CN203849019U - Convenient high-voltage breaker detection tool - Google Patents

Abstract

The utility model discloses a portable high-voltage circuit breaker detection tool, which comprises a detection platform assembly (1), a lifting mechanism (2) and a display device. The detection platform assembly includes a platform frame (3) and a detection platform (4). The two ends of (4) are set in the groove (301) on the inner surface of the platform frame (3), and can slide left and right along the groove (301); the detection platform (4) is provided with several auxiliary rotation grooves (401), The auxiliary rotation groove (401) is provided with a rotating ball assembly (402); the lifting mechanism (2) is provided with a camera (5) and a mirror (6); the camera (5) is connected to the display device; the platform frame (3) A power interface (7) and an output interface (8) are arranged on the top; the utility model is convenient for the high-voltage circuit breaker to move in the horizontal plane, lift in the vertical direction and monitor the bottom state, and is convenient for wiring and use.

Description

A portable high-voltage circuit breaker detection tool

technical field

The utility model relates to the field of high-voltage circuit breaker detection, in particular to a convenient high-voltage circuit breaker detection tool.

Background technique

High-voltage circuit breakers can not only cut off or close the no-load current and load current in the high-voltage circuit, but also cut off the overload current and short-circuit current through the function of the relay protection device when the system fails. It is an indispensable equipment in the power system.

The high-voltage circuit breaker is large in size and heavy in weight. During the detection process, it is necessary to check the entire state of the circuit breaker, including the surrounding wiring and the status of the gas detector at the bottom and the control box. In the prior art, after the high-voltage circuit breaker is placed, it is not easy to move or rotate. , the detection is inconvenient, even if the high-voltage circuit breaker can be rotated, the operation is also inconvenient. For example, the patent CN203387097 discloses a high-voltage circuit breaker assembly flip frame, including a bottom plate, a flap and a bracket; two sets of brackets are respectively fixed on two pairs of the bottom plate In the edge part, the flap is rotatably arranged on two groups of brackets through the shaft, and the high-voltage circuit breaker is turned between the horizontal and vertical states through equipment such as a crane, which solves the problem of turning over the high-voltage circuit breaker during the maintenance process, but It is necessary to rely on equipment such as a crane, and the operation part is convenient, and it is easy to cause the high-voltage circuit breaker to detach and damage the high-voltage circuit breaker.

Utility model content

The utility model overcomes the shortcomings of the prior art and provides a convenient high-voltage circuit breaker detection tool, which can facilitate the movement of the high-voltage circuit breaker in the horizontal plane, vertical lifting and bottom state monitoring.

The technical scheme of this application is:

A portable high-voltage circuit breaker detection tool, including a detection platform component, a lifting mechanism and a display device. The detection platform component includes a platform frame and a detection platform. In the groove, and can slide left and right along the groove.

There are several auxiliary rotation grooves on the detection platform, and the rotation ball assembly is arranged in the auxiliary rotation groove; the rotation ball assembly includes the lower rotation ball and the upper runner, and there are three upper runners. The high-voltage circuit breaker is placed on the detection platform. Contacting with the upper rotating ball of the rotating ball assembly, the rotation of the rotating ball assembly is labor-saving, and the high-voltage circuit breaker can be rotated on the detection platform with a relatively small force.

The lifting mechanism is equipped with a camera and a mirror, which are connected to the upgrading mechanism through a rotating shaft; the camera is connected to the display device; the display device is set at a position that is convenient for maintenance personnel to view. During the inspection process, the camera is aligned with the high-voltage At the bottom of the circuit breaker, adjust the light reflected by the mirror to the bottom of the high-voltage circuit breaker, so that the camera can take pictures clearly and facilitate the detection of the device on the bottom of the high-voltage circuit breaker.

The platform frame is equipped with a power interface and an output interface. Both the power interface and the output interface are bidirectional interfaces, which play the role of switching input and output. The power interface is used to connect the output power of an external transformer and provide power input for the high-voltage circuit breaker. , the output interface is used to connect the output end of the high-voltage circuit breaker, and at the same time connect the external electrical equipment of the test process.

Preferably, the lifting mechanism includes two sets of cross-connection frames, a lower support frame and an oil cylinder assembly, the cross-connection frame includes two cross-connecting rods whose middle parts are hinged together, and the two ends of the cross-connection frame are connected to the lower support frame and the platform frame respectively Hinged, the oil cylinder assembly includes an oil cylinder, a piston rod and a controller for controlling the expansion and contraction of the piston rod, and the bottom end of the oil cylinder and the front end of the piston rod are respectively hinged with the cross link. The lifting mechanism is used for lifting the high voltage circuit breaker in the vertical plane.

Preferably, the middle part of the lower support frame is provided with a cross bar, the camera is arranged on the cross bar, and the camera is connected to the cross bar through a shaft, and the mirror is arranged on the side of the lower support frame through the shaft connection .

Preferably, the power interface includes a three-phase four-wire interface.

There are two detection platforms, which can slide left and right along the groove in the platform frame. The protruding part of the bottom of the high-voltage circuit breaker can be placed between the two detection platforms. Since it can slide left and right along the groove in the platform frame, the two detection platforms The gap between the platforms can be adjusted to accommodate different models of high voltage circuit breakers.

Preferably, the groove of the platform frame is provided with a through hole, and the through hole is provided with a positioning pin for fixing the detection platform, that is, the positioning pin is set through the through hole, and the positioning pin and the platform frame are fixed by threads. After the high-voltage circuit breaker is placed on the detection platform, by tightening the positioning pin, the end of the positioning pin is pressed against the detection platform, and then the detection platform is fixed to prevent the detection platform from moving during the rotation of the high-voltage circuit breaker.

Preferably, both the platform frame and the detection platform are provided with an insulating coating, which has high safety performance.

Preferably, universal wheels are provided under the lower support frame to facilitate the movement of the high voltage circuit breaker.

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

Firstly, the high-voltage circuit breaker of the utility model is placed on the detection platform and contacts with the upper rotating ball of the rotating ball assembly. Since the rotating ball assembly saves labor, the high-voltage circuit breaker can be rotated on the detection platform with a relatively small force. The lifting mechanism lifts up and down to realize the vertical lifting of the high-voltage circuit breaker. During the detection process, the camera is aimed at the bottom of the high-voltage circuit breaker, and the light reflected by the mirror is adjusted to the bottom of the high-voltage circuit breaker, so that the camera can clearly take pictures and send them to The display device shows that the real-time monitoring of the state of the bottom of the high-voltage circuit breaker is realized. At the same time, the wiring is convenient and the use is convenient.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the lifting mechanism;

Fig. 3 is a schematic diagram of the structure of the rotating ball assembly.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described further.

As shown in Figure 1, a portable high-voltage circuit breaker detection tool, including a detection platform assembly 1, a lifting mechanism 2 and a display device, the detection platform assembly 1 includes a platform frame 3 and a detection platform 4, the inner surface of the side of the platform frame 3 A groove 301 is provided, and the two ends of the detection platform 4 are arranged in the groove 301 and can slide left and right along the groove 301 . The position of the display device is set according to the inspection personnel's suitability for observation, which is not shown in the accompanying drawings.

There are two detection platforms 4, which can slide left and right along the groove 301 in the platform frame 3. The protruding part of the bottom of the high-voltage circuit breaker can be placed between the two detection platforms 4, because the two detection platforms 4 can slide along the platform frame. The groove 301 in the 3 slides left and right, and the gap between the two detection platforms 4 can be adjusted to adapt to different models of high-voltage circuit breakers.

The platform frame 3 is provided with a power interface 7 and an output interface 8. Both the power interface 7 and the output interface 8 are bidirectional interfaces, which play the role of switching input and output. The circuit breaker provides power input, and the output interface is used to connect the output end of the high-voltage circuit breaker, and at the same time connect the external electrical equipment of the test process.

Several auxiliary rotation grooves 401 are arranged on the detection platform 4 , and a rotating ball assembly 402 is arranged in the auxiliary rotation grooves 401 . As shown in Figure 3, the rotating ball assembly 402 includes a lower rotating ball 402a and an upper rotating wheel 402b. 402a is set under the upper runner 402b, and the high-voltage circuit breaker is placed on the detection platform 4, and is in contact with the upper rotating ball 402b of the rotating ball assembly 402. Since the rotating ball assembly 402 is labor-saving, a small force can be used to achieve high voltage. The circuit breaker rotates on the detection platform 4 .

As shown in Figure 2, the lifting mechanism 2 is provided with a camera 5 and a mirror 6, and the camera 5 and the mirror 6 are connected with the upgrading mechanism 2 through a rotating shaft; the camera 5 is connected with the display device; The location of the inspection, during the inspection process, the camera is aimed at the bottom of the high-voltage circuit breaker, and the mirror reflected light is adjusted to the bottom of the high-voltage circuit breaker, so that the camera can take pictures clearly.

Lifting mechanism 2 comprises two groups of cross-connection frames 201, lower support frame 202 and oil cylinder assembly 203, and cross-connection frame 201 comprises two cross-links hinged together in the middle, and the two ends of cross-connection frame 201 are connected with lower support frame 202 and lower support frame 202 respectively. The platform frame 3 is hinged, and the oil cylinder assembly 203 includes an oil cylinder, a piston rod, and a controller for controlling the expansion and contraction of the piston rod. The position of the controller is set according to the convenience of the operator, which is not shown in the figure. The connecting rods are hinged, and the cross connecting rods are two cross connecting rods hinged together. The bottom end of the oil cylinder is hinged with one cross connecting rod, and the front of the piston rod is hinged with the other cross connecting rod. The lifting mechanism is used for lifting the high voltage circuit breaker in the vertical plane.

The middle part of the lower bracket frame 202 is provided with a crossbar 204, the camera 5 is arranged on the crossbar 204, and the camera 5 and the crossbar 204 are connected through a shaft, and the mirror 6 is arranged on the side of the lower bracket frame 202 through a shaft connection. side.

The power interface 7 includes a three-phase four-wire interface.

The groove of the platform frame 3 is provided with a through hole, and the through hole is provided with a positioning pin 302 for fixing the detection platform 4. The positioning pin 302 and the platform frame 3 are fixed by threads. During the use of this application, the high-voltage circuit breaker is placed on the detection platform. 4, by tightening the positioning pin 302, the end of the positioning pin 302 pushes against the detection platform 4, and then fixes the detection platform 4 to prevent the detection platform 4 from moving during the rotation of the high-voltage circuit breaker.

Both the platform frame 3 and the detection platform 4 are provided with an insulating coating, which has high safety performance.

Universal wheels 9 are arranged below the lower bracket frame 202 to facilitate the movement of the high voltage circuit breaker.

The above are only preferred embodiments of the present utility model, and it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, some improvements and modifications can also be made. It should be regarded as the protection scope of the present utility model.

Claims (9)

1. a portable primary cut-out detects frock, it is characterized in that: comprise detection platform assembly (1), elevating mechanism (2) and display device, described detection platform assembly (1) comprises platform framework (3) and detection platform (4), the side inside surface of described platform framework (3) is provided with groove (301), the two ends of described detection platform (4) are arranged in described groove (301), and can horizontally slip along described groove (301);

In described detection platform (4), be provided with some auxiliary rotation grooves (401), in described auxiliary rotation groove (401), be provided with roating sphere assembly (402);

On described elevating mechanism (2), be provided with camera (5) and minute surface (6), between described camera (5) and minute surface (6) and upgrading mechanism (2), all by turning axle, be connected; Described camera (5) is connected with display device;

On described platform framework (3), be provided with power interface (7) and output interface (8).

2. a kind of portable primary cut-out according to claim 1 detects frock, it is characterized in that: described elevating mechanism (2) comprises two groups of cross connection framves (201), lower carriage frame (202) and cylinder component (203), described cross connection frame (201) comprises two cross link that middle part is hinged, the two ends of cross connection frame (201) are hinged with lower carriage frame (202) and platform framework (3) respectively, described cylinder component (203) comprises oil cylinder, piston rod and for the flexible controller of control piston bar, the bottom of described oil cylinder and piston rod front end are hinged with two cross link respectively.

3. a kind of portable primary cut-out according to claim 2 detects frock, it is characterized in that: the middle part of described lower carriage frame (202) is provided with cross bar (204), described camera (5) is arranged on cross bar (204), and between camera (5) and cross bar (204), by axle, be connected, described minute surface (6) connects on the side that is arranged on lower carriage frame (202) by axle.

4. a kind of portable primary cut-out according to claim 1 detects frock, it is characterized in that: described roating sphere assembly (402) comprises lower roating sphere (402a) and upper runner (402b), and described upper runner (402b) is three.

5. a kind of portable primary cut-out according to claim 1 detects frock, it is characterized in that: described power interface (7) is three-phase and four-line interface.

6. a kind of portable primary cut-out according to claim 1 detects frock, it is characterized in that: described detection platform (4) is 2.

7. a kind of portable primary cut-out according to claim 1 detects frock, it is characterized in that: on the groove of described platform framework (3), be provided with through hole, in described through hole, be provided with for fixed test platform (4) register pin (302), described register pin (302) is fixed by screw thread with platform framework (3).

8. a kind of portable primary cut-out according to claim 1 detects frock, it is characterized in that: described platform framework (3) and detection platform (4) are provided with insulating coating.

9. a kind of portable primary cut-out according to claim 2 detects frock, it is characterized in that: the below of described lower carriage frame (202) is provided with universal wheel (9).