Multi-way reversing valve

Abstract

The utility model discloses a multi-way reversing valve, which relates to the technical field of hydraulic control and comprises a reversing valve body, an operating rod, a clamping component and a quick assembly component. The operating rod is rotationally arranged on the outer surface of the reversing valve body, the top of the reversing valve body is fixedly connected with a pipe connector, and the bottom of the reversing valve body is fixedly connected with a sliding plate. The clamping assembly is fixedly arranged at the bottom of the sliding plate and used for rapidly positioning and installing the reversing valve body. And the quick mounting assembly is fixedly arranged at the top of the sliding plate and is used for quickly locking and mounting the sliding plate. The limiting stop lever is aligned to the limiting groove of the fixed seat, the knob is pressed downwards to compress the second spring, and then the knob is rotated to drive the stop lever to rotate, so that the stop lever is stably locked into the fixed seat. According to the design, the mounting and locking process of the sliding plate is simplified, the reversing valve body is endowed with the quick mounting characteristic, the operation efficiency is remarkably improved, and great convenience is brought to operators.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic control, and specifically relates to a multi-way directional control valve. Background Art

[0002] The multi-way directional control valve is a common hydraulic or pneumatic control component, which is widely used in engineering machinery, industrial automation, agricultural machinery and other fields. Its main function is to control the action of the actuator (such as hydraulic cylinder, hydraulic motor, etc.) by changing the flow direction of hydraulic oil or gas, so as to achieve precise control of mechanical equipment.

[0003] In the prior art, the multi-way directional control valve has the advantages of compact structure, small pressure loss, small sliding resistance of the spool, multi-position function, long service life, simple manufacturing, etc. These advantages have made the multi-way directional control valve widely used in hydraulic systems. A multi-way directional control valve recorded in the patent document with the publication number CN218440001U realizes the simultaneous and separate control of different actuators for the first oil passage and the second oil passage by opening a P2 oil inlet on the valve body on the basis of the original one-time realization of one action of the machine. However, when this device is used, there is a lack of a structure for quickly installing the multi-way directional control valve. The multi-way directional control valve that is not convenient for quick installation will significantly increase the time consumption during the installation process, reduce the overall installation efficiency, and is not convenient for testing, thus affecting the progress of the entire engineering project. In order to meet the need for testing the valve body and improve the testing work efficiency, it is necessary to quickly fix and quickly disassemble and assemble the valve body. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a multi-way directional control valve to solve the problem in the prior art that there is a lack of a structure for quickly installing the multi-way directional control valve, so it is not convenient to quickly install the multi-way directional control valve, which increases the time consumption during the installation process, reduces the overall installation efficiency, and is not convenient for testing.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A multi-way directional control valve includes: a directional control valve body and a control lever. The control lever is rotatably arranged on the outer surface of the directional control valve body. A pipe interface is arranged on the outer surface of the directional control valve body. A sliding plate is fixedly connected to the bottom of the directional control valve body; it also includes:

[0007] A clamping component, which is fixedly arranged at the bottom of the sliding plate and is used for quickly positioning and installing the directional control valve body;

[0008] A quick-installation component, which is fixedly arranged at the top of the sliding plate and is used for quickly locking and installing the sliding plate.

[0009] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0010] In an optional scheme: the clamping assembly includes a T-shaped slide groove, the T-shaped slide groove is fixedly arranged at the bottom of the sliding plate, the bottom of the sliding plate is slidably connected to the mounting base, the outer surface of the T-shaped slide groove is slidably connected to the inner surface of the mounting base, the inner surface of the mounting base is fixedly connected to a fixed support plate, the outer surface of the fixed support plate is provided with a draw buckle, the inner surface of the fixed support plate is slidably connected to a sliding rod, the outer surface of the fixed support plate and the outer surface of the sliding rod are fixedly connected to a first spring, the left side of the first spring is fixedly connected to the inner surface of the mounting base, and the left side of the sliding rod is fixedly connected to an extrusion block.

[0011] In an optional solution: the quick-release assembly includes an adjustment seat, which is fixedly arranged on the top of the sliding plate, and a knob is rotatably connected to the top of the adjustment seat.

[0012] In an optional solution: a locking assembly is fixedly provided at the bottom of the knob for locking and fixing the quick-release assembly.

[0013] In an optional solution: the locking assembly includes a limit stop rod, which is fixedly arranged at the bottom of the knob, the inner surface of the adjustment seat is fixedly connected to a spring baffle, the bottom of the knob is fixedly connected to a second spring, the bottom of the second spring is fixedly connected to the top of the spring baffle, and the outer surface of the mounting base is fixedly connected to a fixing seat.

[0014] In an optional solution: the pipe interface at the top of the reversing valve body is connected to an oil inlet pipe, and the pipe interface on the left side of the reversing valve body is connected to an oil outlet pipe.

[0015] In an optional solution: the outer surface of the T-shaped slide groove and the inner surface of the mounting base are both provided with a receiving groove adapted to the extrusion block, and the outer surface of the mounting base is provided with a clamping groove adapted to the T-shaped slide groove.

[0016] In an optional solution: a limiting hole matched with the limiting stop rod is opened on the top of the fixing seat.

[0017] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0018] 1. The utility model is installed by precisely docking the T-shaped slide and the card slot. During the process, the slide squeezes the internal extrusion block, drives the sliding rod to move, and secures the extrusion block in the storage position outside the slide. When unlocking, you only need to pull the buckle to make the sliding rod slide along the inner wall of the fixed support plate and compress the spring, thereby driving the extrusion block away from the slide, and realizing convenient disassembly. This card installation method effectively improves work efficiency, has a simple structure, and has significant effects.

[0019] 2. In the present utility model, by aligning the limit lever with the limit groove of the fixed seat, pressing down the knob to compress the second spring, and then rotating the knob to drive the lever to rotate, it can be firmly locked into the fixed seat. This design simplifies the installation and locking process of the sliding plate, endows the reversing valve body with the characteristic of quick installation, significantly improves the operation efficiency, and brings great convenience to the operator. Description of the Drawings

[0020] Figure 1 It is a schematic structural diagram of the present utility model.

[0021] Figure 2 It is a schematic structural diagram of the clamping component in the present utility model.

[0022] Figure 3 It is a schematic structural diagram of the quick-installation component in the present utility model.

[0023] Figure 4 It is a schematic structural diagram of the locking component in the present utility model.

[0024] Figure 5 It is a schematic cross-sectional structural diagram of the fixed seat in the present utility model.

[0025] Annotation of the reference numerals in the drawings: 1. Reversing valve body; 2. Operating lever; 3. Pipe interface; 4. Sliding plate; 5. T-shaped chute; 6. Installation base; 7. Fixed support plate; 8. Pulling buckle; 9. Sliding rod; 10. First spring; 11. Extrusion block; 12. Adjusting seat; 13. Knob; 14. Limit lever; 15. Spring baffle; 16. Second spring; 17. Fixed seat; 18. Inlet pipe; 19. Outlet pipe. Detailed Embodiment

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0027] In one embodiment, as Figures 1-5As shown in the figure, a multi-way directional control valve includes: a directional control valve body 1, a control lever 2, a clamping assembly, and a quick-installation assembly; the control lever 2 is rotatably arranged on the outer surface of the directional control valve body 1, a pipe interface 3 is fixedly connected to the top of the directional control valve body 1, and a sliding plate 4 is fixedly connected to the bottom of the directional control valve body 1; the clamping assembly is fixedly arranged at the bottom of the sliding plate 4 and is used for quickly positioning and installing the directional control valve body 1; the quick-installation assembly is fixedly arranged at the top of the sliding plate 4 and is used for quickly locking and installing the sliding plate 4. An oil inlet pipe 18 is communicated at the pipe interface 3 at the top of the directional control valve body 1, and an oil outlet pipe 19 is communicated at the pipe interface 3 on the left side of the directional control valve body 1. The arrangements of the oil inlet pipe 18 and the oil outlet pipe 19 facilitate the discharge and intake of oil. The arrangement of the control lever 2 facilitates the operator's grasping and enables the directional control valve to change its direction. The arrangement of the pipe interface 3 facilitates the installation of air pipes and oil pipes;

[0028] In one embodiment, as Figure 2 shown, the clamping assembly includes a T-shaped chute 5. The T-shaped chute 5 is fixedly arranged at the bottom of the sliding plate 4. An installation base 6 is slidably connected to the bottom of the sliding plate 4. The outer surface of the T-shaped chute 5 is slidably connected to the inner surface of the installation base 6. A fixed support plate 7 is fixedly connected to the inner surface of the installation base 6. A pull buckle 8 is arranged on the outer surface of the fixed support plate 7. A sliding rod 9 is slidably connected to the inner surface of the fixed support plate 7. A first spring 10 is fixedly connected to the outer surface of the fixed support plate 7 and on the outer surface of the sliding rod 9. The left side of the first spring 10 is fixedly connected to the inner surface of the installation base 6. A pressing block 11 is fixedly connected to the left side of the sliding rod 9. A clamping groove adapted to the T-shaped chute 5 is formed on the outer surface of the installation base 6, which facilitates the sliding installation of the sliding plate 4 driving the T-shaped chute 5. Receiving grooves adapted to the pressing block 11 are formed on both the outer surface of the T-shaped chute 5 and the inner surface of the installation base 6, which facilitates pressing the pressing block 11 into the receiving groove for fixation. The setting of the fixed support plate 7 facilitates the installation of the pull buckle 8. The setting of the pull buckle 8 facilitates the operator to hold the pull buckle 8 and move the sliding rod 9 to the right. The setting of the first spring 10 facilitates the reset of the pressing block 11 and the sliding rod 9.

[0029] In one embodiment, as Figure 3 shown, the quick-installation assembly includes an adjustment seat 12. The adjustment seat 12 is fixedly arranged at the top of the sliding plate 4. A knob 13 is rotatably connected to the top of the adjustment seat 12. A locking assembly is fixedly arranged at the bottom of the knob 13 and is used for locking and fixing the quick-installation assembly. The setting of the knob 13 facilitates the manual locking by the operator.

[0030] In one embodiment, as Figure 4 and Figure 5As shown in the figure, the locking assembly includes a limit stop lever 14, which is fixedly arranged at the bottom of the knob 13. A spring baffle 15 is fixedly connected to the inner surface of the adjusting seat 12. A second spring 16 is fixedly connected to the bottom of the knob 13, and the bottom of the second spring 16 is fixedly connected to the top of the spring baffle 15. A fixed seat 17 is fixedly connected to the outer surface of the mounting base 6, and a limit hole adapted to the limit stop lever 14 is provided at the top of the fixed seat 17, which facilitates the insertion of the limit stop lever 14 into the fixed seat 17 for limit fixation. The setting of the spring baffle 15 facilitates the installation of the second spring 16, and the setting of the second spring 16 facilitates the reset of the knob 13 and the limit stop lever 14.

[0031] The above embodiment discloses a multi-way directional control valve. Among them, by aligning the T-shaped chute 5 on the sliding plate 4 with the clamping groove on the mounting base 6 for sliding installation, when the T-shaped chute 5 slides, it squeezes the extrusion block 11, and the extrusion block 11 drives the sliding rod 9 to slide, so as to fix the extrusion block 11 in the receiving groove opened on the outer surface of the T-shaped chute 5. When unlocking is required, by pulling the buckle 8, the sliding rod 9 is driven to slide on the inner surface of the fixed support plate 7, and at the same time, the first spring 10 is compressed, so that the sliding rod 9 drives the extrusion block 11 to move away from the T-shaped chute 5 for disassembly. Through the clamping installation method, the working efficiency can be improved, and the structure is simple and the effect is remarkable. By aligning the bottom end of the limit stop lever 14 with the limit groove on the fixed seat 17 and pressing the knob 13 to drive the limit stop lever 14 downward, at this time, the second spring 16 is compressed, and then the knob 13 is rotated to drive the limit stop lever 14 to rotate, so that the limit stop lever 14 is locked inside the fixed seat 17. This device can easily and conveniently install and lock the sliding plate 4, making the directional control valve body 1 have the advantage of quick installation, facilitating the testing of the valve body of the directional control valve, greatly improving the working efficiency, and bringing convenience to the operators.

[0032] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present invention. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0033] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A multi-way directional control valve, comprising: A reversing valve body (1) and a control lever (2), the control lever (2) is rotatably arranged on the outer surface of the reversing valve body (1), a pipe interface (3) is arranged on the outer surface of the reversing valve body (1), and a sliding plate (4) is fixedly connected to the bottom of the reversing valve body (1); characterized in that, further comprising: A clamping component, the clamping component is fixedly arranged at the bottom of the sliding plate (4) and is used for quickly positioning and installing the reversing valve body (1); A quick-installation component, the quick-installation component is fixedly arranged at the top of the sliding plate (4) and is used for quickly locking and installing the sliding plate (4).

2. The multi-way directional control valve according to claim 1, characterized in that, The clamping component includes a T-shaped chute (5), the T-shaped chute (5) is fixedly arranged at the bottom of the sliding plate (4), an installation base (6) is slidably connected to the bottom of the sliding plate (4), the outer surface of the T-shaped chute (5) is slidably connected to the inner surface of the installation base (6), a fixed support plate (7) is fixedly connected to the inner surface of the installation base (6), a pull buckle (8) is arranged on the outer surface of the fixed support plate (7), a sliding rod (9) is slidably connected to the inner surface of the fixed support plate (7), a first spring (10) is fixedly connected to the outer surface of the fixed support plate (7) and on the outer surface of the sliding rod (9), the left side of the first spring (10) is fixedly connected to the inner surface of the installation base (6), and an extrusion block (11) is fixedly connected to the left side of the sliding rod (9).

3. The multi-way directional control valve according to claim 2, characterized in that, The quick-installation component includes an adjustment seat (12), the adjustment seat (12) is fixedly arranged at the top of the sliding plate (4), and a knob (13) is rotatably connected to the top of the adjustment seat (12).

4. The multi-way directional control valve according to claim 3, characterized in that, A locking component is fixedly arranged at the bottom of the knob (13) and is used for locking and fixing the quick-installation component.

5. A multi-way directional control valve according to claim 4, characterized in that, The locking component includes a limit stop rod (14), the limit stop rod (14) is fixedly arranged at the bottom of the knob (13), a spring baffle (15) is fixedly connected to the inner surface of the adjustment seat (12), a second spring (16) is fixedly connected to the bottom of the knob (13), the bottom of the second spring (16) is fixedly connected to the top of the spring baffle (15), and a fixed seat (17) is fixedly connected to the outer surface of the installation base (6).

6. A multi-way directional control valve according to claim 1, characterized in that, An oil inlet pipe (18) is communicated at the pipe interface (3) at the top of the reversing valve body (1), and an oil outlet pipe (19) is communicated at the pipe interface (3) on the left side of the reversing valve body (1).

7. A multi-way reversing valve according to claim 2, characterized in that, Receiving grooves adapted to the extrusion block (11) are respectively formed on the outer surface of the T-shaped chute (5) and the inner surface of the installation base (6), and a clamping groove adapted to the T-shaped chute (5) is formed on the outer surface of the installation base (6).

8. A multi-way directional control valve according to claim 5, characterized in that, A limit hole adapted to the limit stop rod (14) is formed on the top of the fixed seat (17).

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