CN210156270U - Signal turbine head convenient for replacing microswitch - Google Patents

Abstract

The utility model discloses a conveniently change micro-gap switch's signal turbine head. A signal turbine head convenient for replacing a microswitch comprises a signal turbine head body, a microswitch, an L-shaped insulating plate, a microswitch triggering device, a microswitch triggering indication board and a device for fixedly connecting the microswitch triggering indication board and a turbine head central shaft, wherein the microswitch triggering indication board is a microswitch triggering indication board; binding post and binding post protection device. The online replacement of the signal turbine head microswitch is conveniently realized, and the online calibration is conveniently realized by observing the working condition of the microswitch and combining the condition of opening and closing of a pipeline valve after the signal turbine head microswitch is replaced online; convenient realization the utility model discloses the installation of signal turbine head and signal lamp or other indicators has improved the installation effectiveness of signal turbine head and signal lamp or other indicators.

Description

Signal turbine head convenient for replacing microswitch

Technical Field

The utility model belongs to a signal turbine head especially belongs to a conveniently change micro-gap switch's signal turbine head.

Background

The micro-gap switch of current signal turbine head is installed at its inside turbine department mostly, the use is that the turbine triggers, micro-gap switch's behavior can't be observed in such design, be unfavorable for confirming whether normal is exported to the signal of turbine head, and it is big to change the degree of difficulty when micro-gap switch goes wrong, need carry out comprehensive dismantlement to the mechanical part of turbine head, and still need carry out the secondary calibration to the turbine head after the dismantlement, if on the pipeline, change on line, basically can not calibrate, the switching error of valve appears easily and causes the erroneous judgement. How convenient change signal turbine head micro-gap switch on line, whether convenient observation confirms micro-gap switch operating condition is normal, how can also carry out online calibration through observing the micro-gap switch operating condition after changing signal turbine head micro-gap switch on line, combine the pipeline valve switch condition, prevent that valve switch error from appearing and cause the erroneous judgement to be the problem that needs to solve.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the signal turbine head is convenient for replacing the microswitch. The signal turbine head can be conveniently used for replacing the signal turbine head microswitch on line, whether the working state of the microswitch is normal or not is confirmed by convenient observation, the working condition of the microswitch can be conveniently observed after the signal turbine head microswitch is replaced on line, and the online calibration is carried out by combining the condition of a pipeline valve switch, so that the phenomenon of misjudgment caused by the error of the valve switch is prevented from occurring.

The utility model provides a technical scheme of above-mentioned technical problem is: the utility model provides a conveniently change micro-gap switch's signal turbine head, includes the signal turbine head body, the signal turbine head body has turbine head scroll bar, turbine head turbine, hand wheel, signal turbine head box, turbine head center pin, and this signal turbine head box has the top cap, still includes micro-gap switch, L shape insulation board, and L shape insulation board has great bottom plate portion and less riser portion, and the great bottom plate portion that L shape insulation board has uses the bolt to install on signal turbine head box top cap, characterized by: the microswitch is fixedly installed on a larger bottom plate part of an L-shaped insulating plate fixedly arranged on a top cover of a signal turbine head box body at one side far away from a turbine head turbine, a turbine head scroll rod and a hand wheel by using a microswitch fixing bolt, and further comprises a microswitch triggering device, wherein the microswitch triggering device is a microswitch triggering indication board and further comprises a microswitch triggering indication board and a turbine head central shaft fixing and connecting device; the device for fixedly connecting the microswitch triggering indication board with the turbine head central shaft comprises a connecting shaft and a disc, wherein one end of the connecting shaft is fixedly connected with the disc, the connecting shaft is fixedly arranged on the top surface of the turbine head central shaft by using 2 threaded holes and fixing bolts which are correspondingly arranged on the disc and sequentially penetrating through a larger bottom plate part of an L-shaped insulating plate and a through hole which is correspondingly arranged on a signal turbine head box body top cover respectively, and the other end of the connecting shaft is of a square structure; the microswitch triggering indication board comprises a semi-spherical body and a short circular truncated cone body which are integrally formed from top to bottom, wherein an arc-shaped convex part is arranged on the outer circumference of the short circular truncated cone body close to the lower bottom surface; blind holes which are in interference fit with the connecting shaft and the other end of the connecting shaft which are in a square structure are arranged in the integrally formed semi-spherical body and the short circular truncated cone; when the signal turbine head body is arranged in the signal turbine head box body, when the connecting shaft is fixedly arranged on the top surface of the central shaft of the turbine head by using 2 threaded holes and fixing bolts which are correspondingly arranged on a disc, the connecting shaft and the other end of the connecting shaft which is of a square structure can be inserted into a semi-spherical body which is integrally formed and a blind hole which is arranged in a short circular table body in an interference fit manner, when a hand wheel is rotated, the central shaft of the turbine head is driven to rotate by a turbine head worm and a turbine head turbine, the central shaft of the turbine head is driven to drive a microswitch triggering indication board to rotate, and an arc-shaped protruding part which is arranged on the outer circumference of the short circular table body of the microswitch triggering indication board and is close to the lower bottom surface can trigger the microswitch;

the front elevation of the smaller vertical plate part of the L-shaped insulating plate and the front elevation of the left box plate of the signal turbine head box body are the same plane, the signal turbine head box body further comprises a wiring terminal and a wiring terminal protection device, the wiring terminal is fixedly installed on the position, between the end part of the smaller vertical plate part of the L-shaped insulating plate and the end part of the smaller vertical plate part of the L-shaped insulating plate close to the L-shaped insulating plate, of the larger bottom plate part of the L-shaped insulating plate by using a wiring terminal fixing bolt, the wiring terminal protection device is a transparent plastic protection box which is provided with a higher part and a lower part, the transparent plastic protection box with the higher part and the lower part is provided with a right box plate, a front box plate, a rear box plate and a top cover, and the plastic protection box with the higher part and the lower part is installed on the larger, the left end of the plastic protection box with a higher part and a lower part, which is arranged on the larger bottom plate part of the L-shaped insulating plate, is hermetically buckled on the top surface of the smaller vertical plate part of the L-shaped insulating plate.

The utility model has the advantages that: because the utility model discloses a micro-gap switch uses micro-gap switch fixing bolt fixed mounting to keep away from the bigger bottom plate part that L shape insulating plate that fixed setting was gone up on the signal turbine head box top cover of turbine head turbine, turbine head scroll bar, hand wheel one side had, still include micro-gap switch trigger device, micro-gap switch trigger device is micro-gap switch and triggers the sign, still includes micro-gap switch trigger sign and turbine head center pin fixed connection device; the device for fixedly connecting the microswitch triggering indication board with the turbine head central shaft comprises a connecting shaft and a disc, wherein one end of the connecting shaft is fixedly connected with the disc, the connecting shaft is fixedly arranged on the top surface of the turbine head central shaft by using 2 threaded holes and fixing bolts which are correspondingly arranged on the disc and sequentially penetrating through a larger bottom plate part of an L-shaped insulating plate and a through hole which is correspondingly arranged on a signal turbine head box body top cover respectively, and the other end of the connecting shaft is of a square structure; the microswitch triggering indication board comprises a semi-spherical body and a short circular truncated cone body which are integrally formed from top to bottom, wherein an arc-shaped convex part is arranged on the outer circumference of the short circular truncated cone body close to the lower bottom surface; blind holes which are in interference fit with the connecting shaft and the other end of the connecting shaft which are in a square structure are arranged in the integrally formed semi-spherical body and the short circular truncated cone; when the signal turbine head body is arranged in the signal turbine head box body, when the connecting shaft is fixedly arranged on the top surface of the central shaft of the turbine head by using 2 threaded holes and fixing bolts which are correspondingly arranged on a disc, the connecting shaft and the other end of the connecting shaft which is of a square structure can be inserted into a semi-spherical body which is integrally formed and a blind hole which is arranged in a short circular table body in an interference fit manner, when a hand wheel is rotated, the central shaft of the turbine head is driven to rotate by a turbine head worm and a turbine head turbine, the central shaft of the turbine head is driven to drive a microswitch triggering indication board to rotate, and an arc-shaped protruding part which is arranged on the outer circumference of the short circular table body of the microswitch triggering indication board and is close to the lower bottom surface can trigger the microswitch; because the utility model discloses binding post and binding post protection device have still been set up, binding post uses binding post fixing bolt fixed mounting to be located the position between the less riser part of L shape insulation board and the less riser part one end tip of L shape insulation board near the great bottom plate part of L shape insulation board at the great bottom plate part of L shape insulation board on, binding post protection device is the transparent plastic guard box. Convenient realization changes signal turbine head micro-gap switch on line, whether convenient observation confirms micro-gap switch operating condition normal, can also change convenient realization behind the signal turbine head micro-gap switch on line through observing micro-gap switch operating condition, combines the pipeline valve switch condition to carry out online calibration, has prevented that valve switch error from appearing and has caused the phenomenon of erroneous judgement to take place. Still convenient realization this turbine head signal line is connected with the electricity of binding post one end, has realized the utility model discloses signal turbine head is connected with the electricity of signal lamp or other indicator connecting wires and the binding post other end, convenient realization the utility model discloses the installation of signal turbine head and signal lamp or other indicators has improved the installation effectiveness of signal turbine head and signal lamp or other indicators, has eliminated signal turbine head and signal lamp or other indicators installation potential safety hazards.

Drawings

The present invention will be further explained with reference to the drawings and examples;

fig. 1 is an exploded view of the overall structure of the present invention;

FIG. 2 is a perspective view of the microswitch triggered indicating plate of the present invention;

FIG. 3 is a top view of the microswitch triggered sign of the present invention;

FIG. 4 is an exploded view of the assembled microswitch and terminal of the present invention;

fig. 5 is a perspective view of the present invention after assembly;

in the drawings: 1. the novel turbine head comprises a turbine head worm rod, 2 turbine head turbines, 3 hand wheels, 4 signal turbine head boxes, 5 turbine head central shafts, 6 top covers, 7 micro switches, 8L-shaped insulating plates, 9 micro switch trigger indicators, 10 connecting shafts, 11 disks, 101 square structures, 91 hemispheroids, 92 short circular table bodies, 921 arc-shaped protruding portions, 12 wiring terminals and 13 transparent plastic protection boxes.

Detailed Description

The present invention will be described in further detail with reference to the following examples.

Example 1

As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, a signal turbine head convenient for replacing a microswitch includes a signal turbine head body, the signal turbine head body includes a turbine head worm 1, a turbine head turbine 2, a hand wheel 3, a signal turbine head box 4, and a turbine head central shaft 5, the signal turbine head box 4 includes a top cover 6, and further includes a microswitch 7 and an L-shaped insulating plate 8, the L-shaped insulating plate 8 includes a larger bottom plate portion and a smaller vertical plate portion, the larger bottom plate portion of the L-shaped insulating plate 8 is mounted on the signal turbine head box top cover 6 by using a bolt, which is characterized in that: the microswitch 7 is fixedly arranged on a larger bottom plate part of an L-shaped insulating plate 8 fixedly arranged on a signal turbine head box body top cover 6 at one side far away from the turbine head turbine 1, the turbine head scroll rod 2 and the hand wheel 3 by using a microswitch fixing bolt, and also comprises a microswitch triggering device, wherein the microswitch triggering device is a microswitch triggering indication board 9 and also comprises a microswitch triggering indication board and a turbine head central shaft fixing and connecting device; the microswitch triggering indication board and turbine head central shaft fixed connection device comprises a connection shaft 10 and a disc 11, one end of the connection shaft 10 is fixedly connected with the disc 11, the connection shaft 10 is fixedly installed on the top surface of a turbine head central shaft 5 by using 2 threaded holes and fixing bolts which are correspondingly arranged on the disc 11 and sequentially penetrating through a larger bottom plate part of an L-shaped insulation plate 8 and a through hole which is correspondingly arranged on a signal turbine head box body top cover 6, and the other end of the connection shaft 10 is of a square structure 101; the microswitch triggering indication board comprises a hemispherical body 91 and a short circular truncated cone body 92 which are integrally formed from top to bottom, wherein an arc-shaped convex part 921 is arranged on the outer circumference of the short circular truncated cone body 92 close to the lower bottom surface; blind holes which are in interference fit with the connecting shaft 10 and the other end of the connecting shaft which is of a square structure 101 are formed in the integrally formed hemispherical body 91 and the short circular truncated cone 92; when installing the signal turbine head body in signal turbine head box 4, when using 2 screw holes and fixing bolt fixed mounting that correspond on disc 11 and set up with connecting axle 10 on 5 top surfaces of turbine head center pin, connecting axle 10 and its connecting axle can insert integrated into one piece's hemispheroid 91 for the other end interference fit cover of tetragonal structure 101, in the blind hole that sets up in the short round platform body 92, when rotating hand wheel 3, through turbine head scroll bar 1, when turbine head turbine 2 drive turbine head center pin 5 rotates, drive turbine head center pin 5 can drive micro-gap switch and trigger sign 9 and rotate, micro-gap switch triggers sign 9's short round platform body 92 is close to and is the arc bulge 921 that sets up on the outer circumference of lower bottom surface and can trigger micro-gap switch 7 and realize that micro-gap switch 7's normally open contact is opened or closed contact is closed.

Example 2

As shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, a signal turbine head convenient for replacing a microswitch includes a signal turbine head body, the signal turbine head body includes a turbine head worm 1, a turbine head turbine 2, a hand wheel 3, a signal turbine head box 4, and a turbine head central shaft 5, the signal turbine head box 4 includes a top cover 6, and further includes a microswitch 7 and an L-shaped insulating plate 8, the L-shaped insulating plate 8 includes a larger bottom plate portion and a smaller vertical plate portion, the larger bottom plate portion of the L-shaped insulating plate 8 is mounted on the signal turbine head box top cover 6 by using a bolt, which is characterized in that: the microswitch 7 is fixedly arranged on a larger bottom plate part of an L-shaped insulating plate 8 fixedly arranged on a signal turbine head box body top cover 6 at one side far away from the turbine head turbine 1, the turbine head scroll rod 2 and the hand wheel 3 by using a microswitch fixing bolt, and also comprises a microswitch triggering device, wherein the microswitch triggering device is a microswitch triggering indication board 9 and also comprises a microswitch triggering indication board and a turbine head central shaft fixing and connecting device; the microswitch triggering indication board and turbine head central shaft fixed connection device comprises a connection shaft 10 and a disc 11, one end of the connection shaft 10 is fixedly connected with the disc 11, the connection shaft 10 is fixedly installed on the top surface of a turbine head central shaft 5 by using 2 threaded holes and fixing bolts which are correspondingly arranged on the disc 11 and sequentially penetrating through a larger bottom plate part of an L-shaped insulation plate 8 and a through hole which is correspondingly arranged on a signal turbine head box body top cover 6, and the other end of the connection shaft 10 is of a square structure 101; the microswitch triggering indication board comprises a hemispherical body 91 and a short circular truncated cone body 92 which are integrally formed from top to bottom, wherein an arc-shaped convex part 921 is arranged on the outer circumference of the short circular truncated cone body 92 close to the lower bottom surface; blind holes which are in interference fit with the connecting shaft 10 and the other end of the connecting shaft which is of a square structure 101 are formed in the integrally formed hemispherical body 91 and the short circular truncated cone 92; when the signal turbine head body is installed in the signal turbine head box body 4, when the connecting shaft 10 is fixedly installed on the top surface of the turbine head central shaft 5 by using 2 threaded holes and fixing bolts which are correspondingly arranged on the circular disc 11, the connecting shaft 10 and the other end of the connecting shaft which is of a square structure 101 can be inserted into a hemispherical body 91 and a blind hole which are arranged in a short circular table body 92 which are integrally formed in an interference fit manner, when the hand wheel 3 is rotated, the turbine head central shaft 5 is driven to rotate by the turbine head worm 1 and the turbine head turbine 2, the turbine head central shaft 5 can be driven to drive the micro switch to trigger the indicator 9 to rotate, and the micro switch can be triggered by the arc-shaped bulge part 921 which is arranged on the outer circumference of the lower bottom surface of the short circular table body 92 of the micro switch trigger indicator 9 and can trigger the micro switch 7 and;

the front vertical face of the smaller vertical plate part of the L-shaped insulating plate 8 and the front vertical face of the left box plate of the signal turbine head box 4 are the same plane (the observer faces the utility model, the left side of the observer is the left vertical face of the smaller vertical plate part of the L-shaped insulating plate 8, and the left side of the observer is the left box plate of the signal turbine head box), the signal turbine head box further comprises a wiring terminal 12 and a wiring terminal protection device, the wiring terminal 12 is fixedly installed on the position, between the end part of the smaller vertical plate part of the L-shaped insulating plate and the end part of the smaller vertical plate part of the L-shaped insulating plate, of the larger bottom plate part of the L-shaped insulating plate 8 by using a wiring terminal fixing bolt, the wiring terminal protection device is a transparent plastic protection box 13, the transparent plastic protection box 13 has a higher part and a lower part, and the transparent plastic protection box with the higher part, The plastic protection box with the higher part and the lower part is arranged on the larger bottom plate part of the L-shaped insulating plate 8 by using bolts and sealing gaskets, and the left end of the plastic protection box with the higher part and the lower part, which is arranged on the larger bottom plate part of the L-shaped insulating plate, is hermetically buckled on the top surface of the smaller vertical plate part of the L-shaped insulating plate 8.

From the above description, those skilled in the art can make various changes and modifications without departing from the technical spirit of the present invention, and the present invention is within the protection scope of the present invention. The present invention is not to be considered as the best thing, and belongs to the common general knowledge of the technicians in the field.

Claims (2)

1. The utility model provides a conveniently change micro-gap switch's signal turbine head, includes the signal turbine head body, the signal turbine head body has turbine head scroll bar, turbine head turbine, hand wheel, signal turbine head box, turbine head center pin, and this signal turbine head box has the top cap, still includes micro-gap switch, L shape insulation board, and L shape insulation board has great bottom plate portion and less riser portion, and the great bottom plate portion that L shape insulation board has uses the bolt to install on signal turbine head box top cap, characterized by: the microswitch is fixedly installed on a larger bottom plate part of an L-shaped insulating plate fixedly arranged on a top cover of a signal turbine head box body at one side far away from a turbine head turbine, a turbine head scroll rod and a hand wheel by using a microswitch fixing bolt, and further comprises a microswitch triggering device, wherein the microswitch triggering device is a microswitch triggering indication board and further comprises a microswitch triggering indication board and a turbine head central shaft fixing and connecting device; the device for fixedly connecting the microswitch triggering indication board with the turbine head central shaft comprises a connecting shaft and a disc, wherein one end of the connecting shaft is fixedly connected with the disc, the connecting shaft is fixedly arranged on the top surface of the turbine head central shaft by using 2 threaded holes and fixing bolts which are correspondingly arranged on the disc and sequentially penetrating through a larger bottom plate part of an L-shaped insulating plate and a through hole which is correspondingly arranged on a signal turbine head box body top cover respectively, and the other end of the connecting shaft is of a square structure; the microswitch triggering indication board comprises a semi-spherical body and a short circular truncated cone body which are integrally formed from top to bottom, wherein an arc-shaped convex part is arranged on the outer circumference of the short circular truncated cone body close to the lower bottom surface; blind holes which are in interference fit with the connecting shaft and the other end of the connecting shaft which are in a square structure are arranged in the integrally formed semi-spherical body and the short circular truncated cone; when installing signal turbine head body in signal turbine head box, when using 2 screw holes and fixing bolt fixed mounting that correspond on the disc set up on the turbine head center pin top surface with the connecting axle, connecting axle and connecting axle be square structure's the other end can the interference fit cover insert integrated into one piece's hemisphere body, in the blind hole that the short round platform was internal to be set up, when rotating the hand wheel, through turbine head scroll bar, when turbine head turbine drive turbine head center pin rotated, drive turbine head center pin can drive micro-gap switch and trigger the sign and rotate, the short round platform body that micro-gap switch triggered the sign is that the arc bulge that sets up on being outer circumference of bottom surface can trigger micro-gap switch and realize micro-gap switch's normally open contact is opened or the closed contact is closed down.

2. The signal turbine head convenient for replacing the microswitch as in claim 1, wherein: the front elevation of the smaller vertical plate part of the L-shaped insulating plate and the front elevation of the left box plate of the signal turbine head box body are the same plane, the signal turbine head box body further comprises a wiring terminal and a wiring terminal protection device, the wiring terminal is fixedly installed on the position, between the end part of the smaller vertical plate part of the L-shaped insulating plate and the end part of the smaller vertical plate part of the L-shaped insulating plate close to the L-shaped insulating plate, of the larger bottom plate part of the L-shaped insulating plate by using a wiring terminal fixing bolt, the wiring terminal protection device is a transparent plastic protection box which is provided with a higher part and a lower part, the transparent plastic protection box with the higher part and the lower part is provided with a right box plate, a front box plate, a rear box plate and a top cover, and the plastic protection box with the higher part and the lower part is installed on the larger, the left end of the plastic protection box with a higher part and a lower part, which is arranged on the larger bottom plate part of the L-shaped insulating plate, is hermetically buckled on the top surface of the smaller vertical plate part of the L-shaped insulating plate.

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