CN108867817A - A kind of municipal administration inspection shaft and its construction method - Google Patents

A kind of municipal administration inspection shaft and its construction method Download PDF

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Publication number
CN108867817A
CN108867817A CN201810732091.6A CN201810732091A CN108867817A CN 108867817 A CN108867817 A CN 108867817A CN 201810732091 A CN201810732091 A CN 201810732091A CN 108867817 A CN108867817 A CN 108867817A
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CN
China
Prior art keywords
section
sewage
vertical channel
channel section
plate
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
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CN201810732091.6A
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Chinese (zh)
Inventor
陈斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Jiachen Engineering Project Management Co Ltd
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Wenzhou Jiachen Engineering Project Management Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Wenzhou Jiachen Engineering Project Management Co Ltd filed Critical Wenzhou Jiachen Engineering Project Management Co Ltd
Priority to CN201810732091.6A priority Critical patent/CN108867817A/en
Publication of CN108867817A publication Critical patent/CN108867817A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/02Manhole shafts or other inspection chambers; Snow-filling openings; accessories
    • E03F5/027The bottom made of prefabricated segments

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Sewage (AREA)

Abstract

The present invention relates to a kind of municipal pipeline construction field, more specifically, it relates to a kind of municipal administration inspection shaft and its construction method.A kind of municipal administration inspection shaft, including well body and well lid, the well body includes Vertical Channel section, sewage pipe positioned at Vertical Channel section bottom checks that section and the rain pipe in the middle part of Vertical Channel section check section, the diameter of the sewage pipe inspection section and rain pipe inspection section is all larger than the diameter of Vertical Channel section, the inner wall of the Vertical Channel section is equipped with helper, the rain pipe checks that the inside of section is equipped with movable platform able to turn on or off, the movable platform includes guide rail and the movable plate that muti-piece is successively hinged on guide rail, one of movable plate is equipped with the connecting rope for the opening and closing of operant activity plate.It pulls hinged movable plate to open or close along guide rail due to being operation connecting rope, may stand on human body and operated in operation, therefore movable platform is easily opened into each sheaf space with regard to course.

Description

A kind of municipal administration inspection shaft and its construction method
Technical field
The present invention relates to a kind of municipal pipeline construction field, more specifically, it relates to a kind of municipal administration inspection shaft and its construction Method.
Background technique
It is not in the case where rainwater and sewage mix by rainwater and sewage separation management, rainwater passes through after preliminary purification It can use or be discharged into river.But sewage can just be discharged after having to pass through sewage purification plant's processing.
The patent of invention that Authorization Notice No. is CN101629430B discloses a kind of drainage system rainwater, sewage Composite Double Layer inspection shaft.Rainwater, sewage pipe are divided into upper layer and lower layer by the way that hinged movable interlayer is arranged by the invention.But the invention exists Following problems must check in section narrow space in rain pipe when overhauling the sewage pipe duct of lower layer and beat movable interlayer Lower layer space can just be entered after opening.
Summary of the invention
In view of the deficienciess of the prior art, one of them of the invention is designed to provide a kind of municipal inspection shaft, Advantage is to enter each sheaf space with can be convenient.
To achieve the above object, the present invention provides following technical solutions:A kind of municipal administration inspection shaft, including well body and well Lid, the well body include Vertical Channel section, positioned at the sewage pipe inspection section of Vertical Channel section bottom and in Vertical Channel section The diameter of the rain pipe inspection section in portion, the sewage pipe inspection section and rain pipe inspection section is all larger than the diameter of Vertical Channel section, The inner wall of the Vertical Channel section is equipped with helper, and the rain pipe checks that the inside of section is equipped with movable platform able to turn on or off, institute Stating movable platform includes guide rail and the movable plate that muti-piece is successively hinged on guide rail, and one of movable plate, which is equipped with, to be used In the connecting rope of operant activity plate opening and closing.
By using above-mentioned technical proposal, the movable plate being successively hinged is set as movable platform, is needing to beat When opening movable platform, movable platform is opened when needing to enter sewage pipe and checking section by connecting rope.It is not needing to check When sewage pipe checks section, movable platform is closed.Due to be operation connecting rope come pull hinged movable plate along guide rail open or It closes, therefore may stand on human body and operated in operation, therefore movable platform is easily opened with regard to course and is entered respectively Sheaf space.
The present invention is further arranged to:The guide rail has two and opposite side is provided with leading along rail length direction To slot, the downside of movable plate spaced apart movable plate hinged place adjacent thereto is equipped with the straight-bar being rotatablely connected with it, the straight-bar Lower end be installed with cross bar in the horizontal direction, the both ends of the cross bar are respectively provided with the bottom roller being caught in guide groove;? The position for being rotatably connected to face guide rail in each rotation axis of straight-bar is rotatably connected to the upper roller for resisting guide rail upper surface, The diameter of upper roller and the thickness of movable plate are equal, and the position of straight-bar is always perpendicular to guide rail.
By using above-mentioned technical proposal, movable plate is made to be merely able to the direction along guide rail by bottom roller and upper roller Movement, so that movement is more steady when movable plate is unfolded and packs up.The structure of idler wheel friction simultaneously can reduce frictional force, avoid Resistance excessive the case where causing connecting rope to be difficult to operant activity plate.
The present invention is further arranged to:When the movable plate is closed, movable plate is fitted in the upside of guide rail.
By using above-mentioned technical proposal, movable plate is fitted in the upside of guide rail in closure, and movable plate is obtained To the support of guide rail, support strength is more preferable, can carry people more stablely and enter in rainwater section inspection section.
The present invention is further arranged to:The connecting rope is connected with the movable plate close to helper;In the Vertical Channel section Check that the position above section far from helper side is equipped with the first fixed pulley positioned at rain pipe, the top of first fixed pulley is equipped with Second fixed pulley, the interior position positioned at helper side of the Vertical Channel section are equipped with the third contour with the second fixed pulley and slide surely Wheel;The connecting rope successively bypasses after the first fixed pulley, the second fixed pulley and third fixed pulley from third fixed pulley close to vertical The position of channel section inner wall is sagging.
By using above-mentioned technical proposal, is changed when operant activity plate is opened by the setting of three fixed pulleys and pull connection The direction of rope.When pulling connecting rope, it is only necessary to connecting rope is held in passing when under people is along helper, it can will be movable Plate is opened, and is operated more convenient.
The present invention is further arranged to:The guide rail is tilted down toward helper direction.
By using above-mentioned technical proposal, guide rail is set and is tilted down toward helper direction so that movable plate is not by external force It can be automatically closed when effect, shutoff operation is more convenient.
The present invention is further arranged to:The low end of the connecting rope is equipped with pull ring, and the is located in the Vertical Channel section Position below three fixed pulleys is installed with the locating rod arranged on two vertical directions.
By using above-mentioned technical proposal, pull ring is set to facilitate operation connecting rope, passes through the cooperation of locating rod and pull ring Connecting rope is fixed two positions, the two positions respectively correspond movable plate and open and close two states.
The present invention is further arranged to:The locating rod is bent downward far from one end of Vertical Channel section inner wall.
By using above-mentioned technical proposal, moved upwards since pull ring is connected to restrict to pull, under pull ring End is abutted with the lower end of locating rod always.Locating rod is arranged to bend downward and can keep away far from one end of Vertical Channel section inner wall Exempt from pull ring from locating rod and abjection.
The present invention is further arranged to:The sewage pipe checks that section includes sewage section substrate, and the sewage section substrate is equipped with The sewage diversion trench of semicircle groove profile.
By using above-mentioned technical proposal, the sewage pipe on both sides is guided to circulate by the sewage diversion trench of semicircle groove profile, Such two sewage pipes just interrupt at sewage diversion trench, can easily enter in sewage pipe at sewage diversion trench.
The present invention is further arranged to:The top of the sewage diversion trench is equipped with deodorisation cover able to turn on or off, the deodorisation cover Including the arc fixed plate that side is fixedly connected with sewage section substrate, the other side of the arc fixed plate is equipped with to be fixed with arc The hinged arc-shaped transition plate of plate, the arc-shaped transition backboard are equipped with the arc hinged with arc-shaped transition plate to the side of arc fixed plate Shape abuts plate, and the arc abuts backboard and abuts to the side of arc-shaped transition plate with sewage section substrate.
By using above-mentioned technical proposal, due to be at sewage diversion trench it is open, flowed through in sewage diversion trench The stink of sewage can come out, therefore deodorisation cover is arranged prevents stink from coming out to cover sewage diversion trench.By deodorization It is provide with and is set to arc fixed plate, when arc-shaped transition plate and arc abut three sections of hinged forms of plate and come so that deodorisation cover opens It can be opened with segmented, opening when is more convenient.And arc can be only opened when necessary and abuts plate and arc mistake Cab apron, so that the space occupied is smaller when deodorisation cover is opened.
It is another object of the present invention to provide the construction methods of above-mentioned municipal inspection shaft.
To achieve the above object, the present invention provides following technical solutions:
A kind of construction method of municipal administration inspection shaft, including:
Step a, excavation of foundation pit;
It excavates to form 68 degree of the gradient of foundation pit, foundation pit basal diameter is greater than sewage pipe and checks section diameter;Foundation pit bottom surface is rammed later It is real;
Step b places sewage root module;
Bottom of foundation ditch placement is put into sewage root module;
Step c, brick formation lower layer Vertical Channel section;
The brick formation lower layer Vertical Channel section at the upper opening of sewage root module, masonry divide skin is sleeping to build, and the fissure of displacement, interior up and down Block is taken outside;Masonry is built daily is highly no more than 1.2m, when temporarily interrupting for some reason in building process, should reserve the oblique raft of stairstepping, Its height is no more than 1.2m;
Step d places rainwater root module;
Then rainwater root module is placed in lower layer's Vertical Channel section, then builds rainwater root module and lower layer's Vertical Channel section It connects together;
Step e, brick formation upper level upright channel section;
The brick formation upper level upright channel section at the upper opening of rainwater root module;
Step f, base earthen backfill;
The base earthen backfill dug out when by surrounding excavation pit enters in foundation pit.
By using above-mentioned technical proposal, can by above-mentioned municipal inspection shaft quick reasonably construction molding.
In conclusion the invention has the advantages that:
It 1, in operation can be with due to being that operation connecting rope pulls the hinged movable plate to open or close along guide rail It stands and is operated on human body, therefore movable platform is easily opened into each sheaf space with regard to course;
2, change the direction that connecting rope is pulled when operant activity plate is opened by the setting of three fixed pulleys;Pulling connecting rope When, it is only necessary to connecting rope is held in passing when under people is along helper, movable plate can be opened, and is operated more convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment;
Fig. 2 is the enlarged drawing in Fig. 1 at A;
Fig. 3 is the enlarged drawing in Fig. 1 at B;
Fig. 4 is the structural schematic diagram of movable platform in embodiment.
Appended drawing reference:1, well body;2, well lid;3, Vertical Channel section;4, sewage pipe checks section;5, rain pipe checks section;6, Helper;7, sewage section substrate;8, rainwater section substrate;9, sewage diversion trench;10, arc fixed plate;11, arc-shaped transition plate;12, arc Shape abuts plate;13, rubber gasket;14, rainwater diversion slot;15, movable platform;16, guide rail;17, guide groove;18, movable plate; 19, straight-bar;20, cross bar;21, bottom roller;22, upper roller;23, avoid holes;24, connecting rope;25, the first fixed pulley;26, second Fixed pulley;27, third fixed pulley;28, pull ring;29, locating rod.
Specific embodiment
Referring to attached drawing, the invention will be further described.
Embodiment one:
As shown in Figure 1, a kind of municipal administration inspection shaft, including well body 1 and well lid 2, the well body 1 include Vertical Channel section 3, Vertical Channel 3 bottoms of section are provided with sewage pipe inspection section 4, middle part is provided with rain pipe and checks section 5, and sewage pipe checks section 4 and rain pipe inspection The diameter of section 5 is all larger than the diameter of Vertical Channel section 3.Helper 6 is installed to facilitate people from vertical on the inner wall of Vertical Channel section 3 About 3 channel section is climbed.
As shown in Figure 1, sewage pipe inspection section 4 and rain pipe inspection section 5 have sewage section substrate 7 and rainwater section substrate respectively 8.Sewage section substrate 7 is flattened cylindrical type, and it is semicircular sewage diversion trench 9, sewage that vertical section is provided in sewage section substrate 7 The both ends of diversion trench 9 are connect with sewage pipe.Sewage is directed to another sewage from a sewage pipe by sewage diversion trench 9 Pipe, and since two sewage pipes are to disconnect at sewage diversion trench 9, it can easily pierce in sewage pipe and be examined It repairs.
As depicted in figs. 1 and 2, it is distributed in the top of sewage diversion trench 9 setting deodorisation cover to reduce stink.Deodorisation cover includes The arc fixed plate 10 that side is fixedly connected with sewage section substrate 7, side of the arc fixed plate 10 far from sewage section substrate 7 are hinged There is arc-shaped transition plate 11, arc-shaped transition plate 11 is hinged with arc far from the side of arc fixed plate 10 and abuts plate 12.Arc is fixed The length that plate 10, arc-shaped transition plate 11 and arc abut plate 12 is all larger than the spacing of two sewage pipes, and three is covered and pasted when closing It closes on the surface of sewage pipe, at this moment arc abuts side of the plate 12 far from arc-shaped transition plate 11 and abuts with sewage section substrate 7.Arc Fixed plate 10, arc-shaped transition plate 11 and arc abut the both ends of plate 12 and the position of sewage pipe cooperation is stained with rubber gasket 13, Sealing surface is cooperatively formed by rubber gasket 13 and sewage pipe.
As shown in Figure 1, rainwater section substrate 8 is in semi-cylindrical, and it is located at the side that rain pipe checks separate helper 6 in section 5. It is semicircular rainwater diversion slot 14 that vertical section is provided in rainwater section substrate 8, and the both ends of rainwater diversion slot 14 are and rain pipe It is connected.Rainwater can be directed into another rain pipe from a rain pipe by rainwater diversion slot 14, due to two rainwater Pipe is to disconnect, therefore can easily creep into rain pipe and overhaul at rainwater diversion slot 14 at rainwater diversion slot 14.
As shown in Figure 1, due between rainwater section substrate 8 and the bottom of Vertical Channel section 3 there are one end distance, in order to avoid People occurs accident when entering rainwater section substrate 8 and drops injury, and the side of rainwater section substrate 8 is provided with movable platform 15.The movable platform 15 is closed usually, and people is facilitated to reach rainwater section substrate 8;It needs to enter sewage section substrate 7 in service personnel Movable platform 15 is opened when interior.
As shown in Figure 3 and Figure 4, movable platform 15 includes two guide rails 16 for being connected to 8 side of rainwater section substrate, and two are led Rail 16 is parallel and is fixedly connected respectively by the two sides of helper 6 with the inner wall of Vertical Channel section 3.The opposite side of two guide rails 16 It is provided with the guide groove 17 along 16 length direction of guide rail.Six pieces of movable plates 18 in such a way that adjacent activities plate 18 is hinged successively Connection, wherein the movable plate 18 of side and rainwater section substrate 8 are rotatablely connected, and six pieces of movable plates 18 are layered on the upper of guide rail 16 when being unfolded Side.Movable plate 18 is labeled as one to six with position in Fig. 4 from left to right, second and third block movable plate 18 and fourth, fifth piece of activity The straight-bar extended downwardly 19 is rotatably connected at the rotation connection of plate 18, the lower end of every straight-bar 19 is fixedly connected with water Square to cross bar 20, the both ends of cross bar 20 are mounted on the bottom roller being caught in guide groove 17 21.It is being rotatably connected to The position of face guide rail 16 is rotatably connected to upper roller 22, the diameter of upper roller 22 and activity in each rotation axis of straight-bar 19 The thickness of plate 18 is equal, and the position of straight-bar 19 is always perpendicular to guide rail 16.On first movable plate 18 and the second movable plate 18 The avoid holes 23 of evacuation helper 6 are provided with, and the first movable plate 18 by avoid holes 23 therefrom divide by portion.
As shown in figure 3, being connected with a connecting rope 24 in the middle part of 18 upper surface of the second movable plate;Vertical Channel section 3 it is interior On wall close to 5 center of rain pipe inspection section side be equipped with positioned at rain pipe check section 5 above the first fixed pulley 25, first The top of fixed pulley 25 is equipped with the second fixed pulley 26, be located on 3 inner wall of Vertical Channel section 6 side of helper position be equipped with The contour third fixed pulley 27 of second fixed pulley 26.Connecting rope 24 is successively around the first fixed pulley 25, the second fixed pulley 26 and the It is sagging close to the position of 3 inner wall of Vertical Channel section from third fixed pulley 27 after three fixed pulleys 27.The low end of connecting rope 24 connects There is pull ring 28, it is fixed that two to arrange on vertical direction are fixed with positioned at the position of 27 lower section of third fixed pulley in Vertical Channel section 3 Position bar 29, two locating rods 29 are bent downward far from the side of 3 inner wall of Vertical Channel section.
Specifically used process:When needing to check sewage pipe, during lower helper 6, pull ring 28 is pulled down, pull ring 28 Movable plate 18 is driven to pack up along guide rail 16 during drop-down, so that decontamination water pipe checks that the road of section 4 is opened, service personnel's energy Enough enter sewage pipe to check in section 4.28 sets of pull ring in the locating rod 29 of lower section, avoid movable plate 18 from being automatically closed.It is overhauling When personnel go out, pull ring 28 is covered again in locating rod 29 above, movable plate 18 under the action of self-weight along guide rail 16 to Lower slider, lid closes again.
Embodiment two:
A kind of construction method of municipal administration inspection shaft, including:
Step a, excavation of foundation pit;
It excavates to form 68 degree of the gradient of foundation pit, foundation pit basal diameter is greater than sewage pipe and checks 4 diameter of section;Foundation pit bottom surface is rammed later It is real.
Step b places sewage root module;
Bottom of foundation ditch placement is put into sewage root module.
Step c, brick formation lower layer Vertical Channel section 3;
The brick formation lower layer Vertical Channel section 3 at the upper opening of sewage root module, masonry divide skin is sleeping to build, and the upper and lower fissure of displacement, It is inside and outside to take block.Masonry is built daily is highly no more than 1.2m, and when temporarily interrupting for some reason in building process, it is oblique should to reserve stairstepping Raft, height are no more than 1.2m.
Step d places rainwater root module;
Then rainwater root module is placed in lower layer's Vertical Channel section 3, then by rainwater root module and lower layer's Vertical Channel section 3 Block connects together.
Step e, brick formation upper level upright channel section 3;
The brick formation upper level upright channel section 3 at the upper opening of rainwater root module.
Step f, base earthen backfill;
The base earthen backfill dug out when by surrounding excavation pit enters in foundation pit.
Assigned direction in this specific embodiment is intended merely to facilitate between each component of statement positional relationship and mutually The relationship of cooperation.This specific embodiment is only explanation of the invention, is not limitation of the present invention, art technology Personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as All by the protection of Patent Law in scope of the presently claimed invention.

Claims (10)

1. a kind of municipal administration inspection shaft, including well body (1) and well lid (2), the well body (1) includes Vertical Channel section (3), is located at and erects The sewage pipe of straight channel section (3) bottom checks that section (4) and the rain pipe being located in the middle part of Vertical Channel section (3) check section (5), described Sewage pipe checks that section (4) and rain pipe check that the diameter of section (5) is all larger than the diameter of Vertical Channel section (3), the Vertical Channel The inner wall of section (3) is equipped with helper (6), it is characterized in that:The rain pipe checks that the inside of section (5) is flat equipped with activity able to turn on or off Platform (15), the movable platform (15) include guide rail (16) and are located at the movable plate that is successively hinged of muti-piece on guide rail (16) (18), one of movable plate (18) is equipped with the connecting rope (24) for operant activity plate (18) opening and closing.
2. a kind of municipal inspection shaft according to claim 1, it is characterized in that:The guide rail (16) has two and opposite one Side is provided with the guide groove (17) along guide rail (16) length direction, movable plate spaced apart (18) movable plate adjacent thereto (18) hinge The downside at the place of connecing is equipped with the straight-bar (19) being rotatablely connected with it, and the lower end of the straight-bar (19) is installed with cross bar in the horizontal direction (20), the both ends of the cross bar (20) are respectively provided with the bottom roller (21) being caught in guide groove (17);It is straight being rotatably connected to The position of face guide rail (16) is rotatably connected to the upper roller for resisting guide rail (16) upper surface in each rotation axis of bar (19) (22), the diameter of upper roller (22) is equal with the thickness of movable plate (18), and the position of straight-bar (19) is always perpendicular to guide rail (16)。
3. a kind of municipal inspection shaft according to claim 2, it is characterized in that:When the movable plate (18) is closed, movable plate (18) it is fitted in the upside of guide rail (16).
4. a kind of municipal inspection shaft according to claim 2, it is characterized in that:The connecting rope (24) and close helper (6) Movable plate (18) be connected;Separate helper (6) side above section (5) is checked positioned at rain pipe in the Vertical Channel section (3) Position is equipped with the first fixed pulley (25), and the top of first fixed pulley (25) is equipped with the second fixed pulley (26), described vertical logical Position in road section (3) positioned at helper (6) side is equipped with the third fixed pulley (27) contour with the second fixed pulley (26);The company Splicing (24) successively around after the first fixed pulley (25), the second fixed pulley (26) and third fixed pulley (27) from third fixed pulley (27) sagging close to the position of Vertical Channel section (3) inner wall.
5. a kind of municipal inspection shaft according to claim 4, it is characterized in that:The guide rail (16) toward helper (6) direction to Lower inclination.
6. a kind of municipal inspection shaft according to claim 5, it is characterized in that:The low end of the connecting rope (24), which is equipped with, to be drawn Ring (28), the interior position below third fixed pulley (27) of the Vertical Channel section (3), which is installed on two vertical directions, arranges The locating rod (29) of cloth.
7. a kind of municipal inspection shaft according to claim 6, it is characterized in that:The locating rod (29) is far from Vertical Channel section (3) one end of inner wall is bent downward.
8. a kind of municipal inspection shaft according to claim 1, it is characterized in that:The sewage pipe checks that section (4) include sewage Section substrate (7), the sewage section substrate (7) are equipped with the sewage diversion trench (9) of semicircle groove profile.
9. a kind of municipal inspection shaft according to claim 8, it is characterized in that:The top of the sewage diversion trench (9) is equipped with Deodorisation cover able to turn on or off, the deodorisation cover includes the arc fixed plate (10) that side is fixedly connected with sewage section substrate (7), described The other side of arc fixed plate (10) is equipped with the arc-shaped transition plate (11) hinged with arc fixed plate (10), the arc-shaped transition plate (11) side backwards to arc fixed plate (10) is equipped with the arc hinged with arc-shaped transition plate (11) and abuts plate (12), the arc Plate (12) are abutted to abut backwards to the side of arc-shaped transition plate (11) with sewage section substrate (7).
10. a kind of construction method of municipal administration inspection shaft, including:
Step a, excavation of foundation pit;
It excavates to form 68 degree of the gradient of foundation pit, foundation pit basal diameter is greater than sewage pipe and checks section (4) diameter;Later by foundation pit bottom surface Compacting;
Step b places sewage root module;
Bottom of foundation ditch placement is put into sewage root module;
Step c, brick formation lower layer Vertical Channel section (3);
The brick formation lower layer Vertical Channel section (3) at the upper opening of sewage root module, masonry divide skin is sleeping to build, and wrong up and down Seam inside and outside takes block;Masonry is built daily is highly no more than 1.2m, when temporarily interrupting for some reason in building process, should reserve stairstepping Oblique raft, height are no more than 1.2m;
Step d places rainwater root module;
Then rainwater root module is placed in lower layer's Vertical Channel section (3), then by rainwater root module and lower layer's Vertical Channel Section (3) builds and connects together;
Step e, brick formation upper level upright channel section (3);
The brick formation upper level upright channel section (3) at the upper opening of rainwater root module;
Step f, base earthen backfill;
The base earthen backfill dug out when by surrounding excavation pit enters in foundation pit.
CN201810732091.6A 2018-07-05 2018-07-05 A kind of municipal administration inspection shaft and its construction method Pending CN108867817A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810732091.6A CN108867817A (en) 2018-07-05 2018-07-05 A kind of municipal administration inspection shaft and its construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810732091.6A CN108867817A (en) 2018-07-05 2018-07-05 A kind of municipal administration inspection shaft and its construction method

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Publication Number Publication Date
CN108867817A true CN108867817A (en) 2018-11-23

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Application Number Title Priority Date Filing Date
CN201810732091.6A Pending CN108867817A (en) 2018-07-05 2018-07-05 A kind of municipal administration inspection shaft and its construction method

Country Status (1)

Country Link
CN (1) CN108867817A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111779111A (en) * 2020-07-04 2020-10-16 四川航天建筑工程有限公司 Gutter inlet structure and construction method thereof

Citations (5)

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Publication number Priority date Publication date Assignee Title
CN203347618U (en) * 2013-07-02 2013-12-18 特威盾门业(苏州)有限公司 Lifting type folding door or window capable of being opened and closed conveniently
CN206091760U (en) * 2016-09-22 2017-04-12 广东顶固集创家居股份有限公司 Folding door
CN206111001U (en) * 2016-08-29 2017-04-19 江苏广通电力设备有限公司 External towed thing blind patch that hangs
CN206722669U (en) * 2017-03-22 2017-12-08 衢州福创工业设计有限公司 A kind of collapsible turnover panel door gear
CN107620375A (en) * 2017-08-01 2018-01-23 潘华雄 Municipal inspection shaft and its construction method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203347618U (en) * 2013-07-02 2013-12-18 特威盾门业(苏州)有限公司 Lifting type folding door or window capable of being opened and closed conveniently
CN206111001U (en) * 2016-08-29 2017-04-19 江苏广通电力设备有限公司 External towed thing blind patch that hangs
CN206091760U (en) * 2016-09-22 2017-04-12 广东顶固集创家居股份有限公司 Folding door
CN206722669U (en) * 2017-03-22 2017-12-08 衢州福创工业设计有限公司 A kind of collapsible turnover panel door gear
CN107620375A (en) * 2017-08-01 2018-01-23 潘华雄 Municipal inspection shaft and its construction method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111779111A (en) * 2020-07-04 2020-10-16 四川航天建筑工程有限公司 Gutter inlet structure and construction method thereof

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