CN109706970A - A kind of prefabricated square cable active well - Google Patents
A kind of prefabricated square cable active well Download PDFInfo
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- CN109706970A CN109706970A CN201811515470.6A CN201811515470A CN109706970A CN 109706970 A CN109706970 A CN 109706970A CN 201811515470 A CN201811515470 A CN 201811515470A CN 109706970 A CN109706970 A CN 109706970A
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Abstract
本发明公开了一种预制方形电缆工作井，包括井室以及连接井室端头的井筒，所述井室包括预制成型的底板、井壁板和顶板，所述底板和顶板上下平行设置，所述井壁板垂直连接底板和顶板的两侧；所述井壁板的下端与底板的左右两端之间设有浇筑混凝土的现浇混凝土空腔带，所述现浇混凝土空腔带中浇筑的混凝土与钢筋笼结合形成三角锚固现浇带；相邻两底板的对接端采用钢垫板和装配螺栓配合紧固为一体，相邻两井壁板的对接端采用钢垫板和装配螺栓配合紧固为一体。本发明增大了电缆井整体的稳固性和抗震性。
The invention discloses a prefabricated square cable working well, which comprises a well chamber and a wellbore connected to the ends of the well chamber. The well chamber comprises a prefabricated bottom plate, a well wall plate and a top plate. The bottom plate and the top plate are arranged in parallel up and down, so that the The well wall plate is vertically connected to both sides of the bottom plate and the top plate; the lower end of the well wall plate and the left and right ends of the bottom plate are provided with a cast-in-place concrete cavity belt for pouring concrete, and the cast-in-place concrete cavity belt is poured in The concrete and the reinforcement cage are combined to form a triangular anchoring cast-in-place belt; the butt ends of the two adjacent bottom plates are fastened together with steel backing plates and assembly bolts, and the butt ends of the adjacent two well wall plates are matched with steel backing plates and assembly bolts. Fastened as one. The invention increases the overall stability and shock resistance of the cable well.
Description
Technical field
The present invention relates to electric power project engineerings, and in particular to cable work well.
Background technique
As modernization of urban construction is increasingly accelerated, city space day is becoming tight, for effective use soil and space
Resource, buried cable have become the demand and trend of current social development.Currently, domestic cable pipe trench, active well are mostly existing
Pouring concrete formula, the good integrity of this pipe trench, active well is impervious, anti-seismic performance is good, but construction site is excavated and placing of material
It takes up a large area, human input is more, heavy workload, and molding is time-consuming and is difficult to reuse, long construction period and cannot
Guarantee construction quality；Construction period generates noise and dust pollution, and road pavement traffic impact is big, brings not to public's daily life
Just；In the shallower location of level of ground water, construction period need to draw water for a long time, and power consumption is big.
Precast splice type cable pipe trench active well can overcome existing defect and deficiency around concrete type cable work well, still
The problem of being subjected to displacement under earth pressure effect there is also side wall.
Summary of the invention
The technical problem to be solved by the invention is to provide a kind of prefabricated square cable active wells, solve side wall in soil layer
It is subjected to displacement under pressure effect, and improves the stability and shock resistance of cable shaft entirety.
In order to solve the above technical problems, the present invention adopts the following technical scheme: a kind of prefabricated square cable active well, including
Well room and the pit shaft for connecting well room end, the well room includes prefabricated profiled bottom plate, borehole wall plate and top plate, the bottom plate and
Top plate is arranged in parallel up and down, the two sides of the borehole wall plate vertical connecting bottom board and top plate；The lower end of the borehole wall plate and bottom plate
The cast-in-place concrete cavity band of casting concrete is equipped between left and right ends, the cast-in-place concrete cavity band includes borehole wall plate
The tongue and groove of lower end and the setting of the left and right ends of bottom plate leads to the muscle that goes out of reinforcing bar from tongue and groove, and the muscle bending out is that triangle is curved
The triangle crotch that hook and borehole wall plate are drawn with bottom plate is horizontally staggered, and the triangle crotch and elongated muscle binding and fixing form steel
Muscle cage, the concrete and rebar cage poured in the cast-in-place concrete cavity band, which combines, forms triangle anchoring cast-in-site stripe；Adjacent two
The butt end of bottom plate is fastened as a whole using billet and assembly bolt cooperation, and the butt end of adjacent two boreholes wall plate uses billet
It is fastened as a whole with assembly bolt cooperation.
Optionally, the inner and outer wall of adjacent two boreholes wall plate butt end is arranged at intervals with groove along the vertical direction, and inside and outside
The groove of wall is uniformly staggered along the vertical direction is spaced setting, pre-buried equipped with connecting with assembly bolt thread in groove corresponding position
Screw thread steel sleeve.
Optionally, adjacent two boreholes wall plate butt end is equipped with the plasm pouring vertically slot of concrete perfusion.
Optionally, the step that the setting of adjacent two bottom plate butt end is sunk is equipped with and assembly bolt spiral shell in step corresponding position
The embedded bar screw shell of line connection leads to the muscle out of reinforcing bar and out muscle binding connection reinforcement steel in step corresponding position
Muscle, casting concrete at adjacent two bottom plates step.
Optionally, adjacent two top plate butt end be arranged bell and spigot, wherein at underlying bell and spigot be arranged waterstop port and
Water-swellable adhesive tape is installed in waterstop port.
Optionally, it is equipped in waterstop port and waterstop port between the top and top plate of borehole wall plate and water-swellable adhesive tape is installed.
Optionally, the pit shaft includes that the pit shaft side wall plate connecting with well room end well siding and well room end bottom plate connect
The pit shaft base wall panel connect, the pit shaft nozzle plate and pit shaft front sheet that connect with pit shaft side wall plate, the pit shaft side wall plate are equipped with L shape
Notch, and L shape steel plate is equipped at L v notch v, well room end top plate extends at L v notch v, the pit shaft nozzle plate and pit shaft
Sidewall paneling L v notch v vertical plane connects and bottom surface is connect with well room end top plate, and the pit shaft front sheet connects pit shaft side wall plate
End.
Optionally, concrete is made to pass through the through-hole of L shape steel plate when the L shape steel plate offers casting concrete.
Optionally, the pit shaft front sheet is equipped with the locating notch with pit shaft side wall plate end abutment, the pit shaft side wall
Grout groove is arranged in plate end face and pit shaft front sheet locating notch mating surface along the vertical direction and concrete perfusion is tightly connected, described
Interval is uniformly arranged embedded bar screw shell, the pit shaft front sheet pair along the vertical direction in pit shaft side wall plate end face grout groove
Embedded bar screw shell is answered to be equipped with fastener hole, the fastener hole is bolted with embedded bar screw shell by assembly.
Optionally, low inside and high outside wedge-shaped opening, and perfusion inside wedge-shaped opening are set between the pit shaft nozzle plate and top plate
External sealing off and covering anchorage after concrete.
The present invention by adopting the above technical scheme, has the following beneficial effects:
1, using prefabricated construction, it is split as muti-piece prefabricated components component on-site consolidation, is greatly saved the construction period,
It saves factory floor and stacks area, convenient transportation and lifting.
2, fastening is connected in such a way that assembly bolt and casting concrete combine between bottom plate, passes through dress between borehole wall plate
With fastening is bolted, connected between bottom plate and borehole wall plate using the cast-in-place concrete band that triangle hooked bar casting concrete is formed
Connect, therefore between bottom plate, between borehole wall plate formed integral structure while, be also capable of forming between bottom plate and borehole wall plate mutually by
The entirety of power prevents borehole wall plate to be subjected to displacement under earth pressure effect, increases the stability and shock resistance of cable shaft entirety,
And since the cast-in-place concrete band formed between bottom plate and borehole wall plate does not need weight supporting module, directly using concrete prefabricated
Part formed pour band, have the advantages that facilitate construction.
3, while adjacent two boreholes wall plate is fastened as a whole using billet and assembly bolt cooperation, also pass through grout filling
Component space, firm and reliable connection, and whole waterproof performance is further increased, but also the rigid connection between each component
It is more stable and close, the deflection of component connecting sewing is reduced, waterproof performance is further promoted.
4, adjacent two top plate and top plate and borehole wall plate reach higher waterproof effect by water-swellable adhesive tape, and push up
Plate can be dismantled flexibly, and the installation and maintenance of equipment in late well are facilitated.
5, the present invention is by above-mentioned setting, each component stable connection of square cable active well, globality good waterproof performance,
Impermeability, anti-seismic performance is good, short construction period, reduces the stacking and personnel's waste of field material and tool.Reduce construction site
Noise and dust pollution, facilitate the maintenance of equipment in later period, less construction cost, economic results in society are obvious.
The specific technical solution of the present invention and its advantages will in the following detailed description in conjunction with attached drawing into
Row detailed description.
Detailed description of the invention
Present invention will be further described below with reference to the accompanying drawings and specific embodiments:
Fig. 1 is well room section structure diagram in the present invention；
Fig. 2 is borehole wall plate and connecting structure of bottom plate schematic diagram in the present invention；
Fig. 3 is the attachment structure schematic diagram of adjacent two bottom plate in the present invention；
Fig. 4 is the main view attachment structure schematic diagram of adjacent two boreholes wall plate in the present invention；
Fig. 5 is the overlooking the connection structure of adjacent two boreholes wall plate in the present invention；
Fig. 6 is the attachment structure schematic diagram of adjacent two top plate in the present invention；
Fig. 7 is the attachment structure schematic diagram of borehole wall plate and top plate in the present invention；
Fig. 8 is the schematic diagram of the section structure of pit shaft in the present invention；
Fig. 9 is pit shaft side wall plate structural schematic diagram in the present invention；
Figure 10 is pit shaft side wall plate and pit shaft front sheet attachment structure schematic diagram in the present invention；
Figure 11 is the attachment structure schematic diagram of pit shaft nozzle plate and top plate in the present invention.
Specific embodiment
The present invention proposes segmented whole assembly prefabricated electrical cable active well, and it is excellent can to play prefabricated pipe, the items of well
Point, and have many advantages, such as that unit assembles strong flexibility, it is suitble to orographic condition at different manholes.
As shown in Figure 1, a kind of prefabricated square cable active well, the pit shaft including well room and connection well room end is described
Well room includes the borehole wall plate 12 of upper and lower bottom plate 11 and top plate 13 disposed in parallel and vertical 13 two sides of connecting bottom board 11 and top plate.
Wherein, adhesive waterproof tape is pasted in bottom plate 11 and top plate 13 and 12 coupling part of borehole wall plate in advance, then splices.
As shown in Fig. 2, cast-in-place mixed equipped with casting concrete between the lower end of the borehole wall plate and the left and right ends of bottom plate
Solidifying soil cavity band 14, the cast-in-place concrete cavity band 14 include the enterprise of the lower end of borehole wall plate and the left and right ends setting of bottom plate
Mouthful, lead to the muscle that goes out of reinforcing bar from tongue and groove, it is described go out the muscle bending triangle that be triangle crotch and borehole wall plate draw with bottom plate it is curved
Hook is horizontally staggered, and the triangle crotch and elongated muscle binding and fixing form steel reinforcement cage, the cast-in-place concrete cavity band 14
In the concrete and rebar cage that pours combine, smoothed out after cast-in-place concrete, form band gradient cast-in-site stripe, is i.e. triangle anchoring is cast-in-place
Band.Therefore bottom plate 11 and borehole wall plate 12 are capable of forming the entirety of mutual stress, prevent borehole wall plate 12 from issuing in earth pressure effect
Raw displacement, increases the stability and shock resistance of cable shaft entirety, and since what is formed between bottom plate 11 and borehole wall plate 12 shows
Pouring concrete band does not need supporting module again, is directly formed using concrete prefabricated part and pours band, has and facilitates construction
The advantages of.
As shown in figure 3, bottom plate 11 is successively docked along well room extending direction, the butt end of adjacent two bottom plate using billet and
Assembly bolt cooperation is fastened as a whole.The step 111 that the setting of adjacent two bottom plate butt end is sunk, the adjacent docking of step 111 are formed
Cast-in-site stripe is equipped with the embedded bar screw shell 15 connecting with assembly bolt thread in step corresponding position, corresponds to position in step
Set the muscle out for leading to reinforcing bar and out muscle binding connection reinforcement reinforcing bar 16, casting concrete and reinforcing bar knot at adjacent two bottom plates step
It closes.Due to connecting adjacent two bottom plate 11 by billet, and entirety is formed by cast-in-place concrete.Therefore, so that bottom plate with
There are a pulling force between bottom plate, so that well room bottom plate forms an entirety, uniform force.
As shown in Figure 4 and Figure 5, borehole wall plate 12 is successively docked along well room extending direction, and the butt end of adjacent two boreholes wall plate is adopted
It is fastened as a whole with billet and assembly bolt cooperation.While the inner and outer wall of adjacent two boreholes wall plate butt end is along the vertical direction
It is arranged at intervals with groove 121, and the groove of inside and outside wall is uniformly staggered is spaced setting, i.e. inner wall upper groove and outer wall along the vertical direction
Uniform intervals are arranged upper groove along the vertical direction, while inner wall upper groove and outer wall upper groove are staggered in vertical direction, simultaneously
The embedded bar screw shell 15 connecting with assembly bolt thread is equipped in groove corresponding position.Two boreholes wall plate, 12 shape adjacent in this way
At one it is zigzag be fastenedly connected, be applicable to longer section cable pipe trench be laid with, guarantee cable work well in different location
Different lateral pressures effect under, do not misplace between borehole wall plate and borehole wall plate.Further, adjacent two boreholes wall plate butt end is equipped with
The plasm pouring vertically slot 17 of concrete perfusion, is perfused high strength grout after docking.So that the rigidity between adjacent two boreholes wall plate connects
It connects more stable and close, reduces the deflection of connecting sewing, further promote waterproof performance.
As shown in fig. 6, top plate 13 is successively docked along well room extending direction, bell and spigot 131 is arranged in adjacent two top plate butt end,
Wherein be arranged in waterstop port and waterstop port at underlying bell and spigot and water-swellable adhesive tape be installed, thus formed be stably connected with and
Reliable sealing.
As shown in fig. 7, it is swollen to be equipped with installation chance water in waterstop port 122 and waterstop port between the top and top plate 13 of borehole wall plate 12
Swollen adhesive tape.2 up big and down small waterstop ports are arranged in the top of borehole wall plate, and install water-swellable adhesive tape, install top plate afterwards, are formed
Two seals.Top plate can be dismantled flexibly, and be easy to install and maintain well section equipment at this.
Since the top of top plate 13 and top plate connecting position and borehole wall plate 12 is swollen by meeting water with 13 connecting position of top plate
Swollen adhesive tape waterproof.Adjacent two boreholes wall plate 12 is perfused high strength grout by plasm pouring vertically slot 17 and seals waterproof, while adjacent two
Cast-in-place concrete is poured between the butt end and bottom plate 11 and borehole wall plate 12 of bottom plate, therefore, stabilization is integrally formed in well room
Hermetic water-proof structure, cable shaft can have preferable waterproof effect under the larger environment of underground humidity.
Well room end connects pit shaft 2.As shown in Figure 8 and Figure 9, the pit shaft 2 includes connecting with well room end well siding
Pit shaft side wall plate 21, the pit shaft base wall panel being connect with well room end bottom plate, the pit shaft nozzle plate 23 being connect with pit shaft side wall plate and
Pit shaft front sheet 22, pit shaft front sheet 22 open up cable channel connector 221, for passing through cable channel, the pit shaft side wall
Plate 21 is equipped with L v notch v 211, and L shape steel plate is equipped at L v notch v.Wherein, well room end top plate extends at L v notch v, institute
State that pit shaft nozzle plate 23 is connect with pit shaft side wall plate L v notch v vertical plane and bottom surface is connect with well room end top plate, the pit shaft
Front sheet 22 connects pit shaft side wall plate end.Due to larger by earth pressure in L angular position, L-type steel plate is added, the section is prevented
There is crack in concrete.
Wherein, the connection structure and well room borehole wall plate of pit shaft side wall plate 21 and pit shaft base wall panel and the connection structure of bottom plate can
With identical, the connection structure of pit shaft base wall panel two bottom plate adjacent with well room with the connection structure of well room end bottom plate can be identical,
In this way, pit shaft and well room form the entirety of a stress.L shape steel plate, which offers, at the L v notch v of pit shaft side wall plate pours coagulation
Make through-hole of the concrete by L shape steel plate when native (stone can flow into template face by the hole), it is therefore an objective to make this when casting concrete
Enrich concrete in steel plate position lower part.
As shown in Figure 10, the pit shaft front sheet 22 is equipped with the locating notch with pit shaft side wall plate end abutment, the well
Grout groove 17 is arranged along the vertical direction and high-intensitive grouting is perfused for cylinder side wall plate end face and pit shaft front sheet locating notch mating surface
Material connects, and interval is uniformly arranged embedded bar screw shell 15, institute along the vertical direction in the pit shaft side wall plate end face grout groove
It states pit shaft front sheet and corresponds to embedded bar screw shell equipped with fastener hole 25, the fastener hole passes through with embedded bar screw shell
Assembly is bolted.In addition, pit shaft side wall plate 21 opens up servant's ladder, which presets the pre- of installation ladder
Bury screw thread steel sleeve 15.
As shown in figure 11, low inside and high outside wedge-shaped opening 24 is set between the pit shaft nozzle plate 23 and well room end top plate,
And external sealing off and covering anchorage after the concrete perfusion of wedge-shaped opening inside.In addition, the connection structure and well of pit shaft nozzle plate 23 and pit shaft side wall plate
Cylinder front sheet 22 can be identical with the connection structure of pit shaft side wall plate.
Borehole wall plate and well wallboard and bottom plate and bottom plate seam and top plate and top plate seam can be two-by-two or wrong
Seam overlap joint, the borehole wall plate piece position of well room and bottom plate piece position not point-blank so that borehole wall plate piece is located at
Bottom plate piece section, uniform force are avoided in bottom plate center.
Above-mentioned assembly bolt uses hexagon-headed bolt, and hexagon-headed bolt passes through fastener hole and passes through embedded bar thread bush
Cylinder, which is realized, to be threadedly coupled, and has the function that be fixedly connected；And connecting hole and fastener hole are all set in connecting groove and fasten recessed
In slot, to slurries can be made to be connected as one hexagon-headed bolt and well room in grouting, so that overall structure not only has
Soft connection also has rigid connection, so that overall structure had both had good waterproof performance, it may have good to be connected firmly
Degree.
Each prefabricated components of the prefabricated square cable active well of the present invention, i.e., the described bottom plate, top plate, borehole wall plate and pit shaft are each
Component, opens up multiple lifting threaded holes, and threaded hole is corresponding sets in a row for borehole wall plate and bottom plate lifting.Lift by crane threaded hole not only
It can satisfy molding, transport, lifting, and in later period installation, the threaded hole of borehole wall plate and bottom plate is in a row correspondingly arranged, and can be increased
Add special set of temporary support, in-site installation is facilitated to construct.Guarantee the stability and safety of installation, while can be used for fastening
Opposite borehole wall plate adjusts installation accuracy.Top plate is maintenance of equipment in late well, and top plate is facilitated to open, setting lifting hanging ring.
Each prefabricated components of the prefabricated square cable active well of the present invention, i.e., the described bottom plate, top plate, borehole wall plate and pit shaft are each
Component, be all made of strength grade not less than C35, seepage-resistant grade is prefabricated not less than the impervious armored concrete of P8 forms, and coagulation
The maximum water-cement ratio of soil is 0.5, maximum chloride ion content is 0.15%, maximum alkalinity is 3.0kg/m3.Intensity is not less than C35
It is just able to achieve resistance to compression function when normal use, also can be suitably used for most use environment, seepage-resistant grade can not less than P8
So that cable shaft integrally meets the functions such as draining, waterproof, it is long-term to keep good environment in well；And the maximum water-cement ratio of concrete
For 0.5, maximum chloride ion content be 0.15%, maximum alkalinity is 3.0kg/m3, so as to slow down external environment for inspection
The burn into infiltration of well entirety and the adverse effect of the accumulation of salt in the surface soil etc. are looked into, the whole service life of cable shaft is extended.
Installation method:
1. the bottom plate of prefabricated square cable active well, borehole wall plate, top plate, pit shaft stick adhesive waterproof tape in junction；It is existing
Foundation trench excavates, and bed course pours and levelling.
2. carrying out setting-out on bed course, first piece of bottom plate is lifted first, and successively lifting is remaining after adjusting position and leveling
All bottom plates.
3. the installation site of setting-out borehole wall plate on bottom plate.
4. lifting first block of pit shaft side wall plate, first piece of well room end well siding is placed vertically with bottom plate localization region simultaneously
Positioned in alignment line.Bearing diagonal, every piece of well room end well siding and bottom plate are installed between first piece of well room end well siding and bottom plate
Two sets of bearing diagonals must be used, length group is combined into a set of.Bearing diagonal and 4 lifting threaded holes of well room end well siding, bottom plate is adjacent to 2
A lifting eye is connected.
5. lifting pit shaft front sheet, the block pit shaft front sheet is vertical with first piece of pit shaft side wall plate installation direction, by pit shaft
Front sheet abuts first block of pit shaft side wall plate and bottom plate, and is fastened by bolts part connection.
6. lifting second block of pit shaft side wall plate, second block of pit shaft side wall plate and first piece of pit shaft side wall Board position are flat, tightly
It is affixed on pit shaft front sheet to put down vertically, falls in position line region, connected two plates using fastener.Then installation bearing diagonal makes
It is connected and fixed with bottom plate.Hoist cable is shed again, and next block of borehole wall plate is installed.
7. successively installing well room borehole wall plate in the direction of the clock.Bearing diagonal is shed after completing the installation of borehole wall plate entire body.And benefit
Opposite borehole wall plate is tensed with push rod.
8. lifting pit shaft nozzle plate simultaneously fastens.
9. binding borehole wall plate lower part and bottom plate cast-in-site stripe reinforcing bar, binding bottom plate and bottom plate cast-in-site stripe reinforcing bar carry out cast-in-site stripe
Concreting.
10. blocking each component fastener connector, cementing operations are carried out from top to bottom from borehole wall top, and use waterproof mortar
Sealing off and covering anchorage.
11. installing water-swellable adhesive tape in sidewall paneling top waterstop port and top plate socket joint waterstop port.
12. successively lifting top plate along well room length, top plate is fitted closely with top plate bell and spigot.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, is familiar with
The those skilled in the art should be understood that the present invention includes but is not limited to content described in specific embodiment above.It is any
Modification without departing from function and structure principle of the invention is intended to be included in the range of claims.
Claims (10)
1. a kind of prefabricated square cable active well, the pit shaft including well room and connection well room end, it is characterised in that: the well
Room includes prefabricated profiled bottom plate, borehole wall plate and top plate, and the bottom plate and top plate are arranged in parallel up and down, and the borehole wall plate vertically connects
Connect the two sides of bottom plate and top plate；It is cast-in-place mixed equipped with casting concrete between the lower end of the borehole wall plate and the left and right ends of bottom plate
Solidifying soil cavity band, the cast-in-place concrete cavity band include the tongue and groove of the lower end of borehole wall plate and the left and right ends setting of bottom plate, from
The muscle that goes out of reinforcing bar is led at tongue and groove, the muscle bending out is triangle crotch and the triangle crotch of borehole wall plate and bottom plate extraction is along water
It puts down to being staggered, the triangle crotch and elongated muscle binding and fixing form steel reinforcement cage, pour in the cast-in-place concrete cavity band
Concrete and rebar cage, which combines, forms triangle anchoring cast-in-site stripe；Matched using billet and assembly bolt the butt end of adjacent two bottom plate
Conjunction is fastened as a whole, and the butt end of adjacent two boreholes wall plate is fastened as a whole using billet and assembly bolt cooperation.
2. a kind of prefabricated square cable active well according to claim 1, it is characterised in that: adjacent two boreholes wall plate butt end
Inner and outer wall be arranged at intervals with groove along the vertical direction, and the groove of the inside and outside wall interval that is uniformly staggered along the vertical direction is set
It sets, the embedded bar screw shell connecting with assembly bolt thread is equipped in groove corresponding position.
3. a kind of prefabricated square cable active well according to claim 2, it is characterised in that: adjacent two boreholes wall plate butt end
Plasm pouring vertically slot equipped with concrete perfusion.
4. a kind of prefabricated square cable active well according to claim 1, it is characterised in that: adjacent two bottom plate butt end is set
The step for setting sinking is equipped with the embedded bar screw shell connecting with assembly bolt thread in step corresponding position, in step pair
Answer what position led to reinforcing bar to go out muscle and out muscle binding connection reinforcement reinforcing bar, casting concrete at adjacent two bottom plates step.
5. a kind of prefabricated square cable active well according to claim 1, it is characterised in that: adjacent two top plate butt end is set
Bell and spigot is set, water-swellable adhesive tape is installed wherein being arranged in waterstop port and waterstop port at underlying bell and spigot.
6. a kind of prefabricated square cable active well according to claim 1, it is characterised in that: the top of borehole wall plate and top plate
Between be equipped in waterstop port and waterstop port water-swellable adhesive tape be installed.
7. a kind of prefabricated square cable active well according to claim 1, it is characterised in that: the pit shaft includes and well room
The pit shaft side wall plate of end well siding connection, is connect with pit shaft side wall plate the pit shaft base wall panel connecting with well room end bottom plate
Pit shaft nozzle plate and pit shaft front sheet, the pit shaft side wall plate are equipped with L v notch v, and L shape steel plate, well room are equipped at L v notch v
End top plate extends at L v notch v, and the pit shaft nozzle plate is connect with pit shaft side wall plate L v notch v vertical plane and bottom surface and well
The connection of room end top plate, the pit shaft front sheet connect pit shaft side wall plate end.
8. a kind of prefabricated square cable active well according to claim 7, it is characterised in that: the L shape steel plate offers
Concrete is set to pass through the through-hole of L shape steel plate when casting concrete.
9. a kind of prefabricated square cable active well according to claim 7, it is characterised in that: the pit shaft front sheet is equipped with
With the locating notch of pit shaft side wall plate end abutment, the pit shaft side wall plate end face and pit shaft front sheet locating notch mating surface edge
Vertical direction is arranged grout groove and concrete perfusion and is tightly connected, in the pit shaft side wall plate end face grout groove along the vertical direction between
Every being uniformly arranged embedded bar screw shell, the pit shaft front sheet corresponds to embedded bar screw shell and is equipped with fastener hole, described
Fastener hole is bolted with embedded bar screw shell by assembly.
10. a kind of prefabricated square cable active well according to claim 7, it is characterised in that: the pit shaft nozzle plate with
Low inside and high outside wedge-shaped opening, and external sealing off and covering anchorage after the concrete perfusion of wedge-shaped opening inside are set between top plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811515470.6A CN109706970A (en) | 2018-12-12 | 2018-12-12 | A kind of prefabricated square cable active well |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811515470.6A CN109706970A (en) | 2018-12-12 | 2018-12-12 | A kind of prefabricated square cable active well |
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| CN109706970A true CN109706970A (en) | 2019-05-03 |
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| CN201811515470.6A Pending CN109706970A (en) | 2018-12-12 | 2018-12-12 | A kind of prefabricated square cable active well |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111088817A (en) * | 2019-12-30 | 2020-05-01 | 江苏东尚住宅工业有限公司 | Prefabricated cable well and its construction method |
| CN111501839A (en) * | 2020-05-12 | 2020-08-07 | 启晗电力建设集团有限公司 | Cable shaft |
| CN111984909A (en) * | 2020-08-11 | 2020-11-24 | 合肥电力规划设计院 | Method for rapidly calculating civil engineering quantity in power distribution network cable engineering |
| CN113668612A (en) * | 2020-11-19 | 2021-11-19 | 国网上海电力设计有限公司 | Modular combined prefabricated electric working well and its construction method |
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| CN208201925U (en) * | 2018-03-13 | 2018-12-07 | 武汉一冶建筑安装工程有限责任公司 | prefabricated rainwater inspection well |
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| CN111088817A (en) * | 2019-12-30 | 2020-05-01 | 江苏东尚住宅工业有限公司 | Prefabricated cable well and its construction method |
| CN111501839A (en) * | 2020-05-12 | 2020-08-07 | 启晗电力建设集团有限公司 | Cable shaft |
| CN111984909A (en) * | 2020-08-11 | 2020-11-24 | 合肥电力规划设计院 | Method for rapidly calculating civil engineering quantity in power distribution network cable engineering |
| CN113668612A (en) * | 2020-11-19 | 2021-11-19 | 国网上海电力设计有限公司 | Modular combined prefabricated electric working well and its construction method |
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