CN215568001U - Turbine butterfly valve with self-closing function in emergency state - Google Patents
Turbine butterfly valve with self-closing function in emergency state Download PDFInfo
- Publication number
- CN215568001U CN215568001U CN202121947487.6U CN202121947487U CN215568001U CN 215568001 U CN215568001 U CN 215568001U CN 202121947487 U CN202121947487 U CN 202121947487U CN 215568001 U CN215568001 U CN 215568001U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- turbine
- self
- closing function
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 20
- 239000012530 fluid Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 6
- 230000002708 enhancing effect Effects 0.000 description 3
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 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
- 238000011897 real-time detection Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses a turbine butterfly valve with a self-closing function in an emergency state. When the water pressure in the valve body is changed sharply, the fluid flowing sharply in the valve body generates large water pressure, the water pressure impacts the expansion spring to extrude the expansion spring to a certain degree, the sealing sheet is compressed by the expansion spring until the sealing sheet is abutted to the valve plate, the sealing sheet is in an open state, the inner wall of the limiting block is separated from the sealing sheet, the sealing sheet and the limiting block are matched to enhance the sealing performance of the valve plate, and if the sealing sheet is damaged and certain fluid flows into the sealing sheet and the valve plate, the fluid firstly flows into the sealing installation groove, so that the fluid is prevented from entering the valve plate, and the sealing effect of the valve plate is improved.
Description
Technical Field
The utility model relates to a turbine butterfly valve with a self-closing function in an emergency state, in particular to the technical field of butterfly valves.
Background
The butterfly valve is a valve with a closing member (valve clack or butterfly plate) as a disc and capable of rotating around a valve shaft to open and close, mainly plays a role in cutting off and throttling a pipeline, and is a regulating valve with a turbine flange butterfly valve (also called as a turbine flange flap valve) which is simple in structure, small in size and light in weight. When the flange butterfly valve is in the fully open position, the thickness of the butterfly plate is the only resistance to the flow of media through the valve body, and therefore the pressure generated by the valve plate will be small, and better flow control is achieved. Although the existing turbine butterfly valve with the self-closing function, which can realize automation and intellectualization, can automatically close the valve body when the valve body leaks, and prevent unnecessary waste of fluid, the existing turbine butterfly valve with the self-closing function is poor in sealing performance, and a sealing ring is easily worn and damaged, so that the sealing performance of the turbine butterfly valve with the self-closing function can not be guaranteed to be high on the premise of enhancing the self-closing function.
The turbine butterfly valve with the self-closing function has the problems that the sealing performance of the turbine butterfly valve with the self-closing function is poor, a guide sealing ring is easy to wear and damage, and the turbine butterfly valve with the self-closing function cannot have strong sealing performance on the premise of enhancing the self-closing function. In the chinese utility model patent publication no: CN 212080314U discloses a turbine butterfly valve with emergency self-closing function, above-mentioned technical scheme includes the valve body, the equal fixed mounting in both sides of valve body has flange, and flange's both sides surface angular position has all seted up the connecting hole, the inside movable mounting of valve body has the video disc, and above-mentioned technical scheme can realize the angle of opening of video disc and then the flow of control valve body, can fix the rim plate simultaneously, avoids the mistake to touch the rim plate and causes the valve body to close, can the inside water pressure of real-time detection valve body, can carry out the self-closing to the valve body under emergency, but the leakproofness among the above-mentioned technical scheme is relatively poor, and the sealing washer is very easily damaged, and then leads to the turbine butterfly valve to take place to leak.
Disclosure of Invention
The utility model aims to solve the defects of the prior art, and provides a turbine butterfly valve with a self-closing function in an emergency state, so as to solve the problems that the existing common turbine butterfly valve with the self-closing function in the background art is poor in sealing performance, a guide sealing ring is easy to wear and damage, and the turbine butterfly valve cannot have strong sealing performance on the premise of enhancing the self-closing function.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a turbine butterfly valve that has self-closing function under emergency, includes turbine device, valve body and drive arrangement, the equal fixed mounting in both sides at both ends has the ring flange around the valve body, the upper end surface intermediate position fixed mounting of valve body has the connecting seat, the upper end of connecting seat is provided with the turbine device, the input of turbine device is connected with drive arrangement's output, drive arrangement uses for opening the valve plate and close the valve plate and provide power with the cooperation of turbine device, be connected for current device between turbine device and the drive arrangement, do not do detailed narration here, install water pressure sensor on the inner wall surface of valve body, the valve rod is located inside the cylinder pore of valve body.
Preferably, the adjusting disc is sleeved on a turbine shaft of the turbine device, the turbine shaft of the turbine device penetrates through the connecting seat and is connected with the valve rod through the coupler, the valve rod in the middle position inside the valve body is connected with the valve plate with the size matched with that of the valve body channel through the cylindrical pin, the valve plate is provided with a plurality of grooves, and the grooves greatly reduce pressure loss caused by uniformly distributed resistance when the valve plate receives fluid passing through the valve plate in an opening state, so that the fluid can pass through the grooves more easily.
Preferably, the bottom terminal surface of valve body is provided with the end cover, the end cover passes through the bolted connection and installs to the bottom terminal surface of valve body on, be provided with the gasket between the bottom terminal surface of end cover and valve body, the setting of gasket strengthens the leakproofness of valve body.
Preferably, an installation groove is arranged on a valve seat of the valve body, a sealing sheet is filled in the installation groove, the sealing sheet is made of rubber materials, a telescopic spring is arranged on one side of the installation groove, the other end of the telescopic spring is abutted to the bottom end face of the sealing sheet, limit blocks are arranged in limit grooves on the side walls of the two sides of the installation groove, the limit blocks are made of rubber materials and are arranged along the circumferential position of the installation groove, the length of the limit grooves of the installation groove is slightly larger than that of the limit blocks, so that the limit blocks can move slightly in the installation groove and cannot be separated from the limit grooves of the installation groove, when the sealing sheet is abutted to the valve plate, the sealing sheet is in an open state, the inner wall of the limit block is separated from the sealing sheet, when the sealing sheet is separated from the valve plate, one end of the inner wall of the limit block is abutted to the sealing sheet, the setting of expanding spring is convenient for the reply of gasket, the one end that expanding spring was kept away from to the gasket is provided with sealing mounting groove.
The utility model provides a turbine butterfly valve with a self-closing function in an emergency state, which has the following beneficial effects:
1. when the valve body is used, the valve body is connected with a pipeline through the flange plate and is fixed through bolt connection, at the moment, the driving device is started to drive the turbine device to rotate, the valve rod is driven to rotate through the turbine shaft of the turbine device, the valve plate is driven to rotate through the rotation of the valve rod to enable the valve plate to incline for a certain angle, at the moment, liquid flows in, when the liquid flows in the valve body, the liquid in the valve body can be detected in real time through the water pressure sensor in the valve body, if the valve body is damaged, the water pressure in the valve body changes rapidly, at the moment, the water pressure sensor transmits a signal detected by the water pressure sensor to an external controller, an alarm signal is sent, and the valve body is closed emergently through the external controller.
2. When the water pressure in the valve body is changed sharply, the fluid flowing sharply in the valve body generates large water pressure, the water pressure impacts the expansion spring to extrude the expansion spring to a certain degree, the sealing sheet is compressed by the expansion spring until the sealing sheet is abutted to the valve plate, the sealing sheet is in an open state, the inner wall of the limiting block is separated from the sealing sheet, the sealing sheet and the limiting block are matched to enhance the sealing performance of the valve plate, and if the sealing sheet is damaged and certain fluid flows into the sealing sheet and the valve plate, the fluid firstly flows into the sealing installation groove, so that the fluid is prevented from entering the valve plate, and the sealing effect of the valve plate is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:
FIG. 1 is a schematic structural diagram of a turbine butterfly valve with a self-closing function in an emergency state according to the present invention;
FIG. 2 is a schematic view of a part of the structure of a turbine butterfly valve with a self-closing function in an emergency state according to the present invention;
FIG. 3 is a partial structural schematic view of a turbine butterfly valve with a self-closing function in an emergency state according to the present invention;
in the figure: 1. a turbine device; 2. an adjusting disk; 3. a valve body; 4. a connecting seat; 5. a valve stem; 6. a flange plate; 7. a drive device; 8. a cylindrical pin; 9. an end cap; 10. a valve plate; 11. a gasket; 12. a screw; 13. a groove; 14. a water pressure sensor; 161. a sealing block; 162. sealing the mounting groove; 163. sealing the sheet; 164. mounting grooves; 165. a tension spring; 166. and a limiting block.
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.
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model relates to a turbine butterfly valve with a self-closing function in an emergency state, which comprises a turbine device 1, a valve body 3 and a driving device 7, wherein flange plates 6 are fixedly arranged on two sides of the front end and the rear end of the valve body 3, a connecting seat 4 is fixedly arranged in the middle of the outer surface of the upper end of the valve body 3, the turbine device 1 is arranged at the upper end of the connecting seat 4, the input end of the turbine device 1 is connected with the output end of the driving device 7, the driving device and the turbine device are matched to provide power for opening and closing a valve plate, the connection between the turbine device and the driving device is an existing device, details are omitted, a water pressure sensor 14 is arranged on the inner wall surface of the valve body 3, and a valve rod 5 is positioned inside a cylindrical hole passage of the valve body 3.
As shown in fig. 1, the present embodiment provides a turbine butterfly valve with a self-closing function in an emergency, which is characterized in that: adjusting disk 2 is established to the cover on turbine device 1's the turbine shaft, turbine device 1's turbine shaft runs through connecting seat 4 to link to each other with valve rod 5 through the shaft coupling, be located connect valve body passageway size assorted valve plate 10 through cylindric lock 8 on the valve rod 5 of 3 inside intermediate positions of valve body, be provided with a plurality of grooves 13 on the valve plate 10, the setting of groove 13 has greatly reduced the valve plate and has received fluid because of the pressure loss that the equipartition resistance arouses when passing through the valve plate under the open mode for fluid passes through more easily.
As shown in fig. 2, the present embodiment provides a turbine butterfly valve with a self-closing function in an emergency, which is characterized in that: the bottom terminal surface of valve body 3 is provided with end cover 9, end cover 9 passes through screw 12 and connects the installation to the bottom terminal surface of valve body 3 on, be provided with gasket 11 between the bottom terminal surface of end cover 9 and valve body 3, the leakproofness of valve body 3 is strengthened in the setting of gasket 11.
As shown in fig. 3, the present embodiment provides a turbine butterfly valve with a self-closing function in an emergency, which is characterized in that: the valve seat of the valve body 3 is provided with an installation groove 164, the installation groove 164 is filled with a sealing sheet 163, the sealing sheet 163 is made of rubber materials, one side of the installation groove 164 is provided with a telescopic spring 165, the other end of the telescopic spring 165 is abutted against the bottom end face of the sealing sheet 163, the limiting grooves on the side walls of the two sides of the installation groove 164 are provided with limiting blocks 166, the limiting blocks 166 are made of rubber materials and are arranged along the circumferential direction of the installation groove 164, the length of the limiting groove of the installation groove 164 is slightly larger than that of the limiting blocks 166, so that the limiting blocks 166 can be guaranteed to move slightly in the installation groove and cannot be separated from the limiting grooves of the installation groove 164, when the sealing sheet 163 and the valve plate 10 are abutted, the sealing sheet 163 is in an open state, the inner wall of the limiting blocks 166 is separated from the sealing sheet 163, and when the sealing sheet 163 and the valve plate 10 are separated, stopper 166 inner wall one end and sealing washer looks butt this moment, the setting of expanding spring 165 is convenient for the reply of sealing washer, the one end that expanding spring 165 was kept away from to sealing washer 163 is provided with sealed mounting groove 162.
The utility model has the following use process: when the valve body is used, the valve body 3 is connected with a pipeline through the flange 6 and is fixed through bolt connection, at the moment, the driving device 7 is started, the driving device 7 drives the turbine device 1 to rotate, the turbine shaft of the turbine device 1 drives the valve rod 5 to rotate, at the moment, the valve rod rotates to drive the valve plate to rotate, the valve plate is inclined at a certain angle, at the moment, liquid flows in, when the liquid flows in the valve body, the liquid in the valve body can be detected in real time through the water pressure sensor 14 in the valve body, if the valve body is damaged, the water pressure in the valve body is changed rapidly, at the moment, the water pressure sensor 14 transmits a detected signal to an external controller, an alarm signal is sent out, and the valve body is closed emergently through the external controller.
When the water pressure in the valve body is changed sharply, the fluid flowing sharply in the valve body generates larger water pressure, the water pressure impacts the telescopic spring 165 to extrude the telescopic spring to a certain degree, the sealing sheet 163 is compressed by the telescopic spring 165 until the sealing sheet 163 is abutted against the valve plate, the sealing sheet 163 is in an open state, the inner wall of the limiting block 166 is separated from the sealing sheet 163, the sealing sheet and the limiting block are matched to enhance the sealing performance of the valve plate, and if the sealing sheet is damaged and certain fluid flows into the space between the sealing sheet and the valve plate, the fluid firstly flows into the sealing installation groove, so that the fluid is prevented from entering the valve plate, and the sealing effect is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments, and that modifications, substitutions and alterations may be made thereto without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a turbine butterfly valve that has self-closing function under emergency, includes turbine device (1), valve body (3) and drive arrangement (7), its characterized in that: the utility model discloses a valve, including valve body (3), the equal fixed mounting in both sides at both ends has ring flange (6) around valve body (3), the upper end surface intermediate position fixed mounting of valve body (3) has connecting seat (4), the upper end of connecting seat (4) is provided with turbine device (1), the input of turbine device (1) is connected with the output of drive arrangement (7), install water pressure sensor (14) on the inner wall surface of valve body (3), inside valve rod (5) were located the cylinder pore of valve body (3).
2. The turbine butterfly valve with self-closing function in emergency according to claim 1, characterized in that: adjusting disc (2) is established to the cover on the turbine shaft of turbine device (1), the turbine shaft of turbine device (1) runs through connecting seat (4) to link to each other with valve rod (5) through the shaft coupling, be located connect valve plate (10) with valve body (3) passageway size assorted through cylindric lock (8) on valve rod (5) of the inside intermediate position of valve body (3), be provided with a plurality of grooves (13) on valve plate (10).
3. The turbine butterfly valve with self-closing function in emergency according to claim 1, characterized in that: the bottom terminal surface of valve body (3) is provided with end cover (9), end cover (9) are connected through screw (12) and are installed to the bottom terminal surface of valve body (3) on, be provided with gasket (11) between the bottom terminal surface of end cover (9) and valve body (3).
4. The turbine butterfly valve with self-closing function in emergency according to claim 1, characterized in that: be provided with mounting groove (164) on the disk seat of valve body (3), sealing gasket (163) are filled to mounting groove (164) inside, sealing gasket (163) adopt rubber materials to make, one side of mounting groove (164) is provided with expanding spring (165), the bottom terminal surface looks butt of the other end and sealing gasket (163) of expanding spring (165).
5. The turbine butterfly valve with the self-closing function in the emergency state of claim 4, wherein: limiting blocks (166) are arranged in limiting grooves in side walls of two sides of the mounting groove (164), the limiting blocks (166) are made of rubber materials and are arranged along the circumferential position of the mounting groove (164), and the length of the limiting groove of the mounting groove (164) is slightly larger than that of the limiting blocks (166), so that the limiting blocks (166) can be guaranteed to move slightly in the mounting groove and cannot be separated from the limiting groove of the mounting groove (164).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121947487.6U CN215568001U (en) | 2021-08-19 | 2021-08-19 | Turbine butterfly valve with self-closing function in emergency state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121947487.6U CN215568001U (en) | 2021-08-19 | 2021-08-19 | Turbine butterfly valve with self-closing function in emergency state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215568001U true CN215568001U (en) | 2022-01-18 |
Family
ID=79839184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121947487.6U Active CN215568001U (en) | 2021-08-19 | 2021-08-19 | Turbine butterfly valve with self-closing function in emergency state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215568001U (en) |
-
2021
- 2021-08-19 CN CN202121947487.6U patent/CN215568001U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201031957Y (en) | Float valve | |
| CN110848396B (en) | Stop valve capable of dynamically sampling | |
| CN215568001U (en) | Turbine butterfly valve with self-closing function in emergency state | |
| CN218935375U (en) | Three-way pipe | |
| CN204153155U (en) | Mechanical seal leak-tight seal assembly | |
| CN114294438B (en) | Petroleum mechanical valve with emergency blocking function | |
| CN211371315U (en) | Butt clamp type soft sealing butterfly valve | |
| CN210372038U (en) | Bidirectional synchronous closing butterfly valve | |
| CN209604656U (en) | A kind of straight-through stop valve that sealing performance is high | |
| CN207989745U (en) | One kind quickly converting wind valve system | |
| CN214331602U (en) | Pressure reducing valve with air tightness monitoring function | |
| CN208670133U (en) | A kind of valve of good seal performance | |
| CN220727134U (en) | Pneumatic wave-making butterfly valve | |
| CN210484671U (en) | Pneumatic type flange ball valve | |
| CN220249009U (en) | Manual diaphragm valve | |
| CN210372055U (en) | Butterfly valve with good air tightness | |
| CN220980339U (en) | Leakage-proof electric butterfly valve | |
| CN217211278U (en) | Ventilation butterfly valve with gas tightness detects function | |
| CN208900810U (en) | A kind of pneumatic rubber expansion butterfly valve | |
| CN216643256U (en) | Stop valve is used to open air | |
| CN212804296U (en) | High-flow high-strength butterfly valve butterfly plate | |
| CN215980925U (en) | Novel threaded ball check valve | |
| CN219809436U (en) | High-sealing and easy-to-disassemble gas ball valve | |
| CN220622811U (en) | Ball valve with valve rod buffer assembly | |
| CN210240584U (en) | Butterfly valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A turbine butterfly valve with self closing function in emergency situations Granted publication date: 20220118 Pledgee: Huimin County Sub-branch of Postal Savings Bank of China Ltd. Pledgor: Shandong Shuangliu valve industry Co.,Ltd. Registration number: Y2024980017039 |