CN216403560U

CN216403560U - Adjustable transformer lifting structure and lifting appliance

Info

Publication number: CN216403560U
Application number: CN202123126665.1U
Authority: CN
Inventors: 李国亮; 张�浩
Original assignee: SANBIAN SCI-TECH CO LTD
Current assignee: SANBIAN SCI-TECH CO LTD
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-29
Anticipated expiration: 2031-12-13

Abstract

The adjustable transformer lifting structure comprises a transformer and a lifting appliance; the lifting appliance comprises a lifting frame and three groups of lifting arms; a hanging ring is arranged at the center of the hanging bracket; the top of the suspension arm is connected with the suspension bracket in a sliding way, and the bottom of the suspension arm is sleeved in the inner ring of the transformer; three groups of adjusting beams are arranged on the hanger along the circumferential direction, and a plurality of fixing holes are formed in the adjusting beams; the suspension arms are fixedly connected with the corresponding adjusting beams through fasteners; the suspension arm comprises a suspension rod and a bearing plate, and the bearing plate is in contact with the bottom of the transformer. The adjustable transformer lifting structure is high in lifting efficiency; the lifting appliance is used for lifting the transformer by arranging three groups of lifting arms, and the lifting and conveying are stable and safe; the lifting appliance is used for adjusting the distance between the lifting arm and the central shaft of the lifting appliance by arranging the adjusting beam, can adapt to lifting of transformer transformers with different sizes and specifications, and is high in universality. Correspondingly, the utility model also provides an adjustable transformer lifting appliance.

Description

Adjustable transformer lifting structure and lifting appliance

Technical Field

The utility model relates to the technical field of transformers, in particular to an adjustable transformer lifting structure and an adjustable transformer lifting appliance.

Background

With the rapid development of the power industry in China, a large number of power plants and transformer substations are produced at the same time, and the transformer is used as a core component of the power plants and the transformer substations and has wide application in the power industry. At present, because the large-scale power transformer is oversize, the transformer main body and the lifting seat are generally assembled in a split transportation and field mode. During field assembly, a transformer is required to be arranged in the lifting seat; the transformer is an important part of the transformer, is an important ring for protecting the transformer, and is an indispensable ring, so that the installation quality of the transformer must be ensured.

The traditional transformer is usually installed in a 2-person lifting mode, and the installation is required three times (3 transformers need to be installed in a lifting seat). In the process of installation by using the method, because the distance between the mutual inductor and the inner wall of the lifting seat is only 10mm, workers can easily touch hands in the installation process, the production operation is unsafe, and the external insulation of the mutual inductor is easily damaged; and when 2 people lift together, if one person lifts improperly, the mutual inductor can incline and tip over, and potential safety hazards exist. In addition, as the capacity of the transformer is increased, the capacity and the weight of the transformer are increased, the weight of a single transformer can reach more than 70kg, and the transformer is difficult to install only by manpower. When the mutual inductor is hoisted in a soft lifting rope mode, the mutual inductor is round, so that the soft lifting rope is easy to slip off, and personnel and materials are damaged; and after the mutual inductor is installed in place, the soft lifting rope is difficult to take out due to the limitation of space distance.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a transformer hoisting structure with adjustable for overcome the above-mentioned problem that exists among the prior art. The adjustable transformer lifting structure is easy to implement, low in production cost and high in lifting efficiency; the lifting appliance is used for lifting the transformer by arranging three groups of lifting arms, and the lifting and conveying are stable and safe; and the lifting appliance is used for adjusting the distance between the lifting arm and the central shaft of the lifting appliance by arranging the adjusting beam, can be suitable for lifting transformer transformers with different sizes and specifications, and has wide application range. Correspondingly, this application still provides a transformer hoist with adjustable.

For the hoisting structure, the technical scheme of the application is as follows: the adjustable transformer hoisting structure comprises a transformer and a hoisting tool; the lifting appliance comprises a lifting frame and three groups of lifting arms; the top of the suspension arm is connected with the suspension bracket in a sliding manner, and the bottom of the suspension arm is sleeved into the inner ring of the transformer; a hanging ring is arranged at the center of the hanging bracket; three groups of adjusting beams are arranged on the hanger along the circumferential direction; the suspension arms are fixedly connected with the corresponding adjusting beams through fasteners; a plurality of fixing holes are formed in the adjusting beam; the suspension arm comprises a suspension rod and a bearing plate arranged at the bottom of the suspension rod; the bottom of the transformer is in contact with the bearing plate.

Compared with the prior art, the adjustable transformer lifting structure is ingenious in conception, easy to implement and low in production cost; the lifting appliance is designed in a triangular structural mode, the transformer is lifted by arranging three groups of lifting arms, and when the lifting arms are sleeved in the inner ring of the transformer, the three lifting arms share the weight of the transformer, so that the lifting and the conveying can be kept stable; the balance degree of the mutual inductor during hoisting is kept through three-point support, the phenomenon that the mutual inductor tilts and rocks during hoisting is avoided, and the conveying safety is high; the lifting appliance is provided with the adjusting beam, and the lifting arm can move relative to the adjusting beam so as to adjust the distance between the lifting arm and the central shaft of the lifting appliance, so that the lifting appliance can be suitable for lifting of mutual inductors with different sizes and specifications, and the application range is wide; in addition, the lifting appliance can lift a plurality of mutual inductors at one time, and the lifting efficiency is high.

Preferably, in the hoisting structure, the hanger comprises a disc, three support plates are arranged at the edge of the disc along the circumferential direction, and a chute is arranged on each support plate. The hanger adopts the structural design, so that the material consumption is saved, and the cost is favorably controlled; but also reduces the overall weight of the hanger.

As an optimization, in the hoisting structure, the adjusting beam is fixed on the corresponding supporting plate and comprises 2 symmetrically arranged fixing plates, and the top of the suspender is arranged between the two fixing plates; the fixed plate is provided with 6 groups of fixed holes, and each group comprises 2 fixed holes. At the moment, the adjustable range of the suspension arm reaches 300mm, and the universality of the lifting appliance is improved.

Preferably, in the hoisting structure, a reinforcing plate is fixed to the hanger rod. The design of the reinforcing plate increases the rigidity of the suspension arm, improves the structural strength of the suspension arm, and avoids the phenomenon that the suspension arm is deformed and damaged when the transformer is lifted.

Preferably, in the hoisting structure, the fastener is a toggle latch pin. The toggle bolt tongue pin has strong bearing capacity, the hanger and the suspension arm are fixed through the toggle bolt tongue pin and connected to form a whole, the structure is stable, the deformation is not easy to occur, and the service life of the hanger is prolonged; and its convenient to use, easy dismouting can break away from fast before the mutual-inductor is installed, have improved the installation effectiveness.

For the hoist, this application's technical scheme does: the adjustable transformer lifting appliance comprises a lifting frame and three groups of lifting arms; a hanging ring is arranged at the center of the hanging bracket; three groups of adjusting beams are arranged on the hanger along the circumferential direction; the suspension arms are fixedly connected with the corresponding adjusting beams through fasteners; a plurality of fixing holes are formed in the adjusting beam; the suspension arm comprises a suspension rod and a bearing plate arranged at the bottom of the suspension rod; the top of the suspender is connected with the hanger in a sliding manner, and the bearing plate is used for bearing the transformer.

Compared with the prior art, the adjustable transformer lifting appliance is designed in a triangular structure mode, is ingenious in conception and easy to implement; the transformer mutual inductor is hoisted by arranging the three groups of the suspension arms, when the suspension arms are sleeved in the inner ring of the mutual inductor, the three suspension arms mutually share the weight of the mutual inductor, so that the mutual inductor can be stably hoisted and transported, the phenomenon that the mutual inductor is inclined and shaken during hoisting is avoided, and the transportation safety is high; the lifting appliance is provided with the adjusting beam, and the lifting arm can move relative to the adjusting beam so as to adjust the distance between the lifting arm and the central shaft of the lifting appliance, so that the lifting appliance can be suitable for lifting of mutual inductors with different sizes and specifications, and the application range is wide; in addition, the lifting appliance can lift a plurality of mutual inductors at one time, and the lifting efficiency is high.

Preferably, in the lifting appliance, the lifting frame comprises a circular disc, three supporting plates are arranged on the edge of the circular disc along the circumferential direction, and sliding grooves are formed in the supporting plates. The hanger adopts the structural design, so that the material consumption is saved, and the cost is favorably controlled; but also reduces the overall weight of the hanger.

As an optimization, in the lifting appliance, the adjusting beam is fixed on the corresponding supporting plate and comprises 2 symmetrically arranged fixing plates, and the top of the suspension rod is arranged between the two fixing plates; the fixed plate is provided with 6 groups of fixed holes, and each group comprises 2 fixed holes. At the moment, the adjustable range of the suspension arm reaches 300mm, and the universality of the lifting appliance is improved.

Preferably, in the above-described hoist, a reinforcing plate is fixed to the hanger rod. The design of the reinforcing plate increases the rigidity of the suspension arm, improves the structural strength of the suspension arm, and avoids the phenomenon that the suspension arm is deformed and damaged when the transformer is lifted.

Preferably, in the aforementioned hanger, the fastener is a toggle latch pin. The toggle bolt tongue pin has strong bearing capacity, the hanger and the suspension arm are fixed through the toggle bolt tongue pin and connected to form a whole, the structure is stable, the deformation is not easy to occur, and the service life of the hanger is prolonged; and its convenient to use, easy dismouting can break away from fast before the mutual-inductor is installed, have improved the installation effectiveness.

Drawings

Fig. 1 is a schematic structural diagram of an adjustable transformer lifting structure of the present application;

FIG. 2 is a schematic structural diagram of an adjustable transformer hanger of the present application;

fig. 3 is a schematic structural view of a hanger in the embodiment of the present application.

The labels in the figures are: 1-a mutual inductor; 2-lifting appliance, 201-lifting frame, 2011-disc, 2012-supporting plate, 2013-sliding groove, 202-lifting arm, 2021-lifting rod, 2022-bearing plate, 2023-reinforcing plate, 203-lifting ring, 204-adjusting beam and 2041-fixing hole.

Detailed Description

The following further describes the present application with reference to the drawings and examples, but the present application is not limited thereto.

Referring to fig. 1, the adjustable transformer lifting structure of the present application includes a transformer 1 and a lifting appliance 2; the spreader 2 comprises a spreader 201 and three sets of booms 202; the top of the suspension arm 202 is connected with the suspension bracket 201 in a sliding manner, and the bottom of the suspension arm 202 is sleeved into the inner ring of the transformer 1; a hanging ring 203 is arranged at the center of the hanger 201 (the hanging ring 203 is connected with a lifting hook of a crane); three groups of adjusting beams 204 are arranged on the hanger 201 along the circumferential direction; the suspension arm 202 is fixedly connected with the corresponding adjusting beam 204 through a fastener 205; a plurality of fixing holes 2041 are formed in the adjusting beam 204; the suspension arm 202 comprises a suspension rod 2021 and a bearing plate 2022 arranged at the bottom of the suspension rod 2021; the bottom of the transformer 1 is in contact with the carrying plate 2022.

Example (b):

referring to fig. 3, in the present embodiment, the hanger 201 includes a circular disc 2011, three support plates 2012 are disposed on an edge of the circular disc 2011 along a circumferential direction, and a chute 2013 is disposed on the support plates 2012. The hanger 201 adopts the structural design, so that the material consumption is saved, and the cost is favorably controlled; but also reduces the overall weight of the hanger 201.

In this embodiment, the adjusting beam 204 is fixed on the corresponding supporting plate 2012, and includes 2 symmetrically arranged fixing plates, and the top of the suspension rod 2021 is disposed between the two fixing plates; the fixed plate is provided with 6 groups of fixed holes, and each group comprises 2 fixed holes (namely each fixed plate is provided with 12 fixed holes 2041). At this time, the adjustable range of the boom 202 reaches 300mm, which increases the versatility of the spreader 2. Furthermore, the suspension rod 2021 is fixedly connected with the two corresponding fixed plates through 2 high-strength toggle bolt-tongue pins. Therefore, when the toggle bolt is installed, the locking is not needed by a tool, the fixing can be completed only by shifting the limiting piece at the end part of the toggle bolt tongue pin, the use is convenient, and the disassembly and the assembly are easy.

In this embodiment, a reinforcing plate 2023 is fixed to the suspension rod 2021. Due to the design of the reinforcing plate 2023, the rigidity of the suspension arm 202 is increased, the structural strength of the suspension arm is improved, and the phenomenon that the suspension arm 202 is deformed and damaged when the transformer 1 is lifted is avoided.

Referring to fig. 2 and 3, the adjustable transformer hanger of the present application includes a hanger 201 and three sets of booms 202; a hanging ring 203 is arranged at the center of the hanging bracket 201; the suspension arm 202 comprises a suspension rod 2021 and a bearing plate 2022 arranged at the bottom of the suspension rod 2021, the bearing plate 2022 is used for bearing the transformer 1, and a reinforcing plate 2023 is fixed on the suspension rod 2021 (the suspension rod 2021, the bearing plate 2022 and the reinforcing plate 2023 can be connected by welding); the hanger 201 comprises a disc 2011, three support plates 2012 are uniformly arranged at the edge of the disc 2011 along the circumferential direction (the disc 2011 and the support plates 2012 are integrally formed, so that the manufacture is convenient), a chute 2013 is arranged on the support plates 2012, and the suspender 2021 is positioned in the chute 2013 (the suspender 2021 can slide in the chute 2013, so as to adjust the distance between the suspension arm 202 and the central shaft of the hanger); each supporting plate 2012 is provided with a group of adjusting beams 204, each adjusting beam 204 comprises 2 fixing plates (the fixing plates can be welded with the supporting plates 2012), and the top of the suspension rod 2021 is located between the two fixing plates; each fixed plate is provided with 6 groups of fixed holes 2041, and each group comprises 2 fixed holes 2041; the suspension rod 2021 is fixed to one of the fixing holes 2041 of the corresponding adjusting beam 204 by toggle latch pins (i.e., the suspension rod 2021 is fixedly connected to the corresponding adjusting beam 204 by 2 toggle latch pins).

Before installation, a toggle latch pin is pulled out, the hanger rod 2021 is inclined inwards, and after the three groups of hanger arms 202 completely enter the inner ring of the mutual inductor 1, the pulled toggle latch pin is fixed again. After the suspension arm 202 is fixed by using two toggle bolt-tongue pins, the suspension arm cannot shake, and the stability of hoisting is improved.

The above general description of the utility model and the description of its specific embodiments in this application should not be construed as limiting the scope of the utility model. Those skilled in the art can add, reduce or combine the technical features disclosed in the general description and/or the specific embodiments (including the examples) to form other technical solutions within the scope of the present application according to the disclosure of the present application without departing from the components of the present invention.

Claims

1. Transformer transformer hoisting structure with adjustable, its characterized in that: the lifting appliance comprises a transformer (1) and a lifting appliance (2); the spreader (2) comprises a hanger (201) and three sets of booms (202); the top of the suspension arm (202) is connected with the hanger (201) in a sliding mode, and the bottom of the suspension arm (202) is sleeved into an inner ring of the transformer (1); a hanging ring (203) is arranged at the center of the hanging bracket (201); three groups of adjusting beams (204) are arranged on the hanger (201) along the circumferential direction; the suspension arm (202) is fixedly connected with the corresponding adjusting beam (204) through a fastener (205); a plurality of fixing holes (2041) are formed in the adjusting beam (204); the suspension arm (202) comprises a suspension rod (2021) and a bearing plate (2022) arranged at the bottom of the suspension rod (2021); the bottom of the transformer (1) is in contact with the bearing plate (2022).

2. The adjustable transformer lifting structure of claim 1, wherein: gallows (201) are equipped with three backup pads (2012) along circumference including disc (2011), disc (2011) edge, are equipped with spout (2013) on backup pad (2012).

3. The adjustable transformer lifting structure of claim 2, wherein: the adjusting beam (204) is fixed on the corresponding supporting plate (2012) and comprises 2 fixing plates which are symmetrically arranged, and the top of the suspender (2021) is arranged between the two fixing plates; the fixed plate is provided with 6 groups of fixed holes (2041), and each group comprises 2 fixed holes (2041).

4. The adjustable transformer lifting structure of claim 1, wherein: a reinforcing plate (2023) is fixed on the suspension rod (2021).

5. The adjustable transformer lifting structure according to any one of claims 1 to 4, wherein: the fastener (205) is a toggle latch pin.

6. Transformer transformer hoist with adjustable, its characterized in that: the spreader (2) comprises a hanger (201) and three sets of booms (202); a hanging ring (203) is arranged at the center of the hanging bracket (201); three groups of adjusting beams (204) are arranged on the hanger (201) along the circumferential direction; the suspension arm (202) is fixedly connected with the corresponding adjusting beam (204) through a fastener (205); a plurality of fixing holes (2041) are formed in the adjusting beam (204); the suspension arm (202) comprises a suspension rod (2021) and a bearing plate (2022) arranged at the bottom of the suspension rod (2021); the top of the suspender (2021) is connected with the hanger (201) in a sliding manner, and the bearing plate (2022) is used for bearing the transformer (1).

7. The adjustable transformer hanger of claim 6, wherein: gallows (201) are equipped with three backup pads (2012) along circumference including disc (2011), disc (2011) edge, are equipped with spout (2013) on backup pad (2012).

8. The adjustable transformer hanger of claim 7, wherein: the adjusting beam (204) is fixed on the corresponding supporting plate (2012) and comprises 2 fixing plates which are symmetrically arranged, and the top of the suspender (2021) is arranged between the two fixing plates; the fixed plate is provided with 6 groups of fixed holes (2041), and each group comprises 2 fixed holes (2041).

9. The adjustable transformer hanger of claim 6, wherein: a reinforcing plate (2023) is fixed on the suspension rod (2021).

10. The adjustable transformer hanger of any of claims 6 to 9, wherein: the fastener (205) is a toggle latch pin.