CN214763556U

CN214763556U - Sand filter

Info

Publication number: CN214763556U
Application number: CN202023348003.4U
Authority: CN
Inventors: 余三洪
Original assignee: Yixing Hongjin Water Treatment Equipment Co ltd
Current assignee: Yixing Hongjin Water Treatment Equipment Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-19
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a sand filter belongs to the sewage treatment field, including support frame, box, filter screen and cleaning device, the vertical setting of support frame is subaerial at the level, the box is vertical the installation on the support frame, filter screen horizontal installation is in the box, cleaning device horizontal installation is at the top of box and cleaning device's clearance end towards the filter screen setting, cleaning device rotates with the box to be connected. The utility model discloses an in the course of the work, external muddy water enters into the box in, carries out filtering operation through the filter screen, and the water after filtering passes through the box bottom and flows, and after filtering a period, there is the impurity of jam to lead to filtering operation to go on in the filter screen, and cleaning device begins work this moment, clears up the impurity of jam in the filter screen, makes the filter screen resume normal work, and the support frame supports work to the box.

Description

Sand filter

Technical Field

The utility model relates to a sewage treatment field especially relates to a sand filter.

Background

The sand filter is a continuous operation treatment device integrating clarification and filtration functions, and is widely applied to the fields of drinking water, industrial water, sewage advanced treatment and reclaimed water recycling treatment. The traditional sand filter needs to take out the filter element for washing after the sand filtering is finished, so that sand and stones in the next sand filtering project are prevented from blocking meshes.

For example, the patent publication No. CN206045586U relates to a sand filter, which comprises a reactor, wherein a support is arranged at the bottom of the reactor, a first filter pipe and a second filter pipe are fixed on the support, the top of the first filter pipe is directly connected with a water inlet pipe outside the reactor, and the bottom of the second filter pipe is connected with a water outlet pipe outside the reactor; a plurality of first through holes are formed in the pipe wall of the first filtering pipe, a plurality of second through holes are formed in the pipe wall of the second filtering pipe, and the diameter of each first through hole is larger than that of each second through hole.

However, the above-mentioned apparatus has a problem that the filtering pipe needs to be manually taken out and cleaned after the sand blocks the mesh during the operation of the sand filter, which wastes time and labor.

Disclosure of Invention

An embodiment of the utility model provides a sand filter has solved among the prior art at the in-process of sand filter work, and after the grit blockked up the mesh, need the manual work to take out the filter tube and wash, the problem of waste time and manpower.

The embodiment of the utility model provides an adopt following technical scheme: the utility model provides a sand filter, includes support frame, box, filter screen and cleaning device, the vertical setting of support frame is subaerial at the level, the box is vertical the installation on the support frame, filter screen horizontal installation is in the box, cleaning device horizontal installation is at the top of box and cleaning device's clearance end towards the filter screen setting, cleaning device rotates with the box to be connected.

Furthermore, the filter screen is composed of a plurality of layers of filter screens.

Further, cleaning device includes rotating electrical machines, cross installation pipe and a plurality of high-pressure air nozzle, the vertical top of installing at the box of rotating electrical machines and with box fixed connection, cross installation pipe horizontal installation on the main shaft of rotating electrical machines and with the spindle drive cooperation of rotating electrical machines, the cross installation pipe sets up top in the box, and is a plurality of the equidistant installation of high-pressure air nozzle is on the cross installation pipe and is linked together with cross installation pipe, and is a plurality of the end of giving vent to anger of high-pressure air nozzle sets up towards the filter screen.

Further, the support frame includes solid fixed ring, four spinal branch vaulting poles and four fixed blocks, four fixed block level sets up subaerial, and four spinal branch vaulting poles are vertical setting respectively on four fixed blocks and with fixed block fixed connection, gu fixed ring is the level setting on four spinal branch vaulting poles and with bracing piece fixed connection, the box is located solid fixed ring.

Further, be equipped with first water inlet, second water inlet, delivery port and go out the sand door on the box, first water inlet sets up on the lateral wall of box, the second water inlet sets up the top at the box, the delivery port sets up the bottom at the box, it articulates on the lateral wall of box to go out the sand door, be equipped with the handle on going out the sand door, the first half of box is the cylinder shape, the latter half of box is conical shape.

The embodiment of the utility model provides an above-mentioned at least one technical scheme who adopts can reach following beneficial effect:

one of the two, the utility model discloses in the filtering process, muddy water from top to bottom filters layer upon layer through the multilayer filter screen to better the filterable effect that reaches.

Two, the utility model discloses at the clearance in-process, the rotating electrical machines rotates and drives the rotation of cross installation pipe, and the rotation of cross installation pipe drives a plurality of high-pressure air jets and rotates, and at the pivoted in-process, a plurality of high-pressure air jets and carries out air-jetting to the filter screen, blows off the impurity that blocks up in the filter screen.

Thirdly, the utility model discloses when supporting the box fixedly, solid fixed ring, four spinal branch vaulting poles and four fixed blocks can support and fix the box, ensure the safety and the stability of whole device.

And fourthly, the utility model discloses in muddy water enters into the box from first water inlet, carry the external world from the delivery port after filtering, after the device has worked a period, can pile up the grit of filtering out on the filter screen, open out the sand gate this moment, get rid of the external world through out the sand gate with accumulational grit, after cleaning device cleared up the work to the filter screen, follow the second water inlet with external clear water and get into, wash the filter screen and carry out the second time cleaning work.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the top-down perspective structure of the present invention;

FIG. 3 is a schematic view of a partial three-dimensional structure of the present invention;

reference numerals:

support frame 1, solid fixed ring 11, bracing piece 12, fixed block 13, box 2, first water inlet 21, second water inlet 22, delivery port 23, sand outlet door 24, filter screen 3, cleaning device 4, rotating electrical machines 41, cross installation pipe 42, high-pressure air nozzle 43.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 3, an embodiment of the present invention provides a sand filter, which includes a support frame 1, a box body 2, a filter screen 3 and a cleaning device 4, wherein the support frame 1 is vertically arranged on a horizontal ground, the box body 2 is vertically arranged on the support frame 1, the filter screen 3 is horizontally arranged in the box body 2, the cleaning device 4 is horizontally arranged on the top of the box body 2, a cleaning end of the cleaning device 4 is arranged toward the filter screen 3, and the cleaning device 4 is rotatably connected with the box body 2; in the course of the work, in external muddy water enters into box 2, carries out filtering work through filter screen 3, and water after the filtration passes through box 2 bottom and flows, filters a period of back, has the impurity of jam to lead to filtering work to go on in the filter screen 3, and cleaning device 4 begins work this moment, clears up the impurity of jam in the filter screen 3, makes filter screen 3 resume normal work, and support frame 1 supports work to box 2.

Specifically, the filter screen 3 is composed of a plurality of layers of filter screens; in the filtering process, muddy water passes through the multiple layers of filter screens layer by layer from top to bottom, so that the filtering effect is better achieved.

Specifically, the cleaning device 4 includes a rotating motor 41, a cross mounting pipe 42 and a plurality of high-pressure air nozzles 43, the rotating motor 41 is vertically mounted at the top end of the box body 2 and is fixedly connected with the box body 2, the cross mounting pipe 42 is horizontally mounted on a main shaft of the rotating motor 41 and is in transmission fit with the main shaft of the rotating motor 41, the cross mounting pipe 42 is arranged at the top inside the box body 2, the plurality of high-pressure air nozzles 43 are equidistantly mounted on the cross mounting pipe 42 and are communicated with the cross mounting pipe 42, and air outlet ends of the plurality of high-pressure air nozzles 43 are arranged towards the filter screen 3; in the cleaning process, the rotating motor 41 rotates to drive the cross mounting pipe 42 to rotate, the cross mounting pipe 42 rotates to drive the high-pressure air jet heads 43 to rotate, and in the rotating process, the high-pressure air jet heads 43 jet air to the filter screen 3 to blow out impurities blocked in the filter screen 3.

Specifically, the support frame 1 comprises a fixing ring 11, four supporting rods 12 and four fixing blocks 13, wherein the four fixing blocks 13 are horizontally arranged on the ground, the four supporting rods 12 are respectively vertically arranged on the four fixing blocks 13 and fixedly connected with the fixing blocks 13, the fixing ring 11 is horizontally arranged on the four supporting rods 12 and fixedly connected with the supporting rods 12, and the box body 2 is positioned on the fixing ring 11; when supporting and fixing the box body 2, the fixing ring 11, the four supporting rods 12 and the four fixing blocks 13 can support and fix the box body 2, so that the safety and stability of the whole device are ensured.

Specifically, a first water inlet 21, a second water inlet 22, a water outlet 23 and a sand outlet door 24 are arranged on the box body 2, the first water inlet 21 is arranged on the side wall of the box body 2, the second water inlet 22 is arranged at the top end of the box body 2, the water outlet 23 is arranged at the bottom end of the box body 2, the sand outlet door 24 is hinged on the side wall of the box body 2, a handle is arranged on the sand outlet door 24, the upper half part of the box body 2 is cylindrical, and the lower half part of the box body 2 is conical; muddy water enters into box 2 from first water inlet 21 in, carry the external world from delivery port 23 after filtering, after the device has worked a period, can pile up the grit of filtering out on the filter screen 3, open sand gate 24 this moment, get rid of the external world through sand gate 24 with accumulational grit, after cleaning device 4 cleared up filter screen 3, with external clear water from second water inlet 22 entering, wash filter screen 3 and carry out the second clearance work, delivery port 23 can outwards discharge the water of accomplishing with filtering.

The utility model discloses a theory of operation: when the utility model is used, external muddy water enters the box body 2 through the first water inlet 21, is filtered layer by layer through the filter screen 3, and is finally conveyed to the outside through the water outlet 23, after working for a period of time, the filter screen 3 has sand and stone accumulation and mesh blockage, the muddy water conveying to the box body 2 is stopped at the moment, the sand outlet door 24 is opened at the moment, the sand accumulated on the filter screen 3 is discharged to the outside, the cleaning device 4 starts cleaning work at the moment, the rotating motor 41 rotates to drive the cross mounting pipe 42 to rotate, the cross mounting pipe 42 rotates to drive the high-pressure air nozzle 43 to rotate, the high-pressure air nozzle 43 starts to spray air to the filter screen 3, impurities in the mesh of the filter screen 3 are cleaned, after the air spraying is finished, external clear water enters from the second water inlet 22 to wash the filter screen 3, after the washing is finished, the water outlet 23 can discharge the filtered water outwards, cleaning device 4 stop work resumes to carry muddy water in the box 2 this moment, continues normal work, when installing fixedly to box 2, solid fixed ring 11, four spinal branch vaulting poles 12 and four fixed blocks 13 can support and fix box 2, ensure whole device's safety and stability.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a sand filter, its characterized in that, includes support frame (1), box (2), filter screen (3) and cleaning device (4), the vertical setting of support frame (1) is subaerial at the level, box (2) are vertical the installation on support frame (1), filter screen (3) horizontal installation is in box (2), cleaning device (4) horizontal installation is in the top of box (2) and the setting of cleaning end orientation filter screen (3) of cleaning device (4), cleaning device (4) rotate with box (2) and are connected.

2. A sand screen as defined in claim 1, wherein: the filter screen (3) is composed of a plurality of layers of filter screens.

3. A sand screen as defined in claim 1, wherein: cleaning device (4) include rotating electrical machines (41), cross installation pipe (42) and a plurality of high-pressure air jet head (43), rotating electrical machines (41) are vertical to be installed on the top of box (2) and with box (2) fixed connection, cross installation pipe (42) horizontal installation on the main shaft of rotating electrical machines (41) and with the spindle drive cooperation of rotating electrical machines (41), cross installation pipe (42) set up top in box (2), a plurality of high-pressure air jet head (43) equidistant install on cross installation pipe (42) and be linked together, a plurality of the end of giving vent to anger of high-pressure air jet head (43) sets up towards filter screen (3).

4. A sand screen as defined in claim 1, wherein: support frame (1) is including solid fixed ring (11), four bracing pieces (12) and four fixed block (13), four fixed block (13) level sets up subaerial, four bracing pieces (12) are vertical setting respectively on four fixed block (13) and with fixed block (13) fixed connection, gu fixed ring (11) is the level setting on four bracing pieces (12) and with bracing piece (12) fixed connection, box (2) are located solid fixed ring (11) on.

5. A sand screen as defined in claim 1, wherein: be equipped with first water inlet (21), second water inlet (22), delivery port (23) and go out sand door (24) on box (2), first water inlet (21) set up on the lateral wall of box (2), second water inlet (22) set up the top in box (2), delivery port (23) set up the bottom in box (2), it articulates on the lateral wall of box (2) to go out sand door (24), be equipped with the handle on going out sand door (24), the first half of box (2) is the cylindrical shape, the latter half of box (2) is conical shape.