Device for controlling multiple pipeline valves through lever

Abstract

The utility model discloses a device for controlling multiple pipeline valves through a lever, which comprises a gear pump, a first three-way valve is arranged on one side outside the gear pump, and a second three-way valve is arranged on the other side outside the gear pump. By arranging the lever mechanism, in the using process, one end of the short lever can be connected with the valve fixing rod at any angle, the short lever, the long lever and the lever control arm are connected through the connecting sleeve, the handle is installed at one end of the lever control arm, and after installation is completed, the handle is used for driving the lever control arm to rotate along the fulcrum shaft; therefore, the long lever and the short lever are driven to be linked, valve plates in the first three-way valve and the second three-way valve are driven to rotate through the valve fixing rod, a second connector is communicated with a sixth connector, and tedious operation and misoperation of a traditional multi-position manual control valve are replaced. And the formation of a plurality of pipeline conveying channels in different forms of the whole multi-pipeline valve is controlled by a single handle.

Description

Technical Field

[0001] The utility model relates to the technical field of multi-pipeline valve control, in particular to a lever-controlled multi-pipeline valve device. Background Art

[0002] Valves are control components in fluid delivery systems, with functions such as shutoff, regulation, flow diversion, backflow prevention, pressure stabilization, flow diversion or overflow pressure relief. Valves used in fluid control systems come in a wide variety of varieties and specifications, from the simplest shutoff valves to the various valves used in extremely complex automatic control systems.

[0003] Currently, all the equipment on the market is equipped with manual control of each valve pipeline's delivery mode one by one. This traditional control method will cause operational confusion and lead to pipeline delivery errors. Utility Model Content

[0004] The main purpose of the utility model is to provide a lever to control a plurality of pipeline valve devices.

[0005] The purpose of the utility model can be achieved by adopting the following technical solutions:

[0006] A lever controls multiple pipeline valve devices, including a gear pump, a first three-way valve is arranged on one side outside the gear pump, and a second three-way valve is arranged on the other side outside the gear pump, the first three-way valve and the second three-way valve are connected to valve fixing rods, and a lever mechanism is connected to the outside of the valve fixing rod, and the lever mechanism includes a short lever fixedly connected to the valve fixing rod, a long lever is connected to one end of the short lever, and a lever control arm is connected to one end of the long lever, a connecting sleeve is passed between the short lever and the long lever, and the long lever is connected to the lever control arm through the connecting sleeve, a fulcrum shaft is rotatably connected to the middle part of the lever control arm, and a handle is installed at one end of the lever control arm.

[0007] Preferably, valve plates for controlling on-off are installed in the first three-way valve and the second three-way valve, and the valve plates are fixedly connected to the valve fixing rods.

[0008] Preferably, the first three-way valve includes a first interface, a second interface and a third interface.

[0009] Preferably, the second three-way valve includes a third interface, a fourth interface and a fifth interface.

[0010] Preferably, the first interface is connected to the gear pump via a connecting pipe, and the fourth interface is connected to the gear pump via the connecting pipe.

[0011] Preferably, a coupling is installed at the bottom end of the gear pump, and an electric motor is fixed at the bottom end of the coupling.

[0012] Preferably, through holes for connecting the handle are formed in the middle of both ends of the lever control arm.

[0013] The beneficial technical effects are:

[0014] By setting up a lever mechanism, during use, one end of the short lever can be connected to the valve fixing rod at any angle, and the short lever, the long lever and the lever control arm can be respectively connected through the connecting sleeve, and the handle can be installed at one end of the lever control arm. After the installation is completed, the handle is used to drive the lever control arm to rotate along the fulcrum axis, thereby driving the long lever and the short lever to work in conjunction, and then the valve plates in the first three-way valve and the second three-way valve are driven to rotate through the valve fixing rod, so that the second interface and the sixth interface are connected. Similarly, the third interface and the fifth interface can be connected by installing the handle at the other end of the lever control arm, and the connection angle between the short lever and the valve fixing rod can be adjusted to achieve the connection between the second interface and the fifth interface and the third interface and the sixth interface, thereby replacing the cumbersome operation and misoperation of the traditional multi-position manual control valve, and realizing the formation of multiple different forms of pipeline transportation channels for the entire multi-pipeline valve controlled by a single handle, thereby achieving pipeline transportation entering and exiting from any point in the pipeline channel. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a preferred embodiment of a lever-controlled multiple pipeline valve device according to the utility model;

[0016] Figure 2 The present invention is a schematic diagram of the connection relationship between the first three-way valve, the second three-way valve and the lever mechanism in the lever-controlled multiple pipeline valve device according to the present invention.

[0017] The following are the descriptions of the reference numerals:

[0018] 1. Gear pump; 2. First three-way valve; 201. First interface; 202. Second interface; 203. Third interface; 3. Second three-way valve; 301. Fourth interface; 302. Fifth interface; 303. Sixth interface; 4. Valve fixing rod; 5. Lever mechanism; 501. Short lever; 502. Long lever; 503. Lever control arm; 504. Fulcrum shaft; 505. Handle; 506. Connecting sleeve; 6. Connecting pipe; 7. Coupling; 8. Motor. DETAILED DESCRIPTION

[0019] In order to make the technical solution of the present invention more clear and specific to those skilled in the art, the present invention is further described in detail below in conjunction with embodiments and drawings, but the implementation methods of the present invention are not limited thereto.

[0020] like Figure 1 - Figure 2As shown in the figure, the lever control multiple pipeline valve device provided in this embodiment includes a gear pump 1. A first three-way valve 2 is arranged on one side outside the gear pump 1. The first three-way valve 2 is used to connect two groups of external pipelines. A second three-way valve 3 is arranged on the other side outside the gear pump 1. The second three-way valve 3 is used to connect two other groups of external pipelines. A valve fixing rod 4 is connected to the first three-way valve 2 and the second three-way valve 3. The valve fixing rod 4 is used to drive the valve plates inside the first three-way valve 2 and the second three-way valve 3. A lever mechanism 5 is connected to the outside of the valve fixing rod 4. The lever mechanism 5 includes a short lever 501 fixedly connected to the valve fixing rod 4. The short lever 501 is used to connect the valve fixing rod 4 and then drive the valve fixing rod 4 to rotate. One end of the short lever 501 is connected to a long lever 502. The long lever 502 is used to drive the short lever 501 to rotate. One end of the long lever 502 is connected to a lever control arm 503. The lever control arm 503 is used to drive the long lever 502 to move up and down. The short lever 501 and the long lever 502 are connected through a connecting sleeve 506. The long lever 502 and the lever control arm 503 are connected through the connecting sleeve 506. A fulcrum shaft 504 is rotatably connected to the middle of the lever control arm 503. The lever control arm 503 can rotate along the fulcrum shaft 504. A handle 505 is installed at one end of the lever control arm 503, which is convenient for the staff to use the handle 505 to drive the lever control arm 503.

[0021] As Figure 1 - Figure 2 shown, valve plates for controlling on-off are installed inside both the first three-way valve 2 and the second three-way valve 3, and the valve plates are fixedly connected to the valve fixing rod 4, which is convenient for the valve fixing rod 4 to drive the valve plates to rotate.

[0022] As Figure 1 - Figure 2 shown, the first three-way valve 2 includes a first interface 201, a second interface 202, and a third interface 203, which is convenient for the first three-way valve 2 to connect to external pipelines through the second interface 202 and the third interface 203.

[0023] As Figure 1 - Figure 2 shown, the second three-way valve 3 includes a third interface 203, a fourth interface 301, and a fifth interface 302, which is convenient for the second three-way valve 3 to connect to external pipelines through the fourth interface 301 and the fifth interface 302.

[0024] As Figure 1 - Figure 2 shown, the first interface 201 is connected to the gear pump 1 through a connecting pipe 6, and the fourth interface 301 is connected to the gear pump 1 through a connecting pipe 6, which enables the first three-way valve 2 and the second three-way valve 3 to be connected to the gear pump 1 through the connecting pipe 6.

[0025] As Figure 1 shown, a coupling 7 is installed at the bottom end of the gear pump 1, and a motor 8 is fixed at the bottom end of the coupling 7, which enables the motor 8 to drive the gear pump 1 to work through the coupling 7.

[0026] AsFigure 1 As shown, through holes for connecting the handle 505 are formed in the middle of both ends of the lever control arm 503, so that the handle 505 can be easily installed on one end of the lever control arm 503.

[0027] Working principle of the device: When the device is used, the staff connects one end of the short lever 501 to the valve fixing rod 4 at any angle, and respectively connects the short lever 501, the long lever 502 and the lever control arm 503 through the connecting sleeve 506, and installs the handle 505 on one end of the lever control arm 503. After the installation is completed, the handle 505 is used to drive the lever control arm 503 to rotate along the fulcrum axis 504, thereby driving the long lever 502 and the short lever 501 to work together, and then driving the valve plates in the first three-way valve 2 and the second three-way valve 3 to rotate through the valve fixing rod 4, so that the second interface 202 The third interface 203 and the fifth interface 302 can be connected by installing the handle 505 on the other end of the lever control arm 503, and the second interface 202 and the fifth interface 302 as well as the third interface 203 and the sixth interface 303 can be connected by adjusting the connection angle between the short lever 501 and the valve fixing rod 4, thereby replacing the cumbersome operation and misoperation of the traditional multi-position manual control valve, and realizing the formation of multiple different forms of pipeline transportation channels of the entire multi-pipeline valve controlled by a single handle 505, thereby achieving pipeline transportation entering and exiting from any point in the pipeline channel.

[0028] The above are only further embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the scope disclosed by the present invention according to the technical solution and concept of the present invention, which fall within the protection scope of the present invention.

Claims

1. A lever controls multiple pipeline valve devices, characterized in that: The invention comprises a gear pump (1), wherein a first three-way valve (2) is arranged on one side outside the gear pump (1), and a second three-way valve (3) is arranged on the other side outside the gear pump (1), wherein the first three-way valve (2) and the second three-way valve (3) are connected to valve fixing rods (4), and the outer side of the valve fixing rod (4) is connected to a lever mechanism (5), and the lever mechanism (5) comprises a short lever (501) fixedly connected to the valve fixing rod (4), and one end of the short lever (501) is A long lever (502) is connected, one end of the long lever (502) is connected to a lever control arm (503), a connecting sleeve (506) is provided between the short lever (501) and the long lever (502), the long lever (502) and the lever control arm (503) are connected via the connecting sleeve (506), a fulcrum shaft (504) is rotatably connected in the middle of the lever control arm (503), and a handle (505) is installed at one end of the lever control arm (503).

2. The lever-controlled multiple pipeline valve device according to claim 1, characterized in that: The first three-way valve (2) and the second three-way valve (3) are both equipped with valve plates for controlling on and off, and the valve plates are fixedly connected to the valve fixing rods (4).

3. The lever-controlled multiple pipeline valve device according to claim 1, characterized in that: The first three-way valve (2) comprises a first interface (201), a second interface (202) and a third interface (203).

4. The lever-controlled multiple pipeline valve device according to claim 3, characterized in that: The second three-way valve (3) comprises a third port (203), a fourth port (301) and a fifth port (302).

5. The lever-controlled multiple pipeline valve device according to claim 4, characterized in that: The first interface (201) is connected to the gear pump (1) via a connecting pipe (6), and the fourth interface (301) is connected to the gear pump (1) via the connecting pipe (6).

6. The lever-controlled multiple pipeline valve device according to claim 1, characterized in that: A coupling (7) is installed at the bottom end of the gear pump (1), and an electric motor (8) is fixed at the bottom end of the coupling (7).

7. The lever-controlled multiple pipeline valve device according to claim 1, characterized in that: Through holes for connecting the handle (505) are formed in the middle of both ends of the lever control arm (503).

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