Argon recovery and purification device

Abstract

The utility model relates to the technical field of argon recovery, and discloses an argon recovery and purification device. The argon recovery and purification device comprises a device cylinder, an argon impurity filtering mechanism is installed in the device cylinder, an argon purification mechanism is connected to the lower portion of the device cylinder, and the argon impurity filtering mechanism comprises a filter screen installed in the device cylinder. The two groups of filter screens are arranged in the device cylinder, the round holes are embedded in the surfaces of the filter screens, and the diameter of the round holes of the upper filter screen is larger than that of the round holes of the lower filter screen, so that impurities in absorbed argon can be filtered and separated by utilizing the filter screens, and later processing of the argon is facilitated; and a dust collector is connected to one side of the device barrel, dust, particles and other impurities remaining on the filter screen are absorbed by the dust collector, round holes of the filter screen are prevented from being blocked, and meanwhile the device barrel can conveniently filter impurities in argon in the later period.

Description

TECHNICAL FIELD

[0001] The utility model relates to argon recovery technical field, concretely is a kind of argon recovery purification device. BACKGROUND

[0002] Argon is a kind of colorless, odorless, non-toxic inert gas, its chemical property is very stable, it is difficult to react chemically with other substances. The density of argon is about 1.4 times of air, the boiling point is-185.9 DEG C, slightly soluble in water, at room temperature and normal pressure exists in monatomic form. Due to its unique physical and chemical properties, argon plays an important role in many fields, for example, argon is used as a protective gas in the welding process, which can effectively isolate oxygen, nitrogen and other gases in the air, prevent the oxidation of the welding area, improve the welding quality, and therefore an argon recovery purification device is proposed.

[0003] The existing reference announcement number CN221570244U discloses an argon recovery purification device, which belongs to the technical field of argon recovery auxiliary. In the technical scheme, a main chamber is provided, and a vice chamber is fixedly connected to the top of the main chamber. An air inlet is arranged on the side of the vice chamber, and an air inlet diffusion pipe is fixedly connected to the end of the air inlet close to the inside of the vice chamber. Fixed rods are fixedly connected to the inner side walls close to both ends of the air inlet diffusion pipe. A rotating shaft is arranged between the middle portions of the pair of fixed rods. A turbine is arranged in the middle portion of the rotating shaft. Branch arms are fixedly connected to the side of the rotating shaft. A pair of branch arms are arranged on the side of the rotating shaft. A scraper is arranged between the pair of branch arms. Through the arrangement of the main chamber, the vice chamber, the air inlet, the air inlet diffusion pipe, the fixed rods, the rotating shaft, the turbine, the branch arms and the scraper, the foreign matter or impurities adhering to the pipe wall are scraped off during the recovery of argon, the possibility of pipe blockage is reduced, the service life of the pipe is improved, and the effect of the replacement step is improved.

[0004] Based on the above patent search and combined with the existing technical equipment, since argon is an inert gas, and the inside of argon contains dust and other impurities, these impurities will affect the purity of argon, and argon needs to be purified to different degrees according to the range of use. Argon with low purity cannot achieve the effect, and these problems affect the use of the device. UTILITY MODEL CONTENTS

[0005] (I) Technical problem solved

[0006] In view of the deficiencies of the prior art, the utility model provides an argon recovery purification device, which has the advantages of argon filtration and argon purification, and solves the above technical problems.

[0007] (II) Technical scheme

[0008] In order to achieve the above object, the utility model provides the following technical scheme: an argon recovery and purification device, including device cylinder, the inside installation of device cylinder has argon impurity filter mechanism, the below of device cylinder is connected with argon purification mechanism, the argon impurity filter mechanism includes: the filter screen of installation in the inside of device cylinder, the bottom of device cylinder is provided with three groups of exit hole, and the upper middle installation of device cylinder has the gas inlet, and one side of device cylinder is connected with dust catcher for dust suction;

[0009] The argon purification mechanism includes: a purification cylinder one connected to the lower part of the device cylinder, a purification cylinder two provided on the right side of the purification cylinder one for gas purification, a purification cylinder three provided on the right side of the purification cylinder two, and an equipment cylinder provided in the interior of the purification cylinder one, a rotating fan mounted on the exterior of the equipment cylinder, an inner cylinder provided in the interior of the purification cylinder two, and a pressing device provided on the upper part of the purification cylinder two for gas discharge.

[0010] As a preferred technical scheme of the utility model, the upper part of the device cylinder is connected with a gas inlet pipe, the lower middle part of the device cylinder is connected with an intermediate pipe, one side of the purification cylinder one is connected with an exhaust pipe, and a detector is provided on the upper part of the purification cylinder two; the exhaust pipe discharges the purified argon.

[0011] As a preferred technical scheme of the utility model, the upper part of the purification cylinder one is connected with a side pipe, a valve is sleeved on the exterior of the side pipe, the side pipe is connected to the upper part of the purification cylinder three, and the valve is located on the exterior of the intermediate pipe; the side pipe discharges the argon.

[0012] As a preferred technical scheme of the utility model, the upper part of the inner cylinder is connected with a connecting pipe, and the pressing device is located above the connecting pipe, the purification cylinder two and the device cylinder are connected; the pressing device sprays the methane after pressing.

[0013] As a preferred technical scheme of the utility model, the number of filter screens is two groups, the pore sizes in the filter screens are different, the exit holes are connected with the intermediate pipe and the side pipe respectively, the device cylinder is connected between the gas inlet and the gas inlet pipe; the device cylinder filters the impurities in the argon.

[0014] As a preferred technical scheme of the utility model, the rotating fan is distributed in an annular relationship through the midpoint of the equipment cylinder, the interior of the equipment cylinder is provided with a drying agent, the sizes of the purification cylinder three, the purification cylinder one and the purification cylinder two are consistent; the rotating fan accelerates the gas circulation in the equipment.

[0015] As a preferred technical scheme of the utility model, one side of the purification cylinder three and the purification cylinder two is connected with an exhaust pipe, and the detector is installed on the upper part of the purification cylinder one and the purification cylinder three; the detector detects the content of the argon.

[0016] Compared with the prior art, the argon recovery and purification device has the following advantages

[0017] Advantages:

[0018] 1、 The utility model discloses a filter screen is arranged in the inside of device cylinder, and the surface of filter screen is inlaid with a plurality of round holes, and the diameter of the round hole of upper filter screen is larger than the diameter of the round hole of lower filter screen, and the setting of filter screen can filter and separate the impurities of the incoming argon, and the dust, particles and other impurities remaining on the filter screen are absorbed by the dust collector connected to one side of the device cylinder, preventing the round holes of the filter screen from being blocked, and facilitating the impurity filtration of argon in the later stage of the device cylinder.

[0019] 2、 The utility model discloses a drying agent is arranged in the inside of equipment cylinder, and the drying agent can form stable connection with trace impurities in argon to achieve a certain purity refining of argon, and a rotary fan is annularly installed on the outside of the equipment cylinder, the rotary fan promotes the rapid contact of argon and drying agent in the inside of the first purification cylinder, and the argon can be efficiently treated, and according to the setting of the second purification cylinder on one side of the first purification cylinder, an inner cylinder is arranged in the inside of the second purification cylinder, a connecting pipe and a pressing device are arranged on the upper side of the inner cylinder, and methane is arranged in the inside of the inner cylinder, the methane can improve the sensitivity and selectivity of argon, facilitating the processing and purification of argon, and the purification mode of argon is diversified. DRAWINGS

[0020] Figure 1 It is the whole structure schematic diagram of the utility model;

[0021] Figure 2 It is the inside component schematic diagram of the structure device cylinder of the utility model;

[0022] Figure 3 It is the component schematic diagram of the structure first purification cylinder of the utility model;

[0023] Figure 4 It is the component schematic diagram of the structure second purification cylinder of the utility model;

[0024] Wherein: 1, device cylinder;11, filter screen;12, hole;13, gas inlet;14, dust collector;2, gas inlet pipe;3, detector;4, intermediate pipe;5, first purification cylinder;51, equipment cylinder;52, rotary fan;53, side pipe;54, valve;6, second purification cylinder;61, inner cylinder;62, connecting pipe;63, pressing device;7, third purification cylinder;8, exhaust pipe. DETAILED DESCRIPTION

[0025] The embodiments of the present application will be further described in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0026] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more; the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0027] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] Please refer to Figure 1 Figure 4 In the present embodiment, an argon recovery and purification device includes a device cylinder 1, an argon impurity filtering mechanism is installed inside the device cylinder 1, an argon purification mechanism is connected below the device cylinder 1, the argon impurity filtering mechanism includes: a filter screen 11 installed inside the device cylinder 1, three groups of outlet holes 12 are arranged at the bottom of the device cylinder 1, an air inlet 13 is arranged at the upper middle of the device cylinder 1, and a dust collector 14 is connected to one side of the device cylinder 1; the number of filter screens 11 is two groups, the aperture sizes inside the filter screens 11 are different, the outlet holes 12 are respectively connected with the middle pipe 4 and the side pipe 53, and the device cylinder 1 is connected between the air inlet 13 and the air inlet pipe 2.

[0029] Specifically, two groups of filter screens 11 are installed inside the device cylinder 1, circular holes are inlaid inside the filter screens 11, the sizes of the circular holes are different, the impurities in the argon can be filtered, a dust collector 14 is connected to one side of the device cylinder 1, the dust collector 14 adsorbs the impurities above the filter screens 11, and the device cylinder 1 is convenient for processing in the later period.

[0030] ​The upper part of the device cylinder 1 is connected with the air inlet pipe 2, and the lower middle part of the device cylinder 1 is connected with the middle pipe 4; the argon purification mechanism comprises: the purification cylinder one 5 connected to the lower part of the device cylinder 1, the purification cylinder two 6 arranged at the right side of the purification cylinder one 5, the purification cylinder three 7 arranged at the right side of the purification cylinder two 6, and the equipment cylinder 51 arranged in the interior of the purification cylinder one 5, the rotating fan 52 mounted on the exterior of the equipment cylinder 51, the side pipe 53 connected to the upper part of the purification cylinder three 7 and connected to the upper part of the purification cylinder one 5, and the valve 54 arranged on the exterior of the middle pipe 4; the rotating fan 52 is in an annular distribution relationship through the midpoint of the equipment cylinder 51, the interior of the equipment cylinder 51 is provided with the drying agent, and the sizes of the purification cylinder three 7, the purification cylinder one 5 and the purification cylinder two 6 are consistent.

[0031] Specifically, the lower part of the device cylinder 1 is connected with the purification cylinder one 5, the upper part of the purification cylinder one 5 is mounted with the valve 54, the valve 54 is arranged to open or close the argon discharge, the interior of the purification cylinder one 5 is provided with the equipment cylinder 51, the interior of the equipment cylinder 51 is provided with the drying agent, the exterior of the purification cylinder one 5 is mesh-shaped to make the drying agent and the argon contact, and the rotating fan 52 is arranged around the equipment cylinder 51, the rotating fan 52 can drive the argon in the interior of the purification cylinder one 5 to flow to make the argon and the drying agent contact and purify the argon.

[0032] The interior of the purification cylinder two 6 is provided with the inner cylinder 61, and the upper part of the purification cylinder two 6 is provided with the pressing device 63; the upper part of the inner cylinder 61 is connected with the connecting pipe 62, the pressing device 63 is arranged above the connecting pipe 62, and the purification cylinder two 6 is connected between the middle pipe 4 and the device cylinder 1; one side of the purification cylinder three 7 and one side of the purification cylinder two 6 are connected with the exhaust pipe 8, the detector 3 is mounted above the purification cylinder one 5 and the purification cylinder three 7, one side of the purification cylinder one 5 is connected with the exhaust pipe 8, and the upper part of the purification cylinder two 6 is provided with the detector 3.

[0033] Specifically, the lower part of the device cylinder 1 is connected with the middle pipe 4, the lower part of the middle pipe 4 is connected with the purification cylinder two 6, the interior of the purification cylinder two 6 is provided with the inner cylinder 61, the upper part of the inner cylinder 61 is connected with the connecting pipe 62 and the pressing device 63, the interior of the inner cylinder 61 is provided with the methane, and the pressing device 63 continuously sprays the methane in the interior of the inner cylinder 61 to make the methane and the argon contact, increase the sensitivity of the argon, and facilitate the post-processing of the argon.

[0034] In use, the upper of the device cylinder 1 is connected with the air inlet pipe 2, the air inlet pipe 2 leads argon into the inside of the device cylinder 1, the inside of the device cylinder 1 is provided with the filter screen 11, the filter screen 11 is isolated dust and impurity in the argon through the setting of the inlaid round hole, and the dust cleaner 14 is connected on the side of the device cylinder 1, the dust cleaner 14 adsorbs the isolated dust, then opens the valve 54, the filtered argon passes the outlet hole 12, the intermediate pipe 4, the side pipe 53 and makes the argon enter the inside of the purification cylinder one 5, the purification cylinder two 6 and the purification cylinder three 7, the inside of the purification cylinder one 5 is provided with the equipment cylinder 51, the inside of the equipment cylinder 51 is provided with the drying agent, the periphery of the equipment cylinder 51 is provided with the rotary fan 52, the rotary fan 52 rotates and can drive the argon in the inside of the purification cylinder one 5 to flow, makes the argon contact with the drying agent, purifies the argon, and the inside of the purification cylinder two 6 is provided with the inner cylinder 61, the inside of the inner cylinder 61 is provided with the methane, and the upper of the inner cylinder 61 is installed with the connecting pipe 62 and the pressing device 63, the pressing device 63 presses the methane in the inside of the inner cylinder 61 and sprays, makes the methane contact with the argon, increases the sensitivity of the argon, is convenient for the late processing of the argon, and the side of the purification cylinder two 6 is provided with the purification cylinder three 7, the purification cylinder three 7 carries out another way of purification processing to the argon, finally, the purified argon is discharged through the exhaust pipe 8.

[0035] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments can be substantially changed without departing from the spirit and the scope of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An argon recovery and purification device, comprising a device cylinder (1), an argon impurity filtering mechanism is installed inside the device cylinder (1), an argon purification mechanism is connected below the device cylinder (1), characterized in that, The argon gas impurity filtering mechanism comprises a filtering screen (11) installed inside the device cylinder (1), three groups of outlet holes (12) arranged at the bottom of the device cylinder (1), an air inlet (13) installed above the middle of the device cylinder (1), and a dust collector (14) connected to one side of the device cylinder (1). The argon gas purifying mechanism comprises a purifying cylinder one (5) connected below the device cylinder (1), a purifying cylinder two (6) arranged at the right side of the purifying cylinder one (5), a purifying cylinder three (7) arranged at the right side of the purifying cylinder two (6), an equipment cylinder (51) arranged inside the purifying cylinder one (5), a rotating fan (52) installed outside the equipment cylinder (51), an inner cylinder (61) arranged inside the purifying cylinder two (6), and a pressing device (63) arranged above the purifying cylinder two (6).

2. The argon recovery and purification apparatus according to claim 1, wherein An air inlet pipe (2) is connected above the device cylinder (1), an intermediate pipe (4) is connected below the middle of the device cylinder (1), an exhaust pipe (8) is connected to one side of the purifying cylinder one (5), and a detector (3) is arranged above the purifying cylinder two (6).

3. The argon recovery and purification apparatus according to claim 1, wherein A side pipe (53) is connected above the purifying cylinder one (5), a valve (54) is sleeved outside the side pipe (53), the side pipe (53) is connected above the purifying cylinder three (7) at the same time, and the valve (54) is located outside the intermediate pipe (4) at the same time.

4. The argon recovery and purification apparatus according to claim 1, wherein A connecting pipe (62) is connected above the inner cylinder (61), and the pressing device (63) is located above the connecting pipe (62), and the purifying cylinder two (6) is connected between the intermediate pipe (4) and the device cylinder (1).

5. The argon recovery and purification apparatus according to claim 3, wherein The filtering screen (11) comprises two groups, the aperture sizes of the filtering screen (11) are different, the outlet holes (12) are connected to the intermediate pipe (4) and the side pipe (53) respectively, and the device cylinder (1) is connected between the air inlet (13) and the air inlet pipe (2).

6. The argon recovery and purification apparatus according to claim 3, wherein The rotating fan (52) is annularly distributed at the midpoint of the equipment cylinder (51), the equipment cylinder (51) is internally provided with a drying agent, and the purifying cylinder three (7), the purifying cylinder one (5) and the purifying cylinder two (6) are of the same size.

7. The argon recovery and purification apparatus according to claim 2, wherein The exhaust pipe (8) is connected to one side of the purifying cylinder three (7) and the purifying cylinder two (6), and the detector (3) is installed above the purifying cylinder one (5) and the purifying cylinder three (7) at the same time.

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