CN216038155U

CN216038155U - Device for realizing safe retraction of fan chain by using chain pipeline

Info

Publication number: CN216038155U
Application number: CN202121751015.3U
Authority: CN
Inventors: 单彪; 王葭淳
Original assignee: Huaneng New Energy Shanghai Power Generation Co ltd
Current assignee: Huaneng New Energy Shanghai Power Generation Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-03-15
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a device for realizing safe retraction of a fan chain by using a chain pipeline, which comprises a lifting motor, wherein a lifting hinge drum is arranged at the output end of the lifting motor, a lifting chain is wound on the surface of the lifting hinge drum, a chain pipe is communicated with the bottom of the lifting hinge drum, a chain box is arranged at the bottom of the chain pipe through a clamping mechanism, one end of the lifting chain penetrates through the chain box and extends into the chain box, and the clamping mechanism comprises a limiting ring and an installation frame. This utilize chain pipeline to realize device that fan chain safety receive and releases will promote the chain and be connected with the chain case through the chain pipe, and the machine has avoided promoting the chain from the danger of chain incasement landing, avoids the unsettled vibration that produces always of chain case again, greatly reduced promote the chain because of the wearing and tearing that vibrations produced, effectively improved the life of device, effectively reduced the potential safety hazard in the use simultaneously.

Description

Device for realizing safe retraction of fan chain by using chain pipeline

Technical Field

The utility model relates to the technical field of suspension type chain case hoists, in particular to a device for realizing safe retraction of a fan chain by using a chain pipeline.

Background

The electric chain hoist is a light and small hoisting device. The electric chain hoist consists of a motor, a transmission mechanism and a chain wheel. The electric chain hoist is produced according to international standards, the appearance of the machine body is attractive, the electric chain hoist is firm and durable, the internal gears are quenched at high temperature, the wear resistance and toughness of the gears are improved, the international most advanced process is adopted, the work is fine, and the gears are tightly matched. The crane of the prior wind generating set is mainly a suspension type chain case hoist and mainly comprises a chain case, a chain, a motor, an electrical appliance device and the like,

the middle of the chain box is connected with the cross beam through a universal joint coupler, and two sides of the chain box are fixed through short chains. When the chain box is used, the crane lifts a heavy object upwards, the chain is continuously collected in the chain box, when the chain is continuously folded and accelerated to a terminal point, the chain easily slides from the chain box, and other chains in the chain box are immediately driven to rapidly slide downwards through the object lifting opening, so that the use safety is influenced. The chain case is unsettled to produce the vibration always in the unit operation process, and the fixed chain junction in both sides constantly wears out, and whole chain is heavier, and along with the increase of unit operation time, the chain wearing and tearing accelerate, and more chain case has all worn out absolutely and weighs down the ground, has great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a device for realizing safe retraction and release of a fan chain by using a chain pipeline, which solves the problems that a chain box is suspended and vibrates all the time in the running process of a unit, the joint of fixed chains at two sides is continuously worn, the whole chain is heavy, the chain is worn more quickly along with the increase of the running time of the unit, more chain boxes are worn off and fall down, and the potential safety hazard is large.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a device for realizing safe retraction of a fan chain by utilizing a chain pipeline comprises a lifting motor, wherein a lifting winch is arranged at the output end of the lifting motor, a lifting chain is wound on the surface of the lifting winch, a chain pipe is communicated with the bottom of the lifting winch, a chain box is arranged at the bottom of the chain pipe through a clamping mechanism, one end of the lifting chain penetrates through the chain box and extends into the chain box, the clamping mechanism comprises a limiting ring and an installation frame, the limiting ring is fixed at the bottom end of the chain pipe, the installation frame is fixed at the top of the chain box, installation rods are respectively connected to two sides of the installation frame in a sliding manner, one end of each installation rod penetrates through the installation frame and extends into the installation frame, one end, located inside the installation frame, of each installation rod is fixedly connected with the limiting ring, the right side of the limiting ring is fixedly connected with a first spring, and located on the surface of each installation rod, one end of the first spring, which is far away from the limiting ring, is fixedly connected with the inner wall of the mounting frame.

Preferably, the chain case comprises a case body and a case cover, one side of the top of the case body is rotatably connected with one side of the case cover through a hinge, and the other side of the case body is mutually clamped with the case cover through a clamping mechanism.

Preferably, the buckling mechanism comprises a mounting column and a clamping block, the mounting column is fixedly connected with the right side of the box body, and the clamping block is fixedly connected with the right side of the box cover.

Preferably, the right end of the mounting column is rotatably connected with an adjusting handle through a rotating shaft, and the top of the adjusting handle is fixedly connected with a clamping hook matched with the clamping block through the rotating shaft.

Preferably, the top of lifting winch barrel is provided with a fixed lifting hook, and the bottom end of the fixed lifting hook is rotatably connected with the top of the lifting winch barrel through a rotating shaft.

Preferably, the bottom fixedly connected with of promotion chain promotes the lifting hook, promote the one end fixedly connected with stopper that the chain is located the chain case.

Advantageous effects

The utility model provides a device for realizing safe retraction of a fan chain by using a chain pipeline. Compared with the prior art, the method has the following beneficial effects:

(1) the device for realizing the safe retraction of the fan chain by utilizing the chain pipeline comprises a lifting chain wound on the surface of a lifting winch, a chain pipe communicated with the bottom of the lifting winch, a chain box arranged at the bottom of the chain pipe through a clamping mechanism, one end of the lifting chain penetrating through the chain box and extending into the chain box, the clamping mechanism comprising a limiting ring and an installation frame, the limiting ring fixed at the bottom end of the chain pipe, the installation frame fixed at the top of the chain box, installation rods connected with the two sides of the installation frame in a sliding manner, one end of each installation rod penetrating through the installation frame and extending into the installation frame, a limiting ring fixedly connected with the end of the installation rod inside the installation frame, a first spring fixedly connected with the surface of the installation rod on the right side of the limiting ring, one end of the first spring far away from the limiting ring and fixedly connected with the inner wall of the installation frame, and the lifting chain connected with the chain box through the chain pipe, the machine has avoided promoting the chain from the danger of chain incasement landing, has avoided the unsettled vibration that produces always of chain case again, greatly reduced promote the chain because of the wearing and tearing that vibrations produced, effectively improved the life of device, effectively reduced the potential safety hazard in the use simultaneously.

(2) This utilize chain pipeline to realize device that fan chain safety receive and releases, include box and case lid through the chain case, one side at box top is passed through the hinge and is connected with one side rotation of case lid, the opposite side of box passes through buckle mechanism and the mutual joint of case lid, buckle mechanism includes erection column and fixture block, the right side fixed connection of erection column and box, the right side fixed connection of fixture block and case lid, the right-hand member of erection column rotates through the pivot and is connected with adjustment handle, the trip of pivot fixedly connected with and fixture block looks adaptation is passed through at adjustment handle's top, replace traditional connected mode with trip and fixture block, it is convenient when needs, carry out the routine maintenance with the promotion chain in the box, and convenient to use, and easy operation, staff's work load has greatly been alleviateed.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a top cross-sectional view of the clamping mechanism of the present invention;

FIG. 3 is a front cross-sectional view of the clamping mechanism of the present invention;

fig. 4 is a partial enlarged view of the utility model at a in fig. 1.

In the figure: 1 promote motor, 2 promote the hank section of thick bamboo, 3 promote chain, 4 chain pipes, 5 latch mechanisms, 51 spacing ring, 52 installing frames, 53 installation pole, 54 spacing collar, 55 first spring, 6 chain case, 61 boxes, 62 case lids, 63 buckle mechanism, 631 erection column, 632 fixture block, 633 adjustment handle, 634 trip, 7 fixed lifting hook, 8 promotion lifting hooks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a device for realizing safe retraction of a fan chain by utilizing a chain pipeline comprises a lifting motor 1, wherein the lifting motor 1 has a positive and negative rotation function and is connected with a control system and an external power supply through a lead, a lifting winch barrel 2 is arranged at the output end of the lifting motor 1, a fixed lifting hook 7 is arranged at the top of the lifting winch barrel 2, the bottom end of the fixed lifting hook 7 is rotatably connected with the top of the lifting winch barrel 2 through a rotating shaft, a lifting chain 3 is wound on the surface of the lifting winch barrel 2, a lifting hook 8 is fixedly connected with the bottom end of the lifting chain 3, a limiting block is fixedly connected with one end of the lifting chain 3, which is positioned at a chain box 6, the cross section of the limiting block is larger than the inner diameter of the chain pipe 4, the bottom of the lifting winch barrel 2 is communicated with the chain pipe 4, the chain pipe 4 is a flexible hose, the bottom of the chain pipe 4 is provided with the chain box 6 through a clamping mechanism 5, and the chain box 6 comprises a box body 61 and a box cover 62, one side of the top of the box body 61 is rotatably connected with one side of the box cover 62 through a hinge, the other side of the box body 61 is mutually clamped with the box cover 62 through a clamping mechanism 63, the clamping mechanism 63 comprises a mounting post 631 and a clamping block 632, the mounting post 631 is fixedly connected with the right side of the box body 61, the clamping block 632 is fixedly connected with the right side of the box cover 62, the right end of the mounting post 631 is rotatably connected with an adjusting handle 633 through a rotating shaft, the top of the adjusting handle 633 is fixedly connected with a clamping hook 634 matched with the clamping block 632 through the rotating shaft, one end of the lifting chain 3 penetrates through the chain box 6 and extends to the inside of the chain box 6, the clamping mechanism 5 comprises a limiting ring 51 and a mounting frame 52, the limiting ring 51 is fixed at the bottom end of the chain pipe 4, the mounting frame 52 is fixed at the top of the chain box 6, both sides of the mounting frame 52 are both slidably connected with mounting rods 53, one end of the mounting rods 53 penetrates through the mounting frame 52 and extends to the inside of the mounting frame 52, the mounting rod 53 is located the inside one end fixedly connected with spacing collar 54 of installing frame 52, and spacing collar 54 is the half loop configuration, and with the top of installing frame 52 inner wall and the top sliding connection of case lid 62, spacing collar 54 right side just is located the fixed surface of mounting rod 53 and is connected with first spring 55, and first spring 55 is in compression state, the one end of keeping away from spacing collar 51 of first spring 55 and the inner wall fixed connection of installing frame 52.

When in use, the device is fixed on the cross beam through the fixed lifting hook 7, when the heavy object needs to be lifted, the heavy object to be lifted is lifted by the lifting hook 8 and rotates, the lifting motor 1 is turned on through the controller, the lifting motor 1 works to drive the lifting winch barrel 2 to rotate, the lifting winch barrel 2 rotates to lift a heavy object through the lifting chain 3 and the lifting hook 8, in the process of lifting the heavy object, the lifting chain 3 continuously enters the chain box 6 through the chain pipe 4, when the daily maintenance of the lifting chain 3 in the chain box 6 is needed, the box cover 62 can be rotated to be opened only by rotating the adjusting handle 633 upwards, when the lifting chain 3 in the box body 61 needs to be maintained and the chain tube 4 and the chain box 6 need to be disassembled, the mounting rod 53 is pulled to drive the limiting ring 54 to be opened, so that the chain tube 4 and the limiting ring 51 can be taken out of the mounting frame 52, and the chain tube 4 and the chain box 6 are separated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an utilize chain pipeline to realize device that fan chain safety receive and releases, includes hoist motor (1), the output of hoist motor (1) is provided with promotes hank section of thick bamboo (2), its characterized in that: a lifting chain (3) is wound on the surface of the lifting winch drum (2), the bottom of the lifting winch drum (2) is communicated with a chain pipe (4), a chain box (6) is arranged at the bottom of the chain pipe (4) through a clamping mechanism (5), and one end of the lifting chain (3) penetrates through the chain box (6) and extends into the chain box (6);

clamping mechanism (5) are including spacing ring (51) and installing frame (52), the bottom at chain pipe (4) is fixed in spacing ring (51), installing frame (52) are fixed at chain case (6) top, the equal sliding connection in both sides of installing frame (52) has installation pole (53), the one end of installation pole (53) runs through installing frame (52) and extends to the inside of installing frame (52), installation pole (53) are located the inside one end fixedly connected with spacing collar (54) of installing frame (52), the fixed surface that spacing collar (54) right side just is located installing pole (53) is connected with first spring (55), the one end of keeping away from spacing ring (51) of first spring (55) and the inner wall fixed connection of installing frame (52).

2. The device for realizing safe retraction and release of the fan chain by using the chain pipeline as claimed in claim 1, is characterized in that: chain case (6) include box (61) and case lid (62), one side at box (61) top is passed through the hinge and is rotated with one side of case lid (62) and be connected, the opposite side of box (61) passes through buckle mechanism (63) and the mutual joint of case lid (62).

3. The device for realizing safe retraction and release of the fan chain by using the chain pipeline as claimed in claim 2, is characterized in that: the buckling mechanism (63) comprises an installation column (631) and a clamping block (632), the installation column (631) is fixedly connected with the right side of the box body (61), and the clamping block (632) is fixedly connected with the right side of the box cover (62).

4. The device for realizing safe retraction and release of the fan chain by using the chain pipeline as claimed in claim 3, is characterized in that: the right-hand member of erection column (631) rotates through the pivot and is connected with adjustment handle (633), the top of adjustment handle (633) is through pivot fixedly connected with and fixture block (632) looks adaptation trip (634).

5. The device for realizing safe retraction and release of the fan chain by using the chain pipeline as claimed in claim 1, is characterized in that: the top of lifting wringing barrel (2) is provided with fixed lifting hook (7), the bottom of fixed lifting hook (7) is connected with the top of lifting wringing barrel (2) through the pivot.

6. The device for realizing safe retraction and release of the fan chain by using the chain pipeline as claimed in claim 1, is characterized in that: the bottom fixedly connected with of promotion chain (3) promotes lifting hook (8), promote one end fixedly connected with stopper that chain (3) are located chain case (6).