CN215917011U - Low-concentration gas and high-concentration gas mixing device - Google Patents
Low-concentration gas and high-concentration gas mixing device Download PDFInfo
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- CN215917011U CN215917011U CN202121794526.3U CN202121794526U CN215917011U CN 215917011 U CN215917011 U CN 215917011U CN 202121794526 U CN202121794526 U CN 202121794526U CN 215917011 U CN215917011 U CN 215917011U
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Abstract
The utility model discloses a mixing device for low-concentration gas and high-concentration gas, which comprises a mixing cavity, wherein two side surfaces of the mixing cavity are both in through connection with gas pipes, and one ends of the two gas pipes, which are positioned outside the mixing cavity, are both fixedly connected with flanges. According to the gas mixing device, after gas is input from the gas pipe, the gas flows through the helical blade and can drive the helical blade to rotate, the helical blade can give an acceleration to the gas to be mixed in the mixing cavity after rotating, the two gas gases with different concentrations simultaneously generate accelerations to be mixed from opposite directions, and the gas is more fully mixed; the gas of the different concentrations that flow into the gas pipe is controlled by the gas control valve on the gas-supply pipe of difference respectively, can adjust the speed of controlling the gaseous input mixing chamber of gas, and the gas concentration in the mixing chamber can be monitored constantly to the concentration detection device on the mixing chamber inner wall, and two gas control valves are adjusted to change the gaseous danger of the inside gas of gas pipe if concentration produces the problem.
Description
Technical Field
The utility model relates to the technical field of mixing devices, in particular to a low-concentration gas and high-concentration gas mixing device.
Background
A high-concentration gas power station built in advance in a coal mine is idle along with the continuous reduction of the concentration of gas extracted from a mine, and a high-concentration gas generator set cannot run to generate power; the low-concentration gas power station cannot run to generate power because the concentration of the extracted gas is lower than 8% and exceeds the lower limit value of the low-concentration generator set.
Most gas mixing devices in the prior art are used for mixing high-concentration gas and low-concentration gas, the mixing is not uniform due to the fact that the mixing amount of the high-concentration gas and the low-concentration gas is not controlled accurately enough, the mixed gas cannot reach the use standard due to the fact that a detection device is not arranged during mixing, and most devices do not adopt an object mixing method during mixing, and the mixing is not uniform enough.
Therefore, it is necessary to design a mixing device for low-concentration gas and high-concentration gas to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a low-concentration gas and high-concentration gas mixing device.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a mixing device of low-concentration gas and high-concentration gas comprises a mixing chamber, wherein two side surfaces of the mixing chamber are both communicated and connected with gas pipes, one ends of the two gas pipes, which are positioned outside the mixing chamber, are both fixedly connected with flanges, the upper sides of the two flanges are both fixedly connected with gas pipes, the inner surfaces of the two gas pipes are both fixedly connected with fixing rings, the inner edge of the fixing ring is fixedly connected with three upright posts which are fixedly connected with an inner ring together, the side surface of the inner ring is rotatably connected with a rotating rod, the outer edge of the rotating rod is fixedly connected with a helical blade, the top surface of the mixing cavity is provided with a driving box, the inner top surface of the driving box is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a driving rod, the outer edge of the driving rod is fixedly connected with a spiral flow-winding blade, and the bottom of the mixing cavity is provided with a gas storage mechanism.
Preferably, the gas storage mechanism comprises a valve, the valve is fixedly mounted on the bottom surface of the mixing cavity, and the bottom surface of the mixing cavity is fixedly connected with a gas storage tank.
Preferably, a check valve is mounted on the valve.
Preferably, a concentration detection device is mounted on the inner wall of the mixing cavity.
Preferably, one end of the gas pipe close to the flange is provided with a gas regulating valve.
Preferably, four angles of the bottom surface of the gas storage box are fixedly connected with a base.
The utility model has the following beneficial effects:
1. by arranging the gas regulating valve, the gas pipe, the rotating rod and the spiral blade, after gas is input from the gas pipe, the gas flows through the spiral blade to drive the spiral blade to rotate, the spiral blade can give an acceleration to the gas to be fed into the mixing cavity after rotating, the two kinds of gas with different concentrations are mixed from opposite directions by generating the acceleration at the same time, and the gas is more fully mixed;
2. through setting up spiral flow around blade, concentration detection device, gas control valve, the gas control valve on the gas-supply pipe of difference that flows into the gas pipe is controlled by the difference respectively, can adjust the speed of controlling the gaseous input mixing chamber of gas, and concentration detection device on the mixing chamber inner wall can monitor the gas concentration in the mixing chamber constantly, and it reduces danger to adjust two gas control valves and change the inside gas of gas pipe to produce the problem if the concentration.
Drawings
FIG. 1 is a schematic cross-sectional front view of a mixing device for low-concentration gas and high-concentration gas according to the present invention;
FIG. 2 is a schematic view of a retaining ring of a blending device for low-concentration gas and high-concentration gas according to the present invention;
in the figure: 1 mixing chamber, 2 gas pipes, 3 flanges, 4 gas pipes, 5 gas regulating valves, 6 fixing rings, 61 vertical rods, 62 inner rings, 7 rotating rods, 8 spiral blades, 9 driving boxes, 10 servo motors, 11 driving rods, 12 spiral streaming blades, 13 air valves, 14 gas storage boxes, 15 concentration detection devices and 16 bases.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, a mixing device of low-concentration gas and high-concentration gas comprises a mixing chamber 1, two side surfaces of the mixing chamber 1 are both connected with gas pipes 2, one ends of the two gas pipes 2, which are positioned at the outer side of the mixing chamber 1, are both fixedly connected with flanges 3, the upper sides of the two flanges 3 are both fixedly connected with gas pipes 4, inner surfaces of the two gas pipes 2 are both fixedly connected with fixing rings 6, the inner edge of each fixing ring 6 is fixedly connected with three upright posts 61, the three upright posts 61 are jointly and fixedly connected with an inner ring 62, the side surface of the inner ring 62 is rotatably connected with a rotating rod 7, the outer edge of the rotating rod 7 is fixedly connected with a helical blade 8, the top surface of the mixing chamber 1 is provided with a driving box 9, the inner top surface of the driving box 9 is fixedly connected with a servo motor 10, the output end of the servo motor 10 is fixedly connected with a driving rod 11, the outer edge of the driving rod 11 is fixedly connected with a helical streaming blade 12, the bottom of the mixing cavity 1 is provided with a gas storage mechanism.
Referring to fig. 1, the gas storage mechanism includes a valve 13, the valve 13 is fixedly installed on the bottom surface of the mixing cavity 1, and a gas storage tank 14 is fixedly connected to the bottom surface of the mixing cavity 1.
Referring to fig. 1, a check valve is installed on the valve 13.
Referring to fig. 1, a concentration detecting device 15 is installed on an inner wall of a mixing chamber 1.
Referring to fig. 1, a gas regulating valve 5 is installed at one end of the gas pipe 4 close to the flange 3.
Referring to fig. 1, four corners of the bottom surface of the air tank 14 are fixedly connected with a base 16.
The specific working principle of the utility model is as follows:
after gas is input from the gas pipe 4, the gas flows through the spiral blade 8 to drive the spiral blade 8 to rotate, the spiral blade 8 can give an acceleration to the gas which is about to enter the mixing cavity 1 after rotating, the two kinds of gas with different concentrations generate acceleration at the same time and are mixed from opposite directions, and the gas is mixed more fully;
the gas that flows into the different concentration of gas pipe 2 is controlled by gas control valve 5 on the different gas-supply pipes 4 respectively, can adjust the speed of controlling the gaseous input mixing chamber 1 of gas, and concentration detection device 15 on the mixing chamber 1 inner wall can monitor the gas concentration in the mixing chamber 1 constantly, and the gas that changes the gas pipe 2 inside is adjusted to two gas control valves 5 if concentration produces the problem and is reduced danger.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a low concentration gas and high concentration gas mixing device, includes mixing chamber (1), its characterized in that, two sides of mixing chamber (1) all through connection have gas pipe (2), two the equal fixedly connected with flange (3) of one end that gas pipe (2) are located the mixing chamber (1) outside, two the equal fixedly connected with gas-supply pipe (4) of upside of flange (3), two the equal fixedly connected with solid fixed ring (6) of inner face of gas pipe (2), fixedly connected with three pole setting (61) on the inner edge of solid fixed ring (6), three common fixedly connected with inner ring (62) on pole setting (61), the side of inner ring (62) rotates and is connected with bull stick (7), fixedly connected with helical blade (8) on the outer fringe of bull stick (7), the top surface of mixing chamber (1) is provided with drive case (9), the inner top surface of the driving box (9) is fixedly connected with a servo motor (10), the output end of the servo motor (10) is fixedly connected with a driving rod (11), the outer edge of the driving rod (11) is fixedly connected with spiral flow-winding blades (12), and the bottom of the mixing cavity (1) is provided with a gas storage mechanism.
2. The blending device of low-concentration gas and high-concentration gas as claimed in claim 1, wherein the gas storage mechanism comprises a gas valve (13), the gas valve (13) is fixedly installed on the bottom surface of the mixing cavity (1), and a gas storage tank (14) is fixedly connected to the bottom surface of the mixing cavity (1).
3. The blending device of claim 2, wherein the air valve (13) is provided with a one-way valve.
4. The blending apparatus of claim 1, wherein the mixing chamber (1) is provided with a concentration detecting device (15) on the inner wall thereof.
5. The mixing device of low-concentration gas and high-concentration gas as claimed in claim 1, wherein a gas regulating valve (5) is mounted at one end of the gas conveying pipe (4) close to the flange (3).
6. The blending device of claim 2, wherein four corners of the bottom surface of the gas storage tank (14) are fixedly connected with a base (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121794526.3U CN215917011U (en) | 2021-08-03 | 2021-08-03 | Low-concentration gas and high-concentration gas mixing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121794526.3U CN215917011U (en) | 2021-08-03 | 2021-08-03 | Low-concentration gas and high-concentration gas mixing device |
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| CN215917011U true CN215917011U (en) | 2022-03-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114888281A (en) * | 2022-06-08 | 2022-08-12 | 华材(山东)新材料有限公司 | Production method of spherical hafnium powder |
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2021
- 2021-08-03 CN CN202121794526.3U patent/CN215917011U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114888281A (en) * | 2022-06-08 | 2022-08-12 | 华材(山东)新材料有限公司 | Production method of spherical hafnium powder |
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