CN217996537U

CN217996537U - Adjustable crane supporting leg

Info

Publication number: CN217996537U
Application number: CN202221630254.8U
Authority: CN
Inventors: 柳长卿; 杨坤贤; 王军
Original assignee: Jiangyin Longkai Machinery Co ltd
Current assignee: Jiangyin Longkai Machinery Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-12-09
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses an adjustable hoist landing leg relates to hoist technical field. The utility model discloses a roof beam structure, the fixed hoisting motor that has installed in top of roof beam structure, hoisting motor is connected with the lifting hook through wire rope, the both sides of roof beam structure still symmetry is provided with the supporting leg, the supporting leg includes the base, flexible post, horizontal beam, the support column, the connecting rod, direction slide and double-end pneumatic cylinder, flexible post is provided with two, two flexible post symmetries set up between roof beam structure and base, the horizontal activity of horizontal beam sets up between two flexible posts, the support column sets up between roof beam structure and horizontal beam, double-end pneumatic cylinder fixed connection is in the intermediate position department at base top, the direction slide is provided with two. The utility model discloses a cooperation of base, flexible post, horizontal beam, support column, connecting rod, direction slide and double-end pneumatic cylinder can be to the quick regulation of hoist position height, can adjust the jack-up height of hoist according to actual demand, more nimble and practical.

Description

Adjustable crane supporting leg

Technical Field

The utility model belongs to the technical field of the hoist, especially, relate to an adjustable hoist landing leg.

Background

The crane is a hoisting machine capable of driving a hoisted object to vertically lift in a certain range, and is widely applied to multiple fields. During the hoisting process of the crane, the support is carried out by the support legs arranged on two sides of the crane. The landing leg of traditional hoist is fixed structure, and at the in-process that the hoist used, unable lift adjustment carries out, and then can't adjust the jack-up height of hoist according to the demand, and the limitation is great. There is therefore a great need in the market for improved techniques to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to an adjustable crane support leg, which comprises a beam frame, wherein a hoisting motor is fixedly arranged at the top of the beam frame, the hoisting motor is connected with a lifting hook through a steel wire rope, and support legs are symmetrically arranged on two sides of the beam frame;

the supporting leg includes base, flexible post, horizontal beam, support column, connecting rod, direction slide and double-end pneumatic cylinder, flexible post is provided with two, two flexible post symmetry sets up between roof beam structure and base, the horizontal activity of horizontal beam sets up two between the flexible post, the support column sets up between roof beam structure and horizontal beam, double-end pneumatic cylinder fixed connection is in the intermediate position department at base top, the direction slide is provided with two, two the activity of direction slide symmetry sets up on the base of both sides around the double-end pneumatic cylinder, the flexible end and the direction slide fixed connection of double-end pneumatic cylinder, still through connecting rod swing joint between horizontal beam and the direction slide.

Preferably, the upper end of the telescopic column is fixedly connected to the bottom of the beam frame, and the lower end of the telescopic column is fixedly connected to the top of the base.

Preferably, a second guide sliding groove is further formed in the side wall of the lower portion of each telescopic column, and two ends of each horizontal cross beam slide along the second guide sliding grooves formed in the two telescopic columns respectively.

Preferably, the number of the support columns is two, the upper ends of the support columns are fixedly connected with the bottom of the beam frame, and the lower ends of the support columns are fixedly connected with the top of the horizontal cross beam.

Preferably, the bottoms of the horizontal beams below the two support columns are also fixedly connected with lower connecting supports, and the top of the guide sliding seat is provided with an upper connecting support.

Preferably, the upper end of the connecting rod is rotatably connected with a lower connecting support on the horizontal beam, and the lower end of the connecting rod is rotatably connected with an upper connecting support on the guide sliding seat.

Preferably, the double-end hydraulic cylinder passes through the wire and the switch electric connection on the flexible post, first direction spout has still been seted up at the top of base, the lower part of direction slide slides along first direction spout.

The utility model discloses following beneficial effect has:

1. the utility model discloses a cooperation of base, flexible post, horizontal beam, support column, connecting rod, direction slide and double-end pneumatic cylinder can realize the quick regulation to hoist position height at the in-process that this hoist used, can adjust the jack-up height of hoist according to actual demand, more nimble and practical.

2. The utility model discloses a flexible post that sets up can lead the lift adjustment of hoist at this hoist lift adjustment's in-process for this hoist can be more steady at lift adjustment's in-process.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a front view of an adjustable crane leg of the present invention;

FIG. 2 is a side view internal structure diagram of an adjustable crane leg according to the present invention;

fig. 3 is a side view of the utility model relates to an adjustable crane landing leg.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a beam frame; 2. a hoisting motor; 3. a hook; 4. supporting legs; 41. a base; 411. a first guide chute; 42. a telescopic column; 421. a second guide chute; 43. a horizontal cross beam; 431. a lower connecting support; 44. a support column; 45. a connecting rod; 46. a guide slide; 461. the upper connecting support; 47. double-end hydraulic cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model relates to an adjustable crane support leg, which comprises a beam frame 1, wherein a hoisting motor 2 is fixedly arranged at the top of the beam frame 1, the hoisting motor 2 is connected with a lifting hook 3 through a steel wire rope, and support legs 4 are symmetrically arranged at two sides of the beam frame 1;

the supporting leg 4 includes base 41, flexible post 42, horizontal cross beam 43, support column 44, connecting rod 45, direction slide 46 and double-end pneumatic cylinder 47, flexible post 42 is provided with two, two flexible post 42 symmetries set up between roof beam structure 1 and base 41, horizontal cross beam 43 horizontal activity sets up between two flexible posts 42, support column 44 sets up between roof beam structure 1 and horizontal cross beam 43, double-end pneumatic cylinder 47 fixed connection is in the intermediate position department at base 41 top, direction slide 46 is provided with two, two direction slide 46 symmetry activities set up on the base 41 of double-end pneumatic cylinder 47 front and back both sides, double-end pneumatic cylinder 47's flexible end and direction slide 46 fixed connection, still through connecting rod 45 swing joint between horizontal cross beam 43 and the direction slide 46.

Further, the upper end fixed connection of flexible post 42 is in the bottom of roof beam structure 1, and the lower extreme fixed connection of flexible post 42 is at the top of base 41, through the flexible post 42 that sets up for the direction of realization to the lift of roof beam structure 1, make the lift of roof beam structure 1 can be more steady.

Further, a second guide sliding groove 421 is further formed in the side wall of the lower portion of each telescopic column 42, two ends of each horizontal beam 43 slide along the second guide sliding grooves 421 formed in the two telescopic columns 42 respectively, and the second guide sliding grooves 421 are formed to guide the horizontal beams 43, so that the horizontal beams 43 can be stably lifted and lowered.

Furthermore, two support columns 44 are provided, the upper ends of the support columns 44 are fixedly connected with the bottom of the beam frame 1, the lower ends of the support columns 44 are fixedly connected with the top of the horizontal cross beam 43, the horizontal cross beam 43 moves upwards, and the beam frame 1 can be jacked upwards through the support columns 44.

Further, the bottom of the horizontal beam 43 below the two support columns 44 is further fixedly connected with a lower connecting support 431, the top of the guide sliding seat 46 is provided with an upper connecting support 461, the upper end of the connecting rod 45 is rotatably connected with the lower connecting support 431 on the horizontal beam 43, the lower end of the connecting rod 45 is rotatably connected with the upper connecting support 461 on the guide sliding seat 46, and the guide sliding seat 46 can move to drive the horizontal beam 43 to move through the cooperation of the upper connecting support 461, the connecting rod 45 and the lower connecting support 431.

Further, double-end pneumatic cylinder 47 passes through switch electric connection on wire and the flexible post 42, and first direction spout 411 has still been seted up at the top of base 41, and the lower part of direction slide 46 slides along first direction spout 411, can drive the removal of direction slide 46 along first direction spout 411 through double-end pneumatic cylinder 47 is flexible.

The working principle is as follows: in the use, when needing to carry out lift adjustment to this hoist, the power switch on the flexible post 42 of accessible drives double-end pneumatic cylinder 47 flexible, the flexible both ends that can drive two direction slides 46 in step are close to each other or keep away from along first direction spout 411, direction slide 46 removes and can pass through upper junction support 461, connecting rod 45 and the mating reaction of connecting support 431 down, drive horizontal beam 43 and reciprocate along second direction spout 421, horizontal beam 43 reciprocates and then can drive roof beam structure 1 through support column 44 and reciprocate, and then can quick realization to the lift adjustment of hoist height.

In the description of the present specification, reference to the description of "one embodiment," "an example," "a specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solution recorded in the foregoing embodiments is modified, and some technical features are replaced by equivalent, all belonging to the protection scope of the present invention.

Claims

1. The utility model provides an adjustable hoist landing leg, includes roof beam structure (1), crane motor (2) have been installed to the top of roof beam structure (1) is fixed, crane motor (2) are connected with lifting hook (3), its characterized in that through wire rope: supporting legs (4) are symmetrically arranged on two sides of the beam frame (1);

supporting leg (4) include base (41), flexible post (42), horizontal cross beam (43), support column (44), connecting rod (45), direction slide (46) and double-end pneumatic cylinder (47), flexible post (42) are provided with two, two flexible post (42) symmetry sets up between roof beam structure (1) and base (41), horizontal cross beam (43) horizontal movement sets up two between flexible post (42), support column (44) set up between roof beam structure (1) and horizontal cross beam (43), double-end pneumatic cylinder (47) fixed connection is in the intermediate position department at base (41) top, direction slide (46) are provided with two, two direction slide (46) symmetry activity sets up on base (41) of both sides around double-end pneumatic cylinder (47), the flexible end and the direction slide (46) fixed connection of double-end pneumatic cylinder (47), still pass through connecting rod (45) swing joint between horizontal cross beam (43) and direction slide (46).

2. The adjustable crane leg as claimed in claim 1, wherein the upper end of the telescopic column (42) is fixedly connected to the bottom of the beam frame (1), and the lower end of the telescopic column (42) is fixedly connected to the top of the base (41).

3. The adjustable crane supporting leg according to claim 2, wherein a second guide sliding groove (421) is further formed in a side wall of a lower portion of each telescopic column (42), and two ends of the horizontal cross beam (43) slide along the second guide sliding grooves (421) formed in the two telescopic columns (42) respectively.

4. The adjustable crane leg as claimed in claim 3, wherein two supporting columns (44) are provided, the upper end of each supporting column (44) is fixedly connected with the bottom of the beam frame (1), and the lower end of each supporting column (44) is fixedly connected with the top of the horizontal cross beam (43).

5. The adjustable crane leg as claimed in claim 4, wherein a lower connecting support (431) is fixedly connected to the bottom of the horizontal cross beam (43) below the two supporting columns (44), and an upper connecting support (461) is arranged at the top of the guide sliding base (46).

6. Adjustable crane leg according to claim 5, characterized in that the upper end of the connecting rod (45) is rotatably connected to a lower connecting support (431) on the horizontal beam (43) and the lower end of the connecting rod (45) is rotatably connected to an upper connecting support (461) on the guide carriage (46).

7. The adjustable crane supporting leg as claimed in claim 6, wherein the double-headed hydraulic cylinder (47) is electrically connected with a power switch on the telescopic column (42) through a wire, a first guiding sliding groove (411) is further formed in the top of the base (41), and the lower portion of the guiding sliding seat (46) slides along the first guiding sliding groove (411).