CN216997393U

CN216997393U - Fastening assembly for crane

Info

Publication number: CN216997393U
Application number: CN202122557031.5U
Authority: CN
Inventors: 成世强
Original assignee: Suzhou Ruilite Intelligent Technology Co ltd
Current assignee: Suzhou Ruilite Intelligent Technology Co ltd
Priority date: 2021-10-24
Filing date: 2021-10-24
Publication date: 2022-07-19
Anticipated expiration: 2031-10-24

Abstract

The utility model discloses a fastening component for a crane, belonging to the field of fastening components, and comprising a crane, wherein a plurality of hydraulic telescopic rods which are uniformly distributed are fixedly arranged at the lower end of the crane, the outer end of the crane is fixedly connected with a hook, the outer end of the crane is fixedly connected with an annular limiting sleeve, the annular limiting sleeve is positioned outside the hook, the outer end of the annular limiting sleeve is provided with an annular groove, an annular limiting rod is connected in the annular groove in a sliding manner, a fastening air bag is embedded in the inner wall of the annular limiting rod, one end of the annular limiting rod, which is far away from the annular limiting sleeve, is fixedly connected with a limiting block, the left end and the right end of the limiting block are respectively embedded with a limiting air bag, the outer end of the annular limiting rod is fixedly connected with a sleeve, the outer end of the sleeve is provided with a sliding hole, the sleeve is communicated with the annular limiting rod and the limiting block, so that the parts of the crane are not easy to cause collision damage due to shaking of the vehicle, thereby improving the service life of the spare and accessory parts.

Description

Fastening assembly for crane

Technical Field

The utility model relates to the field of fastening assemblies, in particular to a fastening assembly for a crane.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, belongs to material carrying machinery, and is characterized by making intermittent motion, namely, corresponding mechanisms for taking materials, transferring, unloading and the like in one working cycle work alternately.

At present in the use of loop wheel machine, most all join in marriage multiple accessories and use at the during operation, and among the prior art, most of accessories are after the use, when placing on the loop wheel machine, probably because do not have a little fastener, lead to the vehicle to appear rocking in the in-process of traveling to cause accessories to collide, long-time collision down can cause the accessories that the loop wheel machine was used to damage, influence the use in its later stage.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a fastening assembly for a crane, which can ensure that parts of the crane are not easy to collide and damage due to vehicle shaking by fixing the fastening assembly in the using process of the crane, thereby prolonging the service life of the parts.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A fastening assembly for a crane comprises the crane, wherein a plurality of hydraulic telescopic rods which are uniformly distributed are fixedly mounted at the lower end of the crane, a hook is fixedly connected at the outer end of the crane, an annular limiting sleeve is fixedly connected at the outer end of the crane, the annular limiting sleeve is positioned at the outer side of the hook, an annular groove is cut at the outer end of the annular limiting sleeve, an annular limiting rod is connected in the annular groove in a sliding manner, a fastening air bag is embedded in the inner wall of the annular limiting rod, a limiting block is fixedly connected at one end, far away from the annular limiting sleeve, of the annular limiting rod, limiting air bags are embedded at the left end and the right end of the limiting block, a sleeve is fixedly connected at the outer end of the annular limiting rod, a sliding hole is cut at the outer end of the sleeve, the sleeve is communicated with the annular limiting rod and the limiting block, a connecting rod is in threaded connection with the inner wall of the sliding hole, and one end, close to the annular limiting rod, is rotatably connected with a piston, the piston contacts with the sleeve inner wall, the connecting rod is kept away from the spacing handle of one end fixedly connected with of annular gag lever post, the crane outer end is opened and chisels has first spacing groove, first spacing groove is located the opposite side of annular stop collar, it has two second spacing grooves of mutual symmetry to open and chisels in the first spacing groove, can realize in the use of crane, through fastening components's fixed, makes the spare and accessory part of crane be difficult for leading to the collision damage of spare and accessory part because of rocking of the vehicle to improve the life of spare and accessory part.

Further, a plurality of atress pillars of crane outer end fixedly connected with, the atress pillar is located a plurality of accessory downside in crane outer end, through setting up a plurality of atress pillars, can make the accessory on the crane with the help of the atress of atress pillar when placing, alleviates its weight of placing perpendicularly, prevents to lead to rope loss or weight too big to lead to the accessory to drop to cause harm to the external world because of the time overlength.

Further, the one end fixedly connected with that the piston is close to annular gag lever post is sealed fills up, sealed pad contacts with the sleeve inner wall, through setting up sealed pad, can guarantee the leakproofness in the inner chamber between annular gag lever post, stopper and the sleeve, places gaseous revealing to cause the piston in extrusion process, inflation is more abundant when atmospheric pressure oppression fastening gasbag and spacing gasbag, thereby fixed inseparabler to the lifting hook.

Further, the bottom end chisels has a plurality of evenly distributed's spherical groove in the ring channel, the spherical inslot internal rotation is connected with the ball, the ball contacts with annular gag lever post bottom, through setting up spherical groove and ball, can make the frictional force greatly reduced between ring channel and the annular gag lever post to cause annular gag lever post gliding more smooth in the ring channel, make staff more convenient at the in-process of operation.

Further, the size and the first spacing groove phase-match of stopper, the position and the second spacing groove phase-match of spacing gasbag through setting up assorted size and size, can make the perfect adaptation of stopper at first spacing inslot, along with rocking of vehicle, the stopper also is difficult for producing at first spacing inslot and rocks and produce the loss, and spacing gasbag also can perfect joint advance the second spacing inslot simultaneously to spacing whole annular gag lever post, will hang and collude fixed inseparabler.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) this scheme can realize in the use of crane, through fastening components's fixed, makes the spare and accessory part of crane be difficult for rocking because of the vehicle lead to spare and accessory part's collision damage to improve spare and accessory part's life.

(2) The crane outer end fixedly connected with a plurality of stress struts are located on the lower sides of a plurality of accessories on the crane outer end, and through the arrangement of the stress struts, the weight of the accessories on the crane can be reduced by means of the stress struts when the accessories are placed, and damage to the outside caused by falling of the accessories due to rope loss or overlarge weight caused by overlong time is prevented.

(3) The piston is close to the sealed pad of one end fixedly connected with of annular gag lever post, and sealed pad contacts with the sleeve inner wall, through setting up sealed pad, can guarantee the leakproofness in the inner chamber between annular gag lever post, stopper and the sleeve, places gaseous revealing to cause the piston in extrusion process, inflation is more abundant when atmospheric pressure oppression fastening gasbag and spacing gasbag, thereby fixed inseparabler to the lifting hook.

(4) The bottom end chisels in the ring channel has a plurality of evenly distributed's spherical groove, and the spherical inslot internal rotation is connected with the ball, and the ball contacts with annular gag lever post bottom, through setting up spherical groove and ball, can make the frictional force greatly reduced between ring channel and the annular gag lever post to cause annular gag lever post gliding more smooth in the ring channel, make staff more convenient at the in-process of operation.

(5) The size and the first spacing groove phase-match of stopper, the position and the second spacing groove phase-match of spacing gasbag, through setting up assorted size and size, can make the perfect adaptation of stopper at first spacing inslot, along with rocking of vehicle, the stopper also is difficult for also producing at first spacing inslot and rocks and produce the loss, spacing gasbag also can perfect joint simultaneously advances the second spacing inslot to carry on spacingly to whole annular gag lever post, will hang and collude fixed inseparabler.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a cross-sectional view of the present invention as a whole;

FIG. 3 is a schematic side view of the present invention in its entirety;

FIG. 4 is a schematic view of the annular stop of the present invention shown in an expanded configuration;

FIG. 5 is a schematic structural view of the sleeve of the present invention;

FIG. 6 is a schematic structural view of a first limiting groove according to the present invention.

The numbering in the figures illustrates:

the device comprises a crane 1, a stress strut 101, a hydraulic telescopic rod 2, a hook 3, an annular limiting sleeve 4, an annular groove 5, an annular limiting rod 6, a fastening air bag 7, a limiting block 8, a limiting air bag 9, a sleeve 10, a sliding hole 11, a connecting rod 12, a piston 13, a sealing gasket 1301, a limiting handle 14, a first limiting groove 15 and a second limiting groove 16.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "fitted/connected", "connected", and the like, are to be interpreted 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-6, a fastening assembly for a crane comprises a crane 1, a plurality of hydraulic telescopic rods 2 uniformly distributed are fixedly installed at the lower end of the crane 1, a hook 3 is fixedly connected at the outer end of the crane 1, an annular stop collar 4 is fixedly connected at the outer end of the crane 1, the annular stop collar 4 is positioned at the outer side of the hook 3, an annular groove 5 is drilled at the outer end of the annular stop collar 4, an annular stop rod 6 is slidably connected in the annular groove 5, a fastening air bag 7 is embedded in the inner wall of the annular stop rod 6, a stop block 8 is fixedly connected at one end of the annular stop rod 6 far away from the annular stop collar 4, a stop air bag 9 is embedded at each of the left and right ends of the stop block 8, a sleeve 10 is fixedly connected at the outer end of the annular stop rod 6, a sliding hole 11 is drilled at the outer end of the sleeve 10, the sleeve 10 is communicated with the annular stop rod 6 and the stop block 8, a connecting rod 12 is connected at the inner wall of the sliding hole 11 in a threaded manner, a piston 13 is rotatably connected at one end of the connecting rod 12 close to the annular stop rod 6, piston 13 contacts with sleeve 10 inner wall, connecting rod 12 keeps away from the spacing handle 14 of one end fixedly connected with of annular gag lever post 6, 1 outer end of crane is opened and chiseled has first spacing groove 15, first spacing groove 15 is located the opposite side of annular stop collar 4, it has two second spacing grooves 16 of mutual symmetry to open and chiseld in first spacing groove 15, can realize in the use of crane, fixed through fastening component, the spare and accessory part that makes the crane is difficult for leading to the collision damage of spare and accessory part because of rocking of the vehicle, thereby improve the life of spare and accessory part.

Referring to fig. 1-3 and 5, a plurality of stress struts 101 are fixedly connected to the outer end of the crane 1, the stress struts 101 are located at the lower sides of a plurality of fittings at the outer end of the crane 1, and by providing a plurality of stress struts 101, the accessory on the crane 1 can be placed by means of the stress strut 101, the vertically placed weight of the accessory is reduced, the damage to the outside caused by the falling of the accessory due to the loss of a rope or the overlarge weight caused by overlong time is prevented, one end of the piston 13 close to the annular limiting rod 6 is fixedly connected with a sealing gasket 1301, the sealing gasket 1301 is in contact with the inner wall of the sleeve 10, and by arranging the sealing gasket 1301, can ensure the sealing performance in the inner cavity among the annular limiting rod 6, the limiting block 8 and the sleeve 10, prevent the leakage of gas, so that the piston 13 is expanded more fully when the air pressure presses the fastening air bag 7 and the limiting air bag 9 in the extrusion process, and the hook 3 is fixed more tightly.

Referring to fig. 4 and 6, a plurality of spherical grooves are uniformly distributed at the bottom end of the annular groove 5, balls are rotatably connected in the spherical grooves and contact with the bottom end of the annular limiting rod 6, friction between the annular groove 5 and the annular limiting rod 6 can be greatly reduced by arranging the spherical grooves and the balls, so that the annular limiting rod 6 slides more smoothly in the annular groove 5, a worker can operate the annular limiting rod more conveniently, the size of the limiting block 8 is matched with the first limiting groove 15, the position of the limiting airbag 9 is matched with the second limiting groove 16, the limiting block 8 can be perfectly engaged in the first limiting groove 15 by arranging the matched size and size, the limiting block 8 is not easy to shake in the first limiting groove 15 to generate loss along with the shaking of a vehicle, and the limiting airbag 9 can be perfectly engaged in the second limiting groove 16, thereby carry on spacingly to whole annular gag lever post 6, fixed inseparabler with lifting hook 3.

In the utility model, after the use of the hook 3 in the working process of the crane 1 is finished, a worker places the hook 3 in situ, pulls the sleeve 10 at the same time, so that the annular limiting rod 6 slides out of the annular groove 5 until the limiting block 8 is embedded into the first limiting groove 15, the annular limiting sleeve 4 and the annular limiting rod 6 perform primary limiting on the hook 3 at the moment, then the worker rotates the connecting rod 12 to cause the connecting rod 12 to move towards the sleeve 10, meanwhile, the piston 13 extrudes the originally sealed inner cavity gas of the annular limiting rod 6 and the limiting block 8 under the pushing of the connecting rod 12, the fastening airbag 7 and the limiting airbag 9 gradually expand under the action of pressure, the fastening airbag 7 gradually adheres to the surface of the hook 3, performs fastening treatment on the hook 3, the limiting airbag 9 gradually expands into the second limiting groove 16, and performs limiting treatment on the annular limiting rod 6 positioned outside the hook 3, prevent the hook 3 from being damaged when the vehicle collides with the vehicle back and forth for a long time due to the shaking in the driving process, when the working personnel use the device, the steps can be operated reversely, the air pressure of the annular limiting rod 6 and the limiting block 8 is retracted and is not extruded any more by reversely rotating the connecting rod 12, the fastening air bag 7 and the limiting air bag 9 are gradually reset, the fastening air bag 7 is not used for fastening and limiting the hook 3 any more, the limit air bag 9 is also withdrawn from the second limit groove 16, at this time, the worker can pull the sleeve 10 to withdraw the annular limit rod 6 into the annular limit sleeve 4, thereby using the hook 3, compared with the prior art, the utility model can realize that when the crane is used, through the fixing of fastening components, spare and accessory parts of the crane are not easy to be damaged due to collision caused by the shaking of the vehicle, and therefore the service life of the spare and accessory parts is prolonged.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. A fastening assembly for cranes, comprising a crane (1), characterized in that: the lower end of the crane (1) is fixedly provided with a plurality of hydraulic telescopic rods (2) which are uniformly distributed, the outer end of the crane (1) is fixedly connected with a hook (3), the outer end of the crane (1) is fixedly connected with an annular limiting sleeve (4), the annular limiting sleeve (4) is positioned outside the hook (3), the outer end of the annular limiting sleeve (4) is provided with an annular groove (5), the annular groove (5) is internally connected with an annular limiting rod (6), the inner wall of the annular limiting rod (6) is embedded with a fastening air bag (7), one end of the annular limiting rod (6) far away from the annular limiting sleeve (4) is fixedly connected with a limiting block (8), the left end and the right end of the limiting block (8) are respectively embedded with a limiting air bag (9), the outer end of the annular limiting rod (6) is fixedly connected with a sleeve (10), and the outer end of the sleeve (10) is provided with a sliding hole (11), sleeve (10) are linked together with annular gag lever post (6) and stopper (8), sliding hole (11) inner wall threaded connection has connecting rod (12), the one end that connecting rod (12) are close to annular gag lever post (6) is rotated and is connected with piston (13), piston (13) contact with sleeve (10) inner wall, the one end fixedly connected with limit handle (14) of annular gag lever post (6) are kept away from in connecting rod (12), crane (1) outer end is opened and is dug there is first spacing groove (15), first spacing groove (15) are located the opposite side of annular stop collar (4), it has two second spacing groove (16) of mutual symmetry to open in first spacing groove (15).

2. A crane fastener assembly as claimed in claim 1, wherein: crane (1) outer end fixedly connected with a plurality of atress pillars (101), atress pillar (101) are located a plurality of accessory downside of crane (1) outer end.

3. A crane fastener assembly as claimed in claim 1, wherein: piston (13) are close to one end fixedly connected with sealed pad (1301) of annular gag lever post (6), sealed pad (1301) contacts with sleeve (10) inner wall.

4. A crane fastener assembly as claimed in claim 1, wherein: the bottom end in annular groove (5) is opened chisel and is had a plurality of evenly distributed spherical grooves, the spherical inslot rotation is connected with the ball, the ball contacts with annular gag lever post (6) bottom.

5. A crane fastener assembly as claimed in claim 1, wherein: the size of the limiting block (8) is matched with the first limiting groove (15), and the position of the limiting air bag (9) is matched with the second limiting groove (16).