CN206538849U - A kind of precast inspection well - Google Patents
A kind of precast inspection well Download PDFInfo
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- CN206538849U CN206538849U CN201621425182.8U CN201621425182U CN206538849U CN 206538849 U CN206538849 U CN 206538849U CN 201621425182 U CN201621425182 U CN 201621425182U CN 206538849 U CN206538849 U CN 206538849U
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- well
- precast inspection
- inspection well
- precast
- seat
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Abstract
The utility model is related to technical field of drainage, and there is provided a kind of precast inspection well.The precast inspection well includes well lid, pit shaft and the well seat being coaxially disposed successively from top to bottom;The pit shaft is configured with the first well chamber, and the well seat is in round table-like and is configured with the second well chamber, and the first well chamber and the second well chamber connect and compose well room.Wherein, due to inspection shaft by the way of prefabricated rather than the mode of cast in situs is obtained, therefore its structure is not limited by site operation, can be designed to round table-like.On this basis, because well seat is in round table-like, as long as well seat rationally is fixed on into tunnel bottom in work progress, it is prevented that inspection shaft off normal occurs during concrete perfusion and floats, strengthen inspection shaft itself anti-floating ability, solve the problem of itself is unstable caused by inspection shaft floats and is broken with pipeline junction.
Description
Technical field
The utility model is related to technical field of drainage, more particularly to a kind of inspection shaft, and more specific is a kind of drainage system
In inspection shaft.
Background technology
By taking railway tunnel drainage system as an example, it include inspection shaft, packed layer draining blind pipe, inverted arch bottom discharge blind pipe and
The structures such as arch springing longitudinal drainage blind pipe, and pass through inspection shaft, packed layer draining blind pipe, inverted arch bottom discharge blind pipe and arch springing longitudinal direction
Organic linking between the structures such as draining blind pipe ultimately forms drainage system.
But existing railway tunnel drainage system is the problem of exist:With the progress and the passage of use time of construction,
Inspection shaft is easily floated by external force.And inspection shaft floats and does not only result in inspection shaft self structure not problem, it is easier to so that inspection
The junction for looking into well and each draining blind pipe is broken, so as to influence the normal work of whole drainage system.
Utility model content
(1) technical problem to be solved
The purpose of this utility model is:Itself is provided in a kind of precast inspection well, solution technology caused by inspection shaft floats
The problem of unstable and pipe joint is broken.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model provides a kind of precast inspection well, includes successively from top to bottom
Well lid, pit shaft and the well seat being coaxially disposed;The pit shaft is configured with the first well chamber, and the well seat is in round table-like and be configured with the
Two well chambers, the first well chamber and the second well chamber connect and compose well room.
Preferably, the borehole wall of the precast inspection well is interlayer structure, including the heat-insulation layer being clipped in the middle, and positioned at institute
State the structure sheaf of heat-insulation layer both sides.
Preferably, the material of the heat-insulation layer be polyurethane, rock wool, nano-pearl heat-insulating material or foam concrete,
The material of the structure sheaf is glass fibre reinforced composion, basalt fibre reinforcing composite material or plastics.
Preferably, the borehole wall of the precast inspection well is double-layer hollow structure, and hollow position sets ring and vertical reinforcement
Muscle.
Preferably, the precast inspection well is split-type structural so that the well lid, pit shaft and well seat are independent mutually.
Preferably, the material of the precast inspection well is that glass fibre reinforced composion, basalt fibre enhancing are compound
Material or plastics.
Preferably, the well seat bottom, which is provided with mounting flange, the mounting flange, is preset with connecting hole, and the peace
Triangle reinforcement is provided between dress flange and well seat.
Preferably, it is provided with netted reinforcing rib on the well seat outer surface.
Preferably, the branch pipe being provided with the well seat for carrying out Harvard connection with branch pipe reserves boss, and is used for
The bellmouth of main pipeline is installed.
Preferably, the second well chamber is in the form of a column.
Preferably, the well lid includes cover plate, is fixed on the lock pin below the cover plate, is fixed on the cover plate or lock pin
On rotating latch, and well lid pedestal;The cover plate, lock pin and rotating latch are structure as a whole, and lock pin insertion institute
The side edge thereof is overlapped on the well lid pedestal after stating in well lid pedestal;The rotating latch is as the cover plate is with respect to institute
The rotation for stating well lid pedestal is realized locking or opened.
Preferably, the lock pin is made of insulation material, and non slip surface is provided with the upper surface of the cover plate.
Preferably, the pit shaft and the first well chamber are in the form of a column, and the outer surface of the pit shaft sets corrugated
Shape.
Preferably, heat-insulation layer is provided with the pit shaft, the material of the heat-insulation layer is polyurethane, rock wool, nano-pearl
Heat-insulating material or foam concrete.
(3) beneficial effect
The technical solution of the utility model has the advantages that:Precast inspection well of the present utility model, from top to bottom
Include well lid, pit shaft and the well seat being coaxially disposed successively;The pit shaft is configured with the first well chamber, the well seat in round table-like and
The second well chamber is configured with, the first well chamber and the second well chamber connect and compose well room.Wherein, because inspection shaft is adopted
Obtained with the mode of prefabricated mode rather than cast in situs, therefore its structure is not limited by site operation, can be designed to
It is round table-like.On this basis, because well seat is in round table-like, as long as well seat rationally is fixed on into tunnel bottom in work progress,
It is prevented that inspection shaft off normal occurs during concrete perfusion and floats, strengthen inspection shaft itself anti-floating ability, solve inspection shaft
The problem of itself is unstable caused by floating and is broken with pipeline junction.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the precast inspection well assembled in embodiment one;
Fig. 2 is the configuration schematic diagram of precast inspection well in embodiment one;
Fig. 3 is the partial schematic sectional view of precast inspection well;
Fig. 4 is the interlayer structure schematic diagram of real tube wall;
In figure:1st, well lid;101st, lock pin;102nd, well lid pedestal;103rd, cover plate;2nd, pit shaft;3rd, well seat;4th, mounting flange;
5th, triangle reinforcement;6th, netted reinforcing rib;7th, main pipeline;8th, bellmouth;9th, bolt;10th, structure sheaf;11st, heat-insulation layer.
Embodiment
Embodiment of the present utility model is described in further detail with reference to the accompanying drawings and examples.Following examples
For illustrating the utility model, but it can not be used for limiting scope of the present utility model.
, it is necessary to explanation in description of the present utility model, term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that
Indicate or imply relative importance.
, it is necessary to illustrate in description of the present utility model, unless otherwise clearly defined and limited, term " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can
To be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected to by intermediary.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood with concrete condition.
Embodiment one
Fig. 1 and Fig. 2 are referred to, the precast inspection well of the present embodiment one includes the well lid being coaxially disposed successively from top to bottom
1st, pit shaft 2 and well seat 3;The pit shaft 2 is configured with the first well chamber, the well seat 3 in round table-like and be configured with the second well chamber,
The first well chamber and the second well chamber connect and compose well room.Wherein, the necessarily up-small and down-big structure of well seat 3, no
It then will be unable to reliably fix pit shaft 2 and well lid 1.
In the present embodiment one, due to inspection shaft by the way of prefabricated rather than the mode of cast in situs is obtained, therefore its
Structure is not limited by site operation, can be designed to round table-like.On this basis, because well seat 3 is in round table-like, constructing
As long as well seat 3 rationally is fixed on into tunnel bottom in journey, it is possible to prevent that inspection shaft off normal occurs during concrete perfusion and float,
Strengthen inspection shaft itself anti-floating ability, solve inspection shaft float caused by itself it is unstable and with pipeline junction be broken ask
Topic.
Refer to Fig. 3, the precast inspection well of the present embodiment one, its borehole wall is interlayer structure, including the insulation being clipped in the middle
Layer 11, and the structure sheaf 10 positioned at the both sides of heat-insulation layer 11, to cause the precast inspection well to go for cold district,
Avoid tunnel drainage system and freeze blocking.
Wherein, the material of heat-insulation layer 11 can be polyurethane, rock wool, nano-pearl heat-insulating material or foam concrete etc.
Insulation material, when making heat-insulation layer 11 using nano-pearl heat-insulating material, then heat-insulation layer 11 can directly use nano-pearl
The structure type of heat-insulating shield.The preferred glass fibre reinforced composion of material of the structure sheaf 10, basalt fibre enhancing are multiple
Condensation material or plastics.And the fibre-reinforced plastics in plastics are because its excellent structural behaviour is preferably considered.This kind
In the case of precast inspection well, its material is nonpoisonous and tasteless, belongs to chemical environment-friendly building materials, can meet country with recycle and reuse
Environmental protection concept;Also, it has the advantages that ageing-resistant acid-alkali-corrosive-resisting, service life length, comprehensive cost low, maintenance cost are few,
There is larger economic benefit to society;In addition, its it is lightweight be readily transported and install, performance is relatively reliable and bearing capacity very
By force, than traditional inspection shaft advantageously.Wherein, the precast inspection well of plastics, because the inspection shaft of its relatively conventional cement manufacture
For it is smaller, so as to save embedment underground shared by space, economize the land resource, and adapt to apply in one residential
Work specification.
It is preferred that precast inspection well is arranged into split-type structural so that the well lid 1, pit shaft 2 and well seat 3 are independent mutually.
Thus, pit shaft 2 can at the scene be cut, be adjusted, to adapt to the demand of various fitting depths, and farthest be reduced into
This, improves construction speed, shortens the duration of installation check well.Also, this kind of precast inspection well energy all-weather construction.Equally, well
The structure of lid 1 and well seat 3 is also more flexible, so as to adapt to different construction demands.
In order to further increase structural stability, 3 bottoms of optimizing well seat are provided with mounting flange 4.Wherein it is possible to described
Connecting hole is preset on mounting flange 4, and connecting hole is preferably threaded connection hole, so as to pass through the screw elements such as bolt 9 or screw
Mounting flange 4 is fixed on to the installation site of precast inspection well so that the precast inspection well of the present embodiment one has preferably attached
Effect.
In addition, the structural strength in order to ensure precast inspection well, sets preferably between base and mounting flange 4 and strengthens
Muscle.Wherein, the reinforcement between preferably described mounting flange 4 and the well seat 3 is triangle reinforcement 5.
In addition, from figure 2 it can be seen that the well lid 1 of the present embodiment one includes cover plate 103, it is fixed on the cover plate
The lock pin 101 of 103 lower sections, is fixed on the rotating latch on the cover plate 103 and lock pin 101, and well lid pedestal 102;It is described
Cover plate 103, lock pin 101 and rotating latch are structure as a whole, and the lock pin 101 inserts rear described in the well lid pedestal 102
The overlapping edges of cover plate 103 are on the well lid pedestal 102;The rotating latch is with the relatively described well lid base of the cover plate 103
The rotation of seat 102 is realized locking or opened.
Wherein, cover plate 103 is detachably arranged on the well lid pedestal 102, so that when past direction initialization rotation cover
When 103, lock pin 101 drives rotating latch to rotate and opened, so as to which cover plate 103 is dismantled from well lid pedestal 102.Similarly,
When toward setting opposite direction rotation cover 103, it is possible to achieve the locking between cover plate 103 and well lid pedestal 102.
Wherein, lock pin 101 is preferred to use insulation material and is made, so that well lid 1 is adapted to the installation of cold region.
Insulation material can equally select polyurethane, rock wool, nano-pearl heat-insulating material or foam concrete etc..Also, lock pin 101
Good airproof performance between well lid pedestal 102, improves the heat-insulating property of well lid 1 on the whole.Furthermore it is preferred that in the cover plate
Non slip surface is provided with 103 upper surface, the concrete structure of wherein non slip surface is unrestricted.The well lid 1 of the present embodiment one, it has
There is Flame-retardant low-smoke.
Further, it is preferable to which the second well chamber is in the form of a column.In the case of this kind, it can both ensure that the anti-floating of precast inspection well was attached
Ability, can also avoid the presence of alluvial at the second well cavity margin position.
In order to strengthen the structural strength of well seat 3, optimizing well seat is provided with netted reinforcing rib 6 on 3 outer surfaces.Also, from Fig. 1
It can see with Fig. 2, being provided with branch pipe on well seat 3 reserves boss and bellmouth 8.Wherein, branch pipe is reserved boss and is used for and branch pipe
Harvard connection is carried out, the effect of bellmouth 8 is to install main pipeline 7.
When being connected using bellmouth 8 and main pipeline 7, flexible connection can be realized between pipeline and well seat 3 so that pipeline and
Well 3 clay associated movements of seat, the uneven situation of sedimentation is produced relative to inspection shaft in conventional art and plastic conduit connection, should
Surface collapse can effectively be prevented by planting structure.Also, the mode of flexible connection is more flexible and convenient, can be than relatively rugged environment
It is lower to be constructed, moreover it is possible to the difficulty that overcomes road surface to increase and can not be repeatedly inserted into.
Wherein, main pipeline 7 can select double-wall corrugated pipe, and its ring stiffness is 12.5, unique peak structure, orthodrome and
Double wave peak structure causes it to have excellent structural behaviour.Also, when double-wall corrugated pipe and bellmouth 8 are connected, its sealing
Well, seepage can be prevented.Or, main pipeline 7 can also select solid wall pipe, refer to Fig. 4.The solid wall pipe uses sandwich knot
Structure, including positioned at middle heat-insulation layer 11, and the structure sheaf 10 positioned at the both sides of heat-insulation layer 11.Wherein, heat-insulation layer 11 is filled in
In the middle of structure sheaf 10, its material can be the insulation materials such as polyurethane, rock wool, nano-pearl heat-insulating material, foam concrete;Knot
The material of structure layer 10 can be the materials such as PE, glass fibre.
In addition, 3 tops of well seat can set socket joint section, for inserting pit shaft 2.And when pit shaft 2 is column, the socket joint
Section is also designed to column.
On the basis of the above, the preferred well chamber of pit shaft 2 and first of the present embodiment one is in the form of a column, consequently facilitating pit shaft 2
Processing generation.Certainly, in order to be further ensured that the anti-floating adhesive ability of precast inspection well, pit shaft 2 can also be designed to round platform
Shape, now the first well chamber can be it is round table-like can also be column.
Furthermore it is preferred that the outer surface of the pit shaft 2 sets corrugated, so as to increase between inspection shaft and outside concrete
Frictional force.The inner surface of pit shaft 2 is then designed to smooth shape.Certainly, the outer surface of pit shaft 2 can also set other shapes of friction
Face.Also, for the installation for the region well lid 1 that seasons oneself to cold, heat-insulation layer 11, the heat-insulation layer 11 can also be set in pit shaft 2
Polyurethane, rock wool, nano-pearl heat-insulating material or foam concrete can equally be selected.
Certainly, the cross section of precast inspection well is also not necessarily intended to be circular, and it can be rectangle, pentagon etc., now well
Seat 3 is designed to corresponding grading structure, is as long as ensureing that the cross section of well seat 3 gradually increases from top to bottom along its axis direction
Can.
Embodiment two
It is with the difference of embodiment one, the precast inspection well of the present embodiment two, its borehole wall is double-layer hollow structure.By
Double-layer hollow structure is used in precast inspection well, therefore in the case where ensureing precast inspection well structural strength, it can be saved
Manufacture material, so as to save manufacturing cost.
Further, in order to ensure the structural strength of precast inspection well, ring preferably is set in hollow position and it is vertical plus
Strengthening tendons.
Likewise, in the present embodiment two, the borehole wall of double-layer hollow structure, its material is preferred to use glass fiber reinforced composite
Material, basalt fibre reinforcing composite material or plastics.
It should be noted that the precast inspection well of the application, its borehole wall is not restricted to the described embodiments, it can also appoint
Meaning disclosed other structures in the prior art.
Embodiment of above is merely to illustrate the utility model, rather than to limitation of the present utility model.Although with reference to implementation
The utility model is described in detail example, it will be understood by those within the art that, to technology of the present utility model
Scheme carries out various combinations, modification or equivalent substitution, all should without departure from the spirit and scope of technical solutions of the utility model
Cover among right of the present utility model.
Claims (14)
1. a kind of precast inspection well, it is characterised in that include well lid, pit shaft and the well seat being coaxially disposed successively from top to bottom;Institute
State pit shaft and be configured with the first well chamber, the well seat is in round table-like and be configured with the second well chamber, the first well chamber and institute
State the second well chamber and connect and compose well room.
2. precast inspection well according to claim 1, it is characterised in that the borehole wall of the precast inspection well is sandwich knot
Structure, including the heat-insulation layer being clipped in the middle, and the structure sheaf positioned at the heat-insulation layer both sides.
3. precast inspection well according to claim 2, it is characterised in that the material of the heat-insulation layer be polyurethane, rock wool,
Nano-pearl heat-insulating material or foam concrete, the material of the structure sheaf is glass fibre reinforced composion, basalt
Fibre reinforced composites or plastics.
4. precast inspection well according to claim 1, it is characterised in that the borehole wall of the precast inspection well is double-layer hollow
Structure, hollow position sets ring and vertical strengthening ribs.
5. precast inspection well according to claim 1, it is characterised in that the precast inspection well is split-type structural, is made
Obtain the well lid, pit shaft and well seat independent mutually.
6. precast inspection well according to claim 1, it is characterised in that the material of the precast inspection well is glass fibre
Strengthen composite, basalt fibre reinforcing composite material or plastics.
7. precast inspection well as claimed in any of claims 1 to 6, it is characterised in that the well seat bottom is set
Have and connecting hole is preset with mounting flange, the mounting flange, and triangle is provided between the mounting flange and well seat
Reinforcement.
8. precast inspection well as claimed in any of claims 1 to 6, it is characterised in that on the well seat outer surface
It is provided with netted reinforcing rib.
9. precast inspection well as claimed in any of claims 1 to 6, it is characterised in that be provided with the well seat
Branch pipe for carrying out Harvard connection with branch pipe reserves boss, and for installing the bellmouth of main pipeline.
10. precast inspection well as claimed in any of claims 1 to 6, it is characterised in that the second well chamber is in
Column.
11. precast inspection well as claimed in any of claims 1 to 6, it is characterised in that the well lid includes lid
Plate, is fixed on the lock pin below the cover plate, is fixed on the rotating latch on the cover plate or lock pin, and well lid pedestal;Institute
Cover plate, lock pin and rotating latch is stated to be structure as a whole, and the lock pin inserts the rear side edge thereof in the well lid pedestal and taken
It is connected on the well lid pedestal;The rotating latch with the cover plate relative to the well lid pedestal rotation realize locking or
Open.
12. precast inspection well according to claim 11, it is characterised in that the lock pin is made of insulation material, institute
State and non slip surface is provided with the upper surface of cover plate.
13. precast inspection well as claimed in any of claims 1 to 6, it is characterised in that the pit shaft and described
One well chamber is in the form of a column, and the outer surface of the pit shaft sets corrugated.
14. precast inspection well as claimed in any of claims 1 to 6, it is characterised in that be provided with the pit shaft
Heat-insulation layer, the material of the heat-insulation layer is polyurethane, rock wool, nano-pearl heat-insulating material or foam concrete.
Priority Applications (1)
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CN201621425182.8U CN206538849U (en) | 2016-12-23 | 2016-12-23 | A kind of precast inspection well |
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CN201621425182.8U CN206538849U (en) | 2016-12-23 | 2016-12-23 | A kind of precast inspection well |
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CN206538849U true CN206538849U (en) | 2017-10-03 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110872847A (en) * | 2019-11-29 | 2020-03-10 | 威海天泽建筑材料有限公司 | Building-free inspection well device |
-
2016
- 2016-12-23 CN CN201621425182.8U patent/CN206538849U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110872847A (en) * | 2019-11-29 | 2020-03-10 | 威海天泽建筑材料有限公司 | Building-free inspection well device |
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