CN101545319B

CN101545319B - Split bolt for concrete template and using method of same

Info

Publication number: CN101545319B
Application number: CN2008100352772A
Authority: CN
Inventors: 杨前
Original assignee: China MCC20 Group Corp Ltd
Current assignee: China MCC20 Group Corp Ltd
Priority date: 2008-03-27
Filing date: 2008-03-27
Publication date: 2011-07-20
Anticipated expiration: 2028-03-27
Also published as: CN101545319A

Abstract

The invention relates to a screw thread tension component, which can make a tying means tightened or tensile for building auxiliary equipment and application thereof, in particular to a split bolt for a concrete template and a using method of same. The split bolt for the concrete form comprises nuts (11, 12), a stud bolt cap (2), double threaded screws (31, 32), a water seal spacing piece (4) and gaskets (51, 52), wherein the water seal spacing piece (4) is fixed in the middle of the stud bolt cap (2), one end of each of the double threaded screws (31, 32) is sleeved with the gaskets (51, 52) and is screwed into the stud bolt cap (2), while the other end is connected with the nuts (11, 12). When the split bolt is in use, templates (81, 82) are fixed by the nuts (11, 12), claw glands (61, 62) and scaffold tubes (71-74). The split bolt has the advantages of simple and convenient mounting, easy dismounting, high working efficiency, and safety and reliability.

Description

Concrete blinding is with split bolt and using method

Technical field

The present invention relates to be used for building auxiliary equipment and have the screw thread tensional element and the application thereof that can make the fastening or tension of tying means, be specially a kind of concrete blinding with split bolt and using method.

Background technology

In the template construction of building trade, split bolt has the control concrete section and is difficult for expanding the effect of mould.Utilization is controlled concrete section effectively to the size between the nut adjustable formwork that draws nut, guarantees the technical requirements of structure size conforms, utilizes split bolt to act on pulling force between the relative template, can solve easily the expand problem of mould of lumber support.Split bolt have easy dress, readily removable, deposit conveniently, the characteristics of recycling.Present widely used concrete blinding split bolt generally processes with Φ 12mm～Φ 14mm round steel, and bolt is processed at two ends, central welding sealing pad.After concrete pouring is finished, because of the reinforcing bar at split bolt two ends penetrates template,, damage template easily so stripping is relatively required great effort, efficiency of construction is also relatively supported.Also need behind the stripping steel bar end is removed with gas cutting, require steel bar end to be cut off the concrete chisel removal part at position before the cutting steel bar end because of operation.This kind operational method is not only taken a lot of work but also time-consuming, because the use of gas cutting has increased the potential safety hazard when complex region is constructed, body of wall steel bar end position concrete is not of uniform size after manually cutting, and it is irregular to whitewash the back vestige, influences the concrete wall overall appearance.

Summary of the invention

In order to overcome the defective of prior art, provide a kind of cutting disassembling easy, and tear back globality aesthetic property screw thread tensional element preferably open, the invention discloses a kind of concrete blinding with split bolt and using method.

The present invention reaches goal of the invention by following technical solution:

A kind of concrete blinding split bolt, comprise nut, stud cap, double threaded screw, sealing pad and packing ring, its structure is: each fixes a nut and makes the stud cap by iron two ends, the sealing pad is fixed on the centre of stud cap, one end overcoat packing ring of double threaded screw also screws in the nut of an end of stud cap, the other end is connected with nut, and it is round table-like that packing ring is, and the end face of roundlet contacts with the nut of stud cap.

The described concrete blinding using method of split bolt, job step is as described below during installation:

A. the sealing pad is fixed in the centre of stud cap, the template placement that is parallel to each other, center fixed the stud cap of sealing pad place the centre of template;

B. double threaded screw passes template respectively and screws in the nut at stud cap two ends, is lined with packing ring between the nut at template and stud cap two ends, and packing ring contacts with the nut of stud cap with the end face of roundlet;

C. the other end of double threaded screw difference overcoat goat's horn gland is installed with scaffold tubes respectively under the goat's horn gland, and the goat's horn gland has nut to fix outward respectively;

D. after template is fixed, fluid concrete in the space of enclosing by template.

Job step is as described below during dismounting:

A. nut and goat's horn gland are screwed out from double threaded screw respectively, unload scaffold tubes;

B. double threaded screw is screwed out in the nut at stud cap two ends respectively and unload;

C. stripping is extractd packing ring;

D. whitewash the hole on the concrete wall.

When the present invention had overcome prior art and uses, concrete pouring was finished rear pattern plate and is removed difficulty, impaired, shortcoming attractive in appearance inadequately easily.The present invention is easy and simple to handle, and various accessories are processed easily, and construction intensity is low, and the construction efficiency height is safe and reliable.The stud cap is easy to processing, and length can determine that Passscheiben can once fixedly be adjusted concrete wall thickness according to the adjustment of concrete wall thickness, makes the concrete wall size obtain accurate in locating control, has guaranteed the construction quality of concrete wall.Double threaded screw determines that according to template, scaffold etc. packing ring is easy to processing, and double threaded screw and packing ring can repeat turnover and use, and reduce construction cost effectively.Simultaneously, the globality and the aesthetic property of concrete wall are improved, and surface of wall is smooth smooth, build the concrete rear pattern plate and dismantle easily.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the front view of stud cap;

Fig. 3 is the left view of stud cap;

Fig. 4 is the front view of double threaded screw;

Fig. 5 is the left view of double threaded screw;

Fig. 6 is the front view of packing ring;

Fig. 7 is the left view of packing ring;

Fig. 8 is a scheme of installation of the present invention.

The specific embodiment

Further specify the present invention by the following examples:

A. make the concrete blinding split bolt:

A kind of concrete blinding split bolt comprises

nut

11,12, stud cap 2, double threaded

screw

31,32, sealing pad 4 and

packing ring

51,52,

As shown in Figures 2 and 3, stud cap 2 respectively welds a nut by iron two ends and makes.Welding sealing pad 4 in the middle of the stud cap 2;

As shown in Figure 4 and Figure 5, the two ends of double threaded

screw

31,32 all are processed with screw thread.One end

overcoat packing ring

51,52 of double threaded

screw

31,32 also screws in the nut of an end of stud cap 2, and the other end is connected with

nut

11,12;

As shown in Figure 6 and Figure 7,

packing ring

51,52 is round table-like.The end face of the roundlet of

packing ring

51,52 contacts with the nut of stud cap 2;

Schematic diagram after concrete blinding is assembled with split bolt as shown in Figure 1.

B. install:

Operation successively as follows:

A. the placement that is parallel to each other of welding sealing pad 4 in the middle of stud cap 2,

template

81,82 is used for fluid concrete in the space that both enclosed, distance between the two is exactly the thickness of concrete wall.The stud cap 2 that sealing pad 4 has been welded in the centre places the centre of

template

81,82; The length of stud cap 2 is slightly less than the thickness of concrete wall;

B. double threaded

screw

31,32 is passed

template

81,82 respectively and screw in the nut at stud cap 2 two ends, be lined with

packing ring

51,52 between the nut at

template

81,82 and stud cap 2 two ends, packing

ring

51,52 is all selected the PVC packing ring for use, and packing

ring

51,52 contacts with the nut of stud cap 2 with the end face of roundlet;

C. the other end of double threaded

screw

31,32 is distinguished overcoat goat's

horn gland

61,62, and the goat's horn gland is installed with

scaffold tubes

71,72,73,74 respectively 61,62 times, has

nut

11,12 fixing outside the goat's

horn gland

61,62 respectively; The length of double threaded

screw

31,32 should be able to guarantee that

nut

11,12 still can screw in double threaded

screw

31,32 and be tightened after screwing in stud cap 2, cover

upper gasket

51,52 respectively, passing

template

81,82, press

scaffold tubes

71,72,73,74 and put goat's

horn gland

61,62.

D. after

template

81,82 is fixed, fluid concrete in by

template

81,82 spaces of being enclosed;

With the schematic diagram behind the concrete blinding usefulness split bolt fixed form as shown in Figure 8.

C. dismounting:

A.

nut

11,12 and goat's

horn gland

61,62 are screwed out from double threaded

screw

31,32 respectively,

unload scaffold tubes

71,72,73 and 74;

B. double threaded

screw

31,32 is screwed out in the nut at stud cap 2 two ends respectively and unload;

C. stripping 81,82,

extract packing ring

51,52;

D. whitewash the hole on the concrete wall.

In the present embodiment and since double threaded screw by packing ring and stud cap to be threaded, adopt dismountable connected mode to make double threaded screw remove easily.And after unloading double threaded screw, without any attachment, so the dismounting of template is also very convenient on the template.It is round table-like that packing ring is, and large round end surface contact template, and packing ring shrinks to inside concrete gradually from template like this, also can picked-off at an easy rate after unloading double threaded screw.After template and packing ring are all removed, with plastering and whitewash and to complete on the concrete wall because of extracing hole that packing ring stays.The cavity of whitewashing is because formed by the packing ring of unified specification, thus whole structure in good order, attractive in appearance.Simultaneously, double threaded screw and packing ring are all recyclable to be used repeatedly, has also reduced material consumption and building costs.

Claims

1. a concrete blinding is with the using method of split bolt, concrete blinding comprises nut (11 with split bolt, 12), stud cap (2), double threaded screw (31,32), sealing pad (4) and packing ring (51,52), each fixes a nut and makes stud cap (2) by iron two ends, sealing pad (4) is fixed on the centre of stud cap (2), double threaded screw (31,32) an end overcoat packing ring (51,52) and screw in the nut of an end of stud cap (2), the other end and nut (11,12) connect, packing ring (51,52) be round table-like, and the end face of roundlet contacts with the nut of stud cap (2), it is characterized in that:

When A. installing, operation successively as follows:

A. sealing pad (4) is fixed in the centre of stud cap (2), template (81, the 82) placement that is parallel to each other, center fixed the stud cap (2) of sealing pad (4) place the centre of template (81,82);

B. double threaded screw (31,32) passes template (81,82) respectively and screws in the nut at stud cap (2) two ends, be lined with packing ring (51,52) between the nut at template (81,82) and stud cap (2) two ends, packing ring (51,52) contacts with the nut of stud cap (2) with the end face of roundlet;

C. the other end of double threaded screw (31,32) difference overcoat goat's horn gland (61,62) is installed with scaffold tubes (71,72,73,74) respectively under the goat's horn gland (61,62), and goat's horn gland (61,62) is outer to have nut (11,12) fixing respectively;

D. after template (81,82) is fixed, fluid concrete in the space of being enclosed by template (81,82);

When B. dismantling, operation successively as follows:

A. nut (11,12) and goat's horn gland (61,62) are screwed out from double threaded screw (31,32) respectively, unload scaffold tubes (71,72,73,74);

B. double threaded screw (31,32) is unloaded from interior back-out of the nut at stud cap (2) two ends respectively;

C. stripping (81,82) is extractd packing ring (51,52);

D. whitewash the hole on the concrete wall.