CN215249584U - Automatic exhaust system of nitrogen making machine - Google Patents
Automatic exhaust system of nitrogen making machine Download PDFInfo
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- CN215249584U CN215249584U CN202120658424.2U CN202120658424U CN215249584U CN 215249584 U CN215249584 U CN 215249584U CN 202120658424 U CN202120658424 U CN 202120658424U CN 215249584 U CN215249584 U CN 215249584U
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Abstract
The utility model discloses an automatic exhaust system of a nitrogen making machine, which comprises a PLC control cabinet, wherein the PLC control cabinet is positioned at one side of an air storage tank, the air storage tank is connected with the input end of an air transportation pipeline through a bolt, and the output end of the air transportation pipeline is connected with the air inlets of an absorber A and an absorber B in parallel; the input end of the nitrogen transportation pipeline is connected with the air outlets of the adsorber A and the adsorber B in parallel, and the output end of the nitrogen transportation pipeline is connected with the air inlet of the nitrogen storage tank through a bolt; the nitrogen gas storage tank is connected with the nitrogen gas purity measuring instrument through a pipeline, and a pressure gauge is arranged on the pipeline; the output end of the nitrogen gas storage tank is connected with a qualified nitrogen gas output pipeline and an unqualified nitrogen gas discharge pipeline in parallel, the qualified nitrogen gas output pipeline is provided with a qualified nitrogen gas output electromagnetic valve, and the unqualified nitrogen gas discharge pipeline is provided with an unqualified nitrogen gas discharge control electromagnetic valve. The utility model discloses can reduce cost, improve production efficiency.
Description
Technical Field
The utility model relates to a nitrogen generator technical field especially relates to a nitrogen generator self-bleeding system.
Background
The nitrogen making machine is equipment which takes air as a raw material and separates oxygen and nitrogen in the air by utilizing a physical method through a PSA principle to obtain the nitrogen, wherein the carbon molecular sieve is a particle which is formed by taking carbon as a main raw material through special processing, the black surface of the particle is filled with micropores, the carbon molecular sieve can separate the oxygen and the nitrogen in the air, the diameter of the oxygen molecule is smaller than that of the nitrogen molecule, the oxygen molecule can more easily permeate the carbon molecular sieve, so that the carbon molecular sieve adsorbs oxygen in the main part at the moment, and the rest nitrogen in the main part is the nitrogen, thereby realizing the separation of the nitrogen.
Under the normal condition, a nitrogen making machine needs to be equipped with a specially-assigned person for operation, when the pressure of an air storage tank rises to 0.85MPa, a controller is started, the pressure of a control gas circuit is adjusted to be 0.25-0.55 MPa, the adsorption pressure reaches 0.8MPa, a start button is pressed to observe the operation index condition of the system, a nitrogen sampling valve is opened after ten minutes, a nitrogen purity measuring instrument is used for testing, whether the detected nitrogen concentration result meets more than or equal to 99.92% or not is checked, if the detected nitrogen concentration result meets the condition, a nitrogen output pipeline valve is manually opened, and if the detected nitrogen concentration result does not meet the condition, a nitrogen emptying pipeline valve is manually opened.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic exhaust system of nitrogen making machine for solving the above problems.
In order to solve the technical problem, the technical scheme of the utility model is that: the automatic exhaust system of the nitrogen making machine comprises a PLC control cabinet, wherein the PLC control cabinet is positioned on one side of an air storage tank, the air storage tank is connected with the input end of an air transportation pipeline through a bolt, and the output end of the air transportation pipeline is connected with the air inlets of an absorber A and an absorber B in parallel; the input end of the nitrogen transportation pipeline is connected with the air outlets of the adsorber A and the adsorber B in parallel, and the output end of the nitrogen transportation pipeline is connected with the air inlet of the nitrogen storage tank through a bolt; the nitrogen gas storage tank is connected with the nitrogen gas purity measuring instrument through a pipeline, and a pressure gauge is arranged on the pipeline; the output end of the nitrogen gas storage tank is connected with a qualified nitrogen gas output pipeline and an unqualified nitrogen gas discharge pipeline in parallel, the qualified nitrogen gas output pipeline is provided with a qualified nitrogen gas output electromagnetic valve, and the unqualified nitrogen gas discharge pipeline is provided with an unqualified nitrogen gas discharge control electromagnetic valve.
Furthermore, an air input mechanical control valve is arranged on the air transportation pipeline.
Furthermore, a nitrogen gas discharge standby mechanical control valve and a nitrogen gas discharge mechanical control valve are arranged on the nitrogen gas conveying pipeline.
The utility model has the advantages that:
1. the cost is reduced; by optimizing the pipeline design, the nitrogen making machine can realize unmanned operation; the production cost is reduced by reducing the labor cost; on the other hand, automatic control can continuously provide a nitrogen source for the next procedure, so that the utilization rate of equipment is improved, and the investment of equipment cost is reduced.
2. The production efficiency is improved; when the nitrogen making machine adopts manual monitoring, the insufficient air supply amount can be caused due to untimely monitoring, thereby influencing the production rhythm; after the pipeline system is optimized, the nitrogen source can be continuously provided for production, and therefore the effect of improving the production efficiency is achieved.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a right side view of the present invention.
Wherein: 1. the device comprises an air storage tank, 2, a PLC control cabinet, 3, an air transportation pipeline, 4, adsorbers A, 5, adsorbers B, 6 and a nitrogen discharge standby mechanical control valve, 7 and a nitrogen transportation pipeline, 8 and a nitrogen storage tank, 9 and a pressure gauge, 10 and a nitrogen purity measuring instrument, 11 and a qualified nitrogen output electromagnetic valve, 12 and an unqualified nitrogen discharge control electromagnetic valve, 13 and a qualified nitrogen output pipeline, and 14 and an unqualified nitrogen discharge pipeline.
Detailed Description
The following describes the embodiments of the present invention with reference to fig. 1 and 2.
The automatic exhaust system of the nitrogen making machine comprises a PLC control cabinet 2, wherein the PLC control cabinet 2 is positioned at one side of an air storage tank 1, the air storage tank 1 is connected with the input end of an air transportation pipeline 3 through a bolt, and the output end of the air transportation pipeline 3 is connected with the air inlets of an adsorber A4 and an adsorber B5 in parallel; the input end of the nitrogen transportation pipeline 7 is connected with the air outlets of the adsorber A4 and the adsorber B5 in parallel, and the output end of the nitrogen transportation pipeline 7 is connected with the air inlet of the nitrogen storage tank 8 through a bolt; the nitrogen gas storage tank 8 is connected with the nitrogen gas purity measuring instrument 10 through a pipeline, and a pressure gauge 9 is arranged on the pipeline; the output end of the nitrogen gas storage tank 8 is connected with a qualified nitrogen gas output pipeline 13 and an unqualified nitrogen gas discharge pipeline 14 in parallel, the qualified nitrogen gas output pipeline 13 is provided with a qualified nitrogen gas output electromagnetic valve 11, and the unqualified nitrogen gas discharge pipeline 14 is provided with an unqualified nitrogen gas discharge control electromagnetic valve 12.
An air input mechanical control valve is arranged on the air transportation pipeline 3.
A nitrogen gas discharge standby mechanical control valve 6 and a nitrogen gas discharge mechanical control valve are arranged on the nitrogen gas conveying pipeline 7.
In consideration of increased labor cost, manual control sometimes causes phenomena such as untimely monitoring and inaccurate control precision, a pipeline system is improved through research and discussion, a nitrogen purity measuring instrument 10, a qualified nitrogen output pipeline 13 and an unqualified nitrogen discharge pipeline 14 are additionally arranged at a nitrogen storage tank 8, a qualified nitrogen output electromagnetic valve 11 and an unqualified nitrogen discharge control electromagnetic valve 12 are additionally arranged on the qualified nitrogen output pipeline 13 and the unqualified nitrogen discharge pipeline 14, when the nitrogen concentration meets the condition, the qualified nitrogen output electromagnetic valve 11 can be automatically started to output nitrogen, when the nitrogen concentration does not meet the condition, the unqualified nitrogen discharge control electromagnetic valve 12 can be automatically started to discharge unqualified nitrogen, and therefore automation is achieved.
The above description is only the specific implementation manner 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 can substitute or change the technical solution of the present invention and the design of the present invention within the technical scope of the present invention.
Claims (3)
1. The automatic exhaust system of the nitrogen making machine is characterized by comprising a PLC (programmable logic controller) control cabinet (2), wherein the PLC control cabinet (2) is positioned on one side of an air storage tank (1), the air storage tank (1) is connected with the input end of an air transportation pipeline (3) through a bolt, and the output end of the air transportation pipeline (3) is connected with the air inlets of an adsorber A (4) and an adsorber B (5) in parallel; the input end of the nitrogen transportation pipeline (7) is connected with the air outlets of the adsorber A (4) and the adsorber B (5) in parallel, and the output end of the nitrogen transportation pipeline (7) is connected with the air inlet of the nitrogen storage tank (8) through a bolt; the nitrogen gas storage tank (8) is connected with the nitrogen gas purity measuring instrument (10) through a pipeline, and a pressure gauge (9) is arranged on the pipeline; the output end of the nitrogen gas storage tank (8) is connected with a qualified nitrogen gas output pipeline (13) and an unqualified nitrogen gas discharge pipeline (14) in parallel, the qualified nitrogen gas output pipeline (13) is provided with a qualified nitrogen gas output electromagnetic valve (11), and the unqualified nitrogen gas discharge control electromagnetic valve (12) is arranged on the unqualified nitrogen gas discharge pipeline (14).
2. The automatic exhaust system of nitrogen generator as claimed in claim 1, wherein said air transportation pipe (3) is provided with an air input mechanical control valve.
3. The automatic exhaust system of nitrogen generator as claimed in claim 1, wherein said nitrogen transportation pipeline (7) is provided with a nitrogen discharge standby mechanical control valve (6) and a nitrogen discharge mechanical control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120658424.2U CN215249584U (en) | 2021-03-31 | 2021-03-31 | Automatic exhaust system of nitrogen making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120658424.2U CN215249584U (en) | 2021-03-31 | 2021-03-31 | Automatic exhaust system of nitrogen making machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215249584U true CN215249584U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120658424.2U Active CN215249584U (en) | 2021-03-31 | 2021-03-31 | Automatic exhaust system of nitrogen making machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215249584U (en) |
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2021
- 2021-03-31 CN CN202120658424.2U patent/CN215249584U/en active Active
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