CN220404994U - Floating material filtering device at water intake of drinking water source - Google Patents

Abstract

The utility model belongs to the technical field of water intake filtering devices. Specifically, it discloses a floating object filtering device for a drinking water source water intake, which solves the technical problem of easy clogging of existing filtering devices. The floating object filtering device of the drinking water source inlet of the present invention includes a cylindrical shell with openings at both ends, a filter plate, a scraping device and a dredging device; the two ends of the cylindrical shell are respectively the water inlet end and the water outlet end; the filter plate is arranged on the cylindrical The water inlet end of the shell, and the plate surface of the filter plate is perpendicular to the axis of the cylindrical shell; the scraping device is attached to the inlet surface of the filter plate and is rotationally connected to the filter plate, used to scrape floating objects on the filter plate; the dredging device It is installed in the cylindrical shell and performs reciprocating motion in the cylindrical shell to clear the filter holes on the filter plate. The filter device of the utility model has a simple structure, is not easy to be blocked, and has good filtering effect, thereby ensuring water intake efficiency.

Description

Float filter device for drinking water source inlet

Technical field

The utility model discloses a floating object filtering device at a drinking water source water intake, which belongs to the technical field of water intake filtering devices.

Background technique

Drinking water refers to water that can be directly supplied to the human body for drinking without treatment. Water is the main component of body fluids and an important substance that constitutes cells, tissue fluid, plasma, etc. As the medium for all chemical reactions in the body, water is a platform for the transportation of various nutrients and substances. Today's drinking water must be obtained from drinking water sources and then processed through disinfection, sterilization, filtration and other treatments to form usable drinking water.

When fetching water from a drinking water source, due to the presence of floating matter in the water of the drinking water source, when using a filter device for filtration, the filter device will inevitably be clogged, so the filter device needs to be cleaned.

In the prior art, a sweeping roller is usually used to scrape the floating matter on the water inlet surface of the filter device, but the scraping effect is not good, and the filtering device is still blocked by floating impurities, which reduces the efficiency of water intake.

Utility model content

The purpose of this application is to provide a floating object filtering device at a drinking water source water intake to solve the technical problems of easy clogging, poor filtering effect and low water intake efficiency of drinking water filtering devices in the prior art.

The utility model provides a floating object filtering device for a drinking water source water intake, which includes a columnar shell with openings at both ends, a filter plate, a scraping device and a dredging device;

The two ends of the cylindrical shell are the water inlet end and the water outlet end respectively;

The filter plate is arranged at the water inlet end of the cylindrical shell, and the surface of the filter plate is perpendicular to the axis of the cylindrical shell;

The scraping device is attached to the inlet water surface of the filter plate and is rotationally connected to the filter plate, and is used to scrape floating objects on the inlet water surface;

The dredging device is arranged in the cylindrical shell and performs reciprocating motion in the cylindrical shell to clear the filter holes on the filter plate.

Preferably, it also includes a driving device;

The driving device is connected to the scraping device and is used to drive the scraping device to rotate in a circle;

The driving device is also connected to the dredging device and is used to drive the dredging device to reciprocate in the cylindrical housing.

Preferably, the driving device includes a push rod motor, a rotational drive module and a translational drive module;

The rod body of the push rod motor is perpendicular to the axis of the cylindrical housing;

The rotation drive module is arranged on the rod body and is fixedly connected to the scraping device through the filter plate;

The translational drive module is fixedly connected to the dredge device and connected to the end of the push rod motor.

Preferably, the rotation drive module includes a rotating shaft, a gear and a rack;

One end of the rotating shaft passes through the filter plate and is fixedly connected to the scraping device;

The gear is sleeved on the other end of the rotating shaft;

The rack is arranged on the rod body and meshes with the gear.

Preferably, the translational drive module includes a swash plate;

One end of the inclined plate is fixedly connected to the dredging device, and the other end is located on the movement path of the rod;

The contact surface between the inclined plate and the end of the rod body is an inclined surface.

Preferably, the translational drive module further includes a push block;

The push block is provided at the end of the rod body.

Preferably, the dredging device includes a limiting ring, a bracket and a plurality of dredging needles;

The frame of the bracket is perpendicular to the axis of the cylindrical shell;

The plurality of dredge needles are arranged on a side of the bracket close to the filter plate, and the positions of the plurality of dredge needles correspond to the positions of the filter holes;

The limiting ring is disposed on the side of the bracket away from the filter plate and is fixedly connected to the inner wall of the cylindrical shell.

Preferably, the dredging device further includes a gasket;

The gasket is provided on the limiting ring and is located on the contact surface between the limiting ring and the bracket.

Preferably, the length of the dredging needle is equal to the thickness of the filter plate.

Preferably, the scraping device includes at least 2 scraping rods;

Each scraper rod is fixedly connected to the rotating shaft.

Compared with the existing technology, the floating object filtering device at the drinking water source inlet of the present utility model has the following beneficial effects:

The utility model's floating matter filtering device at the drinking water source inlet uses a dredging device to dredge the filter holes, and uses a scraping device to remove the floating matter on the surface of the filter plate and the sedimentary floating matter dredged from the filter holes, which can realize Thorough cleaning of filter plates. The floating object filtering device of the drinking water source water intake of the utility model has a simple structure, is not easy to be blocked, has a good filtering effect, and can ensure the efficiency of water intake.

Description of the drawings

Figure 1 is a schematic three-dimensional structural diagram of the floating object filtering device at the drinking water source inlet of the present invention;

Figure 2 is a schematic cross-sectional view of the floating object filtering device at the drinking water source inlet of the present utility model, viewed from above;

Figure 3 is a schematic cross-sectional top view of the floating object filtering device at the drinking water source inlet of the present invention;

Figure 4 is an enlarged structural schematic diagram of position A in Figure 2;

FIG. 5 is an enlarged structural schematic diagram of position B in FIG. 3 .

Parts and reference number list:

1. Cylindrical shell; 2. Filter plate; 3. Push rod motor; 4. Rack; 5. Push block; 6. Rotating shaft; 7. Scraper; 8. Gear; 9. Limit ring; 10. Bracket; 11 , dredging needle; 12. inclined plate.

Detailed ways

In the following description, for the purpose of explanation rather than limitation, specific details such as specific system structures and technologies are provided to provide a thorough understanding of the embodiments of the present invention. However, it will be apparent to those skilled in the art that the present invention may be practiced in other embodiments without these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the invention with unnecessary detail.

An embodiment of the utility model provides a floating matter filtering device for a drinking water source water intake, as shown in Figures 1 to 5, including a cylindrical housing 1 with openings at both ends, a filter plate 2, a scraping device and a dredging device;

The two ends of the cylindrical housing 1 are respectively the water inlet end and the water outlet end;

The filter plate 2 is arranged at the water inlet end of the cylindrical shell 1, and the plate surface of the filter plate 2 is perpendicular to the axis of the cylindrical shell 1 and is fixedly connected to the inner wall of the cylindrical shell 1;

The scraping device is attached to the inlet water surface of the filter plate 2 and is rotationally connected with the filter plate 2 to scrape off floating objects on the inlet water surface;

The dredging device is arranged in the cylindrical housing 1 and performs reciprocating motion in the cylindrical housing 1 to dredge the filter holes on the filter plate 2 .

The utility model's floating matter filtering device at the drinking water source inlet uses a dredging device to dredge the filter holes, and uses a scraping device to remove the floating matter on the surface of the filter plate 2 and the sedimentary floating matter dredged from the filter holes. Achieve thorough cleaning of filter plate 2. The floating object filtering device of the drinking water source water intake of the utility model has a simple structure, is not easy to be blocked, has a good filtering effect, and can ensure the efficiency of water intake.

The above-mentioned scraping device and dredging device can be driven by their own driving devices, or they can be driven by the same driving device. Since using the same driving device has the advantages of saving space, reducing costs, and better coordination, therefore, The present utility model preferably uses the same driving device to drive the scraping device and the dredging device. Specifically, the driving device in the embodiment of the present utility model is connected to the scraping device and is used to drive the scraping device to rotate in a circle; it is also connected to the dredging device. , used to drive the dredging device to make reciprocating motion in the cylindrical housing 1.

Further, the structure of the driving device in the embodiment of the present invention is shown in Figures 2-5, including a push rod motor 3, a rotation drive module and a translation drive module;

The rod body of the push rod motor 3 is perpendicular to the axis of the cylindrical housing 1, and the motor part of the push rod motor 3 is arranged outside the cylindrical housing 1; specifically, the model of the push rod motor 3 is LA10-071D, and the outer wall of the push rod motor 3 The set is equipped with a protective cover;

The rotation drive module is arranged on the rod body and is fixedly connected to the scraping device through the filter plate 2, and is used to drive the scraping device to perform circular motion;

The translational drive module is fixedly connected to the dredge device and connected to the end of the push rod motor 3, and is used to make the dredge device reciprocate along the axis of the columnar housing 1 under the push of the push rod motor 3.

The rotation drive module in the embodiment of the present invention includes a rotating shaft 6, a gear 8 and a rack 4;

One end of the rotating shaft 6 passes through the filter plate 2 and is fixedly connected to the scraping device;

The gear 8 is sleeved on the other end of the rotating shaft 6;

The rack 4 is arranged on the rod body and meshes with the gear 8 .

The embodiment of the present utility model uses the meshing method of the gear 8 and the rack 4 to drive the rotation of the rotating shaft 6, thereby causing the scraping device to rotate in a circle. Its structure is stable and simple, and it takes up little space.

The translational drive module in the embodiment of the present invention includes a swash plate 12;

One end of the inclined plate 12 is fixedly connected to the dredging device, and the other end is located on the movement path of the rod body;

The contact surface between the inclined plate 12 and the end of the rod body is an inclined surface.

After the rod body contacts the inclined plate 12, it will cause the inclined plate 12 to drive the dredge device to move toward the filter plate 2, thereby removing the sediment in the filter holes; then the dredge device will return to its original position under the action of gravity.

In order to increase the contact surface area between the rod body and the inclined plate 12 and ensure the driving force, the translation driving module in the embodiment of the present invention also includes a push block 5; the push block 5 is arranged at the end of the rod body, and the push block 5 will move during its movement. Contact with the inclined plate 12.

The dredging device in the embodiment of the present utility model includes a limiting ring 9, a bracket 10 and a plurality of dredging needles 11;

The body of the bracket 10 is perpendicular to the axis of the cylindrical shell 1;

A plurality of dredge needles 11 are provided on the side of the bracket 10 close to the filter plate 2, and the positions of the plurality of dredge needles 11 correspond to the positions of the filter holes;

The limiting ring 9 is disposed on the side of the bracket 10 away from the filter plate 2 and is fixedly connected to the inner wall of the cylindrical shell 1 .

The utility model uses the limiting ring 9 to limit the position where the bracket 10 falls based on its own weight, and uses multiple dredging needles 11 to dredge the filter holes. Its structure is simple and easy to implement.

Further, the dredging device in the embodiment of the present invention also includes a gasket;

The gasket is arranged on the limiting ring 9 and is located on the contact surface between the limiting ring 9 and the bracket 10, thereby playing a buffering role and reducing the probability of damage to the bracket 10.

In the embodiment of the present invention, the length and diameter of the dredge needle 11 only need to be enough to extend into the filter hole. Preferably, the length of the dredge needle 11 is equal to the thickness of the filter plate 2, and the diameter of the dredge needle 11 is equal to the diameter of the filter hole. , thereby ensuring the dredging effect.

In order to ensure complete scraping, the scraping device in the embodiment of the present invention includes at least two scraping rods 7;

Each scraper rod 7 is fixedly connected to the rotating shaft 6, so that every part of the filter plate 2 can be scraped even when the rotating shaft 6 only rotates half a turn, which is a smaller number of turns.

The use process of the floating object filtering device at the drinking water source intake of this utility model is as follows:

Start the push rod motor 3. The push rod motor 3 drives the rack 4 to move. The rack 4 drives the push block 5 to move and at the same time drives the gear 8 to rotate. The gear 8 drives the rotating shaft 6 to rotate. The rotating shaft 6 drives the scraper 7 to rotate, thereby moving the filter plate. 2. Scrape off the floating matter on the surface. At the same time, the push block 5 squeezes the slope of the inclined plate 12, thereby driving the bracket 10 to move, and the push rod motor 3 drives the output end to move back and forth, so that the inclined plate 12 is squeezed back and forth. When being squeezed by the push block 5, the inclined plate 12 will move the bracket 10 upward, and the bracket 10 will drive the dredge needle 11 to move upward, so that the dredge needle 11 will pierce and push out the sediment floating matter in the filter hole. After the push block 5 is pulled backward, the bracket 10 will move downward. Move to realize the reciprocating movement of the dredge needle 11, thereby dredging the sediment and floating matter in the filter hole back and forth.

The above are only a few embodiments of the present application, and are not intended to limit the present application in any way. Although the present application is disclosed as above with preferred embodiments, they are not intended to limit the present application. Any skilled person familiar with this field, Without departing from the scope of the technical solution of this application, slight changes or modifications made using the technical content disclosed above are equivalent to equivalent implementation examples and fall within the scope of the technical solution.

Claims (10)

1. The device is characterized by comprising a columnar shell with two open ends, a filter plate, a scraping device and a dredging device;

the two ends of the columnar shell are respectively a water inlet end and a water outlet end;

the filter plate is arranged at the water inlet end of the columnar shell, and the plate surface of the filter plate is perpendicular to the axis of the columnar shell;

the scraping device is attached to the water inlet surface of the filter plate and is rotationally connected with the filter plate and used for scraping the floating matters on the water inlet surface;

the dredging device is arranged in the columnar shell and reciprocates in the columnar shell and is used for dredging the filtering holes on the filter plate.

2. The drinking water source intake float filter apparatus of claim 1, further comprising a drive means;

the driving device is connected with the scraping device and is used for driving the scraping device to do circumferential rotation;

the driving device is also connected with the dredging device and used for driving the dredging device to reciprocate in the columnar shell.

3. The drinking water source intake float filter apparatus of claim 2, wherein the drive apparatus includes a push rod motor, a rotational drive module and a translational drive module;

the rod body of the push rod motor is perpendicular to the axis of the columnar shell;

the rotary driving module is arranged on the rod body and penetrates through the filter plate to be fixedly connected with the scraping device;

the translation driving module is fixedly connected with the dredging device and is connected with the end part of the push rod motor.

4. A drinking water source intake float filter according to claim 3, wherein the rotary drive module comprises a shaft, a gear and a rack;

one end of the rotating shaft penetrates through the filter plate and is fixedly connected with the scraping device;

the gear is sleeved on the other end of the rotating shaft;

the rack is arranged on the rod body and meshed with the gear.

5. A drinking water source intake float filter arrangement according to claim 3, wherein the translational drive module comprises a swash plate;

one end of the inclined plate is fixedly connected with the dredging device, and the other end of the inclined plate is positioned on the movement path of the rod body;

the contact surface of the inclined plate and the end part of the rod body is an inclined surface.

6. The drinking water source intake float filter apparatus of claim 5, wherein said translational drive module further comprises a push block;

the push block is arranged at the end part of the rod body.

7. The drinking water source intake float filter device of claim 1, wherein the dredging device comprises a limiting ring, a bracket and a plurality of dredging needles;

the frame body of the bracket is perpendicular to the axis of the columnar shell;

the dredging needles are arranged on one side of the support, close to the filter plate, and the positions of the dredging needles correspond to the positions of the filter holes;

the limiting ring is arranged on one side, away from the filter plate, of the support and is fixedly connected with the inner wall of the columnar shell.

8. The drinking water source intake float filter apparatus of claim 7, wherein said pull through further comprises a gasket;

the gasket is arranged on the limiting ring and is positioned on the contact surface of the limiting ring and the bracket.

9. The drinking water source intake float filter apparatus of claim 7, wherein said dredging needle is of a length equal to the thickness of said filter plate.

10. The drinking water source intake float filter apparatus of claim 4, wherein said scraping means comprises at least 2 scraping bars;

each scraping rod is fixedly connected with the rotating shaft.