CN113202960B - Valve body with inside rotation regulation subassembly - Google Patents
Valve body with inside rotation regulation subassembly Download PDFInfo
- Publication number
- CN113202960B CN113202960B CN202110538656.9A CN202110538656A CN113202960B CN 113202960 B CN113202960 B CN 113202960B CN 202110538656 A CN202110538656 A CN 202110538656A CN 113202960 B CN113202960 B CN 113202960B
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- China
- Prior art keywords
- valve
- assembly
- valve body
- valve casing
- mounting
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 41
- 238000001802 infusion Methods 0.000 claims abstract description 24
- 238000005242 forging Methods 0.000 claims abstract description 16
- 230000007306 turnover Effects 0.000 claims description 15
- 238000012546 transfer Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 229910001039 duplex stainless steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- -1 steam Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
-
- 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
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
-
- 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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/03—Branch units, e.g. made in one piece, welded, riveted comprising junction pieces for four or more pipe members
-
- 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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
- F16L41/16—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe the branch pipe comprising fluid cut-off means
Abstract
The invention relates to the technical field of valve sealing forgings, in particular to a valve body with an internal rotation adjusting component, which comprises a thick forging valve shell, a top valve cover and a lateral infusion tube. According to the valve body with the internal rotation adjusting component, the split type structural layout is adopted, so that the valve body can be quickly detached and replaced, the valve body can be replaced according to requirements, the later use cost is reduced, and the operation is simple; the outer mounting plate at the top end of the inner assembly pipe is fixed with the inner mounting groove through bolts, so that the mounting angle of the lateral infusion pipe can be changed, and the application range of the lateral infusion pipe is wider; the sealing performance of the non-assembled infusion port can be improved by adopting an elastic closing mode, meanwhile, the impact force generated when the valve body is opened and closed is reduced, and the safety of the valve body is improved; the gate valve is convenient to install, and the lifting control guidance quality and the sealing performance are greatly improved by matching with the inner guide sealing frame on the inner valve casing.
Description
Technical Field
The invention relates to the technical field of valve sealing forgings, in particular to a valve body with an internal rotation adjusting component.
Background
The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow rate) of a conveying medium.
In fluid piping, valves are control elements that primarily function to isolate equipment from the piping, regulate flow, prevent backflow, regulate and drain pressure. Can be used for controlling the flow of various fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. Since it is important that the piping system select the most appropriate valve, it is also important to know the valve characteristics and the steps and basis for selecting the valve.
The valve industry has been able to produce 12 or more types of gate valves, shut-off valves, throttle valves, plug valves, ball valves, motor-operated valves, diaphragm valves, check valves, safety valves, pressure reducing valves, steam traps, emergency shut-off valves, etc. to date, the valve industry has been able to produce a wide variety of types, including 3000 or more; the highest working pressure is 600MPa, the maximum nominal diameter is 5350mm, the highest working temperature is 1200 ℃, the lowest working temperature is-196 ℃, and applicable mediums are water, steam, oil products, natural gas, strong corrosive mediums (such as concentrated nitric acid, medium-concentration sulfuric acid and the like), inflammable mediums (such as benzene, ethylene and the like), toxic mediums (such as hydrogen sulfide), explosive mediums and radioactive mediums (sodium metal, loop pure water and the like). The valve pressure-bearing member is made of brass, cast iron, spheroidal graphite cast iron, high silicon cast iron, cast steel, forged steel, high/low alloy steel, stainless steel 304, stainless acid-resistant steel, duplex stainless steel, titanium alloy and the like, and can produce various electric, pneumatic, manual and hydraulic valve driving devices.
In traditional valve processing production process, mainly adopt integral type forging forming technology to process and make, the valve body that this kind of processing production mode made is fixed knot constructs, can't dismantle the maintenance and change the valve body as required fast, also can't change the angle of conveyer pipe, leads to it in case to have a problem can only wholly change, and maintenance and change cost are very high, and application scope is limited.
Disclosure of Invention
The invention aims to solve the technical problems that: in order to solve the problems in the prior art, the improved valve body with the internal rotation adjusting component is provided, and the problems that the valve body with the rough forging on the market at present is of a fixed structure, the valve body cannot be rapidly detached, maintained and replaced according to requirements, the angle of a conveying pipe cannot be changed, once the valve body is in a problem, the valve body can only be integrally replaced, the maintenance and replacement cost is high, and the application range is limited are solved.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a valve body with inside rotation control subassembly, includes thick forging valve casing, top valve gap and side direction transfer line, thick forging valve casing lateral surface both sides seted up the side direction installation mouth, top valve gap in the top have bellied integrated into one piece external screw thread assembly ring down, top valve gap lower extreme have inside valve casing through external screw thread assembly ring thread tightening, inside valve casing outside arcwall face lower extreme seted up the internally mounted groove of a plurality of built-in transfer lines, inside valve casing medial surface be located the transfer line position activity and be equipped with the elastic sealing apron.
The side wall of the connecting end of the lateral infusion tube is provided with an inner assembly tube, the top end of the inner assembly tube is provided with an outer mounting plate matched with an inner mounting groove, the inner mounting plate is internally provided with an inner through hole with an inner assembly bolt, the inner side surface of the inner mounting groove is provided with an inner screw hole matched with the assembly bolt, and the lateral infusion tube is screwed into the inner screw hole through the assembly bolt to be fixedly connected with an inner valve shell.
An inner sinking groove communicated with the infusion port is formed in the inner side face of the inner valve casing, and a top assembly groove with a built-in lateral assembly blind hole is formed in the inner top face of the inner sinking groove.
The elastic sealing cover plate comprises a turnover sealing plate arranged in an inner sinking groove, a movable assembly frame fixed at the top end of the turnover sealing plate and a reset elastic sheet fixed on the inner outer wall of the turnover sealing plate, wherein inner fixing slots are formed in the inner side surface of the inner valve casing and the inner outer wall of the turnover sealing plate, and two ends of the reset elastic sheet are inserted into the inner fixing slots and are respectively connected with the inner valve casing and the turnover sealing plate.
The inner side surface of the inner valve casing is provided with an inner guiding sealing frame with an opening at the upper end.
The angles of the internal mounting grooves on the asymmetric arc-shaped surfaces on the outer side of the internal valve casing are different.
The edge positions of the connecting surface outside the valve casing of the rough forging and the edge positions of the connecting surface outside the top valve cover are respectively provided with an integrated structure assembly frame protruding outwards.
The inside of the assembly frame is provided with a lateral assembly through hole for locking the bolt.
The inner width of the side mounting opening is the same as the inner width of the inner mounting groove.
The side direction installation mouth inside joint be fixed with outside seal cardboard.
The beneficial effects of the invention are as follows:
(1) The valve body with the internal rotation adjusting assembly is assembled by the rough forging valve casing with the side-mounted side mounting opening, the top valve cover with the internal valve casing and the side infusion tube through bolts, and the valve body can be quickly detached and replaced by adopting split structural layout, so that the valve body can be replaced as required, the later use cost is reduced, and the operation is simple;
(2) The inner valve housing is provided with the inner mounting grooves with different angles on the outer asymmetric arc surface, and the outer mounting plate at the top end of the inner mounting pipe is fixed with the inner mounting groove through bolts, so that the mounting angle of the lateral infusion tube can be changed, and the application range of the lateral infusion tube is wider;
(3) An elastic sealing cover plate for closing the infusion port is arranged on the inner side of the inner valve casing, the tightness of the non-assembled infusion port can be improved in an elastic closing mode, meanwhile, the impact force generated when the valve body is opened and closed is reduced, and the safety of the valve body is improved;
(4) The inside valve casing passes through external screw thread assembly ring and top valve gap lower extreme screw thread fastening, makes it convenient to install the gate valve, cooperates inside direction sealing frame on the inside valve casing, and lift control guidance quality and leakproofness promote greatly.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an internal cross-sectional view of the present invention.
Fig. 3 is a top view of the inner valve housing of the present invention.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
The valve body with the internal rotation adjusting component is shown in fig. 1, fig. 2 and fig. 3, including thick forging valve casing 1, top valve gap 2 and side direction transfer line 3, side direction installation mouth 4 has been seted up to thick forging valve casing 1 lateral surface both sides, have the integrated into one piece external screw thread assembly ring 5 of bellied downwards on the top surface in the top valve gap 2, top valve gap 2 lower extreme is fixed with inside valve casing 6 through external screw thread assembly ring 5 screw thread, 6 internal installation groove 8 of built-in infusion mouth 7 have been seted up to inside valve casing 6 outside arcwall face lower extreme, inside valve casing 6 medial surface is located the 7 position activity of infusion mouth and is equipped with the elastic sealing apron.
Further, for cooperation side direction assembly is fixed, has inside assembly piping 9 on the lateral transfer line 3 link lateral wall, and inside assembly piping 9 top has the outside mounting panel 10 with inside mounting groove 8 matched with, and inside mounting panel 10 is inside to be seted up the inside through-hole of built-in assembly bolt 11, has seted up on the inside of inside mounting groove 8 with assembly bolt 11 matched with inside screw, the lateral transfer line 3 passes through assembly bolt 11 screw in inside screw and inside valve casing 6 fixed connection.
Examples: the inner assembly pipe 9 of the lateral infusion tube 3 is inserted into the infusion port 7, then the outer mounting plate 10 is inserted into the inner mounting groove 8, and the inner assembly pipe is screwed into the inner screw hole by the assembly bolt 11 on the outer mounting plate 10 and fixedly connected with the inner mounting groove 8.
Further, for matching assembly and sealing, an inner sinking groove 12 communicated with the infusion port 7 is formed on the inner side surface of the inner valve casing 6, and a top assembly groove 13 with a built-in lateral assembly blind hole is formed on the inner top surface of the inner sinking groove 12.
Further, in order to cooperate with the movable assembly and the elastic reset, the elastic sealing cover plate comprises a turnover sealing plate 14 arranged in the inner sinking groove 12, a movable assembly frame 15 fixed at the top end of the turnover sealing plate 14 and a reset elastic sheet 16 fixed on the inner outer wall of the turnover sealing plate 14, wherein the inner side surface of the inner valve casing 6 and the inner outer wall of the turnover sealing plate 14 are respectively provided with an inner fixing slot 17, and two ends of the reset elastic sheet 16 are inserted into the inner fixing slots 17 to be respectively connected with the inner valve casing 6 and the turnover sealing plate 14.
Further, in order to improve the internal guide and sealing property, the inner side of the inner valve housing 6 has an internal guide sealing frame 18 with an upper end opened.
Examples: the gate valve at the lower end of the valve rod is inserted into the inner guide sealing frame 18 from top to bottom, an inner thread assembly blind hole is formed in the top end of the gate valve, the valve rod is installed in the inner thread assembly blind hole in a threaded mode, and the valve rod is rotated to control the gate valve to lift inside the inner guide sealing frame 18.
Further, the inner mounting groove 8 on the outer asymmetric arcuate surface of the inner valve housing 6 is angled differently to accommodate angular adjustment.
Further, for easy assembly, the outer side connecting surface edge position of the rough forging valve housing 1 and the outer side connecting surface edge position of the top valve cover 2 are provided with an outwardly protruding integral structure assembly frame 19, and further, for bolt fixing, the inside of the assembly frame 19 is provided with a lateral assembly through hole 20 for bolt locking.
Examples: the bolt locking is performed by connecting the fitting frame 19 on the rough forging valve housing 1 and the fitting frame 19 at the lower end of the top cap 2, and passing through the lateral fitting through hole 20 in the longitudinal direction by the bolt.
Further, in order to improve the fitting firmness and the limiting capability, the inner width of the side mounting opening 4 is the same as the inner width of the inner mounting groove 8.
Further, in order to promote the outside closeness, the inside joint of side mounting mouth 4 is fixed with outside seal cardboard 21.
Examples: the outer sealing clamping plate 21 is made of PVC material, mainly for improving the outer sealing performance, and can also be used for improving the aesthetic degree, and simultaneously supporting the lateral infusion tube 3.
The valve body with the internal rotation adjusting assembly is formed by assembling the rough forging valve casing 1 with the side-mounted side mounting opening 4, the top valve cover 2 with the internal valve casing 6 and the side infusion tube 3 through bolts, and the valve body can be quickly detached and replaced by adopting a split structure layout, so that the valve body can be replaced as required, the later use cost is reduced, and the operation is simple; the inner mounting grooves 8 with different angles are arranged on the asymmetric arc-shaped surface at the outer side of the inner valve shell 6, and the outer mounting plate 10 at the top end of the inner mounting pipe 9 is fixed with the inner mounting groove 8 through bolts, so that the mounting angle of the lateral infusion tube 3 can be changed, and the application range of the lateral infusion tube is wider; an elastic sealing cover plate for closing the infusion port 7 is arranged on the inner side of the inner valve housing 6, the tightness of the non-assembled infusion port can be improved in an elastic closing mode, meanwhile, the impact force generated when the valve body is opened and closed is reduced, and the safety of the valve body is improved; the inner valve casing 6 is fixed with the lower end of the top valve cover 2 through the external thread assembly ring 5, so that the valve casing is convenient to install, and the lifting control guidance quality and the sealing performance are greatly improved by matching with the inner guiding sealing frame 18 on the inner valve casing 6.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (7)
1. The utility model provides a valve body with inside rotation control subassembly, includes thick forging valve casing (1), top valve gap (2) and side direction transfer line (3), characterized by: the utility model provides a side direction mounting mouth (4) has been seted up to the external side face both sides of swage valve casing (1), top valve gap (2) interior top surface on have bellied integral structure external screw thread assembly ring (5) down, top valve gap (2) lower extreme have inside valve casing (6) through external screw thread assembly ring (5) screw in, inside valve casing (6) outside arcwall face lower extreme seted up internal mounting groove (8) of a plurality of built-in transfusion mouths (7), inside valve casing (6) medial surface be located transfusion mouth (7) position activity and be equipped with the elastic sealing apron, side direction transfusion tube (3) link lateral wall on have inside assembly piping (9), inside assembly piping (9) top have with internal mounting groove (8) matched with external mounting plate (10), external mounting plate (10) inside set up the inside through-hole of built-in assembly bolt (11), internal mounting groove (8) medial surface on set up with assembly bolt (11), side direction transfusion tube (3) pass through internal screw (11) and internal mounting groove (8) internal mounting plate (7) fixed insertion side direction transfusion tube (9) with internal mounting plate (7), the assembly bolts (11) on the external mounting plate (10) are screwed into the inner screw holes and fixedly connected with the inner mounting grooves (8);
an inner sinking groove (12) communicated with the infusion port (7) is formed in the inner side surface of the inner valve casing (6), and a top assembly groove (13) with a built-in lateral assembly blind hole is formed in the inner top surface of the inner sinking groove (12);
the elastic sealing cover plate comprises a turnover sealing plate (14) arranged in an inner sinking groove (12), a movable assembly frame (15) fixed at the top end of the turnover sealing plate (14) and a reset elastic sheet (16) fixed on the inner side outer wall of the turnover sealing plate (14), wherein inner fixing slots (17) are formed in the inner side surface of the inner valve casing (6) and the inner side outer wall of the turnover sealing plate (14), and two ends of the reset elastic sheet (16) are inserted into the inner fixing slots (17) and are respectively connected with the inner valve casing (6) and the turnover sealing plate (14).
2. A valve body having an internal rotation adjustment assembly as defined in claim 1, wherein: the inner side surface of the inner valve casing (6) is provided with an inner guiding sealing frame (18) with an opening at the upper end.
3. A valve body having an internal rotation adjustment assembly as defined in claim 1, wherein: the angles of the inner mounting grooves (8) on the outer asymmetric arc-shaped surface of the inner valve casing (6) are different.
4. A valve body having an internal rotation adjustment assembly as defined in claim 1, wherein: the edge positions of the outer connecting surface of the valve casing (1) of the rough forging and the edge positions of the outer connecting surface of the top valve cover (2) are respectively provided with an integrated structure assembly frame (19) protruding outwards.
5. A valve body having an internal rotation adjustment assembly as defined in claim 4, wherein: the inside of the assembly frame (19) is provided with a lateral assembly through hole (20) for locking a bolt.
6. A valve body having an internal rotation adjustment assembly as defined in claim 1, wherein: the inner width of the side mounting opening (4) is the same as the inner width of the inner mounting groove (8).
7. A valve body having an internal rotation adjustment assembly as defined in claim 1, wherein: the side mounting port (4) is internally clamped and fixed with an external sealing clamping plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110538656.9A CN113202960B (en) | 2021-05-18 | 2021-05-18 | Valve body with inside rotation regulation subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110538656.9A CN113202960B (en) | 2021-05-18 | 2021-05-18 | Valve body with inside rotation regulation subassembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113202960A CN113202960A (en) | 2021-08-03 |
| CN113202960B true CN113202960B (en) | 2024-01-09 |
Family
ID=77031891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110538656.9A Active CN113202960B (en) | 2021-05-18 | 2021-05-18 | Valve body with inside rotation regulation subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113202960B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2267362Y (en) * | 1996-07-31 | 1997-11-12 | 沈阳市三环浆体输送设备厂 | Combination check valve |
| CN2835743Y (en) * | 2006-04-14 | 2006-11-08 | 河南龙宇能源股份有限公司陈四楼煤矿 | Novel check valve |
| CN202215800U (en) * | 2011-09-01 | 2012-05-09 | 江苏苏高流体机械有限公司 | Swing check valve |
| CN205877299U (en) * | 2016-08-16 | 2017-01-11 | 丽水欧意阀门有限公司 | Self sealss swing check valve |
| CN207486136U (en) * | 2017-10-31 | 2018-06-12 | 浙江科泰阀门有限公司 | The oblique valve check-valves of flange form |
-
2021
- 2021-05-18 CN CN202110538656.9A patent/CN113202960B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2267362Y (en) * | 1996-07-31 | 1997-11-12 | 沈阳市三环浆体输送设备厂 | Combination check valve |
| CN2835743Y (en) * | 2006-04-14 | 2006-11-08 | 河南龙宇能源股份有限公司陈四楼煤矿 | Novel check valve |
| CN202215800U (en) * | 2011-09-01 | 2012-05-09 | 江苏苏高流体机械有限公司 | Swing check valve |
| CN205877299U (en) * | 2016-08-16 | 2017-01-11 | 丽水欧意阀门有限公司 | Self sealss swing check valve |
| CN207486136U (en) * | 2017-10-31 | 2018-06-12 | 浙江科泰阀门有限公司 | The oblique valve check-valves of flange form |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113202960A (en) | 2021-08-03 |
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