Sewage filtering device for underground water engineering

Abstract

The utility model discloses a sewage filtering device used in underground water engineering, and relates to the technical field of underground water treatment, the sewage filtering device comprises a bottom plate, a filtering box assembly and a filtering assembly, the filtering box assembly is fixed on the upper side of the bottom plate, the filtering box assembly comprises a lower box body and an upper box body, the upper box body is installed above the inner side of the lower box body in a sliding mode, and the upper box body is fixed on the bottom plate. And a filtering assembly is installed on the upper portion of the interior of the upper box body and comprises a filtering net, a dirt collecting groove, a motor installing frame, a linear motor, a connecting rod, a dirt removing brush and a push plate, and the dirt collecting groove is fixed to the middle of the filtering net. According to the sewage filtering device used in the underground water engineering, a dirt removing brush can move to clean impurities on the surface of a filter screen, the situation that the water filtering effect is affected by impurity accumulation is avoided, and meanwhile a push plate can move to push the impurities in a dirt collecting groove into one side of a dirt discharging pipe in a concentrated mode; and the part of impurities can be guided into the spiral feeder through the blow-off pipe, and finally, blow-off is conducted through the spiral feeder.

Description

Technical Field

[0001] The utility model relates to the technical field of groundwater treatment, in particular to a sewage filtering device used in groundwater engineering. Background Art

[0002] Groundwater refers to water stored in the rock gaps below the ground. In a narrow sense, it refers to water in the saturated aquifer below the groundwater surface. In the process of groundwater treatment, sewage filtration equipment is needed to filter and purify groundwater.

[0003] For example, the utility model with application number CN202121428074.7 discloses a sewage filtration device used in groundwater projects. The sewage filtration device similar to the above application currently has the following shortcomings: in the sewage treatment process of groundwater, it is not convenient to clean and discharge sewage during the filtration process, and impurities are easily accumulated, affecting the filtration efficiency.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a sewage filtering device for groundwater engineering is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a sewage filtering device used in groundwater engineering to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sewage filtering device for groundwater engineering, comprising a base plate, a filter box assembly and a filter assembly, the filter box assembly is fixed on the upper side of the base plate, and the filter box assembly comprises a lower box body and an upper box body, the upper box body is slidably installed on the inner upper side of the lower box body, and the filter assembly is installed on the inner upper side of the upper box body, the filter assembly is provided with two groups, each group of the filter assembly comprises a filter screen, a dirt collecting trough, a motor mounting frame, a linear motor, a connecting rod, a dirt removal brush and a push plate, the two filter screens are symmetrically distributed in a "V" shape, and a dirt collecting trough is fixed on the lower side of the inclined surface between the two filter screens, the motor mounting frame is fixed on the upper side of one side of the upper box body, and a linear motor is slidably installed on the inner side of the motor mounting frame, a connecting rod is fixed on the side of the linear motor close to the filter screen, and a dirt removal brush and a push plate are connected below the connecting rod.

[0007] Furthermore, the filter box assembly also includes an extension plate and an electric lifting rod. The extension plates are fixed on the front and rear sides of the upper box body, and the electric lifting rod is installed below the extension plate, and the bottom of the electric lifting rod is fixedly connected to the bottom plate.

[0008] Furthermore, the dirt removal brush and the filter screen are both inclined structures, and the lower side of the dirt removal brush fits the upper side of the filter screen, while the push plate slides inside the dirt collecting tank.

[0009] Furthermore, the filter assembly also includes a drain pipe and a screw feeder. The drain pipe is connected to the lower side of the sewage collecting tank, and the upper side of the drain pipe is a hollow pipe, and the lower side of the drain pipe is a corrugated pipe. The bottom of the drain pipe is connected to the screw feeder, and the screw feeder passes through the side wall of the lower box.

[0010] Furthermore, a purification box is provided below the bottom plate, and a drainage pipe is connected to one side of the purification box, and a dosing assembly is installed on the outer side of the lower box body.

[0011] Furthermore, the dosing assembly includes a storage box, a feeding pump and a feeding pipe. The storage box is fixed on the upper outer side of the lower box body, and a feeding pump is installed below the storage box, and a feeding pipe is connected below the feeding pump.

[0012] Furthermore, the dosing assembly also includes a water pump and a water supply pipe. A water pump is installed at the lower outer side of the lower box body, and a water supply pipe is connected to one side of the water pump. The end of the water supply pipe is connected to the purification box, and the lower side of the feeding pipe is connected to the water supply pipe.

[0013] The utility model provides a sewage filtering device for groundwater engineering, which has the following beneficial effects:

[0014] The utility model is provided with a filter box assembly and a dosing assembly. The total volume of the lower box body and the upper box body is adjustable, so that when the groundwater flow is large, the volume of the filter box assembly is correspondingly adjusted and expanded to meet the groundwater treatment needs. The feeding pump and the feeding pipe are used to conveniently feed the medicine inside the storage box into the inside of the water feeding pipe. The medicine is added in proportion so that the water body mixed with the medicine is synchronously fed into the purification box, and the groundwater is purified by adding chemical agents.

[0015] The utility model is provided with a filter assembly, and the filter screen is convenient for filtering groundwater. The decontamination brush can be moved to clean the impurities on the surface of the filter screen to prevent the accumulation of impurities affecting the water filtering effect. At the same time, the push plate can be moved to push the impurities inside the sewage collection tank to one side of the sewage pipe, so that the sewage pipe can guide this part of the impurities into the interior of the screw feeder and finally discharge the sewage through the screw feeder. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a three-dimensional structural schematic diagram of a sewage filtering device used in groundwater engineering according to the utility model;

[0017] Figure 2 This is a schematic diagram of the top view of a sewage filtering device used in groundwater engineering according to the utility model;

[0018] Figure 3The utility model is a schematic diagram of the front section structure of a sewage filtering device used in groundwater engineering.

[0019] In the figure: 1. bottom plate; 2. filter box assembly; 201. lower box body; 202. upper box body; 203. extension plate; 204. electric lifting rod; 3. filter assembly; 301. filter screen; 302. sewage collecting tank; 303. sewage discharge pipe; 304. spiral feeder; 305. motor mounting frame; 306. linear motor; 307. connecting rod; 308. dirt removal brush; 309. push plate; 4. purification box; 5. dosing assembly; 501. storage box; 502. feeding pump; 503. feeding pipe; 504. water pump; 505. water supply pipe; 6. drainage pipe. DETAILED DESCRIPTION

[0020] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0021] like Figure 1-Figure 2 As shown, a sewage filtering device for groundwater engineering includes a bottom plate 1, a filter box assembly 2 and a filter assembly 3. The filter box assembly 2 is fixed on the upper side of the bottom plate 1, and the filter box assembly 2 includes a lower box body 201 and an upper box body 202. The upper box body 202 is slidably mounted on the inner upper side of the lower box body 201, and the filter assembly 3 is mounted on the inner upper side of the upper box body 202. The filter box assembly 2 also includes an extension plate 203 and an electric lifting rod 204. The extension plates 203 are fixed on both the front and rear sides of the upper box body 202, and the electric lifting rod 204 is mounted below the extension plate 203, and the bottom of the electric lifting rod 204 is fixedly connected to the bottom plate 1;

[0022] The specific operation is as follows: the electric lifting rod 204 is used to drive the extension plate 203 and the upper box body 202 to rise and fall, so as to adjust the total volume of the lower box body 201 and the upper box body 202, so that when the groundwater flow is large, the volume of the filter box assembly 2 is adjusted and expanded accordingly to meet the groundwater treatment needs. The filter net 301 on the upper side of the upper box body 202 is convenient for filtering the groundwater. The filter net 301 is an inclined structure so that the impurities filtered on the surface of the filter net 301 can be concentrated into the middle sewage collection tank 302 under the action of gravity.

[0023] like Figure 2-Figure 3As shown, the filter assembly 3 is provided with two groups, and each group of the filter assembly 3 includes a filter screen 301, a dirt collecting tank 302, a motor mounting frame 305, a linear motor 306, a connecting rod 307, a dirt removal brush 308 and a push plate 309, the two filter screens 301 are symmetrically distributed in a "V" shape, and the dirt collecting tank 302 is fixed on the lower side of the inclined surface between the two filter screens 301, the motor mounting frame 305 is fixed to the upper side of one side of the upper box body 202, and the linear motor 306 is slidably mounted on the inner side of the motor mounting frame 305, and the linear motor 306 is fixed on the side close to the filter screen 301 with a connecting rod 307, and the connecting rod A decontamination brush 308 and a push plate 309 are connected to the bottom of 307; the decontamination brush 308 is an inclined structure, and the lower side of the decontamination brush 308 is in contact with the upper side of the filter screen 301, and the push plate 309 is slidably located inside the dirt collecting tank 302; the filter assembly 3 also includes a drain pipe 303 and a screw feeder 304, a drain pipe 303 is connected to the bottom of one side of the dirt collecting tank 302, and the upper side of the drain pipe 303 is a hollow pipe, and the lower side of the drain pipe 303 is a corrugated pipe, and the bottom of the drain pipe 303 is connected to the screw feeder 304, and the screw feeder 304 passes through the side wall of the lower box body 201;

[0024] The specific operation is as follows: the movement of the linear motor 306 inside the motor mounting frame 305 facilitates the movement of the connecting rod 307, the dirt removal brush 308, and the push plate 309, so that the dirt removal brush 308 can clean the impurities on the surface of the filter 301 to prevent the accumulation of impurities and affect the water filtering effect. At the same time, the push plate 309 can push the impurities inside the sewage collecting tank 302 to one side of the sewage pipe 303, so that the sewage pipe 303 can guide this part of the impurities into the interior of the screw feeder 304 and finally discharge the sewage through the screw feeder 304, wherein the upper side of the sewage pipe 303 is a hollow pipe for easy passage of water, and the lower side of the sewage pipe 303 is a corrugated pipe that can be telescopically adjusted to cooperate with the lifting of the upper box 202.

[0025] like Figure 1-Figure 2 As shown, a purification box 4 is provided below the bottom plate 1, and a drain pipe 6 is connected to one side of the purification box 4, and a dosing assembly 5 is installed on the outer side of the lower box body 201; the dosing assembly 5 includes a storage box 501, a feeding pump 502 and a feeding pipe 503, the storage box 501 is fixed to the upper outer side of the lower box body 201, and the feeding pump 502 is installed below the storage box 501, and the feeding pipe 503 is connected to the lower side of the feeding pump 502; the dosing assembly 5 also includes a water pump 504 and a water delivery pipe 505, a water pump 504 is installed below the outer side of the lower box body 201, and a water delivery pipe 505 is connected to one side of the water pump 504, and the end of the water delivery pipe 505 is communicated with the purification box 4, and the lower side of the feeding pipe 503 is communicated with the water delivery pipe 505;

[0026] The specific operation is as follows: the feeding pump 502 and the feeding pipe 503 are used to conveniently feed the reagent inside the storage box 501 into the water feeding pipe 505, and the water pump 504 and the water feeding pipe 505 are used to conveniently feed the filtered water inside the lower box 201 into the purification box 4. The water mixed with the reagent is added in proportion so that the water is simultaneously fed into the purification box 4, and the groundwater and the reagent are mixed, and the groundwater is purified by adding chemical reagents.

[0027] In summary, if Figure 1-Figure 3 As shown, the sewage filtering device used in the groundwater project, when in use, can firstly pump the sewage in the groundwater into the interior of the upper box body 202, at which time the filter screen 301 on the upper side of the upper box body 202 can filter the groundwater, and the filter screen 301 is in an inclined structure so that the impurities filtered on the surface of the filter screen 301 can be concentrated into the interior of the intermediate sewage collection tank 302 under the action of gravity, and then the linear motor 306 can be driven to move the connecting rod 307, the decontamination brush 308, and the push plate 309 through the movement of the motor mounting frame 305, so that the decontamination brush 308 can clean the impurities on the surface of the filter screen 301 to avoid the accumulation of impurities affecting the water filtering effect, and at the same time, the push plate 309 can push the impurities in the sewage collection tank 302 to one side of the sewage pipe 303, so that the sewage pipe 303 guides this part of the impurities into the interior of the screw feeder 304 and finally discharges the sewage through the screw feeder 304;

[0028] Then, the filtered water inside the lower box 201 is delivered to the inside of the purification box 4 through the water pump 504 and the water delivery pipe 505. At this time, the medicine inside the storage box 501 can be delivered to the inside of the water delivery pipe 505 through the feeding pump 502 and the feeding pipe 503, and the water mixed with the medicine is added in proportion so that the water is simultaneously delivered to the purification box 4. The groundwater is purified by adding chemical agents and finally drained through the drain pipe 6. During use, the extension plate 203 and the upper box 202 can be driven to rise and fall by the electric lifting rod 204, so as to adjust the total volume of the lower box 201 and the upper box 202, so that when the groundwater flow is large, the volume of the filter box assembly 2 is adjusted and expanded accordingly to meet the groundwater treatment needs. The lower side of the sewage pipe 303 is a corrugated pipe that can be telescopically adjusted to cooperate with the lifting and lowering adjustment of the upper box 202, thus completing the use process of the sewage filtering device used in groundwater projects.

[0029] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A sewage filtering device for groundwater engineering, comprising a base plate (1), a filter box assembly (2) and a filter assembly (3), characterized in that: A filter box assembly (2) is fixed on the upper side of the bottom plate (1), and the filter box assembly (2) comprises a lower box body (201) and an upper box body (202), the upper box body (202) is slidably mounted on the inner upper side of the lower box body (201), and a filter assembly (3) is mounted on the inner upper side of the upper box body (202), and two groups of filter assemblies (3) are provided, and each group of the filter assemblies (3) comprises a filter screen (301), a dirt collecting tank (302), a motor mounting frame (305), a linear motor (306), a connecting rod (307), a dirt removal brush (308) and The push plate (309) is provided with two filter screens (301) symmetrically arranged in a "V" shape, and a dirt collecting trough (302) is fixed on the lower side of the inclined surface between the two filter screens (301); the motor mounting frame (305) is fixed on the upper side of one side of the upper box body (202), and a linear motor (306) is slidably mounted on the inner side of the motor mounting frame (305); a connecting rod (307) is fixed on the side of the linear motor (306) close to the filter screen (301), and a dirt removal brush (308) and a push plate (309) are connected below the connecting rod (307).

2. A sewage filtering device for groundwater engineering according to claim 1, characterized in that: The filter box assembly (2) further comprises an extension plate (203) and an electric lifting rod (204); the extension plate (203) is fixed to both the front and rear sides of the upper box body (202); the electric lifting rod (204) is installed below the extension plate (203); and the bottom of the electric lifting rod (204) is fixedly connected to the bottom plate (1).

3. A sewage filtering device for groundwater engineering according to claim 1, characterized in that: The dirt removal brush (308) and the filter screen (301) are both inclined structures, and the lower side of the dirt removal brush (308) is in contact with the upper side of the filter screen (301), while the push plate (309) is slidably located inside the dirt collection tank (302).

4. A sewage filtering device for groundwater engineering according to claim 1, characterized in that: The filter assembly (3) further comprises a sewage discharge pipe (303) and a screw feeder (304); a sewage discharge pipe (303) is connected to the lower side of one side of the sewage collecting tank (302); the upper side of the sewage discharge pipe (303) is a hollow pipe; and the lower side of the sewage discharge pipe (303) is a corrugated pipe; the bottom of the sewage discharge pipe (303) is connected to the screw feeder (304), and the screw feeder (304) passes through the side wall of the lower box body (201).

5. A sewage filtering device for groundwater engineering according to claim 1, characterized in that: A purification box (4) is provided below the bottom plate (1), and a drainage pipe (6) is connected to one side of the purification box (4). A dosing assembly (5) is installed on the outer side of the lower box body (201).

6. A sewage filtering device for groundwater engineering according to claim 5, characterized in that: The dosing assembly (5) comprises a material storage box (501), a feeding pump (502) and a feeding pipe (503); the material storage box (501) is fixed to the upper outer side of the lower box body (201), and the feeding pump (502) is installed below the material storage box (501), and the feeding pipe (503) is connected to the lower part of the feeding pump (502).

7. A sewage filtering device for groundwater engineering according to claim 6, characterized in that: The dosing assembly (5) further comprises a water pump (504) and a water supply pipe (505). The water pump (504) is installed below the outer side of the lower box body (201), and one side of the water pump (504) is connected to the water supply pipe (505), and the end of the water supply pipe (505) is interconnected with the purification box (4), and the lower side of the feeding pipe (503) is interconnected with the water supply pipe (505).

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