CN106865421A - transporting and hoisting device - Google Patents

Abstract

The invention provides a transportation and hoisting device, which is used for hoisting and transportation of a complete set of screen cabinets, including a hoisting bracket and a lifting and lowering mechanism; the hoisting bracket is used to move the entire transportation and hoisting device in the horizontal direction; the hoisting and lifting mechanism, fixed on the lifting bracket, including a driving assembly and a lifting assembly connected to the driving assembly, the driving assembly is arranged on the side wall of the lifting bracket, and the lifting assembly is arranged on the top of the lifting bracket , the lifting assembly is controlled by the driving assembly to lift the screen cabinet in the vertical direction. The invention provides a transportation and hoisting device suitable for transportation and installation of screen cabinets, which is not only flexible, convenient and efficient in use, but also safe and reliable.

Description

Transport lifting device

technical field

The invention relates to the technical field of electric screen cabinets, in particular to a transport and hoisting device.

Background technique

The electrical installation market is gradually expanding with the construction of power facilities. In recent years, the demand for electrical installation is generally in a state of expansion. As an important link in the electrical installation division, the production and installation of screen cabinets directly affects the quality of the installation. To the quality of the entire electrical engineering, and ultimately affect the safety of electricity.

The installation characteristics of the screen cabinet are heavy weight, small installation space, and high installation accuracy. When the screen cabinet is in place, care should be taken to prevent damage to the electrical components and protective layer on the screen (disk) surface. The screen cabinet must be adjusted precisely to make it horizontal and vertical, and the screen surface neat. Therefore, the hoisting and positioning process of the screen cabinet is highly demanding, and the damage of the screen cabinet must be strictly controlled during the hoisting process. It should be handled with care, and the method of pulling and dragging should be avoided to ensure the installation quality of the screen cabinet.

At present, the conventional method of transportation and hoisting of the screen cabinet is: transport to the installation site by a forklift (big truck), the square wood at the bottom of the screen cabinet is withdrawn from the forklift (big truck), and then the screen cabinet is lifted with a jack to remove the square wood. The screen cabinet is lifted and lowered on the basic channel steel, and finally adjusted manually or with the help of tools. The transportation and hoisting method of this kind of screen cabinet requires the cooperation of lifting equipment or lifting devices. At the same time, the labor investment is large and time-consuming. The installation space must meet the needs of the lifting equipment to move, and there are certain safety hazards, which are likely to cause damage to the surface and components of the screen cabinet. damage.

Contents of the invention

The invention provides a transportation and hoisting device suitable for transportation and installation of screen cabinets, which is not only flexible, convenient and efficient in use, but also safe and reliable.

In order to solve the above problems, an embodiment of the present invention provides a transportation and hoisting device, which is used for hoisting and transportation of a complete set of screen cabinets, including a hoisting bracket and a lifting and lowering mechanism;

The hoisting bracket is used to move the entire transport hoisting device in the horizontal direction;

The hoisting and lifting mechanism is fixed on the lifting bracket and includes a driving assembly and a lifting assembly connected to the driving assembly. The driving assembly is arranged on the side wall of the lifting bracket, and the lifting assembly is arranged on the The top of the hoisting bracket, the lifting assembly is controlled by the driving assembly to lift the screen cabinet in the vertical direction.

As an embodiment, the lifting assembly includes a base and a screw, the base is fixed on the top of the lifting bracket, the screw is threadedly connected to the base and set through the base, the lower end of the screw Comes with hooks.

As an embodiment, the driving assembly includes a hand control wheel, a bevel gear, a transmission shaft, a first transmission wheel, a transmission belt, and a second transmission wheel, and the transmission shaft is arranged on the vertical side wall of the suspension bracket , one end of the transmission shaft is connected to the bevel gear, the other end is connected to the first transmission wheel, the bevel gear is meshed with the hand control wheel, the second transmission wheel is arranged on the base, and the transmission belt Connect the first transmission wheel and the second transmission wheel.

As an implementation manner, an anti-swing mechanism is also included, and the anti-swing mechanism is arranged on the lifting bracket to prevent the screen cabinet from swaying.

As an embodiment, the anti-swing mechanism includes at least two longitudinal fixing rods and at least two transverse connecting rods, the longitudinal fixing rods are detachably connected to the suspension bracket, and the transverse connecting rods are detachably connected to the longitudinal fixed rod.

As an implementation manner, several positioning sockets are provided on the lifting bracket and the longitudinal fixing rod.

As an implementation, rubber sleeves are provided on the longitudinal fixing rods and the transverse connecting rods.

As an embodiment, the hoisting bracket includes a gantry frame and universal wheels, and the universal wheels are fixedly connected to the bottom end of the gantry frame.

As an implementation manner, the universal wheel is a brake universal wheel.

Compared with the prior art, the present invention has the beneficial effects that: the transportation and hoisting of the screen cabinet can be realized, and the transportation can be realized through the flexible movement of the hoisting bracket; the hand-operated lifting control wheel can be set at the lower part of the gantry, which can facilitate the operation of personnel , to realize the hoisting work of the screen cabinet; the transport hoisting device uses less personnel, is safe and efficient, and has significant economic benefits.

Description of drawings

Fig. 1 is the general diagram of the working principle of the transportation and hoisting device of the present invention;

Fig. 2 is the schematic structural diagram of the hoisting and hoisting mechanism of the transport hoisting device of the present invention;

Fig. 3 is a schematic diagram of disassembly and assembly of the anti-swing mechanism of the transportation and hoisting device of the present invention.

Drawings: 1. Gantry frame; 2. Lifting mechanism; 3. Screw; 4. Base; 5. Nylon rope; 6. Ring; 7. Screen cabinet; 8. Anti-swing mechanism; 9. Brake universal wheel; 10, basic steel; 11, hand control wheel; 12, bevel gear; 13, fixed seat; 14, transmission shaft; 15, bushing; 16, first transmission wheel; Transmission wheel; 19, longitudinal fixed rod; 20, rubber sleeve; 21, transverse connecting rod; 22, positioning pipe seat.

detailed description

The above and other technical features and advantages of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them.

As shown in Figures 1 to 2, a transportation and hoisting device is used for hoisting and transportation of a complete set of screen cabinets 7, including a hoisting bracket and a hoisting and lifting mechanism 2 arranged on the hoisting bracket, and the hoisting and hoisting mechanism 2 includes a drive assembly and a connecting drive assembly The lifting assembly, the driving assembly is located on the side wall of the hoisting bracket, the lifting assembly is located on the top of the hoisting bracket, and the lifting assembly is controlled by the driving assembly to make the screen cabinet 7 lift in the vertical direction.

As shown in Figures 1 to 2, the hoisting bracket includes a gantry 1 and universal wheels, and the universal wheels are fixedly connected to the bottom end of the gantry 1 by screws. In this embodiment, the gantry 1 is in the shape of "冂", The universal wheel is a brake universal wheel 9, which makes the lifting bracket movable and has a braking function to meet the conversion requirements between processes.

As shown in Figure 2, the lifting assembly includes a base 4 and a screw rod 3, the base 4 is fixed on the top of the portal frame 1 by bolts, the screw rod 3 is threaded with the base 4 and is set through the base 4 and the portal frame 1, and the screw rod 3 The lower end is provided with hook. The driving assembly includes a hand control wheel 11, a bevel gear 12, a transmission shaft 14, a first transmission wheel 16, a transmission belt, and a second transmission wheel 18, and the transmission shaft 14 is fixed on the vertical side of the gantry 1 by a holder 13 and an axle sleeve 15. On the side wall, the lower end of the transmission shaft 14 is connected to the bevel gear 12, the upper end is connected to the first transmission wheel 16, the bevel gear 12 is meshed with the hand control wheel 11, the second transmission wheel 18 is arranged on the base 4, and the first transmission wheel 16 and the second drive wheel 18 are connected by a transmission belt. In this embodiment, the screw rod 3 adopts a trapezoidal screw rod 3, which has a self-locking function and can realize the lifting and stopping position of the hanging object;

As shown in FIG. 3 , in addition to the above structure, the transportation and hoisting device also includes an anti-swing mechanism 8 arranged on the gantry 1 , mainly including at least two longitudinal fixing rods 19 and at least two transverse connecting rods 21 . Both the gantry 1 and the longitudinal fixing rod 19 are provided with multiple pairs of positioning tube bases 22, the longitudinal fixing rod 19 is detachably connected with the gantry frame 1 through the positioning tube base 22, and the transverse connecting rod 21 is connected to the longitudinal fixing rod 19 through the positioning tube base 22. Detachable connection. In this embodiment, in order to protect the surface of the screen cabinet 7 and damage to components, rubber sleeves 20 are provided on the longitudinal fixing rod 19 and the transverse connecting rod 21 .

In addition to the above-mentioned structure, in actual use, four nylon slings 5 of equal length are also needed to avoid skewing due to heavy weight and realize the vertical lifting of the screen cabinet 7. In this embodiment, the nylon sling 5 adopts a four-pronged nylon sling 5 .

The use steps of the transportation and hoisting device of the present invention:

Step 1: Move the hoisting bracket to the storage position of the screen cabinet 7, so that the gantry 1 assembly is basically consistent with the center of the screen cabinet 7;

Step 2: Connect one end of the four nylon slings 5 to the hook of the screw 3, and the other end to the four corners of the screen cabinet 7. By shaking the manual control wheel 11, the bevel gear 12 drives the transmission shaft 14 to rotate, and at the same time The first transmission wheel 16 and the second transmission wheel 18 rotate to drive the screw rod 3 to slowly lift the screen cabinet 7, and stop lifting after the lifting height from the ground is about 300mm;

Step 3: After the screen cabinet 7 is stabilized, insert the vertical fixing rod 19 into the corresponding positioning pipe seat 22 of the gantry 1 according to the size of the screen cabinet 7, and then insert the horizontal fixing rod into the corresponding positioning of the vertical fixing rod 19 according to the screen cabinet 7 The screen cabinet 7 is fixed on the tube base 22;

Step 4: After the fixing is completed, move the hoisting bracket to carry out the transportation of the screen cabinet 7 along the direction of the basic steel 10;

Step 5: After transporting to the vicinity of the installation position of the screen cabinet 7, remove the anti-swing mechanism 8, continue to slowly lift the hoisting bracket to the installation position, and then lock the brake universal wheel 9;

Step 6: Turn the hand control wheel 11 to slowly lower the screen cabinet 7 to a specific installation position.

Step 7: After the installation is in place, remove the nylon sling 5 and withdraw the lifting bracket.

The transportation and hoisting device of the present invention can realize the transportation and hoisting of the screen cabinet 7, and the flexible movement of the hoisting bracket can realize convenient transportation; by setting the hand-operated lifting control wheel at the bottom of the gantry 1, it can be convenient for personnel to operate and realize the screen cabinet 7. The lifting work; the transport hoisting device uses less personnel, is safe and efficient, and has significant economic benefits.

The specific embodiments described above have further described the purpose, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above descriptions are only specific embodiments of the present invention and are not intended to limit the protection scope of the present invention. . In particular, for those skilled in the art, any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (9)

1. A transportation hoisting device, used for the hoisting and transportation of a complete set of screen cabinets, characterized in that it includes a hoisting bracket and a hoisting lifting mechanism; The hoisting bracket is used to move the entire transport hoisting device in the horizontal direction; The hoisting and lifting mechanism is fixed on the lifting bracket and includes a driving assembly and a lifting assembly connected to the driving assembly. The driving assembly is arranged on the side wall of the lifting bracket, and the lifting assembly is arranged on the The top of the hoisting bracket, the lifting assembly is controlled by the driving assembly to lift the screen cabinet in the vertical direction. 2. The transportation and lifting device according to claim 1, wherein the lifting assembly comprises a base and a screw, the base is fixed on the top of the lifting bracket, and the screw is threaded with the base It is connected and arranged through the base, and the lower end of the screw rod is provided with a hook. 3. The transportation and hoisting device according to claim 2, wherein the drive assembly comprises a hand control wheel, a bevel gear, a transmission shaft, a first transmission wheel, a transmission belt, and a second transmission wheel, and the transmission shaft Set on the vertical side wall of the lifting bracket, one end of the transmission shaft is connected to the bevel gear, the other end is connected to the first transmission wheel, the bevel gear is engaged with the hand control wheel, and the second transmission The wheels are arranged on the base, and the transmission belt connects the first transmission wheel and the second transmission wheel. 4. The transportation and hoisting device according to claim 1, further comprising an anti-swing mechanism, the anti-swing mechanism is arranged on the hoisting bracket to prevent the screen cabinet from swaying. 5. The transportation and hoisting device according to claim 4, wherein the anti-swing mechanism comprises at least two longitudinal fixing rods and at least two transverse connecting rods, and the longitudinal fixing rods are detachably connected to the lifting bracket , the transverse connecting rod is detachably connected to the longitudinal fixing rod. 6. The transportation and hoisting device according to claim 5, wherein a plurality of positioning sockets are provided on the hoisting bracket and the longitudinal fixing rod. 7. The transportation and hoisting device according to claim 5, wherein rubber sleeves are provided on the longitudinal fixing rods and the transverse connecting rods. 8. The transportation and hoisting device according to claim 1, wherein the hoisting bracket comprises a gantry frame and universal wheels, and the universal wheels are fixedly connected to the bottom end of the gantry frame. 9. The transportation and hoisting device according to claim 8, wherein the universal wheels are brake universal wheels.