CN212271003U - Porous rectangular jacking pipe and light and shade digging connection pipe gallery joint - Google Patents
Porous rectangular jacking pipe and light and shade digging connection pipe gallery joint Download PDFInfo
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- CN212271003U CN212271003U CN202020534174.7U CN202020534174U CN212271003U CN 212271003 U CN212271003 U CN 212271003U CN 202020534174 U CN202020534174 U CN 202020534174U CN 212271003 U CN212271003 U CN 212271003U
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Abstract
The utility model discloses a porous rectangular pipe jacking and light and shade digging connecting pipe gallery joint, which comprises a pipe jacking pipe gallery section, a working well section, a connecting transition section and a light and shade digging pipe gallery section which are communicated in sequence; the pipe gallery section of the jacking pipe is formed by pipe joints which are connected in sequence and is arranged in parallel at least two sections, one end of the pipe gallery wall body in the working well is connected with a linking triangular column which is positioned at the linking transition section, the linking triangular column is in a column shape along the vertical direction, one end of the linking triangular column, which is close to the wall clamping body, is wider than one end, which is far away from the wall clamping body, and two sides of one end, which is far away from the wall clamping body, of the linking triangular column are respectively superposed with two sides; the outside cladding of changeover portion wall, interior wall, roof, the bottom plate of working well has waterproofing membrane, and waterproofing membrane extends to the one end that interior wall is close to the tube coupling from the changeover portion wall outside. The smooth connection between the open-cut pipe gallery and the multi-hole pipe-jacking gallery is realized, and the structure is safe and reliable; the waterproof method at the weak position of the working well and the pipe joint closing up of the jacking pipe is simple and easy to implement, and water is prevented from entering the joint pipe gallery.
Description
Technical Field
The utility model belongs to underground construction field, in particular to porous rectangle push pipe digs handing-over piping lane with light and shade and connects.
Background
The utility model provides an underground utility tunnel is the important infrastructure and the lifeline of guarantee city operation, in recent years, china is advancing city utility tunnel's construction vigorously, mostly adopt open cut method or undercut method to be under construction to utility tunnel's body engineering, it is less to adopt open cut method or undercut method obstacle at new urban area initial stage construction, obvious technological economic advantage has, but along with the popularization of utility tunnel construction, the mutual influence of utility tunnel and other important structural facilities also strengthens, construction method also tends to diversification gradually.
At present, the situation that a pipe gallery passes through important obstacles such as an expressway, a railway, a municipal road, a river and the like frequently occurs in the construction process of the pipe gallery, the construction influence of the traditional construction method is large, the construction requirement of the pipe gallery of the type cannot be met, other construction methods such as a shield method, a pipe jacking method and the like need to be selected after detailed demonstration, and the construction of the pipe gallery of the rectangular pipe jacking method is controllable in ground settlement because the road surface structure is not damaged; the jacking speed is high, and the construction period is short; the construction is carried out by adopting an underground mechanical closed system, so that the safety is high; the method has the advantages of no dust emission, low noise, green, environmental protection, safety and the like, and is widely applied to the construction of urban underground comprehensive pipe galleries of special engineering places which are penetrated by important obstacles.
At present, under the condition that technical standard support is not available, due to urgent practical needs, a small amount of pipe galleries constructed by combining various working methods such as open-cut pipe jacking combination and underground-cut pipe jacking combination due to the fact that important obstacles are penetrated downwards appear, the situations are more and become the future trend, but the form of the cross joint is a key problem; the cross section of the comprehensive pipe gallery is usually large, but the construction cross section size of the rectangular pipe-jacking method is limited due to the limitation of on-site hoisting and the requirement of safe construction of pipe-jacking machine equipment during rectangular pipe-jacking construction, two or more holes are usually required to be arranged in parallel, and the parallel arrangement of the porous rectangular pipe-jacking corridors usually has intervals, so that the porous rectangular pipe-jacking corridors cannot be directly aligned with the light and dark pipe-jacking corridors, and therefore, how to smoothly connect the porous pipe-jacking corridors with the open excavated pipe or the underground excavated pipe corridors and realizing size transition are also an important test for the arrangement form of; the service life of the structural design of the comprehensive pipe rack is usually 100 years, so that the comprehensive pipe rack has higher waterproof requirements, and the joint node is the weak point of structural waterproofing and is very important; at present, researches on the joint for jointing the comprehensive pipe gallery construction in different construction methods are few.
SUMMERY OF THE UTILITY MODEL
The utility model provides a porous rectangle push pipe digs handing-over piping lane joint with light and shade for solve porous push pipe piping lane and open cut or undercut piping lane how smooth-going link up and connect the waterproof weak technical problem of node.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a multi-hole rectangular pipe jacking and light and dark digging connecting pipe gallery joint comprises a pipe jacking pipe gallery section, a working well section, a connecting transition section and a light and dark digging pipe gallery section which are sequentially communicated; the pipe gallery section of the jacking pipe is formed by pipe joints connected in sequence and is provided with at least two sections in parallel, the working well section comprises ring beams positioned opposite to the pipe joints, lining walls connected with the ring beams, a top plate and a bottom plate connected with the lining walls, a bottom plate backfill arranged on the bottom plate, a plurality of pipe gallery wall bodies in the working well arranged between the bottom plate backfill and the top plate and connected with the ring beams, and a double-wall backfill arranged between the pipe gallery wall bodies in the working well and the lining walls; one end of the pipe gallery wall body in the working well is connected with the ring beam, one end of the lining wall is connected to the outer side of the ring beam, and the other end of the lining wall is connected with the other end of the pipe gallery wall body in the working well; the end part of the lining wall is respectively provided with a hidden beam and a hidden column, and the inner sides of the pipe joints, the ring beam, the pipe gallery wall body in the working well and the hidden column form a straight channel; a first clamping hidden column is arranged between the ring beams of the parallel adjacent pipe joints, the wall bodies of the pipe galleries in the two corresponding working wells are clamping wall bodies, the other ends of the clamping wall bodies are provided with second clamping hidden columns corresponding to the other ends of the clamping wall bodies, one ends, far away from the clamping wall bodies, of the second clamping hidden columns are connected with linking triangular columns located at the linking transition sections, the linking triangular columns are columnar along the vertical direction, and one ends, close to the clamping wall bodies, of the linking triangular columns are wider than one ends, far away from the clamping wall bodies, of the linking triangular; cut the piping lane section and have the light and shade and cut the piping lane wall and cut the piping lane double-layered wall with the light and shade, it links up with the both sides limit coincidence of two double-layered walls respectively to link up the one end both sides that the triangular prism is close to the light and shade and cut the one end both sides that the piping lane section pressed from both sides the wall and link up with the light and shade that the piping lane section corresponds cut the both sides coincidence of the piping lane wall respectively, it still includes the changeover portion wall of both sides to link up the changeover portion, the one end and the light and shade of changeover portion wall dig the butt joint of piping lane wall, the other end is connected with the one end of.
Preferably, the ring beam, the hidden beam and the hidden column are connected with respective adjacent structures by adopting a reserved steel bar connector.
Preferably, the spacing between adjacent parallel tube sections is 0m < h <2 m.
Preferably, the width of the joining triangular column near one end of the wall clamping body is H, H = d1+ d2+ H, d1 is the thickness of the side wall of one tube section group of the adjacent parallel tube sections, d2 is the thickness of the side wall of the other tube section of the adjacent parallel tube section group, and H is the distance between the adjacent parallel tube sections.
Preferably, the pipe coupling passageway of avris and the light and shade are dug the homonymy passageway of piping lane section and are aimed at the setting, a side that links up the triangular prism flushes with the pipe coupling and sets up, and another side slope sets up, links up the transition cavity of changeover portion and links up the relative side parallel arrangement of triangular prism.
Preferably, the outside cladding of changeover portion wall, interior wall, roof, bottom plate has waterproofing membrane, and waterproofing membrane extends to the one end that interior wall is close to the tube coupling from the changeover portion wall outside, and the pre-buried steel ring of interior wall coupling ring beam department, and the sealing rod is laid on pre-buried steel ring and the first section tube coupling surface of closing in, pre-buried slip casting steel pipe and two slip casting pipes in the ring beam, and the slip casting steel pipe stretches into tube coupling and soil body space, and two slip casting pipes stretch into the gap of pre-buried steel ring and ring beam and the gap of tube coupling and ring beam respectively.
Preferably, waterproofing membrane forms for the concatenation, and the mode of overlap joint hot welding is adopted in the connection between the waterproofing membrane, reserves overlap joint limit, overlap joint width 8 cm.
Preferably, the waterproofing membrane is a thermoplastic polyolefin membrane.
The beneficial effects of the utility model are embodied in: (1) the smooth connection of the open-cut pipe gallery and the multi-hole pipe-jacking pipe gallery is realized, the structure is safe and reliable, and the blank of the pipe gallery connecting joint in the small-spacing rectangular pipe jacking and open-cut or underground-cut combined construction in China is filled; (2) the lining structure of the working well is fully utilized, and the construction cost is reduced; (3) the triangular columns are connected to realize size transition of the multi-hole pipe jacking gallery and the open-cut or underground-cut pipe gallery, so that the subsequent support pipeline can be conveniently arranged, and differential settlement of the joint structure can be reduced; (4) the height of the pipe gallery structure in the working well is increased, the problem of height transition between a pipe gallery of a jacking pipe and an open-cut or underground-cut pipe gallery is solved, and the large-scale equipment is convenient to enter a warehouse for maintenance in the subsequent installation and operation and maintenance processes of the pipeline support; (5) the waterproof method is simple and easy to implement at the weak position of the closing-in of the working well and the pipe joint of the jacking pipe, water is prevented from entering the joint pipe gallery to the maximum extent, full-closed waterproof is achieved, and the waterproof effect is good.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention; the primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.
Drawings
FIG. 1 is a schematic plane structure of a horizontal section of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
fig. 4 is a schematic view of the connection and matching structure of the pipe joint and the ring beam of the present invention.
Reference numerals: 1. a pipe jacking gallery section; 2. a working well section; 3. connecting the transition sections; 4. excavating a pipe gallery section in the open and the dark; 5. pipe joints; 6. a ring beam; 7. lining a wall; 8. a top plate; 9. a base plate; 10. backfilling the bottom plate; 11. a pipe gallery wall in the working well; 111. clamping a wall body; 12. wall clamping and backfilling; 13. hidden beams; 14. a hidden column; 141. clamping a hidden column I; 142. clamping a hidden column II; 15. connecting triangular columns; 16. a transition section wall; 17. waterproof coiled materials; 18. pre-burying a steel ring; 19. a water stop bar; 20. grouting the steel pipe; 21. a grouting guide pipe; 22. digging a gallery wall with a light and a shade; 23. and (5) digging a pipe gallery to clamp the wall.
Detailed Description
The technical solutions of the present invention are described in detail below by way of examples, which are only exemplary and can be used only for explaining and explaining the technical solutions of the present invention, but not for explaining the limitations of the technical solutions of the present invention.
With reference to fig. 1-3, in the present embodiment, a double-hole rectangular pipe is taken as an example, and a multi-hole rectangular pipe and light and dark digging connection pipe gallery joint includes a pipe gallery section 1 of the pipe jacking, a working well section 2, a connection transition section 3, and a light and dark digging pipe gallery section 4, which are transversely and sequentially communicated; pipe jacking pipe gallery section 1 is formed and is parallelly set up two sections at least by the pipe coupling 5 that connects gradually, and pipe jacking pipe gallery section 1 sets up the pipe gallery section in the underground for the level, forms underground tunnel, and working well 2 is the foundation ditch of following ground excavation for carry out the construction operation.
The working well section 2 comprises a ring beam 6 opposite to the pipe joints 5, a lining wall 7 connected with the ring beam 6, a top plate 8 and a bottom plate 9 connected with the lining wall 7, a bottom plate backfill 10 arranged on the bottom plate 9, a plurality of working well pipe gallery walls 11 arranged between the bottom plate backfill 10 and the top plate 8 and connected with the ring beam 6, and a sandwich wall backfill 12 arranged between the working well pipe gallery walls 11 and the lining wall 7, wherein the bottom plate backfill 10 and the sandwich wall backfill 12 are all plain concrete; one end of a pipe gallery wall body 11 in the working well is connected with the ring beam 6, one end of a lining wall 7 is connected to the outer side of the ring beam 6, the lining wall 7 is U-shaped, the other end of the lining wall 7 is connected with the other end of the pipe gallery wall body 11 in the working well, and the height of the pipe gallery wall body 11 in the working well is the same as that of the lining wall 7; the end parts of the lining wall 7 are respectively provided with hidden beams 13 and hidden columns 14, the structures and the functions of the hidden beams 13 and the hidden columns 14 are not described in detail, and straight channels are formed on the inner sides of the pipe sections 5, the ring beams 6, the pipe gallery wall body 11 in the working well and the hidden columns 14.
The thickness of the pipe gallery wall 11 in the working well is smaller than that of the pipe joints 5, a first embedded column 141 is arranged between the ring beams 6 which are adjacent to the adjacent pipe joints 5, the corresponding two working well pipe gallery walls 11 are embedded wall bodies 111, the other end of each embedded wall body 111 is provided with a second embedded column 142 corresponding to the other end of each embedded wall body 111, one end, far away from the embedded wall bodies 111, of each second embedded column 142 is connected with a linking triangular column 15 located at the linking transition section 3, each linking triangular column 15 is in a vertical column shape and is in a reinforced concrete structure, and one end, close to the embedded wall bodies 111, of each linking triangular column 15 is wider than one end, far away from the embedded wall bodies 111; open and dark pipe gallery section 4 of digging has the light and dark and digs pipe gallery wall 22 and light and dark and digs pipe gallery and press from both sides wall 23, it links up with the coincidence of two both sides limit of two wall bodies 111 respectively to link up the one end both sides that triangular prism 15 is close to light and dark pipe gallery press from both sides wall 23, it links up with the light and dark both sides coincidence that digs pipe gallery press from both sides wall 23 that light and dark dig pipe gallery section 4 and correspond respectively to link up the one end both sides of triangular prism 15, it still includes the changeover portion wall 16 of both sides to link up changeover portion 3, the one end and the light and dark of changeover portion wall 16 dig pipe gallery wall 22 butt joint, the other end is connected with the one end of.
The spacing between the adjacent parallel pipe sections 5 is 0m < H <2m, the width of one end, close to the clamping wall body 111, of the connecting triangular column 15 is H, H = d1+ d2+ H, d1 is the side wall thickness of one pipe section (5) of the adjacent parallel pipe section group, d2 is the side wall thickness of the other pipe section (5) of the adjacent parallel pipe section group, and H is the spacing between the adjacent parallel pipe sections (5).
The ring beam 6, the hidden beam 13 and the hidden column 14 are connected with the adjacent structures by adopting a reserved steel bar connector. 5 passageways of tube coupling of avris and the same side passageway alignment setting of digging piping lane section 4 with light and shade, a side that links up three corner post 15 flushes with tube coupling 5 and sets up, another side slope sets up, links up the transition cavity of changeover portion 3 and links up the side parallel arrangement that three corner post 15 is relative.
With reference to fig. 1-4, the transition section wall 16, the inner lining wall 7, the top plate 8 and the bottom plate 9 are coated with a waterproof coiled material 17, the waterproof coiled material 17 extends from the outer side of the transition section wall 16 to one end of the inner lining wall 7 close to the pipe joint 5, the inner lining wall 7 is connected with a pre-embedded steel ring 18 at the position of the ring beam 6 and used for positioning an entrance hole of a starting top of a push bench, a water stop strip 19 is laid on the surface of the pre-embedded steel ring 18 and the surface of the closing-up first pipe joint 5, the water stop strip 19 is normally laid and used for waterproof joint, a grouting steel pipe 20 and two grouting guide pipes 21 are pre-embedded in the ring beam 6, the grouting steel pipe 20 extends into a gap between the pipe joint 5 and a soil body, and the two grouting guide pipes 21 respectively extend into a gap. The circumferential distance between the pre-embedded grouting steel pipe 20 and the grouting guide pipe 21 is 2m, cement slurry is injected into a gap between the hole pipe joint 5 and a soil body through the pre-embedded grouting steel pipe 20, and superfine cement slurry is injected into a gap between the pre-embedded steel ring 18 and the ring beam 6 and a gap between the pipe joint 5 and the ring beam 6 through the pre-embedded grouting guide pipe 21, so that the waterproof effect of closing in the working well and the top pipe joint 5 is ensured.
The construction method comprises the following steps of,
step 1: presetting a working well position, excavating and paving a waterproof coiled material 17, and constructing a working well structure, a hidden beam 13 and a hidden column 14;
step 2: carrying out normal pipe jacking and pipe gallery section 1 and open cut pipe gallery section construction, strengthening replacement grouting during pipe jacking construction, ensuring grouting effect and ensuring that the pipe joints 5 are closely attached to surrounding rocks;
and step 3: entering a preset connection section, and disassembling and hoisting out the push bench;
and 4, step 4: after the construction of the pipe gallery of the push pipe is finished, the closing construction of the working well and the pipe joints 5 of the push pipe is carried out, the ring beam 6 is poured after the water stop strips 19 are laid, the transverse steel bars of the ring beam 6 are reserved with steel bar connectors, the grouting pipes are pre-buried, the circumferential distance of the grouting pipes is 2m, cement slurry is injected into the gap between the hole pipe joints 5 and the soil body through the pre-buried grouting steel pipes 20, superfine cement slurry is injected into the gap between the pre-buried steel rings 18 and the ring beam 6 and the gap between the pipe joints 5 and the ring beam 6 through the pre-buried grouting guide pipes 21, and the waterproof construction of the closing of the working well and the pipe;
and 5: because the original structural bottom plate 9 of the working well is deeper, the backfill structure construction of the working well bottom plate 9 is firstly carried out, the backfill height is consistent with the height of the pipe gallery bottom plate 9 of the connecting transition section 3, and then the pipe gallery wall body 11 in the working well is constructed, and the height is consistent with the height of the lining wall 7 in the working well; the transverse steel bars for connecting the triangular columns 15 and the hidden columns 14 of the hidden beams 13 are connected by a reserved steel bar connector;
step 6: carrying out plain concrete backfill construction of the sandwich wall in the working well, wherein the backfill height is consistent with that of a pipe gallery wall body 11 in the working well, and then finishing the construction of a working well top plate 8;
and 7: after the construction of the working well and the auxiliary pipe gallery structure is finished, chiseling the wall body of the connecting part of the lining wall 7 and the connecting transition section 3;
and 8: and finally, completing construction to connect the transition section 3, wrapping a waterproof coiled material 17 outside the pipe gallery structure, and adopting a lap joint hot welding mode for the waterproof coiled material 17 and the waterproof coiled material 17 of the working well, wherein the lap joint width is 8 cm.
In the step 1, after the position of the working well is preset, soil around the working well is reinforced by jet grouting piles, and then a waterproof coiled material 17 is excavated, laid and constructed into a working well structure, a hidden beam 13 and a hidden column 14.
The beneficial effects of the utility model are embodied in: 1. the smooth connection of the open-cut pipe gallery and the multi-hole pipe-jacking pipe gallery is realized, the structure is safe and reliable, and the blank of the pipe gallery connecting joint in the small-spacing rectangular pipe jacking and open-cut or underground-cut combined construction in China is filled; 2. the lining structure of the working well is fully utilized, and the construction cost is reduced; 3. the triangular columns 15 are connected to realize the size transition of the multi-hole pipe jacking gallery and the normal open-cut or underground-cut pipe gallery, so that the subsequent support pipeline can be conveniently arranged, and the differential settlement of the joint structure can be reduced; 4. the height of the pipe gallery structure in the working well is increased, the problem of height transition between a pipe gallery of a jacking pipe and an open-cut or underground-cut pipe gallery is solved, and the large-scale equipment is convenient to enter a warehouse for maintenance in the subsequent installation and operation and maintenance processes of the pipeline support; 5. the waterproof method at the weak position where the working well and the top pipe joint 5 are closed is simple and easy to implement, water is prevented from entering the joint pipe gallery to the maximum extent, full-closed waterproof is achieved, and the waterproof effect is good.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be considered by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. The utility model provides a porous rectangle push pipe and light and shade cut handing-over piping lane and connect which characterized in that: the device comprises a pipe jacking corridor section (1), a working well section (2), a connecting transition section (3) and a light and shade pipe digging corridor section (4) which are communicated in sequence; the pipe jacking gallery section (1) is formed by pipe joints (5) which are connected in sequence and is provided with at least two sections in parallel, the working well section (2) comprises ring beams (6) which are positioned opposite to the pipe joints (5), lining walls (7) which are connected with the ring beams (6), a top plate (8) and a bottom plate (9) which are connected with the lining walls (7), a bottom plate backfill (10) which is arranged on the bottom plate (9), a plurality of working well gallery walls (11) which are arranged between the bottom plate backfill (10) and the top plate (8) and are connected with the ring beams (6), and a wall clamping backfill (12) which is arranged between the working well gallery walls (11) and the lining walls (7); one end of a pipe gallery wall body (11) in the working well is connected with the ring beam (6), one end of the lining wall (7) is connected to the outer side of the ring beam (6), and the other end of the lining wall (7) is connected with the other end of the pipe gallery wall body (11) in the working well; the end part of the lining wall (7) is respectively provided with a hidden beam (13) and a hidden column (14), and the inner side walls of the pipe sections (5), the ring beam (6), the pipe gallery wall body (11) in the working well and the hidden column (14) form a straight channel; a first embedded column (141) is arranged between the ring beams (6) which are close to each other and are parallel to the adjacent pipe joints (5), the corresponding pipe gallery wall bodies (11) in the two working wells are wall clamping bodies (111), the other ends of the wall clamping bodies (111) are provided with second embedded columns (142) corresponding to the other ends of the wall clamping bodies (111), one ends, far away from the wall clamping bodies (111), of the second embedded columns (142) are connected with linking triangular columns (15) located in the linking transition section (3), the linking triangular columns (15) are columnar along the vertical direction, and one ends, close to the wall clamping bodies (111), of the linking triangular columns (15) are wider than one ends, far away from the wall clamping bodies (111); open and dark pipe gallery section (4) of digging have light and dark dig pipe gallery wall (22) and light and dark dig pipe gallery double-layered wall (23), it links up that the one end both sides that link up triangular prism (15) are close to double-layered wall (111) coincide respectively with the both sides limit of two double-layered wall (111) and links up, it links up with the light and dark both sides coincidence that dig pipe gallery double-layered wall (23) that one end both sides that triangular prism (15) are close to light and dark dig pipe gallery double-layered wall (23) respectively with light and dark dig that pipe gallery section (4) correspond, it still includes changeover portion wall (16) of both sides to link up changeover portion (3), the one end and the light and dark of changeover portion wall (16) dig pipe gallery wall (22) butt joint, the one end of keeping away from tube coupling (5) of other.
2. The multi-hole rectangular jacking pipe and light and dark digging connection pipe gallery joint according to claim 1, characterized in that: the ring beam (6), the hidden beam (13) and the hidden column (14) are connected with respective adjacent structures by adopting a reserved steel bar connector.
3. The multi-hole rectangular jacking pipe and light and dark digging connection pipe gallery joint according to claim 1, characterized in that: the spacing between adjacent parallel pipe sections (5) is 0m < h <2 m.
4. The multi-hole rectangular jacking pipe and light and dark digging connection pipe gallery joint according to claim 1, characterized in that: the width of one end, close to the clamping wall body (111), of each connecting triangular column (15) is H, H = d1+ d2+ H, d1 is the thickness of the side wall of one pipe joint (5) of the adjacent parallel pipe joint groups, d2 is the thickness of the side wall of the other pipe joint (5) of the adjacent parallel pipe joint groups, and H is the distance between the adjacent parallel pipe joints (5).
5. The multi-hole rectangular jacking pipe and light and dark digging connection pipe gallery joint according to claim 4, characterized in that: pipe coupling (5) passageway and the light and shade of avris dig the homonymy passageway of piping lane section (4) and align the setting, a side that links up three corner post (15) flushes with pipe coupling (5) and sets up, and another side slope sets up, links up the transition cavity of changeover portion (3) and links up three corner post (15) relative side parallel arrangement.
6. The multi-hole rectangular jacking pipe and light and dark digging connection pipe gallery joint according to claim 1, characterized in that: the outer side of the transition section wall (16), the inner lining wall (7), the top plate (8) and the bottom plate (9) is coated with a waterproof coiled material (17), the waterproof coiled material (17) extends to one end, close to the pipe joint (5), of the inner lining wall (7) from the outer side of the transition section wall (16), the inner lining wall (7) is connected with a pre-embedded steel ring (18) at the ring beam (6), the pre-embedded steel ring (18) and a closing-up first-section pipe joint (5) are paved with water stop strips (19), a grouting steel pipe (20) and two grouting guide pipes (21) are pre-embedded in the ring beam (6), the grouting steel pipe (20) stretches into a gap between the pipe joint (5) and a soil body, and the two grouting guide pipes (21) stretch into a gap between the pre-embedded steel ring (18) and the ring beam (6) and a gap between the pipe joint (.
7. The multi-hole rectangular jacking pipe and light and dark digging connection pipe gallery joint according to claim 6, characterized in that: waterproofing membrane (17) form for the concatenation, and the mode of overlap joint hot welding is adopted in the connection between waterproofing membrane (17), reserves overlap joint limit, overlap joint width 8 cm.
8. The multi-hole rectangular jacking pipe and light and dark digging connection pipe gallery joint according to claim 6, characterized in that: the waterproof coiled material (17) is a thermoplastic polyolefin coiled material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020534174.7U CN212271003U (en) | 2020-04-13 | 2020-04-13 | Porous rectangular jacking pipe and light and shade digging connection pipe gallery joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020534174.7U CN212271003U (en) | 2020-04-13 | 2020-04-13 | Porous rectangular jacking pipe and light and shade digging connection pipe gallery joint |
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| CN212271003U true CN212271003U (en) | 2021-01-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395391A (en) * | 2020-04-13 | 2020-07-10 | 中国建筑一局(集团)有限公司 | Porous rectangular jacking pipe and light and shade cut connecting pipe gallery joint and construction method thereof |
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2020
- 2020-04-13 CN CN202020534174.7U patent/CN212271003U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111395391A (en) * | 2020-04-13 | 2020-07-10 | 中国建筑一局(集团)有限公司 | Porous rectangular jacking pipe and light and shade cut connecting pipe gallery joint and construction method thereof |
| CN111395391B (en) * | 2020-04-13 | 2021-11-09 | 中国建筑一局(集团)有限公司 | Construction method for multi-hole rectangular jacking pipe and light and dark excavation joint pipe gallery joint |
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