CN218166203U

CN218166203U - Anti-blocking water quality filtering device

Info

Publication number: CN218166203U
Application number: CN202221414752.9U
Authority: CN
Inventors: 邓燕平; 陶杰; 彭志华
Original assignee: Suzhou Suerke Environmental Protection Engineering Co ltd
Current assignee: Suzhou Suerke Environmental Protection Engineering Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-12-30
Anticipated expiration: 2032-06-07

Abstract

The utility model relates to the technical field of filtering devices, which comprises an anti-blocking water quality filtering device, comprising a pipe shell, wherein both ends of the pipe shell are respectively provided with a water outlet and a water inlet, and a filter is arranged in the middle of the pipe shell, one end of the pipe shell close to the water inlet is provided with a double flow passage, one flow passage in the double flow passage is communicated with the inlet of the filter, the outlet of the filter is communicated with the water outlet, the other flow passage in the double flow passage is communicated with a cylinder barrel, a piston block is arranged in the cylinder barrel in a sliding way, and one end of the cylinder barrel is communicated with the outlet of the filter; a valve body is arranged in each double flow passage; one end of the piston block is connected with a reciprocating push-pull driving piece, water in the filter can flow in a reverse direction, and then flows in a pulse mode through instantaneous pressurization of the piston block, so that backwashing is realized, and the aim of preventing blockage is fulfilled.

Description

Anti-blocking water quality filtering device

Technical Field

The utility model relates to a can prevent stifled formula water filtering device technical field, specifically indicate a can prevent stifled formula water filtering device.

Background

The filter is an indispensable device on a medium conveying pipeline and is usually arranged at the inlet end of a pressure reducing valve, a pressure relief valve, a constant water level valve and other equipment of a squaring filter. After the filter is provided with the filter cylinder with a filter screen with a certain specification, impurities are blocked, when the filter needs to be cleaned, the filter cylinder can be taken out only by taking out the detachable filter cylinder and then reloading the detachable filter cylinder after treatment, so that the use and maintenance are very convenient.

The problems in the prior art are as follows:

the filter can take place to block up after long-time the use in the pipeline, and traditional structure needs to wash after pulling down the filter screen, troublesome poeration.

Disclosure of Invention

To the above-mentioned problem that prior art exists, the to-be-solved technical problem of the utility model is: the anti-blocking water quality filtering device can prevent the anti-blocking water quality filtering device from preventing the problems of the anti-blocking water quality filtering device in the background technology.

In order to solve the technical problems, the invention adopts the following technical scheme: an anti-blocking water quality filtering device comprises a pipe shell, wherein a water outlet and a water inlet are respectively arranged at two ends of the pipe shell, a filter is arranged in the middle of the pipe shell, a double flow passage is arranged at one end, close to the water inlet, of the pipe shell, one flow passage in the double flow passage is communicated with an inlet of the filter, an outlet of the filter is communicated with the water outlet, the other flow passage in the double flow passage is communicated with a cylinder barrel, a piston block is arranged in the cylinder barrel in a sliding mode, and one end of the cylinder barrel is communicated with the outlet of the filter;

a valve body is arranged in each double flow passage;

one end of the piston block is connected with a reciprocating push-pull driving piece.

Preferably, the filter comprises an outer cylinder and a filter element, the diameter of the outer cylinder is larger than that of the filter element, and a cavity between the inner wall of the outer cylinder and the outer wall of the filter element is communicated with the water inlet;

and the cavity in the middle of the filter element is communicated with the water outlet.

Preferably, one end of the outer cylinder, which is far away from the pipe shell, is provided with a cover plate, and the cover plate is in threaded connection with the outer cylinder;

the one end shutoff that the pipe casing was kept away from to the filter core is provided with the support, is provided with a plurality of extension rods around the support, this extension rod and urceolus fixed connection.

Preferably, a first valve hole and a second valve hole are respectively arranged in the double flow channels of the tube shell, the positions of the first valve hole and the second valve hole are aligned, 2 valve bodies are respectively positioned on one side, close to the first valve hole and the second valve hole, the 2 valve bodies are connected with a valve rod, one end of the valve rod penetrates out of the outer wall of the tube shell, the valve rod is in threaded connection with the tube shell, and a rotating handle is arranged at one end, positioned outside the tube shell, of the valve rod.

Preferably, the reciprocating push-pull driving piece comprises a lever, a support rod is connected to the middle of the lever, a push-pull arm is hinged to one end of the lever, and one end, far away from the lever, of the push-pull arm is hinged to one end of the piston block.

Preferably, the lever is of a two-section structure, the two-section structure is formed by horizontally hinging a front section rod and a rear section rod, the front section rod is connected with the supporting rod, and the rear section rod is sleeved with a rubber sleeve.

Compared with the prior art, the invention has at least the following advantages:

1. the double-flow passage is arranged in the pipe shell, water enters the filter from one flow passage in a normal state, the filter normally operates, when the filter is blocked, the other flow passage in the double-flow passage is switched to be opened, the water enters from the outlet of the filter, the water reversely flows in the filter, and the water is subjected to instantaneous pressurization by the piston block to flow in a pulse mode, so that backwashing is realized, and the aim of preventing blockage is fulfilled.

2. The valve rod can simultaneously drive 2 valve bodies to move and adjust positions by rotating and vertically displacing, so that the first valve hole and the second valve Kong Qibi are quickly switched.

Drawings

Fig. 1 is a front view of an anti-blocking water filtration apparatus.

Fig. 2 is a top view of a lever of the anti-blocking water filter.

Fig. 3 is a top view of a bracket of an anti-blocking water filtering device.

In the figure, a pipe shell-1, a water outlet-11, a water inlet-12, a first valve hole-13, a second valve hole-14, a filter-2, an outer cylinder-21, a filter element-22, a bracket-23, a cover plate-24, a cylinder barrel-3, a piston block-4, a reciprocating push-pull driving piece-5, a push-pull arm-51, a lever-52, a front section rod-521, a rear section rod-522, a rubber sleeve-523, a support rod-6, a valve body-7, a valve rod-71 and a rotating handle-72.

Detailed Description

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

Referring to fig. 1-3, an anti-blocking water filtering device comprises a pipe casing 1, wherein a water outlet 11 and a water inlet 12 are respectively arranged at two ends of the pipe casing 1, a filter 2 is arranged in the middle of the pipe casing 1, a double-flow passage is arranged at one end of the pipe casing 1 close to the water inlet 12, one of the double-flow passage is communicated with an inlet of the filter 2, an outlet of the filter 2 is communicated with the water outlet 11, the other double-flow passage is communicated with a cylinder 3, a piston block 4 is arranged in the cylinder 3 in a sliding manner, and one end of the cylinder 3 is communicated with an outlet of the filter 2;

a valve body 7 is arranged in each double flow passage;

one end of the piston block 4 is connected with a reciprocating push-pull driving piece 5.

The pipe shell body 1 is internally provided with double flow passages, under a normal state, moisture enters the filter 2 from one flow passage, the filter 2 normally operates, when the filter 2 is blocked, the other flow passage in the double flow passages is switched to be opened, the moisture enters from the outlet of the filter 2, the moisture reversely flows in the filter 2, and the moisture is subjected to instantaneous pressurization by the piston block 4 to flow in a pulse mode, so that backwashing is realized, and the aim of preventing blockage is fulfilled.

The filter 2 comprises an outer cylinder 21 and a filter element 22, the diameter of the outer cylinder 21 is larger than that of the filter element 22, and a cavity between the inner wall of the outer cylinder 21 and the outer wall of the filter element 22 is communicated with the water inlet 12;

the cavity in the middle of the filter element 22 is communicated with the water outlet 11; moisture can enter the filter element 22 from the outside of the filter element 22, and the moisture is efficiently filtered.

A cover plate 24 is arranged at one end of the outer cylinder 21 far away from the pipe shell 1, and the cover plate 24 is in threaded connection with the outer cylinder 21;

one end of the filter element 22, which is far away from the tube shell 1, is provided with a support 23 in a plugging manner, and a plurality of extension rods are arranged around the support 23 and fixedly connected with the outer tube 21; the cover 24 is openable to facilitate disposal of the flushed contaminants.

A first valve hole 13 and a second valve hole 14 are respectively arranged in the double flow channels of the tube shell 1, the positions of the first valve hole 13 and the second valve hole 14 are aligned, 2 valve bodies 7 are respectively positioned at one side where the first valve hole 13 and the second valve hole 14 are close to each other, the 2 valve bodies 7 are all connected with a valve rod 71, one end of the valve rod 71 penetrates through the outer wall of the tube shell 1, the valve rod 71 is in threaded connection with the tube shell 1, and a rotating handle 72 is arranged at one end of the valve rod 71 positioned outside the tube shell 1; the valve rod 71 can drive 2 valve bodies 7 to move and adjust positions simultaneously through rotating up and down displacement, and the first valve hole 13 and the second valve hole 14 are quickly switched on and off.

The reciprocating push-pull driving piece 5 comprises a lever 52, the middle part of the lever 52 is connected with a support rod 6, one end of the lever 52 is hinged with a push-pull arm 51, and one end, far away from the lever 52, of the push-pull arm 51 is hinged with one end of the piston block 4; the operator presses and pulls the lever 52 to drive the piston block 4 to move up and down, temporarily blocks the upper flow channel of the two flow channels of the pipe housing 1 when moving down, then pressurizes the water, pushes the water to reversely flow in the filter 2, and realizes the pressurized back flush.

The lever 52 is a two-section structure, which is formed by horizontally hinging a front section rod 521 and a rear section rod 522, wherein the front section rod 521 is connected with the supporting rod 6, and the rear section rod 522 is sleeved with a rubber sleeve 523, so that the lever 52 can be folded, and the occupied space is reduced.

The working principle of the anti-blocking water quality filtering device is as follows: when the filter 2 is blocked, the valve rod 71 is rotated firstly, the valve rod 71 is enabled to move downwards, 2 valve bodies 7 are driven to move and adjust positions simultaneously, opening and closing of the first valve hole 13 and the second valve hole 14 are switched rapidly, the first valve hole 13 is enabled to be closed, the second valve hole 14 is enabled to be opened, moisture can enter from an outlet of the filter 2, moisture in the filter 2 flows reversely, an operator presses and pulls the lever 52 to drive the piston block 4 to move up and down, when moving downwards, a flow channel located at the upper side in the double flow channels of the pipe shell 1 is temporarily blocked, the moisture is pushed to flow reversely in the filter 2, instantaneous pressurization of the piston block 4 enables the moisture to flow in a pulse mode, pressurization backwashing is achieved, and blocking prevention can be achieved.

Finally, it is noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a but anti-blocking type water filtering device, includes tube housing (1), and the both ends of tube housing (1) are provided with delivery port (11) and water inlet (12) respectively, and the centre of tube housing (1) is provided with filter (2), its characterized in that: one end of the pipe shell (1) close to the water inlet (12) is provided with a double-flow passage, one of the double-flow passage is communicated with an inlet of the filter (2), an outlet of the filter (2) is communicated with the water outlet (11), the other double-flow passage is communicated with a cylinder barrel (3), a piston block (4) is arranged in the cylinder barrel (3) in a sliding manner, and one end of the cylinder barrel (3) is communicated with an outlet of the filter (2);

a valve body (7) is arranged in each double flow passage;

one end of the piston block (4) is connected with a reciprocating push-pull driving piece (5).

2. The anti-blocking water quality filtering device according to claim 1, characterized in that: the filter (2) comprises an outer cylinder (21) and a filter element (22), the diameter of the outer cylinder (21) is larger than that of the filter element (22), and a cavity between the inner wall of the outer cylinder (21) and the outer wall of the filter element (22) is communicated with the water inlet (12);

the cavity in the middle of the filter element (22) is communicated with the water outlet (11).

3. The anti-blocking water quality filtering device according to claim 2, characterized in that: a cover plate (24) is arranged at one end of the outer cylinder (21) far away from the pipe shell (1), and the cover plate (24) is in threaded connection with the outer cylinder (21);

one end shutoff that pipe casing (1) was kept away from in filter core (22) is provided with support (23), is provided with a plurality of extension rods around support (23), this extension rod and urceolus (21) fixed connection.

4. The anti-blocking water quality filtering device according to claim 1, characterized in that: be provided with first valve opening (13) and second valve hole (14) respectively in the double-flow passage of pipe casing (1), the position of first valve opening (13) and second valve hole (14) is aligned, 2 valve body (7) are located one side that first valve opening (13) and second valve hole (14) are close to respectively, and 2 valve body (7) all are connected with valve rod (71), the outer wall of pipe casing (1) is worn out to the one end of valve rod (71), and valve rod (71) and pipe casing (1) threaded connection, and valve rod (71) are located the outer one end of pipe casing (1) and are provided with commentaries on classics handle (72).

5. The anti-blocking water quality filtering device according to claim 1, characterized in that: the reciprocating push-pull driving piece (5) comprises a lever (52), a support rod (6) is connected to the middle of the lever (52), a push-pull arm (51) is hinged to one end of the lever (52), and one end, far away from the lever (52), of the push-pull arm (51) is hinged to one end of the piston block (4).

6. The anti-blocking water quality filtering device according to claim 5, characterized in that: the lever (52) is of a two-section structure, the two-section structure is formed by horizontally hinging a front section rod (521) and a rear section rod (522), the front section rod (521) is connected with the supporting rod (6), and the rear section rod (522) is sleeved with a rubber sleeve (523).