CN212934463U

CN212934463U - Manual and electric operation three-station isolation mechanism

Info

Publication number: CN212934463U
Application number: CN202022138927.5U
Authority: CN
Inventors: 胡争辉; 赵天启
Original assignee: Shenzhen Lanhope Electronics Co ltd
Current assignee: Shenzhen Lanhope Electronics Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-04-09
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a manual three station isolation mechanisms of holding concurrently electric operation, including main after-fixing board, articulate movable fit subassembly, motor on main after-fixing board, articulate isolation operation axle and the energy storage pressure spring on main after-fixing board, be provided with the isolation driving plate on the isolation operation axle, be provided with the final drive board on the ground connection operation axle, energy storage pressure spring one end is connected with the isolation driving plate, and the energy storage pressure spring other end is connected with the final drive board, and the motor is connected with the isolation operation axle. The utility model discloses a manual three station isolator mechanisms of holding concurrently electrically-operated, beneficial effect is as follows: 1. the remote operation can be carried out by providing power through the motor, the manual or electric operation can be carried out on the spot, the free switching between the remote operation and the spot operation is realized, and the intelligent control on a power grid is facilitated. 2. The grounding operation shaft, the isolation operation shaft and the mechanism main transmission shaft move along the track of the track groove without additionally arranging transmission mechanisms such as a crank arm and a connecting rod, and the walking position is accurate, stable and reliable.

Description

Manual and electric operation three-station isolation mechanism

Technical Field

The utility model belongs to the technical field of isolation equipment, especially, relate to a manual three station isolation mechanisms of holding concurrently electric operation.

Background

Currently, in a high-voltage power transmission and distribution system, a disconnecting switch is used in a switch cabinet. The isolating switch needs a corresponding isolating mechanism to drive, most of the existing isolating mechanisms are manually operated on the spot by an isolating position and a grounding position, and the safety of operators is greatly threatened in case of safety accidents.

Therefore, the prior art is to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a manual three station isolation mechanisms of holding concurrently electrically operated, aims at solving the technical problem who mentions in the background art.

The utility model discloses a manual three station isolator gears of electric operation of holding concurrently, including main after-fixing board 2, articulate the movable fit subassembly on main after-fixing board, including a motor, an end cap, a controller, and a cover plate, articulate the isolation operating axis on main after-fixing board, articulate ground connection operating axis and energy storage pressure spring on the preceding fixed plate, be provided with the isolation driving plate on the isolation operating axis, be provided with the final drive board on the ground connection operating axis, energy storage pressure spring one end is connected with the isolation driving plate, the energy storage pressure spring other end is connected with the final drive board, the motor is connected with the isolation operating axis, the movable fit subassembly is connected with the.

Preferably, still include back fixed plate and preceding fixed plate, be provided with support column and gag lever post between back fixed plate and the preceding fixed plate.

Preferably, the main rear fixing plate is provided with a first rail groove and a second rail groove, the isolation transmission plate is provided with a first sliding part capable of sliding in the first rail groove, and the main transmission plate is provided with a second sliding part capable of sliding in the second rail groove.

Preferably, the isolation operating axis is parallel to the ground operating axis.

Preferably, the movable matching device further comprises a movable matching shaft, and the movable matching shaft is connected with the movable matching assembly.

The utility model discloses a manual three station isolator mechanisms of holding concurrently electrically-operated, beneficial effect is as follows:

1. the remote operation can be carried out by providing power through the motor, the manual or electric operation can be carried out on the spot, the free switching between the remote operation and the spot operation is realized, and the intelligent control on a power grid is facilitated.

2. The grounding operation shaft, the isolation operation shaft and the mechanism main transmission shaft move along the track of the track groove without additionally arranging transmission mechanisms such as a crank arm and a connecting rod, and the walking is accurate, simple, novel, stable and reliable.

Drawings

FIG. 1 is a front view of a manually and electrically operated three-position isolation mechanism of the present invention;

fig. 2 is a schematic view of a first internal structure of a manual and electric three-position isolation mechanism of the present invention;

fig. 3 is a second internal structural schematic diagram of the manual and electric three-station isolation mechanism of the present invention;

fig. 4 is a schematic diagram of the isolation switching-on operation of the present invention;

fig. 5 is a schematic diagram of the grounding switching-on operation of the present invention;

fig. 6 is a rear view of the three-position isolation mechanism of the present invention, which is operated manually and electrically.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It is noted that relative terms such as "first," "second," and the like may be used to describe various components, but these terms are not intended to limit the components. These terms are only used to distinguish one component from another component. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present invention. The term "and/or" refers to a combination of any one or more of the associated items and the descriptive items.

As shown in fig. 1, 2, 3 and 6, fig. 1 is a schematic structural view of a manual and electric three-position isolation mechanism of the present invention; fig. 2 is a schematic view of a first internal structure of a manual and electric three-position isolation mechanism of the present invention; fig. 3 is a second internal structural schematic diagram of the manual and electric three-station isolation mechanism of the present invention; fig. 6 is a rear view of the three-position isolation mechanism of the present invention, which is operated manually and electrically. The utility model discloses a manual three station isolator mechanisms of electric operation of holding concurrently, including main after-fixing board 2, articulate movable fit subassembly 1 on main after-fixing board 2, motor 8, articulate isolation operating shaft 51 on main after-fixing board 2, articulate ground connection operating shaft 71 and energy storage pressure spring 9 on preceding fixed plate 7, be provided with on the isolation operating shaft 51 and keep apart driving plate 4, be provided with main driving plate 3 on the ground connection operating shaft 7, energy storage pressure spring 9 one end is connected with isolation driving plate 4, the energy storage pressure spring 9 other end is connected with main driving plate 3, motor 8 is connected with isolation operating shaft 51, movable fit subassembly 1 is connected with main driving plate 3. The movable fit assembly 1 is used for being connected with an operating handle; the utility model discloses a manual three station isolator mechanisms of holding concurrently electrically-operated, beneficial effect is as follows: 1. the remote operation can be carried out by providing power through the motor, the manual or electric operation can be carried out on the spot, the free switching between the remote operation and the spot operation is realized, and the intelligent control on a power grid is facilitated. 2. The grounding operation shaft, the isolation operation shaft and the mechanism main transmission shaft move along the track of the track groove without additionally arranging transmission mechanisms such as a crank arm and a connecting rod, and the walking is accurate, simple, novel, stable and reliable.

As shown in fig. 1, the device further comprises a rear fixing plate 5 and a front fixing plate 7, the rear fixing plate 5 and the front fixing plate 7 are fixed through a supporting column and a limiting rod 12, and the isolation operation spindle and the grounding operation spindle are respectively and independently arranged and arranged in parallel, namely the isolation operation spindle is parallel to the grounding operation spindle. The main driving plate 3 connected with the switch movable matching assembly 1 at the rear of the mechanism moves along the track of the track groove, so that the mechanism can be transversely or vertically installed according to the width of the cabinet body, and the driving positions (namely switch on and switch off) of the mechanism are not affected. Wherein, keep apart spacing no longer sets up spacing post alone of operating axis, isolation driving plate, ground connection operating axis and declutch shift board, but by the mechanism preceding fixed plate, the spacing post in the middle of the back plate is replaced, and the mechanism not only can be effectively spacing like this, ensures that isolating mechanism moves a position accurately, avoids because of the arc phenomenon that draws that the spacing inaccurate probably produced of divide-shut brake, has still further retrencied the quantity of spare part simultaneously, reduces the fault rate.

As shown in fig. 2, the mechanism is in a switching-off state, preferably, the main rear fixing plate 2 is provided with a first track groove 21 and a second track groove 22, the isolation driving plate 4 is provided with a first sliding member capable of sliding in the first track groove 21, and the main driving plate 3 is provided with a second sliding member capable of sliding in the second track groove 22, so that the grounding operation shaft, the isolation operation shaft and the mechanism main driving shaft can move along the track of the track grooves, and the mechanism is accurate in moving, simple, novel, stable and reliable.

As shown in fig. 1 and 2, the movable fit assembly 1 is connected with the main transmission plate 3 through a movable fit shaft 10; the isolation operation shaft 51 is provided with an isolation transmission plate 4, the isolation operation shaft 51 is operated manually or in a motor anticlockwise direction (shown in fig. 4), the synchronous energy storage spring stores energy 9, when the energy storage spring compresses the center of the isolation operation shaft 51, the energy storage spring releases energy instantaneously under tension, at the moment, the isolation operation shaft 51 drives the isolation transmission plate 4 to rotate axially, a pin shaft on the isolation transmission plate drives the main transmission plate 3 to move along the track groove to drive the movable matching shaft to rotate, and the closing of the isolation switch is realized. When the circuit breaker is operated reversely, the isolating switch is opened.

As shown in fig. 2, still include the eccentric bushing 111 who is connected with the movable fit subassembly 1, because of the utility model discloses a three station isolation mechanisms are manual and electronic compatibility, and the motor is just reversing and need provide the signal for control module often with manual and electric switching, and this signal is by contact switch feedback information, and eccentric bushing is used for pressing contact switch, the break-make of control contact switch.

As shown in fig. 1, a shifting fork plate 6 is further disposed on the grounding operating shaft 71, the grounding operating shaft 71 is operated manually or clockwise by a motor, the energy is stored by a synchronous energy storage spring, when the energy storage spring compresses the center of the grounding operating shaft, the spring releases energy instantaneously under tension, the grounding operating shaft drives the shifting fork plate 6 to rotate axially, a pin shaft on the shifting fork plate 6 drives the main transmission plate 3 to move along a track groove to drive the movable matching shaft 10 to rotate, and closing of the grounding switch is achieved. When the circuit breaker is operated reversely, the grounding switch is opened.

As shown in fig. 3, the mechanism is in a brake-off state, and further comprises a movable fit shaft 10, and the movable fit shaft 10 is connected with the movable fit component 1. The movable matching shaft 10 is provided with a poking disc 62, the poking disc 62 is provided with a third track groove 61, and the first sliding part 11 on the isolation transmission plate 4 can slide in the third track groove 61.

The motor is a bidirectional direct current speed reduction motor, and the operation is stable and reliable. And the optimization of the operating structure greatly reduces the volume and the weight, and the assembly process is changed from fussy to simple. The reliability is improved, meanwhile, the manufacturing cost is reduced, the maintenance is convenient, and convenience is provided for the miniaturization design of the inflatable cabinet.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a manual three station isolator gears of holding concurrently electrically operated, a serial communication port, including main after-fixing board, articulate the clearance subassembly on main after-fixing board, including a motor, an end cap, a controller, and a cover plate, articulate the isolation operating shaft on main after-fixing board, articulate ground connection operating shaft and the energy storage pressure spring on the preceding fixed plate, be provided with the isolation driving plate on the isolation operating shaft, the epaxial main drive board that is provided with of ground connection operating, energy storage pressure spring one end is connected with the isolation driving plate, the energy storage pressure spring other end is connected with the main drive board, the motor is connected with the isolation operating shaft, the clearance subassembly.

2. A manually and electrically operated three-position separating mechanism as claimed in claim 1, further comprising a rear fixing plate and a front fixing plate, wherein a support column and a limit rod are arranged between the rear fixing plate and the front fixing plate.

3. A three-position isolating mechanism as claimed in claim 1, wherein the main rear fixing plate has a first track groove and a second track groove, the isolating transmission plate has a first sliding member slidable in the first track groove, and the main transmission plate has a second sliding member slidable in the second track groove.

4. A manually and electrically operated three-position isolation mechanism as claimed in claim 1 wherein the isolation operating axis is parallel to the ground operating axis.

5. A manually and electrically operated three-position spacing mechanism as claimed in claim 1, further comprising a movable engagement shaft connected to the movable engagement assembly.