CN219341398U

CN219341398U - Pin shaft type lifting appliance applicable to concrete prefabricated part and capable of being repeatedly utilized

Info

Publication number: CN219341398U
Application number: CN202223510536.7U
Authority: CN
Inventors: 孔令臣; 陈凯; 刘晓辉
Original assignee: Tianjin Port Engineering Design & Consulting Co Ltd Of Cccc Frist Harbor Engineering Co ltd; CCCC First Harbor Engineering Co Ltd
Current assignee: Tianjin Port Engineering Design & Consulting Co Ltd Of Cccc Frist Harbor Engineering Co ltd; CCCC First Harbor Engineering Co Ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-07-14
Anticipated expiration: 2032-12-28

Abstract

The utility model relates to a reusable pin shaft type lifting appliance suitable for a concrete prefabricated part, which comprises a pin shaft, wherein a pin pipe is welded on one end face of the pin shaft, a handle is welded on the other end of the pin pipe, a baffle is arranged on the outer wall of the pin pipe, the upper half part of the longitudinal section of the pin shaft is of a rectangular structure, the lower half part of the longitudinal section of the pin shaft is of a semicircular structure, and the pin shaft is inserted into the horizontal part of a four-way pipe of the concrete prefabricated part. The concrete precast member is characterized by further comprising a lifting rope, wherein the lifting rope is sleeved on the pin shaft and penetrates out of the vertical part of the four-way pipe of the concrete precast member. The handle is of an elliptical ring structure. The pin pipe is welded at the center of the semicircular structure of the pin shaft. The baffle is trapped outside the horizontal part of the four-way pipe of the concrete prefabricated part. The pin shaft assembly can be reused, and a large amount of steel is saved; the lifting appliance is not exposed, does not need cutting and does not influence the appearance; the manufacturing and processing are simple, and the installation is convenient; the method has high universality for various concrete prefabricated parts and good applicability for large-scale concrete prefabricated parts.

Description

Pin shaft type lifting appliance applicable to concrete prefabricated part and capable of being repeatedly utilized

Technical Field

The utility model relates to the technical field of hoisting tools, in particular to a reusable pin shaft type hoisting tool applicable to concrete prefabricated parts.

Background

The traditional hoisting of the precast concrete component is generally to pre-embed a hoisting ring in the component, and the hoisting ring is hoisted by a hoisting rope to finish the hoisting of the precast component. The lifting appliance with the embedded lifting ring has the defects that the lifting ring cannot be reused, the attractive appearance is influenced, the lifting ring needs to be cut and the like, and a large amount of steel is wasted; for large prefabricated components, the diameter of the hanging ring is large, the processing is difficult, and particularly for heavy and thin components, the embedded depth of the hanging ring often does not meet the requirement; for the condition that the prefabricated components are of various types, different prefabricated components are required to be provided with different hanging rings, and the types of the hanging rings are various.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provides a reusable pin shaft type lifting appliance suitable for concrete prefabricated parts.

The utility model adopts the following technical scheme to realize the aim:

the utility model provides a but reuse's round pin axle formula hoist suitable for precast concrete spare, includes the round pin axle, and the welding has the round pin pipe on the round pin axle terminal surface, and the welding of round pin pipe other end has the handle, is equipped with the baffle on the round pin pipe outer wall, and the longitudinal section of round pin axle is the rectangle structure in the first half and the semicircle structure in the latter half, and the round pin axle is pegged graft in precast concrete spare's four-way pipe horizontal part.

The concrete precast member is characterized by further comprising a lifting rope, wherein the lifting rope is sleeved on the pin shaft and penetrates out of the vertical part of the four-way pipe of the concrete precast member.

The handle is of an elliptical ring structure.

The pin pipe is welded at the center of the semicircular structure of the pin shaft.

The baffle is trapped outside the horizontal part of the four-way pipe of the concrete prefabricated part.

The beneficial effects of the utility model are as follows: the pin shaft assembly can be reused, and a large amount of steel is saved; the lifting appliance is not exposed, does not need cutting and does not influence the appearance; the manufacturing and processing are simple, and the installation is convenient; the method has high universality for various concrete prefabricated parts and good applicability for large-scale concrete prefabricated parts.

Drawings

FIG. 1 is a schematic illustration of the present utility model in use;

FIG. 2 is a schematic plan view of the present utility model;

FIG. 3 is a schematic longitudinal cross-sectional view of a pin;

in the figure: 1-a pin shaft; 2-pin tube; 3-a handle; 4-baffle plates; 5-lifting ropes; 6-concrete prefabricated parts; 7-a four-way pipe horizontal part; 8-a four-way pipe vertical part;

the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model. The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1 to 3, a pin shaft type lifting appliance applicable to a concrete prefabricated component and capable of being recycled comprises a pin shaft 1, wherein a pin pipe 2 is welded on one end face of the pin shaft 1, a handle 3 is welded on the other end of the pin pipe 2, a baffle 4 is arranged on the outer wall of the pin pipe 2, the upper half part of the longitudinal section of the pin shaft 1 is of a rectangular structure, the lower half part of the longitudinal section of the pin shaft 1 is of a semicircular structure, and the pin shaft 1 is inserted into a four-way pipe horizontal part 7 of the concrete prefabricated component 6.

The four-way pipe vertical part 8 is sleeved on the pin shaft 1 and penetrates out of the concrete prefabricated part 6.

The handle 3 has an elliptical ring structure.

The pin tube 2 is welded at the center of the semicircular structure of the pin shaft 1.

The baffle 4 is trapped outside the horizontal portion 7 of the four-way pipe of the precast concrete unit 6.

The implementation process of the utility model is as follows:

manufacturing a pin shaft assembly, assembling the pin shaft assembly, installing the pin shaft assembly, hoisting the concrete prefabricated part 6, and pulling out the pin shaft assembly for recycling.

Manufacturing a pin shaft assembly: the pin shaft assembly comprises a pin shaft 1, a pin pipe 2, a handle 3 and a baffle 4. The pin shaft 1 is used as a stressed steel member, the scale is determined according to the hanging weight, and the section shape of the pin shaft 1 is as follows: the upper half part is rectangular, so that the upper half part can form good contact with the horizontal part 7 of the four-way pipe of the concrete prefabricated part 6, and the lower half part is semicircular, so that the operation of the lifting rope 5 is facilitated. The pin tube 2 and the handle 3 facilitate the operation and the installation of the pin shaft 1, and the baffle 4 facilitates the positioning and the fixing of the pin shaft 1, and is made of steel.

Assembling a pin shaft assembly: the pin shaft 1, the pin tube 2, the handle 3 and the baffle 4 are welded respectively to form a pin shaft assembly whole;

and (3) installing a pin shaft assembly: the pin shaft assembly is inserted into a four-way pipe horizontal part 7 pre-buried in the concrete prefabricated part 6 until the baffle 4 contacts with the outer surface of the concrete prefabricated part 6;

hoisting the concrete prefabricated part 6: the lifting rope 5 is arranged in the vertical part 8 of the four-way pipe and goes to the lowest end, then the pin shaft 1 is penetrated in the horizontal part 7 of the four-way pipe, and the lifting rope 5 lifts the pin shaft 1 during lifting to drive the concrete prefabricated part 6 to finish lifting.

And (5) after the pin shaft assembly is pulled out, recycling: after the concrete prefabricated part 6 is lifted and installed to a designated position, the lifting rope 5 is loosened, and the pin shaft assembly is manually pulled out and then reused in the next concrete prefabricated part 6.

The pin shaft assembly can be reused, and a large amount of steel is saved; the lifting appliance is not exposed, does not need cutting and does not influence the appearance; the manufacturing and processing are simple, and the installation is convenient; the universality for various concrete prefabricated parts 6 is high, and the applicability for large concrete prefabricated parts 6 is good.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is intended to cover various modifications, either made by the method concepts and technical solutions of the utility model, or applied directly to other applications without modification, within the scope of the utility model.

Claims

1. The utility model provides a but reuse's round pin axle formula hoist suitable for precast concrete spare, a serial communication port, including round pin axle (1), the welding has round pin pipe (2) on round pin axle (1) terminal surface, and the welding of round pin pipe (2) other one end has handle (3), is equipped with baffle (4) on round pin pipe (2) outer wall, and the upper half of the longitudinal section of round pin axle (1) is rectangle structure and the lower half is semi-circular structure, and round pin axle (1) peg graft in four-way pipe horizontal part (7) of precast concrete spare (6).

2. The reusable pin hanger for concrete prefabricated parts according to claim 1, further comprising a lifting rope (5), wherein the lifting rope (5) is sleeved on the pin (1) and penetrates out of the four-way pipe vertical part (8) of the concrete prefabricated part (6).

3. A reusable pin hanger for precast concrete units according to claim 2, characterized in that the handle (3) is of oval ring-shaped construction.

4. A reusable pin hanger for concrete prefabricated parts according to claim 3, characterized in that the pin tube (2) is welded to the centre of the semi-circular structure of the pin (1).

5. A reusable pin hanger for concrete prefabricated parts according to claim 4, characterized in that the baffle (4) is trapped outside the four-way pipe horizontal part (7) of the concrete prefabricated part (6).