CN215485823U

CN215485823U - Ascending frame for electrical fault maintenance

Info

Publication number: CN215485823U
Application number: CN202120725418.4U
Authority: CN
Inventors: 陈亮
Original assignee: Hainan University of Science and Technology
Current assignee: Hainan University of Science and Technology
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2022-01-11
Anticipated expiration: 2031-04-09

Abstract

The utility model relates to an ascending frame for electrical fault maintenance, which comprises a base, an elevating platform and a driving assembly, wherein a first crawling ladder is hinged on the base, grooves are oppositely formed in two sides of the lower surface of the base, through holes are formed in the tops of the grooves, a supporting plate is arranged in the grooves in a sliding mode, a plurality of idler wheels are arranged on the bottom of the supporting plate, first U-shaped supports are oppositely arranged on two sides of the top of the base, a sleeve is rotatably arranged on the top of each first U-shaped support in a penetrating mode, screw rods are arranged in inner threads of the sleeve and aligned with the through holes, the tops of the two screw rods are respectively fixedly connected with two sides of the elevating platform, a second crawling ladder is hinged on the front side of the elevating platform, the first crawling ladder is connected with the second crawling ladder in a sliding mode, and the driving assembly is respectively connected with the sleeve and drives the sleeve to rotate. Effectively solve ascending a height frame among the prior art and can not carry out altitude mixture control, lead to the suitability relatively poor, and support through the gyro wheel during maintenance, the area of contact on gyro wheel and ground is less, leads to the relatively poor scheduling problem of support stability.

Description

Ascending frame for electrical fault maintenance

Technical Field

The utility model belongs to the technical field of ascending equipment, and particularly relates to an ascending frame for electrical fault maintenance.

Background

Electrical equipment typically requires regular maintenance to ensure its proper operation, including the inspection, maintenance and repair of transformers, power lines, circuit breakers and the like. In the process of maintenance, the user often needs to ascend to maintain electrical equipment at a high position, so that the user usually needs to operate by means of the ascending.

At present, current ascending frame is mainly fixed respectively on supporting legs top and bottom and is provided with platform and gyro wheel, and is provided with the cat ladder on the platform, and the maintenance personal overhauls the electrical equipment of eminence on climbing the platform with the help of the cat ladder, but the problem that exists among the prior art is: 1. the ascending frame cannot be adjusted in height and is not suitable for overhauling electrical equipment at different heights, so that the ascending frame is poor in applicability; 2. the climbing frame is supported on the ground through the roller during maintenance, and the climbing frame is easy to slide due to the fact that the contact area of the roller and the ground is small, and particularly the climbing frame is serious on a smooth road surface, and poor supporting stability is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a climbing frame for electrical fault maintenance aiming at the defects of the prior art, and the climbing frame effectively solves the problems that the climbing frame in the prior art cannot be adjusted in height, so that the applicability is poor, the contact area between a roller and the ground is small through roller support during maintenance, the support stability is poor, and the like.

The technical scheme adopted by the utility model is as follows:

the utility model provides an electrical troubleshooting is with frame of ascending a height, includes base, elevating platform and drive assembly, it has first cat ladder to articulate on the base, be provided with the recess on the both sides of base lower surface relatively, be provided with the through-hole on the recess top, slide in the recess and set up the backup pad, be provided with a plurality of gyro wheels on the backup pad bottom, be provided with first U-shaped support relatively on the both sides at base top, it wears to be equipped with the sleeve to rotate on the first U-shaped support top, the sleeve internal thread is provided with the lead screw, the lead screw with the through-hole is aligned, two the top of lead screw respectively with elevating platform both sides fixed connection, the elevating platform front side articulates there is the second cat ladder, first cat ladder with second cat ladder sliding connection, drive assembly with muffjoint drives the sleeve rotates.

Furthermore, the driving assembly comprises a first bevel gear fixedly sleeved on the lower portion of the sleeve, a second U-shaped support arranged on the top of the base and a motor arranged on the top of the base, two rotating shafts are oppositely arranged on two sides of the second U-shaped support in a penetrating mode, two second bevel gears and third bevel gears are arranged at two ends of each rotating shaft respectively, the second bevel gears are meshed with the first bevel gears, a fourth bevel gear is arranged on an output shaft of the motor, the two third bevel gears are respectively located on two sides of the fourth bevel gear, and the fourth bevel gears are respectively meshed with the third bevel gears on two sides.

Furthermore, T-shaped sliding blocks are arranged on two sides of the first crawling ladder, T-shaped sliding grooves are arranged on two sides of the second crawling ladder, and the T-shaped sliding blocks are arranged in the T-shaped sliding grooves in a sliding mode.

Furthermore, a limiting block is arranged at the bottom of the groove.

Furthermore, a guardrail is arranged on the lifting platform.

Further, the sleeve is connected with the first U-shaped support through a bearing.

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

1. the sleeve barrel driving the two sides of the climbing frame is driven to rotate through the driving assembly, the sleeve barrel drives the screw rod to lift, the lifting platform is driven to lift through the screw rod to adjust the height of the lifting platform, the climbing frame is suitable for electrical equipment maintenance of different heights, and the applicability of the climbing frame is effectively improved.

2. After the screw rod is driven by the driving assembly to rise to a proper height, the supporting force of the screw rod on the supporting plate disappears, so that the roller wheel drives the supporting plate to slide upwards in the groove under the action force of the ground, and finally the roller wheel slides into the groove while the base is supported on the ground, so that the supporting area is increased, and the supporting stability is effectively improved.

3. Through first cat ladder and second cat ladder sliding connection, first cat ladder bottom and base are articulated, and second cat ladder top and elevating platform are articulated for when the elevating platform goes up and down, first cat ladder and second cat ladder carry out the relative slip in order to realize length adjustment according to base and elevating platform between apart from the self-adaptation, when being favorable to the elevating platform to go up and down, conveniently utilize cat ladder elevating platform in the maintenance personal, provide convenience for maintenance work.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the internal structure of the ascending state of the present invention;

FIG. 3 is a schematic diagram of the internal structure of the descending state of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 1;

FIG. 5 is an enlarged view of FIG. 2 at B;

FIG. 6 is an enlarged view of FIG. 3 at C;

in the figure: 1. a guardrail; 2. a lifting platform; 3. a screw rod; 4. a sleeve; 5. a first U-shaped bracket; 6. a first bevel gear; 7. a base; 8. a motor; 9. a first ladder stand; 10. a second ladder stand; 11. a T-shaped slider; 12. a T-shaped chute; 13. a through hole; 14. a groove; 15. a support plate; 16. a roller; 17. a limiting block; 18. a rotating shaft; 19. a second U-shaped bracket; 20. a third bevel gear; 21. a fourth bevel gear; 22. a second bevel gear; 23. and a bearing.

Detailed Description

In order to better understand the technical content of the utility model, specific embodiments are provided below, and the utility model is further described with reference to the accompanying drawings.

Referring to fig. 1 to 6, the utility model provides a climbing frame for electrical troubleshooting, comprising a base 7, a lifting platform 2 and a driving assembly, wherein a first ladder 9 is hinged on the base 7, the bottom of the first ladder 9 is hinged with the top of the base 7, grooves 14 are oppositely arranged on two sides of the lower surface of the base 7, through holes 13 are arranged on the tops of the grooves 14, a supporting plate 15 is arranged in the grooves 14 in a sliding manner, rollers 16 are respectively arranged on the front side and the rear side of the bottom of the supporting plate 15, first U-shaped brackets 5 are oppositely arranged on two sides of the top of the base 7, a sleeve 4 is arranged on the top of each first U-shaped bracket 5 in a penetrating manner, the sleeve 4 is rotatably connected with the first U-shaped brackets 5, internal threads are arranged in the sleeve 4, a screw rod 3 is arranged in the sleeve 4, the screw rod 3 is in threaded connection with the sleeve 4, the screw rod 3 is aligned with the through holes 13, the tops of the screw rods 3 on two sides are respectively and fixedly connected with two sides of the bottom of the lifting platform 2, the front side of the lifting platform 2 is hinged with a second ladder stand 10, the top of the second ladder stand 10 is hinged with the front side of the lifting platform 2, a first slide 9 is connected with the second ladder stand 10 in a sliding mode, and a driving assembly is respectively connected with the sleeves 4 on the two sides and drives the sleeves 4 to horizontally rotate on the top of the first U-shaped support 5.

Further, the driving assembly comprises a first bevel gear 6 fixedly sleeved on the lower portion of the sleeve 4, a second U-shaped support 19 arranged on the top of the base 7, and a motor 8 arranged on the top of the base 7, wherein two side walls of the second U-shaped support 19 are provided with rotating shafts 18 in a relatively penetrating manner, the rotating shafts 18 are rotatably connected with the second U-shaped support 19, the outer end and the inner end of each rotating shaft 18 are respectively provided with a second bevel gear 22 and a third bevel gear 20, the second bevel gear 22 is meshed with the first bevel gear 6, an output shaft of the motor 8 is provided with a fourth bevel gear 21, the two third bevel gears 20 are respectively arranged on two sides of the fourth bevel gear 21, the fourth bevel gear 21 is respectively meshed with the third bevel gears 20 on two sides, the motor 8 drives the third bevel gears 20 on two sides to rotate through the fourth bevel gear 21, the third bevel gears 20 drive the second bevel gears 22 to rotate through the rotating shafts 18, the second bevel gears 22 drive the sleeve 4 to rotate through the first bevel gear 6, so that the sleeves 4 on the two sides respectively drive the screw rods 3 on the two sides to synchronously lift.

Specifically, the first ladder stand 9 is provided with T-shaped sliding blocks 11 on both sides, the second ladder stand 10 is provided with T-shaped sliding grooves 12 on both sides, and the T-shaped sliding blocks 11 are slidably arranged in the T-shaped sliding grooves 12, so that the first ladder stand 9 slides along the length direction of the second ladder stand 10.

Specifically, an annular limiting block 17 is arranged at the bottom of the groove 14, so that the supporting plate 15 is prevented from being separated from the bottom of the groove 14.

Specifically, be provided with guardrail 1 on elevating platform 2, fall when avoiding the maintainer to overhaul, improve the operation security.

Specifically, the sleeve 4 is rotatably connected with the first U-shaped bracket 5 through a bearing 23, so that the sleeve 4 horizontally rotates on the first U-shaped bracket 5 to drive the screw rod 3 to lift.

The working principle of the utility model is as follows:

when in maintenance, the roller 16 is used to move the ascending frame to the lower part of the electrical equipment, the motor 8 drives the fourth bevel gears 21 to rotate, the fourth bevel gears 21 drive the third bevel gears 20 on the two sides to rotate, the rotation directions of the third bevel gears 20 on the two sides are opposite, the third bevel gears 20 on the two sides respectively drive the rotating shafts 18 on the two sides to rotate on the two side walls of the second U-shaped bracket 19, the rotating shafts 18 on the two sides respectively drive the fourth bevel gears 21 on the outer ends thereof to rotate, the rotation directions of the fourth bevel gears 21 on the two sides are opposite, the fourth bevel gears 21 on the two sides respectively drive the first bevel gears 6 on the two sides to rotate, so that the rotation directions of the first bevel gears 6 on the two sides are the same, the first bevel gears 6 on the two sides respectively drive the sleeves 4 on the two sides to rotate in the same direction, the sleeves 4 on the two sides respectively drive the screw rods 3 on the two sides to synchronously ascend, so that the bottoms of the screw rods 3 ascend from the through holes 13 to the upper parts of the through holes 13, at this moment, the bottom of the screw rod 3 leaves the top of the supporting plate 15, the supporting force of the screw rod 3 on the supporting plate 15 disappears, the roller 16 drives the supporting plate 15 to slide upwards under the action of the ground, the roller 16 enters the groove 14 while the supporting plate 15 slides upwards in the groove 14, and the base 7 is in contact with the ground at this moment, so that the supporting area is effectively increased, and the supporting stability is improved. When the height of the ascending frame is adjusted, the motor 8 drives the fourth bevel gears 21 to rotate, the fourth bevel gears 21 drive the third bevel gears 20 on two sides to rotate, the third bevel gears 20 on two sides respectively drive the rotating shafts 18 on two sides to rotate, the rotating shafts 18 on two sides respectively drive the fourth bevel gears 21 on the outer ends to rotate, the fourth bevel gears 21 on two sides respectively drive the first bevel gears 6 on two sides to rotate, the first bevel gears 6 on two sides respectively drive the sleeves 4 on two sides to rotate in the same direction, the sleeves 4 on two sides respectively drive the screw rods 3 on two sides to synchronously lift, and the screw rods 3 drive the lifting platform 2 to lift. Because first cat ladder 9 is through T shape slider 11 and T shape spout 12 and second cat ladder 10 sliding connection, when elevating platform 2 goes up and down, first cat ladder 9 and second cat ladder 10 can be according to base 7 and elevating platform 2 between the distance self-adaptation carry on the relative slip in order to realize length adjustment, when being favorable to the elevating platform 2 to go up and down, conveniently in maintenance personal elevating platform, provide convenience for maintenance work, realize fast, convenient regulation elevating platform 2 height, make the frame of ascending a height be applicable to the electrical equipment maintenance of co-altitude, improve safety in utilization.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an electrical troubleshooting is with frame of ascending a height, includes base, elevating platform and drive assembly, it has first cat ladder to articulate on the base, be provided with the recess on the both sides of base lower surface relatively, be provided with the through-hole on the recess top, slide in the recess and set up the backup pad, be provided with a plurality of gyro wheels on the backup pad bottom, be provided with first U-shaped support relatively on the both sides at base top, it wears to be equipped with the sleeve to rotate on the first U-shaped support top, the sleeve internal thread is provided with the lead screw, the lead screw with the through-hole is aligned, two the top of lead screw respectively with elevating platform both sides fixed connection, the elevating platform front side articulates there is the second cat ladder, first cat ladder with second cat ladder sliding connection, drive assembly with muffjoint drives the sleeve rotates.

2. The electrical troubleshooting ascending frame according to claim 1, wherein: the drive assembly comprises a fixed sleeve, a first bevel gear, a second U-shaped support and a motor, wherein the first bevel gear is arranged on the lower portion of the sleeve, the second U-shaped support is arranged on the top of the base, the motor is arranged on the top of the base, rotating shafts are oppositely arranged on two sides of the second U-shaped support, two bevel gears and a third bevel gear are respectively arranged at two ends of each rotating shaft, the second bevel gear is meshed with the first bevel gear, a fourth bevel gear and two bevel gears are arranged on an output shaft of the motor, the third bevel gears are respectively arranged on two sides of the fourth bevel gear, and the fourth bevel gear is respectively meshed with the third bevel gears on two sides.

3. The electrical troubleshooting ascending frame according to claim 1, wherein: the ladder is characterized in that T-shaped sliding blocks are arranged on two sides of the first ladder stand, T-shaped sliding grooves are arranged on two sides of the second ladder stand, and the T-shaped sliding blocks are arranged in the T-shaped sliding grooves in a sliding mode.

4. The electrical troubleshooting ascending frame according to claim 1, wherein: and the bottom of the groove is provided with a limiting block.

5. The electrical troubleshooting ascending frame according to claim 1, wherein: and a guardrail is arranged on the lifting platform.

6. The electrical troubleshooting ascending frame according to claim 1, wherein: the sleeve is connected with the first U-shaped support through a bearing.