CN210623612U - High-frequency long-life butterfly valve - Google Patents
High-frequency long-life butterfly valve Download PDFInfo
- Publication number
- CN210623612U CN210623612U CN201921812157.9U CN201921812157U CN210623612U CN 210623612 U CN210623612 U CN 210623612U CN 201921812157 U CN201921812157 U CN 201921812157U CN 210623612 U CN210623612 U CN 210623612U
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- China
- Prior art keywords
- valve
- valve body
- plate
- valve rod
- sealing
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- 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.)
- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims abstract description 46
- 238000003825 pressing Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 6
- 238000012856 packing Methods 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 abstract description 3
- 239000000945 filler Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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Abstract
The utility model discloses a butterfly valve with high frequency and long service life, which comprises an actuating mechanism, a valve rod, a valve plate, a valve body, an end cover, a bracket, a butt clamp block, a connecting shaft and a sealing ring pressing plate; the valve is characterized in that the valve rod is movably arranged in the valve body; the end cover is fixedly connected with the valve body through a bolt, and a split ring is arranged between the end cover and the valve rod; the valve plate passes through round pin and valve rod swing joint, be equipped with sealing washer and soft sealing ring between valve plate and the valve body, sealing washer and soft sealing ring pass through sealing washer clamp plate fixed mounting between valve plate and valve body, and the sealing washer clamp plate passes through bolt fixed connection with the valve body. The utility model has the advantages that the double eccentric structure ensures that no extrusion phenomenon exists between the valve plate and the sealing surface when the valve plate rotates, thereby prolonging the service life of the sealing surface, and the tight sealing performance of the valve is added, so that the valve has an ultra-long service life; the sealing ring is made of PTFE material, so that the replacement is convenient.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a valve field specifically indicates a long-life butterfly valve of high frequency.
[ background of the invention ]
The butterfly valve is also called as a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which has a closing member (a valve clack or a butterfly plate) as a disk and can rotate around a valve shaft to open and close; the valve can be used for controlling the flow of various types of fluid such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like; the pipeline mainly plays a role in cutting off and throttling; the butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the purpose of opening, closing or adjusting is achieved at present, the butterfly valve is commonly used in industries such as petroleum, chemical engineering, electric power, light textile, food, medicine, papermaking, municipal engineering and water plants at home, the service frequency of the butterfly valve is high, the service life of the butterfly valve is generally short under the high-frequency service condition, and therefore the butterfly valve is frequently required to be maintained or replaced and is troublesome and high in cost. Therefore, a butterfly valve with high frequency and long service life is provided.
[ summary of the invention ]
The utility model aims at solving the problem of the prior art and providing a butterfly valve with high frequency and long service life.
In order to achieve the above purpose, the utility model provides a following technical scheme: a butterfly valve with high frequency and long service life comprises an actuating mechanism, a valve rod, a valve plate, a valve body, an end cover, a support, a butt clamp block, a connecting shaft and a sealing ring pressing plate; the valve is characterized in that the valve rod is movably arranged in the valve body; the end cover is fixedly connected with the valve body through a bolt, and a split ring is arranged between the end cover and the valve rod; the valve plate passes through round pin and valve rod swing joint, be equipped with sealing washer and soft sealing ring between valve plate and the valve body, sealing washer and soft sealing ring pass through sealing washer clamp plate fixed mounting between valve plate and valve body, and the sealing washer clamp plate passes through bolt fixed connection with the valve body.
Preferably, the bracket is fixedly connected with the valve body through a bolt and a pin.
Preferably, a guide sleeve is arranged on the valve rod at one end of the valve cover, and the guide sleeve is fixedly arranged on the valve rod through a split ring and the valve body; the other end of the valve rod is provided with a guide sleeve, a filler and a pressing nail, and the guide sleeve, the filler and the pressing nail are fixedly arranged between the valve rod and the valve body through a support, a bolt and the valve body.
Preferably, one end of the valve rod is fixedly provided with a butt clamping block, the butt clamping block is further provided with a connecting shaft, and the valve rod is fixedly connected with the connecting shaft through the butt clamping block.
Preferably, the actuating mechanism is fixedly connected with the bracket through a bolt; the valve rod is connected with the actuating mechanism through a connecting shaft.
Preferably, the sealing ring is made of PTFE material.
The utility model has the advantages that: the double-eccentric structure ensures that no extrusion phenomenon exists between the valve plate and the sealing surface when the valve plate rotates, so that the service life of the sealing surface is prolonged, and the tight sealing performance of the valve is added, so that the valve has an ultra-long service life; the sealing ring is made of PTFE material, so that the replacement is convenient.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the enlarged partial structure of the present invention;
fig. 3 is a schematic diagram of the local enlarged structure of the present invention.
Illustration of the drawings: 1. an actuator; 2. a valve stem; 3. a valve plate; 4. a valve body; 5. an end cap; 6. a support; 7. aligning the clamping blocks; 8. connecting a shaft; 9. opening the ring; 10. a pin; 11. a seal ring; 12. a soft seal ring; 13. a seal ring pressing plate; 14. a guide sleeve; 15. a filler; 16. and (5) pressing the nails.
Detailed Description
The following description will further describe a high-frequency long-life butterfly valve according to the present invention with reference to the accompanying drawings.
As described in fig. 1 to 3, the butterfly valve with high frequency and long service life of the embodiment includes an actuator 1, a valve rod 2, a valve plate 3, a valve body 4, an end cover 5, a bracket 6, a butt clamp 7, a spindle 8 and a seal ring pressing plate 13; the valve is characterized in that the valve rod 2 is movably arranged in the valve body 4; the end cover 5 is fixedly connected with the valve body 4 through a bolt, and a split ring 9 is arranged between the end cover 5 and the valve rod 2; the valve plate 3 is movably connected with the valve rod 2 through a pin 10, a sealing ring 11 and a soft sealing ring 12 are arranged between the valve plate 3 and the valve body 4, the sealing ring 11 and the soft sealing ring 12 are fixedly arranged between the valve plate 3 and the valve body 4 through a sealing ring pressing plate 13, and the sealing ring pressing plate 13 is fixedly connected with the valve body 4 through a bolt; the bracket 6 is fixedly connected with the valve body 4 through a bolt and a pin 10; a guide sleeve 14 is arranged on the valve rod 2 at one end of the valve cover, and the guide sleeve 14 is fixedly arranged on the valve rod 2 through a split ring 9 and the valve body 4; the other end of the valve rod 2 is provided with a guide sleeve 14, a packing 15 and a press nail 16, and the guide sleeve 14, the packing 15 and the press nail 16 are fixedly arranged between the valve rod 2 and the valve body 4 through a bracket 6, a bolt and the valve body 4; a butt clamping block 7 is fixedly installed at one end of the valve rod 2, a connecting shaft 8 is further installed on the butt clamping block 7, and the valve rod 2 is fixedly connected with the connecting shaft 8 through the butt clamping block 7; the actuating mechanism 1 is fixedly connected with the bracket 6 through bolts; the valve rod 2 is connected with the actuating mechanism 1 through a connecting shaft 8; the sealing ring 11 is made of PTFE material.
The utility model discloses a working process, when opening, rotates through 1 drive spiale 8 of actuating mechanism, and spiale 8 drives valve rod 2 and rotates to drive valve plate 3 and rotate, valve plate 3 rotates 90 degrees and opens and close for accomplishing once, can control medium's flow through the pivoted angle.
The beneficial effects of the utility model are that, through the double eccentric structure when the valve plate 3 and the valve rod 2 are installed, when the valve is opened, each point on the sealing surface of the valve plate 3 can be separated from the sealing surface at the same time, and the valve plate 3 rotates to avoid the extrusion phenomenon between the sealing surface and the valve plate 3, thereby improving the service life of the sealing surface; when the valve is closed, the driving torque can form a uniform sealing specific pressure on a sealing surface, and the leakage grade can reach zero leakage; the sealing ring 11 is made of PTFE material, so that the replacement is convenient, and the valve has an ultra-long service life through a double-eccentric structure and the tight sealing performance of the valve; by adjusting the angle of rotation of the valve plate 3, a rapid cut-off or adjustment of the medium flow can be achieved.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (6)
1. A butterfly valve with high frequency and long service life comprises an actuating mechanism (1), a valve rod (2), a valve plate (3), a valve body (4), an end cover (5), a support (6), a clamping block (7), a connecting shaft (8) and a sealing ring pressing plate (13); the valve is characterized in that the valve rod (2) is movably arranged in the valve body (4); the end cover (5) is fixedly connected with the valve body (4) through a bolt, and a split ring (9) is arranged between the end cover (5) and the valve rod (2); valve plate (3) are through round pin (10) and valve rod (2) swing joint, be equipped with between valve plate (3) and valve body (4) sealing washer (11) and soft sealing ring (12), sealing washer (11) and soft sealing ring (12) are through sealing washer clamp plate (13) fixed mounting between valve plate (3) and valve body (4), and bolt fixed connection is passed through with valve body (4) in sealing washer clamp plate (13).
2. A high frequency long life butterfly valve as defined in claim 1, wherein: the support (6) is fixedly connected with the valve body (4) through a bolt and a pin (10).
3. A high frequency long life butterfly valve as defined in claim 1, wherein: a guide sleeve (14) is arranged on the valve rod (2) at one end of the valve cover, and the guide sleeve (14) is fixedly arranged on the valve rod (2) through a split ring (9) and the valve body (4); the valve is characterized in that a guide sleeve (14), a packing (15) and a pressing nail (16) are installed at the other end of the valve rod (2), and the guide sleeve (14), the packing (15) and the pressing nail (16) are fixedly installed between the valve rod (2) and the valve body (4) through a support (6), a bolt and the valve body (4).
4. A high frequency long life butterfly valve as defined in claim 1, wherein: valve rod (2) one end is served fixed mounting and is had clamp splice (7), still installs spiale (8) on clamp splice (7), valve rod (2) and spiale (8) are through clamp splice (7) fixed connection.
5. A high frequency long life butterfly valve as defined in claim 1, wherein: the actuating mechanism (1) is fixedly connected with the bracket (6) through bolts; the valve rod (2) is connected with the actuating mechanism (1) through a connecting shaft (8).
6. A high frequency long life butterfly valve as defined in claim 1, wherein: the sealing ring (11) is made of PTFE material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921812157.9U CN210623612U (en) | 2019-10-26 | 2019-10-26 | High-frequency long-life butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921812157.9U CN210623612U (en) | 2019-10-26 | 2019-10-26 | High-frequency long-life butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210623612U true CN210623612U (en) | 2020-05-26 |
Family
ID=70759727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921812157.9U Expired - Fee Related CN210623612U (en) | 2019-10-26 | 2019-10-26 | High-frequency long-life butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210623612U (en) |
-
2019
- 2019-10-26 CN CN201921812157.9U patent/CN210623612U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200526 |