CN116220106A - Assembled buried oil and gas pipe gallery structure and installation method - Google Patents
Assembled buried oil and gas pipe gallery structure and installation method Download PDFInfo
- Publication number
- CN116220106A CN116220106A CN202310521514.0A CN202310521514A CN116220106A CN 116220106 A CN116220106 A CN 116220106A CN 202310521514 A CN202310521514 A CN 202310521514A CN 116220106 A CN116220106 A CN 116220106A
- Authority
- CN
- China
- Prior art keywords
- shell
- channel
- pipe
- pipe gallery
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Abstract
The invention discloses an assembled buried oil gas pipe gallery structure and an installing method, and relates to the field of oil gas storage and transportation infrastructure, wherein the oil gas pipe gallery structure comprises a pipe shell and an operation channel, the pipe shell is used for accommodating an oil gas pipeline, a first gap which is penetrated along the axial direction is arranged on the pipe shell, and a plurality of railings which are distributed longitudinally are arranged at the first gap; the operation channel is positioned on the outer side of the tube shell and is communicated with the first notch. The invention provides an assembled buried oil and gas pipe gallery structure and an installation method, which aim to solve the potential safety hazard problem of an operation channel of the buried oil and gas pipe gallery in the prior art, reduce the potential safety hazard, improve the protection effect on an oil and gas pipeline and the like.
Description
Technical Field
The invention relates to the field of oil and gas storage and transportation infrastructure, in particular to an assembled buried oil and gas pipe gallery structure and an installation method.
Background
Pipe gallery, i.e. the corridor of a pipe. For long oil and gas pipelines or pipelines which are inconvenient to lay on the ground, the use of pipe galleries for burying is also a common means. Unlike piping structures such as municipal blowdown drains, the cross-sectional area of the oil and gas piping lane is generally small, resulting in a relatively narrow working channel in which personnel can pass and work. In the prior art, the operation channel is arranged inside the pipe shell of the pipe gallery, the residual space around the pipe is used as the operation channel, and due to the narrow space limitation, when workers walk in the pipe, portable tools and the like are easy to contact the outer wall of the oil and gas pipe, even collide, rub and the like, so that potential safety hazards are caused.
Disclosure of Invention
The invention provides an assembled buried oil and gas pipe gallery structure and an installation method, which aim to solve the potential safety hazard problem of an operation channel of the buried oil and gas pipe gallery in the prior art, reduce the potential safety hazard, improve the protection effect on an oil and gas pipeline and the like.
The invention is realized by the following technical scheme:
the utility model provides an assembled buried oil gas pipe gallery structure, includes tube shell and operation passageway, the tube shell is used for holding oil gas pipeline, set up along the first breach of axial link up on the tube shell, first breach department sets up a plurality of vertically distributed railing; the operation channel is positioned on the outer side of the tube shell and is communicated with the first notch.
Aiming at the potential safety hazard problem of an operation channel of an underground oil and gas pipe gallery in the prior art, the invention provides an assembled underground oil and gas pipe gallery structure. It can be seen that when the pipe shell is used, the working personnel pass through and work in the working channel outside the pipe shell, no matter how narrow the working channel space of the pipe shell is, because the blocking of a plurality of handrails is provided, various tools carried by the working personnel are not easy to directly generate serious collision or severe friction and other accidents with the oil gas pipeline, so that the potential safety hazard can be obviously reduced, and the protection effect on the oil gas pipeline in the pipe gallery is improved.
In addition, the spacing between adjacent railings is not limited herein, so that the condition that the two arms of a worker can pass through the railings is met, and therefore, not only can the condition that the worker can visually observe the pipeline in the operation channel be ensured, but also the worker can operate the pipe walls by using the two arms when the worker needs to repair the pipe walls can be ensured. Of course, the railing can also be arranged in a detachable connection mode between the pipe shells, and is used for directly detaching the railing for operation when a large-size tool is needed to operate the pipeline.
Can see that this application has abandoned traditional integral type piping lane structure's design thinking, comes out the operation passageway independently to guaranteed the inside same atmosphere environment with the operation passageway of tube shell, can arrange the sensor etc. of monitoring class in the prior art in the operation passageway like this, under the prerequisite that satisfies required monitoring requirement, make electrified equipment keep away from the pipeline place region as far as possible, with this potential safety hazard in the more reduction oil gas piping lane.
Further, the device also comprises a channel shell connected to the outside of the tube shell, and the working channel is positioned in the channel shell; the top of the channel shell is detachably connected with the shell above the first notch, the bottom of the channel shell is detachably connected with the shell below the first notch, the axis of the channel shell is parallel to the axis of the shell, and the channel shell is penetrated along the axial direction.
The channel shell is coated outside the first notch, and an operation channel is formed in the area between the channel shell and the tube shell. The channel shells are axially through to interface with adjacent channel shells. The upper end and the lower end of the channel shell are respectively detachably connected with the shell shells on the upper side and the lower side of the first notch, so that the on-site installation and the disassembly operation are facilitated.
All can dismantle connected mode in this application, all can adopt any among the prior art to dismantle the connection technique realization, like common bolt and nut connection, pin joint, mortise and tenon joint etc..
Further, the channel shell comprises a side plate opposite to the first notch, a top plate connected to the top end of the side plate and a bottom plate connected to the bottom end of the side plate; the top plate is provided with a first arc-shaped mounting part matched with the outer wall of the tube shell, and the bottom plate is provided with a second arc-shaped mounting part matched with the outer wall of the tube shell; the first arc-shaped installation part and the second arc-shaped installation part are detachably connected with the pipe shell.
The concrete structure of the channel shell is limited by the scheme, wherein the side plate is opposite to the first notch, the side plate is used as the outer side wall of the channel shell, and the top plate and the bottom plate are respectively positioned at the upper side and the lower side of the side plate, so that the channel shell can effectively isolate soil after being connected with the pipe shell, and risks such as soil interference and leakage of stratum water are reduced. In this scheme, in order to guarantee the stable connection between passageway shell and the tube shell, set up first arc installation department, second arc installation department, guaranteed the abundant contact between passageway shell and the casing, be favorable to improving the stability after the assembly, reduce the gap leakage water or the risk such as soil of junction simultaneously.
Further, a positioning flat plate extending towards the direction of the operation channel is arranged at the bottom of the tube shell; the gap between the top surface of the positioning flat plate and the tube shell is matched with the bottom end of the second arc-shaped mounting part;
when the bottom end of the second arc-shaped mounting part is assembled in a gap between the top surface of the positioning flat plate and the tube shell, the bottom surface of the positioning flat plate is coplanar with the bottom surface of the bottom plate.
This application sets up the location flat board in the tube shell bottom to make the location flat board extend towards operation passageway place direction, and then make and form a clearance of constituteing by the plane between location flat board and the tube shell, simultaneously, make the bottom of second arc installation department unanimous with this clearance shape and size, in the assembly, can let the bottom of second arc installation department stable insert to this clearance in, realize the stable laminating between second arc installation department and the tube shell, and play the positioning action, guarantee that the dull and stereotyped bottom surface of location is coplanar with the bottom plate bottom surface.
In addition, traditional buried oil gas pipe gallery all is standard circular structure, and it is supplementary or digs foundation ditch in the installation needs the setting element to set up to the circular structure of matching, no matter what kind of mode has all increased the installation operation degree of difficulty. The arrangement of the positioning flat plate enables the bottom of the pipe shell to have a planar structure, so that the problem that the prior art needs auxiliary positioning or digging a circular ditch is solved, the installation difficulty is remarkably reduced, the bottom of the ditch is only leveled, the installation of the pipe shell and the channel shell can be completed, and the stability of the pipe shell and the bottom of the channel shell is fully guaranteed.
Further, an operation through hole is formed in the top of the top plate, and the top surface of the top plate is hinged with a cover plate for shielding the operation through hole; the well cover is positioned above the operation through hole and connected to the top of the operation well, the operation well is communicated up and down, and the operation well, the pipe shell and the top plate are detachably connected.
For buried oil and gas pipe gallery, according to construction design requirement, need set up the business turn over passageway of maintenance operation in appointed position. The utility model is used for setting up the position of business turn over passageway, offers the operation through-hole that can satisfy the staff and pass on the roof of this position department to set up the operation well above it, make the operation well simultaneously with the tube shell, roof can dismantle the connection, this kind of mode can fully satisfy the modularization assembly demand to buried oil gas piping lane, overcomes the complicated loaded down with trivial details maintenance passageway mode of seting up of prior art. Meanwhile, the operation well is detachably connected with the pipe shell and the top plate, so that the connection stability and the structural integrity of the operation well can be ensured. In addition, the cover plate can shelter the through hole at ordinary times, and the manual reentry passageway shell that opens after the staff gets into the operation well. The specific structure and connection mode of the well lid can adopt the prior art, and are not limited herein.
Further, a plurality of first positioning blocks and second positioning blocks are arranged at the bottom of the operation well; the bottom surface of the first positioning block is a cambered surface matched with the outer wall of the pipe shell, and when the bottom surface of the first positioning block is attached to the outer wall of the pipe shell, the bottom surface of the second positioning block is abutted to the top plate;
the device also comprises a first bolt connected to the first positioning block and extending downwards, and a second bolt connected to the second positioning block and extending downwards; the shell is provided with a first through hole for the first bolt to pass through, the top plate is provided with a second through hole for the second bolt to pass through, the shell is internally connected with a mounting plate, and the mounting plate is provided with a third through hole opposite to the first through hole.
According to the scheme, the matching between the operation well and the pipe shell is realized through the first positioning block, so that the full contact of the operation well and the pipe shell is ensured, and the stable and reliable structure is ensured; similarly, the matching between the operation well and the channel shell is realized through the second positioning block, so that the full contact of the operation well and the channel shell is ensured to ensure the stable and reliable structure; moreover, the direction after the operation well is assembled is vertical through the arrangement of the scheme, and the structure of the operation well is prevented from being inclined.
The scheme also realizes the positioning of the first positioning block by isomorphism of the first through hole and the third through hole, and the first bolt passes through the first through hole and the third through hole from top to bottom during assembly, so that the positioning of the first positioning block can be easily completed; similarly, the second bolt passes through the second through hole during assembly, so that the second positioning block can be easily positioned. Therefore, the scheme can greatly simplify the installation difficulty of the operation well.
After the positioning is finished, the nuts are screwed in from the lower parts of the two bolts to be locked. The mounting plate is specially arranged for locking the corresponding nuts connected to the first bolts, and a plane capable of being sufficiently locked is provided for the nuts through the mounting plate so as to sufficiently ensure the assembly stability between the operation well and the pipe shells.
Further, two ends of the tube shell in the axial direction are detachably connected with a butt joint cover, and a second gap matched with the first gap is formed in the butt joint cover; the device also comprises a square frame fixed in the butt joint cover, wherein inclined strut blocks are arranged on two sides of the inner bottom end of the square frame; the positioning rod is longitudinally and slidably connected in the square frame, a third bolt is rotationally connected with the positioning rod, and a nut is matched on the third bolt, the bottom surface of the positioning rod is a cambered surface with a concave surface facing downwards, and the third bolt movably passes through the top of the square frame; the two ends of the railing are detachably connected to the square frames in the butt joint covers at the two ends respectively; the axial length of the channel shell is equal to the axial distance between the butt joint covers at the two ends.
In this scheme, the one end of butt joint lid can be dismantled with the tube shell and be connected, and the other end is used for carrying out the butt joint with the butt joint lid of adjacent tube shell to guarantee the continuity of piping lane. The abutting joint mode between the adjacent abutting joint covers can be achieved by any existing abutting joint technology, such as pin joint, clamping joint and the like, and the abutting joint mode is not limited herein. After the butt joint cover is connected with the pipe shell, the second notch on the butt joint cover is synchronously corresponding to the first notch on the pipe shell, so that continuity of the notch is guaranteed, and further continuity of sight is guaranteed when a worker passes through the operation channel.
The square frame is fixed in the butt joint cover, and the diagonal bracing of both sides is located the both sides of the inside bottom of square frame, and then supports oil gas pipeline in order to guarantee its transversely centering in the square frame from both sides. In the scheme, the pipeline is erected in a square frame in the butt joint covers at the two ends so as to ensure that the pipeline is in a suspended state; the diagonal braces at two sides are supported at the bottom of the pipeline, so that stable support of pipelines with any size can be met; and then driving the third bolt to lift up and down and driving the positioning rod to lift up and down until the cambered surface at the top of the positioning rod contacts with the top of the pipeline, and then locking the upper end and the lower end of the pipeline through nuts. The axial length of the channel shell is equal to the axial distance between the butt joint covers at the two ends, namely, the axial length of the channel shell is equal to the axial length of the shell and the length of the butt joint covers at the two ends, so that the continuity of the operation channel is ensured, and the stable and continuous walking and operation space of workers is ensured.
This scheme has guaranteed the location to not unidimensional pipeline through the setting of butt joint lid with square frame isotructure, has improved the commonality of oil gas piping lane, the extension and the butt joint of the piping lane of being convenient for simultaneously. In addition, the setting of square frame can provide the installation station for each railing, is convenient for install and dismantle the railing fast.
An installation method of a buried oil and gas pipe gallery structure for installing the buried oil and gas pipe gallery structure in the present application, comprising:
digging a pipe gallery ditch along the design direction, and leveling the bottom of the pipe gallery ditch;
a pipe shell is arranged in the pipe gallery ditch, the first notch faces the side direction, and the two axial ends of the pipe shell are connected with the butt joint covers;
installing a pipeline, and installing a railing at the first notch;
installing a channel shell outside the first notch to form an operation channel;
installing the next tube shell and the pipeline, connecting the adjacent tube shells and butting the adjacent pipelines;
and (5) earthing and backfilling.
According to the method, the oil gas pipe gallery is modularized, the rapid installation on site can be realized by adopting an assembly type installation method, and for large-diameter pipelines such as long oil gas transmission pipelines, the difficulties of transportation, lifting and the like existing due to remote sites are reduced.
Furthermore, before earth covering backfilling, an operation well is installed at a designated position on the channel shell based on construction design, so that the operation well is simultaneously connected to the channel shell and the pipe shell, an operation through hole for enabling the operation well to be communicated with the operation channel is formed, and a cover plate is installed for the operation through hole.
The height of the operation well is adaptively designed according to the burial depth of the pipe gallery. In addition, if the operation well is only connected with the channel shell or the tube shell, the defect of insufficient structural integrity exists, so the operation well needs to be connected with the channel shell and the tube shell at the same time.
Furthermore, before earth covering backfilling, a space occupying workpiece is put into the operation well, so that the space occupying workpiece seals gaps between the bottom of the operation well and the channel shell and/or the pipe shell.
In the process of earthing backfill, backfill soil easily enters the channel shell from the gap between the bottom of the operation well and the channel shell and/or the tube shell, so that the inside of the operation channel is affected, and even the operation through hole is easily plugged when serious, the problem that the cover plate is blocked and difficult to open is solved. In order to overcome the problem, the scheme adopts the occupying work piece which is consistent with the internal shape of the working well, and the occupying work piece is filled into the working well before the earth is covered and backfilled, so that the interference caused by the backfill entering the working channel in the process of filling and compacting the backfill is avoided.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the assembled buried oil and gas pipeline corridor structure and the mounting method, workers can pass through and operate in the operation channel outside the pipe shell, no matter how narrow the operation channel is, various tools carried by the workers are not easy to directly generate serious collision or severe friction and other accidents with the oil and gas pipeline due to the blocking of the railing, so that potential safety hazards can be obviously reduced, and the protection effect on the oil and gas pipeline in the pipeline corridor is improved.
2. According to the assembled buried oil and gas pipe gallery structure and the mounting method, the design thought of the traditional integrated pipe gallery structure is abandoned, the operation channel is independent, the same atmosphere environment inside the pipe shell and the operation channel is ensured, so that sensors for monitoring and the like in the prior art can be placed in the operation channel, and charged equipment is kept away from the area where the pipeline is located as far as possible on the premise of meeting the required monitoring requirements, so that potential safety hazards in the oil and gas pipe gallery are further reduced.
3. According to the assembled buried oil and gas pipe gallery structure and the installation method, the operation channel is formed through the special channel shell, so that the full contact between the channel shell and the shell is ensured, the stability after assembly is improved, and the risks of water leakage or soil and the like of a gap at the joint are reduced.
4. According to the assembled buried oil and gas pipe gallery structure and the mounting method, the positioning flat plate is arranged, so that the bottom of the pipe shell is of a planar structure, the problem that a circular ditch needs to be positioned in an auxiliary mode or dug in the prior art is solved, the mounting difficulty is remarkably reduced, the pipe shell and the channel shell can be mounted only by leveling the bottom of the ditch, and the stability of the pipe shell and the bottom of the channel shell is fully guaranteed.
5. The assembled buried oil and gas pipe gallery structure and the mounting method can fully meet the modularized assembly requirement of the buried oil and gas pipe gallery and overcome the complex and complicated maintenance channel opening mode in the prior art.
6. According to the assembled buried oil and gas pipe gallery structure and the mounting method, the positioning of pipelines with different sizes is guaranteed, the universality of the oil and gas pipe gallery is improved, the pipe gallery is convenient to extend and butt joint, and the rail is convenient to mount and dismount rapidly.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention. In the drawings:
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
FIG. 2 is a schematic view of a tube shell according to an embodiment of the present invention;
FIG. 3 is a schematic view of a structure of a channel shell according to an embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1 at A;
FIG. 5 is a schematic view of a construction of a working well according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a space-occupying workpiece according to an embodiment of the invention.
In the drawings, the reference numerals and corresponding part names:
1-tube shell, 2-working channel, 3-railing, 4-side plate, 5-top plate, 6-bottom plate, 7-first arc installation part, 8-second arc installation part, 9-positioning plate, 10-working through hole, 11-cover plate, 12-working well, 13-well lid, 14-first positioning block, 15-second positioning block, 16-first bolt, 17-second bolt, 18-first through hole, 19-second through hole, 20-mounting plate, 21-butt joint cover, 22-square frame, 23-diagonal brace block, 24-positioning rod, 25-third bolt, 26-nut, 27-hand and foot bracket, 28-C type piece, 29-sliding baffle, 30-telescopic rod, 31-push rod.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present invention and the descriptions thereof are for illustrating the present invention only and are not to be construed as limiting the present invention. In the description of the present application, it should be understood that the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the scope of protection of the present application.
Example 1
The assembled buried oil and gas pipe gallery structure shown in fig. 1 and 2 comprises a pipe shell 1 and an operation channel 2, wherein the pipe shell 1 is used for accommodating an oil and gas pipe, a first gap which is penetrated along the axial direction is arranged on the pipe shell 1, and a plurality of railings 3 which are distributed longitudinally are arranged at the first gap; the working channel 2 is located outside the tube shell 1, and the working channel 2 is communicated with the first notch.
The envelope 1 in this embodiment has a C-shaped structure.
In this embodiment, the distance between two vertically adjacent rails 3 is 10-20 cm.
Example 2
The assembled buried oil and gas pipe gallery structure further comprises a channel shell connected to the outside of the pipe shell 1, wherein the working channel 2 is positioned in the channel shell; the top of the channel shell is detachably connected with the tube shell 1 above the first notch, the bottom of the channel shell is detachably connected with the tube shell 1 below the first notch, the axis of the channel shell is parallel to the axis of the tube shell 1, and the channel shell is penetrated along the axial direction.
The channel shell comprises a side plate 4 opposite to the first notch, a top plate 5 connected to the top end of the side plate 4 and a bottom plate 6 connected to the bottom end of the side plate 4; the top plate 5 is provided with a first arc-shaped mounting part 7 matched with the outer wall of the tube shell 1, and the bottom plate 6 is provided with a second arc-shaped mounting part 8 matched with the outer wall of the tube shell 1; the first arc-shaped mounting part 7 and the second arc-shaped mounting part 8 are detachably connected with the pipe shell 1.
The bottom of the tube shell 1 is provided with a positioning flat plate 9 extending towards the direction of the working channel 2; the gap between the top surface of the positioning flat plate 9 and the tube shell 1 is matched with the bottom end of the second arc-shaped mounting part 8;
when the bottom end of the second arc-shaped mounting part 8 is fitted in the gap between the top surface of the positioning plate 9 and the envelope 1, the bottom surface of the positioning plate 9 is coplanar with the bottom surface of the bottom plate 6.
In addition, sealing structures such as sealing strips and the like can be arranged at the joint of the channel shell and the shell 1 so as to reduce the risk of water seepage.
Example 3
On the basis of the embodiment 2, as shown in fig. 1 and 4, an operation through hole 10 is formed in the top of the top plate 5, and a cover plate 11 for shielding the operation through hole 10 is hinged to the top surface of the top plate 5; the well cover is characterized by further comprising a working well 12 positioned above the working through hole 10 and a well cover 13 connected to the top of the working well 12, wherein the working well 12 is penetrated up and down, and the working well 12 is detachably connected with the pipe shell 1 and the top plate 5.
Referring to fig. 1 to 5, a plurality of first positioning blocks 14 and second positioning blocks 15 are disposed at the bottom of the working well 12; the bottom surface of the first positioning block 14 is a cambered surface matched with the outer wall of the tube shell 1, and when the bottom surface of the first positioning block 14 is attached to the outer wall of the tube shell 1, the bottom surface of the second positioning block 15 is abutted against the top plate 5;
further comprises a first bolt 16 connected to the first positioning block 14 and extending downwards, and a second bolt 17 connected to the second positioning block 15 and extending downwards; the shell 1 is provided with a first through hole 18 for the first bolt 16 to pass through, the top plate 5 is provided with a second through hole 19 for the second bolt 17 to pass through, the shell 1 is internally connected with a mounting plate 20, and the mounting plate 20 is provided with a third through hole opposite to the first through hole 18.
In this embodiment, two axial ends of the tube shell 1 are detachably connected with a butt joint cover 21, and a second gap matched with the first gap is formed on the butt joint cover 21; the device further comprises a square frame 22 fixed in the butt joint cover 21, wherein inclined support blocks 23 are arranged on two sides of the inner bottom end of the square frame 22; the positioning rod 24 is longitudinally and slidably connected in the square frame 22, a third bolt 25 is rotatably connected with the positioning rod 24, a nut 26 is matched on the third bolt 25, the bottom surface of the positioning rod 24 is a cambered surface with a concave surface facing downwards, and the third bolt 25 movably passes through the top of the square frame 22; the two ends of the railing 3 are respectively detachably connected to a square frame 22 in the butt joint cover 21 at the two ends; the axial length of the channel shell is equal to the axial distance between the two end butt joint covers 21.
Preferably, the third bolt 25 is in a rotary fit with the positioning rod 24 through a bearing.
In a more preferred embodiment, the work through hole 10 is opened at a side of the top plate 5 remote from the first arc-shaped mounting portion 7 to avoid the first arc-shaped mounting portion 7 from obstructing the entry of a worker into the work passage.
Example 4
A method for installing a buried oil and gas pipe gallery structure as set forth in any one of the above embodiments, comprising:
digging a pipe gallery ditch along the design direction, and leveling the bottom of the pipe gallery ditch;
a pipe shell 1 is arranged in the pipe gallery ditch, a first notch faces the side direction, and the two axial ends of the pipe shell 1 are connected with a butt joint cover 21;
installing a pipeline, and installing a railing 3 at the first notch;
installing a channel shell outside the first notch to form an operation channel 2;
the next tube shell 1 and the pipeline are installed, and the adjacent tube shell 1 is connected and the adjacent pipeline is butted;
and (5) earthing and backfilling.
Preferably, after the butt joint cover 21 is connected, a square frame 22 with diagonal support blocks 23 is fixed in the butt joint cover 21; after the pipe is to be installed, the third bolt 25 is lowered onto the pipe, and nuts 26 at the upper end and the lower end are then screwed; the balustrade 3 is then installed between the boxes 22 in the butt-joint covers 21 at both ends. Thus, if necessary in the operation process, the railing can be disassembled in sections and areas.
Preferably, before the earth is backfilled, the working well 12 is installed at a designated position on the channel shell based on the construction design, the working well 12 is connected to the channel shell and the pipe shell 1 at the same time, a working through hole 10 for communicating the working well 12 with the working channel 2 is formed, and a cover plate 11 is installed for the working through hole 10.
Preferably, the method of installing the work well 12 includes: the first bolt 16 passes through the first through hole 18 and the third through hole, the second bolt 17 passes through the second through hole 19, the cambered surface of the bottom surface of the first positioning block 14 is attached to the outer wall of the tube shell 1, the bottom surface of the second positioning block 15 is attached to the top surface of the top plate 5, and corresponding nuts are locked.
In a further embodiment, hand and foot supports 27 for staff climbing may also be provided on both the channel housing and the side walls of the work well 12. More preferably, the hand and foot support 27 in the channel housing is located on the side plate 4, and the hand and foot support 27 in the well 12 is located on the side of the well adjacent the cartridge.
Preferably, prior to earth backfilling, a placeholder is placed into the work well 12 such that the placeholder seals the gap between the bottom of the work well 12 and the channel shell and/or the pipe shell 1.
In a more preferred embodiment, the occupying work piece comprises a C-shaped piece 28 in a flat state, a sliding baffle 29 which is in sliding fit with the inside of the C-shaped piece 28 along the transverse direction, a telescopic rod 30 which is connected above the sliding baffle 29, and a push rod 31 which is positioned at the top of the telescopic rod 30 as shown in fig. 6. The occupying workpiece in this state can overcome the defect that the occupying workpiece cannot be smoothly lowered to the bottom of the channel shell due to the arrangement of the hand and foot brackets 27.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the invention, and is not meant to limit the scope of the invention, but to limit the invention to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the invention are intended to be included within the scope of the invention.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. In addition, the term "coupled" as used herein may be directly coupled or indirectly coupled via other components, unless otherwise indicated.
Claims (10)
1. The utility model provides an assembled buried oil gas pipe gallery structure, includes tube shell (1) and operation passageway (2), tube shell (1) is used for holding oil gas pipeline, its characterized in that, set up the first breach that link up along the axial on tube shell (1), first breach department sets up a plurality of vertically distributed railing (3); the working channel (2) is positioned at the outer side of the pipe shell (1), and the working channel (2) is communicated with the first notch.
2. A prefabricated buried oil and gas pipe gallery structure according to claim 1, further comprising a passage housing connected to the outside of the pipe housing (1), the working passage (2) being located within the passage housing; the top of the channel shell is detachably connected with the tube shell (1) above the first notch, the bottom of the channel shell is detachably connected with the tube shell (1) below the first notch, the axis of the channel shell is parallel to the axis of the tube shell (1), and the channel shell is communicated in the axial direction.
3. The assembled buried oil and gas pipe gallery structure according to claim 2, wherein the channel shell comprises a side plate (4) facing the first notch, a top plate (5) connected to the top end of the side plate (4), and a bottom plate (6) connected to the bottom end of the side plate (4); a first arc-shaped mounting part (7) matched with the outer wall of the pipe shell (1) is arranged on the top plate (5), and a second arc-shaped mounting part (8) matched with the outer wall of the pipe shell (1) is arranged on the bottom plate (6); the first arc-shaped installation part (7) and the second arc-shaped installation part (8) are detachably connected with the pipe shell (1).
4. A fabricated buried oil and gas pipe gallery structure according to claim 3, characterized in that a positioning plate (9) extending toward the direction in which the working channel (2) is located is provided at the bottom of the pipe case (1); the gap between the top surface of the positioning flat plate (9) and the tube shell (1) is matched with the bottom end of the second arc-shaped mounting part (8);
when the bottom end of the second arc-shaped mounting part (8) is assembled in a gap between the top surface of the positioning flat plate (9) and the tube shell (1), the bottom surface of the positioning flat plate (9) is coplanar with the bottom surface of the bottom plate (6).
5. A fabricated buried oil and gas pipe gallery structure according to claim 3, characterized in that a working through hole (10) is formed in the top of the top plate (5), and a cover plate (11) for shielding the working through hole (10) is hinged to the top surface of the top plate (5); the well cover is characterized by further comprising a working well (12) arranged above the working through hole (10) and a well cover (13) connected to the top of the working well (12), wherein the working well (12) is communicated up and down, and the working well (12) is detachably connected with the pipe shell (1) and the top plate (5).
6. The assembled buried oil and gas pipe gallery structure according to claim 5, characterized in that a plurality of first positioning blocks (14) and second positioning blocks (15) are arranged at the bottom of the working well (12); the bottom surface of the first positioning block (14) is a cambered surface matched with the outer wall of the tube shell (1), and when the bottom surface of the first positioning block (14) is attached to the outer wall of the tube shell (1), the bottom surface of the second positioning block (15) is abutted to the top plate (5);
the device also comprises a first bolt (16) which is connected to the first positioning block (14) and extends downwards, and a second bolt (17) which is connected to the second positioning block (15) and extends downwards; the novel pipe shell is characterized in that a first through hole (18) for allowing a first bolt (16) to pass through is formed in the pipe shell (1), a second through hole (19) for allowing a second bolt (17) to pass through is formed in the top plate (5), a mounting plate (20) is connected to the inside of the pipe shell (1), and a third through hole opposite to the first through hole (18) is formed in the mounting plate (20).
7. The assembled buried oil and gas pipe gallery structure according to claim 2, characterized in that two axial ends of the pipe shell (1) are detachably connected with a butt joint cover (21), and a second notch matched with the first notch is formed in the butt joint cover (21); the device further comprises a square frame (22) fixed in the butt joint cover (21), wherein inclined support blocks (23) are arranged on two sides of the inner bottom end of the square frame (22); the positioning device further comprises a positioning rod (24) longitudinally and slidably connected in the square frame (22), a third bolt (25) rotatably connected with the positioning rod (24) and a nut (26) matched with the third bolt (25), wherein the bottom surface of the positioning rod (24) is a cambered surface with a concave surface facing downwards, and the third bolt (25) movably penetrates through the top of the square frame (22); two ends of the railing (3) are detachably connected to a square frame (22) in the butt joint cover (21) at the two ends respectively; the axial length of the channel shell is equal to the axial distance between the two end butt joint covers (21).
8. A method of installing a buried oil and gas pipe gallery structure according to any one of claims 1 to 7, comprising:
digging a pipe gallery ditch along the design direction, and leveling the bottom of the pipe gallery ditch;
a pipe shell (1) is arranged in the pipe gallery ditch, the first notch faces the side direction, and the two axial ends of the pipe shell (1) are connected with butt joint covers (21);
installing a pipeline, and installing a railing (3) at the first notch;
a channel shell is arranged outside the first notch to form an operation channel (2);
the next tube shell (1) and the pipeline are installed, and the adjacent tube shells (1) are connected and the adjacent pipelines are butted;
and (5) earthing and backfilling.
9. The method for installing the buried oil and gas pipe gallery structure according to claim 8, characterized in that before the earth is backfilled, an operation well (12) is installed at a designated position on a passage housing based on construction design, the operation well (12) is connected to the passage housing and a pipe housing (1) at the same time, an operation through hole (10) for communicating the operation well (12) with the operation passage (2) is opened, and a cover plate (11) is installed for the operation through hole (10).
10. The method for installing the buried oil and gas pipe gallery structure according to claim 9, characterized in that before the earth is backfilled, a space occupying work piece is put into the working well (12) so that the space occupying work piece seals gaps between the bottom of the working well (12) and the channel shell and/or the pipe shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310521514.0A CN116220106B (en) | 2023-05-10 | 2023-05-10 | Assembled buried oil and gas pipe gallery structure and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310521514.0A CN116220106B (en) | 2023-05-10 | 2023-05-10 | Assembled buried oil and gas pipe gallery structure and installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116220106A true CN116220106A (en) | 2023-06-06 |
| CN116220106B CN116220106B (en) | 2023-07-07 |
Family
ID=86571684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310521514.0A Active CN116220106B (en) | 2023-05-10 | 2023-05-10 | Assembled buried oil and gas pipe gallery structure and installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116220106B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1170094A (en) * | 1965-11-18 | 1969-11-12 | Gilbert Alix | Underground Gallery Made From Prefabricated Elements to Accommodate Vital Services such as Pipelines, Sewers, Cables and the like |
| JPH084032A (en) * | 1994-06-09 | 1996-01-09 | Takenaka Doboku Co Ltd | Structure method of multi-circular pit |
| CN107012887A (en) * | 2017-04-18 | 2017-08-04 | 中交武汉港湾工程设计研究院有限公司 | Arc top pipe gallery precast block pin-connected panel node |
| CN207646755U (en) * | 2017-09-13 | 2018-07-24 | 镇江建科工程管理有限公司 | Three-dimensional pipe gallery |
| CN208546614U (en) * | 2018-06-27 | 2019-02-26 | 中国石油天然气集团公司 | A kind of shockproof petroleum Pipe rack convenient for assembly |
| CN208545772U (en) * | 2018-06-27 | 2019-02-26 | 中国石油天然气集团公司 | A kind of assembled petroleum Pipe rack |
| CN208748695U (en) * | 2018-08-17 | 2019-04-16 | 金陵科技学院 | Assembled underground pipe gallery |
| CN212715248U (en) * | 2020-06-24 | 2021-03-16 | 芜湖新兴铸管有限责任公司 | Assembled inspection shaft |
| CN214169143U (en) * | 2020-10-14 | 2021-09-10 | 山东欣凯科技发展有限公司 | Adjustable oil pipe gallery structure for oil exploration and exploitation |
| CN114908802A (en) * | 2022-05-23 | 2022-08-16 | 扬州工业职业技术学院 | Assembled concrete double-circular underground comprehensive pipe gallery structure and prefabricating process thereof |
| CN218175913U (en) * | 2022-09-09 | 2022-12-30 | 安徽两仪园林景观建设工程有限公司 | Prefabricated inspection shaft of assembled |
-
2023
- 2023-05-10 CN CN202310521514.0A patent/CN116220106B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1170094A (en) * | 1965-11-18 | 1969-11-12 | Gilbert Alix | Underground Gallery Made From Prefabricated Elements to Accommodate Vital Services such as Pipelines, Sewers, Cables and the like |
| JPH084032A (en) * | 1994-06-09 | 1996-01-09 | Takenaka Doboku Co Ltd | Structure method of multi-circular pit |
| CN107012887A (en) * | 2017-04-18 | 2017-08-04 | 中交武汉港湾工程设计研究院有限公司 | Arc top pipe gallery precast block pin-connected panel node |
| CN207646755U (en) * | 2017-09-13 | 2018-07-24 | 镇江建科工程管理有限公司 | Three-dimensional pipe gallery |
| CN208546614U (en) * | 2018-06-27 | 2019-02-26 | 中国石油天然气集团公司 | A kind of shockproof petroleum Pipe rack convenient for assembly |
| CN208545772U (en) * | 2018-06-27 | 2019-02-26 | 中国石油天然气集团公司 | A kind of assembled petroleum Pipe rack |
| CN208748695U (en) * | 2018-08-17 | 2019-04-16 | 金陵科技学院 | Assembled underground pipe gallery |
| CN212715248U (en) * | 2020-06-24 | 2021-03-16 | 芜湖新兴铸管有限责任公司 | Assembled inspection shaft |
| CN214169143U (en) * | 2020-10-14 | 2021-09-10 | 山东欣凯科技发展有限公司 | Adjustable oil pipe gallery structure for oil exploration and exploitation |
| CN114908802A (en) * | 2022-05-23 | 2022-08-16 | 扬州工业职业技术学院 | Assembled concrete double-circular underground comprehensive pipe gallery structure and prefabricating process thereof |
| CN218175913U (en) * | 2022-09-09 | 2022-12-30 | 安徽两仪园林景观建设工程有限公司 | Prefabricated inspection shaft of assembled |
Non-Patent Citations (1)
| Title |
|---|
| 闵传杰;刘献伟;王能林;李鹏;金强强;: "隧道分片式预制综合管廊设计与拼装技术", 特种结构, no. 05, pages 93 - 97 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116220106B (en) | 2023-07-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112013165B (en) | Municipal pipeline construction structure and method thereof | |
| CN104074267A (en) | Dismountable skid-mounted steel structure camping house | |
| CN108547645B (en) | Assembled tunnel supporting device and method capable of realizing prestress | |
| EP3194663B1 (en) | Trench wall support | |
| CN106089218A (en) | Precast assembly underground gallery bimodulus development machine | |
| CN111750172A (en) | Pipe jacking construction process | |
| CN116220106B (en) | Assembled buried oil and gas pipe gallery structure and installation method | |
| CN211080299U (en) | Prefabricated formula utility tunnel of antiseep | |
| KR101182820B1 (en) | Self-sustaining earth retaining panel for pipe conduit construction | |
| CN104234447A (en) | Tool-type suspension staircase for deep foundation pit | |
| CN112195930A (en) | Sludge silty clay layer long slope supporting structure and construction method thereof | |
| CN217977721U (en) | Flexible supporting structure for jacking of open caisson jacking pipe | |
| CN112502188B (en) | Power communication comprehensive pipe rack in easy-to-slide area and construction method thereof | |
| CN115681613A (en) | Pipe jacking construction method for silt silty clay layer construction | |
| CN211258627U (en) | Assembling system for prefabricated assembled jacking pipes | |
| CN208441834U (en) | A kind of rectangular top pipe reception sleeve arrangement | |
| CN105909006A (en) | Prefabricated splicing-combined transformer substation | |
| CN209742483U (en) | foundation ditch engineering safety device | |
| CN205876324U (en) | Prefabricated underground gallery bimodulus entry driving machine of assembling | |
| CN217630001U (en) | Foundation pit slope protection structure | |
| CN216405473U (en) | Internal support bracket for top pipe section of underground comprehensive pipe gallery | |
| CN110318420A (en) | A kind of prefabricated assembled underground pipe gallery | |
| CN213742696U (en) | Foundation ditch safety device for highway engineering | |
| CN214272959U (en) | Civil engineering construction support | |
| CN219176324U (en) | Push pipe receiving well for building |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |