Automatic reversing multi-way electric stop valve

Abstract

The utility model discloses an automatic reversing multi-way electric stop valve which comprises a valve body, a water inlet pipe is vertically installed in the middle of the top face of the valve body, drainage pipes are symmetrically and vertically installed at the bottom of the valve body, the drainage pipes and the water inlet pipe are communicated with the interior of the valve body, and a reversing mechanism is installed in the valve body. The reversing mechanism comprises an adjusting block, an adjusting shaft rod, a motor and a handle, the adjusting shaft rod is rotationally connected into the valve body, and one end of the adjusting shaft rod extends out of the valve body and is connected with the handle. The reversing mechanism is arranged in the stop valve, the adjusting block in the reversing mechanism is driven by rotating the adjusting shaft rod, the end of the adjusting shaft rod extends out of the valve body and is connected with the handle, the adjusting shaft rod is driven by rotating the handle or through the motor, and a manual adjusting mode and an automatic adjusting mode are achieved. And after the adjusting block moves, the sealing plate is attached to the positioning groove to plug the corresponding pipeline, the sealing performance after plugging is good, the internal structure is simple, and maintenance is easy.

Description

Technical Field

[0001] The utility model relates to the technical field of stop valves, in particular to an automatic reversing multi-way electric stop valve. Background Art

[0002] With the development of modern science and technology, automation technology has been continuously applied to various fields, greatly improving the efficiency and quality of production, management, safety and other aspects. In the fields of industry, construction, agriculture, etc., valves, as key equipment for controlling the flow of media, also need to continuously update technology to adapt to different needs. At present, traditional manual valves can no longer meet the requirements of industrial automation, remote control and other applications, so widely used automatic valves such as electric valves and pneumatic valves have become the protagonists of the new era. In this field, multi-way electric stop valves that can realize multi-channel media flow control and automatic reversing functions have also received widespread attention and application.

[0003] The existing electric stop valve has a complex internal structure, is inconvenient to repair, is cumbersome to operate, cannot be adjusted after power failure, and has limitations in use. Therefore, an automatic reversing multi-way electric stop valve is proposed. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides an automatic reversing multi-way electric stop valve, which solves the problems that the existing electric stop valves have complex internal structures, are inconvenient to repair, are cumbersome to operate, cannot be adjusted after power failure, and have limitations in use.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: an automatic reversing multi-way electric stop valve, comprising a valve body, a water inlet pipe vertically installed in the middle of the top surface of the valve body, a drain pipe symmetrically and vertically installed on the bottom of the valve body, the drain pipe and the water inlet pipe are connected to the interior of the valve body, a reversing mechanism is installed inside the valve body, the reversing mechanism comprises an adjusting block, an adjusting shaft, a motor and a handle, the adjusting shaft is rotatably connected to the interior of the valve body and one end of the adjusting shaft extends outside the valve body and is connected to the handle, the motor is installed at the end of the valve body and the power output end of the motor is connected to the other end of the adjusting shaft, and the adjusting block is installed on the adjusting shaft.

[0008] As a further preferred embodiment of the present invention, positioning grooves are symmetrically provided inside the valve body and at the connection points with the water inlet pipe and the drain pipe.

[0009] As a further preferred embodiment of the utility model, adjustment grooves are symmetrically opened on the outer wall of the adjustment block, a sealing plate is movably connected in the adjustment groove, three groups of springs are connected between the adjustment groove and the sealing plate, and the surface of the sealing plate is curved and is fitly connected with the positioning groove.

[0010] As a further preferred embodiment of the utility model, a through hole is provided in the middle of the adjusting block, connecting rods are symmetrically installed inside the through hole, a fixing ring is installed in the middle of the connecting rod, a screw hole is provided inside the fixing ring, the adjusting shaft rod passes through the fixing ring and a threaded structure is provided on the surface of the adjusting shaft rod and is threadedly connected to the fixing ring through the threaded structure.

[0011] As a further preferred embodiment of the present invention, a plurality of sealing rings are respectively installed on the surface of the adjusting shaft near both ends.

[0012] (III) Beneficial effects

[0013] The utility model provides an automatic reversing multi-way electric stop valve, which has the following beneficial effects:

[0014] The utility model discloses a stop valve is provided with a reversing mechanism inside, and an adjusting block in the reversing mechanism is driven by rotating an adjusting shaft rod, and the end of the adjusting shaft rod extends outside the valve body and is connected to a handle, and the adjusting shaft rod is driven by rotating the handle or by a motor, and has two adjustment modes, manual and automatic. After the adjusting block moves, a sealing plate fits with a positioning groove to seal the corresponding pipeline, and the sealing performance after sealing is good, and the internal structure is simple and easy to maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is an external structural diagram of the automatic reversing multi-way electric stop valve of the utility model;

[0016] Figure 2 This is an internal structure diagram of the automatic reversing multi-way electric stop valve of the utility model;

[0017] Figure 3 This is a diagram of the internal structure of the adjustment block of the utility model.

[0018] In the figure: 1. valve body; 2. water inlet pipe; 3. motor; 4. drain pipe; 5. handle; 6. adjusting shaft; 7. sealing ring; 8. threaded structure; 9. positioning groove; 10. adjusting block; 11. adjusting groove; 12. sealing plate; 13. spring; 14. through hole; 15. connecting rod; 16. fixing ring; 17. screw hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3 , the utility model embodiment provides a technical solution: an automatic reversing multi-way electric stop valve, including a valve body 1, a water inlet pipe 2 is vertically installed in the middle of the top surface of the valve body 1, and a drain pipe 4 is symmetrically and vertically installed at the bottom of the valve body 1, the drain pipe 4 and the water inlet pipe 2 are connected to the inside of the valve body 1, and a reversing mechanism is installed inside the valve body 1, the reversing mechanism includes an adjusting block 10, an adjusting shaft rod 6, a motor 3 and a handle 5, the adjusting shaft rod 6 is rotatably connected to the inside of the valve body 1 and one end of the adjusting shaft rod 6 extends to the outside of the valve body 1 and is connected to the handle 5, the motor 3 is installed at the end of the valve body 1 and the power output end of the motor 3 is connected to the other end of the adjusting shaft rod 6, the adjusting block 10 is installed on the adjusting shaft rod 6, the liquid enters the inside of the valve body 1 from the water inlet pipe 2 and is then discharged from the drain pipe 4, the adjusting shaft rod 6 is driven to rotate by the motor 3 or the handle 5 is manually driven, and the adjusting shaft rod 6 rotates to drive the adjusting block 10 to move, and the adjusting block 10 changes the water discharge direction after the displacement.

[0021] As a further improvement, positioning grooves 9 are symmetrically provided inside the valve body 1 and at the connection points with the water inlet pipe 2 and the drain pipe 4. Adjustment grooves 11 are symmetrically provided on the outer wall of the adjustment block 10, and a sealing plate 12 is movably connected in the adjustment groove 11. Three groups of springs 13 are connected between the adjustment groove 11 and the sealing plate 12. The surface of the sealing plate 12 is an arc surface and is closely connected with the positioning groove 9. The spring 13 applies a certain pressure to the sealing plate 12, and the sealing plate 12 has a blocking effect after being closely connected with the positioning groove 9. A through hole 14 is provided in the middle of the adjusting block 10, and a connecting rod 15 is symmetrically installed inside the through hole 14. A fixing ring 16 is installed in the middle of the connecting rod 15, and a screw hole 17 is provided inside the fixing ring 16. The adjusting shaft rod 6 passes through the fixing ring 16 and a threaded structure 8 is provided on the surface of the adjusting shaft rod 6 and is threadedly connected to the fixing ring 16 through the threaded structure 8. After the screw rotates, the adjusting block 10 is driven to move. After the adjusting block 10 moves to one side, the sealing plate 12 fits with the positioning groove 9 to seal the pipeline, and the liquid is discharged through another pipeline.

[0022] As a further improvement, a plurality of sealing rings 7 are respectively installed on the surface of the adjusting shaft rod 6 near both ends, and the sealing rings 7 improve the sealing performance to prevent the liquid from flowing out through the connection gap between the adjusting shaft rod 6 and the valve body 1 .

[0023] Working principle: liquid enters the valve body 1 through the water inlet pipe 2 and is then discharged from the water outlet pipe. The adjusting shaft 6 is driven to rotate by manually turning the handle 5 or electrically driving the motor 3. During the rotation of the adjusting shaft 6, the adjusting block 10 is driven to move through the threaded structure 8. When the adjusting block 10 moves to one of the drain pipes 4, it is blocked and the liquid is discharged from the other drain pipe 4, achieving a reversing effect.

[0024] The utility model includes 1, valve body; 2, water inlet pipe; 3, motor; 4, drain pipe; 5, handle; 6, adjusting shaft rod; 7, sealing ring; 8, threaded structure; 9, positioning groove; 10, adjusting block; 11, adjusting groove; 12, sealing plate; 13, spring; 14, through hole; 15, connecting rod; 16, fixing ring; 17, screw hole, and all the components are universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods. The utility model solves the problem that the existing hanging cable clamping structure is not convenient for flexible adjustment, and most of them adopt fixed type for hanging. Hanging and clamping are not suitable for some curved sections. Some cables will bend during the installation process, affecting the quality of the cables. The utility model combines the above-mentioned components with each other. A reversing mechanism is arranged inside the stop valve of the utility model. The adjusting block 10 in the reversing mechanism is driven by rotating the adjusting shaft 6. The end of the adjusting shaft 6 extends to the outside of the valve body 1 and is connected to the handle 5. The handle 5 is turned or the adjusting shaft 6 is driven by the motor 3. There are two adjustment modes, manual and automatic. After the adjusting block 10 moves, the sealing plate 12 fits with the positioning groove 9 to seal the corresponding pipeline. The sealing after sealing is good, the internal structure is simple, and it is easy to maintain.

[0025] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An automatic reversing multi-way electric stop valve, comprising a valve body (1), characterized in that: A water inlet pipe (2) is vertically installed in the middle of the top surface of the valve body (1), and a drain pipe (4) is symmetrically and vertically installed at the bottom of the valve body (1). The drain pipe (4) and the water inlet pipe (2) are connected to the inside of the valve body (1). A reversing mechanism is installed inside the valve body (1), and the reversing mechanism comprises an adjusting block (10), an adjusting shaft (6), a motor (3) and a handle (5). The adjusting shaft (6) is rotatably connected to the inside of the valve body (1) and one end of the adjusting shaft (6) extends to the outside of the valve body (1) and is connected to the handle (5). The motor (3) is installed at the end of the valve body (1) and the power output end of the motor (3) is connected to the other end of the adjusting shaft (6). The adjusting block (10) is installed on the adjusting shaft (6).

2. The automatic reversing multi-way electric stop valve according to claim 1, characterized in that: Positioning grooves (9) are symmetrically provided inside the valve body (1) and at the connection points with the water inlet pipe (2) and the drain pipe (4).

3. The automatic reversing multi-way electric stop valve according to claim 1, characterized in that: The outer wall of the adjusting block (10) is symmetrically provided with adjusting grooves (11), a sealing plate (12) is movably connected in the adjusting groove (11), three groups of springs (13) are connected between the adjusting groove (11) and the sealing plate (12), and the surface of the sealing plate (12) is an arc surface and is closely connected to the positioning groove (9).

4. The automatic reversing multi-way electric stop valve according to claim 1, characterized in that: A through hole (14) is provided in the middle of the adjustment block (10), a connecting rod (15) is symmetrically installed inside the through hole (14), a fixing ring (16) is installed in the middle of the connecting rod (15), a screw hole (17) is provided inside the fixing ring (16), the adjustment shaft rod (6) passes through the fixing ring (16), a threaded structure (8) is provided on the surface of the adjustment shaft rod (6), and the adjustment shaft rod (6) is threadedly connected to the fixing ring (16) through the threaded structure (8).

5. The automatic reversing multi-way electric stop valve according to claim 1, characterized in that: A plurality of sealing rings (7) are respectively installed on the surface of the adjusting shaft rod (6) near both ends.

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