Gas mixing mechanism for industrial gas production

Abstract

The utility model relates to the technical field of gas mixing mechanisms, in particular to a gas mixing mechanism for industrial gas production, which comprises a shell, a cavity is defined in the shell, a turntable is rotatably arranged in the cavity, a rotating column is fixed on the turntable, and the turntable is driven by a motor to rotate; the rotating column is sleeved with the gas mixing part, the gas mixing part is provided with a gas mixing cavity capable of containing gas and changing the effective volume of the gas mixing part through the amount of gas injected into the gas mixing part, a gas injection cavity is formed in the rotating column, a gas injection opening communicated with the gas injection cavity is formed in the rotating column, and a gas mixing opening communicated with the gas mixing cavity is formed in the gas mixing part; the gas mixing port corresponds to the gas injection port in position; and the connecting pipe with the stop valve is used for communicating the gas injection cavity with the outside of the shell. An external gas source is connected with the gas injection cavity in the rotating column through the connecting pipe to allow gas to enter the gas mixing cavity, and due to the fact that the effective volume of the gas mixing cavity can be changed along with the gas injection amount, the volume is increased according to the gas amount needing to be treated.

Description

TECHNICAL FIELD

[0001] The utility model relates to a gas mixing mechanism technical field, concretely is a gas mixing mechanism for industrial gas production. BACKGROUND

[0002] Industrial gas refers to various gases used in industrial production and application, generally including oxygen, nitrogen, argon, carbon dioxide, hydrogen and the like, in order to produce these industrial gases, generally need gas mixing mechanism mixes two or more gases according to specific proportion.

[0003] The gas mixing cavity of the existing gas mixing mechanism is usually formed by a metal shell, and the volume is relatively fixed. Although the predetermined gas mixing operation can be carried out under normal circumstances, when a large amount of gas to be mixed needs to be handled, the efficiency of the gas mixing operation of the gas mixing mechanism with fixed volume is limited. Therefore, the utility model aims to provide a gas mixing mechanism that can increase the volume according to the amount of gas to be handled by the user. UTILITY MODEL CONTENT

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a gas mixing mechanism for industrial gas production, which can increase the volume according to the amount of gas to be handled by the user, so as to solve the problem of limited mixing efficiency of the gas mixing mechanism when handling a large amount of gas in the prior art.

[0006] (II) Technical scheme

[0007] In order to achieve the above-mentioned purpose, the utility model provides a gas mixing mechanism for industrial gas production, which comprises a shell, a cavity is defined inside the shell, a rotating disc is rotatably arranged in the cavity, a rotating column is fixed on the rotating disc, and the rotating disc is driven to rotate by a motor; a gas mixing part is sleeved on the rotating column, the gas mixing part has a gas mixing cavity that can accommodate gas and change its effective volume by injecting gas into its interior, an injection cavity is formed in the rotating column, an injection port is formed on the rotating column and communicates with the injection cavity, a gas mixing port is formed on the gas mixing part and communicates with the gas mixing cavity, and the positions of the gas mixing port and the injection port correspond; a connecting pipe with a stop valve is used to communicate the injection cavity with the outside of the shell.

[0008] Optionally, a sealing part is arranged between the connecting pipe and the shell to seal the gap between the connecting pipe and the shell.

[0009] Optionally, the gas mixing part is fixedly sleeved on a reinforcing sleeve, the reinforcing sleeve is sleeved on the rotating column, and a ventilation port is formed on the reinforcing sleeve and communicates with the injection port.

[0010] Optionally, a plurality of gas mixing wheels are arranged on the inner circumferential side wall of the shell in a rotatable manner.

[0011] Optionally, a mounting block is fixed on the outer circumferential side wall of the shell, and a mounting hole is formed in the mounting block and adapted to movably insert the connecting pipe.

[0012] Optionally, the mounting block is detachably connected with the shell.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a kind of gas mixing mechanism for industrial gas production, with following beneficial effects:

[0015] 1. The utility model discloses a connecting pipe is connected with the gas injection cavity in rotating column outside gas source, to allow gas to enter the gas mixing cavity by connecting pipe, since the effective volume of gas mixing cavity can be changed with gas injection volume, so that user can inject much more than its initial effective volume amount of gas in gas mixing cavity, it is convenient for user to increase volume according to the gas amount needed to handle flexibly;

[0016] 2. The utility model discloses the mounting block is set, when gas mixing operation starts, by being movably inserted into the mounting hole of connecting pipe, so that the mounting block is fixed with connecting pipe, to prevent the excessive shaking of connecting pipe when gas mixing operation starts;

[0017] 3. The utility model discloses the mounting block is set to be detachably connected with shell, when user needs to replace or maintain mounting block, by detachable connection mode, so that user can be detached from shell to the mounting block, to facilitate user to replace or maintain mounting block. BRIEF DESCRIPTION OF DRAWINGS

[0018] Fig. 1 The utility model discloses a front view cut structure schematic diagram shows;

[0019] Fig. 2 The utility model discloses a three-dimensional structure schematic diagram shows;

[0020] Fig. 3 The utility model discloses a three-dimensional structure schematic diagram shows after removing shell;

[0021] Fig. 4 The utility model discloses a three-dimensional structure schematic diagram shows after removing shell, gas mixing wheel and gas mixing part.

[0022] In the figure: 1, shell; 2, cavity; 3, rotating disc; 4, rotating column; 5, motor; 6, gas mixing part; 7, gas mixing cavity; 8, gas mixing port; 9, gas injection cavity; 10, gas injection port; 11, connecting pipe; 12, sealing part; 13, reinforcing sleeve; 14, air vent; 15, gas mixing wheel; 16, mounting block; 17, mounting port. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Embodiment: please refer to Figs. 1 to 4 According to the embodiment of the utility model, a technical scheme is provided: a gas mixing mechanism for industrial gas production, comprising a shell 1, which defines a cavity 2 inside, a rotating disc 3 is rotatably arranged in the cavity 2, a rotating column 4 is fixed on the rotating disc 3, and the rotating disc 3 is driven to rotate by a motor 5; a gas mixing part 6 is sleeved on the rotating column 4, the gas mixing part 6 has a gas mixing cavity 7 capable of containing gas and changing the effective volume by injecting gas into the gas mixing cavity 7, a gas injection cavity 9 is formed in the rotating column 4, a gas injection port 10 is formed on the rotating column 4 and communicates with the gas injection cavity 9, a gas mixing port 8 is formed on the gas mixing part 6 and communicates with the gas mixing cavity 7, and the positions of the gas mixing port 8 and the gas injection port 10 correspond; a connecting pipe 11 with a stop valve is used to connect the gas injection cavity 9 with the outside of the shell 1.

[0025] The gas mixing mechanism for industrial gas production with the above structure, when the user needs to carry out gas mixing operation, first, by opening the stop valve in the connecting pipe 11 (the stop valve in the connecting pipe 11 is prior art, not shown in the figure.), the connecting pipe 11 connects the external gas source with the gas injection cavity 9 in the rotating column 4, to allow the gas to enter the gas injection cavity 9 through the connecting pipe 11, as the gas is continuously injected, the pressure in the gas injection cavity 9 gradually rises, then the gas is transported into the gas mixing cavity 7 through the gas injection port 10, because the effective volume of the gas mixing cavity 7 can be changed with the amount of gas injection, the user can inject much more gas into the gas mixing cavity 7 than its initial effective volume, when the gas injection is completed, the stop valve in the connecting pipe 11 is closed, the motor 5 is used to drive the rotating disc 3 to rotate, to drive the rotating column 4 to rotate, thereby driving the gas mixing part 6 to start rotating, and then starting the gas mixing operation, which is convenient for the user to increase the volume according to the amount of gas to be processed.

[0026] In the embodiment, a sealing part 12 is arranged between the connecting pipe 11 and the shell 1 to seal the gap between the connecting pipe 11 and the shell 1; the sealing part 12 can ensure that the gap between the connecting pipe 11 and the shell 1 is completely sealed, preventing gas from leaking out of the interface during mixing, and preventing external impurities or air from entering the cavity 2, affecting the purity of the gas and the mixing effect.

[0027] In the embodiment, the gas mixing part 6 is fixedly sleeved on a reinforcing sleeve 13, the reinforcing sleeve 13 is sleeved on the rotating column 4, and the reinforcing sleeve 13 is provided with a gas inlet 14 in communication with the gas inlet 10; the reinforcing sleeve 13 can support and reinforce the connection strength between the gas mixing part 6 and the rotating column 4 to withstand various forces and torques generated by the gas mixing part 6 and the gas inside.

[0028] In the embodiment, a plurality of gas mixing wheels 15 are arranged on the inner circumferential side wall of the shell 1 in a rotatable manner; when the gas mixing part 6 rotates, it rotates in close contact with the gas mixing wheels 15, so that a dynamic and interactive interface is formed between the gas mixing part 6 and the gas mixing wheels 15, further enhancing the gas mixing effect in the gas mixing cavity 7.

[0029] In the embodiment, the outer circumferential side wall of the shell 1 is fixedly provided with a mounting block 16, and the mounting block 16 is provided with a mounting hole 17 suitable for the connecting pipe 11 to be movably inserted into the mounting hole 17; when the gas mixing operation starts, the connecting pipe 11 is movably inserted into the mounting hole 17, so that the mounting block 16 fixes the connecting pipe 11, thereby preventing excessive shaking of the connecting pipe 11 when the gas mixing operation starts.

[0030] In the embodiment, the mounting block 16 is detachably connected with the shell 1; when the user needs to replace or maintain the mounting block 16, the detachable connection is used to facilitate the user to detach the mounting block 16 from the shell 1, thereby facilitating the user to replace or maintain the mounting block 16.

[0031] Working principle: when the user needs to carry out the mixed gas operation, first, by opening the stop valve in the connecting pipe 11 (the stop valve in the connecting pipe 11 is prior art, not shown in the figure.), make the connecting pipe 11 connect the external gas source with the gas injection cavity 9 in the rotating column 4, to allow the gas to enter the gas injection cavity 9 through the connecting pipe 11, with the continuous injection of gas, the pressure in the gas injection cavity 9 gradually rises, then the gas will be transported into the mixed gas cavity 7 through the gas injection port 10, because the effective volume of the mixed gas cavity 7 can change with the amount of gas injection, so that the user can inject much more gas into the mixed gas cavity 7 than its initial effective volume, when the gas injection is completed, close the stop valve in the connecting pipe 11, use the motor 5 to drive the rotating disc 3 to rotate, to drive the rotating column 4 to rotate, so as to drive the mixed gas part 6 to start rotating, and then start the mixed gas operation, which is convenient for the user to increase the volume according to the amount of gas to be processed; the sealing part 12 will ensure that the gap between the connecting pipe 11 and the shell 1 is completely sealed, to prevent the gas from leaking out of this interface during mixing, and also to prevent external impurities or air from entering the cavity 2, affecting the purity and mixing effect of the gas; the reinforcing sleeve 13 will support and reinforce the connection strength between the mixed gas part 6 and the rotating column 4, to withstand various forces and moments generated by the mixed gas part 6 and its internal gas; when the mixed gas part 6 rotates, it will rotate with the mixed gas wheel 15, so that a dynamic and interactive interface is formed between the mixed gas part 6 and the mixed gas wheel 15, further enhancing the mixing effect of the gas in the mixed gas cavity 7; when the mixed gas operation starts, by inserting the connecting pipe 11 into the installation port 17, so that the installation block 16 fixes the connecting pipe 11, to prevent the connecting pipe 11 from shaking too much when the mixed gas operation starts; when the user needs to replace or maintain the installation block 16, through the detachable connection mode, so that the user can detach the installation block 16 from the shell 1, to facilitate the user to replace or maintain the installation block 16.

[0032] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A gas mixing mechanism for industrial gas production, characterized by comprising: The utility model relates to a gas mixing device, comprising: a housing (1) defining a cavity (2) inside, a rotating disc (3) rotatably arranged in the cavity (2), a rotating column (4) fixed on the rotating disc (3), the rotating disc (3) driven to rotate by a motor (5); a gas mixing part (6) sleeved on the rotating column (4), the gas mixing part (6) having a gas mixing cavity (7) capable of containing gas and changing its effective volume by injecting gas into the gas mixing cavity (7), the rotating column (4) having a gas injection cavity (9) formed therein, the rotating column (4) having a gas injection port (10) formed thereon and communicating with the gas injection cavity (9), the gas mixing part (6) having a gas mixing port (8) formed thereon and communicating with the gas mixing cavity (7), the gas mixing port (8) corresponding in position to the gas injection port (10); a connecting pipe (11) with a stop valve for connecting the gas injection cavity (9) with the outside of the housing (1).

2. The gas mixing mechanism for industrial gas production according to claim 1, characterized in that: A sealing part (12) is arranged between the connecting pipe (11) and the housing (1) to seal the gap between the connecting pipe (11) and the housing (1).

3. The gas mixing mechanism for industrial gas production according to claim 1, characterized in that: The gas mixing part (6) is fixedly sleeved on a reinforcing sleeve (13), the reinforcing sleeve (13) is sleeved on the rotating column (4), and the reinforcing sleeve (13) has a gas vent (14) formed thereon and communicating with the gas injection port (10).

4. The gas mixing mechanism for industrial gas production according to claim 1, characterized in that: A plurality of gas mixing wheels (15) are rotatably arranged on the inner circumferential side wall of the housing (1).

5. The gas mixing mechanism for industrial gas production according to claim 1, characterized in that: An installation block (16) is fixed on the outer circumferential side wall of the housing (1), the installation block (16) has an installation port (17) formed thereon and adapted to movably insert the connecting pipe (11).

6. The gas mixing mechanism for industrial gas production according to claim 5, characterized in that: The installation block (16) is detachably connected with the housing (1).

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