CN220668560U - Valve position feedback device and valve positioner - Google Patents
Valve position feedback device and valve positioner Download PDFInfo
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- CN220668560U CN220668560U CN202322051150.2U CN202322051150U CN220668560U CN 220668560 U CN220668560 U CN 220668560U CN 202322051150 U CN202322051150 U CN 202322051150U CN 220668560 U CN220668560 U CN 220668560U
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- valve position
- angle sensor
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- 238000001514 detection method Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 230000008713 feedback mechanism Effects 0.000 claims abstract description 29
- 238000009434 installation Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
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Abstract
The utility model discloses a valve position feedback device and a valve positioner, wherein the valve position feedback device comprises an angle feedback mechanism, an angle detection mechanism and a bracket, the angle detection mechanism is arranged on the bracket, and the bracket can move towards a direction approaching or separating from the angle feedback mechanism so as to enable the angle detection mechanism and the angle feedback mechanism to be matched or loosened. Due to the arrangement of the support, the support can drive the angle detection mechanism to move towards the direction close to or far away from the angle feedback mechanism, so that the angle detection mechanism and the angle feedback mechanism are matched or loosened. Therefore, when the angle detection mechanism is required to be debugged, the angle detection mechanism and the angle feedback mechanism are loosened through the action of the bracket. Compared with the prior art, the valve position feedback device disclosed by the utility model can be used for conveniently debugging the angle detection mechanism, so that the debugging efficiency is further improved.
Description
Technical Field
The utility model relates to the technical field of valve positioners, in particular to a valve position feedback device and a valve positioner.
Background
At present, when the intelligent pneumatic valve positioner is in use, the actual position of the valve needs to be fed back to the intelligent control module, and an angle detection mechanism adopted for measuring the actual position of the valve needs to be subjected to parameter adjustment and rotation adjustment when in use, but the existing valve position feedback device is possibly influenced by the structure of the valve position feedback device, so that the angle detection mechanism is inconvenient to separate from a matching structure of the angle detection mechanism, and the debugging of the angle detection mechanism is not facilitated.
Therefore, how to conveniently debug the angle detection mechanism, so as to further improve the debugging efficiency is a technical problem that needs to be solved by those skilled in the art.
Disclosure of Invention
Therefore, the utility model aims to provide a valve position feedback device which can conveniently debug an angle detection mechanism, thereby further improving the debugging efficiency.
It is yet another object of the present utility model to provide a valve positioner.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the valve position feedback device comprises an angle feedback mechanism, an angle detection mechanism and a support, wherein the angle detection mechanism is arranged on the support, and the support can move towards a direction close to or far away from the angle feedback mechanism, so that the angle detection mechanism is matched with or loosened from the angle feedback mechanism.
Optionally, the angle feedback mechanism at least comprises a feedback shaft and a first gear, and the feedback shaft is fixedly connected with the first gear.
Optionally, the angle feedback mechanism further includes a first clip disposed between the feedback shaft and the first gear to secure the feedback shaft and the first gear.
Optionally, the angle detection mechanism at least comprises an angle sensor and a second gear, and the angle sensor is fixedly connected with the second gear.
Optionally, the angle detection mechanism further includes a second clip, where the second clip is disposed between the angle sensor and the second gear to fasten the angle sensor and the second gear.
Optionally, the angle sensor includes an angle sensor body and an angle sensor spindle;
the bracket is provided with a first positioning hole, the angle sensor body is arranged in the first positioning hole, the angle sensor mandrel extends out of the first positioning hole, and the second gear is sleeved on the angle sensor mandrel;
the angle sensor mandrel is further provided with a pressing ring, and the pressing ring can tightly press the angle sensor body on the support.
Optionally, the device further comprises a base, a fixed shaft, a torsion spring and a second clamp spring, wherein a first mounting hole and a second mounting hole are formed in the base, and the feedback shaft is arranged in the first mounting hole;
the bracket is also provided with a second positioning hole and a mounting groove, one end of the fixed shaft is arranged in the second positioning hole and extends out of the second positioning hole, the other end of the fixed shaft is arranged in the second mounting hole, and the second clamp spring is arranged on the fixed shaft and is arranged at the upper part of the second positioning hole;
the torsion spring is installed in the installation groove and is arranged along the circumferential direction of the fixed shaft.
Optionally, the device further comprises a shaft sleeve and a first clamp spring, wherein the shaft sleeve is arranged in the first mounting hole, the feedback shaft is arranged in the shaft sleeve, the feedback shaft is in clearance fit with the shaft sleeve, and the first clamp spring is arranged on the feedback shaft and is arranged on the upper portion of the shaft sleeve.
Optionally, the device further comprises a tool notch arranged on the bracket.
A valve positioner comprising a valve position feedback device as claimed in any preceding claim.
According to the technical scheme, due to the arrangement of the support, the support can drive the angle detection mechanism to move towards the direction close to or far away from the angle feedback mechanism, so that the angle detection mechanism and the angle feedback mechanism are matched or loosened. Therefore, when the angle detection mechanism is required to be debugged, the angle detection mechanism and the angle feedback mechanism are loosened through the action of the bracket. Compared with the prior art, the valve position feedback device disclosed by the embodiment of the utility model can be used for conveniently debugging the angle detection mechanism, so that the debugging efficiency is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art are briefly introduced below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a front view of a valve position feedback device according to an embodiment of the present utility model;
FIG. 2 is a schematic top view of a valve position feedback device according to an embodiment of the present utility model;
fig. 3 is a schematic cross-sectional view of fig. 2 taken along the direction A-A.
Wherein, each part name is as follows:
100. an angle feedback mechanism; 101. a feedback shaft; 102. a first gear; 103. a first clip; 104. a shaft sleeve; 105. a first clamp spring; 200. an angle detection mechanism; 201. an angle sensor; 2011. an angle sensor body; 2012. an angle sensor mandrel; 202. a second gear; 203. a second clip; 204. a compression ring; 300. a bracket; 301. a mounting groove; 302. tooling openings; 303-torsion spring; 400. a fixed shaft; 401. a second clamp spring; 500. and (5) a base.
Detailed Description
Accordingly, the core of the present utility model is to provide a valve position feedback device, which can conveniently debug the angle detection mechanism, thereby further improving the debugging efficiency.
Another core of the present utility model is also to provide a valve positioner.
For a better understanding of the present utility model, reference is made to fig. 1 to 3, for a further detailed description of the present utility model, taken in conjunction with the accompanying drawings and detailed description.
The valve position feedback device disclosed by the embodiment of the utility model comprises an angle feedback mechanism 100, an angle detection mechanism 200 and a bracket 300, wherein the angle detection mechanism 200 is arranged on the bracket 300, and the bracket 300 can move towards a direction approaching or separating from the angle feedback mechanism 100 so as to enable the angle detection mechanism 200 and the angle feedback mechanism 100 to be matched or loosened.
Due to the arrangement of the bracket 300, the bracket 300 can drive the angle detection mechanism 200 to move towards a direction approaching or separating from the angle feedback mechanism 100, so that the angle detection mechanism 200 and the angle feedback mechanism 100 are matched or released. Therefore, when the angle detection mechanism 200 is required to be debugged, the bracket 300 acts to release the angle detection mechanism 200 and the angle feedback mechanism 100.
Compared with the prior art, the valve position feedback device disclosed by the embodiment of the utility model can conveniently debug the angle detection mechanism 200, thereby further improving the debugging efficiency.
The specific structure of the angle feedback mechanism 100 is not limited in the embodiment of the present utility model, and the structure meeting the use requirement of the present utility model is within the protection scope of the present utility model.
As one possible embodiment, the disclosed angle feedback mechanism 100 at least includes a feedback shaft 101 and a first gear 102, where the feedback shaft 101 and the first gear 102 are fixedly connected. So configured, the feedback shaft 101 can rotate in synchronization with the first gear 102.
In order to avoid the feedback shaft 101 from loosening from the first gear 102 during operation of the valve position feedback device, the disclosed angle feedback mechanism 100 further includes a first clip 103, wherein the first clip 103 is disposed between the feedback shaft 101 and the first gear 102 to secure the feedback shaft 101 and the first gear 102.
The arrangement is that under the action of the first clamp 103, the feedback shaft 101 and the first gear 102 can be fastened, and the feedback shaft 101 and the first gear 102 can be prevented from loosening to the greatest extent in the working process of the valve position feedback device, so that the smooth working of the valve position feedback device is ensured.
The specific structure of the angle detection mechanism 200 in the embodiment of the present utility model is not limited, and any structure meeting the use requirements of the present utility model is within the scope of the present utility model.
As one possible embodiment, the angle detection mechanism 200 disclosed in the embodiment of the present utility model includes at least an angle sensor 201 and a second gear 202, where the angle sensor 201 and the second gear 202 are fixedly connected, and thus, the angle sensor 201 and the second gear 202 can rotate synchronously.
In order to avoid the angle sensor 201 from loosening from the second gear 202 during operation of the valve position feedback device, the angle detection mechanism 200 according to the embodiment of the present utility model further includes a second clamp 203, wherein the second clamp 203 is disposed between the angle sensor 201 and the second gear 202 to fasten the angle sensor 201 and the second gear 202.
The arrangement is that under the action of the second clamp 203, the angle sensor 201 and the second gear 202 can be fastened, and in the working process of the valve position feedback device, the looseness of the angle sensor 201 and the second gear 202 can be avoided to the greatest extent, so that the smooth working of the valve position feedback device is ensured.
It should be noted that the angle sensor 201 disclosed in the embodiment of the present utility model includes an angle sensor body 2011 and an angle sensor mandrel 2012.
Wherein, the bracket 300 is provided with a first positioning hole, the angle sensor body 2011 is installed in the first positioning hole, the angle sensor mandrel 2012 extends out of the first positioning hole, the second gear 202 is sleeved on the angle sensor mandrel 2012, and the second clamp 203 is arranged between the second gear 202 and the angle sensor mandrel 2012.
The angle sensor mandrel 2012 is further provided with a pressing ring 204, and the pressing ring 204 can press the angle sensor body 2011 in the bracket 300.
The setting of second clamp 203 can avoid angle sensor dabber 2012 and second gear 202 cooperation not hard up, and angle sensor 201 and support 300 can be fastened to the setting of second locating hole and clamping ring 204, avoid because clamping ring 204 is not hard up to lead to angle sensor 201 self to take place relative position change to further guaranteed feedback result's accuracy.
As one possible embodiment, the valve position feedback device disclosed in the embodiment of the present utility model further includes a base 500, a fixed shaft 400, a torsion spring 302, and a second clamp spring 401, where a first mounting hole and a second mounting hole are provided on the base 500, and the feedback shaft 101 is installed in the first mounting hole;
the bracket 300 is also provided with a second positioning hole and a mounting groove 301, one end of the fixed shaft 400 is arranged in the second positioning hole and extends out of the second positioning hole, the other end of the fixed shaft 400 is arranged in the second mounting hole, the second clamp spring 401 is arranged on the fixed shaft 400 and on the upper part of the second positioning hole, and the torsion spring 302 is arranged in the mounting groove 301 and is arranged along the circumferential direction of the fixed shaft 400.
It should be noted that, the fixing shaft 400 disclosed in the embodiment of the present utility model includes a first section, a second section and a third section, where the diameters of the first section and the third section are the same, the diameter of the second section is larger than that of the first section and the third section, the first section is disposed in the second positioning hole, the third section is disposed in the second mounting hole, and the second section is disposed between the base 500 and the bracket 300 and is respectively abutted against the base 500 and the bracket 300. So configured, the second section may support the entire stent 300.
When the torsion spring 302 is installed in the installation groove 301, a pretightening force is provided between the torsion spring 302 and the bracket 300, and under the pretightening force, the first gear 102 and the second gear 202 can be meshed.
In order to avoid the feedback shaft 101 from loosening from the shaft sleeve 104, and simultaneously, in order to ensure that the feedback shaft 101 can flexibly rotate, the valve position feedback device disclosed by the embodiment of the utility model further comprises a shaft sleeve 104 and a first clamp spring 105, wherein the shaft sleeve 104 is arranged in the first mounting hole, the feedback shaft 101 is arranged in the shaft sleeve 104, the feedback shaft 101 is in clearance fit with the shaft sleeve 104, the first clamp spring 105 is arranged on the feedback shaft 101 and is arranged at the upper part of the shaft sleeve 104, and the feedback shaft 101 is not easy to loosen and can rotate in the shaft sleeve 104.
In order to facilitate debugging of the angle sensor 201, the valve position feedback device disclosed in the embodiment of the present utility model further includes a tooling notch disposed on the bracket 300. When the tooling notch 302 is pushed, the first gear 102 and the second gear 202 can be easily separated, and when the external force pushing the bracket 300 is canceled, the second gear 202 is tightly meshed with the first gear 102 again after automatically rebounding.
The specific structure of the bracket 300 is not limited in the embodiment of the present utility model, as long as the engagement of the first gear 102 and the second gear 202 can be achieved, which is within the scope of the present utility model.
As one possible embodiment, the bracket 300 disclosed in the present embodiment is a special-shaped bracket, where the special-shaped bracket includes a first portion and a second portion, the first portion and the second portion are fixed by a fixing shaft 400, the angle detection mechanism 200 is disposed on the first portion, the tooling gap 302 is disposed on the second portion, a certain angle is formed between the first portion and the second portion, and the second portion is inclined relative to the first portion towards a direction away from the feedback shaft 101, so that the bracket 300 is convenient to operate.
The embodiment of the utility model also discloses a valve positioner, which comprises the valve position feedback device disclosed in any embodiment.
Because the valve positioner adopts the valve position feedback device disclosed in the above embodiment, the valve positioner has the technical advantages of the valve position feedback device disclosed in the above embodiment, and the embodiments of the present utility model will not be described in detail.
In the description of the present application, the terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The valve position feedback device is characterized by comprising an angle feedback mechanism, an angle detection mechanism and a support, wherein the angle detection mechanism is arranged on the support, and the support can move towards a direction close to or far away from the angle feedback mechanism so that the angle detection mechanism and the angle feedback mechanism are matched or loosened.
2. A valve position feedback device as defined in claim 1, wherein the angle feedback mechanism comprises at least a feedback shaft and a first gear, the feedback shaft and the first gear being fixedly coupled.
3. A valve position feedback device as defined in claim 2, wherein the angle feedback mechanism further comprises a first clip disposed between the feedback shaft and the first gear to secure the feedback shaft and the first gear.
4. A valve position feedback device as defined in claim 1, wherein the angle detection mechanism comprises at least an angle sensor and a second gear, the angle sensor and the second gear being fixedly coupled.
5. A valve position feedback device as defined in claim 4, wherein the angle detection mechanism further comprises a second clip disposed between the angle sensor and the second gear to secure the angle sensor and the second gear.
6. A valve position feedback device as defined in claim 4, wherein the angle sensor comprises an angle sensor body and an angle sensor spindle;
the bracket is provided with a first positioning hole, the angle sensor body is arranged in the first positioning hole, the angle sensor mandrel extends out of the first positioning hole, and the second gear is sleeved on the angle sensor mandrel;
the angle sensor mandrel is further provided with a pressing ring, and the pressing ring can tightly press the angle sensor body on the support.
7. A valve position feedback device as recited in claim 2, further comprising a base, a fixed shaft, a torsion spring, and a second snap spring, wherein the base is provided with a first mounting hole and a second mounting hole, and the feedback shaft is mounted in the first mounting hole;
the bracket is also provided with a second positioning hole and a mounting groove, one end of the fixed shaft is arranged in the second positioning hole and extends out of the second positioning hole, the other end of the fixed shaft is arranged in the second mounting hole, and the second clamp spring is arranged on the fixed shaft and is arranged at the upper part of the second positioning hole;
the torsion spring is installed in the installation groove and is arranged along the circumferential direction of the fixed shaft.
8. A valve position feedback device as recited in claim 7, further comprising a sleeve disposed within the first mounting hole, a feedback shaft disposed within the sleeve, the feedback shaft being in clearance fit with the sleeve, and a first snap spring disposed on the feedback shaft and disposed on an upper portion of the sleeve.
9. A valve position feedback device as recited in claim 1, further comprising a tooling gap disposed on the bracket.
10. A valve positioner comprising a valve position feedback device as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322051150.2U CN220668560U (en) | 2023-08-01 | 2023-08-01 | Valve position feedback device and valve positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322051150.2U CN220668560U (en) | 2023-08-01 | 2023-08-01 | Valve position feedback device and valve positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220668560U true CN220668560U (en) | 2024-03-26 |
Family
ID=90332970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322051150.2U Active CN220668560U (en) | 2023-08-01 | 2023-08-01 | Valve position feedback device and valve positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220668560U (en) |
-
2023
- 2023-08-01 CN CN202322051150.2U patent/CN220668560U/en active Active
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