CN214840088U

CN214840088U - Rectification purification argon gas recovery unit

Info

Publication number: CN214840088U
Application number: CN202120641470.1U
Authority: CN
Inventors: 赵伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-11-23
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses a rectification purification argon gas recovery unit, including the support frame, two sets of supporting components are installed to the lower extreme of support frame, install the circulation breathing pipe in the support frame, the outlet duct has been passed to the one end of circulation breathing pipe, all install the recovery subassembly in the last lower extreme of circulation breathing pipe. Has the advantages that: at first can breathe in the recovery to the argon gas, and can detect the atmospheric pressure value in the pipeline both ends simultaneously, improve the atmospheric pressure monitoring accuracy, and express the atmospheric pressure value that equipment and argon gas storage facilities were produced to the argon gas with these two atmospheric pressure values, compare with these two atmospheric pressure values and detect this device inside whether the problem appears, and timely warning and stop equipment when the problem appears, and make the argon gas let in reserve jar behind the stop equipment, reduce because the argon gas increases and make the risk of the inside atmospheric pressure increase of device, come greatly reduced trouble risk through above-mentioned step with this.

Description

Rectification purification argon gas recovery unit

Technical Field

The utility model belongs to the field of argon recovery in the rectification purification technology, in particular to a rectification purification argon recovery device.

Background

Argon is a colorless and odorless inert gas, and has a molecular formula of Ar, a molecular weight of 39.95, a vapor pressure of 202.64kPa (-179 ℃), a melting point of-189.2 ℃ and a boiling point of-185.7 ℃. In industrial production, argon is generally used as an efficient protective gas and is widely used, and in a rectification purification process, the argon needs to be recovered, so that the waste of the argon is avoided.

However, when some argon gas recovery devices have problems, alarms cannot be sent out timely and the operation of the equipment cannot be stopped urgently, so that the potential safety hazard of the operation of the equipment is increased, and when the pressure sensor detects the pressure value of the argon gas in the recovery pipeline, the pressure of the argon gas flowing in the pipeline can be changed, so that the detection data of the pressure sensor is inaccurate, and the operation danger of the equipment is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rectification purification argon gas recovery unit in order to solve above-mentioned problem, at first can breathe in the recovery to the argon gas, and can detect the atmospheric pressure value in the pipeline both ends simultaneously, improve the atmospheric pressure monitoring accuracy, and express the atmospheric pressure value that argon gas produced equipment and argon gas storage facilities with these two atmospheric pressure values, contrast with these two atmospheric pressure values and detect whether the inside problem appears of this device, and timely alarm and the check out test set when appearing the problem, and make the argon gas let in during the reserve tank behind the check out test set, reduce the risk that makes the inside atmospheric pressure of device increase because the argon gas increases, come greatly reduced trouble risk through above-mentioned step with this.

In order to achieve the technical purpose, the utility model provides a following technical scheme:

the utility model provides a rectification purification argon gas recovery unit, including the support frame, two sets of supporting components are installed to the lower extreme of support frame, install the circulation breathing pipe in the support frame, the outlet duct has been passed to the one end of circulation breathing pipe, all install the recovery subassembly in the upper and lower extreme of circulation breathing pipe, the other end of circulation breathing pipe is installed the gas-distributing pipe, the other end of gas-distributing pipe has passed the intake pipe, the lower extreme of gas-distributing pipe has passed the side and has been connected the pipe, install the control valve in the side is connected the intraductal, the lower extreme of side is connected the pipe and is installed the gas storage tank;

a motor is fixed on the rear side of the support frame, a special-shaped gear is fixed at the output end of the motor, a lifting gas pushing column penetrates through one end of the circulating gas suction pipe close to the gas distribution pipe from top to bottom, the height of the lifting gas pushing column is larger than the distance between two ends of the gas distribution pipe, lifting frames are fixed at the upper end and the lower end of the lifting gas pushing column, the other end of each lifting frame penetrates through the circulating gas suction pipe and the support frame, a transmission frame is fixed between the other ends of the two lifting frames, gear blocks are linearly arranged on the front side and the rear side of the interior of the transmission frame in an array mode, and the special-shaped gear is alternately meshed with two rows of gear blocks;

the electric motor is characterized by further comprising a single chip microcomputer, the single chip microcomputer is fixed in the supporting frame, the input end of the single chip microcomputer is electrically connected with the output end of an external power supply, and the output end of the single chip microcomputer is electrically connected with the input ends of the electric motor and the control valve.

Preferably, the support assembly comprises a base, a rotating cylinder and a threaded column, the upper end of the threaded column is fixed on the lower side of the support frame, the rotating cylinder is sleeved on the external thread of the lower end of the threaded column, and the base is rotated on the lower end of the rotating cylinder.

Preferably, the recovery assembly comprises a first inner tube, a first air pressure sensor, a second inner tube and a second air pressure sensor, the first inner tube and the second inner tube are inserted into the circulating air suction tube, the detection end of the first air pressure sensor penetrates through the side surface of the circulating air suction tube and the side surface of the first inner tube, the detection end of the second air pressure sensor penetrates through the side surface of the circulating air suction tube and the side surface of the second inner tube, and the output ends of the first air pressure sensor and the second air pressure sensor are electrically connected with the input end of the single chip microcomputer.

Preferably, both ends of the first inner pipe and one end of the second inner pipe close to the first inner pipe are trumpet-shaped.

Preferably, the recovery assembly further comprises a sealing ball and a spring, the sealing ball is movably mounted in the circulating suction pipe, the diameter of the sealing ball is larger than the inner diameter of the first inner pipe, the sealing ball is located between the first inner pipe and the second inner pipe, and the spring is fixed between the sealing ball and the second inner pipe.

Preferably, a sealing sleeve is sleeved outside the lifting gas pushing column.

Preferably, an alarm is installed in the support frame, and the output end of the single chip microcomputer is electrically connected with the input end of the alarm.

By adopting the structure, when the device is used, the device is placed at a designated position, the rotary drum is rotated to adjust the height of the support frame, after the support frame reaches a proper height, the gas outlet pipe is connected with an argon gas storage device, the gas inlet pipe is connected with an argon gas generation device, when the argon gas is recovered, the single chip microcomputer is turned on, the single chip microcomputer controls the motor to drive the special-shaped gear to rotate, the special-shaped gear drives the transmission frame to move up and down, the transmission frame drives the lifting frame to move up and down, the lifting frame drives the lifting and pushing gas column to move up and down, the lifting and pushing gas column pushes the argon gas, the argon gas sequentially passes through the gas inlet pipe, the two ends of the gas distribution pipe, the circulating gas suction pipe and the gas outlet pipe and then enters the storage device, and the argon gas can alternately flow into the gas outlet pipe from the upper end and the lower end of the circulating gas suction pipe through the up and down movement of the lifting and pushing gas column; when argon gas is too much in the storage device, the detection numerical value of the second air pressure sensor can be greater than the detection numerical value of the first air pressure sensor, the lifting air pushing column continues to move up and down to push air, if the numerical values of the two second air pressure sensors are greater than the numerical values of the corresponding first air pressure sensors at the moment, the argon gas in the storage device is completely stored, the sealing ball blocks the first inner tube, argon gas backflow is avoided, the numerical information of the first air pressure sensor and the numerical information of the second air pressure sensors are transmitted to the single chip microcomputer, the single chip microcomputer receives signals and controls the motor to stop working after judgment, argon gas is not recycled, the single chip microcomputer controls the alarm to send out an alarm to remind workers, the single chip microcomputer controls the control valve to be opened, and the argon gas is made to flow into the gas storage tank for temporary storage.

Has the advantages that: at first can breathe in the recovery to the argon gas, and can detect the atmospheric pressure value in the pipeline both ends simultaneously, improve the atmospheric pressure monitoring accuracy, and express the atmospheric pressure value that equipment and argon gas storage facilities were produced to the argon gas with these two atmospheric pressure values, compare with these two atmospheric pressure values and detect this device inside whether the problem appears, and timely warning and stop equipment when the problem appears, and make the argon gas let in reserve jar behind the stop equipment, reduce because the argon gas increases and make the risk of the inside atmospheric pressure increase of device, come greatly reduced trouble risk through above-mentioned step with this.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a structural view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

the reference numerals are explained below:

1, air inlet pipe; 2, gas distributing pipe; 3, supporting a frame; 4, lifting the rack; 5 a circulating air suction pipe; 6, a singlechip; 7 an alarm; 8, a recovery assembly, a 81 first inner tube, a 82 first air pressure sensor, a 83 sealing ball, a 84 spring, a 85 second inner tube, a 86 second air pressure sensor and a 9 air outlet tube; 10 support component, 101 base, 102 drum, 103 screw column; 11 a gas storage tank; 12 side connecting pipe; 13 a control valve; 14, sealing sleeves; 15 lifting the gas pushing column; 16 a transmission frame; 17 a shaped gear; 18 motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a rectification purification argon gas recovery device, including a support frame 3, two sets of support components 10 are installed at the lower end of the support frame 3, a circulation air suction pipe 5 is installed in the support frame 3, an air outlet pipe 9 is passed through one end of the circulation air suction pipe 5, recovery components 8 are installed in the upper and lower ends of the circulation air suction pipe 5, a gas distribution pipe 2 is installed at the other end of the circulation air suction pipe 5, an air inlet pipe 1 is passed through the other end of the gas distribution pipe 2, a side connecting pipe 12 is passed through the lower end of the gas distribution pipe 2, a control valve 13 is installed in the side connecting pipe 12, a gas storage tank 11 is installed at the lower end of the side connecting pipe 12, argon gas can be temporarily stored in the gas storage tank 11 by opening the control valve 13, and risk caused by excessive pressure of argon gas in the device is reduced;

a motor 18 is fixed at the rear side of the support frame 3, a special-shaped gear 17 is fixed at the output end of the motor 18, a lifting gas pushing column 15 is vertically inserted into one end of the circulating gas suction pipe 5 close to the gas distribution pipe 2, the height dimension of the lifting gas pushing column 15 is larger than the distance between two ends of the gas distribution pipe 2, a lifting frame 4 is fixed at each of the upper end and the lower end of the lifting gas pushing column 15, the other end of the lifting frame 4 penetrates through the circulating gas suction pipe 5 and the support frame 3, a transmission frame 16 is fixed between the other ends of the two lifting frames 4, gear blocks are linearly arranged on the front side and the rear side in the transmission frame 16 in an array manner, the special-shaped gear 17 is alternately meshed with two rows of gear blocks, the special-shaped gear 17 is driven by the motor 18 to rotate, the special-shaped gear 17 drives the transmission frame 16 to move up and down, the transmission frame 16 drives the lifting frame 4 to move up and down, the lifting gas pushing column 15 pushes argon gas, the argon can circularly enter the circulating air suction pipe 5 for argon recovery;

the automatic control device further comprises a single chip microcomputer 6, the single chip microcomputer 6 is fixed in the support frame 3, the input end of the single chip microcomputer 6 is electrically connected with the output end of an external power supply, and the output end of the single chip microcomputer 6 is electrically connected with the input ends of the motor 18 and the control valve 13.

Preferably, the supporting assembly 10 comprises a base 101, a rotating cylinder 102 and a threaded column 103, the upper end of the threaded column 103 is fixed on the lower side of the supporting frame 3, the lower end of the threaded column 103 is externally threaded and sleeved with the rotating cylinder 102, the lower end of the rotating cylinder 102 is rotated with the base 101, and the installation height of the device can be adjusted through the supporting assembly 10.

Preferably, the recycling assembly 8 includes a first inner tube 81, a first pressure sensor 82, a second inner tube 85 and a second pressure sensor 86, the first inner tube 81 and the second inner tube 85 are inserted into the circulating air suction pipe 5, a detection end of the first pressure sensor 82 passes through a side surface of the circulating air suction pipe 5 and a side surface of the first inner tube 81, a detection end of the second pressure sensor 82 passes through a side surface of the circulating air suction pipe 5 and a side surface of the second inner tube 85, output ends of the first pressure sensor 82 and the second pressure sensor 86 are electrically connected to an input end of the single chip microcomputer 6, pressure values in the argon gas generating device and the storage device can be detected by the first pressure sensor 82 and the second pressure sensor 86, and there are two sets of the first pressure sensor 82 and the second pressure sensor 86, accuracy of detection data is improved, and the size of an argon gas flow passage is limited by the first inner tube 81 and the second inner tube 85, make the atmospheric pressure value of argon gas at this moment than the atmospheric pressure value in circulation breathing pipe 5 is great, and then detect the atmospheric pressure change value in storage facilities and the production facility in advance, give the time of this equipment and staff's reaction, the both ends of first inner tube 81 and the one end that second inner tube 85 is close to first inner tube 81 all are the loudspeaker form, can not make first inner tube 81 and second inner tube 85 influence the smoothness nature of argon gas circulation, retrieve subassembly 8 still includes sealed ball 83 and spring 84, sealed ball 83 movable mounting is in circulation breathing pipe 5, the diameter size of sealed ball 83 is greater than the internal diameter size of first inner tube 81, sealed ball 83 is located between first inner tube 81 and second inner tube 85, fixed with spring 84 between sealed ball 83 and second inner tube 85, block up first inner tube through sealed ball 83, avoid argon gas refluence.

Preferably, a sealing sleeve 14 is sleeved outside the lifting gas pushing column 15, and the sealing performance between the lifting gas pushing column 15 and the circulating gas suction pipe 5 is increased through the sealing sleeve 14.

Preferably, an alarm 7 is installed in the support frame 3, the output end of the single chip microcomputer 6 is electrically connected with the input end of the alarm 7, and when the argon gas is fully stored, the alarm 7 gives an alarm to remind a worker.

By adopting the structure, when the device is used, the device is placed at a designated position, the rotary drum 102 is rotated to adjust the height of the support frame 3, and after the proper height is reached, the gas outlet pipe 9 is connected with an argon storage device, the gas inlet pipe 1 is connected with an argon generation device, when the argon begins to be recycled, the single chip microcomputer 6 is opened, the single chip microcomputer 6 controls the motor 18 to drive the special-shaped gear 17 to rotate, the special-shaped gear 17 drives the transmission frame 16 to move up and down, the transmission frame 16 drives the lifting frame 4 to move up and down, the lifting frame 4 drives the lifting gas pushing column 15 to move up and down, the lifting gas pushing column 15 pushes argon gas, the argon gas sequentially passes through the gas inlet pipe 1, two ends of the gas distribution pipe 2, the circulating gas suction pipe 5 and the gas outlet pipe 9 and then enters the storage device, and through the up and down movement of the lifting gas pushing column 15, argon can alternately flow into the gas outlet pipe 9 from the upper end and the lower end of the circulating gas suction pipe 5, so that the circulation of the argon is accelerated; when the argon gas is too much in the storage device, the detection value of the second air pressure sensor 86 is larger than that of the first air pressure sensor 82, the lifting air pushing column 15 continues to move up and down to push air, if the values of the two second air pressure sensors 86 are larger than those of the corresponding first air pressure sensors 82 at the moment, the argon gas in the storage device is completely stored, the sealing ball 83 blocks the first inner tube 81 to avoid argon gas backflow, the numerical information of the first air pressure sensors 82 and the numerical information of the second air pressure sensors 86 are transmitted to the single chip microcomputer 6, the single chip microcomputer 6 receives a signal and makes a judgment, then the motor 18 is controlled to stop working and does not recover the argon gas, the single chip microcomputer 6 controls the alarm 7 to send out an alarm to remind a worker, the single chip microcomputer 6 controls the control valve 13 to be opened, and the argon gas flows into the gas storage tank 11 to be temporarily stored.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A rectification purification argon gas recovery device is characterized in that: the air storage device comprises a support frame (3), two groups of support assemblies (10) are mounted at the lower end of the support frame (3), a circulating air suction pipe (5) is mounted in the support frame (3), an air outlet pipe (9) penetrates through one end of the circulating air suction pipe (5), recovery assemblies (8) are mounted in the upper end and the lower end of the circulating air suction pipe (5), an air distribution pipe (2) is mounted at the other end of the circulating air suction pipe (5), an air inlet pipe (1) penetrates through the other end of the air distribution pipe (2), a side connecting pipe (12) penetrates through the lower end of the air distribution pipe (2), a control valve (13) is mounted in the side connecting pipe (12), and an air storage tank (11) is mounted at the lower end of the side connecting pipe (12);

a motor (18) is fixed on the rear side of the support frame (3), a special-shaped gear (17) is fixed at the output end of the motor (18), a lifting gas pushing column (15) is vertically inserted into one end, close to the gas distribution pipe (2), of the circulating gas suction pipe (5), the height of the lifting gas pushing column (15) is larger than the distance between two ends of the gas distribution pipe (2), lifting frames (4) are fixed at the upper end and the lower end of the lifting gas pushing column (15), the other end of each lifting frame (4) penetrates through the circulating gas suction pipe (5) and the support frame (3), a transmission frame (16) is fixed between the other ends of the two lifting frames (4), tooth blocks are linearly arranged on the front side and the rear side of the inside of the transmission frame (16) in an array mode, and the special-shaped gear (17) is alternately meshed with the two rows of tooth blocks;

the automatic control device is characterized by further comprising a single chip microcomputer (6), wherein the single chip microcomputer (6) is fixed in the support frame (3), the input end of the single chip microcomputer (6) is electrically connected with the output end of an external power supply, and the output end of the single chip microcomputer (6) is electrically connected with the input ends of the motor (18) and the control valve (13).

2. The rectification and purification argon gas recovery device according to claim 1, wherein: the supporting assembly (10) comprises a base (101), a rotating cylinder (102) and a threaded column (103), the upper end of the threaded column (103) is fixed on the lower side of the supporting frame (3), the rotating cylinder (102) is sleeved on the external thread of the lower end of the threaded column (103), and the base (101) is rotated on the lower end of the rotating cylinder (102).

3. The rectification and purification argon gas recovery device according to claim 1, wherein: the recycling assembly (8) comprises a first inner pipe (81), a first air pressure sensor (82), a second inner pipe (85) and a second air pressure sensor (86), the first inner pipe (81) and the second inner pipe (85) are inserted into the circulating air suction pipe (5), the detection end of the first air pressure sensor (82) penetrates through the side face of the circulating air suction pipe (5) and the side face of the first inner pipe (81), the detection end of the second air pressure sensor (86) penetrates through the side face of the circulating air suction pipe (5) and the side face of the second inner pipe (85), and the output ends of the first air pressure sensor (82) and the second air pressure sensor (86) are electrically connected with the input end of the single chip microcomputer (6).

4. The rectification and purification argon gas recovery device according to claim 3, wherein: both ends of the first inner pipe (81) and one end, close to the first inner pipe (81), of the second inner pipe (85) are trumpet-shaped.

5. The rectification and purification argon gas recovery device according to claim 3, wherein: the recycling assembly (8) further comprises a sealing ball (83) and a spring (84), the sealing ball (83) is movably mounted in the circulating air suction pipe (5), the diameter of the sealing ball (83) is larger than the inner diameter of the first inner pipe (81), the sealing ball (83) is located between the first inner pipe (81) and the second inner pipe (85), and the spring (84) is fixed between the sealing ball (83) and the second inner pipe (85).

6. The rectification and purification argon gas recovery device according to claim 1, wherein: a sealing sleeve (14) is sleeved outside the lifting gas pushing column (15).

7. The rectification and purification argon gas recovery device according to claim 1, wherein: install siren (7) in support frame (3), the input of siren (7) is connected to the output electricity of singlechip (6).