Vacuumizing pump mounting structure for industrial gas filling

Abstract

The utility model discloses a vacuumizing pump installation structure for industrial gas filling, which comprises a vacuum pump main body, a gas conveying pipeline, a first gas storage tank and a second gas storage tank, the inside of the vacuum pump main body is connected with a pressure pump through a pipeline, and one end of the vacuum pump main body is hermetically connected with the gas conveying pipeline through a flange assembly. A switch control valve is installed on the gas conveying pipeline, one end of the gas conveying pipeline is in sealed connection with a first gas storage tank through a flange assembly, the interior of the first gas storage tank is in sealed connection with a second gas storage tank through a gas storage pipeline, an exhaust pipeline is installed on the side surface of the second gas storage tank, and a pressure relief pipeline is installed at the bottom end of the first gas storage tank. And a pressure relief valve is mounted on the pressure relief pipeline. The pressure pump is arranged to be matched with the motor assembly capable of being adjusted in a variable frequency mode, the flow speed of gas in the pipeline can be increased, industrial gas can be conveniently and rapidly stored, meanwhile, the pressure relief mechanism is arranged, the good safety protection effect is achieved, and the air pressure in the tank body is prevented from being too large.

Description

Technical Field

[0001] The utility model relates to an installation structure of a vacuum pump for industrial gas filling. Background Technique

[0002] A vacuum pump refers to a device or equipment that uses mechanical, physical, chemical, or physical-chemical methods to evacuate the container to be pumped to obtain a vacuum. Generally speaking, a vacuum pump is a device that improves, generates, and maintains a vacuum in a closed space by various methods.

[0003] The Chinese authorized patent document with the publication number CN213016796U discloses an installation structure of a vacuum pump for industrial gas filling, including a vacuum pump body. An air inlet pipe is arranged outside the vacuum pump body. The top end of the air inlet pipe is embedded with a limit groove, and multiple groups of first sealing strips are uniformly fixed in the limit groove. A reinforcing ring is sleeved outside the air inlet pipe. Two groups of adjusting plates are fixed outside the reinforcing ring, and two groups of rubber rings are embedded in the adjusting plates. A working pipeline is arranged inside the reinforcing ring. For the installation structure of the vacuum pump for industrial gas filling of the utility model, through the snap connection of the first bolt and the second bolt, the base forms a primary fixation on the workbench. Through the snap connection of the second bolt and the positioning groove, the base further fixes the workbench. Through the positioning rod passing through the third bolt and the second bolt, the workbench further fixes the bottom end of the base, achieving the purpose of multiple fixations, avoiding the device placed on the workbench from being moved by external force and falling, and reducing potential safety hazards.

[0004] The above-mentioned installation structure of the vacuum pump for industrial gas filling in the prior art cannot perform pressure regulation on the vacuum pump, and at the same time, no pressure relief device is provided to protect the inside of the gas storage tank, which is likely to cause dangerous accidents. Therefore, it is necessary to develop a new installation structure of the vacuum pump for industrial gas filling. Content of the Utility Model

[0005] The purpose of the utility model is to provide an installation structure of a vacuum pump for industrial gas filling, so as to solve the problems in the prior art that the installation structure of the vacuum pump for industrial gas filling cannot perform pressure regulation on the vacuum pump, and at the same time, no pressure relief device is provided to protect the inside of the gas storage tank, which is likely to cause dangerous accidents.

[0006] To achieve the above object, the present utility model provides the following technical solution: An installation structure for a vacuum pump used in industrial gas filling, including a vacuum pump main body, a gas transmission pipeline, a first gas storage tank, and a second gas storage tank. A pressure pump is connected inside the vacuum pump main body through a pipeline. One end of the vacuum pump main body is hermetically connected to the gas transmission pipeline through a flange assembly. A switch control valve is installed on the gas transmission pipeline. One end of the gas transmission pipeline is hermetically connected to the first gas storage tank through a flange assembly. The inside of the first gas storage tank is hermetically connected to the second gas storage tank through a gas storage pipeline. An exhaust pipeline is installed on the side surface of the second gas storage tank. A pressure relief pipeline is installed at the bottom end of the first gas storage tank, and a pressure relief valve is installed on the pressure relief pipeline.

[0007] Preferably, a fan is provided inside the pressure pump, and a runner control box is connected to the center of the surface of the fan through a rotating shaft.

[0008] Preferably, a driving wheel and a driven wheel are respectively installed inside the runner control box, and the driving wheel and the driven wheel are connected by a belt. The center of the surface of the driving wheel is connected to a driving motor through a rotating shaft.

[0009] Preferably, a fixing base is installed at the bottom end of the driving motor, and a frequency conversion controller is installed on the driving motor.

[0010] Preferably, the frequency conversion controller is electrically connected to the driving motor.

[0011] Preferably, support frames are welded and fixed at the bottom ends of the first gas storage tank and the second gas storage tank.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] By providing a pressure pump in cooperation with a motor assembly with variable frequency adjustment, the present utility model can be used to increase the gas flow rate inside the pipeline, facilitate the quick installation and storage of industrial gases. At the same time, a pressure relief mechanism is provided, which plays a good safety protection role, prevents dangerous accidents caused by excessive internal pressure in the tank body, and has the advantage of high safety and stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0015] Figure 2 It is a schematic diagram of the side structure of the present utility model;

[0016] Figure 3 It is a schematic diagram of the rear-end structure of the present utility model.

[0017] In the figure: 1. Second gas storage tank; 2. Gas storage pipeline; 3. First gas storage tank; 4. Switch control valve; 5. Vacuum pump main body; 6. Pressure pump; 7. Fixed base; 8. Runner control box; 9. Driving motor; 10. Flange assembly; 11. Gas transmission pipeline; 12. Pressure relief valve; 13. Pressure relief pipeline; 14. Exhaust pipeline; 15. Support frame; 16. Frequency conversion controller. Specific implementation manner

[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments.

[0019] Please refer to Figures 1-3 , an embodiment provided by the present invention: an installation structure of a vacuum pump for industrial gas filling, including a vacuum pump main body 5, a gas transmission pipeline 11, a first gas storage tank 3 and a second gas storage tank 1. A pressure pump 6 is connected inside the vacuum pump main body 5 through a pipeline. One end of the vacuum pump main body 5 is hermetically connected to the gas transmission pipeline 11 through a flange assembly 10. A switch control valve 4 is installed on the gas transmission pipeline 11. One end of the gas transmission pipeline 11 is hermetically connected to the first gas storage tank 3 through a flange assembly 10. The inside of the first gas storage tank 3 is hermetically connected to the second gas storage tank 1 through a gas storage pipeline 2. An exhaust pipeline 14 is installed on the side surface of the second gas storage tank 1. A pressure relief pipeline 13 is installed at the bottom end of the first gas storage tank 3. A pressure relief valve 12 is installed on the pressure relief pipeline 13.

[0020] Further, a fan is provided inside the pressure pump 6, and a runner control box 8 is connected to the center of the surface of the fan through a rotating shaft.

[0021] Further, a driving wheel and a driven wheel are respectively installed inside the runner control box 8, and are connected by a belt between the driving wheel and the driven wheel. The center of the surface of the driving wheel is connected to a driving motor 9 through a rotating shaft.

[0022] Further, a fixed base 7 is installed at the bottom end of the driving motor 9, and a frequency conversion controller 16 is installed on the driving motor 9.

[0023] Further, the frequency conversion controller 16 is electrically connected to the driving motor 9.

[0024] Further, support frames 15 are welded and fixed at the bottom ends of the first gas storage tank 3 and the second gas storage tank 1.

[0025] Working principle: When in use, a pressure pump 6 is connected inside the vacuum pump main body 5 through a pipeline. One end of the vacuum pump main body 5 is hermetically connected to the gas transmission pipeline 11 through a flange assembly 10. A switch control valve 4 is installed on the gas transmission pipeline 11. One end of the gas transmission pipeline 11 is hermetically connected to the first gas storage tank 3 through a flange assembly 10. A frequency conversion controller 16 is installed on the drive motor 9. By turning on the pressure pump 6, it can be used to increase the operating power inside the vacuum pump main body 5. By cooperating with the frequency conversion controller 16 to control and adjust the rotational speed of the drive motor 9, the rotational speed of the fan can be adjusted accordingly. By setting up a pressure pump 6 in cooperation with a variable-frequency adjustable motor assembly, it can be used to increase the gas flow rate inside the pipeline, facilitating the quick installation and storage of industrial gases. The inside of the first gas storage tank 3 is hermetically connected to the second gas storage tank 1 through a gas storage pipeline 2. An exhaust pipeline 14 is installed on the side surface of the second gas storage tank 1. A pressure relief pipeline 13 is installed at the bottom end of the first gas storage tank 3. A pressure relief valve 12 is installed on the pressure relief pipeline 13. At the same time, a pressure relief mechanism is provided, which can open the pressure relief valve 12 to quickly relieve the pressure of the gas inside the first gas storage tank 3 through the pressure relief pipeline 13, playing a good safety protection role, preventing dangerous accidents caused by excessive air pressure inside the tank body, and having the advantage of high safety and stability.

[0026] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model 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 encompassed within the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

Claims

1. A vacuum pump installation structure for industrial gas filling, characterized in that: The invention comprises a vacuum pump body (5), an air delivery pipeline (11), a first air storage tank (3) and a second air storage tank (1); the interior of the vacuum pump body (5) is connected to a booster pump (6) via a pipeline; one end of the vacuum pump body (5) is sealedly connected to the air delivery pipeline (11) via a flange assembly (10); a switch control valve (4) is installed on the air delivery pipeline (11); one end of the air delivery pipeline (11) is sealedly connected to the first air storage tank (3) via a flange assembly (10); the interior of the first air storage tank (3) is sealedly connected to the second air storage tank (1) via an air storage pipeline (2); an exhaust pipeline (14) is installed on the side surface of the second air storage tank (1); a pressure relief pipeline (13) is installed at the bottom end of the first air storage tank (3); and a pressure relief valve (12) is installed on the pressure relief pipeline (13).

2. The vacuum pump installation structure for industrial gas filling according to claim 1 is characterized in that: A fan is arranged inside the booster pump (6), and a rotating wheel control box (8) is connected to the center of the surface of the fan via a rotating shaft.

3. The vacuum pump installation structure for industrial gas filling according to claim 2 is characterized in that: A driving wheel and a driven wheel are respectively installed inside the wheel control box (8), the driving wheel and the driven wheel are connected via a belt, and a driving motor (9) is connected to the center of the surface of the driving wheel via a rotating shaft.

4. The vacuum pump installation structure for industrial gas filling according to claim 3 is characterized in that: A fixed base (7) is installed at the bottom end of the driving motor (9), and a frequency conversion controller (16) is installed on the driving motor (9).

5. The vacuum pump installation structure for industrial gas filling according to claim 4 is characterized in that: The frequency conversion controller (16) is electrically connected to the drive motor (9).

6. The vacuum pump installation structure for industrial gas filling according to claim 1 is characterized in that: A support frame (15) is welded and fixed to the bottom ends of the first gas storage tank (3) and the second gas storage tank (1).

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