CN220446452U - Maintenance platform for maintaining circuit breaker - Google Patents

Maintenance platform for maintaining circuit breaker Download PDF

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Publication number
CN220446452U
CN220446452U CN202321999933.7U CN202321999933U CN220446452U CN 220446452 U CN220446452 U CN 220446452U CN 202321999933 U CN202321999933 U CN 202321999933U CN 220446452 U CN220446452 U CN 220446452U
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CN
China
Prior art keywords
chassis
circuit breaker
maintenance
gear
driving gear
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Active
Application number
CN202321999933.7U
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Chinese (zh)
Inventor
朱宏
和宏伟
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Shaanxi Deqiyuan Construction Engineering Co ltd
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Shaanxi Deqiyuan Construction Engineering Co ltd
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Abstract

The utility model relates to the technical field of electric equipment overhaul and discloses an overhaul platform for maintaining a circuit breaker, which comprises a chassis, wherein a lifting plate is arranged above the chassis, an insulating protective box capable of bearing maintenance personnel of the circuit breaker is fixedly arranged at the top of the chassis, a servo speed reducing motor is fixedly arranged at the bottom of the chassis, and a driving gear is fixedly arranged at the end part of an output shaft of the servo speed reducing motor; screw rods are arranged at four corners of the lifting plate, driven gears are fixedly arranged at the bottom ends of the screw rods, and each driven gear is meshed with the driving gear. This maintenance platform can make holistic stability higher under the effect of four lead screws, can not take place the uneven situation that leads to turning on one's side of atress, with servo gear motor fixed mounting on the bottom of chassis, servo gear motor and driving gear play only the driving effect, play and bear four lead screws that play riser and insulating protective housing effect, consequently, the driving gear can not damage easily, can not lead to damaging because of the pressurized yet.

Description

Maintenance platform for maintaining circuit breaker
Technical Field
The utility model relates to the technical field of power equipment overhaul, in particular to an overhaul platform for maintaining a circuit breaker.
Background
The current chinese patent document of patent publication No. CN218449137U discloses a maintenance platform for circuit breaker maintenance, which comprises a connecting plate, the upper end of connecting plate sets up the motor, the output of motor is provided with the pivot, the other end fixedly connected with lead screw of pivot, the upper end swing joint of connecting plate has the movable plate, threaded hole has been seted up in the inside of movable plate, the upper end symmetry of movable plate is provided with the hydraulic stem, the upper end fixedly connected with insulation box of hydraulic stem.
The above patent documents have certain technical drawbacks in practical use, such as:
as can be seen from fig. 1 and 2 of the patent document, the moving plate is disposed above the connecting plate, two motors and screw rods connected with the motors are disposed at two sides of the middle part between the connecting plate and the moving plate, and the problem of the arrangement in actual use is that when an maintainer steps on the moving plate to enter the insulation box, the insulation box is turned over due to uneven stress at two sides, so that unexpected safety problem is increased;
meanwhile, the two motors are respectively and fixedly arranged at the top of the connecting plate, when an maintainer stands in the insulating box, the downward force can be completely transmitted to the motors through the screw rods, and the bearing force of the motors is limited, so that the motors can be crushed, and the motors cannot work;
meanwhile, two hydraulic rods are also arranged in the middle of two sides of the bottom of the insulation box, and the insulation box can be turned over due to uneven stress, as described above.
For this reason, an inspection platform for circuit breaker maintenance is now proposed.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides an overhaul platform for maintaining a circuit breaker.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a circuit breaker maintenance is with maintenance platform, includes the chassis, the bottom four corners of chassis all installs the removal wheel, one side fixed mounting of chassis has the hand push frame, the top of chassis is provided with the lift plate, the top fixed mounting of lift plate has the insulating protective housing that can bear circuit breaker maintenance personnel, just the top of insulating protective housing is the opening form, the bottom fixed mounting of chassis has servo gear motor, servo gear motor's output shaft upwards runs through in the chassis, and tip fixed mounting has the driving gear, the driving gear can carry out circumference rotation under servo gear motor output shaft's drive, when rotating, the lower surface of driving gear is circumference slip on the top of chassis;
screw rods are arranged at four corners of the lifting plate, the bottom ends of the screw rods are arranged on the top of the chassis, driven gears are fixedly arranged at the bottom ends of the screw rods, and the driven gears are meshed with the driving gears.
As an optimal technical scheme, an assembly hole is formed at the intersection point of the diagonal lines of the chassis, and an output shaft of the servo speed reduction motor penetrates out upwards from the assembly hole;
the four corners of the top of the chassis are provided with rotating grooves;
a protruding part is formed between the bottom end of the screw rod and the driven gear, and the protruding part is rotatably arranged in the rotating groove;
the driven gear can synchronously rotate when the driving gear rotates, and the lower surface of the driven gear circumferentially slides on the top of the chassis when rotating.
As an optimal technical scheme, four corners of the lifting plate are fixedly provided with screw nuts, and the top end of each screw rod is penetrated out upwards by the screw nuts;
the screw rod is in threaded fit with the screw rod nut.
As the preferable technical scheme, the top end of each screw rod is fixedly provided with a limiting disc.
As an optimal technical scheme, the insulation protection box is a rubber box.
As the preferable technical scheme, all offer the logical groove that can be convenient for maintainer business turn over on the four sides lateral wall middle part of insulating protective housing.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the utility model, when the servo gear motor rotates positively or reversely through the output shaft of the servo gear motor, the driving gear can synchronously rotate positively or reversely along with the output shaft of the servo gear motor, and the four driven gears can synchronously rotate positively or reversely along with the driving gear, each driven gear synchronously drives the corresponding screw rod to rotate positively or reversely, so that under the action of the four screw rods, the lifting plate and the insulating protective box fixedly arranged on the lifting plate can move upwards or downwards, and when the lifting plate moves upwards, maintenance personnel in the insulating protective box can conveniently maintain the circuit breaker in the transformer substation.
2. According to the maintenance platform, under the action of the four screw rods, the overall stability is higher, and the situation that side turning is caused by uneven stress is avoided.
3. In the utility model, the servo speed reducing motor and the driving gear are fixedly arranged on the bottom of the chassis, and only the driving motor and the driving gear play a driving role, and four screw rods play a role of bearing the lifting plate and the insulating protective box, so that the driving gear cannot be easily damaged and cannot be damaged due to compression.
4. According to the utility model, the insulation protection box is arranged on the top of the lifting plate in a more stable mode, namely, the insulation protection box is directly and fixedly arranged on the top of the lifting plate, so that the safety of maintenance personnel can be further improved, and the rollover of the insulation protection box is avoided.
5. According to the utility model, through grooves which can be convenient for overhaulers to enter and exit are formed in the middle parts of the four side walls of the insulating protective box, each through groove can be convenient for the overhaulers to enter and exit, the insulating protective box can bear the maintenance overhaulers of the circuit breaker, and overhauling tools required by the overhaulers can be placed in the insulating protective box.
6. In the utility model, a protruding part is formed between the bottom end of the screw rod and the driven gear, and is rotatably arranged in the rotating groove, and the rotating groove can facilitate the installation of the protruding part.
7. In the utility model, the screw rod is in threaded fit with the screw rod nut, and the lifting plate can realize upward or downward movement under the threaded fit of the screw rod nut and the screw rod.
8. According to the utility model, the limiting plate can limit the lifting plate.
Drawings
Fig. 1 is a schematic three-dimensional structure of an overhaul platform for maintaining a circuit breaker;
fig. 2 is a schematic diagram of a three-dimensional structure of a bottom view of an overhaul platform for maintaining a circuit breaker, which is provided by the utility model;
fig. 3 is a schematic diagram of a three-dimensional structure of a combined bottom view of a screw rod and a driven gear in the maintenance platform for circuit breaker provided by the utility model;
fig. 4 is a schematic three-dimensional structure of a chassis in the maintenance platform for circuit breaker provided by the utility model.
In the figure: 1. a chassis; 101. a fitting hole; 102. a rotating groove; 2. a moving wheel; 3. a hand pushing frame; 4. lifting plates; 5. a screw nut; 6. an insulating protective box; 601. a through groove; 7. a servo gear motor; 8. a drive gear; 9. a screw rod; 901. a protruding portion; 10. a driven gear; 11. and a limiting disc.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
The current chinese patent document of patent publication No. CN218449137U discloses a maintenance platform for circuit breaker maintenance, which comprises a connecting plate, the upper end of connecting plate sets up the motor, the output of motor is provided with the pivot, the other end fixedly connected with lead screw of pivot, the upper end swing joint of connecting plate has the movable plate, threaded hole has been seted up in the inside of movable plate, the upper end symmetry of movable plate is provided with the hydraulic stem, the upper end fixedly connected with insulation box of hydraulic stem.
The above patent documents have certain technical drawbacks in practical use, such as:
as can be seen from fig. 1 and 2 of the patent document, the moving plate is disposed above the connecting plate, two motors and screw rods connected with the motors are disposed at two sides of the middle part between the connecting plate and the moving plate, and the problem of the arrangement in actual use is that when an maintainer steps on the moving plate to enter the insulation box, the insulation box is turned over due to uneven stress at two sides, so that unexpected safety problem is increased;
meanwhile, the two motors are respectively and fixedly arranged at the top of the connecting plate, when an maintainer stands in the insulating box, the downward force can be completely transmitted to the motors through the screw rods, and the bearing force of the motors is limited, so that the motors can be crushed, and the motors cannot work;
meanwhile, two hydraulic rods are also arranged in the middle of two sides of the bottom of the insulation box, and the insulation box can be turned over due to uneven stress, as described above.
The inventor adopts the following technical scheme to solve the technical problems in the patent documents, and the technical scheme is as follows:
referring to fig. 1-4, an embodiment of the present utility model provides a technical solution:
as shown in fig. 1-4, an overhaul platform for circuit breaker maintenance comprises a chassis 1, wherein moving wheels 2 are respectively installed at four corners of the bottom of the chassis 1, a push frame 3 is fixedly installed on one side of the chassis 1, a lifting plate 4 is arranged above the chassis 1, an insulation protection box 6 capable of bearing circuit breaker maintenance personnel is fixedly installed at the top of the lifting plate 4, and the top of the insulation protection box 6 is in an opening shape, wherein the insulation protection box 6 not only can bear circuit breaker maintenance personnel, but also can be used for placing overhaul tools required by the overhaul personnel.
The bottom of the chassis 1 is fixedly provided with a servo gear motor 7, an output shaft of the servo gear motor 7 penetrates through the chassis 1 upwards, the end part of the servo gear motor is fixedly provided with a driving gear 8, the driving gear 8 can perform circumferential rotation under the drive of the output shaft of the servo gear motor 7, and when the servo gear motor rotates, the lower surface of the driving gear 8 circumferentially slides on the top of the chassis 1;
the lead screw 9 is all installed in the four corners of play lift plate 4, the bottom of every lead screw 9 is all installed on the top of chassis 1, the bottom of every lead screw 9 is all fixed mounting has driven gear 10, every driven gear 10 all meshes with driving gear 8, when servo gear motor 7 carries out forward or reverse rotation through its output shaft, driving gear 8 can carry out forward or reverse rotation along with servo gear motor 7's output shaft is synchronous, and four driven gears 10 can carry out synchronous forward or reverse rotation along with driving gear 8 equally, every driven gear 10 can synchronous drive respective lead screw 9 and do forward or reverse rotation, and then under the effect of four lead screws 9, play lift plate 4 and fixed mounting insulating protective housing 6 on play lift plate 4, can carry out upward or downward motion, during the upward motion, be convenient for make the maintainer who is in insulating housing 6 overhaul the circuit breaker in the transformer substation.
Meanwhile, the maintenance platform can enable the overall stability to be higher under the action of the four screw rods 9, and the situation that side turning is caused by uneven stress can not occur.
The servo gear motor 7 is fixedly arranged on the bottom of the chassis 1, the servo gear motor 7 and the driving gear 8 only play a driving role, and four screw rods 9 play a role in bearing the lifting plate 4 and the insulating protective box 6, so that the driving gear 8 cannot be easily damaged and cannot be damaged due to compression.
Meanwhile, the insulation protection box 6 is arranged at the top of the lifting plate 4 in a more stable mode, namely, the insulation protection box 6 is directly and fixedly arranged at the top of the lifting plate 4, so that the safety of maintenance personnel can be further improved, and rollover of the insulation protection box 6 is avoided.
Wherein, the diagonal intersection point of the chassis 1 is provided with an assembly hole 101, the output shaft of the servo gear motor 7 is penetrated out upwards from the assembly hole 101, and the assembly hole 101 can facilitate the installation of the output shaft of the servo gear motor 7;
the four corners of the top of the chassis 1 are provided with rotating grooves 102;
a protruding part 901 is formed between the bottom end of the screw rod 9 and the driven gear 10, the protruding part 901 is rotatably arranged in the rotating groove 102, and the rotating groove 102 can facilitate the installation of the protruding part 901;
the driven gear 10 can be rotated synchronously when the driving gear 8 is rotated, and the lower surface of the driven gear 10 slides circumferentially on the top of the chassis 1 when rotated.
Screw nuts 5 are fixedly arranged at four corners of the lifting plate 4, and the top end of each screw rod 9 penetrates out from the screw nuts 5;
the screw rod 9 is in threaded fit with the screw rod nut 5, and the lifting plate 4 can move upwards or downwards under the threaded fit of the screw rod nut 5 and the screw rod 9.
Wherein, the top of every lead screw 9 is all fixed mounting has spacing dish 11, and spacing dish 11 can carry out spacingly to lifting plate 4.
Wherein, the insulation protection box 6 is a rubber box, and the rubber box is a better form of the insulation protection box 6.
Wherein, all offer the logical groove 601 that can the maintainer business turn over of being convenient for on the four sides lateral wall middle part of insulating protective housing 6, every logical groove 601 all can make things convenient for the business turn over of maintainer.
In summary, the working procedure of the utility model:
when the maintenance platform is used, the maintenance platform can be pushed to the position of a breaker to be maintained through the hand pushing frame 3, when the servo gear motor 7 rotates forwards or reversely through the output shaft of the servo gear motor 7, the driving gear 8 can synchronously rotate forwards or reversely along with the output shaft of the servo gear motor 7, the four driven gears 10 can synchronously rotate forwards or reversely along with the driving gear 8, each driven gear 10 synchronously drives the corresponding screw rod 9 to rotate forwards or reversely, and then under the action of the four screw rods 9, the lifting plate 4 and the insulation protection box 6 fixedly mounted on the lifting plate 4 can move upwards or downwards, and when the servo gear motor moves upwards, maintenance personnel in the insulation protection box 6 can conveniently overhaul the breaker in a transformer substation.
Meanwhile, the maintenance platform can enable the overall stability to be higher under the action of the four screw rods 9, and the situation that side turning is caused by uneven stress can not occur.
The servo gear motor 7 is fixedly arranged on the bottom of the chassis 1, the servo gear motor 7 and the driving gear 8 only play a driving role, and four screw rods 9 play a role in bearing the lifting plate 4 and the insulating protective box 6, so that the driving gear 8 cannot be easily damaged and cannot be damaged due to compression.
Meanwhile, the insulation protection box 6 is arranged at the top of the lifting plate 4 in a more stable mode, namely, the insulation protection box 6 is directly and fixedly arranged at the top of the lifting plate 4, so that the safety of maintenance personnel can be further improved, and rollover of the insulation protection box 6 is avoided.
A protruding part 901 is formed between the bottom end of the screw rod 9 and the driven gear 10, the protruding part 901 is rotatably arranged in the rotating groove 102, and the rotating groove 102 can facilitate the installation of the protruding part 901;
the driven gear 10 can be rotated synchronously when the driving gear 8 is rotated, and the lower surface of the driven gear 10 slides circumferentially on the top of the chassis 1 when rotated;
the screw rod 9 is in threaded fit with the screw rod nut 5, and the lifting plate 4 can move upwards or downwards under the threaded fit of the screw rod nut 5 and the screw rod 9;
the limiting disc 11 can limit the lifting plate 4;
the insulation protection box 6 is a rubber box, and the rubber box is a better form of the insulation protection box 6;
through grooves 601 which can be convenient for access of maintenance personnel are formed in the middle parts of the four side walls of the insulating protective box 6, and each through groove 601 can be convenient for access of maintenance personnel;
wherein, not only can bear the circuit breaker maintenance maintainer in the insulating protective housing 6, can also place the required maintenance instrument of maintainer in the insulating protective housing 6.
None of the utility models are related to the same or are capable of being practiced in the prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a maintenance platform is maintained with to circuit breaker, includes chassis (1), remove round (2) are all installed in the bottom four corners of chassis (1), one side fixed mounting of chassis (1) has hand push frame (3), the top of chassis (1) is provided with lift plate (4), the top fixed mounting of lift plate (4) has insulating protective housing (6) that can bear circuit breaker maintenance maintainer, just the top of insulating protective housing (6) is the opening form, its characterized in that: the bottom of the chassis (1) is fixedly provided with a servo gear motor (7), an output shaft of the servo gear motor (7) upwards penetrates through the chassis (1), the end part of the chassis is fixedly provided with a driving gear (8), the driving gear (8) can perform circumferential rotation under the drive of the output shaft of the servo gear motor (7), and when the chassis rotates, the lower surface of the driving gear (8) circumferentially slides on the top of the chassis (1);
screw rods (9) are arranged at four corners of the lifting plate (4), the bottom ends of the screw rods (9) are arranged on the top of the chassis (1), driven gears (10) are fixedly arranged at the bottom ends of the screw rods (9), and the driven gears (10) are meshed with the driving gears (8).
2. The maintenance platform for circuit breaker maintenance of claim 1, wherein: an assembly hole (101) is formed in the intersection point of the diagonal lines of the chassis (1), and an output shaft of the servo speed reducing motor (7) penetrates out of the assembly hole (101) upwards;
the four corners of the top of the chassis (1) are provided with rotating grooves (102);
a protruding part (901) is formed between the bottom end of the screw rod (9) and the driven gear (10), and the protruding part (901) is rotatably arranged in the rotating groove (102);
the driven gear (10) can synchronously rotate when the driving gear (8) rotates, and the lower surface of the driven gear (10) circumferentially slides on the top of the chassis (1) when rotating.
3. The maintenance platform for circuit breaker maintenance according to claim 2, wherein: screw nuts (5) are fixedly arranged at four corners of the lifting plate (4), and the top end of each screw rod (9) penetrates out upwards through the screw nuts (5);
the screw rod (9) is in threaded fit with the screw rod nut (5).
4. A circuit breaker maintenance service platform according to claim 3, wherein: and a limiting disc (11) is fixedly arranged at the top end of each screw rod (9).
5. The maintenance platform for circuit breaker maintenance of claim 1, wherein: the insulation protection box (6) is a rubber box.
6. The maintenance platform for circuit breaker maintenance of claim 5, wherein: through grooves (601) which can be convenient for access personnel to enter and exit are formed in the middle of the four side walls of the insulating protective box (6).
CN202321999933.7U 2023-07-28 2023-07-28 Maintenance platform for maintaining circuit breaker Active CN220446452U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321999933.7U CN220446452U (en) 2023-07-28 2023-07-28 Maintenance platform for maintaining circuit breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321999933.7U CN220446452U (en) 2023-07-28 2023-07-28 Maintenance platform for maintaining circuit breaker

Publications (1)

Publication Number Publication Date
CN220446452U true CN220446452U (en) 2024-02-06

Family

ID=89735001

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321999933.7U Active CN220446452U (en) 2023-07-28 2023-07-28 Maintenance platform for maintaining circuit breaker

Country Status (1)

Country Link
CN (1) CN220446452U (en)

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