CN215026575U

CN215026575U - Double-channel high-pressure backwashing filter device

Info

Publication number: CN215026575U
Application number: CN202121222820.7U
Authority: CN
Inventors: 张红权; 朱永明; 张振刚
Original assignee: Xinxiang Boguan Intelligent Industry Co ltd
Current assignee: Xinxiang Boguan Intelligent Industry Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-07
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a double-channel high-pressure backwashing filter device, which comprises a tank body, wherein the inner side wall of the tank body is fixedly connected with an upper baffle and a lower baffle, a central tube is rotatably connected between the lower baffle and the upper baffle, the top end of the central tube passes through the upper baffle, and a rotating gear is fixedly connected on the central tube positioned above the upper baffle; the top of the lower clapboard is fixedly connected with a filter cylinder, the lower clapboard is provided with a circulation hole, and the side wall of the tank body is communicated with a water inlet pipe and a water outlet pipe; a plurality of back washing devices arranged at intervals are arranged along the circumferential direction of the central pipe, and the bottom of the lower cavity is communicated with a drain pipe. Through setting up the clear water in the water spray chamber center tube through connecting pipe, water spray chamber and spout to straining on the section of thick bamboo through the shower nozzle, be convenient for wash the filter screen of straining a section of thick bamboo: through the rotation of drive arrangement drive center tube, the water spray chamber rotates along with the center tube, is convenient for wash a plurality of straining a section of thick bamboo.

Description

Double-channel high-pressure backwashing filter device

Technical Field

The utility model relates to a filtration equipment technical field especially relates to a binary channels high pressure back flush filter equipment.

Background

The circulation of filter screen is direct to be restricted filter equipment's filter effect among the filter equipment, and in filter equipment's the working process that lasts, the sedimentary impurity of filter screen surface is more and more, can appear the blocking phenomenon of filter screen in the past for a long time, and this just makes the pressure differential increase between filter equipment import and the export, leads to the circulation of filter screen to reduce, and then makes filter equipment's filtration process progressively slow down, and then leads to its filterable effect to reduce, through filterable purified water quality reduction. At present, in order to reduce the blockage of a filter screen, a mode that two sets of filter equipment are connected in series for use is often adopted, but the volume of the equipment is increased due to the mode, the occupied area is enlarged, and a workshop with a small space is limited in use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a double-channel high-pressure backwashing filter device, which solves the problem that the filter screen is blocked after the current filter device is used for a long time.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a double-channel high-pressure backwashing filter device comprises a tank body, wherein the tank body comprises a top plate, the upper part of the inner side wall of the tank body is fixedly connected with a horizontally arranged upper baffle plate, the inner side wall of the tank body below the upper baffle plate is fixedly connected with a horizontally arranged lower baffle plate, the lower baffle plate is arranged at an interval with the bottom of the tank body, the space between the lower baffle plate and the bottom of the tank body is marked as a lower cavity, the cavity between the upper baffle plate and the lower baffle plate is marked as an upper cavity, a vertically arranged central tube is rotatably and hermetically connected between the lower baffle plate and the upper baffle plate, the top end of the central tube penetrates through the upper baffle plate and extends to the interval between the upper baffle plate and the top plate, a rotating gear is fixedly connected on the central tube positioned between the upper baffle plate and the top plate, the device also comprises a driving device for driving the rotating gear to rotate, the top end of the central tube is rotatably connected with a first backwashing tube, the end part of the first backwashing tube extends to the outer side of the top plate, and a check valve is arranged on the first backwashing tube positioned on the outer side of the top plate; the top of the lower partition board is fixedly connected with a filter cartridge arranged at an interval with the central tube along the circumferential direction of the central tube, the lower partition board is provided with a circulation hole corresponding to the filter cartridge, the circulation hole is communicated with the filter cartridge and the lower cavity, the side wall of the tank body where the lower cavity is located is communicated with a water inlet pipe, and the side wall of the tank body where the upper cavity is located is communicated with a water drain pipe; a plurality of backwashing devices arranged at intervals are arranged along the circumferential direction of the central pipe, the bottom of the lower cavity is communicated with a drain pipe, and the drain pipe extends out of the tank body.

Preferably, the backwashing equipment comprises a water spraying cavity arranged at an interval with the central pipe, the water spraying cavity is vertically arranged and is communicated with the central pipe through a plurality of connecting pipes, one side of the water spraying cavity, which is close to the filter cylinder, is communicated with a plurality of nozzles arranged at intervals, and the end parts of the nozzles are arranged in an inverted trumpet shape; the side wall of the tank body where the upper cavity is located is communicated with a second backwashing pipe.

Preferably, the driving device comprises a motor arranged on one side above the top plate, an output shaft of the motor is in transmission connection with a speed reducer, an output shaft of the speed reducer penetrates through the top plate and extends into the tank body above the upper partition plate, the output shaft of the speed reducer is located on one side of the central pipe, a transmission gear is in transmission connection with an output shaft of the speed reducer located in the tank body, and the transmission gear is meshed with the rotating gear.

Preferably, a horizontally arranged sewage discharging cavity is installed in the lower cavity, the bottom of the sewage discharging cavity is fixedly connected with a vertically arranged hydraulic cylinder, the fixed end of the hydraulic cylinder is fixedly connected to the bottom of the lower cavity, the top of the sewage discharging cavity is fixedly connected with a plugging plug matched with the flow hole, the plugging plug is provided with an overflow hole, and the overflow hole is communicated with the sewage discharging cavity; the bottom of the sewage discharging cavity is communicated with a sewage discharging pipe, and the end part of the sewage discharging pipe penetrates through the bottom of the lower cavity and extends to the outside of the tank body, and a sewage discharging valve is installed at the end part of the sewage discharging pipe.

Preferably, the drain valve is connected with a water suction pump through a pipeline.

Preferably, the top plate is fixedly connected with the tank body through a flange.

Preferably, the deflector that two slopes of blowdown intracavity fixedly connected with set up, the high-end fixed connection of deflector is on the inside wall in blowdown chamber, and the low side of deflector sets up towards the blow off pipe.

The utility model discloses the beneficial effect who has does:

(1) the utility model discloses a set up the water spray chamber and communicate water spray chamber and center tube through the connecting pipe at center tube circumference, the clear water in the center tube is through connecting pipe, water spray chamber and spout to straining on the section of thick bamboo through the shower nozzle to be convenient for wash the filter screen of straining a section of thick bamboo: meanwhile, the driving device drives the central pipe to rotate, so that the water spraying cavity rotates along with the central pipe, a plurality of filter cylinders are convenient to clean, clear water entering the upper cavity through the second backwashing pipe enters the filter cylinders through the filter screens, the flow direction of the clear water is opposite to that of the clear water during filtering, and backwashing of the filter cylinders is achieved.

(2) The driving device is arranged on the top plate on one side of the central tube, and the output shaft of the speed reducer and the central tube are transmitted through the transmission gear and the rotating gear, so that the rotation of the central tube is realized.

(3) The position of the vertical direction of the sewage discharge cavity is adjusted through the hydraulic cylinder, the circulation hole is conveniently plugged through the plugging, and meanwhile, the internal and external pressure difference of the filter cylinder is conveniently increased through the arrangement of the drainage pump, so that the impurities on the inner side wall of the filter screen conveniently fall off, and the backwashing effect is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is the schematic structural diagram of the plugging plug of the utility model for plugging the flow through hole.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

A double-channel high-pressure backwashing filter device is shown in figure 1 and comprises a tank body 1, wherein the tank body 1 comprises a top plate 2, an upper partition plate 3 which is horizontally arranged is fixedly connected to the upper portion of the inner side wall of the tank body 1, a lower partition plate 4 which is horizontally arranged is fixedly connected to the inner side wall of the tank body 1 below the upper partition plate 3, the lower partition plate 4 is arranged at a distance from the bottom of the tank body 1, the space between the lower partition plate 4 and the bottom of the tank body 1 is marked as a lower cavity 5, the cavity between the upper partition plate 3 and the lower partition plate 4 is marked as an upper cavity 6, a vertically arranged central tube 7 is rotatably and hermetically connected between the lower partition plate 4 and the upper partition plate 3, the central tube 7 is of a cavity structure with the bottom end being hermetically arranged, the top end of the central tube 7 penetrates through the upper partition plate 3 and extends to the interval between the upper partition plate 3 and the top plate 2, and a rotating gear 8 is fixedly connected to the central tube 7 positioned between the upper partition plate 3 and the top plate 2, the device also comprises a driving device for driving the rotating gear 8 to rotate, and the driving device drives the rotating gear 8 to rotate so as to drive the central tube 7 to rotate. The top end of the central tube 7 is rotatably connected with a first backwashing tube 9, the end part of the first backwashing tube 9 extends to the outer side of the top plate 2, and a one-way valve 10 is installed on the first backwashing tube 9 which is positioned on the outer side of the top plate 2, the end part of the first backwashing tube 9 is sequentially communicated with a high-pressure water pump and a reservoir (not shown in the figure, meanwhile, the position is the prior art and is not described herein again), the top part of the lower partition plate 4 is fixedly connected with filter cartridges 11 which are arranged at intervals with the central tube 7 along the circumferential direction of the central tube 7, the number of the filter cartridges 11 is not specifically limited herein, the lower partition plate 4 is provided with circulation holes 12 corresponding to the filter cartridges 11, the circulation holes 12 are communicated with the filter cartridges 11 and the lower cavity 5, the side wall of the tank body 1 where the lower cavity 5 is located is communicated with a water inlet pipe 13, and the side wall of the tank body 1 where the upper cavity 6 is located is communicated with a water outlet pipe 14; a plurality of backwashing devices arranged at intervals are arranged along the circumferential direction of the central tube 7, the bottom of the lower cavity 5 is communicated with a drain pipe 15, the drain pipe 15 is a corrugated hose and is convenient to stretch, and the drain pipe 15 extends out of the tank body 1. During filtering, water to be filtered enters the lower cavity 5 through the water inlet pipe 13 and enters the filter cylinder 11 through the flow through hole 12, purified water filtered by the filter cylinder 11 is discharged through the water discharge pipe 14, when washing is needed, the driving device is started, the high-pressure water pump, the water storage tank and the one-way valve 10 are opened, water in the water storage tank flows into the central pipe 7 through the high-pressure water pump and the first backwashing pipe 9, then the filter cylinder 11 is backwashed through backwashing equipment, and sewage after backwashing is discharged through the flow through hole 12, the lower cavity 5 and the sewage discharge pipe 15.

Specifically, the backwashing equipment comprises a water spraying cavity 16 which is arranged at an interval with the central pipe 7, the water spraying cavity 16 is vertically arranged, the water spraying cavity 16 is communicated with the central pipe 7 through a plurality of connecting pipes 17, one side of the water spraying cavity 16, which is close to the filter cartridge 11, is communicated with a plurality of nozzles 18 which are arranged at an interval, and the end parts of the nozzles 18 are arranged in an inverted horn shape. Water in the reservoir flows into the central pipe 7 through the high-pressure water pump and the first backwashing pipe 9, then the water in the central pipe 7 is conveyed to the water spraying cavity 16 through the connecting pipe 17 and sprayed onto the filter screen of the filter cylinder 11 through the spray head 18, impurities deposited on the inner side wall of the filter screen are washed away under high pressure, and the spray head 18 arranged in the inverted trumpet shape further improves the pressure of clean water sprayed by the spray head 18 and improves the backwashing effect. Meanwhile, in order to improve the cleaning of the filter screen on the side of the filter cartridge 11 far from the central tube 7, a second backwashing pipe 19 is communicated with the side wall of the tank body 1 where the upper cavity 6 is located, the second backwashing pipe 19 is also connected with a high-pressure water pump through a pipeline, a backwashing valve (not shown in the figure) is installed between the high-pressure water pump and the second backwashing pipe 19, after the high-pressure water pump and the backwashing valve are opened, water in the reservoir enters the upper cavity 6 through the high-pressure water pump and the second backwashing pipe 19, the water entering the upper cavity 6 reversely flows into the filter cartridge 11 and is discharged through the drain pipe 15.

Further, the driving device comprises a motor 20 installed on one side above the top plate 2, an output shaft of the motor 20 is in transmission connection with a speed reducer 21, an output shaft of the speed reducer 21 penetrates through the top plate 2 and extends into the tank body 1 above the upper partition plate 3, the output shaft of the speed reducer 21 is located on one side of the central pipe 7, a transmission gear 22 is in transmission connection with the output shaft of the speed reducer 21 located in the tank body 1, and the transmission gear 22 is meshed with the rotating gear 8. The motor 20 is started, the motor 20 drives the speed reducer 21 to rotate, the speed reducer 21 drives the transmission gear 22 to rotate, and the transmission gear 22 drives the rotating gear 8 to rotate due to the fact that the transmission gear 22 is meshed with the rotating gear 8, so that the central tube 7 is driven to rotate, and a plurality of filter screens on the circumferential direction of the central tube 7 can be washed conveniently.

Further, as shown in fig. 1 and 2, a horizontally arranged sewage discharging cavity 23 is installed in the lower cavity 5, a vertically arranged hydraulic cylinder 24 is fixedly connected to the bottom of the sewage discharging cavity 23, a fixed end of the hydraulic cylinder 24 is fixedly connected to the bottom of the lower cavity 5, a blocking plug 25 matched with the circulation hole 12 is fixedly connected to the top of the sewage discharging cavity 23, the blocking plug 25 can be made of rubber, the blocking plug 25 is also arranged in an inverted horn shape, so that the blocking plug can block the circulation hole 12 conveniently, an overflow hole 26 is formed in the blocking plug 25, and the overflow hole 26 is communicated with the sewage discharging cavity 23; the bottom of the sewage discharging cavity 23 is communicated with a sewage discharging pipe 15, the end part of the sewage discharging pipe 15 penetrates through the bottom of the lower cavity 5 and extends to the outside of the tank body 1, and a sewage discharging valve (not shown in the figure) is arranged at the end part of the sewage discharging pipe. The blow-off cavity 23 drives the blocking plug 25 to move towards the direction close to the circulation hole 12 through the extension of the hydraulic cylinder 24 until the blocking plug 25 blocks the circulation hole 12, the upper cavity 6 is communicated with the blow-off cavity 23 through the overflow hole 26, the wastewater generated by backwashing flows into the blow-off cavity 23 through the overflow hole 26, and the wastewater is discharged out of the tank body 1 through the blow-off pipe 15 after the blow-off valve is opened.

Further, the blowoff valve is connected with a water pump (not shown in the figure) through a pipeline. Through setting up the suction pump, be convenient for strain the inboard impurity of section of thick bamboo 11 and drop, improved the effect of back flush.

Optionally, the top plate 2 is detachably and fixedly connected with the tank body 1 through a flange. Through such setting be convenient for realize the dismantlement to roof 2, and then be convenient for overhaul in the jar body 1.

Optionally, two obliquely arranged guide plates 27 are fixedly connected in the sewage cavity 23, a high end of each guide plate 27 is fixedly connected to the inner side wall of the sewage cavity 23, and a low end of each guide plate 27 is arranged towards the sewage pipe 15. Through setting up deflector 27, be convenient for the waste water in blowdown chamber 23 smoothly through blow off pipe 15 outflow, reduced the deposit of waste water in blowdown chamber 23.

The using method comprises the following steps: during filtering, water to be filtered enters the lower cavity 5 through the water inlet pipe 13 and enters the filter cartridge 11 through the flow through holes 12, and purified water filtered by the filter cartridge 11 is discharged through the water discharge pipe 14. When the filter cartridge is required to be washed, the motor 20 is started, the motor 20 drives the speed reducer 21 to rotate, the speed reducer 21 drives the transmission gear 22 to rotate, the transmission gear 22 drives the rotating gear 8 to rotate, the central tube 7 is further driven to rotate, the high-pressure water pump, the water storage tank, the one-way valve 10 and the backwashing valve are opened, the blow-off valve is closed, the blow-off cavity 23 drives the sealing plug 25 to move towards the direction close to the circulation hole 12 through the extension of the hydraulic cylinder 24 until the sealing plug 25 seals the circulation hole 12, water in the water storage tank flows into the central tube 7 through the high-pressure water pump and the first backwashing pipe 9, then the water in the central tube 7 is conveyed to the water spraying cavity 16 through the connecting pipe 17 and sprayed onto the filter screen of the filter cartridge 11 through the spray nozzle 18, and impurities deposited on the inner side wall of the filter screen are washed away under high pressure. Water in the reservoir enters the upper cavity 6 through the high-pressure water pump and the second backwashing pipe 19, the water entering the upper cavity 6 reversely flows into the filter cylinder 11 and is discharged through the sewage discharge pipe 15, the water entering the filter cylinder 11 during backwashing flows into the sewage discharge cavity 23 through the overflow hole 26, the sewage discharge valve and the water pump are opened after the water is flushed for a period of time, the wastewater is discharged out of the tank body 1 through the sewage discharge pipe 15, the water pump accelerates the discharge of the wastewater, and the circulation speed of backwashing water is accelerated.

The above embodiments are not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification of the above embodiments.

Claims

1. The utility model provides a binary channels high pressure back flush filter equipment, the device includes jar body, its characterized in that: the tank body comprises a top plate, the upper part of the inner side wall of the tank body is fixedly connected with a horizontally arranged upper baffle plate, the inner side wall of the tank body below the upper baffle plate is fixedly connected with a horizontally arranged lower baffle plate, the lower baffle plate is arranged at intervals with the bottom of the tank body, the space between the lower baffle plate and the bottom of the tank body is marked as a lower cavity, the cavity between the upper baffle plate and the lower baffle plate is marked as an upper cavity, a vertically arranged central tube is rotatably and hermetically connected between the lower baffle plate and the upper baffle plate, the top end of the central tube penetrates through the upper baffle plate and extends to the interval between the upper baffle plate and the top plate, a rotating gear is fixedly connected on the central tube positioned between the upper baffle plate and the top plate, the device also comprises a driving device for driving the rotating gear to rotate, the top end of the central tube is rotatably connected with a first backwashing tube, the end part of the first backwashing tube extends to the outer side of the top plate, and a check valve is arranged on the first backwashing tube positioned on the outer side of the top plate; the top of the lower partition board is fixedly connected with a filter cartridge arranged at an interval with the central tube along the circumferential direction of the central tube, the lower partition board is provided with a circulation hole corresponding to the filter cartridge, the circulation hole is communicated with the filter cartridge and the lower cavity, the side wall of the tank body where the lower cavity is located is communicated with a water inlet pipe, and the side wall of the tank body where the upper cavity is located is communicated with a water drain pipe; a plurality of backwashing devices arranged at intervals are arranged along the circumferential direction of the central pipe, the bottom of the lower cavity is communicated with a drain pipe, and the drain pipe extends out of the tank body.

2. The dual channel high pressure backwash filter device as defined in claim 1 wherein: the backwashing equipment comprises a water spraying cavity arranged at an interval with the central pipe, the water spraying cavity is vertically arranged and is communicated with the central pipe through a plurality of connecting pipes, one side of the water spraying cavity close to the filter cylinder is communicated with a plurality of nozzles arranged at intervals, and the end parts of the nozzles are arranged in an inverted horn shape; the side wall of the tank body where the upper cavity is located is communicated with a second backwashing pipe.

3. The dual channel high pressure backwash filter device as defined in claim 2, wherein: the driving device comprises a motor arranged on one side above the top plate, an output shaft of the motor is in transmission connection with a speed reducer, an output shaft of the speed reducer penetrates through the top plate and extends into the tank body above the upper partition plate, the output shaft of the speed reducer is located on one side of the central pipe, a transmission gear is in transmission connection with an output shaft of the speed reducer located in the tank body, and the transmission gear is meshed with the rotating gear.

4. The dual channel high pressure backwash filter device as defined in claim 1 wherein: a horizontally arranged sewage discharging cavity is installed in the lower cavity body, the bottom of the sewage discharging cavity is fixedly connected with a vertically arranged hydraulic cylinder, the fixed end of the hydraulic cylinder is fixedly connected to the bottom of the lower cavity body, the top of the sewage discharging cavity is fixedly connected with a plugging plug matched with the flow hole, the plugging plug is provided with an overflow hole, and the overflow hole is communicated with the sewage discharging cavity; the bottom of the sewage discharging cavity is communicated with a sewage discharging pipe, and the end part of the sewage discharging pipe penetrates through the bottom of the lower cavity and extends to the outside of the tank body, and a sewage discharging valve is installed at the end part of the sewage discharging pipe.

5. The dual channel high pressure backwash filter device as defined in claim 4 wherein: the drain valve is connected with a water pump through a pipeline.

6. The dual channel high pressure backwash filter device as defined in claim 1 wherein: the top plate is fixedly connected with the tank body through a flange.

7. The dual channel high pressure backwash filter device as defined in claim 4 wherein: the deflector that two slopes of blowdown intracavity fixedly connected with set up, the high-end fixed connection of deflector is on the inside wall in blowdown chamber, and the low side of deflector sets up towards the blow off pipe.