CN1542239A - Hollow pipe for filling concrete - Google Patents
Hollow pipe for filling concrete Download PDFInfo
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- CN1542239A CN1542239A CNA03118362XA CN03118362A CN1542239A CN 1542239 A CN1542239 A CN 1542239A CN A03118362X A CNA03118362X A CN A03118362XA CN 03118362 A CN03118362 A CN 03118362A CN 1542239 A CN1542239 A CN 1542239A
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- hollow pipe
- pipe
- filling concrete
- hollow
- plug
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Abstract
The hollow pipe for concrete filling includes pipe and two end plugs to close ends of the pipe to form cavity. The hollow pipe features that at least one end plug is plugged into inside of the pipe to form one end cavity, into which the in-situ deposited concrete enters to form reinforcing rib with transverse combination with the plug. The present invention has reduced difference in longitudinal and transverse rigidity, raised antiseismic performance, and the hollow pipe has also high strength, less deformation and other features, and is suitable for use in in-situ reinforced concrete or pre-stressed reinforced concrete floor slab, roof, base board, wall and hollow bridge.
Description
(1) technical field
The present invention relates to a kind of hollow pipe for filling concrete.
(2) background technology
Advantages such as at present, cast-in-situ concrete hollow floor is owing to have quick construction, and the template loss is little, can realize large bay, cuts off flexibly, and it is little to conduct oneself with dignity are more and more widely used.It becomes pole to be generally hollow thin-wall pipe, as paper tube, pipe of cement etc., its shortcoming is that intensity difference, non-deformability are little, the anti-vibration deformability is poor, for this reason, the application number of applicant application is 99115649.8, name is called the patent of invention of " fibre reinforced hollow thin-wall tube for filling in bar reinforced concrete and manufacture method thereof ", its disclosed hollow thin-wall pipe comprises body, plug, two plugs form a sealed hollow light-wall pipe with the body closed at both ends, have premium properties such as intensity height, resistance to deformation, anti-vibration, and make simple, practical, economic, easy popularization.But after this hollow thin-wall pipe is applied to cast-in-situ concrete hollow floor, formed unidirectional hollowcore slab, its vertical cross stiffness difference is big, and therefore poor seismic behavior, develops a kind of novel hollow pipe for filling concrete for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of hollow pipe for filling concrete, be applied in the cast-in-situ concrete hollow floor, can reduce the vertical cross stiffness difference of superstructure, improve anti-seismic performance.
Solution of the present invention is on the basis of existing technology, comprises body, plug, and two plugs form the sealed hollow hollow section with the shutoff of body two ends, it is characterized in that at least one end plug of described hollow section sinks to formation pipe end pelvic cavity in the body cavity.Like this, because plug sinks to and forms the pipe end pelvic cavity in the body cavity, after in being applied to cast-in-situ concrete hollow floor, Cast-in-place concrete enters in the pipe end pelvic cavity, can form the horizontal stiffening rib compound with plug, thereby, the vertical cross stiffness difference of superstructure reduces greatly, anti-seismic performance improves, simultaneously, hollow section also has the intensity height, resistance to deformation, anti-vibration, make easy, practical, economical, easy characteristics such as popularization are applicable to the hollow building cover of cast-in-situ reinforced concrete or prestressed reinforced concrete, roof system, sole plate, body of wall and hollow bridges are used, and are specially adapted to the cast-in-situ reinforced concrete hollow arch without beam and use.
Feature of the present invention also is to have one, two or a plurality of breach on the wall of described pipe end pelvic cavity.Like this, when hollow section is applied to hollow building cover, arrange reinforces such as reinforcing bar or steel mesh reinforcement in the pipe end pelvic cavity of hollow section, and expose reinforce and stretch in the Cast-in-place concrete more conveniently that it is faster to construct, efficient is higher.
Feature of the present invention also is to be provided with overlapping layers in described at least one pelvic cavity.Like this, overlapping layers is set in pelvic cavity in advance, folded layer and the compound prefabricated stiffening rib of the compound common formation of plug of containing, thereby when constructing, more convenient and quicker.
Feature of the present invention is that also described overlapping layers is mortar or concrete or lightweight concrete or light aggregate concrete plate or precast plate.Like this, overlapping layers material therefor kind is many, makes things convenient for the making of hollow section overlapping layers, helps reducing the cost of production of hollow section.
Feature of the present invention also is to be provided with reinforce in the combination of described body, plug, overlapping layers or plug and overlapping layers, and reinforce is at least one in fleece, cloth, reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fabric strip, fibre, fleece, short fiber or the thin band.Like this, bulk strength, the shock resistance of hollow section improve greatly, have reduced the breakage rate of transportation, work progress hollow core barrel, when hollow section is used, have improved the overall performance of superstructure.
Feature of the present invention is that also described thin band reinforce is the thin band of porose, seam, raw edges, drift bolt, pin, sour jujube head, convex-concave or its combination.Like this, the bonding between the thin band and the glued bed of material is more firm, and the globality of hollow section is better.
Feature of the present invention is also that described reinforce stretches in the plug or from body and stretches in the overlapping layers from body, perhaps stretch into simultaneously in the two, perhaps stretches between overlapping layers and the plug.Like this, can select, help reducing construction cost according to the needs of actual conditions of producing hollow section or design.
Feature of the present invention is that also described reinforce exposes from the combination of body, plug or overlapping layers or plug and overlapping layers.Like this, in the hollow section in the compound stiffening rib formula plug expose reinforce and Cast-in-place concrete combines, its stressed and transmission force property are better.
Feature of the present invention also is to be provided with in the described body at least one stiffener, and stiffener is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing.Like this, stiffener is arranged in the body, has further improved the compressive property and the shock resistance of hollow section, and hollow section is had and the common stressed performance of building cover structure, simultaneously, has further reduced the vertical cross stiffness difference of superstructure.
Feature of the present invention is that also described stiffener is hollow, local hollow or fill out core component.Like this, convenient design is selected for use with production unit, helps reducing production costs.
Feature of the present invention also is to be provided with reinforce in the described stiffener, and perhaps expose outside the body stiffener part, and perhaps also exposing on it has reinforce.Like this, when hollow section was used, the stiffener that exposes combined with Cast-in-place concrete, and the globality of superstructure is better, and is stressed better with transmission force property.
Feature of the present invention also is to be formed with a raised line that is provided with along the body axis direction at the commissure of the wall of described body.Like this, the setting of commissure reinforcing rib greatly reduces the probability of hollow section commissure breakage, and has further improved the intensity of hollow section.
Feature of the present invention is that also the indent position is arranged on body, plug, the overlapping layers, and the indent position is at least a in recessed district, groove, inner corner trim, hole, the chamfering.Like this, when hollow section is applied to building cover structure, can forms Cast-in-place concrete at the indent position and strengthen the district,, improve the bulk strength and the rigidity of building cover structure greatly as forming cast-in-situ reinforced concrete reinforced pier, ribs, reinforcing rib, bracing boom etc.
Feature of the present invention is that also described body, plug or overlapping layers are provided with at least a in raised line, boss or the angle.Like this, when hollow section is applied to building cover structure, can make things convenient for the construction of hollow section, reduce the steel bar concrete consumption of superstructure simultaneously, and improve the mutual wedge action between hollow section and the Cast-in-place concrete.
Feature of the present invention is that also the overlapping layers of described body is provided with connector, and connector is wedge mouth, tenon, hole, latch, cutting ferrule, tongue and groove, male and female groove, iron wire or weldment.Like this, when hollow section is applied to the building cover structure construction, make things convenient for hollow section connection each other, accelerated speed of application, improved efficiency of construction.
Feature of the present invention is that also described body is pipe, polygon pipe, arc angle polygon pipe or other special pipe.Like this, the kind of hollow section is many, makes things convenient for selecting for use of design, construction and production unit, helps reducing producing and construction cost.
Feature of the present invention is that also the pipe end pelvic cavity of described at least two hollow sections docks or at least one butt joint of connector butt joint formation is sealed or open cavity, perhaps also is provided with stiffener in the cavity.Like this, when hollow section was used, it was more convenient to construct, and production efficiency is higher, more helps reducing construction cost.
Feature of the present invention is that also the surface of described body is plane, curved surface, cambered surface, corrugated surface, step surface, male and fomale(M﹠F), exasperate or its combination.Like this, the design of body is more convenient with production, and cost is lower, and can satisfy the needs of different occasions.
Feature of the present invention is that also described body is metal bellows, plastic film capicitor, Cement fibre pipe or metallic coil.Like this, the kind of body is many, helps reducing producing and construction cost.
Feature of the present invention is that also described body or angle are provided with the base plate of disjunctor with it.Like this, when hollow section is applied to building cover structure, can save the construction template, and reduce construction cost, accelerate speed of application.
Feature of the present invention is that also described base plate chooses the outside of body and form toss.Like this, when hollow section is applied to building cover structure, can save the construction template, and reduce construction cost, accelerate speed of application.
(4) description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.In each accompanying drawing, 1 is body, and 2 is plug, and 3 is the pipe end pelvic cavity, in each accompanying drawing, numbers identically, and its explanation is identical.As shown in Figure 1, two plugs 2 form the sealed hollow hollow section with body 1 two ends shutoff, and at least one end plug 2 of its hollow section sinks to and forms pipe end pelvic cavity 3 in body 1 cavity, are illustrated as two ends plug 2 and sink to formation pipe end pelvic cavity 3 in body 1 cavity.
Fig. 2 is the structural representation of the embodiment of the invention 2, has breach 4 on the wall of its two pipe ends pelvic cavity 3, is illustrated as every end symmetry and has 4 breach 4.
Fig. 3 is the structural representation of the embodiment of the invention 3, is provided with overlapping layers 5 in its pipe end pelvic cavity 3.
Fig. 4 is the structural representation of the embodiment of the invention 4, is provided with gauze wire cloth reinforce 6 in its overlapping layers 5.
Fig. 5 is the structural representation of the embodiment of the invention 5, is provided with many thin band reinforces 6 in its body 1, and thin band reinforce 6 is provided with hole.
Fig. 6 is the structural representation of the embodiment of the invention 6, and the thin band reinforce in its body 1 stretches out from body 1, and bends to close and stretch between overlapping layers 5 and the plug 2, in the overlapping layers 5 reinforce 6 is arranged simultaneously.
Fig. 7 is the structural representation of the embodiment of the invention 7, is provided with many thin band reinforces 6 in its body 1, and thin band reinforce 6 exposes from body 1 and overlapping layers 5.
Fig. 8 is the structural representation of the embodiment of the invention 8, is provided with a stiffener 7 in its body 1, and stiffener 7 is a stiffening rib.
Fig. 9 is the structural representation of the embodiment of the invention 9, is provided with a stiffener 7 in its body 1, and stiffener 7 is for filling out core stiffening rib member.
Figure 10 is the structural representation of the embodiment of the invention 10, is provided with stiffener 7 in its body 1, is provided with reinforcing bar reinforce 6 in the stiffener 7, and stiffener 7 is a stiffening rib, and stiffening rib partly exposes outside body 1, and has reinforce 6 to expose on its exposed parts.
Figure 11 is the structural representation of the embodiment of the invention 11, and the commissure of the wall of its body 1 is formed with a raised line 8 that is provided with along body 1 axis direction.
Figure 12 is the structural representation of the embodiment of the invention 12, and its body 1 is provided with indent position 9, and indent position 9 is the groove 9 that four two opposite faces are provided with.
Figure 13 is the structural representation of the embodiment of the invention 13, and its body 1 is provided with raised line 8, boss 10 and angle 11.
Figure 14 is the structural representation of the embodiment of the invention 14, is not equipped with connector 12 on the overlapping layers 5 of its body 1, and connector 12 is an iron wire.Connector 12 also can be one or more combinations in wedge mouth, tenon, hole, latch, cutting ferrule, tongue and groove, male and female groove, iron wire or the weldment.
Figure 15 is the structural representation of the embodiment of the invention 15, and the cross sectional shape of its body 1 is square.
Figure 16 is the structural representation of the embodiment of the invention 16, and pipe end pelvic cavity 3 butt joints of its two hollow sections form a butt joint and seal cavity 13, are provided with in the cavity 13 simultaneously and strengthen cable-styled stiffener 7.
Figure 17 is the structural representation of the embodiment of the invention 17, and the surface of its body 1 is a corrugated surface.
Figure 18 is the structural representation of the embodiment of the invention 18, and its body 1 is provided with the base plate 14 of disjunctor with it.
Figure 19 is the structural representation of the embodiment of the invention 19, and its body 1 is provided with the base plate 14 that connects part with it, and the outside that base plate 14 stretches out body 1 forms toss 15.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention comprises that body 1, plug 2, two plugs 2 form the sealed hollow hollow section with body 1 two ends shutoff as shown in drawings, it is characterized in that at least one end plug 2 of described hollow section sinks to formation pipe end pelvic cavity 3 in body 1 cavity.Fig. 1 is the structural representation of the embodiment of the invention 1.In each accompanying drawing, 1 is body, and 2 is plug, and 3 is the pipe end pelvic cavity, in each accompanying drawing, numbers identically, and its explanation is identical.As shown in Figure 1, two plugs 2 form the sealed hollow hollow section with body 1 two ends shutoff, and at least one end plug 2 of its hollow section sinks to and forms pipe end pelvic cavity 3 in body 1 cavity, are illustrated as two ends plug 2 and sink to formation pipe end pelvic cavity 3 in body 1 cavity.
Feature of the present invention also is to have one, two or a plurality of breach 4 on the wall of described pipe end pelvic cavity 3.Fig. 2 is the structural representation of the embodiment of the invention 2, has breach 4 on the wall of its two pipe ends pelvic cavity 3, is illustrated as every end symmetry and has 4 breach 4.
Feature of the present invention also is to be provided with overlapping layers 5 in described at least one pelvic cavity 3.Fig. 3 is the structural representation of the embodiment of the invention 3, is provided with overlapping layers 5 in its pipe end pelvic cavity 3.
Feature of the present invention is that also described overlapping layers 5 is mortar or concrete or lightweight concrete or light aggregate concrete plate or precast plate.As shown in Figure 3, overlapping layers 5 is the mortar plate.
Feature of the present invention also is to be provided with reinforce 6 in the combination of described body 1, plug 2, overlapping layers 5 or plug 2 and overlapping layers 5, and reinforce 6 is at least one in fleece, cloth, reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fabric strip, fibre, fleece, short fiber or the thin band.Fig. 4 is the structural representation of the embodiment of the invention 4, is provided with gauze wire cloth reinforce 6 in its overlapping layers 5.
Feature of the present invention also is the thin band of described thin band reinforce 6 for porose, seam, raw edges, drift bolt, pin, sour jujube head, convex-concave or its combination.Fig. 5 is the structural representation of the embodiment of the invention 5, is provided with many thin band reinforces 6 in its body 1, and thin band reinforce 6 is provided with hole.
Feature of the present invention is also that described reinforce 6 stretches in the plug 2 or from body 1 and stretches in the overlapping layers 5 from body 1, perhaps stretch into simultaneously in the two, perhaps stretches between overlapping layers 5 and the plug 2.Fig. 6 is the structural representation of the embodiment of the invention 6, and the thin band reinforce in its body 1 stretches out from body 1, and bends to close and stretch between overlapping layers 5 and the plug 2, in the overlapping layers 5 reinforce 6 is arranged simultaneously.
Feature of the present invention is that also described reinforce 6 exposes from the combination of body 1, plug 2 or overlapping layers 5 or plug 2 and overlapping layers 5.Fig. 7 is the structural representation of the embodiment of the invention 7, is provided with many thin band reinforces 6 in its body 1, and thin band reinforce 6 exposes from body 1 and overlapping layers 5.
Feature of the present invention also is to be provided with in the described body 1 at least one stiffener 7, and stiffener 7 is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing.Fig. 8 is the structural representation of the embodiment of the invention 8, is provided with a stiffener 7 in its body 1, and stiffener 7 is a stiffening rib.
Feature of the present invention is that also described stiffener 7 is for hollow, local hollow or fill out core component.Fig. 9 is the structural representation of the embodiment of the invention 9, is provided with a stiffener 7 in its body 1, and stiffener 7 is for filling out core stiffening rib member.
Feature of the present invention also is to be provided with reinforce 6 in the described stiffener 7, and perhaps expose outside the body 1 stiffener 7 parts, and perhaps also exposing on it has reinforce 6.Figure 10 is the structural representation of the embodiment of the invention 10, is provided with stiffener 7 in its body 1, is provided with reinforcing bar reinforce 6 in the stiffener 7, and stiffener 7 is a stiffening rib, and stiffening rib partly exposes outside body 1, and has reinforce 6 to expose on its exposed parts.
Feature of the present invention also is to be formed with a raised line 8 that is provided with along body 1 axis direction at the seam place that contains of the wall of described body 1.Figure 11 is the structural representation of the embodiment of the invention 11, and the commissure of the wall of its body 1 is formed with a raised line 8 that is provided with along body 1 axis direction.
Feature of the present invention also is on body 1, plug 2, the overlapping layers 5 indent position 9 is arranged, and indent position 9 is at least a in recessed district, groove, inner corner trim, hole, the chamfering.Figure 12 is the structural representation of the embodiment of the invention 12, and its body 1 is provided with indent position 9, and indent position 9 is the groove 9 that four two opposite faces are provided with.
Feature of the present invention is that also described body 1, plug 2 or overlapping layers 5 are provided with at least a in raised line 8, boss 10 or the angle 11.Figure 13 is the structural representation of the embodiment of the invention 13, and its body 1 is provided with raised line 8, boss 10 and angle 11.
Feature of the present invention is that also the overlapping layers 5 of described body 1 is provided with connector 12, and connector 12 is wedge mouth, tenon, hole, latch, cutting ferrule, tongue and groove, male and female groove, iron wire or weldment.Figure 14 is the structural representation of the embodiment of the invention 14, and the overlapping layers 5 of its body 1 is provided with connector 12, and connector 12 is an iron wire.Connector 12 also can be one or more combinations in wedge mouth, tenon, hole, latch, cutting ferrule, tongue and groove, male and female groove, iron wire or the weldment.Connector 12 is a bell and spigot formula connector as shown in figure 16.
Feature of the present invention is that also described body 1 is pipe, polygon pipe, arc angle polygon pipe or other special pipe.Figure 15 is the structural representation of the embodiment of the invention 15, and the cross sectional shape of its body 1 is square.
Feature of the present invention is that also the pipe end pelvic cavity 3 of described at least two hollow sections docks or connector 12 at least one butt joint of butt joint formation are sealed or open cavity 13, perhaps also is provided with stiffener 7 in the cavity 13.Figure 16 is the structural representation of the embodiment of the invention 16, and pipe end pelvic cavity 3 butt joints of its two hollow sections form a butt joint and seal cavity 13, are provided with in the cavity 13 simultaneously and strengthen cable-styled stiffener 7.
Feature of the present invention is that also the surface of described body 1 is plane, curved surface, cambered surface, corrugated surface, step surface, male and fomale(M﹠F), exasperate or its combination.Figure 17 is the structural representation of the embodiment of the invention 17, and the surface of its body 1 is a corrugated surface.
Feature of the present invention is that also described body 1 is metal bellows, plastic film capicitor, Cement fibre pipe or metallic coil.As shown in figure 17, body 1 is a metal bellows.
Feature of the present invention is that also described body 1 or angle 11 are provided with the base plate 14 of disjunctor with it.Figure 18 is the structural representation of the embodiment of the invention 18, and its body 1 is provided with the base plate 14 of disjunctor with it.
Feature of the present invention is that also described base plate 14 chooses the outside of body 1 and form toss 15.Figure 19 is the structural representation of the embodiment of the invention 19, and its body 1 is provided with the base plate 14 that connects part with it, and the outside that base plate 14 stretches out body 1 forms toss 15.
During the invention process, size according to the hollow section size, make plug 2 and elasticity matched moulds in advance, the mould of cleaning out and brushing release agent or be equipped with the film of being convenient to the demoulding is placed on the smooth work top, evenly spread out and put on slurries such as skim cement paste, lay reinforces such as fleece then as required, compress gently and fit on the pulp layer, reinforce exposes both mold ends, starch adhesive material again paves, according to different requirements, reinforces such as fleece can be laid multilayer in body, treat that it is dry a little, be arranged at a prefabricated plug in the die cavity on request, mould twisted to close disturb, and fix, pour into slurry in commissure from another openend of die cavity with fastener, and press closely from interior, again another prefabricated plug is installed on openend sealing, treat its setting and harden after, the demoulding promptly gets the hollow section that there is the pipe end pelvic cavity at two ends.As slurries such as casting cement mortar or cement concrete in the pipe end pelvic cavity at its hollow section two ends again, reinforces such as reinforcing bar perhaps are set simultaneously to be wrapped up in and is contained in wherein, reinforcing bar can expose or not expose, after treating its setting and harden, can obtain two ends of the present invention and be the hollow section of prefabricated compound stiffening rib formula plug.In its manufacturing process, also can prefabricated stiffener be set at its hollow section middle part, thereby obtain having in the pipe hollow section of stiffener according to the product requirement difference.
Claims (21)
1, a kind of hollow pipe for filling concrete, comprise body (1), plug (2), two plugs (2) form the sealed hollow hollow section with the shutoff of body (1) two ends, it is characterized in that at least one end plug of described hollow section (2) sinks to formation pipe end pelvic cavity (3) in body (1) cavity.
2, a kind of hollow pipe for filling concrete according to claim 1 is characterized in that having one, two or a plurality of breach (4) on the wall of described pipe end pelvic cavity (3).
3, a kind of hollow pipe for filling concrete according to claim 1 is characterized in that being provided with in described at least one pelvic cavity (3) overlapping layers (5).
4, a kind of hollow pipe for filling concrete according to claim 3 is characterized in that described overlapping layers (5) is mortar or concrete or lightweight concrete or light aggregate concrete plate or precast plate.
5, a kind of hollow pipe for filling concrete according to claim 4, it is characterized in that being provided with reinforce (6) in the combination of described body (1), plug (2), overlapping layers (5) or plug (2) and overlapping layers (5), reinforce (6) is at least one in fleece, cloth, reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fabric strip, fibre, fleece, short fiber or the thin band.
6, according to claim 5-kind of hollow pipe for filling concrete is characterized in that the thin band of described thin band reinforce (6) for porose, seam, raw edges, drift bolt, pin, sour jujube head, convex-concave or its combination.
7, a kind of hollow pipe for filling concrete according to claim 5, it is characterized in that described reinforce (6) stretches in the plug (2) or stretches in the overlapping layers (5) from body (1) from body (1), perhaps stretch into simultaneously in the two, perhaps stretch between overlapping layers (5) and the plug (2).
8, a kind of hollow pipe for filling concrete according to claim 5 is characterized in that described reinforce (6) exposes from the combination of body (1), plug (2) or overlapping layers (5) or plug (2) and overlapping layers (5).
9, according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8, it is characterized in that being provided with at least one stiffener (7) in the described body (1), stiffener (7) is stiffening rib, bracing boom, reinforcing rib, adds at least one in wringing.
10, a kind of hollow pipe for filling concrete according to claim 9 is characterized in that described stiffener (7) is for hollow, local hollow or fill out core component.
11, a kind of hollow pipe for filling concrete according to claim 9 is characterized in that being provided with in the described stiffener (7) reinforce (6), and perhaps expose outside the body (1) stiffener (7) part, and perhaps also exposing on it has reinforce (6).
12,, it is characterized in that being formed with a raised line (8) that is provided with along body (1) axis direction at the commissure of the wall of described body (1) according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8.
13, according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8, it is characterized in that on body (1), plug (2), the overlapping layers (5) indent position (9) being arranged, indent position (9) are at least a in recessed district, groove, inner corner trim, hole, the chamfering.
14,, it is characterized in that described body (1), plug (2) or overlapping layers (5) are provided with at least a in raised line (8), boss (10) or the angle (11) according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8.
15, according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8, the overlapping layers (5) that it is characterized in that described body (1) is provided with connector (12), and connector (12) is wedge mouth, tenon, hole, latch, cutting ferrule, tongue and groove, male and female groove, iron wire or weldment.
16,, it is characterized in that described body (1) is pipe, polygon pipe, arc angle polygon pipe or other special pipe according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8.
17, according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8, pipe end pelvic cavity (3) butt joint or at least one butt joint of connector (12) butt joint formation of it is characterized in that described at least two hollow sections are sealed or open cavity (13), perhaps also are provided with stiffener (7) in the cavity (13).
18, according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8, the surface that it is characterized in that described body (1) is plane, curved surface, cambered surface, corrugated surface, step surface, male and fomale(M﹠F), exasperate or its combination.
19,, it is characterized in that described body (1) is metal bellows, plastic film capicitor, Cement fibre pipe or metallic coil according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8.
20,, it is characterized in that described body (1) or angle (11) are provided with the base plate of disjunctor (14) with it according to the described a kind of hollow pipe for filling concrete of arbitrary claim in the claim 1 to 8.
21, a kind of hollow pipe for filling concrete according to claim 20 is characterized in that described base plate (14) chooses the outside of body (1) and form toss (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03118362 CN1220814C (en) | 2003-05-12 | 2003-05-12 | Hollow pipe for filling concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03118362 CN1220814C (en) | 2003-05-12 | 2003-05-12 | Hollow pipe for filling concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1542239A true CN1542239A (en) | 2004-11-03 |
| CN1220814C CN1220814C (en) | 2005-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03118362 Expired - Fee Related CN1220814C (en) | 2003-05-12 | 2003-05-12 | Hollow pipe for filling concrete |
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| Country | Link |
|---|---|
| CN (1) | CN1220814C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273035A (en) * | 2013-05-30 | 2013-09-04 | 广东鸿图南通压铸有限公司 | Anti-deformation process of thin-wall oil pipe insert steel pipe |
-
2003
- 2003-05-12 CN CN 03118362 patent/CN1220814C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273035A (en) * | 2013-05-30 | 2013-09-04 | 广东鸿图南通压铸有限公司 | Anti-deformation process of thin-wall oil pipe insert steel pipe |
| CN103273035B (en) * | 2013-05-30 | 2015-12-09 | 广东鸿图南通压铸有限公司 | The anti-deformation process of thin-walled oil pipe inserts steel pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1220814C (en) | 2005-09-28 |
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