CN213654305U

CN213654305U - Safety protection device for steel structure beam constructor

Info

Publication number: CN213654305U
Application number: CN202022095784.4U
Authority: CN
Inventors: 陈祥辉; 张康; 常炳尉
Original assignee: China Construction Eighth Engineering Division Co Ltd
Current assignee: China Construction Eighth Engineering Division Co Ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-07-09
Anticipated expiration: 2030-09-22

Abstract

The utility model provides a safety device for steel construction roof beam constructor, include: the two fixing frames are fixed at the top of the steel structure beam and are oppositely arranged; two rotating shafts rotatably mounted to the two fixing frames; connect in two the rope between the rotation axis, just the rope is around locating corresponding rotation axis and rope end and corresponding mount fixed connection, make through rotate the rotation axis make the rope tighten up, and then the rope is connected with the safety rope that personnel wore to prevent personnel from falling. The utility model is used for steel structure roof beam constructor's safety device has reached that the wire rope end is firm, and wire rope easily tightens up and technical effect such as slippage not, simultaneously, because the utility model discloses simple structure, convenient operation, material that uses are the common low-cost consumptive material in construction place, have also reduced engineering cost when having improved safety protection.

Description

Safety protection device for steel structure beam constructor

Technical Field

The utility model relates to a building engineering safety technical field relates to a safety device for steel construction roof beam constructor particularly.

Background

When the steel structure beam of large-scale public venue is under construction at present, because of the width of flange plate is great on the H shaped steel structure beam, traditional safety protection measure is at both ends welded steel bar or ordinary steel pipe, then bind the soft roof beam of conduct of wire rope, constructor carries out safety protection through the mode of detaining hanging the safety belt on the wire rope soft roof beam, this kind of protection mode wire rope end is bound the department and is very easily appeared becoming flexible and lead to wire rope to drop, so this kind of mode is not big to workman's anti-falling meaning, in case weak point appears, very easily causes the emergence of incident.

The published Chinese patent CN206625595U provides a method for fixing an upright post on an I-shaped steel structure beam by using a base clamp, and limiting the movement of the upright post by using a metal backing plate and an anti-skid rubber pad, thereby increasing the safety and preventing constructors from falling. This kind of mode is because the steel construction roof beam is longer when large-scale public venue construction, and the pterygoid lamina broad causes the slippage of base anchor clamps easily during the wire rope atress, and then causes the coming off of protector wire rope, and this kind of mode adopts the bolt to fix the mode on the stand with wire rope simultaneously, and the wire rope end is very easy the slippage, and the protective effect is poor.

Therefore, how to place the steel wire rope is the important thing to ensure the high-altitude safe operation of steel structure construction, and is also an important test to ensure the life safety of constructors.

SUMMERY OF THE UTILITY MODEL

In view of the above situation, the utility model provides a safety device for steel structure roof beam constructor has solved wire rope and has very easily become flexible, prevent weighing down the poor technical problem of effect, has reached wire rope safeguard procedures and has targeted in place, improves construction safety's purpose.

In order to achieve the purpose, the utility model adopts the technical proposal that: a safety device for steel construction beam constructor includes:

the two fixing frames are fixed at the top of the steel structure beam and are oppositely arranged;

a rotating shaft rotatably mounted to the fixing frame; and

connect the rope between two rotation axes, and the rope part around locating corresponding rotation axis and end and the mount fixed connection that corresponds, make the rope tighten up through rotating the rotation axis, and then the safety rope that the rope was dressed with personnel is connected to prevent that personnel from falling.

The utility model discloses a further improvement of a safety protection device for steel structure beam constructors, which is characterized in that the fixed frame comprises a frame body for rotatably connecting the rotating shaft, a stand column arranged opposite to the rotating shaft and a brake part detachably arranged between the rotating shaft and the stand column;

the rope part is wound on the rotating shaft, the end head of the rope part is fixedly connected with the upright post, the rope is tightened by rotating the rotating shaft, and then the braking part is arranged between the rotating shaft and the upright post to fix the rotating shaft, so that the rope keeps a tightened state.

The utility model is used for further improvement of the safety protection device of the constructor of the steel structure beam, the frame body comprises two support columns which are oppositely arranged, and the opposite side parts of the two support columns are both provided with through holes which are matched with the rotating shaft;

the end part of the rotating shaft penetrates through the corresponding through hole to be rotatably connected between the two supporting columns.

The utility model discloses a safety device's for steel construction roof beam constructor further improvement lies in that the rotation axis is close to the lateral part that two support columns kept away from each other and all is connected with a gag lever post perpendicularly, and the length of gag lever post is greater than the diameter of perforating hole to prevent that the rotation axis from deviating from in the perforating hole.

The utility model discloses a further improvement of a safety protection device for steel structure beam constructors, which is characterized in that the upright post is arranged on one side of the frame body close to another fixed frame, the elevation of the top of the upright post is higher than that of the rotating shaft, the side part of the upright post opposite to the rotating shaft is provided with a first through hole for the rope to pass through, and the distance from the first through hole to the steel structure beam is equal to the protection height;

one end of the rope is fixed on the upright posts, and is partially wound on the corresponding rotating shaft, so that the rope penetrates through the first through holes of the two upright posts and is partially wound on the other rotating shaft, and the other end of the rope is fixed on the corresponding upright post.

The utility model discloses a safety device's for steel construction beam constructor further improvement lies in that the lateral part of stand is fixed with the dead lever that parallels with the rotation axis, and the arrester includes the down tube and installs in the rotatory fastener of the tip of down tube, and the down tube passes through rotatory fastener fixed mounting between dead lever and rotation axis.

The utility model discloses a further improvement that is used for steel structure roof beam constructor's safety device, lie in that the lateral part that the stand is relative with the rotation axis and lie in and seted up the second through-hole below the first through-hole, the stand is close to the lateral part of another mount and hugs closely the second through-hole and is fixed with the fixed pipe;

the end of the rope penetrates through the second through hole and penetrates through the fixing pipe, and concrete is poured into the fixing pipe, so that the rope is fixed in the fixing pipe.

The utility model is a further improvement of the safety protection device for the constructors of the steel structure beam, and the end part of the rope is exposed out of the fixed pipe;

the exposed end part of the rope is also provided with a rope fastener which is fastened on the part of the rope which does not pass through the fixed tube.

The utility model is a further improvement of the safety protection device for the constructors of the steel structure beam, and the distance from the rotating shaft to the top surface of the steel structure beam is equal to two thirds of the distance from the first through hole to the top surface of the steel structure beam;

the distance from the second through hole to the top surface of the steel structure beam is equal to one third of the distance from the first through hole to the top surface of the steel structure beam.

The utility model is used for steel construction roof beam constructor's safety device's further improvement lies in that the both ends of rotation axis are fixed with turning handle.

The beneficial effects of the utility model reside in that, the utility model is used for steel construction roof beam constructor's safety device, it is firm to have reached the wire rope end, and wire rope easily tightens up and technical effect such as slippage not. And simultaneously, because the utility model discloses simple structure, convenient operation, the material of use are the common low-cost consumptive material in construction place, have also reduced engineering cost when having improved safety protection.

Drawings

Figure 1 is the utility model discloses a safety device's top view for steel construction roof beam constructor.

Figure 2 is the utility model discloses a safety device's elevation view for steel construction roof beam constructor.

Figure 3 is a side view of the utility model is used for steel construction roof beam constructor's safety device.

Figure 4 is the utility model discloses a local enlarged schematic diagram that is arranged in steel construction roof beam constructor's safety device rope end fixed department.

The correspondence of reference numerals to components is as follows: the steel structure beam comprises a steel structure beam 1, a fixing frame 2, a supporting column 21, a stand column 22, a fixing rod 23, a rotary fastener 24, an inclined rod 25, a first through hole 26, a second through hole 27, a through hole 28, a rotating shaft 3, a limiting rod 32, a rotating handle 33, a rope buckle 41, a fixing pipe 42 and a rope 5.

Detailed Description

To facilitate understanding of the present invention, the following description is made with reference to the accompanying drawings and examples.

Referring to fig. 1, the utility model discloses a safety device's top view for steel construction roof beam constructor is shown. The safety protection device for steel structure beam constructors of the utility model is explained with reference to fig. 1.

A safety device for steel construction beam constructor includes:

two fixing frames 2 which are welded on the top of the steel structure beam 1 and are oppositely arranged;

a rotating shaft 3 rotatably mounted to the fixed frame 2; and

connect the rope 5 between two rotation axis 3, and rope 5 part around locating corresponding rotation axis 3 and end and the 2 fixed connection of mount that correspond, make rope 5 tighten up through rotating rotation axis 3, and then rope 5 is connected with the safety rope that personnel dressed to prevent that personnel from falling.

Preferably, steel cords having high tensile strength and toughness can be used as the ropes 5.

As a preferred embodiment of the present invention, referring to fig. 2 and 3, the fixing frame 2 includes a frame body for rotatably connecting the rotating shaft 3, a column 22 disposed opposite to the rotating shaft 3, and a braking member detachably installed between the rotating shaft 3 and the column 22;

the rope 5 is partially wound on the rotating shaft 3, the end of the rope is fixedly connected with the upright post 22, the rope 5 is tightened by rotating the rotating shaft 3, and a braking part is arranged between the rotating shaft 3 and the upright post 22 to fix the rotating shaft 3, so that the rope 5 is kept in a tightened state, and safety accidents caused by the fact that safety protection measures are not in place due to the rotation of the rotating shaft 3 when constructors operate are prevented.

Specifically, as shown in fig. 2, the frame body includes two support columns 21 disposed oppositely, and through holes 28 matched with the rotating shaft 3 are formed on opposite side portions of the two support columns 21;

the end of the rotating shaft 3 is inserted into the corresponding through hole 28 to be rotatably connected between the two support 21 columns, and by adopting the arrangement mode, the space stability of the rotating shaft can be ensured, and meanwhile, the rope 5 is wound on the rotating shaft 3, and when the device provides protection, the strength of the rotating shaft 3 can further improve the safety of the device.

Preferably, the device uses the commonly used I-steel in construction site as support column 21 and stand 22, has improved the stability of support body and has practiced thrift the cost.

Preferably, the rotating shaft 3 is made by adding steel bars into a common steel pipe and then pouring concrete, and by adopting the mode, the rigidity of the rotating shaft is improved to the maximum extent, so that the stability of the device is improved.

Further, as shown in fig. 3, a fixing rod 23 parallel to the rotation shaft 3 is fixed to a side portion of the column 22;

the braking member comprises an inclined rod 25 made of common steel pipe and a rotary fastener 24 arranged at the end part of the inclined rod 25, the inclined rod 25 is fixedly arranged between the fixed rod 23 and the rotating shaft 3 through the rotary fastener 24, the inclined rod is fixed through the rotary fastener 24 so as to brake the rotating shaft, after the rope 5 is loosened due to long-term use, the rotary fastener 24 is opened, then the rotating shaft 3 is rotated to adjust the tightness of the rope 5, and the rotary fastener 24 is closed after the adjustment to keep the stability of the rotating shaft 3.

Preferably, dead lever 23 adopts the common steel pipe in construction site and inside cast concrete to make, and steel pipe length need be less than the width of the stand 22 as with the I-steel, does not exceed the I-steel web width promptly, and the welding of 23 one end of dead lever is in the stand 22 both sides that the material is the I-steel, promptly on the pterygoid lamina of I-steel, this operation prevents the utility model discloses the device leads to dead lever 23 and stand 22 welding department fracture or dead lever 23 to buckle when making dead lever 23 atress too big through force conduction when using the 5 bearing effort of rope, further leads to the braking piece that links to each other with dead lever 23 to lose the effect and arouse rotation axis 3 to rotate, and rotation axis 3 rotates and releases rope 5 and.

Specifically, as shown in fig. 2, the side portions of the rotating shaft 3 close to the two supporting columns 21, which are far away from each other, are vertically connected with a limiting rod 32, and the length of the limiting rod 32 is greater than the diameter of the through hole 28, so as to prevent the rotating shaft 3 from coming off from the through hole 28.

Preferably, the stop bar 32 is made of steel.

Further, as shown in fig. 1, the upright column 22 is disposed on one side of the frame body close to another fixing frame 2, an elevation of a top of the upright column 22 is higher than an elevation of the rotating shaft 3, a first through hole 26 for the rope to pass through is formed in a side portion of the upright column 22 opposite to the rotating shaft 3, and a distance from the first through hole 26 to the steel structural beam 1 is equal to a protection height;

one end of the rope 5 is fixed to the upright posts 22, and is partially wound around the corresponding rotating shaft 3, and further passes through the first through holes 26 of the two upright posts 22, and is partially wound around the other rotating shaft 3, and the other end of the rope 5 is fixed to the corresponding upright post 22.

Preferably, the guard height is 1.2 m.

Further, as shown in fig. 3, the fixing device further includes a second through hole 27 opened in the upright 22 and located below the first through hole 26, and a fixing tube 42 fixed to a side portion of the upright 22 close to another fixing frame 2, wherein a side wall of the fixing tube 42 is fixed to a position of the upright 22 close to the second through hole 28;

the end of the rope 5 passes through the second through hole 27 and is inserted into the fixing tube 42, and the rope 5 is fixed to the fixing tube 42 by pouring concrete into the fixing tube 42.

Specifically, as shown in fig. 4, the end portion of the rope 5 is exposed out of the fixing tube 42, and the exposed end portion of the rope 5 is provided with the rope fastener 41, and the rope fastener 41 is fastened to the portion of the rope which does not pass through the fixing tube 42.

Preferably, the distance from the rotating shaft 3 to the top surface of the steel structural beam 1 is equal to two thirds of the distance from the first through hole 26 to the top surface of the steel structural beam 1;

the distance from the second through hole 27 to the top surface of the steel structural beam 1 is equal to one third of the distance from the first through hole 26 to the top surface of the steel structural beam;

through different height settings for rotation axis 3 is located between first through-hole 26 and second through-hole 27, and when rope 5 bearing, behind the pulling force decomposition of two parts rope into the effort of two directions, vertical direction effort can offset each other, and rotation axis 3 only needs to bear the pulling force of directional stand 22 direction after the decomposition, improves rotation axis 3's life.

Preferably, rotating handles 33 are fixed at two ends of the rotating shaft 3, so that the rotating shaft 3 can be conveniently and rapidly rotated.

Preferably, in the above operation process, it should be noted that the first through hole 26, the second through hole 27, and the through hole 28 need to be penetrated through the rope 5 and the rotating shaft 3, so that it is necessary to polish smooth or pad an anti-abrasion material, so as to improve the service life of the rotating shaft 3 and the rope 5, and simultaneously prevent the rotating shaft 3 and the rope from being worn off when bearing a load during use, which may cause a danger.

The following the utility model discloses a preferred use for steel construction roof beam constructor's safety device is explained in combination with the attached drawing.

After the fixing frame 2 and the rotating shaft 3 of the device are installed, two constructors simultaneously operate to enable two ends of the rope 5 to penetrate through the first through hole 26, then simultaneously pull the rope 5 to the rotating shaft 3 and wind the rope, then simultaneously pull the rope 5 to the upright post 22 and penetrate through the second through hole 27, then penetrate the rope 5 into the fixing tube 42, pour concrete into the fixing tube 42 to enable the rope to be fixed in the fixing tube, and then weld the side face of the fixing tube 42 at the position, close to the other fixing frame, of the upright post 22, namely the position of the I-shaped steel web plate;

the end part of the rope 5 is exposed out of the fixing tube 42, the exposed end part of the rope 5 is also provided with a rope fastener 41, and the rope fastener 41 is buckled on the part of the rope 5 which does not pass through the fixing tube 42, as shown in fig. 4;

then, four constructors respectively rotate the rotating handles 33 at the two ends of the two rotating shafts 3 to keep the rope 5 tightened to the maximum extent, keep the rotating shafts 3 static and fix the inclined rod 25 between the rotating shafts 3 and the fixed rod 23 through the rotating fasteners 24, the fixed position needs to be between the winding position of the rope 5 and the supporting column 21, the inclined rod 25 can keep the rotating shafts 3 fixed and not rotate any more after the fixation is completed, at the moment, the utility model relates to a safety protection device of a steel wire rope on a steel structure beam is assembled;

the operation worker can hang on the rope 5 through the safety belt to guarantee safety, when the constructor falls in the middle steel structure beam 1, the welding strength of the frame body and the steel structure beam 1 and the strength of the rotating shaft 3 are enough to guarantee that the phenomenon of fracture or deformation of the welding part of the supporting column 21 and the upright column 22 cannot occur, if the falling weight is large, the rotating shaft 3 is fractured, the fixing pipe 42 fixed on the upright column 22 can prevent the rope 5 from falling off and can be used as a second safety for preventing falling;

after the construction on the steel structure beam 1 is completed, the welding parts of the support columns 21 and the upright columns 22 and the steel structure beam 1 can be cut, and then the device is moved to the next steel structure beam 1 to be constructed for recycling.

The utility model is used for steel construction roof beam constructor's safety device has following advantage:

(1) the structure is simple, the volume is small, the manufacturing is convenient, the quantitative production on the construction site can be carried out, and the device is suitable for the special environment of the construction site.

(2) The operation is simple, the applicability is strong, and the manufacturing materials are all used materials for construction sites.

(3) For high-altitude falling prevention, the device has two safety insurance, so that the construction safety of the high part of the steel structure is fully ensured.

(4) The device can be recycled, and the site construction cost is saved.

The present invention has been described in detail with reference to the drawings and the embodiments, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.

Claims

1. The utility model provides a safety device for steel construction beam constructor which characterized in that includes:

a rotating shaft rotatably mounted to the fixing frame;

connect in two rope between the rotation axis, just rope part around locating corresponding rotation axis and end and corresponding mount fixed connection, make through rotating the rotation axis the rope tightens up, and then the rope is connected with the safety rope that personnel wore to prevent that personnel from falling.

2. The safety device for the constructors of the steel structure beam as claimed in claim 1, wherein the fixing frame includes a frame body for rotatably connecting the rotating shaft, a column disposed opposite to the rotating shaft, and a braking member detachably installed between the rotating shaft and the column;

the rope part is wound on the rotating shaft, the end head of the rope part is fixedly connected with the upright post, the rope is tightened by rotating the rotating shaft, and the braking part is arranged between the rotating shaft and the upright post to fix the rotating shaft, so that the rope keeps a tightened state.

3. The safety guard for steel structural beam constructors according to claim 2, wherein a fixing rod parallel to the rotation shaft is fixed to a side of the column;

the braking part comprises an inclined rod and a rotating fastener arranged at the end part of the inclined rod, and the inclined rod is fixedly arranged between the fixed rod and the rotating shaft through the rotating fastener.

4. The safety protection device for the steel structure beam constructors according to claim 3, wherein the frame body comprises two support columns which are oppositely arranged, and through holes matched with the rotating shaft are formed in the opposite side parts of the two support columns;

5. The safety device for the steel structure beam constructor as claimed in claim 4, wherein a limiting rod is vertically connected to both sides of the rotation shaft, which are close to the two support columns and are far away from each other, and the length of the limiting rod is greater than the diameter of the through hole to prevent the rotation shaft from being released from the through hole.

6. The safety protection device for the constructors of the steel structure beam as claimed in claim 2, wherein the upright is disposed at one side of the frame body close to another fixing frame, the elevation of the top of the upright is higher than that of the rotating shaft, a first through hole for the rope to pass through is formed at the side part of the upright opposite to the rotating shaft, and the distance from the first through hole to the steel structure beam is equal to the protection height;

7. The safety protection device for the steel structure beam constructor as claimed in claim 6, further comprising a second through hole opened at the upright and positioned below the first through hole, and a fixing pipe fixed at a side portion of the upright close to another fixing frame, wherein a side wall of the fixing pipe is fixed at a position of the upright close to the second through hole;

the end of the rope penetrates through the second through hole and penetrates through the fixing pipe, and concrete is poured into the fixing pipe, so that the rope is fixed to the fixing pipe.

8. The safety shield for steel structural beam builders of claim 7, wherein the end portion of the rope is exposed from the fixing tube and the exposed end of the rope is fitted with a rope fastener which is fastened to the portion of the rope not passing through the fixing tube.

9. The safety guard for steel structural beam constructors according to claim 7, wherein the distance from the rotation axis to the top surface of the steel structural beam is equal to two thirds of the distance from the first through hole to the top surface of the steel structural beam;

10. The safety device for the constructor of the steel structure beam as claimed in claim 1, wherein rotating handles are fixed at both ends of the rotating shaft.