CN217977721U - Flexible supporting structure for jacking of open caisson jacking pipe - Google Patents
Flexible supporting structure for jacking of open caisson jacking pipe Download PDFInfo
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- CN217977721U CN217977721U CN202222369285.9U CN202222369285U CN217977721U CN 217977721 U CN217977721 U CN 217977721U CN 202222369285 U CN202222369285 U CN 202222369285U CN 217977721 U CN217977721 U CN 217977721U
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Abstract
The utility model discloses a flexible supporting structure for jacking of a sinking well jacking pipe, which comprises a sinking well, a jacking tunnel and a jacking pipe, and also comprises a jacking mechanism and a guide rail component; the jacking mechanism comprises a jacking assembly, a back wall and a steel vertical plate; the jacking pipe can be driven into the jacking tunnel along the guide rail assembly under the jacking action of the jacking assembly. The utility model discloses in, adopt the simple supporting construction who constitutes by advancing mechanism and guide rail set spare, the push pipe can tunnel forward smoothly under advancing mechanism's pushing action, advancing mechanism has at least two sets of adjustable jacking subassemblies that slide from top to bottom, so that slide adjustment interval from top to bottom when the construction satisfies the push pipe of different pipe diameters size, the push pipe can slide forward smoothly under guide rail set spare's supporting role, guide rail set spare has length adjustable and assembles the form, so that provide firm support for the push pipe of not length size when the construction, the dismouting is used nimble convenient, application scope is higher.
Description
Technical Field
The utility model relates to an open caisson construction technical field, specifically speaking relate to an open caisson push pipe pushes up advances to use nimble bearing structure.
Background
The open caisson is a construction process for building deep foundations and underground structures, and is mainly suitable for engineering construction of deep pits (material pits, iron pits, tipper rooms and the like), equipment foundations, water pump rooms, piers, work wells of pipe jacking, deep basements, water intakes and the like of industrial buildings. The open caisson construction process has the advantages that: the construction method can be used for constructing deeper (more than 50 meters) underground engineering under the condition of narrow field, and has small influence on the surrounding environment; the construction can be carried out in areas with complex geological and hydrological conditions; complex machine tools and equipment are not needed in construction; compared with large excavation, the earth volume of excavation and transportation and backfilling can be reduced.
At present, the open caisson construction method is increasingly used in the construction of underground structures, and particularly relates to the construction of underground drainage pipelines. Drainage pipe is generally a system consisting of a pipe duct for collecting and discharging sewage, wastewater and rainwater and its attached devices. As the strength of urban construction is gradually increased, the construction requirement on urban drainage pipelines is higher and higher. In the prior art, in order not to influence normal use and stability of road blocks around the construction area, a protective support structure needs to be arranged in the construction well, so that the construction area is protected. However, because the construction scope in the sinking well is limited, the traditional protection supporting structure is troublesome to erect or dismantle in the well, the flexible degree of use in the construction process is not good enough, and the laying of drainage pipelines with different lengths or pipe diameters is difficult to satisfy simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a dismouting is used nimble convenient, the higher nimble bearing structure of using is advanced in caisson push pipe top that application degree is provided.
In order to solve the technical problem, the utility model discloses a following technical scheme: a flexible supporting structure for jacking a sinking well jacking pipe comprises a sinking well, a jacking tunnel, a jacking pipe, a jacking mechanism and a guide rail assembly;
the jacking mechanism comprises jacking components, a back wall and steel vertical plates, wherein the back wall is fixed on a well wall on one side of the sinking well, the steel vertical plates are arranged on the back wall, and the jacking components are at least provided with two groups and are respectively arranged on the steel vertical plates in an up-and-down sliding and adjustable manner at intervals;
the guide rail assembly is arranged at the bottom of the sinking shaft and abuts against the wall of the other side of the sinking shaft provided with the jacking tunnel, and the jacking pipe can be driven into the jacking tunnel along the guide rail assembly under the jacking action of the jacking assembly.
Further, the guide rail assembly comprises at least two horizontal guide sliding tables and inclined ladder guide sliding tables;
offer on the horizontal direction slip table be used for do the push pipe provides feeding platform's arc indent spout, offer on the inclined ladder direction slip table be used for doing the push pipe provides feeding platform's slope indent spout, and is a plurality of horizontal direction slip table splices end to end one by one, constitutes and is linear horizontal slip table, the rear end of horizontal slip table supports to pressing to having seted up the tunnel is advanced in the top the wall of a well, inclined ladder direction slip table support press to the front end of horizontal slip table.
Further, the guide rail assembly comprises at least two horizontal guide sliding tables, inclined ladder guide sliding tables and at least two connecting pieces;
offer on the horizontal direction slip table be used for doing the push pipe provides feeding platform's arc indent spout, offer on the inclined ladder direction slip table be used for doing the push pipe provides feeding platform's slope indent spout, the connecting piece is inserted adjacent two between the horizontal direction slip table, it is a plurality of the horizontal direction slip table is with a plurality of the connecting piece is spliced one by one and is linked to each other, constitutes and is linear horizontal slip table, the horizontal direction slip table rear end is equipped with the horizontal direction slip table is supported and is pressed to having seted up the tunnel is advanced in the top the wall of a well, inclined ladder direction slip table insert extremely the horizontal slip table front end is equipped with the connecting piece.
Furthermore, the connecting piece comprises a plurality of mounting rods arranged side by side at intervals and at least two fixed row buckles, a plurality of clamping grooves used for fixing the mounting rods are formed in the fixed row buckles at intervals, and the fixed row buckles are respectively and transversely arranged at the bottoms of the mounting rods at intervals;
and a plurality of mounting holes are respectively formed in the bottom ends of the front surface and the back surface of the horizontal guide sliding table and the bottom end of the back surface of the inclined ladder guide sliding table, and the mounting rods are inserted and matched with the mounting holes.
Furthermore, the height from the ground of the arc-shaped concave sliding chute and the height from the ground of the slope-shaped concave sliding chute are respectively equal to the height from the ground of the jacking tunnel.
The protective frame plate is abutted to the bottom of the well and fixed on the well wall provided with the jacking tunnel;
the position department that the tunnel is located and digs the import is gone into in the top encloses and is equipped with and strengthens a import, it inlays to strengthen a import on the wall of a well, the laminating of protection deckle board extremely strengthen a import.
Further, the protection framed panel includes envelope frame, ring frame, strengthening rib and fagging to one side, the ring frame is fixed between two parties the inside of envelope frame, the ring frame comprises a plurality of formers that are concentric circle structure, is located the inner core the diameter of former with strengthen the diameter size matching of top import, the strengthening rib has the multiunit, connects respectively envelope frame with between the ring frame, the fagging has the multiunit, fixes respectively envelope frame's four corners.
Further, the jacking assembly comprises an I-shaped sliding block and a horizontal jack, the I-shaped sliding block comprises an inner sliding plate and an outer sliding plate which are fixed at intervals and are of I-shaped structures, the cross section length of the outer sliding plate is larger than that of the inner sliding plate, the horizontal jack is transversely fixed on the front face of the outer sliding plate, a piston points to the jacking tunnel, a T-shaped groove is longitudinally formed in the steel vertical plate, the inner sliding plate is slidably inserted into the T-shaped groove, the outer sliding plate is slidably attached to the front face of the steel vertical plate, and a sliding groove matched with a locking member on the I-shaped sliding block in a locking mode is formed in the back face of the steel vertical plate.
Furthermore, the jacking mechanism further comprises a top plate, the top plate is detachably mounted on the front faces of the pistons of the plurality of horizontal jacks, and the top plate can push the jacking pipe to slide on the guide rail assembly and jack into the jacking tunnel under the synchronous driving action of the plurality of horizontal jacks.
The beneficial effects of the utility model are embodied in:
the utility model discloses in, adopt the simple supporting construction who constitutes by advancing mechanism and guide rail set spare, the push pipe can tunnel forward smoothly under advancing mechanism's pushing action, advancing mechanism has at least two sets of adjustable jacking subassemblies that slide from top to bottom, so that slide adjustment interval from top to bottom when the construction satisfies the push pipe of different pipe diameters size, the push pipe can slide forward smoothly under guide rail set spare's supporting role, guide rail set spare has length adjustable and assembles the form, so that provide firm support for the push pipe of not length size when the construction, the dismouting is used nimble convenient, application scope is higher.
Drawings
Fig. 1 is a perspective view of an internal structure of a sinking conduit equipped with a jacking mechanism according to an embodiment of the present invention.
Fig. 2 is a schematic view of the whole open caisson jacking construction according to an embodiment of the present invention.
Fig. 3 is a schematic view of the whole open caisson jacking construction according to another embodiment of the present invention.
Fig. 4 is an isometric view of a rail assembly according to an embodiment of the present invention.
Fig. 5 is an isometric view of a rail assembly according to another embodiment of the present invention.
Fig. 6 is a side view of the horizontal guide sliding table according to an embodiment of the present invention.
Fig. 7 is an isometric view of a connector according to an embodiment of the invention.
Fig. 8 is a front view of a protective bezel according to an embodiment of the present invention.
Fig. 9 is an axial view of a steel vertical plate according to an embodiment of the present invention.
Fig. 10 is an isometric view of a jacking assembly according to an embodiment of the present invention.
The components in the drawings are labeled as follows: 1. a sinking well; 101. a well wall; 102. a well bottom; 2. a pavement; 3. jacking into the tunnel; 301. reinforcing a top inlet; 4. a protective frame plate; 401. a containment frame; 402. an annular frame; 403. reinforcing ribs; 404. a diagonal bracing plate; 5. a jacking mechanism; 6. a jacking assembly; 7. a back wall; 8. a steel vertical plate; 801. a T-shaped slot; 802. a chute; 9. an I-shaped sliding block; 901. an inner slide plate; 902. an outer slide plate; 903. a locking member; 10. a horizontal jack; 11. a top plate; 12. jacking pipes; 13. a guide rail assembly; 14. a horizontal guide sliding table; 15. an inclined ladder guide sliding table; 16. a connecting member; 1601. installing a rod; 1602. fixing the row buckles; 17. and (7) installing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. In the specification, "a plurality" means two or more.
See fig. 1-10.
The utility model provides a flexible supporting structure for the jacking of a sinking well jacking pipe, which comprises a sinking well 1, a jacking tunnel 3, a jacking pipe 12, a jacking mechanism 5 and a guide rail assembly 13;
the jacking mechanism 5 comprises a jacking component 6, a back wall 7 and steel vertical plates 8, wherein the back wall 7 is fixed on a well wall 101 on one side of the sinking well 1, the steel vertical plates 8 are arranged on the back wall 7, and the jacking components 6 are at least two groups and are respectively arranged on the steel vertical plates 8 in an up-and-down sliding and adjustable manner at intervals;
the guide rail assembly 13 is arranged at the bottom 102 of the sinking well 1 and is abutted against the other side well wall 101 of the sinking well 1 provided with the jacking tunnel 3, and the jacking pipe 12 can be driven into the jacking tunnel 3 along the guide rail assembly 13 under the jacking action of the jacking assembly 6.
The utility model discloses in, adopt the simple supporting structure who constitutes by advancing mechanism and guide rail set spare in the top, the push pipe can tunnel forward smoothly under advancing mechanism's pushing action, advancing mechanism has at least two sets of adjustable that slide about the top advance subassembly, so that slide adjustment interval from top to bottom satisfies the push pipe of different pipe diameters size when the construction, the push pipe can slide forward smoothly under guide rail set spare's supporting role, guide rail set spare has length adjustable and assembles the form, so that provide firm support for the push pipe of not length size when the construction, the dismouting is used nimble convenient, and high applicability.
In one embodiment, the guide rail assembly 13 includes at least two horizontal guide slips 14 and ramp guide slips 15;
offer on the horizontal guide slip table 14 be used for doing the push pipe 12 provides feeding platform's arc indent spout, offer on the inclined ladder guide slip table 15 be used for doing the push pipe 12 provides feeding platform's slope indent spout, and is a plurality of 14 end to end concatenations of horizontal guide slip table constitute and are linear horizontal slip table, the rear end of horizontal slip table is supported and is pressed to having seted up the tunnel 3 is advanced in the top the wall of a well 101, the inclined ladder guide slip table 15 support press extremely the front end of horizontal slip table. The design is that the guide rail assembly 13 is suitable for the push pipe 12 with a short length, and the push pipe 12 can be spliced to be in a short length, so that the push pipe 12 is easily and smoothly conveyed into the jacking tunnel 3 along the guide rail assembly 13 in a sliding manner under the pushing action of the jacking mechanism 5, and the push pipe 12 is prevented from being directly contacted with the well bottom 102 to cause abrasion.
In another embodiment, the guide rail assembly 13 comprises at least two horizontal guide slips 14, an inclined ramp guide slip 15 and at least two connecting pieces 16;
offer on the horizontal guide slip table 14 be used for doing the push pipe 12 provides feeding platform's arc indent spout, offer on the inclined ladder guide slip table 15 be used for doing the push pipe 12 provides feeding platform's slope indent spout, connecting piece 16 assigns into adjacent two between the horizontal guide slip table 14, it is a plurality of horizontal guide slip table 14 is with a plurality of connecting piece 16 splices one by one and links to each other, constitutes to be linear horizontal slip table, the horizontal slip table rear end is equipped with horizontal guide slip table 14 supports to pressing to having seted up tunnel 3 is advanced in the top the wall of a well 101, inclined ladder guide slip table 15 assigns to the horizontal slip table front end is equipped with connecting piece 16. The design is that, in order to be suitable for the push pipe 12 with a longer length, the guide rail assembly 13 has a form capable of being spliced into a longer length, so that the push pipe 12 can be easily and smoothly conveyed into the jacking tunnel 3 along the guide rail assembly 13 under the pushing action of the jacking mechanism 5, and the abrasion caused by the direct contact of the push pipe 12 with the well bottom 102 is avoided.
In an embodiment, the connecting member 16 includes a plurality of mounting rods 1601 arranged side by side at intervals and at least two fixing buckles 1602, the fixing buckles 1602 are provided with a plurality of slots for fixing the mounting rods 1601 at intervals, and the plurality of fixing buckles 1602 are respectively installed at the bottoms of the plurality of mounting rods 1601 at intervals laterally;
a plurality of mounting holes 17 are respectively formed in the bottom ends of the front surface and the back surface of the horizontal guide sliding table 14 and the bottom end of the back surface of the inclined ladder guide sliding table 15, and the mounting rods 1601 are inserted into the mounting holes 17 and matched with the mounting holes 17. By such a design, the fixed fastener arrangement 1602 plays a role in connecting and reinforcing the overall structural strength of the connecting member 16, and similarly, the connecting member 16 plays a role in connecting and reinforcing the overall structural strength of the horizontal sliding table.
In one embodiment, the heights of the arc-shaped concave chute and the slope-shaped concave chute from the ground are equal to the height of the jacking tunnel 3 from the ground respectively. By the design, the height difference is avoided, and the jacking pipe 12 can be smoothly tunneled into the jacking tunnel 3.
In one embodiment, the device further comprises a protective frame plate 4, wherein the protective frame plate 4 is abutted to the well bottom 102 and fixed on the well wall 101 provided with the jacking tunnel 3;
the position department that advances tunnel 3 and be located to dig the import encloses and is equipped with and strengthens top import 301, it inlays to strengthen top import 301 on the wall of a well 101, 4 laminating of protection framed panels extremely strengthen top import 301. By the design, the reinforced top inlet 301 and the protective frame plate 4 both play a role in supporting and protecting the jacking tunnel 3, and prevent collapse and deformation accidents in the process of tunneling the jacking pipe 12.
In an embodiment, the guard frame plate 4 includes a surrounding frame 401, a ring frame 402, a plurality of reinforcing ribs 403 and a slanted plate 404, the ring frame 402 is centrally fixed inside the surrounding frame 401, the ring frame 402 is composed of a plurality of rings in a concentric structure, the diameter of the ring frame located in the inner center is matched with the diameter of the reinforced top inlet 301, the plurality of groups of reinforcing ribs 403 are respectively connected between the surrounding frame 401 and the ring frame 402, and the slanted plate 404 has a plurality of groups and is respectively fixed at four corners of the surrounding frame 401. By the design, the top pipe 12 penetrates through the annular frame 402 and tunnels into the jacking tunnel 3, the annular frame 402 plays a role in reinforcing and protecting the reinforced top inlet 301, the inclined supporting plate 404 plays a role in reinforcing the enclosure frame 401, and the reinforcing ribs 403 play a role in connecting and reinforcing the enclosure frame 401 and the annular frame 402.
In an embodiment, the jacking assembly 6 includes an i-shaped slider 9 and a horizontal jack 10, the i-shaped slider 9 includes an inner sliding plate 901 and an outer sliding plate 902 which are fixed at intervals and have an i-shaped structure, and the cross-sectional length of the outer sliding plate 902 is greater than that of the inner sliding plate 901, the horizontal jack 10 is transversely fixed on the front surface of the outer sliding plate 902, and the piston points to the jacking tunnel 3, a T-shaped groove 801 is longitudinally opened inside the steel upright plate 8, the inner sliding plate 901 is slidably inserted into the T-shaped groove 801, the outer sliding plate 902 is slidably attached to the front surface of the steel upright plate 8, and a sliding groove 802 which is in locking fit with a locking member 903 on the i-shaped slider 9 is formed on the back surface of the steel upright plate 8. According to the design, the sinking well 1 is dug under the road surface 2, the steel vertical plates 8 are fixed on the back wall 7, the back wall 7 is fixed on the well wall 101 of the sinking well 1, and the multiple groups of jacking assemblies 6 can slide up and down along the steel vertical plates 8 to adjust the distance during actual construction, so that the jacking pipes 12 with different pipe diameters can be used.
In an embodiment, the jacking mechanism 5 further includes a top plate 11, the top plate 11 is detachably mounted on the front surfaces of the pistons of the multiple horizontal jacks 10, and the top plate 11 can push the jacking pipe 12 to slide on the guide rail assembly 13 and jack into the jacking tunnel 3 under the synchronous driving action of the multiple horizontal jacks 10. With such a design, the contact area between the top plate 11 and the top pipe 12 can be increased, so that the top pipe 12 can be smoothly and stably pushed.
It should be understood that the examples and embodiments described herein are for illustrative purposes only and are not intended to limit the present invention, and that various modifications or changes in light thereof will be suggested to persons skilled in the art and are to be included within the spirit and purview of this application.
Claims (9)
1. The utility model provides a sunk well push pipe advances with nimble bearing structure, advances tunnel (3) and push pipe (12) including sinking well (1), top, its characterized in that: the device also comprises a jacking mechanism (5) and a guide rail assembly (13);
the jacking mechanism (5) comprises jacking components (6), back walls (7) and steel vertical plates (8), the back walls (7) are fixed on a well wall (101) on one side of the sinking well (1), the steel vertical plates (8) are installed on the back walls (7), at least two groups of jacking components (6) are arranged, and the jacking components are respectively installed on the steel vertical plates (8) in an up-and-down sliding adjustable manner at intervals;
the guide rail assembly (13) is arranged at the bottom (102) of the sinking shaft (1) and abutted to the other side well wall (101) of the sinking shaft (1) provided with the jacking tunnel (3), and the jacking pipe (12) can be driven into the jacking tunnel (3) along the guide rail assembly (13) under the jacking action of the jacking assembly (6).
2. The flexible supporting structure for jacking of the caisson and the jacking pipe as claimed in claim 1, wherein: the guide rail assembly (13) comprises at least two horizontal guide sliding tables (14) and an inclined ladder guide sliding table (15);
offer on horizontal direction slip table (14) be used for doing push pipe (12) provide feeding platform's arc indent spout, offer on inclined ladder direction slip table (15) be used for doing push pipe (12) provide feeding platform's slope indent spout, it is a plurality of horizontal direction slip table (14) end to end concatenation links to each other one by one, constitutes and is linear horizontal slip table, the rear end of horizontal slip table supports to press to offering push into tunnel (3) wall of a well (101), inclined ladder direction slip table (15) support press to the front end of horizontal slip table.
3. The flexible supporting structure for jacking of the caisson and the jacking pipe as claimed in claim 1, wherein: the guide rail assembly (13) comprises at least two horizontal guide sliding tables (14), an inclined ladder guide sliding table (15) and at least two connecting pieces (16);
offer on horizontal direction slip table (14) be used for doing push pipe (12) provide pay-off platform's arc indent spout, offer on inclined ladder direction slip table (15) be used for doing push pipe (12) provide the slope indent spout of pay-off platform, connecting piece (16) are inserted adjacent two between horizontal direction slip table (14), it is a plurality of horizontal direction slip table (14) are with a plurality of connecting piece (16) splice one by one links to each other, constitutes to be linear horizontal slip table, the horizontal direction slip table rear end is equipped with horizontal direction slip table (14) are supported and are pressed to having seted up push into tunnel (3) wall of a well (101), inclined ladder direction slip table (15) are inserted extremely the horizontal slip table front end is equipped with connecting piece (16).
4. The flexible supporting structure for jacking of the caisson and the jacking pipe as claimed in claim 3, wherein: the connecting piece (16) comprises a plurality of mounting rods (1601) arranged side by side at intervals and at least two fixed row buckles (1602), a plurality of clamping grooves used for fixing the mounting rods (1601) are arranged on the fixed row buckles (1602) at intervals, and the fixed row buckles (1602) are respectively transversely arranged at the bottoms of the mounting rods (1601) at intervals;
the bottom of the front face and the back face of the horizontal guide sliding table (14) and the bottom of the back face of the inclined ladder guide sliding table (15) are respectively provided with a plurality of mounting holes (17), and the mounting rods (1601) are inserted into the mounting holes (17) to be matched.
5. The flexible supporting structure for the jacking of the caisson and the jacking pipe as claimed in claim 2 or 3, wherein: the ground clearance of the arc-shaped concave sliding chute and the slope-shaped concave sliding chute is equal to the ground clearance of the jacking tunnel (3) respectively.
6. The flexible supporting structure for jacking of the caisson and the jacking pipe as claimed in claim 1, wherein: the protective frame plate (4) is abutted to a well bottom (102) and fixed on the well wall (101) provided with the jacking tunnel (3);
the position department that advances tunnel (3) and be located the dug import encloses and is equipped with and strengthens top import (301), it inlays to strengthen top import (301) on the wall of a well (101), protection deckle board (4) laminate extremely strengthen top import (301).
7. The flexible supporting structure for jacking of the caisson and the jacking pipe as claimed in claim 6, wherein: protection framed panel (4) are including enclosing frame (401), ring frame (402), strengthening rib (403) and inclined supporting plate (404), ring frame (402) are fixed placed in the middle the inside of enclosing frame (401), ring frame (402) comprise a plurality of circle framves that are concentric circle structure, are located the centre the diameter of circle frame with strengthen the diameter size matching of top import (301), strengthening rib (403) have the multiunit, connect respectively enclosing frame (401) with between ring frame (402), inclined supporting plate (404) have the multiunit, fix respectively enclosing frame's (401) four corners.
8. The flexible supporting structure for jacking of the caisson and the jacking pipe as claimed in claim 1, wherein: the jacking assembly (6) comprises an I-shaped sliding block (9) and a horizontal jack (10), the I-shaped sliding block (9) comprises an inner sliding plate (901) and an outer sliding plate (902) which are fixed at intervals and are in I-shaped structures, the section length of the outer sliding plate (902) is larger than that of the inner sliding plate (901), the horizontal jack (10) is transversely fixed on the front face of the outer sliding plate (902), a piston points to the jacking tunnel (3), a T-shaped groove (801) is longitudinally formed in the steel vertical plate (8), the inner sliding plate (901) is slidably inserted into the T-shaped groove (801), the outer sliding plate (902) is slidably attached to the front face of the steel vertical plate (8), and a sliding groove (802) which is in locking fit with a locking piece (903) on the I-shaped sliding block (9) is formed in the back face of the steel vertical plate (8).
9. The flexible supporting structure for jacking of the caisson and the jacking pipe as claimed in claim 8, wherein: jacking mechanism (5) still includes roof (11), roof (11) demountable installation is in a plurality of the front of the piston of horizontal jack (10), roof (11) can be a plurality of under the synchronous drive effect of horizontal jack (10), promote push pipe (12) slide on guide rail subassembly (13) and jack-in extremely in jacking tunnel (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222369285.9U CN217977721U (en) | 2022-09-06 | 2022-09-06 | Flexible supporting structure for jacking of open caisson jacking pipe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222369285.9U CN217977721U (en) | 2022-09-06 | 2022-09-06 | Flexible supporting structure for jacking of open caisson jacking pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116857432A (en) * | 2023-06-21 | 2023-10-10 | 金中天水利建设有限公司 | Pipe jacking device and pipe jacking construction method thereof |
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2022
- 2022-09-06 CN CN202222369285.9U patent/CN217977721U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116857432A (en) * | 2023-06-21 | 2023-10-10 | 金中天水利建设有限公司 | Pipe jacking device and pipe jacking construction method thereof |
| CN116857432B (en) * | 2023-06-21 | 2024-03-22 | 金中天水利建设有限公司 | Pipe jacking device and pipe jacking construction method thereof |
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