Automatic control device for industrial pipeline valve

Abstract

The utility model relates to the technical field of industrial pipeline valves, in particular to an industrial pipeline valve automatic control device which comprises a valve body, a valve cylinder is fixed in the middle of the valve body, a sealing groove is formed in the middle of the valve cylinder, and a valve rod rotationally penetrates through the interior of the sealing groove. A valve element rotationally installed in the valve body is fixed to the bottom end of the valve rod. The industrial pipeline valve flow adjusting device has the advantages that the controller controls the motor, the motor drives the rotating rod, the second bevel gear, the valve rod and the valve element to rotate, so that the flow of an industrial pipeline valve is adjusted and controlled, the electric push rod drives the clamping plate to telescopically move to clamp and abut against the extending end of the rotating rod, and therefore the rotating rod is kept stable; and stable arrangement of the valve rod and the valve element is kept, and stable automatic control and adjustment of the industrial pipeline valve are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial pipeline valve technical field especially, relates to a kind of industrial pipeline valve automatic control device. BACKGROUND

[0002] Industrial pipeline valve is used to adjust medium flow, pressure, temperature, liquid level and other process parameters in the field of industrial automation process control, according to control signal in automation system, the opening of valve is automatically adjusted, so as to realize the adjustment of medium flow, pressure, temperature and liquid level.

[0003] Industrial pipeline valve automatic control device is used to control the opening and closing of valve by controller.

[0004] The existing industrial pipeline valve automatic control device, the installation position of industrial pipeline valve is in the position that hand is inconvenient to drive adjustment, effective adjustment control industrial pipeline valve automatic control device cannot be set, the stable opening and closing of industrial pipeline valve are affected, and, the sealing performance of industrial pipeline valve is not high during automatic control opening and closing, there is the risk of leakage, good sealing structure cannot be set to improve the sealing performance of industrial pipeline valve.

[0005] Therefore, an industrial pipeline valve automatic control device is provided. SUMMARY

[0006] The utility model aims at solving the shortcomings that the installation position of industrial pipeline valve is in the position that hand is inconvenient to drive adjustment in prior art, effective adjustment control industrial pipeline valve automatic control device cannot be set, and the stable opening and closing of industrial pipeline valve are affected, and provides an industrial pipeline valve automatic control device.

[0007] To achieve the above object, the utility model provides the following technical scheme:

[0008] The utility model designs an automatic control device of industrial pipeline valve, which comprises a valve body, a valve cylinder fixed in the middle of the valve body, a sealing groove formed in the middle of the valve cylinder, a valve rod rotatably penetrating the inside of the sealing groove, a valve core fixed to the bottom end of the valve rod and rotatably installed in the inside of the valve body, a sealing mechanism arranged on the surface of the valve rod, a driving rotation mechanism installed at the top end of the valve rod, and a controller arranged at the top end of the valve cylinder.

[0009] Further, a rotating hole is formed at the bottom end of the sealing groove, the diameter of the rotating hole is smaller than that of the sealing groove, the bottom end of the valve rod rotatably penetrates the rotating hole, and an anti-overflow groove is formed at the bottom end of the sealing groove and outside the rotating hole.

[0010] Further, an anti-overflow ring is fixed to the bottom end of the first sealing pad, the anti-overflow ring is a circular ring structure, is closely inserted into the inside of the anti-overflow groove, the first sealing pad is closely abutted to the inside bottom end of the sealing groove, and the side surface of the first sealing pad is closely contacted with the inner wall of the sealing groove.

[0011] Further, the first connecting plate is a circular plate structure and is horizontally arranged, the outer side of the first connecting plate is gap-slidly arranged with the inner wall of the sealing groove, a connecting rod is fixed to the top end of the first connecting plate, and connecting holes are formed in the surfaces of the second connecting plate and the second sealing pad.

[0012] Further, the connecting rod is a threaded rod structure and is vertically arranged around the valve rod, the connecting rod is gap-slidly penetrated through the connecting holes, a nut is connected to the top end of the connecting rod, the nut is abutted to the top end of the second connecting plate, and a spring is sleeved to the surface of the connecting rod and located between the first connecting plate and the second sealing pad.

[0013] Further, the first sealing pad and the first connecting plate are gap-sleeved to the surface of the valve rod, the side surface of the second sealing pad is closely contacted with the inner wall of the sealing groove, the second connecting plate is horizontally arranged, a support frame is fixed to the inside of the sealing groove and located above the second connecting plate, the support frame is a cross-shaped structure and is horizontally arranged, and the valve rod is gap-slidly penetrated through the middle of the support frame.

[0014] Further, the inner side top end of the sealing groove is provided with a mounting hole, a rotating rod is rotatably arranged in the mounting hole, one end of the rotating rod is provided with a motor, the motor is fixedly arranged at one side top end of the valve cylinder, an electric push rod is fixedly arranged at the other side top end of the valve cylinder and located at the positions on both sides of the rotating rod, the telescopic end of the electric push rod is fixedly provided with a clamping plate, the clamping plate is in an arc structure and tightly clamped on the extending end of the rotating rod, the second bevel gear is fixed on the surface of the rotating rod and vertically arranged, and the first bevel gear is horizontally arranged.

[0015] Further, the top end of the valve cylinder is provided with a fastening hole, the top end of the valve cylinder is detachably provided with a cover plate, the top end edge of the cover plate is connected with a bolt, the bottom end of the bolt is inserted into the fastening hole, the bottom end of the cover plate is bonded with a third sealing gasket, the third sealing gasket is tightly arranged between the cover plate and the valve cylinder, and the controller is arranged at the top end of the cover plate and electrically connected with the motor and the electric push rod respectively.

[0016] Compared with the prior art, the industrial pipeline valve automatic control device has the beneficial effects that:

[0017] 1. The valve rod is rotatably arranged through the rotating hole and the sealing groove, the first bevel gear is fixed at the top end of the valve rod, the second bevel gear is fixedly arranged between the rotating rod and the first bevel gear, and the first bevel gear is driven to rotate by the rotating rod and the second bevel gear, so that the valve rod and the valve core are driven to rotate by the first bevel gear, thereby adjusting and controlling the flow of the industrial pipeline valve, the electric push rod is controlled by the controller, the clamping plate is driven to move by the electric push rod, the extending end of the rotating rod is clamped and tightly pressed by the clamping plate, thereby keeping the rotating rod stable, the second bevel gear and the first bevel gear are stably connected, the valve rod and the valve core are stably arranged, and the industrial pipeline valve is stably and automatically controlled.

[0018] 2. The second sealing gasket and the second connecting plate are fixed on the surface of the valve rod in the sealing groove, and the first connecting plate and the first sealing gasket are elastically connected with the second connecting plate through the connecting rod and the spring, so that the bottom end of the first sealing gasket and the anti-overflow ring seal the top end of the rotating hole during the automatic control of the industrial pipeline valve by the controller, and the side surface of the first sealing gasket and the side surface of the second sealing gasket seal the sealing groove, thereby improving the sealing performance of the industrial pipeline valve. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole structure schematic view of the utility model;

[0020] Figure 2 It is the utility model Figure 1axial section view of the valve body;

[0021] Figure 3 the utility model discloses Figure 1 circumferential section view of the valve body;

[0022] Figure 4 the utility model discloses Figure 1 schematic diagram of the driving rotation mechanism part;

[0023] Figure 5 the utility model discloses Figure 1 schematic diagram of the sealing groove internal part;

[0024] Figure 6 the utility model discloses Figure 1 schematic diagram of the valve rod and sealing mechanism part.

[0025] In the drawing: 1, valve body;2, valve cylinder;3, motor;4, third sealing gasket;5, cover plate;6, bolt;7, controller;8, rotating rod;9, clamping plate;10, electric push rod;11, fastening hole;12, support frame;13, first helical gear;14, second helical gear;15, sealing groove;16, rotating hole;17, mounting hole;18, anti-overflow groove;19, valve core;20, valve rod;21, connecting hole;22, anti-overflow ring;23, first sealing gasket;24, first connecting plate;25, spring;26, connecting rod;27, second sealing gasket;28, second connecting plate;29, nut. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0027] Embodiment, please refer to Figures 1 to 6 , the industrial pipeline valve automatic control device shown in the drawing, including valve body 1, the middle of valve body 1 is fixed with valve cylinder 2, the middle of valve cylinder 2 is provided with sealing groove 15, the inside of sealing groove 15 is rotatably provided with valve rod 20, the bottom end of valve rod 20 is fixed with valve core 19 rotatably installed in the inside of valve body 1, the surface of valve rod 20 is provided with sealing mechanism, and the top end is provided with driving rotation mechanism, and the top end of valve cylinder 2 is provided with controller 7.

[0028] In detail, the driving rotation mechanism includes first helical gear 13 and second helical gear 14, first helical gear 13 is fixed at the top end of valve rod 20, second helical gear 14 is connected in meshing at the top end of first helical gear 13 and is rotatably installed at the inside top end of sealing groove 15.

[0029] The inner top end of the sealing groove 15 is provided with a mounting hole 17, a rotating rod 8 is rotatably arranged in the mounting hole 17, one end of the rotating rod 8 is provided with a motor 3, the motor 3 is fixedly arranged at the top end of one side of the valve cylinder 2, an electric push rod 10 is fixedly arranged at the top end of the other side of the valve cylinder 2 and located at the positions on both sides of the rotating rod 8, the extension end of the electric push rod 10 is fixedly provided with a clamping plate 9, the clamping plate 9 is in an arc-shaped structure and tightly clamped at the extension end of the rotating rod 8, the second bevel gear 14 is fixedly arranged on the surface of the rotating rod 8 and vertically arranged, and the first bevel gear 13 is horizontally arranged.

[0030] The top end of the valve cylinder 2 is provided with a fastening hole 11, the top end of the valve cylinder 2 is detachably provided with a cover plate 5, the top end edge of the cover plate 5 is connected with a bolt 6, the bottom end of the bolt 6 is inserted into the fastening hole 11, the bottom end of the cover plate 5 is bonded with a third sealing gasket 4, the third sealing gasket 4 is tightly arranged between the cover plate 5 and the valve cylinder 2, and a controller 7 is arranged at the top end of the cover plate 5 and electrically connected with the motor 3 and the electric push rod 10 respectively.

[0031] The motor 3 is controlled by the controller 7, the motor 3 drives the rotating rod 8 and the second bevel gear 14 to rotate, thereby driving the valve rod 20 and the valve core 19 to rotate through the first bevel gear 13, so as to adjust and control the flow of the industrial pipeline valve, the electric push rod 10 is controlled by the controller 7, the electric push rod 10 drives the clamping plate 9 to move in extension and retraction to clamp and tightly press the extension end of the rotating rod 8, so as to keep the rotating rod 8 stable and immobile, thereby keeping the second bevel gear 14 and the first bevel gear 13 stably connected, keeping the valve rod 20 and the valve core 19 stably arranged, and facilitating the automatic control and adjustment of the industrial pipeline valve.

[0032] Further, the sealing mechanism comprises a first sealing gasket 23 and a second sealing gasket 27, the top end of the first sealing gasket 23 is connected with a first connecting plate 24, the second sealing gasket 27 is elastically arranged above the first connecting plate 24, the top end of the second sealing gasket 27 is connected with a second connecting plate 28, and the second connecting plate 28 is fixedly arranged on the surface of the valve rod 20.

[0033] The bottom end of the sealing groove 15 is provided with a rotating hole 16, the diameter of the rotating hole 16 is smaller than the diameter of the sealing groove 15, the bottom end of the valve rod 20 is rotatably arranged in the rotating hole 16, the bottom end of the sealing groove 15 and the position outside the rotating hole 16 are provided with a anti-overflow groove 18, and the anti-overflow groove 18 is in a circular ring structure.

[0034] The bottom end of the first sealing gasket 23 is fixedly provided with an anti-overflow ring 22, the anti-overflow ring 22 is in a circular ring structure and tightly inserted into the inside of the anti-overflow groove 18, the first sealing gasket 23 is tightly abutted at the inside bottom end of the sealing groove 15, and the side surface of the first sealing gasket 23 is in tight contact with the inner wall of the sealing groove 15.

[0035] The first connecting plate 24 is a circular plate structure and is horizontally arranged, and is slidably arranged between the outer side and the inner wall of the sealing groove 15, and the top end is fixed with a connecting rod 26, and the surface of the second connecting plate 28 and the second sealing pad 27 is provided with a connecting hole 21.

[0036] The connecting rod 26 is a threaded rod structure and is vertically arranged around the valve rod 20, and the top end is slidably arranged through the connecting hole 21, and the top end is connected with a nut 29, and the nut 29 abuts against the top end of the second connecting plate 28, and the surface of the connecting rod 26 and the position between the first connecting plate 24 and the second sealing pad 27 is sleeved with a spring 25.

[0037] The first sealing pad 23 and the first connecting plate 24 are slidably sleeved on the surface of the valve rod 20, the side surface of the second sealing pad 27 is in close contact with the inner wall of the sealing groove 15, and the second connecting plate 28 is horizontally arranged.

[0038] In the sealing groove 15, the second sealing pad 27 and the second connecting plate 28 are fixed on the surface of the valve rod 20, and the first connecting plate 24 and the first sealing pad 23 are elastically connected between the connecting rod 26 and the spring 25 and the second connecting plate 28, so that in the automatic control process of the controller 7 on the industrial pipeline valve, the bottom end of the first sealing pad 23 and the anti-overflow ring 22 seal the top end of the rotating hole 16, and the side surface of the first sealing pad 23 and the side surface of the second sealing pad 27 seal the sealing groove 15, thereby improving the sealing performance of the industrial pipeline valve.

[0039] The support frame 12 is fixed on the position above the second connecting plate 28 in the sealing groove 15, and the support frame 12 is a cross-shaped structure and is horizontally arranged, and the valve rod 20 is slidably arranged through the middle of the support frame 12.

[0040] Working mode: the valve rod 20 rotates through the rotating hole 16 and the sealing groove 15, the first bevel gear 13 is fixed on the top end of the valve rod 20, and the rotating rod 8 is fixedly connected with the second bevel gear 14 and the first bevel gear 13 in meshing transmission connection, so that the controller 7 controls the motor 3, the motor 3 drives the rotating rod 8 and the second bevel gear 14 to rotate, thereby driving the valve rod 20 and the valve core 19 to rotate through the first bevel gear 13, thereby adjusting and controlling the flow of the industrial pipeline valve, and the controller 7 controls the electric push rod 10, the electric push rod 10 drives the clamping plate 9 to extend and retract to clamp and tightly abut the extending end of the rotating rod 8, thereby keeping the rotating rod 8 stable and immobile, thereby keeping the second bevel gear 14 and the first bevel gear 13 stably connected, keeping the valve rod 20 and the valve core 19 stably arranged, and facilitating the stable automatic control and adjustment of the industrial pipeline valve.

[0041] Inside the sealing groove 15, the second sealing gasket 27 and the second connecting plate 28 are fixed on the surface of the valve stem 20, and the first connecting plate 24 and the first sealing gasket 23 are elastically connected between the connecting rod 26 and the spring 25 and the second connecting plate 28, so that the bottom end of the first sealing gasket 23 and the anti-overflow ring 22 seal the top end of the rotating hole 16 during the automatic control of the industrial pipeline valve by the controller 7, and the side surface of the first sealing gasket 23 and the side surface of the second sealing gasket 27 seal the sealing groove 15, thereby improving the sealing performance of the industrial pipeline valve.

[0042] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An automatic control device for industrial pipeline valves, comprising a valve body (1), characterized in that: The valve body (1) is fixed with a valve cylinder (2), the middle of the valve cylinder (2) is provided with a sealing groove (15), the inside of the sealing groove (15) is rotatably provided with a valve rod (20), the bottom end of the valve rod (20) is fixed with a valve core (19) which is rotatably installed in the inside of the valve body (1), the surface of the valve rod (20) is provided with a sealing mechanism, the top end of the valve rod (20) is installed with a driving rotating mechanism, the top end of the valve cylinder (2) is provided with a controller (7). The sealing mechanism comprises a first sealing gasket (23) and a second sealing gasket (27), the top end of the first sealing gasket (23) is connected with a first connecting plate (24), the second sealing gasket (27) is elastically arranged above the first connecting plate (24), the top end of the second sealing gasket (27) is connected with a second connecting plate (28), the second connecting plate (28) is fixed on the surface of the valve rod (20). The driving rotating mechanism comprises a first bevel gear (13) and a second bevel gear (14), the first bevel gear (13) is fixed on the top end of the valve rod (20), the second bevel gear (14) is meshingly connected on the top end of the first bevel gear (13) and is rotatably installed on the inside top end of the sealing groove (15).

2. The automatic control device for industrial pipeline valves according to claim 1, characterized in that: The bottom end of the sealing groove (15) is provided with a rotating hole (16), the diameter of the rotating hole (16) is smaller than the diameter of the sealing groove (15), the bottom end of the valve rod (20) rotatably penetrates the rotating hole (16), the bottom end of the sealing groove (15) and the position outside the rotating hole (16) are provided with an anti-overflow groove (18), the anti-overflow groove (18) is a circular ring structure.

3. The automatic control device for industrial pipeline valves according to claim 2, characterized in that: The bottom end of the first sealing gasket (23) is fixed with an anti-overflow ring (22), the anti-overflow ring (22) is a circular ring structure and is closely inserted into the inside of the anti-overflow groove (18), the first sealing gasket (23) is closely abutted on the inside bottom end of the sealing groove (15), the side surface of the first sealing gasket (23) is closely contacted with the inner wall of the sealing groove (15).

4. The automatic control device for industrial pipeline valves according to claim 3, characterized in that: The first connecting plate (24) is a circular plate structure and is horizontally arranged, the outer side of the first connecting plate (24) is gap slidably arranged with the inner wall of the sealing groove (15), the top end of the first connecting plate (24) is fixed with a connecting rod (26), the surface of the second connecting plate (28) and the second sealing gasket (27) is provided with a connecting hole (21).

5. An automatic control device for industrial pipe valves according to claim 4, characterized in that: The connecting rod (26) is a threaded rod structure and is vertically arranged around the valve rod (20), the top end of the connecting rod (26) slidably penetrates the connecting hole (21), the top end of the connecting rod (26) is connected with a nut (29), the nut (29) is abutted on the top end of the second connecting plate (28), the surface of the connecting rod (26) and the position between the first connecting plate (24) and the second sealing gasket (27) is sleeved with a spring (25).

6. An automatic control device for industrial pipe valves according to claim 5, characterized in that: The first sealing gasket (23) and the first connecting plate (24) are sleeved on the surface of the valve rod (20), the side surface of the second sealing gasket (27) is in close contact with the inner wall of the sealing groove (15), the second connecting plate (28) is horizontally arranged, the support frame (12) is fixed on the inside of the sealing groove (15) and above the second connecting plate (28), the support frame (12) is a cross-shaped structure and is horizontally arranged, and the valve rod (20) slides through the middle of the support frame (12).

7. The automatic control device for industrial pipe valves according to claim 1, characterized in that: The inside of the sealing groove (15) is provided with a mounting hole (17), a rotating rod (8) rotates in the mounting hole (17), one end of the rotating rod (8) is provided with a motor (3), the motor (3) is fixedly installed at the top end of one side of the valve cylinder (2), an electric push rod (10) is fixedly installed at the top end of the other side of the valve cylinder (2) and on both sides of the rotating rod (8), a clamping plate (9) is fixed at the telescopic end of the electric push rod (10), the clamping plate (9) is an arc-shaped structure and is tightly clamped on the protruding end of the rotating rod (8), the second helical gear (14) is fixed on the surface of the rotating rod (8) and is vertically arranged, and the first helical gear (13) is horizontally arranged.

8. The automatic control device for industrial pipeline valves according to claim 7, characterized in that: The top end of the valve cylinder (2) is provided with a fastening hole (11), the top end of the valve cylinder (2) is detachably provided with a cover plate (5), the top end edge of the cover plate (5) is connected with a bolt (6), the bottom end of the bolt (6) is inserted into the fastening hole (11), the bottom end of the cover plate (5) is bonded with a third sealing gasket (4), the third sealing gasket (4) is tightly clamped between the cover plate (5) and the valve cylinder (2), and the controller (7) is installed at the top end of the cover plate (5) and is electrically connected with the motor (3) and the electric push rod (10) respectively.

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