CN220082183U - Three-way shuttle-type reversing valve - Google Patents

Abstract

The utility model discloses a three-way shuttle-type reversing valve, which comprises an inlet end cover, a left end cover, a valve body, a junction box, an electromagnetic coil, a piston sleeve, a piston, a right end cover, a right sealing sleeve, a valve core sealing gasket, a valve core, an outlet end cover, a bolt, a spring, a left sealing sleeve, a positioning sleeve and a left sealing gasket, wherein the inlet end cover is fixedly connected with the left sealing gasket, the positioning sleeve, the left sealing sleeve and the left end cover to form a left sealing part; the outlet end cover is fixedly connected with the valve core, the valve core sealing gasket, the right sealing sleeve and the right end cover to form a right sealing part; the middle part is connected with the left sealing part, the right sealing part and 4 bolts by a valve body, an electromagnetic coil is arranged in the valve body, and a piston sleeve and a piston are arranged in the electromagnetic coil to form a power part; the left end of the piston is provided with a spring which forms a closing part with the left end cover; the junction box is connected to the top of the valve body to form an opening part of the valve; the three-way shuttle-type reversing valve has a compact structure, and is convenient for installation in any occasion; the internal drift diameter is designed, the shuttle valve core is matched, the medium resistance is small, and the valve opening and closing time is short; the medium can flow in three directions, and bidirectional control can be realized; the valve has only one movable part inside the piston, so that the sealing part has less wear and long service life.

Description

Three-way shuttle-type reversing valve

Technical Field

The utility model belongs to electromagnetic valves, and particularly relates to a three-way shuttle-type reversing valve.

Background

The three-way shuttle-type reversing valve has a very wide application range and is still durable under the working conditions of vacuum gas state, liquid state, gel state, high pollution and strong corrosion. The traditional three-way shuttle-type reversing valve belongs to a valve device with a single flow channel and two-way communication, and can be realized by only using a mode of combining a plurality of valves on the occasion of multi-channel working conditions, so that the cost input and the maintenance cost are greatly increased, the cost input and the maintenance cost are serious resource waste, unreliable factors are also increased for the use occasions, and the use range of the three-way shuttle-type reversing valve is seriously limited.

Disclosure of Invention

In order to overcome the problems in the prior art, the utility model aims to provide a three-way shuttle-type reversing valve, which solves the problem that the traditional three-way shuttle-type reversing valve is limited in multi-channel control.

The utility model provides a three-way shuttle-type reversing valve, which comprises an inlet end cover, a left end cover, a valve body, a junction box, an electromagnetic coil, a piston sleeve, a piston, a right end cover, a right sealing sleeve, a valve core sealing gasket, a valve core, an outlet end cover, a bolt, a spring, a left sealing sleeve, a positioning sleeve and a left sealing gasket, wherein the inlet end cover is fixedly connected with the left sealing gasket, the positioning sleeve, the left sealing sleeve and the left end cover to form a left sealing part; the outlet end cover is fixedly connected with the valve core, the valve core sealing gasket, the right sealing sleeve and the right end cover to form a right sealing part; the middle part is connected with the left sealing part, the right sealing part and 4 bolts by a valve body, an electromagnetic coil is arranged in the valve body, and a piston sleeve and a piston are arranged in the electromagnetic coil to form a power part; the left end of the piston is provided with a spring which forms a closing part with the left end cover; the junction box is connected to the top of the valve body to form an opening part of the valve.

The three-way shuttle-type reversing valve is compact in structure and convenient to install in any occasion, and the three-end interface of the valve is one or a combination of two of threaded connection, welded connection, flange connection and quick-assembly clamping connection.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is apparent that the drawings in the following description are only one embodiment of the present utility model, and that other embodiments of the drawings may be derived from the drawings provided without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of the present utility model in a closed state;

fig. 2 is a schematic diagram of an on state according to an embodiment of the present utility model.

The drawing is marked:

1. an end cover is inserted; 2. a left end cover; 3. a valve body; 4. a junction box; 5. an electromagnetic coil; 6. a piston sleeve; 7. a piston; 8. a right end cover; 9. a right sealing sleeve; 10. a valve core sealing gasket; 11. a valve core; 12. an end cover is arranged; 13. a bolt; 14. a spring; 15. a left sealing sleeve; 16. a positioning sleeve; 17. and a left sealing gasket.

Description of the embodiments

The shape and construction of the present utility model will be described in detail with reference to the drawings and reference numerals.

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. 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 description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices 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.

Examples

Referring to fig. 1-2, the three-way shuttle-type reversing valve of the embodiment comprises a 1 inlet end cover, a 2 left end cover, a 3 valve body, a 4 junction box, a 5 electromagnetic coil, a 6 piston sleeve, a 7 piston, a 8 right end cover, a 9 right sealing sleeve, a 10 valve core sealing gasket, a 11 valve core, a 12 outlet end cover, a 13 bolt, a 14 spring, a 15 left sealing sleeve, a 16 positioning sleeve and a 17 left sealing gasket, wherein the 1 inlet end cover is fixedly connected with the 15 left sealing gasket, the 46 positioning sleeve, the 17 left sealing sleeve and the 2 left end cover to form a left sealing part; the 12 outlet end cover is fixedly connected with the 11 valve core, the 10 valve core sealing gasket, the 9 right sealing sleeve and the 8 right end cover to form a right sealing part; the middle part is connected with a left sealing part, a right sealing part and 4 13 bolts by a 3 valve body, a 5 electromagnetic coil is arranged in the middle part, and a 6 piston sleeve and 7 pistons are arranged in the 5 electromagnetic coil to form a power part; the left end of the 7 piston is provided with a 14 spring which forms a closing part with the 2 left end cover; and the junction box 4 is connected to the top of the valve body 3 to form an opening part of the valve.

Under normal state, the end A of the valve is communicated with the end C, the end A is not communicated with the end B, after the power supply of the 4 junction box and the external specified specification is connected, the 5 electromagnetic coil in the valve is connected with the wiring terminal in the 4 junction box, so that the 5 electromagnetic coil is powered, electromagnetic force is generated after the 5 electromagnetic coil is powered on, and then the 7 piston is pulled to the end A of the three-way shuttle-type reversing valve by the electromagnetic force to stop at the position of the 15 left sealing gasket, the valve is opened, at the moment, the end A of the valve is communicated with the end B, the end A is disconnected with the end C, and a medium flows out from the end A through the end B; when the control power supply is disconnected, the electromagnetic coil 5 is powered off, so that the electromagnetic force is lost, the piston 7 is pushed to the end B of the three-way shuttle-type reversing valve under the action of the elastic force of the spring 14 and is stopped at the sealing gasket 10, the valve is closed, the end A of the valve is disconnected from the end B, the end A is communicated with the end C again, and the medium flows out from the end A through the end C. By the power-on control, the on-off control of the end A and the end B, C can be realized.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (2)

1. A three-way shuttle-type reversing valve is characterized in that: the valve comprises an inlet end cover, a left end cover, a valve body, a junction box, an electromagnetic coil, a piston sleeve, a piston, a right end cover, a right sealing sleeve, a valve core sealing gasket, a valve core, an outlet end cover, a bolt, a spring, a left sealing sleeve, a positioning sleeve and a left sealing gasket, wherein the inlet end cover is fixedly connected with the left sealing gasket, the positioning sleeve, the left sealing sleeve and the left end cover to form a left sealing part; the outlet end cover is fixedly connected with the valve core, the valve core sealing gasket, the right sealing sleeve and the right end cover to form a right sealing part; the middle part is connected with the left sealing part, the right sealing part and 4 bolts by a valve body, an electromagnetic coil is arranged in the valve body, and a piston sleeve and a piston are arranged in the electromagnetic coil to form a power part; the left end of the piston is provided with a spring which forms a closing part with the left end cover; the junction box is connected to the top of the valve body to form an opening part of the valve.

2. The three-way shuttle valve according to claim 1, wherein: the three-end interface of the valve is one or the combination of two of threaded connection, welded connection, flange connection and quick-assembly clamping connection.