CN216259927U

CN216259927U - Nitrogen making machine with high-purity adsorber

Info

Publication number: CN216259927U
Application number: CN202122203670.1U
Authority: CN
Inventors: 崔文朋; 林宏洪; 朱泽喜
Original assignee: Jiangsu Qingyue Gas Technology Co ltd
Current assignee: Jiangsu Qingyue Gas Technology Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-04-12
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a nitrogen making machine with a high-purity absorber, which comprises a base and a nitrogen making machine body, wherein the nitrogen making machine body is fixedly connected to the top end of the base through support legs, the top end of the nitrogen making machine body is provided with an air inlet pipeline, the bottom end of the nitrogen making machine body is provided with an air outlet pipeline, the outer side of the nitrogen making machine body is fixedly connected with a control box through a support, the inner side of the nitrogen making machine body is provided with a silencing mechanism, the silencing mechanism comprises a first silencing part and a second silencing part, and the first silencing part comprises a triangular air distributing part, sound absorbing cotton and an air guide bent pipe. According to the nitrogen making machine, the triangular gas distributing part and the sound absorbing cotton are arranged, so that gas entering the nitrogen making machine body can be effectively buffered and separated, noise generated by impacting the partition plate at an excessively high speed is avoided, the sound absorbing cotton can effectively reduce the speed of entering air flow, and the noise is further reduced.

Description

Nitrogen making machine with high-purity adsorber

Technical Field

The utility model relates to the field of nitrogen making machines, in particular to a nitrogen making machine with a high-purity absorber.

Background

The nitrogen making machine is designed and manufactured according to the pressure swing adsorption technology, the nitrogen making machine uses a high-quality inlet carbon molecular sieve as an adsorbent, and adopts the normal-temperature pressure swing adsorption principle to separate air to prepare high-purity nitrogen, usually two adsorption towers are connected in parallel, an inlet pneumatic valve is controlled by an inlet PLC to automatically operate, and the inlet pneumatic valve alternately performs pressure adsorption and decompression regeneration to complete nitrogen-oxygen separation and obtain the required high-purity nitrogen.

In the nitrogen generator working process, noise pollution can be generated, the influence on the health of operators is avoided in order to guarantee the working environment, the noise generation of the nitrogen generator is required to be reduced as far as possible in the working process of the nitrogen generator, the current silencer of the nitrogen generator does not have an airflow buffering function, is impacted by airflow for a long time, a silencing part is easy to damage, the service life is influenced, and therefore the nitrogen generator with the high-purity adsorber is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a nitrogen making machine with a high-purity adsorber, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a nitrogen generator with high-purity adsorber, includes base and nitrogen generator body, nitrogen generator body passes through stabilizer blade fixed connection in the top of base, nitrogen generator body's top is provided with inlet duct, nitrogen generator body's bottom is provided with the pipeline of giving vent to anger, support fixedly connected with control box is passed through in nitrogen generator body's the outside, nitrogen generator body's inboard is provided with noise reduction mechanism:

amortization mechanism includes first amortization portion and second amortization portion, first amortization portion includes triangle-shaped branch gas portion, inhales the sound cotton and wind-guiding return bend, triangle-shaped divides the top of gas portion to be provided with the intake pipe, triangle-shaped divides the bottom fixedly connected with baffle of gas portion, baffle fixed connection is in the inboard of nitrogen generator body, it sets up in the both sides of triangle-shaped branch gas portion to inhale the sound cotton, the wind-guiding return bend sets up in the inboard of baffle.

Preferably, the second silencing part comprises a silencing material, and an air outlet pipe is arranged at the bottom end of the silencing material.

Preferably, the both ends of amortization material inboard are the equal fixedly connected with frame, two fixedly connected with filter screen between the frame, the filter screen is provided with two, two be provided with sponge layer, the cotton layer of petroleum fiber and the cotton layer of glass fiber between the filter screen.

Preferably, the sponge layer is arranged at the top end of the petroleum fiber cotton layer, and the glass fiber cotton layer is arranged at the bottom end of the petroleum fiber cotton layer.

Preferably, the number of the air guide bent pipes is two, and the inner side of each air guide bent pipe is uniformly provided with special-shaped holes.

Preferably, the bottom fixedly connected with air outlet valve of nitrogen generator body, the top fixed connection of air outlet valve is in the bottom of outlet duct, the outside fixed connection of air outlet valve is in the one end of outlet duct.

The utility model has the technical effects and advantages that:

1. according to the air guide bent pipe, the triangular air distribution part and the sound absorption cotton are arranged at the bottom end of the air inlet pipe, so that air entering the nitrogen making machine body can be effectively buffered and separated, noise caused by the fact that the air speed impacts the partition plate too fast is avoided, the sound absorption cotton can effectively reduce the speed of entering air flow, the noise is further reduced, the special-shaped holes are formed in the air guide bent pipe, and the noise is further reduced;

2. according to the utility model, the noise reduction material is arranged at the bottom end inside the nitrogen making machine body, and the filter screen, the sponge layer, the petroleum fiber cotton layer and the glass fiber cotton layer are arranged inside the noise reduction material, so that the speed of the outgoing air flow can be reduced, the noise generated by the impact of the excessive speed on the pipeline is avoided, and the noise generation is further reduced.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a schematic top view of the wind-guiding elbow pipe of the present invention.

Fig. 4 is a schematic view of the internal structure of the silencer according to the present invention.

In the figure: base 1, nitrogen generator body 2, admission line 3, outlet duct 4, air outlet valve 5, control box 6, intake pipe 7, triangle-shaped divide gas portion 8, inhale cotton 9, baffle 10, wind-guiding return bend 11, amortization material 12, outlet duct 13, dysmorphism hole 14, frame 15, filter screen 16, sponge layer 17, the cotton layer of petroleum fiber 18, the cotton layer of glass fiber 19.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a nitrogen making machine with a high-purity absorber, which comprises a base 1 and a nitrogen making machine body 2, wherein the nitrogen making machine body 2 is fixedly connected to the top end of the base 1 through a support leg, the bottom end of the nitrogen making machine body 2 is fixedly connected with an air outlet valve 5, the top end of the air outlet valve 5 is fixedly connected to the bottom end of an air outlet pipe 13, the outer side of the air outlet valve 5 is fixedly connected to one end of the air outlet pipe 4, the top end of the nitrogen making machine body 2 is provided with an air inlet pipe 3, the bottom end of the nitrogen making machine body 2 is provided with the air outlet pipe 4, the outer side of the nitrogen making machine body 2 is fixedly connected with a control box 6 through a support, and the inner side of the nitrogen making machine body 2 is provided with a silencing mechanism:

the silencing mechanism comprises a first silencing part and a second silencing part, the first silencing part comprises a triangular gas distributing part 8, inhale sound cotton 9 and wind-guiding return bend 11, the top of triangle-shaped gas branch portion 8 is provided with intake pipe 7, the setting of triangle-shaped gas branch portion 8 can effectively cushion the separation to the gas that gets into in nitrogen generator body 2, avoid the too fast baffle 10 of assaulting of wind speed to produce the noise, the bottom fixedly connected with baffle 10 of triangle-shaped gas branch portion 8, baffle 10 fixed connection is in the inboard of nitrogen generator body 2, inhale sound cotton 9 and set up in the both sides of triangle-shaped gas branch portion 8, inhale sound cotton 9 can effectively slow down the air current that gets into, further reduce the production of noise, wind-guiding return bend 11 sets up in the inboard of baffle 10, wind-guiding return bend 11 is provided with two, the inboard of wind-guiding return bend 11 evenly is provided with dysmorphism hole 14, when the air current blows, can further reduce the production of noise;

second amortization portion includes amortization material 12, the bottom of amortization material 12 is provided with outlet duct 13, the equal fixedly connected with frame 15 in both ends of amortization material 12 inboard, fixedly connected with filter screen 16 between two frames 15, filter screen 16 is provided with two, be provided with sponge layer 17 between two filter screens 16, the cotton layer of petroleum fiber 18 and the cotton layer of glass fiber 19, sponge layer 17 sets up in the cotton layer 18's of petroleum fiber top, the cotton layer of glass fiber 19 sets up in the cotton layer 18's of petroleum fiber bottom, can slow down the air current of going out, avoid its speed too fast to produce the noise to the pipeline impact, the production of noise has further been reduced.

The working principle of the utility model is as follows: when the device is used, air enters the nitrogen making machine body 2 from the air inlet pipeline 3, air flow enters the nitrogen making machine body 2 from the air inlet pipe 7, the triangular air distributing part 8 and the sound absorbing cotton 9 are arranged at the bottom end of the air inlet pipe 7, the air entering the nitrogen making machine body 2 can be effectively buffered and separated, the phenomenon that the air speed impacts the partition plate 10 to generate noise due to too fast speed is avoided, the sound absorbing cotton 9 can effectively decelerate the entering air flow to further reduce the generation of the noise, the inner side of the partition plate 10 is provided with the air guide bent pipe 11, the air flow enters the inner side of the nitrogen making machine body 2 from the air guide bent pipe 11, the special-shaped hole 14 is formed in the air guide bent pipe 11, the generation of the noise is further reduced, the air which passes through the nitrogen making process flows out from the air outlet pipe 13 and is further subjected to noise reduction treatment when passing through the frame 15, the generation of the noise is further reduced, the device has good noise reduction effect and can effectively reduce the generation of the noise, can prevent noise pollution from influencing the health of operators.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a nitrogen generator with high-purity adsorber, includes base (1) and nitrogen generator body (2), its characterized in that, nitrogen generator body (2) are through stabilizer blade fixed connection in the top of base (1), the top of nitrogen generator body (2) is provided with admission line (3), the bottom of nitrogen generator body (2) is provided with pipeline (4) of giving vent to anger, support fixedly connected with control box (6) are passed through in the outside of nitrogen generator body (2), the inboard of nitrogen generator body (2) is provided with noise cancelling mechanism:

amortization mechanism includes first amortization portion and second amortization portion, first amortization portion includes triangle-shaped branch gas portion (8), inhales sound cotton (9) and wind-guiding return bend (11), the top of triangle-shaped branch gas portion (8) is provided with intake pipe (7), the bottom fixedly connected with baffle (10) of triangle-shaped branch gas portion (8), baffle (10) fixed connection is in the inboard of nitrogen generator body (2), inhale sound cotton (9) and set up in the both sides of triangle-shaped branch gas portion (8), wind-guiding return bend (11) set up in the inboard of baffle (10).

2. The nitrogen generator with the high-purity adsorber as claimed in claim 1, wherein the second silencing part comprises a silencing material (12), and the bottom end of the silencing material (12) is provided with an outlet pipe (13).

3. The nitrogen generator with the high-purity adsorber as claimed in claim 2, characterized in that frames (15) are fixedly connected to both ends of the inner side of the sound-deadening material (12), a filter screen (16) is fixedly connected between the two frames (15), two filter screens (16) are arranged, and a sponge layer (17), a petroleum fiber cotton layer (18) and a glass fiber cotton layer (19) are arranged between the two filter screens (16).

4. The nitrogen generator with the high-purity adsorber as claimed in claim 3, wherein the sponge layer (17) is arranged at the top end of the petroleum fiber cotton layer (18), and the glass fiber cotton layer (19) is arranged at the bottom end of the petroleum fiber cotton layer (18).

5. The nitrogen generator with the high-purity adsorber as claimed in claim 1, wherein there are two air guide elbows (11), and the inside of the air guide elbow (11) is uniformly provided with the special-shaped holes (14).

6. The nitrogen generator with the high-purity adsorber as claimed in claim 1, wherein the bottom end of the nitrogen generator body (2) is fixedly connected with an air outlet valve (5), the top end of the air outlet valve (5) is fixedly connected with the bottom end of an air outlet pipe (13), and the outer side of the air outlet valve (5) is fixedly connected with one end of an air outlet pipeline (4).