Novel double-cylinder sealing gate valve

Abstract

The novel double-cylinder sealing gate valve comprises a gate frame, a gate bin installed at the upper end of the gate frame and a gate plate arranged between the gate frame and the gate bin in a sliding mode, telescopic pieces are fixedly connected to the two sides of the lower end face of the gate bin, rod outlet ports of the telescopic pieces are connected with the gate bin in a communicating mode, and the telescopic pieces are provided with telescopic rods. The telescopic rod can do telescopic motion in the gate bin in the axis direction of the telescopic rod from the telescopic piece, an inward clamping plate is arranged at the end of the telescopic rod and clamps the upper end of the gate plate, and a plurality of proximity switches extending into the gate bin are embedded in the outer surface of the gate bin along the motion trail of the telescopic rod. The lower end of the gate frame is fixedly connected with a servo motor, one end of the servo motor is provided with a connecting wire connected with the telescopic pieces on the two sides, and use is more stable.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve equipment technical field, concretely is a novel double cylinder sealing plug-in board valve. BACKGROUND

[0002] In the industrial production and fluid delivery field, the valve plays a vital control role. The traditional plug-in board valve often has some deficiencies in the use process.

[0003] The traditional plug-in board valve usually adopts the connection rod setting in the middle of the valve plate one end, is driven to the connection rod by the external drive motor and is pulled to realize the opening and closing of the gate valve plate, in the use process, the fluid is blocked by the gate valve, the subsequent fluid will cause certain impact force to the valve plate when contacting the valve plate, when the fluid flow rate and flow are big, only the middle part of the valve plate is connected, can cause the unstable sealing of the valve plate, leads to the shaking of the valve plate by the impact of the fluid from the valve plate side, thereby causes a small amount of fluid to leak, does not reach the better sealing effect, has the technical defect. UTILITY MODEL CONTENTS

[0004] In order to solve the above problems, the utility model provides a novel double cylinder sealing plug-in board valve to solve the technical problem raised in the above background technology.

[0005] In order to realize the above purpose, the utility model provides a novel double cylinder sealing plug-in board valve, including the gate frame, the gate storehouse of being installed in the upper end of gate frame and the gate board of being slidably arranged between gate frame and gate storehouse, the both sides of the lower end surface of gate storehouse are fixedly connected with telescopic piece, the outlet bar end port of telescopic piece is in conductive connection with gate storehouse, telescopic piece has telescopic rod, the telescopic rod can be telescopic motion along the axial direction of telescopic rod by telescopic piece to gate storehouse, the end head of telescopic rod is provided with the inward clamping plate, the clamping plate is clamped on the upper end of gate board, the outer surface of gate storehouse and along the movement track of telescopic rod are embedded with multiple proximity switches extending to the inside of gate storehouse, the lower end of gate frame is fixedly connected with servo motor, one end of servo motor is provided with the connecting line connected with both sides telescopic piece.

[0006] Preferably, the gate frame is fixedly connected in the middle of the lower end of the gate storehouse, and the gate frame is in conductive connection with the opening of the lower end of the gate storehouse.

[0007] Preferably, the width diameter of the gate storehouse is greater than the width diameter of the gate frame, and the gate storehouse protrudes on both sides of the gate frame and has a volume equal to the volume of the gate frame.

[0008] Preferably, the inner diameter of the gate frame is circumferentially attached with a sealing rubber pad.

[0009] Preferably, the proximity switch is at least two, and the two proximity switches are respectively arranged on the upper and lower ends of the outer surface of the gate storehouse along the movement track of the telescopic rod of the telescopic piece.

[0010] The utility model discloses the beneficial effect lies in:

[0011] 1. by setting the telescopic piece of the pole end port direction sluice bin on the both sides of gate frame, the telescopic pole end head of both sides telescopic piece is connected with the upper end of gate, the control of both sides telescopic piece by servo motor makes both sides telescopic piece can carry out synchronous telescopic motion, thereby by both sides reinforcement to the fixed control of gate, not only has improved the stable motion of gate opening and closing, still further has reinforced to the gate, compared with the technical means of only single control rod and gate connection in the prior art, the gate in the equipment can be more stable when being used to control greater flow, flow rate fluid, is not easy to produce the sway.

[0012] 2. by setting the proximity switch of the running track of one side telescopic pole on the outer surface of sluice bin, can realize the touchless control and detect the running track and position of valve plate, can be in time to the state of valve of staff reaction, is convenient for staff to control and detect. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole structure schematic diagram of the utility model;

[0014] Figure 2 It is the whole structure of the utility model of the front view;

[0015] Figure 3 It is the whole structure of the utility model of the side view;

[0016] Figure 4 It is Figure 3 The local structure schematic diagram of A in;

[0017] Marking explanation in the drawing

[0018] 1, gate frame;101, sealing rubber joint;2, sluice bin;201, proximity switch;3, telescopic piece;301, telescopic rod;302, clamping plate;303, servo motor;304, connecting line;4, gate. DETAILED DESCRIPTION

[0019] The technical scheme in the utility model embodiment will be described clearly and completely below, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiment, based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without making the creative labor belong to the range of protection of the utility model.

[0020] Combine Figures 1-4The utility model provides a novel double -cylinder sealing plug -in plate valve, including the gate frame 1, install the gate storehouse 2 of gate frame 1 upper end and the gate frame 1 with the gate storehouse 2 between the gate board 4 of slidable setting, its characterized in that: the gate storehouse 2 lower end face both sides are fixedly connected with telescopic piece 3, the telescopic piece 3's outlet bar port is connected with the gate storehouse 2 conduction, and telescopic piece 3 has telescopic rod 301, the telescopic rod 301 can be telescopic piece 3 inside to the gate storehouse 2 inside along the telescopic rod 301's axis direction telescopic motion, the telescopic rod 301 tip is provided with the clamping plate 302 inwards, the clamping plate 302 clamps on the gate board 4 upper end, the gate storehouse 2 outer surface and along the movement track of telescopic rod 301 embed with multiple extension to the gate storehouse 2 inside proximity switch 201, the gate frame 1 lower end is fixedly connected with servo motor 303, and the servo motor 303 one end is provided with the connecting line 304 connected with both sides telescopic piece 3.

[0021] Further, the gate frame 1 is fixedly connected to the middle part of the lower end of the gate storehouse 2, and the opening of the lower end of the gate storehouse 2 is in conductive connection with the gate frame 1.

[0022] Further, the width diameter of the gate storehouse 2 is greater than the width diameter of the gate frame 1, and the gate storehouse 2 protrudes on both sides by a volume equal to the side of the gate frame 1, and the lower end of the protruding body on both sides of the gate storehouse 2 is provided with the telescopic piece 3.

[0023] Further, the gate frame 1 is fixedly connected to the middle part of the lower end of the gate storehouse 2, and the opening of the lower end of the gate storehouse 2 is in conductive connection with the gate frame 1.

[0024] Further, the gate frame 1 is fixedly connected to the middle part of the lower end of the gate storehouse 2, and the opening of the lower end of the gate storehouse 2 is in conductive connection with the gate frame 1.

[0025] By setting the telescopic piece 3 with the outlet bar port facing the gate storehouse 2 on both sides of the gate frame 1, the end of the telescopic rod 301 of the telescopic piece 3 on both sides is connected with the upper end of the gate board 4, and the control of the servo motor 303 on both sides of the telescopic piece 3 enables the telescopic piece 3 to perform synchronous telescopic motion, thereby reinforcing the fixation of the gate board 4 on both sides, which not only improves the stable motion of the opening and closing of the gate board 4, but also further reinforces the gate board 4. Compared with the technical means in the prior art in which only a single control rod is connected with the gate board 4, the gate board 4 in the present device can be more stable when used to control larger flow and flow rate, and is not prone to shaking. By setting the proximity switch 201 on the outer surface of the gate storehouse 2 along the movement track of the telescopic rod 301 on one side, the running track and position of the valve plate can be controlled and detected without contact, and the state of the valve can be timely responded to the workers, which is convenient for the workers to control and detect.

[0026] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A new double cylinder sealed plug valve comprising a gate frame (1), a gate chamber (2) mounted on the upper end of the gate frame (1) and a gate plate (4) slidably arranged between the gate frame (1) and the gate chamber (2), characterized in that: Both sides of the lower end surface of the gate bin (2) are fixedly connected with telescopic members (3), the out-bar port of the telescopic member (3) is in conductive connection with the gate bin (2), the telescopic member (3) has a telescopic rod (301), the telescopic rod (301) can be telescopically moved along the axial direction of the telescopic rod (301) from the telescopic member (3) to the gate bin (2), the end of the telescopic rod (301) is provided with an inward clamping plate (302), the clamping plate (302) is clamped on the upper end of the gate plate (4), the outer surface of the gate bin (2) and along the movement track of the telescopic rod (301) is embedded with a plurality of proximity switches (201) extending to the inside of the gate bin (2), the lower end of the gate frame (1) is fixedly connected with a servo motor (303), one end of the servo motor (303) is provided with a connecting line (304) connected with the two telescopic members (3).

2. A new double cylinder sealed insert valve according to claim 1, characterized in that: The gate frame (1) is fixedly connected to the lower end of the gate bin (2), and the lower end opening of the gate bin (2) is in conductive connection with the gate frame (1).

3. A new double cylinder sealed insert valve according to claim 1, characterized in that: The width diameter of the gate bin (2) is greater than that of the gate frame (1), and the gate bin (2) protrudes on both sides by bin bodies that are equal in volume and protrude beyond the side edges of the gate frame (1), and the lower end of the bin bodies protruding on both sides of the gate bin (2) is provided with telescopic members (3).

4. A new double cylinder sealed insert valve according to claim 1, characterized in that: The gate frame (1) is fixedly connected to the lower end of the gate bin (2), and the lower end opening of the gate bin (2) is in conductive connection with the gate frame (1).

5. A new double cylinder sealed insert valve according to claim 1, characterized in that: The width diameter of the gate bin (2) is greater than that of the gate frame (1), and the gate bin (2) protrudes on both sides by bin bodies that are equal in volume and protrude beyond the side edges of the gate frame (1), and the lower end of the bin bodies protruding on both sides of the gate bin (2) is provided with telescopic members (3). The gate frame (1) is fixedly connected to the lower end of the gate bin (2), and the lower end opening of the gate bin (2) is in conductive connection with the gate frame (1). The width diameter of the gate bin (2) is greater than that of the gate frame (1), and the gate bin (2) protrudes on both sides by bin bodies that are equal in volume and protrude beyond the side edges of the gate frame (1), and the lower end of the bin bodies protruding on both sides of the gate bin (2) is provided with telescopic members (3). The gate frame (1) is fixedly connected to the lower end of the gate bin (2), and the lower end opening of the gate bin (2) is in conductive connection with the gate frame (1). The width diameter of the gate bin (2) is greater than that of the gate frame (1), and the gate bin (2) protrudes on both sides by bin bodies that are equal in volume and protrude beyond the side edges of the gate frame (1), and the lower end of the bin bodies protruding on both sides of the gate bin (2) is provided with telescopic members (3). The gate frame (1) is fixedly connected to the lower end of the gate bin (2), and the lower end opening of the gate bin (2) is in conductive connection with the gate frame (1). The width diameter of the gate bin (2) is greater than that of the gate frame (1), and the gate bin (2) protrudes on both sides by bin bodies that are equal in volume and protrude beyond the side edges of the gate frame (1), and the lower end of the bin bodies protruding on both sides of the gate bin (2) is provided with telescopic members (3). The gate frame (1) is fixedly connected to the lower end of the gate bin (2), and the lower end opening of the gate bin (2) is in conduct

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