CN210193234U

CN210193234U - Safety protection device for unattended crown block with high protection performance

Info

Publication number: CN210193234U
Application number: CN201921154399.3U
Authority: CN
Inventors: Zhaopeng Han; 韩召朋; Wenming Liu; 刘文明; Chaoyun Zhao; 赵朝云; Longji Yin; 尹龙基
Original assignee: HENAN JUREN CRANE GROUP CO Ltd
Current assignee: HENAN JUREN CRANE GROUP CO Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-03-27
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses an unmanned on duty overhead traveling crane safety device that barrier propterty is high, including crossbeam and guardrail, the guardrail passes through the bracing piece to be fixed in the upper end of crossbeam, the bracing piece is a plurality of, and the even connection of a plurality of bracing pieces is fixed between crossbeam and guardrail, both sides are fixed with U shaped steel around the crossbeam upper end, U shaped steel is located between the guardrail of both sides around, U shaped steel is a plurality of, and a plurality of U shaped steel horizontal equidistance distribute, and is a plurality of outside fixed surface between the U shaped steel has the splice bar. The utility model discloses a connect between the front and back both sides of crossbeam upper end and be fixed with a plurality of U shaped steel to make outside surface welded between a plurality of U shaped steel be fixed with a plurality of splice bars, even take place the cracked condition of steel cable when using the hoist, U shaped bar and splice bar are fixed at the guardrail of crossbeam upper end inboardly, can play the better guard action to inside personnel, have better barrier propterty.

Description

Safety protection device for unattended crown block with high protection performance

Technical Field

The utility model relates to a crown block rail guard technical field specifically is a safety device is used to unmanned on duty crown block that barrier propterty is high.

Background

At present, a crane refers to a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, which is also called a crown block, a gantry crane and a crane, wherein a bridge crane is a hoisting device for hoisting materials overhead in a workshop, a warehouse and a stock yard in a cross frame mode, an unattended crown block is a hoisting crown block which does not need to be operated by people, only workers need to visit the upper end of a cross beam, and generally a protective fence is fixed at the upper end of the cross frame to protect the workers who visit the upper end.

Because the hoist all adopts steel cable to connect the lifting hook, the steel cable can bear great pulling force during the jack-up, can reflect cracked condition sometimes even, because steel cable atress is great before the fracture, in case the fracture, the steel cable of upper end can directly be got rid of to the upper end of crossbearer, causes the injury to the staff of top, and traditional rail guard only has the function that prevents personnel and drop, can't carry out more protection to it. Therefore, a safety protection device with high protection performance for an unattended crown block is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety device is used to unmanned on duty overhead traveling crane that barrier propterty is high, through connect between the front and back both sides at the crossbeam upper end and be fixed with a plurality of U shaped steel, and make outside surface welding between a plurality of U shaped steel be fixed with a plurality of splice bars, even the condition that the steel cable is cracked takes place when using the hoist, U shaped rod and splice bar are fixed at the guardrail of crossbeam upper end inboardly, can play the better guard action to inside personnel, better barrier propterty has, the problem of proposing among the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safety device for unmanned on duty overhead traveling crane that barrier propterty is high, includes crossbeam and guardrail, the guardrail passes through the bracing piece to be fixed in the upper end of crossbeam, the bracing piece is a plurality of, and the even connection of a plurality of bracing pieces is fixed between crossbeam and guardrail, both sides are fixed with U shaped steel around the crossbeam upper end, U shaped steel is located between the guardrail of front and back both sides, U shaped steel is a plurality ofly, and the horizontal equidistance of a plurality of U shaped steel distributes, and is a plurality of outside fixed surface between the U shaped steel has the splice bar, the splice bar is fixed on U shaped steel surface through the welded mode, the splice bar is a plurality of, and the equidistance distributes between a plurality of splice bar.

As a preferred embodiment of the present invention, the front side surface between the plurality of support rods of the guardrail lower end is fixed with a reinforcing rib, and the reinforcing rib is fixed on the surface of the support rod by a welding method.

As a preferred embodiment of the utility model, the upper end surface of U shaped steel covers and is fixed with the sunshade net, and the sunshade net passes through the rope to be fixed on U shaped steel surface.

As a preferred embodiment of the present invention, the reinforcing ribs are a plurality of and are distributed at equal intervals between the plurality of reinforcing ribs.

As an optimized embodiment of the utility model, the outer lane surface of guardrail is provided with the rubber sleeve, the outer lane at the guardrail is put to the rubber sleeve cover.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an unmanned on duty overhead traveling crane safety device that barrier propterty is high is fixed with a plurality of U shaped steel through connecting between the front and back both sides of crossbeam upper end to make outside surface welding between a plurality of U shaped steel be fixed with a plurality of splice bars, even the condition that the steel cable is cracked takes place when using the hoist, U shaped rod and splice bar are fixed at the guardrail of crossbeam upper end inboardly, can play the better guard action to interior personnel, have better barrier propterty.

2. The utility model discloses an unmanned on duty overhead traveling crane that barrier propterty is high uses safety device, and the preceding side surface between a plurality of bracing pieces through making the guardrail lower extreme is fixed with the strengthening rib, and the strengthening rib passes through the welded mode to be fixed on the surface of bracing piece, and a plurality of strengthening rib welded fastening can improve the intensity of guardrail between the bracing piece.

3. The utility model discloses an unmanned on duty overhead traveling crane that barrier propterty is high uses safety device is fixed with the sunshade net through the upper end surface covering who makes U shaped steel, and the sunshade net passes through the rope to be fixed on U shaped steel surface, and when hoist normal work used, makes the sunshade net cover on the upper end surface of U shaped steel, can have the effect of sunshade.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of the safety device for an unattended crown block with high protection performance of the utility model;

fig. 2 is the utility model discloses unmanned on duty overhead traveling crane that barrier propterty is high uses safety device's schematic structure.

In the figure: 1. a cross beam; 2. a guardrail; 3. a support bar; 4. reinforcing ribs; 5. u-shaped steel; 6. connecting ribs; 7. a rubber sleeve; 8. sunshade net.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a safety device is used to unmanned on duty overhead traveling crane that barrier propterty is high, includes crossbeam 1 and guardrail 2, guardrail 2 passes through bracing piece 3 to be fixed in the upper end of crossbeam 1, bracing piece 3 is a plurality ofly, and the even connection of a plurality of bracing pieces 3 is fixed between crossbeam 1 and guardrail 2, both sides are fixed with U shaped steel 5 around the crossbeam 1 upper end, U shaped steel 5 is located between 2 of guardrail of both sides around, U shaped steel 5 is a plurality ofly, and a plurality of U shaped steel 5 horizontal equidistance distribute, and is a plurality of outside fixed surface between U shaped steel 5 has splice bar 6, splice bar 6 is fixed on U shaped steel 5 surface through the welded mode, splice bar 6 is a plurality of, and the equidistance distributes between a plurality of splice bar 6.

In the embodiment (see fig. 1 and 2), a plurality of U-shaped steels 5 are fixedly connected between the front side and the rear side of the upper end of the cross beam 1, and a plurality of connecting ribs 6 are fixedly welded on the outer side surfaces of the U-shaped steels 5, so that even if a steel rope is broken when the crane is used, the U-shaped rods 5 and the connecting ribs 6 are fixed on the inner side of the guardrail 2 at the upper end of the cross beam 1, so that the crane can protect internal personnel well, and has good protection performance.

Wherein, the front side surface between a plurality of bracing pieces 3 of guardrail 2 lower extreme is fixed with strengthening rib 4, and strengthening rib 4 fixes on the surface of bracing piece 3 through the welded mode.

In this embodiment (see fig. 1), the reinforcing ribs 4 are fixed to the front side surfaces of the plurality of support rods 3 at the lower end of the guardrail 2, the reinforcing ribs 4 are fixed to the surfaces of the support rods 3 by welding, and the plurality of reinforcing ribs 4 are welded and fixed between the support rods 3, so that the strength of the guardrail 2 can be improved.

The upper end surface of the U-shaped steel 5 is covered and fixed with a sunshade net 8, and the sunshade net 8 is fixed on the surface of the U-shaped steel 5 through a rope.

In the embodiment (see fig. 2), the sunshade net 8 is fixed on the upper end surface of the U-shaped steel 5 in a covering manner, and the sunshade net 8 is fixed on the surface of the U-shaped steel 5 by a rope, so that the sunshade net 8 covers the upper end surface of the U-shaped steel 5 when the crane is in normal operation, thereby having a sunshade function.

Wherein, the strengthening rib 4 is a plurality of, and equidistant distribution between a plurality of strengthening ribs 4.

The surface of the outer ring of the guardrail 2 is provided with a rubber sleeve 7, and the rubber sleeve 7 is sleeved and fixed on the outer ring of the guardrail 2.

It should be noted that the utility model is a safety protection device for an unattended crown block with high protection performance, which comprises a beam 1, a guardrail 2, a support rod 3, a reinforcing rib 4, a U-shaped steel 5, a connecting rib 6, a rubber sleeve 7 and a sunshade net 8, wherein the components are all universal standard components or components known by technicians in the field, the structure and principles of which are known to those skilled in the art from technical manuals or through routine experimentation, and which, in operation, the guard bar 2 and the U-shaped steel 5 are fixed between the front side and the rear side of the upper end of the beam 1, if the steel cable is not broken when in use, the steel rope is swung upwards and can be blocked by the connecting rib 6 welded on the U-shaped steel 5, thereby protecting the operators between the transverse upper guardrails 2 and ensuring that the sunshade net 8 is fixed on the upper end surface of the U-shaped steel 5 through a rope to provide the sunshade function when in use.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a safety device for unmanned on duty overhead traveling crane that barrier propterty is high, includes crossbeam (1) and guardrail (2), its characterized in that: guardrail (2) are fixed in the upper end of crossbeam (1) through bracing piece (3), bracing piece (3) are a plurality ofly, and the even connection of a plurality of bracing pieces (3) is fixed between crossbeam (1) and guardrail (2), both sides are fixed with U shaped steel (5) around crossbeam (1) upper end, U shaped steel (5) are located between guardrail (2) of both sides around, U shaped steel (5) are a plurality ofly, and a plurality of U shaped steel (5) horizontal equidistance distribute, and are a plurality of outside fixed surface between U shaped steel (5) has splice bar (6), splice bar (6) are fixed on U shaped steel (5) surface through the welded mode, splice bar (6) are a plurality ofly, and the equidistance distributes between a plurality of splice bar (6).

2. The safety protection device for the unattended operation crown block with high protection performance according to claim 1, is characterized in that: the front side surface between a plurality of bracing pieces (3) of guardrail (2) lower extreme is fixed with strengthening rib (4), and strengthening rib (4) are fixed on the surface of bracing piece (3) through the welded mode.

3. The safety protection device for the unattended operation crown block with high protection performance according to claim 1, is characterized in that: the upper end surface of the U-shaped steel (5) is covered and fixed with a sunshade net (8), and the sunshade net (8) is fixed on the surface of the U-shaped steel (5) through a rope.

4. The safety protection device for the unattended operation crown block with high protection performance according to claim 2, is characterized in that: the reinforcing ribs (4) are multiple and are distributed at equal intervals among the plurality of reinforcing ribs (4).

5. The safety protection device for the unattended operation crown block with high protection performance according to claim 1, is characterized in that: the surface of the outer ring of the guardrail (2) is provided with a rubber sleeve (7), and the outer ring of the guardrail (2) is sleeved with the rubber sleeve (7).