CN209839407U - Filterable anticorrosive pipeline - Google Patents
Filterable anticorrosive pipeline Download PDFInfo
- Publication number
- CN209839407U CN209839407U CN201920546999.8U CN201920546999U CN209839407U CN 209839407 U CN209839407 U CN 209839407U CN 201920546999 U CN201920546999 U CN 201920546999U CN 209839407 U CN209839407 U CN 209839407U
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- Prior art keywords
- filtering
- section
- filter
- water outlet
- water
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Abstract
The utility model discloses a filterable anticorrosive pipeline. It solves the problem that the sundries on the filter screen can not be cleaned by the existing anti-corrosion pipeline. The anti-corrosion pipeline main body comprises a water inlet section, a filtering section and a water outlet section, connecting flanges are respectively arranged at the connecting ends of the water inlet section, the filtering section and the water outlet section, adjacent connecting flanges are fastened through connecting bolts, and a water stop valve is connected between the water inlet section and the filtering section in series; the outer side of a connecting flange between the filtering section and the water outlet section is sleeved with a connecting hoop, two ends of the connecting hoop are symmetrically provided with limiting flanges, and the connecting flange between the filtering section and the water outlet section is positioned between the two limiting flanges; a filtering limit column is fixed in the inner cavity of the filtering section, and a coarse filtering piece, a middle filtering piece and a fine filtering piece are sequentially arranged in the inner cavity of the filtering limit column along the flow direction of water flow. The utility model discloses debris clearance on the filter screen is convenient.
Description
Technical Field
The utility model relates to a pipe or pipe fittings anticorrosion or prevent the scale deposit, especially a filterable anticorrosive pipeline.
Background
Carbon steel pipes, low alloy pipes, alloy steel pipes, cast iron pipes are widely used in corrosion-resistant industrial and civil pipelines, which have high strength, high rigidity and low cost and can usually meet the general design requirements. However, they have the disadvantage of poor or non-corrosion resistance, and in the actual corrosion protection project, the pipelines are subjected to internal and external corrosion protection treatment. The pipeline is mostly used for water delivery, and because the water is not filtered, the water usually contains a large amount of dregs, which affect the water consumption of equipment; meanwhile, the corrosion problem of the existing metal water supply pipeline influences the service life of the pipeline. To this end, modifications thereto will occur to those skilled in the relevant art.
For example, CN206723714U chinese utility model patent specification that 8 of 12 months in 2017 discloses just so "a filterable anticorrosive pipeline", it includes the straight tube, through flange group link between two adjacent straight tubes, the straight tube includes square body and pipe body, and inside the pipe body was located to the square body, the cross section diagonal length of square body and the diameter of pipe body equaled, and the pipe body includes two semicircle pipes of pegging graft each other, and the outer cladding of pipe body has the anticorrosive coating, and the both ends of pipe body are stretched out at the both ends of square body, and the both ends of square body all are equipped with the turn-ups to the outside of tubes, are equipped with sealed the pad between turn-ups and the flange group and pass through bolt-up. Although the technical scheme of this patent can satisfy the filter effect and improve, and the thermostability is good and extension steel pipe life, it still exists not enoughly: after this anticorrosive pipeline installation used a period, debris in the rivers are attached to in a large number on first filter screen and the second filter screen and form the siltation, and do not have the mechanism that first filter screen and second filter screen take out of being convenient for behind this anticorrosive pipeline installation, lead to the debris siltation difficult clearance, and then influence the rivers circulation.
Disclosure of Invention
In order to overcome the defect that the filter screen cannot be cleaned of sundries in the existing anticorrosive pipeline to cause the pipeline siltation, the utility model aims to provide a filterable anticorrosive pipeline with convenient cleaning of the siltation of the sundries.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a filterable anticorrosive pipeline main part, its includes anticorrosive pipeline main part, its characterized in that: the anti-corrosion pipeline main body comprises a water inlet section, a filtering section and a water outlet section, connecting flanges are respectively arranged at the connecting ends of the water inlet section, the filtering section and the water outlet section, adjacent connecting flanges are fastened through connecting bolts, and a water stop valve is connected between the water inlet section and the filtering section in series; the outer side of a connecting flange plate between the filtering section and the water outlet section is sleeved with a connecting hoop, two ends of the connecting hoop are symmetrically provided with limiting flanges, and the connecting flange plate between the filtering section and the water outlet section is positioned between the two limiting flanges; fixedly connected with filters spacing post in the inner chamber of filter segment the inner chamber of filtering spacing post in along the rivers flow direction set gradually thick filter, well filter and thin filter, thick filter, well filter and thin filter between keep the interval through the spacer, be located the coarse filter keep away from in the spacer of filter one side with the connection terminal surface looks butt of stagnant water valve.
Preferably, the coarse filter element comprises a clamping ring and a filter screen body, the filter screen body is fixedly clamped in an inner cavity of the clamping ring, and the filter screen body is fixedly connected with the clamping ring through rivets distributed in a circumferential array; the structures of the middle filter element and the fine filter element are consistent with the structure of the coarse filter element.
Preferably, the mesh number of the filter screen body of the middle filter element is larger than that of the coarse filter element, and the mesh number of the filter screen body of the fine filter element is larger than that of the middle filter element.
Preferably, the inner cavity of the filtering limit column is provided with a secondary step hole, and one end face and two-stage step faces of the filtering limit column are respectively in one-to-one correspondence with the coarse filtering piece, the middle filtering piece and the fine filtering piece.
Preferably, sealing gaskets are arranged between the limiting flange and the connecting flange plate of the filtering section, between the limiting flange and the connecting flange plate of the water outlet section and between the water stop valve and the connecting flange plate of the filtering section.
When the utility model is used for cleaning the internal sundries siltation of the filtering section, the bolts connected with the flange plate can be disassembled, and the internal coarse filter, the internal middle filter and the internal fine filter are taken out after the filtering section is moved along the axis direction, so as to clean the sundries siltation and prevent the influence of the long-term blockage of the pipeline on the water flow circulation; additionally, the utility model discloses the piece is strained to the thick, the piece is strained in the well and the mesh number is different, can realize the stage filtration, can effectively alleviate the load of filter screen body, prolong clearance maintenance cycle.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural view of the coarse filter, the middle filter and the fine filter of the present invention;
fig. 4 is a schematic structural view of the filtering limit post of the present invention.
The labels in the figure are: 1. the anti-corrosion pipeline comprises an anti-corrosion pipeline main body, a water inlet section 101, a filtering section 102, a water outlet section 103, a connecting flange plate 2, a water stop valve 3, a connecting hoop 4, a limiting flange 401, a filtering limiting column 5, a secondary step hole 51, a coarse filtering piece 6, a clamping ring 61, a filter screen body 62, a rivet 63, a middle filtering piece 7, a fine filtering piece 8, a spacer sleeve 9 and a sealing gasket 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, a filterable corrosion-resistant pipeline main body includes a corrosion-resistant pipeline main body 1. In fig. 1, the corrosion-resistant pipeline body 1 is a water inlet section 101, a filtering section 102 and a water outlet section 103.
As shown in fig. 1, connecting flanges 2 are respectively welded to the connecting ends of the water inlet section 101, the filter section 102 and the water outlet section 103 in a sealing manner, and adjacent connecting flanges 2 are fastened by connecting bolts.
In fig. 1, a water stop valve 3 is connected in series between the water inlet section 101 and the filtering section 102.
In fig. 2, a connecting hoop 4 is sleeved outside the connecting flange 2 between the filter section 102 and the water outlet section 103, and two ends of the connecting hoop 4 are symmetrically provided with limit flanges 401. As shown in fig. 2, the connecting flange 2 between the filter segment 102 and the outlet segment 103 is located between two stop flanges 401.
In fig. 2, a filtering limit column 5 is welded in an inner cavity of the filtering section 102, a coarse filtering piece 6, a middle filtering piece 7 and a fine filtering piece 8 are sequentially arranged in the inner cavity of the filtering limit column 5 along the flow direction of water, the coarse filtering piece 6, the middle filtering piece 7 and the fine filtering piece 8 are kept at intervals by a spacer 9, and the spacer 9 positioned on one side of the coarse filtering piece 6, which is far away from the middle filtering piece 7, is abutted against the connecting end face of the water stop valve 3.
It should be noted that, as shown in fig. 3, in the present embodiment, the strainer 6 includes a clamping ring 61 and a strainer body 62, the strainer body 62 is fixedly clamped in the inner cavity of the clamping ring 61, and the strainer body 62 is fixedly connected to the clamping ring 61 by rivets 63 distributed in a circumferential array. The clamping ring 61 is used for assembling the coarse filter element 6 and the filter limiting column 5. The construction of the intermediate filter elements 7 and the fine filter elements 8 corresponds to that of the coarse filter elements 6, which is not described in more detail.
It should be further noted that the mesh number of the filter net body 62 of the middle filter element 7 is larger than that of the filter net body 62 of the coarse filter element 6, and the mesh number of the filter net body 62 of the fine filter element 8 is larger than that of the filter net body 62 of the middle filter element 7, so as to perform a classified filtering function.
It should be noted that, as shown in fig. 4, in the present embodiment, a second-stage stepped hole 51 is formed in an inner cavity of the filtering limiting column 5, and an end face and the second-stage stepped surface 51 of the filtering limiting column 5 correspond to the coarse filtering element 6, the middle filtering element 7, and the fine filtering element 8 one to one.
As shown in fig. 2, in the present embodiment, sealing gaskets 10 are disposed between the limit flange and the connecting flange 2 of the filter segment 102, between the limit flange and the connecting flange 2 of the water outlet segment 103, and between the water stop valve 3 and the connecting flange 2 of the filter segment 102, and the sealing gaskets 10 seal the joints of the connecting flanges 2.
One specific application of this embodiment is: when the inner filter scale deposit is detached and cleaned, firstly, the connecting bolt on the connecting flange 2 at the joint of the water stop valve 3 and the filter section 102 is detached, the filter section 102 is pushed until the connecting flange 2 between the filter section 102 and the water outlet section 103 is attached, at the moment, the distance between the water stop valve 3 and the filter section 102 is the largest, and then the coarse filter element 6, the middle filter element 7, the fine filter element 8 and the spacer bush 9 which is arranged among the coarse filter element 6, the middle filter element 7 and the fine filter element 8 in a cushioning manner can be taken out one by one, so that the cleaning of the deposit of impurities is facilitated; wherein, the coarse filter 6, in strain 62 mesh numbers in 7 and the fine filter 8 different, and the coarse filter 6, in strain 62 mesh numbers in 7 and the fine filter 8 and increase step by step, coarse filter 6 can be used to filter the great foreign matter of granule, in strain the foreign matter that piece 7 can be used to filter the medium size of granule, fine filter 8 can be used to filter the less foreign matter of granule size, filterable benefit step by step like this lies in, make the foreign matter can not be quick silting on a filter screen, and then can effectively alleviate filter screen body 62 load, the extension clearance maintenance cycle.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a filterable anticorrosive pipeline, its includes anticorrosive pipeline main part, its characterized in that: the anti-corrosion pipeline main body comprises a water inlet section, a filtering section and a water outlet section, connecting flanges are respectively arranged at the connecting ends of the water inlet section, the filtering section and the water outlet section, adjacent connecting flanges are fastened through connecting bolts, and a water stop valve is connected between the water inlet section and the filtering section in series; the outer side of a connecting flange plate between the filtering section and the water outlet section is sleeved with a connecting hoop, two ends of the connecting hoop are symmetrically provided with limiting flanges, and the connecting flange plate between the filtering section and the water outlet section is positioned between the two limiting flanges; fixedly connected with filters spacing post in the inner chamber of filter segment the inner chamber of filtering spacing post in along the rivers flow direction set gradually thick filter, well filter and thin filter, thick filter, well filter and thin filter between keep the interval through the spacer, be located the coarse filter keep away from in the spacer of filter one side with the connection terminal surface looks butt of stagnant water valve.
2. A filterable corrosion protected pipe according to claim 1, wherein: the coarse filter element comprises a clamping ring and a filter screen body, the filter screen body is fixedly clamped in an inner cavity of the clamping ring, and the filter screen body is fixedly connected with the clamping ring through rivets distributed in a circumferential array manner; the structures of the middle filter element and the fine filter element are consistent with the structure of the coarse filter element.
3. A filterable corrosion protected conduit according to claim 2, wherein: the mesh number of the filter screen body of the middle filter element is larger than that of the coarse filter element, and the mesh number of the filter screen body of the fine filter element is larger than that of the middle filter element.
4. A filterable corrosion protected pipe according to claim 1, wherein: the inner cavity of the filtering limiting column is provided with a secondary step hole, and one end face and two-stage step faces of the filtering limiting column are respectively in one-to-one correspondence limiting with the coarse filtering piece, the middle filtering piece and the fine filtering piece.
5. A filterable corrosion protected pipe according to claim 1, wherein: sealing gaskets are arranged between the limiting flange and the connecting flange plate of the filtering section, between the limiting flange and the connecting flange plate of the water outlet section and between the water stop valve and the connecting flange plate of the filtering section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920546999.8U CN209839407U (en) | 2019-04-22 | 2019-04-22 | Filterable anticorrosive pipeline |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920546999.8U CN209839407U (en) | 2019-04-22 | 2019-04-22 | Filterable anticorrosive pipeline |
Publications (1)
Publication Number | Publication Date |
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CN209839407U true CN209839407U (en) | 2019-12-24 |
Family
ID=68912923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920546999.8U Expired - Fee Related CN209839407U (en) | 2019-04-22 | 2019-04-22 | Filterable anticorrosive pipeline |
Country Status (1)
Country | Link |
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CN (1) | CN209839407U (en) |
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2019
- 2019-04-22 CN CN201920546999.8U patent/CN209839407U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20210422 |
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CF01 | Termination of patent right due to non-payment of annual fee |