CN217998165U - Integrated cable tunnel with ventilation and smoke exhaust pipeline - Google Patents
Integrated cable tunnel with ventilation and smoke exhaust pipeline Download PDFInfo
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- CN217998165U CN217998165U CN202221351291.5U CN202221351291U CN217998165U CN 217998165 U CN217998165 U CN 217998165U CN 202221351291 U CN202221351291 U CN 202221351291U CN 217998165 U CN217998165 U CN 217998165U
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Abstract
The utility model provides an integrated cable tunnel who possesses ventilation exhaust pipe. The integrated cable tunnel with the ventilation and smoke exhaust pipeline comprises prefabricated pipe joints and prefabricated air channels arranged in the prefabricated pipe joints, wherein each prefabricated air channel comprises a first prefabricated air channel and a second prefabricated air channel, each first prefabricated air channel comprises an air channel plate, an installation plate and a sealing gasket, the air channel plates are arc-shaped plates, edges on two radial sides are respectively connected with one installation plate through hinges, the installation plates are flat plates, the hinges are arranged on the arc-shaped outer sides of the air channel plates, and the sealing gaskets are laid on the arc-shaped inner sides of the air channel plates and the installation plates; the second prefabricated air channel comprises an air channel plate, a mounting plate and a sealing gasket which are consistent with the first prefabricated air channel, and a plurality of ventilation openings are formed in the second prefabricated air channel. The utility model provides a possess ventilation exhaust pipe's integrated cable tunnel has solved the complicated problem of current cable tunnel ventilation and exhaust pipe structure.
Description
Technical Field
The utility model relates to a cable tunnel field, concretely relates to possess ventilation exhaust pipe's integration cable tunnel.
Background
Along with the construction of the power grid and the proposal and development of the concept of the urban underground comprehensive pipe gallery in China, the construction quantity of the long-distance cable tunnels is correspondingly increased. When the laying conditions are limited, or on the premise of avoiding great influence on the road surface, the cable tunnel needs to be laid in the modes of pipe jacking, shield tunneling and the like, and the laying modes are widely applied to the construction of the cable tunnel. Due to the fact that the tunnel is buried too deeply, the surrounding underground environment is complex, and the construction cost is high, the ventilation shafts in the corresponding sections cannot be frequently arranged according to the length of the fireproof subarea, and the distance between the adjacent ventilation shafts is far beyond the range of 200 meters required by the fireproof distance. The ventilation and smoke exhaust of such areas need to be realized by specially arranging a ventilation and smoke exhaust pipeline connected with an air shaft, so that the residual heat in the tunnel can be timely removed and the fire protection requirement can be guaranteed. However, the ventilation and smoke exhaust duct of such tunnel systems is complex in design, and the corresponding construction and maintenance are also very complicated.
SUMMERY OF THE UTILITY MODEL
For solving the complicated problem of current cable tunnel ventilation and exhaust pipe structure, the utility model provides a solve the above-mentioned problem possess ventilation exhaust pipe's integration cable tunnel.
An integrated cable tunnel with a ventilation and smoke exhaust pipeline comprises prefabricated pipe joints and prefabricated air channels arranged in the prefabricated pipe joints, wherein each prefabricated air channel comprises a first prefabricated air channel and a second prefabricated air channel, each first prefabricated air channel comprises an air channel plate, a mounting plate and a sealing gasket, the air channel plates are arc-shaped plates, edges of two radial sides of each air channel plate are respectively connected with one mounting plate through hinges, the mounting plates are flat plates, the hinges are arranged on the arc-shaped outer sides of the air channel plates, and the sealing gaskets are laid on the arc-shaped inner sides of the air channel plates and the mounting plates; the second prefabricated air channel comprises an air channel plate, a mounting plate and a sealing gasket, the structure of the air channel plate is consistent with that of the first prefabricated air channel, and a plurality of ventilation openings are formed in the air channel plate; the first prefabricated air channel and the second prefabricated air channel are fixed in the prefabricated pipe joint through the mounting plate.
In a preferred embodiment of the integrated cable tunnel with the ventilation and smoke exhaust pipeline provided by the present invention, a plurality of bolt holes penetrating through the mounting plate and the sealing pad simultaneously are arranged at equal intervals along the length direction of the mounting plate; and the expansion bolt is inserted into the bolt hole and is driven into the prefabricated pipe joint to realize the connection with the prefabricated pipe joint.
The utility model provides a possess the integrated cable tunnel's of ventilation smoke exhaust pipe in a preferred embodiment, the two sides of mounting panel are equipped with respectively sealed pad with the hinge, sealed pad with the hinge is connected to respectively the wind channel inboard with the outside.
In a preferred embodiment of the integrated cable tunnel with ventilation and smoke exhaust duct provided by the present invention, the inner side of the air duct plate is further provided with a plurality of mounting seats.
The utility model provides a possess the integration cable tunnel of ventilation smoke exhaust pipe's a preferred embodiment, it is a plurality of first prefabricated wind channel end to end be fixed in the prefabricated tube coupling, wherein equidistant inserting has one or more the prefabricated wind channel of second. Connecting pads are arranged between the adjacent first prefabricated air channels or between the adjacent first prefabricated air channels and the adjacent second prefabricated air channels; the connecting pads are adhered to the outer side of the air duct plate and are connected with the adjacent air duct plate and the mounting plate at the same time.
The utility model provides a possess the integration cable tunnel of ventilation smoke exhaust pipe's a preferred embodiment, it is a plurality of first prefabricated wind channel end to end be fixed in the prefabricated tube coupling, wherein equidistant inserting has one or more the prefabricated wind channel of second. Connecting pads are arranged between the adjacent first prefabricated air channels or between the adjacent first prefabricated air channels and the adjacent second prefabricated air channels; the connecting pads are adhered to the outer side of the air duct plate and are connected with the adjacent air duct plate and the mounting plate at the same time.
Compared with the prior art, the utility model provides an integrated cable tunnel who possesses ventilation fume exhaust pipe adopts the structure unanimous basically first prefabricated wind channel with the prefabricated wind channel concatenation of second forms ventilation and smoke exhaust passage, and the structure of concatenation formula can be nimble select the position that the ventilation hole was seted up according to the condition, and the later stage of also being convenient for is adjusted or is maintained. And the first prefabricated wind channel and the second prefabricated wind channel adopt hinge connection the mounting panel can adapt to being connected with prefabricated tube coupling of various different shapes, and the commonality is good.
Drawings
FIG. 1 is a schematic view of an integrated cable tunnel with ventilation and smoke exhaust ducts;
FIG. 2 is a schematic structural view of a first prefabricated air duct;
FIG. 3 is a schematic structural view of a second prefabricated air duct;
fig. 4 is a schematic structural diagram of the first prefabricated air duct provided with the connecting pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Please refer to fig. 1-3, which are schematic structural diagrams of the integrated cable tunnel 1 with the ventilation and smoke exhaust duct, and the first prefabricated air duct 3 and the second prefabricated air duct 4.
The integrated cable tunnel 1 with the ventilation and smoke exhaust pipeline comprises a prefabricated pipe section 2, a first prefabricated air channel 3 and a second prefabricated air channel 4. And the prefabricated pipe sections 2 are connected end to end and buried underground to form a cable tunnel. The first prefabricated air ducts 3 are fixed at the top of the prefabricated pipe sections 2 in an end-to-end mode, and a certain number of second air ducts 4 are inserted into the prefabricated air ducts at specific intervals to form a ventilation and smoke exhaust channel.
The first prefabricated air duct 3 comprises an air duct plate 31, a mounting plate 32, a sealing gasket 33 and a hinge 34. The air duct plate 31 is a long-strip-shaped arc-shaped plate, a plurality of pairs of mounting seats 35 are arranged on the inner wall at equal intervals and used for mounting equipment such as a fan when needed, and the air duct plate is idle when no equipment is mounted. A plurality of pairs of the hinges 34 are arranged at equal intervals on the outer wall close to the edge.
The mounting plate 32 is a long strip-shaped flat plate with the length consistent with that of the air duct plate 31, and the bottom of the long edge of the mounting plate is connected with the outer wall of the air duct plate 31 through the hinge 34. The sealing gasket 33 is laid on the inner wall of the air duct plate 31 and the top of the mounting plate 32, is fixed by gluing and seals the gap between the air duct plate 31 and the mounting plate 32.
The sealing gasket 33 is made of flexible rubber gasket to ensure that the mounting plate 32 can still keep enough rotation range through the hinge 34 after being laid.
A plurality of bolt holes 36 are also provided at equal intervals along the length direction of the mounting plate 32 to simultaneously penetrate the mounting 332 plate and the gasket 33. The first prefabricated air duct 3 is fixed to the top of the prefabricated pipe section 2 by inserting expansion bolts into all the bolt holes 36 and driving them into the prefabricated pipe section 2.
Second prefabricated wind channel 4 is substantially the same with first prefabricated wind channel 3, and the difference lies in be equipped with multichannel ventilation hole 41 on the wind channel board of second prefabricated wind channel 4.
Please refer to fig. 4, which is a schematic structural diagram of the integrated cable tunnel 1 with a ventilation and smoke exhaust duct according to the present invention, wherein the connection pad 5 is disposed in the first prefabricated air duct 3.
After the first prefabricated air ducts 3 and the second prefabricated air ducts 4 are connected end to end, connecting pads 5 are arranged between the adjacent first prefabricated air ducts 3 or between the adjacent first prefabricated air ducts 3 and the adjacent second prefabricated air ducts 4. The connecting pad 5 covers the outer wall of the air duct plate 31 and the bottom of the mounting plate 32, and is simultaneously adjacent to the air duct plate 31 and the mounting plate 32, and is fixed by gluing.
The connecting pad 5 is a flexible rubber pad which is the same as the sealing pad 33, so as to seal a gap between the adjacent first prefabricated air ducts 3 or a gap between the adjacent first prefabricated air ducts 3 and the second prefabricated air ducts 4.
The above-mentioned only be the embodiment of the present invention, not consequently the restriction of the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transform made of the content of the specification of the present invention, or directly or indirectly use in other relevant technical fields, all including in the same way the patent protection scope of the present invention.
Claims (6)
1. The utility model provides an integrated cable tunnel who possesses ventilation smoke exhaust pipe, includes prefabricated tube coupling and locates prefabricated wind channel in the prefabricated tube coupling, its characterized in that: the prefabricated air channel comprises a first prefabricated air channel and a second prefabricated air channel, the first prefabricated air channel comprises an air channel plate, a mounting plate and a sealing gasket, the air channel plate is an arc-shaped plate, the edges of two radial sides of the air channel plate are respectively connected with the mounting plate through hinges, the mounting plate is a flat plate, the hinges are arranged on the arc-shaped outer side of the air channel plate, and the sealing gasket is laid on the arc-shaped inner side of the air channel plate and the mounting plate; the second prefabricated air channel comprises an air channel plate, a mounting plate and a sealing gasket, the structure of the air channel plate is consistent with that of the first prefabricated air channel, and a plurality of ventilation openings are formed in the air channel plate; the first prefabricated air channel and the second prefabricated air channel are fixed in the prefabricated pipe joint through the mounting plate.
2. The integrated cable tunnel with a ventilation and smoke exhaust duct of claim 1, wherein: a plurality of bolt holes which simultaneously penetrate through the mounting plate and the sealing gasket are arranged at equal intervals along the length direction of the mounting plate; and the expansion bolt is inserted into the bolt hole and is driven into the prefabricated pipe joint to realize the connection with the prefabricated pipe joint.
3. The integrated cable tunnel with a ventilation and smoke exhaust duct of claim 1, wherein: the two sides of the mounting plate are respectively provided with the sealing gasket and the hinge, and the sealing gasket and the hinge are respectively connected to the inner side and the outer side of the air duct plate.
4. The integrated cable tunnel with a ventilation and smoke exhaust duct of claim 1, wherein: the inner side of the air duct plate is also provided with a plurality of mounting seats.
5. The integrated cable tunnel with a ventilation and smoke exhaust duct of claim 1, wherein: and the first prefabricated air channels are fixed in the prefabricated pipe sections in an end-to-end manner, and one or more second prefabricated air channels are inserted at equal intervals.
6. The integrated cable tunnel with a ventilation and smoke exhaust duct of claim 5, wherein: connecting pads are arranged between the adjacent first prefabricated air channels or between the adjacent first prefabricated air channels and the adjacent second prefabricated air channels; the connecting pads are adhered to the outer side of the air duct plate and are connected with the adjacent air duct plate and the mounting plate at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221351291.5U CN217998165U (en) | 2022-06-01 | 2022-06-01 | Integrated cable tunnel with ventilation and smoke exhaust pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221351291.5U CN217998165U (en) | 2022-06-01 | 2022-06-01 | Integrated cable tunnel with ventilation and smoke exhaust pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217998165U true CN217998165U (en) | 2022-12-09 |
Family
ID=84297412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221351291.5U Active CN217998165U (en) | 2022-06-01 | 2022-06-01 | Integrated cable tunnel with ventilation and smoke exhaust pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217998165U (en) |
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2022
- 2022-06-01 CN CN202221351291.5U patent/CN217998165U/en active Active
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