CN104213539B - Concrete structure expansion joint - Google Patents
Concrete structure expansion joint Download PDFInfo
- Publication number
- CN104213539B CN104213539B CN201410246029.8A CN201410246029A CN104213539B CN 104213539 B CN104213539 B CN 104213539B CN 201410246029 A CN201410246029 A CN 201410246029A CN 104213539 B CN104213539 B CN 104213539B
- Authority
- CN
- China
- Prior art keywords
- concrete structure
- section
- press section
- seam
- covered
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
- Sewage (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The present invention provide it is a kind of flexible material pars contractilis can be effectively tightened relative to concrete structure, the concrete structure expansion joint that sealing is high.Concrete structure is included with expansion joint：Flexible material pars contractilis, is arranged across the seam between concrete structure, has the press section for being pressed against concrete structure in both sides；The abutting part of section U-shaped, is being covered in press section on length direction；Multiple fixed cells, are fixed on concrete structure, fixed cell has at spaced intervals pressing the abutting part for being covered in press section in many places on the length direction of abutting part：Pressure section, with the short pin bent downwards from the inside angle part positioned at seam side and the long pin bent downwards from the outer corners positioned at the opposite side of seam；Anchor bolt and nut, is made up of screw bolt and nut, and the abutting part for being covered in press section is located at the side of seam in section view relative to bolt.
Description
Technical field
The present invention relates to concrete structure expansion joint, more particularly to the gap between sealed concrete works is mixed
Xtah Crude Clay structure thing expansion joint.
Background technology
The connection of the closed conduit constructed in the underground such as the water channel as the concrete structure constructed with concrete and public ditch etc.
The seam of knot, carries out inside and outside sealing.In this case, due to the concrete structure uneven subsidence of both sides or earthquake etc.
Influence, the interval clamped between the both sides concrete structure of seam can be offset, in order to allow that these offset, using being provided with
The concrete structure expansion joint of flexible telescopic joint.It is as this concrete structure expansion joint, such as known
Patent document 1.
Prior art literature
Patent document
Patent document 1：Japanese Unexamined Patent Publication 2010-150807 publications
But, for example there are the following problems in patent document 1：Once crossing over the soft of seam with anchor bolt and nut
Property part both sides press on concrete structure and after fixing, even if because impact etc. fluffs, also because can not be further
Compliant member is pressed, and anchor bolt and nut can not be reinforced.
Additionally, there are following problem：In existing concrete structure expansion joint, applied on the inside of compliant member
When having added high internal pressure, compliant member dies down relative to the sealing of concrete structure object plane.
The content of the invention
Then, the present invention solves the problem of above-mentioned prior art is present, can be effectively tight by the pars contractilis of flexible material
Being fixed in concrete structure, there is provided the high concrete structure expansion joint of sealing.
In order to solve above-mentioned problem, concrete structure expansion joint of the invention is characterised by, including：Flexible material
Expect pars contractilis, arranged across the seam between concrete structure have in both sides and press on the concrete structure
Press section (give as security portions)；The abutting part of section U-shaped, is being covered in the press section on length direction；Multiple fixations
Unit, for the abutting of the press section will to be covered in many places at spaced intervals on the length direction of the abutting part
The concrete structure is fixed in portion's pressing, and the fixed cell has：Pressure section, it is U-shaped to be covered in section deformation
The abutting part, with the short pin bent downwards from the inside angle part positioned at the seam side and from positioned at the seam
The long pin that the outer corners of the opposite side in portion are bent downwards, the long pin is contacted with the concrete structure；Anchor bolt spiral shell
Mother, is made up of screw bolt and nut, for being covered in state of the abutting part covered with the pressure section of the press section
Under, pressure section pressing is installed on the concrete structure, the press section is pressed on into the concrete structure,
The abutting part for being covered in the press section is located at the side of the seam in section view relative to the bolt.
In addition, it is characterised in that the pars contractilis has the ripple that wavy unit is repeated between the press section of both sides
Shape portion, the wavy unit of the most adjacent press section is from the lower inside of the press section along the concrete structure
Face is extended and risen with wavy.
In addition, it is characterised in that form prominent projection below the press section.
In addition, it is characterised in that in the upside of the pars contractilis covered with protection rubber (カ バ ー go system), the protection
Roll up between the press section and the abutting part end of rubber.
In addition, it is characterised in that the pressure section is to cut off four corners of an iron and steel sheet and plate, using both sides as
The short pin and the long pin are bent downwards, and front and rear part is bent upward and formed.
According to the structure of the present invention, the abutting part for being covered in press section is located at seam in section view relative to bolt
Side, the bottom of long pin plays a role as fulcrum, so can make the fastening force that anchor bolt and nut is produced effectively
Act on press section.
In addition, press section only is pressed on into concrete structure, so can easily be reinforced.
In addition, in the case where pars contractilis is by internal pressure, press section is due to the side to be drawn to the side of seam by power
Formula stress and to seam side pressure compression deformation, so automatic-sealed can be played.
Brief description of the drawings
Fig. 1 is the sectional view for an embodiment for representing the concrete structure expansion joint of the present invention；
Fig. 2 is to represent usual state diagram of the inner side without effect high internal pressure from seam to pars contractilis；
Fig. 3 is the state diagram for representing the inner side effect high internal pressure from seam to pars contractilis；
Fig. 4 is the plan for representing concrete structure expansion joint；
Fig. 5 is end-view corresponding with Fig. 4；
Fig. 6 is the figure for representing the pressure section by an iron and steel sheet and plate manufacture, and (a) is represented before assembling, and (b) is represented after assembling.
Symbol description
1 concrete structure expansion joint
2 concrete structures
3 seam
4 press sections
5 pars contractilis
6 abutting parts
10 fixed cells
11 pressure sections
The short pin of 11b
The long pin of 11d
12 bolts
13 nuts
14 anchor bolt and nuts
16 beads
The wavy unit of 17 most adjacent press sections
19 protection rubber
Embodiment
Fig. 1 is the sectional view for an embodiment for representing the concrete structure expansion joint of the present invention.In Fig. 1
In, concrete structure expansion joint 1 includes：The pars contractilis 5 of flexible material, the seam across between concrete structure 2
Portion 3 and arrange, have in both sides and press on the press section 4 of concrete structure 2；The abutting part 6 of section U-shaped, throughout length
Degree is covered in press section 4 on direction；And multiple fixed cells 10, on the length direction of abutting part 6 at spaced intervals
The abutting part 6 for being covered in press section 4 is pressed in many places and is fixed on concrete structure 2.
Fixed cell 10 has：Pressure section 11, is covered in the abutting part 6 that section deformation is U-shaped, with from positioned at connecing
Short pin 11b and the outer corners from the opposite side positioned at seam 3 that the inside angle part 11a of the side in seam portion 3 is bent downwards
The long pin 11d that 11c is bent downwards, long pin 11d are contacted with concrete structure 2；And anchor bolt and nut 14, by bolt 12
Constituted with nut 13, in the state of the abutting part 6 of press section 4 is covered in covered with pressure section 11, pressure section 11 to be pressed
Pressure is installed on concrete structure 2, and press section 4 is pressed on into concrete structure 2.
The abutting part 6 for being covered in press section 4 is located at the side of seam 3 in section view relative to bolt 12.That is, exist
In Fig. 1, the abutting part 6 on right side is located at the side of seam 3 relative to the bolt 12 on right side, and the abutting part 6 in left side is relative to a left side
The bolt 12 of side is located at the side of seam 3.
Pars contractilis has the beads 16 that wavy unit is repeated, the ripple of most adjacent press section 4 between the press section 4 of both sides
Face 2a of the shape unit 17 with the lower inside 4a from press section 4 along concrete structure extends and with the rising of wavy rising
Portion 17a.
Prominent projection 4a is formed with below press section 4.Concrete structure 2 is pressed against by press section 4
Face 2a, makes projection 4a compressions, and sealing is more reliable.
In the upside of pars contractilis 5 covered with protection rubber 19,19a volumes of the end of rubber 19 is protected in press section 4 and is abutted
Between portion 6.
Pars contractilis 5 is made up of the elastomeric material for being capable of sealing, and long-side shaped is formed as in the vertical direction of Fig. 1 paper
(Long hands shape).Press section 4 is formed as block using section to be substantially rectangular.The abutting part 6 of section U-shaped is by metal material structure
Into being formed as long-side shaped in the vertical direction of Fig. 1 paper, the part of unit length is continuously coupled.
As shown in figure 1, abutting part 6 is placed on the first half of press section 4 from upper covering and arranged.The short pin of pressure section 11
11b has the inboard legs 6a across abutting part 6 without the length exposed downwards.The wavy unit 17 of most adjacent press section 4
Riser portions 17a extend from the lower inside 4a of press section 4, from the foot 6a's of the face 2a of concrete structure and abutting part 6
Rise between end to the side of seam 3.
Bolt 12 hammers into concrete structure 2, and nut 13 is via the pad 18 placed on pressure section 11 from bolt 12
Top side is anchored on bolt 12.
Fig. 4 is the plan for representing concrete structure expansion joint 1, and Fig. 5 is end-view corresponding with Fig. 4.Such as Fig. 4
Shown, multiple fixed cells 10 are disposed on the length direction of abutting part 6 at spaced intervals, will be covered by anchor bolt and nut 14
Concrete structure 2 is fixed in the pressing of abutting part 6 for being placed on press section 4.
Below, the pressure section 11 that 6 pairs of reference picture is simply manufactured by an iron and steel sheet and plate is illustrated.Fig. 6 (a) is represented by one
Open iron and steel sheet and plate and cut off the pressure section 11 before the assembling behind four angles.Fig. 6 (b) represents the pressure section 11 after assembling.Pressure section 11
Including：The short pin 11b bent downwards from inside angle part 11a；The long pin 11d bent downwards from outer corners 11c；In front side
Rising portions 11e, 11f of the equal height bent upward with rear side；The base portion 11g of central portion；And in base portion 11g formation
The hole portion 11h of anchor bolt and nut 14.
Pressure section 11 is using an iron and steel sheet and plate as material, so simply qurer can manufacture.In addition, in pressure section 11
In, left and right relative short pin 11b and long pin 11d downward, front and rear relative rising portions 11e, 11f upward, so tool
There is high warp resistance, simply manufactured despite by an iron and steel sheet and plate, but with high intensity.
Below, to anchor bolt and nut 14 can be used in the concrete structure expansion joint 1 in present embodiment
The press section 4 of pars contractilis 5 is extremely efficient pressed on into concrete structure 2 to illustrate.
As described above, the abutting part 6 for being covered in press section 4 is located at seam 3 in section view relative to bolt 12
Side.In addition, the long pin 11d of only pressure section 11 is contacted with concrete structure 2, short pin 11b does not connect with concrete structure 2
Touch.In addition, the bottom of abutting part 6 is not also contacted with concrete structure 2.As a result, with nut 13 by anchor bolt
In the case of the fastening pressing pressure section 11 of bolt 12 of nut 14, long pin 11d bottom plays a role as fulcrum, is covered in
The abutting part 6 of press section 4 is located at the side of seam 3 relative to bolt 12, so being produced to the power that anchor bolt and nut 14 applies
Raw moment of torsion increase, can effectively press the press section 4 positioned at the side of seam 3 relative to bolt 12.
In addition, in the case of with the fastening bolt 12 of nut 13, only press section 4 is pressed against concrete structure 2, abut
The bottom in portion 6 etc. will not be pressed against concrete structure 2.As a result, press section 4 is fixed with anchor bolt and nut 14
After concrete structure 2, even if because impact etc. causes fastening to relax, can also use the further fastening bolt 12 of nut 13
And reinforce anchor bolt and nut 14.
Below, to the concrete structure of present embodiment with expansion joint 1, from seam 3 into pars contractilis 5
Side also can effectively play automatic-sealed in the case of being applied with high internal pressure and illustrate.
State when Fig. 2 represents usual, Fig. 3 represents to act on the state of high internal pressure to the inner side of pars contractilis 5 from seam 3.
In fig. 2, by the effect of anchor bolt and nut 14 to the actuating pressure P1 of press section 4, press section 4 is pressed against mixed with pressure P2
The face of Xtah Crude Clay structure thing 2.
As described above, the wavy unit 17 of most adjacent press section 4 has from the lower inside 4a of press section 4 along concrete
The face 2a extensions of works are simultaneously extended with the riser portions 17a of wavy rising, riser portions 17a from the lower inside 4a of press section 4, from
Rise between the face 2a of concrete structure and the inside angle part 6a of abutting part 6 end to the side of seam 3.Its result
It is, as shown in figure 3, when acting on high internal pressure to the inner side of pars contractilis 5 from seam 3, riser portions 17a is risen by internal pressure
It is higher, the stress in the way of the side to seam 3 is drawn by power of press section 4.The first half of press section 4 is accommodated in abutting part 6
And can not deform in the vertical direction, so press section 4 is drawn by stress to the side of seam 3, so as to seam 3
Side pressure compression deformation.Produced between the outside foot 6b and the end 19a of protection rubber 19 and the end face outside of press section 4 of abutting part 6
Raw gap 4c.Press section 4 is to the side compression of seam 3 as a result, press section 4 is produced as shown in symbol P3 in Fig. 3
Towards the elastic force of interior side-lower, pressure P2 increases compared with Fig. 2 situation.Due to pressure P2 increases, press section 4 is more strengthened
Ground is pressed against the face 2a of concrete structure, can play automatic-sealed.
As described above, according to the structure of the concrete structure expansion joint 1 of present embodiment, long pin 11d bottom
Played a role as fulcrum, press section 4 is located at the side of seam 3 relative to bolt 12, so can make anchor bolt and nut
14 fastening forces produced effectively act on press section 4.
In addition, press section 4 only is pressed on into concrete structure 2, so can easily be reinforced.
In addition, in the case where pars contractilis 5 is by internal pressure, press section 4 with the side to seam 3 by power by being drawn
Mode stress and to the side pressure compression deformation of seam 3, so as to play automatic-sealed.
Claims (5)
1. a kind of concrete structure expansion joint, it is characterised in that including：
Flexible material pars contractilis, is arranged across the seam between concrete structure, is had in both sides described in being pressed against
The press section of concrete structure；
Section U-shaped abutting part, is being covered in the press section on length direction；
Multiple fixed cells, for the pressing will to be covered in many places at spaced intervals on the length direction of the abutting part
The concrete structure is fixed in the abutting part pressing in portion,
The fixed cell has：
Pressure section, is covered in the abutting part that section deformation is U-shaped, with from the inner side positioned at the seam side
The short pin that corner is bent downwards and the long pin bent downwards from the outer corners positioned at the opposite side of the seam, the length
Pin is contacted with the concrete structure；
Anchor bolt and nut, is made up of screw bolt and nut, for being covered in the abutting part for being covered in the press section
State in the state of pressure section, pressure section pressing is installed on the concrete structure, the press section is pressed on into institute
State concrete structure,
The abutting part for being covered in the press section is located at the one of the seam in section view relative to the bolt
Side.
2. concrete structure expansion joint according to claim 1, it is characterised in that
The pars contractilis has the beads that wavy unit is repeated, the most adjacent press section between the press section of both sides
The wavy unit from the lower inside of the press section along the concrete structure object plane extend and with it is wavy rise.
3. concrete structure expansion joint according to claim 1, it is characterised in that
Form prominent projection below the press section.
4. concrete structure expansion joint according to claim 1, it is characterised in that
In the upside of the pars contractilis covered with protection rubber, the protection rubber end volume is in the press section and described supports
Between socket part.
5. concrete structure expansion joint according to claim 1, it is characterised in that
The pressure section is to cut off four corners of an iron and steel sheet and plate, using both sides as the short pin and the long pin to
Lower section is bent, and front and rear part is bent upward and formed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-117445 | 2013-06-04 | ||
| JP2013117445A JP6054253B2 (en) | 2013-06-04 | 2013-06-04 | Expansion joints for concrete structures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104213539A CN104213539A (en) | 2014-12-17 |
| CN104213539B true CN104213539B (en) | 2017-08-29 |
Family
ID=52095422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410246029.8A Active CN104213539B (en) | 2013-06-04 | 2014-06-04 | Concrete structure expansion joint |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6054253B2 (en) |
| KR (1) | KR102159841B1 (en) |
| CN (1) | CN104213539B (en) |
| TW (1) | TWI595141B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6644601B2 (en) * | 2016-03-28 | 2020-02-12 | 西武ポリマ化成株式会社 | Fixing member for flexible water blocking member |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1730847A (en) * | 2005-08-05 | 2006-02-08 | 上海市隧道工程轨道交通设计研究院 | Water stop and inside attachment type mounting method therefor |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5567299U (en) * | 1979-11-19 | 1980-05-09 | ||
| JPH0726411B2 (en) * | 1989-01-30 | 1995-03-22 | 等 前山 | Construction method of concrete using waterproof frame |
| JP2693638B2 (en) * | 1990-11-19 | 1997-12-24 | 西武ポリマ化成株式会社 | Box culvert |
| GB2278623B (en) * | 1993-06-02 | 1996-09-11 | Raswill Representative Pte Ltd | An interlocking joint |
| JP2721472B2 (en) * | 1993-06-25 | 1998-03-04 | 早川ゴム株式会社 | Concrete structure joint structure |
| JPH08165700A (en) * | 1994-12-12 | 1996-06-25 | Seibu Polymer Corp | Joint for closed conduit |
| JP3045990B2 (en) * | 1997-12-01 | 2000-05-29 | 西武ポリマ化成株式会社 | Expansion joints for concrete structures |
| JP2002021166A (en) * | 2000-07-11 | 2002-01-23 | Sumitomo Rubber Ind Ltd | Fitting method for flexible joint |
| JP4970133B2 (en) * | 2007-05-10 | 2012-07-04 | 西武ポリマ化成株式会社 | Flexible water stop structure |
| JP5143539B2 (en) * | 2007-12-14 | 2013-02-13 | 日本ヴィクトリック株式会社 | Joint water stop flexible joint |
| 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 |
| JP2013079543A (en) * | 2011-10-05 | 2013-05-02 | Sumitomo Rubber Ind Ltd | Cutoff rubber |
-
2013
- 2013-06-04 JP JP2013117445A patent/JP6054253B2/en active Active
-
2014
- 2014-05-12 TW TW103116694A patent/TWI595141B/en active
- 2014-06-02 KR KR1020140067046A patent/KR102159841B1/en active IP Right Grant
- 2014-06-04 CN CN201410246029.8A patent/CN104213539B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1730847A (en) * | 2005-08-05 | 2006-02-08 | 上海市隧道工程轨道交通设计研究院 | Water stop and inside attachment type mounting method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI595141B (en) | 2017-08-11 |
| KR20140142666A (en) | 2014-12-12 |
| JP6054253B2 (en) | 2016-12-27 |
| JP2014234652A (en) | 2014-12-15 |
| KR102159841B1 (en) | 2020-09-24 |
| TW201510328A (en) | 2015-03-16 |
| CN104213539A (en) | 2014-12-17 |
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