CN217579825U - Prefabricated pin-connected panel rainwater box culvert suitable for integrative machine of strutting - Google Patents
Prefabricated pin-connected panel rainwater box culvert suitable for integrative machine of strutting Download PDFInfo
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- CN217579825U CN217579825U CN202221213111.7U CN202221213111U CN217579825U CN 217579825 U CN217579825 U CN 217579825U CN 202221213111 U CN202221213111 U CN 202221213111U CN 217579825 U CN217579825 U CN 217579825U
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- box culvert
- socket
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- section box
- bellmouth
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
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Abstract
The utility model relates to a prefabricated pin-connected panel rainwater box culvert suitable for integrative strut machine belongs to the drainage technology field, it is provided with annular stagnant water steel sheet specifically to include between cast-in-place section box culvert and the prefabricated section box culvert, be provided with a plurality of longitudinal tie reinforcing bars on the prefabricated section box culvert, the steel reinforcement cage fixed connection of longitudinal tie reinforcing bar and cast-in-place section box culvert, prefabricated section box culvert includes a plurality of end to end tube couplings that connect gradually, the both ends of tube coupling are provided with bellmouth and socket respectively, the socket is used for the cartridge in the bellmouth of adjacent tube coupling, be provided with seal assembly between bellmouth and the socket, pre-buried unbonded prestress wire in the tube coupling, the nook middle part of tube coupling is provided with the stretch-draw groove, unbonded prestress wire passes along the stretch-draw groove, and still the cover is equipped with the PVC pipe on the unbonded prestress wire, the PVC pipe is located the stretch-draw inslot, the utility model discloses simple structure, convenient construction, can water-proof effects be good, ground warp adaptability is strong.
Description
Technical Field
The utility model relates to a prefabricated pin-connected panel rainwater box culvert suitable for integrative machine of strutting belongs to drainage technology field.
Background
The construction in present city underground space is except traditional open cut cast-in-place construction, still has to the ground environment especially city numerous region ground influence less novel rapid Assembly strut all-in-one equipment, strut the all-in-one and can realize quick excavation and backfill, put forward the requirement to the quick construction of secret rainwater box culvert simultaneously to strut advancing of all-in-one and need the rainwater box culvert of having been under construction to provide the effect of back wall, prefabricated assembly technique as novel, green, the construction technique of environmental protection, has wide application in the building engineering field. Current prefabricated rainwater box culvert only adopts the bell and spigot structure when the assembly, lacks reliable sealed, leads to the rainwater box culvert condition of leaking to appear.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that prior art exists, the utility model provides a simple structure, construction convenience can water-proof effects be good, and ground warp the strong prefabricated pin-connected panel rainwater box culvert that is applicable to integrative supporting machine of adaptability.
For realizing above-mentioned purpose, the utility model discloses a technical scheme be a prefabricated pin-connected panel rainwater box culvert suitable for integrative supporting machine, include cast-in-place section box culvert and prefabricated section box culvert, be provided with annular stagnant water steel sheet between cast-in-place section box culvert and the prefabricated section box culvert, be provided with a plurality of longitudinal connecting reinforcing bars on the prefabricated section box culvert, the steel reinforcement cage fixed connection of longitudinal connecting reinforcing bar and cast-in-place section box culvert, prefabricated section box culvert includes a plurality of tube joints that connect gradually end to end, the both ends of tube joint are provided with bellmouth and socket respectively, the socket is used for the cartridge in the bellmouth of adjacent tube joint, be provided with seal assembly between bellmouth and the socket, pre-buried unbonded prestress wire in the tube joint, the tuck angle middle part of tube joint is provided with the stretch-draw groove, unbonded prestress wire follows the stretch-draw groove passes, just it is equipped with the PVC pipe still to overlap on the unbonded prestress wire, the PVC pipe is located the stretch-draw inslot.
Preferably, the sealing assembly comprises a plurality of sealing grooves formed in the middle of the socket and elastic sealing rubber rings arranged in the sealing grooves, and the outer surface of the socket and the inner surface of the socket are respectively coated with a two-component polysulfide sealing paste layer.
Preferably, the section of the elastic sealing rubber ring is of a wedge-shaped structure.
Preferably, still be provided with the slip casting pipe on the socket, be provided with the slip casting groove on the inner wall of socket, the slip casting pipe extends to the surface of socket by the slip casting groove, the bottom of slip casting pipe still is provided with the screw end cap.
Preferably, a water-swelling elastic rubber water stop is further arranged between the socket and the spigot, and the water-swelling elastic rubber water stop is arranged on one side close to the inner wall of the pipe joint.
Compared with the prior art, the utility model discloses following technological effect has:
1. the prefabricated assembled rainwater box culvert has the advantages that by means of the arrangement of the bell and spigot, the wedge-shaped elastic rubber ring of the groove of the bell and spigot, the unbonded prestressed steel strand threading holes reserved at the tube section fluid corners, the tensioning box reserved in the middle of each tube section fluid corner and the like, the waterproof effect at the tube section connecting parts is more reliable; the stretching of the unbonded prestressed steel strands enables the pipe joints to form a plurality of linear structural bodies with good water-tight property and flexibility, so that the whole pipe joints have the capability of being strongly adaptive to the deformation of the foundation.
2. This prefabricated pin-connected panel rainwater box culvert, reserve the slip casting hole through the socket and can accomplish the waterproof seal's of back detection joint as the component installation use, but also can pour into sealed glue into under the condition that the seepage appears in the joint, as one of the waterproof emergency measures of joint, play the mending-leakage effect.
3. This prefabricated pin-connected panel rainwater box culvert, main body concrete adopt C40, can bear and strut the all-in-one to the horizontal thrust of tube coupling, guarantee to strut the demand that the all-in-one installed fast to the tube coupling.
4. This prefabricated pin-connected panel rainwater box culvert makes prefabricated pin-connected panel rainwater box culvert and cast-in-place rainwater box culvert junction avoid the phenomenon of leaking through the pre-buried 300mm wide stagnant water steel sheet of end and reservation horizontal reinforcement.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the cross section structure of the middle pipe joint of the present invention.
Fig. 3 is a schematic view of the vertical structure of the middle pipe joint of the present invention.
Fig. 4 is a schematic diagram of the structure of the middle pipe joint socket of the present invention.
Figure 5 is the utility model discloses well prefabricated section box culvert and cast-in-place section box culvert's connection diagram.
Detailed Description
In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 5, a prefabricated assembled rainwater box culvert suitable for an integrated supporting machine comprises a cast-in-place section box culvert 15 and a prefabricated section box culvert 14, an annular water stop steel plate 16 is arranged between the cast-in-place section box culvert 15 and the prefabricated section box culvert 14, a plurality of longitudinal connecting steel bars are arranged on the prefabricated section box culvert 14 and fixedly connected with a steel reinforcement cage of the cast-in-place section box culvert 15, the prefabricated section box culvert 14 comprises a plurality of pipe joints 1 which are sequentially connected end to end, two ends of each pipe joint 1 are respectively provided with a socket 4 and a socket 5, each socket 5 is used for being inserted into the socket 4 of the adjacent pipe joint, a sealing assembly is arranged between each socket 4 and each socket 5, unbonded prestressed steel strands are pre-embedded in the pipe joints 1, tensioning grooves 3 are arranged in the middle parts of fluid corners of the pipe joints 1, the unbonded steel strands pass through the tensioning grooves, and PVC pipes 2 are further sleeved on the unbonded prestressed steel strands and are located in the tensioning grooves 3.
The sealing assembly comprises a plurality of sealing grooves formed in the middle of the socket and an elastic sealing rubber ring 6 arranged in each sealing groove, and the outer surface of the socket 5 and the inner surface of the socket 4 are respectively coated with a two-component polysulfide sealing paste layer 10.
The utility model discloses every section length 2.5m of well tube coupling 1, both ends set up respectively to bellmouth 4 and socket 5, and three seal grooves are reserved to the bellmouth, and lay elastic sealing rubber ring 6 in the seal groove respectively, and elastic sealing rubber ring 6's cross-section is the wedge structure. Meanwhile, the water-swelling elastic rubber water stop belt 9 and the double-component polysulfide sealing paste layer 10 are arranged between the bell mouth 4 and the socket 5, the wedge-shaped elastic rubber ring 6 and the water-swelling elastic rubber water stop belt 9 are installed on the prefabricated box culvert connector through the arrangement of the bell mouth 4 and the socket 5, and the double-component polysulfide sealing paste layer 10 is smeared at the joint of the inner wall and the outer wall after the prefabricated box culvert connector is installed in place, so that the waterproof problem of the joint of the prefabricated box culvert is solved.
Tensioning groove 3 is reserved at 13 departments of tucking in the angle of pipe joint 1, and tensioning groove 3 is located the middle part of pipe joint, and it is more convenient when hoisting, propulsion, installation wedge elastic rubber ring 6 and water-swelling elastic rubber waterstop 9 to make prefabricated box culvert through tensioning groove 3. The pipe joint is also pre-buried with the unbonded prestressed steel strand, the unbonded prestressed steel strand passes through the pre-buried diameter 40X2.0mmPVC pipe in the tensioning groove, after the pipe joint is installed with three sections or four sections of pipe joints, tensioning is carried out for one time through the unbonded prestressed steel strand in the tensioning groove, the tensioning groove is sealed by micro-expansion concrete after tensioning is finished to play a role in protecting the tensioning node, and the pipe joint after tensioning can better adapt to the deformation of a foundation. Prefabricated section box culvert 14 is pre-buried 3mm thick 300mm wide stagnant water steel sheet 16 and longitudinal tie reinforcing bar, when cast-in-place section box culvert 15 is connected with prefabricated section box culvert lateral wall 14, pour stagnant water steel sheet 16 general and longitudinal tie reinforcing bar in cast-in-place section box culvert 15, make prefabricated section and the waterproof problem of cast-in-place section contact surface can solve, can backfill after the pipe coupling installation stretch-draw finishes, the all-in-one is strutted along with hoisting hole simultaneously and continues to install the pipe coupling forward, make laying of rainwater box culvert convenient and fast more.
In addition, still be provided with slip casting pipe 11 on the socket 5, be provided with slip casting groove 12 on the inner wall of socket 5, slip casting pipe 11 extends to the surface of socket by the slip casting groove, and the bottom of slip casting pipe 11 still is provided with the screw end cap. Slip casting pipe adopts DN10mm steel pipe, and the slip casting pipe 11 is laid to socket 5 can inspect the water-stop performance between prefabricated rainwater box culvert installation completion back wedge elastic rubber ring 6 and the water-swelling elastic rubber waterstop 9, when the seepage appears, can in time carry out the slip casting through the slip casting pipe simultaneously and seal easy maintenance.
To sum up, this pin-connected panel rainwater box culvert guarantees the node water-proof effects and the adaptation topography deformability of this rainwater box culvert through a series of measures such as water inflation elastic rubber waterstop, unbonded prestress wire, two ingredient polysulfide sealants, pre-buried 3mm thick 300mm wide stagnant water steel sheet through wedge elastic rubber circle during the installation. Meanwhile, most construction of the spliced rainwater box culvert is carried out in a factory, the construction quality and the concrete maintenance are less influenced by climate change, the influence on environmental pollution is less than that of cast-in-place concrete, the green environmental protection idea is embodied, the rapid installation method can save time for field construction, and the efficient idea is embodied particularly in pipeline construction which can adapt to the requirement of rapid excavation and rapid backfilling of a city core area.
The above description is only exemplary of the present invention and should not be taken as limiting, and any modifications, equivalents, and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a prefabricated pin-connected panel rainwater box culvert suitable for machine is strutted to an organic whole, includes cast-in-place section box culvert and prefabricated section box culvert, its characterized in that: be provided with annular stagnant water steel sheet between cast-in-place section box culvert and the prefabricated section box culvert, be provided with a plurality of longitudinal joint reinforcing bars on the prefabricated section box culvert, the steel reinforcement cage fixed connection of longitudinal joint reinforcing bar and cast-in-place section box culvert, prefabricated section box culvert includes a plurality of tube joints that connect gradually end to end, the both ends of tube joint are provided with bellmouth and socket respectively, the socket is used for the cartridge in the bellmouth of adjacent tube joint, be provided with sealing component between bellmouth and the socket, pre-buried unbonded prestress wire in the tube joint, the tuck angle middle part of tube joint is provided with the tensioning groove, unbonded prestress wire follows the tensioning groove passes, just it has the PVC pipe still to overlap on the unbonded prestress wire, the PVC pipe is located the tensioning groove.
2. The prefabricated assembled rainwater box culvert suitable for an integrated supporting machine according to claim 1, characterized in that: the sealing assembly comprises a plurality of sealing grooves formed in the middle of the socket and elastic sealing rubber rings arranged in the sealing grooves, and the outer surface of the socket and the inner surface of the socket are respectively coated with a two-component polysulfide sealing paste layer.
3. The prefabricated assembled rainwater box culvert suitable for an integrated supporting machine according to claim 2, characterized in that: the section of the elastic sealing rubber ring is of a wedge-shaped structure.
4. The prefabricated assembled rainwater box culvert suitable for an integrated supporting machine according to any one of claims 1 to 3, characterized in that: still be provided with the slip casting pipe on the socket, be provided with the slip casting groove on the inner wall of socket, the slip casting pipe extends to the surface of socket by the slip casting groove, the bottom of slip casting pipe still is provided with the screw end cap.
5. The prefabricated assembled rainwater box culvert suitable for an integrated supporting machine according to claim 1, characterized in that: still be provided with the water-swelling elastic rubber waterstop between bellmouth and the socket, the water-swelling elastic rubber waterstop is close to one side of tube coupling inner wall and arranges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221213111.7U CN217579825U (en) | 2022-05-20 | 2022-05-20 | Prefabricated pin-connected panel rainwater box culvert suitable for integrative machine of strutting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221213111.7U CN217579825U (en) | 2022-05-20 | 2022-05-20 | Prefabricated pin-connected panel rainwater box culvert suitable for integrative machine of strutting |
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| CN217579825U true CN217579825U (en) | 2022-10-14 |
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| CN202221213111.7U Active CN217579825U (en) | 2022-05-20 | 2022-05-20 | Prefabricated pin-connected panel rainwater box culvert suitable for integrative machine of strutting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117071462A (en) * | 2023-08-25 | 2023-11-17 | 上海宝冶集团有限公司 | Prefabricated box culvert hoisting and splicing method |
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2022
- 2022-05-20 CN CN202221213111.7U patent/CN217579825U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117071462A (en) * | 2023-08-25 | 2023-11-17 | 上海宝冶集团有限公司 | Prefabricated box culvert hoisting and splicing method |
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