CN214399541U

CN214399541U - General hoist device of boiler drum of thermal power plant

Info

Publication number: CN214399541U
Application number: CN202120621062.XU
Authority: CN
Inventors: 闫玉龙; 白少英; 王忠良
Original assignee: China Energy Engineering Group Shanxi No1 Electric Power Construction Co Ltd
Current assignee: China Energy Engineering Group Shanxi No1 Electric Power Construction Co Ltd
Priority date: 2021-03-27
Filing date: 2021-03-27
Publication date: 2021-10-15
Anticipated expiration: 2031-03-27

Abstract

The utility model discloses a general hoist device of boiler drum of thermal power plant relates to hoisting equipment technical field. The utility model discloses an adjusting device, strutting arrangement, controlling means and hoisting accessory, the relative both ends of adjusting device all are connected with strutting arrangement, the equal fixedly connected with controlling means in the relative both sides surface of adjusting device, the strutting arrangement upper end is connected with hoisting accessory, adjusting device includes hollow horizontal pole, the stopper, connecting rod and threaded rod, hollow horizontal pole internal surface and a plurality of stopper sliding fit, stopper one side fixed surface is connected with the connecting rod, the one end that the stopper was kept away from to the connecting rod is connected with the threaded rod, controlling means is including rotatory rim plate and track, rotatory rim plate surface is connected with the track, hoisting accessory includes linking bridge, screw and branch spacer, linking bridge upper end and a plurality of screw bolt cooperation, the linking bridge lower extreme is connected with branch spacer. The utility model discloses a cooperation of adjusting device and controlling means makes equipment satisfy the installation of lifting by crane of various model drums.

Description

General hoist device of boiler drum of thermal power plant

Technical Field

The utility model belongs to the technical field of the jacking equipment, especially, relate to a general hoist device of boiler drum of thermal power plant.

Background

The drum boiler is used for protecting the drum, the water wall, the economizer, the superheater, the reheater and other equipment in the starting process, so the application in the industrial industry is frequent. The hoist and mount of steam pocket is a very loaded down with trivial details and an important process, and in prior art, the hoisting equipment of steam pocket because the model of steam pocket is different, and the independent equipment can't satisfy the hoist and mount of multiple model steam pocket simultaneously, need use different equipment of lifting by crane to deal with, and is consuming time hard.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a general hoist device of boiler drum of thermal power plant solves the problem that lifting device can't satisfy multiple model drum hoist and mount among the prior art.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a general hoisting device for boiler drums of thermal power plants, which comprises an adjusting device, a supporting device, a control device and a hoisting device, wherein both opposite ends of the adjusting device are connected with the supporting device, the surfaces of both opposite sides of the adjusting device are fixedly connected with the control device, and the upper end of the supporting device is connected with the hoisting device;

the adjusting device comprises a hollow cross rod, a limiting block, a connecting rod and a threaded rod, the inner surface of the hollow cross rod is in sliding fit with the limiting blocks, the limiting blocks are used for limiting the position of a lifting rope, the surface of one side of each limiting block is fixedly connected with the connecting rod, one end, far away from the limiting blocks, of the connecting rod is connected with the threaded rod, the threaded rod is screwed in and out to enable the connecting rod to move left and right, so that the position of the limiting blocks is driven to move, the supporting device comprises a base, a supporting column and a connecting cross rod, the upper end of the base is connected with the supporting column, the base enables load stress points to be dispersed and is convenient to stabilize, the upper surface of the supporting column is fixedly connected with the connecting cross rod, the control device comprises a rotating wheel disc, a crawler belt, a connecting shaft and a control rotating disc, the outer surface of the rotating wheel disc is connected with the inner surface of one end of the crawler belt, the inner surface of the other end of the crawler belt is connected with another rotating wheel disc, the caterpillar band enables a plurality of rotary wheel discs to synchronously rotate, one side surface of the other rotary wheel disc is fixedly connected with a connecting shaft, one side of the connecting shaft is connected with the control turntable, the control turntable is controlled to rotate, so that the rotary wheel discs drive all the rotary wheel discs to rotate through the crawler belt, the hoisting device comprises a connecting bracket, a screw, an electric hoist assembly, a separating pipe, a hoisting rope and a lifting hook, the upper end of the connecting bracket is matched with a plurality of bolts of screws, the inner surface of the lower end of the connecting bracket is connected with the electric hoist assembly, the screws are unscrewed, the connecting bracket can be detached so as to be convenient for replacing the electric hoist components with different powers, the outer surface of the lower end of the connecting bracket is connected with the separating pipe, the partition pipe separates a plurality of hoisting ropes to prevent the hoisting ropes from knotting, the lower end of the electric hoist assembly is connected with the hoisting ropes, and one end of the hoisting rope is connected with the lifting hook through an inner pipeline of the partition pipe.

Preferably, the adjusting device further comprises a movable groove, a plurality of movable grooves are formed in the surfaces of the two opposite sides of the hollow cross rod, the size of the opening of each movable groove is matched with the diameter of the lifting rope, and when the movable grooves are used for moving the limiting blocks, the lifting rope can be guaranteed to penetrate through the limiting blocks.

Preferably, adjusting device still includes the return bend, install the return bend in the stopper, the return bend diameter suits with the rope diameter size of lifting by crane, the return bend prevents to lift by crane the problem that the rope blocked because of the removal of stopper.

Preferably, the supporting device further comprises a connecting caulking groove, and the surfaces of two opposite sides of the connecting cross rod are provided with the connecting caulking grooves, so that the connecting bracket is more stable in connection.

Preferably, the control device further comprises a fixed support, the lower surface of the rotary wheel disc is connected with the fixed support, and the fixed support is used for fixing the rotary wheel disc to prevent shaking.

Preferably, hoisting accessory still includes circuit pipe and lift controller, electric block subassembly upper end and circuit union coupling, it has the hole that suits with circuit pipe diameter size to open on the connecting cross rod, circuit pipe one end is connected with lift controller, lift controller is convenient for control lift by crane packing up and transferring of rope.

The utility model discloses following beneficial effect has:

the utility model discloses a rotation of control carousel drives track and rotatory rim plate work, makes the threaded rod precession and screw out, makes the stopper remove about, makes through the return bend in the stopper and lifts by crane rope adjustment position, and the screw makes linking bridge can dismantle simultaneously, is convenient for change different model electric block, satisfies the installation of lifting by crane of various model steam drums, labour saving and time saving.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic structural view of section A-A in FIG. 2;

FIG. 4 is a partially enlarged view of portion A of FIG. 3;

fig. 5 is a schematic bottom view of the present invention;

fig. 6 is a front view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below: 1-a regulating device; 2-a support device; 3-a control device; 4-hoisting device; 101-hollow cross bar; 102-an active slot; 103-a limiting block; 104-a bent pipe; 105-a connecting rod; 106-threaded rod; 201-a base; 202-support column; 203-connecting cross bar; 204-connecting caulking groove; 301-a rotating wheel; 302-track; 303-a connecting shaft; 304-a control dial; 305-a fixed support; 401 — connecting the scaffold; 402-a screw; 403-electric hoist assembly; 404-line pipe; 405-a lift controller; 406-a separation tube; 407-a hoisting rope; 408-hook.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", "one end", "the other end", "one side", "the other side", etc., indicate orientations or positional relationships, and are only for convenience of description and simplicity of description, but do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. It should be noted that unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, the utility model relates to a general hoisting device for boiler drums of thermal power plants, which comprises an adjusting device 1, a supporting device 2, a control device 3 and a hoisting device 4, wherein two opposite ends of the adjusting device 1 are connected with the supporting device 2, the surfaces of two opposite sides of the adjusting device 1 are fixedly connected with the control device 3, and the upper end of the supporting device 2 is connected with the hoisting device 4;

the adjusting device 1 comprises a hollow cross rod 101, a limiting block 103, a connecting rod 105 and a threaded rod 106, the inner surface of the hollow cross rod 101 is in sliding fit with the limiting blocks 103, the limiting blocks 103 are used for limiting the position of a lifting rope 407, the connecting rod 105 is fixedly connected to the surface of one side of each limiting block 103, one end, far away from the limiting blocks 103, of the connecting rod 105 is connected with the threaded rod 106, the connecting rod 105 moves left and right through screwing in and screwing out of the threaded rod 106, so that the position of the limiting blocks 103 is driven to move, the supporting device 2 comprises a base 201, a supporting column 202 and a connecting cross rod 203, the upper end of the base 201 is connected with the supporting column 202, the base 201 enables load stress points to be dispersed and is convenient to stabilize, the upper surface of the supporting column 202 is fixedly connected with the connecting cross rod 203, the control device 3 comprises a rotary wheel disc 301, a crawler 302, a connecting shaft 303 and a control turntable 304, the outer surface of the rotary wheel disc 301 is connected with the inner surface of one end of the crawler 302, the other end of the crawler 302 is connected with another rotary wheel disc 301, the crawler 302 enables the plurality of rotary wheel discs 301 to synchronously rotate, the surface of one side of the other rotary wheel disc 301 is fixedly connected with a connecting shaft 303, one side of the connecting shaft 303 is connected with a control turntable 304, the control turntable 304 is controlled to rotate, the rotary wheel discs 301 drive all the rotary wheel discs 301 to rotate through the crawler 302, the hoisting device 4 comprises a connecting bracket 401, screws 402, an electric hoist assembly 403, a separating pipe 406, hoisting ropes 407 and a lifting hook 408, the upper end of the connecting bracket 401 is in bolt fit with the screws 402, the inner surface of the lower end of the connecting bracket 401 is connected with the electric hoist assembly 403, the electric hoist assembly is a CD1 type electric hoist, the connecting bracket 401 can be detached by screwing down the screws 402, so that the electric hoist assemblies with different powers can be conveniently replaced, the outer surface of the lower end of the connecting bracket 401 is connected with the separating pipe 406, the separating pipe 406 separates the plurality of hoisting ropes 407, the hoisting ropes 403 are prevented from knotting, and the lower end of the electric hoist assembly 403 is connected with the hoisting ropes 407, one end of the lifting rope 407 is connected to the hook 408 through a pipe inside the separation pipe 406.

Furthermore, the adjusting device 1 further comprises a movable groove 102, a plurality of movable grooves 102 are formed in the surfaces of two opposite sides of the hollow cross rod 101, the size of the opening of each movable groove 102 is matched with the diameter of the lifting rope 407, and when the movable grooves 102 are used for moving the position of the limiting block 103, the lifting rope 407 can penetrate through the limiting block 103.

Further, the adjusting device 1 further comprises an elbow 104, the elbow 104 is installed in the limiting block 103, the diameter of the elbow 104 is matched with the diameter of the hoisting rope 407, and the elbow 104 prevents the hoisting rope 407 from being clamped due to the movement of the limiting block 103.

Further, the supporting device 2 further comprises a connecting caulking groove 204, and the connecting caulking grooves 204 are formed on the two opposite side surfaces of the connecting cross rod 203, so that the connecting brackets 401 are connected more stably.

Further, controlling means 3 still includes fixing support 305, and rotatory rim plate 301 lower surface is connected with fixing support 305, and fixing support 305 is used for fixed rotatory rim plate 301, prevents to rock.

Further, the hoisting device 4 further comprises a line pipe 404 and a lifting controller 405, the upper end of the electric hoist assembly 403 is connected with the line pipe 404, a hole with the diameter matched with that of the line pipe 404 is formed in the connecting cross rod 203, one end of the line pipe 404 is connected with the lifting controller 405, the lifting controller 405 is a COB-61 type lifting controller, and the lifting controller 405 is convenient for controlling the lifting rope 407 to be folded and released.

As shown in fig. 1 to 6, this embodiment is a method for using a general hoisting device for a boiler drum of a thermal power plant: the control turntable 304 is rotated to enable the rotary wheel disc 301 and the crawler belt 302 to rotate through the connecting shaft 303, so that the threaded rod 106 is screwed in or out, the bent pipe 104 in the limiting block 103 restrains the lifting rope 407 to a proper position, the lifting controller 405 is pressed down, a command is transmitted to the electric hoist assembly 403 through the line pipe 404, the lifting rope 407 is placed downwards, and then the lifting hook 408 is used for hooking the corresponding position of the steam pocket, namely, the lifting is started.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a general hoist device of boiler drum of thermal power plant, includes adjusting device (1), strutting arrangement (2), controlling means (3) and hoisting accessory (4), its characterized in that: the two opposite ends of the adjusting device (1) are connected with the supporting device (2), the surfaces of the two opposite sides of the adjusting device (1) are fixedly connected with the control device (3), and the upper end of the supporting device (2) is connected with the lifting device (4);

the adjusting device (1) comprises a hollow cross rod (101), limiting blocks (103), a connecting rod (105) and a threaded rod (106), the inner surface of the hollow cross rod (101) is in sliding fit with the limiting blocks (103), the connecting rod (105) is fixedly connected to the surface of one side of each limiting block (103), one end, far away from the limiting blocks (103), of the connecting rod (105) is connected with the threaded rod (106), the supporting device (2) comprises a base (201), a supporting column (202) and a connecting cross rod (203), the upper end of the base (201) is connected with the supporting column (202), the upper surface of the supporting column (202) is fixedly connected with the connecting cross rod (203), the control device (3) comprises a rotary wheel disc (301), a crawler (302), a connecting shaft (303) and a control turntable (304), the outer surface of the rotary wheel disc (301) is connected with the inner surface of one end of the crawler (302), the inner surface of the other end of the crawler belt (302) is connected with another rotary wheel disc (301), the surface of one side of the other rotary wheel disc (301) is fixedly connected with a connecting shaft (303), one side of the connecting shaft (303) is connected with a control turntable (304), the hoisting device (4) comprises a connecting bracket (401), a screw (402), an electric hoist assembly (403), a separating pipe (406), a hoisting rope (407) and a lifting hook (408), the upper end of the connecting bracket (401) is matched with a plurality of bolts (402), the inner surface of the lower end of the connecting bracket (401) is connected with an electric hoist assembly (403), the outer surface of the lower end of the connecting bracket (401) is connected with a separating pipe (406), the lower end of the electric hoist assembly (403) is connected with a plurality of hoisting ropes (407), one end of the lifting rope (407) is connected with the hook (408) through an inner pipeline of the separation pipe (406).

2. The universal hoisting device for the boiler drum of the thermal power plant as claimed in claim 1, wherein the adjusting device (1) further comprises a plurality of movable grooves (102), the surfaces of two opposite sides of the hollow cross bar (101) are provided with a plurality of movable grooves (102), and the size of the notch of each movable groove (102) is adapted to the diameter of the hoisting rope (407).

3. The universal hoisting device for the boiler drum of the thermal power plant as claimed in claim 1, wherein the adjusting device (1) further comprises an elbow (104), the elbow (104) is installed in the limiting block (103), and the diameter of the elbow (104) is adapted to the diameter of the hoisting rope (407).

4. A universal lifting device for a boiler drum of a thermal power plant according to claim 1, characterized in that the supporting device (2) further comprises a connecting caulking groove (204), and the connecting caulking groove (204) is formed on the two opposite side surfaces of the connecting cross bar (203).

5. The universal hoisting device for the steam drum of the boiler of the thermal power plant as claimed in claim 1, characterized in that the control device (3) further comprises a fixed support (305), and the lower surface of the rotating wheel disc (301) is connected with the fixed support (305).

6. The universal hoisting device for the boiler drum of the thermal power plant as claimed in claim 1, wherein the hoisting device (4) further comprises a line pipe (404) and a lifting controller (405), the upper end of the electric hoist assembly (403) is connected with the line pipe (404), the connecting cross rod (203) is provided with a hole corresponding to the diameter of the line pipe (404), and one end of the line pipe (404) is connected with the lifting controller (405).