CN211963763U - Gas diluting device - Google Patents

Abstract

The utility model relates to a gaseous diluting device technical field just discloses a gaseous diluting device, including the device shell, the gaseous input tube of the equal fixedly connected with in upper and lower both sides of device shell, the gaseous input tube keeps away from the gaseous piggy bank of one end fixedly connected with of device shell inside wall, the left side fixedly connected with vent pipe of gaseous piggy bank, vent pipe's inside swing joint has compression piston. This gaseous diluting device, come control compression piston to move in vent pipe through setting up the push rod, the inside gas of gas accumulator jar flows through vent pipe when the push rod pulls back, make the push rod can pull back, when the push rod drives the compression piston and pushes forward, the gas that promotes in the gas accumulator jar flows into transmission pipeline through first check valve, enter into first blending tank through the gas input hole, these mechanisms have four groups altogether, can utilize push rod propelling gas to dilute simultaneously through same step.

Description

Gas diluting device

Technical Field

The utility model relates to a gaseous diluting device technical field specifically is a gaseous diluting device.

Background

The gas diluting device is used for producing accurate mixing and blending by automatically mixing various gases with high concentration through a mass flow controller under the control of a computer, and provides accurate standard gas for different purposes such as analysis research or monitoring.

Along with the rapid development of chemical industry in China, the diluting device is widely applied to industries such as environmental monitoring, labor protection, detection laboratories and the like, and in addition, the strict requirements of each industry on quality control are added, the using amount of the gas diluting device is increasing year by year, and for a long time, although the gas dynamic diluting device is generally adopted in the metering practice, the metering performance of the diluting device is not completely known, when the concentration is measured in the dilution process, the obtained data is inaccurate, the time for waiting for the gas to be completely mixed is too long, the test experiment of competing for the minute and capturing the second has very big influence, and ordinary diluting device only carries out the dilution operation with an inert gas simultaneously, and many tests probably need multiple gas simultaneously and dilute together, and the gas is filled into diluting device many times can prolong the experimental time greatly and probably also can lead to the inaccurate of experimental result.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a gas diluting device possesses and can dilute with multiple gas simultaneously, and dilution effect advantage such as even has solved and has waited for and detect consuming time overlength after gaseous mixing completely, has very big influence to the test experiment of striving for the second, and a lot of tests probably need multiple gas simultaneously dilute together, and a lot of will gas is irritated diluting device and can prolong the unsafe problem that experimental result probably also can lead to greatly the experimental time.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a gas diluting device comprises a device shell, wherein gas input pipes are fixedly connected to the upper side and the lower side of the device shell, one end, away from the inner side wall of the device shell, of each gas input pipe is fixedly connected with a gas storage tank, the left side of each gas storage tank is fixedly connected with an air pipeline, the inside of each air pipeline is movably connected with a compression piston, the left side of each compression piston is fixedly connected with a push rod, the outer side of each push rod is fixedly connected with a first sealing ring, one end, away from each gas storage tank, of each air pipeline is fixedly connected with a transmission pipeline, the right side of each transmission pipeline is fixedly connected with a first mixing tank, the right side of each first mixing tank is fixedly connected with a second one-way valve, the outer side of each second one-way valve is fixedly connected with a second sealing ring, the outer side of each second sealing ring is fixedly connected with a second mixing, the inside wall swing joint of second blending tank has agitating unit, the right side fixedly connected with running gear of second blending tank.

Preferably, the inner side wall of the device shell is fixedly connected with a motor, a driving wheel is fixedly sleeved on a transmission rod of the motor, and a sampling hole is formed in the right side of the device shell.

Preferably, a first one-way valve is arranged between the gas storage tank and the transmission pipeline, the first one-way valve is fixedly connected with the gas storage tank, and the first one-way valve is fixedly connected with the transmission pipeline.

Preferably, the left side fixedly connected with plastics connecting pipe of thief hole, the left side of plastics connecting pipe is provided with the magnet ring.

Preferably, the middle part of the right side of the transmission pipeline is provided with a gas input hole, and the interior of the transmission pipeline is communicated with the interior of the first mixing tank through the gas input hole.

Preferably, the rotating gear is meshed with the driving wheel.

Compared with the prior art, the utility model provides a gas dilution device possesses following beneficial effect:

1. this gaseous diluting device, come control compression piston to move in vent pipe through setting up the propelling movement pole, the inside gas of gas accumulator jar flows through vent pipe when the propelling movement pole pulls back, make the propelling movement pole can pull back, when the propelling movement pole drives the compression piston and pushes forward, the gas that promotes in the gas accumulator jar flows into transmission pipeline through first check valve, enter into first blending tank through the gas input hole, these mechanisms have four groups altogether, can utilize propelling movement pole propelling movement gas to dilute simultaneously through same step, can support four groups of gases at most together to dilute, the experimental speed has been accelerated greatly.

2. This gaseous diluting device, through setting up first blending tank and second blending tank, be connected with the second check valve between the two, the gas that does not mix the dilution fully in first blending tank enters into the second blending tank through the second check valve in, utilize the rotation of motor, it rotates to drive the action wheel, drive the running gear with action wheel meshing and rotate, it carries out the rotation around the second check valve to drive whole second blending tank, simultaneously through inside agitating unit's rotation, make the dilution that inside gas can be rapid even.

Drawings

FIG. 1 is a side sectional view of the structure of the present invention;

FIG. 2 is a front sectional view of the structure of the present invention;

fig. 3 is a back sectional view of the structure of the present invention.

Wherein: 1. a device housing; 2. a gas input pipe; 3. a gas storage tank; 4. an air duct; 5. a compression piston; 6. a push rod; 7. a first seal ring; 8. a first check valve; 9. a transport pipeline; 10. a first mixing tank; 11. a second one-way valve; 12. a second seal ring; 13. a second mixing tank; 14. a one-way valve; 15. a stirring device; 16. a rotating gear; 17. a motor; 18. a driving wheel; 19. a sampling hole; 20. plastic connecting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a gas dilution device comprises a device housing 1, wherein gas input pipes 2 are fixedly connected to the upper side and the lower side of the device housing 1, one of the gas input pipes 2 is sealed to prevent gas from entering a first mixing tank 10 to be mixed, one end of the gas input pipe 2, which is far away from the inner side wall of the device housing 1, is fixedly connected with a gas storage tank 3, a first check valve 8 is arranged between the gas storage tank 3 and a transmission pipeline 9, the first check valve 8 enables the gas to flow from the gas storage tank 3 to the transmission pipeline 9, the first check valve 8 is fixedly connected with the gas storage tank 3, the first check valve 8 is fixedly connected with the transmission pipeline 9, a ventilation pipeline 4 is fixedly connected to the left side of the gas storage tank 3, a compression piston 5 is movably connected inside the ventilation pipeline 4, and a push rod 6 is fixedly connected to the left side of the compression piston 5, the pushing rod 6 is movably inserted in the ventilation pipeline 4, the outer side of the pushing rod 6 is fixedly connected with four first sealing rings 7, the gas input pipe 2, the gas storage tank 3, the ventilation pipeline 4, the compression piston 5, the pushing rod 6, the first sealing rings 7 and the first one-way valves 8 are uniformly distributed on the left side of the first mixing tank 10, at most, four gases can be simultaneously supported to dilute the gas inside the first mixing tank 10 by the pushing of the pushing rod 6, one end of the ventilation pipeline 4, far away from the gas storage tank 3, is fixedly connected with a transmission pipeline 9, the middle part of the right side of the transmission pipeline 9 is provided with a gas input hole, the inside of the transmission pipeline 9 is communicated with the inside of the first mixing tank 10 through the gas input hole, the right side of the transmission pipeline 9 is fixedly connected with the first mixing tank 10, the right side of the first mixing tank 10 is fixedly connected with only one-way valve 11, the second one-way valve 11 enables the gas to flow from the first mixing tank 10 into the second mixing tank 13, a second sealing ring 12 is fixedly connected to the outer side of the second one-way valve 11, a second mixing tank 13 is fixedly connected to the outer side of the second sealing ring 12, a one-way valve 14 is arranged on the right side of the second mixing tank 13, the one-way valve 14 can only be opened from the outer side to the inner side, a stirring device 15 is movably connected to the inner side wall of the second mixing tank 13, a rotating gear 16 is fixedly connected to the right side of the second mixing tank 13, the rotating gear 16 can drive the second mixing tank 13 to rotate around the second one-way valve 11 by rotating, the rotating gear 16 and the driving wheel 18 are meshed with each other, a motor 17 is fixedly connected to the inner side wall of the device shell 1, a driving wheel 18 is fixedly connected to a transmission rod of the motor 17, a sampling hole 19 is arranged on the right side of the device shell 1, a plastic connecting pipe 20 is fixedly connected to the left side of the sampling hole, so that the plastic connecting pipe 20 straightening magnet ring is adsorbed on the one-way valve 14 for sealing, and the risk of gas leakage during sampling is reduced.

When the gas dilution device is used, gas to be diluted is filled into a corresponding gas storage tank 3 from any one gas input pipe 2, inert gas diluted with the gas is filled into the corresponding gas storage tank 3 from other gas input pipes 2, the gas is pulled from the gas storage tank 3 through a ventilation pipeline 4 to enable a compression piston 5 to be in an open state by pulling a push rod 6, then the compression piston 5 is compressed by pushing the push rod 6, the gas in the gas storage tank 3 is driven to enter a transmission pipeline 9 through a first one-way valve 8, the gas is mixed with the corresponding inert gas and enters a first mixing tank 10 through a gas input hole to be preliminarily diluted, the gas enters the inside of a second mixing tank 13 through a second one-way valve 11, a motor 17 is started, a transmission shaft of the motor 17 drives a driving wheel 18 to rotate, a rotating gear 16 is driven to rotate, and the second mixing tank 13 is driven to rotate around the second one-way valve 11, start agitating unit 15 simultaneously, drive the thorough mixing dilution of the inside gaseous of second blending tank 13, later insert the sample test tube from sampling hole 19, sampling hole 19 props plastic connecting pipe 20 straight and makes the magnet ring be connected with check valve 14, opens check valve 14 from the outside, utilizes the sample test tube to take a sample.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A gas dilution device comprising a device housing (1), characterized in that: the gas storage tank is characterized in that gas input pipes (2) are fixedly connected to the upper side and the lower side of a device shell (1), one end, far away from the inner side wall of the device shell (1), of each gas input pipe (2) is fixedly connected with a gas storage tank (3), the left side of each gas storage tank (3) is fixedly connected with a vent pipeline (4), the inner part of each vent pipeline (4) is movably connected with a compression piston (5), the left side of each compression piston (5) is fixedly connected with a push rod (6), the outer side of each push rod (6) is fixedly connected with a first sealing ring (7), one end, far away from each gas storage tank (3), of each vent pipeline (4) is fixedly connected with a transmission pipeline (9), the right side of each transmission pipeline (9) is fixedly connected with a first mixing tank (10), the right side of each first mixing tank (10) is fixedly connected with a second one-way valve (11), and the outer side of each, the outside fixedly connected with second blending tank (13) of second sealing washer (12), check valve (14) have been seted up on the right side of second blending tank (13), the inside wall swing joint of second blending tank (13) has agitating unit (15), the right side fixedly connected with running gear (16) of second blending tank (13).

2. A gas dilution apparatus as set forth in claim 1 wherein: the device is characterized in that a motor (17) is fixedly connected to the inner side wall of the device shell (1), a driving wheel (18) is fixedly sleeved on a transmission rod of the motor (17), and a sampling hole (19) is formed in the right side of the device shell (1).

3. A gas dilution apparatus as set forth in claim 1 wherein: a first one-way valve (8) is arranged between the gas storage tank (3) and the transmission pipeline (9), the first one-way valve (8) is fixedly connected with the gas storage tank (3), and the first one-way valve (8) is fixedly connected with the transmission pipeline (9).

4. A gas dilution apparatus as set forth in claim 2 wherein: the left side fixedly connected with plastics connecting pipe (20) of thief hole (19), the left side of plastics connecting pipe (20) is provided with the magnet ring.

5. A gas dilution apparatus as set forth in claim 1 wherein: and a gas input hole is formed in the middle of the right side of the transmission pipeline (9), and the interior of the transmission pipeline (9) is communicated with the interior of the first mixing tank (10) through the gas input hole.

6. A gas dilution apparatus as set forth in claim 2 wherein: the rotating gear (16) and the driving wheel (18) are meshed with each other.

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