Hydraulic valve stand control device

Abstract

The utility model discloses a hydraulic valve stand control device which comprises a cylinder body, a piston is connected with the inner wall of the cylinder body in a sliding mode, a piston rod is installed on the piston, the upper end and the lower end of the cylinder body are connected with a hydraulic control mechanism through guide pipes, the hydraulic control mechanism comprises a control cabinet, and a cabinet door is hinged to the open end of the control cabinet through a hinge. The utility model relates to the technical field of hydraulic valve station control, in particular to a hydraulic valve station control device which comprises a cylinder, a first connector and a second connector are arranged at the upper end and the lower end of the cylinder respectively, and the first connector and the second connector are jointly connected with a hydraulic control mechanism. And the other pump machine pumps the hydraulic oil in the barrel into the other hydraulic oil tank, so that the movement of the piston is smoother, the control smoothness is improved, the pressure borne by the hydraulic oil is effectively reduced, and meanwhile, the impact of the hydraulic oil on the sealing structure of the device is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic valve platform control, in particular to a hydraulic valve platform control device. Background Art

[0002] The current hydraulic valve station control device mainly includes a cylinder, a piston, a piston rod and hydraulic oil. The piston is driven to move by controlling the hydraulic oil in the cylinder, thereby completing the movement of the piston rod, and the piston rod is used to drive the valve core of the hydraulic valve to move. This hydraulic valve station control device has the following shortcomings: the hydraulic oil flows into one side of the cylinder, and the hydraulic oil is used to increase the hydraulic pressure, thereby driving the valve core to move, so that the hydraulic oil is subjected to excessive pressure, which causes the hydraulic oil temperature to rise. When the hydraulic oil temperature is too high, it is easy to deteriorate, and the hydraulic oil will have a greater impact on the sealing structure, thereby accelerating the damage of the sealing structure and leaking. Utility Model Content

[0003] In view of the problems existing in the existing hydraulic valve table control device, the utility model is proposed.

[0004] Therefore, the purpose of the utility model is to provide a hydraulic valve station control device, which solves the problem that the hydraulic oil flows into one side of the cylinder body in the existing hydraulic valve station control device, and uses the hydraulic oil to increase the hydraulic pressure, thereby driving the valve core to move, so that the hydraulic oil is subjected to excessive pressure, thereby causing the hydraulic oil temperature to rise. When the hydraulic oil temperature is too high, it is easy to deteriorate, and the hydraulic oil will have a greater impact on the sealing structure, thereby accelerating the damage of the sealing structure and causing leakage.

[0005] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0006] A hydraulic valve table control device comprises a cylinder, the inner wall of the cylinder is slidably connected to a piston, a piston rod is installed on the piston, and the upper and lower ends of the cylinder are connected to a hydraulic control mechanism through a conduit.

[0007] As a preferred solution of the hydraulic valve station control device described in the utility model, the hydraulic control mechanism includes a control cabinet, and the open end of the control cabinet is hinged with a cabinet door through a hinge.

[0008] As a preferred solution of the hydraulic valve station control device described in the utility model, wherein: the upper and lower ends of the cylinder are respectively provided with a first interface and a second interface, and the first interface and the second interface are commonly connected to the hydraulic control mechanism.

[0009] As a preferred solution of a hydraulic valve station control device described in the utility model, wherein: the hydraulic control mechanism includes a first hydraulic pump installed in a control cabinet, the output end of the first hydraulic pump is connected to a first conduit, the first conduit passes through the control cabinet and docks with a first interface, the input end of the first hydraulic pump is connected to a liquid outlet pipe at the top of the first hydraulic box, the liquid outlet pipe extends into the first hydraulic box, the interface below the first hydraulic box is connected to a bent pipe, and the end of the bent pipe is connected to a second interface.

[0010] As a preferred solution of a hydraulic valve station control device described in the utility model, wherein: the hydraulic control mechanism includes a first hydraulic pump and a second hydraulic pump, the output end of the first hydraulic pump is connected to a first conduit, the first conduit passes through the control cabinet and docks with the first interface, the input end of the first hydraulic pump is connected to a liquid outlet pipe at the top of the second hydraulic box, and the liquid outlet pipe extends into the second hydraulic box;

[0011] The output end of the second hydraulic pump is connected to a second conduit, which passes through the control cabinet and docks with the first interface. The input end of the first hydraulic pump is connected to a liquid outlet pipe at the top of the first hydraulic box, and the liquid outlet pipe extends into the third hydraulic box. The input end of the second hydraulic pump is connected to a third conduit, and one end of the third conduit is connected to the liquid outlet interface of the third hydraulic box.

[0012] As a preferred solution of the hydraulic valve station control device described in the utility model, wherein: a first support plate and a second support plate are installed in the control cabinet, and the first hydraulic pump and the first hydraulic box are installed on the first support plate and the second support plate respectively.

[0013] As a preferred solution of a hydraulic valve table control device described in the utility model, two first support plates and two second support plates are installed in the control cabinet, the first hydraulic pump and the second hydraulic pump are respectively installed on the two first support plates, and the second hydraulic tank and the third hydraulic tank are respectively installed on the two second support plates.

[0014] Compared with existing technologies:

[0015] By setting up two hydraulic pumps and two hydraulic tanks, when one of the hydraulic pumps injects hydraulic oil into the inner cavity of the cylinder, the other pump draws the hydraulic oil in the cylinder into another hydraulic oil tank, thereby making the movement of the piston smoother, improving the smoothness of control, and effectively reducing the pressure on the hydraulic oil, while reducing the impact of the hydraulic oil on the sealing structure of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the structure provided for Example 1 of the utility model;

[0017] Figure 2Provided for the utility model embodiment 1 Figure 1 A cross-sectional view of

[0018] Figure 3 Provided for the utility model embodiment 1 Figure 2 Enlarged view of point A in the middle;

[0019] Figure 4 Provided for the utility model embodiment 1 Figure 2 Enlarged view of point B in the middle;

[0020] Figure 5 This is a cross-sectional view of the control cabinet provided in Example 2 of the utility model.

[0021] In the figure: control cabinet 1, cylinder 2, end cover 3, piston rod 4, sealing ring 5, first interface 6, second interface 7, first hydraulic pump 8, liquid outlet pipe 9, first hydraulic box 10, elbow 11, first support plate 12, second support plate 13, support block 14, second hydraulic box 15, second hydraulic pump 16, third conduit 17, first conduit 18, second conduit 19, third hydraulic box 20, cabinet door 21. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solutions and advantages of the present invention more clear, the implementation methods of the present invention will be further described in detail below with reference to the accompanying drawings.

[0023] Embodiment 1:

[0024] The utility model provides a hydraulic valve table control device, please refer to Figure 1-4 , including a cylinder 2, the top end of the cylinder 2 is covered with an end cover 3, a sealing ring 5 is arranged between the cylinder 2 and the end cover 3, the inner wall of the cylinder 2 is slidably connected to the piston, a piston rod 4 is installed on the piston, and the upper and lower ends of the cylinder 2 are connected to the hydraulic control mechanism through a conduit.

[0025] The hydraulic control mechanism comprises a control cabinet 1 , and a cabinet door 21 is hingedly connected to an open end of the control cabinet 1 through a hinge.

[0026] The upper and lower ends of the cylinder 2 are respectively provided with a first interface 6 and a second interface 7 , and the first interface 6 and the second interface 7 are commonly connected to the hydraulic control mechanism.

[0027] The hydraulic control mechanism includes a first hydraulic pump 8 installed in the control cabinet 1, the output end of the first hydraulic pump 8 is connected to a first conduit 18, the first conduit 18 passes through the control cabinet 1 and docks with the first interface 6, the input end of the first hydraulic pump 8 is connected to a liquid outlet pipe 9 at the top of the first hydraulic box 10, the liquid outlet pipe 9 extends into the first hydraulic box 10, the interface below the first hydraulic box 10 is connected to a bent pipe 11, and the end of the bent pipe 11 is connected to the second interface 7;

[0028] The first hydraulic pump 8 draws the hydraulic oil in the first hydraulic tank 10 and enters the upper cavity of the cylinder 2 through the first conduit 18 and the first interface 6, thereby driving the piston and the piston rod 4 to move downward. At this time, the hydraulic oil in the lower cavity of the cylinder 2 enters the first hydraulic tank 10.

[0029] A first support plate 12 and a second support plate 13 are installed in the control cabinet 1, and the first hydraulic pump 8 and the first hydraulic box 10 are installed on the first support plate 12 and the second support plate 13 respectively. A support block 14 is welded on the inner wall of the control cabinet 1, and the first support plate 12 and the second support plate 13 are fixed to the support block 14 by bolts.

[0030] Embodiment 2:

[0031] See attached Figure 5 , which is different from the first embodiment, is that the hydraulic control mechanism includes a first hydraulic pump 8 and a second hydraulic pump 16, both of which are bidirectional hydraulic pumps, the output end of the first hydraulic pump 8 is connected to a first conduit 18, the first conduit 18 passes through the control cabinet 1 and then docks with the first interface 6, the input end of the first hydraulic pump 8 is connected to a liquid outlet pipe at the top of the second hydraulic box 15, and the liquid outlet pipe extends into the second hydraulic box 15;

[0032] The output end of the second hydraulic pump 16 is connected to the second conduit 19, which passes through the control cabinet 1 and then docks with the first interface 6. The input end of the first hydraulic pump 8 is connected to the liquid outlet pipe at the top of the first hydraulic box 10, and the liquid outlet pipe extends into the third hydraulic box 20. The input end of the second hydraulic pump 16 is connected to the third conduit 17, and one end of the third conduit 17 is connected to the liquid outlet interface of the third hydraulic box 20; the first hydraulic pump 8 is a bidirectional hydraulic pump.

[0033] Two first support plates 12 and two second support plates 13 are installed in the control cabinet 1 , the first hydraulic pump 8 and the second hydraulic pump 16 are installed on the two first support plates 12 , respectively, and the second hydraulic box 15 and the third hydraulic box 20 are installed on the two second support plates 13 , respectively.

[0034] In specific use, the first hydraulic pump 8 extracts the hydraulic oil in the first hydraulic box 10 and enters the upper cavity of the cylinder 2 through the first conduit 18 and the first interface 6, thereby driving the piston and the piston rod 4 to move downward. At this time, the second hydraulic pump 16 is started to pump the hydraulic oil in the lower cavity of the cylinder 2 into the third hydraulic box 20, so that the piston can descend more smoothly;

[0035] When the piston rod needs to be driven to move upward, the second hydraulic pump 16 draws the hydraulic oil in the third hydraulic tank 20 into the lower cavity of the cylinder 2 , and the first hydraulic pump 8 draws the hydraulic oil in the upper cavity of the cylinder 2 into the second hydraulic tank 15 .

[0036] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A hydraulic valve station control device, comprising a cylinder (2), the inner wall of the cylinder (2) being slidably connected to a piston, a piston rod (4) being mounted on the piston, characterized in that: The upper and lower ends of the cylinder (2) are connected to the hydraulic control mechanism via conduits; The hydraulic control mechanism comprises a control cabinet (1), the open end of the control cabinet (1) being hingedly connected to a cabinet door (21); the upper and lower ends of the cylinder (2) are respectively provided with a first interface (6) and a second interface (7), and the first interface (6) and the second interface (7) are commonly connected to the hydraulic control mechanism.

2. A hydraulic valve station control device according to claim 1, characterized in that: The hydraulic control mechanism comprises a first hydraulic pump (8) installed in a control cabinet (1); the output end of the first hydraulic pump (8) is connected to a first conduit (18); the first conduit (18) passes through the control cabinet (1) and docks with a first interface (6); the input end of the first hydraulic pump (8) is connected to a liquid outlet pipe (9) at the top of a first hydraulic box (10); the liquid outlet pipe (9) extends into the first hydraulic box (10); the interface below the first hydraulic box (10) is connected to a bent pipe (11); the end of the bent pipe (11) is connected to a second interface (7).

3. A hydraulic valve station control device according to claim 2, characterized in that: The hydraulic control mechanism comprises a first hydraulic pump (8) and a second hydraulic pump (16); the output end of the first hydraulic pump (8) is connected to a first conduit (18), the first conduit (18) passes through the control cabinet (1) and is docked with the first interface (6); the input end of the first hydraulic pump (8) is connected to a liquid outlet pipe at the top end of the second hydraulic box (15), and the liquid outlet pipe extends into the second hydraulic box (15); The output end of the second hydraulic pump (16) is connected to a second conduit (19), which passes through the control cabinet (1) and then docks with the first interface (6); the input end of the first hydraulic pump (8) is connected to a liquid outlet pipe at the top of the first hydraulic box (10), and the liquid outlet pipe extends into the third hydraulic box (20); the input end of the second hydraulic pump (16) is connected to a third conduit (17), and one end of the third conduit (17) is connected to a liquid outlet interface of the third hydraulic box (20).

4. A hydraulic valve station control device according to claim 2, characterized in that: A first support plate (12) and a second support plate (13) are installed in the control cabinet (1), and the first hydraulic pump (8) and the first hydraulic box (10) are installed on the first support plate (12) and the second support plate (13), respectively.

5. A hydraulic valve station control device according to claim 3, characterized in that: Two first support plates (12) and two second support plates (13) are installed in the control cabinet (1), a first hydraulic pump (8) and a second hydraulic pump (16) are respectively installed on the two first support plates (12), and a second hydraulic box (15) and a third hydraulic box (20) are respectively installed on the two second support plates (13).

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