Divided-flow type multi-channel control valve

Abstract

The utility model discloses a flow dividing type multi-channel control valve. According to the split-flow type multi-channel control valve, the positions of the two channel split-flow closing parts in the inner cavity are adjusted by controlling the movement of the valve rod, so that the horizontal outlet channel and the vertical outlet channel are opened and closed, as shown in figure 1, at the moment, the valve rod is located at the uppermost end, at the moment, the horizontal outlet channel is closed, and as shown in figure 2, the vertical outlet channel is closed. When the valve rod is controlled to be in the middle position, the two channels can be opened at the same time, switching and shunting of a plurality of channel loops are completed, shunting control of the valve becomes easy, the internal structure is reduced, and the cost is reduced. Therefore, more accurate control and automatic operation of the multi-channel valve can be achieved, and the purpose of opening and closing different channels is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field related to valves, and in particular to a diversion type multi-channel control valve. Background Art

[0002] At present, multi-channel valves are widely used, and the main application areas are reflected in the following: Industrial field: In petrochemical, electric power, metallurgy and other industrial fields, multi-channel valves are widely used in fluid transportation, process control and other links. For example, the development and application of multi-channel plunger valves for slurry bed residue oil hydrogenation units provide a reliable solution for complex fluid control in industrial production. Medical field: Multi-channel valves also have important applications in medical equipment, such as fluid control of medical devices, drug delivery, etc. For example, multi-channel rotary valves have the advantages of ultra-long life, strong reliability, and precise switching, and are suitable for medical instruments, laboratories and other scientific research environments. Environmental protection field: In environmental protection projects such as sewage treatment and waste gas treatment, multi-channel valves can realize the switching and control of different fluids to ensure the smooth progress of the treatment process.

[0003] In terms of control technology, multi-channel valves are constantly introducing advanced control methods and technologies, such as those that can be combined with corresponding intelligent control systems and sensor technologies to achieve automatic control. However, after searching and analyzing, it was found that existing multi-channel valves are not convenient for implementing diversion control, and their complex internal structure leads to high costs. Utility Model Content

[0004] Therefore, in order to solve the above-mentioned shortcomings, the present invention provides a diversion-type multi-channel control valve to complete the switching and diversion of multiple channel loops, making valve diversion control easier, reducing the internal structure, and reducing costs, so that the multi-channel valve can achieve more precise control and automated operation, achieving the purpose of switching different channels.

[0005] The utility model is achieved in this way: a diverter-type multi-channel control valve is constructed, characterized in that: the multi-channel control valve has a valve body, the valve body has an inlet end, a horizontal outlet end and a vertical outlet end; a valve stem capable of moving up and down is provided in the inner cavity of the valve body, a horizontal outlet channel and a vertical outlet channel are opened in the inner cavity of the valve body, which are respectively used to communicate with the horizontal outlet end and the vertical outlet end; two channel diverter closing parts are provided on the valve stem, and the two channel diverter closing parts are symmetrically located in upper and lower positions on the valve stem.

[0006] According to the utility model, a diverter-type multi-channel control valve is characterized in that the inner wall of the valve body has a wear-resistant layer.

[0007] According to the utility model, a diverter-type multi-channel control valve is characterized in that the upper end of the valve stem extends out of the valve body, which facilitates the control of the valve stem to move up and down in the inner cavity of the valve body.

[0008] According to the utility model, a diverter-type multi-channel control valve is characterized in that the inlet end, the horizontal outlet end and the vertical outlet end are flange structures respectively.

[0009] The utility model has the following advantages: for the diverter-type multi-channel control valve described in this application, the position of the two channel diverter closing parts 5 in the inner cavity is adjusted by controlling the movement of the valve stem, thereby opening and closing the horizontal outlet channel and the vertical outlet channel, for example Figure 1 As shown, the valve stem is at the uppermost position at this time, and the horizontal outlet channel is closed. Figure 2 As shown, the valve stem is at the lowest position at this time, and the vertical outlet channel is closed. When the valve stem is controlled in the middle position, two channels can be opened at the same time to complete the switching and diversion of multiple channel loops, making the valve diversion control easier, reducing the internal structure and reducing the cost, so that the multi-channel valve can achieve more precise control and automatic operation to achieve the purpose of switching different channels. The inner wall of the valve body has a wear-resistant layer to improve the wear resistance of the inner cavity of the valve body. The upper end of the valve stem extends out of the valve body, which is convenient for controlling the valve stem to move up and down in the inner cavity of the valve body. The inlet end, the horizontal outlet end and the vertical outlet end are flange structures, which are convenient for docking with external pipelines during implementation. A card slot is provided on the air inlet end, and a filter screen is installed on the card slot, which can be used to filter the medium accordingly. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a schematic diagram of the state 1 of the diverter-type multi-channel control valve of the present application;

[0011] Figure 2 This is a schematic diagram of state 2 of the diversion multi-channel control valve of this application. DETAILED DESCRIPTION

[0012] The following will be combined with the Figure 1-Figure 2 This utility model is described in detail, and the technical solutions in the embodiments of this utility model are clearly and completely described. Obviously, the embodiments described are only some of the embodiments of this utility model, not all of them. Based on the embodiments of this utility model, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this utility model.

[0013] The utility model provides a diversion type multi-channel control valve, such as Figure 1-Figure 2 As shown, it can be implemented as follows; the multi-channel control valve has a valve body 1,

[0014] The valve body 1 has an inlet end 1A, a horizontal outlet end 1B and a vertical outlet end 1C;

[0015] A valve stem 2 capable of moving up and down is provided in the inner cavity of the valve body 1.

[0016] A horizontal outlet channel 3 and a vertical outlet channel 4 are provided in the inner cavity of the valve body 1, which are respectively used to communicate with the horizontal outlet end 1B and the vertical outlet end 1C; two channel diversion closing parts 5 are provided on the valve stem 2, and the two channel diversion closing parts 5 are symmetrically positioned at the upper and lower positions on the valve stem 2.

[0017] For the diverter multi-channel control valve described in this application, the position of the two channel diverter closing parts 5 in the inner cavity is adjusted by controlling the movement of the valve stem 2, so as to open and close the horizontal outlet channel 3 and the vertical outlet channel 4, for example Figure 1 As shown, the valve stem 2 is at the uppermost position at this time, and the horizontal outlet channel 3 is closed. Figure 2 As shown, the valve stem 2 is at the lowest position at this time, and the vertical outlet channel 4 is closed. When the valve stem 2 is controlled in the middle position, two channels can be opened at the same time, completing the switching and diversion of multiple channel loops, making the valve diversion control easier, reducing the internal structure, and reducing the cost, so that the multi-channel valve can achieve more precise control and automated operation, and achieve the purpose of switching different channels.

[0018] In the implementation of the diverter-type multi-channel control valve described in the present application, the inner wall of the valve body 1 has a wear-resistant layer to improve the wear resistance of the inner cavity of the valve body.

[0019] In the implementation of the diverter-type multi-channel control valve described in the present application, the upper end of the valve stem 2 extends out of the valve body 1 to facilitate the control of the valve stem 2 to move up and down in the inner cavity of the valve body 1.

[0020] In the implementation of the diverter-type multi-channel control valve described in the present application, the inlet end 1A, the horizontal outlet end 1B and the vertical outlet end 1C are flange structures, which are convenient for connection with external pipelines during implementation.

[0021] In the implementation of the diverter-type multi-channel control valve described in the present application, a card slot is provided on the air inlet end, and a filter screen is mounted on the card slot, which can be used to filter the medium accordingly.

[0022] The above description of the disclosed embodiments will enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A diverter-type multi-channel control valve, characterized in that; The multi-channel control valve comprises a valve body (1), The valve body (1) has an inlet end (1A), a horizontal outlet end (1B) and a vertical outlet end (1C); A valve stem (2) capable of moving up and down is provided in the inner cavity of the valve body (1). A horizontal outlet channel (3) and a vertical outlet channel (4) are provided in the inner cavity of the valve body (1), respectively used for communicating with the horizontal outlet end (1B) and the vertical outlet end (1C); two channel diversion closing portions (5) are provided on the valve stem (2), and the two channel diversion closing portions (5) are symmetrically located at upper and lower positions on the valve stem (2).

2. A diverter-type multi-channel control valve according to claim 1, characterized in that; The inner wall of the valve body (1) has a wear-resistant layer.

3. A diverter-type multi-channel control valve according to claim 1, characterized in that: The upper end of the valve stem (2) extends out of the valve body (1), which facilitates the control of the valve stem (2) moving up and down in the inner cavity of the valve body (1).

4. A diverter-type multi-channel control valve according to claim 1, characterized in that: The inlet end (1A), the horizontal outlet end (1B) and the vertical outlet end (1C) are flange structures respectively.

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