CN215048218U

CN215048218U - Crane buffering device

Info

Publication number: CN215048218U
Application number: CN202120570078.2U
Authority: CN
Inventors: 罗新星; 敖佳顺; 陈卫; 叶峰; 黄健; 顾晓峰
Original assignee: Shanghai Yidong Machinery Construction Engineering Co ltd
Current assignee: Shanghai Yidong Machinery Construction Engineering Co ltd
Priority date: 2021-03-21
Filing date: 2021-03-21
Publication date: 2021-12-07
Anticipated expiration: 2031-03-21

Abstract

The utility model discloses a hoist buffer relates to hoist technical field, the utility model discloses a hoist automobile body, hoist automobile body's front side is provided with first blotter, and the inboard of first blotter is provided with buffer spring, and buffer spring's inboard is provided with the second blotter, and the lower extreme of first blotter is provided with the connecting rod, and the bottom of connecting rod is provided with hydraulic telescoping rod, and hydraulic telescoping rod's bottom and the top fixed connection of locating plate, hoist automobile body's top is provided with the hoist main part, and one side of hoist main part is provided with the maintenance case. The utility model relates to a hoist buffer carries out certain buffering to external force through first blotter, and further slowing down under the effect of buffer spring and second blotter the power after the buffering to effectual protection and the damage of avoiding huge collision to cause the hoist automobile body make the life of hoist more permanent.

Description

Crane buffering device

Technical Field

The utility model relates to a hoist technical field, in particular to hoist buffer.

Background

Hoisting machinery is indispensable equipment of modern industrial production, especially mobile crane, mobile crane not only by the wide application in the operation such as the jack-up of various materials, transportation, loading and unloading, installation and personnel's transport, the field of involving is more and more extensive, for example: building and housing industry, road and bridge engineering, factory equipment, logistics and warehousing industry, port transportation wharf and the like. The hoisting machinery greatly lightens the manual labor intensity of people and improves the labor productivity.

The hoist that uses in the existing market is in the use, if when receiving the striking of external force, makes the surface of hoist receive the damage very easily, also reduced the life of hoist to a certain extent when influencing hoist result of use, moreover, the hoist is at the in-process of traveling, and the lifting hook department of hoist is owing to lack fixing device to lead to the lifting hook to take place to rock easily, can't ensure to a certain extent and travel near hoist personnel's safety, it is comparatively inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a hoist buffer, can effectively solve among the background art hoist in the use, if when receiving the striking of external force, make the surface of hoist receive the damage very easily, also reduced the life of hoist to a certain extent when influencing hoist result of use, moreover, the hoist is at the in-process of traveling, the lifting hook department of hoist is owing to lack fixing device to lead to the lifting hook to take place to rock easily, the problem of the security of near personnel of hoist in can't the guarantee to a certain extent traveling.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a crane buffer device comprises a crane body, wherein a first buffer pad is arranged on the front side of the crane body, a buffer spring is arranged on the inner side of the first buffer pad, a second buffer pad is arranged on the inner side of the buffer spring, a connecting rod is arranged at the lower end of the first buffer pad, a hydraulic telescopic rod is arranged at the bottom of the connecting rod, the bottom of the hydraulic telescopic rod is fixedly connected with the top of a positioning plate, the stressed area of the crane body is enlarged through the hydraulic telescopic rod and the positioning plate, so that the crane body has better bearing capacity and is safer to use, a crane body is arranged on the top of the crane body, a maintenance box is arranged on one side of the crane body, a box door is arranged on the front side of the maintenance box, the maintenance box is convenient to use, and a crane boom is arranged on the top of the crane body, the top of jib loading boom is provided with lifting hook, the inboard fixed spread groove that is provided with of jib loading boom, the surface of spread groove is provided with the loose axle, the bottom of spread groove is provided with the location rope, the fixed location couple that is provided with in bottom of location rope through location rope and location couple, can fix the lifting hook when not using, has avoided rocking that the lifting hook appears in hoist automobile body transportation, has also ensured near personnel's of hoist automobile body safety in traveling to a certain extent, one side of location couple is provided with the holding ring, is convenient for fix the location couple when not using.

Preferably, the inboard of first blotter and buffer spring's one end fixed connection, buffer spring's the other end and the outside fixed connection of second blotter, the inboard of second blotter and the front side fixed connection of crane truck body, through first blotter, can cushion at the power that external force collision crane truck body produced, through buffer spring and second blotter, further increase the buffering effect of crane truck body to external force to effectual protection and the damage of avoiding huge collision to crane truck body to cause.

Preferably, the big or small shape of first blotter and second blotter is the same, first blotter and second blotter are all made by the natural rubber material, location rope and holding ring are all made by the elastic rubber material, through first blotter and second blotter for the buffering effect of crane truck body is better, and through location rope and holding ring, be convenient for to the location couple when not using fixed.

Preferably, the inboard at connecting rod top and the front side fixed connection of crane truck body, the bottom of connecting rod and one side fixed connection of hydraulic telescoping rod, through connecting rod and hydraulic telescoping rod, the location of the locating plate of being convenient for, it is more convenient to use.

Preferably, the bottom of the service box is fixedly connected with the top of the crane body, so that the connection structure of the service box is more stable.

Preferably, the top of location rope is provided with the connecting block, and the connecting block all sets up the through-hole with the loose axle looks adaptation with the surface of spread groove, the inboard swing joint of through-hole and loose axle and spread groove is passed through to the top of location rope, and the location of being convenient for rope department location couple is fixed to the lifting hook when not using.

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

1. the utility model discloses in, carry out certain buffering to external force through first blotter, further slowing down under the effect of buffer spring and second blotter the power after the buffering to effectual protection and the damage of avoiding huge collision to cause the hoist automobile body make the life of hoist more permanent.

2. The utility model discloses a set up location rope and holding ring and location couple, can fix the lifting hook when not using, avoided rocking that the lifting hook appears at the crane truck body in-process of traveling, also ensured near personnel's of crane truck body safety in traveling to a certain extent, through setting up the maintenance case, can place the maintenance tool that the crane truck body was used commonly to the maintenance personal of being convenient for maintains when the hoist breaks down, it is more convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of a crane damping device of the present invention;

FIG. 2 is a schematic view of a buffer spring structure of a crane buffer device of the present invention;

FIG. 3 is an enlarged schematic view of a positioning rope of a crane damping device according to the present invention;

fig. 4 is the utility model relates to a hoist buffer maintenance box structure schematic diagram.

In the figure: 1. a hook; 2. a cargo boom; 3. a crane body; 4. a first cushion pad; 5. a crane body; 6. a connecting rod; 7. a hydraulic telescopic rod; 8. positioning a plate; 9. a maintenance box; 10. a buffer spring; 11. A second cushion pad; 12. connecting grooves; 13. a movable shaft; 14. positioning the rope; 15. positioning the hook; 16. a positioning ring; 17. and (4) a box door.

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.

Referring to fig. 1-4, the utility model relates to a crane buffering device, which comprises a crane body 5, a first buffer cushion 4 is arranged at the front side of the crane body 5, a buffer spring 10 is arranged at the inner side of the first buffer cushion 4, a second buffer cushion 11 is arranged at the inner side of the buffer spring 10, a connecting rod 6 is arranged at the lower end of the first buffer cushion 4, a hydraulic telescopic rod 7 is arranged at the bottom of the connecting rod 6, the bottom of the hydraulic telescopic rod 7 is fixedly connected with the top of a positioning plate 8, the stress area of the crane body 5 is enlarged through the hydraulic telescopic rod 7 and the positioning plate 8, so that the crane body 5 has better bearing capacity and safer use, a crane body 3 is arranged at the top of the crane body 5, a maintenance box 9 is arranged at one side of the crane body 3, a box door 17 is arranged at the front side of the maintenance box 9, and is convenient for use of the maintenance box 9, the top of hoist main part 3 is provided with jib loading boom 2, the top of jib loading boom 2 is provided with lifting hook 1, the inboard fixed spread groove 12 that is provided with of jib loading boom 2, the surface of spread groove 12 is provided with loose axle 13, the bottom of spread groove 12 is provided with location rope 14, the fixed location couple 15 that is provided with in bottom of location rope 14, through location rope 14 and location couple 15, can fix lifting hook 1 when not using, the rocking of having avoided lifting hook 1 to appear in 5 transportation of crane body, also ensured the safety of near personnel of crane body 5 in going to a certain extent, one side of location couple 15 is provided with holding ring 16, be convenient for fix when not using location couple 15.

Further, the inboard of first blotter 4 and buffer spring 10's one end fixed connection, buffer spring 10's the other end and the outside fixed connection of second blotter 11, the inboard of second blotter 11 and the front side fixed connection of crane truck body 5, through first blotter 4, can cushion at the power that external force collision crane truck body 5 produced, through buffer spring 10 and second blotter 11, further increase crane truck body 5 to the cushioning effect of external force, thereby effectual protection and the damage of avoiding huge collision to crane truck body 5 to cause.

Further, first blotter 4 is the same with the big or small shape of second blotter 11, and first blotter 4 and second blotter 11 are all made by the natural rubber material, and location rope 14 and holding ring 16 are all made by the elastic rubber material, through first blotter 4 and second blotter 11 for crane truck body 5's buffering effect is better, through location rope 14 and holding ring 16, is convenient for fix when not using location couple 15.

Further, the inboard at 6 tops of connecting rod and the front side fixed connection of crane truck body 5, the bottom of connecting rod 6 and one side fixed connection of hydraulic telescoping rod 7, through connecting rod 6 and hydraulic telescoping rod 7, the location of the locating plate 8 of being convenient for, it is more convenient to use.

Further, the bottom of the maintenance box 9 is fixedly connected with the top of the crane body 5, so that the connection structure of the maintenance box 9 is more stable.

Further, the top of location rope 14 is provided with the connecting block, and the through-hole with loose axle 13 looks adaptation is all seted up on the surface of connecting block and connecting groove 12, and the inboard swing joint of through-hole and loose axle 13 and connecting groove 12 is passed through to the top of location rope 14, and the location of being convenient for rope 14 department location couple 15 is fixed to lifting hook 1 when not using.

The utility model discloses a theory of operation does: when the crane is used, the positioning hook 15 is taken out of the positioning ring 16, then the positioning hook 15 is connected with the lifting hook 1, so that the lifting hook 1 is fixed, if the crane body 5 is collided by external force in the using process, the force generated when the external force is collided is buffered to a certain degree through the first buffer cushion 4 on the outer side of the crane body 5, the buffered force is further relieved under the action of the buffer spring 10 and the second buffer cushion 11, the force generated when the external force is collided can be effectively relieved through the first buffer cushion 4, the buffer spring 10 and the second buffer cushion 11, so that the damage of huge collision to the crane body 5 is effectively protected and avoided, the service life of the crane is longer, the lifting hook 1 when not used can be fixed through the positioning rope 14, the positioning ring 16 and the positioning hook 15, and the shaking of the lifting hook 1 in the driving process of the crane body 5 is avoided, also ensured the safety of the near personnel of crane truck body 5 in going to a certain extent, through maintenance box 9, can place the repair tools that crane truck body 5 was used commonly to be convenient for maintenance personal when the hoist breaks down, it is more convenient to use, and wherein, hydraulic telescoping rod 7's model is YQ.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A crane buffer device is characterized in that: comprises a crane body (5), a first cushion pad (4) is arranged on the front side of the crane body (5), a buffer spring (10) is arranged on the inner side of the first cushion pad (4), a second cushion pad (11) is arranged on the inner side of the buffer spring (10), a connecting rod (6) is arranged at the lower end of the first cushion pad (4), a hydraulic telescopic rod (7) is arranged at the bottom of the connecting rod (6), the bottom of the hydraulic telescopic rod (7) is fixedly connected with the top of a positioning plate (8), a crane body (3) is arranged at the top of the crane body (5), a maintenance box (9) is arranged on one side of the crane body (3), a box door (17) is arranged on the front side of the maintenance box (9), a crane boom (2) is arranged at the top of the crane body (3), and a crane hook (1) is arranged at the top of the crane boom (2), the inner side of the crane boom (2) is fixedly provided with a connecting groove (12), the surface of the connecting groove (12) is provided with a movable shaft (13), the bottom end of the connecting groove (12) is provided with a positioning rope (14), the bottom of the positioning rope (14) is fixedly provided with a positioning hook (15), and one side of the positioning hook (15) is provided with a positioning ring (16).

2. A crane damping device as claimed in claim 1, wherein: the inner side of the first cushion pad (4) is fixedly connected with one end of a buffer spring (10), the other end of the buffer spring (10) is fixedly connected with the outer side of a second cushion pad (11), and the inner side of the second cushion pad (11) is fixedly connected with the front side of a crane body (5).

3. A crane damping device as claimed in claim 1, wherein: the size and shape of the first buffer pad (4) and the second buffer pad (11) are the same, the first buffer pad (4) and the second buffer pad (11) are both made of natural rubber materials, and the positioning rope (14) and the positioning ring (16) are both made of elastic rubber materials.

4. A crane damping device as claimed in claim 1, wherein: the inner side of the top of the connecting rod (6) is fixedly connected with the front side of the crane body (5), and the bottom of the connecting rod (6) is fixedly connected with one side of the hydraulic telescopic rod (7).

5. A crane damping device as claimed in claim 1, wherein: the bottom of the maintenance box (9) is fixedly connected with the top of the crane body (5).

6. A crane damping device as claimed in claim 1, wherein: the top of location rope (14) is provided with the connecting block, and the through-hole with loose axle (13) looks adaptation is all seted up on the surface of connecting block and spread groove (12), the inboard swing joint of through-hole and loose axle (13) and spread groove (12) is passed through to the top of location rope (14).