CN212178254U

CN212178254U - Filtering device used in pipeline

Info

Publication number: CN212178254U
Application number: CN202020262500.3U
Authority: CN
Inventors: 黄吉勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-12-18
Anticipated expiration: 2030-03-06

Abstract

The utility model provides a filter equipment for in pipeline, includes filtering component, filtering component is including locating the filter seat in the pipe fitting, filter the seat and be hollow columnar structure, and be equipped with the through-hole that supplies the fluid to pass through on the outer wall of filter seat, and be located to be equipped with the filter screen on the through-hole of flow direction rear end. The filter assembly is used for being installed on a conveying pipeline, fluid flows through the pipeline, and impurities in the fluid can be filtered out by the filter screen, so that the purity of a conveying medium is guaranteed. Simultaneously drive the rotation of rotating the seat under drive assembly's effect, rotate the seat and rotate the in-process, drive the scraper and remove, can scrape the filter residue of gathering on the filter screen, guarantee to carry and go on smoothly, transport efficiency can not reduce, otherwise the filter residue is more, can block up the pipeline and lead to the accident.

Description

Filtering device used in pipeline

Technical Field

The utility model belongs to the technical field of the pipeline filters, concretely relates to a filter equipment for in pipeline.

Background

In the industrial field, especially some chemical industry enterprises, heat and gas supply enterprises and environmental protection enterprises, a plurality of conveying pipelines are used for conveying gas or liquid, and the arrangement of the conveying pipelines is complex. During the process of transporting fluid in a pipeline, it is sometimes necessary to filter multiple fluids to remove some of the impurities therein.

Among the prior art, filter equipment in some pipelines is fairly simple, for example directly sets up a filter screen, but like this the structure in long-time use, it is more to take place the filter residue easily, and the problem that conveying efficiency descends, if cleared up the filter screen this moment, still need stop the pipe-line transportation, then go on after dismantling, very troublesome.

Accordingly, the present application provides further improvements in the construction of a filter device for use in a duct, based on some of the problems presented above.

SUMMERY OF THE UTILITY MODEL

To the not enough among the above-mentioned prior art, the utility model provides a filter equipment for in pipeline has filtering component, can play the filtering capability to the fluid, and the filter residue on filter screen surface that can be convenient clears up, improves continuous use time.

In order to solve the above technical problem, the present invention solves the above technical problems.

A filtering device for a pipeline comprises a filtering assembly, wherein the filtering assembly comprises a filtering seat arranged in a pipe fitting, the filtering seat is of a hollow columnar structure, through holes for fluid to pass through are formed in the outer wall of the filtering seat, and a filtering net is arranged on the through holes positioned at the rear end in the flowing direction; the filter base is internally provided with a rotating base, a support column supported on a base plate of the filter base extends downwards from the rotating base, and the rotating base also extends downwards from the rotating base and is provided with a scraping piece used for scraping filter residues on the filter base in the rotating process of the rotating base; the upper end of the rotating seat extends out of the filtering seat, the upper end of the rotating seat is connected with a rotating block, and the driving assembly drives the rotating block to rotate.

The filter assembly is used for being installed on a conveying pipeline, fluid flows through the pipeline, and impurities in the fluid can be filtered out by the filter screen, so that the purity of a conveying medium is guaranteed. Simultaneously drive the rotation of rotating the seat under drive assembly's effect, rotate the seat and rotate the in-process, drive the scraper and remove, can scrape the filter residue of gathering on the filter screen, guarantee to carry and go on smoothly, transport efficiency can not reduce, otherwise the filter residue is more, can block up the pipeline and lead to the accident.

In a preferred embodiment, a guide groove is formed in the rotating block, the driving assembly comprises a swing rod, a guide column is arranged at one end of the swing rod, and the guide column drives the rotating block to rotate after entering the guide groove.

In a preferred embodiment, the outer wall of the rotating block is a concave arc structure, one end of the swing rod is provided with a guide piece, the guide piece is provided with two convex arc structures to be matched with the outer wall of the rotating block, the guide column is arranged on a support, and the support is arranged above the guide piece. In the structure, in the rotation process of the swing rod, the cambered surface structure on the guide sheet is firstly attached to the outer wall of the rotating block to drive the rotating block to rotate by a certain angle, and then the guide column just can enter the guide groove to drive the rotating block to rotate.

In a preferred embodiment, the filter base is provided with a filter residue storage chamber on the inner side of its outer wall, and the filter residue scraped off by the scraper can enter the filter residue storage chamber for storage and can be cleaned after being used for a long time.

In a preferred embodiment, the rotating seat comprises an inner rotating seat which is magnetically attracted to the rotating seat, a sealing element is arranged between the rotating seat and the inner rotating seat, and a supporting column and a scraping element extend downwards from the inner rotating seat. In this structure, sealing performance has been guaranteed to the sealing member, rotates the seat synchronous rotation in driving through magnetic attraction through rotating the seat, realizes scraping the piece and removes.

In a preferred embodiment, a first magnet is arranged at the bottom of the rotating seat, a second magnet is arranged at the top of the inner rotating seat, and the first magnet and the second magnet are attracted to each other.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a filter equipment for in pipeline has filtering component, can play the filtering capability to the fluid, and the filter residue on filter screen surface that can be convenient clears up, makes the pipeline can not block up, improves the continuous use time.

Drawings

Fig. 1 is a schematic view of the butterfly valve of the present invention in a closed state of the valve plate.

Fig. 2 is the schematic view of the butterfly valve of the present invention in the open state of the valve plate.

Fig. 3 is an enlarged view of the area a in fig. 2.

Fig. 4 is a schematic top view of the butterfly valve of the present invention.

Fig. 5 is a schematic top view of a butterfly valve according to the present invention.

Fig. 6 is an enlarged view of the region B in fig. 5.

Fig. 7 is an internal schematic view of the filter assembly of the butterfly valve of the present invention.

Fig. 8 is a schematic view in the direction of a-a in fig. 7.

Fig. 9 is an enlarged view of the region C in fig. 7.

FIG. 10 is a schematic view of the interior of another embodiment of a filter assembly at a point of construction.

Detailed Description

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

The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not construed as limiting the present invention, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it is to be understood that the term: the center, vertically, transversely, length, width, thickness, upper and lower, preceding, back, left and right, vertical, level, top, end, inside and outside, clockwise, anticlockwise etc. indicate position or positional relationship for based on the position or positional relationship that the drawing shows, just for the convenience of description the utility model discloses and simplified description, consequently can not be understood as the restriction of the utility model. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In the description of the present invention, unless explicitly stated or limited otherwise, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.

Referring to fig. 1 to 10, the multifunctional butterfly valve in the present application includes a pipe 3, a butterfly valve assembly and a filter assembly disposed on the pipe, and a driving assembly.

The pipe fitting 3 is provided with a passage for fluid to pass through, and the pipe fitting 3 can be installed on a conveying pipeline and can be installed in a conventional installation mode such as thread installation, flange installation, tightening installation and the like.

The butterfly valve component comprises a rotating shaft 21 and a valve plate 22, the rotating shaft 21 drives the valve plate 22 to rotate, the valve plate 22 is arranged in the channel, and the outer end of the rotating shaft 21 acts with the driving component; be equipped with sealing washer 223 and locating hole 222 in the valve plate 22 periphery, the butterfly valve subassembly still includes reference column 13, and under the valve plate 22 closed condition, reference column 13 can insert after passing the pipe wall of pipe fitting 3 in the locating hole 222, locks, prevents to open the valve plate by mistake.

In this application, reference column 13 is hollow structure, and reference column 13's tail end passes through trachea and 9 intercommunications of air supply, and air supply 9 can be conventional structures such as low-pressure air pump, pressurize gas pitcher, and tracheal connected mode also is conventional technique. An annular groove 224 is formed on the outer periphery of the valve plate 22, and the groove 224 is communicated with the positioning hole 222. When the butterfly valve is in a closed state, the sealing ring 223 on the periphery of the valve plate 22 is sealed with the inner wall of the pipe fitting, but in the long-time use process, the phenomenon of abrasion of the sealing ring can also occur, at the moment, fluid leakage can occur, and if harmful gas leakage occurs, the damage is great. In the structure of this application, under the butterfly valve closed state, the gas that air supply 9 can carry certain pressure carries out the pressurize, if the sealing washer is intact, then atmospheric pressure in recess 224 is stable, if the sealing washer has the damage, then atmospheric pressure in the recess 224 can reduce, can be detected by the air supply, remind the staff, simultaneously because atmospheric pressure in the recess 224 is higher than the external world, the gas can be followed the breakage and flowed out, consequently also can block that the fluid reveals, especially to harmful corrosive gas.

Specifically, the end of the positioning column 13 is disposed in the pressing block 1, and the pressing block 1 is used for pressing down the positioning column 13. Or, be equipped with cylinder or hydraulic cylinder or motor drive's lead screw rod structure in the briquetting 1 for drive reference column 13 removes, can go on automatically when the butterfly valve is closed, does not need the workman to operate. Preferably, the positioning columns 13 are symmetrically arranged.

In addition, a positioning block 12 is fixed on the pipe fitting 3, and the positioning column 13 penetrates through the positioning block 12 and then enters the pipe fitting 3, so that the positioning block 12 plays a role in sealing and guiding.

The filter assembly comprises a filter seat 7 arranged in the pipe fitting 3, the filter seat 7 is of a hollow cylindrical structure, through holes for fluid to pass through are formed in the outer wall 77 of the filter seat 7, and a filter screen 74 is arranged on the through hole positioned at the rear end in the flowing direction; a rotating seat 71 is arranged in the filtering seat 7, a supporting column 712 supported on the bottom plate of the filtering seat 7 extends downwards from the rotating seat 71, a scraping part 711 extends downwards from the rotating seat 71, and the scraping part 711 is used for scraping filter residues on the filtering seat 7 in the rotating process of the rotating seat 71; the upper end of the rotating seat 71 extends out of the filtering seat 7, the upper end of the rotating seat 71 is connected with a rotating block 6, and the driving assembly drives the rotating block 6 to rotate. Specifically, among the filtering component, the inboard of the outer wall 77 of filter seat 7 is equipped with filter residue storage chamber 75, can be two for the symmetry sets up, and the filter residue of being scraped away by scraping part 711 can enter into filter residue storage chamber 75 and store, can use to clear up after a long period of time.

In another embodiment of the present application, in the filter assembly, the rotating seat 71 includes an inner rotating seat 716 magnetically attached to the rotating seat 71, a sealing member 717 is disposed between the rotating seat 71 and the inner rotating seat 716, a supporting pillar 712 and a scraping member 711 downwardly protrude from the inner rotating seat 716, and neither the supporting pillar 712 nor the scraping member 711 is fixed to the bottom plate of the filter seat 7. In this structure, sealing member 717 has guaranteed sealing performance, rotates seat 716 synchronous rotation in driving through magnetic attraction through rotating seat 71, realizes that the scraper removes. The bottom of the rotating seat 71 is provided with a first magnet 718, the top of the inner rotating seat 716 is provided with a second magnet 719, and the first magnet 718 and the second magnet 719 are attracted to each other.

The driving assembly comprises a motor 41, the motor 41 drives a swing rod 5 to reciprocate through a connecting rod structure, one end of the swing rod 5 drives the rotating shaft 21 to rotate and drives the valve plate 22 to rotate, and the other end of the swing rod 5 drives the rotating block 6 to rotate and drives the rotating seat 71 to rotate; a central column 52 is arranged on the pipe fitting 3, and the swing rod 5 is rotatably arranged on the central column 5. Specifically, in this application, the end-to-end connection of pivot 21 has gear 2, the one end of pendulum rod 5 is connected with rack 51, rack 51 with the gear 2 meshing transmission, therefore when pendulum rod 5 rotated, rack 51 can drive gear 2 and rotate. The rotating block 6 is provided with a guide groove 61, one end of the swing rod 5 is provided with a guide post 541, and the guide post 541 drives the rotating block 6 to rotate after entering the guide groove 61. Specifically, the outer wall of the rotating block 6 is of a concave arc structure, one end of the swing rod 5 is provided with a guide piece 53, the guide piece 53 is provided with two convex arc structures, so that the guide piece is matched with the outer wall of the rotating block 6, the guide post 541 is arranged on a support 54, and the support 54 is arranged above the guide piece 53. In this structure, in the pendulum rod 5 rotation in-process, the cambered surface structure on the guide piece 53 is laminated with the outer wall of turning block 6 earlier, drives turning block 6 and rotates certain angle, and guide post 541 just can enter into guiding groove 61 after that, drives turning block 6 and rotates. In addition, furtherly, guide post 541 is for inserting the bolt on support 54, and support 54 highly is higher than turning block 6, when need not clear up the filter residue, can pull out or pull out guide post 541, and guide piece 53 can laminate the outer wall removal of turning block 6 at the rotation in-process like this, and can not make turning block 6 rotate, avoids frequently rotating the sealing performance decline of shining.

In the driving assembly, the link structure includes a first link 42 and a second link 43 pivotally connected together, one end of the first link 42 is fixed on the rotating shaft of the motor 41, and one end of the second link 43 is pivotally connected to the swing link 5, and in the structure, the swing link 5 can swing back and forth by the rotation of the rotating shaft of the motor 41.

In the multi-functional butterfly valve in this application, structures such as motor, cylinder wherein are conventional technique, and its on-off control also is conventional technique, and the equipment that needs the power consumption is used in inserting the electric wire netting through the electric wire. In the multi-functional butterfly valve in this application, between some rotating-structure, in order to guarantee to rotate smoothly, can set up ball isotructure on the interface, in the sealed structure department of needs, can set up structures such as sealing washer as required.

In addition, in the multifunction butterfly valve of the present application, the temperature sensor 221 may be provided on the valve plate 22, and may detect the temperature in the flow passage and transmit a signal to an external device. A sensing magnet 32 may also be provided in the pipe 3 and a mating electromagnetic flow meter 31 may display the fluid flow. A barometer 121 may be provided at the location block 12, with a probe extending into the tube 3, which may display an internal pressure reading.

In this application, the switching of butterfly valve with scrape the filter residue operation and go on simultaneously, degree of automation is high. Specifically, the method comprises the following steps: the motor 41 works to drive the first connecting rod 42 to move, further drive the second connecting rod 43 to reciprocate, and pull the swing rod 5 to move back and forth, in the process, the swing rod 5 swings back and forth around the central column 52, and when the valve plate is opened or closed, the filter residue can be scraped by the scraping piece.

As can be seen from the above description, the multifunctional butterfly valve in the present application allows the fluid to flow through the pipeline, and the filter screen 74 can filter out impurities in the fluid, so as to ensure the purity of the conveying medium. The swing rod 5 is driven by the motor 41 to rotate, so that the valve plate 22 can be driven to rotate, and the automatic opening and closing degree of the butterfly valve is high. Meanwhile, in the rotating process of the swing rod 5, the rotating seat 71 is also driven to rotate, and in the rotating process of the rotating seat 71, the scraping piece 711 is driven to move, so that filter residues accumulated on the filter screen 74 can be scraped, the smooth conveying is ensured, the conveying efficiency cannot be reduced, otherwise, more filter residues are accumulated, and the pipeline is blocked, so that accidents are caused.

The protection scope of the present invention includes but is not limited to the above embodiments, the protection scope of the present invention is subject to the claims, and any replacement, deformation, and improvement that can be easily conceived by those skilled in the art made by the present technology all fall into the protection scope of the present invention.

Claims

1. The filtering device for the pipeline is characterized by comprising a filtering assembly, wherein the filtering assembly comprises a filtering seat (7) arranged in a pipe fitting (3), the filtering seat (7) is of a hollow columnar structure, through holes for fluid to pass through are formed in the outer wall (77) of the filtering seat (7), and a filtering net (74) is arranged on the through holes positioned at the rear end in the flowing direction; a rotating seat (71) is arranged in the filtering seat (7), a supporting column (712) supported on a bottom plate of the filtering seat (7) extends downwards from the rotating seat (71), a scraping piece (711) also extends downwards from the rotating seat (71), and the scraping piece (711) is used for scraping filter residues on the filtering seat (7) in the rotating process of the rotating seat (71); the upper end of the rotating seat (71) extends out of the filtering seat (7), the upper end of the rotating seat (71) is connected with a rotating block (6), and the driving assembly drives the rotating block (6) to rotate.

2. A filter device for use in a pipe according to claim 1, wherein the rotary block (6) is provided with a guide slot (61), the driving assembly comprises a swing link (5), one end of the swing link (5) is provided with a guide post (541), and the guide post (541) enters the guide slot (61) and then drives the rotary block (6) to rotate.

3. A filter device for use in a pipe according to claim 2, wherein the outer wall of the rotary block (6) is a concave arc structure, the swing link (5) is provided with a guide piece (53) at one end, the guide piece (53) is provided with two convex arc structures to match with the outer wall of the rotary block (6), the guide post (541) is placed on a bracket (54), and the bracket (54) is arranged above the guide piece (53).

4. A filter device for use in a duct according to claim 1, c h a r a c t e r i z e d in that the inner side of the outer wall (77) of the filter holder (7) is provided with a residue storage chamber (75).

5. A filter unit for use in a duct according to claim 1, wherein said rotatable seat (71) comprises an inner rotatable seat (716) magnetically attached thereto, a sealing member (717) is provided between said rotatable seat (71) and said inner rotatable seat (716), and a support pillar (712) and a scraper (711) downwardly protrude from said inner rotatable seat (716).

6. A filtering device used in a pipeline according to claim 5, characterized in that the bottom of the rotating seat (71) is provided with a first magnet (718), the top of the inner rotating seat (716) is provided with a second magnet (719), and the first magnet (718) and the second magnet (719) are arranged in an attracting manner.