Boiler maintenance equipment for thermal power

Abstract

The boiler maintenance equipment for thermal power comprises a bottom frame, an adjusting assembly is arranged on the bottom frame, a transmission assembly is arranged on the adjusting assembly, and a protection assembly is arranged on the transmission assembly; according to the boiler overhauling equipment for thermal power, through the arranged transmission assembly, the motor can drive the second belt wheel to rotate, the first belt wheel rotates under the action of the second belt wheel through a transmission belt, the lead screw rotates on the supporting frame along with the first belt wheel, and the transmission block drives the overhauling table to move on the sliding rail through the sliding block under the action of the lead screw; therefore, the overhaul stand can be driven to move without moving the whole device.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of thermal power boiler technology, in particular to a boiler maintenance equipment for thermal power. BACKGROUND

[0002] Thermal power plant, referred to as thermal power plant, is a factory that uses coal, oil and natural gas as fuel to produce electric energy, its basic production process is: fuel is burned in the boiler to heat water to steam, the chemical energy of fuel is converted into heat energy, the steam pressure drives the turbine to rotate, and the heat energy is converted into mechanical energy, then the turbine drives the generator to rotate, and the mechanical energy is converted into electric energy. The boiler of the thermal power plant is a device that can convert chemical energy into heat energy, and heat water to form steam, which is usually used in thermal power plants, ships, locomotives and industrial and mining enterprises. Because dust is easily produced in the process of boiler combustion and adheres to the inner wall of the furnace, a maintenance device is needed for maintenance.

[0003] The existing maintenance device used in the maintenance work only adjusts the height, but it is difficult to move in the horizontal direction, and can only rely on the bottom base to push for horizontal movement, so that the bottom worker needs to push it for horizontal adjustment when maintaining other positions on the surface of the boiler, which is relatively inconvenient. SUMMARY

[0004] In order to solve the above problems existing in the prior art, the present application aims to provide a boiler maintenance equipment for thermal power.

[0005] The technical scheme adopted by the present application is: A boiler maintenance equipment for thermal power, comprising a chassis, an adjusting assembly is arranged on the chassis, a transmission assembly is arranged on the adjusting assembly, a protection assembly is arranged on the transmission assembly, the transmission assembly comprises a support frame and a maintenance table, a sliding rail is arranged on the support frame, a sliding block is movably arranged on the sliding rail, the maintenance table is arranged on the sliding block, a lead screw is movably arranged on the support frame, a transmission block is movably arranged on the lead screw, and the transmission block is connected with the maintenance table, a first pulley is arranged at one end of the lead screw, a motor is arranged on the support frame, a second pulley is arranged at the driving end of the motor, and a transmission belt is arranged on the first pulley and the second pulley.

[0006] As a preferred embodiment of the present application, the sliding rail is matched with the sliding block.

[0007] As a preferred embodiment of the present application, the protection assembly comprises a guide rod and a limiting rod, the guide rod is movably arranged on the maintenance table, a limiting hole is arranged on the guide rod, the limiting rod is movably arranged on the maintenance table, and the limiting rod abuts against the limiting hole, a protection plate is arranged on the guide rod, and a connecting plate is arranged on the protection plate.

[0008] As the preferred embodiment of the present application, the limiting hole is matched with the limiting rod.

[0009] As the preferred embodiment of the present application, the adjusting assembly comprises a connecting block and a hydraulic cylinder, the connecting block is installed on the base frame, a threaded rod is movably arranged on the connecting block, a resisting plate is arranged on the threaded rod, the hydraulic cylinder is installed on the base frame, a moving plate is arranged on the driving end of the hydraulic cylinder, the supporting frame is arranged on the moving plate, a moving rod is arranged on the moving plate, a sleeve is arranged on the base frame and the sleeve is movably connected with the moving rod, and a moving wheel is movably arranged on the base frame.

[0010] As the preferred embodiment of the present application, the threaded rod is provided with a rotating handle at the end away from the resisting plate.

[0011] The present application has the advantages that: as a boiler maintenance device for thermal power, the transmission assembly is arranged, the motor can drive the second pulley to rotate, the first pulley rotates under the action of the second pulley, the lead screw rotates on the supporting frame following the first pulley, the transmission block drives the maintenance table to move on the slide rail through the sliding block under the action of the lead screw, and the maintenance table can be moved without moving the whole device. BRIEF DESCRIPTION OF DRAWINGS

[0012] The present application will be further described in detail below in combination with the drawings and specific implementation methods.

[0013] Fig. 1 The figure is a structural schematic diagram of the present application; Fig. 2 The figure is another perspective structural schematic diagram of the present application; Fig. 3 The figure is a structural schematic diagram of the maintenance table and the guide rod of the present application; In the figure: 1, base frame; 2, moving wheel; 3, connecting block; 4, threaded rod; 5, resisting plate; 6, hydraulic cylinder; 7, moving plate; 8, moving rod; 9, sleeve; 10, supporting frame; 11, slide rail; 12, sliding block; 13, maintenance table; 14, lead screw; 15, transmission block; 16, first pulley; 17, motor; 18, second pulley; 19, transmission belt; 20, guide rod; 21, limiting hole; 22, limiting rod; 23, protection plate; 24, connecting plate. DETAILED DESCRIPTION

[0014] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and are not used to limit the present application, that is, the described examples are only a part of the examples of the present application, but not all the examples. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0015] Therefore, the following detailed description of embodiments of the application provided in the drawings is not intended to limit the scope of the application claimed, but merely represents selected embodiments of the application. Based on the embodiments of the application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the application.

[0016] The specific embodiments of the application are described below in conjunction with Figs. 1-3 A power plant boiler maintenance equipment, comprising a chassis 1, the chassis 1 is provided with an adjusting assembly, the adjusting assembly is provided with a transmission assembly, the transmission assembly is provided with a protection assembly, the transmission assembly comprises a support frame 10 and a maintenance table 13, the support frame 10 is provided with a sliding rail 11, the sliding rail 11 is movably provided with a sliding block 12, the maintenance table 13 is arranged on the sliding block 12, the support frame 10 is movably provided with a lead screw 14, the lead screw 14 is movably provided with a transmission block 15, and the transmission block 15 is connected with the maintenance table 13, one end of the lead screw 14 is provided with a first pulley 16, the support frame 10 is provided with a motor 17, the driving end of the motor 17 is provided with a second pulley 18, the first pulley 16 and the second pulley 18 are provided with a transmission belt 19, the motor 17 is driven, the motor 17 can drive the second pulley 18 to rotate, the first pulley 16 rotates under the action of the second pulley 18, the lead screw 14 rotates on the support frame 10 following the first pulley 16, the transmission block 15 drives the maintenance table 13 to move on the sliding rail 11 through the sliding block 12 under the action of the lead screw 14, thereby the maintenance table 13 can be moved without moving the whole device.

[0017] Beneficially, the sliding rail 11 is matched with the sliding block 12, and the matched sliding block 12 slides on the sliding rail 11 more stably.

[0018] Beneficially, the protection assembly comprises a guide rod 20 and a limiting rod 22, the guide rod 20 is movably arranged on the maintenance table 13, the guide rod 20 is provided with a limiting hole 21, the limiting rod 22 is movably arranged on the maintenance table 13 and abuts against the limiting hole 21, the guide rod 20 is provided with a protection plate 23, the protection plate 23 is provided with a connecting plate 24, the limiting rod 22 and the protection plate 23 are both provided with a pair of plates, and are symmetrically arranged on the maintenance table 13, the limiting hole 21 is provided with a plurality of limiting holes, and is arranged at equal intervals on the guide rod 20, the protection plate 23 can drive the guide rod 20 to move on the maintenance table 13, stop moving at a specified distance, pass the limiting rod 22 through the side wall of the maintenance table 13 into the limiting hole 21 on the guide rod 20, and then fix the limiting rod 22 on the maintenance table 13, and the surrounding area formed by the connecting plate 24 and the pair of protection plates 23 can be adjusted in height according to the specific needs of the operator to provide protection.

[0019] Beneficially, the limiting hole 21 is matched with the limiting rod 22, and the matched limiting rod 22 can make the guiding rod 20 more stable when fixed. Beneficially, the adjusting assembly comprises a connecting block 3 and a hydraulic cylinder 6, the connecting block 3 is installed on the chassis 1, a threaded rod 4 is movably arranged on the connecting block 3, a resisting plate 5 is arranged on the threaded rod 4, the hydraulic cylinder 6 is installed on the chassis 1, a moving plate 7 is arranged on the driving end of the hydraulic cylinder 6, the supporting frame 10 is arranged on the moving plate 7, a moving rod 8 is arranged on the moving plate 7, a sleeve 9 is arranged on the chassis 1 and the sleeve 9 is movably connected with the moving rod 8, a plurality of moving wheels 2 are movably arranged on the chassis 1, the sleeve 9 and the moving rod 8 are both provided with four, the four sleeves 9 are symmetrically arranged on the chassis 1, and the four moving rods 8 are symmetrically arranged on the moving plate 7, the whole device can be moved by the plurality of moving wheels 2, and the device is stopped at a predetermined position, the threaded rod 4 is rotated, the threaded rod 4 drives the resisting plate 5 to rotate, the resisting plate 5 abuts against the placing plane, the device can be fixed, the moving plate 7 can be moved by the hydraulic cylinder 6, the moving rod 8 moves on the sleeve 9 along with the moving plate 7, the moving plate 7 can be moved stably, and the height is convenient to adjust.

[0020] Beneficially, the threaded rod 4 is provided with a rotating handle at the end away from the resisting plate 5, and the rotating handle is convenient to drive the threaded rod 4 to rotate.

[0021] The working principle of the present application is as follows: Firstly, the whole device can be moved by the plurality of moving wheels 2, and the device is stopped at a predetermined position, the threaded rod 4 is rotated, the threaded rod 4 drives the resisting plate 5 to rotate, the resisting plate 5 abuts against the placing plane, the device can be fixed, the operator gets on the maintenance platform 13, the guiding rod 20 can be moved on the maintenance platform 13 by the protection plate 23, is stopped at a specified distance, the limiting rod 22 penetrates the side wall of the maintenance platform 13 and enters the limiting hole 21 on the guiding rod 20, and then the limiting rod 22 can be fixed on the maintenance platform 13, the surrounding area formed by the connecting plate 24 and the pair of protection plates 23 can be adjusted according to the specific requirements of the operator to adapt to the height for protection, the moving plate 7 can be moved by the hydraulic cylinder 6, the moving rod 8 moves on the sleeve 9 along with the moving plate 7, the moving plate 7 can be moved stably, and the height is convenient to adjust to a specified position for maintenance, the driving motor 17 drives the second pulley 18 to rotate, the transmission belt 19 drives the first pulley 16 to rotate under the action of the second pulley 18, the lead screw 14 rotates on the supporting frame 10 along with the first pulley 16, the transmission block 15 drives the maintenance platform 13 to move on the sliding rail 11 through the sliding block 12 under the action of the lead screw 14, and then the maintenance platform 13 can be moved without moving the whole device.

[0022] In the description of the application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" and the like should be understood in a broad sense, for example, can be fixedly connected, can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0023] The above is only an example and description of the structure of the application. Those skilled in the art can make various modifications or supplements to the described specific embodiments or replace them with similar ways, as long as they do not deviate from the structure of the application or exceed the scope defined by the claims.

Claims

1. A boiler overhauling apparatus for thermal power plants, comprising a base frame (1), characterized in that, The chassis (1) is provided with an adjusting assembly, the adjusting assembly is provided with a transmission assembly, the transmission assembly is provided with a protection assembly, the transmission assembly comprises a support frame (10) and an inspection table (13), the support frame (10) is provided with a sliding rail (11), the sliding rail (11) is movably provided with a sliding block (12), the inspection table (13) is arranged on the sliding block (12), the support frame (10) is movably provided with a lead screw (14), the lead screw (14) is movably provided with a transmission block (15), and the transmission block (15) is connected with the inspection table (13), one end of the lead screw (14) is provided with a first pulley (16), the support frame (10) is provided with a motor (17), the driving end of the motor (17) is provided with a second pulley (18), the first pulley (16) and the second pulley (18) are provided with a transmission belt (19).

2. A boiler repair apparatus for thermal power plants according to claim 1, characterized in that, The sliding rail (11) is matched with the sliding block (12).

3. The boiler repair apparatus for thermal power plants according to claim 1, characterized in that, The protection assembly comprises a guide rod (20) and a limiting rod (22), the guide rod (20) is movably arranged on the inspection table (13), the guide rod (20) is provided with a limiting hole (21), the limiting rod (22) is movably arranged on the inspection table (13), and the limiting rod (22) is in abutment with the limiting hole (21), the guide rod (20) is provided with a protection plate (23), and the protection plate (23) is provided with a connecting plate (24).

4. A boiler repair apparatus for thermal power plants according to claim 3, characterized in that, The limiting hole (21) is matched with the limiting rod (22).

5. The boiler repair apparatus for thermal power plants according to claim 1, characterized in that, The adjusting assembly comprises a connecting block (3) and a hydraulic cylinder (6), the connecting block (3) is mounted on the chassis (1), the connecting block (3) is movably provided with a threaded rod (4), the threaded rod (4) is provided with an abutting plate (5), the hydraulic cylinder (6) is mounted on the chassis (1), the driving end of the hydraulic cylinder (6) is provided with a moving plate (7), the support frame (10) is arranged on the moving plate (7), the moving plate (7) is provided with a moving rod (8), the chassis (1) is provided with a sleeve (9), and the sleeve (9) is movably connected with the moving rod (8), and the chassis (1) is movably provided with a moving wheel (2).

6. A boiler repair apparatus for thermal power plants according to claim 5, characterized in that, The threaded rod (4) is provided with a rotating handle at the end away from the abutting plate (5).

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