CN211655566U

CN211655566U - Lifting device

Info

Publication number: CN211655566U
Application number: CN202020297289.9U
Authority: CN
Inventors: 方照; 陆伟珍; 王明伟; 唐秦; 韩伟; 丁新; 李洁; 覃钊; 蒋李林
Original assignee: Baise Bureau of Extra High Voltage Transmission Co
Current assignee: Baise Bureau of Extra High Voltage Transmission Co
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-10-09
Anticipated expiration: 2030-03-11

Abstract

The utility model discloses a lifting device, which comprises a hanging rod, a connecting component and a fixing device; the connecting assembly comprises a middle connecting piece, a first connecting piece and a second connecting piece; two ends of the middle connecting piece are respectively fixedly connected with the first connecting piece and the second connecting piece; the second connecting piece is fixedly connected with a hanging rod, and the horizontal position of the hanging rod is higher than that of the first connecting piece. The fixing device comprises a fixing bolt, a fixing nut and a lower fixing seat; the screw rod part of the fixing bolt sequentially penetrates through the lower fixing seat and the first connecting piece and is connected with a fixing nut. After the lifting device is fixed on the angle steel, the horizontal position of the hanging rod is higher than that of the first connecting piece, so that the position of the hanging rod is higher, the position of a pulley hung on the hanging rod is higher, a constructor is prevented from probing the body downwards, the constructor can easily get tools and appliances, the construction efficiency is improved, and the construction risk is reduced.

Description

Lifting device

Technical Field

The utility model relates to a construction tool's technical field is assisted to transmission line, concretely relates to hoisting device.

Background

In modern power grid transmission lines, insulators are responsible for system-to-ground insulation, phase-to-phase insulation and supporting wires. In the process of line operation, the insulator bears the dead weight of a wire, electrodynamic load, wind power and ice load, is influenced by various factors, such as environment, severe weather, various pollution conditions and the like, bears various voltages such as working voltage, overvoltage and the like, and the factors are comprehensively used on the insulator, so that the insulating capacity of the insulator is reduced after long-term operation.

For replacing the defective insulator, the existing operation method is to hang a transmission rope near a hanging point parallel to the insulator, hang a pulley at the end of the transmission rope, and place a tool in the pulley. Because of the transmission rope has certain length, the coaster has certain height, and the back is put in place to multiplexer utensil biography in the coaster, and the multiplexer utensil is located the below of insulator hanging point and the position is crossed lowly, and the operating personnel who is located the cross arm angle steel is difficult to touch the multiplexer utensil, gets when putting the multiplexer utensil, and operating personnel need stretch out the health downwards, has the potential safety hazard and influences the operation progress.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a lifting device, which comprises a hanging rod, a connecting component and a fixing device;

the connecting assembly comprises a middle connecting piece, a first connecting piece and a second connecting piece; two ends of the middle connecting piece are respectively fixedly connected with the first connecting piece and the second connecting piece; the second connecting piece is fixedly connected with a hanging rod, and the horizontal position of the hanging rod is higher than that of the first connecting piece.

The fixing device comprises a fixing bolt, a fixing nut and a lower fixing seat; the screw rod part of the fixing bolt sequentially penetrates through the lower fixing seat and the first connecting piece and is connected with a fixing nut.

Preferably, the second connecting piece includes that the second connects body and peg fixed block, and the peg fixed block is fixed in the one end that the body is connected to the second, and the peg is worn to locate the peg fixed block and is connected with adjusting nut.

Preferably, one end of the hanging rod is provided with a hanging hole.

Preferably, one end of the hanging rod is provided with a hook.

Preferably, the first connecting piece comprises a first connecting body and an upper fixing seat, the upper fixing seat is fixed in the first connecting body, and the screw part of the fixing bolt sequentially penetrates through the lower fixing seat and the upper fixing seat and is connected with a fixing nut.

Preferably, the upper fixing base extends from the first connecting body.

Preferably, the upper end of the lower fixing seat is provided with a limiting boss.

Preferably, the coupling assembly further includes a first reinforcing rib fixed to the intermediate coupling member.

Preferably, the connecting assembly further comprises a second reinforcing rib fixed to the second connecting member.

The utility model has the advantages that: in this example, after the lifting device is fixed on the angle steel through the fixing nut and the fixing bolt, the horizontal position of the hanging rod is higher than that of the first connecting piece, so that the position of the hanging rod is higher, the position of the pulley hung on the hanging rod is higher, a constructor is prevented from probing the body downwards, the constructor can easily get tools and instruments, the construction efficiency is improved, and the construction risk is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a plan view of the lifting device of this embodiment after installation;

fig. 2 is a schematic perspective view of the lifting device of the present embodiment after being installed;

fig. 3 is a schematic perspective view of the lifting device in this embodiment;

fig. 4 is a sectional view of the lifting device in this embodiment.

Reference numerals: 1 hanging a rod; 11 hanging holes; 2, connecting the components; 21 a first connecting member; 211 a first connection body; 212 an upper fixed seat; 22 a second connector; 221 a second connection body; 222 hanging rod fixing blocks; 23 intermediate connectors; 24 a first reinforcing rib; 25 a second reinforcing rib; 3, fixing the device; 31 fixing the bolt; 32 a securing nut; 33 a lower fixed seat; and 4, adjusting the nut.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

The description of the present invention as to "first", "second", etc. is for descriptive purposes only and not for purposes of particular reference to an order or sequence, nor for purposes of limitation, and is intended to distinguish between components or operations described in the same technical language and is not intended to indicate or imply relative importance or imply the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings as follows:

referring to fig. 1 to 2, fig. 1 is a plan view of the lifting device of the present embodiment after being installed, and fig. 2 is a schematic perspective view of the lifting device of the present embodiment after being installed. The embodiment provides a lifting device, which comprises a hanging rod 1, a connecting assembly 2 and a fixing device 3. The peg 1 is used for hanging the coaster, and coupling assembling 2's one end is fixed with peg 1, and coupling assembling 2's the other end is fixed in between two angle steel 01 through fixing device 3, and is preferred, and peg 1 stretches out from angle steel 01.

Please refer to fig. 3 to 4, fig. 3 is a schematic perspective view of the lifting device in the present embodiment, and fig. 4 is a cross-sectional view of the lifting device in the present embodiment. The connecting assembly 2 comprises a middle connecting piece 23, a first connecting piece 21 and a second connecting piece 22, preferably, the middle connecting piece 23, the first connecting piece 21 and the second connecting piece 22 are symmetrically arranged in two. The two ends of the middle connecting piece 23 are fixedly connected with the first connecting piece 21 and the second connecting piece 22 respectively. The second connecting piece 22 is fixedly connected with the hanging rod 1, the horizontal position of the hanging rod 1 is higher than that of the first connecting piece 21, preferably, the included angles between the middle connecting piece 23 and the first connecting piece 21 and the included angles between the middle connecting piece 23 and the second connecting piece 22 are obtuse angles and equal, and therefore the horizontal position of the hanging rod 1 is higher than that of the first connecting piece 21.

Referring to fig. 3 to 4, the fixing device 3 includes a fixing bolt 31, a fixing nut 32 and a lower fixing base 33. The lower fixing base 33 is provided with a first through hole, and the diameter of the first through hole is larger than the nominal diameter of the fixing bolt 31, but the head of the fixing bolt 31 cannot enter into the first through hole. Preferably, 1.1 times the diameter of the first through hole is approximately equal to the nominal diameter of the fixing bolt 31. The screw portion of the fixing bolt 31 sequentially penetrates through the first through hole and the first connecting member 21, and after the fixing bolt 31 sequentially penetrates through the first through hole and the first connecting member 21, the fixing nut 32 is in threaded connection with one end of the screw portion of the fixing bolt 31.

When the fixing device is used, the fixing bolt 31 penetrates the first through hole of the lower fixing seat 33, the gap between the two angle steels 01 and the first connecting piece 21 in sequence, and then the fixing nut 32 is used for screwing. After the fixing nut 32 is tightened, the tackle is hung on the hanging rod 1, and the tool for replacing the insulator is placed in the tackle. The contained angle of intermediate junction spare 23 and first connecting piece 21 is the obtuse angle, and the contained angle of intermediate junction spare 23 and second connecting piece 22 also is the obtuse angle, and two obtuse angles equal for the horizontal position of peg 1 is higher than the horizontal position of angle steel 01, thereby makes the position of coaster higher, avoids the constructor who is located the angle steel to spy the health downwards, makes things convenient for the constructor to get and puts multiplexer utensil, improves the efficiency of construction, has ensured the safety of construction.

Further, referring to fig. 3 to 4, the second connecting member 22 includes a second connecting body 221 and a hanging rod fixing block 222, the hanging rod fixing block 222 is fixedly connected to one end of the second connecting body 221, and preferably, the hanging rod fixing block 222 is located between two second connecting bodies 221 that are symmetrically and respectively. The hanging rod 1 penetrates through the hanging rod fixing block 222. After the hanging rod 1 penetrates into the hanging rod fixing block 222, the hanging rod 1 is in threaded connection with an adjusting nut 4, and the adjusting nut 4 provides supporting force for the hanging rod 1. According to the demand, adjust the position of adjusting nut 4 at peg 1 to the height of adjusting peg 1. Preferably, one end of the hanging rod 1 is provided with a hanging hole 11 or a hook, and the pulley is hung in the hanging hole 11 or the hook.

Further, referring to fig. 3 to 4, the first connecting element 21 includes a first connecting body 211 and an upper fixing base 212, the upper fixing base 212 is fixed to the first connecting body 211, and preferably, the upper fixing base 212 is fixed between two first connecting bodies 211 which are symmetrically distributed. The upper fixing base 212 is provided with a second through hole, the second through hole is slightly larger than the nominal diameter of the fixing bolt 31, but the head of the fixing bolt 31 cannot enter the second through hole, and preferably, 1.1 times of the diameter of the second through hole is approximately equal to the nominal diameter of the fixing bolt 31. The screw portion of the fixing bolt 31 sequentially passes through the first through hole of the lower fixing seat 33 and the second through hole of the upper fixing seat 212 and is connected with a fixing nut 32.

Further, referring to fig. 1-2, the head portion far from the fixing bolt 31 is defined as upper, and the head portion near the fixing bolt 31 is defined as lower. The upper fixing base 212 extends out from the lower end of the first body 211, and the upper fixing base 212 is matched with the gap between the two angle steels 01, namely the upper fixing base 212 is just clamped into the gap between the two angle steels 01. The upper end of the lower fixing seat 33 is provided with a limiting boss 331, the limiting boss 331 is matched with the gap between the two angle steels 01, namely the limiting boss 331 is just clamped into the gap between the two angle steels 01.

Further, referring to fig. 3, the connecting assembly 2 further includes a first reinforcing rib 24 and a second reinforcing rib 25. The first reinforcing rib 24 is fixedly connected between the two intermediate connectors 23, and the second reinforcing rib 25 is fixedly connected between the two second connectors 22. The first reinforcing rib 24 and the second reinforcing rib 25 respectively reinforce the strength of the middle connecting piece 23 and the strength of the second connecting piece 22, so that the middle connecting piece 23 and the second connecting piece 22 are prevented from being broken due to the fact that lifting objects are too heavy, and construction accidents are avoided.

Before use, the fixing bolt 31 is sequentially inserted into the first through hole of the lower fixing seat 33, the gap between the two angle steels 01 and the second through hole of the upper fixing seat 212, and then is screwed by the fixing nut 32; after the fixing nut 32 is screwed down, the hanging rod 1 is inserted into the hanging rod fixing block 222, and is screwed to one end of the hanging rod 1 by using the adjusting nut 4. When the insulator replacing device is used, the pulley is hung in the hanging hole 11 or the hook, then the pulley is hung on the hanging hole 11 or the hook, and finally a tool for replacing the insulator is placed in the pulley.

To sum up, the contained angle of intermediate junction spare and first connecting piece is the obtuse angle, the contained angle of intermediate junction spare and second connecting piece is the obtuse angle, and two obtuse angles equal, make the horizontal position of peg be higher than the horizontal position of first connecting piece, so, be fixed in the angle steel back to hoisting device, the position of hanging hole or couple is higher, thereby make the position of hanging the coaster at hanging hole or couple higher, need not constructor to lean out the health downwards and get the instrument of putting in the coaster, make the constructor get the instrument of putting in the coaster easily, construction efficiency is improved, construction risk is reduced. In addition, the height of the hanging rod can be adjusted by rotating the adjusting nut, so that the height of the pulley can be adjusted. Therefore, the pulley can be adjusted to the most appropriate height according to actual conditions.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A lifting device is characterized by comprising a hanging rod (1), a connecting assembly (2) and a fixing device (3);

the connecting assembly (2) comprises an intermediate connecting piece (23), a first connecting piece (21) and a second connecting piece (22); two ends of the middle connecting piece (23) are respectively fixedly connected with the first connecting piece (21) and the second connecting piece (22); the second connecting piece (22) is fixedly connected with the hanging rod (1), and the horizontal position of the hanging rod (1) is higher than that of the first connecting piece (21);

the fixing device (3) comprises a fixing bolt (31), a fixing nut (32) and a lower fixing seat (33); the screw rod part of the fixing bolt (31) sequentially penetrates through the lower fixing seat (33) and the first connecting piece (21) and is connected with the fixing nut (32).

2. The lifting device of claim 1, wherein: the second connecting piece (22) comprises a second connecting body (221) and a hanging rod fixing block (222), the hanging rod fixing block (222) is fixed at one end of the second connecting body (221), and the hanging rod (1) penetrates through the hanging rod fixing block (222) and is connected with an adjusting nut (4).

3. The lifting device of claim 1, wherein: one end of the hanging rod (1) is provided with a hanging hole (11).

4. The lifting device of claim 1, wherein: one end of the hanging rod (1) is provided with a hook.

5. The lifting device of claim 1, wherein: the first connecting piece (21) comprises a first connecting body (211) and an upper fixing seat (212), the upper fixing seat (212) is fixed in the first connecting body (211), and a screw rod part of the fixing bolt (31) sequentially penetrates through the lower fixing seat (33) and the upper fixing seat (212) and is connected with a fixing nut (32).

6. The lifting device of claim 5, wherein: the upper fixing seat (212) extends out of the first connecting body (211).

7. A lifting device according to claim 1 or 5, characterized in that: the upper end of the lower fixed seat (33) is provided with a limit boss (331).

8. The lifting device of claim 1, wherein: the connecting assembly (2) further comprises a first reinforcing rib (24), and the first reinforcing rib (24) is fixed to the middle connecting piece (23).

9. The lifting device of claim 1, wherein: the connecting assembly (2) further comprises a second reinforcing rib (25), and the second reinforcing rib (25) is fixed on the second connecting piece (22).