CN112762227A - Silencing micro-resistance slow-closing butterfly check valve - Google Patents
Silencing micro-resistance slow-closing butterfly check valve Download PDFInfo
- Publication number
- CN112762227A CN112762227A CN202110053658.9A CN202110053658A CN112762227A CN 112762227 A CN112762227 A CN 112762227A CN 202110053658 A CN202110053658 A CN 202110053658A CN 112762227 A CN112762227 A CN 112762227A
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- China
- Prior art keywords
- check valve
- flange
- fixedly connected
- threaded
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000030279 gene silencing Effects 0.000 title abstract description 6
- 239000011229 interlayer Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000010410 layer Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
The invention belongs to the technical field of valves, and relates to a silencing micro-resistance slow-closing butterfly check valve which comprises a check valve, wherein a first flange and a second flange are fixedly connected to two sides of the check valve, a bulge is fixedly connected to one side of the second flange, and a connecting pipe is in threaded connection with the outer surface of the bulge. Its beneficial effect is, this butterfly check valve is slowly closed to little resistance of eliminating noise, through the setting of first intermediate layer and second intermediate layer, the intermediate layer has the function of inhaling the sound, can carry out isolated noise to check valve and connecting pipe, setting through the filter, can filter the impurity of aquatic, in order to avoid impurity to cause the damage to the check valve, through the fixed block, the third flange dish, the third screw hole, the setting of screw thread post and screw cap, can fix second flange dish and connecting pipe, setting through third bolt and connecting plate, can change and wash the filter.
Description
Technical Field
The invention belongs to the technical field of valves, and particularly relates to a silencing micro-resistance slow-closing butterfly check valve.
Background
The valve is widely applied to various departments of national economy, such as water supply and drainage and water treatment industrial pipeline systems, petroleum, chemical industry, metallurgy, electric power, textile light industry, mechanical manufacturing, building, national defense military industry and the like, is a large amount of applicable products, and in recent years, the butterfly check valves used in various fields, particularly in water supply and drainage and water treatment industrial pipelines are various in types. Most of the valves have the defects of short service life, energy waste, high manufacturing cost and the like due to various defects of the structure. If the valve body and the valve plate of the existing valve are mostly welded components, the required thickness of the components is increased, the material consumption is inevitably increased, the manufacturing cost is increased, the structure of the existing valve plate is in a flat plate shape, the structure not only requires a thicker plate surface, but also forms larger resistance to fluid media, the energy consumption is increased in the operation process, in addition, in the prior art, the front end of a cylinder piston for opening and closing the valve plate is a metal surface, so that in the operation process, a certain amount of damage and noise can be generated due to the impact of two metal materials, and the existing check valve can not filter impurities in water, so that the service life is shortened.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a silencing micro-resistance slow-closing butterfly check valve, which solves the technical problems of noise generation and incapability of filtering impurities.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a little butterfly check valve that slowly closes of hindering of eliminating noise, includes the check valve, the equal first ring flange of fixedly connected with in both sides and second ring flange of check valve, one side fixedly connected with of second ring flange is protruding, bellied surface threaded connection has the connecting pipe, the both sides difference fixedly connected with third ring flange and fourth ring flange of connecting pipe, the draw-in groove has been seted up to the inner wall bottom of connecting pipe, and the inner wall bottom overlap joint of draw-in groove has the connecting block, the top fixedly connected with filter of connecting block, the quantity of filter is two, two the opposite side fixedly connected with of filter is sealed fills up, the top fixedly connected with connecting plate that fills up, the surface of check valve, first ring flange and second ring flange all is provided with first intermediate layer, the surface of connecting pipe is provided with the second intermediate layer.
As a further scheme of the invention: first screw holes are formed in the first flange plate, the number of the first screw holes is multiple, and first bolts are connected in the first screw holes in a threaded mode.
As a further scheme of the invention: and second threaded holes are formed in the fourth flange plate, the number of the second threaded holes is multiple, and second bolts are connected in the second threaded holes in an internal thread mode.
As a further scheme of the invention: the fixed blocks are fixedly connected to the two sides of the second flange plate, third threaded holes are formed in the third flange plate and the fixed blocks, threaded columns are connected to the third threaded holes in an internal thread mode, threaded caps are connected to the outer surfaces of the threaded columns in a threaded mode, and one side of each threaded cap is in lap joint with one side of the third flange plate.
As a further scheme of the invention: and fourth threaded holes are formed in the connecting plate, the number of the fourth threaded holes is multiple, and third bolts are connected in the multiple fourth threaded holes in a threaded manner.
As a further scheme of the invention: the connecting plate is provided with a handle.
Compared with the prior art, the invention has the beneficial effects that:
1. this butterfly check valve is slowly closed in little resistance of eliminating noise, through the setting of first intermediate layer and second intermediate layer, the intermediate layer has the function of inhaling the sound, can carry out isolated noise to check valve and connecting pipe, through the setting of filter, can filter the impurity of aquatic to impurity causes the damage to the check valve.
2. This butterfly check valve is slowly closed in little resistance of eliminating noise, through the setting of fixed block, third flange dish, third screw hole, screw thread post and screw cap, can fix second flange dish and connecting pipe, through the setting of third bolt, fourth screw hole and connecting plate, can change and wash the filter.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic structural diagram of a front view cross section of the present invention;
FIG. 3 is a schematic perspective view of a check valve according to the present invention;
in the figure: 1. a non-return valve; 2. a first flange plate; 3. a first bolt; 4. a second flange plate; 5. a fixed block; 6. a third flange plate; 7. a threaded post; 8. a threaded cap; 9. a first interlayer; 10. a connecting pipe; 11. a fourth flange plate; 12. a second bolt; 13. a second interlayer; 14. connecting blocks; 15. a filter plate; 16. a connecting plate; 17. a handle; 18. a third bolt; 19. a gasket; 20. and (4) protruding.
Detailed Description
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.
Examples
Referring to fig. 1-3, the present invention provides the following technical solutions: a silencing micro-resistance slow-closing butterfly check valve comprises a check valve 1, wherein a first flange plate 2 and a second flange plate 4 are fixedly connected to two sides of the check valve 1, a protrusion 20 is fixedly connected to one side of the second flange plate 4, a connecting pipe 10 is in threaded connection with the outer surface of the protrusion 20, a third flange plate 6 and a fourth flange plate 11 are fixedly connected to two sides of the connecting pipe 10 respectively, a clamping groove is formed in the bottom of the inner wall of the connecting pipe 10, a connecting block 14 is lapped on the bottom of the inner wall of the clamping groove, two filter plates 15 are fixedly connected to the top of the connecting block 14, impurities in water can be filtered through the arrangement of the filter plates 15 so as to prevent the impurities from damaging the check valve 1, a sealing gasket 19 is fixedly connected to the other side of the two filter plates 15, a connecting plate 16 is fixedly connected to the top of the sealing gasket 19, and a first interlayer 9 is arranged on the outer surfaces, the outer surface of the connecting pipe 10 is provided with a second interlayer 13, and the interlayer has a sound absorption function through the arrangement of the first interlayer 9 and the second interlayer 13, so that noise can be isolated from the check valve 1 and the connecting pipe 10.
Specifically, a first threaded hole is formed in the first flange 2, the number of the first threaded holes is multiple, a first bolt 3 is connected to the first threaded hole in an equal threaded manner, a second threaded hole is formed in the fourth flange 11, the number of the second threaded holes is multiple, a second bolt 12 is connected to the second threaded holes in an internal threaded manner, the first threaded hole, the first bolt 3, the second bolt 12 and the fourth threaded hole are arranged, the first flange 2 and the fourth flange 11 can be respectively and fixedly connected with a water pipe, fixing blocks 5 are fixedly connected to two sides of the second flange 4, third threaded holes are formed in the third flange 6 and the fixing blocks 5, a threaded column 7 is connected to the third threaded hole in an internal threaded manner, a threaded cap 8 is connected to the outer surface of the threaded column 7 in a threaded manner, one side of the threaded cap 8 is in lap joint with one side of the third flange 6, and the third flange is connected to the first flange in an internal, The third flange plate 6, the third threaded hole, the threaded column 7 and the threaded cap 8 are arranged to fix the second flange plate 4 and the connecting pipe 10.
Specifically, the connecting plate 16 is provided with a plurality of fourth threaded holes, the number of the fourth threaded holes is multiple, the multiple fourth threaded holes are internally and uniformly connected with third bolts 18 in a threaded manner, the connecting plate 16 is provided with handles 17, and the filter plate 15 can be replaced and cleaned through the arrangement of the third bolts 18, the fourth threaded holes and the connecting plate 16.
The working principle of the invention is as follows:
s1, when in use, the device is moved to a proper position for placement;
2, connecting the third flange plate 6 at one end of the connecting pipe 10 with the second flange plate 4 at one side of the check valve 1, connecting the inner wall of the connecting pipe 10 with the protrusion 20 by screw thread, fixing the second flange plate 4 and the third flange plate 6, passing the screw post 7 through the third screw holes on the third flange plate 6 and the fixing block 5, fixing the fixing block 5 and the third flange plate 6, connecting the screw cap 8 with the outer surface of the screw post 7 by screw thread, overlapping one side of the screw cap 8 with one side of the third flange plate 6, screwing the screw cap 8 to prevent the third flange plate 6 and the second flange plate 4 from being unstable, after fixing, passing the first bolt 3 through the first screw hole, connecting the first flange plate 2 at one side of the check valve 1 with a water pipe, passing the second bolt 12 through the second screw hole, connecting the fourth flange plate 11 at one end of the connecting pipe 10 with one end of another water pipe, fixing the connection pipe 10;
s3, after the check valve 1 and the connecting pipe 10 are used for a period of time, when no water flows in the water pipe, a worker checks whether the filter plate 15 needs to be replaced or the filter plate 15 needs to be cleaned, the handle 17 is held, the third bolt 18 is not connected with the fourth threaded hole in the connecting pipe 10, then the handle 17 is held to drive the connecting plate 16 to move upwards, the connecting plate 16 moves upwards to drive the filter plate 15 to move upwards, the connecting block 14 is not clamped with the clamping groove in the bottom of the inner wall of the connecting pipe 10, the filter plate 15 is replaced or the filter plate 15 is cleaned, after the replacement or cleaning is finished, the connecting block 14 in the bottom of the filter plate 15 is clamped with the clamping groove, the third bolt 18 is in threaded connection with the fourth threaded hole, and the connecting plate.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a butterfly check valve is slowly closed to little resistance of eliminating noise, includes check valve (1), its characterized in that: the check valve is characterized in that a first flange plate (2) and a second flange plate (4) are fixedly connected to two sides of the check valve (1), a protrusion (20) is fixedly connected to one side of the second flange plate (4), a connecting pipe (10) is in threaded connection with the outer surface of the protrusion (20), a third flange plate (6) and a fourth flange plate (11) are fixedly connected to two sides of the connecting pipe (10) respectively, a clamping groove is formed in the bottom of the inner wall of the connecting pipe (10), a connecting block (14) is lapped on the bottom of the inner wall of the clamping groove, a filter plate (15) is fixedly connected to the top of the connecting block (14), two filter plates (15) are arranged, a sealing gasket (19) is fixedly connected to the other side of each filter plate (15), a connecting plate (16) is fixedly connected to the top of the sealing gasket (19), and a first interlayer (9) is arranged on the outer surfaces of the check valve (1, the outer surface of the connecting pipe (10) is provided with a second interlayer (13).
2. The muffling micro-resistance slow-closing butterfly check valve according to claim 1, wherein: first screw holes are formed in the first flange plate (2), the number of the first screw holes is multiple, and first bolts (3) are connected in the first screw holes in a threaded mode.
3. The muffling micro-resistance slow-closing butterfly check valve according to claim 1, wherein: and second threaded holes are formed in the fourth flange plate (11), the number of the second threaded holes is multiple, and second bolts (12) are connected in the second threaded holes in an internal threaded mode.
4. The muffling micro-resistance slow-closing butterfly check valve according to claim 1, wherein: the equal fixedly connected with fixed block (5) in both sides of second ring flange (4), third screw hole has all been seted up on third ring flange (6) and fixed block (5), third screw hole female connection has screw thread post (7), the surface threaded connection of screw thread post (7) has screw cap (8), one side of screw cap (8) and one side overlap joint of third ring flange (6).
5. The muffling micro-resistance slow-closing butterfly check valve according to claim 1, wherein: and fourth threaded holes are formed in the connecting plate (16), the number of the fourth threaded holes is multiple, and third bolts (18) are connected in the multiple fourth threaded holes in a threaded manner.
6. The muffling micro-resistance slow-closing butterfly check valve according to claim 1, wherein: a handle (17) is arranged on the connecting plate (16).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110053658.9A CN112762227A (en) | 2021-01-15 | 2021-01-15 | Silencing micro-resistance slow-closing butterfly check valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110053658.9A CN112762227A (en) | 2021-01-15 | 2021-01-15 | Silencing micro-resistance slow-closing butterfly check valve |
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CN112762227A true CN112762227A (en) | 2021-05-07 |
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CN202110053658.9A Pending CN112762227A (en) | 2021-01-15 | 2021-01-15 | Silencing micro-resistance slow-closing butterfly check valve |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100999580B1 (en) * | 2010-07-15 | 2010-12-08 | (주)대한계기정밀 | Water meter having noises prevention function of backflow prevention valve |
CN103672153A (en) * | 2013-11-28 | 2014-03-26 | 苏州原点工业设计有限公司 | Noise-reducing water faucet |
CN207378270U (en) * | 2017-09-19 | 2018-05-18 | 沈阳普越实业有限公司 | A kind of butterfly type valve noise elimination structure |
CN208503531U (en) * | 2018-07-09 | 2019-02-15 | 武汉伯斯特阀门集团有限公司 | A kind of pressure reducing valve with antivibration noise reduction function |
CN209587267U (en) * | 2018-12-17 | 2019-11-05 | 江苏通华机电成套有限公司 | A kind of ready-package valve |
CN209943570U (en) * | 2019-02-19 | 2020-01-14 | 于占江 | Water supply and drainage valve |
CN110836207A (en) * | 2019-11-15 | 2020-02-25 | 冯森蕾 | Bidirectional overflow valve |
-
2021
- 2021-01-15 CN CN202110053658.9A patent/CN112762227A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100999580B1 (en) * | 2010-07-15 | 2010-12-08 | (주)대한계기정밀 | Water meter having noises prevention function of backflow prevention valve |
CN103672153A (en) * | 2013-11-28 | 2014-03-26 | 苏州原点工业设计有限公司 | Noise-reducing water faucet |
CN207378270U (en) * | 2017-09-19 | 2018-05-18 | 沈阳普越实业有限公司 | A kind of butterfly type valve noise elimination structure |
CN208503531U (en) * | 2018-07-09 | 2019-02-15 | 武汉伯斯特阀门集团有限公司 | A kind of pressure reducing valve with antivibration noise reduction function |
CN209587267U (en) * | 2018-12-17 | 2019-11-05 | 江苏通华机电成套有限公司 | A kind of ready-package valve |
CN209943570U (en) * | 2019-02-19 | 2020-01-14 | 于占江 | Water supply and drainage valve |
CN110836207A (en) * | 2019-11-15 | 2020-02-25 | 冯森蕾 | Bidirectional overflow valve |
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