Cold and hot water mixing valve

Abstract

The utility model discloses a cold and hot water mixing valve, and relates to the technical field of water mixing valves, the cold and hot water mixing valve comprises a valve core and a three-way pipe, a partition plate is fixedly connected in the three-way pipe, and the three-way pipe is separated by the partition plate so that three pipe openings are not communicated with one another; a connecting cylinder is fixedly connected to the position, corresponding to the partition plate, of the outer side of the three-way pipe, a sealing plate is fixedly connected to the interior of the connecting cylinder, three through holes are formed in the sealing plate, and the three through holes are used for enabling three pipe openings of the three-way pipe to communicate with the connecting cylinder correspondingly; the valve element and the sealing plate are matched with each other and used for controlling the communication state of the three pipe openings. The cold and hot water mixing valve is simple in structure, convenient to connect and capable of reducing installation and arrangement cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to water mixing valve technical field, concretely is a cold and hot water mixing valve. BACKGROUND

[0002] Water mixing valve is a kind of valve for adjusting cold and hot water mixing ratio, is widely used in domestic hot water system, commercial facilities and industrial scene. It is mainly composed of valve body, valve core, handle and temperature control device. Valve body usually adopts corrosion-resistant material such as copper or stainless steel, is responsible for bearing and fixing other components. Valve core is the core component, the mixing degree of cold and hot water flow is controlled by rotation, to adjust the water temperature.

[0003] Current water mixing valve adopts fixed structure design, it is fixed on the edge of sink or wall, when its water inlet interface is connected with cold and hot water delivery pipeline, usually needs to bridge with various transition pipelines such as hose, elbow, increases the complexity of installation operation and layout cost.

[0004] Therefore, it is necessary to provide a cold and hot water mixing valve to solve the above problems. INVENTION CONTENTS

[0005] (1) technical problem solved

[0006] The utility model discloses a cold and hot water mixing valve to solve the problems in the above background.

[0007] (2) technical scheme

[0008] To achieve the above object, the utility model discloses a cold and hot water mixing valve, including valve core and three-way pipe, the three-way pipe is fixedly connected with the baffle, the baffle divides three-way pipe for making three pipe orifices not intercommunication;

[0009] The outer side of three-way pipe is fixedly connected with the connecting barrel corresponding to the position of baffle, the inside of connecting barrel is fixedly connected with the sealing plate, three through holes are formed in the sealing plate, three through holes are used to make three pipe orifices of three-way pipe and connecting barrel intercommunication respectively, and the valve core and sealing plate are mutually matched and used to control the intercommunication state between three pipe orifices.

[0010] Preferably, the three-way pipe includes two water inlet pipes and one water outlet pipe, and the valve core is used to control the intercommunication state of the water inlet pipe and the water outlet pipe.

[0011] Preferably, the baffle includes a first baffle and a second baffle, the first baffle is located between the two water inlet pipes and is arranged along the axial direction of the water outlet pipe, and the second baffle is located at one end of the first baffle to block the water outlet pipe.

[0012] Preferably, the connecting barrel is located on the outer side of the water outlet pipe.

[0013] Preferably, the tee pipe is a PPR pipe or a PE pipe.

[0014] Preferably, the connecting barrel is fixedly connected to the outer side of the tee pipe, and the valve core is fixedly positioned in the inner side of the connecting barrel through the valve cover.

[0015] Preferably, the pipe opening of the tee pipe is provided with an external thread or an internal thread.

[0016] (Three) beneficial effects

[0017] Compared with the prior art, the utility model provides a cold and hot water mixing valve, has the following beneficial effects:

[0018] 1. The cold and hot water mixing valve, through using the tee pipe as the valve body, makes its connection with the cold water pipe and the hot water pipe more convenient, does not need the transition pipeline to connect, thereby making its connection more convenient, reduces the installation and layout cost.

[0019] 2. The cold and hot water mixing valve, through controlling the position of the first baffle and the second baffle, and setting the connecting barrel on the outer side of the water outlet pipe, avoids the mutual interference of the wall body and the valve core, makes its use more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the three-dimensional schematic view of the utility model structure;

[0021] Figure 2 It is the three-dimensional schematic view of the tee pipe of the utility model;

[0022] Figure 3 It is the explosion schematic view of the valve core of the utility model;

[0023] Figure 4 It is the cross section schematic view of one embodiment of the utility model;

[0024] Figure 5 It is the cross section schematic view of another embodiment of the utility model.

[0025] In the drawing: 1, water inlet pipe; 2, water outlet pipe; 4, baffle; 5, through hole; 6, sealing plate; 7, valve core; 8, valve cover; 10, connecting barrel; 11, tee pipe; 12, first baffle; 13, second baffle. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.

[0027] Please refer to Figures 1-5As shown, a cold and hot water mixing valve includes a valve core 7 and a three-way pipe 11, a partition plate 4 is fixedly connected in the three-way pipe 11, the partition plate 4 separates the three-way pipe 11 for making three pipe openings not communicated with each other; a connecting barrel 10 is fixedly connected at a position corresponding to the partition plate 4 on the outer side of the three-way pipe 11, a sealing plate 6 is fixedly connected in the connecting barrel 10, three through holes 5 are formed in the sealing plate 6, the three through holes 5 are respectively used for making the three pipe openings of the three-way pipe 11 communicated with the connecting barrel 10, and the valve core 7 cooperates with the sealing plate 6 for controlling the communication state between the three pipe openings.

[0028] Specifically, the three-way pipe 11 includes two water inlet pipes 1 and one water outlet pipe 2, and the valve core 7 is used for controlling the communication state of the water inlet pipes 1 and the water outlet pipe 2. In use, the two water inlet pipes 1 are connected with a cold water pipe and a hot water pipe respectively, the communication state of the two water inlet pipes 1 and the water outlet pipe 2 is controlled by the valve core 7, the mixing ratio of the cold water and the hot water is controlled, and the control of the outlet water temperature is realized.

[0029] The three-way pipe 11 is arranged as a valve body, the partition plate 4 is arranged in the three-way pipe 11 to separate the hot water, the cold water and the outlet water, the structure is simple and reliable; meanwhile, in use, the three-way pipe 11 with the same diameter as the cold water pipe and the hot water pipe is selected as the valve body, when the three-way pipe 11 is connected with the water conveying pipe, no transition pipeline is needed, the use of elbow is reduced, and the connection is more convenient.

[0030] In some embodiments, the partition plate 4 includes a first partition plate 12 and a second partition plate 13, in order to make the diameters of the hot water pipe and the cold water pipe consistent, the first partition plate 12 is arranged between the two water inlet pipes 1 and along the axial direction of the water outlet pipe 2, and the second partition plate 13 is arranged at one end of the first partition plate 12 and used for plugging the water outlet pipe 2.

[0031] Please refer to Figure 5 As shown, when the cold water pipe and the hot water pipe are both buried pipes, in order to avoid the mutual interference between the wall and the valve core 7, the connecting barrel 10 is arranged on the outer side of the water outlet pipe 2 to control the distance between the valve core 7 and the wall. Through the above arrangement, the transition pipeline is not needed to lead the cold water pipe and the hot water pipe out of the wall, so that the pipeline laying is more convenient.

[0032] Since the household water conveying pipeline is usually a PPR pipe or a PE pipe, in order to make the connection more convenient, the three-way pipe 11 is made of PPR pipe or PE pipe with the same material as the water conveying pipeline, so as to be connected by hot melting.

[0033] Specifically, the connecting barrel 10 is fixedly connected on the outer side of the three-way pipe 11, and the valve core 7 is limitingly fixed in the inner side of the connecting barrel 10 by a valve cover 8. The valve core 7 is a standard valve core known in the field of water mixing valves.

[0034] In some embodiments, the pipe opening of the three-way pipe 11 is provided with external threads or internal threads, so as to be screw-connected with the water conveying pipeline.

[0035] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A cold and hot water mixing valve comprising a valve core (7) and a tee (11), characterized in that: The three-way pipe (11) is fixedly connected with a partition plate (4), and the partition plate (4) divides the three-way pipe (11) to make the three pipe openings not communicated with each other. The three-way pipe (11) is fixedly connected with a partition plate (4), and the partition plate (4) divides the three-way pipe (11) to make the three pipe openings not communicated with each other.

2. The hot and cold water mixing valve according to claim 1, wherein: The three-way pipe (11) is fixedly connected with a partition plate (4), and the partition plate (4) divides the three-way pipe (11) to make the three pipe openings not communicated with each other.

3. The hot and cold water mixing valve according to claim 2, wherein: The three-way pipe (11) includes two water inlet pipes (1) and one water outlet pipe (2), and the valve core (7) is used for controlling the communication state of the water inlet pipe (1) and the water outlet pipe (2).

4. The hot and cold water mixing valve according to claim 2, wherein: The partition plate (4) includes a first partition plate (12) and a second partition plate (13), the first partition plate (12) is located between the two water inlet pipes (1) and is arranged along the axial direction of the water outlet pipe (2), and the second partition plate (13) is located at one end of the first partition plate (12) and is used for plugging the water outlet pipe (2).

5. The hot and cold water mixing valve according to claim 1, wherein: The connecting barrel (10) is located outside the water outlet pipe (2).

6. The hot and cold water mixing valve according to claim 1, wherein: The three-way pipe (11) is a PPR pipe or a PE pipe.

7. The hot and cold water mixing valve according to claim 1, wherein: The connecting barrel (10) is fixedly connected to the outer side of the three-way pipe (11), and the valve core (7) is limitingly fixed to the inner side of the connecting barrel (10) through the valve cover (8). The pipe opening of the three-way pipe (11) is provided with external threads or internal threads.

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