CN214012777U - Anti-misoperation device for power dispatching - Google Patents

Abstract

The utility model provides an anti-misoperation device for power dispatching, which comprises a mounting seat, wherein the front end of the mounting seat is rotationally connected with a rotating shaft, and an operating arm is connected on the rotating shaft; a first clamping groove is formed in the outer peripheral surface of one end of the rotating shaft, a first clamping block is connected to the position, corresponding to the first clamping groove, of the mounting seat in a sliding mode, and a first elastic piece is arranged between the first clamping block and the mounting seat; when the operating arm is rotated downwards to disconnect the circuit, the first clamping block is clamped in the first clamping groove; the first clamping block is driven to stretch and retract through the unlocking assembly. The utility model discloses can lock the operating arm when circuit maintenance and adjustment are carried out to needs, the effectual incident of having avoided causing because switch is opened.

Description

Anti-misoperation device for power dispatching

Technical Field

The utility model relates to a power dispatching technical field, in particular to prevent mistake operating means for power dispatching.

Background

The power dispatching is an effective management means which is adopted for ensuring safe and stable operation of a power grid, external reliable power supply and orderly execution of various power production works, and the specific work content of the power dispatching is to comprehensively consider the development conditions of various production works according to data information fed back by various information acquisition equipment or information provided by monitoring personnel and by combining actual operation parameters of the power grid, such as voltage, current, frequency, load and the like.

Various devices need to be used in the process of engineering construction, but a circuit system on a construction site is generally imperfect, a plurality of distribution boxes need to be externally connected at the moment, and then electricity is conveyed to each area on the construction site.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the above-mentioned technical problem in the correlation technique at least to a certain extent, for this reason, the utility model provides a prevent mistake operating means for power scheduling, the device is through being provided with first draw-in groove on the turning block, when downwards rotate the circuit in the operation arm makes the mount pad and be in the state of opening circuit, first fixture block stretches out the card dress at first draw-in groove under the effect of first elastic component to can lock the operation arm when circuit maintenance and adjustment are carried out to needs, prevent that other personnel from upwards rotating the operation arm, the effectual incident of having avoided causing because switch is opened.

The technical scheme of the utility model is realized like this:

an anti-misoperation device for power dispatching comprises a mounting seat, wherein the front end of the mounting seat is rotatably connected with a rotating shaft, and an operating arm is connected to the rotating shaft; a first clamping groove is formed in the outer peripheral surface of one end of the rotating shaft, a first clamping block is connected to the position, corresponding to the first clamping groove, of the mounting seat in a sliding mode, and a first elastic piece is arranged between the first clamping block and the mounting seat; when the operating arm is rotated downwards to disconnect the circuit, the first clamping block is clamped in the first clamping groove; the first clamping block is driven to stretch and retract through the unlocking assembly.

Further, the installation cavity has been arranged along the left and right direction to the mount pad, the pivot rotates to be connected in the installation cavity, be provided with the rotation groove on the left side wall of installation cavity, first draw-in groove sets up the pivot rotates to be connected on the outer peripheral face of the one end in the rotation groove, arrange along the fore-and-aft direction on the mount pad with rotate the first horizontal groove of groove intercommunication, first fixture block sliding connection be in the first horizontal groove, first elastic component sets up first horizontal groove with between the first fixture block.

Further, the below in first horizontal groove be provided with the vertical groove of second of first horizontal groove intercommunication, the lower extreme of first fixture block is provided with and extends to the vertical inslot of force application piece of second, the below in first horizontal groove be provided with the parallel third horizontal groove in first horizontal groove, third horizontal groove with the vertical groove intercommunication of second, the unblock subassembly includes sliding connection and is in button in the third horizontal groove, the button is used for promoting the force application piece.

Furthermore, the rear end of the third horizontal groove is communicated with a fourth groove arranged in the left-right direction, the fourth groove is communicated with the second vertical groove, a sliding block is movably inserted into the second vertical groove, and the upper end of the sliding block is provided with an inclined part which inclines upwards forwards; a sliding plate is connected in the fourth groove in a sliding manner, a second clamping block is arranged at one end, facing the second vertical groove, of the sliding plate, and a second elastic piece is arranged between the other end of the sliding plate and the fourth groove; and a second clamping groove matched with the second clamping block is formed in one side, facing the fourth groove, of the sliding block.

Furthermore, one side of the force application block, which faces the rotating groove, is provided with a convex block.

Furthermore, three separating tables are arranged in the installation cavity, the three separating tables separate the installation cavity into three installation grooves, through holes communicated with two adjacent installation grooves are formed in the separating tables, and the rotating shaft is rotatably connected in the through holes; the operation arm is including three connection in epaxial connecting portion of pivot and connection are three the portion of gripping of connecting portion, every connecting portion one-to-one is inlayed and is in every the mounting groove.

Furthermore, a rotating block is convexly arranged at the left end of the rotating shaft, the diameter of the rotating block is larger than that of the rotating shaft, the rotating block is rotatably connected in the rotating groove, and the first clamping groove is formed in the outer peripheral surface of the rotating block.

Further, the installation cavity has been arranged along left right direction to the mount pad, the pivot is rotated and is connected in the installation cavity, be provided with the rotation groove on the left side wall of installation cavity, first draw-in groove sets up the pivot is rotated and is connected on rotating the one end terminal surface of inslot, on the mount pad along left right direction arrange with rotate the fifth horizontal groove of groove intercommunication, first fixture block along left right direction sliding connection in the fifth horizontal groove, first elastic component sets up fifth horizontal groove with between the first fixture block.

Furthermore, the below of fifth horizontal groove be provided with the sixth vertical groove of fifth horizontal groove intercommunication, the lower extreme of first fixture block is provided with and extends to the force application portion in the sixth vertical inslot, the below of fifth horizontal groove be provided with the seventh horizontal groove that the fifth horizontal groove is parallel, the seventh horizontal groove with sixth vertical groove intercommunication, the unblock subassembly includes sliding connection and is in the splenium of pressing of seventh horizontal inslot, it is used for promoting to press the splenium.

Furthermore, the left end of the seventh horizontal groove is communicated with an eighth groove which is arranged in the front-back direction, the eighth groove is communicated with the sixth vertical groove, a moving block is movably inserted into the sixth vertical groove, and the upper end of the moving block is provided with a pushing part which inclines upwards towards the right; a moving plate is connected in the eighth groove in a sliding manner along the front-back direction, a third clamping block is arranged at one end, facing the sixth vertical groove, of the moving plate, and a third elastic piece is arranged between the other end of the moving plate and the eighth groove; and a third clamping groove matched with the third clamping block is formed in one side, facing the eighth groove, of the moving block.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a first draw-in groove has been seted up at the outer peripheral face of the one end of pivot, and the position sliding connection who corresponds first draw-in groove on the mount pad has first fixture block, be provided with first elastic component between first fixture block and the mount pad, when the circuit disconnection in the mount pad needs, push down and rotate the operation arm, the operation arm drives the pivot and rotates the position to first draw-in groove alignment first fixture block, the circuit disconnection, first fixture block is locked in the direction that is close to the pivot is stretched out to clamp to first draw-in groove under the effect of the elastic restoring force of first elastic component this moment, thereby can lock the operation arm when needs disconnection circuit carries out circuit maintenance and adjustment, prevent other personnel upwards rotate the operation arm at the in-process of maintenance, the effectual incident of avoiding causing because switch is opened. After the circuit maintenance and adjustment are completed, the unlocking assembly drives the first clamping block to compress the first elastic piece to contract so as to be completely separated from the first clamping groove, and then the operating arm is rotated upwards to reset so that the circuit is communicated.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic front view of a first embodiment of the present invention;

FIG. 2 is an exploded view of the first embodiment of the present invention;

fig. 3 is a schematic left-side sectional structure view of a first embodiment of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;

fig. 5 is a schematic bottom sectional view of a first embodiment of the present invention;

fig. 6 is an enlarged schematic view of the structure at B in fig. 5.

Reference numerals:

the device comprises a mounting seat 1, a mounting groove 2, a through hole 3, a rotating shaft 4, an operating arm 5, a rotating groove 6, a rotating block 7, a first clamping groove 8, a first horizontal groove 9, a first clamping block 10, a first elastic part 11, a second vertical groove 12, a sliding block 13, a fourth groove 14, a third horizontal groove 15, a sliding plate 16, a second clamping block 17, a button 18, a second elastic part 19, a second clamping groove 20, a force application block 21, a protruding block 22, a separating table 23, a slope 24, a connecting part 25 and a holding part 26.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the positional or orientational descriptions, such as "upper", "lower", "front", "rear", "left", "right", etc., are referred to the positional or orientational relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the description of the present invention, if there is any description of "first", "second", etc., it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Example one

Referring to fig. 1 to 6, an anti-misoperation device for power dispatching according to an embodiment of the present invention includes a mounting base 1, a rotating shaft 4 is rotatably connected to a front end of the mounting base 1, and an operating arm 5 is connected to the rotating shaft 4; a first clamping groove 8 is formed in the outer peripheral surface of one end of the rotating shaft 4, a first clamping block 10 is connected to the mounting seat 1 in a sliding mode at a position corresponding to the first clamping groove 8, and a first elastic piece 11 is arranged between the first clamping block 10 and the mounting seat; when the operating arm 5 is rotated downwards to disconnect the circuit, the first clamping block 10 is clamped in the first clamping groove 8; the first fixture block 10 is driven to extend and retract through the unlocking assembly. Compared with the prior art, the embodiment of the utility model is provided with the first clamping groove 8 on the outer peripheral surface of one end of the rotating shaft 4, a first clamping block 10 is slidably connected to the mounting seat 1 at a position corresponding to the first clamping groove 8, a first elastic element 11 is arranged between the first clamping block 10 and the mounting seat 1, when the circuit in the mounting base 1 needs to be disconnected, the operating arm 5 is pressed downwards and rotated, the operating arm 5 drives the rotating shaft 4 to rotate to the position where the first clamping groove 8 is aligned with the first clamping block 10, the circuit is disconnected, at the moment, the first clamping block 10 extends towards the direction close to the rotating shaft 4 under the action of the elastic restoring force of the first elastic element 11 and is clamped in the first clamping groove 8 for locking, therefore, the operating arm 5 can be locked when the circuit needs to be disconnected for circuit maintenance and adjustment, other personnel are prevented from rotating the operating arm 5 upwards in the maintenance process, and safety accidents caused by the fact that a power switch is turned on are effectively avoided. After the circuit is repaired and adjusted, the unlocking assembly drives the first clamping block 10 to compress the first elastic element 11 and contract until the first elastic element is completely separated from the first clamping groove 8, and then the operating arm 5 is rotated upwards to reset so that the circuit is communicated. It will be appreciated that the first elastic member 11 is selected from a spring, a torsion spring, and the like.

As shown in fig. 3 to 6, preferably, an installation cavity is arranged along the left-right direction in the installation seat 1, the rotating shaft 4 is rotatably connected in the installation cavity, a rotating groove 6 is arranged on the left side wall of the installation cavity, the first clamping groove 8 is arranged on the outer peripheral surface of one end of the rotating shaft 4 in the rotating groove 6, a first horizontal groove 9 communicated with the rotating groove 6 is arranged along the front-back direction in the installation seat 1, the first clamping block 10 is slidably connected in the first horizontal groove 9, and the first elastic member 11 is arranged between the first horizontal groove 9 and the first clamping block 10. Set up like this, when the circuit disconnection in the mount pad 1 needs, push down and rotate operation arm 5, operation arm 5 drives pivot 4 and rotates to the position that first draw-in groove 8 aligns first fixture block 10, the circuit disconnection, first fixture block 10 stretches out first horizontal groove 9 forward under the effect of the elastic recovery power of first elastic component 11 and clamps and lock in first draw-in groove 8 this moment, thereby can lock operation arm 5 when circuit maintenance and adjustment are carried out to needs disconnection circuit, prevent that other personnel upwards rotate operation arm 5 at the in-process of maintenance, the effectual incident of avoiding because switch is opened and cause.

As shown in fig. 3 to 6, it is further preferable that a second vertical groove 12 communicated with the first horizontal groove 9 is disposed below the first horizontal groove 9, a force application block 21 extending into the second vertical groove 12 is disposed at a lower end of the first latch 10, a third horizontal groove 15 parallel to the first horizontal groove 9 is disposed below the first horizontal groove 9, the third horizontal groove 15 is communicated with the second vertical groove 12, the unlocking assembly includes a button 18 slidably connected in the third horizontal groove 15, and the button 18 is used for pushing the force application block 21. With such an arrangement, after the circuit maintenance and adjustment are completed, the push button 18 pushes the force application block 21 to move backward, so as to drive the first fixture block 10 to compress the first elastic element 11 to separate from the first clamping groove 8, and further rotate the operation arm 5 upward to reset, so that the circuit is connected.

As shown in fig. 3 to 6, it is further preferable that a rear end of the third horizontal groove 15 is communicated with a fourth groove 14 arranged in the left-right direction, the fourth groove 14 is communicated with the second vertical groove 12, a slider 13 is movably inserted into the second vertical groove 12, and an upper end of the slider 13 is provided with an inclined portion 24 inclined upward toward the front; a sliding plate 16 is slidably connected in the fourth groove 14, a second clamping block 17 is arranged at one end of the sliding plate 16 facing the second vertical groove 12, and a second elastic element 19 is arranged between the other end of the sliding plate 16 and the fourth groove 14; a second locking groove 20 matched with the second locking block 17 is arranged on one side of the sliding block 13 facing the fourth groove 14. The arrangement is that when the circuit in the mounting base 1 needs to be disconnected, the operating arm 5 is pressed downwards and rotated, the operating arm 5 drives the rotating shaft 4 to rotate to the position where the first clamping groove 8 is aligned with the first clamping block 10, the circuit is disconnected, at this time, the button 18 is pressed, the button 18 drives the sliding plate 16 to move backwards by overcoming the elastic force of the second elastic element 19, so that the second clamping block 17 is separated from the second clamping groove 20, then the first clamping block 10 moves forwards under the action of the elastic restoring force of the first elastic element 11 and is clamped in the first clamping groove 8 to realize locking, in the process that the first clamping block 10 moves forwards, the force application block 21 continuously presses the inclined part 24, so that the sliding block 13 moves downwards for a certain distance in the second vertical groove 12, namely, the second clamping block 17 is not aligned with the second clamping groove 20, after the button 18 is released, the second clamping block 17 cannot be clamped in the second clamping groove 20 to be locked, so that the sliding block 13 can be pulled out from the second vertical groove 12, therefore, other personnel can not rotate the operating arm 5 upwards in the maintenance process, and further safety accidents caused by the fact that the power switch is turned on are effectively avoided. After the circuit maintenance and adjustment are completed, in the process of inserting the sliding block 13 into the second vertical groove 12 and moving upwards, the inclined portion 24 pushes the force application block 21 to move backwards, when the first fixture block 10 is separated from the position of the first clamping groove 8, the sliding block 13 just moves upwards to the position where the second clamping groove 20 is aligned with the second fixture block 17, at the moment, the second fixture block 17 moves forwards under the elastic action of the second elastic piece 19 and is clamped in the second clamping groove 20, and at the moment, the operating arm 5 can rotate upwards, so that the circuit is communicated. It will be appreciated that the second elastic member 19 is selected from a spring, a torsion spring, etc.

As shown in fig. 4, the urging block 21 is preferably provided with a projection 22 on a side facing the rotation groove 6. After the first fixture block 10 is clamped into the first clamping groove 8, a gap is formed between the force application block 21 and the side wall of the second vertical groove 12 through the protrusion 22, so that the inclined part 24 abuts against the force application block 21 in the upward moving process, and the first fixture block 10 is continuously pushed to move backwards to be separated from the first clamping groove 8 in the upward moving process.

Preferably, the length of the slider 13 in the front-back direction is 0.5 mm to 2 mm greater than the sum of the depth of the first engaging groove 8 and the length of the protrusion 22 in the front-back direction. With such an arrangement, the first latch 10 can be completely separated from the first latch groove 8 under the pushing of the inclined portion 24.

Preferably, the distance between the fourth slot 14 and the first horizontal slot 9 is the same as the distance from the second card slot 20 to the top end of the slider 13. By means of the arrangement, when the inclined portion 24 at the upper end of the sliding block 13 rises to the lower end face position of the first horizontal groove 9, the second clamping groove 20 is just aligned with the second clamping block 17, and at the moment, the second clamping block 17 extends out of the fourth groove 14 under the acting force of the second elastic element 19 and is clamped in the second clamping groove 20 in a clamped mode.

Preferably, the length of the button 18 in the front-rear direction is 1 mm to 5 mm greater than the sum of the depth of the fourth groove 14 and the length of the slider 13 in the front-rear direction. In this way, the button 18 is pressed to drive the second latch 17 to compress the second elastic member 19 to move backward and completely separate from the second slot 20, so as to unlock the lock.

As shown in fig. 1 and fig. 2, preferably, three separating platforms 23 are arranged in the installation cavity, the three separating platforms 23 separate the installation cavity into three installation grooves 2, through holes 3 communicating two adjacent installation grooves 2 are arranged on the separating platforms 23, and the rotating shaft 4 is rotatably connected in the through holes 3; the operating arm 5 comprises three connecting parts 25 connected to the rotating shaft 4 and a holding part 26 connected with the three connecting parts 25, and each connecting part 25 is embedded in each mounting groove 2 in a one-to-one correspondence mode. Through being provided with connecting portion 25 the same with mounting groove 2 quantity to connecting portion 25 corresponds to inlay the dress and establishes at mounting groove 2, increase and pivot 4's area of contact, and then is convenient for drive pivot 4 and rotates. Meanwhile, the plurality of connecting parts 25 can also play a standby role, so that the rotating shaft 4 can be driven to rotate after one of the connecting parts 25 is damaged.

As shown in fig. 2 and 4, preferably, a rotating block 7 is convexly disposed at the left end of the rotating shaft 4, a diameter of the rotating block 7 is larger than a diameter of the rotating shaft 4, the rotating block 7 is rotatably connected in the rotating groove 6, and the first locking groove 8 is disposed on an outer circumferential surface of the rotating block 7. Through addding the turning block 7 that the diameter is greater than the diameter of rotating 4, can be on the basis of ensureing joint strength further increase first draw-in groove 8 the degree of depth to first fixture block 10 card is put into and is played better locking effect in first draw-in groove 8.

The embodiment of the utility model provides a theory of operation as follows:

when power dispatching is needed, firstly, the operating arm 5 needs to be rotated downwards to enable a circuit in the mounting base 1 to be in an open circuit state, at the moment, the first clamping groove 8 rotates to a position aligned with the first clamping block 10, then the button 18 is pressed to move backwards in the third horizontal groove 15, the button 18 drives the sliding plate 16 and the second clamping block 17 to compress the second elastic part 19 in the fourth groove 14 together to move backwards to a position where the second clamping block 17 is completely separated from the second clamping groove 20, at the moment, the sliding block 13 can freely slide in the second vertical groove 12, the first clamping block 10 moves forwards under the action of the elastic restoring force of the first elastic part 11 and is clamped in the first clamping groove 8 for locking, and meanwhile, the force application block 21 can apply a downward force to the inclined part 24, so that the sliding block 13 is pushed out of the second vertical groove 12 for a distance; then the button 18 is loosened, the slide block 13 moves downwards for a certain distance, so that the positions of the second clamping block 17 and the second clamping groove 20 are staggered and misaligned, the slide block 13 can be pulled out of the second vertical groove 12 at the moment, the first clamping block 10 is clamped in the first clamping groove 8 to realize locking, the operating arm 5 cannot rotate, other personnel cannot rotate the operating arm 5 upwards in the maintenance process, and further safety accidents caused by the fact that a power switch is opened are effectively avoided. After the circuit maintenance and adjustment are completed, the sliding block 13 is only required to be inserted into the second vertical groove 12 and continuously move upwards, and the sliding block 13 pushes the force application block 21 to move backwards through the inclined part 24 in the process of moving upwards, so that the first clamping block 10 compresses the first elastic part 11 to move backwards in the first horizontal groove 9 and gradually separate from the first clamping groove 8; when the sliding block 13 is completely inserted into the second vertical slot 12, the first latch 10 is just separated from the first latch slot 8 and the sliding block 13 is just moved upwards to the position where the second latch slot 20 is aligned with the second latch 17, at this time, the second latch 17 is moved forwards under the action of the second elastic element 19 and is latched in the second latch slot 20, so that the operating arm 5 can be rotated upwards to connect the circuit.

Example two

The embodiment of the utility model provides a compare with first embodiment, the difference lies in, the installation cavity has been arranged along left right direction to mount pad 1, pivot 4 rotates to be connected in the installation cavity, be provided with on the left side wall of installation cavity and rotate groove 6, first draw-in groove 8 sets up pivot 4 rotates to be connected on rotating the one end terminal surface in the groove 6, on the mount pad 1 along left right direction arrange with rotate the fifth horizontal groove of groove 6 intercommunication, first fixture block 10 along left right direction sliding connection in the fifth horizontal groove, first elastic component 11 sets up the fifth horizontal groove with between the first fixture block 10. Set up like this, when the circuit disconnection in the mount pad 1 needs, push down and rotate operation arm 5, operation arm 5 drives pivot 4 and rotates to the position that first draw-in groove 8 aligns first fixture block 10, the circuit disconnection, first fixture block 10 stretches out the fifth horizontal groove right under the effect of the elastic recovery power of first elastic component 11 and clamps and lock in first draw-in groove 8 this moment, thereby can lock operation arm 5 when needs broken circuit carries out circuit maintenance and adjustment, prevent that other personnel rotate operation arm 5 upwards at the in-process of maintenance, the effectual incident of avoiding because switch is opened and cause.

Preferably, the below of fifth horizontal groove be provided with the sixth vertical groove of fifth horizontal groove intercommunication, the lower extreme of first fixture block 10 is provided with and extends to the force application portion in the sixth vertical groove, the below of fifth horizontal groove be provided with the seventh horizontal groove that the fifth horizontal groove is parallel, the seventh horizontal groove with sixth vertical groove intercommunication, the unblock subassembly includes sliding connection and is in the splenium of seventh horizontal inslot, it is used for promoting to press the splenium to be used for promoting force application portion. Set up like this, after circuit maintenance and adjustment are accomplished, press to press the splenium to promote application of force portion and remove left to drive first fixture block compression first elastic component 11 and break away from out first draw-in groove 8, and then rotate operating arm 5 upwards and reset and make the circuit intercommunication. It will be appreciated that the force application portion serves the same function as the force application block 21 and may be provided as the same component; the pressing part and the button 18 play the same role, and can be provided as the same part; the force application part and the force application block 21 play the same role and can be arranged as the same component; the fifth horizontal groove has the same function as the first horizontal groove 9; the sixth vertical slot plays the same role as the second vertical slot 12; the seventh horizontal groove and the third horizontal groove 15 play the same role

Preferably, the left end of the seventh horizontal groove is communicated with an eighth groove arranged in the front-back direction, the eighth groove is communicated with the sixth vertical groove, a moving block is movably inserted into the sixth vertical groove, and the upper end of the moving block is provided with a pushing part which inclines upwards towards the right; a moving plate is connected in the eighth groove in a sliding manner along the front-back direction, a third clamping block is arranged at one end, facing the sixth vertical groove, of the moving plate, and a third elastic piece is arranged between the other end of the moving plate and the eighth groove; and a third clamping groove matched with the third clamping block is formed in one side, facing the eighth groove, of the moving block. The arrangement is that when the circuit in the mounting seat 1 needs to be disconnected, the operating arm 5 is pressed and rotated, the operating arm 5 drives the rotating shaft 4 to rotate to the position where the first clamping groove 8 is aligned with the first clamping block 10, the circuit is disconnected, the pressing part is pressed at the moment, the pressing part drives the moving plate to overcome the elastic force of the third elastic part to move leftwards, so that the third clamping block is separated from the third clamping groove, then the first clamping block 10 moves rightwards under the action of the elastic restoring force of the first elastic part 11 and is clamped in the first clamping groove 8 to realize locking, the force application part continuously presses the pushing part in the process of moving rightwards, so that the moving block moves downwards in the sixth vertical groove for a certain distance, namely, the third clamping block is not aligned with the third clamping groove, and after the pressing part is loosened, the third clamping block cannot be clamped in the third clamping groove to be locked, so that the moving block can be pulled out from the sixth vertical groove, therefore, other personnel can not rotate the operating arm 5 upwards in the maintenance process, and further safety accidents caused by the fact that the power switch is turned on are effectively avoided. After circuit maintenance and adjustment are completed, the moving block is inserted into the sixth vertical groove and moves upwards, the pushing portion pushes the force application portion to move leftwards, when the first clamping block 10 is separated from the first clamping groove 8, the moving block just moves upwards to the position where the third clamping groove is aligned with the third clamping block, the third clamping block moves forwards under the elastic action of the third elastic piece and is clamped in the third clamping groove, and the operating arm 5 can rotate upwards at the moment, so that circuits are communicated. It will be appreciated that the third elastic element and the second elastic element 19 act on the housing and may be selected from springs, torsion springs, etc. It should be noted that the moving block and the slider 13 play the same role and may be provided as the same component; the moving plate and the sliding plate 16 play the same role and can be arranged as the same component; the eighth groove serves the same function as the fourth groove 14.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The anti-misoperation device for power dispatching is characterized by comprising a mounting seat, wherein the front end of the mounting seat is rotatably connected with a rotating shaft, and an operating arm is connected to the rotating shaft; a first clamping groove is formed in the outer peripheral surface of one end of the rotating shaft, a first clamping block is connected to the position, corresponding to the first clamping groove, of the mounting seat in a sliding mode, and a first elastic piece is arranged between the first clamping block and the mounting seat; when the operating arm is rotated downwards to disconnect the circuit, the first clamping block is clamped in the first clamping groove; the first clamping block is driven to stretch and retract through the unlocking assembly.

2. The device of claim 1, wherein the mounting seat is provided with a mounting cavity along a left-right direction, the rotating shaft is rotatably connected in the mounting cavity, a rotating groove is formed in a left side wall of the mounting cavity, the first clamping groove is formed in an outer peripheral surface of one end of the rotating shaft rotatably connected in the rotating groove, a first horizontal groove communicated with the rotating groove is formed in the mounting seat along a front-back direction, the first clamping block is slidably connected in the first horizontal groove, and the first elastic member is arranged between the first horizontal groove and the first clamping block.

3. The device of claim 2, wherein a second vertical groove is disposed below the first horizontal groove and communicates with the first horizontal groove, the lower end of the first fixture block is provided with a force application block extending into the second vertical groove, a third horizontal groove parallel to the first horizontal groove is disposed below the first horizontal groove and communicates with the second vertical groove, the unlocking assembly comprises a button slidably connected in the third horizontal groove, and the button is used for pushing the force application block.

4. The misoperation-preventing device for power dispatching of claim 3, wherein the rear end of the third horizontal groove is communicated with a fourth groove arranged in the left-right direction, the fourth groove is communicated with the second vertical groove, a sliding block is movably inserted into the second vertical groove, and the upper end of the sliding block is provided with an inclined part inclined upwards forwards; a sliding plate is connected in the fourth groove in a sliding manner, a second clamping block is arranged at one end, facing the second vertical groove, of the sliding plate, and a second elastic piece is arranged between the other end of the sliding plate and the fourth groove; and a second clamping groove matched with the second clamping block is formed in one side, facing the fourth groove, of the sliding block.

5. The misoperation-prevention device for power dispatching of claim 4, wherein a side of the force application block facing the rotation groove is provided with a projection.

6. The misoperation preventing device for power dispatching as claimed in claim 2, wherein three separating tables are arranged in the installation cavity, the three separating tables separate the installation cavity into three installation grooves, through holes communicating two adjacent installation grooves are arranged on the separating tables, and the rotating shaft is rotatably connected in the through holes; the operation arm is including three connection in epaxial connecting portion of pivot and connection are three the portion of gripping of connecting portion, every connecting portion one-to-one is inlayed and is in every the mounting groove.

7. The device of claim 2, wherein a rotating block is protruded from the left end of the rotating shaft, the diameter of the rotating block is larger than that of the rotating shaft, the rotating block is rotatably connected in the rotating groove, and the first engaging groove is formed in the outer peripheral surface of the rotating block.

8. The device of claim 1, wherein the mounting seat is provided with a mounting cavity along a left-right direction, the rotating shaft is rotatably connected in the mounting cavity, a rotating groove is formed in a left side wall of the mounting cavity, the first clamping groove is formed in an end face of the rotating shaft rotatably connected in the rotating groove, a fifth horizontal groove communicated with the rotating groove is formed in the mounting seat along the left-right direction, the first clamping block is slidably connected in the fifth horizontal groove along the left-right direction, and the first elastic member is arranged between the fifth horizontal groove and the first clamping block.

9. The device of claim 8, wherein a sixth vertical groove communicated with the fifth horizontal groove is disposed below the fifth horizontal groove, the lower end of the first fixture block is provided with a force application portion extending into the sixth vertical groove, a seventh horizontal groove parallel to the fifth horizontal groove is disposed below the fifth horizontal groove, the seventh horizontal groove is communicated with the sixth vertical groove, the unlocking assembly comprises a pressing portion slidably connected in the seventh horizontal groove, and the pressing portion is used for pushing the force application portion.

10. The device for preventing misoperation in power dispatching according to claim 9, wherein the left end of the seventh horizontal groove is communicated with an eighth groove arranged in the front-back direction, the eighth groove is communicated with the sixth vertical groove, a moving block is movably inserted into the sixth vertical groove, and the upper end of the moving block is provided with a pushing part which inclines upwards towards the right; a moving plate is connected in the eighth groove in a sliding manner along the front-back direction, a third clamping block is arranged at one end, facing the sixth vertical groove, of the moving plate, and a third elastic piece is arranged between the other end of the moving plate and the eighth groove; and a third clamping groove matched with the third clamping block is formed in one side, facing the eighth groove, of the moving block.

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