CN104863090B - Flexible joint component and concrete structure expansion joint - Google Patents
Flexible joint component and concrete structure expansion joint Download PDFInfo
- Publication number
- CN104863090B CN104863090B CN201410353192.4A CN201410353192A CN104863090B CN 104863090 B CN104863090 B CN 104863090B CN 201410353192 A CN201410353192 A CN 201410353192A CN 104863090 B CN104863090 B CN 104863090B
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- China
- Prior art keywords
- concrete structure
- folding
- section
- joint component
- seam
- Prior art date
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/16—Sealings or joints
-
- 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
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Ocean & Marine Engineering (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Building Environments (AREA)
- Lining And Supports For Tunnels (AREA)
- Sewage (AREA)
Abstract
The present invention provides flexible joint component and the concrete structure expansion joint that intended shape can be easily formed into a manner of the absorbable pressure born from seam.The flexible material that the flexible joint component (1) is arranged by the seam (3) between leap concrete structure (2,2) is constituted, which is characterized in that including：Positioned at two sides and press on the press section (4) of concrete structure (2,2)；And it is located between the press section (4) of two sides and folds in a manner of the absorbable pressure born from seam (3) folding part (5) of arranging, folding part (5), which have, to be handled so as to fold the folding portion (7) become easy.
Description
Technical field
The present invention relates to the flexible joint components for concrete structure expansion joint, in particular to by crossing over coagulation
Seam between soil structure object and flexible joint component that the flexible material being arranged is constituted.
Background technique
In the connection of water channel and the closed conduit constructed of the undergrounds such as public ditch etc. as the concrete structure constructed with concrete
The seam of knot carries out inside and outside sealing.In this case, due to the concrete structure uneven subsidence of two sides or earthquake
Deng influence, clamping the interval between the two sides concrete structure of seam can deviate, in order to allow these offsets, using mixed
Xtah Crude Clay structure object expansion joint.As this concrete structure expansion joint, such as known patent document 1.In coagulation
In soil structure object expansion joint, constituted using the flexible material being arranged by the seam crossed between concrete structure
Flexible joint component.
In general, flexible joint component includes press section and folding part, the press section presses on described mixed in two sides
Xtah Crude Clay structure object, the folding part folded in a manner of the absorbable pressure born from seam be disposed in two sides press section it
Between.
In general, folding part is bent to form such as corrugatedly.The folding being bent to form corrugatedly is shown in Fig. 6
Portion 25 and the protection rubber 26 being disposed on the folding part 25.The pressure born from seam is extended by folding part 25
It is absorbed.The pressure of receiving correspondingly increases when the interval of seam increases.When the seam application to one fixed width size
Such as when undulatory bending part, in order to absorb bigger pressure, the flexible joint component for needing to expand forms bigger
Space accordingly, it is considered to which the bending quantity of ripple is made to fix and improve kink height, or keeps kink height to fix and increase wave
Thus the bending quantity of line increases the physical length of folding part.
Existing technical literature
Patent document
Patent document 1：Japanese Patent Laid-Open 2010-150807 bulletin
But it when making the bending quantity of ripple fix and improve kink height, has the following problems：The height at ripple peak
Increase, needs to make to become larger to the molding die device of corrugated bending part progress, therefore the price of die device improves.In addition,
When keeping kink height to fix and increase the bending quantity of ripple, have the following problems：The bending interval of ripple reduces, flexible
Material is at right angles to sharply bent, and thus cannot safely make flexible material bending forming.Either any situation, makes flexibility
There is joint component undulatory bending part all there is limit.
Summary of the invention
Therefore, the present invention solves the above-mentioned problems of the prior art, provides a kind of to can absorb from seam receiving
The mode of pressure can be easily formed into the flexible joint component of intended shape.
To solve the above-mentioned problems, flexible joint component of the present invention is by the seam between leap concrete structure
Portion and the flexible material that is arranged is constituted, which is characterized in that including being located at two sides and pressing on the pressing of the concrete structure
Portion and arranging is folded between the press section of two sides and in a manner of the absorbable pressure born from the seam
Folding part, the folding part have is handled so as to fold the folding portion become easy.
In addition, it is a feature of the present invention that the folding portion is formed as wall thickness less than its adjacency section.
In addition, it is a feature of the present invention that the folding portion is chemically treated to be easier to roll over compared to its adjacency section
It is folded.
In addition, it is a feature of the present invention that in the state that folding of the folding part in section view is arranged, both sides
S font and anti-S font are respectively formed in such a way that bottom attenuates.
In addition, it is a feature of the present invention that the folding portion is located at the S font and the anti-S font of the side
Bending section.
In addition, concrete structure of the present invention is characterised by comprising with expansion joint：Flexible joint component,
The flexible material being arranged by the seam crossed between concrete structure is constituted；And fixed part, it is used for the flexibility
The concrete structure is fixed in joint component pressing, and the flexible joint component includes positioned at two sides and pressing on described mixed
The press section of Xtah Crude Clay structure object and between the press section of two sides and with the absorbable pressure born from the seam
The mode of power folds the folding part of arranging, and the folding part, which has, to be handled so as to fold the folding portion become easy.
Invention effect
Structure according to the present invention has and is handled so as to fold the folding portion become easy, thus pass through benefit
It is bent with folding portion, desired shape can be easily formed into a manner of the absorbable pressure born from seam
Shape.
Detailed description of the invention
Fig. 1 is the shape indicated when showing the factory shipment of an embodiment of flexible joint component of the present invention
The cross-sectional view of shape；
Fig. 2 has been expressed as that the figure of flexible joint component and the shape in folded state is arranged at the scene；
Fig. 3 is to indicate that being provided with flexible joint component at the scene bears the pressure from seam later and be in expansion shape
The figure of the shape of state；
Fig. 4 is to show the example that flexible joint component of the present invention is applied to concrete structure expansion joint
Figure；
Fig. 5 is the plan view for indicating concrete structure expansion joint corresponding with Fig. 4；
Fig. 6 is the figure for indicating existing folding part.
Symbol description
1 flexible joint component
2 concrete structures
3 seam
4 press sections
5 folding parts
6 abutting parts
7 folding portions
5a S font portion
5b anti-S font portion
10 fixed cells
11 pressure sections
12 bolts
13 nuts
14 anchor bolt and nuts
19 protection rubber
20 concrete structure expansion joints
Specific embodiment
Referring to figs. 1 to Fig. 4, illustrate an embodiment of flexible joint component of the present invention.
Fig. 1 is indicated before the seam 3 being disposed between concrete structure 2,2, flexibility when from factory shipment
The cross-sectional view of joint component 1.Flexible joint component 1 can be formed to sealing by compliant members such as rubber materials, including：Positioned at two sides
And the blocky press section 4,4 of concrete structure 2,2 is pressed on, and between the press section 4,4 of two sides and with absorbable
The mode for the pressure that seam 3 is born folds the lamellar folding part 5 of arranging.
Folding part 5, which has, to be handled so as to fold the multiple folding portions 7 become easy.Folding part 5 has center
Two folding portion 7a of side and two folding portion 7b in outside.In the present embodiment, folding portion 7 is processed
And be formed as wall thickness less than its adjacency section.For example, the wall thickness relative to adjacency section is 8mm, the wall thickness in folding portion 7 is 6mm.
Each folding portion 7 is handled in the length range throughout 10mm to 20mm.At adjacent folding portion 7a and folding
About 30mm is divided between reason portion 7b, between a folding portion 7a and another folding portion 7a between be divided into it is big
About 13mm.Flexible joint component 14 from press section 4 to press section between length be such as about 450mm.
Fig. 2 has been expressed as the seam 3 being disposed between concrete structure 2,2 and the flexibility in folded state connects
The cross-sectional view of head part 1.Flexible joint component 1 is formed as relative to 8 bilateral symmetry of center line.Folding shown in Fig. 2 is arranged
In the state of, in section view, in the bottom 5c of flexible joint component 1 mode thinner than top, left side is formed as S font
Portion 5a, right side are formed as anti-S font portion 5b.Top 5d is generally flatly formed.Folding portion 7a is located at S font portion 5a
Top bending section, folding portion 7b is located at the bending section of lower part.Similarly, folding portion 7a is located at anti-S font portion
The bending section on the top of 5b, folding portion 7b are located at the bending section of lower part.Flexible joint component 1 is formed with S font in two sides
Portion 5a and anti-S font portion 5b, relative to bottom 5c and top 5d significantly necking down in an overlapping manner.
Flexible joint component 1 shown in Fig. 2 is different from the component repeatedly to turn back repeatedly corrugatedly, and is across seam
The folded-back part in portion 3 is simplified to one, in addition, because being formed with folding portion 7, it can be using folding portion 7 come simple
It is singly easy to carry out bending, without using die device, therefore can efficiently be easy to carry out bending.
Fig. 3, which is shown, is disposed in seam 3 between concrete structure 2,2 for flexible joint component 1 shown in Fig. 2, so
Afterwards due to the pressure born from seam 3 and the flexible joint component 1 that swelling state is changed to from folded state.
The folded-back part of flexible joint component 1 shown in Fig. 2 although being reduced to one, two sides formed S font portion 5a and
Anti- S font portion 5b, and relative to bottom 5c and top 5d significantly necking down in an overlapping manner, therefore, as shown in figure 3, place
It is capable of forming the vast space of absorbable pressure in the flexible joint component 1 of swelling state, the space is by with the pressing of two sides
The straight part of circumferential part and two sides that the semicircle of diameter is divided between portion 4,4 is constituted.
Next, the second embodiment for flexible joint component 1 of the invention is illustrated.
In the present embodiment, folding portion 7 is chemically treated to be easier to fold compared to its adjacency section.As chemistry
There is the chemical treatment for making folding portion 7 that there is bigger caoutchouc elasticity compared to adjacency section in processing.In addition it is also possible to pass through
Make folding portion 7 as example spongy to realize low-density.In addition, as chemical treatment, in order to make folding portion 7
It is easier to deform compared to adjacency section, oil etc. can be provided in folding portion 7.In addition it is also possible to not using the portion of being adjacent
With material form folding portion 7, then 7 portion of being adjacent of folding portion synthesis is integrated.
Next, being applied to concrete structure telescoping connection for by above-mentioned flexible joint component 1 referring to Fig. 4 and Fig. 5
The example of head is illustrated.
Concrete structure expansion joint 20 includes：Flexible joint component 1, by across between concrete structure 2,2
Seam 3 and be arranged flexible material constitute；And multiple fixed parts 9, it is mixed for the pressing of flexible joint component 1 to be fixed on
Xtah Crude Clay structure object 2,2.
Flexible joint component 1 includes positioned at two sides and pressing on the press section 4 of concrete structure 2 and positioned at two sides
Fold the folding part 5 of arranging between press section 4 and in a manner of the absorbable pressure born from seam 3, folding part 5 with into
Row is handled so as to fold the folding portion 7 become easy.
Fixed part 9 includes：The abutting part 6 of section U-shaped is being covered in press section 4 on length direction；And it is more
A fixed cell 10, for the abutting part of press section 4 will to be covered in many places at spaced intervals on the length direction of abutting part 6
Concrete structure 2,2 is fixed in 6 pressings.
Fixed cell 10 has：Pressure section 11 is covered in the abutting part 6 that section deformation is U-shaped；And anchor bolt
Nut 14 is made of bolt 12 and nut 13, for being covered with the shape of pressure section 11 in the abutting part 6 for being covered in press section 4,4
Under state, the pressing of pressure section 11 is installed on concrete structure 2, press section 4 is pressed on into concrete structure 2.Bolt 12 is followed closely
Enter concrete structure 2, nut 13 is anchored on bolt from the top side of bolt 12 via the gasket 18 placed on pressure section 11
12。
The abutting part 6 for being covered in press section 4 is located at 3 side of seam relative to bolt 12 in section view, in Fig. 4,
The abutting part 6 on right side is located at 3 side of seam, bolt 12 of the abutting part 6 in left side relative to left side relative to the bolt 12 on right side
Positioned at 3 side of seam.
Protrusion 4b outstanding is formed in the lower surface of the main body 4a of press section 4.Concrete is pressed against by press section 4
By compressive deformation, leakproofness becomes more reliable by the face 2a of works 2, protrusion 4b.
It is covered with protection rubber 19 in the upside of flexible joint component 1, protects 19a volumes of the end of rubber 19 in press section 4
Between abutting part 6.
Fig. 5 is the plan view for indicating concrete structure expansion joint 20.As shown in figure 5, multiple fixed cells 10 every
It opens compartment of terrain to be disposed on the length direction of abutting part 6, the abutting part 6 of press section 4 will be covered in by anchor bolt and nut 14
Concrete structure 2 is fixed in pressing.
When bearing pressure from seam 3, protection rubber 19 extends, while flexible joint component 1 becomes shown in Fig. 3 swollen
Swollen state, to form the vast space of absorbable pressure.
According to the present embodiment, flexible joint component 1, which has, is handled so as to fold the folding portion become easy,
Therefore die device is not depended on and being bent using folding portion, so as to high-efficient simple assembles concrete knot
The expansion joint 20 of structure object.
Claims (5)
1. a kind of concrete structure expansion joint, which is characterized in that including：
Flexible joint component, the flexible material being arranged by the seam crossed between concrete structure are constituted；With
Fixed part, for the concrete structure to be fixed in flexible joint component pressing,
The flexible joint component includes positioned at two sides and pressing on the press section of the concrete structure and being located at two sides
The press section between and fold in a manner of the absorbable pressure born from the seam folding part of arranging,
The folding part, which has, to be handled so as to fold the folding portion become easy,
The wall thickness of the press section is greater than the wall thickness of the folding part,
The fixed part has the abutting part for the section U-shaped for being pressurized from above by the press section, in the abutting part and described
Gap is formed between concrete structure, which is greater than the thickness of the folding part and is less than the thickness of the press section,
The press section is contained in the abutting part of the section U-shaped.
2. concrete structure expansion joint as described in claim 1, which is characterized in that
The folding portion is formed as wall thickness less than its adjacency section.
3. concrete structure expansion joint as described in claim 1, which is characterized in that
The folding portion is chemically treated to be easier to fold compared to its adjacency section.
4. concrete structure expansion joint as described in claim 1, which is characterized in that
In the state that folding of the folding part in section view is arranged, both sides are respectively formed S in such a way that bottom attenuates
Font and anti-S font.
5. concrete structure expansion joint as claimed in claim 4, which is characterized in that
The folding portion is located at the S font of the side and the bending section of the anti-S font.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014-031991 | 2014-02-21 | ||
| JP2014031991A JP6320790B2 (en) | 2014-02-21 | 2014-02-21 | Expansion joints for concrete structures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104863090A CN104863090A (en) | 2015-08-26 |
| CN104863090B true CN104863090B (en) | 2018-11-30 |
Family
ID=53909230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410353192.4A Active CN104863090B (en) | 2014-02-21 | 2014-07-23 | Flexible joint component and concrete structure expansion joint |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6320790B2 (en) |
| KR (1) | KR102183322B1 (en) |
| CN (1) | CN104863090B (en) |
| TW (1) | TWI595144B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114032882B (en) * | 2021-11-23 | 2022-06-24 | 广东省源天工程有限公司 | Segmented joint structure of prefabricated underground diaphragm wall |
| CN114457854A (en) * | 2022-03-01 | 2022-05-10 | 中铁二院昆明勘察设计研究院有限责任公司 | Assembled utility tunnel corrugated steel connection structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3601756A1 (en) * | 1986-01-22 | 1987-07-23 | Muecher Hermann Gmbh | Sealing arrangement for structural parts |
| CN1075520A (en) * | 1992-11-21 | 1993-08-25 | 林国强 | Anti-leakage plate of dam |
| CN1256336A (en) * | 1999-12-30 | 2000-06-14 | 北京科海利新型建筑材料开发有限公司 | Surface waterproof structure and method for enrockment dam with concrete face |
| JP2002021166A (en) * | 2000-07-11 | 2002-01-23 | Sumitomo Rubber Ind Ltd | Fitting method for flexible joint |
| JP2012225037A (en) * | 2011-04-19 | 2012-11-15 | Seibu Polymer Corp | Fixation structure for extension joint for concrete structure |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4749307A (en) * | 1987-01-14 | 1988-06-07 | Baltimore Aircoil Company, Inc. | Seal structure for joint between two structural sections |
| MY131432A (en) * | 1992-10-28 | 2007-08-30 | Environ Prod Inc | Environmentally safe underground piping system |
| JPH08165700A (en) * | 1994-12-12 | 1996-06-25 | Seibu Polymer Corp | Joint for closed conduit |
| JPH09279547A (en) * | 1996-04-11 | 1997-10-28 | Sumitomo Rubber Ind Ltd | Caisson seal, manufacture thereof and seal structure for caisson |
| JPH1193139A (en) * | 1997-09-18 | 1999-04-06 | Sumitomo Rubber Ind Ltd | Joint material for caisson and its manufacture |
| JP2986791B1 (en) * | 1998-04-10 | 1999-12-06 | 東京フアブリック工業株式会社 | Connection device, connection method and connection structure of box unit |
| JP4000224B2 (en) * | 1998-09-30 | 2007-10-31 | 住友ゴム工業株式会社 | Liquid leakage prevention structure and flexible joint used therefor |
| JP4771704B2 (en) * | 2005-01-24 | 2011-09-14 | 住友ゴム工業株式会社 | Joint structure of buried structure and flexible joint used therefor |
| JP5183456B2 (en) * | 2008-12-25 | 2013-04-17 | 西武ポリマ化成株式会社 | Fixing structure of expansion joint for concrete structure, fixing method thereof and fixing member thereof |
-
2014
- 2014-02-21 JP JP2014031991A patent/JP6320790B2/en active Active
- 2014-05-28 TW TW103118608A patent/TWI595144B/en active
- 2014-07-23 CN CN201410353192.4A patent/CN104863090B/en active Active
- 2014-07-29 KR KR1020140096429A patent/KR102183322B1/en active IP Right Grant
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3601756A1 (en) * | 1986-01-22 | 1987-07-23 | Muecher Hermann Gmbh | Sealing arrangement for structural parts |
| CN1075520A (en) * | 1992-11-21 | 1993-08-25 | 林国强 | Anti-leakage plate of dam |
| CN1256336A (en) * | 1999-12-30 | 2000-06-14 | 北京科海利新型建筑材料开发有限公司 | Surface waterproof structure and method for enrockment dam with concrete face |
| JP2002021166A (en) * | 2000-07-11 | 2002-01-23 | Sumitomo Rubber Ind Ltd | Fitting method for flexible joint |
| JP2012225037A (en) * | 2011-04-19 | 2012-11-15 | Seibu Polymer Corp | Fixation structure for extension joint for concrete structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104863090A (en) | 2015-08-26 |
| TW201533306A (en) | 2015-09-01 |
| JP6320790B2 (en) | 2018-05-09 |
| TWI595144B (en) | 2017-08-11 |
| KR20150099376A (en) | 2015-08-31 |
| KR102183322B1 (en) | 2020-11-26 |
| JP2015158047A (en) | 2015-09-03 |
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