CN219471107U - Flow mixer - Google Patents

Abstract

The utility model discloses a flow mixer, which comprises a drainage vertical pipe, a transverse branch pipe assembly and a partition plate; the middle part of the drainage vertical pipe is bent to one side to form a bent pipe, and the drainage vertical pipe comprises an upper straight pipe and a lower straight pipe which are communicated with the bent pipe; the transverse branch pipe component is communicated with the drainage vertical pipe from the opposite side of the bending of the drainage vertical pipe; the partition board is arranged in the drainage vertical pipe and is opposite to the communication part of the transverse branch pipe assembly and the drainage vertical pipe; the baffle is provided with a guide wall facing one side of the transverse branch pipe assembly, and the guide wall deflects drainage water of the transverse branch pipe assembly to the opposite side of the bending pipe. According to the utility model, the guide wall is arranged on the partition plate, the water tongue of the transverse branch pipe assembly flows downwards along the guide wall after flowing to the partition plate, and deflects towards the opposite side of the bending pipe at the tail end of the guide wall, and continuously adheres to the side wall of the lower straight pipe to form an attached wall flow after converging with the jet flow of the bending pipe, so that the air path is smooth when the mixer drains water, the air pressure in the pipe is close to the atmospheric pressure, the air pressure fluctuation range in the mixer is reduced, and the water seal of the transverse branch pipe assembly is prevented from being invalid due to overlarge air pressure fluctuation.

Description

Flow mixer

Technical Field

The utility model relates to the technical field of pipelines, in particular to a flow mixer.

Background

The mixer is a gas-water mixing joint, which is made of high-density polyethylene (HDPE) pipe and is commonly used for connecting drainage branch pipes and vertical pipes in high-rise buildings with more than eight layers. The inside of the mixer is provided with the water flow baffle plate, so that the water flow of each branch pipe can be ensured to be unobstructed along a certain direction, meanwhile, the water flow speed can be slowed down, and the air pressure is ensured to be always in a stable state in the pipeline, thereby replacing the function of the vent pipe without setting up the vent pipe, and achieving the purposes of saving cost and space.

Referring to fig. 1, the mixer generally includes a drain stand pipe 1' and a lateral pipe assembly 2', wherein a middle portion of the drain stand pipe 1 is bent to one side, the lateral pipe assembly 2' is communicated with the drain stand pipe 1' from the opposite side of the bend of the drain stand pipe 1', and a partition 3' is provided in the drain stand pipe 1', the partition 3' is opposite to a communication position between the drain stand pipe 1' and the lateral pipe assembly 2', for blocking lateral water flow of the lateral pipe assembly 2 '. When the drainage vertical pipe 1' and the transverse branch pipe assembly 2' are in a drainage state at the same time, drainage of the drainage vertical pipe 1' enters along the upper straight pipe 12' of the drainage vertical pipe 1' to form a coanda flow, finally enters into the lower straight pipe 13' at the tail end of the bending pipe 11' in a jet flow mode, and drainage of the transverse branch pipe assembly 2' forms a water tongue after flowing out of the tail end of the first branch pipe 21', the water tongue flows into the lower straight pipe 13' along the side wall of the partition plate 3', the jet flow of the drainage vertical pipe 1' and the water tongue of the transverse branch pipe assembly 2' mutually impact and interfere, stability of an air path in the mixer is damaged, and therefore toilets and floor drains of various households can be damaged in a drainage process, so that odor or harmful gas enters into a room, and health of residents is damaged.

Disclosure of Invention

The utility model aims to provide a flow mixer, which solves the problem of unsmooth ventilation possibly caused when a drainage vertical pipe and a transverse branch pipe assembly drain water simultaneously, and prevents unstable water seal or damage of the water seal.

In order to achieve the above object, the solution of the present utility model is:

a mixer, comprising a drainage vertical pipe, a transverse branch pipe assembly and a baffle plate; the middle part of the drainage vertical pipe is bent to one side to form a bent pipe, and the drainage vertical pipe comprises an upper straight pipe and a lower straight pipe which are communicated with the bent pipe; the opposite side of the transverse branch pipe assembly bent from the drainage vertical pipe is communicated with the drainage vertical pipe; the partition board is arranged in the drainage vertical pipe and is opposite to the communication part of the transverse branch pipe assembly and the drainage vertical pipe; the partition plate is provided with a guide wall facing one side of the lateral branch pipe assembly, and the guide wall deflects drainage water of the lateral branch pipe assembly to the opposite side of the bending pipe.

The included angle between the tangent line at the tail end of the guide wall and the central axis of the drainage vertical pipe is 10-50 degrees.

The guide wall is formed by extending downwards from the lower end of the partition plate, and the guide wall is an arc line. Or, the guide wall is formed by extending the lower end of the partition plate downwards, and comprises a plurality of sections of continuous connected straight lines, and the lower end of each straight line is gradually far away from the partition plate.

The transverse branch pipe assembly comprises a first branch pipe, a second branch pipe and a communicating pipe, wherein the first branch pipe and the second branch pipe are arranged on the side edge of the drainage vertical pipe up and down; the first branch pipe and the second branch pipe are communicated with the communicating pipe; the communicating pipe is longitudinally arranged, and the lower end of the communicating pipe is communicated with the drainage vertical pipe; the partition board is arranged at one side of the communicating pipe, which is close to the drainage vertical pipe.

Preferably, the tail end of the first branch pipe is provided with a flow guiding part; the flow guiding part is a convex block protruding to the left side of the side wall of the communicating pipe, or the flow guiding part is a convex block protruding upwards from the bottom wall of the first branch pipe.

Preferably, the lower edge of the connection part between the bending pipe and the straight lower pipe is lower than the second branch pipe.

The bending tube is a B-shaped tube, and the curvature radius R of the upper end of the bending tube is more than 55.

After the technical scheme is adopted, the utility model has the following technical effects:

through setting up the guide wall on the baffle, will follow the guide wall and flow downwards after the water tongue flow direction baffle of horizontal branch pipe subassembly to at the terminal of guide wall to this lateral wall of straight tube down is towards to the efflux of buckling pipe simultaneously, and the two is converged the back and is continued to be formed and attach the wall flow along the lateral wall of straight tube down, makes the gas circuit unobstructed when mixing the flow ware drainage, and intraductal atmospheric pressure is close atmospheric pressure, reduces intraductal atmospheric pressure fluctuation range, avoids the water seal of horizontal branch pipe subassembly to lead to the inefficacy because of atmospheric pressure fluctuation is too big.

Drawings

FIG. 1 is a schematic diagram of a conventional mixer;

FIG. 2 is a perspective view of an embodiment of the present utility model;

FIG. 3 is a front view of an embodiment of the present utility model;

FIG. 4 is a schematic illustration of dimensioning an embodiment of the utility model;

FIG. 5 is a schematic view of a first embodiment of a guide wall according to an embodiment of the present utility model (enlarged at A in FIG. 3);

FIG. 6 is a schematic diagram of a second embodiment of a guide wall according to the present utility model (enlarged at A in FIG. 3);

fig. 7 is a schematic structural diagram of a first embodiment of a flow guiding portion according to an embodiment of the present utility model (enlarged at B in fig. 3);

fig. 8 is a schematic structural diagram of a second embodiment of a flow guiding portion according to an embodiment of the present utility model (enlarged at B in fig. 3);

FIG. 9 is a schematic diagram illustrating the working principle of an embodiment of the present utility model;

reference numerals illustrate:

1- - -a drain riser; 11- - -bending the tube; 12- - -an upper straight pipe;

13- - -a lower straight pipe; 2- - -a transverse branch assembly; 21- - -a first branch;

22-a second branch; 23- - -communicating pipe; 231—a deflector;

3- - -a separator; 31- - -a guide wall.

Detailed Description

In order to further explain the technical scheme of the utility model, the utility model is explained in detail by specific examples.

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Accordingly, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present utility model, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship conventionally put in place when the inventive product is used, or the orientation or positional relationship conventionally understood by those skilled in the art, is merely for convenience in describing the embodiments of the present utility model, and is not intended to indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the embodiments of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

In addition, the present utility model provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.

Referring to fig. 2 to 8, the present utility model discloses a mixer comprising a drain riser 1, a lateral pipe assembly 2 and a partition 3;

the middle part of the drainage vertical pipe 1 is bent to one side to form a bent pipe 11, and comprises an upper straight pipe 12 and a lower straight pipe 13 which are communicated with the bent pipe 11;

the opposite side of the transverse branch pipe assembly 2 bent from the drainage vertical pipe 1 is communicated with the drainage vertical pipe 1;

the partition plate 3 is arranged in the drainage vertical pipe 1 and is opposite to the communication part of the transverse branch pipe assembly 2 and the drainage vertical pipe 1; the partition plate 3 is provided with a guide wall 31 on a side facing the lateral pipe assembly 2, the guide wall 31 deflecting the drainage water of the lateral pipe assembly 2 toward the opposite side of the bent pipe 11.

Specific embodiments of the utility model are shown below.

Referring to fig. 4, the angle α between the tangent line at the end of the guide wall 31 and the central axis of the drain stem 1 is 10-50 °.

Referring to fig. 5, the guide wall 31 is formed by extending downward from the lower end of the partition 3, and the guide wall 31 is curved; alternatively, referring to fig. 6, the guide wall 31 is formed by extending downward from the lower end of the partition 3, and the guide wall 31 includes a plurality of continuous straight lines, the lower ends of which are gradually far from the partition 3.

The horizontal branch pipe assembly 2 comprises a first branch pipe 21, a second branch pipe 22 and a communicating pipe 23, wherein the first branch pipe 21 and the second branch pipe 22 are arranged at the side edge of the drainage vertical pipe 1 up and down; the first branch pipe 21 and the second branch pipe 22 are communicated with a communicating pipe 23; the communicating pipe 23 is longitudinally arranged, and the lower end of the communicating pipe is communicated with the drainage vertical pipe 1; the partition 3 is provided in the communicating pipe 23 at a side close to the drain stand pipe 1. The upper first branch pipe 21 is generally used for connecting a drain pipe of a toilet, and the drainage flow is large; the lower second branch 22 is typically used for connecting to a floor drain, with a smaller drain flow.

Further, a flow guide portion 231 is provided at the end of the first branch pipe 21. By providing the guide 231, the outflow tab of the first branch pipe 21 can be lifted to the drop point of the guide wall 31. Referring to fig. 7 to 8, the diversion portion 231 may be a protrusion protruding to the left from the side wall of the communication pipe 23 or a protrusion protruding upward from the bottom wall of the first branch pipe 21, when the drainage amount of the first branch pipe 21 is small, there is a possibility that the discharged water tongue cannot fall on the diversion wall 31, and by providing the diversion portion 231, the water outlet starting point of the water tongue is closer to the diversion wall 31 or the water outlet starting point is higher, so that the water outlet point of the water tongue flowing out from the first branch pipe 21 is located on the diversion wall 31.

Secondly, the lower edge of the connection part between the bent pipe 11 and the lower straight pipe 13 is lower than the second branch pipe 22, when the bent pipe 11 drains water to the lower straight pipe 13 and the flow is large, sewage can be prevented from flowing back to the floor drain pipe, and the phenomenon of water return of the floor drain is relieved.

The bent pipe 11 is a B-shaped pipe, the curvature radius R of the upper end of the bent pipe is larger than 55, and perfect wall-attached flow can be realized by increasing the curvature radius of the bent pipe 11, so that ventilation in the mixer is smooth, and air pressure is always in a stable state.

The guide wall 31 is preferably an arc-shaped plate structure. The utility model mainly aims at improving the diversion wall 31 formed by extending the lower end of the partition plate 3, and the arrangement position of the diversion wall is positioned at the communication position of the drainage vertical pipe 1 and the transverse branch pipe 2.

Referring to fig. 9, the working principle of the present utility model is as follows:

(1) the upper straight pipe 12 is communicated with an upper layer drain pipe, the lower straight pipe 13 is communicated with a lower layer drain pipe, the first branch pipe 21 is communicated with a sewage drain pipe, and the second branch pipe 22 is communicated with a floor drain pipe;

(2) when the drainage vertical pipe 1 and the transverse branch pipe assembly 2 drain simultaneously, the drainage of the drainage vertical pipe 1 forms a wall-attached flow in the upper straight pipe 12 and becomes a rotational flow when passing through the bending pipe 11, and finally, the drainage vertical pipe 1 is shot to the opposite side wall of the lower straight pipe 13 at the lower straight pipe 13; meanwhile, the drainage of the horizontal branch pipe assembly 2 is guided under the action of the guide part 231 and the guide wall 31, water flows at the tail end of the guide wall 31 are deflected to the opposite side of the bending pipe 11 and are converged with the jet flow of the bending pipe 11, and then the water flows continuously cling to the side wall of the lower straight pipe 13 to form wall-attached flow, so that the air passage of the drainage vertical pipe 1 is smooth, and the air pressure fluctuation range in the pipe is reduced.

Through the scheme, the guide wall 31 is arranged on the partition plate 3, the water tongue of the transverse branch pipe assembly 2 flows downwards along the guide wall 31 after flowing to the partition plate 3, and deflects towards the opposite side of the bending pipe 11 at the tail end of the guide wall 31, meanwhile, the jet flow of the bending pipe 11 is impacted towards the side wall of the straight lower pipe 13, and after the jet flow and the jet flow converge, the jet flow continuously cling to the side wall of the straight lower pipe 13 to form a wall-attached flow, so that the air passage is smooth when the mixer drains water, the air pressure in the pipe is close to the atmospheric pressure, the air pressure fluctuation range in the mixer is reduced, and the failure caused by overlarge air pressure fluctuation of the water seal of the first branch pipe 21 and the second branch pipe 22 is avoided.

The above examples and drawings are not intended to limit the form or form of the present utility model, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present utility model.

Claims (8)

1. A mixer, comprising a drainage vertical pipe, a transverse branch pipe assembly and a baffle plate; the middle part of the drainage vertical pipe is bent to one side to form a bent pipe, and the drainage vertical pipe comprises an upper straight pipe and a lower straight pipe which are communicated with the bent pipe; the opposite side of the transverse branch pipe assembly bent from the drainage vertical pipe is communicated with the drainage vertical pipe; the partition board is arranged in the drainage vertical pipe and is opposite to the communication part of the transverse branch pipe assembly and the drainage vertical pipe; the method is characterized in that:

the partition plate is provided with a guide wall facing one side of the lateral branch pipe assembly, and the guide wall deflects drainage water of the lateral branch pipe assembly to the opposite side of the bending pipe.

2. The flow mixer according to claim 1, characterized in that:

the included angle between the tangent line at the tail end of the guide wall and the central axis of the drainage vertical pipe is 10-50 degrees.

3. The flow mixer according to claim 1, characterized in that:

the guide wall is formed by extending downwards from the lower end of the partition plate, and the guide wall is an arc line.

4. The flow mixer according to claim 1, characterized in that:

the guide wall is formed by extending downwards from the lower end of the partition board, and comprises a plurality of sections of continuous connecting straight lines, and the lower end of each straight line is gradually far away from the partition board.

5. The flow mixer according to claim 1, characterized in that:

the transverse branch pipe assembly comprises a first branch pipe, a second branch pipe and a communicating pipe, wherein the first branch pipe and the second branch pipe are arranged on the side edge of the drainage vertical pipe up and down; the first branch pipe and the second branch pipe are communicated with the communicating pipe; the communicating pipe is longitudinally arranged, and the lower end of the communicating pipe is communicated with the drainage vertical pipe; the partition board is arranged at one side of the communicating pipe, which is close to the drainage vertical pipe.

6. The flow mixer according to claim 5, wherein:

the tail end of the first branch pipe is provided with a flow guiding part; the flow guiding part is a convex block protruding to the left side of the side wall of the communicating pipe, or the flow guiding part is a convex block protruding upwards from the bottom wall of the first branch pipe.

7. The flow mixer according to claim 5, wherein:

the lower edge of the connecting part of the bending pipe and the lower straight pipe is lower than the second branch pipe.

8. The flow mixer according to claim 1, characterized in that:

the bending tube is a B-shaped tube, and the curvature radius R of the upper end of the bending tube is more than 55.