Universal hoisting device for boiler drum of thermal power plant

Abstract

The utility model relates to the field of hoisting, in particular to a general hoisting device for a boiler drum of a thermal power plant, which comprises supporting rods, a cantilever, a support, a connecting plate, a roller, an electric chain hoist, a chain, a connecting piece and a lifting hook, the cantilever is mounted at the top between the supporting rods, the support is mounted at the front end of the cantilever, and the roller is mounted on the cantilever and mounted on the side wall of the connecting plate. And the lower end of the chain is provided with a connecting piece, the connecting piece is connected with and provided with a lifting hook, and the motor drives the rotating shaft to rotate, so that the rolling wheels move on the second suspension plate, and horizontal position movement of lifting is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting field, concretely relates to a general hoisting device for boiler drum of thermal power plant. BACKGROUND

[0002] The general hoisting device for boiler drum of thermal power plant is a kind of equipment specially designed for hoisting boiler drum of thermal power plant, and its main function is to conveniently and safely hoist the drum to the specified position. This device is usually used in cooperation with the steel frame on the top of the boiler, and has high versatility and flexibility. A general hoisting device for boiler drum of thermal power plant (authorized publication number CN 214399541 U) is disclosed in a Chinese patent. According to the patent technology, the rotation of the rotating disc is controlled to drive the track and the rotating disc to work, the threaded rod is rotated in and out, the limiting block moves left and right, the inner elbow pipe of the limiting block adjusts the position of the hoisting rope, and the connecting bracket is detachable by means of the screw, so that different types of electric hoists can be replaced, the hoisting and installation of various types of drums are satisfied, time and labor are saved. However, the design cannot move horizontally left and right during hoisting. Therefore, the technical personnel in the field provide a general hoisting device for boiler drum of thermal power plant to solve the problems raised in the above background technology. SUMMARY

[0003] To solve the above technical problems, the utility model provides a general hoisting device for boiler drum of thermal power plant, which comprises a support rod, a cantilever, a support, a connecting plate, a roller, a ring chain electric hoist, a chain, a connecting piece and a lifting hook. The cantilever is installed on the top of the support rod, the support is installed at the front end of the cantilever, the roller is installed on the cantilever, the roller is installed on the side wall of the connecting plate, the ring chain electric hoist is installed at the lower end of the connecting plate, the chain is installed in the ring chain electric hoist, the connecting piece is installed at the lower end of the chain, and the lifting hook is connected and installed by the connecting piece.

[0004] Preferably, the bottom of the support rod is provided with a cross bar, a reinforcing rod is installed between the cross bar and the support rod, a moving wheel is installed at the bottom of the cross bar, a No. 1 fixed plate is installed on the side wall of the top of the support rod, and the No. 1 fixed plate and a No. 2 suspension plate are fixedly installed by bolts.

[0005] Preferably, the No. 2 suspension plate is installed on the lower side wall of the cantilever, a No. 1 suspension plate is installed on the upper side wall of the cantilever, and the No. 1 suspension plate and a connecting rod are fixedly installed by bolts.

[0006] Preferably, the connecting rod is connected and installed at the top of the support, a plurality of rotating rollers are installed at the lower side end of the support, a connecting rope is arranged on the rotating roller, the connecting rope is partially installed in the ring chain electric hoist, a controller is installed at the bottom of the connecting rope, a scrollable roller is installed on the upper side wall of the No. 2 suspension plate, and a connecting disc is installed on the side wall of the roller.

[0007] Preferably: a rotating shaft is installed inside the connecting plate, the rotating shaft is installed on the connecting plate, L-plates are installed on the front and rear side walls of the connecting plate, and fixing holes are provided on the side walls of the connecting plate. The fixing holes and the second fixing plate are fixedly installed by bolts. The second fixing plate is installed on the electric chain hoist.

[0008] The technical effects and advantages of this utility model are as follows:

[0009] 1. The motor drives the rotating shaft to rotate, causing the rollers to move on the second suspension plate, thereby achieving horizontal movement of the hoisting position;

[0010] 2. The chain inside the electric chain hoist is lowered by controlling the controller to lower the hook to a suitable lifting position for lifting. The chain inside the electric chain hoist is raised by controlling the controller, making operation simple. Attached Figure Description

[0011] Figure 1 This is a schematic diagram of the structure of a universal hoisting device for boiler drums in thermal power plants, provided in an embodiment of this application.

[0012] Figure 2 This is an exploded structural diagram of a universal hoisting device for boiler drums in thermal power plants, provided in an embodiment of this application.

[0013] Figure 3 This application provides a universal hoisting device for boiler drums in thermal power plants. Figure 2 Enlarged schematic diagram of structure A;

[0014] Figure 4 This application provides a universal hoisting device for boiler drums in thermal power plants. Figure 2 Enlarged schematic diagram of structure B;

[0015] Figure 5 This application provides a universal hoisting device for boiler drums in thermal power plants. Figure 2 An enlarged schematic diagram of the C-structure.

[0016] In the diagram: 1. Support rod; 2. Cantilever; 3. Bracket; 4. Connecting plate; 5. Roller; 6. Electric chain hoist; 7. Chain; 8. Connecting rope; 101. Crossbar; 102. Reinforcing rod; 103. Moving wheel; 104. Fixed plate No. 1; 201. Suspension plate No. 1; 202. Suspension plate No. 2; 301. Connecting rod; 302. Rotating roller; 401. Rotating shaft; 402. L-plate; 403. Fixing hole; 501. Connecting disc; 601. Fixed plate No. 2; 701. Connecting piece; 702. Hook; 801. Controller. Detailed Implementation

[0017] The embodiments of the present application are given for the purpose of illustration and description only, and are not intended to be exhaustive or to limit the present application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments are chosen and described in order to best explain the principles of the application and its practical application, and to enable others skilled in the art to best utilize the application, with various modifications as are suited to the particular use contemplated. Embodiments

[0018] Please refer to Figures 1-5 In the embodiment, a general hoisting device for boiler drum of thermal power plant is provided, which comprises support rods 1, cantilevers 2, supports 3, connecting plates 4, rollers 5, electric chain hoists 6, chains 7, connecting pieces 701 and hooks 702, the cantilevers 2 are installed on the top of the support rods 1, the supports 3 are installed at the front end of the cantilevers 2, the rollers 5 are installed on the cantilevers 2, the rollers 5 are installed on the side walls of the connecting plates 4, the electric chain hoists 6 are installed at the lower end of the connecting plates 4, the chains 7 are installed in the electric chain hoists 6, the connecting pieces 701 are installed at the lower end of the chains 7, and the hooks 702 are installed by connecting the connecting pieces 701.

[0019] Specifically, the horizontal rods 101 are installed at the bottom of the support rods 1, the reinforcing rods 102 are installed between the horizontal rods 101 and the support rods 1, the moving wheels 103 are installed at the bottom of the horizontal rods 101, the first fixed plates 104 are installed on the side walls of the top of the support rods 1, the first fixed plates 104 and the second hanging plates 202 are fixedly installed by bolts, the second hanging plates 202 are installed on the lower side walls of the cantilevers 2, the first hanging plates 201 are installed on the upper side walls of the cantilevers 2, the first hanging plates 201 and the connecting rods 301 are fixedly installed by bolts, the connecting rods 301 are connected and installed at the top of the supports 3, the plurality of rotating rollers 302 are installed at the lower side end of the supports 3, the connecting ropes 8 are arranged on the rotating rollers 302, the connecting ropes 8 are partially installed in the electric chain hoists 6, the controllers 801 are installed at the bottom of the connecting ropes 8, the rollers 5 can roll on the upper side walls of the second hanging plates 202, the connecting discs 501 are installed on the side walls of the rollers 5, the rotating shafts 401 are installed in the connecting discs 501, the rotating shafts 401 are installed on the connecting plates 4, the L plates 402 are installed on the front and rear side walls of the connecting plates 4, the fixed holes 403 are arranged on the side walls of the connecting plates 4, the second fixed plates 601 are fixedly installed in the fixed holes 403 by bolts, and the second fixed plates 601 are installed on the electric chain hoists 6.

[0020] The working principle of the present application is as follows:

[0021] When the general hoisting device for boiler drum of thermal power plant is used, the chains 7 in the electric chain hoists 6 are controlled to descend by the controller 801, the hooks 702 are lowered to the appropriate hoisting position for hoisting, the chains 7 in the electric chain hoists 6 are controlled to ascend by the controller 801, the rotating shafts 401 are driven to rotate by the motor, and the rollers 5 are moved on the second hanging plates 202, so that the horizontal position of hoisting is moved.

[0022] Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art and related fields without creative labor shall belong to the scope of protection of the present application. The structures, devices and operation methods not specifically described and explained in the present application, if not specially described and limited, are implemented according to the conventional means in the art.

Claims

1. A general hoisting device for a boiler drum of a thermal power plant, characterized in that, It include support rod (1), cantilever (2), support (3), connecting plate (4), roller (5), ring chain electric hoist (6), chain (7), connecting piece (701) and lifting hook (702), the top of support rod (1) is installed cantilever (2), cantilever (2) front end position installs support (3), cantilever (2) is installed roller (5), roller (5) is installed to connecting plate (4) side wall, connecting plate (4) lower end installs ring chain electric hoist (6), ring chain electric hoist (6) is installed chain (7), chain (7) lower end installs connecting piece (701), connecting piece (701) is connected and installs lifting hook (702).

2. A general hoisting device for a boiler drum of a thermal power plant according to claim 1, characterized in that, The bottom of support rod (1) is installed cross bar (101), and reinforcing rod (102) is installed between cross bar (101) and support rod (1), and movable wheel (103) is installed at the bottom of cross bar (101).

3. A general lifting device for a boiler drum of a thermal power plant according to claim 2, characterized in that, The top of support rod (1) is installed with one fixed plate (104), and one fixed plate (104) and two hanging plates (202) are fixedly installed by bolts.

4. A general lifting device for a boiler drum of a thermal power plant according to claim 3, characterized in that, Two hanging plates (202) are installed on the lower side wall of cantilever (2), and one hanging plate (201) is installed on the upper side wall of cantilever (2), and one hanging plate (201) and connecting rod (301) are fixedly installed by bolts.

5. A general lifting device for a boiler drum of a thermal power plant according to claim 4, characterized in that, Connecting rod (301) is connected and installed at the top of support (3), and a plurality of rotating rollers (302) are installed at the lower side end of support (3), and connecting rope (8) is arranged on rotating roller (302), and connecting rope (8) is partially installed in ring chain electric hoist (6), and controller (801) is installed at the bottom of connecting rope (8).

6. A general lifting device for a boiler drum of a thermal power plant according to claim 4, characterized in that, The upper side wall of two hanging plates (202) is rotatably provided with roller (5), and connecting disc (501) is installed on the side wall of roller (5).

7. A general lifting device for a boiler drum of a thermal power plant according to claim 6, characterized in that, Rotating shaft (401) is installed in connecting disc (501), and rotating shaft (401) is installed on connecting plate (4), and L plate (402) is installed on the front and rear side walls of connecting plate (4).

8. A general lifting device for a boiler drum of a thermal power plant according to claim 7, characterized in that, Fixed hole (403) is arranged on the side wall of connecting plate (4), and two fixed plates (601) are fixedly installed in fixed hole (403) by bolts, and two fixed plates (601) are installed on ring chain electric hoist (6).

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