CN213846187U - Underground comprehensive pipe gallery - Google Patents
Underground comprehensive pipe gallery Download PDFInfo
- Publication number
- CN213846187U CN213846187U CN202023194938.1U CN202023194938U CN213846187U CN 213846187 U CN213846187 U CN 213846187U CN 202023194938 U CN202023194938 U CN 202023194938U CN 213846187 U CN213846187 U CN 213846187U
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- Prior art keywords
- cable
- pipe
- cooling
- cable support
- utility tunnel
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- Expired - Fee Related
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- 238000001816 cooling Methods 0.000 claims abstract description 67
- 239000000498 cooling water Substances 0.000 claims abstract description 26
- 230000002045 lasting effect Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 238000010276 construction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The application relates to an underground comprehensive pipe gallery relates to the construction field. It is including the corridor body, a plurality of cable support and a plurality of cable threading pipe, a plurality of cable support and corridor body lateral wall fixed connection are a plurality of on the cable support is fixed in to the cable threading pipe, still include the cooling tube and be used for lasting to the circulation subassembly of the intraductal injection cooling water of cooling, the cooling tube is worn to locate in the cable support. This application has the temperature that conveniently reduces the cable surface, reduces the cable surface heat gathering and takes place the effect of the probability of conflagration.
Description
Technical Field
The application relates to the field of construction, especially, relate to an underground utility tunnel.
Background
The utility tunnel is called as underground city pipeline utility tunnel, namely, a tunnel space is built underground, various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and the like are integrated, and the utility tunnel is provided with a special access hole, a lifting hole and a monitoring system.
Among the correlation technique, the cable conductor is worn to locate cable threading intraduct, and the cable threading pipe passes through the cable support to be fixed on the inner wall of piping lane, and the cable produces the heat when circular telegram, and cable surface temperature risees.
In view of the above-mentioned related art, the inventors consider that the temperature increase of the cable is liable to cause fire, and it is necessary to lower the temperature of the cable surface.
SUMMERY OF THE UTILITY MODEL
In order to reduce the temperature of the cable surface, the present application provides a subterranean utility tunnel.
The application provides a utility tunnel adopts following technical scheme:
the utility model provides an underground utility tunnel, is including the corridor body, a plurality of cable support and a plurality of cable threading pipe, a plurality of cable support and corridor body lateral wall fixed connection, it is a plurality of on the cable threading pipe was fixed in cable support, still included the cooling tube and was used for lasting the circulation subassembly of pouring into the cooling water into in the cooling tube, the cooling tube is worn to locate in the cable support.
Through adopting above-mentioned technical scheme, the heat that the cable produced spreads cable threading pipe and cable support department, and the temperature of cable support is taken away by the cooling water in the cooling tube, and the circulation subassembly is with cooling water along the cooling tube circulation, reduces the temperature on cable surface, reduces the probability that the conflagration took place for the cable.
Optionally, the circulation subassembly includes water tank, outlet pipe, water pump and wet return, outlet pipe and wet return one end all communicate with the water tank, the water pump is located the outlet pipe, the one end and the cooling pipe intercommunication of water tank are kept away from to the outlet pipe, the one end and the wet return intercommunication of outlet pipe are kept away from to the cooling pipe.
Through adopting above-mentioned technical scheme, the cooling water that the water pump was stored in with the water tank is taken out, and the cooling water flows to the cooling tube along the outlet pipe, after carrying out the heat exchange with the cooling tube, and the cooling water that the temperature rose continues to flow to the water tank along the wet return, for the cooling tube provides lasting cooling water, improves the speed of cooling tube and cable support heat exchange.
Optionally, an exhaust valve is arranged on the water return pipe.
By adopting the technical scheme, the exhaust valve is used for reducing gas in the circulating assembly and the cooling pipe, the probability that the circulating assembly and the cooling pipe are filled with cooling water is improved, and the reliability of the reduction of the surface temperature of the cable is improved.
Optionally, a groove is formed in one side, close to the cable threading pipe, of the cable support, and the cable threading pipe is located in the groove.
Through adopting above-mentioned technical scheme, increase the area of contact of cable support and cable threading pipe, make things convenient for and carry out the heat exchange between cable and the cable support, improve the falling speed of cable surface temperature.
Optionally, one side of cable threading pipe towards cable support is provided with the opening, open-ended shape and size are the same with the recess, the recess inner wall is the parallel and level with cable threading pipe inner wall.
Through adopting above-mentioned technical scheme, after the opening was seted up to the cable threading pipe, the cable was direct and the contact of cable support, shortened the radiating route of cable, made things convenient for the cable surface temperature to be taken away by the cooling tube, improved the speed that cable surface temperature reduced.
Optionally, a plurality of fin plates are arranged at the joint of the cable support and the cable threading pipe, a plurality of fixing grooves matched with the outer wall of the cable threading pipe are formed in one side, close to the cable threading pipe, of each fin plate, and the cooling pipe passes through the insides of the fin plates.
Through adopting above-mentioned technical scheme, set up the fin and can improve the area of contact of cable support and cable threading pipe, improve cable surface temperature falling speed, reduce the temperature on cable surface.
Optionally, the cooling pipe is provided with a plurality of, and a plurality of the cooling pipe is all buried underground in the cable support, and a plurality of cooling pipe one end and outlet pipe intercommunication, a plurality of the cooling pipe other end and wet return intercommunication.
Through adopting above-mentioned technical scheme, set up a plurality of cooling tubes and be used for increasing the area of cooling tube and cable support contact, improve the speed that the temperature on cable surface descends, reduce the temperature on cable surface.
Optionally, the cooling pipe is distributed in the cable support in a curved shape.
Through adopting above-mentioned technical scheme, the cooling tube of curve type can increase the area of contact of cooling tube and cable support, makes things convenient for the heat dissipation of cable more, improves the speed that cable surface temperature reduces.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the cooling pipe and the circulating assembly, the heat of the cable is conveniently taken away by cooling water, the temperature of the surface of the cable is reduced, and the probability of fire hazard of the cable is reduced;
2. through set up discharge valve on the wet return, conveniently reduce the probability that exists the bubble in circulation subassembly and the cooling tube, reduce the insufficient possibility of cooling water and cable support contact, improve the speed that cable surface temperature reduces.
3. Through set up the recess on the cable support surface, cable threading pipe surface sets up the opening, and the area of contact between increase cable and the cable support conveniently reduces the temperature on cable surface, improves the probability that cable surface temperature reduces.
Drawings
Figure 1 is a schematic structural diagram of an underground utility tunnel of an embodiment of the present application.
Figure 2 is a perspective cross-sectional view of an underground utility tunnel of an embodiment of the present application.
Fig. 3 is a perspective cross-sectional view of a cable support, a cooling tube, a fin, and a cable conduit of an underground utility tunnel according to an embodiment of the present application.
Reference numerals: 1. a gallery body; 2. a cable holder; 3. a cable conduit; 4. a cooling tube; 5. a water tank; 6. a water outlet pipe; 7. a water pump; 8. a water return pipe; 9. an exhaust valve; 10. a groove; 11. an opening; 12. a fin plate; 13. and fixing the grooves.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses utility tunnel underground. Referring to fig. 1 and 2, the pipe rack includes a rack body 1, a plurality of cable brackets 2, a plurality of cable threading pipes 3, a cooling pipe 4 and a circulating assembly for continuously injecting cooling water into the cooling pipe 4, in this embodiment, two cable brackets 2 and two cable threading pipes 3 are provided, the two cable brackets 2 are arranged at intervals along the length direction of the side wall of the rack body 1, the cable brackets 2 are cuboid, the length direction of the cable brackets 2 is perpendicular to the side wall of the rack body 1, the cable brackets 2 are horizontally arranged, one end of each cable bracket 2 is fixed at the side wall of the rack body 1 through a bolt, the length direction of each cable threading pipe 3 is parallel to the length direction of the side wall of the rack body 1, and the cable threading pipes 3 are fixed on the upper surface of the cable brackets 2 through pipe clamps; the cooling pipe 4 is embedded in the cable support 2, and two ends of the cooling pipe 4 penetrate out of the cable support 2; circulation subassembly includes water tank 5, outlet pipe 6, water pump 7, wet return 8 and discharge valve 9, water tank 5 is the cuboid form, water tank 5's box passes through the bolt fastening with the bottom plate of gallery body 1, 6 one end of outlet pipe and the welding of water tank 5, outlet pipe 6 and the intercommunication of 5 inner chambers of water tank, water pump 7 is located outlet pipe 6, water pump 7 and 6 threaded connection of outlet pipe, water tank 5's one end and cooling tube 4 intercommunication are kept away from to outlet pipe 6, the one end and the 8 intercommunication of wet return of outlet pipe 6 are kept away from to cooling tube 4, the one end and the 5 welding of water tank of cooling tube 4 are kept away from to wet return 8, discharge valve 9 is located one side that wet return 8 is close to water tank 5, discharge valve 9 and 8 threaded connection of wet return, discharge valve 9 is used for discharging the air in the circulation subassembly, improve the probability of cooling water and 2 full contacts of cable support.
Inside cable threading pipe 3 is worn to establish by the cable, the heat radiation that produces during cable circulation electric current is to cable threading pipe 3 and cable support 2, the temperature of cable threading pipe 3 and cable support 2 risees, the cooling water of water pump 7 with the storage in the water tank 5 is taken out, the cooling water flows to cooling tube 4 along outlet pipe 6, cooling water in the cooling tube 4 and cable support 2 take place heat exchange, the temperature of cable support 2 reduces, the heat on cable surface reduces, reduce the temperature on cable surface, reduce the probability that the conflagration took place for the cable.
Referring to fig. 2 and 3, in order to increase the contact area between the cooling pipe 4 and the cable holder 2, the cooling pipe 4 in a single cable holder 2 is provided with a plurality of pipes, in this embodiment, the number of the cooling pipes 4 is two, the cooling pipe 4 is S-shaped and is wound in the cable holder 2, the cooling water flows from the water outlet pipe 6 to the two cooling pipes 4 through the water separator, the two cooling pipes 4 are communicated with the water return pipe 8 through the water collector, the cooling water is fully contacted with the cable holder 2 along the bent cooling pipe 4, the heat dissipation of the cable is more convenient, the speed of reducing the temperature of the cable is increased, and the temperature of the cable is reduced.
Referring to fig. 2 and 3, in order to increase the contact area between the cooling pipe 4 and the cable conduit 3, a groove 10 is formed in one side of the cable holder 2 close to the cable conduit 3, the groove 10 is semicircular, the axial direction of the groove 10 is parallel to the length direction of the cable conduit 3, and the cable conduit 3 passes through the groove 10; one side of the cable threading pipe 3 facing the cable support 2 is provided with an opening 11, the shape of the opening 11 is rectangular, the width of the opening 11 is equal to the diameter of the groove 10, and the inner wall of the cable threading pipe 3 is flush with the inner wall of the groove 10. On cable support 2 was arrived in cable surface's heat transfer, cable support 2's heat was taken away by the cooling water, shortened cable and cooling tube 4 between heat transfer's route, increased the area of contact of cable support 2 and cable, made things convenient for to carry out the heat exchange between cable and the cable support 2, improved cable surface temperature's falling speed, more conveniently reduced cable surface's temperature.
Referring to fig. 2 and 3, in order to further improve the contact area between the cooling pipe 4 and the cable conduit 3, a plurality of fin plates 12 are arranged at the joint of the cable support 2 and the cable conduit 3, in this embodiment, four fin plates 12 are arranged on a single cable support 2, the length direction of the fin plates 12 is parallel to the axis direction of the cable conduit 3, the fin plates 12 are arranged on the side wall of the cable support 2, the fin plates 12 and the cable support 2 are integrally formed, a fixing groove 13 matched with the outer wall of the cable conduit 3 is arranged on one side of the fin plates 12 close to the cable conduit 3, and the cooling pipe 4 passes through the inside of the fin plates 12. The cable threading pipe 3 sets up in the fixed slot 13 of the finned plate 12 of cable support 2, and the area of contact between cooling tube 4 and the cable threading pipe 3 increases, makes things convenient for to carry out the heat exchange between cable and the cooling tube 4, improves the speed that the cable temperature descends, conveniently reduces the temperature on cable surface.
The utility model provides an underground utility tunnel's implementation principle does: during cable transmission electric power, the cable produces the heat, cable surface temperature risees, the heat of cable is to cable threading pipe 3, cable support 2 and surrounding space spread, open water pump 7, cooling water flows out water tank 5 along outlet pipe 6, cooling water flows to two cooling tubes 4 along outlet pipe 6, the heat exchange takes place between cooling water in cooling tube 4 and cable support 2, the heat that the cable distributed out is taken away by the cooling water, cooling water flows to wet return 8 along cooling tube 4, the cooling water can get back to and cools off in the water tank 5. This application conveniently reduces cable surface's temperature, reduces cable surface heat gathering and takes place the probability of conflagration.
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 (8)
1. The utility model provides an underground utility tunnel, includes the vestibule body (1), a plurality of cable support (2) and a plurality of cable threading pipe (3), and is a plurality of cable support (2) and vestibule body (1) lateral wall fixed connection, it is a plurality of cable threading pipe (3) are fixed in on cable support (2), its characterized in that: still include cooling tube (4) and be used for lasting to pouring into the circulation subassembly of cooling water into in cooling tube (4), cooling tube (4) wear to locate in cable support (2).
2. An underground utility tunnel according to claim 1, characterized in that: circulation subassembly includes water tank (5), outlet pipe (6), water pump (7) and wet return (8), outlet pipe (6) and wet return (8) one end all communicate with water tank (5), water pump (7) are located outlet pipe (6), the one end and the cooling tube (4) intercommunication of water tank (5) are kept away from in outlet pipe (6), the one end and wet return (8) intercommunication of outlet pipe (6) are kept away from in cooling tube (4).
3. An underground utility tunnel according to claim 2, characterized in that: an exhaust valve (9) is arranged on the water return pipe (8).
4. An underground utility tunnel according to claim 1, characterized in that: one side, close to the cable threading pipe (3), of the cable support (2) is provided with a groove (10), and the cable threading pipe (3) is located in the groove (10).
5. An underground utility tunnel according to claim 4, characterized in that: one side of cable threading pipe (3) towards cable support (2) is provided with opening (11), the shape and the size of opening (11) are the same with recess (10), recess (10) inner wall and cable threading pipe (3) inner wall parallel and level.
6. An underground utility tunnel according to claim 1, characterized in that: the cable support (2) is characterized in that a plurality of fin plates (12) are arranged on the side wall of the cable support (2), a fixing groove (13) matched with the outer wall of the cable threading pipe (3) is formed in one side, close to the cable threading pipe (3), of each fin plate (12), and the cooling pipe (4) passes through the inside of each fin plate (12).
7. An underground utility tunnel according to claim 1, characterized in that: the cooling pipe (4) are provided with a plurality of, and are a plurality of cooling pipe (4) are all buried underground in cable support (2), and are a plurality of cooling pipe (4) one end and outlet pipe (6) intercommunication, it is a plurality of cooling pipe (4) other end and wet return (8) intercommunication.
8. An underground utility tunnel according to claim 1, characterized in that: the cooling pipes (4) are distributed in the cable support (2) in a curve shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023194938.1U CN213846187U (en) | 2020-12-25 | 2020-12-25 | Underground comprehensive pipe gallery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023194938.1U CN213846187U (en) | 2020-12-25 | 2020-12-25 | Underground comprehensive pipe gallery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213846187U true CN213846187U (en) | 2021-07-30 |
Family
ID=77000341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023194938.1U Expired - Fee Related CN213846187U (en) | 2020-12-25 | 2020-12-25 | Underground comprehensive pipe gallery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213846187U (en) |
-
2020
- 2020-12-25 CN CN202023194938.1U patent/CN213846187U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210730 |