CN216045705U - Floating simply supported beam piezoelectric valve - Google Patents
Floating simply supported beam piezoelectric valve Download PDFInfo
- Publication number
- CN216045705U CN216045705U CN202121495181.1U CN202121495181U CN216045705U CN 216045705 U CN216045705 U CN 216045705U CN 202121495181 U CN202121495181 U CN 202121495181U CN 216045705 U CN216045705 U CN 216045705U
- Authority
- CN
- China
- Prior art keywords
- block
- valve core
- sealing
- valve
- core plunger
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 55
- 238000001125 extrusion Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Images
Landscapes
- Valve Housings (AREA)
Abstract
The utility model discloses a floating simply supported beam piezoelectric valve, which comprises a cavity shell, wherein an extension block is arranged on one section of the cavity shell, a valve core plunger is arranged in an inner cavity of the cavity shell, a sealing ring is arranged at an outer port of the valve core plunger, a supporting block is arranged at the bottom of the cavity shell, and a gas guide pipe is arranged between the supporting block and the valve core plunger.
Description
Technical Field
The utility model belongs to the technical field of piezoelectric valves, and particularly relates to a floating simply supported beam piezoelectric valve.
Background
The piezoelectric valve is a two-position (or proportional) control valve made by using the principle that functional ceramic plates generate bending deformation under the action of voltage. The action of the piezoelectric valve is controlled only by providing enough voltage, and the electric power consumption is almost zero. The piezo-electric valves function as pilot valves in the E/P conversion units, two piezo-electric valves being applied simultaneously per E/P conversion unit, for which the piezo-electric valves have to be pressurized because the pilot pressure, i.e. the gas pressure in the pilot chamber, is too small to have the capacity to generate a gas flow.
The utility model discloses a floating type simply supported beam piezoelectric valve with an authorization notice number CN202371259U, relates to a floating type simply supported beam piezoelectric valve and belongs to piezoelectric valves. The support block, the valve core plunger are located in the cavity outer casing respectively, the seal ring is sleeved with the valve core plunger, the air outlet is located on the cavity outer casing, two ends of the air duct are fixedly connected with the support block and the valve core plunger respectively, the nozzle is fixedly connected with the air duct, the air inlet is connected with the air duct, the adjusting screw is in threaded connection with the support block, one end of the piezoelectric beam is placed on the adjusting screw, the other end of the piezoelectric beam is placed on the valve core plunger, the lower surface of the middle point position of the piezoelectric beam is stained with the seal pad and is in contact with the nozzle, one end of the spring electrode is connected with the valve core plunger through the fixing screw, and the other end of the spring electrode is in compression joint with the groove on the electrode isolation block. The method is mainly characterized in that: the response speed is high, and the opening is large; the floating simply supported beam supports to ensure that the sealing gasket is in a good sealing state when in contact with the air tap, and the defect of poor sealing performance of the fixedly supported piezoelectric beam is avoided; the continuous adjustment of the sealing performance of the valve port can be realized through the sealing adjusting screw.
However, when the floating simply supported beam piezoelectric valve is used, the nine joints of some structures are not provided with corresponding airtight air leakage prevention devices, so that air leakage of equipment during working can be caused due to poor airtightness during working.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a floating simply supported beam piezoelectric valve to solve the problem of incomplete sealing.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a floating simple beam piezoelectric valve, includes the cavity shell, the inside structural component who is used for installing various needs of cavity shell, cavity shell is provided with the extension piece in one section, and the extension piece is used for externally mounted seal structure, the case plunger is installed to the inner chamber of cavity shell, the sealing washer is installed to the outer port of case plunger, and the sealing washer is used for the sealed setting of case plunger, the supporting shoe is installed to the bottom of cavity shell, install the air duct between supporting shoe and the case plunger, the air duct is used for the inner structure air guide.
Preferably, the extension block is provided with an installation block through a fixing bolt, and the installation block is fixed on the extension block of the cavity shell through the fixing bolt, so that the interior of the extension block is restrained and cannot shake.
Preferably, a sealing block is arranged between the sealing ring and the mounting block, and the sealing block is additionally arranged between the sealing ring and the mounting block, so that the airtightness of the valve core plunger, the sealing ring, the sealing block and the mounting block can be more tightly enhanced.
Preferably, install the extrusion bolt on the installation piece, the extrusion bolted connection is on sealed piece, can make sealed piece compress tightly to sealing washer and case plunger gradually through the extrusion bolt that sets up, thereby can make inside compactness better with the extrusion bolt is fixed.
Preferably, an inner cavity of the cavity shell is provided with an upper blocking block and a lower blocking block, the upper blocking block and the lower blocking block are arranged on the side edge of the valve core plunger, and the side edge of the valve core plunger is provided with the upper blocking block and the lower blocking block, so that the pressed valve core plunger can be blocked, and the sealing ring can be tightly pressed and sealed.
Preferably, a circular ring is arranged at the joint of the valve core plunger and the air duct, the circular ring is installed in the air duct through a set sealing gasket, the circular ring is coated through a set air duct inner tube, and then the sealing gasket is arranged between the air duct and the circular ring to strengthen the airtightness.
Preferably, a jacking device is installed between the cavity shell and the supporting block, an adjusting rod is arranged at the bottom of the jacking device, a jacking rod is arranged on the jacking device, an annular block is arranged at the top of the jacking rod and abuts against the supporting block, the length of the extension of the jacking rod can be adjusted by rotating the adjusting rod on the jacking device, the jacking rod can rotate on the annular block, the annular block abuts against the supporting block and cannot be abraded, and the sealing performance of the supporting block, the air guide pipe and the valve core plunger can be further enhanced.
Compared with the prior art, the utility model has the beneficial effects that:
1. by arranging the structure which can enable the valve core plunger, the sealing ring and the seal to be gradually clamped, the sealing property of the packaging port can be better;
2. the circular ring and the sealing gasket are in butt joint with the air guide pipe, and the jacking device is further arranged to enable the supporting block, the air guide pipe and the valve core plunger to be tightened, so that the sealing performance of the internal pipeline is better.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the utility model a;
fig. 3 is a cross-sectional view of invention b.
In the figure: 1. a cavity housing; 2. a spool plunger; 3. an extension block; 4. mounting blocks; 5. fixing the bolt; 6. a seal ring; 7. a sealing block; 8. extruding the bolt; 9. an upper stopper; 10. a lower stop block; 11. an air duct; 12. a gasket; 13. a circular ring; 14. a jacking device; 15. adjusting a rod; 16. a jacking rod; 17. a ring block; 18. and (7) a supporting block.
Detailed Description
Referring to fig. 1, 2 and 3, the floating simply supported beam piezoelectric valve comprises a cavity housing 1, structural components required for installation are arranged inside the cavity housing 1, an extension block 3 is arranged on one section of the cavity housing 1, the extension block 3 is used for installing a sealing structure outside, a valve core plunger 2 is installed in an inner cavity of the cavity housing 1, a sealing ring 6 is installed at an outer port of the valve core plunger 2, the sealing ring 6 is used for sealing the valve core plunger 2, a supporting block 18 is installed at the bottom of the cavity housing 1, an air guide tube 11 is installed between the supporting block 18 and the valve core plunger 2, and the air guide tube 11 is used for guiding air of an internal structure.
Referring to fig. 1, the extension block 3 is provided with a mounting block 4 by a fixing bolt 5, and the mounting block 4 is fixed to the extension block 3 of the cavity housing 1 by the fixing bolt 5, so that the interior is restrained and does not shake.
Referring to fig. 1, a sealing block 7 is installed between a sealing ring 6 and an installation block 4, and the sealing block 7 is additionally installed between the sealing ring 6 and the installation block 4, so that the airtightness among the valve core plunger 2, the sealing ring 6, the sealing block 7 and the installation block 4 can be more tightly enhanced.
Referring to fig. 1, the mounting block 4 is provided with an extrusion bolt 8, the extrusion bolt 8 is connected to the sealing block 7, the sealing block 7 can be gradually pressed against the sealing ring 6 and the spool plunger 2 by the extrusion bolt 8, and then the extrusion bolt 8 is fixed, so that the inner tightness is better.
Referring to fig. 1, an inner cavity of a cavity housing 1 is provided with an upper stopper 9 and a lower stopper 10, the upper stopper 9 and the lower stopper 10 are arranged at the side of a valve core plunger 2, and the side of the valve core plunger 2 is provided with the upper stopper 9 and the lower stopper 10, so that the pressed valve core plunger 2 can be stopped, and a seal ring 6 is tightly pressed and sealed.
Referring to fig. 1 and 2, a circular ring 13 is arranged at the joint of the valve core plunger 2 and the air duct 11, the circular ring 13 is installed inside the air duct 11 through an arranged sealing gasket 12, the circular ring 13 is coated through an inner pipe of the arranged air duct 11, and then the sealing gasket 12 is arranged between the air duct 11 and the circular ring 13 to enhance the sealing performance.
Referring to fig. 1, 2 and 3, a jacking device 14 is installed between a cavity housing 1 and a supporting block 18, an adjusting rod 15 is arranged at the bottom of the jacking device 14, a jacking rod 16 is arranged on the jacking device 14, an annular block 17 is arranged at the top of the jacking rod 16 and abuts against the supporting block 18, the length of the jacking rod 16 can be adjusted by rotating the adjusting rod 15 on the jacking device 14, the jacking rod 16 can rotate on the annular block 17, so that the annular block 17 abuts against the supporting block 18 and is not abraded, and the sealing performance of the supporting block 18, the air duct 11 and the spool plunger 2 can be further enhanced.
The working principle of the scheme is as follows: strengthen the leakproofness when encapsulating the piezoelectric valve, block piece 9 and lower block piece 10 through setting up at the side of case plunger 2, can make the case plunger 2 that is pressed move receive and block, then install sealing washer 6 and sealing piece 7 again, at last through fixing bolt 5 with install on piece 4 is fixed to the extension piece 3 of cavity housing 1, through install sealing piece 7 additional between sealing washer 6 and installation piece 4, can make case plunger 2, sealing washer 6, receive stronger extrusion between sealing piece 7 and the installation piece 4, then through installation extrusion bolt 8 on installation piece 4, extrusion bolt 8 can make sealing piece 7 compress tightly to sealing washer 6 and case plunger 2 gradually, thereby it is better to make inside compactness to fix extrusion bolt 8.
The inner pipe of the air duct 11 arranged on the valve core plunger 2 wraps the ring 13, then the sealing gasket 12 is arranged between the air duct 11 and the ring 13 to strengthen the tightness, the adjusting rod 15 on the jacking device 14 is adjusted, the jacking rod 16 can rotate on the ring block 17 and can change the length, the ring block 17 jacks the supporting block 18 and cannot be abraded, and then the tightness of the supporting block 18, the air duct 11 and the valve core plunger 2 can be strengthened.
Claims (7)
1. The utility model provides a floating simple beam piezoelectric valve, includes cavity shell (1), its characterized in that: the improved structure is characterized in that an extension block (3) is arranged on one section of the cavity shell (1), the valve core plunger (2) is installed in an inner cavity of the cavity shell (1), a sealing ring (6) is installed at an outer port of the valve core plunger (2), a supporting block (18) is installed at the bottom of the cavity shell (1), and an air guide pipe (11) is installed between the supporting block (18) and the valve core plunger (2).
2. A floating simple beam piezoelectric valve as claimed in claim 1, wherein: the extension block (3) is provided with an installation block (4) through a fixing bolt (5).
3. A floating simple beam piezoelectric valve as claimed in claim 1, wherein: and a sealing block (7) is arranged between the sealing ring (6) and the mounting block (4).
4. A floating simple beam piezoelectric valve as claimed in claim 2, wherein: install on installation piece (4) and extrude bolt (8), extrusion bolt (8) are connected on sealed piece (7).
5. A floating simple beam piezoelectric valve as claimed in claim 1, wherein: an upper blocking block (9) and a lower blocking block (10) are arranged in the inner cavity of the cavity shell (1), and the upper blocking block (9) and the lower blocking block (10) are arranged on the side edge of the valve core plunger (2).
6. A floating simple beam piezoelectric valve as claimed in claim 1, wherein: the valve core plunger (2) is provided with a circular ring (13) at the joint with the air duct (11), and the circular ring (13) is installed inside the air duct (11) through a sealing gasket (12).
7. A floating simple beam piezoelectric valve as claimed in claim 1, wherein: a jacking device (14) is installed between the cavity shell (1) and the supporting block (18), an adjusting rod (15) is arranged at the bottom of the jacking device (14), a jacking rod (16) is arranged on the jacking device (14), and an annular block (17) is arranged at the top of the jacking rod (16) and props against the supporting block (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121495181.1U CN216045705U (en) | 2021-07-01 | 2021-07-01 | Floating simply supported beam piezoelectric valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121495181.1U CN216045705U (en) | 2021-07-01 | 2021-07-01 | Floating simply supported beam piezoelectric valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216045705U true CN216045705U (en) | 2022-03-15 |
Family
ID=80616768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121495181.1U Expired - Fee Related CN216045705U (en) | 2021-07-01 | 2021-07-01 | Floating simply supported beam piezoelectric valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216045705U (en) |
-
2021
- 2021-07-01 CN CN202121495181.1U patent/CN216045705U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216045705U (en) | Floating simply supported beam piezoelectric valve | |
| CN206849812U (en) | Gas leading-in device | |
| CN219414436U (en) | Maintenance device for gas pressure regulating equipment | |
| CN216112294U (en) | Vacuum ball valve | |
| CN101655178A (en) | Water hammer eliminator | |
| CN208503729U (en) | A kind of gas kitchen pipe joint | |
| CN208861885U (en) | A kind of epoxide resin vacuum arc-chutes | |
| CN220706588U (en) | Leak-stopping sealing clamp with pressure adjusting valve cover | |
| CN212131457U (en) | High-sealing high-pressure steam pipeline copper valve cover | |
| CN217874394U (en) | Double-gas-source gas valve | |
| CN206377332U (en) | Automatic air bleeder of plunger pump | |
| CN220583698U (en) | Hydraulic test tool for narrow sealing surface booster shell | |
| CN210266150U (en) | Pressure-resistant buffer cushion for one-way valve | |
| CN219757651U (en) | Pipeline nondestructive testing equipment for thermal engineering | |
| CN218207897U (en) | Water supply and drainage pipeline flow control device | |
| CN218761440U (en) | Gland type regulating valve | |
| CN213147376U (en) | Rotary kiln sealing device | |
| CN105697904A (en) | Sealed connection device for compressed air aluminium alloy pipelines | |
| CN214789379U (en) | Sealing stuffing box with multiple sealing structures | |
| CN220581911U (en) | Water conservancy pipeline connecting device that leakproofness is strong | |
| CN219639240U (en) | Thread sealing structure | |
| CN219442111U (en) | High-efficient jar spray gun of washing | |
| CN220185999U (en) | Pressure regulating device of gas equipment | |
| CN221857542U (en) | Stop valve of milking equipment | |
| CN221591878U (en) | Two-way electromagnetic valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |