CN213085302U

CN213085302U - Tool type movable material crane

Info

Publication number: CN213085302U
Application number: CN202021464607.2U
Authority: CN
Inventors: 李承蔚; 曾江; 严达; 盛豪; 程恒宇; 何嘉杰; 尤伟
Original assignee: China Construction Third Engineering Bureau Co Ltd
Current assignee: China Construction Third Engineering Bureau Co Ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-04-30
Anticipated expiration: 2030-07-21

Abstract

The embodiment of the application provides a portable material loop wheel machine of instrument formula, its technical scheme main points are: the method comprises the following steps: the movable rack comprises a pull rod, a suspension arm and a main support, wherein one end of the suspension arm is fixedly arranged on the main support, the other end of the suspension arm is forwards protruded and provided with a pulley plate, one end of the pull rod is fixedly arranged on the main support, the other end of the pull rod is arranged on the pulley plate, a fixed pulley is arranged on the pulley plate, a secondary support for strengthening stability is arranged in the main support, and a universal wheel is arranged at the bottom of the main support; the winch is arranged on the secondary support, a lifting rope is wound on the winch, one end of the lifting rope bypasses the fixed pulley and is vertically and downwards arranged, and the winch provides power to lift and transport workpieces through the lifting rope. The application has the advantages of simple structure and low cost.

Description

Tool type movable material crane

Technical Field

The application relates to the technical field of transportation, in particular to a tool type movable material crane.

Background

In recent years, with the development of the building industry in China, the application proportion of glass curtain walls in commercial buildings is getting larger and larger. Curtain unit spare adopts the guide rail loop wheel machine hoist and mount, need use large-scale loop wheel machine to hoist outside the building, and large-scale loop wheel machine's use cost is high and the engineering volume is big, belongs to big material usefulness when hoisting some widgets, and the resource that consumes is many.

In view of the above problems, a hoisting device with simple structure and low cost is needed.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide a portable material loop wheel machine of instrument formula, has simple structure, low cost's advantage.

In a first aspect, an embodiment of the present application provides a tool type movable material crane, and a technical scheme is as follows: the method comprises the following steps:

the movable rack comprises a pull rod, a suspension arm and a main support, wherein one end of the suspension arm is fixedly arranged on the main support, the other end of the suspension arm is forwards protruded and provided with a pulley plate, one end of the pull rod is fixedly arranged on the main support, the other end of the pull rod is arranged on the pulley plate, a fixed pulley is arranged on the pulley plate, a secondary support for strengthening stability is arranged in the main support, and a universal wheel is arranged at the bottom of the main support;

the winch is arranged on the secondary support, a lifting rope is wound on the winch, one end of the lifting rope bypasses the fixed pulley and is vertically and downwards arranged, and the winch provides power to lift and transport workpieces through the lifting rope.

Further, in the embodiment of the application, a screw rod supporting piece for fixing is arranged on the main bracket.

Further, in the embodiment of the present application, a counterweight device is disposed on an end of the main support away from the direction of the fixed pulley.

Further, in this application embodiment, the counter weight device includes counter weight inserted bar and balancing weight, counter weight inserted bar fixed setting is on the main support, the balancing weight has seted up the through-hole, will through the through-hole with the balancing weight alternates to on the counter weight inserted bar.

Further, in the embodiment of the application, a limiting device is arranged on the suspension arm.

Further, in the embodiment of the present application, the limiting device includes a travel switch and a limit stop, the travel switch is disposed on the suspension arm, and the limit stop is disposed on the lifting rope.

Further, in the embodiment of the application, a dragging rope is arranged on the main bracket.

Therefore, the tool type movable material crane provided by the embodiment of the application has the beneficial effects that the crane uses the crane boom and the pull rod to construct a pivot, the crane boom and the pull rod are fixed through the pulley plate and are provided with the fixed pulley, the winch enables the lifting rope to act through rotation, the lifting rope bypasses the fixed pulley and vertically faces downwards, and the lifting rope is used for lifting and transporting various material workpieces, so that the structure is simple, and the cost is low.

Additional features and advantages of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the present application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a tool-type mobile material crane according to an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a tool-type mobile material crane according to an embodiment of the present application.

Fig. 3 is a top view of a tool-type mobile material crane according to an embodiment of the present disclosure.

In the figure: 100. a movable frame; 200. a pulley plate; 300. a fixed pulley; 400. a secondary support; 500. a universal wheel; 600. a winch; 700. a lifting rope; 800. a lead screw support; 900. a counterweight device; 1000. a travel switch; 1100. a limit stop block; 1200. pulling the rope; 101. a pull rod; 102. a suspension arm; 103. a main support; 901. a counterweight insertion rod; 902. and a balancing weight.

Detailed Description

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 only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.

Referring to fig. 1, 2 and 3, a tool type mobile material crane specifically includes:

the movable frame 100 comprises a pull rod 101, a suspension arm 102 and a main support 103, wherein one end of the suspension arm 102 is fixedly arranged on the main support 103 through a bolt. The other end is a pulley plate 200 which is arranged in a protruding way forwards and is provided with a pull rod 101, and one end of the pull rod is fixedly arranged on the main bracket 103 through a bolt. The other end is arranged on the pulley plate 200, the pulley plate 200 is provided with a fixed pulley 300, a secondary support 400 for strengthening stability is arranged in the main support 103, and the bottom of the main support 103 is provided with a universal wheel 500; the tie rod 101, the suspension arm 102, and the main stand 103 are triangular in cross section, and the suspension arm 102 and the main stand 103 form an obtuse angle therebetween. In this embodiment, the tie rod 101 is made of B90 × 60 × 5mm square steel, the square steel is made of Q235B, the machining length of the tie rod 101 is 3776mm, the suspension arm 102 is made of B90 × 60 × 5mm square steel, the square steel is made of Q235B, the machining length is 2497mm, the main support 103 is made of 14# channel steel, the channel steel is made of Q235B, and the machining length of each channel steel is 2900 mm; the secondary support 400 is composed of 8# channel steel and is made of Q235B; the thickness of the pulley plate 200 is 12mm, and the diameter of the fixed pulley 300 is 200 mm.

The hoist 600, the hoist 600 is arranged on the secondary bracket 400, the lifting rope 700 is wound on the hoist 600, one end of the lifting rope 700 is wound around the fixed pulley 300 and vertically arranged downwards, and the hoist 600 provides power to lift and transport the workpiece through the lifting rope 700. In this embodiment, the winch 600 is a JK-3T series, and the lifting rope 700 is a 15mm smooth wire rope, and the length is not less than 150 m.

According to the technical scheme, a pivot is constructed by the suspension arm 102 and the pull rod 101, the suspension arm 102 and the pull rod 101 are fixedly connected through the pulley plate 200, the fixed pulley 300 is arranged on the pivot, the winch 600 enables the lifting rope 700 to act through rotation, the lifting rope 700 bypasses the fixed pulley 300 and vertically faces downwards, the lifting rope 700 is used for lifting and transporting workpieces made of various materials, and the lifting device has the advantages of being simple in structure and low in cost.

Further, in the present embodiment, a screw support 800 for fixing is provided on the main support 103.

Through the above technical scheme, the screw supporting member 800 mainly comprises a screw or a screw rod, a threaded hole is formed in the main support 103, the screw is connected with the main support 103 through threads, and the height position of the screw can be adjusted through the threads. When the crane needs to move, the lead screw is rotated to be away from the ground, and at the moment, the crane moves through the universal wheel 500. When the crane needs to lift, the lead screw rotates reversely to be grounded, the crane is integrally lifted off the ground by continuing to rotate, and the lead screw supports the crane, so that the crane is fixed, and the stability of the crane in the lifting and transporting process is ensured.

Further, in the embodiment of the present application, a counterweight device 900 is disposed on an end of the main support 103 away from the direction of the fixed pulley 300. Wherein the counterweight device 900 can be stone, steel, or other objects with a heavy mass.

Through the technical scheme, the counterweight device 900 is used for carrying out counterweight, so that the stability of the crane in the hoisting and transporting process is kept.

Further, in the embodiment of the present application, the counterweight device 900 includes a counterweight insertion rod 901 and a counterweight block 902, the counterweight insertion rod 901 is fixedly disposed on the main support 103, the counterweight block 902 is provided with a through hole, and the counterweight block 902 is inserted into the counterweight insertion rod 901 through the through hole. In this embodiment, the total weight of the weight 902 is not less than 750 KG.

Through above-mentioned technical scheme, utilize counter weight inserted bar 901 to alternate balancing weight 902 and realize the counter weight, can carry out the counter weight according to the actual demand fast, and balancing weight 902 carries on spacingly through counter weight inserted bar 901, makes the counter weight effect more stable, if only use the heavy object to place and carry out the counter weight on main support 103, the circumstances such as landing are likely to appear to the heavy object, can lead to the emergence of accident even.

Further, in the embodiment of the present application, a limiting device is disposed on the boom 102.

Through above-mentioned technical scheme, utilize stop device to carry out spacingly to the material work piece that is hoisted, play the guard action.

Further, in the embodiment of the present application, the limit device includes a travel switch 1000 and a limit stop 1100, the travel switch 1000 is disposed on the suspension arm 102, and the limit stop 1100 is disposed on the lifting rope 700. The limit device may also be a proximity switch, a magnetic switch, a hall sensor, etc., and in this embodiment, the limit device is preferably a travel switch 1000, aiming at using the travel switch 1000 with simple structure, convenient operation and low cost.

Through the technical scheme, when the crane lifts for transportation, the winch 600 rotates to enable the lifting rope 700 to be rewound, the lifting rope 700 carries a lifted object to ascend, and when the lifting exceeds a preset height, the limit stop 1100 on the lifting rope 700 and the travel switch 1000 are in electric shock collision, so that the winch 600 is powered off in real time, and the lifted object stops ascending.

Further, in the present embodiment, a drag rope 1200 is provided on the main stand 103.

Through the technical scheme, when the crane works, the crane is bound on other fixed structures through the dragging rope 1200, the condition that the whole crane overturns due to the fact that the hoisted object is too heavy is avoided, and the effect of safety guarantee is achieved.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A tool-type movable material crane, comprising:

2. The mobile material handling machine as claimed in claim 1, wherein said main support has a screw support for attachment.

3. The mobile material handling machine as claimed in claim 1, wherein a counterweight device is provided on an end of said main support away from said fixed sheave.

4. The tool-type mobile material crane according to claim 3, wherein the counterweight device comprises a counterweight insertion rod and a counterweight block, the counterweight insertion rod is fixedly arranged on the main support, the counterweight block is provided with a through hole, and the counterweight block is inserted into the counterweight insertion rod through the through hole.

5. The mobile material handling machine as claimed in claim 1, wherein the boom is provided with a stop means.

6. The tool type mobile material crane according to claim 5, wherein the limit device comprises a travel switch and a limit stop, the travel switch is disposed on the boom, and the limit stop is disposed on the lifting rope.

7. The mobile material handling machine tool as claimed in claim 1, wherein said main support is provided with a pull rope.