CN114440005A - Immersed tube mounting structure and method for municipal river construction - Google Patents
Immersed tube mounting structure and method for municipal river construction Download PDFInfo
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- CN114440005A CN114440005A CN202210074824.8A CN202210074824A CN114440005A CN 114440005 A CN114440005 A CN 114440005A CN 202210074824 A CN202210074824 A CN 202210074824A CN 114440005 A CN114440005 A CN 114440005A
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000005520 cutting process Methods 0.000 claims abstract description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/16—Laying or reclaiming pipes on or under water on the bottom
- F16L1/161—Laying or reclaiming pipes on or under water on the bottom the pipe being composed of sections of short length
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/20—Accessories therefor, e.g. floats, weights
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The application relates to an immersed tube mounting structure and an immersed tube mounting method for municipal river construction, relates to the technical field of municipal engineering, and aims to solve the problem that two immersed tubes are connected through a flange structure firstly and then welded and spliced more fussy, the immersed tube mounting structure comprises a plurality of tube bodies, connecting rings are arranged on the outer side walls of two ends of each tube body, and stepped grooves are formed in one sides, far away from the tube bodies, of the connecting rings; the same connecting piece is inserted into two adjacent stepped grooves and comprises a plurality of arc-shaped plates which are directly connected; the annular has been seted up to the ladder inslot lateral wall, the arc inside wall is provided with the cutting, the cutting inserts in the annular. This application has the effect that improves the rapidity of the sunken pipe installation in river course.
Description
Technical Field
The application relates to the technical field of municipal engineering, in particular to an immersed tube mounting structure and an immersed tube mounting method for municipal river channel construction.
Background
The river sinking pipe is a building tunnel built at the bottom of the river and can be used for transmitting articles or carrying out municipal operation of river bottom dredging.
In the immersed tube mounting structure and the immersed tube mounting method in the related technology, a foundation trench is firstly opened at the bottom of a river, coarse sand is laid in the foundation trench, and a layer of gravel is laid on the coarse sand; splicing the immersed tubes on the river surface, fixedly connecting the two immersed tubes through a flange structure and a bolt, and welding a joint of the two immersed tubes; and sinking the spliced immersed tube into the base tank.
To the correlation technique among the above-mentioned, the inventor thinks that earlier through flange structure connection between two immersed tubes, it is comparatively loaded down with trivial details to carry out welded concatenation process again, leads to the construction work volume of river course immersed tube installation great.
Disclosure of Invention
In order to improve the rapidity of river channel immersed tube installation, the application provides an immersed tube installation structure and an immersed tube installation method for municipal river channel construction.
The application provides a immersed tube mounting structure and a mounting method for municipal river construction, which adopts the following technical scheme:
a immersed tube mounting structure for municipal river construction comprises a plurality of tube bodies, wherein connecting rings are arranged on the outer side walls of two ends of each tube body, and stepped grooves are formed in one sides, far away from the tube bodies, of the connecting rings; the same connecting piece is inserted into two adjacent stepped grooves, the connecting piece comprises a plurality of arc-shaped plates, and the adjacent arc-shaped plates are directly connected; the annular has been seted up to the ladder inslot lateral wall, the arc inside wall is provided with two cuttings, two the cuttings insert respectively in the annular.
By adopting the technical scheme, the two pipe bodies are moved outside the river channel along the length direction of the pipe bodies, so that the side walls of the two connecting rings are attached to each other; then moving a plurality of arc-shaped plates to be inserted into the two stepped grooves, simultaneously driving the two cutting strips to be respectively inserted into the corresponding annular grooves by the arc-shaped plates, and then connecting the two adjacent arc-shaped plates; the arc can carry on spacingly to the relative position of two cuttings, and the cutting carries on spacingly to the annular inside wall of two adjacent bodys to carry on spacingly to the relative position of two bodys, thereby improved the agility of the heavy tub of installation of river course.
Preferably, a connecting shell is arranged on one side, away from the inserting strips, of the arc-shaped plate, and the connecting shell is buckled on two adjacent connecting rings simultaneously.
Through adopting above-mentioned technical scheme, when the arc inserted the ladder groove, the connection shell was detained simultaneously and is established two buckles and establish on two adjacent go-between, and the connection shell inside wall pastes with the connection ring lateral wall, can seal between two go-between.
Preferably, connecting columns are arranged at two ends of each arc-shaped plate, each connecting column is in a semi-cylindrical shape, and the connecting columns of two adjacent arc-shaped plates are attached to form a cylinder; and the connecting columns of the two adjacent arc-shaped plates are in threaded connection with threaded sleeves.
By adopting the technical scheme, after the end walls of the two arc-shaped plates are attached to each other, the side walls of the two connecting columns are attached to each other; the movable threaded sleeves are sleeved on the two adjacent connecting columns, and the two arc-shaped plates can be connected by screwing the threaded sleeves to the side walls of the two connecting columns in a threaded manner. The inner side wall of the threaded sleeve can limit the relative positions of the two connecting columns, so that the positions of the two adjacent arc-shaped plates are limited, and the connection rapidity of the arc-shaped plates is improved due to the matching of the connecting columns and the threaded sleeve.
Preferably, the two ends of each arc-shaped plate are provided with accommodating grooves for inserting the connecting columns, and the threaded sleeves are inserted into the corresponding two accommodating grooves when being connected with the connecting columns of the two adjacent arc-shaped plates.
Generally, the connecting column is positioned on the side wall of the connecting ring, and after two adjacent connecting rings are connected, the connecting column and the threaded sleeve protrude from the side wall of the connecting ring, so that subsequent installation of the pipe body is inconvenient; through adopting above-mentioned technical scheme, the setting of holding the groove, when making threaded sleeve and spliced pole threaded connection, spliced pole and threaded sleeve are less than the connecting ring lateral wall, have reduced the influence to follow-up body installation.
Preferably, a gap exists between the threaded sleeve and the inner side wall of the accommodating groove, and a reinforcing ring is sleeved on the outer side wall of the threaded sleeve; the reinforcing ring is inserted into the corresponding two containing grooves, and the outer side wall of the reinforcing ring is attached to the inner side wall of the containing groove.
By adopting the technical scheme, the reinforcing ring is sleeved on the threaded sleeve after the threaded sleeve is sleeved on the two connecting columns; the reinforcing ring can support the threaded sleeve, and when the tendency that two pipes are separated from each other is reduced, the connecting column is driven to apply tension to the threaded sleeve, so that the wall of the threaded sleeve is damaged.
Preferably, when the threaded sleeve is inserted into the two accommodating grooves, the top wall of the threaded sleeve is lower than the outer side wall of the arc-shaped plate; one end of the threaded sleeve is provided with a sealing cover, and the sealing cover is arranged above the two adjacent arc-shaped plates; and one side of the closing cover, which is close to the arc-shaped plate, is provided with a closing plug, and the closing plugs are inserted into the two adjacent accommodating grooves and are propped against the inner side walls of the accommodating grooves.
Through adopting above-mentioned technical scheme, remove the closing cap and move the closing plug and insert and hold the inslot at two adjacent, the closing plug offsets with putting holding the inslot lateral wall simultaneously, can hold the groove to the opposition and seal, reduces river and stretches into between thread bush and the spliced pole, leads to the junction of thread bush and spliced pole to take place to rust and leads to the condition that thread bush and spliced pole adhesion are in the same place.
Preferably, the inner side wall of the connecting shell and the inner side wall of the ring groove are both provided with sealing gaskets.
By adopting the technical scheme, the sealing gaskets are correspondingly abutted against the side walls of the inserting strips and the side walls of the connecting rings respectively, so that the sealing performance between the two pipe bodies can be further improved.
Preferably, a support for supporting the pipe body is arranged below the pipe body, and the support is fixed at the bottom of the river channel; the bracket is provided with a frame plate, and the frame plate is in an arc shape matched with the outer side wall of the pipe body; offer on the frame plate and supply the go-between male groove of stepping down, the connection shell inserts simultaneously in the groove of stepping down.
By adopting the technical scheme, after the pipe body is connected, the movable pipe body sinks to the water, the pipe body drives the connecting ring to be inserted into the abdicating groove, the connecting ring drives the connecting shell to be inserted into the abdicating groove, and the outer side wall of the pipe body is attached to the inner side wall of the frame plate; the setting of the groove of stepping down can improve the installation stability of the pipe body on the support.
A method for installing immersed tubes for municipal river construction comprises the following steps: excavating a foundation trench on the bottom wall of the river channel, and sequentially fixing a plurality of supports in the foundation trench at equal intervals along the length direction of the foundation trench;
assembling pipe bodies outside the river channel, moving the two pipe bodies along the length direction of the pipe bodies to enable the side walls of the two connecting rings to be attached to each other, moving a plurality of connecting shells to be buckled on the two connecting rings, driving the arc-shaped plates to be inserted into the two stepped grooves by the connecting shells, and driving the two inserting strips to be respectively inserted into the corresponding annular grooves by the arc-shaped plates;
the movable threaded sleeves are sleeved on the two connecting columns, and the threaded sleeves are screwed to enable the threaded sleeves to be in threaded connection with the two connecting columns; then the reinforcing ring is sleeved on the threaded sleeve and is simultaneously inserted into the two accommodating grooves; the movable closing cover is provided with movable closing plugs which are inserted into the two accommodating grooves;
and sinking the spliced pipe body onto the support, and simultaneously enabling the connecting rings to drive the connecting shell to be inserted into the corresponding yielding groove.
Through adopting above-mentioned technical scheme, earlier carry out fixed connection through flange structure and bolt when having reduced the body coupling, carry out the welded condition to the gap department of two immersed tube connections again, improved the convenience of body coupling, improved the agility of river course immersed tube installation.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the arrangement of the connecting ring and the stepped groove and the matching of the arc-shaped plate, the inserting strips and the annular groove improve the convenience of pipe body connection and improve the rapidness of river channel immersed tube installation.
2. The connection of the arc-shaped plate is faster due to the matching of the connecting column and the threaded sleeve.
3. The reinforcing ring can support the threaded sleeve, and when the tendency that two pipes are separated from each other is reduced, the connecting column is driven to apply tension to the threaded sleeve, so that the wall of the threaded sleeve is damaged.
Drawings
Fig. 1 is a schematic structural diagram of an immersed tube mounting structure for municipal river construction in an embodiment of the present application.
FIG. 2 is a schematic sectional view showing the positional relationship between the cutting and the ring groove in the embodiment of the present application.
Fig. 3 is a schematic sectional view showing the positional relationship between the threaded sleeve and the connecting column in the embodiment of the present application.
Description of reference numerals: 1. a pipe body; 11. a connecting ring; 111. a stepped groove; 112. a ring groove; 2. an arc-shaped plate; 21. cutting; 22. placing a containing groove; 23. connecting columns; 231. a threaded sleeve; 232. a reinforcement ring; 24. a connecting shell; 3. a closure cap; 31. a closing plug; 4. a gasket; 5. a support; 51. a frame plate; 511. a yielding groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses immersed tube mounting structure of municipal river construction. Referring to fig. 1 and 2, the immersed tube mounting structure for municipal river construction comprises a tube body 1, outer side walls at two ends are connected with connecting rings 11 through welding, a stepped groove 111 is formed in one side of each connecting ring 11, which is far away from the tube body 1, and the stepped groove 111 is formed along the circumferential direction of the connecting ring 11; the same connecting piece is inserted into two adjacent stepped grooves 111, the connecting piece comprises a plurality of arc-shaped plates 2, and the number of the arc-shaped plates 2 is three in the embodiment; an annular groove 112 is formed in the inner side wall of the stepped groove 111, two inserting strips 21 are connected to the inner side wall of the arc-shaped plate 2 in a welding mode, and the two inserting strips 21 are respectively inserted into the annular groove 112; one side of the arc-shaped plate 2, which is far away from the inserting bar 21, is connected with a connecting shell 24 through welding, and the connecting shell 24 is buckled on two corresponding adjacent connecting rings 11 at the same time.
When the two pipe bodies 1 are connected, the two pipe bodies 1 are moved outside the river channel along the length direction of the pipe bodies 1, so that the side walls of the two connecting rings 11 are attached to each other; moving the three connecting shells 24 to be buckled on the two connecting rings 11 along the circumferential direction of the pipe body 1, driving the arc-shaped plates 2 to be inserted into the two stepped grooves 111 by the connecting shells 24, driving the two inserting strips 21 to be respectively inserted into the corresponding annular grooves 112 by the arc-shaped plates 2, and then connecting the two adjacent arc-shaped plates 2; the relative position that arc 2 can be to two cuttings 21 carries on spacingly, and the cutting 21 carries on spacingly to the annular 112 inside wall of two adjacent bodys 1 to carry on spacingly to the relative position of two bodys 1, thereby improved the agility of the heavy pipe installation of river course.
Referring to fig. 2, the inner side wall of the connecting shell 24 and the inner side wall of the ring groove 112 are both connected with the sealing gasket 4 through screws, and the sealing gasket 4 can further improve the sealing performance between the two pipe bodies 1.
Referring to fig. 1 and 3, the end walls of the two ends of the arc-shaped plate 2 are provided with accommodating grooves 22, the accommodating grooves 22 are communicated with the side walls of the arc-shaped plate 2, the bottom wall of each accommodating groove 22 is connected with a connecting column 23 through welding, and each connecting column 23 is in a semi-cylindrical shape; the connecting columns 23 of two adjacent arc-shaped plates 2 are attached to form a cylinder, the connecting columns 23 of the two adjacent arc-shaped plates 2 are in threaded connection with threaded sleeves 231, and the threaded sleeves 231 are in threaded connection with the side walls of the connecting columns 23. The inner side wall of the threaded sleeve 231 can limit the relative positions of the two connecting columns 23, so that the positions of the two adjacent arc-shaped plates 2 are limited, and the two arc-shaped plates 2 can be connected; the matching of the connecting column 23 and the thread sleeve 231 improves the connection rapidity of the arc-shaped plate 2.
Referring to fig. 1 and 3, a gap exists between the threaded sleeve 231 and the inner side wall of the accommodating groove 22, a reinforcing ring 232 is sleeved on the outer side wall of the threaded sleeve 231, the reinforcing rings 232 are simultaneously inserted into the two corresponding accommodating grooves 22, and the outer side wall of the reinforcing ring 232 is attached to the inner side wall of the accommodating groove 22; the reinforcing ring 232 can support the threaded sleeve 231, so that when the tendency that the two pipe bodies 1 are separated from each other is reduced, the connecting column 23 is driven to apply pulling force to the threaded sleeve 231, and the threaded sleeve 231 is damaged.
Referring to fig. 1 and 3, the top wall of the threaded sleeve 231 is lower than the outer side wall of the arc-shaped plate 2, one end of the threaded sleeve 231 is provided with a closing cover 3, and the closing cover 3 is covered above two adjacent arc-shaped plates 2; the side wall of the closing cover 3 close to one side of the arc plate 2 is connected with a closing plug 31 through a screw, and the closing plug 31 is made of elastic rubber; the movable closing cap 3 drives the closing plug 31 to be inserted into the two adjacent accommodating grooves 22, and meanwhile, the closing plug 31 abuts against the inner side walls of the accommodating grooves 22, so that the accommodating grooves 22 can be closed oppositely, and the situation that river water stretches into the space between the threaded sleeve 231 and the connecting column 23 to cause rusting and adhesion at the joint of the threaded sleeve 231 and the connecting column 23 is reduced.
Referring to fig. 1, a bracket 5 for supporting the pipe body 1 is arranged below the pipe body 1, the bracket 5 is fixed in a preset base groove, and a frame plate 51 is connected to the bracket 5 by welding; the frame plate 51 is in an arc shape matched with the outer side wall of the pipe body 1; the shelf 51 is provided with a relief groove 511. After the pipe body 1 is connected, the movable pipe body 1 sinks underwater, the pipe body 1 drives the connecting ring 11 to be inserted into the abdicating groove 511, and meanwhile, the connecting shell 24 is inserted into the abdicating groove 511, so that the pipe body 1 can be installed in a river channel.
A method for installing immersed tubes for municipal river construction comprises the steps of excavating a foundation trench on the bottom wall of a river, and sequentially fixing a plurality of supports 5 in the foundation trench at equal intervals along the length direction of the foundation trench;
assembling the pipe body 1 outside the river channel, moving the two pipe bodies 1 along the length direction of the pipe body 1 to enable the side walls of the two connecting rings 11 to be attached to each other, moving a plurality of connecting shells 24 to be buckled on the two connecting rings 11, driving the arc-shaped plate 2 to be inserted into the two stepped grooves 111 by the connecting shells 24, and driving the two inserting strips 21 to be respectively inserted into the corresponding annular grooves 112 by the arc-shaped plate 2;
the movable threaded sleeves 231 are sleeved on the two connecting columns 23, and the threaded sleeves 231 are screwed to enable the threaded sleeves 231 to be in threaded connection with the two connecting columns 23; then, the reinforcing ring 232 is sleeved on the threaded sleeve 231 and is simultaneously inserted into the two accommodating grooves 22; the closing cover 3 is moved to drive the closing plugs 31 to be inserted into the two accommodating grooves 22;
the spliced pipe body 1 is sunk to the bracket 5, and meanwhile, the connecting rings 11 drive the connecting shells 24 to be inserted into the corresponding abdicating grooves 511.
The embodiment of the application provides an implementation principle of immersed tube mounting structure for municipal river construction:
moving the two pipe bodies 1 outside the river channel along the length direction of the pipe bodies 1 to ensure that the side walls of the two connecting rings 11 are attached to each other; then, the three connecting shells 24 are moved and buckled on the two connecting rings 11 along the circumferential direction of the pipe body 1, the connecting shells 24 drive the arc-shaped plates 2 to be inserted into the two stepped grooves 111, and meanwhile, the arc-shaped plates 2 drive the two inserting strips 21 to be respectively inserted into the corresponding annular grooves 112; the movable threaded sleeve 231 is sleeved on two adjacent connecting columns 23, the reinforcing ring 232 is sleeved on the outer side wall of the threaded sleeve 231, and then the sealing cover 3 is moved to drive the sealing plug 31 to be inserted into two adjacent accommodating grooves 22, so that the connection of the two pipe bodies 1 is completed; repeating the above steps can connect all the required tubes 1 in sequence. After the pipe body 1 is connected, the movable pipe body 1 sinks underwater, the pipe body 1 drives the connecting ring 11 to be inserted into the abdicating groove 511, and meanwhile, the connecting shell 24 is inserted into the abdicating groove 511, so that the pipe body 1 can be installed in a river channel.
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 (9)
1. The utility model provides a immersed tube mounting structure of municipal river construction, includes a plurality of bodys (1), its characterized in that: the outer side walls of two ends of the pipe body (1) are provided with connecting rings (11), and one side, far away from the pipe body (1), of each connecting ring (11) is provided with a stepped groove (111); the same connecting piece is inserted into two adjacent stepped grooves (111), the connecting piece comprises a plurality of arc-shaped plates (2), and the adjacent arc-shaped plates (2) are directly connected; annular groove (112) have been seted up to ladder groove (111) inside wall, arc (2) inside wall is provided with two cutting (21), two cutting (21) insert respectively in annular groove (112).
2. The immersed tube mounting structure for municipal river construction according to claim 1, wherein: one side, far away from the inserting strips (21), of the arc-shaped plate (2) is provided with a connecting shell (24), and the connecting shell (24) is buckled on two adjacent connecting rings (11) simultaneously.
3. The immersed tube mounting structure for municipal river construction according to claim 1, wherein: connecting columns (23) are arranged at two ends of each arc-shaped plate (2), each connecting column (23) is semi-cylindrical, and the connecting columns (23) of two adjacent arc-shaped plates (2) are attached to form a cylinder; the connecting columns (23) of the two adjacent arc-shaped plates (2) are in threaded connection with threaded sleeves (231).
4. The immersed tube mounting structure for municipal river construction according to claim 3, wherein: the two ends of the arc-shaped plates (2) are provided with accommodating grooves (22) for inserting the connecting columns (23), and the thread sleeves (231) are inserted into the corresponding two accommodating grooves (22) when being connected with the connecting columns (23) of the two adjacent arc-shaped plates (2).
5. The immersed tube mounting structure for municipal river construction according to claim 4, wherein: a gap is formed between the threaded sleeve (231) and the inner side wall of the accommodating groove (22), and a reinforcing ring (232) is sleeved on the outer side wall of the threaded sleeve (231); the reinforcing ring (232) is inserted into the corresponding two containing grooves (22), and the outer side wall of the reinforcing ring (232) is attached to the inner side wall of the containing groove (22).
6. The immersed tube mounting structure for municipal river construction according to claim 5, wherein: when the threaded sleeve (231) is inserted into the two accommodating grooves (22), the top wall of the threaded sleeve (231) is lower than the outer side wall of the arc-shaped plate (2); one end of the threaded sleeve (231) is provided with a closed cover (3), and the closed cover (3) is covered above the two adjacent arc-shaped plates (2); and one side of the closing cover (3) close to the arc-shaped plate (2) is provided with a closing plug (31), and the closing plug (31) is inserted into the two adjacent accommodating grooves (22) and is propped against the inner side walls of the accommodating grooves (22).
7. The immersed tube mounting structure for municipal river construction according to claim 2, wherein: the inner side wall of the connecting shell (24) and the inner side wall of the ring groove (112) are both provided with sealing gaskets (4).
8. The immersed tube mounting structure for municipal river construction according to claim 2, wherein: a support (5) for supporting the pipe body (1) is arranged below the pipe body (1), and the support (5) is fixed at the bottom of a river channel; the support (5) is provided with a frame plate (51), and the frame plate (51) is in an arc shape matched with the outer side wall of the pipe body (1); offer on frame plate (51) and supply connecting ring (11) male groove of stepping down (511), connect shell (24) and insert simultaneously in groove of stepping down (511).
9. A method for installing immersed tubes for municipal river construction is characterized in that: excavating a foundation trench on the bottom wall of the river channel, and sequentially fixing a plurality of supports (5) in the foundation trench at equal intervals along the length direction of the foundation trench;
assembling a pipe body (1) outside a river channel, moving the two pipe bodies (1) along the length direction of the pipe body (1) to enable the side walls of the two connecting rings (11) to be attached to each other, moving a plurality of connecting shells (24) to be buckled on the two connecting rings (11), driving the arc-shaped plate (2) to be inserted into the two stepped grooves (111) by the connecting shells (24), and simultaneously driving the two inserting strips (21) to be respectively inserted into the corresponding annular grooves (112) by the arc-shaped plate (2);
the movable threaded sleeves (231) are sleeved on the two connecting columns (23), and the threaded sleeves (231) are screwed to enable the threaded sleeves (231) to be in threaded connection with the two connecting columns (23); then the reinforcing ring (232) is sleeved on the threaded sleeve (231) and is simultaneously inserted into the two accommodating grooves (22); the closing cover (3) is moved to drive the closing plug (31) to be inserted into the two accommodating grooves (22);
and (3) sinking the spliced pipe body (1) to the bracket (5), and simultaneously enabling the connecting rings (11) to drive the connecting shell (24) to be inserted into the corresponding abdicating groove (511).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210074824.8A CN114440005A (en) | 2022-01-21 | 2022-01-21 | Immersed tube mounting structure and method for municipal river construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210074824.8A CN114440005A (en) | 2022-01-21 | 2022-01-21 | Immersed tube mounting structure and method for municipal river construction |
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| Publication Number | Publication Date |
|---|---|
| CN114440005A true CN114440005A (en) | 2022-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210074824.8A Pending CN114440005A (en) | 2022-01-21 | 2022-01-21 | Immersed tube mounting structure and method for municipal river construction |
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| CN (1) | CN114440005A (en) |
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| CN214534947U (en) * | 2021-02-07 | 2021-10-29 | 青创联建设工程(唐山)有限公司 | Connecting mechanism for pipeline |
| CN215064721U (en) * | 2021-07-26 | 2021-12-07 | 江苏技先机械科技有限公司 | Casing casting structure of ultrasonic flowmeter |
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