CN216537280U - Pipeline filtering device capable of being washed online - Google Patents
Pipeline filtering device capable of being washed online Download PDFInfo
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- CN216537280U CN216537280U CN202122530229.4U CN202122530229U CN216537280U CN 216537280 U CN216537280 U CN 216537280U CN 202122530229 U CN202122530229 U CN 202122530229U CN 216537280 U CN216537280 U CN 216537280U
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Abstract
The utility model discloses a pipeline filtering device capable of being washed on line, which comprises a large-caliber pipeline, a medium-caliber pipeline, a small-caliber sewage discharge elbow, an inlet joint, an outlet joint, a first annular baffle, a second annular baffle, a third annular baffle, a stop valve and a filter element. Has the advantages that: 1. the normal purification of water supply or compressed air in water supply and air supply pipelines can be realized, impurities in the water supply or compressed air can be filtered by the filter element after the water supply or compressed air flows through the pipeline filtering device, and then the effect of fully protecting various subsequent used equipment is achieved; 2. the pipeline filter device has a back washing function, can be used for washing the pipeline filter device on line at regular intervals, does not need to detach a filter element, does not influence the normal use of the pipeline, is convenient to operate and has low manual labor intensity; 3. simple structure, the filter core is through wasing repeatedly usable, practices thrift the cost.
Description
The technical field is as follows:
the utility model relates to a filtering device, in particular to a pipeline filtering device capable of being washed on line.
Background art:
the length of the water supply pipeline and the air supply pipeline commonly used in the underground coal mine is about 6 meters generally, the diameters of the water supply pipeline and the air supply pipeline are DN 50-DN 200, and the water supply pipeline and the air supply pipeline can be repeatedly used.
During the use of the pipeline, residues, sediments and rusts on the inner wall of the pipeline can pollute the compressed air or water flowing through the pipeline to different degrees; furthermore, some impurities are also carried in the compressed air or the water supply. These residues, precipitate, rust stain, inherent impurity etc. enter into in the follow-up equipment through terminal branch pipeline after, can aggravate the wearing and tearing speed of follow-up equipment internal components and parts, improve equipment failure rate, reduce equipment life etc.. Therefore, the pipes need to be cleaned regularly, which increases the workload.
At present, in order to reduce the probability of impurities entering the subsequent equipment and reduce the frequency of cleaning the pipeline, a conventional filter screen is usually arranged at the inlet end of the pipeline, but the problems are that: the filter screen needs to be detached during cleaning, the filter screen is cleaned manually, the labor intensity of workers is high, the working efficiency is low, the pipeline is stopped when the filter screen is cleaned, and the production progress is influenced.
The utility model has the following contents:
the utility model aims to provide a pipeline filtering device capable of being washed on line.
The utility model is implemented by the following technical scheme: a pipeline filtering device capable of being washed on line comprises a large-caliber pipeline, a medium-caliber pipeline, a small-caliber sewage elbow, an inlet joint, an outlet joint, a first annular baffle, a second annular baffle and a third annular baffle;
the inlet end of the large-caliber pipeline is fixedly connected with the inlet joint through the first annular baffle, and the outlet end of the large-caliber pipeline is fixedly connected with the outlet joint through the third annular baffle;
the medium-caliber pipeline is sleeved in the large-caliber pipeline, and the inlet end and the outlet end of the medium-caliber pipeline are both arranged in the large-caliber pipeline;
the inlet end of the medium-diameter pipeline is fixedly connected with the outlet end of the inlet joint, the outlet end of the medium-diameter pipeline is fixedly connected with the inner wall of the large-diameter pipeline through the second annular baffle, and the inner diameter of the second annular baffle is smaller than the diameter of the medium-diameter pipeline; the inner diameter of the second annular baffle is fixedly connected with the inlet end of the small-caliber sewage bent pipe, the outlet end of the small-caliber sewage bent pipe penetrates through the side wall of the large-caliber pipeline and is arranged outside the large-caliber pipeline, and the outlet end of the small-caliber sewage bent pipe is provided with a stop valve;
an annular filter element is arranged in the medium-diameter pipeline, the outer diameter of the filter element is matched with the inner diameter of the medium-diameter pipeline, and the inner diameter of the filter element is matched with the inner diameter of the second annular baffle;
a plurality of through holes are uniformly formed in the side wall of the medium-diameter pipeline corresponding to the filter element in position along the length direction, and a plurality of drill holes are uniformly formed in the second annular baffle plate between the outlet end of the medium-diameter pipeline and the large-diameter pipeline along the circumferential direction;
the inlet ends of the large-caliber pipeline, the medium-caliber pipeline and the small-caliber pollution discharge bent pipe are all positioned on the same axis.
Preferably, a limit groove is formed in the inner wall of the inlet end of the medium-diameter pipeline along the circumferential direction, an annular anti-falling baffle is movably arranged in the limit groove, and the anti-falling baffle is in interference fit with the filter element.
Preferably, an annular sealing gasket is arranged at the contact position of the filter element and the second annular baffle plate.
The utility model has the advantages that: 1. the normal purification of water supply or compressed air in water supply and air supply pipelines can be realized, impurities in the water supply or compressed air can be filtered by the filter element after the water supply or compressed air flows through the pipeline filtering device, and then the effect of fully protecting various subsequent used equipment is achieved; 2. the pipeline filter device has a back washing function, can be used for washing the pipeline filter device on line at regular intervals, does not need to detach a filter element, does not influence the normal use of the pipeline, is convenient to operate and has low manual labor intensity; 3. simple structure, the filter core is through wasing repeatedly usable, practices thrift the cost.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of an on-line washable pipeline filtration unit;
in the figure: 1. heavy-calibre pipeline, 2, medium-calibre pipeline, 3, small-bore blowdown return bend, 4, inlet joint, 5, outlet joint, 6, first ring baffle, 7, second ring baffle, 8, third ring baffle, 9, stop valve, 10, filter core, 11, sealed pad, 12, spacing groove, 13, anticreep baffle, 14, through-hole, 15, drilling.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
fig. 1 shows an online pipeline filter device capable of being washed, which includes a large-caliber pipeline 1, a medium-caliber pipeline 2, a small-caliber blowdown elbow 3, an inlet joint 4, an outlet joint 5, a first annular baffle 6, a second annular baffle 7 and a third annular baffle 8;
the inlet end of the large-caliber pipeline 1 is fixedly connected with the inlet joint 4 through the first annular baffle 6, and the outlet end of the large-caliber pipeline 1 is fixedly connected with the outlet joint 5 through the third annular baffle 8;
the large-caliber pipeline 1 is internally sleeved with a medium-caliber pipeline 2, and the inlet end and the outlet end of the medium-caliber pipeline 2 are both arranged in the large-caliber pipeline 1;
the inlet end of the medium-caliber pipeline 2 is fixedly connected with the outlet end of the inlet joint 4, the outlet end of the medium-caliber pipeline 2 is fixedly connected with the inner wall of the large-caliber pipeline 1 through a second annular baffle 7, and the inner diameter of the second annular baffle 7 is smaller than the caliber of the medium-caliber pipeline 2; the inner diameter of the second annular baffle 7 is fixedly connected with the inlet end of the small-caliber sewage bent pipe 3, the outlet end of the small-caliber sewage bent pipe 3 penetrates through the side wall of the large-caliber pipeline 1 and is arranged outside the large-caliber pipeline 1, and the outlet end of the small-caliber sewage bent pipe 3 is provided with a stop valve 9;
an annular filter element 10 is arranged in the medium-diameter pipeline 2, the outer diameter of the filter element 10 is matched with the inner diameter of the medium-diameter pipeline 2, the inner diameter of the filter element 10 is matched with the inner diameter of the second annular baffle 7, and an annular sealing gasket 11 is arranged at the contact position of the filter element 10 and the second annular baffle 7. A limiting groove 12 is formed in the inner wall of the inlet end of the medium-diameter pipeline 2 along the circumferential direction, an annular anti-falling baffle 13 is movably arranged in the limiting groove 12, and the anti-falling baffle 13 is in interference fit with the filter element 10.
A plurality of through holes 14 are uniformly formed in the side wall of the medium-diameter pipeline 2 corresponding to the position of the filter element 10 along the length direction, and a plurality of drill holes 15 are uniformly formed in the second annular baffle 7 between the outlet end of the medium-diameter pipeline 2 and the large-diameter pipeline 1 along the circumferential direction;
the inlet ends of the large-caliber pipeline 1, the medium-caliber pipeline 2 and the small-caliber pollution discharge bent pipe 3 are all positioned on the same axis.
The working description is as follows:
the pipeline filtering device is arranged between the water supply pipeline terminal and the air supply pipeline terminal and a branch pipe connected with subsequent equipment, (1) when the pipeline filtering device is used normally, the stop valve 9 is closed; water supply or compressed air enters the medium-diameter pipeline 2 from the inlet connector 4 to be filtered, impurities in the water supply or compressed air are left on the filter element 10, the water supply or compressed air filtered by the filter element 10 enters the large-diameter pipeline 1 from the through hole 14 in the side wall of the medium-diameter pipeline 2, flows out from the drill hole 15 in the second annular baffle 7 and enters the branch pipe connected with subsequent equipment from the outlet connector 5. The device filters water supply or compressed air and then leads the subsequent equipment into the device, so that the abrasion speed of internal elements of the subsequent equipment can be effectively reduced, the failure rate of the subsequent equipment is reduced, and the service life of the subsequent equipment is prolonged.
(2) When washing, open stop valve 9, the impurity that gets off is held back on to filter core 10 to the intaking through the pipeline washes, and sewage is discharged by small-bore blowdown return bend 3, so, can realize regularly carrying out the on-line washing to the pipeline filter equipment that this embodiment provided, need not to pull down filter core 10, does not influence the normal use of pipeline, convenient operation, artifical low in labor strength.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (3)
1. A pipeline filtering device capable of being washed on line is characterized by comprising a large-caliber pipeline, a medium-caliber pipeline, a small-caliber sewage elbow, an inlet joint, an outlet joint, a first annular baffle, a second annular baffle and a third annular baffle;
the inlet end of the large-caliber pipeline is fixedly connected with the inlet joint through the first annular baffle, and the outlet end of the large-caliber pipeline is fixedly connected with the outlet joint through the third annular baffle;
the medium-caliber pipeline is sleeved in the large-caliber pipeline, and the inlet end and the outlet end of the medium-caliber pipeline are both arranged in the large-caliber pipeline;
the inlet end of the medium-diameter pipeline is fixedly connected with the outlet end of the inlet joint, the outlet end of the medium-diameter pipeline is fixedly connected with the inner wall of the large-diameter pipeline through the second annular baffle, and the inner diameter of the second annular baffle is smaller than the diameter of the medium-diameter pipeline; the inner diameter of the second annular baffle is fixedly connected with the inlet end of the small-caliber sewage bent pipe, the outlet end of the small-caliber sewage bent pipe penetrates through the side wall of the large-caliber pipeline and is arranged outside the large-caliber pipeline, and the outlet end of the small-caliber sewage bent pipe is provided with a stop valve;
an annular filter element is arranged in the medium-diameter pipeline, the outer diameter of the filter element is matched with the inner diameter of the medium-diameter pipeline, and the inner diameter of the filter element is matched with the inner diameter of the second annular baffle;
a plurality of through holes are uniformly formed in the side wall of the medium-diameter pipeline corresponding to the filter element in position along the length direction, and a plurality of drill holes are uniformly formed in the second annular baffle plate between the outlet end of the medium-diameter pipeline and the large-diameter pipeline along the circumferential direction;
the inlet ends of the large-caliber pipeline, the medium-caliber pipeline and the small-caliber pollution discharge bent pipe are all positioned on the same axis.
2. The pipeline filtering device capable of being washed on line according to claim 1, wherein a limiting groove is formed in the inner wall of the inlet end of the medium-diameter pipeline along the circumferential direction, an annular anti-falling baffle is movably arranged in the limiting groove, and the anti-falling baffle is in interference fit with the filter element.
3. An in-line flushable duct filter assembly as set forth in claim 2 wherein an annular gasket is disposed in contact between said filter cartridge and said second annular baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122530229.4U CN216537280U (en) | 2021-10-20 | 2021-10-20 | Pipeline filtering device capable of being washed online |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122530229.4U CN216537280U (en) | 2021-10-20 | 2021-10-20 | Pipeline filtering device capable of being washed online |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216537280U true CN216537280U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122530229.4U Active CN216537280U (en) | 2021-10-20 | 2021-10-20 | Pipeline filtering device capable of being washed online |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216537280U (en) |
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2021
- 2021-10-20 CN CN202122530229.4U patent/CN216537280U/en active Active
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