CN102359269B - Support structure of cast-in-place concrete beam template - Google Patents

Abstract

A support structure for cast-in-place concrete beam formwork, comprising a beam formwork vertical support frame, a jacking, a joist, and a beam formwork; wherein the jacking is arranged on the beam formwork vertical support frame, and the joist is set On the jacking, the beam template is arranged on the joist; the outer corrugation of the side formwork of the beam template is fixed by a plurality of beam-through bolts; the beam-through bolts pass through the The gap in the inner corrugation of the side form; the two ends of the bolts passing through the beam are fixed with supporting clamps, and the support clamp is located in the gap in the inner corrugation of the side form. The vertical support frame of the beam formwork includes a support pole and a horizontal pole, and both the support pole and the horizontal pole are made of steel pipes. The invention has the advantages of simple structure, convenient operation and good construction quality.

Description

Support structure of cast-in-place concrete beam formwork

【Technical field】

The invention belongs to the field of construction engineering, and in particular relates to a supporting structure of a cast-in-place concrete beam formwork.

【Background technique】

At present, in construction engineering, it is used for the formwork support of cast-in-place concrete beams. Wood flute or steel flute or steel and wood flute are used in combination. This kind of support system has the problem that the outer flute of the beam side formwork cannot be directly and effectively connected with the joist or wood flute at the bottom of the beam. The installation process is complicated, the installation efficiency is low, and the installation quality is poor. The problem.

【Content of invention】

The technical problem to be solved by the present invention is to provide a supporting structure of cast-in-place concrete beam formwork with simple structure, convenient operation and good construction quality.

A supporting structure of cast-in-place concrete beam formwork, comprising a vertical support frame of beam formwork, a jacking, a joist, and a beam formwork; wherein the jacking is arranged on the beam formwork frame, and the joist is arranged on the On the jacking, the beam formwork is set on the joist;

The vertical support frame of the beam formwork includes support poles and horizontal poles; the support poles are provided with a plurality of vertical poles along the longitudinal direction of the beam, and at least two are arranged along the transverse direction of the beam; set in the direction, and form a whole by connecting with the support pole through a fastener;

The beam template includes a beam side form, a beam bottom form, and a side form outer corrugation; a side form inner corrugation is arranged at intervals between the beam side form and the side form outer corrugation; the beam bottom form and the support The inner corrugations of the bottom mold are arranged at intervals between the beams;

The outer corrugation of the side form is fixed by a plurality of beam-through bolts; the beam-through bolts pass through the gaps in the side-form inner corrugations; the two ends of the beam-through bolts are provided with supporting clips for fastening. Fixed, the supporting clip is located in the gap of the inner flute of the side form;

The supporting clamp is in the shape of a "Zigzag", including a clamping plate, a clamping table, and a supporting foot; the supporting foot is supported on the outer surface of the beam side form, and a screw hole is also arranged on the supporting foot, and the clamping plate is clamped on the The inner surface of the outer flute of the side form; the bolts passing through the beam pass through the screw holes on the support feet.

Further, the outer surface of the beam-through bolts is also sleeved with sleeves.

Further, steel pipes are used for the supporting vertical rods and horizontal rods of the beam formwork frame.

The invention has the advantages of simple structure, reasonable and scientific, convenient installation and operation, and easy control of construction quality; the support clamps with legs used for fixing the width of the bolts through the beam have a novel structure, and can be used on both sides of the beam. The single outer corrugated steel pipe of the formwork is fixed in opposite directions to reduce the use of the outer corrugated formwork on both sides of the beam. The width of the bolts passing through the beam at the bottom is convenient for reinforcing the beam side formwork, which is conducive to improving the quality of the construction concrete beam.

【Description of drawings】

The present invention will be further described below with reference to the accompanying drawings and embodiments.

Fig. 1 is a schematic diagram of the structure of the front view of the present invention.

Fig. 2 is a schematic diagram of a side view of the present invention.

Fig. 3-1 is a schematic structural diagram of the front view of the jacking in the present invention.

Fig. 3-2 is a schematic structural diagram of a side view of the jacking bracket in the present invention.

Fig. 4-1 is a structural schematic diagram of the support clip on the left side of the middle beam of the present invention.

Fig. 4-2 is a structural schematic diagram of the supporting clip on the right side of the center beam of the present invention.

Fig. 5 is a schematic diagram of the structure of the bolts passing through the beam in the present invention.

【Detailed ways】

Please refer to Figures 1-2, a support structure for cast-in-place concrete beam formwork, including a beam formwork vertical support frame 100, a jacking 4, a joist 5, and a beam formwork 200; wherein the jacking 4 is arranged on the beam formwork frame 100 , the joist 5 is set on the jacking 4 , and the beam template 200 is set on the joist 5 .

The vertical support frame 100 of the beam formwork includes a support pole 1 and a horizontal pole 2; several support poles 1 are arranged along the longitudinal direction of the beam 300, and at least two are arranged along the transverse direction of the beam 300; They are arranged vertically and horizontally at certain intervals, and are connected with the support pole 1 through fasteners 3 to form a whole.

The beam formwork 200 includes a beam side form 8, a beam bottom form 6, and a side form outer corrugation 10; a side form inner corrugation 9 is arranged at intervals between the beam side form 8 and the side form outer corrugation 10; the beam bottom form 6 A bottom mold inner flute 7 is arranged at intervals with the joist 5 .

The outer corrugation 10 of the side form is fixed by a plurality of beam-through bolts 11; the beam-through bolts 11 pass through the gap of the side-form inner corrugation 9; the two ends of the beam-through bolts 11 are provided with supporting clips 12 for fixing. The supporting clip 12 is located in the gap of the inner flute 9 of the side form.

The support pole 1 is made of steel pipes and at least two are arranged transversely along the beam, and several are arranged longitudinally along the beam; the horizontal pole 2 is made of steel pipes with the same diameter as the They are arranged vertically and horizontally at certain intervals and are fastened with the support pole 1 through the fastener 3 to form a whole.

As shown in Figure 3-1 to Figure 3-2, the jacking 4 includes a screw 401, a bolt 402, and a U-shaped supporting plate 403; the screw 401 is inserted into the upper end of the supporting pole 1, and the bolt 402 of the jacking 4 is supported on the supporting pole. 1. At the upper end, the bolt 402 can be rotated along the screw on the surface of the screw rod 401 to adjust the elevation of the U-shaped pallet 403 of the jacking 4; On the U-shaped supporting plate 403 of the bottom mold, the inner corrugation 7 of the bottom mold is a rectangular wooden corrugation, which is placed on the steel pipe joist 5 and at least two are arranged; the bottom mold 6 of the beam is nailed on the inner corrugation 7 of the bottom mold; The inner corrugation 9 of the mold adopts a rectangular wooden corrugation and is horizontally arranged on the outer surface of the beam side formwork 8. The inner corrugation 9 of the side form is provided with at least two lines; shaped steel pipes and are vertically arranged on the outer sides of the inner corrugations 9 of the sideforms at a certain interval; The lower part of the beam side formwork 8 is deformed and shifted; the upper part of the side formwork corrugation 10 is fixed by the beam-through bolts 11, and the two ends of the beam-through bolts 11 are fixed with supporting clips 12, as shown in Figure 4-1 to Figure 4 As shown in -2, the supporting feet 1201 of the supporting clamp 12 are supported on the outer surface of the beam side form 8, and the clamping plate 1202 of the supporting clamp 12 is clamped on the inner surface of the outer flute 10 of the side form. The screw rod 1101 of 11 passes through the screw hole 1203 on the support clip 12, and the nuts 1102 on the two ends of the beam-through bolt 11 are screwed into the screws 1103 at both ends of the beam-through bolt 11 and tightened to fix it, so as to ensure that the upper part of the beam side formwork is not The deformation does not shift; the beam-through bolts 11 are provided with sleeves 13 in the range of the beam section, which is convenient for the removal of the beam-through bolts 11 . According to the force requirements, several beam-through bolts 11 can be added in the middle of the side formwork outer corrugation 10 to carry out opposite tension and fixation, so as to prevent excessive deformation of the middle part of the beam side formwork.

The present invention is simple in structure, reasonable and scientific, convenient in installation and operation, and easy to control the construction quality; the support clips with legs used for fixing the width of the bolts passing through the beam have a novel structure, and can be used for a single outer corrugation of the formwork on both sides of the beam. The steel pipes are fixed in opposite directions to reduce the amount of outer corrugation of the formwork on both sides of the beam. The joists at the bottom of the beam are made of steel pipe joists and arranged horizontally, which is conducive to the fastener connection with the steel pipes on the outer corrugation of the beam formwork, eliminating the need for beam bolts at the bottom of the beam , it is convenient to reinforce the beam side formwork, and it is beneficial to improve the quality of the construction concrete beam.

The above descriptions are only preferred implementation examples of the present invention, and are not intended to limit the scope of protection of the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (3)

1. a braced structures for cast-in-place concrete beam template, comprises beam forms vertical supporting framework, jacking, joist, beam forms; Wherein said jacking is arranged on described beam forms vertical supporting framework, and described joist is arranged on described jacking, and described beam forms is arranged on described joist;

Described beam forms vertical supporting framework comprises supported rod erecting, horizon bar; Described supported rod erecting longitudinally arranges complex root, laterally at least arranges two along beam along beam; Described horizon bar is along vertical vertical horizontally set at a certain distance, and is connected to form entirety with described supported rod erecting by fastener;

Described beam forms comprises outside beam side, beam bottom board, side form stupefied; Between stupefied outside described beam side and described side form, compartment of terrain is provided with in side form stupefied; Between described beam bottom board and described joist, compartment of terrain is provided with in bed die stupefied;

It is characterized in that: the outer a plurality of beam bolt width of wearing of stupefied employing of described side form carry out drawing fixing; The described beam bolt width of wearing is through stupefied gap in described side form; Described two ends of wearing beam bolt width are provided with support clips and are fixed, and this support clips is positioned at the stupefied gap of side form;

Described support clips is " it " font, comprises clamp, Ka Tai, spike; Described spike supports at beam side lateral surface, is also provided with a screw on this spike, and described clamp is stuck in the outer stupefied medial surface of described side form; The described beam bolt width of wearing is through the screw on described spike.

2. the braced structures of a kind of cast-in-place concrete beam template as claimed in claim 1, is characterized in that: described in wear beam bolt width external surface be also arranged with sleeve pipe.

3. the braced structures of a kind of cast-in-place concrete beam template as claimed in claim 1, is characterized in that: supported rod erecting and the horizon bar of described beam forms vertical supporting framework all adopt steel pipe.