CN103132594B - The joint method of concrete structure - Google Patents
The joint method of concrete structure Download PDFInfo
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- CN103132594B CN103132594B CN201210288481.1A CN201210288481A CN103132594B CN 103132594 B CN103132594 B CN 103132594B CN 201210288481 A CN201210288481 A CN 201210288481A CN 103132594 B CN103132594 B CN 103132594B
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- 238000000034 method Methods 0.000 title claims abstract description 68
- 239000000463 material Substances 0.000 claims abstract description 66
- 239000007767 bonding agent Substances 0.000 claims abstract description 45
- 239000000126 substance Substances 0.000 claims abstract description 11
- 238000007711 solidification Methods 0.000 claims 2
- 230000008023 solidification Effects 0.000 claims 2
- 239000000853 adhesive Substances 0.000 description 15
- 230000001070 adhesive effect Effects 0.000 description 15
- 230000013011 mating Effects 0.000 description 14
- 238000006073 displacement reaction Methods 0.000 description 10
- 238000004062 sedimentation Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000010276 construction Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 208000037656 Respiratory Sounds Diseases 0.000 description 3
- 239000006087 Silane Coupling Agent Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000013316 zoning Methods 0.000 description 2
- 241000278713 Theora Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920006248 expandable polystyrene Polymers 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B13/00—Irrigation ditches, i.e. gravity flow, open channel water distribution systems
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
- E21D11/083—Methods or devices for joining adjacent concrete segments
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2200/00—Geometrical or physical properties
- E02D2200/16—Shapes
- E02D2200/1628—Shapes rectangular
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0025—Adhesives, i.e. glues
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Paleontology (AREA)
- Architecture (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
Abstract
The invention provides a kind of joint method of concrete structure.Object of the present invention is to make use of the works that cross sectional shape is the concrete products of tubular or U-shaped, at a low price, easily giving seismic resistance, continuity, watertightness.The box culvert as concrete structure (1) that multiple cross sectional shape is tubular is laid on given size ground, interval, the bearing seal material (22) of apolar substance is set in the part be spaced from the inner surface of box culvert (1), by the space between the surface of this bearing seal material (22) and the inner surface of box culvert (1) inject stretch capability be 100% ~ 250% and also density be 0.8 ~ 1.0g/cm
3bonding agent (21), formed junction surface (2).
Description
Technical field
The present invention relates to pair cross-section shape is the joint method that the concrete structure of tubular or U-shaped carries out the concrete structure engaged.
Background technology
In the past, as laying the method that cross sectional shape is the concrete structure of tubular or U-shaped, have employed various methodologies.Such as, such method can be considered (such as, with reference to patent document 1), namely, be located at the periphery as the chimeric protuberance on the end of the concrete products of concrete structure, the rubber etc. installing shape in wave shape has the packing of water proofing property, is fastened in the recess of original concrete products, use the draw-gear tractions such as thread, aforementioned rubber is entrenched in aforementioned recess.In addition, also can consider such method, namely, at the top board of the end of the concrete products as concrete structure, sidewall, near the thickness of slab central authorities of base plate, chimeric groove portion is set, hammer etc. is utilized to make both sides be that the flechette-type part of a side of the banded rubber component of flechette-type shape is embedded in this groove portion, the flechette-type part of the opposing party is engaged with the groove portion of the chimeric of adjacent concrete products, use the draw-gear tractions such as thread, this flechette-type is partially submerged in aforementioned chimeric groove portion, mortar is injected chimeric groove portion by the flexible pipe then injected from the mortar be located at concrete products.In addition, when carrying out pouring construction, in the past, the method by the concrete of cast-in-site, the spacer portion between the concrete products adjoined each other being formed to lining cutting was adopted.Further, when there occurs skew, crackle on original concrete structure, as the method for recovering the function such as continuity, watertightness, the method for installing flexible joint every predetermined distance can be considered.
Prior art document
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2002-61266 publication
Summary of the invention
The problem that invention will solve
But, the method making rubber that the chimeric protuberance on the end being located at aforementioned concrete products has been installed chimeric with the recess of the concrete products adjoined according to using the traction of the draw-gear such as above-mentioned thread, be the method that the flechette-type part of the banded rubber component of flechette-type shape imbeds in the chimeric groove portion be arranged on concrete products by both sides, engage with can guaranteeing performance when laying concrete products, but there is the problem that can not tackle in laying afterwards.
In addition, formed with regard to the method for lining cutting by the concrete of cast-in-site during with regard to carrying out above-mentioned pouring construction, rigidity link carried out to adjacent concrete products, exist can not tackle thereafter different sedimentations, earthquake time the such problem of the displacement of ground.
In addition, for as described above, install flexible joint every predetermined distance in order to recover the function such as continuity, watertightness when original concrete structure there occurs skew, crackle method, because flexible joint price is high, so, there is the problem that maintenance cost is huge.
The present invention is conceived to above aspect, to solve for the purpose of the such problem be explained above.
For the means of dealing with problems
Namely, the feature of the joint method of a concrete structure of the present invention is: the concrete structure that multiple cross sectional shape is tubular or U-shaped is laid on given size ground in interval, the bearing seal material of apolar substance is set in the part be spaced from the inner surface of concrete structure, by the space between the surface and the inner surface of concrete structure of this bearing seal material inject stretch capability be 100% ~ 250% and also density be 0.8 ~ 1.0g/cm
3bonding agent, formed junction surface.
According to such method, the density of bonding agent is little, so during construction, bonding agent can not drip, and application property is excellent.In addition, because stretch capability is excellent, so even if when the displacement of the ground when there occurs different sedimentation, earthquake, bonding site is also followed them and is produced distortion, and can guarantee continuity, watertightness.That is, being water route, the paths etc. such as the sewer of the concrete structure of tubular or U-shaped for make use of cross sectional shape, at a low price and can easily giving seismic resistance, continuity, watertightness.
As the thickness of bond layer can being guaranteed continuity, watertightness by such bonding agent, the degree of depth in the space namely between the surface of aforementioned bearing seal material and the inner surface of concrete structure, the degree of depth of 0.75 ~ 1.25 times of the interval width between the preferred degree of depth can list as concrete structure.
As the form of the location for suitably carrying out aforementioned bearing seal material, the form of the foreign side's configuration external support material at aforementioned bearing seal material can be listed.
In addition, the feature of the joint method of another concrete structure of the present invention is: be in original concrete structure of tubular or U-shaped at cross sectional shape, groove is formed at the inner surface complete cycle of aforementioned concrete structure, the part that the inner surface of the concrete structure in from then on groove is spaced arranges the bearing seal material of apolar substance, by the space between the surface and the inner surface of concrete structure of this bearing seal material inject stretch capability be 100% ~ 250% and also density be 0.8 ~ 1.0g/cm
3bonding agent, formed junction surface.
According to such method, the topmost effect of the invention described above can be obtained, namely, during construction bonding agent do not drip, the excellent such effect of application property, even if bonding site is also followed their distortion and can guarantee the effect that continuity, watertightness are such when the displacement of ground when there occurs different sedimentation, earthquake, and at a low price, easily can give seismic resistance, continuity, watertightness such effect to concrete structure.
As a preferred embodiment of such joint method, can list such embodiment, that is, aforementioned original concrete structure is that to lay multiple cross sectional shape be the concrete structure that the concrete products of tubular or U-shaped defines.
In addition, as another embodiment preferred of such joint method, the embodiment forming aforementioned grooves on the inner surface at the aforementioned concrete products junction surface each other adjoined each other can be listed.If such joint method, then by being suitable for the present invention in the bonding part of the original works laying multiple concrete structure adjacently, can not be shut off traffic net, gives seismic resistance, continuity, watertightness when being necessary to original works.
Further, as such joint method another preferred embodiment, can list and form the embodiment of aforementioned grooves at the inner surface of aforementioned concrete structure at damaged part.If such joint method, then can not shut off traffic net, carries out the reparation of damaged part when being necessary, gives seismic resistance, continuity, watertightness to original works.
Invention effect
According to the present invention, can at a low price, easily pair cross-section shape be that the concrete structure of tubular or U-shaped gives seismic resistance, continuity, watertightness.
Accompanying drawing explanation
Fig. 1 is the figure arranging form of the concrete structure representing the 1st embodiment of the present invention.
Fig. 2 is the central longitudinal sectional view representing the works utilizing the concrete structure of the 1st embodiment to define.
Fig. 3 is the sectional view of the concrete structure of expression the 1st embodiment.
Fig. 4 is the A-A sectional view in Fig. 2.
Fig. 5 is the figure arranging form at the junction surface for illustration of the 1st embodiment.
Fig. 6 is the B-B sectional view in Fig. 4.
Fig. 7 is the sectional view of the concrete structure representing the 2nd embodiment of the present invention.
Fig. 8 is the central longitudinal sectional view at the junction surface of expression the 2nd embodiment.
Fig. 9 is the figure arranging form at the junction surface for illustration of the 2nd embodiment.
Figure 10 is the figure arranging form at the junction surface for illustration of the 2nd embodiment.
Figure 11 is the figure arranging form at the junction surface for illustration of the 2nd embodiment.
Figure 12 is the C-C sectional view in Fig. 8.
Figure 13 is the figure in the damaged portion of the concrete structure representing the 3rd embodiment of the present invention.
Figure 14 is the figure arranging form at the junction surface for illustration of the 3rd embodiment.
Figure 15 is the central longitudinal sectional view at the junction surface of expression the 3rd embodiment.
Figure 16 is the figure arranging form of the concrete structure representing another embodiment of the present invention.
Figure 17 is the sectional view at the junction surface representing this another embodiment.
Detailed description of the invention
Below, with reference to Fig. 1 ~ Fig. 6, the 1st embodiment of the present invention is described.
The joint method of the concrete structure of present embodiment, be in the concrete structure of square tube shape (angle tubular) at cross sectional shape, in the underground structures such as the sewer formed connecting multiple box culvert 1 as concrete products in particular, as shown in Figures 1 and 2, used when new box culvert 1 is set between original box culvert 1 '.New box culvert 1, is laid respectively from adjacent original box culvert 1 ' the interval width w that specifies of interval, engages through junction surface 2 with original box culvert 1 '.
Box culvert 1, as shown in Figure 3, have in the present embodiment pair of side plates 12, with this pair of side plates 12 continuous print base plate 11 and be in the top board 13 with base plate 11 position in opposite directions, further, be the built-in square tube form rectangular-shaped by the so-called cross section of the inner space 1s of these side plates 12, base plate 11 and top board 13 zoning, and, mating face 1a is possessed at the two ends of length direction, by engaging at mating face 1a, linking multiple box culvert 1, constructing underground structure.Mating face 1a, is the mating face that the rectangular and inner circumferential shape of its peripheral shape is also substantially rectangular, becomes square tubular shape.In addition, in the present embodiment, describe the box culvert 1 as concrete products of square tube shape as illustrated, but certainly also can be suitable for the present invention to be made up of three water routes concrete products when analysing and observe being U-shaped, this concrete products is made up of pair of side plates and base plate and top is open.
Here, the joint method of the box culvert 1 as concrete products of the present invention, for the junction surface 2 defined by utilizing bonding agent 21 is to the joint method at two ends in opposite directions with the concrete products engaged between the mating face 1a of the box culvert 1 of mating face 1a.About the method forming this junction surface 2, together with the explanation of the structure in each portion, be described in detail following.
Aforementioned junction surface 2, as described above, in addition also as Fig. 4 and as shown in Figure 6, be formed between the box culvert 1 that adjoins each other, from the external surface side of box culvert 1 toward inner surface side, configure external support material 23 respectively, as the bearing seal material 22 defined by apolar substance of internal support material and bonding agent 21.
In more detail, external support material 23, as shown in Fig. 4 and Fig. 6, is configured in the region of the position being spaced predetermined distance from the plane connect each other by the external surface of the box culvert adjoined each other 1 to the inner surface from box culvert 1 laterally.In addition, supporting material 23 possesses the function positioned the ora terminalis in the outside of bearing seal material 22 in addition.Further, in the present embodiment, supporting material 23 being in addition configured in after between the box culvert 1 adjoined each other, bearing seal material 22 has been configured in side in external support material 23.In addition, supporting material 23 not necessarily have to be arranged in addition.
Bearing seal material 22, as described above, goes back as Fig. 4 in addition and as shown in Figure 6, for being configured in the inner side of external support material 23, having the component of the ring-type of same gauge substantially, formed by apolar substance in whole region.Further, at the inner surface of from then on bearing seal material 22 in the space 2s between the plane connect each other by the inner surface of box culvert 1, the bonding agent 21 for being engaged with each other by these box culverts 1 is filled with.The degree of depth d of this space 2s, the distance namely from the inner surface of aforementioned bearing seal material 22 to the plane connect each other by the inner surface of box culvert 1, is set to 0.75 ~ 1.25 times of aforementioned interval width w.
Aforementioned bonding agent 21, as described above, in addition also as Fig. 4 and as shown in Figure 6, is injected into the inner side of aforementioned bearing seal material 22, has clipping the function engaged between box culvert 1 that this bonding agent 21 adjoins each other.That is, this bonding agent 21 is configured in the position of the inner space in the face of box culvert 1.Here, the stretch capability of this bonding agent 21 is 100% ~ 250%, and density is 0.8 ~ 1.0g/cm
3.
That is, when engaging adjacent box culvert 1, in the space between box culvert 1, as shown in Figure 5, first configure external support material 23, bearing seal material 22 is configured in the inner side of external support material 23.Further, as shown in Figure 6, carry out such program, that is, bonding agent 21 is injected in the inner side to this bearing seal material 22, waits for until bonding agent 21 solidifies.In addition, when injecting bonding agent 21, although the diagram of eliminating, implement to cover by pasting the methods such as masking tape at the position adjacent with aforesaid space 2s of the inner surface of box culvert 1, after bonding agent 21 solidifies, cover by the methods such as masking tape removes are removed.Further, after defining water route, when the displacement of the ground when there occurs different sedimentation, earthquake, distortion is produced by the layer being provided with this bonding agent 21, continuity, watertightness between the box culvert 1 that maintenance adjoins each other.
As described above, according to the joint method of present embodiment, even if the displacement of the ground when there occurs different sedimentation, earthquake, accompany therewith, when relative position between box culvert 1,1 ' has changed, their distortion are also followed in the bonding site formed by bonding agent 21, and can guarantee continuity, watertightness.That is, to the works of water route, the paths etc. such as the sewer that make use of with cross sectional shape the concrete products be the box culvert 1,1 ' of square tube shape being representative, seismic resistance, continuity, watertightness can at a low price, be easily given.
In addition, according to this joint method, owing to not needing silane coupling agent, so, can realize reducing work hours and the reduction of erection time.
Further, according to this construction method, change the box culvert 1 that 1 forms works as required, at the formation junction surface, both sides 2 of this box culvert 1, accordingly, seismic resistance, continuity, watertightness can be given to works where necessary.
Referring to Fig. 7 ~ Figure 12, the 2nd embodiment of the present invention is described.
The joint method of the concrete structure of present embodiment, for connecting the box culvert A1 as concrete structure that multiple cross sectional shape is square tube shape in the underground structures such as the sewer that formed, to the method that the original box culvert A1 adjoined each other bonding part is each other implemented.
Box culvert A1 has the structure substantially same with the box culvert 1 of above-mentioned 1st embodiment.Namely, as shown in Figure 7, have pair of side plates A12, with this pair of side plates A12 continuous print base plate A11 and be in the top board A13 with base plate A11 position in opposite directions, further, for inside have by the inner space A1s of these side plates A12, base plate A11 and top board A13 zoning, square tube form that so-called cross section is rectangular-shaped.In addition, this box culvert A1, for possessing the box culvert of mating face A1a at the two ends of length direction, by engaging at mating face A1a, linking multiple box culvert A1, constructing underground structure.Mating face A1a, is the mating face of the rectangular and inner circumferential shape of its peripheral shape also in general rectangular, becomes square tubular shape.In addition, in the present embodiment, the position in the face of inner space A1s in the A1a of this mating face, arranges Figure 10 and otch A1t as shown in Figure 12 throughout complete cycle.In addition, in the present embodiment, describe the box culvert A1 as concrete products of square tube shape as illustrated, but certainly also can be suitable for the present invention to three water routes constituted by concrete products when analysing and observe being U-shaped, this concrete products is made up of pair of side plates A12 and base plate A11, and top is open.In addition, " cross sectional shape is square tube shape ", the concept of the shape of the form expanded with arc-shaped when analysing and observe for the inner surface also comprising base plate A11.
Here, the joint method of the box culvert A1 as concrete products of the present invention, for have a box culvert A1 of mating face A1a at two ends in opposite directions mating face A1a between, form the junction surface A2 that utilizes adhesive A 21 to define and carry out the joint method of the concrete products engaged.About the method forming this junction surface A2, be described in detail below together with the explanation of the structure in each portion.
Aforementioned junction surface A2, as described above, and as shown in Figure 12, between the otch A1t being formed in the box culvert A1 adjoined each other, from the inward faces side, external surface side of box culvert A1, as shown in Figure 8 and Figure 12, the bearing seal materials A 22 defined by apolar substance, the adhesive A 21 as supporting material is configured respectively.Here, aforementioned cut A1t is formed by utilizing concrete cutter etc. that original box culvert A1 is cut out otch.That is, the distance w2 between the side of the otch A1t opposite each other of adjacent box culvert A1 is as shown in Figure 10 larger than the distance w20 between original box culvert A1 as shown in Figure 9.
Aforementioned bearing seal materials A 22, as shown in Figure 8 and Figure 12, for having the component of the ring-type of same gauge substantially in whole region, is formed by apolar substance.In addition, this bearing seal materials A 22 is by being spliced (add and connect) state configuration on the bottom surface of aforementioned cut A1t.Further, at the inner surface of from then on bearing seal materials A 22 in the space A2s between the plane connect each other by the inner surface of box culvert A1, the adhesive A 21 being used for these box culverts A1 to be engaged with each other is injected.Here, distance from the inner surface of aforementioned bearing seal materials A 22 to the plane that the inner surface of box culvert A1 is connect each other, namely for the degree of depth d2 of the space A2s of placement of adhesives A21,0.75 ~ 1.25 times of the distance w2 between the width of space A2s for this reason and the side of aforementioned otch A1t is opposite each other set.
Aforementioned adhesive A 21, has the structure substantially same with the bonding agent of aforementioned 1st embodiment, configures substantially samely.That is, this adhesive A 21, as described above, in addition as shown in Figure 8 and Figure 12, is injected into the inner side of aforementioned bearing seal materials A 22, has clipping the function engaged between box culvert A1 that this adhesive A 21 adjoins each other.In other words, this adhesive A 21 is configured in the position of the inner space in the face of box culvert A1.Here, the stretch capability of this adhesive A 21 is 100% ~ 250%, and density is 0.8 ~ 1.0g/cm
3.
Namely, in the present embodiment, when engaging adjacent box culvert A1, carry out such program, that is, the mating face A1a opposite each other of the box culvert A1 adjoined each other forms otch A1t respectively as shown in Figure 10, bearing seal materials A 22 is spliced as shown in Figure 11 on the bottom surface of this otch A1t, further, adhesive A 21 is injected in the inner side as shown in Figure 12 to this bearing seal materials A 22, waits for until adhesive A 21 is solidified.In addition, when injecting adhesive A 21, carry out same with above-mentioned 1st embodiment covering process.Further, in the present embodiment, after defining water route, during the displacement of the ground when there occurs different sedimentation, earthquake, producing distortion by the layer being provided with this adhesive A 21, keeping continuity, watertightness between the box culvert A1 that adjoins each other.
As described above, according to the joint method of present embodiment, even if when the displacement of the ground when there occurs different sedimentation, earthquake, their distortion are also followed in the bonding site formed by adhesive A 21, and can guarantee continuity, watertightness.That is, be the works such as water route, path such as the sewer of the concrete products of square tube shape or U-shaped to make use of cross sectional shape, can at a low price, easily give seismic resistance, continuity, watertightness.
In addition, according to this joint method, also not needing silane coupling agent, so, can realize reducing work hours and the reduction of erection time.
And, according to this construction method, owing to can carry out in the inside of the box culvert A1 forming original works the whole operations forming junction surface A2, so, do not need special technique, process, in the original works defined utilizing box culvert A1, where necessary, do not cut off road traffic for a long time and just can give seismic resistance, continuity, watertightness to works.
Below, with reference to Figure 13 ~ Figure 15, the 3rd embodiment of the present invention is described.
The joint method of the concrete structure of present embodiment, for connecting the box culvert B1 as concrete structure that multiple cross sectional shape is the square tube shape of rectangle in original underground structures such as the sewer that formed, to the method that the fracture site B1x that there occurs the fractures such as crackle as shown in Figure 13 on the box culvert B1 forming this original underground structure implements.About this joint method, together with the explanation of the structure in each portion, be described following.In addition, in the present embodiment, the box culvert B1 as concrete products about square tube shape is illustrated, but certainly also can be suitable for the present invention to three water routes constituted by concrete products when analysing and observe being U-shaped, this concrete products is made up of pair of side plates and base plate, and top is open.Further, also the present invention can be suitable for the works defined by cast-in-place concrete.
In the present embodiment, at aforementioned fracture site B1x, as shown in figure 14, the otch B1t with the width dimensions w3 larger than this fracture site B1x is set in the inner surface side of breaking portion.In the inside of this otch, in the same manner as above-mentioned 2nd embodiment, and as shown in Figure 15, arrange junction surface B2 from the inward faces side, external surface side of box culvert B1, this junction surface B2 is by placement of adhesives B21 and the bearing seal material B 22 defined by apolar substance as supporting material are formed respectively.Here, original box culvert B1 otch is formed by utilizing concrete cutter etc. by aforementioned cut B1t.
Aforementioned junction surface B2, as described above, and as shown in Figure 15, is formed on the inside of the otch of the breaking portion being formed at box culvert B1, from the external surface side of box culvert B1 toward inner surface side, configures bearing seal material B 22 and bonding agent B21 respectively.Here, aforementioned cut B1t, is formed original box culvert B1 otch by utilizing concrete cutter etc.
Aforementioned bearing seal material B 22, as shown in figure 15, for having the component of substantially same gauge in whole region, is formed by apolar substance.In addition, this bearing seal material B 22, by the state configuration be spliced on the bottom surface of aforementioned cut B1t.Further, in the space B 2s between the inner surface and the inner surface of box culvert B1 of this bearing seal material B 22, as shown in Figure 15, the bonding agent B21 being used for engaging the fracture site B1x of box culvert B1 is injected.The distance d3 of the degree of depth namely from the inner surface of aforementioned bearing seal material B 22 to the inner surface of box culvert B1 of this space B 2s, is set to 0.75 ~ 1.25 times of the width dimensions w3 of aforementioned cut B1t.
Aforementioned bonding agent B21, has the structure substantially same with aforementioned 1st embodiment, configures substantially samely.That is, this bonding agent B21, as shown in figure 15, is injected into the inner side of aforementioned bearing seal material B 22 as described above, has the function engaged the fracture site B1x of box culvert B1.In other words, this bonding agent B21 is configured in the position of the inner space B1s in the face of box culvert B1.Here, the stretch capability of this bonding agent B21 is 100% ~ 250%, and density is 0.8 ~ 1.0g/cm
3.
Namely, in the present embodiment, when engaging adjacent box culvert B1, carry out such program, namely, to the position that there occurs fracture in any one formation in the top board of box culvert B1 of original pipeline, sidewall and base plate, by shearing devices such as concrete cutters, form aforementioned cut B1t as shown in Figure 14, as shown in figure 15, make bearing seal material B 22 splice on the bottom surface of this otch B1t, then inject bonding agent B21 to the inner side of this bearing seal material B 22, wait for until bonding agent B21 solidifies.In addition, when injecting bonding agent B21, carry out and the covering to process and same cover process of above-mentioned 1st embodiment.Further, in the present embodiment, after defining water route, when the displacement of the ground when there occurs different sedimentation, earthquake, distortion is produced by the layer being provided with this bonding agent B21, continuity, watertightness between the box culvert B1 that maintenance has adjoined each other.
As described above, according to the joint method of present embodiment, even if when the displacement of the ground when there occurs different sedimentation, earthquake, their distortion are also followed in the bonding site formed by bonding agent B21, and can guarantee continuity, watertightness.That is, to make use of cross sectional shape be rectangular-shaped or the works such as water route, path such as the sewer of the concrete products of U-shaped, can at a low price, easily give seismic resistance, continuity, watertightness.
In addition, according to this joint method, also not needing silane coupling agent, so, can realize reducing work hours and the reduction of erection time.
And, according to this construction method, because the operation forming junction surface B2 can all be carried out in the inside of the box culvert B1 forming original works, so, do not need special technique, process, in the original works defined utilizing box culvert B1, original works of being defined by concrete cast-in-site, where necessary, do not cut off road traffic for a long time just to repair the fracture site B1x of works, give seismic resistance, continuity, watertightness.
In addition, the invention is not restricted to the embodiment be explained above.
Such as, as shown in FIG. 16 and 17, also joint method of the present invention can be adopted in the bonding part of box culvert C1 and manhole C3.
The junction surface C2 of this form, be formed in box culvert C1 below and in space between manhole C3, configure bearing seal material C 22 and bonding agent C21 successively from the external surface side of manhole C3.Bearing seal material C 22 under this form, bar-shaped component rounded during for analysing and observe, configures many adjacently at the depth direction in this space.In addition, under this form, at the external surface of manhole C3, paste the cladding material C24 of the sheet of such as rubber, cover aforementioned bearing seal material C 22.On the other hand, aforementioned bonding agent C21, same with the bonding agent of above-mentioned 1st ~ 3rd embodiment, use stretch capability 100% ~ 250%, density 0.8 ~ 1.0g/cm
3bonding agent.Further, between the inverted arch C31 on the bottom being located at manhole C3, otch C3a is set, in this otch C3a, inserts the insulating element C25 formed by foamed polystyrene.Further, above this insulating element C25, above surface is in the mode mortar filling C26 with the upper surface flush face of aforementioned inverted arch C31.
According to the joint method of this form, even if when the displacement of ground when there occurs different sedimentation, earthquake, their distortion are also followed in the bonding site formed by bonding agent C21, and can guarantee continuity, watertightness.That is, to the bonding part of box culvert C1 and manhole C3, can at a low price, easily give seismic resistance, continuity, watertightness.
Further, when forming junction surface under this form, because whole operations can be carried out in the inside of manhole C3, so, where necessary, do not cut off road traffic for a long time and just can give seismic resistance, continuity, watertightness.
In addition, even if when the works newly formed laying multiple concrete structure of being pre-formed before the laying of box culvert etc. is constructed, the joint method that the junction certainly between the concrete products adjoined each other also can adopt the joint method in the 1st embodiment of the present invention such.
Further, be not limited to connect multiple concrete structure of being pre-formed before laying and the works that formed, for the works defined by concrete cast-in-site, also applicable the present invention.Namely, cast on-site concrete and form multiple concrete structure and be provided with in the works defined under the state in gap between the concrete structure adjoined each other, also can be engaged between concrete structure by the joint method that the works of above-mentioned 2nd embodiment is such, in addition, the damaged part of the works that also can be defined cast-in-place concrete by the joint method that the works of above-mentioned 3rd embodiment is such engages.And, cast on-site concrete and in original concrete structure of the entirety defined, also the complete cycle on surface within it can be adopted to form groove, at the bottom surface side configuration bearing seal material of this groove, then inject the joint method of bonding agent to the opposition side of the bottom surface of the aforementioned grooves of this bearing seal material.In addition, cross sectional shape is not limited to rectangular-shaped cross sectional shape, and pair cross-section is works also applicable the present invention of other shape such as circular, semicircle.
In addition, in the scope not damaging purport of the present invention, also all distortion can be carried out.
The explanation of Reference numeral
1, A1, B1, C1 ... box culvert (concrete products)
2, A2, B2, C2 ... junction surface
21, A21, B21, C21 ... bonding agent
22, A22, B22, C22 ... bearing seal material
Claims (8)
1. the joint method of a concrete structure, it is characterized in that: the concrete structure that multiple cross sectional shape is tubular or U-shaped is laid on given size ground in interval, the bearing seal material of apolar substance is set in the part be spaced from the inner surface of concrete structure, by the space of inner space in the face of concrete structure between the surface and the inner surface of concrete structure of this bearing seal material inject stretch capability be 100% ~ 250% and also density be 0.8 ~ 1.0g/cm
3the bonding agent with watertightness, formed junction surface,
The joint method of described concrete structure can carry out described bonding agent and injects in the space of the inner space in the face of concrete structure in the inner side of the described bearing seal material of ring-type and wait for until the program of described bonding agent solidification.
2. the joint method of concrete structure according to claim 1, is characterized in that: the degree of depth in the space between the surface of described bearing seal material and the inner surface of described concrete structure is 0.75 ~ 1.25 times of the interval width between concrete structure.
3. the joint method of concrete structure according to claim 1, is characterized in that: at foreign side's configuration external support material of described bearing seal material.
4. the joint method of a concrete structure, it is characterized in that: be in original concrete structure of tubular or U-shaped at cross sectional shape, groove is formed at the inner surface complete cycle of described concrete structure, the part that the inner surface of the concrete structure in from then on groove is spaced arranges the bearing seal material of apolar substance, by the space of the inner space in the face of concrete structure between the surface and the inner surface of concrete structure of this bearing seal material inject stretch capability be 100% ~ 250% and also density be 0.8 ~ 1.0g/cm
3the bonding agent with watertightness, formed junction surface,
The joint method of described concrete structure can carry out described bonding agent and injects in the space of the inner space in the face of concrete structure in the inner side of the described bearing seal material of ring-type and wait for until the program of described bonding agent solidification.
5. the joint method of concrete structure according to claim 4, is characterized in that: described original concrete structure is that to lay multiple cross sectional shape be the concrete structure that the concrete products of tubular or U-shaped is formed.
6. the joint method of concrete structure according to claim 5, is characterized in that: on the inner surface at the described concrete products junction surface each other adjoined each other, form described groove.
7. the joint method of concrete structure according to claim 4, is characterized in that: on the inner surface of described concrete structure, forms described groove at damaged part.
8. the joint method of concrete structure according to claim 4, is characterized in that: the degree of depth in the space between the surface of described bearing seal material and the inner surface of described concrete structure is 0.75 ~ 1.25 times of the width dimensions in the space between the surface of described bearing seal material and the inner surface of described concrete structure.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011-253756 | 2011-11-21 | ||
| JP2011253756 | 2011-11-21 |
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| CN103132594A CN103132594A (en) | 2013-06-05 |
| CN103132594B true CN103132594B (en) | 2016-01-20 |
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| CN201210288481.1A Active CN103132594B (en) | 2011-11-21 | 2012-08-14 | The joint method of concrete structure |
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| Country | Link |
|---|---|
| JP (1) | JP5519737B2 (en) |
| KR (1) | KR101404359B1 (en) |
| CN (1) | CN103132594B (en) |
| TW (1) | TWI512171B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5829702B2 (en) * | 2014-02-14 | 2015-12-09 | 旭コンクリート工業株式会社 | Sheath tube structure |
| JP5944970B2 (en) * | 2014-10-16 | 2016-07-05 | 植村 誠 | Open shield method |
| CN107100196A (en) * | 2017-04-18 | 2017-08-29 | 黑龙江省中信路桥材料有限公司 | Spell the combined method in many cabins in box culvert list cabin |
| JP6290491B1 (en) * | 2017-04-26 | 2018-03-07 | 旭コンクリート工業株式会社 | Method for joining concrete structures |
| JP7007143B2 (en) * | 2017-09-27 | 2022-01-24 | Dic株式会社 | Water stoppage method for concrete structures |
| KR102102367B1 (en) * | 2018-03-07 | 2020-04-21 | 주식회사 준별에프알피산업 | The method for connecting the culvents |
| CN109208641B (en) * | 2018-11-15 | 2024-03-19 | 中国矿业大学 | Center column node with self-resetting function based on assembled underground structure and resetting method |
| CN110158666A (en) * | 2019-06-18 | 2019-08-23 | 四川童燊防水工程有限公司 | Building basement top plate subsiding crack plugging structure and its construction method |
| CN112726666A (en) * | 2020-12-30 | 2021-04-30 | 中国二十冶集团有限公司 | Pipe gallery and pipe gallery construction method |
| CN113136892B (en) * | 2021-05-18 | 2024-06-28 | 中国五冶集团有限公司 | Pipe joint splicing device, splicing structure and splicing method of assembled pipe gallery |
| CN113482180A (en) * | 2021-06-28 | 2021-10-08 | 五冶集团上海有限公司 | Post-cast strip rainwater drainage method |
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| JP2001132075A (en) * | 1999-11-08 | 2001-05-15 | Sekisui Chem Co Ltd | Adhering method for box culvert |
| JP2002004312A (en) * | 2000-06-23 | 2002-01-09 | Three Bond Co Ltd | Method and structure for joining aseismatic concrete member |
| JP2007314965A (en) * | 2006-05-23 | 2007-12-06 | Asahi Concrete Works Co Ltd | Joining method of concrete product and construction method of concrete product |
| CN101725176A (en) * | 2008-10-29 | 2010-06-09 | 旭混凝土工业株式会社 | Connecting method and pressing parts of concrete product |
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| JPS6091700U (en) * | 1983-11-25 | 1985-06-22 | 株式会社日本シールパツク | Caulking structure of concrete structure |
| KR100400174B1 (en) * | 2000-07-07 | 2003-10-01 | 주식회사 제패인터내셔널 | Joint method of a structure |
| JP2005510382A (en) * | 2001-11-28 | 2005-04-21 | ジェイムズ ハーディー リサーチ ピーティーワイ．リミテッド | Bonded-edge building panel and manufacturing method |
| JP4657990B2 (en) * | 2006-06-23 | 2011-03-23 | 電気化学工業株式会社 | Box culvert adhesive composition |
| KR100989919B1 (en) * | 2009-04-09 | 2010-10-26 | 윤택준 | Repair method for concrete joint part |
| TWI403631B (en) * | 2010-04-20 | 2013-08-01 | Univ Nat Kaohsiung Applied Sci | Structure and Construction Method of Waterproof Shear Force Expansion Joint Structure of Old and New Concrete Building |
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2012
- 2012-07-05 TW TW101124272A patent/TWI512171B/en active
- 2012-07-20 JP JP2012161850A patent/JP5519737B2/en active Active
- 2012-08-14 CN CN201210288481.1A patent/CN103132594B/en active Active
- 2012-08-28 KR KR1020120094538A patent/KR101404359B1/en active IP Right Grant
Patent Citations (4)
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|---|---|---|---|---|
| JP2001132075A (en) * | 1999-11-08 | 2001-05-15 | Sekisui Chem Co Ltd | Adhering method for box culvert |
| JP2002004312A (en) * | 2000-06-23 | 2002-01-09 | Three Bond Co Ltd | Method and structure for joining aseismatic concrete member |
| JP2007314965A (en) * | 2006-05-23 | 2007-12-06 | Asahi Concrete Works Co Ltd | Joining method of concrete product and construction method of concrete product |
| CN101725176A (en) * | 2008-10-29 | 2010-06-09 | 旭混凝土工业株式会社 | Connecting method and pressing parts of concrete product |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20130056159A (en) | 2013-05-29 |
| KR101404359B1 (en) | 2014-06-09 |
| NZ600890A (en) | 2014-01-31 |
| TWI512171B (en) | 2015-12-11 |
| TW201321582A (en) | 2013-06-01 |
| JP5519737B2 (en) | 2014-06-11 |
| JP2013130050A (en) | 2013-07-04 |
| CN103132594A (en) | 2013-06-05 |
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