Electric control valve device for oil supply pipeline

Abstract

The utility model discloses an oil supply pipeline electric control valve device which comprises a pressure regulating oil supply pipeline, a second connecting pipe is installed at the output end of the pressure regulating oil supply pipeline in a sealed connection mode, and a second connecting plate is installed at the output end of the second connecting pipe in a sealed mode. A circular baffle is rotatably mounted in the pressure regulating oil supply pipeline, a motor box is arranged on the upper portion of the pressure regulating oil supply pipeline, a second rotating shaft is mounted at the output end of a motor in the motor box in a key connection mode, and the second rotating shaft and the circular baffle are mounted in an inserted connection mode; an electric control valve is arranged on the upper portion of the second connecting pipe, the electric control valve is electrically connected with a pressure measuring instrument, and a pressure measuring probe is installed at the working end of the pressure measuring instrument. The oil quantity output quantity in the pipeline is controlled through the arranged electric control valve, an oil supply opening in the pressure-regulating oil supply pipeline is changed by matching with the rotatable circular baffle in the pressure-regulating oil supply pipeline, the oil supply pressure is controlled, and the protectiveness of the oil pipeline and the controllability of oil quantity supply are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline control valves, in particular to an electric control valve device for an oil supply pipeline. Background Art

[0002] The control valve consists of two main components: the valve body assembly and the actuator assembly, which are divided into four series: single-seat series control valve, double-seat series control valve, sleeve series control valve and self-actuated series control valve. The variations of the four types of valves can lead to many different applicable structures, each with its own special applications, characteristics, advantages and disadvantages. The existing oil circuit control valve cannot guarantee the monitoring of the output oil pressure, and it is impossible to change the control valve according to the output oil pressure.

[0003] According to the authorization announcement number CN 22026860, an oil circuit control valve is disclosed, including a control valve, a handle is provided on the control valve, threads are respectively provided on the left and right sides of the inner cavity of the control valve, a fixed seat is provided at the top of the control valve, a telescopic component is provided at the top of the fixed seat, a lifting plate is provided at the top of the telescopic component, a jack is provided on the handle, a fixing rod is detachably inserted into the inner cavity of the jack, the bottom end of the fixing rod is fixedly connected to the top of the lifting plate, a plurality of limit assemblies are provided at the top of the fixed seat, a spring is sleeved on the outside of the telescopic component, and the upper and lower ends of the spring are respectively fixedly connected to the lifting plate and the fixed seat. The oil circuit control valve solves the problem that the oil circuit control valve of the prior art is not convenient to fix the handle during actual use, resulting in the handle rotating when subjected to vibration and other factors, resulting in the oil circuit operation being affected by the box.

[0004] The above patent only ensures the control of the valve port during use, and still cannot determine the oil pressure strength in the pipeline, so an electric control valve device for the oil supply pipeline is needed now. Utility Model Content

[0005] The utility model aims to provide an electric control valve device for an oil supply pipeline, which monitors the oil pressure intensity in the pipeline through a pressure measuring probe and changes the oil supply pressure by cooperating with a rotating circular baffle to solve the technical problems mentioned in the background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: an electric control valve device for an oil supply pipeline, comprising a pressure regulating oil supply pipeline, the output end of which is sealed and connected with a second connecting pipe, and the output end of which is sealed and connected with a second connecting plate;

[0007] A circular baffle is rotatably installed inside the pressure regulating oil supply pipeline, a motor box is arranged on the upper part of the pressure regulating oil supply pipeline, a second rotating shaft is key-connectedly installed at the motor output end inside the motor box, and the second rotating shaft is plug-connected and installed with the circular baffle;

[0008] An electric control valve is arranged on the upper part of the second connecting pipe, and a pressure measuring instrument is installed on some electrical connections of the electric control valve. A pressure measuring probe is installed on the working end of the pressure measuring instrument, and the pressure measuring probe extends out of the second connecting plate.

[0009] Preferably, a connecting flange is welded and installed at one end of the pressure-regulating oil supply pipeline, a first connecting plate is welded and installed at the other end of the pressure-regulating oil supply pipeline, a plurality of groups of first positioning ear plates are installed on the outer arc surface of the first connecting plate with equal arc, and a through hole is opened through the middle of the pressure-regulating oil supply pipeline.

[0010] Preferably, an arc-shaped sealing plate is fitted and installed at the position of the through hole on the inner wall of the pressure-regulated oil supply pipeline, and a limit tube is installed and connected to the top end of the arc-shaped sealing plate, and the limit tube is sealingly inserted into the through hole.

[0011] Preferably, an internal thread groove is provided on the inner wall of the limiting tube, a first sealing sleeve is embedded and installed inside the limiting tube, a first rotating shaft is installed at the center of the circular baffle, one end of the first rotating shaft is rotatably inserted into the inner wall of the pressure regulating oil supply pipeline, and a connecting sleeve is fixedly installed on the other end of the first rotating shaft, and the connecting sleeve is rotatably installed inside the first sealing sleeve.

[0012] Preferably, a first connecting tube is installed through the bottom of the motor box, a connecting threaded tube is installed at the bottom of the first connecting tube, and the first connecting tube is threadedly connected to the internal thread groove through the connecting threaded tube.

[0013] Preferably, a connecting socket is installed at the bottom of the second rotating shaft, and the connecting socket is plug-connected with the connecting shaft sleeve. A second sealing sleeve is sleeve-connected on the outer arc surface of the second rotating shaft, and the second sealing sleeve is inserted into the interior of the limiting tube.

[0014] Preferably, several groups of second positioning ear plates are installed on the outer arc surface of the second connecting plate corresponding to the first positioning ear plates, two groups of supporting ear plates are installed on the upper part of the outer arc surface of the second connecting pipe, and the first positioning ear plate and the second positioning ear plate are locked and connected by locking bolts.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The oil output in the pipeline is controlled by setting an electric control valve, and the circular baffle that can rotate inside the pressure regulating oil supply pipeline is used to change the oil supply opening inside the pressure regulating oil supply pipeline to control the oil delivery pressure, thereby changing the oil delivery rate after the electric control valve controls the valve to stabilize, so as to improve the protection of the oil pipeline and the controllability of the oil supply.

[0017] 2. Monitor the oil delivery pressure in the pipeline through the pressure probe, control the valve and the motor inside the motor box through the electric control valve to adjust the valve opening amount and the inclination angle of the circular baffle to change the oil output rate and meet the problem of discontinuous oil output due to insufficient output pressure in actual supply. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the disassembly of the motor box installation structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the disassembly of the circular baffle installation structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the installation structure of the pressure measuring instrument of the utility model.

[0022] In the figure: 1. pressure regulating oil supply pipeline; 2. connecting flange; 3. first connecting plate; 4. first positioning ear plate; 5. through hole; 6. arc-shaped sealing plate; 7. limit tube; 8. internal thread groove; 9. first sealing sleeve; 10. circular baffle; 11. first rotating shaft; 12. connecting sleeve; 13. motor box; 14. first connecting pipe; 15. connecting threaded pipe; 16. second rotating shaft; 17. connecting socket; 18. second sealing sleeve; 19. second connecting pipe; 20. second connecting plate; 21. second positioning ear plate; 22. supporting ear plate; 23. locking bolt; 24. electric control valve; 25. pressure tester; 26. pressure test probe. DETAILED DESCRIPTION

[0023] 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.

[0024] The utility model provides: an electric control valve device for an oil supply pipeline, such as Figure 1-Figure 4As shown, it includes a pressure-regulating oil supply pipeline 1, the output end of the pressure-regulating oil supply pipeline 1 is sealed and connected with a second connecting pipe 19, and the output end of the second connecting pipe 19 is sealed and installed with a second connecting plate 20; a circular baffle 10 is rotatably installed inside the pressure-regulating oil supply pipeline 1, a motor box 13 is arranged on the upper part of the pressure-regulating oil supply pipeline 1, and a second rotating shaft 16 is key-connected and installed at the output end of the motor inside the motor box 13, and the second rotating shaft 16 is plug-connected and installed with the circular baffle 10; an electric-controlled valve 24 is arranged on the upper part of the second connecting pipe 19, and a pressure measuring instrument 25 is installed at some electrical connections of the electric-controlled valve 24, and a pressure measuring probe 26 is installed at the working end of the pressure measuring instrument 25, and the pressure measuring probe 26 extends out of the second connecting plate 20.

[0025] Preferably, a connecting flange 2 is welded and installed at one end of the pressure-regulating oil supply pipeline 1, and a first connecting plate 3 is welded and installed at the other end of the pressure-regulating oil supply pipeline 1. Several groups of first positioning ear plates 4 are installed on the outer arc surface of the first connecting plate 3 with equal arcs. A through hole 5 is opened through the middle part of the pressure-regulating oil supply pipeline 1. The first connecting plate 3 installed at one end of the pressure-regulating oil supply pipeline 1 is used to cooperate with the second connecting plate 20 to limit the second connecting pipe 19, thereby improving the sealing performance of the device and reducing the occurrence of oil escape. The first positioning ear plate 4 installed on the outer arc surface of the first connecting plate 3 and the second positioning ear plate 21 installed on the outer arc surface of the second connecting plate 20 are connected by locking bolts 23, so as to further ensure the stability of the device.

[0026] Furthermore, an arc-shaped sealing plate 6 is installed in a fit at the position of the through hole 5 on the inner wall of the pressure-regulating oil supply pipeline 1, and a limiting tube 7 is installed at the top end of the arc-shaped sealing plate 6. The limiting tube 7 is sealingly inserted into the through hole 5. The arc-shaped sealing plate 6 installed in a fit on the inner wall of the pressure-regulating oil supply pipeline 1 is used to seal the through hole 5. At the same time, the limiting tube 7 installed in a connection at the center of the arc-shaped sealing plate 6 is installed in a fit to the inner wall of the through hole 5, so as to limit the first rotating shaft 11 in the middle of the circular baffle 10 and ensure that the first rotating shaft 11 can be stably connected to the second rotating shaft 16.

[0027] Furthermore, an internal thread groove 8 is provided on the inner wall of the limit tube 7, a first sealing sleeve 9 is embedded and installed inside the limit tube 7, a first rotating shaft 11 is installed at the center of the circular baffle 10, one end of the first rotating shaft 11 is rotatably inserted into the inner wall of the pressure regulating oil supply pipeline 1, and a connecting sleeve 12 is fixedly installed on the other end of the first rotating shaft 11, and the connecting sleeve 12 is rotatably installed inside the first sealing sleeve 9, the internal thread groove 8 provided on the inner wall of the limit tube 7 is threadedly connected with the connecting threaded tube 15, completing the limitation of the motor box 13 and ensuring the fixed safety of the motor, and the first sealing sleeve 9 embedded and installed inside the connecting flange 2 is used to limit the connecting sleeve 12 and further improve the sealing performance of the connecting sleeve 12.

[0028] It is worth mentioning that a first connecting tube 14 is installed through the bottom of the motor box 13, and a connecting threaded tube 15 is installed at the bottom of the first connecting tube 14. The first connecting tube 14 is threadedly connected to the internal thread groove 8 through the connecting threaded tube 15. The first connecting tube 14 installed at the bottom of the motor box 13 and the connecting threaded tube 15 at the bottom of the first connecting tube 14 are used to connect with the limiting tube 7 to improve the overall sealing of the device. The motor inside the motor box 13 can control the rotation of the second rotating shaft 16, thereby ensuring that the circular baffle 10 can rotate inside the pressure regulating oil supply pipeline 1, thereby completing the control of the oil delivery pressure inside the pressure regulating oil supply pipeline 1.

[0029] Specifically, a connecting socket 17 is installed at the bottom of the second rotating shaft 16, and the connecting socket 17 is plugged and installed with the connecting sleeve 12. A second sealing sleeve 18 is installed on the outer arc surface of the second rotating shaft 16. The second sealing sleeve 18 is inserted into the interior of the limiting tube 7. The connecting socket 17 at the bottom of the second rotating shaft 16 is plugged and installed with the connecting sleeve 12 to ensure that the motor can stably control the rotation of the circular baffle 10. At the same time, the installed second sealing sleeve 18 fits the inner wall of the first connecting tube 14 to further improve the sealing effect.

[0030] In addition, several groups of second positioning ear plates 21 are installed on the outer arc surface of the second connecting plate 20 corresponding to the position of the first positioning ear plate 4, and two groups of supporting ear plates 22 are installed on the upper part of the outer arc surface of the second connecting pipe 19. The first positioning ear plate 4 and the second positioning ear plate 21 are locked and connected by locking bolts 23. The electric control valve 24 at the top of the second connecting pipe 19 controls the oil output, and the pressure gauge 25 and the pressure probe 26 are used to monitor the internal oil pressure of the second connecting plate 20, and the operation of the circular baffle 10 and the valve is controlled by the electric control valve 24.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric control valve device for an oil supply pipeline, characterized in that: It comprises a pressure regulating oil supply pipeline (1), the output end of the pressure regulating oil supply pipeline (1) is sealed and connected with a second connecting pipe (19), and the output end of the second connecting pipe (19) is sealed and installed with a second connecting plate (20); A circular baffle (10) is rotatably mounted inside the pressure regulating oil supply pipeline (1), a motor box (13) is arranged on the upper part of the pressure regulating oil supply pipeline (1), a second rotating shaft (16) is key-connectedly mounted on the motor output end inside the motor box (13), and the second rotating shaft (16) is plug-connected and mounted on the circular baffle (10); An electric control valve (24) is arranged on the upper part of the second connecting pipe (19), and a pressure measuring instrument (25) is installed on some electrical connections of the electric control valve (24). A pressure measuring probe (26) is installed on the working end of the pressure measuring instrument (25), and the pressure measuring probe (26) extends out of the interior of the second connecting plate (20).

2. The oil supply pipeline electric control valve device according to claim 1, characterized in that: A connecting flange (2) is welded to one end of the pressure regulating oil supply pipeline (1), a first connecting plate (3) is welded to the other end of the pressure regulating oil supply pipeline (1), a plurality of groups of first positioning ear plates (4) are mounted on the outer arc surface of the first connecting plate (3) with equal arcs, and a through hole (5) is opened through the middle of the pressure regulating oil supply pipeline (1).

3. The oil supply pipeline electric control valve device according to claim 2, characterized in that: An arc-shaped sealing plate (6) is fitted on the inner wall of the pressure-regulated oil supply pipeline (1) at a position corresponding to the through hole (5), and a limit tube (7) is installed on the top end of the arc-shaped sealing plate (6), and the limit tube (7) is sealed and inserted into the interior of the through hole (5).

4. The electric control valve device for oil supply pipeline according to claim 3, characterized in that: An inner thread groove (8) is provided on the inner wall of the limit tube (7), a first sealing sleeve (9) is embedded and installed inside the limit tube (7), a first rotating shaft (11) is installed at the center of the circular baffle (10), one end of the first rotating shaft (11) is rotatably inserted into the inner wall of the pressure regulating oil supply pipeline (1), and a connecting shaft sleeve (12) is fixedly installed on the other end of the first rotating shaft (11), and the connecting shaft sleeve (12) is rotatably installed inside the first sealing sleeve (9).

5. The oil supply pipeline electric control valve device according to claim 4, characterized in that: A first connecting pipe (14) is installed through the bottom of the motor box (13), a connecting threaded pipe (15) is installed at the bottom of the first connecting pipe (14), and the first connecting pipe (14) is threadedly connected to the internal thread groove (8) through the connecting threaded pipe (15).

6. The oil supply pipeline electric control valve device according to claim 5, characterized in that: A connecting socket (17) is installed at the bottom of the second rotating shaft (16), and the connecting socket (17) is plugged and installed with the connecting shaft sleeve (12). A second sealing sleeve (18) is sleeved and installed on the outer arc surface of the second rotating shaft (16), and the second sealing sleeve (18) is inserted into the interior of the limiting tube (7).

7. The oil supply pipeline electric control valve device according to claim 6, characterized in that: A plurality of groups of second positioning ear plates (21) are installed at positions of the outer arc surface of the second connecting plate (20) corresponding to the first positioning ear plates (4), two groups of supporting ear plates (22) are installed at the upper portion of the outer arc surface of the second connecting pipe (19), and the first positioning ear plate (4) and the second positioning ear plate (21) are locked and connected by locking bolts (23).

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