Ultra-large transformer trolley with air bag jacking function

Abstract

The ultra-large transformer trolley comprises a bottom plate, moving wheels are fixedly installed at the four corners of the bottom of the bottom plate, guide rods are fixedly connected to the four corners of the top of the bottom plate, and a transformer positioning mechanism is connected to the four guide rods in a sliding mode in the axial direction. A jacking air bag is fixedly installed in the center of the top of the bottom plate, the top of the jacking air bag is fixedly connected with a transformer positioning mechanism through screws, an air pump is fixedly installed on the top of the bottom plate, and the air pump is connected with the inflation end of the jacking air bag. The air bag jacking ultra-large type transformer trolley is reasonable in structural design and convenient to use, when a transformer is transported, effective limiting can be conducted from the four side faces of the transformer, so that the transportation stability is guaranteed, the transformer can be conveniently hoisted and taken down, the transportation and installation efficiency is improved, and the use requirement can be comprehensively met.

Description

Technical Field

[0001] The utility model relates to the technical field of transformer trolleys, in particular to an airbag-lifted super-large transformer trolley. Background Art

[0002] At present, when using a transformer trolley to transport the transformer, some of them are fixed on the trolley by bolt installation. This method has the problem of cumbersome disassembly and assembly, which reduces work efficiency; or it is directly placed on the trolley, and the stability during transportation cannot be guaranteed, so it is difficult to fully meet the use requirements. For this reason, we propose an airbag-lifted super-large transformer trolley to solve the problems raised in the above background technology. Utility Model Content

[0003] The utility model aims to provide an extra-large transformer trolley with airbag lifting to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an airbag-lifted super-large transformer trolley, comprising a base plate, movable wheels are fixedly installed at the four corners of the bottom of the base plate, guide rods are fixedly connected to the four corners of the top of the base plate, a transformer positioning mechanism is axially slidably connected to the four guide rods, a lifting airbag is fixedly installed at the center position of the top of the base plate, the top of the lifting airbag is fixedly connected to the transformer positioning mechanism by screws, an air pump is fixedly installed on the top of the base plate, and the air pump is connected to the inflation end of the lifting airbag.

[0005] Furthermore, the transformer positioning mechanism includes a support block, which is axially slidably connected to the four guide rods and fixedly connected to the lifting airbag at the bottom. An adjustment cavity is symmetrically opened inside the support block, and a transmission cavity is opened inside the support block and between the two adjustment cavities. A stepper motor is fixedly installed on the front of the support block, and the output shaft of the stepper motor passes through the transmission cavity and is fixedly connected to an active bevel gear. A bearing seat is fixedly installed on the side of the inner wall of the adjusting cavity, and a screw is rotatably connected in the bearing seat. One end of the screw passes through the bearing seat, the adjustment cavity and the transmission cavity in turn and extends to the transmission cavity and is fixedly connected to a driven bevel gear used in conjunction with the active bevel gear. A moving block is threadedly connected to the surface of the screw located in the adjusting cavity, and a connecting plate is fixedly installed on the top of the moving block. The top of the connecting plate passes through the outside of the support block and is fixedly connected to a main splint.

[0006] Furthermore, a slide groove is symmetrically opened on the inner side of the main splint, a cross bar is fixedly installed inside the slide groove, a slider is axially slidably connected to the cross bar, a vertical plate is symmetrically installed on the top of the support block, a shell sleeve is fixedly connected to the inner side of the vertical plate through a cylinder, a secondary splint is symmetrically slidably connected to the inside of the shell sleeve, and one end of the secondary splint passes through the outside of the shell sleeve and is fixedly connected to the slider.

[0007] Furthermore, a baffle is fixedly connected to the top end of the guide rod.

[0008] Furthermore, a through groove matched with the connecting plate is formed on the top of the support block, and a drainage hole communicating with the regulating cavity is formed on the bottom of the support block.

[0009] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0010] After the utility model places the transformer to be transported on the top of the support block, according to its length, the stepper motor can be turned on, so that its output shaft drives the active bevel gear to rotate, and the driven bevel gear meshing therewith drives the screw to rotate under the connection with the bearing seat, and the moving block threadedly connected thereto drives the main clamping plate to move inwardly under the connection limit guide of the connecting plate and the connecting groove, at this time, the auxiliary clamping plate can be retracted to the inside of the shell sleeve to achieve left and right clamping, and then according to the width of the transformer, the cylinder is opened, and its telescopic end can drive the shell sleeve to move inwardly, and under the connection of the auxiliary clamping plate, The slider can slide on the cross bar and be clamped from the front and back directions by the shell and the auxiliary clamping plate. By turning on the air pump, gas can be filled into the lifting airbag, and then the support block can be pushed to move vertically upward under the guidance of the four guide rods, which facilitates the installation of the transformer. The super-large transformer trolley lifted by the airbag has a reasonable structural design and is easy to use. When transporting the transformer, it can be effectively limited from the four sides of the transformer, thereby ensuring the stability of transportation, and facilitating the lifting and removal of the transformer, thereby improving the efficiency of transportation and installation, and can fully meet the use requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural cross-sectional view of the utility model;

[0012] Figure 2 This is a structural cross-sectional view of the transformer positioning mechanism of the utility model;

[0013] Figure 3 It is a three-dimensional structural schematic diagram of the transformer positioning mechanism of the utility model.

[0014] In the figure: 1 bottom plate, 2 moving wheel, 3 guide rod, 4 transformer positioning mechanism, 41 support block, 42 ​​adjustment chamber, 43 transmission chamber, 44 stepping motor, 45 driving bevel gear, 46 bearing seat, 47 screw, 48 driven bevel gear, 49 moving block, 410 connecting plate, 411 main splint, 412 slide groove, 413 cross bar, 414 slider, 415 vertical plate, 416 cylinder, 417 shell, 418 auxiliary splint, 5 lifting airbag, 6 air pump, 7 baffle. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] See also Figure 1-3 A super-large transformer trolley with airbag lifting includes a base plate 1, movable wheels 2 are fixedly installed at the four corners of the bottom of the base plate 1, guide rods 3 are fixedly connected to the four corners of the top of the base plate 1, a transformer positioning mechanism 4 is axially slidably connected to the four guide rods 3, a lifting airbag 5 is fixedly installed at the center position of the top of the base plate 1, the top of the lifting airbag 5 is fixedly connected to the transformer positioning mechanism 4 by screws, and an air pump 6 is fixedly installed on the top of the base plate 1, and the air pump 6 is connected to the inflation end of the lifting airbag 5.

[0017] Specifically, the transformer positioning mechanism 4 includes a support block 41, which is axially slidably connected to the four guide rods 3 and fixedly connected to the lifting airbag 5 at the bottom. An adjusting cavity 42 is symmetrically opened inside the support block 41, and a transmission cavity 43 is opened inside the support block 41 and located between the two adjusting cavities 42. A stepper motor 44 is fixedly installed on the front of the support block 41, and the output shaft of the stepper motor 44 passes through the transmission cavity 43 and is fixedly connected to a driving bevel gear 45. A bearing seat 46 is fixedly installed on the side of the inner wall of the adjusting cavity 42, and a screw rod 47 is rotatably connected in the bearing seat 46. One end of the screw rod 47 passes through the bearing seat 46, the adjusting cavity 42 and the transmission cavity 43 in turn and extends to the transmission cavity 43 and is fixedly connected to a driven bevel gear 48 used in conjunction with the driving bevel gear 45. A moving block 49 is threadedly connected to the surface of the screw rod 47 located in the adjusting cavity 42, and a connecting plate 410 is fixedly installed on the top of the moving block 49. The top of the connecting plate 410 passes through the outside of the support block 41 and is fixedly connected to a main splint 411.

[0018] Specifically, a slide groove 412 is symmetrically provided on the inner side of the main splint 411, a cross bar 413 is fixedly installed inside the slide groove 412, a slider 414 is axially slidably connected to the cross bar 413, a vertical plate 415 is symmetrically installed on the top of the support block 41, a shell 417 is fixedly connected to the inner side of the vertical plate 415 through a cylinder 416, a secondary splint 418 is symmetrically slidably connected to the inside of the shell 417, and one end of the secondary splint 418 passes through the outside of the shell 417 and is fixedly connected to the slider 414.

[0019] Specifically, a baffle plate 7 is fixedly connected to the top of the guide rod 3 , and the baffle plate 7 can prevent the support block 41 from moving too much and falling off from the guide rod 3 .

[0020] Specifically, a through groove matched with the connecting plate 410 is opened on the top of the support block 41, and a drainage hole interconnected with the adjusting chamber 42 is opened on the bottom of the support block 41. The through groove is used for the passage of the connecting plate 410 and plays a certain guiding role. The drainage hole can be seen that rainwater that has penetrated into the adjusting chamber 42 is discharged in time.

[0021] The airbag-lifted super-large transformer trolley has a reasonable structural design and is easy to use. When transporting the transformer, it can effectively limit the four sides of the transformer, thereby ensuring the stability of transportation and facilitating the lifting and removal of the transformer, thereby improving the efficiency of transportation and installation and fully meeting the use requirements.

[0022] When in use, after placing the transformer to be transported on the top of the support block 41, the stepper motor 44 can be turned on according to its length, so that its output shaft drives the active bevel gear 45 to rotate, and the driven bevel gear 48 meshing with it drives the screw 47 to rotate under the connection of the bearing seat 46, and the moving block 49 threadedly connected thereon drives the main clamping plate 411 to move inwardly under the connection limit guide of the connecting plate 410 and the connection through the groove. At this time, the auxiliary clamping plate 418 can be retracted to the inside of the shell sleeve 417 to achieve left and right clamping. Then, according to the width of the transformer, the cylinder 416 is opened, and its telescopic end can drive the shell sleeve 417 to move inwardly. Under the connection of the auxiliary clamping plate 418, the slider 414 can slide on the cross bar 413, and the shell sleeve 417 and the auxiliary clamping plate 418 are used to clamp from the front and back directions. By turning on the air pump 6, gas can be filled into the jacking airbag 5, and then the support block 41 can be pushed to move vertically upward under the guidance of the four guide rods 3, which is convenient for the installation of the transformer.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An airbag-lifted super-large transformer trolley, comprising a bottom plate (1), characterized in that: Moving wheels (2) are fixedly mounted at the four corners of the bottom of the base plate (1), guide rods (3) are fixedly connected to the four corners of the top of the base plate (1), a transformer positioning mechanism (4) is axially slidably connected to the four guide rods (3), a lifting airbag (5) is fixedly mounted at the center of the top of the base plate (1), the top of the lifting airbag (5) is fixedly connected to the transformer positioning mechanism (4) via screws, and an air pump (6) is fixedly mounted on the top of the base plate (1), the air pump (6) is connected to the inflation end of the lifting airbag (5).

2. The airbag-lifted super-large transformer trolley according to claim 1 is characterized in that: The transformer positioning mechanism (4) comprises a support block (41), the support block (41) is axially slidably connected to the four guide rods (3) and the bottom is fixedly connected to the lifting airbag (5), the support block (41) is symmetrically provided with adjustment chambers (42) inside, the support block (41) is provided with a transmission chamber (43) located between the two adjustment chambers (42), a stepper motor (44) is fixedly mounted on the front of the support block (41), the output shaft of the stepper motor (44) passes through the transmission chamber (43) and is fixedly connected to the driving bevel gear (45), and a side wall of the inner wall of the adjustment chamber (42) is fixedly mounted with a stepper motor (44). A bearing seat (46) is provided, wherein a screw rod (47) is rotatably connected inside the bearing seat (46), and one end of the screw rod (47) passes through the bearing seat (46), the adjustment chamber (42) and the transmission chamber (43) in sequence and extends to the transmission chamber (43) to be fixedly connected to a driven bevel gear (48) used in conjunction with the driving bevel gear (45). A moving block (49) is threadedly connected to the surface of the screw rod (47) located inside the adjustment chamber (42), and a connecting plate (410) is fixedly installed on the top of the moving block (49). The top of the connecting plate (410) passes through the outside of the support block (41) to be fixedly connected to a main splint (411).

3. The airbag-lifted super-large transformer trolley according to claim 2 is characterized in that: A slide groove (412) is symmetrically provided on the inner side of the main splint (411), a cross bar (413) is fixedly installed inside the slide groove (412), a slider (414) is axially slidably connected to the cross bar (413), a vertical plate (415) is symmetrically installed on the top of the support block (41), a shell (417) is fixedly connected to the inner side of the vertical plate (415) via a cylinder (416), a secondary splint (418) is symmetrically slidably connected to the inside of the shell (417), and one end of the secondary splint (418) passes through the outside of the shell (417) and is fixedly connected to the slider (414).

4. The airbag-lifted super-large transformer trolley according to claim 3 is characterized in that: A baffle (7) is fixedly connected to the top end of the guide rod (3).

5. The airbag-lifted super-large transformer trolley according to claim 4 is characterized in that: A through groove matched with the connecting plate (410) is formed on the top of the support block (41), and a drainage hole communicating with the regulating cavity (42) is formed on the bottom of the support block (41).

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