CN219279429U

CN219279429U - Transformer substation overhauling device

Info

Publication number: CN219279429U
Application number: CN202222713635.9U
Authority: CN
Inventors: 陈海雁; 王震宇; 吴水明; 王月娟
Original assignee: Suzhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Current assignee: Suzhou Power Supply Co of State Grid Jiangsu Electric Power Co Ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2023-06-30
Anticipated expiration: 2032-10-14

Abstract

The utility model relates to a substation maintenance device, comprising: the base, the universal wheel, elevating gear, the outward wheel that the base lower surface set up can be smooth drives this maintenance equipment and removes, and elevating gear's existence can reduce the danger like in the past when staff carries instrument and the part climbing cat ladder that needs to be changed, elevating gear can have a fine landing point for the staff simultaneously, thereby staff's work efficiency has been improved, staff can place instrument and required equipment of changing on the elevating platform simultaneously, in order to this improvement staff work efficiency also reduced staff's incident's possibility when overhauling the consumer.

Description

Transformer substation overhauling device

Technical Field

The utility model relates to an overhaul device, in particular to a transformer substation overhaul device.

Background

When overhauling to the consumer in the transformer substation, because of the difference of the distributed height of consumer, when overhauling the higher consumer of installation, current majority staff can adopt appurtenance, like instrument such as folding cat ladder assist the staff climbing to appointed high and maintain the consumer.

When the workers overhaul the electric equipment at a higher place, a plurality of tools are usually used, at the moment, the workers need to place a large number of tools in the tool kit and back on the tool kit to immediately start climbing the ladder so as to overhaul the electric equipment, when the workers carry more heavy tools to climb, the workers carry all tools and overhaul the electric equipment, the safety coefficient is low, and meanwhile, if emergency needs to be used, or when other parts are found to be damaged and need to be replaced in the overhaul process, the workers need to descend to the ground along the ladder, then take the required tools or other parts needing to be replaced, then climb the ladder again to repair the electric equipment, the working efficiency of the workers is reduced, and the danger of the workers in the working process can be improved.

Disclosure of Invention

The utility model aims to provide a transformer substation overhauling device which is used for solving the problems that in the process that a worker overhauls electric equipment at a higher place through a cat ladder, the safety coefficient is low, the worker is more on the back, the heavier tools are more inconvenient to climb, and meanwhile, if an emergency occurs, some non-carried tools are needed to be used, the worker needs to return to the ground along the cat ladder, so that the working efficiency is reduced.

The utility model provides a transformer substation overhauling device, which comprises: the lifting device comprises a supporting rod and a lifting table, wherein the tail end of the supporting rod is rotationally connected with the base through a first bearing, and the bottom of the lifting table is grooved and then sleeved on the supporting rod.

Further, the outer side wall of the supporting rod is provided with external threads, and an internal thread matched with the external threads is arranged in a groove formed in the bottom of the lifting table.

Further, the maintenance device further comprises a limiting block fixedly connected to the upper surface of the base, a first rectangular groove is formed in one side of the limiting block, a protrusion is fixedly connected to the outer side wall of the lifting table, the protrusion is slidably connected with the inner wall of the first rectangular groove, an annular rack is fixedly connected to the outer side wall of the supporting rod in a circle, a gear is horizontally meshed with the outer side of the rack, a first motor is fixedly connected to the gear through a transmission shaft, and the first motor is fixedly connected to the base.

Further, the maintenance device still includes the threaded rod, the second rectangular channel has been seted up to the stopper opposite side, the top of threaded rod is rotated with the top in second rectangular channel through the third bearing and is connected, the terminal rigid coupling of threaded rod has No. two motors, no. two motors and base between the rigid coupling, the threaded rod overcoat is equipped with the drive block, threaded connection between drive block and the threaded rod, be equipped with the connecting rod on the drive block, install on the connecting rod and put the thing basket.

Further, the tail end of the supporting rod extends into the base, a second bearing is sleeved at the position where the supporting rod is inserted into the base, and the outer circumferential wall of the second bearing is fixedly connected with the base.

Furthermore, a protective guard is arranged on the lifting table, a switch door is arranged on the protective guard, and the switch door is connected with the protective guard in a rotating way through a hinge.

Further, insulating materials are wrapped on the outer surfaces of the guard rail, the lifting table and the switch door.

Further, the connecting rod is C-shaped.

Further, a plurality of telescopic rods are arranged on the side wall of the base.

Compared with the prior art, the utility model has the remarkable advantages that:

1. the danger of workers carrying tools and parts to climb the ladder is reduced through the lifting device, meanwhile, the lifting platform can provide a good foothold for the workers, so that the working efficiency of the workers is improved, and the workers can place the tools and equipment to be replaced on the lifting platform, so that the working strength is reduced;

2. the second motor drives the threaded rod to rotate, so that the transmission block drives the storage basket to ascend or descend, when a worker forgets to carry some tools or equipment to be replaced, the worker on the ground can place the fetched tools in the storage basket, and then the storage basket is controlled to ascend through the control switch until the storage basket ascends to a position which can be reached by the worker who is carrying out maintenance operation.

Drawings

Fig. 1 is a main view of the present utility model.

Fig. 2 is a cross-sectional view of the present utility model.

In the figure: base 1, universal wheel 2, elevating gear 3, bracing piece 301, elevating platform 302, stopper 303, protruding 304, motor 305, gear 306, rack 307, threaded rod 4, motor 5, drive block 6, connecting rod 7, put basket 8, rail guard 9, switch door 10.

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 examples, which are obtained by a person skilled in the art without making any creative effort, are within the protection scope of the present utility model based on the examples, and the above technical solutions will be described in detail with reference to the drawings and the specific embodiments of the description.

The utility model provides a transformer substation overhauling device, which comprises: base 1, locate universal wheel 2 of base 1 lower surface to and install in elevating gear 3 of base 1 upper surface, its characterized in that: the lifting device 3 comprises a supporting rod 301 and a lifting platform 302, wherein the tail end of the supporting rod 301 is rotatably connected with the base 1 through a first bearing, and the bottom of the lifting platform 302 is sleeved on the supporting rod 301 after being grooved.

According to the utility model, the universal wheels 2 are arranged on the lower surface of the base 1, so that the base 1 and the lifting device 3 arranged at the upper end of the base can smoothly and conveniently move, the lifting device 3 can assist workers to overhaul electric equipment at a higher position, the workers can stand on the lifting platform 302, a foothold is provided for the workers, and meanwhile, the workers can place tools carried by the workers on the lifting platform 302, so that the working efficiency of the workers and the personal safety of the workers can be improved.

Further, the outer side wall of the supporting rod 301 is provided with an external thread, the lower end of the lifting platform 302 is provided with a groove, and the groove is internally provided with an internal thread matched with the external thread.

Further, the overhauling device 3 further comprises a limiting block 303 fixedly connected to the upper surface of the base 1, a first rectangular groove is formed in one side of the limiting block 303, a protrusion 304 is fixedly connected to the outer side wall of the lifting table 302, the protrusion 304 is slidably connected with the inner wall of the first rectangular groove, an annular rack 307 is fixedly connected to the outer side wall of the supporting rod 301 in a circle, a gear 306 is horizontally meshed with the outer side of the rack 307, a first motor 305 is fixedly connected to the gear 306 through a transmission shaft, and the first motor 305 is fixedly connected with the base 1.

After a worker pushes the maintenance device to the lower end of the electric equipment to be maintained, the worker ascends the lifting platform 302, in the embodiment, a control switch is adopted to control the first motor 305 to start and stop working, after the first motor 305 starts working, the gear 306 drives the rack 307 meshed with the first motor to rotate, the supporting rod 301 fixedly connected with the rack 307 also rotates along with the rack 307, in order to ensure that the lifting platform 302 in threaded connection with the outer side of the supporting rod 301 can smoothly spread out to achieve the purpose of ascending, in the embodiment, the upper surface of the base 1 is also provided with a limiting block 303, a first rectangular groove is formed on one side of the limiting block 303, meanwhile, a bulge 304 is fixedly connected between the side wall of the lifting platform 302 and the first rectangular groove in a sliding manner, and when the supporting rod 301 rotates, the lifting platform 302 sleeved at the upper end of the lifting platform cannot rotate under the limiting of the bulge 304 and the first rectangular groove, so that the inner side of the supporting rod 301 and the outer side of the lifting platform 302 are respectively provided with internal threads and external threads, and the outer threads of the lifting platform 302 can smoothly spread out, and the working efficiency of the lifting platform 302 can be improved, and the maintenance efficiency of the worker can be improved by the uniform speed when the lifting platform is stopped by the control of the motor, and the maintenance workers can be stopped when the lifting and the maintenance workers need to smoothly spread out the threads and stop working;

when the maintenance of the electric equipment is finished by the staff, the motor 305 is controlled to rotate reversely by the control switch, and the supporting rod 301 is rotated reversely, so that the lifting platform 302 descends;

the width of the protrusion 304 is adapted to the width of the first rectangular groove, so that vibration generated when the first motor 305 drives the lifting platform 302 to ascend or descend is reduced, the working efficiency is improved, meanwhile, the lifting platform 302 can be of a hollow structure, so that the weight of the lifting platform 302 is reduced, vibration generated during working is further reduced, the stability of equipment is improved, the side wall of the lifting platform 302 can also protect the supporting rod 301 after being recovered, and the contact between the supporting rod 301 and the outside air for a long time is reduced, so that the service life of the supporting rod 301 is reduced;

in this embodiment, a battery may be added to the base to power the first motor 305 and the control switch.

Further, the maintenance device further comprises a threaded rod 4, a second rectangular groove is formed in the other side of the limiting block 303, the top end of the threaded rod 4 is rotationally connected with the top end of the second rectangular groove through a third bearing, the tail end of the threaded rod 4 is fixedly connected with a No. two motor 5, the No. two motor 5 is fixedly connected with the base, a transmission block 6 is sleeved outside the threaded rod 4, the transmission block 6 is in threaded connection with the threaded rod 4, a connecting rod 7 is arranged on the transmission block 6, and a basket 8 is arranged on the connecting rod 7.

A second rectangular groove is formed on the other side of the limiting block 303, a threaded rod 4 is rotatably connected to the top end of the second rectangular groove through a bolt, a second motor 5 is fixedly connected to the tail end of the threaded rod 4, the second motor 5 is fixedly connected with the base 1, in the embodiment, the second motor 5 can be electrically connected with a control machine, so that a worker on the lifting platform 302 can control the start and stop of the second motor 5 through a control switch;

the transmission block 6 is connected with the external thread of the threaded rod 4, the transmission block 6 is fixedly connected with the connecting rod 7, the storage basket 8 is fixedly connected with the connecting rod 7, when tools which are not carried by staff or other parts which need to be replaced are found in the maintenance process, the tools or the parts are taken by the staff on the ground and then placed in the storage basket 8, then the staff on the lifting table 302 controls the second motor 5 to work through a control switch, then the threaded rod 4 rotates, and the transmission block 6 drives the connecting rod 7, the storage basket 8 and articles in the storage basket 8 to move upwards to a position which can be contacted by the staff in charge of maintenance through threads;

in this embodiment, the width of the transmission block 6 is adapted to the width of the second rectangular groove, so that the vibration generated during the rising process of the transmission block 6 can be reduced.

Further, the end of the supporting rod 301 extends into the base 1, a second bearing is sleeved at the position where the supporting rod 301 is inserted into the base 1, and the outer circumferential wall of the second bearing is fixedly connected with the base 1.

The support rod 301 is inserted into the base 1 to be sleeved with a second bearing, and meanwhile, the outer circumferential wall of the second bearing is fixedly connected with the base 1, so that vibration generated when the first motor 305 drives the support rod 301 to rotate is reduced.

Further, a guard rail 9 is installed on the lifting platform 302, a switch door 10 is provided on the guard rail 9, and the switch door 10 is rotatably connected with the guard rail 9 through a hinge.

Further, the outer surfaces of the guard rail 9, the lifting platform 302 and the switch door 10 are all wrapped with insulating materials.

In order to protect personal safety of staff, insulating materials are wrapped on the outer surfaces of the guard rail 9, the lifting platform 302 and the switch door 9, so that safety of the staff when overhauling electric equipment is improved, and the switch door 9 can enable the staff to conveniently and rapidly lift the lifting platform 302.

Further, the connecting rod 7 is C-shaped;

the connecting rod 7 is set to be C-shaped, and the storage basket 8 is fixedly connected to the upper end of the connecting rod 7, so that the storage basket 8 can be more close to a worker who is carrying out maintenance when the storage basket is lifted to a designated height, the worker can conveniently take articles in the storage basket 8, the working efficiency of the worker is improved, and the personal safety of the worker is also improved.

Further, a plurality of telescopic rods are installed on the side wall of the base 1.

After a worker pushes the maintenance device to the position below the electric equipment to be maintained, the worker manually pulls out the telescopic rod and pushes one end of the telescopic rod against the ground, so that the stability of the maintenance device is ensured;

in this embodiment, the base 1 is rectangular, and the positions of the telescopic rods are set at the short sides of one side and the long sides of both sides of the base 1, and the telescopic rods installed on the long sides of both sides are close to the short sides of one side where the telescopic rods are not installed, so that the positions where the three telescopic rods are fixedly connected form a triangle, so that the stability of the overhauling device is better.

Working principle:

when a worker finds out that a higher electric device breaks down, the worker places objects such as tool bags and the like on the base 1 or the lifting platform 302, immediately pushes the maintenance device to the position below the electric device to be maintained, pulls out the telescopic rod and props against the ground, so that the stability of the detection device is ensured, immediately places tools and parts to be replaced on the lifting platform 302, then the worker responsible for maintenance ascends the lifting platform 302, and starts the lifting platform 305 through a control switch, under the mutual coordination of the gear 306 and the rack 307, the supporting rod 301 starts to ascend at a constant speed through the mutual coordination between the internal threads and the external threads and the limiting effect of the limiting block 303 on the protrusion 304 until the lifting platform 302 ascends to the electric device to be maintained, and if other damaged parts are found to be replaced or a certain part of the lifting platform 302 is missed, at the moment, the worker on the ground ascends the lifting platform 8 through the control switch, the lifting platform 302 can ascend at a constant speed through the mutual coordination between the internal threads and the external threads, and the potential safety hazard of the worker can be reduced when the worker is required to take up the electric device to the lifting platform 8, and the potential safety hazard of the electric device is also avoided by the worker in a mode of driving the lifting device to be required to be carried by the threaded rod 6 when the worker is more than the electric device is required to be maintained, and the worker is required to climb the lifting the electric device to be more in a safety manner to be driven by the electric device to be required to be moved by the worker to be a service by the service basket 8;

after the equipment is overhauled, a worker can control the motor I305 to rotate reversely through the control switch, the purpose that the lifting platform 302 descends can be achieved at the moment, and then the worker withdraws the telescopic rod and pushes the overhauling device back.

As an optional implementation manner in this embodiment, a control switch may be additionally installed on the base 1, and the control switch is electrically connected with the storage battery, the first motor 305 and the second motor 5, so that if the control switch at the position of a worker responsible for overhauling the electric equipment fails or is damaged, the worker on the ground can control the overhauling device through the control switch on the base 1, thereby reducing the accident rate.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a transformer substation overhauls device which characterized in that: the lifting device comprises a base (1), universal wheels (2) arranged on the lower surface of the base (1), and a lifting device (3) arranged on the upper surface of the base (1), wherein the lifting device (3) comprises a supporting rod (301) and a lifting table (302), the tail end of the supporting rod (301) is rotatably connected with the base (1) through a first bearing, and the bottom of the lifting table (302) is grooved and then sleeved on the supporting rod (301).

2. A substation maintenance device according to claim 1, characterized in that: the outer side wall of the supporting rod (301) is provided with external threads, and the groove formed in the bottom of the lifting table (302) is internally provided with internal threads matched with the external threads.

3. A substation maintenance device according to claim 2, characterized in that: the overhauling device further comprises a limiting block (303) fixedly connected to the upper surface of the base (1), a first rectangular groove is formed in one side of the limiting block (303), a protrusion (304) is fixedly connected to the outer side wall of the lifting table (302), the protrusion (304) is slidably connected with the inner wall of the first rectangular groove, an annular rack (307) is fixedly connected to the outer side wall of the supporting rod (301) in a circle, a gear (306) is horizontally meshed with the outer side of the rack (307), a first motor (305) is fixedly connected to the gear (306) through a transmission shaft, and the first motor (305) is fixedly connected with the base (1).

4. A substation maintenance device according to claim 3, characterized in that: the overhauling device further comprises a threaded rod (4), a second rectangular groove is formed in the other side of the limiting block (303), the top end of the threaded rod (4) is connected with the top end of the second rectangular groove in a rotating mode through a third bearing, the tail end of the threaded rod (4) is fixedly connected with a second motor (5), the second motor (5) is fixedly connected with the base, a transmission block (6) is sleeved outside the threaded rod (4), the transmission block (6) is connected with the threaded rod (4) in a threaded mode, a connecting rod (7) is arranged on the transmission block (6), and a storage basket (8) is arranged on the connecting rod (7).

5. A substation maintenance device according to claim 2, characterized in that: the tail end of the supporting rod (301) extends into the base (1), a second bearing is sleeved at the position where the supporting rod (301) is inserted into the base (1), and the outer circumferential wall of the second bearing is fixedly connected with the base (1).

6. A substation maintenance device according to claim 1, characterized in that: the lifting platform (302) is provided with a protective guard (9), the protective guard (9) is provided with a switch door (10), and the switch door (10) is rotationally connected with the protective guard (9) through a hinge.

7. The substation maintenance device according to claim 6, wherein: the outer surfaces of the protective guard (9), the lifting table (302) and the switch door (10) are all wrapped with insulating materials.

8. The substation maintenance device according to claim 4, wherein: the connecting rod (7) is C-shaped.

9. A substation maintenance device according to claim 1, characterized in that: a plurality of telescopic rods are arranged on the side wall of the base (1).