CN2920610Y - Composite fiber annual reinforcing members - Google Patents

Abstract

The utility model belongs to composite fiber annular reinforcing members. The annular reinforcement comprises at least 20 beams of non-metal fiber integrated with resin rubber wound together and takes the shape of a flat-long round enclosed ring. The two ends of the annular reinforcement form a U shape; the middle of the two sides of the annular reinforcement is straight. A plurality of annular reinforcements are wound and wrapped parallel together. The middle inner sides of the outside annular reinforcement are wound and connected with the outer sides of the neighboring inside annular reinforcement. The two ends of the outside annular reinforcement are longer than the neighboring inside annular reinforcement. A plurality of outside annular reinforcements are arranged to wrap the neighboring annular reinforcements. The two straight sides of the inside annular reinforcement are wound and combined with the two straight middle sides of the outside annular reinforcement to form an annular reinforcement group. The utility model has the advantages of scientific design, reasonable structure, simple manufacturing process. So the annular reinforcement is of high intensity, small size, light weight. Meanwhile the annular reinforcement is corrosion resistance, fireproof, waterproof, nonmagnetic, and has a changeable shape. The utility model is easy to install and has little influence on the environment, so is an environmentally friendly product with a low price.

Description

The composite fiber ring muscle

Technical field

The utility model relates to a kind of reinforcement of nonmetallic materials, relates in particular to a kind of composite fiber ring muscle.

Background technology

Adopt in the concrete component reinforcing bar reinforcement strengthen concrete tension and anti-around, but exist weak points such as tensile strength is low, member heavy, it is anticorrosive not have, antiacid alkali.Oneself has obtained using comparatively widely composite fibre in the reinforcing engineering of concrete component, but the research of composite fibre xoncrete structure mainly concentrates in the research of bridge structure.The composite fibre xoncrete structure is not widely used, and its reason mainly is when arranging composite fibre weak point muscle, and the bond stress deficiency between composite fibre muscle and the concrete is a present technique field problem anxious to be solved.

Summary of the invention

Main purpose of the present utility model is to solve the problem of reinforcement in the concrete component, provides that a kind of construction weight is light, tensile strength is high, the composite fiber ring muscle of anticorrosive, acid and alkali-resistance.

The technical scheme that its technical problem that solves the utility model adopts is:

The annular muscle is made by the non-metallic fibers silk winding of the above impregnating resin glue of 20 bundles at least, is prolate round sealed ring-type, and the both ends of annular muscle are U-shaped, and two middle side parts of annular muscle are straight.

The fiber muscle is made into the annular muscle of prolate round sealed, and the middle part is straight, opposing parallel, and the height of annular muscle and length should can be wrapped in the member less than the height and the length of member; The shape of annular muscle can be restricted to one pattern, and can adopt rectangle, circle, ellipse, polygon etc., and key is must seal to circularize, and helps playing in concrete component tension, and can not produce slippage.Can not only give full play to the high advantage of composite fibre muscle tensile strength, solve again between concrete and the composite fibre muscle simultaneously and bond hypodynamic problem.The non-metallic fibers silk can adopt carbon fiber wire, aramid fiber silk, glass fiber etc.Resin glue can adopt epoxy resin, mylar, vinyl etc.

Several annular muscle multiple parallels twine parcel, the outer felt of the annular muscle of the inner ring that the middle part of the annular muscle of outer ring is inboard and adjacent is around being connected, the annular muscle of inner ring is arranged on the middle part of the annular muscle of adjacent outer ring, the annular muscle of adjacent inner ring is longer than at the both ends of the annular muscle of outer ring, the adjacent annular muscle of annular muscle parcel of several outer rings is set continuously, both sides, the annular muscle middle part flat part of the both sides flat part of the annular muscle of inner ring and adjacent outer ring is intertwined and connected and is integral, and constitutes the group rings muscle that group rings links to each other.

The annular muscle of the annular muscle of single prolate round sealed as inner ring, the annular muscle of annular muscle prolate round sealed of both ends being longer than inner ring is as the annular muscle of adjacent outer ring, several both ends can be set continuously be longer than the annular muscle of outer ring of the annular muscle of adjacent inner ring, the adjacent annular muscle of annular muscle parcel of outer ring, make group rings link to each other constitute the group rings muscle, the group rings muscle can strengthen annular muscle tension, anti-around intensity.

Symmetrically on the prestressing force bracing frame fixedly install at least 2 above cores, core integral body is tubbiness, sets the spacing between diameter, core and the core of core, the quantity of core according to the design needs, mandrel surface brushing releasing agent.

Composite fibre annular muscle is to adopt winding method global formation, and the core that twines workpiece can be made of the timber assembly unit, and supports with metallic framework, coated with the sheet material of other material, uses so that dismantle behind the composite material work piece curing molding again.According to designing requirement, composite core formwork is installed, core is fixed on the prestressing force bracing frame, in the time of must guaranteeing to twine composite fibre, can not be moved, core should have certain rigidity and intensity, and core can not deform when guaranteeing the processing fiber muscle, with the precision of the composite fibre muscle that guarantees actual fabrication.Smoother is answered on the surface of core, should not have corner angle, and the corner should relatively be relaxed, and not so injures the surperficial colloid of composite fibre muscle when the composite fibre muscle is under the core demoulding easily.At first should fix core before twining, the spacing, size of core etc. are set according to designing requirement.Mandrel surface is coated uniform releasing agent successfully breaks away from composite fibre and core after the curing.

The above non-metallic fibers silk of at least 20 bundles is carded to one non-metallic fibers rope, prestretched applies prestressing force to the non-metallic fibers rope earlier, fully flood the non-metallic fibers rope with resin glue again, non-metallic fibers grommet behind the dipping is moved in circles to twine around symmetrical in twos core and is made into annular muscle, the diameter of the annular muscle that is wound into designing requirement of moving in circles.

When making composite fibre annular muscle, employing be whole filament winding process.One fiber rope is made in the combing of the above non-metallic fibers silk of at least 20 bundles, and the non-metallic fibers silk can adopt carbon fiber wire, aramid fiber silk, glass fiber etc.At first prestretched applies prestressing force to fiber rope, applies primary prestressing force, has approximately applied 10% prestressing force, will apply prestressed fiber rope impregnating resin glue fully again, and resin glue can adopt epoxy resin, mylar, vinyl etc.Can adopt dipping bath mode dipping bath fiber rope or spray fiber rope fiber rope impregnating resin glue with spray system.Evenly, the fiber rope of impregnating resin glue twines on core with constant speed according to designing requirement fully, twine if be equipped with computer program control, then precision is higher.The diameter that the fiber rope that twines impregnating resin glue on core is wound into designing requirement always gets final product.

By the prestressing force bracing frame core is applied prestressing force once more to the both ends of annular muscle when twining the non-metallic fibers rope, annular muscle is tightened, apply prestressing force, prestressing force is acted on the annular muscle until annular muscle solidifies.Make annular muscle spontaneous curing at ambient temperature, the annular muscle after the curing is fixed-type.

When twining operation, the non-metallic fibers rope is applied prestressing force all the time, until till solidifying; During fortifying fibre after twining epoxy resin-impregnated, applied prestressing force, the fiber muscle is tightened, after treating composite fibre muscle solidifying and setting, the fortifying fibre of epoxy resin and applied elongation is fixed to be one, the fiber resilience is subjected to the constraint of resin, and the composite fibre muscle just can not resilience like this, and the prestressing force that applies during winding just has been retained on the fiber muscle.After twining the end of job, under the condition of natural room temperature, allow the non-metallic fibers rope spontaneous curing of abundant impregnating resin glue, generally under the condition of natural room temperature after 1-2 hour annular muscle get final product the demoulding with regard to solidifying and setting.

Treat that annular muscle solidifies the back and by the prestressing force bracing frame core loosened to the middle part of annular muscle by annular muscle both ends, make annular muscle lax, the demoulding from the core of annular muscle, it is stand-by to take off annular muscle.

Through the fibrous annular muscle after the condition curing of natural room temperature the prestressing force that it applied has been retained on the fibrous annular muscle, can be from the demoulding on the core, the prestressing force that at first lax prestressing force bracing frame applies core, by prestress stent core is loosened to the middle part from fibrous annular muscle two ends, make the fibrous annular muscle lax, can take off the fibrous annular muscle from core very easily, in order to stand-by.

Symmetrical 2n core at least that fixedly install on the prestressing force bracing frame, core integral body is tubbiness, sets the quantity of the core of spacing between diameter, core and the core of core of inner ring and outer ring and outer ring according to the design needs, mandrel surface brushing releasing agent.

Composite fibre group rings muscle is to adopt winding method global formation, and the core that twines workpiece can be made of the timber assembly unit, and supports with metallic framework, coated with the sheet material of other material, uses so that dismantle behind the composite material work piece curing molding again.At first should fix core before twining, according to designing requirement the spacing between the core, the size of core diameter etc. are set, the quantity that core is set is even number facing each other.According to designing requirement, composite core formwork is installed, core is fixed on the prestressing force bracing frame, in the time of must guaranteeing to twine composite fibre, can not be moved, core should have certain rigidity and intensity, and core can not deform when guaranteeing the processing fiber muscle, with the precision of the composite fibre muscle that guarantees actual fabrication.Smoother is answered on the surface of core, should not have corner angle, and the corner should relatively be relaxed, and not so injures the surperficial colloid of composite fibre muscle when the composite fibre muscle is under the core demoulding easily.Mandrel surface is coated uniform releasing agent successfully breaks away from composite fibre and core after the curing.

The above non-metallic fibers silk of at least 20 bundles is carded to one non-metallic fibers rope, prestretched applies prestressing force to the non-metallic fibers rope earlier, fully flood the non-metallic fibers rope with resin glue again, non-metallic fibers grommet behind the dipping moved in circles around the core of symmetrical inner ring in twos twine the annular muscle that is made into inner ring, the diameter of the annular muscle of the inner ring that is wound into designing requirement of moving in circles.

When making composite fibre group rings muscle, employing be whole filament winding process.One fiber rope is made in the combing of the above non-metallic fibers silk of at least 20 bundles, and the non-metallic fibers silk can adopt carbon fiber wire, aramid fiber silk, glass fiber etc.At first prestretched applies prestressing force to fiber rope, applies primary prestressing force, has approximately applied 10% prestressing force, will apply prestressed fiber rope impregnating resin glue fully again, and resin glue can adopt epoxy resin, mylar, vinyl etc.Can adopt dipping bath mode dipping bath fiber rope or spray fiber rope fiber rope impregnating resin glue with spray system.Evenly, the fiber rope of impregnating resin glue twines on core with constant speed according to designing requirement fully, twine if be equipped with computer program control, then precision is higher.The diameter that the fiber rope that twines impregnating resin glue on core is wound into designing requirement always gets final product.

Non-metallic fibers grommet after continuation will be flooded moves in circles around the core of symmetrical adjacent outer ring in twos and twines the annular muscle that is made into the outer ring, the move in circles quantity of annular muscle of the diameter of annular muscle of the outer ring that is wound into designing requirement and outer ring, the both sides flat part of the annular muscle of inner ring and the annular muscle of outer ring) both sides, middle part flat part is intertwined and connected to be integral and constitutes the group rings muscle that group rings links to each other.

Twined the core that continues behind the annular muscle of inner ring adjacent outer ring and begun to twine fiber rope, the fiber rope of impregnating resin glue is twined on the core of adjacent outer ring with constant speed according to designing requirement, the diameter that always is wound into designing requirement gets final product.Both sides, the annular muscle middle part flat part of the both sides flat part of the annular muscle of adjacent inner ring and outer ring is intertwined and connected and is integral, and is wound in the group rings muscle that group rings links to each other.

When twining the non-metallic fibers rope, core is applied prestressing force once more to the both ends of the annular muscle of the annular muscle both ends of inner ring and outer ring, apply prestressing force, prestressing force is acted on the group rings muscle until the group rings muscle solidifies by the prestressing force bracing frame.Make the spontaneous curing of group rings muscle at ambient temperature, the group rings muscle after the curing is fixed-type.

When twining operation, the non-metallic fibers rope is applied prestressing force all the time, until till solidifying; During fortifying fibre after twining epoxy resin-impregnated, applied prestressing force, the fiber muscle is tightened, after treating composite fibre muscle solidifying and setting, the fortifying fibre of epoxy resin and applied elongation is fixed to be one, the fiber resilience is subjected to the constraint of resin, and the composite fibre muscle just can not resilience like this, and the prestressing force that applies during winding just has been retained on the fiber group rings muscle.After twining the end of job, under the condition of natural room temperature, allow the non-metallic fibers rope spontaneous curing of abundant impregnating resin glue, generally under the condition of natural room temperature after 1-2 hour annular muscle get final product the demoulding with regard to solidifying and setting.

It is lax to the middle part of group rings muscle by group rings muscle both ends to core by the prestressing force bracing frame to treat that the group rings muscle solidifies the back, the demoulding from the core of group rings muscle, and it is stand-by to take off the group rings muscle.

Through the fiber group rings muscle after the condition curing of natural room temperature the prestressing force that it applied has been retained on the fiber group rings muscle, can be from the demoulding on the core, the prestressing force that at first lax prestressing force bracing frame applies core, by prestress stent core is loosened to the middle part from fiber group rings muscle two ends, make fiber group rings muscle lax, can take off fiber group rings muscle from core very easily, in order to stand-by.

Some Pin annular muscle equidistantly are set between the group rings muscle more than two Pin at least, the group rings muscle laterally equidistantly is set, annular muscle vertically equidistantly is set,, constitute fiber muscles and bones frame with the cross part of wire rod colligation annular muscle and group rings muscle.

Horizontally set group rings muscle vertically is provided with annular muscle generally speaking; Also the group rings muscle can be set vertically, horizontally set annular muscle.Become various structures different member needed fiber muscles and bones frame with annular muscle according to the designing requirement colligation with the group rings muscle, also can group rings muscle and annular muscle be set according to the designing requirement multilayer, colligation becomes the fiber muscles and bones frame of multilayer.Cross part at annular muscle and group rings muscle carries out colligation with wire rod, and the wire rod that colligation is used can adopt metal wire rod or non-metallic fibers.Cross part brushing resin glue after colligation becomes one cross part after waiting to solidify, and improves the bulk strength of fiber muscles and bones frame.Fiber muscles and bones frame is put into wooden model, and casting concrete or other materials are made into member.

According to the effect of composite fiber ring muscle, should be not too small as the diameter of the carbon fiber reinforce plastic ring muscle of lengthways main steel bar, otherwise can not guarantee that filament is effectively stressed jointly; The spacing of composite fiber ring muscle should be too not big, can make overall structure stressed more even.Calculate longitudinal reinforcement area of section As=390.87mm from the normal section arrangement of reinforcement ²The oblique section arrangement of reinforcement calculates $\frac{1}{{\mathrm{\γ}}_d}{V}_c=\frac{1}{{\mathrm{\γ}}_d}0.07f_{c}b{h}_0=89.32\mathrm{KN};$ Therefore $V\≤\frac{1}{{\mathrm{\γ}}_d}{V}_c$ Need not carry out the oblique section bearing capacity calculation,, require the configuration stirrup to get final product according to structure according to the pertinent regulations of standard.

The utility model is the composite fiber ring muscle.Design science, rational in infrastructure, simple for production, wherein carbon fiber reinforce plastic have that intensity height, volume are little, in light weight, corrosion-resistant, fire-resistant, waterproof, no magnetic, shape is plastic, installation is simple,, environment protecting little to ambient influnence obviously, lower-price characteristic.The present invention has high-tensile, alkali in light weight, anticorrosive, antiacid, has the tensile strength height, corrosion-resistant, density is little, volume is little, in light weight, wave good, antifatigue, non-conductive, not heat conduction, fire resistance is excellent, can resist 2000 degree high temperature, tensile strength, bond stress is good, anchoring is good, with concrete adhesive strength height.The utility model adopts fibrous material to make, and the chemical property of its fibrous material is stable, has splendid decay resistance and endurance quality, can resist the corrosion of various acid that building often runs into, alkali, salt pair works.Shape is plastic, can realize the Optimum Theory structural design according to the distribution of structure reactance design and configuration material; Construction is simple, and little to ambient influnence, the work efficiency height can be saved mounting cost significantly; Cheap, product cost is low, and price is starkly lower than that the descending space environment protecting of steel is obvious, and fibrous material belongs to petrochemicals, compares with the traditional building material production technology, and environmental pollution and destroying obviously reduces, and obviously saves raw material resources.Have wide range of applications, can be applicable to fields such as Aero-Space, energy traffic, petrochemical industry, military equipment, construction material, electronic engineering, medicine equipment, style equipment, be particluarly suitable for using in the civil construction project, and bridge, building strengthening, hydraulic engineering etc.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in detail.

The schematic diagram of the annular muscle of Fig. 1 composite fiber ring muscle

The cutaway view of the annular muscle of Fig. 2 composite fiber ring muscle

The schematic diagram of the group rings muscle of Fig. 3 composite fiber ring muscle

The cutaway view of the group rings muscle of Fig. 4 composite fiber ring muscle

Fig. 5 makes the schematic diagram of annular muscle

Fig. 6 makes the schematic diagram of group rings muscle

The schematic diagram of the fiber muscles and bones frame that Fig. 7 composite fiber ring muscle constitutes

The schematic diagram of the fiber muscles and bones frame that Fig. 8 composite fiber ring muscle constitutes

Fig. 9 composite fiber ring muscle production process charts

1 core, 2 prestressing force bracing frames, 3 annular muscle, 4 fiber muscles and bones framves, 5 group rings muscle

The specific embodiment

Embodiment 1

Annular muscle (3) is made by the non-metallic fibers silk winding of the above impregnating resin glue of 20 bundles at least, is prolate round sealed ring-type, and the both ends of annular muscle (3) are U-shaped, and two middle side parts of annular muscle (3) are straight, as shown in Figure 1 and Figure 2.

Embodiment 2

Several annular muscle (3) multiple parallels twine parcel, the outer felt of the annular muscle (3) of the inner ring that the middle part of the annular muscle (3) of outer ring is inboard and adjacent is around being connected, the annular muscle (3) of inner ring is arranged on the middle part of the annular muscle (3) of adjacent outer ring, the annular muscle (3) of adjacent inner ring is longer than at the both ends of the annular muscle (3) of outer ring, the adjacent annular muscle (3) of annular muscle (3) parcel of several outer rings is set continuously, both sides, annular muscle (3) the middle part flat part of the both sides flat part of the annular muscle (3) of inner ring and adjacent outer ring is intertwined and connected and is integral, constitute the group rings muscle (5) that group rings links to each other, as Fig. 3, shown in Figure 4.

Embodiment 3

Go up symmetrical 2 cores (1) that fixedly install at prestressing force bracing frame (2), core (1) integral body is tubbiness, according to the spacing between diameter, core (1) and the core (1) of design needs setting cores (1), the quantity of core (1), core (1) external coating releasing agent.

The above non-metallic fibers silk of at least 20 bundles is carded to one non-metallic fibers rope, prestretched applies prestressing force to the non-metallic fibers rope earlier, fully flood the non-metallic fibers rope with resin glue again, non-metallic fibers grommet behind the dipping is moved in circles to twine around symmetrical in twos core (1) and is made into annular muscle (3), the diameter of the annular muscle that is wound into designing requirement of moving in circles.

By prestressing force bracing frame (2) core (1) is applied prestressing force once more to the both ends of annular muscle (3) when twining the non-metallic fibers rope, annular muscle (3) is tightened, apply prestressing force until annular muscle (3) solidifies, prestressing force is acted on the annular muscle (3).Make annular muscle (3) spontaneous curing at ambient temperature, the annular muscle (3) after the curing is fixed-type.

Treat that annular muscle (3) solidifies the back and by prestressing force bracing frame (2) core (1) loosened to the middle part of annular muscle (3) by annular muscle (3) both ends, make annular muscle (3) lax, annular muscle (3) is gone up the demoulding from core (1), and it is stand-by to take off annular muscle (3), as Fig. 1, Fig. 2, Fig. 5, shown in Figure 9.

Embodiment 4

Go up symmetrical 6 cores (1) that fixedly install at prestressing force bracing frame (2), core (1) integral body is tubbiness, set the quantity of the core (1) of spacing between diameter, core (1) and the core (1) of core (1) of inner ring and outer ring and outer ring according to the design needs, core (1) external coating releasing agent.

The above non-metallic fibers silk of at least 20 bundles is carded to one non-metallic fibers rope, prestretched applies prestressing force to the non-metallic fibers rope earlier, fully flood the non-metallic fibers rope with resin glue again, non-metallic fibers grommet behind the dipping moved in circles around the core of symmetrical inner ring (1) in twos twine the annular muscle (3) that is made into inner ring, the diameter of the annular muscle of the inner ring that is wound into designing requirement of moving in circles.

Non-metallic fibers grommet after continuation will be flooded moves in circles around the core (1) of symmetrical adjacent outer ring in twos and twines the annular muscle (3) that is made into the outer ring, the move in circles quantity of annular muscle (3) of the diameter of annular muscle (3) of the outer ring that is wound into designing requirement and outer ring, the both sides flat part of the annular muscle (3) of inner ring is intertwined and connected to be integral with both sides, the annular muscle (3) of outer ring middle part flat part and constitutes the group rings muscle (5) that group rings links to each other.

When twining the non-metallic fibers rope, core (1) is applied prestressing force once more to the both ends of the annular muscle (3) of annular muscle (3) both ends of inner ring and outer ring by prestressing force bracing frame (2), apply prestressing force until group rings muscle (5) solidifies, prestressing force is acted on the group rings muscle (5); Make group rings muscle (5) spontaneous curing at ambient temperature, the group rings muscle (5) after the curing is fixed-type.

Treat that group rings muscle (5) solidifies the back and by prestressing force bracing frame (2) core (1) relaxed by the middle part of group rings muscle (5) both ends to group rings muscle (5), group rings muscle (5) is gone up the demoulding from core (1), it is stand-by to take off group rings muscle (5), as Fig. 3, Fig. 4, Fig. 6, shown in Figure 9.

Embodiment 5

Some Pin annular muscle (3) equidistantly are set between two Pin group rings muscle (5), group rings muscle (5) laterally equidistantly is set, annular muscle (3) vertically equidistantly is set, with the cross part of wire rod colligation annular muscle (3) with group rings muscle (5), constitute fiber muscles and bones frame (4), as shown in Figure 7.

Embodiment 6

Some Pin annular muscle (3) equidistantly are set between some Pin group rings muscle (5), group rings muscle (5) laterally equidistantly is set, annular muscle (3) vertically equidistantly is set, with the cross part of wire rod colligation annular muscle (3) with group rings muscle (5), constitute fiber muscles and bones frame (4), as shown in Figure 8.

Claims (2)

1, a kind of composite fiber ring muscle is characterized in that annular muscle (3) is twined by the non-metallic fibers silks of the above impregnating resin glue of 20 bundles at least to make that be prolate round sealed ring-type, the both ends of annular muscle (3) are U-shaped, and two middle side parts of annular muscle (3) are straight; Several annular muscle (3) multiple parallels twine parcel, the outer felt of the annular muscle (3) of the inner ring that the middle part of the annular muscle (3) of outer ring is inboard and adjacent is around being connected, the annular muscle (3) of inner ring is arranged on the middle part of the annular muscle (3) of adjacent outer ring, the annular muscle (3) of adjacent inner ring is longer than at the both ends of the annular muscle (3) of outer ring, the adjacent annular muscle (3) of annular muscle (3) parcel of several outer rings is set continuously, and the both sides flat part of the annular muscle (3) of inner ring is intertwined and connected to be integral with both sides, annular muscle (3) the middle part flat part of adjacent outer ring and constitutes the group rings muscle (5) that group rings links to each other.

2, composite fiber ring muscle according to claim 1, it is characterized in that equidistantly being provided with between the above group rings muscle (5) of described at least two Pin some Pin annular muscle (3), horizontal stroke is equidistantly to group rings muscle (5) is set, annular muscle (3) vertically equidistantly is set, with the cross part of wire rod colligation annular muscle (3), constitute fiber muscles and bones frame (4) with group rings muscle (5).

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