Pretreatment device for recycling reclaimed water

Abstract

The utility model discloses a pretreatment device for reuse of reclaimed water, which belongs to the technical field of pretreatment for reuse of reclaimed water and is characterized by comprising a fixed box, U-shaped blocks are fixedly connected to the front side and the rear side of the inner wall of the fixed box, filter screens are slidably connected to the inner walls of the U-shaped blocks, and positioning plates are fixedly connected to the left side and the right side of each U-shaped block. The top of the positioning plate is fixedly connected with a cleaning assembly. The cleaning assembly comprises an adjusting telescopic rod, the bottom of the adjusting telescopic rod is fixedly connected with the top of the positioning plate, the output end of the adjusting telescopic rod penetrates through the top of the positioning plate and is fixedly connected with a cleaning brush, and the inner wall of the cleaning brush is slidably connected with a positioning rod. The pretreatment device solves the problem that the filtering performance of the pretreatment device is reduced due to the fact that an internal filtering structure is easily blocked due to adhesion of suspended matters and particulate matters after the wastewater is preliminarily filtered for a long time by an existing pretreatment device.

Description

Technical Field

[0001] The utility model relates to the technical field of pretreatment of recycled water reuse, in particular to a pretreatment device for recycled water reuse. Background Art

[0002] Recycled water reuse refers to the process of treating and purifying wastewater generated in production or industrial processes to achieve water quality requirements suitable for specific purposes before reuse. Recycled water reuse can reduce the demand for fresh water resources, reduce the burden on the environment, and save water resources. In some areas with water shortages, recycled water reuse has become an important water resource management measure.

[0003] When treating and purifying wastewater, a pretreatment device is used to first treat the suspended matter and particulate matter in the wastewater. However, after a long period of preliminary filtration of the wastewater by the existing pretreatment device, its internal filtration structure is easily clogged due to the adhesion of suspended matter and particulate matter, thereby reducing the filtration performance of the pretreatment device. Therefore, a pretreatment device for reclaimed water reuse is proposed. Utility Model Content

[0004] The utility model provides a pretreatment device for reclaimed water reuse, aiming to solve the problem that after a long period of preliminary filtration of wastewater by the existing pretreatment device, its internal filtration structure is easily clogged due to the adhesion of suspended matter and particulate matter, thereby reducing the filtration performance of the pretreatment device.

[0005] The utility model is implemented as follows: a pretreatment device for reclaimed water reuse comprises a fixed box, a U-shaped block is fixedly connected to the front and rear sides of the inner wall of the fixed box, a filter screen is slidably connected to the inner wall of the U-shaped block, a positioning plate is fixedly connected to the left and right sides of the U-shaped block, and a cleaning assembly is fixedly connected to the top of the positioning plate;

[0006] The cleaning assembly includes an adjustable telescopic rod, the bottom of which is fixedly connected to the top of the positioning plate, the output end of the adjustable telescopic rod passes through the top of the positioning plate and is fixedly connected to a cleaning brush, the inner wall of the cleaning brush is slidably connected to the positioning rod, the top of the positioning rod is fixedly connected to the bottom of the positioning plate, and the bottom of the positioning rod is fixedly connected to the bottom of the inner wall of the fixed box.

[0007] In order to assist in guiding the opening position of the feed port and facilitate the addition of wastewater into the fixed box, a pretreatment device for reclaimed water reuse in the utility model is preferably provided with a square block fixedly connected to the left side of the inner wall of the fixed box, a feed port is provided on the top of the square block, and the feed port passes through the top of the square block and extends to the bottom of the square block.

[0008] In order to facilitate the observation of the filtering conditions inside the fixed box, as a preferred pretreatment device for reclaimed water reuse of the utility model, the right side of the inner wall of the fixed box is provided with tempered glass for use therewith, and the left side of the tempered glass is fixedly connected to the side opposite to the positioning plate.

[0009] In order to facilitate the discharge of mixed wastewater generated after cleaning and to seal the tee pipe and control the discharge and closing of the tee pipe, the pretreatment device for reclaimed water reuse of the utility model is preferably connected to the front side of the fixed box with a tee pipe, and a valve is provided at the other end of the tee pipe, and there are two valves in total.

[0010] In order to facilitate the discharge of filtered wastewater to a designated location, the pretreatment device for reclaimed water reuse of the utility model is preferably configured such that the front side of the fixed box is connected to a water outlet pipe, and the other end of the water outlet pipe is connected to another valve.

[0011] In order to protect the surface of the valve and the user, as a preferred pretreatment device for reclaimed water reuse of the utility model, the surface of the valve is provided with a protective sleeve used therewith, and there are two protective sleeves in total, and the surface of the protective sleeves is provided with protrusions.

[0012] In order to guide and limit the sliding position of the cleaning brush, as a preferred pretreatment device for reclaimed water reuse of the utility model, through holes are provided on the front and rear sides of the top of the cleaning brush, and the inner walls of the through holes are in contact with the surface of the positioning rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The pretreatment device for reclaimed water reuse is provided with a fixed box, a U-shaped block, a filter screen, a positioning plate and a cleaning component. The fixed box can be provided so that the fixed box can store waste water and fix the U-shaped block, so that the U-shaped block can assist in guiding the installation position of the filter screen when fixed by the fixed box, thereby improving the convenience of installing the filter screen. The positioning plate can be provided so that the positioning plate can fix the cleaning component, thereby increasing the use stability of the cleaning component. The cleaning component can be started so that the cleaning component can reciprocate up and down on both sides of the filter screen when fixed by the positioning plate, thereby brushing off suspended matter and particulate matter attached to both sides of the filter screen, so that the filtering performance of the filter screen will not be reduced due to the attachment of suspended matter and particulate matter. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the overall structural diagram of the pretreatment device for reclaimed water reuse of the utility model;

[0016] Figure 2 It is a cross-sectional view of the fixed box in the utility model;

[0017] Figure 3 This is a schematic diagram of the connection between the fixed box and the U-shaped block in the utility model;

[0018] Figure 4 This is a schematic diagram of the connection between the U-shaped block and the positioning plate in the utility model;

[0019] Figure 5 It is a structural schematic diagram of the cleaning component in the utility model.

[0020] In the figure, 1. fixed box; 2. U-shaped block; 3. filter screen; 4. positioning plate; 5. cleaning component; 501. adjustable telescopic rod; 502. cleaning brush; 503. positioning rod; 6. square block; 7. tempered glass; 8. three-way pipe; 9. valve; 10. water outlet pipe; 11. protective cover; 12. through hole. DETAILED DESCRIPTION

[0021] 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.

[0022] 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.

[0023] See also Figure 1-5 The utility model provides a technical solution: a pretreatment device for reclaimed water reuse, comprising a fixed box 1, a U-shaped block 2 is fixedly connected to the front and rear sides of the inner wall of the fixed box 1, a filter screen 3 is slidably connected to the inner wall of the U-shaped block 2, a positioning plate 4 is fixedly connected to the left and right sides of the U-shaped block 2, and a cleaning component 5 is fixedly connected to the top of the positioning plate 4;

[0024] The cleaning assembly 5 includes an adjustable telescopic rod 501, the bottom of which is fixedly connected to the top of the positioning plate 4, the output end of the adjustable telescopic rod 501 passes through the top of the positioning plate 4 and is fixedly connected to a cleaning brush 502, the inner wall of the cleaning brush 502 is slidably connected to a positioning rod 503, the top of the positioning rod 503 is fixedly connected to the bottom of the positioning plate 4, and the bottom of the positioning rod 503 is fixedly connected to the bottom of the inner wall of the fixed box 1.

[0025] In this embodiment: by setting a fixed box 1, a U-shaped block 2, a filter screen 3, a positioning plate 4 and a cleaning component 5, the setting of the fixed box 1 can enable the fixed box 1 to store waste water and fix the U-shaped block 2, so that the U-shaped block 2 can assist in guiding the installation position of the filter screen 3 under the fixation of the fixed box 1, thereby improving the convenience of installation of the filter screen 3, and by setting the positioning plate 4, the positioning plate 4 can fix the cleaning component 5, thereby increasing the use stability of the cleaning component 5, and by starting the cleaning component 5, the cleaning component 5 can be fixed on the positioning plate 4. The two sides of the filter screen 3 are reciprocated up and down to clean and brush, thereby the suspended matter and particulate matter attached to the two sides of the filter screen 3 can be brushed off, so that the filtering performance of the filter screen 3 will not be reduced due to the attachment of suspended matter and particulate matter.

[0026] As a technical optimization solution of the utility model, a square block 6 is fixedly connected to the left side of the inner wall of the fixed box 1, a feed port is opened on the top of the square block 6, and the feed port passes through the top of the square block 6 and extends to the bottom of the square block 6.

[0027] In this embodiment: by setting the square block 6, the square block 6 can assist in guiding the opening position of the feed port through the contact between the square block 6 and the feed port, and the setting of the feed port can facilitate the addition of wastewater to the inside of the fixed box 1.

[0028] As a technical optimization solution of the utility model, a tempered glass 7 used in conjunction with the fixed box 1 is provided on the right side of the inner wall thereof, and the left side of the tempered glass 7 is fixedly connected to the side opposite to the positioning plate 4 .

[0029] In this embodiment: by arranging the tempered glass 7, the connection between the tempered glass 7 and the fixed box 1 and the positioning plate 4 can be achieved, so that the use stability of the tempered glass 7 is increased under the fixation of the fixed box 1 and the positioning plate 4, and the transparent performance of the tempered glass 7 can facilitate the observation of the filtering situation inside the fixed box 1.

[0030] As a technical optimization solution of the utility model, the front side of the fixed box 1 is connected with a three-way pipe 8, and the other end of the three-way pipe 8 is provided with a valve 9, and there are two valves 9 in total.

[0031] In this embodiment: by setting up the three-way pipe 8 and the valve 9, the three-way pipe 8 can be connected with the fixed box 1, so that the three-way pipe 8 can be convenient for discharging the mixed waste water generated after cleaning, and by setting the valve 9, the valve 9 can seal the three-way pipe 8 and control the discharge and closing of the three-way pipe 8, thereby avoiding leakage of the three-way pipe 8.

[0032] As a technical optimization solution of the present invention, the front side of the fixed box 1 is connected with a water outlet pipe 10 , and the other end of the water outlet pipe 10 is connected to another valve 9 .

[0033] In this embodiment, the water outlet pipe 10 is provided, and the water outlet pipe 10 is connected with the fixed box 1, so that the water outlet pipe 10 can conveniently discharge the filtered wastewater to a designated location.

[0034] As a technical optimization solution of the utility model, the surface of the valve 9 is provided with a protective sleeve 11 used in conjunction therewith, and two protective sleeves 11 are provided in total, and convex points are provided on the surface of the protective sleeves 11.

[0035] In this embodiment: by providing a protective sleeve 11, the protective sleeve 11 can be connected to the valve 9 so that the protective sleeve 11 can protect the surface of the valve 9 to avoid corrosion of the valve 9 caused by waste water splashing on the valve 9. The protective sleeve 11 can also protect the user to avoid injury to the user when the valve 9 is opened and closed.

[0036] As a technical optimization solution of the utility model, through holes 12 are provided on the front and rear sides of the top of the cleaning brush 502 , and the inner wall of the through hole 12 contacts the surface of the positioning rod 503 .

[0037] In this embodiment: by setting the through hole 12, the through hole 12 can be in contact with the positioning rod 503, so that the through hole 12 can guide and limit the sliding position of the cleaning brush 502 through the positioning rod 503, thereby avoiding the sliding position of the positioning rod 503 from being offset.

[0038] Working principle: First, add wastewater into the fixed box 1, and then the wastewater can be filtered by the filter 3 to preliminarily filter the suspended matter and particulate matter in the wastewater, so as to achieve pretreatment of the wastewater. After that, when there are suspended matter and particulate matter attached to both sides of the filter 3, the adjustable telescopic rod 501 can be started to make the adjustable telescopic rod 501 move under the fixation of the positioning plate 4, and the cleaning brush 502 can be driven to perform up and down reciprocating cleaning by adjusting the telescopic rod 501 to move, so that the cleaning brush 502 can clean both sides of the filter 3, and when the cleaning brush 502 moves, the positioning rod 503 can be used to limit the moving position of the cleaning brush 502, and then the internal situation of the fixed box 1 can be observed through the tempered glass 7 until the cleaning is completed.

[0039] 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 pretreatment device for reclaimed water reuse, comprising a fixed tank (1), characterized in that: A U-shaped block (2) is fixedly connected to the front and rear sides of the inner wall of the fixed box (1); a filter screen (3) is slidably connected to the inner wall of the U-shaped block (2); a positioning plate (4) is fixedly connected to the left and right sides of the U-shaped block (2); and a cleaning assembly (5) is fixedly connected to the top of the positioning plate (4); The cleaning assembly (5) comprises an adjustable telescopic rod (501), the bottom of the adjustable telescopic rod (501) is fixedly connected to the top of the positioning plate (4), the output end of the adjustable telescopic rod (501) passes through the top of the positioning plate (4) and is fixedly connected to a cleaning brush (502), the inner wall of the cleaning brush (502) is slidably connected to a positioning rod (503), the top of the positioning rod (503) is fixedly connected to the bottom of the positioning plate (4), and the bottom of the positioning rod (503) is fixedly connected to the bottom of the inner wall of the fixed box (1).

2. The pretreatment device for reclaimed water reuse according to claim 1 is characterized in that: A square block (6) is fixedly connected to the left side of the inner wall of the fixed box (1), and a feed opening is provided on the top of the square block (6). The feed opening passes through the top of the square block (6) and extends to the bottom of the square block (6).

3. The pretreatment device for reclaimed water reuse according to claim 1 is characterized in that: The right side of the inner wall of the fixed box (1) is provided with tempered glass (7) for use therewith, and the left side of the tempered glass (7) is fixedly connected to the side opposite to the positioning plate (4).

4. The pretreatment device for reclaimed water reuse according to claim 1 is characterized in that: The front side of the fixed box (1) is connected to a three-way pipe (8), and the other end of the three-way pipe (8) is provided with a valve (9), and two valves (9) are provided in total.

5. The pretreatment device for reclaimed water reuse according to claim 1 is characterized in that: The front side of the fixed box (1) is connected to a water outlet pipe (10), and the other end of the water outlet pipe (10) is connected to another valve (9).

6. The pretreatment device for reclaimed water reuse according to claim 4 is characterized in that: The surface of the valve (9) is provided with a protective sleeve (11) for use therewith, two protective sleeves (11) are provided in total, and the surface of the protective sleeves (11) is provided with convex points.

7. The pretreatment device for reclaimed water reuse according to claim 1 is characterized in that: Through holes (12) are provided on the front and rear sides of the top of the cleaning brush (502), and the inner wall of the through hole (12) is in contact with the surface of the positioning rod (503).

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