CN215293794U - Multipurpose piezoelectric valve - Google Patents
Multipurpose piezoelectric valve Download PDFInfo
- Publication number
- CN215293794U CN215293794U CN202121412059.3U CN202121412059U CN215293794U CN 215293794 U CN215293794 U CN 215293794U CN 202121412059 U CN202121412059 U CN 202121412059U CN 215293794 U CN215293794 U CN 215293794U
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- Prior art keywords
- piezoelectric
- joint
- air inlet
- air
- air outlet
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- Expired - Fee Related
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- 238000007789 sealing Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a multipurpose piezoelectric valve, including the valve body, the inside cavity that is provided with of valve body, the cavity inboard is fixed with the mount pad, installs the piezoelectric patches on the mount pad, and the cavity inner wall is provided with the screw hole that admits air and the screw hole of giving vent to anger, and the inboard threaded connection of the screw hole that admits air has air inlet connector, and the inboard threaded connection of the screw hole of giving vent to anger is given vent to anger and is connected, and the cavity inner wall is provided with the work hole. The utility model discloses a set up the rubber layer on the piezoelectric patch, adjust between air inlet joint and the piezoelectric patch and adjust and give vent to anger and connect and the piezoelectric patch between the interval, can improve piezoelectric patch and air inlet joint and give vent to anger and connect the leakproofness between the joint.
Description
Technical Field
The utility model relates to a piezoelectric valve technical field specifically is a multipurpose piezoelectric valve.
Background
The piezoelectric valve is used as an important element in a hydraulic and pneumatic system, is used for realizing control on pressure, flow and flow direction, and directly influences the working process and the working performance of the hydraulic and pneumatic system. Along with the expansion of the liquid-air pressure technology from the traditional field to new technical fields such as space, information, biomedicine and the like, higher requirements are put forward on various aspects such as the size, the control precision, the response speed, the reliability and the like of a liquid-air pressure system.
When the piezoelectric sheet abuts against the air inlet joint or the air outlet joint, the bending degree of the piezoelectric sheet is different, when the piezoelectric sheet seals the air inlet joint or the air outlet joint, the piezoelectric sheet is not sealed enough when being connected with the air inlet joint or the air outlet joint due to the distance between the piezoelectric sheet and the air inlet joint or the air outlet joint, so that the air leakage is caused due to poor air tightness, and the improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multipurpose piezoelectric valve to solve the piezoelectric patches and connect the poor problem of sealed gas tightness.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multipurpose piezoelectric valve, includes the valve body, the inside cavity that is provided with of valve body, the cavity inboard is fixed with the mount pad, install the piezoelectric patches on the mount pad, the cavity inner wall is provided with the screw hole that admits air and gives vent to anger, the inboard threaded connection of screw hole that admits air has the air connector, and the air connector rotates along the screw hole that admits air and can adjust the position of air connector and piezoelectric patches and play better sealed effect, the inboard threaded connection of screw hole of giving vent to anger gives vent to anger connects, and the joint of giving vent to anger rotates along the screw hole of giving vent to anger and can adjust the position of giving vent to anger joint and piezoelectric patches and play better sealed effect, the cavity inner wall is provided with the working hole.
Preferably, the piezoelectric sheet is provided with a rubber layer, and the arrangement of the rubber layer improves the sealing performance when the piezoelectric sheet abuts against the air inlet joint or the air outlet joint.
Preferably, the both ends of the air inlet threaded hole and the air outlet threaded hole are provided with sealing gaskets, the sealing gaskets are respectively connected with the air inlet joint and the air outlet joint, the air inlet joint and the air outlet joint are connected through the sealing gaskets, and the joint of the air inlet threaded hole and the air inlet joint and the joint of the air outlet threaded hole and the air outlet joint are sealed.
Preferably, the air inlet connector and the air outlet connector are provided with hexagonal protrusions, and the hexagonal protrusions are convenient to rotate the air inlet connector and the air outlet connector.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the rubber layer on the piezoelectric patch, adjust between air inlet joint and the piezoelectric patch and adjust and give vent to anger and connect and the piezoelectric patch between the interval, can improve piezoelectric patch and air inlet joint and give vent to anger and connect the leakproofness between the joint.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a sectional view of the overall structure of the present invention.
In the figure: the valve comprises a valve body 1, an air inlet threaded hole 11, an air outlet threaded hole 12, a working hole 13, a sealing gasket 14, a cavity 15, an air inlet joint 2, a hexagonal protrusion 21, an air outlet joint 3, a mounting seat 4, a piezoelectric plate 41 and a rubber layer 42.
Detailed Description
Please refer to fig. 1 and 2, a multipurpose piezoelectric valve, including a valve body 1, a cavity 15 is provided inside the valve body 1, a mounting seat 4 is fixed on the inner side of the cavity 15, a piezoelectric plate 41 is installed on the mounting seat 4, an air inlet threaded hole 11 and an air outlet threaded hole 12 are provided on the inner wall of the cavity 15, an air inlet connector 2 is connected to the inner side of the air inlet threaded hole 11 in a threaded manner, the air inlet connector 2 can adjust the positions of the air inlet connector 2 and the piezoelectric plate 41 along the rotation of the air inlet threaded hole 11 to achieve a better sealing effect, an air outlet connector 3 is connected to the inner side of the air outlet threaded hole 12 in a threaded manner to achieve a better sealing effect, the air outlet connector 3 can adjust the positions of the air outlet connector 3 and the piezoelectric plate 41 along the rotation of the air outlet threaded hole 12 to achieve a better sealing effect, and a working hole 13 is provided on the inner wall of the cavity 15.
Referring to fig. 2, the rubber layer 42 is disposed on the piezoelectric sheet 41, and the rubber layer 42 is disposed to improve the sealing performance when the piezoelectric sheet 41 abuts against the inlet connector 2 or the outlet connector 3.
Referring to fig. 2, two ends of the inlet threaded hole 11 and the outlet threaded hole 12 are provided with a sealing gasket 14, the sealing gaskets 14 are respectively connected with the inlet joint 2 and the outlet joint 3, the inlet joint 2 and the outlet joint 3 are connected through the sealing gaskets 14, and the joint of the inlet threaded hole 11 and the inlet joint 2 and the joint of the outlet threaded hole 12 and the outlet joint 3 are sealed.
Referring to fig. 1 and 2, the inlet connector 2 and the outlet connector 3 are provided with hexagonal protrusions 21, and the hexagonal protrusions 21 are disposed to facilitate rotation of the inlet connector 2 and the outlet connector 3.
The utility model discloses when concrete implementation: when the piezoelectric patch is used, according to the bending degree of the piezoelectric patch 41, the air inlet joint 2 is rotated along the air inlet threaded hole 11 to adjust the distance between the air inlet joint 2 and the piezoelectric patch 41, the air outlet joint 3 is rotated along the air outlet threaded hole 12 to adjust the distance between the air outlet joint 3 and the piezoelectric patch 41, the rubber layer 42 arranged on the surface of the piezoelectric patch 41 is matched, and when the piezoelectric patch 41 is connected with the air inlet joint 2 or the air outlet joint 3, the connection sealing performance between the piezoelectric patch 41 and the air inlet joint 2 and between the piezoelectric patch 3 can be improved.
Claims (4)
1. A multipurpose piezoelectric valve, comprising a valve body (1), characterized in that: the utility model discloses a valve body, including valve body (1), cavity (15) inboard is fixed with mount pad (4), install piezoelectric patches (41) on mount pad (4), cavity (15) inner wall is provided with air inlet threaded hole (11) and air outlet threaded hole (12), air inlet threaded hole (11) inboard threaded connection has air-inlet joint (2), air outlet threaded hole (12) inboard threaded connection air outlet joint (3), cavity (15) inner wall is provided with working hole (13).
2. A multi-purpose piezoelectric valve according to claim 1, wherein: a rubber layer (42) is arranged on the piezoelectric sheet (41).
3. A multi-purpose piezoelectric valve according to claim 1, wherein: and sealing gaskets (14) are arranged at two ends of the air inlet threaded hole (11) and the air outlet threaded hole (12), and the sealing gaskets (14) are respectively connected with the air inlet joint (2) and the air outlet joint (3).
4. A multi-purpose piezoelectric valve according to claim 1, wherein: hexagonal protrusions (21) are arranged on the air inlet connector (2) and the air outlet connector (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121412059.3U CN215293794U (en) | 2021-06-24 | 2021-06-24 | Multipurpose piezoelectric valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121412059.3U CN215293794U (en) | 2021-06-24 | 2021-06-24 | Multipurpose piezoelectric valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215293794U true CN215293794U (en) | 2021-12-24 |
Family
ID=79518171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121412059.3U Expired - Fee Related CN215293794U (en) | 2021-06-24 | 2021-06-24 | Multipurpose piezoelectric valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215293794U (en) |
-
2021
- 2021-06-24 CN CN202121412059.3U patent/CN215293794U/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 |
Granted publication date: 20211224 |