CN216295695U

CN216295695U - Pressure swing adsorption nitrogen generator air flow distribution device

Info

Publication number: CN216295695U
Application number: CN202122880326.6U
Authority: CN
Inventors: 顾飞龙; 张达威; 岑吉军
Original assignee: Shanghai Yuanjin Electromechanical Equipment Manufacturing Co ltd
Current assignee: Shanghai Yuanjin Electromechanical Equipment Manufacturing Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-15
Anticipated expiration: 2031-11-23

Abstract

The utility model belongs to the technical field of pressure swing adsorption nitrogen making equipment, and discloses an airflow distribution device of a pressure swing adsorption nitrogen making machine, which comprises a shell, wherein the front end and the rear end of the shell are provided with openings, an air guide plate is symmetrically arranged in the shell and close to an air inlet end, two ends of the air guide plate are respectively connected with a first connecting rod and a second connecting rod, the first connecting rod is connected with the inner side wall of the shell through a bearing, the second connecting rod penetrates through the shell and extends to the outside of the shell, and a circular plate is fixed at the outer end part of the second connecting rod. And then the limiting rod penetrates through the limiting through hole and is inserted into the limiting jack for limiting.

Description

Pressure swing adsorption nitrogen generator air flow distribution device

Technical Field

The utility model belongs to the technical field of pressure swing adsorption nitrogen making equipment, and particularly relates to an airflow distribution device of a pressure swing adsorption nitrogen making machine.

Background

The pressure swing adsorption method (PSA) is a new gas separation technology, the principle is to separate the gas mixture by utilizing the difference of the adsorption performance of molecular sieve to different gas molecules, the pressure swing adsorption nitrogen generator is a nitrogen generating device designed and manufactured according to the pressure swing adsorption technology, two adsorption towers are generally used in parallel, the time sequence is strictly controlled by a full-automatic control system according to a specific programmable program, the pressure adsorption and decompression regeneration are alternately carried out, the nitrogen-oxygen separation is completed, the nitrogen with high purity is obtained, and the PSA pressure swing adsorption nitrogen generation is more and more widely applied along with the industrial development.

But the air current that present nitrogen generator adsorbs the entry distributes not evenly enough, and is difficult to nimble adjustment air guide volume, influences the nitrogen generator effect, and in addition, the air current of traditional nitrogen generator adsorbs the end and does not set up the dustproof construction who is convenient for install and lift off, the follow-up change of dustproof construction of being not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an airflow distribution device of a pressure swing adsorption nitrogen making machine, which solves the problems that the airflow distribution of the air at the adsorption inlet of the traditional nitrogen making machine is not uniform enough and the air guide amount is difficult to flexibly adjust, and in addition, a dustproof structure which is convenient to mount and dismount is not arranged, and the subsequent replacement of the dustproof structure is inconvenient.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pressure swing adsorption nitrogen generator air current distribution device, includes the casing, the front and back end opening of casing, the casing is inside and be close to the air inlet end symmetry and be equipped with the air guide plate, the both ends of air guide plate are connected with head rod and second connecting rod respectively, the head rod passes through the bearing and links to each other with the casing inside wall, the second connecting rod runs through the casing and extends to its outside, and the outer tip of second connecting rod is fixed with the plectane, the outer table wall of plectane is the annular array and has seted up spacing perforation, spacing jack has been seted up to the lateral wall symmetry of casing, the gag lever post is worn to be equipped with in spacing perforated inside, the tip of gag lever post inlays the inside of establishing into spacing jack.

Preferably, the inside lower extreme of going up of casing just is located air inlet port department and is fixed with the fixed block, the slot has been seted up to the exterior wall symmetry of fixed block, the inside of slot is inserted and is equipped with the inserted block rather than the looks adaptation, the end fixing of inserted block has the dust screen.

Preferably, a spoiler is arranged inside the shell and close to the air outlet end, and the upper wall and the lower wall of the spoiler are respectively fixed with a wavy spoiler bump.

Preferably, convex strips are fixed on the outer surface wall of the air guide plate at equal intervals, and an air guide flow channel is formed between every two adjacent convex strips.

Preferably, a rubber sleeve is bonded to one end of the outer portion of the limiting rod, and the diameter of the rubber sleeve is larger than the inner diameter of the limiting jack.

Preferably, the upper wall and the lower wall of the shell are both fixed with mounting plates, and mounting holes are formed in the outer wall of each mounting plate.

Compared with the prior art, the utility model has the beneficial effects that:

(1) the air guide plate is simple in structure and uniform in air guide, the air guide plate can rotate by additionally arranging the first connecting rod, the second connecting rod, the circular plate and the like, so that the air guide amount can be adjusted, when the air guide amount needs to be adjusted, the circular plate connected with the second connecting rod can be rotated, the inclination angle of the air guide plate is changed, and after the inclination angle is changed, the limiting rod penetrates through the limiting through hole and is inserted into the limiting inserting hole for limiting.

(2) The dustproof net is inserted and installed through the matching of the fixed block, the slot and the inserting block, when the dustproof net is installed, the inserting block is inserted into the slot formed in the outer wall of the fixed block, the installation is rapid and convenient, time and labor are saved, and meanwhile, the subsequent quick replacement is facilitated.

Drawings

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

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a side view of a circular plate of the present invention;

FIG. 4 is a front view of the fixing block of the present invention;

FIG. 5 is a side view of the housing of the present invention;

in the figure: 1. a housing; 2. a gas guide plate; 3. a convex strip; 4. an air guide flow channel; 5. a first connecting rod; 6. A second connecting rod; 7. a circular plate; 8. a limiting rod; 9. a rubber sleeve; 10. mounting a plate; 11. a fixed block; 12. inserting a block; 13. a dust screen; 14. a spoiler; 15. a wave-shaped turbulence bump; 16. limiting and perforating; 17. a slot; 18. limiting the jacks.

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.

Referring to fig. 1-5, the present invention provides the following technical solutions: an airflow distribution device of a pressure swing adsorption nitrogen making machine comprises a shell 1, the front end and the rear end of the shell 1 are opened, a gas guide plate 2 is symmetrically arranged in the shell 1 and close to an air inlet end, a first connecting rod 5 and a second connecting rod 6 are respectively connected with the two ends of the gas guide plate 2, the first connecting rod 5 is connected with the inner side wall of the shell 1 through a bearing, the second connecting rod 6 penetrates through the shell 1 and extends to the outside of the shell, a circular plate 7 is fixed at the outer end part of the second connecting rod 6, a limiting perforation 16 is arranged on the outer surface wall of the circular plate 7 in an annular array, limiting jacks 18 are symmetrically arranged on the side wall of the shell 1, a limiting rod 8 is arranged in the limiting perforation 16 in a penetrating way, the end part of the limiting jack 18 is embedded in the limiting jack, when the gas guide amount needs to be adjusted, the circular plate 7 connected with the second connecting rod 6 can be rotated, the inclination angle of the gas guide plate 2 is changed, and then the limiting rod 8 passes through the limiting through hole 16 and is inserted into the limiting jack 18 for limiting.

Further, the inside lower extreme of going up of casing 1 just is located inlet port department and is fixed with fixed block 11, slot 17 has been seted up to the exterior wall symmetry of fixed block 11, the inside of slot 17 is inserted and is equipped with the inserted block 12 rather than the looks adaptation, the end fixing of inserted block 12 has dust screen 13, when installation dust screen 13, insert inserted block 12 insert establish into the slot 17 that the outer wall of fixed block 11 was seted up can, the installation is swiftly convenient, time saving and labor saving does benefit to subsequent quick replacement simultaneously.

Furthermore, a spoiler 14 is arranged inside the shell 1 and close to the air outlet end, the upper wall and the lower wall of the spoiler 14 are respectively fixed with a wave-shaped spoiler bump 15, and the spoiler 14 added with the wave-shaped spoiler bumps 15 can effectively change the flow direction of air flow, so that the air flow enters from multiple points, the single-point inrush pressure of the air flow is avoided from being too high, and the air flow is prevented from shaking.

Furthermore, convex strips 3 are fixed on the outer surface wall of the air guide plate 2 at equal intervals, air guide flow channels 4 are formed between every two adjacent convex strips 3, air can enter from the air guide flow channels 4 in a partitioning mode, and the uniformity of air flow entering can be improved.

Further, the rubber sleeve 9 is bonded to one end of the outer portion of the limiting rod 8, the diameter of the rubber sleeve 9 is larger than the inner diameter of the limiting insertion hole 18, the rubber sleeve 9 is inserted into the limiting insertion hole 18 and is extruded, and the inserting stability of the limiting rod 8 can be improved.

Further, the mounting plates 10 are fixed on the upper wall and the lower wall of the shell 1, mounting holes are formed in the outer wall of the mounting plates 10, and the device can be stably mounted at an adsorption inlet of a nitrogen making machine by using the mounting plates 10 with the mounting holes.

The working principle and the using process of the utility model are as follows: the utility model discloses a when using, can utilize earlier the mounting panel 10 of seting up the mounting hole to install the device in nitrogen generator's absorption entrance, then can drop into the use, when needs adjustment lead tolerance, rotatable plectane 7 that links to each other with second connecting rod 6, change the inclination of air deflector 2, after changing inclination, again with gag lever post 8 pass spacing perforation 16 insert establish into spacing jack 18 in carry on spacingly can, furthermore, when installation dust screen 13, insert plug 12 insert establish into the slot 17 that 11 outer walls of fixed block offered in can, the installation is swift convenient, time saving and labor saving, do benefit to subsequent quick replacement simultaneously, in addition, the spoiler 14 that adds wave lug 15 can effectively change the air current flow direction, make the air current get into from the multiple spot, avoid the air current to gush into pressure too big, prevent the single-point shake.

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 pressure swing adsorption nitrogen generator air current distribution device which characterized in that: including casing (1), the front and back end opening of casing (1), casing (1) is inside and be close to the inlet end symmetry and be equipped with air guide plate (2), the both ends of air guide plate (2) are connected with head rod (5) and second connecting rod (6) respectively, head rod (5) link to each other through bearing and casing (1) inside wall, second connecting rod (6) run through casing (1) and extend to its outside, and the outer tip of second connecting rod (6) is fixed with plectane (7), the exterior wall of plectane (7) is the annular array and has seted up spacing perforation (16), spacing jack (18) have been seted up to the lateral wall symmetry of casing (1), gag lever post (8) are worn to be equipped with in the inside of spacing perforation (16), the tip of gag lever post (8) inlays the inside of establishing into spacing jack (18).

2. The gas flow distribution device of the pressure swing adsorption nitrogen generator as claimed in claim 1, wherein: the utility model discloses a dustproof cover for air conditioner, including casing (1), lower extreme just is located inlet port department and is fixed with fixed block (11) on the casing (1) is inside, slot (17) have been seted up to the exterior wall symmetry of fixed block (11), the inside of slot (17) is inserted and is equipped with inserted block (12) rather than the looks adaptation, the end fixing of inserted block (12) has dust screen (13).

3. The gas flow distribution device of the pressure swing adsorption nitrogen generator as claimed in claim 2, wherein: a spoiler (14) is arranged inside the shell (1) and close to the air outlet end, and wave-shaped spoiler lugs (15) are fixed on the upper wall and the lower wall of the spoiler (14).

4. The pressure swing adsorption nitrogen generator gas flow distribution device of claim 3, characterized in that: the outer wall of the air guide plate (2) is fixed with convex strips (3) at equal intervals, and air guide flow channels (4) are formed between the adjacent convex strips (3).

5. The pressure swing adsorption nitrogen generator gas flow distribution device of claim 4, characterized in that: the rubber sleeve (9) is bonded to one end of the outer portion of the limiting rod (8), and the diameter of the rubber sleeve (9) is larger than the inner diameter of the limiting insertion hole (18).

6. The pressure swing adsorption nitrogen generator gas flow distribution device of claim 5, characterized in that: the mounting plate (10) is fixed on the upper wall and the lower wall of the shell (1), and mounting holes are formed in the outer wall of the mounting plate (10).