CN219429459U - Lifting appliance convenient to disassemble and assemble - Google Patents

Abstract

The utility model belongs to the technical field of assembled bridge construction, and particularly relates to a lifting appliance convenient to disassemble and assemble, which comprises a lifting rod, wherein a first annular groove is formed in the periphery of the lifting rod; the lifting lug is connected with one end of the lifting rod far away from the first annular groove; the hanging clamping piece is arranged at the first annular groove and is detachably connected with the hanging rod; the hanging clamping piece comprises a clamping piece first part and a clamping piece second part which are sleeved on the periphery of the first annular groove, a notch for the clamping piece second part to be inserted is formed in the first part of the clamping piece in the radial direction, and the first part of the clamping piece and the second part of the clamping piece are combined into a circular ring shape.

Description

Lifting appliance convenient to disassemble and assemble

Technical Field

The utility model belongs to the technical field of assembled bridge construction, and particularly relates to a lifting appliance convenient to disassemble and assemble.

Background

The pier column, namely the lower bearing object for bearing the upper structure in the track traffic engineering, has circular cross section, elliptical, square, curve, parabolic and other anisotropic pier columns, and is an important component in the engineering of bridges such as highway bridges, railway bridges, sidewalks and the like, overpasses, ramp bridges, overpasses and the like.

The pier column and the capping beam are required to be lifted in the assembly process, and the relative positions of the pier column and the capping beam are adjusted, so that the assembly of the pier column and the capping beam is realized, and the pier column and the capping beam are required to be turned over sometimes during the assembly due to the heavy dead weight of the pier column and the capping beam, so that a special lifting appliance suitable for turning over and installing the pier column and the capping beam is required.

Chinese patent application number CN201922157797.7 discloses a pier stud hoist constructed under assembled bridge, which comprises a fixing plate, the top of fixed plate is equipped with the roof, the lower extreme of fixed plate is equipped with the bottom plate, the top of roof is equipped with lifts by crane the part, the bottom of bottom plate is equipped with movable part, two connecting rods are connected to movable part's below, the bottom of connecting block is equipped with two second baffles, the top at the pier body is fixed to the bottom of rings, the bolt has been placed to one side of second baffle, the one end of bolt runs through second baffle and rings, one side threaded connection of connecting block has the threaded rod, the one end of threaded rod is equipped with the hand wheel, be equipped with synchronizing part between threaded rod and the bolt.

However, along with further researches of the applicant, the technical scheme is capable of realizing connection of the lifting appliance and the pier stud to finish lifting work, but adopts a connecting rod and a threaded rod, so that the disassembly and assembly work is inconvenient, time and labor are consumed, and an acting point is reserved on the surface of the pier stud to be connected with the lifting ring, so that the upper surface of the pier stud is uneven, and the assembly of the capping beam is affected.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the following technical scheme:

the lifting appliance comprises a lifting rod, wherein a first annular groove is formed in the periphery of the lifting rod;

the lifting lug is connected with one end of the lifting rod far away from the first annular groove;

the hanging clamping piece is arranged at the first annular groove and is detachably connected with the hanging rod;

the hanging clamping piece comprises a clamping piece first part and a clamping piece second part which are sleeved on the periphery of the first annular groove, a notch for the clamping piece second part to be inserted is formed in the clamping piece first part in the radial direction, and the clamping piece first part and the clamping piece second part are combined into a circular shape.

Further, a first through hole is formed in each of the first clamping piece part and the second clamping piece part, and the first clamping piece part and the second clamping piece part are connected through the cooperation of the bolt and the first through hole.

Further, the end face of the hanging clamping piece is provided with a circular groove, and the inner diameter of the circular groove is larger than the outer diameter of the hanging rod.

Further, the outer diameter of the hanging clamping piece is not smaller than 150MM.

Further, a lifting lug socket for inserting the end part of the lifting rod is formed in the lifting lug, and a second annular groove is formed in the periphery of one end of the lifting rod inserted into the lifting lug socket.

Further, the lifting lug clamping piece is detachably connected to the second annular groove.

Further, a limiting groove for placing the lifting lug clamping piece is formed in the lifting lug.

Further, a second through hole is formed in the lifting lug.

Further, the outer diameter of the lifting lug clamping piece is not smaller than 90MM.

Compared with the prior art, the utility model has the following beneficial effects:

jack in pier stud reservation inserts in the pier stud through the jib, utilizes to hang thing fastener suit in first annular groove periphery, realizes the hoist and is connected with the pier stud, and wherein, hangs thing fastener and adopts fastener one portion, two portion cooperation forms of fastener, can realize the dismantlement and the assembly of hoist fast, and this hoist need not rely on pier stud top reservation impetus and rings, and pier stud top planarization performance can be guaranteed.

Drawings

FIG. 1 is a schematic perspective view of a lifting appliance for easy assembly and disassembly in use;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic perspective view of a hanger embodiment of the present utility model in a assembled state;

FIG. 4 is a schematic view of an exploded view of an embodiment of a spreader of the present utility model for easy assembly and disassembly;

reference numerals in the drawings of the specification include:

boom 1, first annular groove 10, second annular groove 11, lug 2, lug socket 20, spacing groove 21, second through-hole 22, hang thing fastener 3, fastener one part 31, breach 310, fastener two parts 32, first through-hole 33, circular recess 34, lug fastener 4, pulley plate 5, pier stud 6, jack 60, place breach 61.

Detailed Description

In order that those skilled in the art will better understand the present utility model, the following technical scheme of the present utility model will be further described with reference to the accompanying drawings and examples.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted, and that like or similar reference numerals in the drawings correspond to like or similar components in the embodiments of the present utility model; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

Examples:

as shown in fig. 1-4, the lifting appliance convenient to disassemble and assemble comprises a lifting rod 1, wherein a first annular groove 10 is formed in the periphery of the lifting rod 1; the lifting lug 2 is connected with one end of the lifting rod 1 far away from the first annular groove 10, a second through hole 22 is formed in the lifting lug 2, and the upper end of the lifting lug 2 can be connected with a pulley plate 5 of lifting equipment, specifically, the lifting lug is matched with the second through hole 22 through a bolt so as to be connected with the pulley plate 5; the hanging clamping piece 3 is arranged at the first annular groove 10 and is detachably connected with the hanging rod 1;

the hanging clamping piece 3 comprises a clamping piece first part 31 sleeved on the periphery of the first annular groove 10 and a clamping piece second part 32, a notch 310 into which the clamping piece second part 32 can be inserted is formed in the clamping piece first part 31 in the radial direction, and the clamping piece first part 31 and the clamping piece second part 32 are combined into a circular ring;

as shown in fig. 4, the first through hole 33 is formed in each of the first clamping member 31 and the second clamping member 32, and the first clamping member 31 and the second clamping member 32 are connected by matching a pin (not shown) with the first through hole 33. When the lifting appliance is forced to the middle by the lifting equipment, the lifting appliance clamping piece 3 formed by the cooperation of the clamping piece first part 31 and the clamping piece second part 32 provides upward force for the pier column 6. The end face of the hanging clamping piece 3 is provided with a circular groove 34, and the inner diameter of the circular groove 34 is larger than the outer diameter of the hanging rod 1.

Jack 60 in pier stud 6 reservation inserts pier stud 6 in through jib 1, utilizes to hang thing fastener 3 suit in first annular groove 10 periphery, realizes the connection of hoist and pier stud 6, and wherein, hangs thing fastener 3 and adopts fastener one portion 31, fastener two portions 32 cooperation form, can realize the dismantlement and the assembly of hoist fast, and this hoist need not rely on pier stud 6 top reservation impetus and rings, and pier stud 6 top flattening performance can be guaranteed.

The lifting lug 2 is provided with a lifting lug socket 20 for inserting the end part of the lifting lug 1, the periphery of one end of the lifting lug 1, which is inserted into the lifting lug socket 20, is provided with a second annular groove 11, the lifting lug 2 is provided with a limiting groove 21 for placing the lifting lug clamping piece 4, the lifting lug clamping piece 4 is detachably connected to the second annular groove 11, the structural form of the lifting lug clamping piece 4 is identical to that of the lifting lug clamping piece 3, two detachable parts are combined to limit the lifting lug 1 on the lifting lug 2, so that the lifting lug 1 is connected, and the lifting lug clamping piece 4 is smaller than the lifting lug clamping piece 3 in shape due to the limitation of the size of the lifting lug 2, but the outer diameter of the lifting lug clamping piece 4 is not less than 90MM, the lifting lug 1 and the lifting lug 2 are detachably connected, and only the lifting lug 1 is required to be replaced independently according to the different depths of jacks 60 reserved in the length model of the pier column 6, so that the lifting lug clamping piece 4 is strong in adaptability, when the lifting lug is not used, all the parts can be assembled together, and are convenient to store when the lifting lug is required to be assembled, and after the lifting lug is assembled and connected in a quick assembly mode after the lifting lug is disassembled.

The size of the hanging clamp 3 is affected by the weight and shape of the hung object, such as pier column 6, the hanging clamp 3 can be replaced according to actual requirement, but the outer diameter of the hanging clamp 3 is not less than 150MM.

Wherein, jack 60 that supplies jib 1 to stretch into has been seted up at the top of pier stud 6, is located the tail end of jack 60 at pier stud 6 lateral part and sets up the breach 61 of placing that holds hanging thing fastener 3, and its jack 60 degree of depth is not greater than the distance between first annular groove 10 to the second annular groove 11.

The foregoing is merely exemplary of the present utility model, and the specific structures and features well known in the art are not described in any way herein, so that those skilled in the art will be able to ascertain all prior art in the field, and will not be able to ascertain any prior art to which this utility model pertains, without the general knowledge of the skilled person in the field, before the application date or the priority date, to practice the present utility model, with the ability of these skilled persons to perfect and practice this utility model, with the help of the teachings of this application, with some typical known structures or methods not being the obstacle to the practice of this application by those skilled in the art. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent.

Claims (9)

1. Hoist convenient to dismouting, its characterized in that includes:

the periphery of the suspender is provided with a first annular groove;

the lifting lug is connected with one end of the lifting rod far away from the first annular groove;

the hanging clamping piece is arranged at the first annular groove and is detachably connected with the hanging rod;

the hanging clamping piece comprises a clamping piece first part and a clamping piece second part which are sleeved on the periphery of the first annular groove, a notch for the clamping piece second part to be inserted is formed in the clamping piece first part in the radial direction, and the clamping piece first part and the clamping piece second part are combined into a circular shape.

2. A lifting appliance convenient to disassemble and assemble as claimed in claim 1, wherein: the first through holes are formed in the first clamping piece part and the second clamping piece part, and the first clamping piece part and the second clamping piece part are connected through the matching of the bolts and the first through holes.

3. A lifting appliance convenient to disassemble and assemble as claimed in claim 1, wherein: the end face of the hanging clamping piece is provided with a circular groove, and the inner diameter of the circular groove is larger than the outer diameter of the hanging rod.

4. A lifting appliance convenient to disassemble and assemble as claimed in claim 1, wherein: the outer diameter of the hanging clamping piece is not smaller than 150MM.

5. A lifting appliance convenient to disassemble and assemble as claimed in claim 1 or 2, wherein: and a lifting lug socket for inserting the end part of the lifting rod is formed in the lifting lug, and a second annular groove is formed in the periphery of one end of the lifting rod inserted into the lifting lug socket.

6. The easy-to-disassemble hanger of claim 5, wherein: still include the lug fastener, the lug fastener can dismantle connect in second annular groove department.

7. The easy-to-disassemble hanger of claim 6, wherein: and the lifting lug is provided with a limiting groove for placing the lifting lug clamping piece.

8. A lifting appliance convenient to disassemble and assemble as claimed in claim 1, wherein: and a second through hole is formed in the lifting lug.

9. The easy-to-disassemble hanger of claim 6, wherein: and the outer diameter of the lifting lug clamping piece is not smaller than 90MM.