Deodorization, anti-overflow floor drain for urban pavement draining
Technical field
The invention belongs to municipal drainage facility technology fields, and in particular to a kind of deodorization for urban pavement draining, anti-
Overflow floor drain.
Background technology
There are two main problems for traditional municipal drainage facility:First, the exhaust gas that underground sewage generates can overflow from discharge outlet
Go out, ambient enviroment is damaged, toxic gas therein even can generate harm to human body;Second is that in rainstorm weather condition
Under, the discharge outlet at certain hypsography low-lyings has large amount of sewage and gushes out, and low-lying location water level is caused to accelerate to go up, is influencing road surface just
Often colleague.
Invention content
The purpose of the present invention is in order to solve the above technical problems, providing a kind of deodorization for urban pavement draining, anti-overflow
Floor drain.
To achieve the above object, the present invention provides following technical schemes:It is a kind of deodorization for urban pavement draining, anti-
Overflow floor drain, and including tubular stent, cover board, the first water fender and second flap, the tubular stent is used to be embedded in road surface
In draining well head;The cover board is equipped with hollow-out parts, and cover board installation tubular cradle top is concordant with road surface or slightly below road surface;Institute
It is below cover board and affixed with tubular stent to state the first water fender, second flap is mounted below the first water fender, and
Second flap vertically moves back and forth setting;Being equipped on first water fender and second flap can be permeable
Hollow-out parts, and the interlaced setting of hollow-out parts on the first water fender and second flap, make the first water fender and the second water blocking
When plate is bonded, respective hollow-out parts can be shaded one another to form fluid-tight closing interlayer;The second flap and cylinder
Flexible element is equipped between shape stent, which can provide upward elastic force for second flap, and the elastic force is more than the
The gravity of two water fenders and the elastic force are less than the gravity and second of water that the space between the first water fender and cover board can accommodate
The sum of gravity of water fender, the second flap are surrounded by guide post, and the guide post on the barrel of tubular stent with fixing
The guide sleeve composition of setting is slidably matched, and the Flexible element is compression spring, and the compression spring sleeve is on guide post, and the both ends of compression spring point
It is not resisted against between the upper surface of guide sleeve and the lower face of second flap, the corresponding tubular branch of activity interval of second flap
The barrel diameter of frame is less than the diameter of tubular stent upper/lower terminal, and the tubular bracket outer in the section forms an annular groove, institute
It states tubular bracket outer and is further sleeved with a pillar, the annular groove encloses an annular housing, the second flap with pillar
Edge be equipped with outwardly extending extension, extension through tubular stent barrel and protrude out in annular housing, it is described to lead
Column is mounted on the extension, and the guide sleeve is mounted on the tubular stent outer wall in annular housing, below the annular groove
Buoy is equipped in tubular stent, the guide post passes through the downside cell wall of annular groove to be fixedly connected with buoy, when the water in gully
When position rises to height where buoy, the buoyancy of buoy can drive second flap to be remained closed with the first water fender, make the
Sealing space is formed below one water fender and second flap, so as to which the water level in gully be prevented to continue to rise, prevents water level
The region where guide sleeve and compression spring is not crossed.
The buoy is loop configuration, and buoy is placed in the annular cavity of tubular pedestal lower end setting.
The edge of the cover board and tubular cradle top is hinged.
The outer ring surface of the tubular pedestal upper end is equipped with annular wing plate, phase between the wing plate and tubular pedestal upper end face
Away from 5-10cm, reinforcing rib is equipped between the wing plate and tubular stent outer wall.
The tubular cradle top is equipped with a deep gouge, and the cover board is installed in deep gouge, makes upper surface and the tubular of cover board
The upper surface of stent is concordant.
The edge of hollow-out parts described in the lower end of first water fender and/or the upper end edge of second flap is equipped with elastic material
Sealing strip made of material.
The technical effects of the invention are that:The present invention is obstructed using the interlayer that the first water fender and second flap form
Sewer inner space, under sunny weather conditions, second flap and the first water blocking plate closing prevent the exhaust gas in sewer
It overflows, under overcast and rainy weather conditions, second flap can down be opened used in the gravity in rainwater, proper drainage be realized, sudden and violent
Under the conditions of rain, when being gushed on the sewage in sewer, second flap can effectively prevent sewage overflows again, efficiently solve existing
Municipal drainage facility there are the defects of.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention;
Fig. 2 is the explosive view of the present invention;
Fig. 3 is the vertical view of the present invention;
Fig. 4 is the sectional view in A-A directions in Fig. 3, and floor drain is in proper drainage state in figure;
Fig. 5 is the sectional view in B-B directions in Fig. 3, and floor drain, which is on bilge water resisting, in figure gushes state.
Specific embodiment
With reference to the accompanying drawings of the specification and embodiment, specific embodiments of the present invention are described in further detail:
As shown in Figs. 1-5, a kind of deodorization, anti-overflow floor drain for urban pavement draining, including tubular stent 10, cover board
11st, the first water fender 12 and second flap 13, the tubular stent 10 are used to be embedded in the draining well head on road surface;The lid
Plate 11 is equipped with hollow-out parts, and cover board 11 installs that 10 top of tubular stent is concordant with road surface or slightly below road surface;First water blocking
Plate 12 is below cover board 11 and affixed with tubular stent 10, and second flap 13 is mounted on 12 lower section of the first water fender, and
Second flap 13 vertically moves back and forth setting;Being equipped on first water fender 12 and second flap 13 can
Permeable hollow-out parts, and the interlaced setting of hollow-out parts on the first water fender 12 and second flap 13, make the first water fender
12 and second flap 13 be bonded when, respective hollow-out parts can be shaded one another to form fluid-tight closing interlayer;It is described
Flexible element is equipped between second flap 13 and tubular stent 10, which can be that second flap 13 provides upwards
Elastic force, which is more than the gravity of second flap 13 and the elastic force is less than space between the first water fender 12 and cover board 11
The sum of the gravity for the water that can be accommodated and the gravity of second flap 13.The present invention uses the first water fender and second flap group
Into interlayer obstruct sewer inner space, under sunny weather conditions, second flap and the first water blocking plate closing prevent
Exhaust gas in sewer overflows, and under overcast and rainy weather conditions, second flap can down be opened used in the gravity in rainwater, realize
Proper drainage, under Rainfall Condition, when being gushed on the sewage in sewer, second flap can effectively prevent sewage overflows again,
Efficiently solve existing municipal drainage facility there are the defects of.
Preferably, the cylinder for being surrounded by guide post 132, the guide post 132 and tubular stent 10 of the second flap 13
The composition of guide sleeve 102 being fixedly installed on wall is slidably matched, and the Flexible element is compression spring 15, and the compression spring 15 is sleeved on guide post
On 132, and the both ends of compression spring 15 are born against between the upper surface of guide sleeve 102 and the lower face of second flap 13.Second
The barrel diameter of the corresponding tubular stent 10 of activity interval of water fender 13 is less than the diameter of 10 upper/lower terminal of tubular stent, should
10 outside of tubular stent in section forms an annular groove 101, and a pillar 17 is further sleeved with outside the tubular stent 10, described
Annular groove 101 encloses an annular housing with pillar 17, and the edge of the second flap 13 is equipped with outwardly extending extension
131, extension 131 runs through the barrel of tubular stent 10 and protrudes out in annular housing, and the guide post 132 is mounted on the extension
On 131, the guide sleeve 102 is mounted on 10 outer wall of tubular stent in annular housing, the tubular branch of 101 lower section of annular groove
Buoy 14 is equipped in frame 10, the guide post 132 passes through the downside cell wall of annular groove 101 to be fixedly connected with buoy 14, works as gully
When interior water level rises to 14 place height of buoy, the buoyancy of buoy 14 can drive 13 and first water fender 12 of second flap
It remains closed, the first water fender 12 and 13 lower section of second flap is made to form sealing space, so as to prevent the water level in gully
Continue to rise, water level is prevented not have the region where guide sleeve 102 and compression spring 15.Since the sewage of sewer generally has relatively strong corruption
Corrosion, and containing a large amount of impurity, if sewage will certainly cause these components to move directly with the component contacts such as guide sleeve 102, compression spring 15
It fails, influences the service life of floor drain, the present invention can be good at avoiding sewage and these components straight using 14 mechanism of buoy
Contact substantially increases the service life of floor drain.
Preferably, the buoy 14 is loop configuration, and buoy 14 is placed in the annular cavity of 10 lower end of tubular stent setting
In 103, the cover board 11 and the edge at 10 top of tubular stent are hinged, in order to which cover board 11 opens and closes.The tubular branch
The outer ring surface of 10 upper end of frame is equipped with annular wing plate 104, at a distance of 5- between 10 upper surface of the wing plate 104 and tubular stent
10cm is equipped with reinforcing rib 106 between 10 outer wall of the wing plate 104 and tubular stent, and wing plate 104 is embedded in below road surface, after energy
Improve the bonding strength between floor drain and road surface.10 top of tubular stent is equipped with a deep gouge 105, and the cover board 11 is installed on
In deep gouge 105, the upper surface for making cover board 11 is concordant with the upper surface of tubular stent 10.The upper end edge institute of the second flap 13
The edge for stating hollow-out parts is equipped with sealing strip 16 made of elastic material.
The above described is only a preferred embodiment of the present invention, any limit not is made to the technical scope of the present invention
System, therefore any subtle modifications, equivalent variations and modifications that every technical spirit according to the present invention makees above example,
In the range of still falling within technical scheme of the present invention.