Boiler water wall sliding hoisting device

Abstract

The application discloses a boiler water-cooled wall sliding hoisting device, which comprises a connecting hoisting block, two main hoisting cables are fixedly arranged at the lower end of the connecting hoisting block, an adjusting hoisting mechanism is arranged between the lower ends of the two main hoisting cables, two upper connecting mechanisms are arranged at the lower end of the adjusting hoisting mechanism, a lower connecting mechanism is arranged at the lower end of each of the two upper connecting mechanisms, two reinforcing rods are arranged at the lower end of each of the two lower connecting mechanisms, and a water-cooled wall assembly is fixedly arranged between the lower ends of the four reinforcing rods. The device can solve the problems that the operation mode is difficult, the operator can only rely on a intercom to communicate, and information transmission is not smooth.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of boilers, and relates to a boiler water wall sliding hoisting device. BACKGROUND

[0002] Boiler water wall is an important component in the boiler, mainly used for absorbing and carrying away the heat generated during the combustion process of the boiler. The water wall is usually composed of multiple water pipes, which are arranged vertically along the furnace in the boiler. Water circulates in the pipes, and its main functions include: heat exchange, the water wall absorbs the heat generated by combustion, causing the water in the pipes to heat up and convert into steam. Protecting the boiler structure, by cooling the water wall, it can prevent the boiler metal structure from being damaged due to high temperature. Improving thermal efficiency, effectively utilizing fuel energy, improving the overall thermal efficiency of the boiler. Water wall is usually used in large-scale boilers, such as coal, oil, natural gas, etc. They are an important part of ensuring the safety, efficiency and environmental protection of the boiler. In order to realize the sliding and hoisting of the water wall pipe or module, it is convenient to install it to the designated position of the boiler, a device specially used for the installation and maintenance of the boiler water wall is needed.

[0003] In the current technical practice, the hoisting process of the boiler water wall usually involves the cooperation of two cranes. During hoisting, the lifting height of the two cranes is adjusted to achieve fine adjustment of the direction of the water wall. However, this operation method is difficult, and requires close cooperation of two operators. Because the operators are far apart, they can only rely on intercom to communicate, which often leads to poor information transmission, adversely affecting the efficiency and safety of the hoisting operation. SUMMARY

[0004] The purpose of the present application is to overcome the shortcomings of the prior art, and to provide a boiler water wall sliding hoisting device that can solve the problem of high difficulty in operation method and poor information transmission caused by operators relying only on intercom to communicate.

[0005] To achieve the above purpose, the present application discloses a boiler water wall sliding hoisting device, comprising a connecting hoisting block, the lower end of the connecting hoisting block is fixedly provided with two main hoisting cables, the lower ends of the two main hoisting cables are provided with an adjusting hoisting mechanism, the lower end of the adjusting hoisting mechanism is provided with two upper connecting mechanisms, the lower end of each of the two upper connecting mechanisms is provided with a lower connecting mechanism, the lower end of each of the two lower connecting mechanisms is provided with two reinforcing rods, and the lower ends of the four reinforcing rods are fixedly provided with a water wall assembly.

[0006] Further improvement of the boiler water wall sliding hoisting device of the present application is as follows:

[0007] Further, the adjusting hoisting mechanism comprises a first support main frame, an adjusting frame and a second support main frame, one end of the adjusting frame is inserted into the first support main frame, the other end of the adjusting frame is inserted into the second support main frame, the lower side of the first support main frame and the second support main frame is provided with a moving slide rail, a moving slide carriage is slidably arranged on the moving slide rail, the end of the moving slide carriage is provided with a stepping motor, the lower end of the moving slide carriage is provided with a hoisting motor, the output end of the hoisting motor is sleeved with a winding reel, the winding reel is wound with a hoisting cable, the end of the hoisting cable is fixed to the lower end of the moving slide carriage and away from the side of the hoisting motor, the middle part of the hoisting cable is provided with a movable pulley, the upper end of the movable pulley is rotatably provided with a lifting hanger, the upper end of the lifting hanger is provided with an extension rod, and the upper end of the extension rod is fixed to the moving slide carriage.

[0008] Further, the side of the first support main frame is provided with a limiting frame.

[0009] Further, a plurality of limiting holes are provided in the adjusting frame, and the limiting bolt is inserted into one of the limiting holes.

[0010] Further, the first support main frame and the second support main frame are internally provided with a reinforcing curved plate.

[0011] Further, the upper connecting mechanism comprises a connecting shaft, a lower connecting plate, an upper connecting frame and two lower connecting frames, the two lower connecting frames are fixed to the lower connecting plate, the connecting shaft passes through the two lower connecting frames, the upper end of the connecting shaft is rotatably connected with a disc, the upper connecting frame is rotatably arranged at the middle position on the two sides of the disc, and the upper connecting frame is arranged at the lower end of the lifting hanger.

[0012] Further, the upper side of the two lower connecting frames is rotatably connected with a lifting disc, and the connecting shaft passes through the lifting disc.

[0013] Further, the lower connecting mechanism comprises two lower connecting cables, the lower end of the two lower connecting cables is provided with a cable connecting block, the four cable connecting blocks are fixed to the reinforcing rod, and the reinforcing rod is arranged on the water cooling wall assembly.

[0014] The boiler water cooling wall sliding hoisting device comprises a connecting lifting block, two main lifting cables are fixedly arranged at the lower end of the connecting lifting block, an adjusting hoisting mechanism is arranged between the lower ends of the two main lifting cables, two upper connecting mechanisms are arranged at the lower end of the adjusting hoisting mechanism, a lower connecting mechanism is arranged at the lower end of each of the two upper connecting mechanisms, two reinforcing rods are arranged at the lower end of each of the two lower connecting mechanisms, and a water cooling wall assembly is fixedly arranged between the lower ends of the four reinforcing rods; the connecting lifting block is lifted, then the adjusting hoisting mechanism is lifted through cooperation of the connecting lifting block and the main lifting cable, and the water cooling wall assembly is lifted through the adjusting hoisting mechanism.

[0015] The present application has the following beneficial effects:

[0016] The boiler water wall sliding hoisting device provided by the present application can realize the function of double sliding hoisting by only one crane during hoisting operation, solve the problem of high operation difficulty and poor information transmission caused by the fact that the operator can only communicate through a intercom, and specifically, first hoist the connecting lifting block, then hoist the adjusting hoisting mechanism through cooperation of the connecting lifting block and the main lifting cable. Next, the built-in stepping motor drives the moving slide to slide on the moving slide rail, thereby realizing horizontal movement, the built-in hoisting motor drives the winding reel to wind the hoisting cable, so that the movable pulley rises, thereby realizing vertical movement hoisting. During vertical movement, the use of the telescopic rod limits the displacement of the movable pulley, thereby improving the stability of the hoisting process.

[0017] Further, by providing multiple reinforcing rods on the water wall assembly and connecting the multiple reinforcing rods through multiple lower connecting hoisting cables, the stability of hoisting is improved, and the deformation of the water wall assembly is greatly avoided.

[0018] Further, the adjusting hoisting mechanism can be hoisted by the connecting lifting block and the main hoisting cable, and the adjusting hoisting mechanism is provided with hoisting structures on both sides, which can realize independent horizontal and vertical movement, thereby directly forming the effect of two cranes. The vertical hoisting is connected through the movable pulley, which reduces the force required for lifting, thereby improving the stability of the hoisting process. BRIEF DESCRIPTION OF DRAWINGS

[0019] The drawings accompanying the specification of the present application form a part thereof, serve to provide further understanding of the present application, and together with the description, explain the present application. The present application and its description are used to explain the present application, and do not constitute an improper limitation on the present application. In the drawings:

[0020] Figure 1 is a schematic view of the shaft side of the present application;

[0021] Figure 2 is a schematic view of the shaft side of the adjusting hoisting mechanism of the present application;

[0022] Figure 3 is a schematic view of the shaft side of the adjusting hoisting mechanism of the present application;

[0023] Figure 4 is a schematic view of the shaft side of the lower connecting mechanism of the present application;

[0024] Figure 5 is a schematic view of the shaft side of the upper connecting mechanism of the present application;

[0025] Figure 6 is a schematic view of the shaft side of the present application Figure 2A zoomed-in view of the A in the figure.

[0026] Wherein, 1 is a connecting hanging block, 2 is a main hanging cable, 3 is an adjusting hoisting mechanism, 4 is an upper connecting mechanism, 5 is a lower connecting mechanism, 6 is a reinforcing rod, 7 is a water cooling wall assembly, 301 is a stepping motor, 302 is a moving slide, 303 is a first supporting main frame, 304 is a limiting frame, 305 is an adjusting frame, 306 is a second supporting main frame, 307 is a moving slide rail, 308 is a limiting bolt, 309 is a limiting hole, 310 is a hoisting cable, 311 is a lifting hanger, 312 is a hoisting motor, 313 is a reinforcing curved plate, 314 is a winding disc, 315 is a telescopic rod, 316 is a movable pulley, 401 is a lower connecting plate, 402 is a connecting shaft, 403 is a connecting hanging disc, 404 is a connecting disc, 405 is an upper connecting frame, 406 is a lower connecting frame, 501 is a lower connecting hanging cable, and 502 is a hanging cable connecting block. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0028] In the description of the present application, it should be understood that the terms "include" and "contain" indicate the existence of described features, whole, steps, operations, elements and / or components, but do not exclude the existence or addition of one or more other features, whole, steps, operations, elements, components and / or sets thereof.

[0029] It should also be understood that the terms used in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application. As used in the specification and the appended claims of the present application, unless otherwise clear from the context, the singular forms "a", "an" and "the" are intended to include the plural forms.

[0030] It should be further understood that the term "and / or" used in the specification and the appended claims of the present application means any combination of one or more of the associated listed items and all possible combinations, and includes these combinations, for example, A and / or B can represent three cases of A alone, A and B together, and B alone. In addition, the character " / " in the present application generally represents an "or" relationship between the front and rear associated objects.

[0031] It should be understood that, although the terms first, second, third, etc. can be used herein to describe various ranges or elements, these ranges or elements should not be limited by these terms. These terms are only used to distinguish one range or element from another. For example, a first range could be termed a second range without departing from the scope of the embodiments of the present application, similarly, a second range could be termed a first range.

[0032] The word "if" can be interpreted to mean "when" or "upon" or "in response to determining" or "in response to detecting," depending on the context. Similarly, the phrase "if it is determined" or "if [a stated condition or event] is detected" can be interpreted to mean "upon determining" or "in response to determining" or "upon detecting [the stated condition or event]" or "in response to detecting [the stated condition or event]," depending on the context.

[0033] In order to make the purposes, technical solutions, and advantages of the embodiments of the present application clearer, the following will be combined with the accompanying drawings for a clear and complete description of the technical solutions in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Generally, the components of the embodiments of the present application described here and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely represents selected embodiments of the application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the scope of protection of the present application.

[0034] Various structural schematic diagrams according to the disclosed embodiments of the present application are shown in the accompanying drawings. These diagrams are not drawn to scale, in which some details are exaggerated for the purpose of clarity, and some details can be omitted. The shapes of various regions, layers, and their relative sizes and positional relationships shown in the diagrams are only exemplary, and in actuality, they can deviate due to manufacturing tolerances or technical limitations, and a person skilled in the art can additionally design regions / layers with different shapes, sizes, and relative positions according to actual needs.

[0035] Embodiment One

[0036] Reference Figure 1The boiler water wall sliding hoisting device provided by the application comprises a connecting hoisting block 1, two main hoisting cables 2 are fixedly arranged at the lower end of the connecting hoisting block 1, an adjusting hoisting mechanism 3 is arranged between the lower ends of the two main hoisting cables 2, two upper connecting mechanisms 4 are arranged at the lower end of the adjusting hoisting mechanism 3, a lower connecting mechanism 5 is arranged at the lower end of each of the two upper connecting mechanisms 4, two reinforcing rods 6 are arranged at the lower end of each of the two lower connecting mechanisms 5, and a water wall assembly 7 is fixedly arranged between the lower ends of the four reinforcing rods 6; the connecting hoisting block 1 is hoisted, then the adjusting hoisting mechanism 3 is hoisted through cooperation of the connecting hoisting block 1 and the main hoisting cable 2, and the water wall assembly 7 is hoisted through the adjusting hoisting mechanism 3.

[0037] Embodiment two

[0038] As Figure 1 shown, the boiler water wall sliding hoisting device provided by the application comprises a connecting hoisting block 1, two main hoisting cables 2 are fixedly arranged at the lower end of the connecting hoisting block 1, an adjusting hoisting mechanism 3 is arranged between the lower ends of the two main hoisting cables 2, two upper connecting mechanisms 4 are arranged at the lower end of the adjusting hoisting mechanism 3, a lower connecting mechanism 5 is arranged at the lower end of each of the two upper connecting mechanisms 4, two reinforcing rods 6 are arranged at the lower end of each of the two lower connecting mechanisms 5, and a water wall assembly 7 is fixedly arranged between the lower ends of the four reinforcing rods 6;

[0039] Specifically, in the above embodiment, the application only needs one crane to complete the function of double sliding hoisting, the adjusting hoisting mechanism 3 can be hoisted through cooperation of the connecting hoisting block 1 and the main hoisting cable 2, the adjusting hoisting mechanism 3 is provided with hoisting structures on both sides, independent horizontal and vertical movement can be realized, thereby directly forming the effect of two cranes, the force required for lifting is reduced through connection of the vertical hoisting and the movable pulley 316, and the stability of the hoisting process is improved.

[0040] As an embodiment of the application, as Figure 2 , Figure 3 and Figure 6As shown, the adjusting hoisting mechanism 3 comprises a first support main frame 303, a moving slide rail 307 is formed on the first support main frame 303, a moving slide carriage 302 is slidably arranged on the moving slide rail 307, a stepping motor 301 is fixedly arranged at the front end of the moving slide carriage 302, a hoisting motor 312 is fixedly arranged at the lower end of the moving slide carriage 302, a winding reel 314 is fixedly sleeved at the output end of the hoisting motor 312, a hoisting cable 310 is wound in the winding reel 314, the end of the hoisting cable 310 is fixedly arranged at the lower end of the moving slide carriage 302 and away from the side of the hoisting motor 312, a movable pulley 316 is rollingly arranged at the position of the middle of the hoisting cable 310, a lifting hanger 311 is rotatably arranged at the upper end of the movable pulley 316, an extension rod 315 is arranged at the upper end of the lifting hanger 311, a limiting frame 304 is fixedly arranged on the side of the first support main frame 303, a limiting bolt 308 is threadedly penetrated at the front end of the limiting frame 304, an adjusting frame 305 is slidably arranged in the limiting frame 304, a plurality of limiting holes 309 are formed in the adjusting frame 305, the limiting bolt 308 is inserted into one of the limiting holes 309 through the limiting frame 304, the other end of the adjusting frame 305 is provided with a second support main frame 306, the second support main frame 306 is connected with the same structure as the first support main frame 303, and the first support main frame 303 and the second support main frame 306 are both provided with a reinforcing curved plate 313;

[0041] Specifically, in the above embodiment, the first support main frame 303 and the second support main frame 306 jointly realize the hoisting work in the horizontal and vertical directions, and the reinforcing curved plate 313 arranged inside greatly improves the supporting strength, thereby increasing the stability in the hoisting process. Meanwhile, the limiting frame 304, the limiting bolt 308, the adjusting frame 305 and the limiting hole 309 arranged between the first support main frame 303 and the second support main frame 306 can change the distance between the first support main frame 303 and the second support main frame 306, realize the adjustment of the horizontal displacement limit, and in the hoisting process, the moving slide carriage 302 can be driven to slide on the moving slide rail 307 by the internal stepping motor 301, realize the movement in the horizontal direction, the winding reel 314 can be driven to wind the hoisting cable 310 by the internal hoisting motor 312, thereby making the movable pulley 316 rise, realize the movement and hoisting in the vertical direction, and the extension rod 315 is arranged at the upper end of the movable pulley 316, thereby limiting the displacement of the movable pulley 316, further improving the stability in the hoisting process, and avoiding the water-cooled wall assembly 7 from generating excessive unnecessary displacement.

[0042] As an embodiment of the present application, as Figure 5As shown, two upper connecting mechanisms 4 each include a lower connecting plate 401 and an upper connecting frame 405, two lower connecting frames 406 are fixedly arranged at the middle of the upper end of the lower connecting plate 401, the upper connecting frame 405 is arranged at the lower end of the lifting hanger 311, the upper end of each of the two lower connecting frames 406 is rotatably arranged with a connecting hanging disc 403, a connecting shaft 402 is fixedly arranged between the two connecting hanging discs 403, the upper end of the connecting shaft 402 is rotatably arranged with a connecting disc 404, and the upper connecting frame 405 is rotatably arranged at the middle position of the two sides of the connecting disc 404.

[0043] Specifically, in the above embodiment, the upper connecting frame 405 is arranged on the lifting hanger 311, so that the upper connecting frame 405 can be moved up and down during the movement of the lifting hanger 311 driven by the movable pulley 316, and since the connecting shaft 402 is arranged at the lower end position inside the connecting disc 404, the connecting hanging disc 403 and the lower connecting plate 401 connected with the connecting shaft 402 can be rotated while always maintaining a vertical direction during hoisting, thereby facilitating the connection and hoisting of the lower connecting mechanism 5 and further improving the stability.

[0044] As an embodiment of the present application, as shown in the accompanying drawings, Figure 4 As shown, two lower connecting mechanisms 5 each include two lower connecting cables 501, the lower end of each of the two lower connecting cables is fixedly arranged with a cable connecting block 502, and the four cable connecting blocks 502 are fixedly connected to the two reinforcing rods 6, respectively.

[0045] Specifically, in the above embodiment, a plurality of reinforcing rods 6 are arranged on the water wall assembly 7, and the plurality of reinforcing rods 6 are connected by a plurality of lower connecting cables 501, thereby improving the stability of hoisting and greatly avoiding the deformation of the water wall assembly 7.

[0046] The specific use process of the present application is as follows:

[0047] In the hoisting process of the present application, only one crane is needed to realize the function of double-sliding hoisting, during hoisting, the connecting hanging block 1 is hoisted first, then the adjusting hoisting mechanism 3 can be hoisted by the connecting hanging block 1 and the main cable 2, then the moving carriage 302 can be driven to slide on the moving slide rail 307 by the internal stepping motor 301, realizing horizontal movement, the hoisting cable 310 can be wound by the internal hoisting motor 312, thereby making the movable pulley 316 rise, realizing vertical movement hoisting, and during the vertical movement, the displacement of the movable pulley 316 is limited by the telescopic rod 315, thereby improving the stability during hoisting, the upper connecting mechanism 4 and the lower connecting mechanism 5 can be hoisted by the adjusting hoisting mechanism 3, and finally the hoisting work of the water wall assembly 7 is realized by driving the reinforcing rod 6 to move.

[0048] Other embodiments of the application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.

[0049] It is to be understood that the application is not limited to the precise construction herein described and as shown in the attached drawings, and that various modifications and changes can be made by those skilled in the art without departing from the scope of the application. The scope of the application is limited only by the claims that follow.

[0050] The above description is only preferred embodiments of the present application, not any limitation to the present application, any simple modification, change and equivalent structure change of the above embodiments according to the technical essence of the present application are still within the protection scope of the technical scheme of the present application.

Claims

1. A boiler water-cooled wall sliding and hoisting device, characterized in that, The system includes a connecting block (1), with two main lifting cables (2) fixedly installed at the lower end of the connecting block (1). An adjusting lifting mechanism (3) is provided between the lower ends of the two main lifting cables (2). Two upper connecting mechanisms (4) are provided at the lower end of the adjusting lifting mechanism (3). A lower connecting mechanism (5) is provided at the lower end of each of the two upper connecting mechanisms (4). Two reinforcing rods (6) are provided at the lower ends of each of the two lower connecting mechanisms (5). A water-cooled wall assembly (7) is fixedly installed between the lower ends of the four reinforcing rods (6). The adjusting hoisting mechanism (3) includes a first supporting main frame (303), an adjusting frame (305), and a second supporting main frame (306). One end of the adjusting frame (305) is inserted into the first supporting main frame (303), and the other end of the adjusting frame (305) is inserted into the second supporting main frame (306). The lower sides of the first supporting main frame (303) and the second supporting main frame (306) are provided with movable slide rails (307). Movable carriages (302) are slidably arranged on the movable slide rails (307). A stepper motor (301) is provided at the end of the movable carriage (302), and a hoisting device is provided at the lower end of the movable carriage (302). A hoisting motor (312) is installed. The output end of the hoisting motor (312) is fitted with a winding reel (314). The winding reel (314) is wound with a hoisting cable (310). The end of the hoisting cable (310) is fixed to the lower end of the movable slide (302) and away from the hoisting motor (312). A movable pulley (316) is provided in the middle of the hoisting cable (310). A lifting frame (311) is rotatably provided at the upper end of the movable pulley (316). A telescopic rod (315) is provided at the upper end of the lifting frame (311). The upper end of the telescopic rod (315) is fixed on the movable slide (302). The upper connecting mechanism (4) includes a connecting shaft (402), a lower connecting plate (401), an upper connecting frame (405), and two lower connecting frames (406). The two lower connecting frames (406) are fixed on the lower connecting plate (401). The connecting shaft (402) passes through the two lower connecting frames (406). The upper end of the connecting shaft (402) is rotatably connected to a disc (404). The upper connecting frame (405) is rotatably arranged at the middle position on both sides of the connecting disc (404). The upper connecting frame (405) is arranged at the lower end of the lifting frame (311). The upper sides of both lower connecting brackets (406) are rotatably connected to the hanging plate (403), and the connecting shaft (402) passes through the connecting hanging plate (403). The lower connecting mechanism (5) includes two lower connecting cables (501), and each of the two lower connecting cables (501) is provided with a cable connecting block (502) at its lower end. The four cable connecting blocks (502) are fixed on the reinforcing rod (6).

2. The boiler water-cooled wall sliding hoisting device according to claim 1, characterized in that, A limit frame (304) is provided on the side of the first support main frame (303).

3. The boiler water-cooled wall sliding hoisting device according to claim 1, characterized in that, The adjustment frame (305) has several limiting holes (309) through it. The limiting bolt (308) passes through the limiting frame (304) and is inserted into one of the limiting holes (309).

4. The boiler water-cooled wall sliding hoisting device according to claim 1, characterized in that, Both the first support frame (303) and the second support frame (306) are provided with reinforcing curved plates (313).

5. The boiler water-cooled wall sliding hoisting device according to claim 1, characterized in that, The reinforcing rod (6) is mounted on the water-cooled wall assembly (7).

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