CN202400755U

CN202400755U - Crane

Info

Publication number: CN202400755U
Application number: CN2011205417198U
Authority: CN
Inventors: 谭国辉
Original assignee: Zoomlion Heavy Industry Science and Technology Co Ltd
Current assignee: Zoomlion Heavy Industry Science and Technology Co Ltd
Priority date: 2011-12-21
Filing date: 2011-12-21
Publication date: 2012-08-29
Anticipated expiration: 2021-12-21

Abstract

The utility model discloses a crane, which comprises an auxiliary hoisting mechanism, a rotating table and a bolt, wherein a concave portion recessed toward the inner portion of the auxiliary hoisting mechanism is arranged on a surface of the auxiliary hoisting mechanism close to one side of the rotating table, a connection board is arranged in the concave portion, and a first through hole is arranged on the connection board. A lug plate corresponding to the connection board is arranged on a surface of the rotating table close to one side of the auxiliary hoisting mechanism, a second through hole is arranged on the lug plate, and the lug plate is inserted into the concave portion so as to lead the first through hole to align to the second through hole. The bolt is arranged in the first through hole and the second through hole so as to fix the connection board and the ear plate. By means of the mode, the crane can lead users to demount the auxiliary hoisting mechanism conveniently and can lead arrangement of the auxiliary hoisting mechanism and the rotating table to be compact simultaneously, so that spaces occupied by the auxiliary hoisting mechanism and the rotating table are saved.

Description

A kind of hoisting crane

Technical field

The utility model relates to mechanical engineering field, particularly relates to a kind of hoisting crane.

Background technology

Along with improving constantly of the load-carrying ability of hoisting crane; The lifting tonnage is increasing; The deadweight of hoisting crane is also more and more heavier thereupon, causes the load of the load of its vehicle bridge above the vehicle list bridge of traffic law regulation, therefore at the transition process need hoisting crane is carried out loss of weight.What generally adopt is that the mode of dismantling secondary hoisting mechanism comes hoisting crane is carried out loss of weight.

See also Fig. 1, Fig. 1 is the structural representation of the hoisting crane of prior art.As shown in Figure 1, the hoisting crane of prior art comprises secondary hoisting mechanism 101, turntable 102 and attaching parts 103.Secondary hoisting mechanism 101 is provided with otic placode 1011, and turntable 102 is provided with otic placode 1021, and the two is through attaching parts 103 captive joints.

Otic placode

1011 and 1021 is outstanding respectively to be arranged on secondary hoisting mechanism 101 and the turntable 102.Though the secondary hoisting mechanism in the hoisting crane of prior art and the connection mode of turntable can be dismantled secondary hoisting mechanism easily, secondary hoisting mechanism position is leaned on after, connect compactly inadequately, it is relatively large to take up room.

Therefore, need a kind of hoisting crane, be connected compact inadequately problem with turntable with secondary hoisting mechanism in the hoisting crane that solves prior art.

The utility model content

The technical matters that the utility model mainly solves provides a kind of hoisting crane, can solve that secondary hoisting mechanism is connected compact inadequately problem in the hoisting crane of prior art with turntable.

For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of hoisting crane is provided, and this hoisting crane comprises: secondary hoisting mechanism, turntable and latch, and secondary hoisting mechanism is provided with the recess to secondary hoisting mechanism inner recess near the surface of turntable one side; Be provided with connecting plate in the recess; Connecting plate is provided with first through hole, and turntable is provided with and the cooresponding otic placode of connecting plate on the surface near secondary hoisting mechanism one side, and otic placode is provided with second through hole; Otic placode inserts recess and the through hole of winning is alignd with second through hole, and latch is arranged at first through hole and second through hole with fixed link plate and otic placode.

Wherein, secondary hoisting mechanism is provided with at least two recesses and connecting plate near the surface of turntable one side.

Wherein, recess and connecting plate are arranged on lip-deep four diverse locations of secondary hoisting mechanism near turntable one side.

Wherein, otic placode is provided with in pairs, and connecting plate is inserted between every pair of otic placode.

Wherein, latch is a spring pin.

Wherein, otic placode is provided with gusset.

Wherein, recess is an angle steel.

Wherein, secondary hoisting mechanism and turntable are fitted and are provided with.

The beneficial effect of the utility model is: the situation that is different from prior art; The utility model is through being provided with recess on secondary hoisting mechanism, and in recess, connecting plate is set, and the otic placode of turntable can insert recess; And be fixed on the connecting plate; Thereby make secondary hoisting mechanism compact more, guaranteeing to have saved the space under the situation that secondary hoisting mechanism can be for convenience detach with being connected of turntable.

Description of drawings

In order to be illustrated more clearly in the technical scheme among the utility model embodiment; The accompanying drawing of required use is done to introduce simply in will describing embodiment below, and obviously, the accompanying drawing in describing below only is some embodiment of the utility model; For those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings, wherein:

Fig. 1 is the structural representation of the hoisting crane of prior art;

Fig. 2 is the principal section view of turntable of the hoisting crane of the utility model one embodiment;

Fig. 3 is the birds-eye view of turntable of the hoisting crane of the utility model one embodiment;

Fig. 4 is the principal section view of secondary hoisting mechanism of the hoisting crane of the utility model one embodiment;

Fig. 5 is the birds-eye view of secondary hoisting mechanism of the hoisting crane of the utility model one embodiment;

Fig. 6 is the principal section view of the turntable of the hoisting crane of the utility model one embodiment when being connected with secondary hoisting mechanism;

Fig. 7 is the birds-eye view of the turntable of the hoisting crane of the utility model one embodiment when being connected with secondary hoisting mechanism.

The specific embodiment

To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is a part of embodiment of the utility model, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making all other embodiment that obtained under the creative work prerequisite, all belong to the scope of the utility model protection.

See also Fig. 2 and Fig. 3, Fig. 2 is the principal section view of turntable of the hoisting crane of the utility model one embodiment, and Fig. 3 is the birds-eye view of turntable of the hoisting crane of the utility model one embodiment.As shown in Figures 2 and 3, the turntable 11 of present embodiment is provided with a plurality of otic placodes 111 on the surface near secondary hoisting mechanism (not shown) side, is respectively arranged with through hole 1111 on each otic placode 111.In the present embodiment, otic placode 111 is provided with in pairs, and keeps at a certain distance away between every pair of otic placode 111.As shown in Figure 3, in the present embodiment, the surface of turntable 11 is provided with four pairs of otic placodes 111, and lays respectively at four diverse locations on the surface of turntable 11.Further, on each otic placode 111, be respectively arranged with gusset 1112, so that otic placode 111 is played booster action.In other embodiments, can according to actual needs otic placode 111 be arranged to plural at least other any amount, and when the intensity of otic placode 111 is enough, also can not be provided with in pairs.

See also Fig. 4 and Fig. 5, the principal section view of the secondary hoisting mechanism of the hoisting crane of the utility model one embodiment, Fig. 5 are the birds-eye vieies of the secondary hoisting mechanism of hoisting crane.Like Fig. 4 and shown in Figure 5, secondary hoisting mechanism 12 is provided with the recess 121 to secondary hoisting mechanism 12 inner recess on the surface near turntable (not shown) side, and is provided with connecting plate 122 in the recess 121, and connecting plate 122 is provided with through hole 1221.In the present embodiment, recess 121 is an angle steel, and the surface of secondary hoisting mechanism 12 is provided with four groups of recesses 121 and connecting plate 122, and is arranged at four diverse locations on the surface of secondary hoisting mechanism 12 accordingly with otic placode 111 on the turntable 11.In other embodiments, also can be according to actual needs recess 121 and connecting plate 122 to be arranged to plural at least other any amount.

See also Fig. 6 and Fig. 7, Fig. 6 is the principal section view of the turntable of the hoisting crane of the utility model one embodiment when being connected with secondary hoisting mechanism, and Fig. 7 is the birds-eye view of the turntable of hoisting crane when being connected with secondary hoisting mechanism.Like Fig. 6 and shown in Figure 7, when turntable 11 was connected with secondary hoisting mechanism 12, the every pair of otic placode 111 on the turntable 11 was inserted into the corresponding recess 121 on the secondary hoisting mechanism 12 and makes the connecting plate 122 in the recess 121 be inserted into this between the otic placode 111.At this moment, the through hole 1111 on the otic placode 111 aligns with through hole 1221 on the connecting plate 122, latch 13 is arranged in through

hole

1111 and 1221, with captive joint otic placode 111 and connecting plate 122, thereby has realized captiveing joint of turntable 11 and secondary hoisting mechanism 12.In the present embodiment, latch 13 is preferably spring pin, to avoid latch 13 landing from through hole 1111 and 1221.Certainly, in other embodiments, as long as latch also can guarantee the effect of captive joint for the latch of other arbitrary forms.

In the present embodiment, because otic placode 111 is inserted in the recess 121, can makes secondary hoisting mechanism 12 fit and be provided with, and then reduce as far as possible to take up room with turntable 11.In other embodiments, also can between secondary hoisting mechanism 12 and turntable 11, reserve the space according to actual needs, as long as guarantee that structure is compact as much as possible.

By the way; The utility model is through being provided with recess on secondary hoisting mechanism, and in recess, connecting plate is set, and the otic placode of turntable can insert recess; And be fixed on the connecting plate; Thereby make secondary hoisting mechanism compact more, guaranteeing to have saved the space under the situation that secondary hoisting mechanism can be for convenience detach with being connected of turntable.

The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model specification sheets and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.

Claims

1. hoisting crane; It is characterized in that said hoisting crane comprises secondary hoisting mechanism, turntable and latch, said secondary hoisting mechanism is provided with the recess to said secondary hoisting mechanism inner recess near the surface of said turntable one side; Be provided with connecting plate in the said recess; Said connecting plate is provided with first through hole, and said turntable is provided with and the cooresponding otic placode of said connecting plate on the surface near said secondary hoisting mechanism one side, and said otic placode is provided with second through hole; Said otic placode inserts said recess and makes said first through hole align with said second through hole, and said latch is arranged at said first through hole and said second through hole with fixing said connecting plate and said otic placode.

2. hoisting crane according to claim 1 is characterized in that, said secondary hoisting mechanism is provided with at least two said recesses and said connecting plate near the surface of said turntable one side.

3. hoisting crane according to claim 2 is characterized in that, said recess and said connecting plate are arranged on lip-deep four diverse locations of said secondary hoisting mechanism near said turntable one side.

4. hoisting crane according to claim 1 is characterized in that said otic placode is provided with in pairs, and said connecting plate is inserted between every pair of said otic placode.

5. hoisting crane according to claim 1 is characterized in that said latch is a spring pin.

6. hoisting crane according to claim 1 is characterized in that said otic placode is provided with gusset.

7. hoisting crane according to claim 1 is characterized in that, said recess is an angle steel.

8. hoisting crane according to claim 1 is characterized in that, said secondary hoisting mechanism and said turntable are fitted and be provided with.