CN117553162B - Sewage treatment butterfly valve - Google Patents
Sewage treatment butterfly valve Download PDFInfo
- Publication number
- CN117553162B CN117553162B CN202410040161.7A CN202410040161A CN117553162B CN 117553162 B CN117553162 B CN 117553162B CN 202410040161 A CN202410040161 A CN 202410040161A CN 117553162 B CN117553162 B CN 117553162B
- Authority
- CN
- China
- Prior art keywords
- valve
- tooth
- meshing
- buckle
- sewage treatment
- 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
- 239000010865 sewage Substances 0.000 title claims abstract description 24
- 238000000926 separation method Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 34
- 238000002955 isolation Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 238000004065 wastewater treatment Methods 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- F16K39/00—Devices for relieving the pressure on the sealing faces
- F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
- F16K39/024—Devices for relieving the pressure on the sealing faces for lift valves using an auxiliary valve on the main valve
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/221—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves specially adapted operating means therefor
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- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/222—Shaping of the valve member
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
-
- 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
- F16K39/00—Devices for relieving the pressure on the sealing faces
- F16K39/02—Devices for relieving the pressure on the sealing faces for lift valves
- F16K39/028—Devices for relieving the pressure on the sealing faces for lift valves with pivoted closure members, e.g. butterfly valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a sewage treatment butterfly valve, which relates to the technical field of valve bodies, and is characterized in that a valve clack body, a separation plate, a limit buckle, a seal sleeve, a valve and a positioning ring are arranged, when the water pressure is high, reasonable pressure relief is carried out by rotating a rotating rod, after the pressure relief of the valve clack body is carried out, the valve clack body is opened, so that the rotation protection of the valve clack body is enhanced, the operation can be more conveniently carried out in the sewage treatment stage, and in addition, the valve and the positioning ring are arranged, so that the pressure relief can be well carried out when high pressure appears in different directions and the influence of the direction is avoided.
Description
Technical Field
The invention relates to the technical field of valve bodies, in particular to a sewage treatment butterfly valve.
Background
The butterfly valve is a common valve type, and consists of a valve body, a valve rod, a butterfly plate and a sealing element, and the working principle of the butterfly valve is to control the on-off of fluid or adjust the flow rate by rotating the butterfly plate. When the butterfly plate is perpendicular to the fluid direction, the valve is in a closed state; when the butterfly plate is parallel to the fluid direction, the valve is in an open state. The butterfly plate may be controlled by a manually operated, electrically operated or pneumatically operated actuator.
In the current sewage treatment, the on-off condition of sewage is controlled through the butterfly valve, but in the application of the butterfly valve, the butterfly valve is opened and closed through the rotation of the valve clack, for example, the water pressure in a sewage pipeline is high, at the moment, the opening of the butterfly valve is difficult, and the main reason for the problem is that the water pressure is high to press the valve clack, so that the valve clack cannot rotate, and therefore, the opening operation of the butterfly valve is difficult due to the high water pressure in the sewage treatment.
To solve the above problems, a sewage treatment butterfly valve is proposed.
Disclosure of Invention
The invention aims to provide a sewage treatment butterfly valve, which solves the problem that a high-pressure butterfly valve is difficult to open in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a sewage treatment butterfly valve, includes the valve casing, the front of valve casing and back are installed the connection port, the inside embedding of valve casing has the valve clack body, the handle is installed on the valve casing top, the sealing washer is installed to the position that the inner wall of valve casing contacted with the valve clack body;
the pressure release assembly comprises a separation plate, a sealing sleeve is arranged on the inner side of the valve clack body, the separation plate is arranged on the inner side of the sealing sleeve, a limit buckle is arranged at the edge position of the separation plate, a driving tooth is arranged on one side of the back of the separation plate, the driving tooth is rotationally connected with the separation plate, the driving tooth is meshed with the bottom end of the limit buckle, a rotating rod is embedded in the valve clack body, the bottom end of the rotating rod is connected with a meshing tooth, the meshing tooth is meshed with the driving tooth, a handle is connected to the top end of the rotating rod, and the rotating rod is driven by the rotating handle to rotate so as to drive the valve clack body to release pressure;
the outer side edge of the isolation plate is connected with a valve, the valve is made of flexible materials, and one side, far away from the isolation plate, of the valve is fixedly connected with a positioning ring.
Preferably, a through hole is formed in the central position of the valve clack body, the sealing sleeve is embedded into the through hole formed in the central position of the valve clack body, and the meshing teeth penetrate through the sealing sleeve from the top end of the sealing sleeve to the inside of the sealing sleeve and are meshed with the driving teeth.
Preferably, the isolation plate is arranged in the sealing sleeve through the support rod, and the circle center of the isolation plate is consistent with the circle center of the sealing sleeve.
Preferably, the limiting buckle wraps the front face and the back face of the outer side edge of the isolation plate, and the limiting buckle is rotationally connected with the isolation plate.
Preferably, the bottom of spacing buckle is provided with the latch that is used for with the drive tooth engaged with, spacing buckle evenly just equidistance distributes on the division board, and the bottom of every group of spacing buckle all meshes with the drive tooth, the drive tooth rotates and drives spacing buckle and rotate.
Preferably, the metal sheet for supporting and resetting is embedded in the valve, and the valve is in a wrinkled state when the isolation plate and the positioning ring are kept level.
Preferably, the positioning ring is annular, the positioning ring is pressed on the front surface and the back surface of the valve, and the outer surface of the positioning ring is provided with a sealing rubber ring.
Preferably, the outer surface of the driving tooth is provided with a meshing assembly, the meshing assembly comprises a meshing groove, the outer surface of the driving tooth is provided with a meshing groove, and one side surface of the limiting buckle is provided with a limiting tooth.
Preferably, when one side surface of the limiting buckle mounting limiting tooth is attached to the driving tooth, the limiting tooth is embedded into the meshing groove.
Preferably, one side surface of the limiting buckle mounting limiting tooth is an arc surface and is kept flush with the meshing groove.
Compared with the prior art, the invention has the following beneficial effects:
according to the sewage treatment butterfly valve provided by the invention, the valve clack body, the isolation plate, the limiting buckle, the sealing sleeve, the valve and the positioning ring are arranged, when the water pressure is large, reasonable pressure relief is carried out by rotating the rotating rod, after the pressure relief is carried out through the valve clack body, the valve clack body is opened without being blocked, so that the protection of the valve clack body in rotation is increased, the operation can be more conveniently carried out in the sewage treatment stage, and in addition, the valve and the positioning ring are arranged, so that the pressure relief can be well carried out when high pressure appears in different directions, and the influence of the direction is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of the structure of the spacer and the teeth of the present invention;
FIG. 4 is a schematic view of the structure of the valve clack body and seal ring of the present invention;
FIG. 5 is a schematic view of an exploded structure of the separator and the valve flap body of the present invention;
FIG. 6 is a schematic view of the valve and retainer ring of the present invention;
fig. 7 is a schematic view of the structure of the spacing teeth and the driving teeth of the present invention.
In the figure: 11. a valve housing; 12. a connection port; 13. a valve flap body; 14. a handle; 15. a seal ring; 2. a pressure relief assembly; 21. a partition plate; 22. limiting buckle; 23. sealing sleeve; 24. a drive tooth; 25. a rotating lever; 26. meshing teeth; 27. a valve; 28. a positioning ring; 3. an engagement assembly; 31. a meshing groove; 32. and a limit tooth.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
For a further understanding of the present invention, the present invention will be described in detail with reference to the drawings.
With reference to fig. 1 to 7, the sewage treatment butterfly valve of the present invention includes a valve housing 11, a connection port 12 is installed on the front surface of the valve housing 11 and the back surface thereof, a valve flap body 13 is embedded in the valve housing 11, a handle 14 is installed on the top end of the valve housing 11, a sealing ring 15 is installed at a position where the inner wall of the valve housing 11 contacts the valve flap body 13, during the sewage treatment stage, the on-off of sewage can be controlled by the butterfly valve, the valve flap body 13 is indirectly driven to rotate by rotating the handle 14, when the valve flap body 13 and the sealing ring 15 are separated, the valve is opened, so that liquid can circulate through a through hole between the valve flap body 13 and the valve housing 11, and when the valve housing 11 and a pipe are connected, the connection is completed through the connection port 12.
When the valve clack body 13 and the sealing ring 15 are attached, the sealing is ensured between the valve clack body 13 and the sealing ring 15, the circulation of liquid is blocked, when the liquid exists in a pipeline, the valve clack body 13 is extruded by water pressure, the valve clack body 13 is forced to be difficult to open under the condition of high water pressure after extrusion, and the problem is solved by setting as follows;
the pressure release assembly 2 is arranged on the inner side of the valve clack body 13, the pressure release assembly 2 comprises a separation plate 21, a sealing sleeve 23 is arranged on the inner side of the valve clack body 13, the separation plate 21 is arranged in the sealing sleeve 23 through a supporting rod, the circle center of the separation plate 21 is consistent with the circle center of the sealing sleeve 23, a limit buckle 22 is arranged at the edge position of the separation plate 21, the limit buckle 22 is wrapped on the front surface and the back surface of the outer side edge of the separation plate 21, the limit buckle 22 is in rotary connection with the separation plate 21, a driving tooth 24 is arranged on one side of the back surface of the separation plate 21, a through hole is formed in the center position of the valve clack body 13, the sealing sleeve 23 is embedded in the through hole formed in the center position of the valve clack body 13, a meshing tooth 26 penetrates into the inside of the sealing sleeve 23 and is meshed with the driving tooth 24, the driving tooth 24 is in rotary connection with the bottom end of the separation plate 21, the driving tooth 24 is meshed with the bottom end of the limit buckle 22, the limit buckle 22 is uniformly distributed on the front surface and the back surface of the separation plate 21, the bottom end of each limit buckle 22 is in rotary connection with the driving tooth 24, the driving tooth 25 is meshed with the driving tooth 25 of the driving tooth 25, the driving tooth 25 is meshed with the driving tooth 25, the driving rod is meshed with the driving tooth 14, and the driving rod is meshed with the driving rod 25, and the driving rod 25 is meshed with the driving rod 25;
when the valve clack body 13 is rotated and opened, the rotating rod 25 is driven to rotate through the rotation of the handle 14, the meshing teeth 26 are driven to rotate when the rotating rod 25 rotates, the rotating rod 25 and the valve clack body 13 are in movable connection when the rotating rod 25 rotates, that is, the handle 14 drives the rotating rod 25 to rotate and can not drive the valve clack body 13 to rotate, when the meshing teeth 26 and the driving teeth 24 are meshed, the driving teeth 24 are preferentially driven to rotate by the rotation of the meshing teeth 26, the limiting buckles 22 start to deflect after the driving teeth 24 rotate, the limiting buckles 22 in an initial state can wrap the two side surfaces of the valve 27 and the positioning ring 28, the limiting buckles 22 are gradually separated from the valve 27 and the positioning ring 28 along with the deflection of the limiting buckles 22, the separated positioning ring 28 lose the constraint of the position of the limiting buckles, the positioning ring 28 move in the inside the valve clack body under the impact of water pressure, and after the positioning ring 28 moves and breaks away from the sealing sleeve 23, liquid is enabled to pass through gaps between the positioning ring 28 and the sealing sleeve 23, the valve clack body and the valve clack 13 after the valve clack body is obtained, and the valve clack body is opened relatively and the valve clack 13 is controlled to rotate relatively and opened relatively.
In order to avoid increasing the constraint to the position of the positioning ring 28, the positioning ring 28 is pulled by the valve 27, when the rotating rod 25 rotates reversely, the limiting buckle 22 is unfolded again, the valve 27 is pushed along the wall of the valve 27 after being unfolded, the positioning ring 28 is pulled by pushing the valve 27, and the positioning ring 28 is embedded into the limiting buckle 22 again, so that the positioning ring 28 can be limited by the limiting buckle 22.
The outside edge of division board 21 is connected with valve 27, valve 27 flexible material makes, valve 27 keeps away from the one side fixedly connected with retainer plate 28 of division board 21, valve 27's inside embeds the sheetmetal that is used for supporting and restoring, when division board 21 and retainer plate 28 keep level, valve 27 is in the fold state, retainer plate 28 is the ring form, retainer plate 28 pressfitting is at valve 27's front and back, the surface of retainer plate 28 is provided with sealed rubber ring, can play the effect of pressure release through retainer plate 28 and valve 27 that set up, when inside water pressure is great, the rotation of valve clack body 13 needs to extrude one side liquid, consequently, the rotation of valve clack body 13 will be very difficult, at this moment, need rotate handle 14 can drive dwang 25 and rotate, finally with the help of the impact of water pressure, make retainer plate 28 break away from seal sleeve 23 and carry out the pressure release, wherein because 27 flexible material makes, consequently, the water pressure of whichever direction is big, can both carry out fine pressure release, the valve flexibility of operation has also been great.
When the limit teeth 32 rotate until being attached to the engagement grooves 31, the rotation of the engagement grooves 31 can be restrained, and when the rotation of the engagement grooves 31 is restrained, the rotation of the engagement teeth 26 can be restrained, and the rotation of the valve clack body 13 can not influence the rotation of the rotating rod 25;
the meshing component 3 has been seted up to the surface of driving tooth 24, and meshing component 3 includes meshing groove 31, and meshing groove 31 has been seted up to the surface of driving tooth 24, is provided with spacing tooth 32 on the side of spacing buckle 22, and when spacing buckle 22 installation spacing tooth 32's a side and driving tooth 24 are mutually pasted, spacing tooth 32 imbeds in meshing groove 31, and spacing buckle 22 installation spacing tooth 32's a side is the cambered surface to keep flush with meshing groove 31.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A sewage treatment butterfly valve comprising a valve housing (11), characterized in that: the front surface and the back surface of the valve casing (11) are provided with connecting ports (12), the valve clack body (13) is embedded in the valve casing (11), the top end of the valve casing (11) is provided with a handle (14), and the position, where the inner wall of the valve casing (11) is contacted with the valve clack body (13), is provided with a sealing ring (15);
the pressure release assembly (2) is arranged on the inner side of the valve clack body (13), the pressure release assembly (2) comprises a separation plate (21), a sealing sleeve (23) is arranged on the inner side of the valve clack body (13), the separation plate (21) is arranged on the inner side of the sealing sleeve (23), a limit buckle (22) is arranged at the edge position of the separation plate (21), a driving tooth (24) is arranged on one side of the back of the separation plate (21), the driving tooth (24) is rotationally connected with the separation plate (21), the driving tooth (24) is meshed with the bottom end of the limit buckle (22), a rotating rod (25) is embedded in the valve clack body (13), a meshing tooth (26) is connected with the bottom end of the rotating rod (25), the meshing tooth (26) is meshed with the driving tooth (24), the top end of the rotating rod (25) is connected with a handle (14), and the rotating rod (25) is driven by the rotating handle (14) to rotationally drive the valve clack body (13) to release pressure;
the outer side edge of the isolation plate (21) is connected with a valve (27), the valve (27) is made of flexible materials, and one side, far away from the isolation plate (21), of the valve (27) is fixedly connected with a positioning ring (28);
when meshing teeth (26) and driving teeth (24) are meshed, the driving teeth (24) are preferentially driven to rotate by rotation of the meshing teeth (26), the limiting buckles (22) start to deflect after the driving teeth (24) rotate, the limiting buckles (22) can wrap two side surfaces of the valve (27) and the positioning ring (28) in an initial state, and the limiting buckles (22) are gradually separated from the valve (27) and the positioning ring (28) along with the deflection of the limiting buckles (22).
2. A sewage treatment butterfly valve according to claim 1, wherein: the valve clack is characterized in that a through hole is formed in the center of the valve clack body (13), the sealing sleeve (23) is embedded into the through hole formed in the center of the valve clack body (13), and the meshing teeth (26) penetrate through the sealing sleeve (23) from the top end to the inside of the sealing sleeve (23) and are meshed with the driving teeth (24).
3. A sewage treatment butterfly valve according to claim 1, wherein: the isolation plate (21) is arranged in the sealing sleeve (23) through the support rod, and the circle center of the isolation plate (21) is consistent with the circle center of the sealing sleeve (23).
4. A sewage treatment butterfly valve according to claim 1, wherein: the limiting buckle (22) is wrapped on the front face and the back face of the outer side edge of the isolation plate (21), and the limiting buckle (22) is rotationally connected with the isolation plate (21).
5. The wastewater treatment butterfly valve of claim 4, wherein: the bottom of spacing buckle (22) is provided with the latch that is used for with driving tooth (24) engaged with, spacing buckle (22) evenly just equidistance distributes on division board (21), and the bottom of every group spacing buckle (22) all meshes with driving tooth (24), driving tooth (24) rotate and drive spacing buckle (22) and rotate.
6. A sewage treatment butterfly valve according to claim 1, wherein: the valve (27) is internally embedded with a metal sheet for supporting and resetting, and the valve (27) is in a folded state when the isolation plate (21) and the positioning ring (28) are kept level.
7. The wastewater treatment butterfly valve of claim 6, wherein: the positioning ring (28) is in a circular ring shape, the positioning ring (28) is pressed on the front surface and the back surface of the valve (27), and a sealing rubber ring is arranged on the outer surface of the positioning ring (28).
8. A sewage treatment butterfly valve according to claim 1, wherein: the outer surface of the driving tooth (24) is provided with a meshing assembly (3), the meshing assembly (3) comprises a meshing groove (31), the outer surface of the driving tooth (24) is provided with the meshing groove (31), and one side surface of the limiting buckle (22) is provided with a limiting tooth (32).
9. The wastewater treatment butterfly valve of claim 8, wherein: when one side surface of the limit buckle (22) provided with the limit tooth (32) is attached to the driving tooth (24), the limit tooth (32) is embedded into the meshing groove (31).
10. A sewage treatment butterfly valve according to claim 9, wherein: one side surface of the limit buckle (22) provided with the limit tooth (32) is an arc surface and is kept flush with the meshing groove (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410040161.7A CN117553162B (en) | 2024-01-11 | 2024-01-11 | Sewage treatment butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410040161.7A CN117553162B (en) | 2024-01-11 | 2024-01-11 | Sewage treatment butterfly valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117553162A CN117553162A (en) | 2024-02-13 |
| CN117553162B true CN117553162B (en) | 2024-04-05 |
Family
ID=89818968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410040161.7A Active CN117553162B (en) | 2024-01-11 | 2024-01-11 | Sewage treatment butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117553162B (en) |
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| KR101259397B1 (en) * | 2012-11-23 | 2013-05-07 | 방광원 | Polyurethan butterfly valve |
| CN109058571A (en) * | 2018-09-28 | 2018-12-21 | 盐城欧润石化设备制造有限公司 | A kind of pipeline valve easy to use |
| CN109780230A (en) * | 2019-04-04 | 2019-05-21 | 杭州蓝圣阀门有限公司 | A kind of antifreeze pressure release butterfly valve |
| CN210566310U (en) * | 2019-08-17 | 2020-05-19 | 福建泉州市南安步盛汽配有限公司 | Butterfly valve clack for fire hydrant |
| CN111350832A (en) * | 2020-04-09 | 2020-06-30 | 沃奥芙阀门制造有限公司 | High-strength wear-resistant butterfly valve |
| CN113090780A (en) * | 2021-03-29 | 2021-07-09 | 浙江理工大学 | Valve opening and closing structure and valve |
| CN214662077U (en) * | 2021-03-08 | 2021-11-09 | 瑞安市南星机械有限公司 | Butterfly valve |
| CN114294428A (en) * | 2022-02-08 | 2022-04-08 | 国工控股集团有限公司 | Accurate positioning type metal seal butterfly valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9291273B2 (en) * | 2013-09-16 | 2016-03-22 | Bray International, Inc. | Butterfly valve assembly |
-
2024
- 2024-01-11 CN CN202410040161.7A patent/CN117553162B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101259397B1 (en) * | 2012-11-23 | 2013-05-07 | 방광원 | Polyurethan butterfly valve |
| CN109058571A (en) * | 2018-09-28 | 2018-12-21 | 盐城欧润石化设备制造有限公司 | A kind of pipeline valve easy to use |
| CN109780230A (en) * | 2019-04-04 | 2019-05-21 | 杭州蓝圣阀门有限公司 | A kind of antifreeze pressure release butterfly valve |
| CN210566310U (en) * | 2019-08-17 | 2020-05-19 | 福建泉州市南安步盛汽配有限公司 | Butterfly valve clack for fire hydrant |
| CN111350832A (en) * | 2020-04-09 | 2020-06-30 | 沃奥芙阀门制造有限公司 | High-strength wear-resistant butterfly valve |
| CN214662077U (en) * | 2021-03-08 | 2021-11-09 | 瑞安市南星机械有限公司 | Butterfly valve |
| CN113090780A (en) * | 2021-03-29 | 2021-07-09 | 浙江理工大学 | Valve opening and closing structure and valve |
| CN114294428A (en) * | 2022-02-08 | 2022-04-08 | 国工控股集团有限公司 | Accurate positioning type metal seal butterfly valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117553162A (en) | 2024-02-13 |
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Effective date of registration: 20240312 Address after: No. 555, Huagao Road, Huating Town, Jiading District, Shanghai, 201816 Applicant after: SHANGHAI HUGONG VALVE FACTORY (Group) Co.,Ltd. Country or region after: Zhong Guo Address before: Room 1003A, 10th Floor, Building 19, Phase II, Innovation Park, No. 7 Wulongjiang Middle Avenue, Shangjie Town, Minhou County, Fuzhou City, Fujian Province, 350100 Applicant before: Fujian Yunlian Zhonghui Environmental Protection Technology Co.,Ltd. Country or region before: Zhong Guo |
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