CN217559183U - Gas pipeline protection structure next to underground continuous wall - Google Patents
Gas pipeline protection structure next to underground continuous wall Download PDFInfo
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- CN217559183U CN217559183U CN202220558381.5U CN202220558381U CN217559183U CN 217559183 U CN217559183 U CN 217559183U CN 202220558381 U CN202220558381 U CN 202220558381U CN 217559183 U CN217559183 U CN 217559183U
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Abstract
The utility model relates to an existing pipeline protection technical field in job site underground specifically discloses a gas pipeline protection architecture of next-door neighbour underground continuous wall, including built on stilts mechanism and template supporting mechanism, built on stilts mechanism sets up to the support body structure and places in on the bottom surface of digging the slot, and gas pipeline erects in built on stilts mechanism is last, and template supporting mechanism is including setting up the side direction template on the bottom surface of digging the slot, and the side direction template sets up in built on stilts outside of mechanism. The gas pipeline is monitored and observed by an excavation exposure method, the gas pipeline is erected, and soil bodies below the gas pipeline and lateral soil bodies are reinforced, so that the purposes of protecting a gas pipeline on a construction site, reducing economic investment and solving the problem of gas pipeline accidents easily occurring in the construction process are achieved.
Description
Technical Field
The application relates to the technical field of protection of existing underground pipelines in construction sites, in particular to a gas pipeline protection structure of a next-door neighbour underground continuous wall.
Background
The urban underground pipeline mainly refers to water supply and drainage, gas, industrial communication pipelines and the like and auxiliary facilities thereof, and has the characteristics of various types, complex underground pipeline management system, strong concealment and the like. With the intensive development of cities, underground structural engineering, deep foundation pit engineering and underground pipeline cross construction engineering are frequently encountered, and the protection of underground pipelines is also increasingly emphasized in the construction process.
For the existing situation, construction units generally adopt a conservative method for construction, but the investment of manpower, material resources and financial resources is increased, so that good economic benefit cannot be obtained, and the adoption of an aggressive method for construction can cause disturbance of underground pipelines and even destructive consequences. The concrete protection measures comprise methods of reinforcing a soil body in a passive area of a foundation pit, reinforcing a soil body at the bottom of an underground pipeline, reinforcing a soil body laterally of the underground pipeline and the like; the construction technology comprises the technologies of deep cement soil mixing pile reinforcement, passive area grouting reinforcement, pipeline excavation exposure and the like.
At present, a large amount of engineering construction is close to underground pipelines for construction, the construction site is generally narrow, and in this case, for shallow underground pipelines, especially underground gas pipelines, the road construction has certain influence on the gas pipelines, so that the gas pipelines need to be reinforced and protected. However, the economic investment is increased by adopting a conservative method for construction, and in an aggressive construction method, no matter deep cement soil mixing piles are adopted for reinforcement, the passive area grouting reinforcement technology is adopted for reinforcement and protection of the underground pipelines, or the excavation exposure technology is adopted for reinforcement and protection of the underground pipelines, the problems that the construction process is greatly disturbed, and gas pipeline damage accidents are easy to occur are faced.
SUMMERY OF THE UTILITY MODEL
In order to protect the job site gas pipeline, reduce economic input, solve the problem that the gas pipeline accident appears in the work progress easily simultaneously, this application provides a gas pipeline protection architecture of next-door neighbour underground continuous wall.
The application provides a gas pipeline protection structure of next-door neighbour underground continuous wall adopts following technical scheme:
the utility model provides a gas pipeline protection architecture next to underground continuous wall, is including built on stilts mechanism and template supporting mechanism, built on stilts mechanism sets up to the support body structure and places in on the bottom surface of digging the slot, and the gas pipeline erects on built on stilts mechanism, template supporting mechanism is including setting up the side direction template on the bottom surface of digging the slot, just the side direction template sets up in the outside of built on stilts mechanism.
By adopting the technical scheme, the gas pipeline is monitored and observed by an excavation exposure method, the gas pipeline is erected, and the soil body below the gas pipeline and the lateral soil body are reinforced. Utilize built on stilts mechanism to promote built on stilts gas pipeline, can correct partially to the original natural sedimentation value of gas pipeline, the operator at first removes built on stilts mechanism, make built on stilts mechanism along gas pipeline evenly distributed, material according to gas pipeline, size selection sets up the interval of built on stilts mechanism, later carry out concrete cushion and pour, consolidate the soil horizon below the gas pipeline, and utilize template supporting mechanism to carry out side slope concrete placement, consolidate the gas pipeline sideway soil body, thereby reach protection job site gas pipeline, reduce economic input, solve the purpose that the gas pipeline accident appears in the work progress easily simultaneously.
Preferably, the overhead mechanism comprises a vertical rod vertically arranged on the bottom surface of the digging groove, a horizontal keel is connected to the vertical rod, a fixed rope is arranged on the horizontal keel, and the gas pipeline is hung on the fixed rope.
Through adopting above-mentioned technical scheme, utilize pole setting, horizontal keel and fixed rope cooperation to realize the purpose of built on stilts gas pipeline, simple structure, easy to carry out, and the operator easily adjusts the height of erectting of gas pipeline.
Preferably, the vertical rods and the horizontal keels are detachably connected with fasteners.
Through adopting above-mentioned technical scheme, built on stilts major structure of mechanism comprises the fastener combination, both can obtain comparatively stable structure of erectting, has improved built on stilts equipment convenience of mechanism again.
Preferably, the formwork support mechanism further comprises a support frame and a tensioning member, the support frame is clamped between the lateral formworks, and the tensioning member is used for tensioning the lateral formworks and clamping the lateral formworks outside the support frame.
By adopting the technical scheme, the template supporting mechanism is formed by assembling the supporting frame, the lateral template and the tensioning piece, the supporting frame plays a role in increasing the strength of the whole structure of the template supporting mechanism, and the tensioning piece enables the three to form the whole structure, so that the template supporting mechanism is simple in structure, easy to implement and good in structural stability.
Preferably, the support frame comprises a frame, the height of the frame is greater than that of the lateral formwork, a horizontal beam frame and an inclined strut are connected to the frame, the horizontal projection widths of the horizontal beam frame and the inclined strut are both smaller than the distance between the downslope lines of the excavated grooves, and the height of the fixed position of the horizontal beam frame is greater than the height of the gas pipeline after the gas pipeline is overhead.
Through adopting above-mentioned technical scheme, horizontal roof beam structure and frame constitute the major structure of support frame jointly, and the bracing plays the effect of further strengthening major structure structural strength to erect the width and the vertical height of erectting to the level of horizontal roof beam structure and bracing and limit, in order to avoid influencing the normal overhead operation of gas pipeline, realize the reinforced purpose of side direction soil body concreting simultaneously.
Preferably, the lateral formwork is abutted to the side face of the concrete cushion layer formed between the gas pipeline and the excavation bottom face in a pouring mode, and the support frame is abutted to the top face of the concrete cushion layer formed between the gas pipeline and the excavation bottom face in a pouring mode.
Through adopting above-mentioned technical scheme, the side looks butt of side direction template and concrete cushion had both been favorable to improving the structural stability of concrete cushion self, was favorable to improving the structural stability of template supporting mechanism again.
Preferably, the tension member is configured to be tightened step by step.
By adopting the technical scheme, the step-by-step tightening is a building construction tool in engineering construction, and has better operability and use convenience.
Preferably, a cover plate is arranged above the excavated groove in a covering mode, the width of the cover plate is larger than the maximum width of the opening of the excavated groove, and the cover plate covers the overhead mechanism and the template supporting mechanism.
Through adopting above-mentioned technical scheme, the apron covers built on stilts mechanism, template supporting mechanism and the opening of digging the slot, plays safety protection's effect.
Preferably, the bottom surface of the cover plate is provided with abutting pieces, and the width spacing of the abutting pieces is equal to the maximum opening width of the excavation groove.
Through adopting above-mentioned technical scheme, support tight piece can joint in the opening maximum width position department of excavation slot to improve the installation stability of apron.
Preferably, the top surface of the cover plate is painted with a warning color to form a warning color ribbon.
Through adopting above-mentioned technical scheme, warning typewriter ribbon plays the warning effect, prevents that external environment factor from disturbing, causes the gas pipeline occurence of failure.
In summary, the present application includes at least one of the following beneficial technical effects:
1. monitoring and observing the gas pipeline by an excavation exposure method, erecting the gas pipeline, and reinforcing soil mass below the gas pipeline and lateral soil mass. The method comprises the following steps of lifting an overhead gas pipeline by using an overhead mechanism, then pouring a concrete cushion, reinforcing a soil layer below the gas pipeline, pouring side slope concrete by using a template supporting mechanism, and reinforcing a lateral soil body of the gas pipeline, so that the aims of protecting the gas pipeline on a construction site, reducing economic investment and solving the problem of gas pipeline accidents easily occurring in the construction process are fulfilled;
2. the lateral template is abutted against the side surface of the concrete cushion, and the support frame is abutted against the top surface of the concrete cushion, so that the structural stability of the concrete cushion is improved, and the structural stability of the template support mechanism is also improved;
3. the cover plate is used for covering the excavated groove, the overhead mechanism and the template supporting mechanism in the excavated groove so as to achieve the purpose of safety protection.
Drawings
FIG. 1 is a schematic view of a gas pipeline protection structure in close proximity to an underground diaphragm wall according to an embodiment of the present application;
FIG. 2 is a schematic structural view primarily showing the overhead mechanism and the formwork support mechanism;
fig. 3 is a schematic structural diagram mainly used for showing the cover plate.
Description of the reference numerals: 1. an overhead mechanism; 11. erecting a rod; 12. a horizontal keel; 13. fixing a rope; 2. a formwork support mechanism; 21. a lateral template; 22. a support frame; 221. a vertical rod member; 222. a horizontal beam frame; 223. bracing; 23. a tension member; 3. a gas pipeline; 4. a cover plate; 41. an abutting piece; 5. a concrete pad.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses gas pipeline protection architecture next to underground continuous wall.
Referring to fig. 1, the gas pipeline protection structure next to the underground continuous wall comprises an overhead mechanism 1 and a template supporting mechanism 2, wherein the overhead mechanism 1 is used for hanging and erecting a gas pipeline 3 in a hanging manner so as to perform reinforcement processing operation on a concrete cushion 31, and the template supporting mechanism 2 is used for pouring and forming a concrete slope. The method of exposing through the excavation monitors gas pipeline 3 and observes, utilize overhead mechanism 1 to promote overhead gas pipeline 3, can correct the deviation to 3 original natural settlement values of gas pipeline, carry out concrete bed course 31 and pour, consolidate the soil horizon below gas pipeline 3, and utilize template supporting mechanism 2 to carry out side slope concrete placement, consolidate the 3 side direction soil bodies of gas pipeline, thereby reach the protection job site gas pipeline, reduce economic input, solve the purpose that the gas pipeline accident appears easily in the work progress simultaneously.
Referring to fig. 1 and 2, in the embodiment of the present application, the mechanism 1 is configured as a frame structure and is fixed on the bottom surface of the trench. Make somebody a mere figurehead 1 including two pole settings 11 and horizontal keel 12, two pole settings 11 are all vertical to be fixed in on the tank bottom surface of excavating the slot, horizontal keel 12 is installed in the top of two pole settings 11 through connecting fastener horizontal locking, and the intermediate position department winding of horizontal keel 12 is connected with fixed rope 13, fixed rope 13 hangs down naturally and overlaps to be established outside gas pipeline 3, in order to realize the unsettled purpose of establishing fixed gas pipeline 3 that hangs, concrete cushion 31 is cast promptly and is moulded in gas pipeline 3 and the tank bottom surface of excavating the slot in the middle of, and the restriction is in template supporting mechanism 2.
Referring to fig. 1 and 2, the formwork support mechanism 2 includes a lateral formwork 21 erected on the bottom surface of the trench, the lateral formwork 21 is vertically disposed and symmetrically disposed on the left and right sides of the overhead mechanism 1 and the gas pipeline 3, a support frame 22 is erected in the middle of the lateral formwork 21, the upper ends of the lateral formworks 21 on the two sides are connected with a tensioning member 23, and the tensioning member 23 plays a role in tensioning the lateral formworks 21 on the two sides and enabling the lateral formworks 21 to be tightly abutted to the outer sides of the support frame 22.
In the embodiment of the present application, as shown in fig. 1 and fig. 2, a step tightening is used as the tightening member 23, the step tightening includes a hook-shaped fastening rod and a movable chuck, a hooked end of the hook-shaped fastening rod hooks an upper end of a side formwork, and an operator moves the movable chuck along a length direction of a rod body of the hook-shaped fastening rod, and realizes the clamping locking of the movable chuck and the rod body of the hook-shaped fastening rod by means of tool striking, thereby realizing the purpose of locking the lateral formwork 21 and the support frame 22.
With reference to fig. 1 and 2, the supporting frame 22 includes a frame, the frame includes two vertical rods 221, the middle of the two vertical rods 221 is horizontally connected with a plurality of horizontal beam frames 222 at equal intervals, inclined struts 223 are obliquely fixed on the horizontal beam frames 222 from the top ends of the vertical rods 221 on one side to the bottom ends of the vertical rods 221 on the other side, the horizontal projection widths of the horizontal beam frames 222 and the inclined struts 223 on the bottom surfaces of the grooves of the excavated grooves are smaller than the distance between the downhill lines of the excavated grooves, the height of the frame needs to be greater than the height of the lateral formworks 21, and the height of the fixing positions of the horizontal beam frames 222 needs to be greater than the height of the gas pipelines 3 after being erected, so as to improve the overall structural stability of erecting the gas pipelines 3.
As shown in fig. 1 and 2, a concrete cushion 31 is cast between the gas pipeline 3 and the excavated bottom surface, and the inner side surface of the lateral formwork 21 needs to abut against the side surface of the concrete cushion 31, so as to improve the overall stability of the formwork support mechanism 2.
As shown in fig. 1 and 3, after the overhead mechanism 1 and the formwork support mechanism 2 are erected, a cover plate 4 needs to be covered above the excavated groove, and the width of the cover plate 4 needs to be larger than the maximum width of the opening of the excavated groove. Two abutting pieces 41 are fixed to the bottom face of the cover plate 4, the abutting pieces 41 are of long-strip structures, after the cover plate 4 covers the excavation groove, the abutting pieces 41 abut against inner walls on two sides of an opening groove of the excavation groove respectively, the abutting positions of the abutting pieces 41 need to be the positions of the maximum opening widths of the excavation groove, and then the width distance between the two abutting pieces 41 needs to be equal to the maximum opening width of the excavation groove.
It should be noted that the top surface of the cover plate 4 is painted with a warning color ribbon formed by a warning color to play a warning role.
The implementation principle of the gas pipeline protection structure of the adjacent underground continuous wall of the embodiment of the application is as follows:
the gas pipeline 3 is monitored and observed by an excavation exposure method, the gas pipeline 3 is erected, and soil bodies below the gas pipeline 3 and lateral soil bodies are reinforced. Utilize built on stilts mechanism 1 to promote built on stilts gas pipeline 3, later carry out concrete cushion 31 and pour, consolidate the soil horizon below gas pipeline 3 to utilize template supporting mechanism 2 to carry out side slope concrete placement, consolidate the 3 side direction soil bodies of gas pipeline, thereby reach protection job site gas pipeline, reduce economic input, solve the purpose that the gas pipeline accident appears easily in the work progress simultaneously.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a gas pipeline protection architecture of next-door neighbour underground continuous wall which characterized in that: the device is characterized by comprising an overhead mechanism (1) and a template supporting mechanism (2), wherein the overhead mechanism (1) is arranged to be of a frame structure and is arranged on the bottom surface of an excavation groove, a gas pipeline (3) is erected on the overhead mechanism (1), the template supporting mechanism (2) comprises a lateral template (21) erected on the bottom surface of the excavation groove, and the lateral template (21) is arranged on the outer side of the overhead mechanism (1).
2. A gas pipeline protection structure adjacent to an underground diaphragm wall according to claim 1, wherein: the overhead mechanism (1) comprises a vertical rod (11) vertically arranged on the bottom surface of the excavation groove, a horizontal keel (12) is connected to the vertical rod (11), a fixed rope (13) is arranged on the horizontal keel (12), and a gas pipeline (3) is hung on the fixed rope (13).
3. A gas pipeline protection structure adjacent to an underground diaphragm wall according to claim 2, wherein: the upright rod (11) and the horizontal keel (12) are detachably connected with a fastener.
4. A gas pipeline protection structure adjacent to an underground diaphragm wall according to claim 1, wherein: the formwork support mechanism (2) further comprises a support frame (22) and a tensioning piece (23), the support frame (22) is clamped in the middle of the lateral formwork (21), and the tensioning piece (23) is used for tensioning the lateral formwork (21) and enabling the lateral formwork (21) to be clamped on the outer side of the support frame (22).
5. A gas pipeline protection structure in close proximity to an underground diaphragm wall as claimed in claim 4, wherein: the support frame (22) is including the frame, the height of frame is greater than the height of side direction template (21), be connected with horizontal roof beam structure (222) and bracing (223) on the frame, just the horizontal projection width of horizontal roof beam structure (222) and bracing (223) all is less than the downhill path interval of digging the slot, the fixed position height of horizontal roof beam structure (222) is greater than the height behind gas pipeline (3) the built on stilts.
6. A gas pipeline protection structure in close proximity to an underground diaphragm wall as claimed in claim 4, wherein: and the lateral formwork (21) is abutted and poured on the side surface of the concrete cushion (31) between the gas pipeline (3) and the excavation bottom surface.
7. A gas pipeline protection structure in close proximity to an underground diaphragm wall as claimed in claim 4, wherein: the tensioning piece (23) is set to step by step.
8. A gas pipeline protection structure adjacent to an underground diaphragm wall according to claim 1, wherein: a cover plate (4) is arranged above the excavation groove in a covering mode, the width of the cover plate (4) is larger than the maximum width of an opening of the excavation groove, and the cover plate (4) covers the overhead mechanism (1) and the template supporting mechanism (2).
9. A gas pipeline protection structure adjacent to an underground diaphragm wall according to claim 8, wherein: the bottom surface of the cover plate (4) is provided with abutting pieces (41), and the width distance of the abutting pieces (41) is equal to the maximum opening width of the excavated groove.
10. A gas pipeline protection structure in close proximity to an underground diaphragm wall as claimed in claim 8, wherein: the top surface of the cover plate (4) is coated with warning colors to form a warning color band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220558381.5U CN217559183U (en) | 2022-03-15 | 2022-03-15 | Gas pipeline protection structure next to underground continuous wall |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220558381.5U CN217559183U (en) | 2022-03-15 | 2022-03-15 | Gas pipeline protection structure next to underground continuous wall |
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| Publication Number | Publication Date |
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| CN217559183U true CN217559183U (en) | 2022-10-11 |
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| CN202220558381.5U Active CN217559183U (en) | 2022-03-15 | 2022-03-15 | Gas pipeline protection structure next to underground continuous wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688386A (en) * | 2022-03-15 | 2022-07-01 | 中建一局集团第一建筑有限公司 | Pipeline protection structure close to underground diaphragm wall |
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- 2022-03-15 CN CN202220558381.5U patent/CN217559183U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688386A (en) * | 2022-03-15 | 2022-07-01 | 中建一局集团第一建筑有限公司 | Pipeline protection structure close to underground diaphragm wall |
| CN114688386B (en) * | 2022-03-15 | 2024-04-09 | 中建一局集团第一建筑有限公司 | Pipeline protection structure close to underground diaphragm wall |
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