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CN-224221070-U - Portable modularized nitrogen making machine

CN224221070UCN 224221070 UCN224221070 UCN 224221070UCN-224221070-U

Abstract

The utility model provides a portable modularized nitrogen generator which comprises an air inlet seat and an air outlet seat, wherein the air inlet seat and the air outlet seat are respectively provided with an air inlet channel and an air outlet channel, an adsorption module, a first connecting piece and a second connecting piece are detachably sealed at the air inlet end of the air inlet channel, and the air inlet end and the air outlet end of the air outlet channel are respectively communicated with the air inlet end and the air outlet end of the air inlet channel. The pipeline connection among the compressed air pipeline, the air inlet channel and the air inlet control valve is realized through the first input channel, the first output channel and the first control cavity which are integrated in the first connecting piece, the pipeline connection among the nitrogen pipeline, the air outlet channel and the air outlet control valve is realized through the second input channel, the second output channel and the second control cavity which are integrated in the second connecting piece, so that the number of pipe fittings required by the nitrogen making machine is greatly reduced, the quick installation of the gas pipeline of the nitrogen making machine is realized, the production efficiency is improved, the connecting point of the gas pipeline can be reduced, and the air leakage risk is reduced.

Inventors

  • ZHONG XIN
  • XIAO PING
  • LIN PEIFENG

Assignees

  • 福建伊普思实业有限公司

Dates

Publication Date
20260512
Application Date
20250526

Claims (7)

  1. 1. A portable modular nitrogen generator, comprising: an air inlet seat (1) and an air outlet seat (2) which are arranged at intervals and are internally provided with an air inlet channel (11) and an air outlet channel (21) respectively; The adsorption module (3) is used for filtering out nitrogen, and an air inlet end and an air outlet end of the adsorption module (3) are respectively connected with the air inlet seat (1) and the air outlet seat (2) and are respectively communicated with an air outlet end of the air inlet channel (11) and an air inlet end of the air outlet channel (21); The first connecting piece (4) is detachably sealed at the air inlet end of the air inlet channel (11), a first input channel (42) and a first output channel (43) are arranged in the first connecting piece (4), one end of the first input channel (42) is communicated with one end of the first output channel (43) through a first control cavity (41), the other ends of the first input channel (42) and the first output channel (43) penetrate through the side wall of the first connecting piece (4) respectively and are connected with the output end of the compressed air pipeline (6) and the air inlet end of the air inlet channel (11) respectively, and a control end is arranged on the outer wall of the first connecting piece (4) and is provided with an air inlet control valve (44) which is arranged in the first control cavity (41) and used for controlling on-off between the first input channel (42) and the first output channel (43); The second link up piece (5), can dismantle the seal and locate the end of giving vent to anger of passageway (21), be equipped with second input channel (52) and second output channel (53) that one end is linked together through second control chamber (51) in second link up piece (5), the other end of second input channel (52) and second output channel (53) runs through respectively second link up piece (5) lateral wall and connect respectively the end of giving vent to anger of passageway (21) and the inlet end of nitrogen gas pipeline (7), second link up piece (5) outer wall is equipped with the control end and locates in second control chamber (51) and be used for controlling give vent to anger control valve (54) of break-make between second input channel (52) and second output channel (53).
  2. 2. The portable modularized nitrogen generator as claimed in claim 1, wherein the air outlet seats (2) and the air inlet seats (1) are arranged at intervals up and down, the number of the adsorption modules (3) is two groups and distributed left and right, each group of adsorption modules (3) comprises a plurality of adsorption cylinders (31) which are distributed at intervals around and are internally filled with molecular sieves, the upper ends and the lower ends of the adsorption cylinders (31) are respectively connected with the air outlet seats (2) and the air inlet seats (1) and are communicated with the air outlet channels (21) and the air inlet channels (11), the number of the air inlet channels (11) and the number of the air outlet channels (21) are respectively arranged to be two and are arranged at intervals left and right, the number of the first input channels (42) is provided with two air inlet ends, the other ends of the second input channels (52) are respectively connected with the air outlet ends of the two air outlet channels (21), and the first control cavity (41), the air inlet control valve (44) and the second control cavity (54) are respectively provided with two corresponding air outlet valves.
  3. 3. A portable modular nitrogen generator as claimed in claim 2, wherein the first input channel (42) comprises a first main pipe (421) extending left and right, and an output end connected to the first main pipe (421) and extending upward and then respectively connected to the compressed air pipeline (6), three first branch pipe chambers (422) of the two first control chambers (41), one end of the first main pipe (421) transversely penetrates through a side wall of the first connecting member (4) to form a first processing hole (4211) blocked by a plug, the second output channel (53) comprises a second main pipe (531) extending left and right, and three second branch pipe chambers (532) connected to the second main pipe (531) and extending downward and then respectively connected to the air inlet end of the nitrogen pipeline (7), one end of the second main pipe (531) transversely penetrates through a side wall of the second connecting member (5) to form a second processing hole (5311) blocked by a plug, and the first output channel (53) and the second main pipe (531) are arranged in front of the first and second control chambers (41).
  4. 4. A portable modular nitrogen generator as claimed in claim 3, wherein the air inlet channel (11) and the air outlet channel (21) are arranged in a front-back extending manner, the first connecting piece (4) and the second connecting piece (5) are respectively arranged at the front ends of the air inlet channel (11) and the air outlet channel (21), a control cabinet (8) is arranged between the first connecting piece (4) and the second connecting piece (5), the compressed air pipeline (6) is arranged in the control cabinet (8) and the air inlet end penetrates through the side wall of the control cabinet (8), the compressed air pipeline (6) is controlled to be opened and closed by the compressed air control valve (61), and the nitrogen pipeline (7) is arranged in the control cabinet (8) and the output end penetrates through the side wall of the control cabinet (8).
  5. 5. The portable modularized nitrogen generator as claimed in claim 4, wherein the opposite sides of the air inlet seat (1) and the air outlet seat (2) are respectively provided with a first stabilizing block (12) and a second stabilizing block (22) which are positioned between the control cabinet (8) and the adsorption modules (3), two stabilizing cylinders (9) are connected between the first stabilizing block (12) and the second stabilizing block (22), an air inlet duct (121) and an air outlet duct (122) which are respectively communicated with the lower ends of the two stabilizing cylinders (9) are arranged in the first stabilizing block (12), a communication duct (221) which is communicated with the upper ends of the two stabilizing cylinders (9) is arranged in the second stabilizing block (22), the nitrogen pipeline (7) comprises a semi-finished product pipeline (71) with an air inlet end connected with the other end of the second output channel (53) and an air outlet end connected with the air inlet duct (121), an air inlet end connected with the air outlet end of the air outlet duct (122) and an air outlet end penetrating through the control cabinet (8), the air outlet pipeline (72) is connected with a purity detector for detecting the purity of the nitrogen gas (72), the semi-finished product pipeline (71) and the finished product pipeline (72) are respectively controlled to be opened and closed by a semi-finished product control valve (711) and a finished product control valve (721).
  6. 6. A portable modular nitrogen generator as claimed in claim 4, wherein the rear ends of the air inlet channel (11) and the air outlet channel (21) are respectively sealed with a first sealing plate (13) and a second sealing plate (23), the first sealing plate (13) is provided with an exhaust port which is respectively controlled to be opened and closed by two exhaust devices (14) in a penetrating way, the front wall of the second connecting piece (5) is provided with two regeneration pore channels (55) which are respectively connected with two second input channels (52) through two second branch pipe cavities (532) in an inward extending way, the front side of the second connecting piece (5) is provided with a front regeneration pipeline (56), two front pneumatic control valves (57) which are respectively connected between two ends of the front regeneration pipeline (56) and the two regeneration pore channels (55), and the two front pneumatic control valves (57) are used for controlling the gas flow rate of the front regeneration pipeline (56).
  7. 7. A portable modular nitrogen generator as claimed in claim 6, wherein a rear regeneration pipe (24) and two rear pneumatic control valves (25) respectively connected to the rear ends of the two air outlet channels (21) and the two ends of the rear regeneration pipe (24) are provided at the rear side of the second sealing plate (23), and the two rear pneumatic control valves (25) are used for controlling the gas flow rate of the rear regeneration pipe (24).

Description

Portable modularized nitrogen making machine Technical Field The utility model relates to the field of modularized nitrogen making machines, in particular to a portable modularized nitrogen making machine. Background The high-purity nitrogen widely applied to the fields of chemical industry, electronics, medicine, food and the like is prepared by a pressure swing adsorption technology, pressure swing adsorption (Pressure Swing Adsorption is called PSA for short), is a novel gas adsorption separation technology, compressed air from an air compressor firstly enters a cold dryer to remove moisture, then enters a PSA nitrogen making device consisting of two adsorption towers, and impurity gas components such as O2, CO2 and the like are selectively adsorbed by utilizing a special carbon molecular sieve adsorption piece filled in the towers, and are discharged from the tower top as product gas N2 with the purity of 99 percent. In the prior art, the modularized nitrogen generator is popular in the market because the number of adsorption modules can be regulated according to nitrogen needed in different fields. However, the gas pipelines of the traditional modularized nitrogen making machine are quite complex, and mainly comprise a gas inlet pipeline for introducing compressed air, a gas outlet pipeline for outputting semi-finished nitrogen to an external pressure stabilizing tank, a gas return pipeline for outputting semi-finished nitrogen in the pressure stabilizing tank, a gas exhaust pipeline for outputting nitrogen with concentration not reaching standards, and a finished product pipeline for outputting finished nitrogen with concentration reaching standards, wherein each gas pipeline is also respectively connected with a control valve, so that a large number of pipe fittings are required to be connected for production and installation of the nitrogen making machine, the production and installation time of the nitrogen making machine is long, a large number of connection points exist in the gas pipelines after the installation is completed, the gas leakage risk is greatly increased, and the service life and the maintenance cost of the nitrogen making machine are reduced. The utility model aims at solving the problems existing in the prior art and designing a portable modularized nitrogen making machine. Disclosure of utility model Aiming at the problems in the prior art, the utility model provides a portable modularized nitrogen generator which can effectively solve the problems in the prior art. The technical scheme of the utility model is as follows: a portable modular nitrogen generator comprising: the air inlet seats and the air outlet seats are arranged at intervals and internally provided with an air inlet channel and an air outlet channel respectively; The adsorption module is used for filtering out nitrogen, and an air inlet end and an air outlet end of the adsorption module are respectively connected with the air inlet seat and the air outlet seat and are respectively communicated with an air outlet end of the air inlet channel and an air inlet end of the air outlet channel; The first connecting piece is detachably sealed at the air inlet end of the air inlet channel, a first input channel and a first output channel, one end of which is communicated with the first control cavity, are arranged in the first connecting piece, the other ends of the first input channel and the first output channel respectively penetrate through the side wall of the first connecting piece and are respectively connected with the output end of the compressed air pipeline and the air inlet end of the air inlet channel, and the outer wall of the first connecting piece is provided with an air inlet control valve, the control end of which is arranged in the first control cavity and is used for controlling the on-off between the first input channel and the first output channel; The second link up the piece, can dismantle the seal and locate the end of giving vent to anger of passageway, be equipped with second input channel and the second output channel that one end is linked together through the second control chamber in the second link up the piece, the other end of second input channel and second output channel runs through respectively the second link up a lateral wall and connects respectively the end of giving vent to anger of passageway and the inlet end of nitrogen gas pipeline, second link up a outer wall and be equipped with the control end and locate in the second control chamber and be used for controlling give vent to anger the control valve of break-make between second input channel and the second output channel. Further, the interval distribution sets up about seat and the seat of giving vent to anger, the quantity of absorption module is equipped with two sets of and controls the distribution, every group the absorption module is including interval distribution and inside all pack a plurality of absorption barrels