening of service life, and the mixing of large solid impurities together is not conducive to the classification treatment of garbage, and the waste of resources is serious, and the construction site sewage contains oil stains, and the direct discharge of oil stains with sewage can further pollute the environment.

[0004] Therefore, in view of the above problems, a construction site sewage treatment device is provided to solve the above problems. CONTENT OF THE UTILITY MODEL

[0005] The utility model can avoid the damage of large solid impurities in sewage to the sewage treatment device, and can classify the impurities, separate the oil stains in sewage from water, and improve the quality and economy of sewage treatment.

[0006] In order to achieve the above purpose, the following technical scheme is adopted:

[0007] A construction site sewage treatment device, comprising: a sewage tank, a water inlet is formed on the sewage tank, and a filter assembly is arranged above the water inlet; the filter assembly comprises a filter box, the filter box can be communicated with the sewage tank through the water inlet, a filter plate is movably arranged in the filter box, and the filter plate can cover the water inlet; a magnetic attraction assembly is movably arranged on the sewage tank and comprises a magnetic rod, the magnetic rod is used for extending into the filter box; a water inlet switch assembly is arranged in the sewage tank and comprises a flap, the flap is movably connected with the water inlet and is used for opening or closing the water inlet; a liquid outlet assembly is arranged on one side of the sewage tank and comprises an upper liquid outlet and a lower liquid outlet, which are arranged at the upper end and the lower end of the side of the sewage tank respectively.

[0008] As preferred, the size of the bottom surface outside the filter plate is same as the shape and size of the bottom surface inside the filter box, a plurality of through holes are arranged on the surface of the filter plate, and extension plates are arranged upwards on both sides of the filter plate, and handles are arranged at the top ends of the extension plates, so as to facilitate the filter plate to be taken out from the filter box.

[0009] As preferred, the magnetic assembly further comprises a lifting rod arranged on the sewage tank at one side of the filter box, a rotating frame is arranged at the output end of the lifting rod, an extension rod is arranged in an extending manner on the rotating frame, a rotating shaft is arranged in a rotating manner on the extension rod, the axis of the rotating shaft is parallel to the axis of the lifting rod, a magnetic mounting seat is arranged at the bottom end of the rotating shaft, a plurality of connecting columns are arranged on the magnetic mounting seat, and magnetic rods are coaxially connected to the connecting columns, and the diameters of the connecting columns and the magnetic rods are same.

[0010] As preferred, the magnetic assembly further comprises a discharging ring, the discharging ring is movably sleeved on the connecting column, the inner wall of the discharging ring is arranged in abutment with the outer wall of the connecting column, one end of the discharging ring close to the magnetic rod is arranged in a wedge shape, and the discharging ring and the magnetic mounting seat are connected through elastic members.

[0011] As preferred, the water inlet switch assembly further comprises a fixed plate and a translation plate, the fixed plate is arranged on the inner top wall of the sewage tank at both sides of the water inlet, an inclined guide groove is arranged in a penetrating manner on the fixed plate, an opening and closing plate is arranged in a sliding manner in the guide groove, a horizontal translation groove is arranged on the inner side wall of the sewage tank, and the translation plate is arranged in a sliding manner in the translation groove and below the fixed plate, the translation plate and the opening and closing plate are connected through a connecting rod, the connecting rod is arranged in a rotating manner on the translation plate and the opening and closing plate, the connecting rod is arranged in an inclined manner and the inclination direction is same as that of the guide groove, a rack is arranged on the translation plate, the rack is connected in meshing with a gear, the gear is coaxially connected with an opening and closing power member, and the opening and closing power member is arranged on the outer wall of the sewage tank, and the output end of the opening and closing power member penetrates the side wall of the sewage tank and is connected with the gear.

[0012] As preferred, the upper liquid outlet and the lower liquid outlet are same in structure and each comprise a connecting frame, an inner through valve and an outer through valve, the inner through valve is arranged on the side wall of the sewage tank, the outer through valve is arranged on the connecting frame, and the connecting frame is arranged on the sewage tank outside the inner through valve.

[0013] As preferred, the liquid outlet assembly further comprises an observation window, and the observation window is arranged in a vertical manner on the side wall of the sewage tank and used for observing the liquid level in the sewage tank.

[0014] The effects provided in the utility model content are only the effects of the embodiments, and are not all the effects of the utility model, and the above technical solutions have the following advantages:

[0015] The utility model discloses a filter assembly is set up, can filter out the solid impurity of large volume, avoid the damage of impurity to sewage treatment device, improved the security of sewage treatment, through setting up magnetic attraction subassembly, can adsorb the metal impurity such as iron nail, steel material in sewage, and can collect the adsorbed impurity, to classify processing or recycling the impurity, improved the economy and practicality, through setting up liquid outlet subassembly, can separate the oil dirt and water in sewage, to avoid causing greater pollution to the environment, improved the quality of sewage treatment. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are included to provide a further understanding of the present application, and are incorporated in and constitute a part of this specification, illustrate embodiments of the present application and serve to explain the present application, and do not limit the present application.

[0017] Figure 1 For the overall structure of the utility model embodiment Figure One ;

[0018] Figure 2 For the overall structure of the utility model embodiment Figure Two ;

[0019] Figure 3 For the internal schematic diagram of sewage tank of the utility model embodiment Figure One ;

[0020] Figure 4 For the internal schematic diagram of sewage tank of the utility model embodiment Figure Two ;

[0021] Figure 5 For the filter plate structure schematic view of the utility model embodiment;

[0022] Figure 6 For the magnetic attraction subassembly partial structure schematic view of the utility model embodiment;

[0023] Figure 7 For the schematic diagram of unloading ring after moving of the utility model embodiment;

[0024] Figure 8 For the part cross section schematic view of liquid outlet subassembly of the utility model embodiment.

[0025] In the figure, 1, sewage tank; 2, water inlet; 3, filter box; 4, filter plate; 5, magnetic rod; 6, opening and closing plate; 7, upper liquid outlet; 8, lower liquid outlet; 9, lifting rod; 10, rotating frame; 11, extension rod; 12, rotating shaft; 13, magnetic mounting seat; 14, connecting column; 15, discharging ring; 16, elastic member; 17, fixed plate; 18, translation plate; 19, guide groove; 20, translation groove; 21, connecting rod; 22, rack; 23, gear; 24, opening and closing power member; 25, observation window; 41, through hole; 42, extension plate; 43, handle; 71, connecting frame; 72, inner through valve; 73, outer through valve. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] As shown in the figure, the utility model provides a technical scheme: Figures 1-8

[0028] A construction site sewage treatment device, including: sewage tank 1, hollowly arranged in sewage tank 1, water inlet 2 is formed at the top of sewage tank 1, and a filter assembly is arranged above water inlet 2; the filter assembly includes a filter box 3, an opening with the same shape and size as water inlet 2 is formed at the bottom of filter box 3, and the opening is arranged coincidentally with water inlet 2, thereby being communicated with the inside of sewage tank 1, and a filter plate 4 is movably arranged in filter box 3, and filter plate 4 can cover water inlet 2, filter box 3 is used for placing sewage in advance and filtering the sewage entering sewage tank 1; a magnetic assembly is movably arranged on sewage tank 1 and includes a magnetic rod 5, the magnetic rod 5 is used for extending into filter box 3 to adsorb iron nails, steel materials and other materials in the sewage in filter box 3; a water inlet switch assembly is arranged in sewage tank 1 and includes an opening and closing plate 6, the opening and closing plate 6 can cover water inlet 2, and the opening and closing plate 6 is movably connected with water inlet 2 and is used for opening or closing water inlet 2; a liquid outlet assembly is arranged on one side of sewage tank 1 and includes an upper liquid outlet 7 and a lower liquid outlet 8, the upper liquid outlet 7 and the lower liquid outlet 8 are arranged at the upper end and the lower end of the side of sewage tank 1 respectively to separate liquid outlets, the upper liquid outlet 7 is used for discharging oil stains, and the lower liquid outlet 8 is used for discharging sewage.

[0029] ​In the embodiment, the shape and size of the outer bottom surface of the filter plate 4 are the same as those of the inner bottom surface of the filter box 3, a plurality of through holes 41 are arranged on the surface of the filter plate 4, the size of the through holes 41 can be set as required, the two sides of the filter plate 4 are provided upward with extension plates 42, the top ends of the extension plates 42 protrude out of the upper opening of the filter box 3, and the top ends of the extension plates 42 are provided with handles 43 for facilitating workers to take out the filter plate 4 from the filter box 3 to take out and process the filtered impurities, so as to avoid blockage after long-time filtration of sewage; preferably, the four sides of the filter plate 4 are provided upward with side plates of a certain height, the height of the side plates is not higher than the depth of the filter box 3, so as to avoid the impurities on the filter plate 4 from falling into the filter box 3 when the filter plate 4 is taken out, and the safety of the device in use is improved.

[0030] In the embodiment, the magnetic assembly further comprises a lifting rod 9, which can be an electric push rod, the lifting rod 9 is arranged above the sewage tank 1 on one side of the filter box 3, and the axis of the lifting rod 9 is perpendicular to the ground, a rotating frame 10 is rotatably arranged on the output end of the lifting rod 9, an extension rod 11 is telescopically and slidably arranged on the rotating frame 10, the sliding direction of the extension rod 11 is perpendicular to the axis of the lifting rod 9, a rotating shaft 12 is rotatably arranged on the extension rod 11, the axis of the rotating shaft 12 is parallel to the axis of the lifting rod 9, a magnetic mounting seat 13 is arranged at the bottom end of the rotating shaft 12, a plurality of connecting columns 14 with axes parallel to each other are arranged on the magnetic mounting seat 13, and a magnetic bar 5 is coaxially connected to each connecting column 14, and the diameter of the connecting column 14 is the same as that of the magnetic bar 5, preferably, the material of the connecting column 14 is a non-metallic material, and the connecting column 14 and the magnetic bar 5 are integrated by adhesion or threaded connection, for extending into the filter box 3 to magnetically attract impurities such as iron nails; further preferably, the magnetic bar 5 can be moved randomly in the filter box 3 by rotating the rotating frame 10, telescoping the extension rod 11 and rotating the rotating shaft 12, so that the magnetic bar 5 can be more fully contacted with the sewage in the filter box 3, the adsorption effect is better, and the processing quality of the device is improved.

[0031] In the embodiment, the magnetic assembly further comprises a discharging ring 15, the discharging ring 15 is sleeved on the connecting column 14, the inner wall of the discharging ring 15 is in abutment with the outer wall of the connecting column 14, the end of the discharging ring 15 close to the magnetic rod 5 is provided in a wedge shape, the discharging ring 15 can shovel the sundries adsorbed on the magnetic rod 5 away from the surface of the magnetic rod 5 by moving, so that repeated adsorption can be realized; the discharging ring 15 is connected with the magnetic mounting seat 13 through an elastic element 16, the elastic element 16 can be a spring made of non-metallic material, the elastic element 16 is sleeved on the connecting column 14 and connects the discharging ring 15 and the magnetic mounting seat 13, so that the discharging ring 15 can automatically return to the initial position after moving, meanwhile, the falling of the discharging ring 15 is avoided, and the efficiency of the device is improved; preferably, the discharging rings 15 are connected into a whole through a support rod, so that the discharging rings 15 can move and reset at the same time, and the efficiency is higher; further preferably, the elastic element 16 can also be arranged between the support rod and the magnetic mounting seat 13, and the economy is better.

[0032] In another embodiment, a discharging tank is further arranged on the sewage tank 1 at one side of the filtering tank 3, which is used for collecting the sundries such as iron nails and the like shovelled off from the magnetic rod 5, so that the sundries can be conveniently collected and treated, and the economy and efficiency of sewage treatment are improved.

[0033] In the embodiment, the water inlet switch assembly further comprises a fixed plate 17 and a translation plate 18, the fixed plate 17 is arranged on the inner top wall of the sewage tank 1 at both sides of the water inlet 2, the plate surface of the fixed plate 17 is perpendicular to the plate surface of the inner top plate of the sewage tank 1, two inclined and mutually parallel guide grooves 19 are arranged on each fixed plate 17, the lower end side of the opening and closing plate 6 is slidably connected in the guide groove 19, a horizontal translation groove 20 is arranged on the inner side wall of the sewage tank 1, the translation plate 18 is slidably arranged in the translation groove 20 and located below the fixed plate 17, the translation plate 18 is connected with the opening and closing plate 6 through a connecting rod 21, the connecting rod 21 is rotatably arranged on the translation plate 18 and the opening and closing plate 6, the connecting rod 21 is arranged in an inclined manner and the inclination direction is the same as that of the guide groove 19, a rack 22 is arranged on the translation plate 18, the rack 22 is meshingly connected with a gear 23, the gear 23 is coaxially connected with an opening and closing power element 24, the opening and closing power element 24 is selected from a motor, the opening and closing power element 24 is arranged on the outer wall of the sewage tank 1, and the output end of the opening and closing power element 24 is connected with the gear 23 through the side wall of the sewage tank 1, so as to open or close the water inlet 2, when the water inlet 2 is closed, repeated magnetic adsorption of the magnetic assembly is facilitated, so that the adsorption effect is better, when the water inlet 2 is opened, the filtered sewage is discharged into the sewage tank 1, and the practicability of the device is improved.

[0034] In the embodiment, the upper liquid outlet 7 and the lower liquid outlet 8 have the same structure, and each includes a connecting frame 71, an inner through valve 72 and an outer through valve 73, the inner through valve 72 is arranged on the side wall of the sewage tank 1, the outer through valve 73 is arranged on the connecting frame 71, the connecting frame 71 is a box-shaped structure and is arranged on the sewage tank 1 outside the inner through valve 72, opening the inner through valve 72 can make the liquid in the sewage tank 1 flow into the connecting frame 71, and opening the outer through valve 73 can make the liquid in the connecting frame 71 flow out, by arranging the double-layer connecting channel, the liquid leakage phenomenon is prevented, and the stability of the device in use is improved.

[0035] In the embodiment, the liquid outlet assembly further includes an observation window 25, the observation window 25 is vertically arranged on the side wall of the sewage tank 1 and is used for observing the liquid level in the sewage tank 1, and the observation window 25 can be made of transparent materials such as glass, so that the different liquid heights in the sewage tank 1 can be clearly observed.

[0036] Working principle: first, the opening and closing power element 24 is started, the opening and closing plate 6 is moved and the water inlet 2 is closed, then the sewage is discharged into the filter box 3 first, the magnetic rod 5 of the filter assembly is placed in the filter box 3 for adsorption, and the height and position of the magnetic rod 5 are adjusted, so that the magnetic rod 5 continuously adjusts the position in the filter box 3, so that the adsorption is more complete; then the magnetic rod 5 is moved above the discharging box, the discharging ring 15 is moved, the impurities adsorbed on the surface of the magnetic rod 5 are shovelled into the discharging box, and the adsorption action can be repeated multiple times, so that the adsorption is more complete; after the adsorption is completed, the opening and closing power element 24 is started again, the opening and closing plate 6 is moved and the water inlet 2 is opened, the sewage in the filter box 3 enters the sewage tank 1 through the water inlet 2, and then the filter plate 4 filters the impurities in the sewage which cannot be adsorbed, then the filter plate 4 is taken out and the impurities are discharged; the sewage in the sewage tank 1 is allowed to stand and stratify, so that the oil and dirt layer is above the sewage layer; first, the lower sewage layer is discharged through the lower liquid outlet 8, specifically, the outer through valve 73 is first opened, then the sewage discharge pipe is inserted, then the inner through valve 72 is opened, so that the liquid leakage is avoided; when the bottom of the oil and dirt layer approaches the upper end of the lower liquid outlet 8, the liquid level in the sewage tank 1 is observed through the observation window 25, and the sewage discharge is stopped; then the filtered sewage is continuously added to the sewage tank 1, the steps of discharging the sewage layer are repeated, and when the bottom of the oil and dirt layer in the sewage tank 1 is lower than the bottom of the upper liquid outlet 7 and the top of the oil and dirt layer is higher than the top of the upper liquid outlet 7, the oil and dirt layer is discharged through the upper liquid outlet 7, so that the classified discharge of the sewage improves the efficiency of the sewage treatment.

[0037] The details of the utility model not fully known to those skilled in the art are conventional technical means.

[0038] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and so on the orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawing, just is for the convenience of describing the utility model and simplifying the description, and not indicate or imply the device or element indicated must have a particular orientation, with a particular orientation configuration and operation, therefore can not be understood as the restriction of the utility model.

[0039] In addition, the term "first", "second" is only for the purpose of description, and can not be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features, therefore, the features with "first", "second" can explicitly or implicitly include one or more features, in the description of the utility model, the meaning of "multiple" is two or more than two, unless otherwise expressly specifically limited.

[0040] Although the embodiments of the utility model have been shown and described, it can be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

[0041] Finally, it should be noted that: the above only for the preferred embodiment of the utility model has been described, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those of ordinary skill in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement, etc. within the spirits and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A construction site wastewater treatment device, characterized in that, include: Wastewater tank (1), with an inlet (2) on the wastewater tank (1) and a filter assembly above the inlet (2); The filter assembly includes a filter box (3), which can be connected to the sewage tank (1) through the inlet (2). A filter plate (4) is movably installed inside the filter box (3), and the filter plate (4) can cover the inlet (2). A magnetic suction assembly is movably mounted on the wastewater tank (1) and includes a magnetic rod (5) for extending into the filter box (3). The inlet switch assembly is installed inside the sewage tank (1) and includes an opening and closing plate (6). The opening and closing plate (6) is movably connected to the inlet (2) and is used to open or close the inlet (2). A liquid outlet assembly is provided on one side of the sewage tank (1), including an upper liquid outlet (7) and a lower liquid outlet (8), which are respectively located at the upper and lower ends of the side of the sewage tank (1).

2. The construction site wastewater treatment device according to claim 1, characterized in that: The size of the outer bottom surface of the filter plate (4) is the same as the shape and size of the inner bottom surface of the filter box (3). Several through holes (41) are opened on the surface of the filter plate (4). Extension plates (42) are set on both sides of the filter plate (4) and handles (43) are set on the top of the extension plates (42).

3. The construction site wastewater treatment device according to claim 2, characterized in that: The magnetic suction assembly also includes a lifting rod (9), which is set on the sewage tank (1) on one side of the filter box (3). A rotating frame (10) is set at the output end of the lifting rod (9). An extension rod (11) is telescopically set on the rotating frame (10). A rotating shaft (12) is rotatably set on the extension rod (11). The axis of the rotating shaft (12) is parallel to the axis of the lifting rod (9). A magnetic suction mounting base (13) is set at the bottom end of the rotating shaft (12). Multiple connecting columns (14) are set on the magnetic suction mounting base (13). Magnetic rods (5) are coaxially connected to each connecting column (14), and the diameters of the connecting columns (14) and the magnetic rods (5) are the same.

4. A construction site wastewater treatment device according to claim 3, characterized in that: The magnetic suction assembly also includes a discharge ring (15), which is movably sleeved on the connecting post (14). The inner wall of the discharge ring (15) is fitted against the outer wall of the connecting post (14). The end of the discharge ring (15) near the magnetic rod (5) is wedge-shaped. The discharge ring (15) is connected to the magnetic suction mounting base (13) through an elastic element (16).

5. A construction site wastewater treatment device according to claim 4, characterized in that: The inlet switch assembly also includes a fixed plate (17) and a sliding plate (18). The fixed plate (17) is set on the inner top wall of the sewage tank (1) on both sides of the inlet (2). An inclined guide groove (19) is opened through the fixed plate (17). An opening and closing plate (6) is slidably arranged in the guide groove (19). A horizontal sliding groove (20) is opened on the inner side wall of the sewage tank (1). The sliding plate (18) is slidably arranged in the sliding groove (20), and the sliding plate (18) is located below the fixed plate (17). The sliding plate (18) and the opening and closing plate (6) are aligned. The two are connected by a connecting rod (21), which is rotatably mounted on the translation plate (18) and the opening and closing plate (6). The connecting rod (21) is inclined and the inclination direction is the same as the inclination direction of the guide groove (19). A rack (22) is mounted on the translation plate (18), which meshes with a gear (23). The gear (23) is coaxially connected to the opening and closing power component (24). The opening and closing power component (24) is mounted on the outer wall of the sewage tank (1). The output end of the opening and closing power component (24) passes through the side wall of the sewage tank (1) and is connected to the gear (23).

6. A construction site wastewater treatment device according to claim 5, characterized in that: The upper outlet (7) and the lower outlet (8) have the same structure, both including a connecting frame (71), an inner valve (72) and an outer valve (73). The inner valve (72) is located on the side wall of the sewage tank (1), and the outer valve (73) is located on the connecting frame (71). The connecting frame (71) is located on the sewage tank (1) outside the inner valve (72).

7. A construction site wastewater treatment device according to claim 6, characterized in that: The liquid discharge assembly also includes an observation window (25), which is vertically set on the side wall of the sewage tank (1) for observing the liquid level inside the sewage tank (1).

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