CN2477746Y

CN2477746Y - Steel framework having veriable length

Info

Publication number: CN2477746Y
Application number: CN 01208419
Authority: CN
Inventors: 魏新民; 辛廷香
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-02-25
Filing date: 2001-02-25
Publication date: 2002-02-20
Anticipated expiration: 2011-02-25

Abstract

The utility model provides a length-adjustable steel form plate connected with a steel form plate with a plane surface and a steel plate with a curved face (patent number 97217606.3) respectively. The steel form plate comprises a form plate unit; the form plate unit consists of an internal plate and an external plate; the width of the internal plate is a little less than that of the external plate; the working plane of the internal surface and the external surface is equipped with a slotted hole and a round hole respectively; and the length-adjustable steel form plate with a curved face consists of an internal plate and an external plate, and the internal plate and the external plate are provided with a fixing plate having a slotted hole and a round hole respectively. To assemble a form plate unit, the internal plate and the external plate are stacked, and a fastening element is mounted in the public hole. The two connecting margins of a form plate unit is a facet or an axially spaced cylinder. The form plate can be connected with a steel form plate with a plane surface or a curved face, thereby enabling the assembly of a form plate component of any length and facilitating construction.

Description

The steel form of variable-length

The utility model relates to the steel form that the fluid concrete member is used, and relates in particular to the steel form that length can be adjusted arbitrarily within the specific limits.

Present widely used common plane steel form has the rectangle working face, and four limits fold narrow plane perpendicular to working face to same direction, and two narrow planes of length direction are fillet, and available linkage docks many steel forms, the lengthening work plane.The plane steel form is a tandem product, is the steel form of 300mm as width, and length is common to be 1m, 1.5m, and plurality of specifications such as 2m, length difference is 0.5m.With the total length after the butt joint of such steel form can only be 0.5m positive integer doubly, can not realize random length, cause difficulty to construction.Curved surface steel mould plate (patent No. 97217606.3) also has the rectangle working face, and length aspect fillet is a hinge, and the back side is provided with the planar shaped fixed head.Because one piece die plates length is fixed numbers, can not realize random length after the butt joint, also can cause constructional difficulties.

The purpose of this utility model provides adjustable length plane and curved surface steel mould plate, can adjust easily and locked lengths, can dock to realize total length arbitrarily with existing plane and curved surface steel mould plate respectively, brings convenience to construction.

The structure of the plane of variable-length and curved surface steel mould plate is equivalent to common plane steel form and curved surface steel mould plate (patent No. 97217606.3) are cut open from the centre, form the inner panel and the outside plate that respectively have 1 rectangle working face, each plate respectively has the fillet of 1 length direction.Dwindle the width of inner panel, than the little 2 times of sheet metal thicknesses of outside plate width.The circular hole that ranks distribute is pressed in the setting of outside plate working face, and the slotted hole that ranks distribute is pressed in the setting of inner panel working face.The planar shaped fixed head of curved surface steel mould plate also subdivision is 2, and the fixed head of outside plate is provided with circular hole, and the fixed head of inner panel is provided with slotted hole.All the length direction of slotted hole is the length direction of inner panel.Circular hole line number and line-spacing are identical with slotted hole line number and line-spacing, and the circular hole columns is more than the slotted hole columns.

Each steel form unit is made up of each 1 of inside and outside plate and many group tightening members, its assembly relation is: the fillet of inner and outer plates is positioned at the outside of modular unit, the outside plate width edge contains the inner panel width edge, fits in the back side of inner panel working face and outside plate working face, and two planar shaped fixed heads are fitted.Slotted hole and circular hole partially overlap, tightening members such as the screw of packing in the common aperture, nut.Tightening member can assemble with every row circular hole of outside plate, and the columns that changes the hole that participates in assembling can be realized grade adjustment that has of modular unit length, and grade adjustment amount that has of single-stage promptly is listed as distance; The length of inner panel slotted hole is much larger than screw diameter, and the move radially amount of screw in slotted hole is the stepless adjustment amount of modular unit length adjustment.Have level to adjust and the adjustment of stepless adjustment fellowship modular unit length, what need only single-stage has a grade adjustment amount to be not more than stepless adjustment amount can to realize that modular unit length is adjustable continuously in adjusting range.

Structure and parameter of the present utility model is provided in detail by Figure of description and embodiment.

Figure of description one is the assembling drawing according to the steel form unit, plane of the variable-length that the utility model proposes.View is made up of front view and vertical view.Front view is the orthographic drawing at the back side of modular unit working face, and vertical view is a sectional view.(1) is inner panel among the figure, and (2) are tightening members such as screw, nut, and (3) are outside plate.Inside and outside plate is that the steel plate of 2.5mm is made with thickness all.Inner panel is except that the right, and all the other 3 edge breaks go out quarter bend and form rectangle plane, and the left side is fillet (1.2), is provided with and the identical circular hole of common plane steel form fillet parameter.Outside plate is except that the left side, and all the other 3 edge breaks go out quarter bend and form rectangle plane, and the right is fillet (3.2), also is provided with and the identical circular hole of common plane steel form fillet parameter.The outside plate width B is 300mm, the inner panel width B ₁Than the little 2 times of sheet metal thicknesses of outside plate width, be 295mm.Inner panel working face (1.1) is provided with 3 row, the 2 row slotted holes that action length is a, and screw maximum radial amount of movement in slotted hole is a, i.e. length dimension L ₁Variable be a and for stepless adjustment; Outside plate working face (3.1) is provided with 3 row, 5 row circular holes, and column pitch is from being b.Because screw can assemble length dimension L with every row circular hole ₂Change thereupon.The distance in the 1st to the 4th a row hole, a left side is 3b, i.e. L in the present embodiment ₂The maximum variable amount be 3b and for there being level to adjust.The length L of modular unit is L ₁With L ₂And, the variable of L is L ₁And L ₂The variable sum, be a+3b.Present embodiment is got a=b=65mm, and then the maximum variable amount of modular unit length L is 260mm.Owing to have stepless adjustment link, make this variable adjustable continuously.

The meaning that inner panel the 2nd row slotted hole and outside plate the 5th row circular hole are set is to increase tightening member quantity, further is adjacent to inner and outer plates, increases the rigidity of modular unit.When length L was big, the 1st row slotted hole overlapped with the 1st, 2,3 row circular holes respectively, and the 2nd row slotted hole overlaps with the 3rd, 4,5 row circular holes respectively, and the 2 row common aperture screw of all packing into uses 6 groups of tightening members altogether.And length L hour, and the 1st row slotted hole overlaps with the 4th row circular hole, and the applying length of inside and outside plate is enough big, and rigidity can have been satisfied the demand, so only use 3 groups of tightening members, inner panel the 2nd row slotted hole leaves unused.

In particular cases, the 2nd row slotted hole is overlapped and idle the 1st row slotted hole with the 1st, 2 row circular holes.This makes modular unit length increase 2b again, and the maximum variable amount increases to 390mm, but the formwork rigidity deficiency, should careful use.

Figure of description two is the assembling drawings according to the curved surface steel mould plate unit of the variable-length that can dock with curved surface steel mould plate (patent No. 97217606.3) that the utility model proposes.View formation and projection relation are with accompanying drawing one.(4) are inner panel among the figure, and (2) are tightening members such as screw, nut, and (5) are outside plate.Inside and outside plate has the working face (4.1 and 5.1) of same length, and width folds right-angle side.The width B 1 of inner panel is than the little 2 times of sheet metal thicknesses of width B of outside plate.The left side fillet of inner panel and the right side fillet of outside plate all adopt the cylinder (4.2 and 5.2) with curved surface steel mould plate (patent No. 97,217,606 1) the axial interruption that parameter is identical, and cylinder external cylindrical surface and working face (4.1 and 5.1) are tangent.The setting of inner panel working face distributes by ranks, action length is the slotted hole of a, and present embodiment is 4 row, 1 row holes; The circular hole that ranks distribute is pressed in the setting of outside plate working face, and present embodiment is 4 row, 3 row holes, and pitch-row is b.The inside and outside plate working face back side respectively is provided with the planar shaped fixed head (4.3 and 5.3) perpendicular to cylinder axis, and fixed head is provided with the long arc-shaped holes identical with the curved surface steel mould board parameter.The slotted hole that it is a that the fixed head of inner panel is provided with 1 action length, the circular hole that it is b that the fixed head of outside plate is provided with 3 pitch-rows.There are binding face in assembling back inner panel working face and the back side of outside plate working face, two fixed heads, the tightening member of packing in the common aperture of slotted hole and circular hole.The maximum variable amount of modular unit length L is a+2b, gets a=b=35mm, and then the maximum variable amount is 105mm and adjustable continuously.

Comprehensive two embodiment as can be known, design feature of the present utility model is: the steel form unit of two kinds of variable-lengths all is made up of inside and outside plate; The inner panel width is than the little 2 times of sheet metal thicknesses of outside plate width; The inner panel working face is provided with the slotted hole that distributes by ranks, and the outside plate working face is provided with the circular hole that distributes by ranks; The inside and outside plate of the curved surface steel mould plate of variable-length respectively is provided with the planar shaped fixed head, and fixed head is respectively equipped with slotted hole and circular hole; Assemble the tightening member of packing in the whole common aperture in back.Said structure makes the utility model length can stepless adjustment in given range.The utility model fillet is identical with the fillet of common plane steel form and curved surface steel mould plate, can dock use with common plane steel form and curved surface steel mould plate respectively, can assemble out the template assembly of random length, brings convenience to construction.

The whole parts of the utility model are reusable.

Claims

1, the steel form of the variable-length that can dock with common plane steel form and curved surface steel mould plate (patent No. 97217606.3) respectively in the concrete component construction is characterized in that each steel form unit is by an inner panel (1; 4), outside plate (3; 5) reaching many group tightening members forms; Inner panel (1; 4) and outside plate (3; 5) all has a rectangle working face (1.1; 3.1; 4.1; 5.1); The width both sides are provided with right-angle side; Plane steel form inner panel (1) and outside plate (3) length direction respectively are provided with a fillet (1.2; 3.2); Curved surface steel mould plate inner panel (4) and outside plate (5) length direction respectively are provided with a cylinder (4.2 that axially is interrupted; 5.2), working face (4.1; 5.1) the back side planar shaped fixed head (4.3 respectively is set; 5.3); The inner panel working face (1.1 of two kinds of steel forms; 4.1) and planar shaped fixed head (4.3) slotted hole is set, outside plate working face (3.1; 5.1) and planar shaped fixed head (5.3) circular hole is set; The tightening member of packing in the common aperture of slotted hole and circular hole.

2, steel form according to claim 1 is characterized in that inner panel (1; 4) width B 1 is than outside plate (3; 5) the little 2 times of sheet metal thicknesses of width B.

3, steel form according to claim 1 is characterized in that the fillet (1.2 of plane punching block inner panel (1) and outside plate (3) length direction; 3.2) be round-meshed rectangle plane perpendicular to working face.

4, steel form according to claim 1 is characterized in that the cylinder (4.2 of the axial interruption of curved surface steel mould plate inner panel (4) and outside plate (5) length direction; 5.2) external cylindrical surface and working face (4.1; 5.1) tangent.

5, steel form according to claim 1 is characterized in that curved surface steel mould plate working face (4.1; 5.1) the planar shaped fixed head (4.3 at the back side; 5.3) be that the plane is perpendicular to flat board cylinder axis, that be provided with a long arc-shaped holes.

6, steel form according to claim 1 is characterized in that two kinds of steel form inner panel working faces (1.1; 4.1) and the slotted hole that is provided with of planar shaped fixed head (4.3) for distribute by ranks, action length is that the slotted hole of a and the length direction in hole are the length direction of inner panel; Outside plate working face (3.1; 5.1) and the circular hole that is provided with of planar shaped fixed head (5.3) for the circular hole that distributes by ranks and column pitch from the action length a that is not more than slotted hole, the circular hole columns is more than the slotted hole columns.