Mixed gas distribution injection system

Abstract

The utility model discloses a mixed gas injection system, which relates to the technical field of gas distribution, and comprises a mixing tank, the top of the mixing tank is provided with a tank cover, the inner wall of the mixing tank is movably sleeved with a piston, the top of the piston is fixedly provided with a mounting plate, the upper surface of the mounting plate is fixedly connected with a screw rod, and the screw rod is fixedly connected with a screw rod. An inner threaded pipe is rotationally connected to the center of the top of the tank cover in a sleeving mode, the lead screw is arranged in the inner threaded pipe in a threaded penetrating mode, a driving mechanism is arranged on the upper surface of the tank cover, the inner threaded pipe is in transmission connection with the driving mechanism, and first electromagnetic valves are fixedly arranged at the lower ends of the two sides of the mixing tank in a penetrating mode. Through the arrangement of the piston, the piston can be moved downwards to the bottom of the mixing tank to completely discharge gas in the mixing tank before gas distribution, and the piston is driven to move upwards in the gas distribution process, so that the gas can enter the mixing tank through different gas inlet pipes, and the concentration of the mixed gas is effectively ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of gas distribution, in particular to a mixed gas distribution injection system. Background Art

[0002] In industrial production, a mixed gas of two different media is often required. The production method is to charge the gases of two different media into a mixing tank at different flow rates at the same time for dynamic mixing, and directly output the mixed gas according to the flow ratio.

[0003] In the process of realizing the present application, the applicant discovered that the existing mixed gas injection system is usually unable to completely remove the mixed gas from the interior of the mixing tank when in use, which causes the problem of impure gas concentration when subsequently preparing different mixed gases. Utility Model Content

[0004] In view of the above problems existing in the existing mixed gas injection system, the present utility model is proposed.

[0005] Therefore, the utility model aims to provide a mixed gas injection system to solve the problem of impure gas concentration when preparing different mixed gases later.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A mixed gas distribution injection system comprises a mixing tank, a tank cover is provided on the top of the mixing tank, a piston is movably sleeved on the inner wall of the mixing tank, a mounting plate is fixedly provided on the top of the piston, a screw rod is fixedly connected to the upper surface of the mounting plate, an internal threaded tube is rotatably sleeved at the center of the top of the tank cover, the screw rod is threadedly penetrated through the inside of the internal threaded tube, a driving mechanism is provided on the upper surface of the tank cover, the internal threaded tube is transmission-connected to the driving mechanism, first solenoid valves are fixedly penetrated at the lower ends of both sides of the mixing tank, and are respectively fixedly connected to air inlet pipes through the corresponding first solenoid valves, a second solenoid valve is fixedly penetrated at the bottom of the mixing tank, and is fixedly connected to an air outlet pipe through the second solenoid valve.

[0008] Preferably, the driving mechanism includes a rotating rod, a first bevel gear and a second bevel gear. A fixing plate is fixedly provided on the upper surface of the tank cover. The rod wall at one end of the rotating rod is rotatably connected to the fixing plate. The first bevel gear is fixedly provided at the other end of the rotating rod. The second bevel gear is fixedly sleeved on the tube wall of the internal threaded tube and meshingly connected with the first bevel gear.

[0009] Preferably, a first insert tube is fixedly provided on the upper surface of the mounting plate, a first bolt is provided on the side wall of the first insert tube, and the lower end of the screw rod is movably inserted in the interior of the first insert tube and fixedly connected to the first insert tube through the first bolt.

[0010] Preferably, two second plugs are symmetrically fixedly provided on the outer wall of the mixing tank, and the side walls of the two second plugs are provided with second bolts. L-shaped plug plates are fixedly provided on the outer walls of both sides of the tank cover, and the lower ends of the two L-shaped plug plates are movably inserted into the inside of the corresponding second plugs and fixedly connected to the corresponding second plugs through the corresponding second bolts.

[0011] Preferably, a strip-shaped opening is provided inside the screw rod, an L-shaped rod is movably provided inside the strip-shaped opening, and one end of the L-shaped rod is fixedly connected to the tank cover.

[0012] Preferably, a motor is fixedly mounted on one side of the fixing plate, and one end of the rotating rod passes through the fixing plate and is fixedly connected to an output end of the motor.

[0013] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0014] The utility model, through the arranged piston, can move the piston down to the bottom of the mixing tank before gas distribution to completely discharge the gas inside the mixing tank, and drive the piston upward during the gas distribution process to allow the gas to enter the mixing tank through different air inlet pipes, thereby effectively ensuring the concentration of the mixed gas. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

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

[0017] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0018] Figure 3 For the utility model Figure 2 A magnified schematic diagram of part A.

[0019] Description of reference numerals:

[0020] 1. Mixing tank; 2. Tank cover; 3. Piston; 4. Mounting plate; 5. Screw; 6. Internally threaded pipe; 7. Air inlet pipe; 8. Air outlet pipe; 9. Rotating rod; 10. First bevel gear; 11. Second bevel gear; 12. Fixing plate; 13. First insert pipe; 14. Second insert pipe; 15. L-shaped insert plate; 16. L-shaped rod; 17. Motor. DETAILED DESCRIPTION

[0021] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0022] The utility model embodiment discloses a mixed gas distribution injection system.

[0023] Embodiment 1

[0024] The utility model provides Figure 1-3 The mixed gas distribution injection system shown comprises a mixing tank 1, a tank cover 2 is arranged on the top of the mixing tank 1, a piston 3 is movably sleeved on the inner wall of the mixing tank 1, a mounting plate 4 is fixedly arranged on the top of the piston 3, a screw rod 5 is fixedly connected to the upper surface of the mounting plate 4, an internal threaded tube 6 is rotatably sleeved at the top center of the tank cover 2, the screw rod 5 is threadedly penetrated in the interior of the internal threaded tube 6, a driving mechanism is arranged on the upper surface of the tank cover 2, the internal threaded tube 6 is transmission-connected to the driving mechanism, first solenoid valves are fixedly penetrated at the lower ends of both sides of the mixing tank 1, and air inlet pipes 7 are fixedly connected respectively through the corresponding first solenoid valves, a second solenoid valve is fixedly penetrated at the bottom of the mixing tank 1, and an air outlet pipe 8 is fixedly connected through the second solenoid valve, by using the provided piston 3, the piston 3 can be moved down to the bottom of the mixing tank 1 before gas distribution to completely discharge the gas inside the mixing tank 1, and the piston 3 is driven to move up during the gas distribution process so that the gas can enter the interior of the mixing tank 1 through different air inlet pipes 7, thereby effectively ensuring the concentration of the mixed gas.

[0025] like Figure 1-3 As shown, the driving mechanism includes a rotating rod 9, a first bevel gear 10 and a second bevel gear 11. A fixing plate 12 is fixedly arranged on the upper surface of the tank cover 2. The rod wall at one end of the rotating rod 9 is rotatably connected to the fixing plate 12. The first bevel gear 10 is fixedly arranged on the other end of the rotating rod 9. The second bevel gear 11 is fixedly sleeved on the tube wall of the internally threaded tube 6 and meshingly connected with the first bevel gear 10. By utilizing the meshing connection between the first bevel gear 10 and the second bevel gear 11, the internally threaded tube 6 can be driven to rotate through the second bevel gear 11 during the process of the rotating rod 9 driving the first bevel gear 10 to rotate, thereby driving the piston 3 to move up and down through the screw rod 5.

[0026] Embodiment 2

[0027] Based on the first embodiment, Figure 2 As shown, a first insert tube 13 is fixedly provided on the upper surface of the mounting plate 4, a first bolt is provided on the side wall of the first insert tube 13, the lower end of the screw rod 5 is movably inserted in the interior of the first insert tube 13 and fixedly connected to the first insert tube 13 by the first bolt, and the connection between the screw rod 5 and the internal threaded tube 6 can be achieved by utilizing the provided first bolt, and the piston 3 can be easily disassembled.

[0028] Embodiment 3

[0029] Based on the first embodiment, Figure 1-2 As shown, two second plugs 14 are symmetrically fixedly provided on the outer wall of the mixing tank 1, and the side walls of the two second plugs 14 are provided with second bolts. L-shaped plug plates 15 are fixedly provided on the outer walls of both sides of the tank cover 2, and the lower ends of the two L-shaped plug plates 15 are movably inserted in the corresponding second plugs 14 and fixedly connected to the corresponding second plugs 14 through corresponding second bolts. The connection between the two L-shaped plug plates 15 and the corresponding second plugs 14 can realize the connection between the tank cover 2 and the mixing tank 1, so that the mixing tank 1 can be sealed, and the mixing tank 1 can also be opened to replace the piston 3 after long-term use.

[0030] Embodiment 4

[0031] Based on the first embodiment, Figure 1-3 As shown, a strip opening is provided inside the screw rod 5, and an L-shaped rod 16 is movably provided inside the strip opening. One end of the L-shaped rod 16 is fixedly connected to the tank cover 2. By utilizing the sliding connection between the set L-shaped rod 16 and the strip opening, the screw rod 5 can be limited to prevent it from rotating with the internal threaded tube 6.

[0032] Embodiment 5

[0033] Based on the first embodiment, Figure 1-3 As shown, a motor 17 is fixedly provided on one side of the fixed plate 12, and one end of the rotating rod 9 passes through the fixed plate 12 and is fixedly connected to the output end of the motor 17. The motor 17 can be used to drive the rotating rod 9 to rotate during its operation, thereby driving the first bevel gear 10 and achieving the effect of driving the driving mechanism.

[0034] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A mixed gas injection system, comprising a mixing tank (1), characterized in that: A tank cover (2) is arranged on the top of the mixing tank (1), a piston (3) is movably sleeved on the inner wall of the mixing tank (1), a mounting plate (4) is fixedly arranged on the top of the piston (3), a screw rod (5) is fixedly connected to the upper surface of the mounting plate (4), an internal threaded tube (6) is rotatably sleeved at the center of the top of the tank cover (2), the screw rod (5) is threadedly inserted into the interior of the internal threaded tube (6), a driving mechanism is arranged on the upper surface of the tank cover (2), the internal threaded tube (6) is transmission-connected to the driving mechanism, first solenoid valves are fixedly inserted at the lower ends of both sides of the mixing tank (1), and air inlet pipes (7) are fixedly connected to the first solenoid valves respectively through the corresponding first solenoid valves, a second solenoid valve is fixedly inserted at the bottom of the mixing tank (1), and an air outlet pipe (8) is fixedly connected to the second solenoid valves.

2. The mixed gas injection system according to claim 1, characterized in that: The driving mechanism comprises a rotating rod (9), a first bevel gear (10) and a second bevel gear (11); a fixing plate (12) is fixedly arranged on the upper surface of the tank cover (2); a rod wall at one end of the rotating rod (9) is rotatably connected to the fixing plate (12); the first bevel gear (10) is fixedly arranged on the other end of the rotating rod (9); and the second bevel gear (11) is fixedly sleeved on the tube wall of the internally threaded tube (6) and meshedly connected with the first bevel gear (10).

3. The mixed gas injection system according to claim 1, characterized in that: A first insert tube (13) is fixedly arranged on the upper surface of the mounting plate (4), a first bolt is arranged on the side wall of the first insert tube (13), and the lower end of the screw rod (5) is movably inserted into the interior of the first insert tube (13) and fixedly connected to the first insert tube (13) by the first bolt.

4. The mixed gas injection system according to claim 1, characterized in that: Two second plug pipes (14) are symmetrically fixedly arranged on the outer wall of the mixing tank (1), and the side walls of the two second plug pipes (14) are both provided with second bolts. L-shaped plug plates (15) are fixedly arranged on the outer walls of both sides of the tank cover (2), and the lower ends of the two L-shaped plug plates (15) are respectively movably inserted into the inside of the corresponding second plug pipes (14) and fixedly connected to the corresponding second plug pipes (14) through corresponding second bolts.

5. The mixed gas injection system according to claim 1, characterized in that: The screw rod (5) is provided with a strip-shaped opening inside, an L-shaped rod (16) is movably inserted into the strip-shaped opening, and one end of the L-shaped rod (16) is fixedly connected to the tank cover (2).

6. The mixed gas injection system according to claim 2, characterized in that: A motor (17) is fixedly arranged on one side of the fixing plate (12), and one end of the rotating rod (9) passes through the fixing plate (12) and is fixedly connected to the output end of the motor (17).

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