CN205575361U - Lift by crane connection structure - Google Patents

Abstract

The utility model discloses a lift by crane connection structure. Lift by crane connection structure includes: lift by crane the piece, it is used for and waits that it is connected to lift by crane the heavy object, and including two mutual lug (2) that set up that separate, is provided with mounting hole (21) on every lug (2), and the axis collineation of two mounting hole (21), hang stick (1), it is used for being connected with hoisting equipment, is suitable for in order can the dismantlement mode installing in mounting hole (21), and locating part (3), it sets up on lifting by crane the piece, be used for injecing hang stick (1) for the axial position of two mounting hole (21) is in order to prevent it follows to hang stick (1) mounting hole (21) drop. The utility model discloses a to carry out the axial spacing by setting up locating part on lifting by crane the piece for the stick that hangs among the lift by crane connection structure, makes to hang the stick and be difficult to drop from lifting by crane the piece, hang excellent simple structure, the high just processing convenience of intensity in addition.

Description

A kind of lifting attachment structure

Technical field

This utility model relates to hoisting tool to be safeguarded and production safety technical field, particularly relates to a kind of rising Hang attachment structure.

Background technology

When weight is carried out lifting operation, generally by the hoisting wirerope set of crane or other lifting appliances It is located at and hangs on rod, be then arranged on hanging rod in the installing hole on the hanger playing hanging piece being connected with weight, so After carry out lifting operation.

Fig. 1 and Fig. 2 is the schematic diagram lifting by crane attachment structure in prior art.As depicted in figs. 1 and 2, Hang rod 1a to be arranged in the installing hole 21a on the hanger 2a of hanging piece, and hang excellent 1a and pass from left to right Two installing hole 21a.The left end hanging rod 1a has circular limited block 4a, and the diameter of circular limited block 4a is big Diameter in installing hole 21a.Hang and offer annular groove at the neighbouring right-hand member of rod 1a, annular groove overlaps It is provided with spacing annulus 3a, and the overall diameter of the cylindrical of spacing annulus 3a and hang the diameter of rod 1a main part Equal or slightly less than hang the diameter of rod 1a main part.Wherein, the interior diameter of spacing annulus 3a is more than hanging rod 1a overall diameter at annular groove.

When hoisting tool is carried out lifting operation, due to spacing annulus 3a action of gravity, spacing annulus 3a Being centrally located at the lower section at the center hanging rod 1a, spacing annulus 3a coordinates with circular limited block 4a and prevents Hang rod 1a to come off.But, under non-lifting state, when by responsive to axial force, hang rod 1a easily from Rise and come off on hanging piece.And, this kind hangs rod 1a structure complexity, processing technique is complicated and intensity is relatively low.

Thus, it is desirable to have a kind of technical scheme overcomes or at least alleviates the drawbacks described above of prior art.

Utility model content

The purpose of this utility model is to provide a kind of lifting attachment structure overcome or at least alleviate existing skill The drawbacks described above of art.

For achieving the above object, this utility model provides one lifting attachment structure.Described lifting connects knot Structure includes: play hanging piece, and it is for being connected with weight to be lifted, and includes the hanger of two spaced settings, Each hanger is provided with installing hole, and the axis collinear of two installing holes；Hanging rod, it is used for and lifting Equipment connects, and is suitable to be removably mounted in described installing hole；And locating part, it is arranged on institute State on hanging piece, described in limiting, hung the rod axial location relative to said two installing hole, to prevent State hang rod come off from described installing hole.

Preferably, described in hang rod one end be provided with radial protrusion, in the mounted state, hang rod described Longitudinal direction on, described radial protrusion, between described locating part and a described hanger, thus limits described Hang the axial location of rod.

Preferably, described locating part has lobe, described in hang the groove offering longitudinal extension on rod, Described groove hangs excellent central axis from one end of the described neighbouring described locating part hanging rod described in being parallel to Direction extend to the described other end hanging rod, described in hang rod and be suitable to rotatably to be arranged on described In installing hole, and can rotate between circumferential position and spacing circumferential position inserting, insert circumference described Position, described lobe is mutually aligned with described groove, it is allowed to described in hang rod and insert described installing hole or from institute State installing hole abjection；At described spacing circumferential position, described lobe and described groove are in the described week hanging rod Upwards mutual dislocation, hangs rod described in prevention and deviates from from described installing hole.

Preferably, described locating part is removably arranged on described rising on hanging piece, and described groove exists Described hang rod longitudinally upper point extend.

Preferably, described locating part is arranged on described rising on hanging piece in integrated mode, and described recessed Groove from one end of the described neighbouring described locating part hanging rod along the direction hanging excellent central axis described in being parallel to The other end of rod is hung described in extending to.

Preferably, described in hang rod and be provided with one end of described radial protrusion and be provided with handle, described handle Hang the longitudinal direction of rod described in extending perpendicularly to, and the gravity of described handle make described in hang rod and be in described limit Position circumferential position.

Preferably, at described spacing circumferential position, described handle extends straight down, and described groove is positioned at The top of described handle, described lobe respectively staggers 90 degree with described handle and described groove in the circumferential.

The side being preferably located at the neighbouring described handle hanging the hanger that rod inserts side has position block, Wherein, at described insertion circumferential position, the side of described handle is against described position block.

Preferably, described position block is arranged in one-body molded mode on the hanger hanging rod insertion side.

Preferably, described handle with welding manner be arranged on described in hang on rod.

The rod that hangs in lifting attachment structure of the present utility model is carried out axle by the locating part being arranged on hanging piece To spacing, make to hang rod be not easy from come off on hanging piece；Additionally hang that bar structure is simple, intensity is high and processing side Just.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of lifting attachment structure of the prior art.

Fig. 2 is the schematic right-side view of the lifting attachment structure shown in Fig. 1.

Fig. 3 is the schematic diagram of the lifting attachment structure according to this utility model one embodiment.

Fig. 4 is the left side schematic elevational view of the lifting attachment structure shown in Fig. 3.

Fig. 5 is the schematic diagram hanging rod in lifting attachment structure shown in Fig. 3.

Reference:

Detailed description of the invention

In the accompanying drawings, use same or similar label represent same or similar element or have identical or The element of similar functions.Below in conjunction with the accompanying drawings embodiment of the present utility model is described in detail.

In description of the present utility model, term " " center ", " longitudinally ", " laterally ", "front", "rear", The orientation of the instruction such as "left", "right", " vertically ", " level ", " top ", " end " " interior ", " outward " or position Relation of putting, for based on orientation shown in the drawings or position relationship, is for only for ease of description this utility model and letter Change and describe rather than indicate or imply that the device of indication or element must have specific orientation, with specifically Azimuth configuration and operation, therefore it is not intended that restriction to this utility model protection domain.

Include hanging piece according to lifting attachment structure of the present utility model, hung rod and locating part.Play hanging piece For being connected with weight to be lifted, and include the hanger of two spaced settings, each hanger is arranged There are installing hole, and the axis collinear of two installing holes；Hang excellent for being connected with crane gear, be suitable to removable The mode of unloading is arranged in described installing hole；Locating part is arranged on described rising on hanging piece, be used for limiting described in hang rod Relative to the axial location of said two installing hole, come off from described installing hole hanging rod described in preventing.

The rod that hangs in above-mentioned lifting attachment structure is carried out axial limiting by the locating part being arranged on hanging piece, Make to hang rod be not easy from come off on hanging piece；Additionally hang that bar structure is simple, intensity is high and easy to process.

Seeing Fig. 3, lifting attachment structure has included hanging piece, has hung rod 1 and locating part 3.

Play hanging piece for being connected with weight to be lifted.Playing hanging piece and include two hangers 2, two hangers 2 are mutual Interval is arranged.Each hanger 2 is provided with installing hole 21, and the axis collinear of two installing holes 21.

Hang rod 1 for being connected with crane gear.Hang rod 1 to be suitable to be removably mounted in installing hole 21 In, make to hang rod 1 and can either be arranged in installing hole 21, can deviate from installing hole 21 again.

Locating part 3 has been arranged on hanging piece, hangs axial relative to two installing holes 21 of rod 1 for limiting Position, comes off from installing hole 21 preventing from hanging rod 1.Compared with prior art, hang rod 1 be not easy from Come off on hanging piece, to hang the processing safety of rod 1 during improving hoisting tool lifting；Additionally hang rod 1 Simple in construction, intensity high and easy to process.In the embodiment shown in fig. 3, the shape of locating part 3 is big Body is tabular, has been specifically located at the left surface of the hanger 2 in the left side of hanging piece, hangs rod 1 with restriction relative Axial location in two installing holes 21.It is understood that locating part 3 is set to bolt, bolt from Being perpendicular to of hanger 2 hangs the vertical hanger 2 that extends upward through of rod 1, and extends to and be arranged in installing hole 21 The rod that hangs 1 lean, with limit hang rod 1 relative to the axial location of two installing holes 21 embodiment also In protection domain of the present utility model.

In the embodiment shown in fig. 3, one end (i.e. the left end hanging rod 1 shown in Fig. 3) of rod 1 is hung It is provided with radial protrusion 6.In the mounted state, the longitudinal direction hanging rod 1 (i.e. hangs the length direction of rod 1 On), radial protrusion 6 is positioned between locating part 3 and a hanger 2 (i.e. left side hanger 2 shown in Fig. 3), Thus limit the axial location hanging rod 1.It is to say, installing hole 21 can be hidden by radial protrusion 6 Gear, makes to hang rod 1 only right-hand member and is inserted into installing hole 21, and i.e. hanging rod 1 can only be in the level shown in Fig. 3 On direction from left to right motion and through two installing holes 21, with prevent from hanging rod 1 from being not provided with of hanging piece Opposite side (i.e. the right side playing hanging piece shown in Fig. 3) abjection of finite place piece 3.It is understood that limit Position part 3 can also be arranged on the right side of hanging piece, and radial protrusion 6 can also be arranged on the right-hand member hanging rod 1.

See Fig. 4, radial protrusion 6 be shaped as semicircular plate-form, simple shape rule and prevent from rotating During collide with other object.Compared with using full circle with circular limited block of the prior art, effectively Alleviate the weight hanging rod 1.Radial protrusion 6 and one end (the i.e. Fig. 4 being provided with radial protrusion 6 hanging rod 1 The shown front end hanging rod 1) it is disposed on the same plane, for providing enough for the following handle 4 of installation Space, makes handle 4 arrange firm.And the center of radial protrusion 6 sets with the centres of front end hanging rod 1 Put, make the position that arranges hanging excellent 1 good looking appearance and radial protrusion 6 fix.

Seeing Fig. 4 and Fig. 5, locating part 3 has a lobe 31 (i.e. left side for locating part 3 shown in Fig. 4 Right-hand member in right direction), the neighbouring rod 1 that hangs of lobe 31 is arranged.Hang and offer the recessed of longitudinal extension on rod 1 Groove 11, groove 11 is from the one end (i.e. the left end hanging rod 1 shown in Fig. 5) of the neighbouring locating part 3 hanging rod 1 Rod 1 (is i.e. hung shown in Fig. 5 to the other end hanging rod 1 in direction along the central axis being parallel to hang rod 1 Right-hand member) extend, and groove 11 is simultaneously from hanging the appearance of rod 1 towards the central concave hanging rod 1.Hang rod 1 is suitable to rotatably be arranged in installing hole 21, and can insert circumferential position and spacing Rotate between circumferential position.It is pointed out that in the case of without external force, hanging rod 1 will not be at installing hole Arbitrarily rotate in 21.

Inserting circumferential position, lobe 31 is mutually aligned with groove 11, and making to hang rod 1 can be along projection Portion 31 is linear slide on the direction of central axis being parallel to hang rod 1, inserts and installs allowing to hang rod 1 Hole 21 or deviate from from installing hole 21.At spacing circumferential position, lobe 31 is hanging rod 1 with groove 11 Circumference on mutual dislocation, it is overlapping with the one end fits hanging rod 1 to make locating part 3, stops and hangs excellent 1 from installation Hole 21 is deviate from, 1 to carry out axial limiting to hanging rod.Advantageously, because the length direction of groove 11 is put down Go in the central axis hanging rod 1, make groove 11 linear slide, thus realize hanging rod 1 and insert installing hole 21 Or deviate from installing hole 21.In the present embodiment, spacing circumferential position 90-degree rotation counterclockwise is slotting Enter circumferential position.

It is understood that groove 11 can in the upper length extended of the longitudinal direction (i.e. length direction) hanging rod 1 To arrange according to actual needs.In a preferred embodiment, locating part 3 is installed removably To playing hanging piece (i.e. hanger 2), make locating part 3 and a hanging piece installation and removal simple and convenient.When needs by Hang rod 1 from take off on hanging piece time, it is only necessary to by locating part 3 from take off on hanging piece, simple to operate Convenient.In the embodiment shown in fig. 4, locating part 3 is bolted with playing hanging piece (i.e. hanger 2) Mode link together.And groove 11 is hanging longitudinally upper point extending of rod 1.Specifically, groove 11 extend to the neighbouring right-hand member hanging rod 1 from the left end hanging rod 1, on the premise of not taking off locating part 3, Make to hang rod 1 will not completely fall off in installing hole 21.Thus realize hanging keeping properly of rod 1, with The processing safety of rod 1 is hung during the lifting of Shi Tigao hoisting tool.In a preferred embodiment, recessed The length of groove 11 accounts for 7th/to eight/3rd of the length hanging rod 1.Making to hang rod 1 can either be from right side An installing hole 21 in abjection, making again to hang rod 1 will not completely fall off in installing hole 21.Permissible Being understood by, when locating part 3 has removably been arranged on hanging piece, the length of groove 11 also may be used It is through to right-hand member from the left end hanging rod 1 being equal to hang the length of rod 1, i.e. groove 11, is not taking On the premise of lower limit part 3, make to hang rod 1 also be able to from take off on hanging piece.

In another alternative embodiment, locating part 3 has been arranged on hanging piece in integrated mode, Make the fixing fastening of locating part 3, effectively prevent locating part 3 from come off on hanging piece, and then prevent from hanging rod 1 Easily from come off on hanging piece.The length of groove 11 is only equal to hang the length ability of rod 1 Enough will hang excellent 1 from take off on hanging piece.

See Fig. 3 and Fig. 4, hang rod 1 main part be shaped as the ovalest column, hang rod 1 Main part (i.e. ignore when offering groove 11 hang rod 1) cross section for circle, simple shape Rule.And installing hole 21 is circular hole, the main part hanging rod 1 is made to turn easily and flexibly in installing hole 21 Dynamic.

Seeing Fig. 4, cross section (being i.e. parallel to the cross section on the paper direction) shape of groove 11 is round Arcuation, arc-shaped refer to a complete circle as shown in Figure 4 cut a part after remaining line segment institute The shape surrounded.And the cross sectional shape of groove 11 is suitable with the shape of the outline of lobe 31, makes convex Play portion 31 to be preferably contained in groove 11, and groove 11 slides more flexibly and steady along lobe 31. And arc-shaped is without right angle, to prevent from wearing and tearing mutually in contact phase between lobe 31 and groove 11.

See Fig. 4, hang rod 1 and be provided with one end (i.e. the left end hanging rod 1 shown in Fig. 4) of radial protrusion 6 It is provided with handle 4.The extending perpendicularly to of handle 4 hangs the longitudinal direction of rod 1, and the gravity of handle 4 makes Hang rod 1 and be in spacing circumferential position.The most manually drive handle 4 to rotate, handle 4 just can be made to drive Hang rod 1 to turn to insert circumferential position from spacing circumferential position.Inserting circumferential position, handle 4 is convenient will Hang rod 1 advance in installing hole 21 or extract.By action of gravity, hanging rod 1 can be from inserting circumference position Put and automatically rotate to spacing circumferential position.Wherein, owing to radial protrusion 6 is between handle 4 and hanger 2, And radial protrusion 6 has certain thickness, radial protrusion 6 is made to be simultaneously used for preventing handle 4 and hanger 2 Directly contact, to facilitate crawl handle 4.It is pointed out that the width of the lower end of the handle 4 shown in Fig. 4 Degree is set greater than the width of the upper end of handle 4, holds to facilitate and exerts a force.

At spacing circumferential position, handle 4 extends straight down due to action of gravity, and handle 4 be not subject to All the time it is under External Force Acting and is vertically arranged.Groove 11 is positioned at the top of handle 4, makes to hang rod 1 and is maintained at Spacing circumferential position.It is simultaneously used for the synchronous axial system realizing handle 4 with groove 11, turning by handle 4 Dynamic angle can accurately determine the rotational angle of groove 11, can realize groove 11 easily and turn to and lobe 31 match, and then realization is hung rod 1 and is in insertion circumferential position, will hang rod 1 and extract in installing hole 21. Lobe 31 respectively staggers 90 degree with handle 4 and groove 11 in the circumferential, arranges angle and fixes, makes handle 4 i.e. turn to insert circumferential position after spacing circumferential position rotates 90 degree.

In a preferred embodiment, handle 4 is arranged on welding manner and hangs on rod 1.Make handle 4 It is fixedly mounted in and hangs on rod 1.It is understood that handle 4 can also pass through bonding, riveting with hanging rod 1 Connect or alternate manner is installed together.

See Fig. 3 and Fig. 4, be positioned at hang rod insert side (i.e. hang the side that rod 1 is inserted into installing hole 21, The left side of the hanger 2 shown in Fig. 3) the side of neighbouring handle 4 of hanger 2 there is position block 5.Its In, inserting circumferential position, the side of handle 4 is against position block 5.If the downside of position block 5 Limit contacts with the right edge of handle 4, i.e. can determine that circumferential position is i.e. inserted in this position.Meanwhile, location gear The anglec of rotation of handle 4 is limited by block 5, excessive for the rotational angle preventing handle 4.

In a preferred embodiment, position block 5 is arranged in one-body molded mode and hangs rod insertion side Hanger 2 on.Processing and manufacturing is simple and arranges firmly.It is understood that position block 5 can also lead to Cross welding, bonding or alternate manner to be arranged on hanger 2.

In the present embodiment, the installation process of lifting attachment structure is as described below:

First it is inserted into hanging rod 1 from left to right between the installing hole 21 of left end and the installing hole 21 of right-hand member, The hoisting wirerope of crane or other lifting appliances is enclosed within and hangs on rod 1, hang rod 1 and continue to move right and run through The installing hole 21 of right-hand member；

Then locating part 3 is installed to the left side playing hanging piece, and locating part 3 coordinates with the left end hanging rod 1 Overlap, installation.

In the present embodiment, the unloading process of lifting attachment structure is as described below:

First will hang rod 1 to turn to insert circumferential position, make lobe 31 and groove 11 phase of locating part 3 Mutually alignment, deviates from from installing hole 21 will hanging rod 1 part from right to left, then by crane or other lift by crane The hoisting wirerope set of equipment takes off, and dismounting completes.

The rod that hangs in lifting attachment structure of the present utility model is carried out axle by the locating part being arranged on hanging piece To spacing, make to hang rod be not easy from come off on hanging piece；Additionally hang that bar structure is simple, intensity is high and processing side Just.

Last it is noted that above example is only in order to illustrate the technical solution of the utility model, and Non-to its restriction.It will be understood by those within the art that: can be to described in foregoing embodiments Technical scheme is modified, or wherein portion of techniques feature is carried out equivalent；These are revised or replace Change, do not make the essence of appropriate technical solution depart from spirit and the model of this utility model each embodiment technical scheme Enclose.

Claims (10)

1. a lifting attachment structure, it is characterised in that including:

Playing hanging piece, it is for being connected with weight to be lifted, and includes the hanger (2) of two spaced settings, Each hanger (2) is provided with installing hole (21), and the axis collinear of two installing holes (21)；

Hanging rod (1), it, for being connected with crane gear, is suitable to be removably mounted in described installation In hole (21)；And

Locating part (3), it is arranged on described rising on hanging piece, be used for limiting described in hang rod (1) relative to institute State the axial location of two installing holes (21), described in preventing, hang rod (1) from described installing hole (21) Come off.

Lift by crane attachment structure the most as claimed in claim 1, it is characterised in that described in hang rod (1) One end is provided with radial protrusion (6), in the mounted state, in the described longitudinal direction hanging rod (1), described Radial protrusion (6) is positioned between described locating part (3) and a described hanger (2), thus limits institute State the axial location hanging rod (1).

Lift by crane attachment structure the most as claimed in claim 2, it is characterised in that described locating part (3) There is lobe (31), described in hang the groove (11) offering longitudinal extension on rod (1), described groove (11) described in being parallel to, rod (1) is hung from one end of the described neighbouring described locating part (3) hanging rod (1) The direction of central axis extend to the described other end hanging rod (1),

The described rod (1) that hangs is suitable to rotatably be arranged in described installing hole (21), and energy Enough rotations between insertion circumferential position and spacing circumferential position, in described insertion circumferential position, described projection Portion (31) is mutually aligned with described groove (11), it is allowed to described in hang rod (1) and insert described installing hole (21) Or deviate from from described installing hole (21)；At described spacing circumferential position, described lobe (31) is with described Groove (11) is mutual dislocation in the described circumference hanging rod (1), hangs rod (1) from described peace described in prevention Dress hole (21) abjection.

Lift by crane attachment structure the most as claimed in claim 3, it is characterised in that described locating part (3) Removably it is arranged on described rising on hanging piece, and described groove (11) hangs the vertical of rod (1) described Partly extend.

Lift by crane attachment structure the most as claimed in claim 3, it is characterised in that described locating part (3) It is arranged on described rising on hanging piece in integrated mode, and described groove (11) hangs rod (1) from described One end of neighbouring described locating part (3) extend along the direction of the central axis hanging rod (1) described in being parallel to The other end of rod (1) is hung described in Zhi.

Lift by crane attachment structure the most as claimed in claim 4, it is characterised in that described in hang rod (1) and set The one end being equipped with described radial protrusion (6) is provided with handle (4), and the bearing of trend of described handle (4) hangs down Straight in the described longitudinal direction hanging rod (1), and the gravity of described handle (4) make described in hang rod (1) and be in Described spacing circumferential position.

Lift by crane attachment structure the most as claimed in claim 6, it is characterised in that in described spacing circumference position Putting, described handle (4) extends straight down, and described groove (11) is positioned at the top of described handle (4), Described lobe (31) respectively staggers 90 degree with described handle (4) and described groove (11) in the circumferential.

Lift by crane attachment structure the most as claimed in claim 7, it is characterised in that be positioned at and hang rod insertion side The side of the neighbouring described handle (4) of hanger (2) has position block (5), wherein, in described insertion Circumferential position, the side of described handle (4) is against described position block (5).

Lift by crane attachment structure the most as claimed in claim 8, it is characterised in that described position block (5) It is arranged in one-body molded mode on the hanger (2) hanging rod insertion side.

Lift by crane attachment structure the most as claimed in claim 6, it is characterised in that described handle (4) with Welding manner hangs on rod (1) described in being arranged on.