CN115680097A - Municipal rainwater pipeline construction method - Google Patents
Municipal rainwater pipeline construction method Download PDFInfo
- Publication number
- CN115680097A CN115680097A CN202211455890.6A CN202211455890A CN115680097A CN 115680097 A CN115680097 A CN 115680097A CN 202211455890 A CN202211455890 A CN 202211455890A CN 115680097 A CN115680097 A CN 115680097A
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- support
- support rail
- groove
- steel sheet
- base layer
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 61
- 239000010959 steel Substances 0.000 claims abstract description 61
- 239000004567 concrete Substances 0.000 claims abstract description 34
- 239000007787 solid Substances 0.000 claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 5
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 22
- 230000007306 turnover Effects 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims description 4
- 238000000638 solvent extraction Methods 0.000 claims 1
- 239000002689 soil Substances 0.000 description 11
- 238000009412 basement excavation Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The invention discloses a municipal rainwater pipeline construction method, which comprises the following steps: step 1: digging two parallel positioning grooves according to the width of the groove, and driving steel sheet piles into the positioning grooves; step 2: the method comprises the following steps of taking two positioning grooves as reference lines, deeply digging to form a groove, mounting a solid guardrail with a reinforced concrete structure on the inner wall of the groove, wherein the solid guardrail is positioned between two adjacent steel sheet piles, and every two solid guardrails arranged in opposite directions are supported through supporting rods; and step 3: paving a waterproof mixture in the groove, installing a grouting pipe, and pouring a concrete base layer on the waterproof mixture, wherein the concrete base layer avoids the steel sheet pile; and 4, step 4: and after the concrete base layer is solidified, driving expansion screws, installing a bottom support assembly on the concrete base layer through the expansion screws, dismantling the supporting rods, placing pipelines on the bottom support assembly, backfilling the grooves, and then pulling out the steel sheet piles to level the grooves.
Description
Technical Field
The invention relates to the technical field of municipal construction, in particular to a municipal rainwater pipeline construction method.
Background
In the municipal engineering water supply and drainage pipeline engineering construction, groove excavation with different depths and narrow widths is required, and the selection of a groove excavation method is closely related to the excavation depth, the surrounding soil conditions and the construction environment. The commonly used groove excavation methods at present comprise slope excavation, steel sheet pile supporting groove excavation, row pile supporting groove excavation and the like.
According to construction case statistics and economic benefit consideration, steel sheet pile supporting groove excavation is a construction method which is applied more at present, but has defects. For example, when a trench excavated by burying a pipeline is very close to a surrounding house of a town section, a steel sheet pile is used as a temporary support excavation trench, the pipeline installation is completed, after the trench is backfilled, soil mass loss can be caused by pulling out the steel sheet pile, a vacuum effect can be generated in a deep soil mass at the moment of pulling out the steel sheet pile, and the deeper the steel sheet pile is inserted, the larger the deformation range caused by the soil mass loss is, and the larger the influence on the surrounding soil mass, particularly on a road close to a street and the house, on deformation and settlement is.
Disclosure of Invention
In order to achieve the purpose, the invention discloses a municipal rainwater pipeline construction method, which comprises the following steps:
step 1: digging two parallel positioning grooves according to the width of the groove, and driving steel sheet piles into the positioning grooves;
step 2: the method comprises the following steps of taking two positioning grooves as reference lines, deeply digging to form a groove, installing a solid guardrail of a reinforced concrete structure on the inner wall of the groove in a manner of being attached to the inner wall of the groove, wherein the solid guardrail is positioned between two adjacent steel sheet piles, and every two solid guardrails arranged in opposite directions are supported through a supporting rod;
and step 3: paving a waterproof mixture in the groove, installing a grouting pipe, and pouring a concrete base layer on the waterproof mixture, wherein the concrete base layer avoids the steel sheet pile;
and 4, step 4: and after the concrete base layer is solidified, an expansion screw is driven, the bottom support assembly is installed on the concrete base layer through the expansion screw, the support rod is removed, the pipeline is placed on the bottom support assembly, and after the groove is backfilled, the steel sheet pile is pulled out, and the groove is leveled.
Preferably, mounting grooves for placing the bottom support rails are reserved at two ends of the concrete base layer in the width direction.
Preferably, the bottom end of the steel sheet pile is provided with an oil felt cloth for separating a concrete base layer.
Preferably, the bottom support assembly comprises:
the bottom fixing seat is arranged on the concrete base layer through an expansion screw;
the two transverse sliding chutes are symmetrically arranged at the top end of the bottom fixed seat;
the transverse moving block is connected in the transverse moving sliding groove in a sliding manner;
the reset spring is positioned in the transverse moving chute, and the reset spring is connected between the inner wall of the transverse moving chute and the transverse moving block;
the two bottom supporting plates are symmetrically erected at the top end of the bottom fixing seat in a triangular shape, the bottom supporting plates are arranged in a manner of abutting against the bottom supporting rails, and the pipeline is placed in the middle at the arched positions of the two bottom supporting plates;
the turnover rod is hinged between the bottom support plate and the transverse moving block;
and the reset torsion spring is installed at the hinged end of the turnover rod close to the bottom support plate.
Preferably, the end supports the rail cross-section and is the setting of C type, the installation spout has been seted up on end supports rail top, the fluting direction of installation spout along end supports rail length direction parallel extension sets up, end supports rail top rather than parallel arrangement has the collateral branch stay rail, the collateral branch stay rail cross-section is the setting of C type, the bracing piece both ends are supporting to locating the subtend setting to one side collateral branch stay rail inner, the collateral branch stay rail is pressed the entity guardrail, the installation spout has been seted up to collateral branch stay rail bottom, the fluting direction of installation spout along collateral branch stay rail length direction parallel extension sets up, indulges the supporting screw and is located between end supports rail and the collateral branch stay rail, indulge the equal sliding connection in supporting screw both ends in the installation spout, indulge the supporting screw both ends and install lock nut.
Preferably, the two ends of the longitudinal support screw are provided with fixing gaskets which are matched with the top end of the bottom support rail and the bottom end of the side support rail.
Preferably, the top in the bottom support rail and the bottom in the side support rail are both provided with the adaptation anti-skidding line of fixed gasket.
Preferably, the threaded sleeve is sleeved on the longitudinal support screw, support angle steel is welded on the threaded sleeve, one side of the support angle steel is pressed on the solid guardrail, a connection chute is formed in the other side of the support angle steel, and two ends of the support angle steel are vertically bent and connected in the connection chute.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a flow chart of the construction method of the present invention;
FIG. 2 is a schematic view of the present invention;
FIG. 3 is a schematic view of a bottom bracket assembly according to the present invention;
FIG. 4 is a schematic view of the mounting structure of the present invention;
fig. 5 is a schematic view of the threaded sleeve and support angle steel structure of the present invention.
In the figure: 2. a bottom support assembly; 11. steel sheet piles; 12. a trench; 13. a waterproof mixture; 14. a concrete base layer; 15. a pipeline; 16. a bottom support rail; 17. installing a chute; 18. a side support rail; 19. a support bar; 10. positioning a groove; 21. a bottom fixed seat; 22. a sliding chute is transversely moved; 23. transversely moving the blocks; 24. a return spring; 25. a bottom support plate; 26. a turning rod; 27. a longitudinal support screw; 28. locking the nut; 29. fixing a gasket; 20. a threaded sleeve; 31. supporting angle steel; 32. connecting the sliding chute; 33. a solid guardrail; 34. and supporting the reinforcing steel bars.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 5, the municipal rainwater pipeline construction method provided by the embodiment includes:
step 1: digging two parallel positioning grooves 10 according to the width of the groove, and driving steel sheet piles 11 into the positioning grooves 10;
step 2: the two positioning grooves 10 are used as reference lines to dig deeply to form a groove 12, a solid guardrail 33 of a reinforced concrete structure is arranged on the inner wall of the groove 12 in a clinging manner, the solid guardrail 33 is positioned between two adjacent steel sheet piles 11, and every two solid guardrails 33 arranged in an opposite manner are supported through a support rod 19;
and step 3: paving a waterproof mixture 13 in the groove 12, installing a grouting pipe, and pouring a concrete base layer 14 on the waterproof mixture 13, wherein the concrete base layer avoids the steel sheet pile 11;
and 4, step 4: after the concrete base layer 14 is solidified, expansion screws are driven, the bottom support component 2 is installed on the concrete base layer 14 through the expansion screws, the support rods 19 are removed, the pipelines 15 are placed on the bottom support component 2, the grooves 12 are backfilled, the steel sheet piles 11 are pulled out, and the grooves 12 are leveled.
The working principle and the beneficial effects of the technical scheme are as follows:
the invention discloses a municipal rainwater pipeline construction method, two parallel positioning grooves 10 are dug on the ground according to the width dimension of a set groove, the depth of each positioning groove 10 is about 20 centimeters, talcum powder is filled into each positioning groove 10, a steel sheet pile 11 is vertically driven into each positioning groove 10 to restrain soil outside the groove 12, after the groove 12 is dug deeply, a solid guardrail 33 is placed on the inner wall of the groove 12 in a leaning mode, the opposite solid guardrail 33 is supported and fixed through a support rod 19, after waterproof mixed materials 13 are paved at the bottom end of the groove 12, a grouting pipe is erected on the steel sheet pile 11, a concrete base layer 14 is poured on the waterproof mixed materials 13, the concrete base layer avoids the steel sheet pile 11, after the concrete base layer 14 is solidified, expansion screws are driven to fix a bottom support component 2 on the concrete base layer 14 through the expansion screws, the support rod 19 is removed, a pipeline 15 is placed on the bottom support component 2, after the groove 12 is filled, the pipeline 15 presses the bottom support component 2 downwards, the bottom support component 2 is discharged, the pile 2 drives the solid pile 33 to abut against the inner wall of the groove 12, the groove 12 is leveled, the pipeline 15 and the steel sheet pile is filled with the steel sheet pile, and the solid guardrail is not damaged by backfilling, so that the solid guardrail can not be damaged, and the solid guardrail can be damaged, and the solid guardrail can not be damaged.
In one embodiment, the concrete base 14 is provided with mounting slots at both ends in the width direction for placing the bottom support rails 16.
The beneficial effects of the above technical scheme are:
mounting grooves for placing the bottom support rails 16 are reserved at two ends of the concrete base layer 14 in the width direction, and the bottom support rails 16 are placed in the mounting grooves, so that the limitation on the bottom end of the solid guardrail 33 is realized.
In one embodiment, the bottom end of the steel sheet pile 11 is placed with an oil felt cloth for separating the concrete base layer 14.
The beneficial effects of the above technical scheme are:
the felt cloth placed at the bottom end of the steel sheet pile 11 is used for preventing the concrete base layer 14 from being solidified and then integrally arranged with the steel sheet pile 11, so that the steel sheet pile 11 is difficult to pull out.
In one embodiment, the bottom support assembly 2 comprises:
the bottom fixed seat 21 is mounted on the concrete base layer 14 through an expansion screw;
the two transverse sliding chutes 22 are symmetrically arranged at the top end of the bottom fixed seat 21;
the transverse moving block 23 is connected in the transverse moving chute 22 in a sliding way;
the return spring 24 is positioned in the traverse chute 22, and the return spring 24 is connected between the inner wall of the traverse chute 22 and the traverse block 23;
the two bottom support plates 25 are symmetrically erected at the top end of the bottom fixing seat 21 in a triangular shape, the bottom support plates 25 are arranged in a manner of abutting against the bottom support rails 16, and the pipeline 15 is placed in the middle at the arched positions of the two bottom support plates 25;
the turnover rod 26 is hinged between the bottom support plate 25 and the transverse moving block 23;
and the reset torsion spring is arranged at the hinged end of the turnover rod 26 close to the bottom support plate 25.
The working principle and the beneficial effects of the technical scheme are as follows:
In one embodiment, end support rail 16 cross-section is the setting of C type, installation spout 17 has been seted up on end support rail 16 top, installation spout 17's fluting direction along end support rail 16 length direction parallel extension sets up, end support rail 16 top has collateral branch support rail 18 rather than parallel arrangement, collateral branch support rail 18 cross-section is the setting of C type, 19 both ends of bracing piece are supporting to locating opposite direction setting collateral branch support rail 18 inner, collateral branch support rail 18 is pressed entity guardrail 33, installation spout 17 has been seted up to collateral branch support rail 18 bottom, installation spout 17's fluting direction along collateral branch support rail 18 length direction parallel extension sets up, indulges supporting screw 27 and is located between end support rail 16 and the collateral branch support rail 18, indulge equal sliding connection in at supporting screw 27 both ends in installation spout 17, indulge supporting screw 27 both ends and install lock nut 28.
The working principle and the beneficial effects of the technical scheme are as follows:
indulge support screw 27 through installation spout 17 sliding connection in between end support rail 16 and collateral branch support rail 18, indulge support screw 27 through sliding, thereby realize adjacent indulge the interval adjustment between the support screw 27, be convenient for manual adjustment entity guardrail 33's distributed position, two collateral branch support rails 18 pass through the support of bracing piece 19, thereby make two end support rails 16 and two collateral branch support rails 18 constitute the bearing structure in four corners, bracing piece 19 both ends are supporting to locating opposite direction setting collateral branch support rail 18 inner, press close to gradually after two end support plates 25 push down like this and prop open, support end support rail 16, when making end support rail 16 slide to being close to entity guardrail 33 direction in the mounting groove (end support rail 16 drives the collateral branch through indulging support screw 27 synchronous side support rail 18 and slides to being close to guardrail entity 33 direction this moment), bracing piece 19 remains throughout and does not break away from two collateral branch support rails 18, collateral branch support rail 18 drives entity guardrail 33 top steel sheet pile 11.
Specifically, a through hole for the longitudinal support screw 27 to penetrate through is reserved at the top end of the side support rail 18, the longitudinal support screw 27 sequentially penetrates through the installation chute 17 located at the bottom end of the side support rail 18 and the installation chute 16 located at the top end of the bottom support rail 16 from the through hole, after the bottom end of the longitudinal support screw 27 is manually connected with the bottom support rail 16 through the locking nut 28, the top end of the longitudinal support screw 27 is connected with the side support rail 18 through the locking nut 28, at this time, the locking nut 28 is not screwed, so that the longitudinal support screw 27 is convenient to slide, the distance between adjacent longitudinal support screws 27 is manually adjusted, the distribution and adjustment of the entity guardrails 33 between the steel sheet piles 11 and the support rails are convenient, and after the adjustment of the entity guardrails 33 is completed, the locking nut 28 is locked. At this time, the trench 12 is backfilled, the backfilled soil drives the pipeline 15 to press down the bottom support assembly 2, the backfilling is stopped when the backfilled soil is buried close to the bottom end of the side support rail 18, each support rod 19 is manually taken out, the trench 12 is backfilled continuously, the steel sheet pile 11 is pulled out and the backfilling trench 12 can be synchronously performed, the bottom support assembly 2 drives the solid guardrail 33 to abut against the inner wall of the trench 12, the trench 12 is leveled, the pipeline 15 and the backfilled soil further press the bottom support assembly 2, the solid guardrail 33 replaces the vacant area where the steel sheet pile 11 is located, and therefore soil loss cannot be caused.
In one embodiment, the longitudinal support screw 27 is fitted at both ends with fixing washers 29 that fit the top end of the bottom support rail 16 and the bottom end of the side support rail 18.
In one example, the top of the bottom support rail 16 and the bottom of the side support rail 18 are provided with non-slip threads that fit into the retaining pads 29.
In one embodiment, the longitudinal support screw 27 is sleeved with a threaded sleeve 20, the threaded sleeve 20 is welded with a support angle steel 31, one surface of the support angle steel 31 is pressed on the solid guardrail 33, the other surface of the support angle steel 31 is provided with a connecting chute 32, and two ends of the support steel bar 34 are vertically bent and connected in the connecting chute 32.
The working principle and the beneficial effects of the technical scheme are as follows:
the support steel bars 34 are arranged, after each support rod 19 is manually taken out, the support steel bars 34 can complete support of the opposite side support rail 18, after the longitudinal support screw 27 penetrates through the installation chute 17 at the bottom end of the side support rail 18 through manual self-perforation, the threaded sleeve 20 is adjusted, one side of the support angle steel 31 is pressed on the solid guardrail 33, the longitudinal support screw 27 is continuously rotated, so that the longitudinal support screw 27 penetrates through the threaded sleeve 20 until the longitudinal support screw 27 penetrates through the installation chute 16 at the top end of the bottom support rail 16, the connecting chute 32 is formed in the other side of the support angle steel 31, the slotting direction of the connecting chute 32 is perpendicular to the longitudinal support screw 27, two ends of the support steel bars 34 are buckled in the connecting chute 32, when backfilled soil drives the pipeline 15 to press the bottom support plate 25 downwards, so that the two bottom support plates 25 are gradually pressed and then propped against the bottom support rail 16, the bottom support rail 16 slides in the direction close to the solid guardrail 33 in the installation groove, when the bottom end of the solid guardrail 33 is close to the pile 11, the bottom end of the support rail 16 drives the support rail 18 to be close to the solid guardrail through the vertical support rail, the steel plate 32, and the bottom support rail does not slide in the direction, and the steel plate does not close to the top end of the solid guardrail, and the steel plate 11.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention 。
Claims (8)
1. A municipal rainwater pipeline construction method is characterized by comprising the following steps:
step 1: digging two parallel positioning grooves (10) according to the width of the groove, and driving steel sheet piles (11) into the positioning grooves (10);
step 2: the method comprises the following steps of taking two positioning grooves (10) as reference lines, deeply digging to form a groove (12), mounting a solid guardrail (33) of a reinforced concrete structure on the inner wall of the groove (12), wherein the solid guardrail (33) is positioned between two adjacent steel sheet piles (11), and supporting every two solid guardrails (33) which are arranged in opposite directions through supporting rods (19);
and step 3: paving a waterproof mixture (13) in the groove (12), installing a grouting pipe, and pouring a concrete base layer (14) on the waterproof mixture (13), wherein the concrete base layer avoids the steel sheet pile (11);
and 4, step 4: after the concrete base layer (14) is solidified, expansion screws are driven, the bottom support component (2) is installed on the concrete base layer (14) through the expansion screws, the support rod (19) is removed, the pipeline (15) is placed on the bottom support component (2), and after the groove (12) is backfilled, the steel sheet pile (11) is pulled out, and the groove (12) is leveled.
2. The municipal rainwater pipeline construction method according to claim 1, wherein mounting grooves for placing the bottom support rails (16) are reserved at both ends of the concrete base (14) in the width direction.
3. The municipal rainwater pipeline construction method according to claim 1, wherein an oil felt cloth for partitioning a concrete base layer (14) is placed at the bottom end of the steel sheet pile (11).
4. The municipal rainwater pipeline construction method according to claim 2, wherein the bottom support assembly (2) comprises:
the bottom fixing seat (21), the bottom fixing seat (21) is installed on the concrete base layer (14) through an expansion screw;
the two transverse sliding chutes (22) are symmetrically arranged at the top end of the bottom fixed seat (21);
the transverse moving block (23), the transverse moving block (23) is connected in the transverse moving chute (22) in a sliding way;
the return spring (24), the said return spring (24) locates in the said sideslip concrete chute (22), the said return spring (24) is connected to the said sideslip concrete chute (22) inner wall and sideslip block (23) between each other;
the two bottom supporting plates (25) are symmetrically erected at the top end of the bottom fixing seat (21) in a triangular shape, the bottom supporting plates (25) are arranged in a manner of abutting against the bottom supporting rails (16), and the pipeline (15) is placed in the middle of the arched positions of the two bottom supporting plates (25);
the overturning rod (26), the overturning rod (26) is hinged between the bottom support plate (25) and the transverse moving block (23);
the reset torsion spring is installed at the hinged end, close to the bottom supporting plate (25), of the turnover rod (26).
5. The municipal rainwater pipeline construction method according to claim 2, wherein the cross section of the bottom support rail (16) is arranged in a C shape, the top end of the bottom support rail (16) is provided with an installation chute (17), the slotting direction of the installation chute (17) extends in parallel along the length direction of the bottom support rail (16), a side support rail (18) is arranged above the bottom support rail (16) in parallel with the bottom support rail, the cross section of the side support rail (18) is arranged in a C shape, the two ends of the support rod (19) are obliquely abutted against the inner ends of the side support rail (18) which are oppositely arranged, the side support rail (18) presses the solid guardrail (33), the bottom end of the side support rail (18) is provided with an installation chute (17), the slotting direction of the installation chute (17) extends in parallel along the length direction of the side support rail (18), a longitudinal support screw (27) is arranged between the bottom support rail (16) and the side support rail (18), the two ends of the longitudinal support screw (27) are slidably connected in the installation chute (17), and a locking nut (28) is installed at the two ends.
6. The municipal rainwater pipeline construction method according to claim 5, wherein fixing washers (29) fitted to the top ends of the bottom support rails (16) and the bottom ends of the side support rails (18) are installed at both ends of the longitudinal support screw (27).
7. The municipal rainwater pipeline construction method according to claim 6, wherein the inner top of the bottom support rail (16) and the inner bottom of the side support rail (18) are provided with anti-slip lines adapted to the fixing pad (29).
8. The municipal rainwater pipeline construction method according to claim 5, wherein a threaded sleeve (20) is sleeved on the longitudinal support screw (27), support angle steel (31) is welded on the threaded sleeve (20), one surface of each support angle steel (31) is pressed on the solid guardrail (33), a connecting chute (32) is formed in the other surface of each support angle steel (31), and two ends of each support steel bar (34) are vertically bent and connected into the connecting chutes (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211455890.6A CN115680097B (en) | 2022-11-21 | 2022-11-21 | Municipal rainwater pipeline construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211455890.6A CN115680097B (en) | 2022-11-21 | 2022-11-21 | Municipal rainwater pipeline construction method |
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| Publication Number | Publication Date |
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| CN115680097A true CN115680097A (en) | 2023-02-03 |
| CN115680097B CN115680097B (en) | 2023-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211455890.6A Active CN115680097B (en) | 2022-11-21 | 2022-11-21 | Municipal rainwater pipeline construction method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB762481A (en) * | 1953-08-06 | 1956-11-28 | Johnston Brothers Contractors | Improvements in or relating to apparatus for applying shoring to the sides of trenches |
| JPH1046580A (en) * | 1996-08-06 | 1998-02-17 | Shinko Kigyo Kk | Earth retaining temporarily arranged form and underground piping execution work method using it |
| WO2001046526A1 (en) * | 1999-12-21 | 2001-06-28 | Tristanagh Pty. Ltd. | Earth retention and piling systems |
| CN110185119A (en) * | 2019-06-03 | 2019-08-30 | 安徽省新路建设工程集团有限责任公司 | Rain sewage pipe Combined type interface and construction method |
| CN110593375A (en) * | 2019-08-29 | 2019-12-20 | 上海景铭建设发展有限公司 | Pipe burying construction method for pipeline by adopting digging groove |
| CN114277809A (en) * | 2021-12-08 | 2022-04-05 | 长江生态环保集团有限公司 | Movable groove supporting device for agricultural sewage pipe network engineering and construction method thereof |
| CN217399861U (en) * | 2022-05-19 | 2022-09-09 | 中煤东方市政建设集团有限公司 | Underground engineering support bracket |
| CN217811095U (en) * | 2022-07-05 | 2022-11-15 | 宁夏昊阳资产管理有限公司 | Green environment-friendly high ground water level heating power pipeline slot backfill structure |
-
2022
- 2022-11-21 CN CN202211455890.6A patent/CN115680097B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB762481A (en) * | 1953-08-06 | 1956-11-28 | Johnston Brothers Contractors | Improvements in or relating to apparatus for applying shoring to the sides of trenches |
| JPH1046580A (en) * | 1996-08-06 | 1998-02-17 | Shinko Kigyo Kk | Earth retaining temporarily arranged form and underground piping execution work method using it |
| WO2001046526A1 (en) * | 1999-12-21 | 2001-06-28 | Tristanagh Pty. Ltd. | Earth retention and piling systems |
| CN110185119A (en) * | 2019-06-03 | 2019-08-30 | 安徽省新路建设工程集团有限责任公司 | Rain sewage pipe Combined type interface and construction method |
| CN110593375A (en) * | 2019-08-29 | 2019-12-20 | 上海景铭建设发展有限公司 | Pipe burying construction method for pipeline by adopting digging groove |
| CN114277809A (en) * | 2021-12-08 | 2022-04-05 | 长江生态环保集团有限公司 | Movable groove supporting device for agricultural sewage pipe network engineering and construction method thereof |
| CN217399861U (en) * | 2022-05-19 | 2022-09-09 | 中煤东方市政建设集团有限公司 | Underground engineering support bracket |
| CN217811095U (en) * | 2022-07-05 | 2022-11-15 | 宁夏昊阳资产管理有限公司 | Green environment-friendly high ground water level heating power pipeline slot backfill structure |
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| Publication number | Publication date |
|---|---|
| CN115680097B (en) | 2023-11-24 |
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