阅读说明：本技术 一种用于更换焦炉上升管桥管、阀体的专用吊具 (Special lifting appliance for replacing bridge pipe and valve body of ascending pipe of coke oven ) 是由 刘旭勃 彭自兵 于 2020-06-12 设计创作，主要内容包括：本发明实施例公开一种用于更换焦炉上升管桥管、阀体的专用吊具,包括起升系统、变幅系统、吊具基座、吊具轴承箱、旋转轴承箱基座、回转系统、吊钩、滑轮一、滑轮二、滑轮三、吊具主臂、吊具主转轴和吊具副臂,吊具轴承箱安装在吊具基座上,旋转轴承箱基座与吊具基座平行,起升系统、变幅系统、吊具主转轴、吊具主臂和吊具副臂安装在吊具基座上,吊具主臂上安装滑轮一,吊具主臂上的顶端安装滑轮二,吊具副臂的末端安装滑轮三,回转系统位于旋转轴承箱基座的侧边,吊钩与滑轮一通过钢丝绳连接,本发明实施例输出力、被吊质量增大；吊臂移动范围广,提高了工作效率；降低现场施工难度,施工安全可靠。(The embodiment of the invention discloses a special lifting appliance for replacing a bridge pipe and a valve body of an ascending pipe of a coke oven, which comprises a lifting system, an amplitude varying system, a lifting appliance base, a lifting appliance bearing box, a rotary bearing box base, a rotary system, a lifting hook, a first pulley, a second pulley, a third pulley, a main lifting appliance arm, a main lifting appliance rotating shaft and a secondary lifting appliance arm, wherein the lifting appliance bearing box is arranged on the lifting appliance base; the suspension arm has a wide moving range, so that the working efficiency is improved; the difficulty of site operation is reduced, and the construction is safe and reliable.)

1. The special lifting appliance is characterized by comprising a lifting system, a luffing system, a lifting appliance base, a lifting appliance bearing box, a rotating bearing box base, a rotating system, a lifting hook, a first pulley, a second pulley, a third pulley, a main lifting arm, a main lifting appliance rotating shaft and a secondary lifting appliance arm, wherein the lifting appliance bearing box is installed on the lifting appliance base, the rotating bearing box base is parallel to the lifting appliance base, the lifting system, the luffing system, the main lifting appliance rotating shaft, the main lifting appliance main arm and the secondary lifting appliance arm are installed on the lifting appliance base, the first pulley is installed on the main lifting appliance main arm, the second pulley is installed at the top end of the main lifting appliance main arm, the third pulley is installed at the tail end of the secondary lifting appliance arm, the rotating system is located on the side edge of the rotating bearing.

2. The special lifting appliance for replacing the bridge pipe and the valve body of the ascension pipe of the coke oven as claimed in claim 1, wherein:

the hoisting system is a lifting winch, the amplitude variation system is an amplitude variation winch, the rotation system is an electro-hydraulic push rod, the rated traction force of the amplitude variation winch is 15KN, the rope capacity is 15m, the rated traction force of the lifting winch is 15KN, the rope capacity is 20m, and the thrust force of the electro-hydraulic push rod is 15 KN.

3. The special lifting appliance for replacing the bridge pipe and the valve body of the ascension pipe of the coke oven as claimed in claim 1, wherein: the hanger base is made of a Q345 steel plate and used for fixing a hanger, and the hanger base is welded on the smoke guide vehicle and reinforced by 16# I-steel.

4. The special lifting appliance for replacing the bridge pipe and the valve body of the ascension pipe of the coke oven as claimed in claim 1, wherein: one end of a main rotating shaft of the lifting appliance is provided with two deep groove ball bearings and one thrust ball bearing, the two deep groove ball bearings and the one thrust ball bearing are arranged in a bearing box of the lifting appliance, the other end of the main rotating shaft of the lifting appliance is fixed on a vertical column by using a copper tile and a seat, the vertical column is made of HW200 x 200 steel, and the height of the vertical column is 1200 mm.

5. The special lifting appliance for replacing the bridge pipe and the valve body of the ascension pipe of the coke oven as claimed in claim 1, wherein: the main arm and the auxiliary arm of the lifting appliance are made of 14# channel steel, the lifting arm is connected with the main rotating shaft of the lifting appliance through a hinge, the lifting arm is wide at the bottom and narrow at the top, the height of the auxiliary arm of the lifting appliance is 1/3-1/2 of the main arm of the lifting appliance and used for installing a pulley block of a luffing system, mechanical limit is installed between the main arm and the auxiliary arm of the lifting appliance, the length of the main arm of the lifting appliance is 6000mm, and the length of the auxiliary arm of the.

6. The special lifting appliance for replacing the bridge pipe and the valve body of the ascension pipe of the coke oven as claimed in claim 1, wherein: the amplitude variation system adopts a 1-1.5T winch, and the pulley block has a multiplying power of 2.

7. The special lifting appliance for replacing the bridge pipe and the valve body of the ascension pipe of the coke oven as claimed in claim 1, wherein: the lifting system adopts a 1-1.5T winch, and the ratio of the pulley block is 2.

8. The special lifting appliance for replacing the bridge pipe and the valve body of the ascension pipe of the coke oven as claimed in claim 1, wherein: the material of the hanger bearing box is ZG 340-640.

9. The special lifting appliance for replacing the bridge pipe and the valve body of the ascension pipe of the coke oven as claimed in claim 1, wherein: the diameter of the first pulley, the second pulley and the third pulley is 200mm, a copper sleeve is embedded in the pulleys, and the diameter of a matched steel wire rope is phi 14.

Technical Field

The invention relates to a lifting appliance device, in particular to a special lifting appliance for replacing a bridge pipe and a valve body of a coke oven ascending pipe.

Background

The coke oven is the main equipment in the coal chemical industry, the top of the oven is mainly provided with operating machinery such as a smoke guide vehicle and furnace body accessories such as a bridge pipe, and various equipment is frequently overhauled. Because the height of the furnace roof is about 35 meters from the ground, the maintenance is carried out by an outsider truck crane for matching every time, and great inconvenience is brought to the maintenance.

Disclosure of Invention

In order to overcome the defects of the existing lifting appliance, the embodiment of the invention provides a special lifting appliance for replacing a bridge pipe and a valve body of an ascending pipe of a coke oven.

To achieve the purpose, the embodiment of the invention provides the following technical scheme:

the utility model provides a special lifting device for changing coke oven tedge bridge pipe, valve body, including the system that rises, change the width of cloth system, the hoist base, hoist bearing box, rotatory bearing box base, the rotating system, the lifting hook, pulley one, pulley two, pulley three, the hoist main arm, hoist principal axis and hoist auxiliary arm, hoist bearing box installs on the hoist base, rotatory bearing box base is parallel with the hoist base, it goes up to rise the system, change the width of cloth system, hoist principal axis, hoist main arm and hoist auxiliary arm install on the hoist base, install pulley one on the hoist main arm, top installation pulley two on the hoist main arm, the terminal installation pulley three of hoist auxiliary arm, the rotating system is located the side of rotatory bearing box base, the lifting hook passes through wire rope with pulley one and is connected.

Further, the hoisting system is a lifting winch, the amplitude variation system is an amplitude variation winch, the rotation system is an electro-hydraulic push rod, the rated traction force of the amplitude variation winch is 15KN, the rope capacity is 15m, the rated traction force of the lifting winch is 15KN, the rope capacity is 20m, and the thrust force of the electro-hydraulic push rod is 15 KN.

Furthermore, the hanger base is made of a Q345 steel plate and used for fixing a hanger, and the hanger base is welded on the smoke guide vehicle and reinforced by 16# I-steel.

Furthermore, one end of a main rotating shaft of the lifting appliance is provided with two deep groove ball bearings and one thrust ball bearing, the two deep groove ball bearings and the one thrust ball bearing are arranged in a bearing box of the lifting appliance, the other end of the main rotating shaft of the lifting appliance is fixed on a vertical column by using a copper tile and a seat, and the vertical column is made of HW200 x 200 steel and has the height of 1200 mm.

Furthermore, the main arm and the auxiliary arm of the lifting appliance are made of 14# channel steel, the lifting arm is connected with the main rotating shaft of the lifting appliance through a hinge, the lifting arm is wide at the bottom and narrow at the top, the height of the auxiliary arm of the lifting appliance is 1/3-1/2 of the main arm of the lifting appliance and is used for installing a pulley block of an amplitude varying system, mechanical limit is installed between the main arm of the lifting appliance and the auxiliary arm of the lifting appliance, the length of the main arm of the lifting appliance is 6000mm, and the length of the auxiliary.

Furthermore, the amplitude variation system adopts a 1-1.5T winch, and the ratio of the pulley block is 2.

Furthermore, a hoisting system adopts a 1-1.5T winch, and the ratio of the pulley block is 2.

Furthermore, the material of the hanger bearing box is ZG 340-640.

Furthermore, the diameter of the first pulley, the second pulley and the third pulley is 200mm, a copper sleeve is embedded in the pulleys, and the diameter of the matched steel wire rope is phi 14.

Compared with the prior art, the invention has the beneficial effects and remarkable progresses that:

1. the output force and the hung mass are increased.

2. The suspension arm has wide moving range and improves the working efficiency.

3. The difficulty of site operation is reduced, and the construction is safe and reliable.

Drawings

To more clearly illustrate the technical solution of the present invention, the drawings required for the embodiment of the present invention will be briefly described below.

It should be apparent that the drawings in the following description are only drawings of some embodiments of the invention, and that other drawings can be obtained by those skilled in the art without inventive exercise, and the other drawings also belong to the drawings required by the embodiments of the invention.

FIG. 1 is a top view of an embodiment of the present invention;

FIG. 2 is a schematic view of a spreader base according to an embodiment of the present invention;

FIG. 3 is a circuit diagram of a control loop according to an embodiment of the present invention;

FIG. 4 is a circuit diagram of an indicating loop according to an embodiment of the present invention;

FIG. 5 is a main circuit diagram of an embodiment of the present invention;

fig. 6 is a schematic view of a pulley according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions, advantageous effects and significant progress of the embodiments of the present invention clearer and more complete, the technical solutions in the embodiments of the present invention will be described below with reference to the drawings provided in the embodiments of the present invention.

It is to be understood that all of the described embodiments are merely some, and not all, embodiments of the invention; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the terms "first", "second", and "third" (if present) and the like in the description and claims of the present invention and the accompanying drawings of the embodiments of the present invention are used only for distinguishing different objects and not for describing a particular order. Furthermore, the terms "comprises" and any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

It is to be understood that:

in the description of the embodiments of the present invention, the terms "upper", "lower", "top", "bottom", and other indicative orientations or positions are only used for describing the orientations or positional relationships based on the embodiments of the present invention and are used for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the devices or elements described must have a specific orientation, a specific orientation configuration and operation, and therefore, the present invention should not be construed as being limited thereto.

In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be understood broadly, and for example, may be fixedly connected, detachably connected, movably connected, or integrated; either directly or indirectly through intervening media, intangible signal, or even optical, communication between two elements, or an interaction between two elements, unless expressly limited otherwise.

The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It should be further noted that the following embodiments may be combined with each other, and the same or similar concepts or processes may not be repeated in some embodiments.

The technical means of the present invention will be described in detail below with specific examples.

The processed quartz equipment needs to be annealed due to the characteristic limit of the quartz equipment. Quartz annealing stove in the past all adopts the natural gas heating, builds the combustion chamber with resistant firebrick, and the heat that the natural gas burning produced passes brick wall and reachs annealing stove furnace, and whole process calorific loss is big, and the temperature is difficult to realize accurate control, and the impurity in resistant firebrick is appeared under high temperature, reduces quartzy purity. And the annealing furnace has the defects of large fuel consumption, large consumption of heat-insulating and refractory materials, poor use safety and the like.

Aiming at the problems of the existing annealing furnace, the quartz annealing furnace is newly designed, the electrical heating is innovatively adopted in the new annealing furnace, and the temperature control precision in the furnace is also greatly improved.

As shown in the figure:

the embodiment of the invention discloses a special lifting appliance for replacing a bridge pipe and a valve body of a coke oven ascending pipe, which comprises a lifting system 1, a luffing system 2, a lifting appliance base 3, a lifting appliance bearing box 4, a rotating bearing box base 5, a rotating system 6 and a lifting hook 7, pulley one 8, pulley two 9, pulley three 13, hoist main arm 10, hoist owner pivot 11 and hoist auxiliary 12, hoist bearing box 4 is installed on hoist base 3, swivel bearing box base 5 is parallel with hoist base 3, play to rise system 1, become width of cloth system 2, hoist owner pivot 11, hoist main arm 10 and hoist auxiliary 12 install on hoist base 3, install pulley one 8 on hoist main arm 10, top installation pulley two 9 on the hoist main arm 10, the end installation pulley three 13 of hoist auxiliary 12, slewing system 6 is located swivel bearing box base 5's side, lifting hook 7 passes through wire rope with pulley one 8 and is connected.

According to the embodiment of the invention, the amplitude variation system is added, so that the range of the suspension arm is greatly increased.

In an embodiment of the invention, the hoisting system 1 is a lifting winch, the luffing system is a luffing winch, the rotating system is an electro-hydraulic push rod, the rated traction force of the luffing winch is 15KN, the rope capacity is 15m, the rated traction force of the lifting winch is 15KN, the rope capacity is 20m, and the thrust force of the electro-hydraulic push rod is 15 KN.

The rotating system can realize any angle adjustment within the range of 90 degrees.

The first pulley, the second pulley and the third pulley have the same structure and different positions, and please refer to fig. 6 for the shape.

In the main loop circuit diagram, M1, M2 and M3 respectively represent a variable amplitude motor, a lifting motor and a rotary motor.

In one embodiment of the invention, the hanger base is made of a Q345 steel plate and used for fixing a hanger, and the hanger base is welded on the smoke guide vehicle and reinforced by 16# I-steel.

In one embodiment of the invention, one end of a main rotating shaft of the lifting appliance is provided with two deep groove ball bearings and one thrust ball bearing, the deep groove ball bearings and the thrust ball bearings are arranged in a bearing box of the lifting appliance, the other end of the main rotating shaft of the lifting appliance is fixed on a vertical column by using copper tiles and seats, and the vertical column is made of HW200 x 200 steel and has the height of 1200 mm.

In one embodiment of the invention, the main boom and the auxiliary boom of the lifting appliance are made of 14# channel steel, and the boom is connected with the main rotating shaft of the lifting appliance through a hinge in a mode of being wide at the bottom and narrow at the top so as to prevent the boom from overturning. The height of the sling auxiliary arm is 1/3-1/2 of the sling main arm, the sling auxiliary arm is used for installing a pulley block of a luffing system, and a mechanical limit is installed between the sling main arm and the sling auxiliary arm to prevent the boom from having an overlarge elevation angle.

The length of the main arm of the lifting appliance is 6000mm, and the length of the auxiliary arm of the lifting appliance is 2500 mm.

In one embodiment of the invention, the amplitude variation system adopts a 1-1.5T winch, and the ratio of the pulley block is 2.

In one embodiment of the invention, a hoisting system adopts a 1-1.5T winch, and the ratio of a pulley block is 2.

In one embodiment of the present invention, the material of the hanger bearing box is ZG 340-640.

In one embodiment of the invention, the diameter of the first pulley, the second pulley and the third pulley is 200mm, a copper sleeve is embedded in the pulleys, and the diameter of the matched steel wire rope is phi 14.

The electric system of the embodiment of the invention adopts a relay control circuit, and the operation of each mechanism is controlled by using the operating handle.

During the description of the above description:

the description of the terms "present embodiment," "as illustrated," "further improved technical solution," etc., means 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 are not necessarily for the same embodiment or example, and the particular features, structures, materials, or characteristics described, etc., may be combined or brought together in any suitable manner in any one or more embodiments or examples; furthermore, those of ordinary skill in the art may combine or combine features of different embodiments or examples and features of different embodiments or examples described in this specification without undue conflict.

Finally, it should be noted that:

the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same;

although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that various changes and modifications may be made, and equivalents may be substituted for elements thereof without departing from the scope of the embodiments of the present invention.