CN213117969U - Secondary drainage interpolation elbow - Google Patents

Abstract

The utility model discloses a secondary drainage inserted elbow, which relates to the PVC drainage field, and comprises a second bellmouth, a socket, an elliptical tube, a drainage vertical tube and an inserted elbow body, wherein the inserted elbow body is arranged in a cement filling layer of a toilet, a transverse water inlet of the inserted elbow body is provided with a first bellmouth for connecting the elliptical tube, a vertical water outlet of the inserted elbow body is a second bellmouth, a buffer zone is arranged between the first bellmouth and the second bellmouth, the outer surface of the second bellmouth is a socket for connecting the drainage vertical tube, the top of the socket is provided with a mudguard, the bottom of the mudguard is provided with a group of bosses, a group of two rows of flow passages are uniformly arranged on the periphery of the outer surface of the socket, the first bellmouth is connected with the elliptical tube, the socket is inserted into the drainage vertical tube, a gap for secondary drainage is formed between the lower surface of the mudguard and the top end of the drainage vertical tube, and a gap for, the construction method has the characteristics of convenience and quickness in construction, low noise, low cost, good secondary drainage effect and high construction efficiency.

Description

Secondary drainage interpolation elbow

Technical Field

The utility model relates to a PVC drainage technical field, concretely relates to secondary drainage interpolation elbow.

Background

With the rapid development of economy in China, the requirements of people on the quality of life are higher and higher, the grade of indoor decoration is also improved, and a plurality of owners select to modify and decorate old houses, so that secondary modification of toilet drainage pipelines is involved.

In the secondary reconstruction of an indoor drainage pipeline system, a vertical drainage pipe and a transverse pipe are connected by a 90-degree elbow. At present, the following unreasonable phenomena often occur: 1. before the pipeline is transformed, cement needs to be broken away, so that the construction strength is high; 2. the water flow at the elbow is violently converged and has larger noise; 3. the vertical pipes with different specifications are selected from pipes with different specifications, and the fittings are complicated.

In addition, for house building engineering in China, a toilet is an area with a large humidity degree. If the water-proof work of the sinking toilet is not well done, the situation that water on the floor cannot be drained in time at a later stage is likely to occur, so that the secondary drainage of the toilet is very important.

Therefore, it is necessary to provide a new 90-degree elbow with a secondary drainage function for secondary modification of a toilet.

SUMMERY OF THE UTILITY MODEL

In view of the problems existing in the prior art, the utility model aims to provide a take secondary drainage function, construction is convenient, small in noise, can connect the interpolation elbow of many specifications tubular product.

The secondary drainage inserted elbow is characterized by comprising a second bellmouth, a socket, an elliptical pipe, a drainage vertical pipe and an inserted elbow body, wherein the inserted elbow body is arranged in a cement filling layer of a toilet, a transverse water inlet of the inserted elbow body is provided with a first bellmouth for the connection of the elliptical pipe, a vertical water outlet of the inserted elbow body is a second bellmouth, a buffer area is arranged between the first bellmouth and the second bellmouth, the outer surface of the second bellmouth is a socket for the connection of the drainage vertical pipe, the top of the socket is provided with a mudguard, the bottom of the mudguard is provided with a group of bosses, a group of two rows of flow channels are uniformly arranged on the periphery of the outer surface of the socket, the cross section of the first bellmouth is elliptical, the size of the cross section is gradually reduced along the water inlet direction, the size of the cross section of the second bellmouth is circular, the size of the cross section is gradually increased along the water outlet direction, the size of the cross section of the mud guard is gradually reduced along the water outlet direction, the first bell mouth is connected with the elliptical pipe, the socket is inserted into the vertical drainage pipe, a gap for secondary drainage is formed between the lower surface of the mud guard and the top end of the vertical drainage pipe, and a gap for secondary drainage is formed between the mud guard and cement at the position corresponding to the cement filling layer.

The secondary drainage interpolation elbow is characterized in that an included angle between a central axis of the first bellmouth and a central axis of the second bellmouth is 91.5 degrees.

The secondary drainage interpolation elbow is characterized in that the diameter of the second bellmouth is 40mm, and the diameter of the spigot is 50 mm.

The secondary drainage interpolation elbow is characterized in that the buffer area is an arc section.

The secondary drainage inserted elbow is characterized in that the first bellmouth, the second bellmouth, the socket, the mudguard, the two rows of flow passages and the lug boss are all integrally formed in an injection molding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1) by adopting the technical scheme of the utility model, the secondary drainage effect of the toilet is good;

2) the first bell mouth of the utility model is designed into an ellipse shape, and because the elliptical tube is connected with the water inlet tube, the vertical height of the elliptical tube is smaller than that of the circular tube when the cross section area is the same, so that the slotting is allowed to be shallower when the cement breaking process before the pipeline system is reformed, and the construction is convenient;

3) the utility model is provided with the buffer area, which can lead the water flow to be smoothly transited from the horizontal section to the vertical section, slowly reduce the kinetic energy, reduce the impact of the water flow on the inner wall, reduce the sound source power, lead the noise to be reduced and prolong the service life;

4) the water outlet end of the utility model adopts a one-bearing-one-plug structure, and can connect two pipe specifications, so that the die sinking cost is reduced;

5) the arrangement of the boss at the bottom of the mudguard of the utility model ensures that the cement of the cement filling layer in the toilet is not completely contacted with the lower surface of the mudguard, and a gap for secondary drainage is reserved;

6) the utility model has the characteristics of the construction is convenient, small in noise, with low costs and the efficiency of construction is high.

Drawings

FIG. 1 is an exploded view of the assembly of an inner insert elbow of the present invention;

FIG. 2 is an assembled cross-sectional view of the insert elbow of the present invention;

fig. 3 is a perspective view of the insert elbow of the present invention.

In the figure: 1-a first socket; 2-a second socket; 3-inserting the socket; 4-a buffer zone; 5-a mudguard; 6-two rows of flow passages; 7-a boss; 8-an oval tube; 9-a vertical drainage pipe; 10-interpolating the elbow body.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of protection of the invention is not limited to the scope described.

As shown in fig. 1-3, a secondary drainage insert elbow comprises a second socket 2, a socket 3, an elliptical tube 8, a drainage vertical tube 9 and an insert elbow body 10, wherein the insert elbow body 10 is arranged in a cement filling layer of a toilet, the cement filling layer is arranged on a waterproof layer of the toilet, a first socket 1 for connecting the elliptical tube 8 is arranged at a transverse water inlet of the insert elbow body 10, a vertical water outlet of the insert elbow body is the second socket 2, the first socket 1 is connected with the elliptical tube 8, the cross section of the first socket 1 is elliptical, the cross section size decreases progressively along a water inlet direction, the cross section of the second socket 2 is circular, the cross section size increases progressively along a water outlet direction, an included angle between a central axis of the first socket 1 and a central axis of the second socket 2 is 91.5 degrees, the cross section of the first socket 1 in the embodiment is designed to be elliptical, so as to facilitate connection of an elliptical water inlet pipe, when the cross sections are the same, the vertical height of oval pipe will be little than the pipe, when breaking away the cement process before reforming transform pipe-line system, allows the fluting shallower for the construction is convenient, and two bellmouth axis become 91.5 degrees in this embodiment, because of the water outlet direction is vertical, so intake end and horizontal plane become 1.5 degrees angle, make horizontal branch pipe drainage more unblocked.

The utility model discloses an interpolation elbow of secondary drainage is equipped with buffer 4 between first bellmouth 1 and the second bellmouth 2, and buffer 4 is the circular arc section in this embodiment, and slick and sly turn department makes rivers can smooth transition from the horizontal segment to vertical section, slowly reduces kinetic energy, reduces the impact of rivers to the inner wall, reduces sound source power for the noise reduces and prolongs the life of interpolation elbow.

The utility model discloses an interpolation elbow of secondary drainage, the surface of second bellmouth 2 is socket 3 that supplies drainage riser 9 to connect, the cross-section of socket 3 is circular, its cross-sectional size decreases progressively along the play water direction, socket 3 inserts to drainage riser 9, the diameter of socket 3 is greater than the diameter of second bellmouth 2, the diameter of second bellmouth 2 is 40mm, the diameter of socket 3 is 50mm, the play water end of this embodiment adopts one to hold one and inserts the formula structure, can connect the tubular product of two kinds of specifications, make the die sinking cost reduce.

The utility model discloses a secondary drainage interpolation elbow, socket 3's top is equipped with fender 5, and its lower surface is equipped with a set of boss 7, 3 surface a week of socket evenly is equipped with a set of two rows of runners, the boss 7 that sets up in this embodiment, make the cement of bathroom cement filling layer and the incomplete contact of 5 lower surfaces of fender, the clearance that can supply the secondary drainage is vacated, because 3 cross sectional dimension of socket decrease progressively along the water outlet direction, so the top of the drainage riser 9 rather than being connected with fender 5 lower surface contact, also vacate the clearance that can supply the secondary drainage, the rivers of secondary drainage then get into two rows of runners 6 through these two clearances, flow in drainage riser 9, reach the function of secondary drainage.

The utility model discloses an interpolation elbow of secondary drainage, first bellmouth 1, second bellmouth, socket 3, fender 5, two rows of runners 6 and 7 homogeneous injection moulding of boss have improved production efficiency.

Specifically, during drainage, most of water flows from the elliptical pipe 8 into the inner inserting elbow through the first socket 1, flows into the drainage vertical pipe 9 through the buffer zone 4 and the second socket 2, and finally enters the inspection well; a part of water in the toilet permeates the floor and is gathered in the waterproof layer, and the part of water flows to the two drainage channels 6 through the gaps of the bosses 7 and then enters the drainage vertical pipe 9 to be finally drained into the inspection well.

Claims (5)

1. The secondary drainage inserted elbow is characterized by comprising a second bellmouth (2), a socket (3), an elliptical pipe (8), a drainage vertical pipe (9) and an inserted elbow body (10), wherein the inserted elbow body (10) is arranged in a cement filling layer of a toilet, a transverse water inlet of the inserted elbow body (10) is provided with a first bellmouth (1) for the connection of the elliptical pipe (8), a vertical water outlet of the inserted elbow body is provided with the second bellmouth (2), a buffer area (4) is arranged between the first bellmouth (1) and the second bellmouth (2), the outer surface of the second bellmouth (2) is a socket (3) for the connection of the drainage vertical pipe (9), the top of the socket (3) is provided with a mudguard (5), the bottom of the mudguard (5) is provided with a group of bosses (7), a group of two rows of flow passages (6) are uniformly arranged on the outer surface of the socket (3) in one circle, the cross section of the first bellmouth (1) is oval, the size of the cross section of the first bellmouth decreases progressively along the water inlet direction, the cross section of the second bellmouth (2) is circular, the size of the cross section of the second bellmouth increases progressively along the water outlet direction, the cross section of the socket (3) is circular, the size of the cross section decreases progressively along the water outlet direction, the first bellmouth (1) is connected with the oval pipe (8), the socket (3) is inserted into the vertical drainage pipe (9), a gap for secondary drainage is formed between the lower surface of the fender (5) and the top end of the vertical drainage pipe (9), and a gap for secondary drainage is formed between the fender and cement at the position corresponding to the cement filling layer.

2. The secondary drainage inner insert elbow as claimed in claim 1, characterized in that the angle between the central axis of the first socket (1) and the central axis of the second socket (2) is 91.5 °.

3. A secondary drainage insert elbow according to claim 1, characterised in that the diameter of the second socket (2) is 40mm and the diameter of the spigot (3) is 50 mm.

4. A secondary drainage elbow insert as claimed in claim 1 wherein the said buffer zone (4) is a circular arc segment.

5. The secondary drainage insert elbow according to claim 1, wherein the first socket (1), the second socket (2), the socket (3), the fender (5), the two rows of flow passages (6) and the boss (7) are integrally injection molded.

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