CN201109991Y

CN201109991Y - Novel scaffold board

Info

Publication number: CN201109991Y
Application number: CNU2007201718132U
Authority: CN
Inventors: 吴健; 高歌; 黄家权; 徐川
Original assignee: Daya Bay Nuclear Power Operations and Management Co Ltd
Current assignee: Daya Bay Nuclear Power Operations and Management Co Ltd
Priority date: 2007-09-14
Filing date: 2007-09-14
Publication date: 2008-09-03
Anticipated expiration: 2017-09-14

Abstract

The utility model relates to a novel scaffold board, which comprises a support body and a deck, wherein the support body is a frame metal component, and the deck is fixed on the support body. The utility model uses a frame support body and a deck structure, the history that an original wood is used as the scaffold board is changed, through using the metal component, the scaffold board is firm and durable, the service life is long, the scaffold board is not easy to stain, the decontamination is convenient, the scaffold board is capable of preventing fire. The scaffold board uses the metal component, thereby being convenient to install and use, being capable of voiding the mode that an iron wire is used to fix the scaffold board, and saving massive materials.

Description

A kind of novel scaffold floor

Technical field:

The utility model relates to fastener type steel pipe scaffold, says so exactly to be used for scaffold, has the scaffold floor of security protection effect.The not only easy cleaning decontamination of this scaffold floor, and in light weight, and intensity is big, non-skid property, long service life.

Background technology:

Nuclear power plant's equipment all needs to build scaffold when installation and maintenance, the scaffold floor on the scaffold all is in the past to use solid wood, and the solid wood resource is comparatively in short supply, and its shortcoming is: one, can not prevent fires; Two, stain easily, contamination is difficult for decontamination; Three, with scaffold floor assembly manipulation platform gap not of uniform size is arranged, small article easily falls; Four life-spans are short, will scrap in 1 year; Five, the fixing means of solid wood scaffold floor on scaffold is to bundle with iron wire, will waste iron wire one time with a scaffold floor, waste is something, more seriously, these iron wires can only be handled by radioactive solid waste, and these radwastes were cumulative for a long time in older month, this has all increased many burdens for each nuclear power plant.

And the scaffold floor on the present scaffold, except the solid wood structure that nuclear power is used, other construction site also is to adopt plank as scaffold floor, the employing of a large amount of planks, seriously waste the forest reserves, be limited the application life of plank simultaneously, in work progress, plank also can be owing to a variety of causes causes damaging, break and can't use, the loss situation is also very serious, therefore development can replace existing plank scaffold floor, and strength ratio plank scaffold floor is better, uses safer, fixing more convenient, can prevent fires again, a kind of novel scaffold floor of longer service life will be very significant.

The utility model content:

Based on this, the purpose of this utility model provides a kind of novel scaffold floor, and this scaffold floor intensity is big, safe in utilization, is provided with conveniently, is difficult for staiing, and is convenient to decontamination again, and can prevents fires long service life.

Another purpose of the present utility model is to provide a kind of novel scaffold floor, and the upper surface antiskid function of this scaffold floor is better than the surface of solid wood scaffold floor, and the people walks, works safer in the above.

Another purpose of the present utility model is to provide a kind of novel scaffold floor, this scaffold floor with the arm contact site of metal scaffolding, be provided with shoe, make scaffold floor be difficult for when mounted skidding, a difficult problem of easily skidding when solving the steel to steel contact.

Another purpose of the present utility model is to provide a kind of novel scaffold floor, and this scaffold floor also has fastening devices, and being installed on the scaffold easily, and this fastening devices can be recycling, can not leave over any obsolete material.

The utility model is achieved in that

A kind of novel scaffold floor, it includes supporter and plate face, and its supporter is the frame shape hardware, and the plate face is fixed on the supporter.

The plate face is that metal material is made.

On the plate face of metal, be provided with the protruding anti-skidding projection of many rows, anti-skidding protruding top rushes to the right-angled intersection rib again.

The plate face two ends of metal are provided with in order to fixing chute, and the general length of chute is 300 millimeters.

Supporter is a square structure, also is provided with the longitudinal bracing muscle in it.

Brace rod is generally the 2-4 bar for being at least one, to form strong support.

Scaffold floor also is provided with fastening devices, in order to the position relation of fixing feet palm and scaffold oneself.

This fastening devices is by colluding part, and a packing ring and a bolt are formed, and colluding part is hook arrangement, and its upper end is provided with packing ring and bolt, and is that the upper end is provided with the screw thread that cooperates with bolt colluding part.

For safe in utilization, with 2 points on the argon arc solder joint, make the bolt lower surface bolts and nuts become as a whole.

This fastening devices is the chute that is provided with by at the supporter two ends, directly cooperates with the stay pipe of scaffold.Constitute because scaffold is generally standard fitting, the distance of the stay pipe of scaffold is fixed, and can regulate fastening devices by center, plate face two ends chute, makes it can be placed on the stay pipe of scaffold just.Therefore it is flawless to be assembled into operating platform with this scaffold floor, has prevented that the small article high-altitude from falling, and has solved the gap of wooden scaffold floor with the fixing generation of iron wire simultaneously.

The two ends, bottom of supporter are provided with slipmat, and slipmat is made of leather, VELCRO.

The utility model adopts the supporter and the panel construction of frame shape, has changed the history of original plank as scaffold floor, by the employing of metal parts, makes scaffold floor sturdy and durable, long service life, and be difficult for staiing, be convenient to decontamination again, and can prevent fires.

And metal parts is convenient to install and use, and can avoid originally using iron wire to carry out the fixing mode of scaffold floor, has saved wide variety of materials, and the employing of this utility model can not produce the obsolete material of any fixedly generation.

Description of drawings:

The structural representation that Fig. 1 implements for the utility model;

Fig. 2 is a structure schematic diagram of the present utility model,

The structural representation that Fig. 3 uses for the utility model,

Fig. 4 is the structural representation of fixed hook that the utility model is implemented.

The specific embodiment:

Below in conjunction with accompanying drawing enforcement of the present utility model is elaborated.

In following embodiment, be the embodiment that scaffold floor carried out, but do not represent it can not be applied to other construction site at the nuclear power station scaffold.

Consider the special circumstances of nuclear power station, scaffold floor can not be too heavy, and because of the high-altitude industry, too heavy not only labour intensity is big, and dangerous; The intensity of scaffold floor higher than solid wood in addition;

This besides scaffold floor can be securely fixed in scaffold floor on the scaffold easily and quickly, and this scaffold floor can both recycle at every turn, does not leave over any refuse;

Also consider the needs that scaffold floor is safe and reliable, anti-skidding.

In order to satisfy above-mentioned purpose, must develop a kind of intensity under the situation of 2 meters of spans, bear the scaffold floor of the concentrated load weight of 250kg.To the scaffold floor size, cross section 250 * 50mm is selected in the requirement of length for use according to nuclear power plant, and length L=1.5-4m is as designing requirement.

As shown in Figure 1 and Figure 2, this scaffold floor 10 is that this member is become with some horizontal bars (141,143,144) assembly welding by two girders 14 by the framing component of the rectangular tube assembly welding one-tenth of 50 * 25mm.Thin guiding principle plate of weldering is as panel 11 above the member, what this steel sheet can be with stainless also available carbon steel, the central symmetry in steel plate two ends processes the chute 13 of two length and width=300 * 20mm.This member good looking appearance is difficult for staiing, and is convenient to clean decontamination, because material is a steel, also can prevent fires certainly, every meter weight 6.5kg is suitable with the solid wood scaffold floor.Scaffold floor 10 is under the situation of 2 meters of spans, and the weight of 250kg is hung in the centre, and the deformation layer elastic deformation of scaffold floor, intensity are 2 times of solid wood scaffold floors.

At the two ends of scaffold floor 10, promptly between the

horizontal bar

143 and 144 of both sides,, also be provided with reinforcing rib 142, in order to strengthen the supporting role at scaffold floor two ends in order to strengthen support strength.

Consider anti-skidding purpose, we process the equidistant conical boss 12 of vertical seven rows at the panel 11 of every scaffold floor, the upper surface of each boss 12 bloats two ribs of right-angled intersection again, these two ribs no matter workman's pin the plate face where take up an official post to step on, its non-skid property is all much better than the plate face of solid wood scaffold floor.Like this, the workman uses just safer in the high-altitude.

In the application process of reality, as everyone knows, scaffold floor is a steel construction piece, scaffold also is a steel construction piece, be placed on the scaffold at scaffold floor, before unfixing as yet, steel to steel, confront the tough with toughnees and skid easily, in order to overcome this problem, so that in use safer, the two ends, bottom of this scaffold floor 10 are provided with a kind of slipmat 15 that is made of ox-hide and VELCRO, usually this slipmat 15 is fixed on the scaffold floor soffit apart from end 300mm place, so just solves the difficult problem that steel to steel skids easily.

In conjunction with Fig. 4, in this embodiment, also be provided with special immobilising device 16, promptly this scaffold floor has the immobilising device that colludes shape, this device includes the member of a hot investment casting, the standard bolt 162 of a non-standard packing ring 161 and M12 * 35 is formed, member has standing part 163, extension 164 and hook part 165, standing part 163 is provided with screw thread, be connected with bolt 162, in order to clamp feet palm 10, the bottom of standing part 163 connects hook part 165 by extension 164, and standing part 163 and extension 164 form the structure of falling L, be convenient to make bolt 162 to pass standing part 163, also be convenient to hook part 165 is set, make hook part 165 can not produce skew, be difficult to collude the support column that is tied to scaffold.During use, the support column of scaffold 20 is caught in hook part 165, reaches fixation.

For safe in utilization, during the immobilising device assembling, with 2 points on the argon arc solder joint, make M12 bolt 162 lower surfaces bolts and nuts become as a whole.Like this can be in 12 li slips of chute of the 300 * 20mm at scaffold floor two ends, after as long as the hook part 165 of immobilising device 16 slides into the support column 21 that catches on scaffold, with spanner the bolt 162 of immobilising device 16 is tightened, just scaffold floor 10 is fixed on the scaffold 20 securely, can thoroughly changes the history that scaffold floor always bundlees with iron wire like this.

Use as shown in Figure 3, scaffold 20 is to build by some support columns 21, therefore, laterally lay scaffold floor 10 according to the distance between the support column 21, the bottom of scaffold floor 10 has slipmat 15, simultaneously, the lateral separation of scaffold floor 10 makes 21 of support columns can hold polylith scaffold floor 10 just, and do not have unnecessary space, and making the fixed-site of scaffold floor 10 on support column 21 like this, can not slide;

In conjunction with immobilising device 16, support column 21 is caught in hook part 165 again, bolt 162 passes chute 13 and is connected on the standing part 163, scaffold floor 10 firmly can be fixed on the scaffold 20.

Boss 12 on the scaffold floor 10, and in conjunction with the right-angled intersection rib on the boss, making the people stand on the scaffold floor 10 can not skid, panel 11 is made for metal material, can be convenient to clean, can use the supporting body structure of frame shape for a long time, make that this scaffold floor structure is firm, support evenly, and long service life.

Below only be a kind of embodiment of the present utility model, every effect is identical with the utility model or approximate, has identical creation thinking, and tool is identical or approximate construction, all in protection domain of the present utility model.

Claims

1, a kind of novel scaffold floor is characterized in that this scaffold floor includes supporter and plate face, and its supporter is the frame shape hardware, and the plate face is fixed on the supporter.

2, novel scaffold floor as claimed in claim 1 is characterized in that the plate face is that metal material is made.

3, novel scaffold floor as claimed in claim 2 is characterized in that being provided with anti-skidding projection on the plate face of metal, and anti-skidding projection is provided with intersection cross rib.

4, novel scaffold floor as claimed in claim 3 is characterized in that the scaffold floor two ends offer fastening devices and regulate chute.

5, novel scaffold floor as claimed in claim 1 is characterized in that supporter is a square structure, also is provided with the longitudinal bracing muscle in it.

6, novel scaffold floor as claimed in claim 1 is characterized in that brace rod is for being at least one.

7, novel scaffold floor as claimed in claim 1 is characterized in that scaffold floor also is provided with fastening devices, in order to the position relation of fixing feet palm and scaffold oneself.

8, novel scaffold floor as claimed in claim 8 is characterized in that this fastening devices is by colluding part, and a packing ring and a bolt are formed, and colluding part is hook arrangement, and its upper end is provided with packing ring and bolt, and is that the upper end is provided with the screw thread that cooperates with bolt colluding part.

9, novel scaffold floor as claimed in claim 8 is characterized in that this fastening devices, is the holddown groove that is provided with at the supporter two ends, and holddown groove is a deep-slotted chip breaker.

10, novel scaffold floor as claimed in claim 1 is characterized in that the two ends, bottom of supporter being provided with slipmat, and slipmat is by leather, VELCRO material.