Electric gate valve

Abstract

The utility model discloses an electric gate valve which comprises a valve body, a valve plate and an actuator, a channel is arranged on the valve body in a penetrating mode, the valve plate is vertically connected into the valve body in a sliding mode and used for blocking the channel, the actuator is used for controlling the valve plate to vertically slide, a filter element covering the channel is arranged in the valve body, and the filter element is connected with the valve plate in a sliding mode. A sliding hole is formed in the valve plate and penetrates through the lower end face of the valve plate, and the filter element is embedded into the sliding hole in a sliding mode. The utility model has the following advantages and effects: by arranging the valve body with the built-in filter element, in the opening process of the valve plate, the filter element can directly intercept and filter solid impurities in a medium, so that a pipeline and equipment at the rear end of the valve are prevented from being blocked, the stable work of a rear end structure is ensured, and the service life of the valve is prolonged. Therefore, the dual functions of filtering and cutting off the medium are achieved.

Description

Technical Field

[0001] The utility model relates to the field of valves, in particular to an electric gate valve. Background Art

[0002] The electric gate valve is a type of plate valve with a full-diameter channel, equivalent to a smooth pipe, large flow capacity, small flow resistance, double upstream and downstream seals, sealing parts that do not require lubrication, good sealing performance, and high reliability.

[0003] Due to the limitations of its structural characteristics, the existing electric gate valve can only cut off and conduct the medium, and its function is relatively simple. Especially for some media containing solid impurities, the impurities and the medium flow together when the valve is opened, so that the pipeline and equipment at the rear end of the electric gate valve are often blocked due to the accumulation of solid impurities, which needs to be improved. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model aims to provide an electric gate valve having the dual effects of filtering and cutting off the medium.

[0005] The above technical purpose of the utility model is achieved through the following technical solutions: an electric gate valve, including a valve body, a valve plate and an actuator, the valve body is provided with a channel, the valve plate is vertically slidably connected to the valve body and is used to block the channel, the actuator is used to control the vertical sliding of the valve plate, a filter element covering the channel is provided in the valve body, a sliding hole is provided in the valve plate, the sliding hole passes through the lower end surface of the valve plate and is provided for the filter element to slide and embed.

[0006] In a preferred example, the utility model can be further configured as follows: a mounting plate is extended downward from the lower end of the filter element, a mounting hole for the mounting plate to be embedded is provided on the valve body, a sealing plate covering the mounting hole is provided at the lower end of the mounting plate, and a locking mechanism for fixing the sealing plate is provided on the valve body.

[0007] In a preferred example, the utility model can be further configured as follows: the locking mechanism includes a pair of hooks, the hooks are arranged on the lower end surface of the valve body, and both ends of the sealing plate are provided with holes for the hooks to pass through.

[0008] In a preferred example, the utility model can be further configured as follows: a circle of convex rings is arranged on the outer wall of the lower end of the mounting plate, and a groove for the convex ring to be embedded is arranged in the mounting hole.

[0009] In a preferred example, the utility model can be further configured as follows: the upper end surface of the sealing plate is provided with a circle of sealing rings located inside the clamping hole, and the lower end surface of the valve body is provided with a sealing groove for the sealing ring to be embedded.

[0010] In a preferred example, the utility model can be further configured as follows: the upper end of the filter core is horizontally rotatably connected to a rotating shaft, and a roller is provided on the rotating shaft to abut against the inner wall of the sliding hole.

[0011] In a preferred example, the utility model can be further configured as follows: a plurality of reinforcing rods are arranged in a staggered manner inside the filter element.

[0012] In summary, the utility model has the following beneficial effects:

[0013] 1. By setting up a valve body with a built-in filter element, the filter element can directly intercept and filter the solid impurities in the medium during the opening process of the valve plate, avoiding the blockage of the pipeline and equipment at the rear end of the valve, ensuring the stable operation of the rear end structure, thereby achieving the dual functions of filtering and cutting off the medium;

[0014] 2. By setting a detachable and conveniently detachable filter element, it is convenient to replace the filter element in time to ensure the permeability and filtering performance of the valve;

[0015] 3. By arranging a roller on the filter element, the friction between the valve plate and the filter element is reduced, making the opening and closing process of the valve plate smoother. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of an embodiment;

[0017] Figure 2 It is a schematic structural diagram of an embodiment.

[0018] Figure numerals: 1. valve body; 11. channel; 12. mounting hole; 13. groove; 14. sealing groove; 2. valve plate; 21. sliding hole; 3. actuator; 4. filter element; 41. reinforcement rod; 42. rotating shaft; 43. roller; 44. mounting plate; 45. sealing plate; 46. convex ring; 47. sealing ring; 5. locking mechanism; 51. hook; 52. clamping hole. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0020] like Figure 1 , Figure 2As shown, an electric gate valve includes a valve body 1, a valve plate 2 and an actuator 3. A channel 11 is penetrated through the valve body 1. The valve plate 2 is vertically slidably connected in the valve body 1 and is used to block the channel 11. The actuator 3 is used to control the vertical sliding of the valve plate 2.

[0021] like Figure 1 , Figure 2 As shown, a filter core 4 covering the channel 11 is arranged in the valve body 1, and a plurality of reinforcing rods 41 are arranged in a horizontal and vertical staggered manner inside the filter core 4 to improve the structural strength and impact resistance of the filter core 4. A sliding hole 21 is arranged in the valve plate 2, and the sliding hole 21 passes through the lower end surface of the valve plate 2 and is for the filter core 4 to slide and embed.

[0022] like Figure 1 , Figure 2 As shown, the upper end of the filter element 4 is horizontally rotatably connected to a rotating shaft 42, and a roller 43 is provided on the rotating shaft 42 to abut against the inner wall of the sliding hole 21 to reduce the friction between the valve plate 2 and the filter element 4, so that the opening and closing process of the valve plate 2 is smoother.

[0023] Therefore, by providing a valve body 1 with a built-in filter element 4, during the opening process of the valve plate 2, the filter element 4 can directly intercept and filter solid impurities in the medium, avoiding blockage of the pipeline and equipment at the rear end of the valve, ensuring the stable operation of the rear end structure, thereby achieving the dual functions of filtering and cutting off the medium.

[0024] like Figure 1 , Figure 2 As shown, a mounting plate 44 is extended downward from the lower end of the filter element 4, a mounting hole 12 is provided on the valve body 1 for the mounting plate 44 to be embedded, a sealing plate 45 covering the mounting hole 12 is provided at the lower end of the mounting plate 44, and a locking mechanism 5 for fixing the sealing plate 45 is provided on the valve body 1.

[0025] like Figure 1 , Figure 2 As shown, the locking mechanism 5 includes a pair of hooks 51 , which are arranged on the lower end surface of the valve body 1 , and both ends of the sealing plate 45 are provided with holes 52 for the hooks 51 to pass through.

[0026] Therefore, by providing a detachable and conveniently detachable filter element 4, it is convenient to replace the filter element 4 in time, thereby ensuring the permeability and filtering performance of the valve.

[0027] like Figure 1 , Figure 2 As shown, a convex ring 46 is disposed on the outer wall of the lower end of the mounting plate 44, and a groove 13 for the convex ring 46 to be embedded is disposed in the mounting hole 12, so as to increase the sealing between the mounting plate 44 and the valve body 1, thereby avoiding water leakage.

[0028] like Figure 1 , Figure 2 As shown, the upper end surface of the sealing plate 45 is provided with a circle of sealing ring 47 located inside the clamping hole 52, and the lower end surface of the valve body 1 is provided with a sealing groove 14 for the sealing ring 47 to be embedded, so as to increase the sealing between the sealing plate 45 and the valve body 1 and realize double sealing of the filter element 4 position.

[0029] The specific embodiments are merely explanations of the present invention and are not limitations of the present invention. After reading this specification, those skilled in the art may make modifications to the embodiments without any creative contribution as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by the patent law.

Claims

1. An electric gate valve, characterized in that: The invention comprises a valve body (1), a valve plate (2) and an actuator (3); the valve body (1) is provided with a channel (11); the valve plate (2) is vertically slidably connected to the valve body (1) and is used to block the channel (11); the actuator (3) is used to control the vertical sliding of the valve plate (2); a filter element (4) covering the channel (11) is provided in the valve body (1); a sliding hole (21) is provided in the valve plate (2); the sliding hole (21) passes through the lower end surface of the valve plate (2) and is provided for the filter element (4) to slide and embed.

2. The electric gate valve according to claim 1, characterized in that: A mounting plate (44) is provided at the lower end of the filter element (4) extending downward, a mounting hole (12) for the mounting plate (44) to be embedded is provided on the valve body (1), a sealing plate (45) covering the mounting hole (12) is provided at the lower end of the mounting plate (44), and a locking mechanism (5) for fixing the sealing plate (45) is provided on the valve body (1).

3. The electric gate valve according to claim 2, characterized in that: The locking mechanism (5) comprises a pair of hooks (51), wherein the hooks (51) are arranged on the lower end surface of the valve body (1), and both ends of the sealing plate (45) are provided with holes (52) for the hooks (51) to pass through.

4. The electric gate valve according to claim 3, characterized in that: The outer wall of the lower end of the mounting plate (44) is provided with a convex ring (46), and the mounting hole (12) is provided with a groove (13) for the convex ring (46) to be embedded.

5. The electric gate valve according to claim 4, characterized in that: The upper end surface of the sealing plate (45) is provided with a sealing ring (47) located inside the clamping hole (52), and the lower end surface of the valve body (1) is provided with a sealing groove (14) for the sealing ring (47) to be embedded.

6. The electric gate valve according to claim 1, characterized in that: The upper end of the filter core (4) is horizontally rotatably connected to a rotating shaft (42), and a roller (43) is provided on the rotating shaft (42) to abut against the inner wall of the sliding hole (21).

7. The electric gate valve according to claim 1, characterized in that: A plurality of reinforcing rods (41) are arranged in a staggered manner in both the horizontal and vertical directions inside the filter core (4).

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