Comprehensive control valve group

Abstract

The utility model discloses a comprehensive control valve bank, and particularly relates to the field of control valve banks, the comprehensive control valve bank comprises a valve bank main body, a first one-way valve is mounted in the valve bank main body in a matched manner, and a second one-way valve is mounted in the valve bank main body in a matched manner; the device is provided with a reinforcing and stabilizing device, a counterweight handle drives a self-locking ball screw to rotate, and the corresponding surface of a reinforcing and supporting sleeve at one end of a guide metal frame is attached to the outer side of a corresponding pipeline, so that the stability of the connecting part of a first two-position three-way electromagnetic valve and the corresponding pipeline is improved, and the use stability of a control valve group can be improved; the device is provided with an anti-deformation device, a metal shell is fixed to the outer side of the pressure reducing valve, a reset spring in the metal shell pushes a movable mounting pad to move, a movable mounting rod on one side of the movable mounting pad can enable a plastic handle to correspondingly support the outer side of the pressure reducing valve, and the stability of an assembly structure between pressure reducing valve bodies is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of control valve groups, in particular to a comprehensive control valve group. Background Art

[0002] The groundwater sampling and repair integrated drilling rig has many actions. In order to simplify the hydraulic components and pipelines of the whole machine, an integrated control valve group is used to meet the use requirements. The integrated control valve group is a valve body with different hydraulic plug-ins inserted in it. The internal flow channels are connected according to a certain logic. The integrated control valve group has the advantages of simple structure, small size, easy installation, simple pipeline connection, safety and reliability, and low cost.

[0003] However, when the existing control valve group is used for sampling and repairing the hydraulic system of an integrated drilling rig, the outside of the pipe connection part of the control valve group lacks fixation, which affects the stability of the control valve group. Therefore, technical personnel in this field provide a comprehensive control valve group to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a comprehensive control valve group to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: an integrated control valve group, comprising a valve group body, a first one-way valve is installed in the valve group body, a second one-way valve is installed in the valve group body, an adjustable diverter valve is installed in the valve group body, a pressure reducing valve is installed in the valve group body, a first two-position three-way solenoid valve is installed in the valve group body, a second two-position three-way solenoid valve is installed in the valve group body, a damping hole is installed in the valve group body, a first overflow valve is installed in the valve group body, a two-position two-way solenoid valve is installed in the valve group body, a second overflow valve is installed in the valve group body, a connecting pipe is arranged on the side of the first two-position three-way solenoid valve away from the valve group body, a reinforcement and stabilization device is fixed on the outside of the first two-position three-way solenoid valve, and an anti-deformation device is arranged on the outside of the pressure reducing valve;

[0006] The reinforcement and stabilization device includes a fixed metal frame, a metal connecting sleeve is fixed to the outer side of the fixed metal frame, a support reinforcement frame is installed on the outer side of the metal connecting sleeve, a self-locking ball screw is installed on one side of the support reinforcement frame and passes through the other side thereof, a counterweight handle is fixed to one end of the self-locking ball screw, two self-locking ball nuts are threadedly connected to the outer side of the self-locking ball screw, a movable metal frame is fixed to the outer side of the self-locking ball nut, and a guide metal frame is fixed to one end of the movable metal frame.

[0007] As a further solution of the utility model: a reinforcing support sleeve is fixed to one end of the guide metal frame, and a through hole for accommodating the movement of the guide metal frame is opened inside the fixed metal frame.

[0008] As a further solution of the utility model: the threads inside the two self-locking ball nuts are in opposite directions, the outer side of the counterweight handle is provided with anti-slip grooves, the fixed metal frame and the first two-position three-way solenoid valve are fixedly connected, and the corresponding surface of the reinforced support sleeve is fitted to the outer side of the corresponding pipeline.

[0009] As a further solution of the utility model: the anti-deformation device includes a metal shell, a reinforcement bracket is fixed to the outer side of the metal shell, a reset spring is fixed to the inner wall of one side of the metal shell, one end of the reset spring is connected to a movable mounting pad, a movable mounting rod is fixed to one side of the movable mounting pad, a plastic handle is fixed to one end of the movable mounting rod, and a support limit block is arranged on one side of the movable mounting pad.

[0010] As a further solution of the utility model: a mounting shell is fixed to one end of the movable mounting pad, and a guide wheel is rotatably connected to the interior of the mounting shell via a rotating shaft.

[0011] As a further solution of the utility model: a through hole is opened inside the metal shell, and the size of the through hole is adapted to the size of the movable installation rod.

[0012] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0013] 1. This device is equipped with a reinforcement stabilization device. The set pressure of the pressure reducing valve is the pressure of the power head speed pilot control oil circuit and the walking dual-speed control oil circuit. The function of the second two-position three-way solenoid valve is to generate back pressure. After the outer side of the first two-position three-way solenoid valve is connected to the corresponding pipeline, the counterweight handle can be held and rotated to allow the counterweight handle to drive the self-locking ball screw to rotate. The corresponding surface of the reinforced support sleeve at one end of the guide metal frame fits on the outer side of the corresponding pipeline, thereby improving the stability of the connection between the first two-position three-way solenoid valve and the corresponding pipeline, and can improve the stability of the control valve group;

[0014] 2. The device is provided with an anti-deformation device. When the pressure reducing valve is connected to the corresponding pipeline, a metal shell is fixed on the outside of the pressure reducing valve. The return spring inside the metal shell pushes the movable mounting pad to move. The movable mounting rod on one side of the movable mounting pad allows the plastic handle to face the outer side of the pressure reducing valve for support, thereby improving the stability of the assembly structure between the pressure reducing valve body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the reinforcement and stabilization device of the utility model;

[0018] Figure 3 It is a three-dimensional diagram of the anti-deformation device of the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the anti-deformation device of the utility model;

[0020] In the figure: 1. first one-way valve; 2. second one-way valve; 3. adjustable diverter valve; 4. pressure reducing valve; 5. first two-position three-way solenoid valve; 6. second two-position three-way solenoid valve; 7. damping hole; 8. first overflow valve; 9. two-position two-way solenoid valve; 10. second overflow valve; 11. reinforcement stabilization device; 111. fixed metal frame; 112. metal connecting sleeve; 113. support reinforcement frame; 114. self-locking ball screw; 115. counterweight handle; 116. self-locking ball nut; 117. movable metal frame; 118. guide metal frame; 119. reinforcement support sleeve; 12. anti-deformation device; 121. metal shell; 122. reinforcement bracket; 123. reset spring; 124. mobile mounting pad; 125. mobile mounting rod; 126. plastic handle; 127. support limit block; 128. mounting shell; 129. guide wheel. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 2The utility model provides a comprehensive control valve group, including a valve group body, a first one-way valve 1 is installed in the valve group body, a second one-way valve 2 is installed in the valve group body, an adjustable diverter valve 3 is installed in the valve group body, a pressure reducing valve 4 is installed in the valve group body, a first two-position three-way solenoid valve 5 is installed in the valve group body, a second two-position three-way solenoid valve 6 is installed in the valve group body, a damping hole 7 is installed in the valve group body, a first overflow valve 8 is installed in the valve group body, and the valve group body A two-position two-way solenoid valve 9 is installed inside, a second relief valve 10 is installed inside the valve group body, a connecting pipe is arranged on the side of the first two-position three-way solenoid valve 5 away from the valve group body, a reinforcement stabilization device 11 is fixed on the outside of the first two-position three-way solenoid valve 5, an anti-deformation device 12 is arranged on the outside of the pressure reducing valve 4, an anti-deformation device 12 is arranged on the outside of the pressure reducing valve 4, the main pump works, P1 supplies pressure oil, A1 is pressure oil, then the power head actuator connected to the main valve works, and the set pressure of the second relief valve 10 is the pressure between the power head and other main working actuators. pressure, the auxiliary pump works, P2 supplies pressure oil, then the auxiliary actuator connected to the auxiliary valve works, the set pressure of the first relief valve 8 is the working pressure of the auxiliary action, the function of the first check valve 1 is to separate the pressure interference of the P2 working oil circuit to the P1 working oil circuit, the function of the second check valve 2 is to separate the pressure interference of the P1 working oil circuit to the P2 working oil circuit, when the whole hydraulic system works, P1 and P2 supply pressure oil, when the electromagnet 1DT of the two-position two-way solenoid valve 9 is not energized, the hydraulic system works normally, when the operator finds an unexpected situation and needs to use When the drilling rig stops, the electromagnet 1DT of the two-position two-way solenoid valve 9 is energized, the hydraulic system is unloaded, and all actuators stop moving. The electromagnet 1DT of the two-position two-way solenoid valve 9 is energized, which plays a role in emergency protection of the entire hydraulic system. The P2 port supplies pressure oil, which is diverted by the adjustable diverter valve 3. One channel of oil supplies pressure oil to the working port A3. The A3 port is connected to the oil inlet of the auxiliary multi-way valve in the system, and the actuator connected to the multi-way valve works. The other channel of oil is diverted by the adjustable diverter valve 3, and then reduced in pressure by the pressure reducing valve 4, and then connected to the oil circuit for controlling the rotation speed of the power head.

[0023] The reinforcement and stabilization device 11 comprises a fixed metal frame 111, a metal connecting sleeve 112 is fixed to the outer side of the fixed metal frame 111, a support reinforcement frame 113 is installed on the outer side of the metal connecting sleeve 112, a self-locking ball screw 114 penetrating the other side of the support reinforcement frame 113 is installed on one side of the support reinforcement frame 113, a counterweight handle 115 is fixed to one end of the self-locking ball screw 114, two self-locking ball nuts 116 are threadedly connected to the outer side of the self-locking ball screw 114, and a movable metal The movable metal frame 117 is provided with a guide metal frame 118 at one end, a reinforcement support sleeve 119 is fixed at one end of the guide metal frame 118, a through hole is provided inside the fixed metal frame 111 to accommodate the movement of the guide metal frame 118, the threads inside the two self-locking ball nuts 116 are in opposite directions, the outer side of the counterweight handle 115 is provided with anti-slip grooves, the fixed metal frame 111 and the first two-position three-way solenoid valve 5 are fixedly connected, and the corresponding surface of the reinforcement support sleeve 119 is attached to the outer side of the corresponding pipeline.

[0024] During the use of this device, when the main pump is working, P1 supplies pressure oil, A1 is pressure oil, then the power head actuator connected to the main valve is working, and the set pressure of the second relief valve 10 is the pressure of the power head and other main working actuators. When the auxiliary pump is working, P2 supplies pressure oil, then the auxiliary actuator connected to the auxiliary valve is working, and the set pressure of the first relief valve 8 is the working pressure of the auxiliary action. The function of the first check valve 1 is to separate the pressure interference of the P2 working oil circuit to the P1 working oil circuit, and the function of the second check valve 2 is to separate the pressure interference of the P1 working oil circuit to the P2 working oil circuit. When the entire hydraulic system is working, P1 and P2 supply pressure oil. When the two check valves are working, When the electromagnet 1DT of the two-way solenoid valve 9 is not energized, the hydraulic system works normally. When the operator finds an unexpected situation and needs to stop the drilling rig, the electromagnet 1DT of the two-position two-way solenoid valve 9 is energized, the hydraulic system is unloaded, and all actuators stop moving. The electromagnet 1DT of the two-position two-way solenoid valve 9 is energized to provide emergency protection for the entire hydraulic system. The P2 port supplies pressure oil, which is diverted by the adjustable diverter valve 3. One channel of oil supplies pressure oil to the working port A3. The A3 port is connected to the oil inlet of the auxiliary multi-way valve in the system, and the actuator connected to the multi-way valve works. The other channel of oil is diverted by the adjustable diverter valve 3 and then reduced in pressure by the pressure reducing valve 4 before rotating with the power head. The speed control oil circuit is connected. When 2DT is not energized, the power head rotates in the fast mode under the control of the pilot oil; when 2DT is energized, the power head rotates in the slow mode under the control of the pilot oil. The other oil is diverted by the adjustable diverter valve 3 and then reduced in pressure by the pressure reducing valve 4, and then connected to the travel speed control oil circuit. When 3DT is not energized, the travel is not connected to the pilot oil circuit, and the travel is in the slow mode; when 3DT is energized, the travel is connected to the pilot oil circuit, and the travel is in the fast mode. The set pressure of the pressure reducing valve 4 is the pressure of the power head speed pilot control oil circuit and the travel dual-speed control oil circuit. The function of the second two-position three-way solenoid valve 6 is to generate back pressure. The first two-position three-way After the outer side of the solenoid valve 5 is connected to the corresponding pipeline, the counterweight handle 115 can be held and rotated to allow the counterweight handle 115 to drive the self-locking ball screw 114 to rotate, and the two self-locking ball nuts 116 can move on the outer side of the self-locking ball screw 114, allowing the self-locking ball nuts 116 to drive the movable metal frame 117 and the guide metal frame 118 to move, and the guide metal frame 118 can penetrate the fixed metal frame 111 to play a guiding role, and the corresponding surface of the reinforced support sleeve 119 at one end of the guide metal frame 118 is attached to the outer side of the corresponding pipeline, thereby improving the stability of the connection between the first and second position three-way solenoid valve 5 and the corresponding pipeline, and can improve the stability of the control valve group.

[0025] See also Figure 1 and Figure 3-Figure 4The utility model provides an integrated control valve group, the anti-deformation device 12 includes a metal shell 121, a reinforcement bracket 122 is fixed to the outside of the metal shell 121, a reset spring 123 is fixed to the inner wall of one side of the metal shell 121, one end of the reset spring 123 is connected to a movable mounting pad 124, one side of the movable mounting pad 124 is fixed to a movable mounting rod 125, a through hole is opened inside the metal shell 121, and the size of the through hole is adapted to the size of the movable mounting rod 125, one end of the movable mounting rod 125 is fixed to a plastic handle 126, one side of the movable mounting pad 124 is provided with a support limit block 127, one end of the movable mounting pad 124 is fixed to a mounting shell 128, and the inside of the mounting shell 128 is rotatably connected to a guide wheel 129 through a rotating shaft.

[0026] During use of the device, after the pressure reducing valve 4 is connected to the corresponding pipeline, a metal shell 121 is fixed on the outside of the pressure reducing valve 4, and a return spring 123 inside the metal shell 121 pushes the movable mounting pad 124 to move, so that the movable mounting pad 124 can drive the guide wheel 129 to move, and the guidance is achieved through the mounting shell 128 inside the guide wheel 129. The movable mounting rod 125 on one side of the movable mounting pad 124 can allow the plastic handle 126 to face the outer side of the pressure reducing valve 4 for support, thereby improving the stability of the assembly structure between the main body of the pressure reducing valve 4.

[0027] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A comprehensive control valve group, comprising a valve group body, characterized in that: A first one-way valve (1) is installed in cooperation with the valve group body, a second one-way valve (2) is installed in cooperation with the valve group body, an adjustable diverter valve (3) is installed in cooperation with the valve group body, a pressure reducing valve (4) is installed in cooperation with the valve group body, a first two-position three-way solenoid valve (5) is installed in cooperation with the valve group body, a second two-position three-way solenoid valve (6) is installed in cooperation with the valve group body, a damping hole (7) is installed in cooperation with the valve group body, a first overflow valve (8) is installed in cooperation with the valve group body, a two-position two-way solenoid valve (9) is installed in cooperation with the valve group body, a second overflow valve (10) is installed in cooperation with the valve group body, a connecting pipe is provided on a side of the first two-position three-way solenoid valve (5) away from the valve group body, a reinforcing stabilizing device (11) is fixed on the outer side of the first two-position three-way solenoid valve (5), and an anti-deformation device (12) is provided on the outer side of the pressure reducing valve (4); The reinforcement and stabilization device (11) comprises a fixed metal frame (111), a metal connecting sleeve (112) is fixed to the outer side of the fixed metal frame (111), a support reinforcement frame (113) is installed on the outer side of the metal connecting sleeve (112), a self-locking ball screw (114) penetrating the other side of the support reinforcement frame (113) is installed on one side of the support reinforcement frame (113), a counterweight handle (115) is fixed to one end of the self-locking ball screw (114), two self-locking ball nuts (116) are threadedly connected to the outer side of the self-locking ball screw (114), a movable metal frame (117) is fixed to the outer side of the self-locking ball nut (116), and a guide metal frame (118) is fixed to one end of the movable metal frame (117).

2. The integrated control valve group according to claim 1, characterized in that: A reinforcing support sleeve (119) is fixed to one end of the guide metal frame (118), and a through hole for accommodating the movement of the guide metal frame (118) is provided inside the fixed metal frame (111).

3. The integrated control valve group according to claim 2, characterized in that: The threads inside the two self-locking ball nuts (116) are in opposite directions, the outer side of the counterweight handle (115) is provided with anti-slip grooves, the fixed metal frame (111) and the first two-position three-way solenoid valve (5) are fixedly connected, and the corresponding surface of the reinforcement support sleeve (119) is attached to the outer side of the corresponding pipeline.

4. The integrated control valve group according to claim 1, characterized in that: The anti-deformation device (12) comprises a metal shell (121), a reinforcement bracket (122) is fixed to the outside of the metal shell (121), a return spring (123) is fixed to the inner wall of one side of the metal shell (121), one end of the return spring (123) is connected to a movable installation pad (124), one side of the movable installation pad (124) is fixed to a movable installation rod (125), one end of the movable installation rod (125) is fixed to a plastic handle (126), and one side of the movable installation pad (124) is provided with a support limit block (127).

5. The integrated control valve group according to claim 4, characterized in that: A mounting shell (128) is fixed to one end of the movable mounting pad (124), and a guide wheel (129) is rotatably connected to the interior of the mounting shell (128) via a rotating shaft.

6. The integrated control valve group according to claim 4, characterized in that: A through hole is provided inside the metal shell (121), and the size of the through hole matches the size of the movable installation rod (125).

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