Lifting equipment for transformer installation

Abstract

The utility model relates to the technical field of lifting equipment, and discloses lifting equipment for transformer installation, which comprises an equipment base, four universal wheels are installed at the bottom of the equipment base, two first fixing blocks are symmetrically and fixedly installed at the top of the equipment base, and telescopic folding mechanisms are installed on the two first fixing blocks. Second fixing blocks are connected to the tops of the two telescopic folding mechanisms correspondingly, telescopic cylinders are connected between the two first fixing blocks and the two telescopic folding mechanisms correspondingly, and a carrying plate is fixedly installed between the tops of the two second fixing blocks. The transformer installation lifting equipment is small in structure, lifting and unfolding operation can be conveniently carried out in a room and at the position with small space, installation of an indoor transformer is facilitated, meanwhile, the lifting equipment is provided with a folding and unfolding structure, and lifting operation can be stably and effectively carried out on the transformer.

Description

Technical Field

[0001] The utility model belongs to the technical field of lifting equipment, in particular to a lifting equipment used for transformer installation. Background Art

[0002] The transformer is composed of an iron core (or magnetic core) and a coil. The coil has two or more windings, of which the winding connected to the power supply is called the primary coil, and the remaining windings are called the secondary coils. It can transform AC voltage, current and impedance. When the transformer is installed outdoors, it is generally suspended by a crane to the installation height for installation. However, when installing the transformer in some places with limited indoor space, it is difficult for the crane to enter and start use. Therefore, in view of the above problems, it is necessary to design a lifting device for transformer installation. Utility Model Content

[0003] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lifting device for transformer installation, comprising an equipment base, four universal wheels are installed at the bottom of the equipment base, two first fixed blocks are symmetrically fixedly installed on the top of the equipment base, telescopic folding mechanisms are installed on the two first fixed blocks, the tops of the two telescopic folding mechanisms are connected to second fixed blocks, telescopic cylinders are connected between the two first fixed blocks and the two telescopic folding mechanisms respectively, and a supporting plate is fixedly installed between the tops of the two second fixed blocks.

[0004] Preferably, the two telescopic folding mechanisms include a triangular plate, an upper adjusting frame and a lower adjusting frame, the lower adjusting frame includes a first adjusting arm and two second adjusting arms, the first adjusting arm is rotatably connected to the middle part of the first fixed block, one end of the first adjusting arm is rotatably connected to the lower part of the triangular plate, the two second adjusting arms are rotatably connected to the two sides of the first fixed block, the lower part of the triangular plate is fixedly connected with a fixed shaft, one side of the two second adjusting arms are respectively rotatably connected to the two ends of the fixed shaft, one end of the two second adjusting arms are rotatably connected to an adjusting rod, the upper adjusting frame includes a third adjusting arm and two fourth adjusting arms, the third adjusting arm is rotatably connected between the middle part of the second fixed block and the upper part of the triangular plate, the two fourth adjusting arms are rotatably connected between the two sides of the second fixed block and the two sides of the triangular plate, and a connecting shaft is rotatably connected between the lower parts of the two fourth adjusting arms, the upper parts of the two adjusting rods are rotatably connected to the two ends of the connecting shaft, the lower part of the telescopic cylinder is rotatably connected to the middle part of the first fixed block, and the telescopic end of the telescopic cylinder is rotatably connected to the middle part of the connecting shaft, so that the extension and lifting adjustment can be effectively performed.

[0005] Preferably, two extension plates are provided on the top of the supporting plate, both ends of the supporting plate are connected to the two extension plates by hinges, and both ends of the bottom of the supporting plate are fixedly installed with resistance blocks, and the supporting area of ​​the supporting plate can be increased by unfolding the two extension plates.

[0006] Compared with the prior art, the beneficial effects of the utility model are as follows: by providing a first fixed block, a telescopic folding mechanism, a second fixed block, a telescopic cylinder, a supporting plate, a triangular plate, a first adjusting arm, a second adjusting arm, a fixed shaft, an adjusting rod, a third adjusting arm, a fourth adjusting arm, a connecting shaft, an extension plate, a hinge and a resistance block, the structure of the transformer installation lifting device is smaller, which is convenient for lifting and unfolding operations indoors and in locations with smaller spaces, thereby facilitating the installation of indoor transformers. At the same time, the lifting device has a folding and stretching structure, which can stably and effectively lift the transformer, and the lifting device has an expandable supporting platform, which can be adjusted according to actual use requirements to facilitate the installation operation of the transformer; at the same time, the lifting device has a simple structural design, is convenient and quick to use and operate, and has stable and reliable lifting, and its performance can meet the use requirements of indoor installation of transformers. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0008] In the attached picture:

[0009] Figure 1 This is a schematic diagram of the structure of the lifting device used for transformer installation in the utility model;

[0010] Figure 2 For this utility model Figure 1 The local structure of Figure 1 ;

[0011] Figure 3 For this utility model Figure 1 The local structure of Figure 2 ;

[0012] In the figure: 1. Equipment base; 2. Universal wheel; 3. First fixed block; 4. Telescopic and folding mechanism; 5. Second fixed block; 6. Telescopic cylinder; 7. Support plate; 8. Triangular plate; 9. First adjusting arm; 10. Second adjusting arm; 11. Fixed shaft; 12. Adjusting rod; 13. Third adjusting arm; 14. Fourth adjusting arm; 15. Connecting shaft; 16. Extension plate; 17. Hinge; 18. Resistance block. DETAILED DESCRIPTION

[0013] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0014] Depend on Figures 1 to 3 The utility model includes an equipment base 1, and four universal wheels 2 with braking function are installed at the bottom of the equipment base 1. Through the setting of the universal wheels 2, the equipment can be effectively moved and stably used. Two first fixed blocks 3 with oblique grooves in the middle are symmetrically fixedly installed on the top of the equipment base 1. Telescopic folding mechanisms 4 are installed on the two first fixed blocks 3. The tops of the two telescopic folding mechanisms 4 are connected with second fixed blocks 5 with oblique grooves in the middle. Telescopic cylinders 6 for stretching and lifting adjustment are connected between the two first fixed blocks 3 and the two telescopic folding mechanisms 4 respectively. A supporting plate 7 for lifting the transformer is fixedly installed between the tops of the two second fixed blocks 5. Two expansion plates 16 that can increase the supporting area of ​​the supporting plate 7 are provided on the top of the supporting plate 7. Both ends of the supporting plate 7 are connected to the two expansion plates 16 by hinges 17. Both ends of the bottom of the supporting plate 7 are fixedly installed with abutment blocks 18 for unfolding the expansion plates 16 and supporting them. By unfolding the two expansion plates 16, the supporting area of ​​the supporting plate 7 can be increased.

[0015] The two telescopic folding mechanisms 4 each include a triangular plate 8, an upper adjustment frame and a lower adjustment frame, the lower adjustment frame includes a first adjustment arm 9 and two second adjustment arms 10, the first adjustment arm 9 is rotatably connected to the middle of the first fixed block 3, one end of the first adjustment arm 9 is rotatably connected to the lower part of the triangular plate 8, the two second adjustment arms 10 are rotatably connected to the two sides of the first fixed block 3, the lower part of the triangular plate 8 is fixedly connected to a fixed shaft 11, one side of the two second adjustment arms 10 is rotatably connected to the two ends of the fixed shaft 11, and one end of the two second adjustment arms 10 is rotatably connected to an adjustment rod 12; the upper adjustment frame includes The third adjusting arm 13 and the two fourth adjusting arms 14, the third adjusting arm 13 is rotatably connected between the middle of the second fixed block 5 and the upper part of the triangular plate 8, the two fourth adjusting arms 14 are rotatably connected between the two sides of the second fixed block 5 and the two sides of the triangular plate 8, and a connecting shaft 15 is rotatably connected between the lower parts of the two fourth adjusting arms 14, the upper parts of the two adjusting rods 12 are rotatably connected to the two ends of the connecting shaft 15 respectively, the lower part of the telescopic cylinder 6 is rotatably connected to the middle part of the first fixed block 3, and the telescopic end of the telescopic cylinder 6 is rotatably connected to the middle part of the connecting shaft 15, so that the extension and lifting adjustment can be effectively performed;

[0016] By starting the two telescopic cylinders 6 to extend, the extension of the two telescopic cylinders 6 will push the upper adjusting frame to rotate through the two connecting shafts 15, and the rotation of the upper adjusting frame will drive the lower adjusting frame to rotate and adjust through the adjusting rod 12, the triangular plate 8 and the fixed shaft 11. The adjustment of the upper and lower adjusting frames will be unfolded and lifted through the triangular plate 8, so that the supporting plate 7 will be lifted and adjusted through the two second fixed blocks 5; and placing the transformer on the surface of the supporting plate 7 can conveniently and effectively lift it to a high place for installation operations.

[0017] The transformer installation lifting device has a small structure, which is convenient for lifting and unfolding operations indoors and in locations with small spaces, thereby facilitating the installation of indoor transformers. At the same time, the lifting device has a folding and stretching structure, which can stably and effectively lift the transformer, and the lifting device has an expandable supporting platform, which can be adjusted according to actual usage requirements to facilitate the installation operation of the transformer.

Claims

1. A lifting device for transformer installation, comprising a device base (1), characterized in that: Four universal wheels (2) with a braking function are installed at the bottom of the equipment base (1); two first fixed blocks (3) with oblique grooves in the middle are symmetrically fixedly installed on the top of the equipment base (1); telescopic folding mechanisms (4) are installed on the two first fixed blocks (3); the tops of the two telescopic folding mechanisms (4) are connected to second fixed blocks (5) with oblique grooves in the middle; telescopic cylinders (6) for extending and lifting adjustment are connected between the two first fixed blocks (3) and the two telescopic folding mechanisms (4); and a supporting plate (7) for lifting the transformer is fixedly installed between the tops of the two second fixed blocks (5).

2. A lifting device for transformer installation according to claim 1, characterized in that: The two telescopic folding mechanisms (4) each comprise a triangular plate (8), an upper adjustment frame and a lower adjustment frame, the lower adjustment frame comprising a first adjustment arm (9) and two second adjustment arms (10), the first adjustment arm (9) being rotatably connected to the middle of the first fixed block (3), one end of the first adjustment arm (9) being rotatably connected to the lower part of the triangular plate (8), the two second adjustment arms (10) being rotatably connected to the two sides of the first fixed block (3), the lower part of the triangular plate (8) being fixedly connected to a fixed shaft (11), one side of the two second adjustment arms (10) being rotatably connected to the two ends of the fixed shaft (11), and one end of the two second adjustment arms (10) being rotatably connected to an adjustment rod (12).

3. A lifting device for transformer installation according to claim 2, characterized in that: The upper adjustment frame comprises a third adjustment arm (13) and two fourth adjustment arms (14); the third adjustment arm (13) is rotatably connected between the middle of the second fixed block (5) and the upper part of the triangular plate (8); the two fourth adjustment arms (14) are rotatably connected between the two sides of the second fixed block (5) and the two sides of the triangular plate (8); a connecting shaft (15) is rotatably connected between the lower parts of the two fourth adjustment arms (14); the upper parts of the two adjustment rods (12) are rotatably connected to the two ends of the connecting shaft (15) respectively; the lower part of the telescopic cylinder (6) is rotatably connected to the middle part of the first fixed block (3); and the telescopic end of the telescopic cylinder (6) is rotatably connected to the middle part of the connecting shaft (15).

4. A lifting device for transformer installation according to claim 1, characterized in that: The top of the supporting plate (7) is provided with two expansion plates (16) capable of increasing the supporting area of ​​the supporting plate (7); both ends of the supporting plate (7) are connected to the two expansion plates (16) via hinges (17); and both ends of the bottom of the supporting plate (7) are fixedly provided with abutment blocks (18) for unfolding the expansion plates (16) and supporting them.

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