CN113161191A

CN113161191A - Disconnecting switch operating tool

Info

Publication number: CN113161191A
Application number: CN202110554085.8A
Authority: CN
Inventors: 邵小斌; 梁柏强; 刘树民; 王宏益
Original assignee: Guangdong Power Grid Co Ltd; Huizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Current assignee: Guangdong Power Grid Co Ltd; Huizhou Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-07-23
Anticipated expiration: 2041-05-20
Also published as: CN113161191B

Abstract

The invention belongs to the field of electrical equipment, and discloses an isolating switch operating tool which comprises a lifting mechanism and a transmission mechanism, wherein the lifting mechanism can adjust the height of the transmission mechanism along the vertical direction, the transmission mechanism comprises an output part and an input part, the input part comprises an input rod and an input gear connected to the input rod, the input rod is connected to a crank, the output part comprises an output rod and an output gear connected to the output rod, the output rod is connected to an isolating switch, the input gear is meshed with the output gear, the diameter of the input gear is larger than that of the output gear, and the crank drives the input gear to rotate, so that the output gear drives the output rod to transmit, and the isolating switch can be opened or closed. The diameter of the input gear is larger than that of the output gear, so that the large gear drives the small gear to rotate, and the implementation is convenient. The transmission mechanism is adjusted through the lifting mechanism to be arranged at a position suitable for operation, so that the environment unfavorable for operation is avoided, the working efficiency is improved, and the time is shortened.

Description

Disconnecting switch operating tool

Technical Field

The invention relates to the field of electrical equipment, in particular to an isolating switch operating tool.

Background

At present, a plurality of isolating switches are installed in a transformer substation, when a motor loop breaks down, an operator manually operates the isolating switches to switch on, the safety of high-voltage electrical appliances and devices during maintenance work is guaranteed, and the voltage isolation effect is achieved. The existing manufacturer configures a crank to realize switching-on or switching-off of a manually operated isolating switch, but due to the influence of factors such as terrain and installation environment, an operator needs to lie down under a case for installing the isolating switch during hand cranking, the specific position of a switching-on/switching-off mechanism of the isolating switch is difficult to find, the crank is easy to collide with a cable box fixed around the isolating switch during rotation, time-consuming and labor-consuming operation of the crank is realized, and the working efficiency is low.

Disclosure of Invention

The invention aims to provide an isolating switch operating tool, which improves the working efficiency.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an isolator operating means, includes elevating system and drive mechanism, elevating system can adjust drive mechanism follows the height of vertical direction, drive mechanism includes input portion and output, input portion include the input pole and connect in the input gear of input pole, the input pole is connected in the crank, output portion include the output pole and connect in the output gear of output pole, the output pole is connected in isolator, the input gear mesh in output gear, the diameter of input gear is greater than output gear's diameter, the crank drives input gear rotates, makes output gear drives the output pole transmission, so that isolator can open the floodgate or close the floodgate.

As preferred, elevating system includes first mounting panel, second mounting panel, drive assembly and two sets of symmetry sets up and interconnect's the lift unit, and is two sets of the lift unit along the both ends of vertical direction connect respectively in first mounting panel with the second mounting panel, drive mechanism sets up on the second mounting panel, drive assembly can drive two sets ofly the lift unit goes up and down along vertical direction.

Preferably, the lifting unit alternately includes upper crossing assembly and lower floor's crossing assembly, upper crossing assembly's upper end connect in the second mounting panel, upper crossing assembly's lower extreme with lower floor's crossing assembly's upper end is articulated to be connected, lower floor's crossing assembly's lower extreme sliding connection in first mounting panel, two sets of lifting unit layer crossing assembly with lower floor's crossing assembly cross connection department is connected through two connecting rods respectively, drive assembly connects in one of them connecting rod, drive assembly can drive two the connecting rod is close to or keeps away from, makes lifting unit goes up and down along vertical direction.

Preferably, a guide groove is formed in the first mounting plate, and a pulley is arranged at the lower end of the lower-layer crossing assembly and can slide along the guide groove.

Preferably, the lifting mechanism further comprises a rotating handle connected to the driving assembly.

Preferably, the disconnecting switch operating tool further comprises a triangular support, wherein the triangular support comprises three support legs, and the three support legs are circumferentially and uniformly distributed on the first mounting plate and are respectively connected to the first mounting plate.

Preferably, the triangular support further comprises three support plates, and the three support plates are respectively connected to the three support legs and extend in the horizontal direction.

Preferably, three of the legs are respectively hinged to the first mounting plate.

Preferably, the transmission mechanism further comprises a housing arranged on the second mounting plate, the input gear and the output gear are arranged in the housing, the input rod is arranged in the housing in a penetrating manner and connected to the input gear, and the output rod is arranged in the housing in a penetrating manner and connected to the output gear.

Preferably, the number of the input rods and the number of the input gears are two, the output rods are arranged between the two input rods, an included angle between the input rods and the output rods is 90 degrees, and the two input gears are meshed with the output gears.

The invention has the beneficial effects that:

the output rod is connected with the opening/closing mechanism of the isolating switch, an operator only needs to connect the crank with the input rod, the crank is rotated to drive the input gear to rotate, the output gear drives the output rod to rotate, and therefore the isolating switch can be opened or closed. The diameter of the input gear is larger than that of the output gear, so that the large gear drives the small gear to rotate, and the implementation is convenient. The transmission mechanism is adjusted through the lifting mechanism to be arranged at a position suitable for operation, so that the environment unfavorable for operation is avoided, the working efficiency is improved, and the time is shortened.

Drawings

Fig. 1 is a schematic view of the overall structure provided by the embodiment of the disconnecting switch operating tool of the invention.

In the figure:

1. a lifting mechanism; 11. a first mounting plate; 12. a second mounting plate; 13. a drive assembly; 14. a lifting unit; 141. an upper level crossing assembly; 142. a lower layer cross assembly; 15. rotating the handle;

2. a transmission mechanism; 21. an input section; 211. an input lever; 212. an input gear; 22. an output section; 221. an output rod; 222. an output gear; 23. a housing;

3. a triangular bracket; 31. a support leg; 32. and a support plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or the first and second features being in contact, not directly, but via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the embodiments of the present invention, the terms "upper", "lower", "right", and the like are used in an orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides an isolating switch operating tool, which relates to the field of electrical equipment, as shown in fig. 1, the isolating switch operating tool comprises an elevating mechanism 1 and a transmission mechanism 2, the elevating mechanism 1 can adjust the height of the transmission mechanism 2 along the vertical direction, the transmission mechanism 2 comprises an input part 21 and an output part 22, the input part 21 comprises an input rod 211 and an input gear 212 connected to the input rod 211, the input rod 211 is connected to a crank, the output part 22 comprises an output rod 221 and an output gear 222 connected to the output rod 221, the output rod 221 is connected to an isolating switch, the input gear 212 is meshed with the output gear 222, the diameter of the input gear 212 is larger than that of the output gear 222, the crank drives the input gear 212 to rotate, so that the output gear 222 drives the output rod 221 to transmit, and the isolating switch can be opened or closed.

When the output rod 221 is connected to the opening/closing mechanism of the disconnecting switch, an operator only needs to connect the crank to the input rod 211, rotate the crank to drive the input gear 212 to rotate, and enable the output gear 222 to drive the output rod 221 to rotate, so that the disconnecting switch can be opened or closed. The diameter of the input gear 212 is larger than that of the output gear 222, so that the large gear drives the small gear to rotate, and the implementation is convenient. The transmission mechanism 2 is adjusted by the lifting mechanism 1 to be arranged at a position suitable for operation, so that the environment unfavorable for operation is avoided, the working efficiency is improved, and the time is shortened.

Specifically, as shown in fig. 1, two input levers 211 and two input gears 212 are provided, the output lever 221 is provided between the two input levers 211 and the input lever 211 and the output lever 221 have an angle of 90 °, and the two input gears 212 are engaged with the output gear 222. The two input rods 211 are horizontally arranged, the output rod 221 is vertically arranged between the two input rods 211, and the power can be transmitted to the output rod 221 in a reversing way only by connecting the crank with the horizontally arranged input rods 211. Moreover, two input rods 211 are arranged, and proper input rods 211 can be selected to be connected with the crank according to actual operation requirements.

In particular, as shown in fig. 1, the lifting mechanism 1 includes a first mounting plate 11, a second mounting plate 12, a driving assembly 13, and two sets of symmetrically arranged and interconnected lifting units 14, two sets of lifting units 14 are respectively connected to the first mounting plate 11 and the second mounting plate 12 along two ends of the vertical direction, the transmission mechanism 2 is arranged on the second mounting plate 12, and the driving assembly 13 can drive the two sets of lifting units 14 to lift along the vertical direction. The transmission mechanism 2 is disposed on the second mounting plate 12, and as the lifting unit 14 is lifted in the vertical direction, the transmission mechanism 2 is lifted in the vertical direction.

Specifically, as shown in fig. 1, the transmission mechanism 2 further includes a housing 23 disposed on the second mounting plate 12, the input gear 212 and the output gear 222 are disposed in the housing 23, the input rod 211 is disposed through the housing 23 and connected to the input gear 212, and the output rod 221 is disposed through the housing 23 and connected to the output gear 222. The housing 23 is disposed on the second mounting plate 12, and the input rod 211 and the output rod 221 are inserted into the housing 23 and connected to the input gear 212 and the output gear 222 inside the housing 23, respectively, so that the assembly and disassembly are convenient.

Specifically, as shown in fig. 1, the lifting unit 14 includes an upper cross assembly 141 and a lower cross assembly 142, an upper end of the upper cross assembly 141 is connected to the second mounting plate 12, a lower end of the upper cross assembly 141 is hinged to an upper end of the lower cross assembly 142, a lower end of the lower cross assembly 142 is slidably connected to the first mounting plate 11, joints of the upper cross assembly 141 and the lower cross assembly 142 of the two sets of lifting units 14 are respectively connected through two connecting rods, the driving assembly 13 is connected to one of the connecting rods, and the driving assembly 13 can drive the two connecting rods to move closer to or away from each other, so that the lifting unit 14 can be lifted in a vertical direction. In this embodiment, the driving assembly 13 is a screw nut assembly, the nut is disposed in one of the connecting rods, the screw rod is inserted into the connecting rod and matched with the nut, and the operator rotates the screw rod to make the two connecting rods approach to each other or keep away from each other, so that the lifting unit 14 is lifted along the vertical direction. In other embodiments, the driving assembly 13 may be configured as a rack and pinion assembly.

In particular, as shown in fig. 1, the lifting mechanism 1 further comprises a rotating handle 15 connected to the driving assembly 13. In the present embodiment, the rotating handle 15 is connected to the screw rod, so that the operator can conveniently handle the lifting unit 14 to lift in the vertical direction.

Specifically, as shown in fig. 1, the first mounting plate 11 is provided with a guide groove, and the lower end of the lower crossing member 142 is provided with a pulley which can slide along the guide groove. Preferably, as shown in fig. 1, each of the upper cross member 141 and the lower cross member 142 includes two connecting arms that are connected in an X-shaped cross rotation. Pulleys are provided at lower ends of the two connecting arms of the lower-stage crossing unit 142 such that the pulleys slide along the guide grooves of the first mounting plate 11, thereby performing the lifting work of the lifting unit 14.

In particular, as shown in fig. 1, the disconnecting switch operating tool further comprises a triangular support 3, the triangular support 3 comprises three legs 31, and the three legs 31 are uniformly distributed along the circumferential direction of the first mounting plate 11 and are respectively connected to the first mounting plate 11. The triangular support 3 is used for supporting the transmission mechanism 2 and the lifting mechanism 1, and implementation is convenient.

In particular, as shown in fig. 1, three legs 31 are hinged to the first mounting plate 11, respectively. The supporting legs are hinged to the first mounting plate 11, so that the three supporting legs 31 can be conveniently folded, and the carrying is convenient.

In particular, as shown in fig. 1, the triangular bracket 3 further includes three support plates 32, and the three support plates 32 are connected to the three legs 31, respectively, and each extend in the horizontal direction. The supporting plate 32 is arranged, so that the contact area of the supporting leg 31 and the ground is increased, and the stabilizing effect of the triangular support 3 is increased.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A disconnecting switch operating tool, characterized by comprising a lifting mechanism (1) and a transmission mechanism (2), wherein the lifting mechanism (1) can adjust the height of the transmission mechanism (2) along the vertical direction, the transmission mechanism (2) comprises an input part (21) and an output part (22), the input part (21) comprises an input rod (211) and an input gear (212) connected to the input rod (211), the input rod (211) is connected to a crank, the output part (22) comprises an output rod (221) and an output gear (222) connected to the output rod (221), the output rod (221) is connected to a disconnecting switch, the input gear (212) is meshed with the output gear (222), the diameter of the input gear (212) is larger than that of the output gear (222), and the crank drives the input gear (212) to rotate, the output gear (222) drives the output rod (221) to transmit, so that the isolating switch can be switched on or switched off.

2. The disconnecting switch operating tool according to claim 1, wherein the lifting mechanism (1) comprises a first mounting plate (11), a second mounting plate (12), a driving assembly (13) and two sets of symmetrically arranged and interconnected lifting units (14), two sets of the lifting units (14) are respectively connected to the first mounting plate (11) and the second mounting plate (12) at two ends in a vertical direction, the transmission mechanism (2) is arranged on the second mounting plate (12), and the driving assembly (13) can drive the two sets of the lifting units (14) to lift in the vertical direction.

3. The disconnecting switch operating tool according to claim 2, wherein the lifting unit (14) cross comprises an upper cross member (141) and a lower cross member (142), the upper end of the upper-layer crossing assembly (141) is connected to the second mounting plate (12), the lower end of the upper layer cross assembly (141) is hinged with the upper end of the lower layer cross assembly (142), the lower ends of the lower-layer cross assemblies (142) are connected to the first mounting plate (11) in a sliding manner, the cross connection positions of the layer cross assemblies (141) and the lower-layer cross assemblies (142) of the two groups of lifting units (14) are respectively connected through two connecting rods, the driving assembly (13) is connected to one of the connecting rods, and the driving assembly (13) can drive the two connecting rods to move close to or away from each other so that the lifting unit (14) can lift in the vertical direction.

4. A disconnector handling tool according to claim 3, characterized in that the first mounting plate (11) is provided with a guide groove, and the lower end of the lower cross member (142) is provided with a pulley which is slidable along the guide groove.

5. A disconnector-operating tool according to claim 3, characterized in that the lifting mechanism (1) further comprises a turning handle (15) connected to the drive assembly (13).

6. The disconnector operating tool of claim 2, further comprising a tripod (3), the tripod (3) comprising three legs (31), the three legs (31) being evenly distributed circumferentially along the first mounting plate (11) and being connected to the first mounting plate (11), respectively.

7. The disconnecting switch operating tool according to claim 6, characterized in that the triangular bracket (3) further comprises three support plates (32), the three support plates (32) being connected to the three legs (31) respectively and extending in a horizontal direction.

8. Disconnector-operating tool according to claim 6, characterized in that three legs (31) are hinged to the first mounting plate (11), respectively.

9. The disconnecting switch operating tool according to claim 2, wherein the transmission mechanism (2) further comprises a housing (23) provided on the second mounting plate (12), the input gear (212) and the output gear (222) are provided in the housing (23), the input rod (211) is inserted into the housing (23) and connected to the input gear (212), and the output rod (221) is inserted into the housing (23) and connected to the output gear (222).

10. The disconnecting switch operating tool according to claim 1, wherein there are two input levers (211) and two input gears (212), the output lever (221) is disposed between the two input levers (211) and the input lever (211) and the output lever (221) have an angle of 90 °, and the two input gears (212) are engaged with the output gear (222).