CN202175961U - Swallow-tailed seal head structure of diaphragm wall steel reinforcement cage - Google Patents
Swallow-tailed seal head structure of diaphragm wall steel reinforcement cage Download PDFInfo
- Publication number
- CN202175961U CN202175961U CN2011202791023U CN201120279102U CN202175961U CN 202175961 U CN202175961 U CN 202175961U CN 2011202791023 U CN2011202791023 U CN 2011202791023U CN 201120279102 U CN201120279102 U CN 201120279102U CN 202175961 U CN202175961 U CN 202175961U
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- reinforcing cage
- reinforcement cage
- steel plate
- steel reinforcement
- junction block
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Abstract
The utility model provides a swallow-tailed seal head structure of a diaphragm wall steel reinforcement cage, which is arranged on a swallow tail of the steel reinforcement cage. Steel plates C are symmetrically arranged at the position of the swallow tail of the steel reinforcement cage B, the width of each steel plate C is not smaller than the length between a swallow tail convex point F of the steel reinforcement cage B and a tangent point E of a joint pipe and a horizontal rib, one end point N of each steel plate C is flushed with the swallow tail convex point F of the steel reinforcement cage B, the length of each steel plate C is equal to the distance from a first horizontal rib D to a last horizontal rib D, the perpendicular distance between a swallow tail concave point G of the steel reinforcement cage B and the other end point M of each steel plate C is larger than 15 cm, and the steel plates are not horizontally connected on the same straight line. The swallow-tailed seal head structure has the advantages that the steel plates are additionally arranged at the position of the swallow tail of the steel reinforcement cage, thereby establishing foundation for development of diaphragm wall construction in the deep direction, providing a design basis for the diaphragm wall steel reinforcement cage, guaranteeing that concrete sufficiently flows to the position between the swallow tail of the steel reinforcement cage and the joint pipe, maintaining flatness of a groove wall and being favorable for flushing of a groove wall surface.
Description
Technical field
The utility model relates to a kind of ground-connecting-wall reinforcing cage and junction block of guaranteeing and transfers smoothly and the smooth device that pulls out, the particularly a kind of ground-connecting-wall reinforcing cage dovetail type end enclosure structure of rising of junction block.
Background technology
According to construction experience in the past; Ground-connecting-wall reinforcing cage or junction block in transferring process, exist can not be on earth situation; Junction block was built the situation that can not pull out in the jail after fluid concrete was also arranged; Particularly when ground-connecting-wall surpassed the dark or thickness of 40m and surpasses 1.2m, junction block was difficult to transfer to the bottom of groove section, and the junction block uplift force also can increase very fast simultaneously.If junction block is transferred less than groove section bottom, stream the situation of junction block bottom from the bottom with producing concrete with the junction block parcel, and then the serious consequence that causes junction block to extract.
Adopt the ground-connecting-wall of junction block form generally to design in degree of depth 40m and thickness 1.2m all the time.If surpass this degree of depth and thickness, take place probably that excessive or junction block is stuck on the reinforcing cage horizontal bar because reinforcing cage is with junction block generation frictional force, cause the problem that junction block or reinforcing cage can't be transferred to bottom land to occur.In addition, long-pending when big when junction block and concrete surface, need very big uplift force, the risk of having pulled out junction block on this has not only improved has also improved leading the technical requirements of wall and plant equipment.Therefore, ground-connecting-wall reinforcing cage and junction block transfer and on pull out, be the most important thing in the ground-connecting-wall construction, also become the ground-connecting-wall that adopts the junction block form simultaneously to one of important factor in order of darker more cross direction development.
Summary of the invention
For solving the problem that exists in the above-mentioned technology, the purpose of the utility model provides a kind of ground-connecting-wall reinforcing cage dovetail type end enclosure structure, is used for guaranteeing that reinforcing cage and junction block are transferred with the pipe of joint smoothly pulls out on smoothly, to improve construction quality and efficient.
For realizing above-mentioned purpose; The technical scheme that the utility model adopts provides a kind of ground-connecting-wall reinforcing cage dovetail type end enclosure structure; This structure is arranged on the dovetail of reinforcing cage; Wherein: the dovetail place at said reinforcing cage B is arranged with steel plate C; Length between the dovetail salient point F of the width of steel plate C >=reinforcing cage B and the point of contact E of junction block A and horizontal bar, the end points N of steel plate C will flush with the dovetail salient point F of reinforcing cage B, and the length of steel plate C is the distance that the horizontal bar D in first road of reinforcing cage B arrives last horizontal bar D together; Vertical distance between another end points M of the dovetail concave point G of reinforcing cage B and steel plate C is greater than 15cm, and steel plate does not link to each other in the level of same straight line.
The beneficial effect of the utility model is to have reduced the ground-connecting-wall junction block to transfer in the process frictional force with reinforcing cage; When having reduced simultaneously to pull out on the junction block and concrete frictional force; Reduced the possibility that junction block blocks the reinforcing cage horizontal reinforcement, be specially adapted to the degree of depth and surpass the processing that 40m or thickness surpass the ground-connecting-wall reinforcing cage of 1.2m.Steel plate does not link to each other in the horizontal direction, and purpose is to guarantee to let concrete fully flow between reinforcing cage dovetail end socket and the junction block, can keep trough wall surface smooth after pulling out junction block rising, and is beneficial to cleaning with water of cell wall.
Description of drawings
Fig. 1 is the junction block and the reinforcing cage plan-position sketch map of the utility model;
Fig. 2 is stuck in the horizontal bar sketch map for the junction block of the utility model;
Fig. 3 is the twin adapter pipe and the reinforcing cage plan-position sketch map of the utility model.
Among the figure: A, junction block B, reinforcing cage C, steel plate D, horizontal bar
The point of contact F of E, junction block and horizontal bar, dovetail salient point G, dovetail concave point
Another end points N of M, steel plate C, the end points of steel plate C
The specific embodiment
Further specify below in conjunction with the ground-connecting-wall reinforcing cage dovetail type end enclosure structure of accompanying drawing the utility model.
When transferring in the process frictional force with reinforcing cage B and reduce simultaneously to pull out on the junction block A and concrete frictional force in order to reduce ground-connecting-wall junction block A; Reduce the possibility that junction block A blocks reinforcing cage horizontal reinforcement D, the processing method of having invented ground-connecting-wall reinforcing cage dovetail end socket new construction.This structure has promoted ground-connecting-wall to develop to darker thicker direction, and can transfer smoothly simultaneously for junction block and reinforcing cage also provides assurance for junction block pulls out smoothly, to the dovetail design of reinforcing cage new approaches is provided.
The ground-connecting-wall reinforcing cage dovetail type end enclosure structure design philosophy of the utility model is:
1, can not carry out according to the perfect condition of design when reinforcing cage B or junction block A transfer, promptly reinforcing cage horizontal bar D will certainly produce in transferring engineering with junction block A and contact.Three kinds of results after reinforcing cage horizontal bar D being described below and junction block A contacting:
(1) junction block A nuzzles up from horizontal bar D next door, continues to transfer;
(2) junction block A is stuck on the horizontal bar D, and is as shown in Figure 2;
(3) junction block A severs horizontal bar D junction block and continues to walk downwards.
If situation 1 takes place, reinforcing cage B and junction block A all can transfer to bottom land.
If situation 2 takes place, promptly reinforcing cage B or junction block A can not descend bottom land.Hang out reinforcing cage B and junction block A with crane so, transfer reinforcing cage B and junction block A from new trim slots section or reinforcing cage B continued.
If situation 3 takes place,, produce reinforcing cage B probably from the groove section because the serious consequence that the destruction of horizontal bar D can not hang out with crane in case reinforcing cage B or junction block A can not descend bottom land.
Particularly when the ground-connecting-wall degree of depth and thickness increase, the problems referred to above particularly highlight.
Design philosophy based on above-mentioned situation; This ground-connecting-wall reinforcing cage dovetail end socket new construction is to reduce contacting of reinforcing cage B and junction block A; The place adds steel plate C at the reinforcing cage dovetail, and junction block A is directly contacted with steel plate C, thereby has reduced the risk that reinforcing cage B and junction block A transfer.
2, when pouring concrete need extract junction block A the time; Frictional resistance between junction block A and the concrete certainly will to be overcome; When the ground-connecting-wall degree of depth and thickness increase; Frictional force can corresponding increase, and this gives and pulls out junction block A and brought very big risk, also improved to lead wall and on pull out the requirement of junction block plant equipment.Add steel plate C at reinforcing cage dovetail place in this ground-connecting-wall reinforcing cage dovetail end socket new construction; A junction block A part can directly be contacted with steel plate C; When pulling out junction block A on having reduced and concrete frictional force, thereby reduced the risk when pulling out on the junction block A.
The ground-connecting-wall reinforcing cage dovetail type end enclosure structure of the utility model; This structure is arranged on the dovetail of reinforcing cage; Dovetail place at said reinforcing cage B is arranged with steel plate C, the length between the dovetail salient point F of the width of steel plate C >=reinforcing cage B and the point of contact E of junction block A and horizontal bar, i.e. line segment MN >=line segment EF; The end points N of steel plate C will flush with the dovetail salient point F of reinforcing cage B; The length of steel plate C is the distance that the horizontal bar D in first road of reinforcing cage B arrives last horizontal bar D together, and the vertical distance between another end points M of the dovetail concave point G of reinforcing cage B and steel plate C is greater than 15cm, and steel plate does not link to each other in the level of same straight line; Another end points M that is steel plate C can not overlap with dovetail concave point G, to guarantee concrete good flow.
The ground-connecting-wall reinforcing cage dovetail type end enclosure structure of the utility model is undertaken by following technical requirements in making:
The making minimum widith of a, steel plate C is the length between the point of contact E of dovetail salient point F and junction block A and horizontal bar of reinforcing cage B, and steel plate C edge will flush with dovetail salient point F.
The length of b, steel plate C is the distance of the first road horizontal bar D of reinforcing cage B to last one horizontal bar D.
Vertical distance between another end points M of the dovetail concave point G of c, reinforcing cage B and steel plate C is greater than 15cm, and steel plate is continuous in the level of same straight line, is beneficial to concrete and from the space, flows into the position, space between reinforcing cage dovetail and junction block.
D, steel plate C accomplish with generally adopting being connected of reinforcing cage B to weld, and therefore must guarantee the quality of welding.
When adopting the twin adapter pipe if ground-connecting-wall is thicker, the ground-connecting-wall reinforcing cage dovetail type end enclosure structure of the utility model is as shown in Figure 3, and its essential implementation such as single junction block are said.If when ground-connecting-wall adopted the polylinker pipe, the processing method of ground-connecting-wall reinforcing cage dovetail type end enclosure structure was identical with the twin adapter pipe.
Claims (1)
1. ground-connecting-wall reinforcing cage dovetail type end enclosure structure; This structure is arranged on the dovetail of reinforcing cage; It is characterized in that: the dovetail place at said reinforcing cage B is arranged with steel plate C; Length between the dovetail salient point F of the width of steel plate C >=reinforcing cage B and the point of contact E of junction block A and horizontal bar, the end points N of steel plate C will flush with the dovetail salient point F of reinforcing cage B, and the length of steel plate C is the distance that the horizontal bar D in first road of reinforcing cage B arrives last horizontal bar D together; Vertical distance between another end points M of the dovetail concave point G of reinforcing cage B and steel plate C is greater than 15cm, and steel plate does not link to each other in the level of same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202791023U CN202175961U (en) | 2011-08-03 | 2011-08-03 | Swallow-tailed seal head structure of diaphragm wall steel reinforcement cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202791023U CN202175961U (en) | 2011-08-03 | 2011-08-03 | Swallow-tailed seal head structure of diaphragm wall steel reinforcement cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202175961U true CN202175961U (en) | 2012-03-28 |
Family
ID=45865849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202791023U Expired - Lifetime CN202175961U (en) | 2011-08-03 | 2011-08-03 | Swallow-tailed seal head structure of diaphragm wall steel reinforcement cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202175961U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102352623A (en) * | 2011-08-03 | 2012-02-15 | 天津深基工程有限公司 | Diaphragm wall reinforcing cage dovetail type sealing head structure |
| CN103306312A (en) * | 2013-06-20 | 2013-09-18 | 江苏城市职业学院 | Underground diaphragm wall plate-type rigid joint and construction method thereof |
| CN104099950A (en) * | 2014-07-21 | 2014-10-15 | 刘毅中 | Precast reinforced concrete guide groove skeleton for track-changeable underground pile-connecting walls |
-
2011
- 2011-08-03 CN CN2011202791023U patent/CN202175961U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102352623A (en) * | 2011-08-03 | 2012-02-15 | 天津深基工程有限公司 | Diaphragm wall reinforcing cage dovetail type sealing head structure |
| CN102352623B (en) * | 2011-08-03 | 2013-08-07 | 天津深基工程有限公司 | Diaphragm wall reinforcing cage dovetail type sealing head structure |
| CN103306312A (en) * | 2013-06-20 | 2013-09-18 | 江苏城市职业学院 | Underground diaphragm wall plate-type rigid joint and construction method thereof |
| CN104099950A (en) * | 2014-07-21 | 2014-10-15 | 刘毅中 | Precast reinforced concrete guide groove skeleton for track-changeable underground pile-connecting walls |
| CN104099950B (en) * | 2014-07-21 | 2016-04-06 | 刘毅中 | Rail-variable underground connects the prefabricated reinforced concrete guide groove skeleton of piling wall |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120328 Effective date of abandoning: 20130807 |
|
| RGAV | Abandon patent right to avoid regrant |