CN205636790U - Prefabricated assembled trench subassembly and prefabricated assembled trench - Google Patents
Prefabricated assembled trench subassembly and prefabricated assembled trench Download PDFInfo
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- CN205636790U CN205636790U CN201620330016.3U CN201620330016U CN205636790U CN 205636790 U CN205636790 U CN 205636790U CN 201620330016 U CN201620330016 U CN 201620330016U CN 205636790 U CN205636790 U CN 205636790U
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- pipe trench
- prefabricated assembled
- flat board
- assembled pipe
- reinforcing bar
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Abstract
The utility model discloses a prefabricated assembled trench subassembly and prefabricated assembled trench belongs to the building field, prefabricated assembled trench subassembly, include trench subassembly body, overhanging flat board and reserve overhanging reinforcing bar, overhanging dull and stereotyped the setting the both ends outside of trench subassembly body, overhanging flat plate thickness is lighter than this external the thickness of the wall of trench subassembly, it is in to reserve overhanging steel bar arrangement the both ends of trench subassembly body are inboard. The utility model discloses bearing capacity is good, and the efficiency of construction is high, template when having saved the site operation.
Description
Technical field
This utility model relates to building field, particularly relates to a kind of prefabricated assembled pipe trench assembly and prefabricated assembled pipe trench.
Background technology
Underground pipe canal is to be integrated in a piping lane located underground by pipeline facility necessary for city, main builds in the busy major trunk roads of transportation or the section of unsuitable excavated pavement.Its convenient construction personnel makes regular check on, and does not interferes with civic orthobiosis in maintenance process.Therefore, underground pipe canal obtains promotion and application widely in municipal administration technology.
Underground pipe canal is divided into cast-in-place and prefabricated two kinds by construction technology.Cast in place process is that to water pipe trench overall by reproducing after the open cut of road surface, and it has, and completion time of project length, concrete pouring quality are wayward, need to install the shortcomings such as a large amount of templates.Precasting process is that pipe trench component is prefabricated by factory's segmentation, and on-site consolidation, and efficiency of construction is high, widely used by urban construction.
At present, the assembling process of prefabricated pipe trench is to use presstressed reinforcing steel and anchorage to be connected by each sections, after treating tension of prestressed tendon, and slip casting in anchor hole.Use prestressed assembly that prefabricated each sections can be made to form entirety, there is good structural behaviour.But prestressed concrete techniqres is complicated and operation is more, required cost is high.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of prefabricated assembled pipe trench assembly and prefabricated assembled pipe trench, and this utility model bearing capacity is good, and efficiency of construction is high, saves template during site operation.
For solving above-mentioned technical problem, this utility model provides technical scheme as follows:
On the one hand, this utility model provides a kind of prefabricated assembled pipe trench assembly, including pipe trench component body, overhanging flat board and reserved protruding bar, described overhanging flat board is arranged on outside the two ends of described pipe trench component body, the thickness of described overhanging flat board is less than the thickness of described pipe trench component body outer wall, and described reserved protruding bar is arranged on inside the two ends of described pipe trench component body.
Further, it is provided with built-in transverse reinforcing bar and built-in longitudinal reinforcement in the outer wall of described pipe trench component body.
Further, the built-in transverse reinforcing bar of inner side stretches out the outer part of described pipe trench component body, as described reserved protruding bar.
Further, in the built-in transverse reinforcing bar in outside reaches described overhanging flat board.
On the other hand, this utility model provides a kind of prefabricated assembled pipe trench, and including multiple prefabricated assembled pipe trench assemblies, the two ends of adjacent two prefabricated assembled pipe trench assemblies are docking together, wherein:
The overhanging flat board of adjacent two prefabricated assembled pipe trench assemblies is to being close together, and the reserved protruding bar of adjacent two prefabricated assembled pipe trench assemblies links together, and is filled with cast-in-place concrete above the overhanging flat board of adjacent two prefabricated assembled pipe trench assemblies.
Further, two the reserved protruding bars linked together being provided with overlap joint reinforcing bar and sockets reinforcing bar, the diameter of described overlap joint reinforcing bar is more than the diameter of described built-in transverse reinforcing bar, the spacing being smaller than described built-in transverse reinforcing bar of described overlap joint reinforcing bar.
Further, connecting sewing is left, wherein between the overhanging flat board of adjacent two prefabricated assembled pipe trench assemblies:
High-strength mortar or pea gravel concreten it has been stuffed entirely with in described connecting sewing；
Or, be stuffed entirely with high-strength mortar or pea gravel concreten, described high-strength mortar or pea gravel concreten in described connecting sewing is provided above waterproof roll；
Or, the outside of described connecting sewing is filled with high-strength mortar or pea gravel concreten, the inner side of described connecting sewing is filled with waterproof material, described waterproof material be provided above steel plate for sealing water, the side of described steel plate for sealing water is provided with sealing press strip, and described steel plate for sealing water is connected with adjacent two overhanging flat boards by bolt.
Further, the end of described overhanging flat board is flat construction, and described connecting sewing is straight seam；Or, the end of described overhanging flat board is tongue-and-groove structure, and described connecting sewing is ribbet.
Further, the outside width of described connecting sewing is not more than 5mm, and inboard width is not more than 20mm, and the thickness of described overhanging flat board is 60-100mm, and the thickness of described cast-in-place concrete is 300-700 mm.
Further, the surface of described overhanging flat board has carried out coarse process.
This utility model has the advantages that
Prefabricated assembled pipe trench group of the present utility model can realize the quick-assembling of each sections of prefabricated assembled pipe trench, forms stable structural bearing system.Bearing capacity equivalent even better than complete cast-in-place pipe trench at connecting sewing.This utility model had both saved the template at scene, efficiency of construction and construction quality can be greatly improved as supporting construction again, reduce the impact on surrounding enviroment.
And this utility model reduces earth excavation and backfill about 90%, the flatness requirement of installation accuracy, ground is far below the complete prefabricated pipe trench using prestressing force to connect, and saves deformed bar and anchor, fixture.
Accompanying drawing explanation
Fig. 1 is the end construction schematic diagram of prefabricated assembled pipe trench assembly of the present utility model；
Fig. 2 is a schematic diagram of the junction of prefabricated assembled pipe trench of the present utility model；
Fig. 3 is another schematic diagram of the junction of prefabricated assembled pipe trench of the present utility model；
Fig. 4 is the schematic diagram of the mode one in this utility model；
Fig. 5 is the schematic diagram of the mode two in this utility model；
Fig. 6 is the schematic diagram of the mode three in this utility model.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearer, it is described in detail below in conjunction with the accompanying drawings and the specific embodiments.
On the one hand, a kind of prefabricated assembled pipe trench assembly is provided, as shown in Figure 1, including pipe trench component body 1, overhanging flat board 2 and reserved protruding bar 3, overhanging flat board 2 is arranged on outside the two ends of pipe trench component body 1, the thickness of overhanging flat board 2 is less than the thickness of pipe trench component body 1 outer wall, and reserved protruding bar 3 is arranged on inside the two ends of pipe trench component body 1.
The end cross-sectional of prefabricated assembled pipe trench assembly of the present utility model is shaped as square, U-shaped, circular or oval；When assembling, by the end of two prefabricated assembled pipe trench assemblies to being close together, and reserved protruding bar is connected by modes such as sleeve connection, colligation connections or welding, be stretched flat filling cast-in-place concrete above plate outside.
Prefabricated assembled pipe trench group of the present utility model can realize the quick-assembling of each sections of prefabricated assembled pipe trench, forms stable structural bearing system.Bearing capacity equivalent even better than complete cast-in-place pipe trench at connecting sewing.This utility model had both saved the template at scene, efficiency of construction and construction quality can be greatly improved as supporting construction again, reduce the impact on surrounding enviroment.
And this utility model reduces earth excavation and backfill about 90%, the flatness requirement of installation accuracy, ground is far below the complete prefabricated pipe trench using prestressing force to connect, and saves deformed bar and anchor, fixture.
Pipe trench component body of the present utility model can be various structure well-known to those skilled in the art, it is preferred that be provided with built-in transverse reinforcing bar 4 and built-in longitudinal reinforcement 5 in the outer wall of pipe trench component body 1, increases the intensity of pipe trench body.Built-in transverse reinforcing bar and built-in longitudinal reinforcement have a plurality of, and built-in transverse reinforcing bar and the spacing of built-in longitudinal reinforcement and quantity determine according to thickness, length and the construction requirement of pipe trench component body outer wall
Built-in transverse reinforcing bar can be two different reinforcing bars with reserved protruding bar, it can also be a reinforcing bar, when being a reinforcing bar, built-in transverse reinforcing bar 4 inside pipe trench stretches out the outer part of pipe trench component body 1, as reserved protruding bar 3, the bonding strength of reserved protruding bar and pipe trench component body so can be increased.
In order to improve the intensity of overhanging flat board, in being stretched flat plate outside, stiffener can be set, it is preferred that the built-in transverse reinforcing bar 4 outside pipe trench reaches in overhanging flat board 2, as the stiffener of overhanging flat board.
On the other hand, this utility model provides a kind of prefabricated assembled pipe trench, as in figure 2 it is shown, include multiple prefabricated assembled pipe trench assembly, the two ends of adjacent two prefabricated assembled pipe trench assemblies are docking together, wherein:
The overhanging flat board 2 of adjacent two prefabricated assembled pipe trench assemblies is to being close together, and the reserved protruding bar 3 of adjacent two prefabricated assembled pipe trench assemblies links together, and is filled with cast-in-place concrete 6 above the overhanging flat board 2 of adjacent two prefabricated assembled pipe trench assemblies.
Prefabricated assembled pipe trench of the present utility model can realize the quick-assembling of each sections, forms stable structural bearing system.Bearing capacity equivalent even better than complete cast-in-place pipe trench at connecting sewing.This utility model had both saved the template at scene, efficiency of construction and construction quality can be greatly improved as supporting construction again, reduce the impact on surrounding enviroment.
And this utility model reduces earth excavation and backfill about 90%, the flatness requirement of installation accuracy, ground is far below the complete prefabricated pipe trench using prestressing force to connect, and saves deformed bar and anchor, fixture.
Before filling cast-in-place concrete, overlap joint reinforcing bar 7 is preferably set on the reserved protruding bar 3 of two linked together and sockets reinforcing bar 8, as shown in Figure 2, overlap reinforcing bar, socket reinforcing bar and the framework of steel reinforcement in reserved protruding bar formation cast-in-place concrete region, make the bearing capacity equivalent of prefabricated assembled pipe trench junction or be better than complete cast-in-place pipe trench.For improving the bearing capacity of junction further, the diameter of overlap joint reinforcing bar 7 is more than the diameter of built-in transverse reinforcing bar 4, the spacing being smaller than built-in transverse reinforcing bar 4 of overlap joint reinforcing bar 7.
, connecting sewing 9 needs to be filled with and reinforcement by connection in this utility model when mounted, it is preferable that leave connecting sewing 9 between the overhanging flat board of adjacent two prefabricated assembled pipe trench assemblies, provides two embodiments here:
Mode one:
As it is shown on figure 3, be stuffed entirely with high-strength mortar or pea gravel concreten 10 in connecting sewing 9.The manner is applicable to the occasion not having waterproof requirement, constructs simple and convenient.
Mode two:
As shown in Figure 4, be stuffed entirely with high-strength mortar or pea gravel concreten 10, high-strength mortar or pea gravel concreten 10 in connecting sewing 9 is provided above waterproof roll 15.The manner is applicable to the occasion general to waterproof requirement, and waterproof roll is prevented from the phenomenon that seeps water.
Mode three:
As shown in Figure 5 and Figure 6, the outside of connecting sewing 9 is filled with high-strength mortar or pea gravel concreten 10, the inner side of connecting sewing 9 is filled with waterproof material 11, waterproof material 11 be provided above steel plate for sealing water 12, the side of steel plate for sealing water 12 is provided with sealing press strip 13, and steel plate for sealing water 12 is connected with adjacent two overhanging flat boards 2 by bolt 14.
Connecting sewing, when assembly, is first used high-strength mortar or pea gravel concreten to smear seam by prefabricated assembled pipe trench, then fills waterproof material in connecting sewing, such as marine glue, flexible waterproof material or water-swellable sealing material etc.；The sealing press strip of steel plate for sealing water and water-swellable is fixed on the overhanging flat board of connecting sewing both sides by pre-embedded bolt connector.Steel plate for sealing water preferably does water-proofing treatment, as used galvanized steel plain sheet etc..
The manner is applicable to the occasion high to waterproof requirement, and sealing material produces dilatancy, and the gap of full connecting sewing after meeting water, is effectively prevented infiltration phenomenon；Steel plate for sealing water can improve the water-impervious ability of connecting sewing, and avoid vibrating cast-in-place concrete time destroy waterproof material；Additionally, steel plate for sealing water plays interim fixing effect during assembled prefabricated assembled pipe trench assembly, after prefabricated assembled pipe trench comes into operation, steel plate for sealing water can also limit the connecting sewing cracking that pipe trench produces because of differential settlement.
Can there be various shape the end of overhanging flat board, such as: the end of overhanging flat board 2 is flat construction, and the connecting sewing 9 between adjacent overhanging flat board is straight seam, and as shown in Figure 6, straight seam connects simple, easy construction；Or, the end of overhanging flat board 2 is tongue-and-groove structure, and the connecting sewing 9 between adjacent overhanging flat board is ribbet, as it is shown in figure 5, the bonding strength of ribbet is high.
For ensureing that connecting sewing is reliably connected, it is desirable to the outside width of connecting sewing 9 is not more than 5mm, inboard width is not more than 20mm；Further, the thickness of overhanging flat board is preferably 60-100mm, and the thickness of cast-in-place concrete is preferably 300-700mm.
Further, the surface of overhanging flat board 2 has carried out coarse process, can by overhanging planar surface shaving, or with pneumatic pick, sandblast, the method such as bath processes overhanging planar surface, until coarse aggregate exposes.Coarse process can increase the cohesive force between overhanging flat board and cast-in-place concrete, prevents prefabricated assembled pipe trench in use New-old concrete interface from ftractureing.
The above is preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. a prefabricated assembled pipe trench assembly, it is characterized in that, including pipe trench component body, overhanging flat board and reserved protruding bar, described overhanging flat board is arranged on outside the two ends of described pipe trench component body, the thickness of described overhanging flat board is less than the thickness of described pipe trench component body outer wall, and described reserved protruding bar is arranged on inside the two ends of described pipe trench component body.
Prefabricated assembled pipe trench assembly the most according to claim 1, it is characterised in that be provided with built-in transverse reinforcing bar and built-in longitudinal reinforcement in the outer wall of described pipe trench component body.
Prefabricated assembled pipe trench assembly the most according to claim 2, it is characterised in that the built-in transverse reinforcing bar of inner side stretches out the outer part of described pipe trench component body, as described reserved protruding bar.
Prefabricated assembled pipe trench assembly the most according to claim 3, it is characterised in that the built-in transverse reinforcing bar in outside reaches in described overhanging flat board.
5. a prefabricated assembled pipe trench, it is characterised in that including the arbitrary described prefabricated assembled pipe trench assembly of multiple claim 2-4, the two ends of adjacent two prefabricated assembled pipe trench assemblies are docking together, wherein:
The overhanging flat board of adjacent two prefabricated assembled pipe trench assemblies is to being close together, and the reserved protruding bar of adjacent two prefabricated assembled pipe trench assemblies links together, and is filled with cast-in-place concrete above the overhanging flat board of adjacent two prefabricated assembled pipe trench assemblies.
Prefabricated assembled pipe trench the most according to claim 5, it is characterized in that, it is provided with overlap joint reinforcing bar on two the reserved protruding bars linked together and sockets reinforcing bar, the diameter of described overlap joint reinforcing bar is more than the diameter of described built-in transverse reinforcing bar, the spacing being smaller than described built-in transverse reinforcing bar of described overlap joint reinforcing bar.
Prefabricated assembled pipe trench the most according to claim 5, it is characterised in that leave connecting sewing, wherein between the overhanging flat board of adjacent two prefabricated assembled pipe trench assemblies:
High-strength mortar or pea gravel concreten it has been stuffed entirely with in described connecting sewing；
Or, be stuffed entirely with high-strength mortar or pea gravel concreten, described high-strength mortar or pea gravel concreten in described connecting sewing is provided above waterproof roll；
Or, the outside of described connecting sewing is filled with high-strength mortar or pea gravel concreten, the inner side of described connecting sewing is filled with waterproof material, described waterproof material be provided above steel plate for sealing water, the side of described steel plate for sealing water is provided with sealing press strip, and described steel plate for sealing water is connected with adjacent two overhanging flat boards by bolt.
Prefabricated assembled pipe trench the most according to claim 7, it is characterised in that the end of described overhanging flat board is flat construction, described connecting sewing is straight seam；Or, the end of described overhanging flat board is tongue-and-groove structure, and described connecting sewing is ribbet.
Prefabricated assembled pipe trench the most according to claim 8, it is characterised in that the outside width of described connecting sewing is not more than 5mm, inboard width is not more than 20mm, and the thickness of described overhanging flat board is 60-100mm, and the thickness of described cast-in-place concrete is 300-700mm.
10. according to the arbitrary described prefabricated assembled pipe trench of claim 5-9, it is characterised in that the surface of described overhanging flat board has carried out coarse process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330016.3U CN205636790U (en) | 2016-04-19 | 2016-04-19 | Prefabricated assembled trench subassembly and prefabricated assembled trench |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620330016.3U CN205636790U (en) | 2016-04-19 | 2016-04-19 | Prefabricated assembled trench subassembly and prefabricated assembled trench |
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| CN205636790U true CN205636790U (en) | 2016-10-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343084A (en) * | 2021-01-11 | 2021-02-09 | 沈阳建筑大学 | Waterproof underground pipe gallery |
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2016
- 2016-04-19 CN CN201620330016.3U patent/CN205636790U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343084A (en) * | 2021-01-11 | 2021-02-09 | 沈阳建筑大学 | Waterproof underground pipe gallery |
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