CN214989769U

CN214989769U - Novel rotary mechanism for crane

Info

Publication number: CN214989769U
Application number: CN202120654739.XU
Authority: CN
Inventors: 蔡建表; 蔡建芳; 王明章; 苗顺举; 蔡建会
Original assignee: Henan Kuangfa Crane Co ltd
Current assignee: Henan Kuangfa Crane Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-12-03
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a novel rotary mechanism for hoist, including base, rotary column and dead lever, the top of base is provided with the spread groove, the top of spread groove is provided with the rotary column, the bottom of rotary column is provided with first spliced pole, and the bottom of first spliced pole is located the base, the periphery that the bottom of rotary column is located first spliced pole is provided with the second spliced pole that corresponds with the spread groove, connect the second spliced pole through the bearing in the spread groove, the both sides of first spliced pole are all through the bolted connection push rod, the tip of push rod is provided with the ejector pad, both sides in the base all are provided with the pneumatic cylinder, the output of pneumatic cylinder all buffers the support through bolted connection, be provided with the dashpot in the buffering support, sliding connection has the slider in the dashpot. The utility model relates to a novel rotary mechanism for hoist, simple structure, stability is good, and low cost is fit for being extensively promoted and used.

Description

Novel rotary mechanism for crane

Technical Field

The utility model relates to a hoist technical field, in particular to novel rotary mechanism for hoist.

Background

The crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, which is also called a crown block, a crane and a crane, and the hoisting equipment has the working characteristics of intermittent motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, so that the crane is more and more widely developed and used in the market.

At present, the existing crane rotating mechanism has the following defects when in use: 1. after the use, still can continue to rotate because of inertia, cause reduction gears to damage easily, life is shorter, 2, when using rotary mechanism, because frictional force easily produces great noise, can harm the hearing for a long time, influence health, 3, when using, when suffering external collision, easily lead to rotary mechanism to damage, stability is relatively poor. Therefore, a novel rotating mechanism for the crane is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a novel rotating mechanism for crane, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a novel rotary mechanism for hoist, includes base, rotary column and dead lever, the top of base is provided with the spread groove, the top of spread groove is provided with the rotary column, the bottom of rotary column is provided with first spliced pole, and the bottom of first spliced pole is located the base, the periphery that the bottom of rotary column is located first spliced pole is provided with the second spliced pole that corresponds with the spread groove, connect the second spliced pole through the bearing in the spread groove, the both sides of first spliced pole are all through bolted connection push rod, the tip of push rod is provided with the ejector pad, both sides in the base all are provided with the pneumatic cylinder, the output of pneumatic cylinder all through bolted connection buffering support, be provided with the dashpot in the buffering support, sliding connection has the slider in the dashpot, the both sides that are located the slider in the dashpot all are provided with buffer spring.

Further, the both sides of base bottom all are provided with the dead lever, the bottom of dead lever is provided with the fixed bolster, set up the spout in the fixed bolster, one side of spout is through pivot joint support pole, the bracing piece passes through bottom slider and spout sliding connection, the one side that lies in the bracing piece in the spout is provided with the spring.

Further, the bottom in the base is connected with a motor through a bolt, and the motor is connected with the first connecting column through a driving shaft.

Furthermore, the top of base is located the periphery of changeing the post and is provided with the dust cover, and changes the post and pass through the bearing and connect the dust cover, the internal surface of dust cover has laid and has inhaled the sound cotton.

Further, the oil inlet has all been seted up to the both sides of spread groove, and oil inlet intercommunication spread groove.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through pneumatic cylinder, ejector pad, dashpot, slider and buffer spring that set up, can cushion the processing to the first spliced pole after using, simple structure, it is effectual to slow down, moreover energy-concerving and environment-protective, low cost more.

2. Through the dust cover that sets up, inhale sound cotton and inlet port, the produced noise of frictional force during rotary operation that can greatly reduced to improve operational environment, more green is favorable to the health moreover.

3. Through the dead lever, fixed bolster, bracing piece and the spring that set up, can improve the stability of rotary mechanism during operation, avoid outside collision to produce not hard up, cause the potential safety hazard, simple structure, it is stable effectual.

Drawings

Fig. 1 is the utility model relates to a novel rotary mechanism for crane's overall structure sketch map.

Fig. 2 is the utility model relates to a novel rotary mechanism's for hoist buffering support section structure sketch map.

Fig. 3 is the schematic view of the sectional structure of the dust cover of the novel rotating mechanism for the crane of the present invention.

In the figure: 1. a base; 2. connecting grooves; 3. turning the column; 4. a first connecting column; 5. a second connecting column; 6. a motor; 7. a push rod; 8. a push block; 9. a hydraulic cylinder; 10. a buffer bracket; 11. a buffer tank; 12. a slider; 13. a buffer spring; 14. a dust cover; 15. fixing the rod; 16. fixing a bracket; 17. a support bar; 18. a chute; 19. a spring; 20. sound-absorbing cotton; 21. an oil inlet hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, a novel rotating mechanism for a crane comprises a base 1, a rotary column 3 and a fixed rod 15, wherein the top of the base 1 is provided with a connecting groove 2, the top of the connecting groove 2 is provided with the rotary column 3, the bottom of the rotary column 3 is provided with a first connecting column 4, the bottom of the first connecting column 4 is positioned in the base 1, the bottom of the rotary column 3 is positioned at the periphery of the first connecting column 4 and is provided with a second connecting column 5 corresponding to the connecting groove 2, the connecting groove 2 is connected with the second connecting column 5 through a bearing, two sides of the first connecting column 4 are both connected with push rods 7 through bolts, the end of each push rod 7 is provided with a push block 8, two sides in the base 1 are both provided with hydraulic cylinders 9, the output ends of the hydraulic cylinders 9 are both connected with a buffer bracket 10 through bolts, a buffer groove 11 is arranged in the buffer bracket 10, a slide block 12 is slidably connected in the buffer groove 11, and buffer springs 13 are arranged on two sides of the sliding block 12 in the buffer groove 11.

The fixing device comprises a base 1 and is characterized in that fixing rods 15 are arranged on two sides of the bottom of the base 1, a fixing support 16 is arranged at the bottom of each fixing rod 15, a sliding groove 18 is formed in each fixing support 16, one side of each sliding groove 15 is connected with a supporting rod 17 through a rotating shaft, each supporting rod 17 is connected with the corresponding sliding groove 18 in a sliding mode through a bottom sliding block, and a spring 19 is arranged on one side, located on each supporting rod 17, in each sliding groove 18.

As shown in fig. 1, in this embodiment, a triangular support structure is formed by the fixing rod 15, the fixing bracket 16 and the supporting rod 17, which is more stable, improves the stability of the rotating mechanism, and can buffer the supporting rod 17 through the spring 19, and further prolong the service life of the mechanism.

Wherein, the bottom in the base 1 passes through bolted connection motor 6, motor 6 passes through drive shaft connection first connecting column 4.

In this embodiment, as shown in fig. 1, the first connecting post 4 is driven to rotate by the motor 6, so as to adjust the rotation of the rotating post 3.

Wherein, the top of base 1 is located the periphery of rotary column 3 and is provided with dust cover 14, and rotary column 3 passes through the bearing and connects dust cover 14, the cotton 20 of inhaling the sound is laid to dust cover 14 internal surface.

In this embodiment, as shown in fig. 1 and 3, noise generated by friction during rotation can be greatly reduced by the dust cover 14 and the sound absorbing cotton 20, which is beneficial to human health.

Wherein, oil inlet 21 has all been seted up to the both sides of spread groove 2, and oil inlet 21 intercommunication spread groove 2.

In this embodiment, as shown in fig. 1, the oil inlet 21 facilitates the lubricating treatment of adding lubricating oil into the connecting groove 2, thereby further reducing friction and noise.

It should be noted that, the utility model relates to a novel rotary mechanism for crane, in operation, firstly the motor 6 is manually turned on by the operator, the motor 6 is rotated by driving the first connecting post 4, thereby driving the rotary post 3 to rotate, and simultaneously the second connecting post 5 is rotated in the connecting groove 2, after the use is finished, the motor 6 is manually turned off, because of inertia, the rotary post 3 is continuously rotated, then the hydraulic cylinder 9 is manually turned on, the push block 8 which drives the buffer support 10 to horizontally move to the push rod 7 is contacted with the slide block 12, the push block 8 is driven to extrude the slide block 12 by inertia, because the buffer spring 13 is buffered, the buffer treatment is repeatedly performed, thereby the rotary post 3 is decelerated to the static state, the rotary process is through the dust cover 14 and the sound absorbing cotton 20, the noise generated by the rotary friction is greatly reduced, and the rotary mechanism is more green and environment-friendly, and is beneficial to the health of human body, can also add lubricating oil through inlet port 21 in to spread groove 2, further noise pollution abatement, when meeting with external collision, rock through bracing piece 17 and contact with spring 19, can carry out the buffer treatment, make rotary mechanism more stable, avoid damaging, it is more practical.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel rotary mechanism for hoist, includes base (1), rotary column (3) and dead lever (15), its characterized in that: the top of the base (1) is provided with a connecting groove (2), the top of the connecting groove (2) is provided with a rotary column (3), the bottom of the rotary column (3) is provided with a first connecting column (4), the bottom of the first connecting column (4) is positioned in the base (1), the bottom of the rotary column (3) is positioned at the periphery of the first connecting column (4) and is provided with a second connecting column (5) corresponding to the connecting groove (2), the connecting groove (2) is connected with the second connecting column (5) through a bearing, two sides of the first connecting column (4) are both connected with a push rod (7) through bolts, the end part of the push rod (7) is provided with a push block (8), two sides in the base (1) are both provided with hydraulic cylinders (9), the output ends of the hydraulic cylinders (9) are both connected with a buffer bracket (10) through bolts, a buffer groove (11) is arranged in the buffer bracket (10), the buffer slot (11) is internally and slidably connected with a sliding block (12), and buffer springs (13) are arranged on two sides of the sliding block (12) in the buffer slot (11).

2. A novel crane rotation mechanism according to claim 1, wherein: the base is characterized in that fixing rods (15) are arranged on two sides of the bottom of the base (1), a fixing support (16) is arranged at the bottom of each fixing rod (15), sliding grooves (18) are formed in the fixing support (16), one sides of the sliding grooves (15) are connected with supporting rods (17) through rotating shafts, the supporting rods (17) are connected with the sliding grooves (18) in a sliding mode through bottom sliding blocks, and springs (19) are arranged on one sides, located on the supporting rods (17), in the sliding grooves (18).

3. A novel crane rotation mechanism according to claim 1, wherein: the bottom in the base (1) is connected with a motor (6) through a bolt, and the motor (6) is connected with a first connecting column (4) through a driving shaft.

4. A novel crane rotation mechanism according to claim 1, wherein: the top of base (1) is located the periphery of changeing post (3) and is provided with dust cover (14), and changes post (3) and pass through bearing connection dust cover (14), sound absorption cotton (20) have been laid to dust cover (14) internal surface.

5. A novel crane rotation mechanism according to claim 1, wherein: oil inlet holes (21) are formed in the two sides of the connecting grooves (2), and the oil inlet holes (21) are communicated with the connecting grooves (2).