CN213806578U - Concrete pouring template of totally-enclosed space arch center - Google Patents

Abstract

The application discloses concrete placement template of totally closed space hunch seat, this concrete placement template of totally closed space hunch seat includes: the left side plate, the right side plate, the front bearing plate, the rear bearing plate and the edge covering plate are used for enclosing an arch support pouring space; wherein, a plurality of vibrating holes are arranged on the front bearing plate and the rear bearing plate; the edge covering plate is provided with a plurality of cloth holes, sleeves are arranged on the cloth holes, and the upper ends of the sleeves extend out of the upper surface of the edge covering plate. The utility model provides an arch abutment among the correlation technique pour the template can't guarantee the arch abutment and pour closely knit problem.

Description

Concrete pouring template of totally-enclosed space arch center

Technical Field

The application relates to the field of arch support pouring templates, in particular to a concrete pouring template of a fully-closed space arch support.

Background

The arch abutment is a key stress part in the arch bridge, and the thrust of the arch rib is transferred to the ground through the arch abutment. Therefore, designers often connect the top portions of the arch bases into a whole by pre-embedded steel plates and connect the top portions with the arch ribs. Pouring template among the correlation technique is for opening at the bordure board inclined plane at the arch rib top and pours the hole and vibrate the hole, guarantees in the concrete can get into the hunch seat through pouring the hole to vibrate closely knit through vibrating the hole, because the template encloses pours and has a large amount of steel bar structures in the space, leads to unable assurance hunch seat to pour closely knit, has certain hidden danger.

Aiming at the problem that the arch support pouring template in the related technology can not ensure that the arch support pouring is compact, an effective solution is not provided at present.

SUMMERY OF THE UTILITY MODEL

The main aim at of this application provides a concrete placement template of totally closed space hunch seat to the hunch seat of solving among the correlation technique pours the template and can't guarantee the hunch seat and pour closely knit problem.

In order to achieve the above objects, the present application provides a concrete casting formwork for a totally enclosed space abutment, including: the left side plate, the right side plate, the front bearing plate, the rear bearing plate and the edge covering plate are used for enclosing an arch support pouring space; wherein, a plurality of vibrating holes are arranged on the front bearing plate and the rear bearing plate; the edge covering plate is provided with a plurality of cloth holes, sleeves are arranged on the cloth holes, and the upper ends of the sleeves extend out of the upper surface of the edge covering plate.

Further, the diameter of the vibrating hole is set to be 10cm, and the diameter of the material distribution hole is set to be 20 cm.

Furthermore, the edge covering plate is obliquely arranged, and the sleeves are distributed along the oblique direction of the edge covering plate.

Further, preceding bearing plate is including the mainboard that is convex structure and locating two subplates of mainboard upper end, the subplate is located the both sides of mainboard and with the mainboard can be dismantled the connection.

Further, preceding bearing plate and back bearing plate set up to the steel form, left side board and right side board set up to the plywood template.

Further, the steel form comprises a steel plate, vertical ribs and transverse ribs which are sequentially arranged from inside to outside, the vertical ribs are welded on the steel plate, and the transverse ribs are fixed on the vertical ribs through a first pair of pull rods.

Furthermore, vertical ribs adopt No. 10 channel steel, transverse ribs adopt double-spliced No. 16 channel steel, and the steel plate is set to be 6mm thick.

Further, the plywood template includes plywood, back of the body rib and the horizontal hoop that sets gradually from inside to outside, the back of the body rib adopts the square timber to make, the horizontal hoop adopts the double-pin [20 channel-section steel.

Furthermore, a second pair of pull rods is arranged at the intersection of the horizontal hoop and the back rib, and the horizontal hoop and the back rib are fixed on the plywood through the second pair of pull rods.

Furthermore, the distance between the back ribs is 200mm, and the distance between the second pair of pull rods is 600mm multiplied by 600 mm.

In the embodiment of the application, a mode of installing a sleeve on the edge covering plate is adopted, and the left side plate, the right side plate, the front pressure bearing plate, the rear pressure bearing plate and the edge covering plate positioned at the upper end are used for enclosing an arch support pouring space; wherein, a plurality of vibrating holes are arranged on the front bearing plate and the rear bearing plate; be provided with a plurality of cloth holes on the board of borduring, be provided with the sleeve on the cloth hole, the board upper surface of borduring is extended to telescopic upper end, the compactness of flowing automatically of make full use of concrete, it begins the come-up to treat among the sleeve to pour the in-process, prove that this department concrete has pour closely knit, otherwise should continue to pour or vibrate in this department, thereby realized guaranteeing the closely knit technological effect of abutment concrete placement, and then solved the abutment among the correlation technique and pour the unable problem of guaranteeing that the abutment pours closely knit of template.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:

FIG. 1 is an expanded schematic view according to an embodiment of the present application;

FIG. 2 is a schematic side view of an embodiment of the present application;

FIG. 3 is a schematic diagram of the arrangement of steel forms according to an embodiment of the present application;

FIG. 4 is a schematic view of the arrangement of plywood forms according to an embodiment of the present application;

the novel pressure-bearing plate comprises a front pressure-bearing plate 1, a main plate 1a, an auxiliary plate 1b, a right side plate 2, a sleeve 3, a rear pressure-bearing plate 4, a cloth hole 5, a binding plate 6, a left side plate 7, a steel plate 8, vertical ribs 9, transverse ribs 10, a first pair of pull rods 11, back ribs 12, transverse hoops 13 and a plywood 14.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.

In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 4, an embodiment of the present application provides a concrete casting formwork for a totally enclosed space abutment, including: the left side plate 7, the right side plate 2, the front pressure bearing plate 1, the rear pressure bearing plate 4 and the edge covering plate 6 are used for enclosing an arch support pouring space; wherein, a plurality of vibrating holes (not shown in the figure) are arranged on the front pressure bearing plate 1 and the rear pressure bearing plate 4; be provided with a plurality of cloth holes 5 on the board 6 of borduring, be provided with sleeve 3 on the cloth hole 5, the upper end of sleeve 3 extends the board 6 upper surface of borduring.

In the embodiment, a left side plate 7, a right side plate 2, a front bearing plate 1, a rear bearing plate 4 and a binding plate 6 positioned at the upper end jointly enclose a pouring space of an arch abutment, an embedded steel plate supporting steel bracket is designed according to the design form of the arch abutment, before concrete is poured, the supporting steel bracket is used as a bearing structure, the positions of the front bearing plate 1, the rear bearing plate 4 and the binding plate 6 of the arch abutment are adjusted and fixed, in order to ensure that the closed arch abutment concrete is poured compactly, vibrating holes with the diameter of 10cm are arranged on the bearing plates at two sides of the arch abutment, a distributing hole 5 with the diameter of 20cm is arranged on the binding plate 6, the arch abutment concrete adopts a layered continuous pouring process, the pouring speed is 0.5m/h, in order to ensure the flowability of the concrete in the space arch abutment, the concrete adopts small-particle-size micro-expansion concrete, a pump truck guide pipe is lengthened and enters from a manhole of the front bearing plate 1, and the pipe is lengthened at the position of the guide pipe, and the material inlet is ensured to be embedded into the concrete surface by more than 2m in the pouring process by utilizing the pile foundation pouring pressure compaction principle. Concrete is poured into the manhole in the earlier stage, after the manhole is closed and closed by the last 1m of die assembly, the concrete is poured through the material distribution holes 5 in the top edge covering plate 6, and is tightly vibrated through the material distribution holes 5 around, because the upper plane of the arch support is an inclined plane, namely the edge covering plate 6 is obliquely arranged, the sleeves 3 are distributed along the oblique direction of the edge covering plate 6, in order to ensure the compactness in the concrete pouring process, the sleeves 3 with the same diameter as the material distribution holes 5 are arranged on the material distribution holes 5, the concrete in the sleeves 3 starts to float upwards in the pouring process, the concrete at the position is proved to be tightly poured, otherwise, the pouring or vibrating at the position is continued, the sleeves 3 can adopt steel sleeves, and the material distribution holes 5 are distributed in an array, and particularly can be distributed in a 3 x 3 array.

As shown in fig. 1 to 4, the front bearing plate 1 includes a main plate 1a having a convex structure and two sub-plates 1b disposed at an upper end of the main plate 1a, the sub-plates 1b are disposed at two sides of the main plate 1a and detachably connected to the main plate 1a, a manhole can be formed by detaching the two sub-plates 1b, and the size of the sub-plate 1b can be 100cm × 100cm, which is convenient for a worker to pour and vibrate an inner space.

As shown in fig. 1 to 4, the front bearing plate 1 and the rear bearing plate 4 are provided as steel formworks, and the left side plate 7 and the right side plate 2 are provided as plywood formworks. In order to deal with the special requirement of hunch seat spatial structure to template processing, in the comprehensive consideration of time limit for a project and cost rationality, the template structure adopts steel mould and wood pattern cooperation to use, specifically do, the steel form includes steel sheet 8, vertical rib 9 and the horizontal rib 10 that sets gradually from interior to exterior, vertical rib 9 welds on steel sheet 8, horizontal rib 10 is fixed on vertical rib 9 through a pair of pull rod 11, vertical rib 9 adopts No. 10 channel-section steels, horizontal rib 10 adopts No. 16 channel-section steels of double pin, steel sheet 8 sets up to 6mm thick.

When the template is processed, the sufficient strength and rigidity are considered, and the template can not deform under the working conditions of installation, concrete construction and the like. When the template is manufactured, the size, the flatness and the smoothness are ensured, the welding seams of the surface of the template are reduced as much as possible, the welding seams are polished, and the tongue-and-groove seams are adopted as the indirect seams of the template, so that slurry leakage of the seams of the template is prevented.

As shown in fig. 1 to 4, the plywood formwork comprises a plywood 14, a back rib 12 and a cross hoop 13 which are sequentially arranged from inside to outside, the back rib 12 is made of square timber, the cross hoop 13 is made of double-spliced [ 20-channel steel ], a second pair of pull rods is arranged at the intersection of the cross hoop 13 and the back rib 12, the cross hoop 13 and the back rib 12 are fixed on the plywood 14 through the second pair of pull rods, the distance between the back ribs 12 is 200mm, and the distance between the second pair of pull rods is 600mm × 600 mm.

Because this template of pouring adopts the template of two kinds of materials, it is great to receive the concentrated power in template seam place, for the weak position of template system, consequently sets up local support at the enhancement template seam, and local support can adopt steel structural support piece.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a concrete placement template of totally closed space hunch seat which characterized in that includes:

the left side plate, the right side plate, the front bearing plate, the rear bearing plate and the edge covering plate are used for enclosing an arch support pouring space; wherein the content of the first and second substances,

a plurality of vibrating holes are formed in the front pressure bearing plate and the rear pressure bearing plate;

the edge covering plate is provided with a plurality of cloth holes, sleeves are arranged on the cloth holes, and the upper ends of the sleeves extend out of the upper surface of the edge covering plate.

2. The totally enclosed space arch concrete pouring template as recited in claim 1, wherein the diameter of the vibrating aperture is set to 10cm and the diameter of the distributing aperture is set to 20 cm.

3. The concrete pouring formwork of the totally enclosed space arch according to claim 1 or 2, wherein the edge covering plate is arranged obliquely, and the sleeves are distributed along the oblique direction of the edge covering plate.

4. A concrete pouring form for a totally enclosed space arch as claimed in claim 3, wherein said front bearing plate comprises a main plate of convex configuration and two secondary plates provided at the upper end of said main plate, said secondary plates being located on both sides of and detachably connected to said main plate.

5. A fully enclosed space arch concrete pouring form as claimed in claim 1, wherein said front and rear bearing plates are provided as steel form, and said left and right side plates are provided as plywood form.

6. The concrete casting formwork for the totally enclosed space arch as claimed in claim 5, wherein the steel formwork comprises a steel plate, vertical ribs welded to the steel plate, and horizontal ribs fixed to the vertical ribs by a first pair of tie rods, which are arranged in this order from inside to outside.

7. The concrete pouring formwork for the totally enclosed space arch according to claim 6, wherein the vertical ribs are made of 10-gauge channel steel, the transverse ribs are made of 16-gauge channel steel, and the steel plate is set to be 6mm thick.

8. The concrete pouring formwork of the totally enclosed space arch according to claim 5, wherein the plywood formwork comprises plywood, a back rib and a cross hoop which are sequentially arranged from inside to outside, the back rib is made of square timber, and the cross hoop is made of double-spliced [ 20-channel steel.

9. A fully closed spatial arch concrete pouring form according to claim 8, wherein a second pair of tie bars are provided at the intersections of the cross hoops and the back ribs, and the cross hoops and the back ribs are fixed to the plywood by the second pair of tie bars.

10. A fully closed spatial abutment concrete casting form as claimed in claim 9, wherein the spacing between said back ribs is 200mm and the spacing between said second pair of tie rods is 600mm x 600 mm.

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