Electric ball valve

Abstract

The utility model provides an electric ball valve, and belongs to the technical field of ball valves. The problem that an existing electric ball valve is inconvenient to replace is solved. The electric ball valve comprises a ball valve body provided with a water inlet, a water outlet and a valve rod and an electromagnetic body arranged on the ball valve and used for driving the valve rod, the electromagnetic body is connected with the valve rod through an output rod, and an assembling and disassembling unit which is connected with the output rod and facilitates assembling and disassembling of the output rod and the valve rod is arranged at the joint of the output rod and the valve rod. And a stabilizing unit which is connected with the electromagnetic main body, is matched with the loading and unloading unit and is used for improving the stability is arranged between the ball valve main body and the electromagnetic main body. The utility model has the advantage of being convenient to replace.

Description

Technical Field

[0001] The utility model belongs to the technical field of ball valves and relates to an electric ball valve. Background Art

[0002] The electric ball valve is a reversing valve composed of a valve core controlled by an electromagnet or motor and sealed by a wire. It relies on a spherical or conical seal to close the oil circuit. It is a seat valve structure with good sealing and no internal leakage. It also has a fast response speed and sensitive action. Existing electric ball valves generally drive the valve stem to rotate through electric control. When the electronic equipment is damaged, the opening and closing of the ball valve cannot be controlled by electric control, so manual maintenance of the electronic equipment is required. If a small problem occurs, it will be solved quickly. When it cannot be repaired on site, it needs to be replaced as a whole, which is relatively cumbersome and also affects the operating efficiency of the entire equipment. Summary of the invention

[0003] The utility model aims to solve the above problems in the prior art and provides an electric ball valve which is easy to disassemble and does not affect subsequent use and has an anti-mistouch function.

[0004] The purpose of the utility model can be achieved through the following technical solutions: an electric ball valve, including a ball valve body with a water inlet, an outlet and a valve stem, and an electromagnetic body arranged on the ball valve and used to drive the valve stem, the electromagnetic body is connected to the valve stem through an output rod, and is characterized in that a loading and unloading unit connected to the output rod and the valve stem is provided at the connection between the output rod and the valve stem, and the loading and unloading unit is convenient for loading and unloading the output rod and the valve stem. A stabilizing unit connected to the electromagnetic body, matched with the loading and unloading unit, and improving stability is provided between the ball valve body and the electromagnetic body.

[0005] In the above-mentioned electric ball valve, a radially outwardly protruding annular portion is provided on the outer peripheral wall of the upper end portion of the valve stem, and an axially inwardly recessed recessed groove is provided on the upper end surface of the valve stem. The recessed groove is arranged in a polygonal structure, and the lower end of the output rod extends into the recessed groove and is connected thereto, and the valve stem and the output rod are connected via a pin shaft.

[0006] In the above-mentioned electric ball valve, the loading and unloading unit is composed of an assembly plate and a limit plate. The assembly plate is arranged in a C-shaped structure, and a through hole for the output rod to pass through and install is provided on the upper end surface of the assembly plate. Assembly holes for the limit plate to pass through and install are provided on the two side walls of the assembly plate. A strip groove is provided on the limit plate, and an expansion groove for the annular block to pass through and install is provided at one end of the strip groove. The above-mentioned pin shaft is connected to the assembly plate by a thread, and a clamping ring is provided at the lower end of the output rod, which is sleeved on the output rod and enables the output rod to be clamped and matched with the assembly plate.

[0007] In the above-mentioned electric ball valve, both sides of the limit plate away from the extension portion are provided with limit protrusions connected thereto.

[0008] In the above-mentioned electric ball valve, the stabilizing unit is composed of a stabilizing plate and two side plates. The stabilizing plate is connected to the electromagnetic body through a plurality of studs. The two side plates are arranged on the stabilizing plate and connected thereto. The two side plates are symmetrically arranged. The lower ends of the two side plates are in conflict with the ball valve body. The ball valve body is sleeved on an annular ring that is snap-fitted with the side plates, and studs are arranged on the two side plates.

[0009] Compared with the prior art, this electric ball valve has the following advantages:

[0010] 1. A loading and unloading unit connected to the output rod and the valve stem is provided at the connection point between the output rod and the valve stem, and is convenient for loading and unloading the output rod and the valve stem. A stabilizing unit connected to the electromagnetic body and coordinated with the loading and unloading unit is provided between the ball valve body and the electromagnetic body, and improves the stability. The above structure is convenient for disassembly and replacement, while ensuring the stability of the overall operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the three-dimensional structure of the electric ball valve.

[0012] Figure 2 It is a schematic diagram of the cross-sectional structure of the electric ball valve.

[0013] In the figure, 1, valve stem; 2, ball valve body; 3, electromagnetic body; 4, output rod; 5, annular portion; 6, assembly plate; 7, limit plate; 8, strip groove; 9, retaining ring; 10, limit protrusion; 11, stabilizing plate; 12, side plate. DETAILED DESCRIPTION

[0014] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0015] like Figure 1As shown, the electric ball valve comprises a ball valve body with a water inlet, a water outlet and a valve stem, and an electromagnetic body arranged on the ball valve and used to drive the valve stem. The electromagnetic body is connected to the valve stem through an output rod. The ball valve body enables smooth discharge through the water inlet and the water outlet. A loading and unloading unit connected to the output rod and the valve stem is arranged at the connection between the output rod and the valve stem, and is convenient for loading and unloading the output rod and the valve stem. A stabilizing unit connected to the electromagnetic body and matched with the loading and unloading unit is arranged between the ball valve body and the electromagnetic body, and improves stability. The outer peripheral wall of the end portion is provided with an annular portion protruding radially outward, through which the valve stem can be controlled even after the electromagnetic body is manually disassembled. A recessed groove that is axially recessed inward is provided on the upper end surface of the valve stem, and the recessed groove is arranged in a polygonal structure. The lower end of the output rod extends into the recessed groove and is connected thereto. The valve stem and the output rod are connected through a pin shaft. The loading and unloading unit consists of an assembly plate and a limit plate. The output rod is sleeved with an accordion shell cover whose two ends are respectively in conflict with the assembly plate and the electromagnetic body, and the assembly plate is in a C-shaped structure. The assembly plate is provided with a through hole for the output rod to pass through and install on the upper end surface, and the output rod is connected to the valve stem through the through hole. The two side walls of the assembly plate are provided with assembly holes for the limit plate to pass through and install. The limit plate is provided with a strip groove, and one end of the strip groove is provided with an expansion groove for the annular block to pass through and install. The limit plate is engaged with the valve stem through the strip groove. The pin shaft is connected to the assembly plate through a thread, and a rotating wheel is provided at the outer end of the pin shaft. The lower end of the output rod is provided with a sleeve on the output rod and the output rod is connected to the valve stem. The rod is snap-fitted with the assembly plate by a clamping ring, and a groove is provided on the clamping ring. The stabilizing unit is composed of a stabilizing plate and two side plates. The stabilizing plate is connected to the electromagnetic body through a number of studs. The two side plates are arranged on the stabilizing plate and connected thereto. The two side plates are symmetrically arranged. The lower ends of the two side plates are in conflict with the ball valve body. The ball valve body is sleeved with an annular ring snap-fitted with the side plates. Studs are provided on the two side plates, and the connection between the side plates and the wall or other equipment is achieved through the studs.

[0016] As a preferred structure, both sides of the limiting plate away from the extension portion are provided with limiting protrusions connected thereto.

[0017] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0018] Although the term ", " and " are used more frequently in this article, the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. An electric ball valve, comprising a ball valve body (2) with a water inlet and outlet and a valve stem (1), and an electromagnetic body (3) arranged on the ball valve and used to drive the valve stem (1), the electromagnetic body (3) being connected to the valve stem (1) via an output rod (4), characterized in that: A loading and unloading unit connected to the output rod (4) and the valve stem (1) is provided at the connection point between the output rod (4) and the valve stem (1), and is convenient for loading and unloading the output rod (4) and the valve stem (1). A stabilizing unit connected to the electromagnetic body (3), cooperating with the loading and unloading unit and improving stability is provided between the ball valve body (2) and the electromagnetic body (3).

2. An electric ball valve according to claim 1, characterized in that: The outer peripheral wall of the upper end of the valve stem (1) is provided with an annular portion (5) protruding radially outward, and the upper end surface of the valve stem (1) is provided with a recessed groove recessed axially inward, the recessed groove being arranged in a polygonal structure, the lower end of the output rod (4) extends into the recessed groove and is connected thereto, and the valve stem (1) and the output rod (4) are connected via a pin shaft.

3. An electric ball valve according to claim 2, characterized in that: The loading and unloading unit is composed of an assembly plate (6) and a limiting plate (7). The assembly plate (6) is arranged in a C-shaped structure, and a through hole for the output rod (4) to pass through and install is provided on the upper end surface of the assembly plate (6). Assembly holes for the limiting plate (7) to pass through and install are provided on the two side walls of the assembly plate (6). The limiting plate (7) is provided with a strip groove (8), and one end of the strip groove (8) is provided with an expansion groove for the annular block to pass through and install. The pin shaft is connected to the assembly plate (6) by a thread, and a clamping ring (9) is provided at the lower end of the output rod (4) and is sleeved on the output rod (4) and enables the output rod (4) to be clamped and matched with the assembly plate (6).

4. An electric ball valve according to claim 3, characterized in that: The limiting plate (7) is provided with limiting protrusions (10) connected thereto on both sides away from the extension portion.

5. The electric ball valve according to claim 1, characterized in that: The stabilizing unit is composed of a stabilizing plate (11) and two side plates (12); the stabilizing plate (11) is connected to the electromagnetic body (3) via a plurality of studs; the two side plates (12) are arranged on the stabilizing plate (11) and connected thereto; the two side plates (12) are symmetrically arranged; the lower ends of the two side plates (12) are in contact with the ball valve body (2); the ball valve body (2) is sleeved with an annular ring that is snap-fitted with the side plates (12); and the two side plates (12) are provided with studs.

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