The box drainage system of a kind of sedimentation
Technical field
The utility model relates to a kind of drainage system, particularly relates to the box drainage system of a kind of sedimentation.
Background technology
The drainage connecting tube that uses in the present building, mainly form by the threeway that is connected with lavatory pan, branch drain, water seal type floor drain and main riser, three interfaces of lavatory pan threeway are Φ 110, the upper end of lavatory pan threeway connects lavatory pan, an interface of the horizontal interface of lavatory pan threeway connects the branch drain of Φ 110, branch drain is connected with main riser by the down stream tee joint of a Φ 110 again, another interface of lavatory pan threeway is connected with floor drain by Φ 110*50 reducing head, and main riser is installed on the floor.Referring to Fig. 1, present trap body 11 is made up of pan interface 4, water inlet end and discharge ends, like this during the pan blowdown, because dirt has certain viscosity, when the sewage mixture falls into the transverse tube part of trap body 11, can disperse at two, the dirt that has certain viscosity like this will be deposited on the bottom, have the dead angle, the transverse tube that easily produces of a specified duration stops up, and is difficult for mediation.Adopt the drainage system of this structure, the setting height(from bottom) of toilet is 300mm, and the setting height(from bottom) of pan is 450~550mm, has taken a large amount of floor space, has increased the load of building, thereby has increased the construction cost of building.Because of most pans were provided with trap originally, rely on the water seal of trap in the pipeline to realize deodorization, in the use, arrange unclean if hydraulic pressure is too small, cross the low dirt of trap that can cause, will distribute foul smell comes out, so the washroom back foul, and when flushing, form a Resistance Level in threeway and branch drain Inner Front End, the rear end forms a vacuum zone, sewage there is certain restraining function, influences the effect of blowdown, result in blockage and seepage.The each use must be strengthened discharging quantity of water, generally needs 12-15 to rise above water and just can rinse well, substantially exceeded 6 liters of national regulation, and waste water resource is wasted the national people's resource.Flushing water from the slit of floor tile or other pipe fitting connecting portions leak into and form ponding the flow tank, ponding enters in the main riser by ponding device nature seepage mode, and it is saturated and form cesspool or leak into down one deck, return to overflow and arrive other indoor technical barrier of this layer thoroughly to have solved the ponding in the flow tank.And crouching formula, seat type toilet and common floor drain, sanitary equipment etc. exist in the drainage procedure cluck,coo return the technical barrier of gas (foul smell), exist in the natural drainage process arm and there is positive/negative pressure in the person in charge, form vacuum zone when main transverse tube reaches degree of filling and between water seal or the mechanical seal, just pin down, hinder the unobstructed property of draining, under siphonage, can drain the water in the water seal, destroy the technical barrier that seals.The sewage that main riser stops up the back main riser returns and causes indoor uncontrollablely, causes the accident.
The utility model content
Technical problem to be solved in the utility model provide a kind of blowdown unimpeded, save flushing water, can not obstruction, the box drainage system of sedimentation of seepage and back foul.
In order to solve the problems of the technologies described above, the box drainage system of the sedimentation that the utility model provides, comprise that lavatory pan is how logical, branch drain, floor drain and main riser, be connected with the ponding device on the described main riser, described ponding device is in the bottom floor of flow tank when installing and the inlet opening of described ponding device communicates with flow tank.
An end that closes on described main riser on the described branch drain is provided with check device.
Described lavatory pan leads to more is recessed formula reducing tee downstream, described recessed downstream formula reducing tee upper end is the last interface that is connected with lavatory pan, the following left end of described recessed downstream formula reducing tee is a delivery port, the following right-hand member of described recessed downstream formula reducing tee is the reducing water inlet, the delivery port of described recessed downstream formula reducing tee connects first branch drain, the reducing water inlet of described recessed downstream formula reducing tee is connected with second branch drain, on described second branch drain, connect one second threeway, muffler one end is connected with described second threeway, the other end of described muffler is connected with described first branch drain, or be connected, or be connected with total muffler with described main riser.
Reducing that described main riser is provided with connects down stream tee joint and is connected for slotting formula with described ponding device or docks connection.
Described floor drain is water seal type floor drain or mechanical seal floor drain.
Described reducing water inlet is eccentric reducing water inlet.
Described reducing water inlet is concentric reducing water inlet.
Described reducing water inlet and described recessed downstream formula reducing tee are an integral body, or are that the activity of a concentric or eccentric reducing mouth of recessed formula is inserted in the described recessed downstream formula reducing tee.
Adopt the box drainage system of sedimentation of the same layer installation of technique scheme, owing to be connected with the ponding device on the main riser, the ponding device is in the bottom floor of flow tank when installing and the inlet opening of ponding device communicates with flow tank, flushing water from the slit of floor tile or other pipe fitting connecting portions leak into and form ponding the flow tank, ponding enters in the main riser by ponding device nature seepage mode, and it is saturated and form cesspool or leak into down one deck, return to overflow and arrive other indoor technical barrier of this layer thoroughly to have solved the ponding in the flow tank.Because the lavatory pan threeway is recessed formula reducing tee downstream, recessed downstream formula reducing tee upper end is connected with interface with lavatory pan, the following left end of recessed downstream formula reducing tee is a delivery port, right-hand member is the reducing water inlet under the recessed downstream formula reducing tee, owing to adopt recessed downstream formula reducing tee, second branch drain directly is inserted in the reducing water inlet of recessed downstream formula reducing tee, second branch drain and the distance of the last interface of recessed formula reducing tee have downstream been shortened, the sewage mixture falls into recessed downstream formula reducing tee during the lavatory pan blowdown, there is not the dead angle between reducing water inlet and the last interface, water can wash away dirt from eccentric reducing water inlet toward the delivery port direction from a direction during bath, the dirt that has certain viscosity so just can not be deposited between reducing water inlet and the last interface, can not produce bent tube section and stop up.And owing on second branch drain, be connected with a muffler, during flushing, air cooled via return air pipe is got back to second branch drain and is entered into recessed downstream formula reducing tee rear end, makes it can not form vacuum, reduces resistance, can not produce restraining function to sewage, make blowdown smooth and easy rapidly, stop up anything but, anything but seepage, back foul anything but simultaneously can be in order to avoid wastepaper basket.Muffler thoroughly solved crouching formula, seat type toilet and common floor drain, sanitary equipment etc. in drainage procedure cluck,coo return the technical barrier of gas (foul smell), thoroughly effected a radical cure in the natural drainage process arm and there is positive/negative pressure in the person in charge, form vacuum zone when main transverse tube reaches degree of filling and between water seal or the mechanical seal, just pin down, hinder the unobstructed property of draining, under siphonage, can drain the water in the water seal, destroy the technical barrier that seals.Because recessed formula reducing tee downstream, first branch drain adopt the bore of Φ 90, the water amount is less, can reach certain degree of filling, in the flushing process, can produce siphonage, water during blowdown and dirt running resistance are little, and original relatively drainage using water wisely is more than 70%.Down stream tee joint is connected for inserting formula with main riser, and is easy for installation quick.Be convenient to the height gradient of regulating system arm, main, clear and coherent convenience is opened water seal type floor drain, the clear and coherent pipeline of straight line in a plane.Adopt the automatic return-air drainage system of the same layer installation of this structure, during the mount pad closet, its setting height(from bottom) maximum 150~200mm, when adopting pan, its maximum installation height is 250~300mm, be convenient in this layer of floor, install, the conserve space height can be saved the backfill of packed layer, and reduces the height of collar tie beam all around, alleviate the load of floor, several respects are saved the construction cost of building structure.An end that closes on main riser on the branch drain is provided with check device, and check device prevents that sewage that main riser stops up the back main riser from returning and causes indoor uncontrollablely, causes the accident.
In sum, the utility model is the automatic return-air drainage system of the anti-deposition technology that a kind of same layer that is adapted to building energy conservation, environmental protection is installed.Thoroughly solve in the washroom flow tank ponding discharging and main riser sewage backflow and corrode problems such as packed layer, back foul, deposition, fouling obstruction, and have simple in structurely, easy for installation, reduce cost, eliminate hidden fire-fighting danger, apply extensive market.
Description of drawings
Fig. 1 is the structural representation of original drainage system;
Fig. 2 is a structural representation of the present utility model;
Fig. 3 is a lavatory pan three-port structure schematic diagram of the present utility model;
Fig. 4 be among Fig. 2 K to view;
Fig. 5 is the another kind of structural representation of lavatory pan threeway of the present utility model;
Fig. 6 is a lavatory pan threeway mount pad closet schematic diagram of the present utility model;
Fig. 7 is that the pan schematic diagram is installed in lavatory pan threeway of the present utility model;
Fig. 8 is second kind of scheme of installation of muffler of the present utility model;
Fig. 9 is the third scheme of installation of muffler of the present utility model;
Figure 10 is a ponding device structural representation.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Referring to Fig. 1 and Figure 10, the upper end of recessed downstream formula reducing tee 5 is for to be connected with interface 4 with lavatory pan, the bore of last interface 4 is Φ 90 or Φ 110, last interface 4 is adjustable with the spacing of lavatory pan sewage draining exit, the following left end of recessed downstream formula reducing tee 5 is a delivery port 15, the bore of delivery port 15 is Φ 90, at the following right-hand member of recessed formula reducing tee 5 downstream for being holistic eccentric reducing water inlet 14 with it, the bore of eccentric reducing water inlet 14 is Φ 50, the delivery port 15 of recessed downstream formula reducing tee 5 connects first branch drain 3, first branch drain 3 is connected with main riser 10 by the reducing connection down stream tee joint 1 of a Φ 110*90, reducing connects down stream tee joint 1 and is connected for slotting formula with ponding device 12 on the main riser 10, the diameter of main riser 10 is Φ 110, Φ 160 or Φ 200, the eccentric reducing water inlet 14 of recessed downstream formula reducing tee 5 is connected with second branch drain 6, second branch drain 6 is connected with water seal type floor drain 8, and an end that closes on main riser 10 on first branch drain 3 is provided with check device 20.
Referring to Fig. 2, Fig. 3, Fig. 4 and Figure 10, the upper end of recessed downstream formula reducing tee 5 is for to be connected with interface 4 with lavatory pan, the bore of last interface 4 is Φ 90 or Φ 110, last interface 4 is adjustable with the spacing of lavatory pan sewage draining exit, the following left end of recessed downstream formula reducing tee 5 is a delivery port 15, the bore of delivery port 15 is Φ 90, at the following right-hand member of recessed formula reducing tee 5 downstream for being holistic eccentric reducing water inlet 14 with it, the bore of eccentric reducing water inlet 14 is Φ 50, the delivery port 15 of recessed downstream formula reducing tee 5 connects first branch drain 3, first branch drain 3 is connected with main riser 10 by the reducing connection down stream tee joint 1 of a Φ 110*90, reducing connects down stream tee joint 1 and is connected for docking with ponding device 12 on the main riser 10, the diameter of main riser 10 is Φ 110, Φ 160 or Φ 200, the eccentric reducing water inlet 14 of lavatory pan threeway 5 is connected with second branch drain 6, second branch drain 6 is connected with mechanical seal floor drain 11, on first branch drain 3, connect Φ 90,*90,*50 first threeway 2, on second branch drain 6, connect Φ 50*50*50 threeway 7, between first threeway 2 and second threeway 7, be connected with a muffler 9, the muffler 9 and first branch drain 3, second branch drain 6 is in same horizontal plane.
Referring to Fig. 2 and Fig. 3, owing to be connected with ponding device 12 on the main riser 10, ponding device 12 is in the bottom floor of flow tank 19 when installing and the inlet opening 21 of ponding device 12 communicates with flow tank 19, flushing water from the slit of floor tile or other pipe fitting connecting portions leak into and form ponding the flow tank, ponding enters in the main riser 10 by ponding device 12 natural seepage modes, and it is saturated and form cesspool or leak into down one deck, return to overflow and arrive other indoor technical barrier of this layer thoroughly to have solved ponding in the flow tank 19.Owing to adopt recessed downstream formula reducing tee 5, second branch drain 6 directly is inserted in the eccentric reducing water inlet 14 of recessed downstream formula reducing tee 5, second branch drain 6 and the distance of the last interface 4 of recessed formula reducing tee 5 have downstream been shortened, the sewage mixture falls into recessed downstream formula reducing tee 5 during the lavatory pan blowdown, there is not the dead angle between eccentric reducing water inlet 14 and the last interface 4, water can wash away dirt toward delivery port 15 directions from eccentric reducing water inlet 14 from a direction during bath, the dirt that has certain viscosity so just can not be deposited between eccentric reducing water inlet 14 and the last interface 4, and the bent tube section that can not produce stops up.Owing between first branch drain 3 and second branch drain 6, be connected with a muffler 9, during flushing, the air resistance cooled via return air pipe 9 of first branch drain, 3 Inner Front Ends of lavatory pan threeway 5 front ends is got back to second branch drain 6 and is entered into recessed downstream formula reducing tee 5 rear ends, makes it can not form vacuum, reduces resistance, can not produce restraining function to sewage, make blowdown smooth and easy rapidly, stop up anything but, anything but seepage, back foul anything but simultaneously can be in order to avoid wastepaper basket.Muffler 9 thoroughly solved crouching formula, seat type toilet and common floor drain, sanitary equipment etc. in drainage procedure cluck,coo return the technical barrier of gas (foul smell), thoroughly effected a radical cure in the natural drainage process arm and there is positive/negative pressure in the person in charge, form vacuum zone when main transverse tube reaches degree of filling and between water seal or the mechanical seal, just pin down, hinder the unobstructed property of draining, under siphonage, can drain the water in the water seal, destroy the technical barrier that seals.Because recessed downstream formula reducing tee 5, first branch drain 3 adopt the bore of Φ 90, the water amount is less, can reach certain degree of filling, in the flushing process, produce siphonage, water during blowdown and dirt running resistance are little, are equivalent to full river and navigate the same, unblocked, original relatively drainage using water wisely is more than 70%.Reducing connects down stream tee joint 1 and is connected for inserting formula with main riser 10, and is easy for installation quick, highly, the gradient is convenient to adjustment.Clear and coherent convenience is opened water seal type floor drain 8, the clear and coherent pipeline of straight line in a plane.A plurality of crouching type closet bowls position and toilet position can be installed in series simultaneously.Adopt ponding device 12, the ponding of flow tank part can be handled totally, can not corrode packed layer because of ponding.An end that closes on main riser 10 on the branch drain is provided with check device 20, and check device 20 prevents that sewage that main riser 10 stops up back main risers 10 from returning and causes indoor uncontrollablely, causes the accident.
Referring to Fig. 5, recessed downstream formula reducing tee 5 can also be adopted concentric reducing water inlet 13, and reducing water inlet 13 is actively plugged in the recessed downstream formula reducing tee 5 with one heart.
Adopt the automatic return-air drainage system of the same layer installation of this structure, referring to Fig. 6, during mount pad closet 16, its setting height(from bottom) maximum 150~200mm; Referring to Fig. 7, when adopting pan 17, its maximum installation height is 250~300mm, because the change of drainage pattern causes the change of building structure, the space increases, and load reduces, and saves with the obvious advantage.Referring to Fig. 8, muffler 9 one ends are connected with second threeway 7, and the other end of muffler 9 is connected with main riser 10.Referring to Fig. 9, muffler 9 one ends are connected with second threeway 7, and the other end of muffler 9 is connected with total muffler 18.