CN209848462U - Precision filter with easily replaced filter element - Google Patents

Abstract

The utility model discloses an easy change precision filter of filter core relates to sewage treatment technical field, and its filter core needs to be fixed it through the screw when the installation for solving among the prior art's its filter core of carousel formula filter, comparatively loaded down with trivial details problem consuming time when the dismantlement in the future is changed. The one end of filter main part is provided with the water inlet, the other end of filter main part is provided with the delivery port, one side of delivery port is provided with the back flush pump, the top of back flush pump is provided with the drain, the top of delivery port is provided with driving motor, one side of driving motor is provided with the mouth of a river of washing, the inside of filter main part is provided with the back flush pipe, the surface of back flush pipe is provided with washing terminals, and washing terminals has a plurality ofly, washing terminals's below is provided with connects dirty groove, the below that connects dirty groove is provided with sewage pipes, the both sides that connect dirty groove all are provided with the filtration rotary drum.

Description

A precision filter that is easy to replace the filter element

technical field

The utility model relates to the technical field of sewage treatment, in particular to a precision filter which is easy to replace the filter element.

Background technique

The filter is an indispensable device on the conveying medium pipeline. It is usually installed at the inlet end of the pressure reducing valve, pressure relief valve, fixed water level valve, and other equipment of the square filter. The filter is composed of a cylinder, a stainless steel filter, a sewage discharge part, a transmission device and an electrical control part. Classified according to performance: pipeline filter, double cylinder filter, high pressure filter; the above should be a mesh filter, in fact, there are many kinds of filters, such as laminated filter, sand rod filter, carbon filter, Plate and frame filter, activated carbon filter, diatomite filter, microporous filter, etc., the main principle is to use the pore size of the filter medium to intercept substances smaller than the pore size of the medium. Of course, some filter media also have special effects such as adsorption. . Backwashing of most filters is not so troublesome, as long as clean water is used to guide the media in the reverse backwash filter from the end of the filtered water, a good backwash effect can be achieved.

However, when the filter element of the existing rotary disc filter is installed, it needs to be fixed by screws, and it is more cumbersome and time-consuming to disassemble and replace in the future; therefore, it does not meet the existing needs, and we propose a A precision filter that is easy to replace the element.

Utility model content

The purpose of this utility model is to provide a precision filter that is easy to replace the filter core, so as to solve the problem that the filter core of the rotary disc filter proposed in the above-mentioned background technology needs to be fixed by screws when it is installed, and it is relatively difficult to disassemble and replace in the future. A tedious and time-consuming problem.

In order to achieve the above purpose, the utility model provides the following technical solutions: a precision filter that is easy to replace the filter element, including a filter body, one end of the filter body is provided with a water inlet, and the other end of the filter body is provided with A water outlet, a backwash pump is arranged on one side of the water outlet, a sewage outlet is arranged above the backwash pump, a driving motor is arranged above the water outlet, and a flushing water outlet is arranged on one side of the driving motor , the inside of the filter main body is provided with a backwash pipe, the outer surface of the backwash pipe is provided with a flushing nozzle, and there are multiple flushing nozzles, a dirt receiving tank is arranged below the flushing nozzle, and the dirt receiving The bottom of the tank is provided with a sewage pipe, and both sides of the sewage receiving tank are provided with a filter drum, and one side of the filter drum is provided with a support filter frame, and there are two support filter frames, and the support filter frame There are control shafts at both ends of the support filter frame, and there are four spring buttons on the inner side of the support filter frame, and there are four spring buttons. A filter core plate is provided, and there are four filter core plates, filter cloth is provided on the outer surface of the filter core plate, a fixed block is provided at one end of the filter core plate, a water storage tank is provided under the filter drum, and the storage tank The outer surface of the sink is provided with a vent, and there are two vents, and one side of the vent is provided with a cleaning port.

Preferably, the filter body is connected to the backwash pump through bolts, and the drive motor is connected to the filter drum through crawlers.

Preferably, the sewage receiving tank is welded to the sewage pipe, the backwash pipe is fixedly connected to the flushing nozzle, and the filter drum is connected to the filter main body through a bracket.

Preferably, the venting port and the cleaning port are welded to the main body of the filter, and the water storage tank is fixedly connected to the water outlet.

Preferably, the support filter frame is connected to the control shaft through a card slot, and the control shaft is connected to the filter drum through bolts.

Preferably, the filter core plate is fixedly connected with the filter cloth, the fixed block is combined with the fixed locking groove, and the supporting filter frame is connected with the spring button through the groove.

Compared with the prior art, the beneficial effects of the utility model are:

The equipment of the utility model is simple and compact. When replacing the filter element, the equipment only needs to open the top cover above the main body of the filter. Different from the previous round turntable filter holder, the filter holder of this equipment adopts a horizontal square structure. At the same time, the filter frame and the filter drum are connected by a rotating shaft, which is convenient for the user to disassemble. When replacing the filter plate, turn the filter frame to the upper opening, and then press the spring button set on the filter frame to one Push it sideways to expose the fixing block, then you can take out the filter element plate and replace it with a new filter element plate. After releasing the spring button, the spring button will re-fix the fixing block at one end of the filter element plate, and the whole replacement operation It is convenient and fast, and consumes less time.

Description of drawings

Fig. 1 is the overall front view of the utility model;

Fig. 2 is the overall side view of the utility model;

Fig. 3 is the structural schematic diagram of filter drum of the present utility model;

Fig. 4 is a structural schematic diagram of the supporting filter frame of the present invention.

In the figure: 1. Drive motor; 2. Flush outlet; 3. Filter main body; 4. Sewage tank; 5. Filter drum; 6. Sewage outlet; 7. Backwash pump; Water inlet; 10. Sewage pipe; 11. Vent; 12. Water outlet; 13. Water storage tank; 14. Support filter frame; 15. Filter cloth; 16. Control shaft; 17. Spring button key; 18. Fixed lock groove ; 19, fixed block; 20, filter core plate; 21, cleaning port; 22, flushing nozzle.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Please refer to Figures 1-4, an embodiment provided by the utility model: a precision filter that is easy to replace the filter element, including a filter body 3, one end of the filter body 3 is provided with a water inlet 9, and the filter body 3 The other end is provided with a water outlet 12, and one side of the water outlet 12 is provided with a backwash pump 7, and the top of the backwash pump 7 is provided with a sewage outlet 6 to discharge the sewage, and a drive motor 1 is provided above the water outlet 12 to provide power. One side of the driving motor 1 is provided with a flushing water port 2, the inside of the filter body 3 is provided with a backwashing pipe 8, and the outer surface of the backwashing pipe 8 is provided with a flushing nozzle 22 to flush the filter element, and there are many flushing nozzles 22 One, the bottom of the flushing nozzle 22 is provided with a sewage receiving tank 4, which collects the floating matter produced by flushing, and the bottom of the sewage receiving tank 4 is provided with a sewage discharge pipe 10, and the both sides of the sewage receiving tank 4 are provided with a filter drum 5 to filter One side of rotating cylinder 5 is provided with support filter frame 14, and support filter frame 14 has two, and the two ends of support filter frame 14 are all provided with control rotating shaft 16, and the inner side of support filter frame 14 is provided with spring button key 17, is convenient to Use, and there are four spring button keys 17, a fixed lock groove 18 is provided below the spring button key 17, a filter core plate 20 is arranged above the support filter frame 14, and there are four filter core plates 20, the outer surface of the filter core plate 20 Filter cloth 15 is provided, and one end of filter core plate 20 is provided with fixed block 19, is convenient to fix, and the bottom of filter drum 5 is provided with water storage tank 13, makes water sedimentation, and the outer surface of water storage tank 13 is provided with vent 11, will The water in the water storage tank 13 is emptied, which is convenient for cleaning, and there are two vents 11, and one side of the vent 11 is provided with a cleaning port 21 to clean the water storage tank 13.

Further, the filter body 3 is connected to the backwash pump 7 by bolts, and the drive motor 1 is connected to the filter drum 5 by crawlers, which is convenient for transmission.

Further, the sewage receiving tank 4 is welded to the sewage pipe 10, the backwash pipe 8 is fixedly connected to the flushing nozzle 22, and the filter drum 5 is connected to the filter main body 3 through a bracket to facilitate the support of the filter drum 5.

Further, the venting port 11 and the cleaning port 21 are welded to the filter main body 3, and the water storage tank 13 is fixedly connected to the water outlet 12, so that the filtered water can be precipitated.

Further, the support filter frame 14 is connected to the control shaft 16 through a slot, and the control shaft 16 is connected to the filter drum 5 through bolts to enhance stability.

Further, the filter core plate 20 is fixedly connected with the filter cloth 15, the fixed block 19 is combined with the fixed lock groove 18, and the supporting filter frame 14 is connected with the spring button 17 through the groove, leaving a certain space for the pressing of the spring button 17 move.

Working principle: When in use, when the sewage enters the filter drum 5 from the water inlet 9, the drive motor 1 drives the filter drum 5 to rotate so that the filter core plate 20 installed inside can filter the sewage. During the process, the floating matter in the sewage will accumulate on the surface of the filter cloth 15 on the filter core plate 20. When the supporting filter frame 14 inside the filter drum 5 rotates to the highest point, it will gradually be parallel to the water surface by controlling the rotating shaft 16. At this time The supporting filter frame 14 will pass above the sewage tank 4, and the surface of the filter element plate 20 will be washed by the flushing nozzle 22 above the sewage tank 4, so that the floating matter will fall into the sewage tank 4, and finally discharged through the sewage pipe 10, and filtered The finished water enters the water storage tank 13 at the bottom of the filter drum 5 for sedimentation, and then discharges from the water outlet 12. When the filter core plate 20 needs to be replaced, just turn the support filter frame 14 to the opening above the equipment, and then put the Push the spring button 17 set on the support filter frame 14 to one side, so that the fixed block 19 can be moved out. At this time, the filter core plate 20 can be taken out, and then a new filter core plate 20 can be replaced, and the spring button is released. 17, make it re-fix the fixing block 19 at one end of the filter core plate 20, and replace them one by one according to this method.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to be included in the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A precision filter that is easy to replace the filter element, including a filter body (3), characterized in that: one end of the filter body (3) is provided with a water inlet (9), and the filter body (3) The other end of the water outlet (12) is provided with a backwash pump (7) on one side of the water outlet (12), and a sewage outlet (6) is provided above the backwash pump (7). A drive motor (1) is provided above the water outlet (12), a flushing water port (2) is provided on one side of the drive motor (1), and a backwash pipe (8) is provided inside the filter body (3) ), the outer surface of the backwash pipe (8) is provided with a flushing nozzle (22), and there are multiple flushing nozzles (22), and a dirt receiving tank (4) is arranged below the flushing nozzle (22), so A sewage pipe (10) is arranged below the dirt receiving tank (4), and a filter drum (5) is installed on both sides of the dirt receiving tank (4), and one side of the filter drum (5) is set There is a support filter holder (14), and there are two support filter holders (14), both ends of the support filter holder (14) are provided with control shafts (16), and the inside of the support filter holder (14) is provided with There are spring button keys (17), and there are four spring button keys (17), a fixed lock groove (18) is provided under the spring button keys (17), and a A filter core plate (20), and there are four filter core plates (20), the outer surface of the filter core plate (20) is provided with a filter cloth (15), and one end of the filter core plate (20) is provided with a fixing block (19) , the bottom of the filter drum (5) is provided with a water storage tank (13), the outer surface of the water storage tank (13) is provided with a vent (11), and there are two vents (11), the vent One side of the port (11) is provided with a cleaning port (21). 2. A precision filter that is easy to replace the filter element according to claim 1, characterized in that: the filter body (3) is connected to the backwash pump (7) by bolts, and the drive motor (1) is connected to the The filter drums (5) are connected by crawlers. 3. A precision filter that is easy to replace the filter element according to claim 1, characterized in that: the sewage receiving tank (4) is welded to the sewage pipe (10), and the backwash pipe (8) is connected to the flushing pipe (8) The spray head (22) is fixedly connected, and the filter drum (5) is connected with the filter main body (3) through a bracket. 4. A precision filter that is easy to replace the filter element according to claim 1, characterized in that: the vent port (11) and the cleaning port (21) are welded to the filter body (3), and the water storage tank (13) is fixedly connected with the water outlet (12). 5. A precision filter that is easy to replace filter elements according to claim 1, characterized in that: the support filter frame (14) is connected to the control shaft (16) through a slot, and the control shaft (16) is connected to The filter drum (5) is connected by bolts. 6. A precision filter that is easy to replace the filter element according to claim 1, characterized in that: the filter element plate (20) is fixedly connected to the filter cloth (15), and the fixed block (19) is connected to the fixed lock groove (18) Combined connection, the support filter holder (14) is connected with the spring button key (17) through a groove.