Portable gantry crane frequency converter lifting frame

Abstract

The utility model discloses a portable gantry crane frequency converter hoisting frame which comprises a bottom frame, the upper end of the bottom frame is fixedly connected with a supporting frame, the upper end of the supporting frame is movably connected with a box body, a storage battery is fixedly installed on the inner side of the box body, and a control module is fixedly installed on the outer side of the box body. A lifting mechanism is fixedly installed on the inner side of the box body, a hanging mechanism is fixedly installed at the lower end of the lifting mechanism, and handles are symmetrically welded to the left side and the right side of the supporting frame. By adopting the structure, after the first mousing hook descends into an electrical cabinet, the second mousing hooks connected with the two sides of the hanging ring through the second steel wire rope are connected with the lifting lugs at the upper end of the frequency converter, and finally, the hanging ring is connected with the second mousing hook at the lower end of the first steel wire rope, so that the frequency converter can be conveniently hung and connected.

Description

Technical Field

[0001] The utility model belongs to the technical field of electrical installation, and particularly relates to a portable door machine frequency converter hanging frame. Background Art

[0002] The gantry crane inverter is a large electrical component in the electrical room of the gantry crane. The installation process requires the inverter to be placed in a dedicated electrical cabinet, and then fixed to the fixed slot in the electrical cabinet with bolts. The electrical room of the gantry crane is a very narrow place, and the movement of personnel and equipment is very inconvenient. In the past, the installation of equipment here was basically done by manpower pulling up.

[0003] The existing technical solution relies purely on manual pulling to perform the operation, which poses a great safety hazard to personnel. Secondly, the inverter is a complex device with many internal components. Manual pulling is very unstable and is prone to internal damage due to vibration. In addition, the space is small, making it unsuitable for installing equipment such as cranes in the electrical room. Utility Model Content

[0004] In view of the problems mentioned in the background technology, the purpose of the utility model is to provide a portable door machine inverter hanging bracket to solve the problems mentioned in the background technology.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions:

[0006] A portable door machine inverter hoisting frame comprises a base frame, the upper end of the base frame is fixedly connected to a support frame, the upper end of the support frame is movably connected to a box, a battery is fixedly installed on the inner side of the box, a control module is fixedly installed on the outer side of the box, a lifting mechanism is fixedly installed on the inner side of the box, a hanging mechanism is fixedly installed on the lower end of the lifting mechanism, and handles are symmetrically welded and connected on both sides of the support frame;

[0007] The lifting mechanism includes a support plate, which is symmetrically fixedly installed on the inner side of the box body, and the opposite side of the support plate is rotatably connected with a connecting shaft, a wire roller is fixedly installed on the outer side of the connecting shaft, and a driving motor is fixedly installed on the inner side of the box body. One end of the connecting shaft rotates and passes through the support plate wall of the left half of the box body and is fixedly installed on the output end of the driving motor. A first steel wire rope is wound around the outer side of the wire roller, and one end of the first steel wire rope away from the steel wire roller passes through the wall of the support frame and is fixedly installed with a first anti-detachment hook, and the suspension mechanism is hung on the outer side of the first anti-detachment hook.

[0008] Furthermore, as a preferred technical solution, a rubber pad is adhesively connected to the lower end of the base frame, and the shape of the rubber pad is the same as that of the base frame.

[0009] Furthermore, as a preferred technical solution, the suspension mechanism includes a hanging ring, which is hung and connected to the outside of the first anti-detachment hook, and the outside of the hanging ring is symmetrically fixedly connected with a second steel wire rope, and the second steel wire rope is fixedly installed with a second anti-detachment hook at one end away from the hanging ring.

[0010] Further, as a preferred technical solution, a first through hole is opened on the inner side of the support frame, a second through hole is opened on the inner side of the box body, and one end of the first steel wire rope away from the steel wire roller passes through the first through hole and the second through hole.

[0011] Furthermore, as a preferred technical solution, the upper end of the support frame is fixedly connected to a mounting frame, the box body is inserted into the inner side of the mounting frame, the outer side of the mounting frame is symmetrically threaded with hand bolts, and the threaded ends of the hand bolts pass through the frame wall of the mounting frame and are clamped into the box body.

[0012] Furthermore, as a preferred technical solution, a box cover is inserted into the left side of the upper end of the box body, and a handle is fixedly connected to the left end of the box cover.

[0013] In summary, the utility model mainly has the following beneficial effects:

[0014] First, connect the inverter through the suspension mechanism, then place the base frame with the support frame on the upper end of the electrical box, lower the first steel wire rope through the vent at the upper end of the electrical box so that the first anti-off hook at the lower end enters the electrical box, and then connect the first anti-off hook and the suspension mechanism. The staff above the electrical box controls the drive motor through the control module so that the output end of the drive motor drives the connecting shaft between the support plates, so that the wire roller on the connecting shaft reels the first steel wire, so that the inverter can be easily lifted to the mounting frame in the electrical box for installation, and the installation efficiency is greatly improved, the installation time is saved, and the equipment is ensured to be put into production as soon as possible, which greatly reduces the possibility of accidents during the ascent of the inverter. Under the condition of compliance with the operation, accidental injuries to personnel are basically eliminated;

[0015] Second, after the first anti-drop hook is lowered into the electrical box, the second anti-drop hooks connected on both sides of the hanging ring through the second steel wire rope are connected to the lifting lugs at the upper end of the inverter, and finally the hanging ring is connected to the second anti-drop hook at the lower end of the first steel wire rope, so that the inverter can be conveniently suspended. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the installation frame of the utility model;

[0018] Figure 3It is a schematic diagram of the internal structure of the box body of the utility model.

[0019] Figure numerals: 1. base frame, 2. support frame, 3. rubber pad, 4. handle, 5. lifting mechanism, 501. first anti-off hook, 502. first steel wire rope, 503. wire roller, 504. connecting shaft, 505. support plate, 506. driving motor, 6. suspension mechanism, 601. hanging ring, 602. second steel wire rope, 603. second anti-off hook, 7. hand bolt, 8. box body, 9. box cover, 10. first through hole, 11. control module, 12. handle, 14. second through hole, 15. battery, 16. installation frame. DETAILED DESCRIPTION

[0020] Example 1

[0021] refer to Figure 1-3 The portable door machine inverter hoisting frame described in this embodiment includes a base frame 1, a support frame 2 is fixedly connected to the upper end of the base frame 1, a box body 8 is movably connected to the upper end of the support frame 2, a battery 15 is fixedly installed on the inner side of the box body 8, a control module 11 is fixedly installed on the outer side of the box body 8, a lifting mechanism 5 is fixedly installed on the inner side of the box body 8, a hanging mechanism 6 is fixedly installed on the lower end of the lifting mechanism 5, and handles 4 are symmetrically welded and connected on the left and right sides of the support frame 2; a rubber pad 3 is bonded to the lower end of the base frame 1, and the shape of the rubber pad 3 is the same as that of the base frame 1. By bonding the rubber pad 3 to the lower end of the base frame 1, when the base frame 1 is placed on the upper end of the electrical box, it can play an anti-slip role and ensure stability; a mounting frame 16 is fixedly connected to the upper end of the support frame 2, and the box body 8 is plugged into the inner side of the mounting frame 16, and the outer side of the mounting frame 16 is symmetrically threaded with hand bolts 7, and the threaded ends of the hand bolts 7 penetrate the frame wall of the mounting frame 16 and are clamped with the box body 8. The upper end of the support frame 2 is installed with a mounting frame 16, and the mounting frame 16 can be used to facilitate the positioning and installation of the box body 8. At the same time, the hand-tightening bolts 7 on the mounting frame 16 can facilitate the plugging and fixing of the box body 8, and it is also convenient to move the frame part and the lifting part of the device separately to the electrical box for assembly; a box cover 9 is plugged into the left side of the upper end of the box body 8, and a handle 12 is fixedly connected to the left end of the box cover 9. By plugging the box cover 9 with the handle 12 on the left side of the upper end of the box body 8, it is convenient to maintain the inside of the box body 8; the end of the box cover 9 away from the handle 12 and the corresponding slot part on the box body 8 are magnetically fixed, which can ensure the stability of the box cover 9 plugging, and it is not easy to fall off during transportation; the frame structure is specifically welded with Q345R steel, which has high strength and good stability; of course, in order to reduce the weight of the device to further facilitate carrying and transportation, it is also possible not to use the battery 15 for power supply, and a power strip can also be used for power connection according to the conditions of the installation site.

[0022] Example 2

[0023] refer to Figure 1 and Figure 3 On the basis of Example 1, in order to facilitate the purpose of lifting the frequency converter, this embodiment has innovatively designed the lifting mechanism 5. Specifically, the lifting mechanism 5 includes a support plate 505, which is symmetrically fixedly installed on the inner side of the box body 8. The opposite side of the support plate 505 is rotatably connected with a connecting shaft 504, and a wire roller 503 is fixedly installed on the outer side of the connecting shaft 504. A driving motor 506 is fixedly installed on the inner side of the box body 8. One end of the connecting shaft 504 is rotatably installed to penetrate the support plate 505 wall on the left half of the box body 8 and the output end of the driving motor 506. A first steel wire rope 502 is wound around the outer side of the steel wire roller 503. One end of a steel wire rope 502 away from the steel wire roller 503 passes through the wall of the support frame 2 and is fixedly installed with a first anti-detachment hook 501. The suspension mechanism 6 is hung on the outside of the first anti-detachment hook 501, connected to the frequency converter through the suspension mechanism 6, and then connected to the suspension mechanism 6 through the first anti-detachment hook 501. The staff above the electrical box controls the drive motor 506 through the control module 11, so that the output end of the drive motor 506 drives the connecting shaft 504 between the support plates 505, so that the steel wire roller 503 on the connecting shaft 504 reels the first steel wire, so that the frequency converter can be conveniently lifted to the mounting frame in the electrical box for installation.

[0024] refer to Figure 2-3 In order to facilitate the operation of the first anti-off hook 501, a first through hole 10 is opened on the inner side of the support frame 2 of this embodiment, and a second through hole 14 is opened on the inner side of the box body 8. The end of the first steel wire rope 502 away from the wire roller 503 passes through the first through hole 10 and the second through hole 14. By opening the first through hole 10 on the inner side of the support frame 2 and the second through hole 14 on the inner side of the box body 8, the first steel wire rope 502 can pass through the support frame 2 and the box body 8, and the inverter can be lifted through the first anti-off hook 501.

[0025] Example 3

[0026] refer to Figure 1 Based on Example 2, in order to facilitate the purpose of hanging the inverter, this embodiment has an innovative design for the hanging mechanism 6. Specifically, the hanging mechanism 6 includes a hanging ring 601, and the hanging ring 601 is hung and connected to the outside of the first anti-detachment hook 501. The second steel wire rope 602 is symmetrically fixedly connected to the outside of the hanging ring 601, and the second anti-detachment hook 603 is fixedly installed at one end of the second steel wire rope 602 away from the hanging ring 601. After the first anti-detachment hook 501 is lowered into the electrical box, the second anti-detachment hook 603 connected by the second steel wire rope 602 on both sides of the hanging ring 601 is connected to the lifting ear at the upper end of the inverter, and finally the hanging ring 601 is connected to the second anti-detachment hook 603 at the lower end of the first steel wire rope 502, so that the inverter can be conveniently hung.

[0027] Principle and advantages of use: When in use, the handle 4 on the support frame 2 can be used for easy carrying. During operation, first connect the second anti-detachment hook 603 connected by the second steel wire rope 602 on both sides of the hanging ring 601 to the lifting ear at the upper end of the inverter, and finally connect the hanging ring 601 to the second anti-detachment hook 603 at the lower end of the first steel wire rope 502. Then, by placing the base frame 1 with the support frame 2 on the upper end of the electrical box, the first steel wire rope 502 is lowered through the vent at the upper end of the electrical box so that the first anti-detachment hook 501 at the lower end enters the electrical box. In the air box, it is then connected through the first anti-disconnection hook 501 and the hanging ring 601 of the suspension mechanism 6. The staff above the electrical box controls the drive motor 506 through the control module 11, so that the output end of the drive motor 506 drives the connecting shaft 504 between the support plates 505 to rotate, so that the wire roller 503 on the connecting shaft 504 reels the first steel wire, and the frequency converter can be lifted to the mounting frame in the electrical box. When the frequency converter can rise at a uniform speed and reach the predetermined position, the staff manually assists in pushing it in and tightens the bolts.

Claims

1. A portable door machine inverter hanging frame, characterized by: The invention comprises a base frame (1), the upper end of the base frame (1) is fixedly connected to a support frame (2), the upper end of the support frame (2) is movably connected to a box (8), a battery (15) is fixedly installed on the inner side of the box (8), a control module (11) is fixedly installed on the outer side of the box (8), a lifting mechanism (5) is fixedly installed on the inner side of the box (8), a suspension mechanism (6) is fixedly installed on the lower end of the lifting mechanism (5), and handles (4) are symmetrically welded to the left and right sides of the support frame (2); The lifting mechanism (5) comprises a support plate (505), wherein the support plate (505) is symmetrically fixedly installed on the inner side of the box body (8), the opposite side of the support plate (505) is rotatably connected with a connecting shaft (504), a wire roller (503) is fixedly installed on the outer side of the connecting shaft (504), a driving motor (506) is fixedly installed on the inner side of the box body (8), one end of the connecting shaft (504) is rotatably penetrated through the wall of the support plate (505) on the left half of the box body (8) and the output end of the driving motor (506) is fixedly installed, a first steel wire rope (502) is wound around the outer side of the steel wire roller (503), one end of the first steel wire rope (502) away from the steel wire rope (503) penetrates the wall of the support frame (2) and is fixedly installed with a first anti-slip hook (501), and the suspension mechanism (6) is hung on the outer side of the first anti-slip hook (501).

2. The portable door machine inverter hanging bracket according to claim 1 is characterized in that: A rubber pad (3) is adhesively connected to the lower end of the base frame (1); the shape of the rubber pad (3) is the same as that of the base frame (1).

3. The portable door machine inverter hanging bracket according to claim 1 is characterized in that: The hanging mechanism (6) comprises a hanging ring (601), wherein the hanging ring (601) is hung and connected to the outside of the first anti-detachment hook (501), a second steel wire rope (602) is symmetrically fixedly connected to the outside of the hanging ring (601), and a second anti-detachment hook (603) is fixedly installed at one end of the second steel wire rope (602) away from the hanging ring (601).

4. The portable door machine inverter hanging bracket according to claim 1 is characterized in that: A first through hole (10) is provided on the inner side of the support frame (2), a second through hole (14) is provided on the inner side of the box body (8), and the end of the first steel wire rope (502) away from the steel wire roller (503) passes through both the first through hole (10) and the second through hole (14).

5. The portable door machine inverter hanging bracket according to claim 1 is characterized in that: The upper end of the support frame (2) is fixedly connected to a mounting frame (16), the box body (8) is plugged into the inner side of the mounting frame (16), the outer side of the mounting frame (16) is symmetrically threadedly connected to a hand-tightening bolt (7), and the threaded end of the hand-tightening bolt (7) penetrates the frame wall of the mounting frame (16) and is clamped to the box body (8).

6. The portable door machine inverter hanging bracket according to claim 1 is characterized in that: A box cover (9) is inserted into the left side of the upper end of the box body (8), and a handle (12) is fixedly connected to the left end of the box cover (9).

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