CN202370008U - Underground diaphragm wall flexible combined joint box - Google Patents
Underground diaphragm wall flexible combined joint box Download PDFInfo
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- CN202370008U CN202370008U CN 201120525138 CN201120525138U CN202370008U CN 202370008 U CN202370008 U CN 202370008U CN 201120525138 CN201120525138 CN 201120525138 CN 201120525138 U CN201120525138 U CN 201120525138U CN 202370008 U CN202370008 U CN 202370008U
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Abstract
The utility model discloses an underground diaphragm wall flexible combined joint box. The flexible combined joint box consists of a plurality of sections of joint box units, wherein the joint box units are mutually connected in series through connecting components and comprise a V-shaped joint, a semicircular joint and a plurality of steel plate supports for connecting the V-shaped joint and the semicircular joint; a steel plate clamping groove is formed on the steel plate supports on the two sides in the length direction of the steel plate support respectively; the connecting components comprise a plurality of steel plates which are embedded in the steel plate clamping grooves; and the steel plates are fixedly connected with the steel plate clamping grooves through bolts. The joint box units comprise two joints, i.e., the V-shaped joint and the semicircular joint, in all; and the joint box has the advantages of higher diversity than that of the conventional single joint box, convenience for assembly, convenience for transportation, repeatability, convenience and economy.
Description
Technical field
The utility model relates to a kind of flexible joint device of construction of diaphragm wall, relates to a kind of ground-connecting-wall flexible combination joint case specifically.
Background technology
Flourish along with China's construction market adopts diaphragm wall as space enclosing structure in large-scale deep-foundation pit engineerings such as subway, Fang Jian more and more widely.If diaphragm wall generation percolating water as foundation pit enclosure structure; Bring totally unfavorable influence not only can for excavation of foundation pit and main structure construction, and can cause foundation pit deformation and the sedimentation of surrounding buildings thing excessive, security incident such as in the time of seriously instability of foundation pit can take place, collapse; Bring great economic loss and social influence for the engineering each side; Therefore, to the characteristics on this stratum, it is particularly crucial to develop suitable underground continuous wall connector.
Known, sealing is the stable principal element of decision continuous underground wall structure with transmitting stress, and this factor is mainly decided by groove section joint form; Wherein directly connect by the intersegmental materials for wall of adjacent cells wall; Form flexibly connecting of plane or curved face type seam, this construction technology that flexibly connects is simple, and cost is low; Be mainly used in the structure of temporary lining retaining soil, water seepage prevention, in the enclosed structure wall in percolation-proof, core wall and the base pit engineering.
Two width of cloth ground-connecting-wall forms of flexibly connecting have multiple, generally have " V-type ", semi-circular etc., wherein semi-circular joint case to be used for that ground-connecting-wall connects, the access connects and the junction block joint more; Its easy construction, simple to operate, in this face formation " hinge of living " body of wall is slided on arc surface easily under external force; Shear resistance is poor, this smooth arc surface, no flex point; The water spot loss is handed over little, and water permeability resistance can be relatively poor; And " V-type " though the seepage flow approach of joint case is longer, and flex point is many, and difficulty of construction is big; Be difficult to guarantee the smooth of concrete metope, it is closely knit vertically to reach concrete, is disclosed diaphragm wall concave-convex type wedge joint in the patent of invention manual of CN 1715567A like notice of authorization; A joint is a spill, and another joint is convex, is matchedly connected through a pair of concavo-convex wedge joint between two joints; The joint difficulty of construction of this case is bigger, operation inconvenience, and concrete is prone to circumferential motion problem.
The utility model content
For both can better convenient construction, play preventing that concrete from streaming, can improve again water permeability resistance can and shear resistance; The utility model discloses a kind of ground-connecting-wall flexible combination joint case, this combination box has comprised " V-type " and semi-circular two kinds of joint forms, has both had preferable water permeability resistance, shear resistant; Can guarantee the wall surface levelling of ground-connecting-wall again; Vertical and closely knit, the utility model easy to assembly, economical and practical, phenomenon is streamed in difficult generation.
Sign in above-mentioned technique effect, the utility model provides a kind of ground-connecting-wall flexible combination joint case, and this flexible combination joint case is made up of plural number joint joint packing list body, and this plural number joint joint packing list body is connected in series through link each other.
Said joint packing list body comprises one " V " type joint, a semi-circular joint, connects V " a plurality of steel plates of type joint and semi-circular joint support, and the steel plate that is positioned at both sides supports on the length direction that this steel plate of upper edge supports and offers a steel plate draw-in groove respectively;
Said link comprises the steel plate of a plurality of and said steel plate draw-in groove tabling, and this steel plate is movably connected through bolt and this steel plate draw-in groove and connects.
Further, offer a plurality of first perforation on the said steel plate, steel plate supports and to offer a plurality of and corresponding second perforation of first punch position, thus said bolt intert into this first perforation with adjacent joint packing list body is connected in second bores a hole.
Further, said first perforation and second perforation are arranged for the transverse and longitudinal mode.
The beneficial effect of the ground-connecting-wall multifunction flexible built-up joint case of the utility model is:
(1) the joint packing list body of the utility model is formed by " V-type " and semicircle two kinds of splice combinations, and is more various than the single joint case of tradition.
(2) the flexible combination joint case of the utility model is easy to assembly, is convenient to transportation, can reuse, since convenient economical again.
(3) the joint packing list body of the utility model can merogenesis hangs in the groove, but merogenesis hangs out again, available small-sized crane just can be operated, and has solved the traditional jointing case and has been difficult to the problem of in the groove section, taking out.
(4) each joint packing list body is just as a chest, and earth is put in the space in the joint packing list body capable of using in joint packing list body, increases the weight of overall flexibility built-up joint case, has both practiced thrift cost, plays anti-effect of streaming again.
Description of drawings
Fig. 1 is the structural representation of the joint packing list body end face of the utility model;
Fig. 2 is the structural representation of the joint packing list body bottom surface of the utility model;
Fig. 3 is the cut-away section structural representation that last hypomere joint packing list body connects;
Fig. 4 interts the cut-away section sketch map after first perforation and second perforation for bolt along the A-A hatching of Fig. 3;
Fig. 5-7 is a kind of application implementation illustration intention of the built-up joint case of the utility model;
Fig. 8-10 is the another kind of application implementation illustration intention of the built-up joint case of the utility model.
The specific embodiment
For the benefit of, specify below in conjunction with accompanying drawing institute formula to the understanding of the utility model structure.
The ground-connecting-wall flexible combination joint case of the utility model is formed the long 930mm of every joint flexible joint case, wide 600mm-1200mm, high 2000mm, heavy 1.53t-2.73t by plural number joint joint packing list body.This plural number joint joint packing list body is serially connected through link each other.
Said joint packing list body is formed by " V-type " and semicircle two kinds of splice combinations; By the end face of the joint packing list body of Fig. 1, the utility model shown in Figure 2 and the structural representation of bottom surface; A plurality of steel plates that said joint packing list body 10 comprises the semi-circular joint of one " V " type joint 11, one 12, connect " V " type joint 11 and semi-circular joint 12 support; Wherein the steel plate of both sides support 13a is 32mm with the thickness that middle steel plate supports 13b; The thickness that the steel plate of all the other coupling parts supports 13c is 10mm, and in addition, the steel plate in these both sides supports on its length direction of 13a upper edge and offers a steel plate draw-in groove 130.
In conjunction with Fig. 3, shown in Figure 4, said coupling part comprise one with the steel plate 21 of said steel plate draw-in groove 130 tablings, said steel plate 21 long 1310mm, wide 500mm, thick 10mm; Offer a plurality of first perforation 210 on this steel plate 21; This first perforation 210 is positioned on the steel plate 21 with the transverse and longitudinal arrangement mode, and steel plate supports and offers a plurality of and corresponding second perforation in first perforation, 210 positions (relative because of second punch position and first, 210 positions of boring a hole, not shown second bores a hole) on 13; Thereby a plurality of bolts 22 intert in first perforation, 210 and second perforation a plurality of joint packing list bodies 10 being serially connected; The diameter of this bolt 22 is 35mm, because first perforation 210 is that transverse and longitudinal is arranged, so bolt 22 interts and first bores a hole after 210; The horizontal spacing of this bolt 22 is 190mm, and longitudinal pitch is 300mm.Specific to the affixed mode that saves joint case 10 up and down; The steel plate 21 of the utility model interts in the steel plate draw-in groove 130 that saves joint case 10 up and down; Then bolt 22 intert second the perforation with second the perforation match first the perforation 210 in, be fastened together so will save joint packing list body 10 up and down.
Because movable affixed through bolt 22 with this steel plate draw-in groove 130 on the steel plate 21, so the connected mode of the built-up joint case of the utility model design is different from the flexible joint that direct full weld welding of the prior art forms, the flexible combination joint case convenient disassembly of the utility model; Economical with materials; Simplify the working procedure of diaphragm wall greatly, in the shortening cycle, reduce engineering cost; Do not stream when guaranteeing wall pouring in succession, the overall performance of diaphragm wall is increased.
Below passing through the construction step preface of the ground-connecting-wall flexible combination joint case of the utility model does further to analyze.
1, the construction step preface of a kind of application implementation example (referring to Fig. 5-Fig. 7):
At first, groover carries out groove section excavation, the box cut section 30 and the not box cut section 40 of linearly shape as shown in Figure 5;
Secondly,, aforesaid plural number joint joint packing list body 10 is assembled into the built-up joint case through bolt 22, in box cut section 30, transfers reinforcing cage 50 and built-up joint case, come supporting reinforcing cage 50 (Fig. 6) through the joint case that combines according to field demand;
Concreting 51 in reinforcing cage 50, treat to take out the built-up joint case behind concrete 51 coagulation formings, and concrete 51 1 ends of building moulding at last are " V " type, and the other end is semi-circular (Fig. 7).
2, the construction step preface of another kind of application implementation example (referring to Fig. 8-Figure 10):
At first, groover carries out groove section excavation, not box cut section 30A as shown in Figure 8 and be the 40A of box cut section of " T " shape;
Secondly,, aforesaid plural number joint joint packing list body 10A is assembled into the built-up joint case through bolt 22A, in the 40A of box cut section, transfers reinforcing cage 50A and built-up joint case, come supporting reinforcing cage 50A (Fig. 9) through the joint case that combines according to field demand;
Concreting 51A in reinforcing cage 50A treats to propose the built-up joint case behind the concrete 51A coagulation forming, and an end of building the concrete 51A of moulding at last is " V " type (Figure 10).
The diaphragm wall of the utility model has that the rigidity of structure is big, the characteristics of globality, impermeability and good endurance, can be used as nonvolatil retaining soil and water and load-carrying members; Can adapt to various complicated construction environment and hydrogeological conditions, can construct near existing building, basic noiselessness, shockproof during construction, less to adjacent structure and underground utilities influence.
In addition, the joint packing list body 10 of each joint of the utility model is just as a chest, the space in the joint packing list body 10 capable of using; In joint packing list body 10, put into earth, increase the weight of overall flexibility built-up joint case, the joint case does not have basically and streams; And side-play amount is very little, and the integrality of diaphragm wall is better, wall body better quality; Meet design requirement, in Excavation Process, diaphragm wall seam place does not find the infiltration phenomenon basically.Simultaneously the joint packing list body 10 of the utility model can hang in the groove by merogenesis, but merogenesis hangs out again, available small-sized crane just can be operated, and has solved the traditional jointing case and has been difficult to the problem of in the groove section, taking out.
Claims (3)
1. ground-connecting-wall flexible combination joint case, this flexible combination joint case is made up of plural number joint joint packing list body, and said plural number saves joint packing list body and is connected in series each other through link, it is characterized in that:
Said joint packing list body comprises that a plurality of steel plates of one " V " type joint, a semi-circular joint, connection " V " type joint and semi-circular joint support, and on the length direction that this steel plate of steel plate support upper edge that is positioned at both sides supports, offers a steel plate draw-in groove respectively;
Said link comprises the steel plate of a plurality of and said steel plate draw-in groove tabling, and this steel plate is through bolt and this steel plate draw-in groove Joint.
2. ground-connecting-wall flexible combination joint case according to claim 1; It is characterized in that: offer a plurality of first perforation on the said steel plate; The steel plate that is positioned at both sides supports and to offer a plurality of and corresponding second perforation of first punch position, thereby said bolt is inserted and adjacent joint packing list body is connected in penetrating this first perforation and second boring a hole.
3. ground-connecting-wall flexible combination joint case according to claim 2 is characterized in that: said first perforation and second perforation are arranged for the transverse and longitudinal mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120525138 CN202370008U (en) | 2011-12-15 | 2011-12-15 | Underground diaphragm wall flexible combined joint box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120525138 CN202370008U (en) | 2011-12-15 | 2011-12-15 | Underground diaphragm wall flexible combined joint box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202370008U true CN202370008U (en) | 2012-08-08 |
Family
ID=46593717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120525138 Expired - Fee Related CN202370008U (en) | 2011-12-15 | 2011-12-15 | Underground diaphragm wall flexible combined joint box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202370008U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104099950A (en) * | 2014-07-21 | 2014-10-15 | 刘毅中 | Precast reinforced concrete guide groove skeleton for track-changeable underground pile-connecting walls |
| CN104929158A (en) * | 2015-06-19 | 2015-09-23 | 上海建工二建集团有限公司 | Connector box used for underground diaphragm wall steel-rubber connector and construction method |
-
2011
- 2011-12-15 CN CN 201120525138 patent/CN202370008U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104929158A (en) * | 2015-06-19 | 2015-09-23 | 上海建工二建集团有限公司 | Connector box used for underground diaphragm wall steel-rubber connector and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20181215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |