CN220432001U - Lifting arm lifting and fixing device - Google Patents

Abstract

The utility model discloses a lifting arm lifting fixing device which comprises a clamping block body, wherein the inside of the clamping block body is hollow, blocking blocks are arranged on two sides of the inside of the clamping block body, the blocking blocks are arranged at the center of the inside of the clamping block body, the blocking blocks are arranged at the inner wall of the clamping block body, fixing holes are formed in one side of the blocking blocks, a plurality of connecting holes are formed in one side of the clamping block body, the connecting holes are square and round, a sleeve block is arranged on one side of the clamping block body, and the sleeve block is made of reinforcing materials. According to the clamping block, the clamping block body and the sleeve block are arranged, the clamping block is wrapped through the sleeve block, one side of the sleeve block is fixedly connected with the I-shaped block, the I-shaped block is connected with the inside of the clamping block in a combined mode, and meanwhile the side face of the sleeve block is connected with the side face of the clamping block through the fixing pin to form secondary fixation, so that the force applied during working is dispersed to the whole sleeve block, the I-shaped block and the clamping block body.

Description

Lifting arm lifting and fixing device

Technical Field

The utility model belongs to the technical field of fixing devices, and particularly relates to a lifting arm lifting fixing device.

Background

The crane mainly comprises a lifting mechanism, an operating mechanism, an amplitude changing mechanism, a revolving mechanism, a metal structure and the like, wherein the lifting mechanism is a basic working mechanism of the crane and mostly consists of a hanging system and a winch, and also can lift heavy objects through a hydraulic system, the operating mechanism is used for longitudinally and horizontally moving the heavy objects or adjusting the working position of the crane and generally consists of a motor, a speed reducer, a brake and wheels, the amplitude changing mechanism is only arranged on the cantilever crane, the amplitude of the cantilever crane is reduced when the cantilever crane is lifted, the amplitude of the cantilever crane is increased when the cantilever crane is lifted down, the amplitude of the cantilever crane is divided into two types of balanced amplitude changing and unbalanced amplitude changing, the revolving mechanism is used for revolving the cantilever crane and consists of a driving device and a slewing bearing device, the metal structure is a framework of the crane, a box structure or a truss structure can be adopted as a main bearing part, and a web structure can be adopted as a supporting beam, and the following problems exist at present:

the existing heavy arm hoisting and fixing device is mainly fixed at a single point, the force received by each connecting point in the fixing mode is different, when the article is heavy, the force of the fixing device can be concentrated to a certain point, uneven stress is caused, the point with concentrated force can be damaged, and therefore damage to the product and threat to personnel safety are caused.

Disclosure of Invention

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the clamping block comprises a clamping block body, wherein the inside of the clamping block body is hollow, blocking blocks are arranged on two sides of the inside of the clamping block body, the blocking blocks are arranged at the center of the inside of the clamping block body, the blocking blocks are arranged at the inner wall of the clamping block body, fixing holes are formed in one side of the blocking blocks, a plurality of connecting holes are formed in one side of the clamping block body, the connecting holes are square and round, sleeve blocks are arranged on one side of the clamping block body, and the sleeve blocks are made of reinforcing materials.

Preferably, the sleeve block comprises an I-shaped block, a fixed block and a fixed pin, and through holes are formed in two sides of the sleeve block.

Preferably, the sleeve block is connected with the I-shaped block, the sleeve block is connected with the inside of the fixture block body in a combined way through the I-shaped block, the sleeve block is connected with the blocking block in a combined way through the fixing pin, and one side of the fixing block is fixedly connected with the positive thread.

Preferably, the positive thread one side is provided with the reverse thread, and reverse thread one side is provided with coupling nut, and coupling nut is connected positive thread and reverse thread, and coupling nut is close to the outside of cover piece and is provided with the gear, and coupling nut outside cover is equipped with the internal thread circle, and the internal thread circle meshes with coupling nut's gear, and reverse thread one side is connected with U type shackle.

Preferably, the sleeve block is connected with the positive thread through the fixed block, the positive thread is connected with the reverse thread through the connecting nut, and the U-shaped shackle is connected with the reverse thread.

Preferably, the U-shaped shackle is internally provided with a filling block.

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

according to the utility model, the clamping block body and the sleeve block are arranged, the clamping block is wrapped through the sleeve block, one side of the sleeve block is fixedly connected with the I-shaped block, the I-shaped block is connected with the inside of the clamping block in a combined manner, and meanwhile, the side face of the sleeve block is connected with the side face of the clamping block by using the fixing pin to form secondary fixation, so that the force applied during working is dispersed to the whole sleeve block, the I-shaped block and the clamping block body, the single-point gravity is dispersed, the applied force is more uniform, the durability of the fixing device is improved, and the injury probability of personnel caused by product damage is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the internal structure of the present utility model;

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

fig. 3 is a schematic view of the external structure of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a fixture block body; 2. sleeving blocks; 3. an I-shaped block; 4. a connection hole; 5. a fixing pin; 6. a fixed block; 7. an internal thread ring; 8. a positive thread; 9. a reverse thread; 10. u-shaped shackles; 11. filling blocks; 12. reinforcing materials; 13. a blocking piece; 14. and (5) connecting a nut.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a lifting arm lifting fixing device comprises a clamping block body 1, wherein the inside of the clamping block body 1 is hollow, blocking blocks 13 are arranged on two sides of the inside of the clamping block body 1, the blocking blocks 13 are arranged at the center of the inside of the clamping block body 1, the blocking blocks 13 are arranged at the inner wall of the clamping block body 1, fixing holes are formed in one side of the blocking blocks 13, a plurality of connecting holes 4 are formed in one side of the clamping block body 1, the connecting holes 4 are square and circular, a sleeve block 2 is arranged on one side of the clamping block body 1, and the sleeve block 2 is composed of reinforcing materials 12.

Further, the sleeve block 2 comprises an I-shaped block 3, a fixed block 6 and a fixed pin 5, through holes are formed in two sides of the sleeve block 2, and the sleeve block 2 is composed of the above structures.

Further, the sleeve block 2 is connected with the I-shaped block 3, the sleeve block 2 is connected with the inside of the fixture block body 1 in a combined way through the I-shaped block 3, the sleeve block 2 is connected with the blocking block 13 in a combined way through the fixing pin 5, one side of the fixing block 6 is fixedly connected with the positive thread 8, and the sleeve block 2 is connected with the fixture block body 1 through the I-shaped block 3 to disperse the tensile force.

Further, the positive thread 8 side is provided with the reverse thread 9, reverse thread 9 one side is provided with coupling nut 14, and coupling nut 14 is connected positive thread 8 and reverse thread 9, coupling nut 14 is close to the outside of cover piece 2 and is provided with the gear, coupling nut 14 outside cover is equipped with internal thread circle 7, and internal thread circle 7 meshes with coupling nut 14's gear, reverse thread 9 one side is connected with U type shackle 10, drives coupling nut 14 through internal thread circle 7 and makes reverse thread 9 loosen, and internal thread circle 7 wraps up two coupling nuts 14 simultaneously, unblock simultaneously when rotatory, reduces single unblock extravagant time.

Further, the sleeve block 2 is connected with the positive thread 8 through the fixed block 6, the positive thread 8 is connected with the reverse thread 9 through the connecting nut 14, the U-shaped shackle 10 is connected with the reverse thread 9, the U-shaped shackle 10 is used for fixing goods, and the positive thread 8 is connected with the reverse thread 9 through the connecting nut 14.

Further, the U-shaped shackle 10 is internally provided with a filling block 11, which increases the hardness of the U-shaped shackle 10.

The use principle is as follows: the connecting hole 4 on one side of the clamping block body 1 is connected with the crane boom, the I-shaped block 3 on one side of the sleeve block 2 is clamped through the blocking block 13 inside the clamping block body 1, the structure is fixed once, the clamping block body 1 is wrapped on one side of the sleeve block 2, the fixing hole is formed in one side of the clamping block body 1, the fixing hole is also formed in one side of the sleeve block 2, the fixing holes formed in the sleeve block 2 and the clamping block body 1 are identical in diameter, when the clamping block body 1 and the sleeve block 2 are combined, the fixing holes are overlapped, the clamping block body 1 and the sleeve block 2 are secondarily fixed through the fixing pin 5, at this time, the internal thread ring 7 is screwed, the connecting nut 14 is used for combining and connecting the positive thread 8 with the reverse thread ring 9, the positive thread ring 8 is fixedly connected with the sleeve block 2 through the fixing block 6, the connecting nut 14 starts to rotate after screwing the internal thread ring 7, the reverse thread ring 9 is driven to start to rotate, one side of the reverse thread ring 9 is connected with the U-shaped ring 10, the U-shaped ring 10 is taken down, an article is placed on the U-shaped shackle 10, and then the internal thread ring 14 is screwed into the U-shaped shackle 10 through screwing the internal thread ring 7.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification of the technical solutions described in the foregoing embodiments, and equivalent substitution of some technical features thereof, falls within the scope of the present utility model.

Claims (6)

1. The utility model provides a jib loading boom hoist and mount fixing device, includes fixture block body (1), its characterized in that: the fixture block body (1) is inside hollow, fixture block body (1) inside both sides are provided with block piece (13), block piece (13) setting is in the inside center department of fixture block body (1), and block piece (13) and the inner wall department of fixture block body (1), the fixed orifices has been seted up to block piece (13) one side, a plurality of connecting hole (4) have been seted up to fixture block body (1) one side, and connecting hole (4) set up to square and circular, fixture block body (1) one side is provided with cover piece (2), the inside reinforcing material (12) of cover piece (2) constitute.

2. The boom hoist and mount fixing device of claim 1, wherein: the sleeve block (2) comprises an I-shaped block (3), a fixed block (6) and a fixed pin (5), and through holes are formed in two sides of the sleeve block (2).

3. A boom hoist and mount fixing device according to claim 2, wherein: the sleeve block (2) is connected with the I-shaped block (3), the sleeve block (2) is connected with the inside of the fixture block body (1) in a combined way through the I-shaped block (3), the sleeve block (2) is connected with the blocking block (13) in a combined way through the fixing pin (5), and one side of the fixing block (6) is fixedly connected with the positive thread (8).

4. A boom hoist and mount fixing apparatus as claimed in claim 3, wherein: the novel connecting device is characterized in that a reverse thread (9) is arranged on one side of the positive thread (8), a connecting nut (14) is arranged on one side of the reverse thread (9), the connecting nut (14) is used for connecting the positive thread (8) with the reverse thread (9), a gear is arranged on the outer side, close to the sleeve block (2), of the connecting nut (14), an inner thread ring (7) is sleeved on the outer side of the connecting nut (14), the inner thread ring (7) is meshed with the gear of the connecting nut (14), and a U-shaped shackle (10) is connected on one side of the reverse thread (9).

5. The boom hoist and mount fixing apparatus of claim 4, wherein: the sleeve block (2) is connected with the positive thread (8) through the fixed block (6), the positive thread (8) is connected with the reverse thread (9) through the connecting nut (14), and the U-shaped shackle (10) is connected with the reverse thread (9).

6. The boom hoist and mount fixing apparatus of claim 5, wherein: and a filling block (11) is arranged in the U-shaped shackle (10).