CN221107250U - Gas-water double-path liquid control backflushing filter - Google Patents

Abstract

The utility model discloses a gas-water double-path liquid control backflushing filter, which relates to the technical field of backflushing filters and comprises a backflushing filter body and a liquid inlet arranged at the upper end of the backflushing filter body, wherein a blowdown valve core assembly is arranged at one side of the lower end of the liquid inlet, a discharge assembly is fixedly arranged at one side of the outer wall of the blowdown port, an operator can regularly dismount and clean the blowdown position of the backflushing filter, after the threaded hollow cover is loosened, an eduction pipe is directly drawn out to clean the inner cavity of the backflushing filter, and the operator can conveniently clean a blowdown pipeline regularly through the threaded connection of the threaded outer pipe and the threaded hollow cover, so that the blowdown effect of the backflushing filter is improved.

Description

Gas-water double-path liquid control backflushing filter

Technical Field

The utility model relates to the technical field of backflushing filters, in particular to a gas-water double-path liquid control backflushing filter.

Background

The back flushing filter is a precise device which uses a filter screen to directly intercept impurities in water, remove suspended matters and particles in the water, reduce turbidity, purify water quality, reduce system dirt, bacteria and algae, rust and the like, so as to purify water quality and protect other devices of the system to work normally; when the impurities are discharged from the sewage outlet, the sewage outlet is closed again, and the liquid inlet and the liquid outlet are opened.

In document CN201822095551.7, a gas-water double-way hydraulic control backflushing filter is proposed, including the filter body to and locate the feed liquor mouth, the backflushing chamber of installing the blowdown joint, install filter screen chamber, the liquid outlet of filter screen subassembly that communicate in proper order on it, the blowdown joint includes: the sewage valve body is provided with a first valve cavity communicated with the middle, a liquid inlet and a sewage outlet which are respectively arranged at two ends of the first valve cavity, and a filtering port which is respectively communicated with the first valve cavity and the filtering screen cavity is arranged in the length direction of the sewage valve body; the drain valve core is movably arranged in the first valve cavity and is provided with a liquid inlet position which moves towards the drain outlet under the drive of liquid inlet acting force to close the drain outlet and enable the filter screen cavity to be communicated with the liquid inlet, and a drain position which moves towards the liquid inlet under the drive of recoil liquid acting force to close the liquid inlet and enable the filter screen cavity to be communicated with the drain outlet. Through setting up a blowdown joint, can realize the control to inlet and drain, compare with prior art, simple structure, low in production cost.

The gas-water double-path liquid control backflushing filter provided in the cited patent introduces gas or liquid through the liquid inlet, the liquid enters the filter screen cavity through the liquid inlet cavity of the blowdown valve core, and then flows out of the liquid outlet through the alternative valve body after being filtered by the filter screen component, and impurities intercepted by the filter screen are discharged through the blowdown outlet due to the communication of the filter screen cavity and the blowdown outlet, and the blowdown outlet is used for long-term blowdown, other larger impurities such as scale are easy to accumulate in the filter, and if the filter is not treated, sewage in the backflushing filter cannot be drained, so that the filtering effect of the backflushing filter is affected.

Aiming at the problems, a gas-water double-path hydraulic control backflushing filter is provided.

Disclosure of utility model

The utility model aims to provide a gas-water double-path liquid control backflushing filter, which adopts the device to work, so as to solve the problems that impurities intercepted by a filter screen can be discharged through a sewage outlet because the filter screen cavity is communicated with the sewage outlet, the sewage outlet discharges sewage for a long time, other larger impurities such as scale are easy to accumulate in the sewage outlet, sewage in the backflushing filter cannot be discharged if the sewage is not treated, and the filtering effect of the backflushing filter is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the air-water double-path liquid control backflushing filter comprises a backflushing filter body and a liquid inlet arranged at the upper end of the backflushing filter body, wherein a blowdown valve core assembly is arranged at one side of the lower end of the liquid inlet, a blowdown valve body is arranged at one side of the blowdown valve core assembly, an alternate valve body assembly is arranged at the lower end of the blowdown valve body, a blowdown port is arranged at one side of the outer wall of the backflushing filter body, a discharge assembly is fixedly arranged at one side of the outer wall of the blowdown port, and the discharge assembly is used for discharging sewage in an inner cavity of the backflushing filter;

The drainage assembly comprises a connecting mechanism and a erection mechanism movably mounted on the outer surface of the connecting mechanism, extension mechanisms are fixedly mounted at two ends of the erection mechanism in a threaded manner, sewage is led out through the arrangement of the connecting mechanism, the connection position of the drainage assembly and the sewage outlet is supported through the arrangement of the erection mechanism, and the supporting position of the erection mechanism is adjusted through the arrangement of the extension mechanisms.

Further, the connecting mechanism comprises a threaded outer tube and a delivery tube movably inserted into an inner cavity at one side of the threaded outer tube, and one end of the outer surface of the delivery tube is provided with a leakage-proof adhesive layer.

Further, one end of the leakage-proof adhesive layer is movably provided with a threaded hollow cover, and the middle part of the threaded hollow cover is provided with a restraining groove.

Further, the erection mechanism comprises a hollow circular ring and fixed blocks fixedly arranged at two ends of the outer wall of the hollow circular ring, and a communication groove is formed in one end of each fixed block.

Further, the upper end threaded connection of intercommunication groove has the threaded rod, and the inner wall of hollow ring has seted up interior caulking groove all around, has the gyro wheel through loose axle movable mounting in the inner chamber of interior caulking groove.

Further, the extension mechanism comprises a long block and round thread grooves which are linearly and equidistantly arranged at the upper end of the long block.

Compared with the prior art, the utility model has the following beneficial effects: the operator can dismantle the clearance to the blowdown position of recoil filter regularly, through dismantling the hollow lid of screw thread outer tube threaded connection for after the hollow lid of screw thread is not hard up, directly take the delivery tube out clear up its inner chamber can, through the threaded connection of the hollow lid of screw thread outer tube and screw thread, the operator of being convenient for regularly clear up sewage pipes, improves the blowdown effect of back flush filter.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a plan view of a backflushing filter of the present utility model;

FIG. 3 is a schematic perspective view of a connecting mechanism according to the present utility model;

Fig. 4 is a schematic perspective view of the erection mechanism and the extension mechanism of the utility model.

In the figure: 1. backwashing the filter body; 2. a liquid inlet; 3. a blowdown valve core assembly; 4. a blow-down valve body; 5. an alternating valve body assembly; 6. a sewage outlet; 7. a discharge assembly; 71. a connecting mechanism; 711. a threaded outer tube; 712. a delivery tube; 713. a leakage-proof adhesive layer; 714. a threaded hollow cap; 715. a restraining groove; 72. an erection mechanism; 721. a hollow ring; 722. a fixed block; 723. a communication groove; 724. a threaded rod; 725. an embedded groove; 726. a roller; 73. an extension mechanism; 731. a long block; 732. and a circular thread groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, the gas-water double-path hydraulic control backflushing filter comprises a backflushing filter body 1 and a liquid inlet 2 arranged at the upper end of the backflushing filter body 1, wherein a blowdown valve core assembly 3 is arranged at one side of the lower end of the liquid inlet 2, a blowdown valve body 4 is arranged at one side of the blowdown valve core assembly 3, an alternate valve body assembly 5 is arranged at the lower end of the blowdown valve body 4, a blowdown outlet 6 is arranged at one side of the outer wall of the backflushing filter body 1, a discharge assembly 7 is fixedly arranged at one side of the outer wall of the blowdown outlet 6, and sewage in an inner cavity of the backflushing filter is discharged through the arrangement of the discharge assembly 7.

The utility model is further described below with reference to examples.

Embodiment one:

Referring to fig. 1-3, the discharging assembly 7 includes a connecting mechanism 71 and a setting mechanism 72 movably mounted on an outer surface of the connecting mechanism 71, an extension mechanism 73 is fixedly mounted at two ends of the setting mechanism 72 in a threaded manner, the setting of the connecting mechanism 71 is used for guiding out sewage, the setting of the setting mechanism 72 is used for supporting a joint of the discharging assembly 7 and the sewage outlet 6, the setting of the extension mechanism 73 is used for adjusting a supporting position of the setting mechanism 72, the connecting mechanism 71 includes a threaded outer tube 711 and an eduction tube 712 movably inserted into an inner cavity at one side of the threaded outer tube 711, one end of an outer surface of the eduction tube 712 is provided with a leakage-proof adhesive layer 713, and the setting of the leakage-proof adhesive layer 713 is used for improving the stability of the connection between the eduction tube 712 and the threaded outer tube 711.

One end of the anti-leakage glue layer 713 is movably provided with a threaded hollow cover 714, the middle of the threaded hollow cover 714 is provided with a restraining groove 715, one end of the threaded hollow cover 714 is in threaded fixation with the threaded outer tube 711, and one end of the anti-leakage glue layer 713 is tightly pressed around the notch of the threaded outer tube 711 by the restraining groove 715.

Specifically, the operator can dismantle the clearance to the blowdown position of recoil filter regularly, through dismantling the hollow lid 714 of screw thread outer tube 711 threaded connection for after the hollow lid 714 of screw thread is not hard up, directly take out the delivery tube 712 clear up its inner chamber can, through the threaded connection of the hollow lid 714 of screw thread outer tube 711 and screw thread, the operator of being convenient for regularly clear up the blow off pipeline, improves the blowdown effect of back flush filter.

Embodiment two:

Referring to fig. 1-4, the erecting mechanism 72 includes a hollow ring 721 and a fixed block 722 fixedly mounted at two ends of an outer wall of the hollow ring 721, one end of the fixed block 722 is provided with a communicating groove 723, an upper end of the communicating groove 723 is in threaded connection with a threaded rod 724, an embedded groove 725 is formed around an inner wall of the hollow ring 721, a roller 726 is movably mounted in an inner cavity of the embedded groove 725 through a movable shaft, the extending mechanism 73 includes a long block 731 and a circular thread groove 732 linearly and equidistantly formed at an upper end of the long block 731, the long block 731 is movably mounted in the inner cavity of the communicating groove 723, the position of the long block 731 is fixed by passing through the circular thread groove 732 through the threaded rod 724, and the roller 726 is used for assisting an operator to take out the delivery pipe 712 from the inner cavity of a threaded outer pipe 711.

Specifically, the operator can accomplish the installation to the delivery pipe 712 through installing screw thread hollow lid 714 at screw thread outer tube 711 surface, in order to improve the stability of delivery pipe 712 installation, remove the junction of delivery pipe 712 and screw thread outer tube 711 with hollow ring 721, hollow ring 721 is when removing, the fixed block 722 of setting up in hollow ring 721 outer wall both sides can slidable mounting on the external surface of long piece 731, when confirming the supporting position of hollow ring 721, pass circular thread groove 732 through threaded rod 724 and carry out the position fixing to long piece 731, fix the mounted position of hollow ring 721, support through hollow ring 721 improves the setting connection stability of blow off pipeline.

To sum up: the operator can dismantle the clearance to the blowdown position of recoil filter regularly, through dismantling the hollow lid 714 of screw thread outer tube 711 threaded connection for after the hollow lid 714 of screw thread is not hard up, directly take out the delivery tube 712 clear up its inner chamber can, through the threaded connection of the hollow lid 714 of screw thread outer tube 711, be convenient for the operator regularly clear up the blowdown pipeline, improve the blowdown effect of back flush filter, can accomplish the installation to the delivery tube 712 through installing the hollow lid 714 screw thread in the outer surface of the outer tube 711 of screw thread, in order to improve the stability of delivery tube 712 installation, remove the junction of delivery tube 712 and screw thread outer tube 711 with hollow ring 721, hollow ring 721 is when removing, the fixed block 722 that sets up in hollow ring 721 outer wall both sides can slidable mounting on the external surface of long piece 731, when confirming the supporting position of hollow ring 721, fix the installation position of hollow ring 721 through threaded rod 724 through round screw thread groove 732, improve the setting connection stability of blowdown pipeline through the support of hollow ring 721.

It should be noted that, the air-water two-way hydraulic control backflushing filter is internally provided with core components capable of supporting the normal operation of the air-water two-way hydraulic control backflushing filter, and the core components are used for normal operation and are not an innovation part of the document of the application, and the application also belongs to common knowledge, and a person skilled in the art can think of specific structures and structural layout arrangements.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a gas-water double-circuit liquid accuse recoil filter, includes back flush filter body (1) and sets up inlet (2) in back flush filter body (1) upper end, and lower extreme one side of inlet (2) is provided with blowdown case subassembly (3), and one side of blowdown case subassembly (3) is provided with blowdown valve body (4), and the lower extreme of blowdown valve body (4) is provided with alternate valve body subassembly (5), and outer wall one side of back flush filter body (1) is provided with drain (6), its characterized in that: a discharge assembly (7) is fixedly arranged on one side of the outer wall of the sewage outlet (6), and sewage in the inner cavity of the backflushing filter is discharged through the arrangement of the discharge assembly (7);

The drainage assembly (7) comprises a connecting mechanism (71) and a erection mechanism (72) movably mounted on the outer surface of the connecting mechanism (71), two ends of the erection mechanism (72) are fixedly provided with extension mechanisms (73) in a threaded mode, sewage is led out through the arrangement of the connecting mechanism (71), the connection position of the drainage assembly (7) and the sewage drain (6) is supported through the arrangement of the erection mechanism (72), and the supporting position of the erection mechanism (72) is adjusted through the arrangement of the extension mechanisms (73).

2. The air-water two-way hydraulically controlled backflushing filter of claim 1, wherein: the connecting mechanism (71) comprises a threaded outer tube (711) and a delivery tube (712) movably inserted into an inner cavity at one side of the threaded outer tube (711), and one end of the outer surface of the delivery tube (712) is provided with a leakage-proof adhesive layer (713).

3. The gas-water dual-path pilot-operated backflushing filter of claim 2, wherein: one end of the leakage-proof adhesive layer (713) is movably provided with a threaded hollow cover (714), and the middle part of the threaded hollow cover (714) is provided with a restraining groove (715).

4. A gas-water dual-path pilot-operated backflushing filter as set forth in claim 3 wherein: the erecting mechanism (72) comprises a hollow circular ring (721) and fixing blocks (722) fixedly arranged at two ends of the outer wall of the hollow circular ring (721), and a communication groove (723) is formed in one end of each fixing block (722).

5. The air-water two-way hydraulically controlled backflushing filter of claim 4, wherein: the upper end threaded connection of intercommunication groove (723) has threaded rod (724), and embedded groove (725) have been seted up around the inner wall of hollow ring (721), have gyro wheel (726) through loose axle movable mounting in the inner chamber of embedded groove (725).

6. The air-water two-way hydraulically controlled backflushing filter of claim 5, wherein: the extending mechanism (73) comprises a long block (731) and circular thread grooves (732) which are linearly and equidistantly arranged at the upper end of the long block (731).