CN207160059U - A kind of prefabricated underground pipe gallery that pieces together of permeable - Google Patents

Abstract

A kind of prefabricated underground pipe gallery that pieces together of permeable disclosed in the utility model, its minimum combination unit includes prefabricated pedestal, riser, cover plate and the high resistance to compression porous grid cover plate of reinforced-concrete, and pedestal is at least integrally formed by the linking beam of two spandrel girders being parallel to each other and connection spandrel girder and formed；Each spandrel girder is adaptively rabbeted with riser bottom surface；Level frame is provided with pallet between the opposite facade of riser；Adaptively rabbet cover plate end face of the riser top end face with level frame thereon；Cover plate does horizontal interval Pu along piping lane corridor direction of principal axis with porous grid cover plate and set, and porous grid cover plate upper berth is equipped with permeable mesh sheet；The rainwater oozed under porous pavement is oriented to basic unit's soil permeability, recharge of groundwater by the utility model, improves " covering " efficiency of urban groundwater；Designed using the splicing construction adaptively aligned, assembled efficiency greatly promotes, and can reduce the construction cost that piping lane pieces together；Each prefabricated component of the present utility model can mechanization production, production efficiency high.

Description

A kind of prefabricated underground pipe gallery that pieces together of permeable

Technical field

A kind of prefabricated underground pipe gallery that pieces together of permeable is the utility model is related to, it is specifically a kind of designed by permeable trade Possess permeable, water storage and drain function, and can the prefabricated-installation that pieces together branch line style underground pipe gallery, category occupation constitution design And application field.

Background technology

The existing Patents of the Large Underground pipe gallery of urban construction, and be " dry type " piping lane；Existing branch line style Lower pipe gallery is mostly that the prefabricated of " box " --- splice type " dry type " piping lane, " can not intake " are the Basic Designs of these piping lanes Theory.

With the extensive use of new material and new technology, the various pipelines for being layed in underground have not feared the erosion of water.As respectively Kind communication cable, the insulation technology index of power cable have greatly improved, if necessary can additional protecting pipe；The combustion gas of city end Conveyance conduit is using glass-epoxy pressure pipe etc.；Defeated, drainage pipeline also uses heavy wall PVC material pipe etc., gets rid of Traditional cast iron pipe is abandoned.These pipelines can enter corridor.

Recently, as country promotes the progress faster of sponge urban construction, porous pavement is mated formation as " sponge city is built One of one indispensable construction means in city ".Because the permeation rate of seepy material used in porous pavement is much larger than permeable The permeation rate of trade basic unit soil, and the finite thickness of permeable trade material and its bed course, when precipitation reaches " heavy rain " level When other or when lasting rainfall make it that the water content of permeable trade and its bed course reaches dynamic saturation, because of basic unit's soil bacterial diversity water speed Slowly, the ponding on permeable trade road surface can escape towards the rain-water drainage mouth importing Urban Rainwater Pipe Networks of major urban arterial highway edge setting, So as to ooze to the rainwater of roadbed native soil water shortage " funnel " the area's moisturizing efficiency for accordingly reducing, being formed to Urban Underground under causing Decline；Again because " dry type " piping lane have compressed the under ground portion rainwater infiltration space of urban road both sides, obstruct in relatively large area Or rainwater by being seeped into roadbed native soil under porous pavement is delayed.Can be in the construction of city branch line style underground pipe gallery In simultaneously expand rainwater infiltration area, utilize the artificial underground space increase water storage scale of construction, cover underground water, drop bottom urban waterlogging level Not, this is one of the problem of construction of future cities needs to consider.

Another person, the precast assembly component of existing underground pipe gallery, the rare splicing construction adaptively aligned, is showing in design The during hoisting prefabricated component, it is necessary to assembled position of adjustment member repeatedly, wastes time and energy, the speed of application for causing piping lane assembled delays Slowly, assembled efficiency is low.

Utility model content

To solve the above problems, the utility model provides a kind of prefabricated underground pipe gallery that pieces together of permeable, it can be by permeable row The rainwater oozed under road imports underground pipe gallery, and the bottom surface opened by piping lane, it is possessed the function of being seeped water to native soil, both expanded Big rainwater infiltration area, and increase the water storage scale of construction using the underground space, it compensate for because basic unit's soil and permeable trade are permeable The difference of speed, the negative effect bad to recharge ground water efficiency, while bottom urban waterlogging rank can also drop.It is such a to possess Permeable, water storage, the prefabricated underground pipe gallery structure that pieces together of " wet type " branch line style of drain function, have no relevant technical literature report Road.

Meanwhile on the precast construction part of the type underground branch line pipe gallery, set using the splicing construction adaptively aligned Meter, significantly increase assembled structure efficiency of the present utility model, to reduce the time cost for the construction that pieces together.

The prefabricated underground pipe gallery that pieces together of a kind of permeable provided by the utility model, its minimum combination unit include reinforcement coagulation Soil prefabricated pedestal, riser, cover plate and high resistance to compression porous grid cover plate, it is characterised in that：Described pedestal is horizontal positioned And at least it is integrally formed and is formed by the linking beam of two spandrel girders being parallel to each other and connection spandrel girder；Each load-bearing back of pedestal Face is provided with the adaptive joint construction that can be cooperated with the vertical riser bottom surface stood on thereon；Between the opposite facade of each riser Level frame is provided with pallet；Each riser top end face is provided with the adaptive interlocking knot to cooperate with the cover plate end face of level frame thereon Structure；Cover plate does horizontal interval Pu along piping lane corridor direction of principal axis with porous grid cover plate and set, high resistance to compression porous grid cover plate upper berth Equipped with permeable mesh sheet.

Described riser includes a trapezoidal pier and is integrally formed in the upright plate in trapezoidal pier top face；Upright plate is handed over trapezoidal pier The place of connecing at least forms a horizontal bench；Described pallet ends rest frame is on step.Load-bearing top surface of the beam is stood in trapezoidal pier bottom face, Patch ends frame is in upright plate top end face.The erection of pallet can further improve its both ends riser resistance lateral pressure, it is ensured that vertical Plate all without to displacement on the inside of piping lane, and can lay various pipelines under outside pressure on pallet, under pallet, on pedestal Space can be used as water storage, water-filling space, can also be used for the arrangement of various pipelines as needed.

The trapezoidal pier of described riser is provided with a locating notch to the bottom edge on the inside of piping lane, and beam is being connected corresponding to pedestal Top end is provided with positioning protrusion, and the positioning convex is towards being provided with a guiding surface at locating notch；The positioning convex is embedded in During the locating notch of riser, guiding surface guiding locating notch aligns positioning convex, riser is adaptively just stood on spandrel girder Duan Shang.By this mounting structure design, installation effectiveness of the riser on pedestal is greatly improved.

Described cover plate both ends bottom surface is respectively provided with the guiding block of a lateral top pressure upright plate medial surface, guiding block be provided with one with The inclined-plane or cambered surface that the contacting surface of upright plate medial surface top pressure and a bootable guiding block are slipped on the inside of upright plate, pass through straight inclined-plane Or cambered surface is oriented to, and guiding block is smoothly slided into upright plate medial surface；It is provided between cover plate bottom surface both ends and upright plate top surface Concaveconvex structure mutually corresponding and that overlap joint is positioned by concaveconvex structure.Pass through cover plate bottom surface and the male-female engagement knot of upright plate top surface Structure can realize fast positioning, cover plate both ends is adaptively set up installed in two opposite riser top surfaces, to improve cover plate Installation effectiveness.

Face between two guiding blocks of the cover plate bottom surface is flat shape face or arcuate surface.Row that will be higher for resistance to compression grade Road, the utility model preferentially select arcuate surface.

Described cover plate bottom surface both ends are respectively provided with a downward projection, upright plate top surface of its corresponding installation be provided with opening to On groove；Projection is inverted trapezoidal block or arc block, and groove is dovetail groove or deep-slotted chip breaker.Upright plate top surface is installed in cover plate When, projection coordinates with groove socket.

Described cover plate both ends are respectively provided with a tongue-and-groove, and described upright plate top surface is provided with the tenon chimeric with tongue-and-groove, be for The structure of another form of cover plate and riser overlap joint.

The upper limb of the described side of cover plate two is respectively provided with a L-shaped neck, the porous mated formation between adjacent two cover plates The two straight flanges insertion L-shaped neck of grid cover plate, pad is provided with pressure-bearing cushion block between porous grid patch ends and upright plate.Can The effect of permeable grid cover plate is the rainwater through porous pavement is imported in piping lane, and the effect of L-shaped neck is to make porous lattice Two long sides of grid cover plate are supported, to ensure porous grid cover plate major axis to not because compressive deformation, the effect of cushion block are Making up the difference between reinforced-concrete cover plate and porous grid cover sheet thickness, also pair can water grid cover plate both ends be supported.

The both ends of the surface that the upright plate of the riser extends to along piping lane, provided with some half slots；Two adjacent upright plates During split, two half slots form a circular hole, and the steel pipe of corresponding external diameter or heavy wall plastic pipe are inserted in the circular hole.The circular hole Be in piping lane communication, power pipeline branch needing the section of corridor to set out Lang Kou in advance, if going out corridor without pipeline usually, Can temporarily it be blocked from piping lane outboard end with the plastic cover of respective diameters；The steel pipe or heavy wall plastic pipe being inserted in the circular hole, can prevent The only piping lane modification caused by piping lane bottom plate produces differential settlement.

The upright plate of the riser is along two splicing sides of piping lane bearing of trend, provided with some interlaced teeth groove And double wedge, during two upright plate splits, teeth groove and double wedge engagement interlocking.The design is to two adjacent upright plate splits because possible Piping lane deforms caused by existing differential settlement, similarly also acts as cushioning effect.

The high resistance to compression porous grid cover plate of described composition piping lane top surface is metallic grating plate or glass fiber reinforced grid-like panel；Institute The permeable mesh sheet being covered on porous grid cover plate stated is woven wire or permeable geotextiles mesh sheet.Metallic grating plate or Glass fiber reinforced grid-like panel has the power such as extensive utilization, the resistance to compression of its material, anti-folding on Municipal Drainage Engineering and Chemical industry construction Technical indicator is excellent, and the high resistance to compression porous grid cover plate of piping lane top surface can be functioned well as by design.The utility model Prioritizing selection glass fiber reinforced grid-like panel, its intensity can be born from the pressure set by porous pavement；It is covered in porous grille cover Woven wire or permeable geotextiles mesh sheet on plate have porous grid cover plate as support, and playing prevents as permeable trade The gravel and coarse sand of bed course fall into piping lane, and ensure not being lost in for roadbed course；If permeable trade uses pervious concrete Bed course is done, then the woven wire being covered on porous grid cover plate or permeable geotextiles are in pervious concrete cushion construction When, play the supporting role before being solidified to pervious concrete.

All Concrete Prefabricate Machines of the present utility model for forming piping lane, contain reinforcement, reinforcement inside it For building bar or/and fiber glass resin rib.What it is because of the utility model design is " wet type " piping lane, and cement concrete is prefabricated Part contacts with water for a long time, if the reinforcement of precast concrete need to do antirust treatment with reinforcing bar, or directly with the glass of resistance to aqueous corrosion Glass steel resin rib.

The beneficial effects of the utility model are as follows：

1. in heavy rain rank, the utility model can by the rainwater oozed under porous pavement by flase floor enter piping lane and from " covering " efficiency of urban groundwater is improved, increases " covering " body for descending water to basic unit's soil permeability, recharge of groundwater in corridor bottom Amount；Bottom urban waterlogging rank drops simultaneously.

2. the utility model is designed using the splicing construction adaptively aligned, the assembled efficiency between pre-member carries significantly Rise, the construction cost that piping lane pieces together can be reduced.

3. forming Concrete Prefabricate Machine of the present utility model, the overwhelming majority can use engineered large-scale brickmaking machine Realize mechanization production, the production efficiency height of product.

Brief description of the drawings

Fig. 1 is the three-dimensional assembling structure decomposing schematic representation of the present utility model of embodiment one.

Fig. 2 is the assembling structure stereogram of one pedestal of the present utility model of embodiment, riser, pallet and cover plate.

Fig. 3 is the stereochemical structure decomposing schematic representation of the porous grid cover plate installation of the present utility model of embodiment one.

Fig. 4 is the stereochemical structure decomposing schematic representation of the permeable mesh sheet installation of the present utility model of embodiment one.

Fig. 5 is one structural perspective of the present utility model of embodiment.

The stereochemical structure exploded view of Fig. 6 connecting methods one between one riser of the present utility model of embodiment.

Fig. 7 is the structural perspective that Fig. 6 splicings finish.

The stereochemical structure exploded view of Fig. 8 connecting methods two between one riser of the present utility model of embodiment.

Fig. 9 is the structural perspective that Fig. 8 splicings finish.

Figure 10 is pipe laying, the structure sectional view of cable in one piping lane of the present utility model of embodiment.

Figure 11 is the assembling structure stereogram of two pedestal of the present utility model of embodiment, riser, pallet and cover plate.

Figure 12 is the assembling structure stereogram of three pedestal of the present utility model of embodiment, riser, pallet and cover plate.

Figure 13 is example IV double railway carriage or compartment solid assembling structure decomposing schematic representations of the present utility model.

Figure 14 is the structural representation for implementing four flase floor installations of the present utility model.

Figure 15 is four dimensional structure diagrams of the present utility model of implementation.

Figure 16 is four structure sectional views of the present utility model of implementation.

Figure 17 is pipe laying, the structure sectional view of cable in four the utility model of implementation.

Accompanying drawing is identified as in figure：10. pedestal；11. spandrel girder；111. fin；112. sliding cutting inclined-plane；12. it is connected beam；121. Positioning convex；122. guiding surface；13. the permeable space of pedestal；20. riser；201. trapezoidal piers；202. upright plate；203. step； 204. locating notch；205. groove；206. tenon；207. half slot；208. teeth groove；209. double wedge；30. pallet；It is 31. accommodating Groove；40. cover plate；41. guiding block；411. straight inclined-planes or cambered surface；412. contacting surface；42. projection；43.L shape necks；44. arcuate surface； 45. tongue-and-groove；50. cushion block；60. porous grid cover plate；70. permeable mesh sheet；80. steel pipe；The set of 901. electric power or communication cable Pipe；902. provided pipe；903. supplying drainage.

Embodiment

The utility model is further illustrated with reference to the accompanying drawings and examples.

Embodiment one（Single railway carriage or compartment type piping lane, interlocking, cross between riser top and cover plate are oriented between riser bottom and pedestal Cross bearing is assembled）.

A kind of single prefabricated underground pipe gallery that pieces together of railway carriage or compartment type permeable as shown in Figure 1 and Figure 2, often saving piping lane unit includes coagulation Soil prefabricated a pedestal 10, two risers 20, a pallet 30, two cover plates 40 and two cushion blocks 50, in addition to prepared by nonmetallic materials A porous grid cover plate 60 and a permeable mesh sheet 70.Described pedestal 10 is by two parallel spandrel girders 11 and is connected to Linking beam 12 between spandrel girder is integrally formed composition, and the spandrel girder 11 of pedestal 10 constitutes the opening of piping lane bottom with being connected beam 12 Porous space 13, in I-shaped when the prefabricated level of pedestal 10 of cement concrete is laid；Each riser 20 includes a trapezoidal pier 201 Be integrally formed the upright plate 202 that is produced on the trapezoidal top surface of pier 201, upright plate 202 at the common factor of trapezoidal pier 201 with forming a water Platform rank 203, the trapezoidal bottom surface of pier 201 have a locating notch 204, and the linking top end of beam 12 is provided with positioning protrusion 121, fixed Position projection 121 is towards being provided with a guiding surface 122 at locating notch 204；It is upright that each both ends of cover plate 40 are respectively provided with a lateral top pressure The guiding block 41 of the medial surface of plate 202, each guiding block 41 is provided with one can draw with the contacting surface 412 and one of the inner side top pressure of upright plate 202 Lead the straight inclined-plane 411 that guiding block 41 slips into the inner side of upright plate 202；Each bottom surface both ends of cover plate 40 also each have a downward arc Projection 42, the top surface of upright plate 202 have the groove 205 of the arc of opening upwards；The upper limb of each side of cover plate two is respectively provided with a L Shape neck 43.

As depicted in figs. 1 and 2, the level of pedestal 10 is layed in native soil of the pipe trench bottom surface through compacting of trade excavation, Then the trapezoidal pier 201 of two opposite bottoms of riser 20 is placed on spandrel girder 11, it is trapezoidal under the Action of Gravity Field of riser 20 The locating notch 204 of the bottom surface of pier 201 makes locating notch 204 with being connected the top surface end of beam 12 in the guiding lower slider of guiding surface 122 The chimeric contraposition of the positioning convex 121 in portion, the installation site that trapezoidal pier 201 is stood on spandrel girder 11 exactly, is realized two Fast Installation of the opposite riser 20 on pedestal；Afterwards by the level frame of pallet 30 located at step 203 corresponding to two pieces of risers 20 On；Space between pallet 30 and pedestal 10 can be used for laying various water supply and sewerage pipelines, and it is defeated that pallet 30 may be placed over natural gas Send pipe and be easy to the plastic cement sleeve pipe for walking operation of power line；And then by two cover plates 40 along piping lane bearing of trend interval Mat formation, and the projection 42 of the arc at its bottom surface both ends is aligned to the groove 205 of corresponding arc on the top surface of upright plate 202, During the projection 42 of arc is put into the automatic school position of groove 205 of arc, straight inclined-plane 411 and the upright plate 202 of guiding block 41 Inside top surface makes two guiding blocks 41 slip into the medial surface of upright plate 202 automatically, pushes up the contacting surface 412 on guiding block 41 along extruding The medial surface of upright plate 202 is pressed in, now, the projection 42 of arc is completely nested the groove 205 of arc, you can realizes the bridge joint of cover plate 40 At the top of two risers 20, being connected for right-angled intersection formula is formed.

As shown in Figures 2 and 3, two cushion blocks of socket will be shelved on the top surface of upright plate 202 that former and later two cover plates 40 are spaced 50, as shown in Figure 3 and Figure 4, the front and rear side of porous grid cover plate 60 edge prepared by metal or fiberglass is caught in two lids downwards Before and after plate 40 on opposite L-shaped neck, porous grid cover plate or so end bottom surface is pressed in the top surface of cushion block 50；Such as Fig. 4 and Fig. 5 institutes Show, one layer of permeable mesh sheet 70 of mating formation on porous grid cover plate 60, so far, complete the structure of a piping lane unit.This practicality New permeable mesh sheet 70 uses permeable gauze or/and permeable geotextiles, and permeable mesh sheet 70 can be prevented as trade roadbed bed course Material gravel and coarse sand enter in piping lane, ensure not being lost in for roadbed course.If permeable trade is padded with pervious concrete Layer, then be covered in the permeable mesh sheet 70 on porous grid cover plate 60 in pervious concrete cushion construction, play to permeable Supporting role before concrete setting.

, can be by can through permeable mesh sheet 70 as shown in figure 5, the permeable laying of rainwater infiltration on porous pavement to roadbed Permeable grid cover plate 60 enters piping lane and from the through-flow portion 13 of corridor bottom to basic unit's soil permeability, recharge of groundwater outside it, makes The increase of the Urban Underground water storage scale of construction.

As shown in Figure 6 and Figure 7, two splicing sides that the upright plate 202 of riser 20 of the present utility model extends along piping lane The half slot 207 of some relative positions is provided with, piping lane unit often saves the splicing of unit, it is necessary to two splits of upright plate 202 When, two half slots 207 form a circular hole, and the socket of steel pipe 80 is plugged together in the circular hole；It can prevent when circular hole is embedded in thick walled steel tube 80 The only piping lane modification caused by piping lane pedestal 10 produces differential settlement；And branch pipe, the branch line of various pipelines can pass through steel The tube chamber disengaging of pipe 80.

As shown in Figure 8 and Figure 9, another splicing construction of the utility model riser 20 in piping lane construction is：Riser 20 The two splicing sides extending along piping lane of upright plate 202 be provided with some sequence teeth groove 208 and double wedge 209, two are uprightly During 202 split of plate, teeth groove 208 and the engagement connection of double wedge 209, it can also prevent from causing because piping lane pedestal 10 produces differential settlement Piping lane modification.

As shown in Figure 10, it can be installed in the piping lane constructed by the utility model and be cased with the electric power of sleeve pipe 901 or communication cable, Provided pipe 902 can use as needed, and supplying drainage 903 is used for the sewage and waste water for conveying the current drunk in city or city processing Deng.Sleeve pipe 901 is fixed on by support at the top of the medial surface of upright plate 202 in piping lane, and the frame of provided pipe 902 is given on pallet 30 Drainpipe 903 is arranged on the linking beam 12 of the pedestal 10 of the lower section of pallet 30.

The utility model is different from existing Large Underground pipe gallery, belongs to branch line style underground pipe gallery or can be referred to as " city last one kilometer " tip underground pipe gallery, and be mainly implemented under water permeable sidewalk.The lower infiltration on permeable trade The utility model piping lane of underground can be imported, then by open piping lane bottom surface, possesses it permeable to native soil, is provided simultaneously with Water storage, drain function.

Embodiment two（Single railway carriage or compartment type piping lane, riser slides into spandrel girder by sliding cutting inclined-plane and positioned, at the top of riser between cover plate Right-angled intersection positioning assembling）.

As shown in figure 11, the positioning convex 121 being not provided with the pedestal 10 of the present embodiment in embodiment one, do not set on riser Locating notch 204 is put, being provided with one on the outside of the top surface of spandrel girder 11 of the pedestal 10 of the present embodiment has the fin on sliding cutting inclined-plane 112 111, the trapezoidal bottom surface outer of pier 201 can be slided on spandrel girder 11 along sliding cutting inclined-plane 112 ajusts alignment, consolidates the fast positioning of riser 20 It is scheduled on pedestal 10；The present embodiment replaces on the straight inclined-plane 411 on the bottom surface guiding block 41 of cover plate 40 of embodiment one with arc-shaped surface Change；The arc bump of the bottom surface of cover plate 40 is substituted for inverted trapezoidal block 42, and the curved tongue of the top surface of riser 20 is substituted for dovetail groove 205； Some storage tanks 31 are set on the top surface of pallet 30, in order to the arrangement location and installation of pipe；The present embodiment it is of the present utility model its Its structure and assembly method are identical with embodiment one with embodiment one, and in function and effect, repeat no more.

Embodiment three（Single railway carriage or compartment type piping lane, riser are slidably installed from linking beam to spandrel girder, at the top of riser ten between cover plate Word cross bearing is assembled）.

As shown in figure 12, the present embodiment and the difference of embodiment one are：The guiding surface 122 being connected on the nose of beam 12 is low Along the inside top surface with spandrel girder 11 along flush, when riser 20 is installed on spandrel girder 11, guiding surface 122 can be riser 20 Bottom along spandrel girder 11 along sliding, until the alignment of trapezoidal pier 201 of the bottom of riser 20 is pressed on spandrel girder 11, you can realize riser 20 Fast Installation on spandrel girder 11；Bottom surface is arcuate surface 44 between 40 two guiding blocks 41 of cover plate, and arcuate surface 44 can strengthen The anti-pressure ability of cover plate 40；The both ends of cover plate 40 respectively have a tongue-and-groove 45, and the top surface of upright plate 202 has the tenon plugged together with tongue-and-groove 45 206, the installation of tongue-and-groove 45 of the present utility model and tenon 206 coordinates the projection 42 and arc for being used for arc in alternate embodiment one Groove 205 cooperation；The present embodiment other structures of the present utility model and assembly method with embodiment one, and in function and It is identical with embodiment one in effect, repeat no more.

Example IV（Double railway carriage or compartment type piping lanes, riser positioning are fixed on spandrel girder, and screens connects between cover plate at the top of riser Assembling）.

As shown in Figure 13~Figure 17, the pedestal 10 of the present embodiment by three parallel spandrel girders 11 and is connected to spandrel girder Two linking beams 12 between 11 are integrally formed composition, and pedestal 10 is in king's font when tiling；The spandrel girder 11 that pedestal 10 or so is held The opposite riser 20 of each right angle setting one, the spandrel girder 11 of the centre of pedestal 10 install the riser that a bottom is isosceles trapezoid pier 200 20, the both sides of upright plate 202 on middle riser 20 form two steps 203 with the top surface of isosceles trapezoid pier 200；It is each in the present embodiment Cushion block 50 in each shaping one embodiment one of the top surface of upright plate 202, makes two cover plates 40 along between before and after piping lane bearing of trend Separate, i.e., two cover plates 40 to the front and back sides screens of cushion block 50 and are directly placed in the top surface of upright plate 202, due to this implementation Example is double railway carriage or compartments piping lane, therefore the length of cover plate 40 doubles, and the bottom surface of cover plate 40 also increases guiding block 41, to cause cover plate The top pressure of guiding block 41 on 40 bottom surfaces makes cover plate 40 in the top surface of riser 20 in the medial surface of middle and left and right side upright plate 202 Erection construction it is more convenient；The mounting means of two pallets 30 of the present embodiment is identical with embodiment, porous grid cover plate 60 and the mounting means and structure of permeable mesh sheet 70 be also same as embodiment one；The other structures of the present embodiment, occupation mode and Function is substantially identical with embodiment one, repeats no more.

Above example is only for illustration of the utility model, rather than to limitation of the present utility model, the art Those of ordinary skill, in the case where not departing from spirit and scope of the present utility model, various conversion or change can also be made, Therefore, all equivalent technical schemes should also belong to category of the present utility model, be limited by each claim.

Claims (11)

1. a kind of prefabricated underground pipe gallery that pieces together of permeable, its minimum combination unit includes the prefabricated pedestal of reinforced-concrete（10）、 Riser（20）, cover plate（40）With high resistance to compression porous grid cover plate（60）, it is characterised in that：Described pedestal (10) is put for level Put and at least by two spandrel girders being parallel to each other (11) and connection spandrel girder（11）Linking beam (12) be integrally formed structure Into；Pedestal (10) each spandrel girder (11) top surface and the vertical riser stood on thereon（20）Bottom surface is adaptive provided with that can cooperate Answer joint construction；Each riser（20）Level frame is provided with pallet between opposite facade（30）；Each riser（20）Top end face and level The cover plate of frame thereon（40）End face is provided with the adaptive joint construction to cooperate；Cover plate（40）With porous grid cover plate （60）Horizontal interval Pu is done along piping lane corridor direction of principal axis to set, high resistance to compression porous grid cover plate（60）Upper berth is equipped with permeable mesh sheet （70）.

A kind of 2. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 1, it is characterised in that：Described riser（20）Bag Include a trapezoidal pier（201）Be integrally formed in trapezoidal pier（201）The upright plate of top surface（202）；Described upright plate（202）With ladder Shape pier（201）Junction at least forms a horizontal bench（203）, described pallet（30）Ends rest frame is in step（203）On； Described trapezoidal pier（201）Spandrel girder (11) top surface, cover plate are stood in bottom surface（40）End frame is in upright plate（202）Top end face.

A kind of 3. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 2, it is characterised in that：The trapezoidal pier of described riser （201）A locating notch is provided with to the bottom edge on the inside of piping lane（204）, beam (12) top end is being connected corresponding to pedestal Provided with positioning protrusion（121）, positioning convex（121）Towards locating notch（204）Place is provided with a guiding surface（122）.

A kind of 4. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 2, it is characterised in that：Described cover plate（40）Two End bottom surface is respectively provided with a lateral top pressure upright plate（202）The guiding block of medial surface（41）, guiding block（41）Provided with one and upright plate （202）The contacting surface of medial surface top pressure（412）An and bootable guiding block（41）Slip into upright plate（202）The inclined-plane of inner side （411）Or cambered surface；Cover plate（40）Bottom surface both ends and upright plate（202）It is provided with mutually corresponding between top surface and is determined by concaveconvex structure The concaveconvex structure of position overlap joint.

A kind of 5. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 4, it is characterised in that：The cover plate（40）Bottom surface Two guiding blocks（41）Between face, be flat shape face or arcuate surface（44）.

A kind of 6. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 4, it is characterised in that：Described cover plate（40）Bottom Face both ends are respectively provided with a downward projection（42）, the upright plate of its corresponding installation（202）Top surface is provided with the groove of opening upwards （205）；Described projection（42）For inverted trapezoidal block or arc block, described groove（205）For dovetail groove or deep-slotted chip breaker.

A kind of 7. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 4, it is characterised in that：Described cover plate（40）Two End is respectively provided with a tongue-and-groove（45）, described upright plate（202）Top surface is provided with and tongue-and-groove（45）Chimeric tenon（206）.

A kind of 8. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 2, it is characterised in that：Described cover plate（40） The upper limb of two sides is respectively provided with a L-shaped neck（43）, adjacent two cover plates（40）Between the porous grid cover plate mated formation （60）Two straight flanges insertion L-shaped neck（43）, porous grid cover plate（60）End and each upright plate（202）Between pad and be provided with Pressure-bearing cushion block（50）.

A kind of 9. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 2, it is characterised in that：The riser（20）It is straight Riser（202）The both ends of the surface extended to along piping lane, provided with some half slots（207）；Two adjacent upright plates（202）Split When, two half slots（207）Form a circular hole, and by the steel pipe of corresponding external diameter（80）Or heavy wall plastic pipe is inserted in the circular hole.

A kind of 10. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 2, it is characterised in that：The riser（20）'s Upright plate（202）Along along two splicing sides of piping lane bearing of trend, provided with some interlaced teeth groove（208）And double wedge （209）, two upright plates（202）During split, teeth groove（208）And double wedge（209）Engagement interlocking.

A kind of 11. prefabricated underground pipe gallery that pieces together of permeable as claimed in claim 1, it is characterised in that：Described composition piping lane The high resistance to compression porous grid cover plate of top surface（60）For metallic grating plate or glass fiber reinforced grid-like panel；Described is covered in porous lattice Grid cover plate（60）On permeable mesh sheet (70) be woven wire or permeable geotextiles mesh sheet.