Hoisting tool for boiler part of thermal power plant

Abstract

The utility model relates to a hoisting tool for boiler parts of a thermal power plant, which belongs to the technical field of hoisting equipment and particularly comprises a hoisting component arranged on a portal frame and used for hoisting the boiler parts of the thermal power plant, a positioning component arranged at the bottom of the portal frame and used for positioning the portal frame, and a guide rod fixedly mounted in the portal frame. Storage grooves are symmetrically formed in the portal frame, the guide rods penetrate through the storage grooves, winding assemblies are arranged in the storage grooves, limiting ropes are arranged on the winding assemblies in a surrounding mode, limiting assemblies used for limiting the limiting ropes are arranged in the storage grooves, and one ends of the limiting ropes are fixedly connected with limiting hooks. According to the hoisting tool, the stability of hoisting workpieces can be improved, the positions of the boiler parts of the thermal power plant are prevented from shaking, and the safety of the hoisting tool for the boiler parts of the thermal power plant is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of hoisting tools of thermal power plant boiler components, belong to hoisting equipment technical field. BACKGROUND

[0002] Thermal power plant boiler component hoisting tool is mainly used to install, maintain and replace the various components of boiler. The use of these tools and equipment can ensure the safe and efficient handling of heavy components, can safely lift and move heavy boiler components, such as boiler drum, furnace, heat exchanger, etc., to avoid accidents caused by improper handling, hoisting tools and equipment can significantly improve the efficiency of construction and maintenance, shorten downtime, thereby improving the overall operating efficiency of the power plant. Through mechanized hoisting, the physical labor of workers is reduced, the ergonomics performance is improved, and the safety and health of workers are protected.

[0003] Announcement No. CN220703071U discloses a kind of hoisting tools, "including bottom plate, mobile wheel, upper rack, lower rack, support frame, pulley and winding mechanism, the bottom plate bottom four corners are all equipped with mobile wheel, the bottom plate one end is equipped with handle through assembly component, the top of the bottom plate is equipped with lower rack, the upper rack is equipped above the lower rack, the inside of the lower rack is equipped with rotation component that drives the rotation of upper rack, the upper rack top one side is equipped with support frame;Through mobile wheel, the whole device can be conveniently moved, so that the device can be conveniently moved above each filter, a group of hoisting devices can be used to hoist the filter screen of multiple filters, which is more convenient, and the structure of the whole device is relatively simple, so the manufacturing cost is relatively small, and it is more economical". The above-mentioned hoisting tool is not ideal in stability when transporting workpieces, and the workpieces may shake during hoisting, which poses a certain safety hazard. Therefore, we propose a kind of hoisting tool of thermal power plant boiler component. UTILITY MODEL CONTENTS

[0004] To solve the technical problems existing in the prior art, the utility model provides a kind of hoisting tool of thermal power plant boiler component, which can improve the stability of hoisting workpiece, avoid the position of thermal power plant boiler component to shake, and thereby improve the safety of hoisting tool of thermal power plant boiler component.

[0005] In order to achieve the above object, the utility model adopts the technical scheme that a kind of hoisting tool for power plant boiler component, including portal frame, hoisting assembly for being used to hoist power plant boiler component is provided on the portal frame, the bottom of the portal frame is provided with the positioning assembly for positioning portal frame, guide rod is fixedly installed in the portal frame, the portal frame is symmetrically provided with receiving groove, and guide rod penetrates receiving groove, winding assembly is provided in the receiving groove, limiting rope is provided around on winding assembly, limiting assembly for limiting limiting rope is provided in the receiving groove, limiting hook is fixedly connected to one end of limiting rope.

[0006] Preferably, the controller is fixedly installed on the portal frame, the hoisting assembly includes a drive motor, a threaded lead screw, a sliding block, an electric hoist and a traction rope, the drive motor is fixedly installed on the portal frame, the threaded lead screw is rotatably arranged in the portal frame, the sliding block is threadedly connected with the threaded lead screw, the electric hoist is fixedly installed below the sliding block, and the electric hoist is internally provided with the traction rope.

[0007] Preferably, the positioning assembly includes a frame, a sliding plate, a limiting ring, a positioning rod, a rubber block and an adjusting mechanism, the frame is fixedly installed on the portal frame, the sliding plate is arranged in the frame, the limiting ring is arrayed in the frame, the positioning rod is arranged in the limiting ring, the rubber block is fixedly connected with the bottom end of the positioning rod, and the adjusting mechanism is arranged in the frame.

[0008] Preferably, the adjusting mechanism includes a servo motor, an adjusting screw and a threaded ring, the servo motor is fixedly installed in the frame, one end of the adjusting screw is fixedly connected with the output end of the servo motor, the threaded ring is fixedly installed in the sliding plate, and the adjusting screw is threadedly connected with the threaded ring.

[0009] Preferably, the winding assembly includes a winding wheel and a handle, the winding wheel is rotatably arranged in the receiving groove, one end of the handle is fixedly connected with the center position of the winding wheel, and one end of the limiting rope is fixedly connected with the winding wheel.

[0010] Preferably, the limiting assembly includes a cylinder, a threaded cylinder and a positioning bolt, the cylinder is fixedly installed in the receiving groove, and the limiting rope penetrates the cylinder, the threaded cylinder is fixedly installed on the cylinder, and the positioning bolt is threadedly connected in the threaded cylinder.

[0011] Compared with the prior art, the utility model has the following technical effects:

[0012] 1. The utility model discloses a limiting rope can effectively avoid the power plant boiler part that hoists and carries to shake during hoisting and transferring, improves the security, and the electric hoist can be moved through the traction rope and hoist and carry the power plant boiler part, and limiting rope is moved simultaneously, makes the limiting hook with the power plant boiler part side connection, rotates the positioning bolt, and the positioning bolt will be moved through the thread cylinder, and the positioning bolt moves into the cylinder interior, and then will position the limiting rope position, and then position the power plant boiler part, avoid the power plant boiler part position to shake, improve the security of power plant boiler part hoisting tool.

[0013] 2. The utility model discloses a positioning rod can improve the stability of portal frame position, after moving and sending the power plant boiler part to the assembly place, the servo motor work will drive the adjusting screw rod rotation, and the adjusting screw rod rotation will make the thread ring move, and the thread ring moves and will drive the sliding board synchronous movement, and the sliding board moves and will drive the positioning rod movement, and the positioning rod movement will drive the rubber block movement, and the rubber block movement contacts the ground, and then can position the portal frame position, and then can assemble the power plant boiler, improve the work efficiency, and the positioning assembly can position the portal frame position, avoid the portal frame hoist and carry the power plant boiler part and shake and have the accident. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the structural schematic diagram of the utility model.

[0015] Figure 2 It is the structural schematic diagram of the positioning assembly in the utility model.

[0016] Figure 3 It is Figure 1 It is the partial close-up drawing of A place in the utility model.

[0017] Figure 4 It is the structural schematic diagram of the limiting assembly in the utility model. DETAILED DESCRIPTION

[0018] In order to make the technical problem, technical scheme and beneficial effect that the utility model wants to solve more clear and clear, the following combining with the drawing and example, further detailed explanation is conducted to the utility model. It should be understood that the specific example described here is only used to explain the utility model, and is not used to limit the utility model.

[0019] As Figure 1As shown, a power plant boiler component hoisting tool, including a portal frame 1, the portal frame 1 is provided with a hoisting assembly for hoisting the power plant boiler component, the portal frame 1 is provided with a positioning assembly for positioning the portal frame 1, the portal frame 1 is fixedly installed with a guide rod 16 inside, the portal frame 1 is symmetrically provided with a receiving groove 17 inside, and the guide rod 16 penetrates the receiving groove 17, the receiving groove 17 is provided with a winding assembly inside, the winding assembly is provided with a limiting rope 20 around, the receiving groove 17 is provided with a limiting assembly for limiting the limiting rope 20, one end of the limiting rope 20 is fixedly connected with a limiting hook 21, when the power plant boiler component hoisting tool is used to hoist and assemble the power plant boiler component, the hoisting assembly is moved to above the power plant boiler component to be hoisted by pushing the portal frame 1, the power plant boiler component can be lifted by the hoisting assembly, and the limiting hook 21 is connected with the side surface of the power plant boiler component by pulling the limiting rope 20 to move, the position of the limiting rope 20 is fixed by the limiting assembly, and then the power plant boiler component is positioned, so that the position of the power plant boiler component is prevented from shaking, the safety is improved, then the portal frame 1 is pushed to move the position of the power plant boiler component, and the power plant boiler component is moved to the assembly location, then the power plant boiler is assembled after the power plant boiler component is moved to the assembly location, the working efficiency is improved, the position of the portal frame 1 is positioned by the positioning assembly, and accidents are avoided when the portal frame 1 hoists the power plant boiler component.

[0020] A controller 2 is fixedly installed on the portal frame 1, the hoisting assembly includes a driving motor 3, a threaded screw rod 4, a sliding block 5, an electric hoist 6 and a traction rope 7, the driving motor 3 is fixedly installed on the portal frame 1, the threaded screw rod 4 is rotatably arranged inside the portal frame 1, the sliding block 5 is threadedly connected with the threaded screw rod 4, the electric hoist 6 is fixedly installed below the sliding block 5, the electric hoist 6 is provided with the traction rope 7 inside, the controller 2 is electrically connected with the driving motor 3 and the electric hoist 6, and can control the movement of the driving motor 3 and the electric hoist 6, the driving motor 3 works to drive the threaded screw rod 4 to rotate, so that the sliding block 5 moves, and the electric hoist 6 moves when the sliding block 5 moves, so that the position of the electric hoist 6 can be adjusted, and the electric hoist 6 moves to hoist the power plant boiler component through the traction rope 7.

[0021] As Figure 2As shown, the positioning assembly comprises a frame 8, a sliding plate 11, a limiting ring 13, a positioning rod 14, a rubber block 15 and an adjusting mechanism, the frame 8 is fixedly installed on the gantry 1, the sliding plate 11 is arranged inside the frame 8, the limiting ring 13 is arranged in an array inside the frame 8, the positioning rod 14 is arranged through the limiting ring 13, the rubber block 15 is fixedly connected with the bottom end of the positioning rod 14, and the adjusting mechanism is arranged inside the frame 8; when the positioning assembly positions the gantry 1, the position of the sliding plate 11 can be adjusted through the movement of the adjusting mechanism, the sliding plate 11 moves to drive the positioning rod 14 to move, the positioning rod 14 moves to drive the rubber block 15 to move, and the rubber block 15 moves to contact the ground, so that the position of the gantry 1 can be positioned.

[0022] The adjusting mechanism comprises a servo motor 9, an adjusting screw rod 10 and a threaded ring 12, the servo motor 9 is fixedly installed inside the frame 8, one end of the adjusting screw rod 10 is fixedly connected with the output end of the servo motor 9, the threaded ring 12 is fixedly installed inside the sliding plate 11, and the adjusting screw rod 10 is threadedly connected with the threaded ring 12; the servo motor 9 works to drive the adjusting screw rod 10 to rotate, the adjusting screw rod 10 rotates to drive the threaded ring 12 to move, and the threaded ring 12 moves to drive the sliding plate 11 to synchronously move.

[0023] As shown in the figure, Figure 3 The winding assembly comprises a winding wheel 19 and a handle 18, the winding wheel 19 is rotationally arranged inside the storage groove 17, one end of the handle 18 is fixedly connected with the center position of the winding wheel 19, one end of the limiting rope 20 is fixedly connected with the winding wheel 19, and rotating the handle 18 drives the winding wheel 19 to rotate, so that the winding wheel 19 rotates to wind the limiting rope 20.

[0024] As shown in the figure, Figure 4 The limiting assembly comprises a cylinder 22, a threaded cylinder 23 and a positioning bolt 24, the cylinder 22 is fixedly installed inside the storage groove 17, the limiting rope 20 penetrates through the cylinder 22, the threaded cylinder 23 is fixedly installed on the cylinder 22, and the positioning bolt 24 is threadedly connected inside the threaded cylinder 23; when the position of the limiting rope 20 is positioned, the positioning bolt 24 is rotated, the threaded cylinder 23 drives the positioning bolt 24 to move, the positioning bolt 24 moves into the cylinder 22, and thus the position of the limiting rope 20 is positioned.

[0025] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the scope of the present application.

Claims

1. A hoisting tool for a boiler component of a thermal power plant, comprising a portal frame, a hoisting assembly for hoisting a boiler component of a thermal power plant being arranged on the portal frame, characterized in that: The gantry bottom is provided with a positioning assembly for positioning the gantry, a guide rod is fixedly installed inside the gantry, the gantry is symmetrically provided with a receiving groove, and the guide rod penetrates the receiving groove, a winding assembly is arranged inside the receiving groove, a limiting rope is arranged around the winding assembly, a limiting assembly for limiting the limiting rope is arranged inside the receiving groove, and a limiting hook is fixedly connected to one end of the limiting rope.

2. A tool for hoisting a component of a boiler of a fossil fuel power plant according to claim 1, characterized in that: A controller is fixedly installed on the gantry, the hoisting assembly comprises a driving motor, a threaded screw rod, a sliding block, an electric hoist and a traction rope, the driving motor is fixedly installed on the gantry, the threaded screw rod is rotatably arranged inside the gantry, the sliding block is threadedly connected with the threaded screw rod, the electric hoist is fixedly installed below the sliding block, and the electric hoist is internally provided with the traction rope.

3. A hoisting tool for a boiler component of a fossil power plant according to claim 1 or 2, characterized in that: The positioning assembly comprises a frame, a sliding plate, a limiting ring, a positioning rod, a rubber block and an adjusting mechanism, the frame is fixedly installed on the gantry, the sliding plate is arranged inside the frame, the limiting ring is arranged in an array inside the frame, the positioning rod penetrates the limiting ring, the rubber block is fixedly connected with the bottom end of the positioning rod, and the adjusting mechanism is arranged inside the frame.

4. A tool according to claim 3, characterised in that: The adjusting mechanism comprises a servo motor, an adjusting screw rod and a threaded ring, the servo motor is fixedly installed inside the frame, one end of the adjusting screw rod is fixedly connected with the output end of the servo motor, the threaded ring is fixedly installed inside the sliding plate, and the adjusting screw rod is threadedly connected with the threaded ring.

5. A tool for hoisting a boiler component of a fossil fuel power plant according to claim 1, characterized in that: The winding assembly comprises a winding wheel and a handle, the winding wheel is rotatably arranged inside the receiving groove, one end of the handle is fixedly connected with the center position of the winding wheel, and one end of the limiting rope is fixedly connected with the winding wheel.

6. A fossil plant boiler component hoisting tool according to claim 1, characterized in that: The limiting assembly comprises a cylinder, a threaded cylinder and a positioning bolt, the cylinder is fixedly installed inside the receiving groove, and the limiting rope penetrates the cylinder, the threaded cylinder is fixedly installed on the cylinder, and the positioning bolt is threadedly connected inside the threaded cylinder.

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