CN219941949U - Self-cleaning type filtering equipment - Google Patents

Abstract

The utility model provides self-cleaning type filtering equipment which comprises a connecting structure, a filtering pipeline and a filtering device, wherein the connecting structure is arranged on a conveying pipeline of a medium to be filtered, a liquid passing cavity is arranged in the connecting structure, and the medium to be filtered can flow through the liquid passing cavity; the filter pipeline is arranged on the connecting mechanism, the filter pipeline is communicated with the liquid passing cavity, a part of the medium to be filtered flows along the conveying pipeline, and the other part of the medium to be filtered flows into the filter pipeline; the filter device is arranged on the inner wall of the liquid passing cavity, and covers the joint of the filter pipeline and the liquid passing cavity, so that the medium to be filtered entering the filter pipeline needs to pass through the filter device first. According to the utility model, the filter device is attached to the inner wall of the liquid passing cavity, and the medium can also take away impurities blocked by the filter device when flowing in the liquid passing cavity, so that the impurities cannot be gathered on the filter device, the filter device is prevented from being blocked, and self-cleaning is realized.

Description

Self-cleaning filter equipment

Technical field

The utility model belongs to the technical field of filtering devices, and more specifically, relates to a self-cleaning filtering equipment.

Background technique

In practical applications, when flushing the mechanical seal, it is usually necessary to filter impurities and obtain a small amount of clean media. According to the above requirements, a filter or cyclone separator can be added to the pipeline.

However, when a filter is installed in the pipeline, it must be cleaned regularly to prevent the filter from becoming clogged, making maintenance more cumbersome. The cyclone separator has strict requirements on the concentration of solid particles and the density ratio between the particles and the medium. The scope of application is limited.

Utility model content

The purpose of this utility model is to provide a self-cleaning filter equipment to realize self-cleaning of the filter device, reduce maintenance difficulty, and improve the scope of application.

In order to achieve the above purpose, the technical solution adopted by the present invention is to provide a self-cleaning filter equipment, including a connecting structure, a filter pipe and a filter device, wherein the connecting mechanism is provided on the conveying pipe of the medium to be filtered, and the connection There is a liquid-passing chamber in the mechanism, and the medium to be filtered can flow through the liquid-passing chamber; a filter pipe is provided on the connecting mechanism, the filter pipe is connected to the liquid-passing chamber, and the medium to be filtered is transported along the The pipeline flows; the filtering device is arranged on the inner wall of the liquid-passing chamber, and the filtering device covers the connection between the filtering pipe and the liquid-passing chamber, and the clean medium filtered by the filtering device flows into the filtering device. inside the pipe.

In a possible implementation, the connection mechanism includes a first connection part, a second connection part, an installation part and a fixing component. The first connection part is provided on the transportation pipeline, and the second connection part Provided on the conveying pipe, the mounting piece is clamped between the first connecting piece and the second connecting piece, and the fixing component is connected to the first connecting piece and the second connecting piece. between the first connecting member and the second connecting member.

In a possible implementation, the first connecting member is a first flange, the first flange is welded and fixed on the transportation pipeline, and the first flange is provided with a plurality of first flanges. socket, the second connecting member is selected as a second flange, the second flange is welded and fixed on the transmission pipeline, the second flange is provided with a plurality of second sockets, the fixing The assembly includes a plurality of screws, a plurality of first nuts and a plurality of second nuts. The first socket, the second socket, the screw, the first nut and the second nut correspond one to one. , the screw rod is inserted into the corresponding first socket and the second socket, the corresponding first nut and the second nut are both screwed on the corresponding screw rod, and the first nut abuts on the third socket On the outside of a flange, a second nut abuts on the outside of the second flange.

In a possible implementation, the mounting member is tubular, one end of the mounting member is in contact with the first flange, and the other end of the mounting member is in contact with the second flange. A first sealing member is provided between the first flange and the mounting member, and a second sealing member is provided between the second flange and the mounting member.

In a possible implementation, the first sealing member and the second sealing member include sealing gaskets.

In a possible implementation, the mounting piece is provided with a connection hole, the filter pipe is inserted into the connection hole, and a connection component is provided between the mounting piece and the filter pipe.

In a possible implementation, the connection component includes a small diameter section, a first thread and a second thread. The first thread is provided on the connection hole, and the small diameter section is provided on one end of the filter pipe. , the second thread is provided on the outer wall of the small diameter section, the first thread matches the second thread, and the small diameter section is screwed in the connecting hole.

In a possible implementation, a locking groove is provided on the side wall of the small diameter section, and a sealing ring is set in the locking groove. When the small diameter section is connected in the connecting hole, the The sealing rings are respectively in contact with the filter pipes and installation parts on both sides.

In a possible implementation, an expansion groove is provided on the inner wall of the mounting member, the cross section of the expansion groove is semicircular, the expansion groove is in communication with the connection hole, and the expansion groove is in a semicircular shape. The diameter of the cross section of the enlarged groove is larger than the diameter of the connecting hole.

In a possible implementation, the filtering device includes an outer support plate, a filter screen and an inner support plate. The outer support plate and the inner support plate fit together. The outer support plate and the inner support plate The plate clamps the filter screen in the middle, the outer support plate and the inner support plate are riveted and fixed to make the filter device arc-shaped, and the filter device is riveted and fixed on the inner wall of the installation piece.

The beneficial effects of the self-cleaning filter equipment provided by the present utility model are: compared with the existing technology, the utility model covers the connection between the filter pipeline and the liquid chamber by setting a filter device, so that the medium to be filtered in the transportation pipeline needs to pass through After passing through the filter device, it flows into the filter pipe to achieve filtration of the medium. Since the filter device is attached to the inner wall of the liquid passing chamber, the medium can also take away the impurities blocked by the filter device when flowing in the liquid passing chamber, making the impurities Will not accumulate on the filter device, preventing the filter device from being clogged.

Description of drawings

In order to explain the technical solutions in the embodiments of the present invention more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the purpose of the present utility model. For some embodiments of the new type, those of ordinary skill in the art can also obtain other drawings based on these drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of a self-cleaning filter equipment provided by an embodiment of the present utility model;

Figure 2 is a cross-sectional view of the self-cleaning filter equipment provided by the embodiment of the present utility model;

Figure 3 is an enlarged view of part A of Figure 2;

Figure 4 is a schematic structural diagram of a filter pipeline provided by an embodiment of the present utility model;

Figure 5 is a schematic structural diagram of a filter mechanism provided by an embodiment of the present invention.

Among them, the reference marks in the figure are as follows:

1. First flange; 2. Filter pipe; 3. Filter mechanism;

101. Second flange; 102. Mounting piece; 103. Screw; 104. First nut; 105. Second nut; 106. Sealing gasket; 107. Connection hole; 108. Small diameter section; 109. Expansion groove;

201. Locking groove; 202. Sealing ring;

301. Inner support plate; 302. Outer support plate; 303. Filter.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model more clear, the present utility model will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention and are not intended to limit the present invention.

It should be further explained that the drawings and embodiments of the present utility model mainly describe the concept of the present utility model. On the basis of this concept, some connection relationships, position relationships, power mechanisms, power supply systems, hydraulic systems and control systems The specific forms and arrangements may not be completely described, but on the premise that those skilled in the art understand the concept of the present invention, those skilled in the art can implement the above specific forms and arrangements in a well-known manner.

When an element is referred to as being "mounted" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

The terms "length", "width", "top", "bottom", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. indicate the orientation or position The relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it cannot be understood as a limitation of the present invention.

The terms “first” and “second” are used for descriptive purposes only and shall not be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, "plurality" means two or more, and "several" means one or more, unless otherwise clearly and specifically limited.

The self-cleaning filter equipment provided by the present utility model will now be described.

Please refer to Figure 1 and Figure 2 together. The self-cleaning filter equipment includes a connecting structure, a filter pipe 2 and a filter device. The connecting mechanism is located on the conveying pipe of the medium to be filtered, and a liquid passage chamber is provided in the connecting mechanism. , the medium to be filtered can flow through the liquid chamber; the filter pipe 2 is located on the connecting mechanism, the filter pipe 2 is connected to the liquid chamber, and the medium to be filtered flows along the conveying pipe; the filter device is located on the inner wall of the liquid chamber, and the filter The device covers the connection between the filter pipe 2 and the liquid chamber, and the clean medium filtered by the filter device flows into the filter pipe 2 .

The beneficial effects of the self-cleaning filtration equipment provided by this embodiment are: compared with the existing technology, the self-cleaning filtration equipment provided by this embodiment covers the connection between the filter pipe 2 and the liquid chamber by arranging a filter device to facilitate transportation. The medium to be filtered in the pipeline needs to pass through the filter device and then flow into the filter pipe 2 to achieve filtration of the medium. Since the filter device is attached to the inner wall of the liquid passing chamber, the medium can also be brought along when flowing in the liquid passing chamber. Remove the impurities blocked by the right filter device so that impurities will not accumulate on the filter device and prevent the filter device from being blocked.

Based on the above design ideas, the connection mechanism of the present utility model includes a first connection piece, a second connection piece, an installation piece 102 and a fixing component. The first connection piece is provided on the transportation pipe, and the second connection piece is installed on the transportation pipe. The component 102 is clamped between the first connecting piece and the second connecting piece, and the fixing component is connected between the first connecting piece and the second connecting piece to fix the first connecting piece and the second connecting piece. The arrangement of the first connector, the second connector and the fixing component can facilitate the installation and fixation of the mounting component 102 , and the mounting component 102 can provide installation space for the filter mechanism 3 and the filter pipe 2 .

Specifically in this embodiment, the first connecting member is selected as the first flange 1. The first flange 1 is welded and fixed on the transportation pipeline. The first flange 1 is provided with a plurality of first sockets. The second connecting member The second flange 101 is selected. The second flange 101 is welded and fixed on the transportation pipeline. The second flange 101 is provided with a plurality of second sockets. The fixing assembly includes a plurality of screws 103, a plurality of first nuts 104 and A plurality of second nuts 105, the first jack hole, the second jack hole, the screw rod 103, the first nut 104 and the second nut 105 correspond one to one, and the screw rod 103 is inserted into the corresponding first jack hole and the second jack hole. , the corresponding first nut 104 and the second nut 105 are both threaded on the corresponding screw 103, the first nut 104 is in contact with the outside of the first flange 1, and the second nut 105 is in contact with the outside of the second flange 101 .

The first flange 1 and the second flange 101 are welded and fixed on the transportation pipeline. The structure is simple and easy to use. The fixing components are screw 103, the first nut 104 and the second nut 105, which can facilitate the first flange 1 and the second flange 101. The flange 101 clamps and fixes the mounting piece 102.

As shown in Figure 2, the mounting member 102 is tubular, one end of the mounting member 102 is in contact with the first flange 1, and the other end of the mounting member 102 is in contact with the second flange 101. The first flange 1 and the mounting member 102 A first sealing member is provided between them, and a second sealing member is provided between the second flange 101 and the mounting member 102 . The arrangement of the first sealing member and the second sealing member can prevent the medium to be filtered from leaking out between the first flange 1 and the mounting member 102 and between the second flange 101 and the mounting member 102 .

Specifically, the first sealing member and the second sealing member include a sealing gasket 106, and the sealant has a simple structure, is convenient to use, and is easy to obtain.

As shown in FIG. 3 , the mounting member 102 is provided with a connecting hole 107 , the filter pipe 2 is inserted into the connecting hole 107 , and a connecting component is provided between the mounting member 102 and the filter pipe 2 . The connection component includes a small diameter section 108, a first thread and a second thread. The first thread is provided on the connecting hole 107, the small diameter section 108 is provided on one end of the filter pipe 2, the second thread is provided on the outer wall of the small diameter section 108, and the first thread is provided on the connecting hole 107. The thread is adapted to the second thread, and the small diameter section 108 is screwed in the connecting hole 107 . The arrangement of the small diameter section 108, the connecting hole 107, the first thread and the second thread can facilitate the connection of the filter pipe 2 to the mounting piece 102.

As shown in Figures 4 and 5, a locking groove 201 is provided on the side wall of the small diameter section 108, and a sealing ring 202 is set inside the locking groove 201. When the small diameter section 108 is connected in the connecting hole 107, the sealing ring 202 It is respectively in contact with the filter pipe 2 and the mounting member 102 on both sides, effectively increasing the sealing performance of the filter pipe 2 at the connection position of the mounting member 102.

As shown in Figure 2, an expansion groove 109 is provided on the inner wall of the mounting member 102. The cross-section of the expansion groove 109 is semicircular. The expansion groove 109 is in communication with the connecting hole 107. The cross-section of the expansion groove 109 is The diameter is larger than the diameter of the connecting hole 107, and the arrangement of the diameter-enlarged groove 109 effectively improves the filtration efficiency.

Finally, the filtering device includes an outer support plate 302, a filter screen 303 and an inner support plate 301. The outer support plate 302 and the inner support plate 301 fit each other. The outer support plate 302 and the inner support plate 301 clamp the filter screen 303 in the middle. The outer support plate 302 and the inner support plate 301 are riveted and fixed, so that the filter device is arc-shaped, and the filter device is riveted and fixed on the inner wall of the mounting member 102. The arrangement of the built-in support plate and the outer support plate 302 facilitates the installation of the filter 303. It is worth noting that here, the inner support plate 301 and the outer support plate 302 are provided with multiple through holes to facilitate the passage of media.

The above are only preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model shall be included in the present utility model. Within the scope of new protection.

Claims (10)

1. A self-cleaning filter apparatus, comprising:

the connecting mechanism is arranged on the conveying pipeline of the medium to be filtered, a liquid passing cavity is arranged in the connecting mechanism, and the medium to be filtered can flow through the liquid passing cavity;

the filtering pipeline (2) is arranged on the connecting mechanism, the filtering pipeline (2) is communicated with the liquid passing cavity, and a part of the medium to be filtered flows along the conveying pipeline;

the filtering device is attached to the inner wall of the liquid passing cavity, the filtering device covers the connecting part of the filtering pipeline (2) and the liquid passing cavity, and clean media filtered by the filtering device flow into the filtering pipeline (2).

2. The self-cleaning filter apparatus as recited in claim 1, wherein: the connecting mechanism comprises a first connecting piece, a second connecting piece, a mounting piece (102) and a fixing assembly, wherein the first connecting piece is arranged on the conveying pipeline, the second connecting piece is arranged on the conveying pipeline, the mounting piece (102) is clamped between the first connecting piece and the second connecting piece, and the fixing assembly is connected between the first connecting piece and the second connecting piece to fix the first connecting piece and the second connecting piece.

3. A self-cleaning filter apparatus as claimed in claim 2, wherein: the utility model provides a conveyer pipe, including first flange (1), first flange (1) welded fastening is in on the conveyer pipe, be equipped with a plurality of first jacks on first flange (1), second connecting piece is selected for second flange (101), second flange (101) welded fastening is in on the conveyer pipe, be equipped with a plurality of second jacks on second flange (101), fixed subassembly includes a plurality of screw rods (103), a plurality of first nuts (104) and a plurality of second nuts (105), first jack second jack screw rods (103) first nuts (104) with second nuts (105) one-to-one, screw rods (103) are inserted and are located corresponding in first jack and the second jack, corresponding first nuts (104) and second nuts (105) all spiro union are in on corresponding screw rods (103), first nuts (104) butt are in the outside of first flange (1), second nuts (105) butt are in the outside of second flange (101).

4. A self-cleaning filter apparatus as claimed in claim 3, wherein: the mounting piece (102) is tubular, one end of the mounting piece (102) is abutted to the first flange (1), the other end of the mounting piece (102) is abutted to the second flange (101), a first sealing piece is arranged between the first flange (1) and the mounting piece (102), and a second sealing piece is arranged between the second flange (101) and the mounting piece (102).

5. The self-cleaning filter apparatus as recited in claim 4, wherein: the first seal and the second seal include gaskets (106).

6. A self-cleaning filter apparatus as claimed in claim 2, wherein: the installation piece (102) is provided with a connecting hole (107), the filter pipeline (2) is inserted into the connecting hole (107), and a connecting component is arranged between the installation piece (102) and the filter pipeline (2).

7. The self-cleaning filter apparatus as recited in claim 6, wherein: the connecting assembly comprises a small-diameter section (108), a first thread and a second thread, wherein the first thread is arranged on the connecting hole (107), the small-diameter section (108) is arranged at one end of the filtering pipeline (2), the second thread is arranged on the outer wall of the small-diameter section (108), the first thread is matched with the second thread, and the small-diameter section (108) is in threaded connection with the connecting hole (107).

8. A self-cleaning filter apparatus as claimed in claim 7, wherein: the side wall of the small-diameter section (108) is provided with a clamping groove (201), a sealing ring (202) is sleeved in the clamping groove (201), and when the connection of the small-diameter section (108) in the connecting hole (107) is completed, the sealing ring (202) is respectively abutted to the filtering pipelines (2) and the mounting pieces (102) on two sides.

9. The self-cleaning filter apparatus as recited in claim 8, wherein: the inner wall of the mounting piece (102) is provided with an expanding groove (109), the cross section of the expanding groove (109) is semicircular, the expanding groove (109) is communicated with the connecting hole (107), and the diameter of the cross section of the expanding groove (109) is larger than that of the connecting hole (107).

10. A self-cleaning filter apparatus as claimed in claim 2, wherein: the filter device comprises an outer support plate (302), a filter screen (303) and an inner support plate (301), wherein the outer support plate (302) and the inner support plate (301) are mutually attached, the outer support plate (302) and the inner support plate (301) clamp the filter screen (303) in the middle, the outer support plate (302) and the inner support plate (301) are riveted and fixed, the filter device is enabled to be arc-shaped, and the filter device is riveted and fixed on the inner wall of the mounting piece (102).