Novel tool for rapidly opening and closing circuit breaker

Abstract

The utility model discloses a novel tool for fast opening and closing a circuit breaker, which comprises a first rocker, a second connecting rod and a third handle, the side end of the first rocker is provided with an inner hexagonal sleeve through welding, the other side end of the first rocker is provided with a first sliding groove, the side wall of the first sliding groove is provided with a rotating shaft, and the second connecting rod is provided with a sliding groove. A second sliding groove is formed in the side end of the third handle, a fixing shaft is connected into the second sliding groove in a sliding mode, and the fixing shaft is rotationally connected with the other end of the sliding groove. In conclusion, the tool overcomes the defects in the prior art, is reasonable in design, stable, safe and convenient to use, and has high social use value and application prospects.

Description

TECHNICAL FIELD

[0001] The utility model relates to a quick opening and closing circuit breaker technical field especially relates to a novel tool for quick opening and closing circuit breaker. BACKGROUND

[0002] In prior art, such as the rocker structure in patent number CN205122510U, including first handle, second handle and third handle, the middle part of first handle is hollow, the middle part of second handle has long slot, the middle part of third handle is provided with accommodating cavity that can accommodate second handle, first handle and second handle are connected through first pin shaft, second handle and third handle are connected through third pin shaft, second handle is placed behind accommodating cavity of third handle, third handle can be inserted into hollow part of first handle to realize the storage setting of first handle to second and third handle.

[0003] However, the utility model has the following technical defects: the rocker needs to be placed in "Z" shape by first handle, second handle and third handle during work, but there is no limiting structure between first handle and second handle, and between second handle and third handle, which is easy to rotate during work, and it is not only laborious but also has safety hazards for workers, in order to solve the above problems, the utility model provides a novel tool for quick opening and closing circuit breaker, which can be stable right angle structure between second connecting rod and third handle, and between first rocker and second connecting rod during work. UTILITY MODEL CONTENT

[0004] In order to solve the problems mentioned in the background art, the utility model provides a novel tool for quick opening and closing circuit breaker.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A novel tool for quick opening and closing circuit breaker, including first rocker, second connecting rod and third handle, the side end of first rocker is provided with internal hex sleeve through welding, the other side end of first rocker is provided with first sliding slot, the side wall of first sliding slot is provided with rotating shaft, the sliding slot is provided with sliding slot on second connecting rod, the rotating shaft is rotatably connected with one end of sliding slot, the side end of third handle is provided with second sliding slot, the second sliding slot is slidably connected with fixed shaft, the other end of fixed shaft is rotatably connected with the other end of sliding slot.

[0007] Preferably, the side end of third handle is provided with second sliding slot, the inner side wall of second sliding slot is provided with limiting sliding slot, the fixed shaft is rotatably connected with the side end of sliding slot, the limiting sliding block is provided with limiting sliding block at both ends, and the limiting sliding block is slidably connected with limiting sliding slot.

[0008] Preferably, the circumferential surface of third handle is rotatably connected with hand crank.

[0009] Preferably, the third handle peripheral side wall sliding connection limiting column is provided with a supporting column, a transmission rod is rotationally connected to the supporting column, one end of the transmission rod is rotationally connected to the limiting column, the other end of the transmission rod is provided with a spring, the bottom end of the spring is fixedly connected to the third handle peripheral side wall, the second connecting rod peripheral side wall is provided with a first limiting slot, the bottom end of the limiting column is clamped to the first limiting slot, and the limiting column and the first limiting slot are both rectangular.

[0010] Preferably, the first rocker side wall is provided with a rotating ring groove, and a blocking ring is rotationally connected in the rotating ring groove.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. After use, the first rocker is rotated to the horizontal position of the second connecting rod, the second connecting rod is pushed into the first sliding groove in the first rocker through the sliding connection of the rotating shaft and the sliding groove, the second connecting rod is rotated to the horizontal position of the third handle, and the second connecting rod is pushed to move into the second sliding groove synchronously with the fixed shaft for storage. At this time, the storage is completed, and the tool is conveniently placed and space is saved.

[0013] 2. When the second connecting rod and the third handle are arranged at an angle, the limiting column is pressed down under the reset action of the spring, the bottom end of the limiting column is clamped to the first limiting slot at this time, the second connecting rod and the third handle are fixed at a right angle and cannot rotate again, the first rocker and the second connecting rod are rotated, the blocking ring is rotated at this time, the first rocker and the second connecting rod are fixed at a right angle and cannot rotate again. After fixing, the tool remains in the working state, the angle between the second connecting rod and the third handle and the first rocker and the second connecting rod cannot change, and the tool is stable and safe to use.

[0014] In summary, the utility model overcomes the defects of the prior art, has reasonable design, is stable, safe and convenient to use, and has high social use value and application prospect. ACCURACY

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0016] Figure 1 It is the working state structure schematic view of the utility model;

[0017] Figure 2 It is the storage state structure schematic view of the utility model;

[0018] Figure 3 The utility model discloses a Figure 2 Structure schematic diagram of middle A place;

[0019] Figure 4 Sectional view schematic diagram of the utility model;

[0020] Figure 5 Third handle structure schematic diagram of the utility model;

[0021] Figure 6 First rocker sectional view of the utility model;

[0022] Figure 7 Ring structure schematic diagram of the utility model.

[0023] Figure: 1, first rocker;11, inner hex sleeve;12, first sliding groove;121, pivot;2, second connecting rod;20, sliding groove;21, first limit slot;3, third handle;30, second sliding groove;31, fixed shaft;32, hand crank;301, limit sliding groove;311, limit sliding block;33, limit column;331, transmission rod;332, support column;333, spring;21, first limit slot;111, second limit slot;13, rotating ring groove;131, ring. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantage of the utility model embodiment more clear, the technical scheme in the utility model embodiment will be described clearly and completely below in conjunction with the drawings in the utility model embodiment, obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiment. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making creative labor are within the protection scope of the utility model.

[0025] Embodiment 1

[0026] Referring to Figures 1-7 A novel tool for quick opening and closing circuit breaker, including first rocker 1, second connecting rod 2 and third handle 3, the first rocker 1 side end is equipped with inner hex sleeve through welding, and the other side end of first rocker 1 is provided with first sliding groove 12, and the side wall of first sliding groove 12 is provided with pivot 121, and the second connecting rod 2 is provided with sliding groove 20, and the pivot 121 is rotationally connected with one end of sliding groove 20, and the side end of third handle 3 is provided with second sliding groove 30, and the inner side wall of second sliding groove 30 is provided with limit sliding groove 302, and the other end of sliding groove 20 is rotationally connected with fixed shaft 31, and the both ends of fixed shaft 31 are provided with limit sliding block 311, and limit sliding block 311 is slidably connected with limit sliding groove 302.

[0027] Further, the first rocker 1 is arranged at 90 degrees with the second connecting rod 2, and the second connecting rod 2 is arranged at 90 degrees with the third handle 3 in use.

[0028] Further, the third handle 3 is rotationally connected with a hand crank 32 on the circumferential surface.

[0029] In use, the first rocker 1 is arranged at 90 degrees with the second connecting rod 2, and the second connecting rod 2 is arranged at 90 degrees with the third handle 3, the inner hexagonal sleeve 11 is inserted into the hexagonal groove at the side end of the drive screw, and the third handle 3 is rotated to quickly open or close the circuit breaker car, thereby shortening the power transmission time. After use, the first rocker 1 is rotated to the horizontal position of the second connecting rod 2, and the second connecting rod 2 is pushed into the first sliding groove 12 in the first rocker 1 through the sliding connection of the rotating shaft 121 and the sliding groove 20. The second connecting rod 2 is rotated to the horizontal position of the third handle 3, and the second connecting rod 2 is pushed to move synchronously with the fixed shaft 31 into the second sliding groove 30 for storage. At this time, the storage is completed, which is convenient for placing and saving space.

[0030] Embodiment 2

[0031] According to Figures 1-7 As shown, the third handle 3 is slidingly connected with a limiting column 33 on the circumferential side wall, the third handle 3 is provided with a supporting column 332, the supporting column 332 is rotationally connected with a transmission rod 331, one end of the transmission rod 331 is rotationally connected with the limiting column 33, the other end of the transmission rod 331 is provided with a spring 333, the bottom end of the spring 333 is fixedly connected with the circumferential side wall of the third handle 3, the circumferential side wall of the second connecting rod 2 is provided with a first limiting groove 21, the bottom end of the limiting column 33 is clamped with the first limiting groove 21, and the limiting column 33 and the first limiting groove 21 are both rectangular.

[0032] Further, the first rocker 1 is arranged at 90 degrees with the second connecting rod 2, and the second connecting rod 2 is arranged at 90 degrees with the third handle 3 in use.

[0033] Further, the inner hexagonal sleeve 11 is provided with a second limiting groove 111 on the side end surface, and the second limiting groove 111 is clamped with the limiting column 33.

[0034] When the second connecting rod 2 is arranged at 90 degrees with the third handle 3, the limiting column 33 is pressed down by the reset action of the spring 333, at this time, the bottom end of the limiting column 33 is clamped with the first limiting groove 21, at this time, the second connecting rod 2 and the third handle 3 are fixed at a right angle and cannot rotate again. When the first rocker 1 is arranged at 90 degrees with the second connecting rod 2, the stop ring 131 is rotated, at this time, the first rocker 1 and the second connecting rod are fixed at a right angle and cannot rotate again. After fixing, the tool remains in the working state, the angles between the second connecting rod 2 and the third handle 3 and between the first rocker 1 and the second connecting rod 2 cannot change, which is more stable and safer in use.

[0035] Working principle: the second connecting rod 2 is arranged at 90 degrees with the third handle 3, and through the reset action of the spring 333, the limiting column 33 can be pressed down, at this time, the bottom end of the limiting column 33 is clamped with the first limiting groove 21, the second connecting rod 2 and the third handle 3 are fixed at a right angle state and cannot rotate again, the first rocker 1 is arranged at 90 degrees with the second connecting rod 2, the blocking ring 131 is rotated, at this time, the first rocker 1 and the second connecting rod are fixed at a right angle state and cannot rotate again, at this time, the fixing of the tool is completed;

[0036] The inner hexagonal sleeve 11 is inserted into the hexagonal groove at the side end of the driving screw, and the third handle 3 is rotated to quickly open or close the circuit breaker trolley;

[0037] After use, the first rocker 1 is rotated to the horizontal position of the second connecting rod 2, the rotating shaft 121 is slidably connected with the sliding groove 20, the second connecting rod 2 is pushed into the first sliding groove 12 in the first rocker 1, the second connecting rod 2 is rotated to the horizontal position of the third handle 3, and the second connecting rod 2 is pushed to move synchronously with the fixed shaft 31 into the second sliding groove 30 for storage.

[0038] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as a limitation on the utility model.

[0039] In the utility model, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection", "fixing" and the like should be understood broadly, for example, can be fixedly connected, or can be detachably connected, or can be integrated, can be mechanically connected, can be directly connected, or indirectly connected through an intermediate medium, can be the communication or interaction relationship between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0040] The control mode of the utility model is automatically controlled through the controller, and the control circuit of the controller can be realized through simple programming of the skilled person in the art, and the power supply also belongs to the common knowledge in the art, and the utility model is mainly used for protecting mechanical devices, so the control mode and circuit connection of the utility model will not be explained in detail.

[0041] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A new tool for quickly opening and closing a circuit breaker, comprising a first rocker (1), a second connecting rod (2) and a third handle (3), characterized in that: The side end of the first rocker (1) is provided with an inner hexagonal sleeve (11) by welding, the other side end of the first rocker (1) is provided with a first sliding groove (12), the side wall of the first sliding groove (12) is provided with a rotating shaft (121), the second connecting rod (2) is provided with a sliding groove (20), the rotating shaft (121) is rotatably connected to one end of the sliding groove (20), the side end of the third handle (3) is provided with a second sliding groove (30), a fixed shaft (31) is slidably connected in the second sliding groove (30), and the fixed shaft (31) is rotatably connected to the other end of the sliding groove (20).

2. A new tool for quickly opening and closing a circuit breaker according to claim 1, characterized in that: The side end of the third handle (3) is provided with a second slide groove (30), the inner side wall of the second slide groove (30) is provided with a limiting slide groove (302), the side end of the slide groove (20) is connected to a fixed shaft (31) for limiting rotation, and both ends of the fixed shaft (31) are provided with limiting sliders (311), and the limiting sliders (311) are slidably connected to the limiting slide groove (302).

3. A new tool for quickly opening and closing a circuit breaker according to claim 2, characterized in that: The circumferential surface of the third handle (3) is rotatably connected to a crank handle (32).

4. The new tool for quickly opening and closing a circuit breaker according to claim 1, characterized in that: The circumferential side wall of the third handle (3) is slidably connected to the limiting column (33), the circumferential side wall of the third handle (3) is provided with a support column (332), a transmission rod (331) is rotatably connected to the support column (332), one end of the transmission rod (331) is rotatably connected to the limiting column (3), the other end of the transmission rod (331) is provided with a spring (333), the bottom end of the spring (333) is fixedly connected to the circumferential side wall of the third handle (3), the circumferential side wall of the second connecting rod (2) is provided with a first limiting groove (21), the bottom end of the limiting column (33) is engaged with the first limiting groove (21), and the limiting column (33) and the first limiting groove (21) are both rectangular.

5. A new tool for quickly opening and closing a circuit breaker according to claim 4, characterized in that: A rotating ring groove (13) is provided on the side wall of the first rocker (1), and a retaining ring (131) is rotatably connected in the rotating ring groove (13).

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