CN103894938A

CN103894938A - Scaffold platform

Info

Publication number: CN103894938A
Application number: CN201310148783.3A
Authority: CN
Inventors: 陈星光
Original assignee: SSW Pte Ltd
Current assignee: Central Asia Maritime Private Ltd.
Priority date: 2012-12-26
Filing date: 2013-04-25
Publication date: 2014-07-02
Anticipated expiration: 2033-04-25
Also published as: MY161016A; SG2012095386A; CN103894938B

Abstract

The invention discloses a scaffold platform made of a single galvanized metal sheet. The scaffold platform comprises a flat central part and two side parts. The central part comprises a plurality of grooves of a first groove and a second groove, and each of the grooves is provided with a semicircular protrusion, which is provided with a concave bottom surface used for restricting the concave part. Each of the two side parts is extended downwards to the central part, and is bent and extended upwards to be contacted with the central part, and is ended on the free end. One segment of one side is extended in the concave part of the first groove, and is substantially extended along the contour of the bottom surface of the first groove, and the free end is ended on the bottom surface of the first groove. The area of the other side part is extended to the concave part of the second groove, and is substantially extended along the contour of the bottom surface of the second groove, and the free end is ended on the bottom surface of the second groove.

Description

The landing stage of scaffold

Technical field

The present invention relates to the landing stage of scaffold, the landing stage of scaffold particularly using at dock place.

Background technology

Scaffold is temporary structure, for the construction at building and other large scale structures or reparation support personnel and material.The landing stage of scaffold provides working surface for scaffold user.The landing stage of scaffold is made up of plated metal conventionally, and supports the people that works and the weight of the various materials that he may use thereon.Then this landing stage of scaffold is by being fixed to scaffold such as suspension hook.

Sandblast is under high speed, to advance abrasion sprayed on material to clean with effects on surface or etched behavior.Sandblast is used in the process that ship is built and ship is repaired in dock.Coarse sand is normally for the sprayed on material of ship sandblast, and coarse sand is made up of cast iron or steel conventionally.Spray coarse sand with sand-blasting machine.

Because the size of ship is large, thereby conventionally use scaffold, divide so that sand-blasting machine operator can arrive the higher part of ship.But problem is, coarse sand has the tendency in the unlimited underframe that is trapped in the landing stage of scaffold.Therefore, will have to spended time and money removes these coarse sands.In addition, after sandblast operation, conventionally the coarse sand having used reclaimed or collected, making the described coarse sand can be again for the operation of sandblasting next time.If coarse sand is trapped in the unlimited underframe of the landing stage of scaffold, regaining so these coarse sands will be very difficult for re-using.To have to spended time and energy for this recovery process again.

Therefore, there are the needs to the landing stage of scaffold that can overcome the above problems or a kind of novel landing stage of scaffold is at least provided.

It is also important that, the landing stage of scaffold must can bear high breaking load, is being used for the weight of any material that carries out cleaning to have sufficient intensity with support scaffolding user and this scaffold user.Another object of the present invention is to propose a kind of landing stage of scaffold design that can bear higher breaking load.

Summary of the invention

According to an embodiment, a kind of landing stage of scaffold of being made up of monolithic galvanized metal has been described, this landing stage of scaffold comprises that a flat central portion divides and two sidepieces.Middle body comprises the multiple grooves that comprise the first groove and the second groove, and each in described multiple grooves is half-circle projection, and described half-circle projection has the recessed basal surface that limits recess.Each in two sidepieces is all from middle body to downward-extension, thereby and then bending upwards extend to contact middle body, and end at free end.Wherein, a section of a sidepiece extends in the recess of the first groove, and roughly follows the profile of the basal surface of the first groove, after its free end ends at the basal surface of the first groove.One section of another sidepiece extends in the recess of the second groove, and roughly follows the basal surface profile of the second groove, after its free end ends at the basal surface of the second groove.

Preferably, the landing stage of scaffold further comprises the bracket of the end that is mounted to the landing stage of scaffold, so that the section of two sidepieces is sealed.

Preferably, middle body comprises multiple perforation.

Preferably, the landing stage of scaffold further comprises stiffener.

Describe the present invention in detail now with reference to accompanying drawing.

Brief description of the drawings

Accompanying drawing shows the disclosed embodiments and for explaining the principle of the disclosed embodiments.But, should be understood that, introduce these accompanying drawings only for schematic object, and not for defining the application's restriction.

Fig. 1 is the stereogram of the landing stage of scaffold generally known in the art.

Fig. 2 is the cross-sectional side view of the landing stage of scaffold generally known in the art.

Fig. 3 is the stereogram according to the landing stage of scaffold of the present invention.

Fig. 4 is the cross-sectional side view according to the landing stage of scaffold of the present invention.

Fig. 5 is the ' close up view of A' part in Fig. 4.

Fig. 6 shows the stereogram according to the landing stage of scaffold of the present invention, wherein, bracket is installed in one end of this landing stage of scaffold.

Fig. 7 shows the bottom isometric view according to the landing stage of scaffold of the present invention, and the end of this landing stage of scaffold is provided with bracket.

Now with reference to above-mentioned accompanying drawing, exemplary but non-limiting example of the present invention is described.

Detailed description of the invention

Fig. 1 is the stereogram of the landing stage of scaffold 100 generally known in the art.The landing stage of scaffold 100 has middle body 101 and sidepiece 102,103.

Fig. 2 is the cross-sectional side view of the landing stage of scaffold 100.Sidepiece 102,103 is from middle body 101 to downward-extension, thereby and then bends upwards to extend the profile that forms roughly to become U-shaped.Sidepiece 102,103 ends at free end 104,105 places.Free end 104,105 does not contact middle body 101, forms gap 106,107.Such reason is the amount in order to reduce required metal, thereby and also alleviates the weight of the landing stage of scaffold 100.Therefore dirt, dust and coarse sand can enter sidepiece 102,103 and be gathered in wherein via gap 106,107.Therefore, sidepiece 102,103 is as the open container of dirt, dust and coarse sand.

Referring now to Fig. 3, it shows according to the stereogram of the landing stage of scaffold 200 of the present invention.The landing stage of scaffold 200 is monolithic zinc plated sheet metals, and its bending is also shaped to such an extent that form the smooth middle body 201 with a length, and this middle body is by sidepiece 202,203 side joints, and described sidepiece extends identical length.

Middle body 201 has groove 204.Groove 204 is half-circle projection, and described half-circle projection extends longitudinally the length of middle body 201.Groove 204 is outwards outstanding from middle body 201.Groove 204 is spaced apart certain distance preferably.Groove 204 increases friction and the grip of scaffold user's footwear, and therefore improves scaffold user's security.Middle body 201 also has perforation 208.Perforation 208 penetrates middle body 201, and reduces the amount of required metal and therefore alleviate the weight of the landing stage of scaffold 200.

The landing stage of scaffold 200 has two ends.Referring now to Fig. 4, it shows the cross-sectional side view of an end of the landing stage of scaffold 200.Sidepiece 202,203 is from middle body 201 to downward-extension, thereby and then bending upwards extend to contact middle body 201.Sidepiece 202,203 ends at free end 206,207 places.Each groove 204 all has basal surface 205.Basal surface 205 has the concave shape of the recess that limits groove 204.

Preferably, sidepiece 202,03 upwards extends, until a section of sidepiece 202,203 contacts the basal surface 205 of one of them groove 204.Preferably, the groove that this groove 204 is the most close corresponding sidepieces 202,203.Fig. 5 shows the ' close up view of A' part in Fig. 4.One section of sidepiece 202 extends in the recess of groove 204.Preferably, a section of sidepiece 202 is roughly followed the profile of basal surface 205, after its free end 206 ends at basal surface 205.The design obtaining has kidney shape shape as shown in FIG. 5.Obviously, sidepiece 203 can have the design identical with sidepiece 202.

Due to a section contact basal surface 205 of sidepiece 202, thereby there is not gap between sidepiece 202 and basal surface 205.For sidepiece 202,203 is sealed completely, bracket (not shown) can be installed in an end of the landing stage of scaffold 200.Like this, dirt, dust and coarse sand no longer can enter sidepiece 202,203 and be gathered in wherein.

Fig. 6 shows the stereogram of the landing stage of scaffold 200, and wherein, bracket 209 is installed in an end of the landing stage of scaffold 200.Although not shown in Figure 6, but another end also can be provided with second bracket 209.Bracket 209 is conventionally made of metal and is hollow.An end of the size of bracket 209 and design and the landing stage of scaffold 200 is complementary, makes bracket 209 flush with sidepiece 202,203 and sidepiece 202,203 is sealed completely.

Fig. 7 shows the bottom isometric view of the landing stage of scaffold 200, and wherein, two ends of the landing stage of scaffold 200 are all provided with bracket 209.The landing stage of scaffold 200 has the stiffener 210 of placing along its bottom surface.This is the structural strength in order to increase the landing stage of scaffold 200.

Another advantage of being given by the design of the landing stage of scaffold 200 is to realize good maximal destruction load.Table 1 shows and makes five samples of the landing stage of scaffold 200 stand the deflection of recording after deflection and cripping test and the value of bearing load.

Table 1

Comparatively speaking, the landing stage of scaffold of standard has the deflection value of 5.8Omm and the maximal destruction load of 3.16kN under similar test condition.Therefore, the landing stage of scaffold 200 demonstrates remarkable maximal destruction load value.And in order to meet safety regulation, at the middle part span 3 meters of landing stages of scaffold under 0.94kN everywhere, deflection value can not exceed lOmm, and maximal destruction load must exceed 235kN.By these tests, it is evident that, the landing stage of scaffold 200 meets safety regulation.

Step for the manufacture of the landing stage of scaffold 200 is as follows :-

Step 1: get galvanized metal board raw material, and be packaged as the form of rolling.The weight of the metallic plate of this rolling is conventionally between 3 to 5 tons.

Step 2: the metallic plate of rolling is loaded on reeler, and this reeler launches metallic plate be supplied in die punching machine.

Step 3: perforating press stamps out a series of holes to form perforation 208, and the metallic plate of having removed extruded material is sent to rolling station (rollingstation).

Step 4: in rolling station, a series of rollers make the intended shape that forming sheet metal bending are the landing stage of scaffold 200.In this step, form the shape of middle body 201, sidepiece 202,203 and groove 204.Then the landing stage of scaffold 200 is cut into desired size.

Step 5: then bracket 209 is installed and is soldered to each in two ends of the landing stage of scaffold 200.

Step 6: the bottom surface that stiffener 210 is soldered to the landing stage of scaffold 200.

In this application, unless stated otherwise, otherwise term " comprises (comprising) ", " comprising (comprise) " and phraseological modification thereof be intended to representative " open " or " comprising " language, make them not only comprise listed element, and allow to comprise the additional element clearly not listing.

After reading above-mentioned disclosing, to those skilled in the art, in the case of not deviating from the application's spirit and scope, the application's various other amendments and adjustment are apparent, and all such amendments and adjust be all intended to fall in the scope of claims.

Claims

1. a landing stage of scaffold, is made up of monolithic galvanized metal, and the described landing stage of scaffold comprises:

One flat central portion is divided and two sidepieces;

Described middle body comprises multiple grooves, and described multiple grooves comprise the first groove and the second groove, and each in described multiple grooves is half-circle projection, and described half-circle projection has the recessed basal surface that limits recess;

Each in described two sidepieces is all from described middle body to downward-extension, thereby and then bending upwards extend to contact described middle body, and end at free end;

Wherein, one section of a sidepiece in described sidepiece extends in the recess of described the first groove and roughly follows the profile of the basal surface of described the first groove, after its free end ends at the basal surface of described the first groove, and a section of another sidepiece extends in the recess of described the second groove and roughly follows the profile of the basal surface of described the second groove, after its free end ends at the basal surface of described the second groove.

2. according to the landing stage of scaffold in any one of the preceding claims wherein, further comprise bracket, described bracket is mounted to the end of the described landing stage of scaffold, to seal the described section of described two sidepieces.

3. according to the landing stage of scaffold in any one of the preceding claims wherein, wherein, described middle body comprises multiple perforation.

4. according to the landing stage of scaffold in any one of the preceding claims wherein, further comprise stiffener.