CN209880415U - Closing tripping structure of power switching mechanism - Google Patents
Closing tripping structure of power switching mechanism Download PDFInfo
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- CN209880415U CN209880415U CN201920830630.XU CN201920830630U CN209880415U CN 209880415 U CN209880415 U CN 209880415U CN 201920830630 U CN201920830630 U CN 201920830630U CN 209880415 U CN209880415 U CN 209880415U
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Abstract
The utility model discloses a closing tripping structure of a power switch mechanism, which comprises an operating mechanism and a closing half shaft mechanism, wherein the closing half shaft mechanism comprises a closing half shaft and a flexible tripping plate arranged on the closing half shaft, and the closing half shaft is also connected with a closing half shaft rotating reset device; the operating mechanism is positioned on one side of the closing half shaft, and the flexible tripping plate comprises a manual closing action part which extends to one side of the operating mechanism along the radial direction. The utility model discloses not only guaranteed effective stroke, whole atress can not take place to turn round moreover and influence the emergence of the circumstances such as action, effectual solution is short-lived at drive divide-shut brake dropout in-process, unreliable, fracture scheduling problem.
Description
Technical Field
The utility model relates to an electrical switching equipment technical field especially relates to a closing a floodgate dropout structure of power switching mechanism.
Background
The flexible tripping structure of the switching-on and switching-off in the power switch mechanism part usually adopts a torsion spring structure, the torsion spring structure is easy to generate overall torsion due to unilateral stress, the action is unreliable, the action times are increased, fatigue deformation is easy to occur, the driving distance is insufficient, the switching-on and switching-off cannot be caused, and the switching performance is influenced.
The utility model discloses a utility model patent of publication number CN106373822B provides a circuit breaker spring operating device, including the mechanism case, be equipped with the camshaft in the mechanism case, be equipped with closing cam on the camshaft, closing cam passes through the energy storage connecting lever and is connected with closing spring transmission, still be equipped with the drive main shaft in the mechanism case, the last closing connecting lever part that has set firmly of drive main shaft, drive connecting lever part and combined floodgate retaining plate, it is equipped with the dropout semi-axis to rotate on the mechanism case, the dropout semi-axis has on the rotation stroke with combined floodgate retaining plate contact block cooperation in order to pass through the combined floodgate retaining plate, the drive main shaft keeps the position with the combined floodgate of drive connecting lever part locking at the combined floodgate position, the dropout that still has the. The tripping half shaft is utilized to directly block and limit the closing retaining plate, so that closing retaining limit of the driving main shaft is realized, the opening retaining plate can be rapidly tripped only by driving the tripping half shaft to rotate to an avoiding position, the overall structure is simple, and tripping operation is rapid and convenient.
The utility model discloses a free tripping system for electrical switchgear operating device is disclosed like notice No. CN208781788U, when free tripping system carried the knot, left side closes the left side and closes the left-hand drive portion and the right-hand drive portion that divides that the brake control portion one and right side closed and open the brake control portion one was equipped with respectively with the unblock about the connecting rod epaxial left side drive portion and right drive portion correspond the linkage make free tripping system be in locking state and realize switch electrical switching-on, when free tripping system was tripped, left side close the left side and divide the brake control portion two and right side close the brake control portion two respectively with the unblock about the connecting rod epaxial left drive portion (1101) and the right drive portion that is equipped with correspond the linkage, left side close the brake linkage portion and right side close the brake linkage portion respectively with unblock under the connecting rod axle correspond the linkage and can make free tripping system be. The free tripping system reduces the abrasion condition of the operating mechanism, improves the integral strength, and prolongs the mechanical life of the operating mechanism under the condition of not reducing the breaking speed.
The utility model discloses a half shaft type switching-on device like bulletin number CN206685275U, the switching-on semi-axis sets up in the top of combined floodgate pawl, combined floodgate semi-axis and combined floodgate pawl swing joint, the side of combined floodgate pawl is provided with the cam, the below of cam is provided with the sector plate, one side of sector plate is provided with No. one link plate, the opposite side of sector plate is provided with the separating brake semi-axis, the below of sector plate still is provided with No. two link plates and output pivot respectively; this semi-axis formula closing device adopts semi-axis formula closing mechanism, and the transmission is simpler, and the effectual reliability and the mechanical life who continues the mechanism combined floodgate, the axle center of combined floodgate semi-axis and the centre of a circle setting of cam are on same axis, and is rational in infrastructure, and transmission efficiency maximize, the other end of a tie plate and No. two tie plates are fixed jointly in the same point, can reach the stroke of effectual restraint separating brake, can also keep good structural strength, compact structure, and the transmission is more simple and easy.
The scheme can not effectively solve the problem of reliable closing and tripping.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem among the prior art, provide a closing a floodgate dropout structure of power switching mechanism.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a closing tripping structure of a power switching mechanism comprises an operating mechanism and a closing half shaft mechanism, wherein the closing half shaft mechanism comprises a closing half shaft and a flexible tripping plate arranged on the closing half shaft, and the closing half shaft is also connected with a closing half shaft rotating reset device;
the operating mechanism is positioned on one side of the closing half shaft, and the flexible tripping plate comprises a manual closing action part which extends to one side of the operating mechanism along the radial direction.
The operating mechanism is a manual operating mechanism and mainly comprises a handle, a separating and combining shaft and a push plate, wherein the handle is arranged on the separating and combining shaft, the separating and combining shaft is connected with the push plate protruding outwards, and the push plate is also connected with a push plate resetting device;
and the manual closing action part of the flexible tripping plate extends out to one side of the push plate along the radial direction.
The interlocking mechanism mainly comprises an output connecting lever, an interlocking plate and a shifting plate, wherein the shifting plate is arranged on the closing half shaft and protrudes outwards in the radial direction, the output connecting lever is positioned on one side of the manual operating mechanism of the closing half shaft, and the output connecting lever is in linkage connection with the closing half shaft; the interlocking plate is positioned between the output crank arm and the shifting plate, the middle position of the interlocking plate is rotationally connected with the hinge shaft, and the shifting plate is positioned below the interlocking plate;
one end of the interlocking plate points to one side of the shifting plate, the other end of the interlocking plate is connected with the output crank arm, and the closing half shaft drives the output crank arm to rotate in a linkage mode.
And the output crank arm is in linkage connection with the closing half shaft through an energy storage retaining mechanism.
And an output half shaft is arranged on the output crank arm, is positioned above the interlocking plate and is in contact fit with the interlocking plate, and the rotation of the output half shaft enables the contact position of the interlocking plate and the output half shaft to be changed.
The push plate resetting device comprises a tension spring, one end of the tension spring is connected with the push plate, and the other end of the tension spring extends towards one side far away from the push plate and is connected to the positioning pin shaft.
The switching-on half shaft rotation resetting device comprises a torsion spring sleeved on the switching-on half shaft, one bearing arm of the torsion spring is connected with the flexible tripping plate, and the other bearing arm of the torsion spring is connected with a fixed pin with a fixed position.
The flexible tripping plate is a spring steel plate.
The utility model has the advantages that:
the utility model discloses a closing a floodgate dropout structure of power switching mechanism is at the switching-on and switching-off in-process because the sheet metal reed has elastic deformation for a short time, has not only guaranteed effective stroke, and whole atress can not take place to turn round and influence the emergence of the condition such as action moreover evenly, and effectual solution is short-lived at drive divide-shut brake dropout in-process, can not be reliable, fracture scheduling problem.
The utility model discloses when manual combined floodgate, can realize reliably operating combined floodgate dropout. When the breaker is operated manually, the operating handle rotates the opening and closing shaft clockwise, so that the pushing plate presses the manual closing action part of the flexible tripping plate to a certain angle and drives the closing half shaft to rotate, and the closing tripping function of the breaker mechanism is realized.
The utility model discloses still be equipped with interlocking device to prevent manual combined floodgate maloperation. When the switching mechanism is switched on, the output connecting lever rotates to a certain angle under the linkage action of the switching-on half shaft, one end of the interlocking plate is pulled to the semicircular end face of the output half shaft on the output connecting lever by external force, the other end of the interlocking plate rotates to the position above the shifting plate, at the moment, the interlocking state is realized, the operating handle rotates the switching-on shaft clockwise, the pushing plate presses the manual switching-on action part of the flexible tripping plate to a certain angle and drives the switching-on half shaft to rotate, the shifting plate assembled on the switching-on half shaft cannot rotate due to interference of the interlocking plate, the switching-on half shaft cannot rotate to a tripping angle, and the switching-on interlocking function is.
Drawings
Fig. 1 shows the non-operating state of the switching mechanism in the open state.
Fig. 2 shows a manually operated closing state when the switching mechanism is in the opening state.
Fig. 3 shows a manually operated closing state when the switching mechanism is in the closing state.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 to fig. 3, the utility model discloses a closing tripping structure of power switching mechanism, including manually operated mechanism, closing half axle mechanism and interlocking device. The switching-on half shaft mechanism comprises a switching-on half shaft 10 and a flexible tripping plate 8 arranged on the switching-on half shaft 10, and the switching-on half shaft 10 is further connected with a switching-on half shaft rotating reset device.
In the embodiment, the flexible tripping plate 8 is a 65Mn spring steel plate with the thickness of 1mm, and the switching-on half shaft 10 can be driven before elastic deformation, so that reliable switching-on can be realized. After the linkage of closing a switch, the push plate is driven again, the flexible tripping plate elastically deforms, and the interlocking function of closing a switch is effectively realized.
In this embodiment, the closing half shaft rotation resetting device includes a torsion spring sleeved on the closing half shaft 10, one bearing arm of the torsion spring is connected with the flexible tripping plate 8, and the other bearing arm of the torsion spring is connected with the fixed pin 11 with a fixed position.
The manual operation mechanism is located on one side of the closing half shaft 10 and mainly comprises a handle 1, a split-combined shaft 2 and a push plate 3, the handle 1 is installed on the split-combined shaft 2, the split-combined shaft 2 is connected with the push plate 3 protruding outwards, and the push plate 3 is further connected with a push plate reset device.
The push plate resetting device comprises a tension spring 4, one end of the tension spring 4 is connected with the push plate 3, and the other end of the tension spring 4 extends towards one side far away from the push plate and is connected to the positioning pin shaft.
The flexible tripping plate 8 comprises a manual closing action part which extends to one side of the push plate 3 along the radial direction.
The interlocking mechanism is used for preventing misoperation of manual closing and mainly comprises an output connecting lever 5, an interlocking plate 6 and a shifting plate 7, wherein the shifting plate 7 is installed on a closing half shaft 10 and protrudes outwards in the radial direction, the output connecting lever 5 is positioned on one side of a manual operating mechanism of the closing half shaft 10, and the output connecting lever 10 is in linkage connection with the closing half shaft 10 through an energy storage retaining mechanism (the energy storage retaining mechanism is in the prior art, and the specific structure and the principle of the energy storage retaining mechanism are not detailed in detail).
Interlocking plate 6 is located between output connecting lever 5 and dialling board 7, and the intermediate position of interlocking plate 6 is connected with the articulated shaft rotation, and interlocking plate 6 one end is pointed to dialling board 7 one side, and the other end of interlocking plate 6 is pointed to output connecting lever 5.
Toggle plate 7 is located below interlock plate 6.
The output crank arm 5 is provided with an output half shaft 13, and the output half shaft 13 is positioned above the interlocking plate 6 and is in contact fit with the interlocking plate 6. The switching-on half shaft 10 drives the output crank arm 5 to rotate in a linkage manner, the output half shaft 13 rotates to enable the contact position of the interlocking plate 6 and the output half shaft 13 to change, the connecting end of the interlocking plate and the output crank arm is tilted upwards, and the interlocking plate is directed to one end of the shifting plate 7 and falls down simultaneously.
The utility model discloses a closing a floodgate dropout structure of power switching mechanism is owing to be the sheet metal reed at the manual divide-shut brake in-process of switch, and it is little to have elastic deformation, has not only guaranteed effective stroke, and whole atress can not take place to turn round moreover and influence the emergence of the circumstances such as action. The problems of short service life, unreliability, fracture and the like in the process of driving the opening and closing brake to release are effectively solved.
The utility model discloses when manual combined floodgate, can realize reliably operating combined floodgate dropout.
The utility model discloses when manual combined floodgate operation, as shown in fig. 2, interlock board 6 is the open mode, and operating handle 1 is according to clockwise rotation separation and reunion axle, makes push pedal 3 press the manual combined floodgate effect portion of moving flexible dropout board 8 to certain angle to drive combined floodgate semi-axis 10 and rotate, combined floodgate semi-axis 10 rotates and drives and realize circuit breaker mechanism combined floodgate dropout function.
Meanwhile, due to the arrangement of the interlocking mechanism, misoperation of manual closing can be prevented. As shown in fig. 3, when the switching mechanism is switched on, the output crank arm 5 rotates to a certain angle under the linkage action of the switching half shaft 10, one end of the interlocking plate 5 is pulled to the semicircular end face of the output half shaft 13 on the output crank arm by external force, and the other end of the interlocking plate 5 rotates to the upper part of the dial plate 7 to be abutted against the dial plate, and at this time, the switching mechanism is in a locking state. The handle 1 is continuously operated to rotate the switching shaft 2 clockwise, so that the push plate 3 presses the manual switching action part of the flexible tripping plate 8 to a certain angle and drives the switching-on half shaft 10 to rotate, the shifting plate 7 assembled on the switching-on half shaft cannot rotate due to interference of the interlocking plate 6, the switching-on half shaft 5 cannot rotate to a tripping angle, and the switching-on interlocking function is realized.
The above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the description refers must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Claims (8)
1. The utility model provides a power switching mechanism's combined floodgate dropout structure, includes operating device and combined floodgate semi-axis mechanism, its characterized in that: the switching-on half shaft mechanism comprises a switching-on half shaft and a flexible tripping plate arranged on the switching-on half shaft, and the switching-on half shaft is also connected with a switching-on half shaft rotating reset device;
the operating mechanism is positioned on one side of the closing half shaft, and the flexible tripping plate comprises a manual closing action part which extends to one side of the operating mechanism along the radial direction.
2. The closing trip structure of the power switching mechanism according to claim 1, wherein: the operating mechanism is a manual operating mechanism and mainly comprises a handle, a separating and combining shaft and a push plate, wherein the handle is arranged on the separating and combining shaft, the separating and combining shaft is connected with the push plate protruding outwards, and the push plate is also connected with a push plate resetting device;
and the manual closing action part of the flexible tripping plate extends out to one side of the push plate along the radial direction.
3. The closing trip structure of the power switching mechanism according to claim 2, wherein: the interlocking mechanism mainly comprises an output connecting lever, an interlocking plate and a shifting plate, wherein the shifting plate is arranged on the closing half shaft and protrudes outwards in the radial direction, the output connecting lever is positioned on one side of the manual operating mechanism of the closing half shaft, and the output connecting lever is in linkage connection with the closing half shaft; the interlocking plate is positioned between the output crank arm and the shifting plate, the middle position of the interlocking plate is rotationally connected with the hinge shaft, and the shifting plate is positioned below the interlocking plate;
one end of the interlocking plate points to one side of the shifting plate, the other end of the interlocking plate is connected with the output crank arm, and the closing half shaft drives the output crank arm to rotate in a linkage mode.
4. The closing trip structure of the power switching mechanism according to claim 3, wherein: and the output crank arm is in linkage connection with the closing half shaft through an energy storage retaining mechanism.
5. The closing trip structure of the power switching mechanism according to claim 3, wherein: and an output half shaft is arranged on the output crank arm, is positioned above the interlocking plate and is in contact fit with the interlocking plate, and the rotation of the output half shaft enables the contact position of the interlocking plate and the output half shaft to be changed.
6. The closing trip structure of the power switching mechanism according to any one of claims 2 to 5, wherein: the push plate resetting device comprises a tension spring, one end of the tension spring is connected with the push plate, and the other end of the tension spring extends towards one side far away from the push plate and is connected to the positioning pin shaft.
7. The closing trip structure of the electric power switching mechanism according to any one of claims 1 to 5, wherein: the switching-on half shaft rotation resetting device comprises a torsion spring sleeved on the switching-on half shaft, one bearing arm of the torsion spring is connected with the flexible tripping plate, and the other bearing arm of the torsion spring is connected with a fixed pin with a fixed position.
8. The closing trip structure of the electric power switching mechanism according to any one of claims 1 to 5, wherein: the flexible tripping plate is a spring steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920830630.XU CN209880415U (en) | 2019-06-04 | 2019-06-04 | Closing tripping structure of power switching mechanism |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920830630.XU CN209880415U (en) | 2019-06-04 | 2019-06-04 | Closing tripping structure of power switching mechanism |
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| CN209880415U true CN209880415U (en) | 2019-12-31 |
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| CN201920830630.XU Active CN209880415U (en) | 2019-06-04 | 2019-06-04 | Closing tripping structure of power switching mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110379685A (en) * | 2019-06-04 | 2019-10-25 | 许昌合泰机械设备有限公司 | A kind of novel flexible releasing structure |
-
2019
- 2019-06-04 CN CN201920830630.XU patent/CN209880415U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110379685A (en) * | 2019-06-04 | 2019-10-25 | 许昌合泰机械设备有限公司 | A kind of novel flexible releasing structure |
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