CN110616743A - Prefabricated optical cable well and construction method thereof - Google Patents
Prefabricated optical cable well and construction method thereof Download PDFInfo
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- CN110616743A CN110616743A CN201910897132.1A CN201910897132A CN110616743A CN 110616743 A CN110616743 A CN 110616743A CN 201910897132 A CN201910897132 A CN 201910897132A CN 110616743 A CN110616743 A CN 110616743A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
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Abstract
The invention relates to the technical field of optical cable installation, in particular to a prefabricated optical cable well and a construction method thereof. The invention has the effect of reducing the construction period of the optical cable well.
Description
Technical Field
The invention relates to the technical field of optical cable installation, in particular to a prefabricated optical cable well and a construction method thereof.
Background
At present, with the coming of the information age, the transmission of network information becomes more and more important, the data of the communication network is mainly transmitted by the communication optical cable, an underground communication pipe network is laid underground in order to save the space resources on the ground in a city, the communication optical cable is laid along the communication pipe network, and in order to facilitate the laying and maintenance of the communication optical cable, a communication optical cable well is arranged in the communication pipe network at intervals.
The existing communication optical cable well usually adopts a brick-built optical cable well, firstly a well groove is dug at a designed position, then the well groove is built to the ground along the inner wall of the well groove by using bricks to form an optical cable well, and a through hole is arranged on the side wall of the optical cable well and is connected with a pipeline of a communication pipe network for communication. Workers perform the laying and maintenance of the optical cables within the cable well.
The above prior art solutions have the following drawbacks: because the space inside the optical cable well is narrow and small, a plurality of workers cannot build the building, and the construction period is long.
Disclosure of Invention
The invention aims to provide a prefabricated optical cable well and a construction method thereof, and the purpose of reducing the construction period of the optical cable well is achieved.
One of the above objects of the present invention is achieved by the following technical solutions:
the utility model provides a prefabricated optical cable well, the optical cable well includes the well body and well lid, and the internal reinforcing bar net that is provided with of well, the well body is prefabricated for reinforced concrete, and the diapire of the well body is provided with lifts the subassembly, and the both sides of the well body are provided with the optical cable pipe, and the connecting hole has been seted up to the lateral wall of the well body, and the connecting hole runs through the lateral wall of the well body, and connecting hole and optical cable pipe intercommunication are provided with airtight subassembly between the well body and the optical cable pipe, and the well lid setting is on the top of the well body, and well lid one side is articulated with the well.
By adopting the technical scheme, when the prefabricated optical cable well is used, firstly, steel bars are bound into a steel bar mesh in a prefabricated factory, then, concrete is poured into a well body, the well cover and the well body are installed in the factory, then, the lifting assembly is installed in the well body, finally, the well body is conveyed to a construction site, a well groove is firstly formed in a design position in the construction site, then, the well body is placed in the well groove, then, a connecting hole is formed in the side wall of the well body, the optical cable pipe and the well body are connected into a whole through the sealing assembly, the well body is prefabricated in the factory in advance, the well body is only placed in the well groove after reaching the construction site and then is connected with the optical cable pipe, the construction steps are few, and the construction steps are blocked, so that the purpose of reducing the construction period of the optical cable well is achieved.
The invention is further configured to: the lifting assembly comprises supporting rods and lifting grooves, the supporting rods are at least provided with two supporting rods, each supporting rod is vertically arranged, each supporting rod comprises a first rod and a second rod, the first rods are fixedly connected with the bottom end of the well body, the second rods are fixedly connected with the lifting grooves, and an adjusting assembly is arranged between each first rod and the corresponding second rod.
Through adopting above-mentioned technical scheme, when using to lift the subassembly and support the optical cable, utilize the bracing piece to support and lift the groove, make to lift the groove and keep away from the diapire of the well body, avoid the corruption of internal moisture of well or other debris to the optical cable, when adjusting the distance between groove to the well body diapire of lifting, adjust the position between first pole and the second pole through adjusting part, lift the diapire that the subassembly made the optical cable keep away from the well body through setting up, promote the life of the internal optical cable of well.
The invention is further configured to: the adjusting assembly comprises an adjusting groove, an adjusting bolt and an adjusting spring, the adjusting groove is formed in the top end of the first rod, the adjusting spring is located in the adjusting groove, one end of the adjusting spring is fixedly connected with the adjusting groove, the other end of the adjusting spring is fixedly connected with one end of the second rod far away from the lifting groove, one end of the second rod, connected with the adjusting spring, is located in the adjusting groove, the adjusting bolt is in threaded connection with the side wall of the adjusting groove, and the adjusting bolt penetrates through the side wall of the adjusting groove and abuts against the second rod.
Through adopting above-mentioned technical scheme, when adjusting the distance of lifting groove to well body diapire, rotate adjusting bolt and make adjusting bolt keep away from the second pole, adjusting spring promotes the second pole and slides in the adjustment tank, adjusts lifting groove to with the connecting hole when the same height, rotate adjusting bolt and second pole butt, the position of second pole and adjustment tank is fixed, adjusting part simple structure, convenient to use promote the convenience when adjusting lifting groove.
The invention is further configured to: the airtight assembly comprises an airtight barrel and an airtight ring, the airtight ring is fixedly connected with one end of the airtight barrel, the diameter of the airtight ring is larger than that of the airtight barrel, one end, far away from the airtight ring, of the airtight barrel penetrates through the connecting hole to be in threaded connection with the optical cable pipe, and the airtight ring is abutted to the side wall of the well body.
By adopting the technical scheme, when the well body and the optical cable pipe are connected by utilizing the sealing assembly, firstly, the sealing ring is fixedly connected with one end of the sealing barrel, then the sealing barrel penetrates through the connecting hole and is in threaded connection with the optical cable pipe, the optical cable pipe is fixed with the sealing barrel by utilizing the threaded connection, and meanwhile, as the sealing ring is fixedly connected with one end of the sealing barrel, the sealing ring is abutted against the side wall of the well body, so that the optical cable pipe is connected with the well body into a whole; meanwhile, the airtight ring is used for sealing a gap between the airtight cylinder and the connecting hole, so that moisture is prevented from entering the well body through the gap between the airtight cylinder and the connecting hole, the humidity degree in the optical cable well is reduced, and the service life of the optical cable in the optical cable well is prolonged.
The invention is further configured to: and a waterproof pad is arranged between the closed ring and the side wall of the well body.
By adopting the technical scheme, when water outside the well body enters the well body through the gap between the connecting hole and the connecting cylinder, the waterproof pad is used for filling the gap between the closed ring and the side wall of the well body, so that the water permeation is reduced, the moisture degree in the optical cable well is reduced, and the service life of the optical cable in the optical cable well is further prolonged.
The invention is further configured to: the overlap joint subassembly includes overlap joint groove and overlap joint piece, and the top at well body lateral wall is seted up in the overlap joint groove, and the well body is kept away from in the overlap joint groove with the articulated department of well lid, overlap joint piece and well lid fixed connection, overlap joint piece and overlap joint groove cooperation of pegging graft.
Through adopting above-mentioned technical scheme, when the well lid sealed well body, promote the well lid and rotate around the articulated shaft and make the overlap joint piece joint in the overlap joint inslot, utilize the overlap joint groove to make the well lid stabilize airtight well body to the spacing of overlap joint piece, stability when setting up the overlap joint subassembly and promoting the airtight well body of well lid.
The invention is further configured to: the well lid is provided with the pulling subassembly, and the pulling subassembly includes pulling board, slide opening, slide bar and limiting plate, and the one end that the well lid is close to the overlap joint piece is seted up to the slide opening, and two have been seted up at least to the slide opening, all sets up the slide bar in every slide opening, slide bar and slide opening sliding connection, and the one end that the well body was kept away from to every slide bar all with pulling board fixed connection, the one end that the pulling board was kept away from to every slide bar all with limiting plate fixed connection, be provided with adsorption component between pulling board and the well lid.
By adopting the technical scheme, when the well lid is opened, the pulling plate is pulled up, the pulling plate drives the sliding rod to slide in the sliding hole, the sliding rod drives the limiting plate to abut against the well lid, and the limiting plate drives the well lid to rotate around the hinge shaft, so that the well lid drives the lap joint blocks to be far away from the lap joint groove to open the well body; rotate the well lid when closing the well lid and rotate around the articulated shaft, drag the pulling board and make the joint piece slowly peg graft and get into the joint inslot, then promote the pulling board and make the pulling board drive the slide bar and slide in the slide opening near the well lid, the slide bar drives the limiting plate and keeps away from the well lid, the pulling board with the well lid butt under adsorption component's effect, set up the pulling subassembly into activity pull formula, promote the planarization between well lid and the ground on every side.
The invention is further configured to: the adsorption component comprises a first magnet and a second magnet, the first magnet is embedded in the pulling plate, the second magnet is embedded in the well cover, the first magnet is abutted to the second magnet, and the first magnet is adsorbed to the second magnet.
Through adopting above-mentioned technical scheme, when the well lid sealed well body, pulling plate and well lid butt, under the adsorption of first magnet and second magnet, pulling plate and well lid support tightly together all the time, make pulling plate seal the slide opening all the time, rainwater has the slide opening to flow to the well internal when avoiding the rainfall, and the leakproofness of pulling plate to the slide opening when promoting the sealed slide opening of pulling plate.
The second aim of the invention is realized by the following technical scheme:
a construction method of a prefabricated optical cable well comprises the following steps:
s1, prefabricating a well body: erecting a steel bar mesh for binding a well body by using steel bars, erecting a mould on the outer side of the steel bars, enabling one end of a first rod, which is far away from an adjusting groove, to penetrate through the mould to be placed in the steel bar mesh on the bottom wall of the well body, pouring concrete into the mould, removing the mould after the concrete is solidified, and manufacturing the well body in batches in a prefabricating factory;
s2, installing a well cover and lifting a groove: the top end of the side wall of the well body is provided with a lap joint groove, one side of the well cover, which is far away from the lap joint block, is hinged with one side of the top end of the side wall of the well body, which is far away from the lap joint groove, then an adjusting spring is fixedly connected in the adjusting groove of the first rod, one end of the second rod, which is far away from the lifting groove, is fixedly connected with the adjusting spring, the lifting groove is pressed, the second rod is positioned in the adjusting groove, and the adjusting bolt is rotated to be abutted against the second rod;
s3, opening a well groove: arranging a well slot on a laying line of the optical cable according to a design position, wherein the diameter of the well slot is larger than that of the well body, and trimming and flattening the bottom wall of the well slot;
s4, installing a well body: the well body is conveyed to a construction site through a large-scale transport vehicle, and the well body is lifted into a well slot by a crane;
s5, opening the cable well: the pulling plate is pulled to drive the first magnet to be separated from the second magnet, the pulling plate drives the sliding rod to slide in the sliding hole, the sliding rod drives the limiting plate to be abutted against the well lid, the pulling plate is continuously pulled to drive the limiting plate to drive the well lid to rotate around the hinged shaft, the lapping block is separated from the lapping groove, and the optical cable well is opened.
S6, opening a connecting hole: arranging a connecting hole at the position of the well body corresponding to the optical cable pipe, so that the connecting hole is communicated with the optical cable pipe;
s7, connecting the optical cable tube: the connecting cylinder penetrates through the waterproof pad and the connecting hole and then is in threaded connection with the optical cable pipe;
s8, adjusting a lifting groove: rotating the adjusting bolt to enable the adjusting bolt to be far away from the second rod, driving the second rod to slide in the adjusting groove by the adjusting spring, adjusting the lifting groove to be at the same height with the connecting hole, and rotating the adjusting bolt to be abutted against the second rod;
s9, sealing the optical cable well: promote the well lid and rotate around the articulated shaft, the overlap joint piece is pegged graft in the overlap joint inslot, promotes the pulling plate and makes the pulling plate be close to the well lid, first magnet and second magnet butt, pulling plate and well lid butt, the sealed slide opening of pulling plate
S10, backfilling: and backfilling soil between the well body and the side wall of the well groove until the soil is level to the ground around the well body and compacted.
By adopting the technical scheme, firstly, the steel bar mesh in a well body shape is bound, the whole well body is filled with the steel bar mesh, the whole compression performance after the well body is poured is improved, the first rod is poured in the bottom wall of the well body, the connectivity between the first rod and the well body is improved, the installation of the well cover and the lifting assembly is carried out in a prefabrication factory, the equipment in the factory is complete, the assembly is convenient, the construction steps of a construction site are reduced, the construction period of the construction site is reduced, a well groove is formed to provide a space for placing the well body, a connecting hole is formed in the construction site, the butt joint with an optical cable pipe in the construction site is convenient, the accuracy of the butt joint between the well body and the optical cable pipe is improved, the optical cable pipe is connected with the well body by utilizing the sealing assembly, the convenience of connecting the optical cable pipe and the well body is improved, the lifting groove is adjusted to be at the same height as the connecting hole, and when the, lift the diapire that the well body was kept away from to the groove support optical cable, the life of the internal optical cable of lift well, utilize the subassembly of beating to seal the well body with the well lid after the cable installation finishes, utilize adsorption component to make the pulling plate and the airtight butt of well lid at last, promote the seal of pulling plate to well lid top slide opening, it is internal to avoid the rainwater to pass through the slide opening and get into the well, further promote the life of the internal optical cable of well, make the optical cable well in the life of the internal optical cable of lift well, reach the purpose that reduces the construction cycle of optical cable well.
In conclusion, the beneficial technical effects of the invention are as follows:
1. the prefabricated well body is arranged in a factory, and the well cover and the lifting groove are installed in the factory, so that only installation is needed in a construction site, and the purpose of reducing the construction period of the optical cable well is achieved;
2. the optical cable in the optical cable well is far away from the bottom wall of the well body by arranging the lifting assembly in the well body, so that the service life of the optical cable in the optical cable well is prolonged;
3. by arranging the airtight assembly between the optical cable well and the optical cable tube, water outside the well body is prevented from entering the well body through the connecting hole, and the drying degree in the well body is improved.
Drawings
FIG. 1 is a schematic view of a state of use of the present invention;
FIG. 2 is a schematic view intended to show the cable well being placed into a well slot;
FIG. 3 is intended to show the inside of a cable well;
FIG. 4 is a cross-sectional view intended to show the inside of a cable well;
fig. 5 is a schematic view for showing the mesh reinforcement.
In the figure, 1, a cable well; 11. a well body; 111. a reinforcing mesh; 112. connecting holes; 12. a well cover; 2. a fiber optic cable tube; 21. a well slot; 3. a lifting assembly; 31. a support bar; 311. a first lever; 312. a second lever; 32. a lifting groove; 4. an adjustment assembly; 41. an adjustment groove; 42. adjusting the bolt; 43. adjusting the spring; 5. a sealing assembly; 51. a closed cylinder; 52. a closed ring; 53. a waterproof pad; 6. an overlapping component; 61. a lap joint groove; 62. a lapping block; 7. a pulling assembly; 71. pulling the movable plate; 72. a slide hole; 73. a slide bar; 74. a limiting plate; 8. an adsorption component; 81. a first magnet; 82. a second magnet.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1 and 2, a prefabricated optical cable well disclosed by the invention comprises a well body 11, wherein a reinforcing mesh 111 (shown in fig. 4) is arranged in the well body 11, the well body 11 is prefabricated by reinforced concrete, a well groove 21 is arranged on the outer side of the well body 11, the well body 11 is completely positioned in the well groove 21, an optical cable pipe 2 is arranged on the outer side of the well body 11, a connecting hole 112 is formed in the side wall of the well body 11, the connecting hole 112 penetrates through the side wall of the well body 11, the connecting hole 112 is communicated with the optical cable pipe 2, a sealing component 5 is arranged between the optical cable pipe 2 and the well body 11, a lifting component 3 (shown in fig. 3) is arranged on the bottom wall of the well body 11, a well cover 12 is arranged at the top end of the well body 11, one side of the well cover 12 is hinged to the top end of the side wall of the well body 11, an overlapping component 6 is arranged between the well cover. Firstly, reinforcing steel bars are bound in a factory to form a reinforcing mesh 111, then concrete is poured to prefabricate the well body 11, then the well cover 12 and the lifting groove 32 are installed in the well body 11, then the well body 11 is transported to a construction site, the well groove 21 is arranged on the construction site, the prefabricated well body 11 is lifted to the well groove 21, then the connecting hole 112 is arranged at the corresponding position of the well body 11, the well body 11 and the optical cable pipe 2 are connected into a whole by using a sealing component, and because the well body 11 is prefabricated in advance in the factory, the well body is simply installed on the construction site, and the purpose of reducing the construction period of the optical cable well 1 is achieved.
Referring to fig. 4 and 5, the lifting assembly 3 includes two support rods 31 and two lifting grooves 32, the two support rods 31 are vertically disposed, the lifting grooves 32 are horizontally disposed on the top ends of the support rods 31, each of the two support rods 31 includes a first rod 311 and a second rod 312, the first rod 311 is fixedly connected to the bottom wall of the well body 11, the second rod 312 is fixedly connected to the lifting grooves 32, an adjusting assembly 4 is disposed between one end of the first rod 311 away from the bottom wall of the well body 11 and one end of the second rod 312 away from the lifting grooves 32, the adjusting assembly 4 includes an adjusting groove 41, an adjusting bolt 42 and an adjusting spring 43, the adjusting groove 41 is disposed at one end of the first rod 311 away from the bottom wall of the well body 11, the adjusting spring 43 is disposed in the adjusting groove 41, one end of the adjusting spring 43 is fixedly connected to the bottom wall of the adjusting groove 41, the other end of the second rod 312 is fixedly connected to one end of the adjusting spring 43 away from the lifting grooves 32, one end of the second rod 312 is disposed in the adjusting, the adjustment bolt 42 is screwed to a side wall of the adjustment groove 41, and the adjustment bolt 42 passes through the side wall of the adjustment groove 41 and abuts against the second rod 312. When adjusting lifting assembly 3, rotate adjusting bolt 42 and keep away from second pole 312, second pole 312 slides in adjustment tank 41 under adjusting spring 43's elastic action, second pole 312 drives lifting tank 32 examination level or keeps away from the diapire of well body 11, when lifting tank 32 and connecting hole 112 are located same height, rotate adjusting bolt 42 and second pole 312 butt, the position of fixed first pole 311 and second pole 312, make the optical cable in optical cable well 1 be located lifting tank 32, reach the life who promotes optical cable well 1 interior optical cable.
Referring to fig. 4, the sealing assembly 5 includes a sealing cylinder 51, a sealing ring 52 and a waterproof pad 53, the sealing ring 52 is fixedly connected with one end of the sealing cylinder 51, the diameter of the sealing ring 52 is larger than that of the connection hole 112, one end of the sealing cylinder 51 far away from the sealing ring 52 penetrates through the connection hole 112 to be in threaded connection with the optical cable pipe 2, the waterproof pad 53 is located between the sealing ring 52 and the side wall of the well body 11, one side of the waterproof pad 53 abuts against the sealing ring 52, the other side abuts against the side wall of the well body 11, and the waterproof pad 53 is made of rubber. When the sealing device is used, one end of the sealing cylinder 51 far away from the sealing ring 52 penetrates through the waterproof pad 53 and the connecting hole 112 to be in threaded connection with the optical cable pipe 2, the sealing cylinder 51 is rotated, the waterproof pad 53 is driven by the sealing cylinder 51 to be close to the side wall of the well body 11, the waterproof pad 53 is used for filling a gap between the sealing ring 52 and the side wall of the well body 11, and the sealing performance between the sealing ring 52 and the side wall of the well body 11 is improved.
Referring to fig. 3, the lap joint assembly 6 includes a lap joint groove 61 and a lap joint block 62, the lap joint groove 61 is opened on one side of the side wall of the well body 11 far away from the hinge shaft, the lap joint groove 61 is opened on the top of the side wall of the well body 11, the lap joint block 62 is fixedly connected with one side of the well lid 12 far away from the hinge shaft, and the lap joint block 62 is matched with the lap joint groove 61 in a splicing manner. When the well body 11 is opened, the well lid 12 is driven to rotate around the hinge shaft through the pulling assembly 7 of the well lid 12, and the well lid 12 drives the lapping block 62 to be far away from the lapping groove 61; when the well lid 12 seals the well body 11, the well lid 12 drives the overlapping block 62 to be inserted in the overlapping groove 61.
Referring to fig. 5, the pulling assembly 7 includes a pulling plate 71, at least two sliding holes 72, a sliding rod 73 and a limit plate 74, the sliding hole 72 is formed at one end of the manhole cover 12 close to the connecting block 62, the sliding holes 72 are at least two, the sliding rod 73 is arranged in each sliding hole 72, the sliding rod 73 is connected with the sliding hole 72 in a sliding manner, one end of each sliding rod 73 far away from the manhole body 11 is fixedly connected with the pulling plate 71, one end of each sliding rod 73 far away from the pulling plate 71 is fixedly connected with the limit plate 74, an adsorbing assembly 8 is arranged between the pulling plate 71 and the manhole cover 12, the adsorbing assembly 8 includes a first magnet 81 and a second magnet 82, the first magnet 81 is embedded at one side of the pulling plate 71 close to the manhole cover 12, the first magnet 81 is flush with one side of the pulling plate 71 close to the manhole cover 12, the second magnet 82 is embedded at one side of the manhole cover 12 close to the pulling plate 71, the second magnet 82 is flush with one, the first magnet 81 and the second magnet 82 can abut against each other, and the first magnet 81 and the second magnet 82 are attracted to each other. When the well body 11 is opened, the pulling plate 71 is pulled up to drive the first magnet 81 to be far away from the second magnet 82, the pulling plate 71 drives the sliding rod 73 to slide in the sliding hole 72, the sliding rod 73 drives the limit plate 74 to be abutted against the well lid 12, the pulling plate 71 is continuously pulled up to drive the limit plate 74 to drive the well lid 12 to rotate around the hinged shaft, and the well body 11 is opened; when the manhole cover 12 seals the manhole body 11, the manhole cover 12 is rotated to seal the manhole cover 12 to the manhole body 11, the pulling plate 71 is pushed to make the pulling plate 71 abut against the manhole cover 12, and the first magnet 81 and the second magnet 82 are attracted to each other to make the pulling plate 71 always seal the sliding hole 72.
The implementation principle of the embodiment is as follows: firstly, binding a reinforcing mesh 111 by using reinforcing steel bars in a prefabricating factory, prefabricating a well body 11 made of reinforced concrete by using concrete, connecting the well cover 12 and a lifting groove 32 with the well body 11 in the factory, then integrally conveying the well body 11 to a construction site, digging out the well groove 21 in the construction site, then lifting the well body 11 into the well groove 21, then pulling up a pulling plate 71 to drive a first magnet 81 to be far away from a second magnet 82, driving a sliding rod 73 to slide in a sliding hole 72, driving a limiting plate 74 to be abutted against the well cover 12 by the sliding rod 73, driving the well cover 12 to rotate around a hinged shaft by the limiting plate 74, driving a lap joint block 62 to be far away from a lap joint groove 61 by the well body 12, opening the well body 11, allowing a worker to enter the well body 11, forming a connecting hole 112 at a position, corresponding to the optical cable pipe 2, penetrating one end, far away from a sealing ring 52, of a sealing cylinder 51 through a waterproof pad 53 and the connecting hole 112, and then being in threaded, rotating the sealing cylinder 51 to make the sealing ring 52 drive the waterproof pad 53 to abut against the side wall of the well body 11, then rotating the adjusting bolt 42 to make the adjusting bolt 42 far away from the second rod 312, the adjusting spring 43 pushes the second rod 312 to rise in the adjusting groove 41, the second rod 312 drives the lifting groove 32 far away from the side wall of the well body 11, when the lifting groove 32 and the connecting hole 112 are at the same height, rotating the adjusting bolt 42 to abut against the second rod 312, fixing the positions of the first rod 311 and the second rod 312, then entering the optical cable into the well body 11 through the optical cable tube 2 and the sealing cylinder 51, placing the optical cable in the well body 11 in the lifting groove 32, then penetrating the well body 11 from the sealing cylinder 51 at the connecting hole 112 at the other side of the well body 11, entering the optical cable tube 2 at the other side, then leaving the well body 11, rotating the well lid 12 to make the lap joint block 62 to be in the lap joint groove 61, then pushing the pulling plate 71 to approach the well lid 12 to make the first magnet 81 and the second abutting magnet 82, the pulling plate 71 is abutted against the well lid 12, the pulling plate 71 seals the sliding hole 72, and the purpose of reducing the construction period of the optical cable well 1 is achieved through the steps.
Example two:
the invention discloses a construction method of a prefabricated optical cable well, which is used for constructing the prefabricated optical cable well in the first construction embodiment and comprises the following steps:
s1, prefabricating the well body 11: erecting a reinforcing mesh 111 for binding the well body 11 by using reinforcing steel bars, erecting a mould outside the reinforcing mesh 111, penetrating one end of the first rod 311, which is far away from the adjusting groove 41, through the mould and positioned in the reinforcing mesh 111 on the bottom wall of the well body 11, finally pouring concrete into the mould, removing the mould after the concrete is solidified, and manufacturing the well body 11 in batches in a prefabricating factory;
s2, installing the well lid 12 and the lifting groove 32: the top end of the side wall of the well body 11 is provided with a lapping groove 61, one side of the well cover 12 far away from a lapping block 62 is hinged with one side of the top end of the side wall of the well body 11 far away from the lapping groove 61, an adjusting spring 43 is fixedly connected in an adjusting groove 41 of a first rod 311, one end of a second rod 312 far away from a lifting groove 32 is fixedly connected with the adjusting spring 43, the lifting groove 32 is pressed, the second rod 312 is positioned in the adjusting groove 41, and an adjusting bolt 42 is rotated to be abutted against the second rod 312;
s3, opening the well slot 21: arranging a well groove 21 on a laying line of the optical cable according to a design position, wherein the diameter of the well groove 21 is larger than that of the well body 11, and trimming the bottom wall of the well groove 21 to be flat;
s4, installing the well body 11: the well body 11 is conveyed to a construction site through a large-scale transport vehicle, and then the well body 11 is lifted into the well slot 21 by a crane;
s5, opening the cable well 1: pulling the pulling plate 71 to drive the first magnet 81 to separate from the second magnet 82, the pulling plate 71 drives the sliding rod 73 to slide in the sliding hole 72, the sliding rod 73 drives the limiting plate 74 to abut against the well lid 12, the pulling plate 71 is continuously pulled to enable the limiting plate 74 to drive the well lid 12 to rotate around the hinge shaft, the lap joint block 62 is separated from the lap joint groove 61, and the optical cable well 1 is opened.
S6, opening the connecting hole 112: a connecting hole 112 is formed in the well body 11 corresponding to the optical cable tube 2, so that the connecting hole 112 is communicated with the optical cable tube 2;
s7, connecting the optical cable tube 2: the connecting cylinder passes through the waterproof pad 53 and the connecting hole 112 and then is in threaded connection with the optical cable tube 2;
s8, adjusting the lifting groove 32: the adjusting bolt 42 is rotated to enable the adjusting bolt 42 to be far away from the second rod 312, the adjusting spring 43 drives the second rod 312 to slide in the adjusting groove 41, the lifting groove 32 is adjusted to be at the same height with the connecting hole 112, and the adjusting bolt 42 is rotated to be abutted against the second rod 312;
s9, sealing the optical cable well 1: the manhole cover 12 is pushed to rotate around the hinge shaft, the lap joint block 62 is inserted in the lap joint groove 61, then the pull plate 71 is pushed to enable the pull plate 71 to be close to the manhole cover 12, the first magnet 81 is abutted to the second magnet 82, the pull plate 71 is abutted to the manhole cover 12, and the pull plate 71 seals the sliding hole 72
S10, backfilling: and backfilling soil between the well body 11 and the side wall of the well groove 21 until the soil is level with the ground around the well body 11 and compacted.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. A prefabricated fiber optic cable well, comprising: optical cable well (1) is including the well body (11) and well lid (12), be provided with reinforcing bar net (111) in the well body (11), the well body (11) is prefabricated for reinforced concrete, the diapire of the well body (11) is provided with lifts subassembly (3), the both sides of the well body (11) are provided with optical cable pipe (2), connecting hole (112) have been seted up to the lateral wall of the well body (11), connecting hole (112) run through the lateral wall of the well body (11), connecting hole (112) and optical cable pipe (2) intercommunication, be provided with airtight subassembly (5) between the well body (11) and optical cable pipe (2), well lid (12) set up the top in the well body (11), well lid (12) one side is articulated with the well body (11), be provided with overlap joint subassembly (6) between opposite side and the well body (11).
2. A pre-fabricated fiber optic cable well according to claim 1, wherein: lift subassembly (3) including bracing piece (31) and lifting groove (32), bracing piece (31) are provided with two at least, the equal vertical setting in every bracing piece (31), every bracing piece (31) all includes first pole (311) and second pole (312), the bottom fixed connection of first pole (311) and well body (11), second pole (312) and lifting groove (32) fixed connection, be provided with between first pole (311) and the second pole (312) adjusting part (4).
3. A pre-fabricated fiber optic cable well according to claim 2, wherein: adjusting part (4) are including adjustment tank (41), adjusting bolt (42) and adjusting spring (43), the top at first pole (311) is seted up in adjustment tank (41), adjusting spring (43) are located adjustment tank (41), the one end and the adjustment tank (41) fixed connection of adjusting spring (43), the one end fixed connection of lifting groove (32) is kept away from with second pole (312) to the other end, the one end that adjusting spring (43) was connected in second pole (312) is located adjustment tank (41), adjusting bolt (42) and the lateral wall threaded connection of adjustment tank (41), adjusting bolt (42) pass the lateral wall and the second pole (312) butt of adjustment tank (41).
4. A pre-fabricated fiber optic cable well according to claim 1, wherein: the closed assembly (5) comprises a closed cylinder (51) and a closed ring (52), the closed ring (52) is fixedly connected with one end of the closed cylinder (51), the diameter of the closed ring (52) is larger than that of the closed cylinder (51), one end, far away from the closed ring (52), of the closed cylinder (51) penetrates through the connecting hole (112) to be in threaded connection with the optical cable pipe (2), and the closed ring (52) is abutted to the side wall of the well body (11).
5. A pre-fabricated fiber optic cable well according to claim 4, wherein: a waterproof pad (53) is arranged between the closed ring (52) and the side wall of the well body (11).
6. A pre-fabricated fiber optic cable well according to claim 1, wherein: overlap joint subassembly (6) are including overlap joint groove (61) and overlap joint piece (62), and set up on the top of the well body (11) lateral wall in overlap joint groove (61), and the well body (11) is kept away from in overlap joint groove (61) and well lid (12) articulated department, overlap joint piece (62) and well lid (12) fixed connection, and overlap joint piece (62) are pegged graft with overlap joint groove (61) and are cooperated.
7. A pre-fabricated fiber optic cable well according to claim 1, wherein: well lid (12) are provided with pulling subassembly (7), pulling subassembly (7) are including pulling board (71), slide opening (72), slide bar (73) and limiting plate (74), the one end that is close to overlap joint piece (62) in well lid (12) is seted up in slide opening (72), two have at least been seted up in slide opening (72), all set up slide bar (73) in every slide opening (72), slide bar (73) and slide opening (72) sliding connection, the one end that the well body (11) was kept away from in every slide bar (73) all with pulling board (71) fixed connection, the one end that pulling board (71) were kept away from in every slide bar (73) all with limiting plate (74) fixed connection, be provided with adsorption component (8) between pulling board (71) and well lid (12).
8. A pre-fabricated fiber optic cable well according to claim 7, wherein: the adsorption component (8) comprises a first magnet (81) and a second magnet (82), the first magnet (81) is embedded in the pulling plate (71), the second magnet (82) is embedded in the well cover (12), the first magnet (81) is abutted to the second magnet (82), and the first magnet (81) is adsorbed to the second magnet (82).
9. A construction method of a prefabricated optical cable well is characterized by comprising the following steps:
s1, prefabricating the well body (11): erecting a reinforcing mesh (111) in a binding well body (11) shape by using reinforcing steel bars, erecting a mould on the outer side of the reinforcing steel bars, enabling one end of a first rod (311) far away from an adjusting groove (41) to penetrate through the mould to be placed in the reinforcing mesh (111) on the bottom wall of the well body (11), pouring concrete into the mould, removing the mould after the concrete is solidified, and manufacturing the well body (11) in batches in a prefabricating factory;
s2, installing the well lid (12) and the lifting groove (32): the top end of the side wall of the well body (11) is provided with a lap joint groove (61), one side, far away from a lap joint block (62), of the well lid (12) is hinged with one side, far away from the lap joint groove (61), of the top end of the side wall of the well body (11), then an adjusting spring (43) is fixedly connected in an adjusting groove (41) of a first rod (311), one end, far away from a lifting groove (32), of a second rod (312) is fixedly connected with the adjusting spring (43), the lifting groove (32) is pressed, the second rod (312) is located in the adjusting groove (41), and the adjusting bolt (42) is rotated to be abutted against the second rod (312);
s3, opening a well groove (21): a well groove (21) is arranged on a laying line of the optical cable according to a design position, the diameter of the well groove (21) is larger than that of the well body (11), and the bottom wall of the well groove (21) is trimmed to be flat;
s4, installing the well body (11): the well body (11) is conveyed to a construction site through a large-scale transport vehicle, and the well body (11) is lifted into a well groove (21) by a crane;
s5, opening the cable well (1): pulling up the pulling plate (71) to drive the first magnet (81) to be separated from the second magnet (82), driving the sliding rod (73) to slide in the sliding hole (72) by the pulling plate (71), driving the limiting plate (74) to be abutted against the well lid (12) by the sliding rod (73), continuously pulling up the pulling plate (71) to drive the limiting plate (74) to drive the well lid (12) to rotate around the hinge shaft, separating the lap joint block (62) from the lap joint groove (61), and opening the optical cable well (1);
s6, opening a connecting hole (112): a connecting hole (112) is formed in the position, corresponding to the optical cable tube (2), of the well body (11), so that the connecting hole (112) is communicated with the optical cable tube (2);
s7, connecting the optical cable tube (2): the connecting cylinder penetrates through the waterproof pad (53) and the connecting hole (112) and then is in threaded connection with the optical cable tube (2);
s8, adjusting the lifting groove (32): the adjusting bolt (42) is rotated to enable the adjusting bolt (42) to be far away from the second rod (312), the adjusting spring (43) drives the second rod (312) to slide in the adjusting groove (41), the lifting groove (32) is adjusted to be at the same height with the connecting hole (112), and the adjusting bolt (42) is rotated to be abutted against the second rod (312);
s9, sealing the optical cable well (1): the manhole cover (12) is pushed to rotate around the hinge shaft, the lap joint block (62) is inserted in the lap joint groove (61), the pull plate (71) is pushed to enable the pull plate (71) to be close to the manhole cover (12), the first magnet (81) is abutted to the second magnet (82), the pull plate (71) is abutted to the manhole cover (12), and the pull plate (71) seals the sliding hole (72)
S10, backfilling: backfilling soil between the well body (11) and the side wall of the well groove (21), and backfilling until the soil is level with the ground around the well body (11) and compacting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910897132.1A CN110616743A (en) | 2019-09-23 | 2019-09-23 | Prefabricated optical cable well and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910897132.1A CN110616743A (en) | 2019-09-23 | 2019-09-23 | Prefabricated optical cable well and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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Application publication date: 20191227 |