Blowing and feeding three-way reversing valve

Abstract

The utility model provides a blowing feeding three-way reversing valve, a valve body comprises a first pipeline, a second pipeline and a third pipeline, one end of the first pipeline is connected to an upstream pipeline, and one end of the second pipeline and one end of the third pipeline are respectively connected to a downstream pipeline. The other end of the second pipeline and the other end of the third pipeline are both fixedly connected to the other end of the first pipeline, and a valve plate is arranged at the outlet end of the first pipeline and used for communicating a channel between the first pipeline and the second pipeline or a channel between the first pipeline and the third pipeline. According to the blowing and feeding three-way reversing valve, the first pipeline, the second pipeline and the third pipeline are all of pipe body structures, the first pipeline, the second pipeline and the third pipeline are connected in a welded mode, the problem that a valve body is thick and heavy and difficult to produce is solved, the valve body can be applied to the working conditions of blowing and feeding or air supply pipelines and the like, and the production efficiency is improved. And the pipeline internal pressure required during feeding and material changing is met, the reliability is high, the production cost is low, and the production efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the field of material changing valves, in particular to a three-way reversing valve for blowing and feeding materials. Background Art

[0002] A reversing valve is a directional control valve with more than two flow forms. It has various forms such as a rotary valve type and a sliding valve type. It is divided into two-position and three-position according to the number of working positions the valve core stays in the valve body; it is divided into two-way, three-way, four-way and six-way according to the number of pipelines connected to the valve body; there are manual, motorized, electric, hydraulic, electro-hydraulic and other types of operating methods for operating the movement of the valve core. In the prior art, the transportation of powders such as cement powder and new energy battery metal powder is usually carried out in the form of blowing, and the powder is driven by the airflow to move in the pipeline. In the application of the blowing pipeline, the medium pressure in the pipeline is not large, and the pipeline reversing valve body of the prior art is heavy, inconvenient to install, and has high production cost. Utility Model Content

[0003] In view of this, the utility model aims to provide a three-way reversing valve for blowing and feeding, so as to solve the problems of the prior art that the reversing valve is overall heavy, difficult to install and has high manufacturing cost.

[0004] In order to achieve the above object, the technical solution of the utility model is implemented as follows:

[0005] A three-way reversing valve for blowing and feeding includes a valve body, and the valve body has a V-shaped structure, and the valve body includes a first pipe, a second pipe and a third pipe, and one end of the first pipe is connected to an upstream pipe, one end of the second pipe and one end of the third pipe are respectively connected to a downstream pipe, and the other end of the second pipe and the other end of the third pipe are both fixedly connected to the other end of the first pipe, and a valve plate is arranged at the outlet end of the first pipe, and the valve plate is used to conduct the passage between the first pipe and the second pipe or the passage between the first pipe and the third pipe.

[0006] Furthermore, the valve body is any one of a V-shaped structure, a Y-shaped structure or a T-shaped structure.

[0007] Furthermore, the first pipeline and the second pipeline are coaxially arranged.

[0008] Furthermore, the first pipeline and the second pipeline are an integrated structure.

[0009] Furthermore, the third pipe and the first pipe are arranged in a V shape.

[0010] Furthermore, the valve plate includes a main body plate, which is rotatably sleeved onto the side wall of the first pipe through a central axis, and the main body plate can cover the inlet end of the second pipe and the inlet end of the third pipe, and the periphery of the main body plate is covered with a sealing rubber ring.

[0011] Furthermore, one end of the central axis is fixedly connected to the actuator, and the actuator is fixedly mounted on the first pipeline.

[0012] Furthermore, the inlet end of the second pipeline and the inlet end of the third pipeline are connected via a blocking plate, and one end of the main body plate can be sealed and connected to one side of the blocking plate via a sealing rubber ring.

[0013] Compared with the prior art, the three-way reversing valve for blowing and feeding described in the utility model has the following features:

[0014] Beneficial effects:

[0015] (1) The utility model discloses a three-way reversing valve for blowing and feeding, wherein the first pipe, the second pipe and the third pipe are all pipe structures, and the first pipe, the second pipe and the third pipe are welded and connected, thereby avoiding the problem that the valve body is thick and difficult to produce. This structure reduces the production cost, and the valve body can be applied to working conditions such as blowing and feeding or air supply pipes to meet the internal pressure of the pipe required for feeding and changing materials, and has high reliability, low production cost and high production efficiency.

[0016] (2) The utility model describes a three-way reversing valve for blowing and feeding, wherein the plugging plate is located outside the first pipe, the second pipe and the third pipe, and is a plugging plate with a reserved opening after the three parts are combined. The reserved opening is convenient for installing the main plate and can achieve sealing between the main plate and the side of the plugging plate, so that the main plate can achieve the purpose of material replacement in the first pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the accompanying drawings:

[0018] Figure 1 This is a structural schematic diagram of a three-way reversing valve for blowing and feeding described in an embodiment of the utility model;

[0019] Figure 2 It is a top view schematic diagram of a three-way reversing valve for blowing and feeding according to an embodiment of the utility model;

[0020] Figure 3 A schematic diagram of the structure of the actuator and valve plate assembly according to an embodiment of the utility model;

[0021] Figure 4 It is a cross-sectional schematic diagram of a three-way reversing valve for blowing and feeding described in an embodiment of the utility model.

[0022] Description of reference numerals:

[0023] 1-valve body; 11-first pipeline; 12-second pipeline; 13-third pipeline; 2-actuator; 3-valve plate; 31-main plate; 32-central axis; 33-sealing rubber ring; 34-blocking plate. DETAILED DESCRIPTION

[0024] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0025] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0027] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0028] like Figure 1-Figure 4 As shown, a three-way reversing valve for blowing and feeding includes a valve body 1, and in implementation, the valve body 1 is any one of a V-shaped structure, a Y-shaped structure or a T-shaped structure according to the working conditions, such as Figure 2As shown, this embodiment is a V-shaped structure, and the valve body 1 includes a first pipe 11, a second pipe 12 and a third pipe 13, and one end of the first pipe 11 is connected to an upstream pipe, one end of the second pipe 12 and one end of the third pipe 13 are respectively connected to a downstream pipe, and the other end of the second pipe 12 and the other end of the third pipe 13 are fixedly connected to the other end of the first pipe 11, and a valve plate 3 is arranged at the outlet end of the first pipe 11, and the valve plate 3 is used to conduct the passage between the first pipe 11 and the second pipe 12 or the passage between the first pipe 11 and the third pipe 13. The first pipe 11, the second pipe 12 and the third pipe 13 are all pipe body structures of the prior art, and the first pipe 11, the second pipe 12 and the third pipe 13 are welded, which avoids the problem that the valve body 1 is thick and difficult to produce. The structure reduces the production cost. The valve body 1 can be applied to working conditions such as blowing feeding or air supply pipes to meet the pipe internal pressure required for feeding and changing materials, with high reliability, low production cost and high production efficiency.

[0029] The first pipe 11 and the second pipe 12 are coaxially arranged. In order to facilitate production and reduce production processes and costs, the first pipe 11 and the second pipe 12 are an integral pipe body. During production, an opening is made in the side wall of the pipe body, and then the third pipe 13 is welded to the opening. Figure 2 As shown, the third pipeline 13 and the first pipeline 11 are arranged in a V shape.

[0030] like Figure 3 As shown, the valve plate 3 includes a main body plate 31, which is rotatably sleeved on the side wall of the first pipe 11 through a central axis 32, and the main body plate 31 can cover the inlet end of the second pipe 12 and the inlet end of the third pipe 13. The outer periphery of the main body plate 31 is covered with a sealing rubber ring 33, and the inlet end of the second pipe 12 and the inlet end of the third pipe 13 are connected through a sealing plate 34, and one end of the main body plate 31 can be sealed and connected to one side of the sealing plate 34 through the sealing rubber ring 33. The sealing plate 34 is located outside the first pipe 11, the second pipe 12 and the third pipe 13, and is a sealing plate 34 with a reserved opening after the three parts are combined. The reserved opening is convenient for the installation of the main body plate 31, and can achieve sealing between the main body plate 31 and the sealing plate 34 side, so that the main body plate 31 can achieve the purpose of material replacement in the first pipe 11, as shown in FIG. Figure 3 As shown, one end of the central axis 32 is fixedly connected to the actuator 2, and the actuator 2 is fixedly mounted on the first pipeline 11 or the sealing plate 34. The actuator can be any one of the pneumatic actuator 2, electric actuator 2 or handwheel in the prior art.

[0031] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A three-way reversing valve for blowing and feeding, characterized in that: The invention comprises a valve body (1), wherein the valve body (1) comprises a first pipeline (11), a second pipeline (12) and a third pipeline (13), wherein one end of the first pipeline (11) is connected to an upstream pipeline, one end of the second pipeline (12) and one end of the third pipeline (13) are respectively connected to a downstream pipeline, and the other end of the second pipeline (12) and the other end of the third pipeline (13) are both fixedly connected to the other end of the first pipeline (11), and a valve plate (3) is arranged at the outlet end of the first pipeline (11), and the valve plate (3) is used to conduct the passage between the first pipeline (11) and the second pipeline (12) or the first pipeline (11). 1) and a third pipeline (13), the valve plate (3) comprising a main body plate (31), the main body plate (31) being rotatably sleeved to the side wall of the first pipeline (11) via a central axis (32), and the main body plate (31) being capable of covering the inlet end of the second pipeline (12) and the inlet end of the third pipeline (13), the outer periphery of the main body plate (31) being covered with a sealing rubber ring (33), the inlet end of the second pipeline (12) and the inlet end of the third pipeline (13) being connected via a blocking plate (34), and one end of the main body plate (31) being capable of being sealed and connected to one side of the blocking plate (34) via the sealing rubber ring (33).

2. A three-way reversing valve for blowing and feeding according to claim 1, characterized in that: The valve body (1) is a T-shaped structure.

3. The three-way reversing valve for blowing and feeding according to claim 1, characterized in that: The first pipeline (11) and the second pipeline (12) are coaxially arranged.

4. The three-way reversing valve for blowing and feeding according to claim 1, characterized in that: The first pipeline (11) and the second pipeline (12) are an integrated structure.

5. The three-way reversing valve for blowing and feeding according to claim 1, characterized in that: One end of the central shaft (32) is fixedly connected to the actuator (2), and the actuator (2) is fixedly mounted on the first pipe (11).

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