CN214456138U

CN214456138U - Lifting appliance support with adjustable spacing

Info

Publication number: CN214456138U
Application number: CN202120625605.5U
Authority: CN
Inventors: 吴侃发; 刘传志; 付玉芳; 叶绍其; 王东辉; 程细平; 潘胜平; 李刚; 艾碧霖; 孙国光; 吕创龙; 王小亮; 陈文盛; 罗连华; 徐文启; 曾昭哲; 张小锋; 徐毓敏
Original assignee: China Railway Major Bridge Engineering Group Co Ltd MBEC
Current assignee: China Railway Major Bridge Engineering Group Co Ltd MBEC
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-10-22
Anticipated expiration: 2031-03-19

Abstract

The utility model relates to a bridge construction field discloses an adjustable interval's hoist support, include: a base; the sliding devices are arranged in at least two pairs, and each pair of sliding devices are arranged in the length direction of the base in a mirror symmetry manner; and the supporting device comprises a supporting frame and a lifting support, the supporting frame is arranged on the sliding device, and the lifting support is arranged between the top of the supporting frame and the lifting appliance. The utility model has the advantages of it is following and effect: 1. the lifting appliance support is simple in structure and convenient to manufacture, and all parts of the lifting appliance support can be disassembled, so that the lifting appliance support is convenient to reuse; in addition, the sliding device can drive the supporting device to adjust the distance, so that the lifting appliance can be suitable for storing lifting appliances with various sizes. 2. The hoist that this application carried can directly carry out the conversion of hoisting point interval on the hoist support that this application provided, has avoided frequently using large-scale machinery to carry out the condition that shifts to the hoist.

Description

Lifting appliance support with adjustable spacing

Technical Field

The application relates to the technical field of bridge construction, concretely relates to adjustable interval's hoist support.

Background

At present, in the construction process of large bridges, the work of installation, transfer and the like of materials and mechanical equipment is completed by means of lifting appliances, along with the high-speed development of bridge construction, the engineering scale is gradually huge, the size and the weight of the used lifting appliance are also larger and larger, and the lifting point distance arranged on the lifting appliance is also changed from being fixed to be adjustable. Therefore, the storage of the spreader is also a problem to be considered in construction, and the conventional storage methods are roughly two types: 1. during storage, each rod piece of the lifting appliance is separated into independent components and stored separately; 2. the simple jig frame is arranged on the site, and the lifting appliance is directly placed on the jig frame.

The two methods also have the following disadvantages: 1. the disassembly process is complicated, and if the use frequency of the lifting appliance is high, the construction period is greatly prolonged; 2. the bed-jig method can only realize simple hoist and deposit the function, when the hoist needs the conversion hoisting point interval, still need the split hoist to reassemble, or establish one set of support in addition and carry out the conversion of hoisting point interval, and the practicality is not high.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide a hoist support of adjustable interval can not only be used as the storage rack when the hoist does not use, can directly accomplish the switching of hoisting point interval again on the support.

To achieve the above object, in one aspect, there is provided a spreader bracket with adjustable spacing, comprising:

the base is fixedly arranged on the ground or a rack;

the sliding devices are arranged in at least two pairs, each pair of sliding devices is arranged in the length direction of the base in a mirror symmetry mode, each sliding device comprises a bottom beam and a cross beam, the bottom beams are arranged on the base in a mirror symmetry mode in the width direction, and the cross beams are fixedly arranged between the two bottom beams;

and the supporting device comprises a supporting frame and a lifting support, the supporting frame is arranged on the sliding device, and the lifting support is arranged between the top of the supporting frame and the lifting appliance.

Preferably, the base includes:

the number of the Bailey beams is two, and the Bailey beams are arranged on the ground or the rack in parallel;

the track beams are provided with a plurality of pairs, and each pair of track beams is symmetrically arranged on the upper surfaces of the two Bailey beams;

and two bottom beams of at least one sliding device are respectively arranged on a pair of track beams in a sliding manner.

Preferably, when two bottom beams of part of the sliding devices are respectively arranged on a pair of track beams in a sliding manner, two bottom beams of the rest sliding devices are fixedly connected to the Bailey beam.

Preferably, each track beam is composed of a plurality of channel steels arranged on the Bailey beam side by side, and the bottom beam is arranged in the groove of one of the channel steels in a sliding manner.

Preferably, the bottom beam is made of I-shaped steel, the upper surface of the I-shaped steel is fixedly connected with the supporting device, and butter is coated between the bottom surface of the I-shaped steel and the inner surface of the channel steel.

Preferably, the lifting appliance is provided with a stabilizing rope, and when the lifting appliance performs lifting point distance conversion, the other end of the stabilizing rope is tied to the Bailey beam.

Preferably, the support frame comprises:

the number of the pillars is two, and the pillars are respectively and fixedly arranged on the upper surfaces of two bottom beams of the same sliding device;

and the shoveling pads are fixedly arranged on the upper surfaces of the two supporting columns in a spanning mode.

Preferably, the support frame further comprises one or more inclined struts, and the inclined struts are obliquely arranged between the support column and the bottom beam at the bottom of the support column.

Preferably, the support frame further comprises one or more connecting systems, and the connecting systems are obliquely arranged between the support columns and the shoveling mat or horizontally arranged between two support columns of the same support frame.

Preferably, a plurality of jacks are uniformly arranged beside the lifting support in the circumferential direction.

The beneficial effect that technical scheme that this application provided brought includes:

1. the hanger bracket is simple in structure and convenient to manufacture, and all parts of the hanger bracket can be disassembled and reused conveniently; in addition, the sliding device can drive the supporting device to adjust the distance, so that the lifting appliance can be suitable for storing lifting appliances with various sizes.

2. The supporting device can be driven by the sliding device to slide in the lifting appliance support provided by the application, so that the lifting appliance carried by the application can directly carry out lifting point interval conversion on the lifting appliance support provided by the application, and the condition that large machinery is frequently used to transfer the lifting appliance is avoided.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a front view of one embodiment of the present application.

Fig. 2 is a front view of the spreader in the embodiment of fig. 1, when the lifting points are changed.

Fig. 3 is a front view of the glide and the support in the embodiment of fig. 1.

Fig. 4 is a side view of the glide and support means of the embodiment of fig. 1.

Reference numerals:

1. a base; 11. a Bailey beam; 12. a track beam; 2. a slipping device; 21. a bottom beam; 22. a cross beam; 3. a support device; 31. a support frame; 311. a pillar; 312. copying and cushioning; 313. bracing; 314. a linking system; 32. a lifting support; 321. a jack; 4. a spreader; 41. and (4) stabilizing the rope.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

This embodiment provides a hoist 4 support of adjustable interval, mainly is used for placing different hoist 4 as the transfer and can directly will accomplish the conversion of hoist 4 hoisting point on the support when engineering construction, and it includes: a base 1, a sliding device 2 and a supporting device 3, in the embodiment, as shown in fig. 1, the base 1 is a long strip, and has two strips; the sliding device 2 has at least two pairs, in this embodiment, exactly two pairs, each pair is arranged symmetrically, each sliding device 2 comprises a bottom beam 21 and a cross beam 22, the bottom beam 21 is strip-shaped and is erected on the base 1, the cross beam 22 connects the two bottom beams 21, and the overall shape of the sliding device 2 is similar to that of a sled. The supporting device 3 comprises a supporting frame 31 and a lifting bracket 32, the supporting frame 31 is erected on the sliding device 2, and the lifting bracket 32 is arranged between the supporting frame 31 and the lifting appliance 4 and can be lifted and lowered to adapt to the shape of the lifting appliance 4. When the lifting appliance 4 needs to be placed, the sliding device 2 can be used for sliding the supporting device 3 to the position where the lifting appliance 4 needs to be placed, the lifting device is adjusted to enable the lifting device to adapt to the lifting appliance 4, the lifting appliance is slowly put down by the crane, and the lifting device is finely adjusted to enable the lifting device to support the lifting appliance 4. When the lifting point conversion is needed, the connecting part of the lifting appliance 4 is disassembled, the sliding device 2 is moved, the sliding device 2 is fixed after being adjusted to a proper distance, and then the lifting appliance 4 is provided with a proper connecting device.

As a further optimization of the present embodiment, as shown in fig. 1 and 2, the bottom beam 21 includes two beret beams 11 and two track beams 12, and the two beret beams 11 are arranged side by side in parallel. The track beam 12 has a plurality of pairs, two in each pair are laid on the upper surface of two bailey beams 11 respectively, wherein there is at least one two floorbars 21 of the sliding device 2 and slide on a pair of track beams 12 respectively, the length of the track beam 12 is determined according to the sliding distance required by the sliding device 2, and when the sliding device 2 drives the lifting appliance 4, the sliding devices 2 on both sides are too long to cause the lifting appliance 4 to be separated from the lifting appliance to generate accidental injury accidents.

Further, as shown in fig. 1 and 2, when part of the sliding devices 2 are slidably disposed on the track beam 12, the rest of the sliding devices are fixedly disposed on the bailey beam 11 in various ways, and welding is adopted in this embodiment, so as to fix part of the sliding devices 2, so as to prevent danger caused by the fact that the two sides of the spreader 4 mutually drive all the sliding devices 2 to slide together due to disturbance in the process of detaching the spreader 4.

Furthermore, each track beam 12 is composed of a plurality of channel steels arranged side by side on the bery beam 11, and the two bottom beams 21 of each sliding device 2 are respectively arranged in the grooves of the channel steels on the two bery beams 11 in a spanning manner, so that the track beam 12 can adapt to the sliding devices 2 with different widths and further adapt to the lifting appliances 4 with different widths.

Further, the bottom beam 21 is an i-beam, the upper surface of the bottom beam is fixedly connected with the supporting device 3, and grease is coated between the bottom surface of the bottom beam and the inner surface of the channel steel to reduce sliding resistance.

As an optimization of the present embodiment, the supporting frame 31 includes two supporting columns 311 and two shoveling pads 312, as shown in fig. 3, the two supporting columns 311 are respectively erected on the upper surfaces of the two bottom beams 21, and the shoveling pads 312 are spanned on the supporting columns 311, so that the supporting effect can be achieved.

Further, as shown in fig. 1, 2 and 4, a brace 313 is provided on the support frame 31 to prevent the support frame 31 from tipping forward and backward, and it should be noted that in fig. 3, the brace 313 is not shown for clarity.

Further, as shown in fig. 3, the supporting frame 31 further includes a plurality of coupling systems 314, the coupling systems 314 are disposed between the supporting columns 311 and the shoveling pads 312 and between the supporting columns 311 and the supporting columns 311 for supporting the lifting device 4, and it should be noted that the coupling systems 314 are not shown in fig. 1, 2 and 4 for the sake of clarity.

As an optimization of this embodiment, as shown in fig. 3 and 4, a plurality of jacks 321 are further circumferentially arranged beside the lifting support 32, in this embodiment, four jacks 321 are circumferentially arranged, so that the jacks 321 and the lifting support 32 can be automatically started to adjust the spreader 4 when the crane is busy, and the crane does not need to assist.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they 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 meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A spacing-adjustable hanger bracket, comprising:

a base (1) fixedly mounted on the ground or a rack;

the sliding devices (2) are arranged in at least two pairs, each pair of sliding devices (2) is arranged in the length direction of the base (1) in a mirror symmetry mode, each sliding device (2) comprises a bottom beam (21) and a cross beam (22), the bottom beams (21) are arranged on the base (1) in a mirror symmetry mode in the width direction, and the cross beams (22) are fixedly arranged between the two bottom beams (21);

the supporting device (3) comprises a supporting frame (31) and a lifting support (32), the supporting frame (31) is arranged on the sliding device (2), and the lifting support (32) is arranged between the top of the supporting frame (31) and the lifting appliance (4).

2. An adjustable spacing spreader bracket according to claim 1, wherein the base (1) comprises:

two Bailey beams (11) which are arranged on the ground or the rack in parallel;

the number of the track beams (12) is multiple, and each pair of track beams is symmetrically arranged on the upper surfaces of the two Bailey beams (11);

two bottom beams (21) of at least one sliding device (2) are respectively arranged on a pair of track beams (12) in a sliding manner.

3. An adjustable spacing spreader bracket according to claim 2, in which: when two bottom beams (21) of part of the sliding devices (2) are respectively arranged on the pair of track beams (12) in a sliding manner, the two bottom beams (21) of the rest sliding devices (2) are fixedly connected to the Bailey beam (11).

4. An adjustable spacing spreader bracket according to claim 2, in which: each track beam (12) is composed of a plurality of channel steel arranged on the Bailey beam (11) side by side, and the bottom beam (21) is arranged in a groove of one of the channel steel in a sliding manner.

5. An adjustable spacing spreader bracket according to claim 4 in which: the bottom beam (21) is made of I-shaped steel, the upper surface of the I-shaped steel is fixedly connected with the supporting device (3), and butter is coated between the bottom surface of the I-shaped steel and the inner surface of the channel steel.

6. An adjustable spacing spreader bracket according to claim 2, in which: the lifting appliance (4) is provided with a stabilizing rope (41), and when the lifting appliance (4) carries out lifting point distance conversion, the other end of the stabilizing rope (41) is tied to the Bailey beam (11).

7. An adjustable spacing spreader bracket according to claim 1, wherein the support frame (31) comprises:

the number of the pillars (311) is two, and the pillars are respectively and fixedly arranged on the upper surfaces of two bottom beams (21) of the same sliding device (2);

and the shoveling pads (312) fixedly span the upper surfaces of the two support columns (311).

8. An adjustable spacing spreader bracket according to claim 7, in which: the support frame (31) further comprises one or more inclined struts (313), and the inclined struts (313) are obliquely arranged between the support column (311) and the bottom beam (21) positioned at the bottom of the support column (311).

9. An adjustable spacing spreader bracket according to claim 7, in which: the support frame (31) further comprises one or more than one connecting system (314), and the connecting system (314) is obliquely arranged between the support column (311) and the shoveling pad (312) or horizontally arranged between two support columns (311) of the same support frame (31).

10. An adjustable spacing spreader bracket according to claim 1, in which: a plurality of jacks (321) are uniformly arranged beside the lifting support (32) in the circumferential direction.