A lifting device for a generator set

Abstract

The utility model discloses a lifting device for a generator set, comprising a U-shaped base frame, four rollers fixed to the bottom of the base frame, four support plates fixed to the top of the base frame, and a top platform fixedly connected to the top of the support plate, wherein two sets of driving components are arranged on the surface of the top platform; when lifting the generator set, the device can be pushed first to move it to the top of the generator set, and then the generator set can be hooked with a hook, and through the driving component, four steel ropes can be pulled in all directions, and an upward pulling force is generated at the same time to lift the generator set, and then the moving device can realize the lifting of the generator set. The advantages of this design are, first, the lifting device is small in size and can flexibly enter and exit various places, and second, the four steel ropes pulled outward and tightened have higher stability compared with the vertical pull-up design, and the generator set is less likely to shake after lifting.

Description

Technical Field

[0001] The utility model belongs to the technical field of lifting devices, and in particular relates to a lifting device for a generator set. Background Art

[0002] When installing a generator set, it is often necessary to lift it. The common method is to use a crane with equipment such as steel cables to lift it. This method has certain disadvantages. First, the use of the crane is limited by the site, and some installation sites do not support the entry of cranes. Second, the generator set is simply lifted by a steel cable. The stability of the generator set is general and it is easy to shake. Therefore, it is necessary to design a device specifically for lifting the generator set to solve this problem. Utility Model Content

[0003] The utility model aims to provide a hoisting device for a generator set, so as to solve the problems in the prior art proposed by using a crane in conjunction with a steel cable for hoisting, such as the inconvenience of the crane entering the site and the insufficient hoisting stability.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lifting device for a generator set, comprising a U-shaped base frame, four rollers fixed at the bottom of the base frame, four support plates fixed at the top of the base frame, and a top platform fixedly connected to the top of the support plate, wherein two groups of driving components are arranged on the surface of the top platform, and the driving components include a rotating motor, a threaded rod, a support platform, a threaded connection seat and a wire groove, wherein the rotating motor is fixed to the surface of the top platform, and the output shaft is fixedly connected to the threaded rod, the support platform is fixed to the surface of the top platform and is rotatably connected to the other end of the threaded rod, the surface of the threaded rod is provided with two opposite threads, the threaded connection seat is linearly slidably connected to the surface of the top platform, and there are four of them in total, and they are respectively threadedly connected to each thread on the threaded rod, the wire groove is through-opened on the surface of the top platform and is located directly below the threaded rod, the bottom end of the threaded connection seat is fixedly connected to a steel rope, the bottom end of the steel rope passes through the wire groove and extends to the bottom of the top platform, and the bottom end of the steel rope is fixedly connected to a hook.

[0005] Preferably, an electric control box is provided on the surface of the top platform, and the electric control box is circuit-connected with the rotating motor.

[0006] Preferably, the driving assembly also includes a limiting foot and a limiting bottom groove, the limiting foot is symmetrically fixed on both sides of the bottom surface of the threaded connection seat, and is slidably connected to the limiting bottom groove opened on the surface of the top platform, and a ball is arranged at the bottom end of the limiting foot.

[0007] Preferably, a supporting assembly is detachably connected to the inner side of the base frame, and the supporting assembly includes a supporting plate, and a rubber pad is fixed to the upper surface of the supporting plate.

[0008] Preferably, the supporting assembly further comprises side bars and side grooves, wherein the side bars are symmetrically fixed on both sides of the supporting plate and are slidably connected to the side grooves opened on the inner side of the base frame, and the outer ends of the side grooves are open.

[0009] Preferably, limiting components are symmetrically arranged at both ends of the base frame, and the limiting components include a baffle, a slider and a slide groove. The slide groove is opened at the end of the base frame, the slider is slidably connected to the inside of the slide groove, and the outer end is fixedly connected to the baffle.

[0010] Preferably, the slider and the slide groove are both T-shaped cross-sections, and a clamping block that is mutually clamped is provided between the inner end of the slider and the slide groove.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] When lifting the generator set, you can first push the device to move it to the top of the generator set, and then use the hook to hook the generator set. Through the driving component, the four steel ropes can be pulled in all directions, and the upward pulling force generated can lift the generator set. After that, the mobile device can lift the generator set. The advantages of this design are: first, the lifting device is small in size and can flexibly enter and exit various places; second, the four outward-pulled and taut steel ropes are more stable than the vertical pull-up design, and the generator set is less likely to shake after lifting. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0014] Figure 2 For this utility model Figure 1 a side cutaway view of the mid-drive assembly;

[0015] Figure 3 For this utility model Figure 2 A side cross-sectional view of the middle threaded connection seat;

[0016] Figure 4 It is a top cross-sectional view of the limit assembly of the support assembly of the utility model in the storage state;

[0017] In the figure: 100, base frame; 200, support plate; 300, top platform; 400, roller; 500, drive assembly; 501, rotating motor; 502, threaded rod; 503, support platform; 504, threaded connection seat; 505, wire groove; 506, limit foot; 507, limit bottom groove; 600, steel rope; 700, hook; 800, supporting assembly; 801, supporting plate; 802, side bar; 803, side groove; 900, limit assembly; 901, baffle; 902, slider; 903, slide groove. DETAILED DESCRIPTION

[0018] 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.

[0019] Example

[0020] See also Figures 1 to 4 , is an embodiment of the utility model, and this embodiment provides a technical solution: a lifting device for a generator set, comprising a U-shaped base frame 100, four rollers 400 fixed to the bottom of the base frame 100, four support plates 200 fixed to the top of the base frame 100, and a top platform 300 fixedly connected to the top of the support plate 200, the lifting device can be moved by the rollers 400, and two groups of driving components 500 are arranged on the surface of the top platform 300, and the driving component 500 includes a rotating motor 501, a threaded rod 502, a support platform 503, a threaded connection seat 504 and a wire groove 505, the rotating motor 501 is fixed to the surface of the top platform 300, and the output shaft is fixedly connected to the threaded rod 502, starting the rotating motor 501 can drive the threaded rod 502 to rotate, the support platform 503 is fixed to the surface of the top platform 300, and is rotatably connected to the other end of the threaded rod 502, so as to play a supporting role, and the surface of the threaded rod 502 is provided with a corresponding The two opposite threads, the threaded connection seat 504 is linearly slidably connected to the surface of the top platform 300. There are four of them in total, and they are threadedly connected to each thread on the threaded rod 502 respectively. Each threaded rod 502 is connected with two threaded connection seats 504, which cooperate with the two threads respectively. When the threaded rod 502 rotates, the threaded connection seat 504 can be driven to move in opposite directions. The wire groove 505 is through-opened on the surface of the top platform 300 and is located directly below the threaded rod 502. The bottom end of the threaded connection seat 504 is fixedly connected with a steel rope 600. The bottom end of the steel rope 600 passes through the wire groove 505 and extends to the bottom of the top platform 300. The bottom end of the steel rope 600 is fixedly connected with a hook 700. When lifting, the lifting device is pushed to the top of the generator set, and then the generator set is hooked with the hook 700. The rotating motor 501 is started, and the threaded connection seat 504 pulls the steel rope 600 in all directions and tightens it, thereby gradually lifting the generator set.

[0021] In this embodiment, preferably, an electric control box is provided on the surface of the top platform 300 , and the electric control box is connected to the rotating motor 501 in circuit so as to start and stop the rotating motor 501 .

[0022] In this embodiment, preferably, the driving assembly 500 also includes a limiting base 506 and a limiting bottom groove 507. The limiting base 506 is symmetrically fixed on both sides of the bottom surface of the threaded connection seat 504, and is slidably connected to the limiting bottom groove 507 opened on the surface of the top platform 300. A ball is arranged at the bottom end of the limiting base 506, and the limiting base 506 can slide linearly along the limiting bottom groove 507. Through this design, the threaded connection seat 504 can be limited to prevent it from rotating with the threaded rod 502.

[0023] In this embodiment, preferably, the inner side of the base frame 100 is detachably connected with a supporting assembly 800. When carrying out short-distance lifting, the supporting assembly 800 is not needed, and the steel rope 600, the hook 700 and the driving assembly 500 can be used. At this time, the supporting assembly 800 needs to be removed. The supporting assembly 800 includes a supporting plate 801, and a rubber pad is fixed on the upper surface of the supporting plate 801. The supporting assembly 800 also includes a side bar 802 and a side groove 803. The side bar 802 It is symmetrically fixed on both sides of the supporting plate 801 and slidably connected to the side groove 803 opened on the inner side of the base frame 100. The outer end of the side groove 803 is open. The supporting plate 801 only needs to be pulled outward to complete the disassembly. If it is to be lifted over a longer distance, the supporting assembly 800 is required to enhance the stability of the generator set. After lifting the generator set, the supporting assembly 800 is reinstalled, and then the generator set is lowered and placed on the supporting plate 801 to ensure the stability of the generator set.

[0024] In this embodiment, preferably, limiting components 900 are symmetrically arranged at both ends of the base frame 100, and the installed support plate 801 can be limited by the limiting components 900. The limiting components 900 include a blocking piece 901, a slider 902 and a slide groove 903. The slide groove 903 is opened at the end of the base frame 100, and the slider 902 is slidably connected to the inside of the slide groove 903, and the outer end is fixedly connected to the blocking piece 901. By moving the blocking piece 901, the blocking piece 901 can be blocked at the front end of the support plate 801, thereby preventing the support plate 801 from falling off.

[0025] In this embodiment, preferably, the slider 902 and the slide groove 903 are both T-shaped cross-sections to prevent the slider 902 from falling off. A mutually engaged block is provided between the inner end of the slider 902 and the slide groove 903 to enhance the stability of the slider 902, and the slider 902 will not slide easily except for manual manipulation.

[0026] Although the embodiments of the present invention have been shown and described (see the above detailed description for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lifting device for a generator set, comprising a U-shaped base frame (100), four rollers (400) fixed to the bottom of the base frame (100), four support plates (200) fixed to the top of the base frame (100), and a top platform (300) fixedly connected to the top of the support plates (200), characterized in that: The surface of the top platform (300) is provided with two sets of driving components (500), and the driving components (500) include a rotating motor (501), a threaded rod (502), a support platform (503), a threaded connection seat (504) and a wire groove (505). The rotating motor (501) is fixed on the surface of the top platform (300), and the output shaft is fixedly connected to the threaded rod (502). The support platform (503) is fixed on the surface of the top platform (300) and is rotatably connected to the other end of the threaded rod (502). The surface of the threaded rod (502) is provided with two opposite The threaded connection seat (504) is linearly slidably connected to the surface of the top platform (300), and there are four threaded connection seats (504) in total, which are respectively threadedly connected to each thread on the threaded rod (502). The wire groove (505) is through-opened on the surface of the top platform (300) and is located directly below the threaded rod (502). The bottom end of the threaded connection seat (504) is fixedly connected to a steel rope (600), and the bottom end of the steel rope (600) passes through the wire groove (505) and extends to the bottom of the top platform (300). The bottom end of the steel rope (600) is fixedly connected to a hook (700).

2. A hoisting device for a generator set according to claim 1, characterized in that: An electric control box is provided on the surface of the top platform (300), and the electric control box is connected to the rotating motor (501) in an electrical circuit.

3. A hoisting device for a generator set according to claim 1, characterized in that: The driving assembly (500) further comprises a limiting foot (506) and a limiting bottom groove (507), wherein the limiting foot (506) is symmetrically fixed on both sides of the bottom surface of the threaded connection seat (504) and is slidably connected to the limiting bottom groove (507) provided on the surface of the top platform (300), and a ball bearing is provided at the bottom end of the limiting foot (506).

4. A hoisting device for a generator set according to claim 1, characterized in that: A supporting assembly (800) is detachably connected to the inner side of the base frame (100), wherein the supporting assembly (800) comprises a supporting plate (801), and a rubber pad is fixed to the upper surface of the supporting plate (801).

5. A hoisting device for a generator set according to claim 4, characterized in that: The supporting assembly (800) further comprises side bars (802) and side grooves (803); the side bars (802) are symmetrically fixed on both sides of the supporting plate (801) and are slidably connected to the side grooves (803) opened on the inner side of the base frame (100); and the outer ends of the side grooves (803) are open.

6. A hoisting device for a generator set according to claim 5, characterized in that: The two ends of the base frame (100) are symmetrically provided with limit assemblies (900), the limit assemblies (900) comprising a blocking piece (901), a sliding block (902) and a sliding groove (903), the sliding groove (903) being opened at the end of the base frame (100), the sliding block (902) being slidably connected inside the sliding groove (903), and the outer end of the sliding block (902) being fixedly connected to the blocking piece (901).

7. A hoisting device for a generator set according to claim 6, characterized in that: The slider (902) and the slide groove (903) are both T-shaped cross-sections, and a clamping block that is mutually clamped is provided between the inner end of the slider (902) and the slide groove (903).

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