CN204628777U - Manually-operated gate automation indicator of opening - Google Patents
Manually-operated gate automation indicator of opening Download PDFInfo
- Publication number
- CN204628777U CN204628777U CN201520060603.0U CN201520060603U CN204628777U CN 204628777 U CN204628777 U CN 204628777U CN 201520060603 U CN201520060603 U CN 201520060603U CN 204628777 U CN204628777 U CN 204628777U
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- China
- Prior art keywords
- transmission shaft
- manually
- operated gate
- sensitive switch
- potentiometer
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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.)
- Withdrawn - After Issue
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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
The utility model discloses a kind of manually-operated gate automation indicator of opening, manually-operated gate is by the opening and closing of rotation one input shaft, transmission shaft is connected to input shaft by driving mechanism, and transmission shaft is also arranged in housing by bearing, overhead cam and lower cam are arranged on transmission shaft successively with drive axis, upper sensitive switch coordinates with overhead cam, lower sensitive switch and lower cam engagement, when manually-operated gate is opened completely, overhead cam turns to and touches upper sensitive switch, and manually-operated gate is closed cam at present completely and turned to the lower sensitive switch of shake-up; Valve position signal feedback module is connected to potentiometer, potentiometer is connected to transmission shaft by a gear, change resistance by gear drive potentiometer during drive axis, valve position signal feedback module outwards exports the current signal of corresponding change with the change of potentiometer resistance; It is outer and be connected to transmission shaft that indicator panel is arranged on housing.By the utility model, valve opening automation display can be realized.
Description
Technical field
The utility model relates to valve field, in particular to a kind of manually-operated gate automation indicator of opening.
Background technique
Along with the extensive use of industrialized development and automation control area, manually-operated gate automation indicator of opening has entered into the production of every field, the fields such as such as oil, oil depot, petrochemical pier, chemical industry, power plant, water treatment.Needing to operate valve: the opening and closing of valve, when central control chamber requires aperture instruction and valve position state, manually-operated gate automation indicator of opening is the necessary product of production unit.Current common manual valve actuator, no signal feedback function, central control chamber cannot detect valve switch state, when misoperation appears in valve or open and close are not in place, causes pipeline medium to carry the dangerous accidents such as mistake or pipeline superpressure.
Model utility content
Technical problem to be solved in the utility model is, provides a kind of device that can realize valve opening automation display.
Therefore, the technical solution of the utility model is as follows:
A kind of manually-operated gate automation indicator of opening, manually-operated gate is by the opening and closing of rotation one input shaft, described manually-operated gate automation indicator of opening comprises indicator panel, housing and is arranged on transmission shaft, overhead cam, lower cam, upper sensitive switch, lower sensitive switch, potentiometer, the valve position signal feedback module in described housing, wherein:
Described transmission shaft is connected to described input shaft by driving mechanism, and described transmission shaft is also arranged in described housing by bearing, described overhead cam and described lower cam are arranged on described transmission shaft successively with described drive axis, described upper sensitive switch coordinates with described overhead cam, described lower sensitive switch and described lower cam engagement, when described manually-operated gate is opened completely, described overhead cam turns to and touches described upper sensitive switch, and when described manually-operated gate is closed completely, described lower cam turns to and touches described lower sensitive switch;
Described valve position signal feedback module and described potentiometer are installed on the inwall of described housing, described valve position signal feedback module is connected to described potentiometer, described potentiometer is connected to described transmission shaft by a gear train, drive described potentiometer to change resistance by described gear train during described drive axis, described valve position signal feedback module outwards exports the current signal of corresponding change with the change of described potentiometer resistance;
It is outer and be connected to described transmission shaft that described indicator panel is arranged on described housing, is provided with pointer and scale, drives the pointer synchronous axial system in described indicator panel when described drive axis in described indicator panel.
In this technological scheme, by transmission shaft and input shaft synchronous axial system, and then drive potentiometer to change resistance by gear train, make valve position signal feedback module according to the current signal of the change exporting change of potentiometer resistance, such as current signal is outputted to central control chamber, current valve opening can be drawn according to the current signal of change, can in the display with figure or numerical monitor out, also other control program process can be given again, the process of current signal is belonged to and well known to a person skilled in the art general knowledge, repeat no more; By sensitive switch and lower sensitive switch on overhead cam and lower cam engagement, thus the fully open and fully closed signal corresponding respectively of valve can be resulted from, the fully open and fully closed state signal of outside output valve can be realized by upper sensitive switch and lower sensitive switch access side circuit, specifically which kind of circuit upper sensitive switch and lower sensitive switch are applied in, specifically can select according to actual conditions, not repeat them here; By indicator panel, in the aperture of operation site mechanical type display intuitively valve, the operation of field operation personnel can be facilitated.Package unit volume is little, structure is simple, easy to install, reliable performance, saving fund, is current unique high-precision manually-operated gate automation indicator of opening.
Described driving mechanism specifically can comprise intermeshing driving gear and driven gear, and described driving gear is arranged on described input shaft, and described driven gear is arranged on described transmission shaft.
Accompanying drawing explanation
Fig. 1 is the connection diagram of the manually-operated gate automation indicator of opening according to the utility model embodiment;
Fig. 2 is according to the sectional view of the manually-operated gate automation indicator of opening of the utility model embodiment;
Fig. 3 is the left view of manually-operated gate automation indicator of opening in Fig. 2;
Fig. 4 is the structural representation of indicator panel in the manually-operated gate automation indicator of opening according to the utility model embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
As shown in Figures 1 to 4, according to the manually-operated gate automation indicator of opening of embodiment of the present utility model, manually-operated gate is by the opening and closing of rotation one input shaft 3, described manually-operated gate automation indicator of opening comprises indicator panel 20, housing 6 and is arranged on transmission shaft 8, overhead cam 9, lower cam 10, upper sensitive switch 11, lower sensitive switch 12, potentiometer 15, the valve position signal feedback module 19 in described housing 6, wherein:
Described transmission shaft 8 is connected to described input shaft 3 by driving mechanism, and described transmission shaft 8 is also arranged in described housing 6 by bearing, described overhead cam 9 and described lower cam 10 are arranged on successively on described transmission shaft 8 and rotate with described transmission shaft 8, described upper sensitive switch 11 coordinates with described overhead cam 9, described lower sensitive switch 12 coordinates with described lower cam 10, when described manually-operated gate is opened completely, described overhead cam 9 turns to and touches described upper sensitive switch 11, and when described manually-operated gate is closed completely, described lower cam 10 turns to and touches described lower sensitive switch 12;
Described valve position signal feedback module 19 and described potentiometer 15 are installed on the inwall of described housing 6, described valve position signal feedback module 19 is connected to described potentiometer 15, described potentiometer 15 is connected to described transmission shaft 8 by a gear train, drive described potentiometer 15 to change resistance by described gear train when described transmission shaft 8 rotates, described valve position signal feedback module 19 outwards exports the current signal of corresponding change with the change of described potentiometer 15 resistance;
It is outer and be connected to described transmission shaft 8 that described indicator panel 20 is arranged on described housing 6, is provided with pointer and scale, drives the pointer synchronous axial system in described indicator panel 20 when described transmission shaft 8 rotates in described indicator panel 20.
Wherein, in Fig. 1 to Fig. 3,1 be valve actuator, 7 be end cap, 16 be potentiometer frame, 17 be terminal board, 18 be terminal board, 21 be explosion-proof pigtail splice, 22 for central control chamber, gear train can comprise for aperture gearwheel 13 and be aperture small gear 14.
In this technological scheme, by transmission shaft 8 and input shaft 3 synchronous axial system, and then drive potentiometer 15 to change resistance by gear train, make valve position signal feedback module 19 according to the current signal of the change exporting change of potentiometer 15 resistance, such as current signal is outputted to central control chamber, current valve opening can be drawn according to the current signal of change, can in the display with figure or numerical monitor out, also other control program process can be given again, the process of current signal is belonged to and well known to a person skilled in the art general knowledge, repeat no more; Upper sensitive switch 11 and lower sensitive switch 12 is coordinated by overhead cam 9 and lower cam 10, thus the fully open and fully closed signal corresponding respectively of valve can be resulted from, upper sensitive switch 11 and lower sensitive switch 12 are accessed in side circuit and can realize the fully open and fully closed state signal of outside output valve, specifically which kind of circuit upper sensitive switch 11 and lower sensitive switch 12 are applied in, specifically can select according to actual conditions, not repeat them here; By indicator panel 20, in the aperture of operation site mechanical type display intuitively valve, the operation of field operation personnel can be facilitated.
Manually-operated gate automation indicator of opening shakes input shaft 3 by handwheel 2 and drives valve opening or closedown, and when valve opening or when closing, input shaft 3 drives transmission shaft 8 to rotate, and transmission shaft 8 rotates and makes on-the-spot indicator panel 20 demonstrate valve opening; Transmission shaft 3 is provided with two each and every one cams, and when valve opens or closes terminal, cam makes one group of sensitive switch action in case, is spread out of by signal; Also be provided with on transmission shaft 3 in addition and drive potentiometer 15 to change resistance, potentiometer 15 to be connected with valve position signal feedback module 19 through wire and to export DC24V, 4-20mA current signal, can observe the on off state of valve by remote computer through terminal board 17 linking automation system feedback to central control chamber.Package unit volume is little, structure is simple, easy to install, reliable performance, saving fund, is current unique high-precision manually-operated gate automation indicator of opening.
Described driving mechanism specifically can comprise intermeshing driving gear 4 and driven gear 5, and described driving gear 4 is arranged on described input shaft 3, and described driven gear 5 is arranged on described transmission shaft 8.
In sum, content of the present utility model is not limited in the above-described embodiment, and those skilled in the art can propose other embodiment within technological guidance's thought of the present utility model, but this embodiment is included within scope of the present utility model.
Claims (2)
1. a manually-operated gate automation indicator of opening, manually-operated gate is by rotation one input shaft (3) opening and closing, it is characterized in that, described manually-operated gate automation indicator of opening comprises indicator panel (20), housing (6) and is arranged on transmission shaft (8), overhead cam (9), lower cam (10), upper sensitive switch (11), lower sensitive switch (12), potentiometer (15), the valve position signal feedback module (19) in described housing (6), wherein:
Described transmission shaft (8) is connected to described input shaft (3) by driving mechanism, and described transmission shaft (8) is also arranged in described housing (6) by bearing, described overhead cam (9) and described lower cam (10) are arranged on successively on described transmission shaft (8) and rotate with described transmission shaft (8), described upper sensitive switch (11) coordinates with described overhead cam (9), described lower sensitive switch (12) coordinates with described lower cam (10), when described manually-operated gate is opened completely, described overhead cam (9) turns to and touches described upper sensitive switch (11), when described manually-operated gate is closed completely, described lower cam (10) turns to and touches described lower sensitive switch (12),
Described valve position signal feedback module (19) and described potentiometer (15) are installed on the inwall of described housing (6), described valve position signal feedback module (19) is connected to described potentiometer (15), described potentiometer (15) is connected to described transmission shaft (8) by a gear train, drive described potentiometer (15) to change resistance by described gear train when described transmission shaft (8) rotates, described valve position signal feedback module (19) outwards exports the current signal of corresponding change with the change of described potentiometer (15) resistance;
Described indicator panel (20) is arranged on described housing (6) and be connected to described transmission shaft (8) outward, described indicator panel is provided with pointer and scale in (20), drives the pointer synchronous axial system in described indicator panel (20) when described transmission shaft (8) rotates.
2. manually-operated gate automation indicator of opening according to claim 1, it is characterized in that, described driving mechanism comprises intermeshing driving gear (4) and driven gear (5), described driving gear (4) is arranged on described input shaft (3), and described driven gear (5) is arranged on described transmission shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520060603.0U CN204628777U (en) | 2015-01-28 | 2015-01-28 | Manually-operated gate automation indicator of opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520060603.0U CN204628777U (en) | 2015-01-28 | 2015-01-28 | Manually-operated gate automation indicator of opening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204628777U true CN204628777U (en) | 2015-09-09 |
Family
ID=54047808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520060603.0U Withdrawn - After Issue CN204628777U (en) | 2015-01-28 | 2015-01-28 | Manually-operated gate automation indicator of opening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204628777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595570A (en) * | 2015-01-28 | 2015-05-06 | 天津港石油化工码头有限公司 | Automatic opening indicator for manual valve |
-
2015
- 2015-01-28 CN CN201520060603.0U patent/CN204628777U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595570A (en) * | 2015-01-28 | 2015-05-06 | 天津港石油化工码头有限公司 | Automatic opening indicator for manual valve |
| CN104595570B (en) * | 2015-01-28 | 2019-09-06 | 天津港石油化工码头有限公司 | Manually-operated gate automates indicator of opening |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150909 Effective date of abandoning: 20190906 |