CN217909155U

CN217909155U - Back flush filtration equipment

Info

Publication number: CN217909155U
Application number: CN202221285788.1U
Authority: CN
Inventors: 胡亦聪; 林良宝; 宋成德
Original assignee: Zhejiang Honger Energy Saving And Environmental Protection Technology Co ltd
Current assignee: Zhejiang Honger Energy Saving And Environmental Protection Technology Co ltd
Priority date: 2022-05-25
Filing date: 2022-05-25
Publication date: 2022-11-29
Anticipated expiration: 2032-05-25

Abstract

The utility model provides a back flush filtration equipment, including filtering the piece, be equipped with two mutually independent filter unit on the filtration piece, last inlet and the liquid outlet of being equipped with respectively of filter unit, still include filtration passageway and back flush passageway, one of them filter unit's inlet and liquid outlet and filtration passageway intercommunication set up, another filter unit's inlet and liquid outlet and back flush passageway intercommunication set up, filter piece and filtration passageway and back flush passageway can take place relative rotation, make filter unit can with filtration passageway intercommunication or with back flush passageway intercommunication between the state switch, it has two filter unit, two filter unit respectively with filtration passageway and back flush passageway butt joint, just so can one carry out filtering, back flush work, and the accessible rotates and filters the operating condition that comes to two filter unit and switches, just so can avoid filtering interruption, keep filtering efficiency.

Description

Backwashing filtering equipment

Technical Field

The utility model relates to a filtration equipment technical field, concretely relates to back flush filtration equipment.

Background

The filter equipment is used for filtering polluted liquid, and generally comprises a liquid inlet and a liquid outlet, wherein during filtering, a filtrate enters from the liquid inlet and is discharged from the liquid outlet after being filtered by a filter element, and simultaneously has a back washing function.

SUMMERY OF THE UTILITY MODEL

To the problem pointed out in the background art, the utility model provides a back flush filtration equipment, it has the filter unit of two rotatable switchings, just so can carry out filtering work by one, and back flush work is carried out to another, can not influence filterable efficiency.

The technical scheme of the utility model is realized like this:

a back-washing filtering device comprises a filtering piece, wherein two mutually independent filtering units are arranged on the filtering piece, a liquid inlet and a liquid outlet are respectively arranged on each filtering unit, the back-washing filtering device also comprises a filtering channel and a back-washing channel, the liquid inlet and the liquid outlet of one filtering unit are communicated with the filtering channel, the liquid inlet and the liquid outlet of the other filtering unit are communicated with the back-washing channel, and the filtering piece, the filtering channel and the back-washing channel can rotate relatively, so that the filtering units can be switched between the states of being communicated with the filtering channel or the back-washing channel.

The utility model discloses further set up to, the filter unit for setting up the filter chamber on filtering, be equipped with the filter core in the filter chamber, be equipped with respectively with inlet and the liquid outlet of filter chamber intercommunication on filtering.

The utility model discloses further set up to, still include the mount, be equipped with on the mount can with the filtration passageway of inlet and liquid outlet intercommunication on the filter unit, be equipped with on the mount can with the back flush passageway of inlet and liquid outlet intercommunication on the filter unit.

The utility model discloses further set up to, be equipped with on one of them fixed plate and be used for the drive to filter a pivoted motor.

The utility model discloses further set up to, still include the filter chamber, filter the setting and be in the inside of filter chamber, be equipped with corresponding filtration passageway on the lateral wall of filter chamber, be equipped with corresponding back flush channel on the lateral wall of filter chamber.

The utility model discloses further set up as, the filter chamber on be equipped with the leakage fluid dram.

The utility model discloses further set up as, the filter chamber on be equipped with and be used for the drive filter pivoted motor.

The utility model discloses further set up to, filter and be equipped with the end cap, the end cap can carry out the shutoff to filtration passageway and/or back flush channel.

Adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model provides a back flush filtration equipment, it has two filter unit, two filter unit respectively with filtration passageway and back flush channel butt joint, just so can one carry out filtering operation, one carries out back flush work, and the accessible rotates and filters the operating condition who comes two filter unit and switch, just so can avoid filtering operation to break off, keeps filtering operation's efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

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

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a top view of the filter element of the present invention;

FIG. 4 is a schematic view of the connection structure of the liquid inlet and the liquid outlet with the filtering channel and the back washing channel;

fig. 5 is a schematic view of the connection and disassembly of the liquid inlet and the liquid outlet with the filtering channel and the back-washing channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

The present invention is described below with reference to fig. 1-5:

a backwash filter device includes a rotatable filter member 1.

Filter and be equipped with two mutually independent filter unit 2 on the 1, the upper and lower both sides of every filter unit 2 are equipped with convex inlet 3 and liquid outlet 4 respectively, and inlet 3 and liquid outlet 4 are pipeline column structure.

The device also comprises a filtering channel 5 and a back flushing channel 6, wherein the filtering channel 5 and the back flushing channel 6 are both in pipeline-shaped structures.

The liquid inlet 3 and the liquid outlet 4 of one of the filtering units 2 are in butt joint and communicated with the filtering channel 5, the liquid inlet 3 and the liquid outlet 4 of the other filtering unit 2 are in butt joint and communicated with the back flushing channel 6, and when the filtering piece 1 rotates, the filtering unit 2 can be switched between the states of being communicated with the filtering channel 5 or the back flushing channel 6.

The filtering piece 1 is of a cylindrical structure, the filtering unit 2 is of a semi-cylindrical shape, a liquid inlet 3 and a liquid outlet 4 in the circumferential direction of the filtering piece 1 are communicated with the filtering channel 5 or form sliding fit with the backwashing channel 6, and the liquid inlet 3 and the liquid outlet 4 can be communicated with the filtering channel 5 or form mutually butted sealing fit with the backwashing channel 6 in the axial direction of the filtering piece.

The filtering unit 2 is a filtering cavity arranged on the filtering piece 1, a filtering core 21 is arranged in the filtering cavity, and the upper side and the lower side of the filtering piece 1 are respectively provided with a liquid inlet 3 and a liquid outlet 4 which are communicated with the filtering cavity.

The upper and lower sides of the filter element 1 are respectively provided with a fixing plate 8 (namely a fixing frame), the upper and lower fixing plates 8 are provided with corresponding filter channels 5, and the upper and lower fixing plates 8 are provided with corresponding back washing channels 6. The fixing plate 8 may be a frame-like structure, and is fixedly connected to an external object.

One of the fixing plates 8 is provided with a motor 9 for driving the filter element 1 to rotate.

The filter element 1 is rotatably arranged inside the filter chamber 10, the filter element 1 can be connected with the filter chamber 10 through a bearing structure, the outer ring of the bearing is fixedly connected with the filter chamber 10, the inner ring of the bearing is fixedly connected with the filter element 1, and the structure diagram of the bearing is not shown.

The filter 1 and the inner wall of the filter chamber 10 are arranged at intervals, the filter chamber 10 and the filter 1 are connected in a relatively rotatable manner, the filter 1 can rotate, and the filter chamber 10 can also rotate, and the embodiment disclosed in the application is that the filter 1 rotates.

The upper and lower side walls of the filtering chamber 10 are respectively provided with corresponding filtering passages 5, and the filtering passages 5 are tubular and extend into the filtering chamber 10.

The upper and lower side walls of the filtering chamber 10 are respectively provided with corresponding back flushing channels 6, and the back flushing channels 6 are tubular and extend into the filtering chamber 10.

The end parts of the liquid inlet 3 and the liquid outlet 4 are respectively provided with a sealing gasket 31, the edges of the end parts of the filtering channel 5 and the back washing channel 6 respectively form a guide part 32, the edges of the end parts of the filtering channel 5 and the back washing channel 6 are provided with an arc chamfer which is the guide part 32, and the diameters of the filtering channel 5 and the back washing channel 6 can be designed to be larger than the diameters of the liquid inlet 3 and the liquid outlet 4.

The end surfaces of the liquid inlet 3 and the liquid outlet 4 are provided with convex extrusion rings 71, the extrusion rings 71 are of circular structures, the end surfaces of the end parts of the filtering channel 5 and the back flushing channel 6 are provided with concave grooves 72, and when the liquid inlet 3 and the liquid outlet 4 are in butt joint and matching with the filtering channel 5 and the back flushing channel 6, the extrusion rings 71 are correspondingly and adaptively connected with the grooves 72. With the arrangement, in the butt joint process of the liquid inlet 3 and the liquid outlet 4 with the filtering channel 5 and the back flushing channel 6, the extrusion ring 71 can extrude the filtering channel 5 and the back flushing channel 6 to deform the filtering channel 5 and the back flushing channel 6, and after the butt joint is completed, the deformation of the filtering channel 5 and the back flushing channel 6 is recovered, so that the butt joint process is easier, and the sealing fit can be formed after the butt joint.

The filtering chamber 10 is provided with a liquid outlet 11. When the filter member 1 is rotated and switched, the liquid in the filter member 1 flows out and flows into the filter chamber 10, and then the liquid in the filter chamber 10 is discharged through the liquid discharge port 11.

The liquid in the filter channel 5 and the backwash channel 6 flows in opposite directions. Therefore, when the rotary switching is carried out, the back washing channel can only form the back washing effect.

The filtering chamber 10 is provided with a motor 9 for driving the filtering member 1 to rotate.

The filter element 1 is provided with a plug 41, the plug 41 can plug the filter channel 5 and/or the backwash channel 6, the plug 41 is a cylindrical structure protruding from the filter element 1, and one or two plugs 41 can be arranged. When the device is out of operation, the plugs 41 are used to plug the filter channels 5 and/or the backwash channels 6 and prevent liquid from flowing to the inside of the filter chamber 10. The stopper 41 is also provided with a projecting squeeze ring 71.

The filter unit of the application allows certain leakage to flow into the outer barrel when in work, or a liquid receiving barrel structure is arranged at the lower side of the filter unit. The connection of the liquid inlet 3 and the liquid outlet 4 to the filter channel 5 and the back-flush channel 6 allows for a certain leakage.

The filter chamber is provided with a chamber for placing the filter element, and the chamber can be arranged with an opening at the upper side or can be arranged in a closed manner.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the utility model provides a back flush filtration equipment, it has two filter unit 2, two filter unit 2 respectively with filtration passageway 5 and back flush passageway 6 butt joint, just so can one carry out filtering operation, one carries out back flush work, and the accessible rotates and filters 1 and come to switch two filter unit 2 operating condition, just so can avoid filtering operation to break off, keeps filtering operation's efficiency.

The above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A backwash filter device is characterized in that: the filter element is provided with two mutually independent filter units, the filter units are respectively provided with a liquid inlet and a liquid outlet, the filter element further comprises a filter channel and a back flush channel, the liquid inlet and the liquid outlet of one filter unit are communicated with the filter channel, the liquid inlet and the liquid outlet of the other filter unit are communicated with the back flush channel, the filter element, the filter channel and the back flush channel can rotate relatively, and the filter unit can be switched between the states of being communicated with the filter channel or the back flush channel.

2. The backwash filter apparatus as defined in claim 1, wherein: the filtering unit is a filtering cavity arranged on the filtering piece, a filtering core is arranged in the filtering cavity, and a liquid inlet and a liquid outlet which are respectively communicated with the filtering cavity are arranged on the filtering piece.

3. The backwash filter device as defined in claim 2, wherein: still include the mount, be equipped with on the mount can with the filtration passageway of inlet and the liquid outlet intercommunication on the filter unit, be equipped with on the mount can with the back flush passageway of inlet and liquid outlet intercommunication on the filter unit.

4. The backwash filter device as defined in claim 3, wherein: one of the fixing plates is provided with a motor for driving the filter element to rotate.

5. The backwash filter device as defined in claim 2, wherein: the filter is arranged inside the filter chamber, the side wall of the filter chamber is provided with a corresponding filter passage, and the side wall of the filter chamber is provided with a corresponding back flush passage.

6. The backwash filter apparatus as defined in claim 5, wherein: the filter chamber is provided with a liquid outlet.

7. The backwash filter apparatus as defined in claim 5, wherein: and a motor for driving the filtering piece to rotate is arranged on the filtering chamber.

8. The backwash filter device as defined in claim 3 or 5, wherein: the filtering piece is provided with a plug which can plug the filtering channel and/or the back washing channel.