CN209538315U - A kind of discharge structure of anti-return - Google Patents

Abstract

The utility model discloses a kind of discharge structures of anti-return, including drain body, U-tube and vertical tube, the left side top of drain body is fixedly connected with water inlet pipe, the bottom right side of drain body is fixedly connected with outlet pipe, the bottom of water inlet pipe is fixedly connected with vertical tube, the top nested encryptions of vertical tube have back-flow preventer, the top two sides hollow out of back-flow preventer has mounting wall, mounting wall, which is internally embedded, is connected with connecting column, the two sides of connecting column are fixedly connected with hook, position is fixedly connected with buoyant mass among the bottom of baffle, the buoyancy that buoyant mass receives water floats, thus baffle can up be moved, then the nozzle of drain body can be closed, thus can pre- waterproof reflux, since baffle receives the gravity of water, to be declined, water can be discharged from by drainpipe in this way, hook It prevention baffle can directly be fallen when baffle is sunk by the gravity of water, there is extensive development prospect in future.

Description

A kind of discharge structure of anti-return

Technical field

Originally practical to be related to discharge structure technical field, specially a kind of discharge structure of anti-return.

Background technique

The sewage pipe of existing multilayer or skyscraper is mostly straight-through sewage pipe and a main sewage pipe between layers Connection, generally all can be equipped with a U-shaped blowdown bend pipe at sewer pipe in resident family, and there are a certain amount of in the blowdown bend pipe Water prevents the stink in sewer from overflowing.

When the sewer blockage of building, sewage, exhaust gas in sewage pipe will be recoiled existing drainpipe by U-tube Enter plumbing for waste water, cause exhaust emissions, sewage overflows, sewage excrement then flows into interior, and sewer pipe is made to become the matchmaker of transmission It is situated between, makes troubles to people's daily life.

So how to design a kind of discharge structure of anti-return, becoming will currently be solved the problems, such as.

Utility model content

The purpose of this utility model is to provide a kind of discharge structures of anti-return, to solve to propose in above-mentioned background technique Tool discarded the problem of recoiling into plumbing for waste water.

To achieve the above object, the utility model provides the following technical solutions: a kind of discharge structure of anti-return, including row Water main body, U-tube and vertical tube, the left side top of the drain body are fixedly connected with water inlet pipe, the right side of the drain body Bottom is fixedly connected with outlet pipe, and the bottom of the water inlet pipe is fixedly connected with vertical tube, and the bottom nested encryptions of the vertical tube have U The intermediate position nested encryptions of type pipe, the outlet pipe and U-tube have connecting tube, and the top nested encryptions of the vertical tube, which have, to be prevented back Flow device；

The top two sides hollow out of the back-flow preventer has mounting wall, and the mounting wall, which is internally embedded, is connected with connecting column, The two sides of the connecting column are fixedly connected with hook, and the bottom of the connecting column is fixedly connected with baffle, the bottom of the baffle Intermediate position is fixedly connected with buoyant mass.

Further, the buoyant mass is made of relatively light and environmental protection the foam of material.

Further, the material of the baffle is made of the timber of good corrosion resistance.

Further, there are two the hook is arranged altogether, and shape is rectangle.

Further, the connecting column can share two.

Compared with prior art, the beneficial effect of this kind of utility model is:

1. the discharge structure of this kind of anti-return, buoyant mass is made of relatively light and environmental protection the foam of material, and buoyant mass can When being higher than outlet pipe with water outside, when water enters drain body, buoyant mass can float, and water enters When to drain body, the buoyancy that buoyant mass receives water floats, and thus can up be moved baffle, so The nozzle of drain body can be closed afterwards, thus can pre- waterproof reflux, the material of buoyant mass can extend buoyancy Service life of block used, while cost can also be saved, even if while replace, to environment also without what very big influence, have The anti-return performance for improving drain body of effect.

2. the material of the discharge structure of this kind of anti-return, baffle is made of the timber of good corrosion resistance, water inlet pipe enters After water, since baffle receives the gravity of water, to be declined, such water can be discharged from by drainpipe, baffle It can also effectively prevent that article is fallen into and pick up less than having baffle that can prevent article and directly fall into most beneath, and baffle It can also prevent there is discarded rubbish to enter in drain body, can be effectively guaranteed in this way clean in drain body Property, effectively raise drain body practicability.

3. the discharge structure of this kind of anti-return, hook can effectively prevent falling off for baffle, hook can baffle by To water gravity sink when prevention baffle directly fall, can thus block outlet pipe, thus make water do not have to outflow, hook Specified position can be sunk under the baffle, is then just fixed, so that water be allow to flow out faster, the use of hook can So that the use of drain body is more convenient, setting hook is artificial there is no need to be required when baffle is fallen every time It goes to install, effectively raises the practicability of drain body.

4. the discharge structure of this kind of anti-return, connecting column can effectively connect baffle, and connecting column connects baffle and hook, Baffle and hook can be thus set to play the role of their best effects and make drain body to improve drain body The trouble that more uses, and can be much less in this way keeps the use of user more convenient, and connecting column may be used also simultaneously So that the service life of baffle extends, because connecting column can reduce the time that baffle is immersed in water, it is possible to make baffle Service life extend, effectively raise the convenience of drain body.

Detailed description of the invention

Fig. 1 is the overall schematic of the utility model；

Fig. 2 is the diagrammatic cross-section of the utility model back-flow preventer；

In figure: 1, drain body, 2, water inlet pipe, 3, back-flow preventer, 301, mounting wall, 302, connecting column, 303, baffle, 304, buoyant mass, 305, hook, 4, U-tube, 5, outlet pipe, 6, connecting tube, 7, vertical tube.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment, based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of discharge structure of anti-return, including draining Main body 1, U-tube 4 and vertical tube 7, the left side top of drain body 1 are fixedly connected with water inlet pipe 2, the bottom right side of drain body 1 It is fixedly connected with outlet pipe 5, the bottom of water inlet pipe 2 is fixedly connected with vertical tube 7, and the bottom nested encryptions of vertical tube 7 have U-tube 4, out Water pipe 5 and the intermediate position nested encryptions of U-tube 4 have connecting tube 6, and the top nested encryptions of vertical tube 7 have back-flow preventer 3；

The top two sides hollow out of back-flow preventer 3 has mounting wall 301, and mounting wall, which is internally embedded, is connected with connecting column 302, even The two sides for connecing column 302 are fixedly connected with hook 305, and the bottom of connecting column 302 is fixedly connected with baffle 303, the bottom of baffle 303 Intermediate position is fixedly connected with buoyant mass 304.

Further, buoyant mass 304 is made of relatively light and environmental protection the foam of material, and buoyant mass 304 can be outside Water be higher than outlet pipe 5 when, when water enters drain body 1, buoyant mass 304 can float, and water enters When drain body 1, the buoyancy that buoyant mass 304 receives water floats, and thus can up be moved baffle, Then the nozzle of drain body 1 can be closed, thus can pre- waterproof reflux, the material of buoyant mass 304 can prolong Service life of long buoyant mass 304 used, while cost can also be saved, even if while replace, it is also very big without what to environment Influence, effectively raise the anti-return performance of drain body 1.

Further, the material of baffle 303 is made of the timber of good corrosion resistance, and water inlet pipe 2 enters after water, due to Baffle 303 receives the gravity of water, to be declined, such water can be discharged from by drainpipe 5, and baffle 303 may be used also It is picked up with effectively preventing that article is fallen into less than having baffle 303 that can prevent article and directly fall into most beneath, and baffle 303 can also prevent have discarded rubbish to enter in drain body 1, can be effectively guaranteed in drain body 1 in this way Clean property effectively raises 1 practicability of drain body.

Further, hook 305 can altogether setting there are two, and shape be rectangle, hook 305 can baffle 303 by Prevention baffle 303 is directly fallen when the gravity of water sinks, and can thus block outlet pipe 5, so that water be made not have to outflow, is hung Hook can sink to specified position in baffle 303, then just be fixed, so that water be allow to flow out faster, link up with 305 use can make the use of drain body 1 more convenient, and there is no need to when baffle 303 is fallen for setting hook 305 It waits, requires manually to go to install every time, effectively raise the practicability of drain body 1.

Further, connecting column 302 shares two, and connecting column 302 connects baffle 303 and hook 305, can thus make Baffle 303 and hook 305 play the role of their best effects, to improve drain body 1, make drain body 1 more Use, and the trouble that can be much less in this way keeps the use of user more convenient, and connecting column 302 may be used also simultaneously So that the service life of baffle 303 extends, it, can because connecting column 302 can reduce the time that baffle 303 is immersed in water So that the service life of baffle 303 extends, the convenience of drain body 1 is effectively raised.

Working principle: firstly, the discharge structure of this kind of anti-return is installed, then, connecting column 302 can effectively connect Baffle 303 is connect, connecting column 302 connects baffle 303 and hook 305, and baffle 303 and hook 305 can thus be made to play them Best effect uses drain body 1 more to improve the effect of drain body 1, and can reduce so very More troubles keeps the use of user more convenient, and connecting column 302 can also be such that the service life of baffle 303 extends simultaneously, Because connecting column 302 can reduce the time that baffle 303 is immersed in water, it is possible to extend the service life of baffle 303, The convenience of drain body 1 is effectively raised, then, the material of baffle 303 is made of the timber of good corrosion resistance, water inlet Pipe 2 enters after water, and since baffle 303 receives the gravity of water, to be declined, such water can be from passing through drainpipe 5 discharges, baffle 303 can also effectively prevent article and fall into and pick up less than having baffle 303 that can prevent article and directly fall into It is most beneath, and baffle 303 can also prevent have discarded rubbish to enter in drain body 1, can effectively guarantee in this way Clean property in drain body 1, effectively raises 1 practicability of drain body, and and then, hook 305 can be effectively pre- Anti- baffle 303 falls off, and hook 305 prevention baffle 303 can directly fall when baffle 303 is sunk by the gravity of water It falls, can thus block outlet pipe 5, so that water be made not have to outflow, hook can sink to specified position in baffle 303, Then it is just fixed, so that water be allow to flow out faster, the use of hook 305 can make the use of drain body 1 more Convenient, there is no need to require manually to go to install every time, effectively raise when baffle 303 is fallen for setting hook 305 The practicability of drain body 1, finally, buoyant mass 304 be material is relatively light and the foam of environmental protection made of, buoyant mass 304 can be with When water outside is higher than outlet pipe 5, when water enters drain body 1, buoyant mass 304 can float, water When entering drain body 1, the buoyancy that buoyant mass 304 receives water floats, and can thus carry out baffle past Then upper movement can close the nozzle of drain body 1, thus can pre- waterproof reflux, the row of effectively raising The material of the anti-return performance of water main body 1, buoyant mass 304 can extend the service life of buoyant mass 304 used, while can also save Cost-saving, even if while replace, to environment also without what very big influence, here it is the works of the discharge structure of this kind of anti-return Make principle.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (5)

1. a kind of discharge structure of anti-return, including drain body (1), U-tube (4) and vertical tube (7), it is characterised in that: described The left side top of drain body (1) is fixedly connected with water inlet pipe (2), and the bottom right side of the drain body (1) is fixedly connected with The bottom of outlet pipe (5), the water inlet pipe (2) is fixedly connected with vertical tube (7), and the bottom nested encryptions of the vertical tube (7) have U-shaped It manages (4), the intermediate position nested encryptions of the outlet pipe (5) and U-tube (4) have connecting tube (6), the top of the vertical tube (7) Nested encryptions have back-flow preventer (3)；

The top two sides hollow out of the back-flow preventer (3) has mounting wall (301), and the mounting wall, which is internally embedded, is connected with connection The two sides of column (302), the connecting column (302) are fixedly connected with hook (305), and the bottom of the connecting column (302) is fixed to be connected It is connected to baffle (303), position is fixedly connected with buoyant mass (304) among the bottom of the baffle (303).

2. a kind of discharge structure of anti-return according to claim 1, it is characterised in that: the buoyant mass (304) be by Made of relatively light and environmental protection the foam of material.

3. a kind of discharge structure of anti-return according to claim 1, it is characterised in that: the material of the baffle (303) It is made of the timber of good corrosion resistance.

4. a kind of discharge structure of anti-return according to claim 1, it is characterised in that: the hook (305) is arranged altogether There are two, and shape is rectangle.

5. a kind of discharge structure of anti-return according to claim 1, it is characterised in that: the connecting column (302) is shared Two.