CN217108467U - Support-free signal transmitter - Google Patents
Support-free signal transmitter Download PDFInfo
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- CN217108467U CN217108467U CN202220848605.6U CN202220848605U CN217108467U CN 217108467 U CN217108467 U CN 217108467U CN 202220848605 U CN202220848605 U CN 202220848605U CN 217108467 U CN217108467 U CN 217108467U
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Abstract
The utility model relates to a support-free signal responding device belongs to valve and cylinder field, and it includes casing, main shaft, installation axle, switch and trigger piece, and the main shaft is connected with and drives its pivoted cylinder, and installation axle coaxial fixation keeps away from cylinder one end at the main shaft, and the casing cover is established at the main shaft and is installed the off-axial, and the switch mounting is in the casing, and the trigger piece is installed at installation epaxially, and installation axle rotation can drive the trigger piece and touch the switch and produce the switching value signal, install on the cylinder casing bottom, the pin wiring of switch reaches PLC. The utility model provides a connection of reply ware and cylinder unstable, produce skew easily, move unstable problem, have and to simplify the structure, reduce the mounting height of reply ware for the connection of reply ware and cylinder is more stable, can not produce skew, moves more steady effect.
Description
Technical Field
The utility model belongs to the technical field of valve and cylinder and specifically relates to a exempt from support echo ware is related to.
Background
The valve transponder is a field instrument for automatic valve position and signal feedback, and is used for detecting and monitoring the movement position of a piston in a cylinder valve or other cylinder actuators. The remote feedback device can be mounted on switch type valves such as an angle valve, a diaphragm valve and a butterfly valve, is used for outputting the state of the valve in a switch signal mode, and can be conveniently connected to a field PLC or DCS system to realize the remote feedback of the switch state of the valve. The principle of the valve signal-receiving device is that the transmission shaft is rotated by the coaxial connecting piece or the feedback rod, the cam is used for triggering the micro switch, so that the contact of the switch component is closed or opened, the switching value signal is transmitted to the outside through the wiring terminal, and the on-site display is realized through the indicator.
At present, the installation of the general adoption echo ware on the market is sent out the mode and is shown as figure 1, and the echo ware includes support 2 and indicating shaft 3, and support 2 passes through the mounting screw on cylinder 1, and the opening has been seted up to the inside cavity of support 2 and top and diapire for the indicating shaft 3 of installation echo ware, indicating shaft 3 pass from the opening of support 2, and the echo ware passes through support 2 and connects on cylinder 1.
However, the structure needs an additional support, increases the installation height of the transponder, and also ensures the installation concentricity, if the installation is deviated, the switch of the transponder is not smooth, and the problems of unstable connection between the transponder and the cylinder, easy deviation and unstable operation exist.
SUMMERY OF THE UTILITY MODEL
In order to simplify the structure, reduce the mounting height of reply ware for the connection of reply ware and cylinder is more stable, can not produce skew, moves more steadily, the utility model provides a exempt from support reply ware.
The utility model provides a pair of exempt from support echo ware adopts following technical scheme:
the utility model provides a exempt from support echo ware, includes casing, main shaft, installation axle, switch and triggers the piece, and the main shaft is connected with and drives its pivoted cylinder, installs the coaxial fixing of axle and keeps away from cylinder one end at the main shaft, and the casing cover is established outside main shaft and installation axle, and the switch mounting is in the casing, and trigger piece installs at epaxial, and installation axle rotation can drive trigger piece touch switch and produce switching value signal, install on the cylinder casing bottom, the pin wiring of switch to PLC.
Through adopting above-mentioned technical scheme, the lower extreme of main shaft is connected to the cylinder, the cylinder action, the main shaft can rotate thereupon, and then drive installation axle synchronous revolution, the installation axle drives trigger piece touch switch and produces the switching value signal, transmit PLC via the pin wiring, just can see valve position state at the control room, owing to removed the installing support, through with the transponder direct mount on the cylinder, manufacturing cost has been reduced, the whole height of valve and cylinder has been reduced, the transition of middle support does not need, can save the indicator of a support and cylinder like this, also let the connection of transponder and cylinder more stable, can not produce the skew, it is more steady to operate.
Optionally, the casing includes drain pan, face-piece and shows the shell, and the drain pan bottom links to each other with the cylinder, and the face-piece can be dismantled and connect and keep away from cylinder one end at the drain pan, shows that the shell can be dismantled the closing cap and keep away from drain pan one end at the face-piece, is equipped with on the display shell and can sees its inside window.
Through adopting above-mentioned technical scheme, can dismantle between drain pan, face-piece and the display shell and link to each other, be convenient for dismantle and the installation to convenient to overhaul and change the inside structure of casing, the operation is more convenient.
Optionally, still include the indicator, the indicator is installed and is kept away from main shaft one end at the installation axle, is equipped with the first display area that shows the switch and be open state on the indicator respectively, and shows the switch and be closed state's second display area, can see first display area or second display area through the window that shows the shell.
By adopting the technical scheme, when the mounting shaft drives the trigger piece to trigger the switch to be opened, the mounting shaft simultaneously drives the indicator to rotate until the first display area is positioned at the window of the display shell, the first display area can be displayed from the window, and a user can know that the valve is in an opening state currently through the first display area displayed by the window; similarly, when the installation axle drives the trigger piece and touches the switch and close, the installation axle drives the indicator simultaneously and rotates to the window department that the second display area is located the display shell, and the second display area can be followed the window and shown, and the user can learn the state that the valve is currently in to close through the second display area that the window shows.
Optionally, the cross-sections of the bottom shell, the face shell and the display shell are circular, the display shell is hemispherical with a hollow interior, the radius of the face shell is greater than that of the display shell, and the top wall of the face shell is gradually inclined from inside to outside.
Through adopting above-mentioned technical scheme, the face shell that inside hollow hemispherical shows shell and roof slope gradually from inside to outside set up plays the guide effect to showing the debris on shell and the face shell, reduces the possibility of debris gathering on the casing.
Optionally, the indicator is a hemispherical shape with a hollow interior, and the indicator and the display shell are coaxially arranged.
Through adopting above-mentioned technical scheme, the indicator is close to and shows that shell one side more laminates with the inner wall that shows the shell, can save space, can reduce again to influence and show that the shell influences the indicator pivoted possibility.
Optionally, the display shell is a transparent shell.
Through adopting above-mentioned technical scheme, be convenient for see the inside more circumstances of casing to judge the normal operating of casing inner structure.
Has the advantages that:
the utility model discloses a with the news-back ware direct mount on the cylinder, owing to removed the installing support, reduced manufacturing cost, reduced the whole height of valve and cylinder, do not need the transition of intermediate strut, can save the indicator of a support and cylinder like this, also let the connection of news-back ware and cylinder more stable, can not produce skew, operate more steadily.
Drawings
FIG. 1 is a schematic illustration of a prior art transponder mounting arrangement;
FIG. 2 is a schematic view of the mounting of the bracket-less transponder of the present embodiment;
fig. 3 is an enlarged view of a portion a in fig. 2.
Description of reference numerals: 1. a cylinder; 2. a support; 3. an indicator shaft; 4. a housing; 41. a bottom case; 411. a butt joint plate; 42. a face shell; 421. a card slot; 43. a display housing; 5. a main shaft; 6. installing a shaft; 7. a switch; 8. a trigger; 9. an indicator.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment of the utility model discloses exempt from support message response ware.
Referring to fig. 2 and 3, a exempt from support message sender, including casing 4, main shaft 5, installation axle 6, switch 7, trigger piece 8 and indicator 9, casing 4 includes drain pan 41, face-piece 42 and demonstration shell 43, the drain pan 41, the cross-section of face-piece 42 and demonstration shell 43 is circular, drain pan 41 is inside cavity and the open cylindrical in top, drain pan 41 bottom and cylinder 1 shell are fixed to link to each other, fixed mode can be welding, fix with screw or welding etc. here selects for use, drain pan 41 outer wall has vertically butt plate 411 along circumference integrated into one piece for installation face-piece 42.
Face-piece 42 bottom is the pipe form, and the connection can be dismantled to the tip of face-piece 42 bottom and keep away from cylinder 1 one end at drain pan 41, can dismantle the mode of connection and can select for the joint here for screw fixation, joint, threaded connection etc. joint, simple to operate, swift, and face-piece 42 bottom butt can install more firmly on butt joint board 411. One end of the face shell 42, which is far away from the bottom shell 41, gradually shrinks inwards, so that the top wall of the face shell 42 is gradually inclined from inside to outside, and the face shell 42 is guided by the sundries, so that the possibility that the sundries are gathered on the face shell 42 is reduced.
A circular hole is formed in the center of the top wall of the face shell 42, and a circular clamping groove 421 is formed in the outer side of the top wall of the face shell 42 along the circumferential direction and used for mounting the display shell 43. The display shell 43 is a hemispherical shape with a hollow inner part, and impurities on the outer wall of the display shell 43 play a guiding role, so that the possibility that the impurities are gathered on the display shell 43 is reduced. The radius of face shell 42 is greater than the radius that shows shell 43, shows that shell 43 can dismantle the closing cap and keep away from 41 one end of drain pan at face shell 42, and detachable connected mode can be for joint, fix with screw or threaded connection etc. and this embodiment selects for use and shows that shell 43 open end card is solid in draw-in groove 421, can not only the firm connection face shell 42 with show shell 43 to the dismouting is more convenient, swift.
The display case 43 may be a transparent plastic case or a glass case, and can see more situations inside the case 4, so as to determine whether the internal structure of the case 4 is operating normally. The display shell 43 is provided with a window capable of seeing the interior of the display shell, the window can be a region marked by a line, a through opening formed in the display shell 43 or be distinguished by different colors, the display shell 43 is set to be transparent gray, and the window is set to be transparent for distinguishing the window. The bottom shell 41, the face shell 42 and the display shell 43 are detachably connected with each other, so that the disassembly and the assembly are convenient, the maintenance and the replacement of the internal structure of the shell 4 are convenient, and the operation is more convenient.
The main shaft 5 is connected with and can drive its pivoted cylinder 1, install the axle 6 coaxial fix and keep away from 1 one end of cylinder at main shaft 5, 4 covers of casing are established outside main shaft 5 and installation axle 6, switch 7 is installed on 4 inner walls of casing, switch 7 can be micro-gap switch, trigger 8 installs on installation axle 6, trigger 8 is the cam, can drive trigger 8 touch switch 7 when installation axle 6 rotates and produce the switching value signal, the pin wiring of switch 7 reaches PLC, make the action of cylinder 1, main shaft 5 can rotate thereupon, and then drive installation axle 6 synchronous revolution, installation axle 6 drives trigger 8 touch switch 7 and produces the switching value signal, transmit PLC via the pin wiring, just can see valve position state in the control room.
The indicator 9 is installed on one end of the mounting shaft 6, which is far away from the main shaft 5, the indicator 9 is respectively provided with a first display area for indicating that the switch 7 is in an open state and a second display area for indicating that the switch 7 is in a closed state, the first display area or the second display area can be distinguished by setting different colors, such as red color of the first display area and yellow color of the second display area, and the first display area or the second display area can be seen through a window of the display shell 43, so that when the mounting shaft 6 drives the trigger 8 to trigger the switch 7 to open, the mounting shaft 6 simultaneously drives the indicator 9 to rotate until the first display area is positioned at the window of the display shell, the first display area can be displayed from the window, and a user can know that the valve is currently in an open state through the first display area displayed by the window; similarly, when the installation axle drives trigger and touches the switch and closes, the installation axle drives the indicator simultaneously and rotates the window department that is located the display shell to the second display area, and the second display area can be followed the window and shown, and the user can learn the current state that is in the closing of valve through the second display area that the window shows, drives indicator 9 through installation axle 6 and rotates, can show on the spot that the valve is in the open mode or closed state, and it is more convenient to use.
The utility model discloses exempt from implementation principle of support echo ware of embodiment does: because the mounting bracket 2 is removed, the signal-receiving device is directly mounted on the cylinder 1, the manufacturing cost is reduced, the overall height of the valve and the cylinder is reduced, the transition of the middle bracket 2 is not needed, the indicator 9 of the bracket 2 and the cylinder 1 can be saved, the connection between the signal-receiving device and the cylinder 1 is more stable, the deviation is avoided, and the operation is more stable.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. The utility model provides a exempt from support signal response ware, which comprises a housin (4), main shaft (5), installation axle (6), switch (7) and trigger piece (8), main shaft (5) are connected with and can drive its pivoted cylinder (1), install axle (6) coaxial fixation and keep away from cylinder (1) one end in main shaft (5), casing (4) cover is established outside main shaft (5) and installation axle (6), install in casing (4) switch (7), trigger piece (8) are installed on installation axle (6), installation axle (6) rotatory ability drives trigger piece (8) touch switch (7) and produces the switching value signal, its characterized in that: the bottom of the shell (4) is arranged on the cylinder (1), and a pin of the switch (7) is connected to the PLC in a wiring mode.
2. The bracket-free transponder of claim 1, wherein: casing (4) are including drain pan (41), face-piece (42) and show shell (43), and drain pan (41) bottom links to each other with cylinder (1), and face-piece (42) can be dismantled and connect and keep away from cylinder (1) one end at drain pan (41), shows that shell (43) can be dismantled the closing cap and keep away from drain pan (41) one end at face-piece (42), shows to be equipped with on shell (43) and can see its inside window.
3. The bracket-free transponder of claim 2, wherein: still include indicator (9), indicator (9) are installed and are kept away from main shaft (5) one end in installation axle (6), are equipped with respectively on indicator (9) and show that switch (7) are the first display area of open mode, and show that switch (7) are the second display area of closed mode, can see first display area or second display area through the window that shows shell (43).
4. The bracket-free transponder of claim 3, wherein: the cross sections of the bottom shell (41), the face shell (42) and the display shell (43) are circular, the display shell (43) is hemispherical, the inner part of the display shell is hollow, the radius of the face shell (42) is larger than that of the display shell (43), and the top wall of the face shell (42) is gradually inclined from inside to outside.
5. The bracket-free transponder of claim 4, wherein: the indicator (9) is of a hemispherical shape with a hollow inner part, and the indicator (9) and the display shell (43) are coaxially arranged.
6. The bracket-free transponder of claim 4, wherein: the display shell (43) is a transparent shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220848605.6U CN217108467U (en) | 2022-04-13 | 2022-04-13 | Support-free signal transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220848605.6U CN217108467U (en) | 2022-04-13 | 2022-04-13 | Support-free signal transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217108467U true CN217108467U (en) | 2022-08-02 |
Family
ID=82581703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220848605.6U Active CN217108467U (en) | 2022-04-13 | 2022-04-13 | Support-free signal transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217108467U (en) |
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2022
- 2022-04-13 CN CN202220848605.6U patent/CN217108467U/en active Active
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