CN219449326U - Medium-pressure nitrogen making system for pressurizing autoclave - Google Patents
Medium-pressure nitrogen making system for pressurizing autoclave Download PDFInfo
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- CN219449326U CN219449326U CN202320159170.9U CN202320159170U CN219449326U CN 219449326 U CN219449326 U CN 219449326U CN 202320159170 U CN202320159170 U CN 202320159170U CN 219449326 U CN219449326 U CN 219449326U
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Abstract
The utility model relates to a medium-pressure nitrogen making system for pressurizing an autoclave, which comprises a plurality of groups of nitrogen making units and storage units, wherein each nitrogen making unit comprises a medium-pressure air compressor, a buffer tank, a cold dryer, a nitrogen making machine and a nitrogen making pipeline, and the medium-pressure air compressor, the buffer tank, the cold dryer and the nitrogen making machine are sequentially connected on the nitrogen making pipeline in a serial connection mode; the storage unit comprises a plurality of groups of nitrogen gas storage tanks and nitrogen supply pipelines, the nitrogen gas storage tanks are respectively and fixedly connected with air inlet pipelines, the air inlet pipelines are fixed on the nitrogen supply pipelines, and the tail ends of the nitrogen production pipelines are fixedly connected with the nitrogen production pipelines through pipeline connection. Compared with the original system, the medium-pressure nitrogen making system does not need the participation of a piston booster, solves the problem that the nitrogen making system is stopped due to the failure of the piston booster, does not need to maintain the piston booster, effectively reduces the energy consumption of the system, ensures stable production of nitrogen and saves the production cost.
Description
Technical field:
the utility model relates to the technical field of nitrogen making systems, in particular to a medium-pressure nitrogen making system for pressurizing an autoclave.
The background technology is as follows:
the autoclave pressurizing system can generate sparks with the workpiece in the process of stirring the air in the autoclave, so that fire accidents occur; therefore, nitrogen is adopted to replace air to serve as pressurized gas, the nitrogen is prepared through a nitrogen preparation system, the nitrogen preparation system of the auxiliary autoclave pressurizing system at present mainly prepares compressed air through a low-pressure air machine, the compressed air is stabilized through a buffer tank and is uniformly conveyed to a nitrogen preparation machine, a cooling dryer is utilized to cool and dry in the conveying process, and finally the nitrogen produced by the nitrogen preparation machine is conveyed and stored in a nitrogen storage tank after being pressurized through a piston booster, as shown in figure 1, but in the nitrogen preparation system, the failure rate of the piston booster is high, a plurality of piston boosters are connected in a parallel connection mode in the system, the problem that the nitrogen preparation system stops due to the failure of the piston booster still exists, the energy consumption of the piston booster is large, and the nitrogen preparation cost is high.
The utility model comprises the following steps:
the utility model aims to overcome the defects of the prior art, and provides a medium-pressure nitrogen making system for pressurizing an autoclave, compared with the prior art, the nitrogen making system does not need a piston booster, solves the problem that the nitrogen making system is stopped due to the failure of the piston booster, does not need to maintain the piston booster, effectively reduces the energy consumption of the system, ensures stable production of nitrogen and saves the production cost.
The medium-pressure nitrogen making system for the autoclave pressurization comprises a plurality of groups of nitrogen making units and storage units, wherein each nitrogen making unit comprises a medium-pressure air compressor, a buffer tank, a cold dryer, a nitrogen making machine and a nitrogen making pipeline, and the medium-pressure air compressor, the buffer tank, the cold dryer and the nitrogen making machine are sequentially connected on the nitrogen making pipeline in a serial manner;
the storage unit comprises a plurality of groups of nitrogen gas storage tanks and nitrogen supply pipelines, the nitrogen gas storage tanks are respectively and fixedly connected with air inlet pipelines, the air inlet pipelines are fixed on the nitrogen supply pipelines, and the tail ends of the nitrogen production pipelines are fixedly connected with the nitrogen production pipelines through pipeline connection.
Preferably, at least two groups of nitrogen storage tanks are arranged in the storage unit, an air outlet pipeline is fixedly connected to the nitrogen storage tanks, and electric stop valves are fixedly connected to the air outlet pipeline and the air inlet pipeline on the nitrogen storage tanks; and the nitrogen storage tank is fixedly connected with a pressure gauge.
Preferably, a pressure reducing valve is fixedly connected to an air outlet pipeline of the nitrogen storage tank.
Preferably, a gas one-way valve is fixedly connected to a nitrogen making pipeline between the medium-pressure air compressor and the buffer tank on the nitrogen making unit, the direction of the gas one-way valve is from the medium-pressure air compressor to the buffer tank, and the medium-pressure air compressor adopts a medium-pressure screw air compressor.
Preferably, the buffer tank is fixedly connected with a pressure gauge, a pressure regulating valve is fixedly connected with a nitrogen making pipeline between the buffer tank and the cold dryer, and a pressure release valve is fixedly connected with the buffer tank.
Preferably, a nitrogen dryer is fixedly connected to the nitrogen supply pipeline on the storage unit.
The utility model has the beneficial effects that:
compared with the original system, the medium-pressure nitrogen making system does not need the participation of a piston booster, solves the problem that the nitrogen making system is stopped due to the failure of the piston booster, does not need to maintain the piston booster, effectively reduces the energy consumption of the system, ensures stable production of nitrogen and saves the production cost.
Description of the drawings:
FIG. 1 is a schematic diagram of a nitrogen making system in a conventional autoclave pressurizing system;
FIG. 2 is a schematic diagram of a nitrogen compression system in accordance with the present utility model.
In the figure: 1. a nitrogen production unit; 2 memory cells.
The specific embodiment is as follows:
examples: as shown in fig. 2, a medium-pressure nitrogen making system for pressurizing an autoclave comprises a plurality of groups of nitrogen making units 1 and storage units 2, wherein each nitrogen making unit 1 comprises a medium-pressure air compressor, a buffer tank, a cold dryer, a nitrogen making machine and a nitrogen making pipeline, and the medium-pressure air compressor, the buffer tank, the cold dryer and the nitrogen making machine are sequentially connected on the nitrogen making pipeline in a serial connection mode;
the storage unit 2 comprises a plurality of groups of nitrogen gas storage tanks and nitrogen supply pipelines, the nitrogen gas storage tanks are respectively and fixedly connected with air inlet pipelines, the air inlet pipelines are fixed on the nitrogen supply pipelines, and the tail ends of the nitrogen production pipelines are fixedly connected with the nitrogen production pipelines through pipeline connection.
At least two groups of nitrogen storage tanks are arranged in the storage unit 2, an air outlet pipeline is fixedly connected to the nitrogen storage tanks, and electric stop valves are fixedly connected to the air outlet pipeline and the air inlet pipeline on the nitrogen storage tanks; and the nitrogen storage tank is fixedly connected with a pressure gauge.
And a pressure reducing valve is fixedly connected to an air outlet pipeline of the nitrogen storage tank.
The nitrogen making unit 1 is characterized in that a gas one-way valve is fixedly connected to a nitrogen making pipeline between the medium-pressure air compressor and the buffer tank, and the direction of the gas one-way valve is from the medium-pressure air compressor to the buffer tank, and the medium-pressure air compressor adopts a medium-pressure screw air compressor.
The nitrogen production device is characterized in that a pressure gauge is fixedly connected to the buffer tank, a pressure regulating valve is fixedly connected to a nitrogen production pipeline between the buffer tank and the cold dryer, and a pressure release valve is fixedly connected to the buffer tank.
And a nitrogen dryer is fixedly connected to the nitrogen supply pipeline of the storage unit 2.
Working principle: the utility model is a medium-pressure nitrogen making system for pressurizing an autoclave, fig. 1 is a schematic diagram of a primary nitrogen making system, mainly based on a low-pressure air compressor, a gas source is provided for a nitrogen making machine, but the pressure of nitrogen produced by the nitrogen making machine can not meet the pressurizing requirement of the autoclave, so a piston booster is added in the system, and the booster is used for pressurizing, but because the problem of the failure of the booster is more, a medium-pressure nitrogen making system without the booster is provided, the principle is as shown in fig. 2, a medium-pressure air compressor is adopted for providing the gas source for the nitrogen making machine, the nitrogen produced by the gas source can meet the stamping requirement, and the booster is needed for pressurizing through the piston booster;
compared with the original nitrogen making system, the medium-pressure nitrogen making system is provided with the buffer tank, the cold dryer and the corresponding nitrogen making machine which are independent to each other aiming at the medium-pressure air compressor, each group of nitrogen making units 1 can independently manufacture nitrogen with the requirement of pressurizing pressure, and in the original nitrogen making system, the common buffer tank and the common cold dryer are adopted, and the nitrogen making system is divided into a plurality of nitrogen making machines, such as the buffer tank and the cold dryer, so that the operation of the nitrogen making system is influenced; in addition, the pressure of compressed air generated by the medium-pressure air compressor in the medium-pressure nitrogen production system is high, so that the pressure gauge and the pressure relief valve are designed on the buffer tank, and the pressure regulating valve is arranged on the output pipeline of the buffer tank, so that automatic pressure relief can be performed when the pressure in the buffer tank is high.
The examples are presented to illustrate the utility model and are not intended to limit the utility model. Modifications to the described embodiment may occur to those skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model is therefore set forth in the appended claims.
Claims (6)
1. The utility model provides a well pressure system nitrogen system that autoclave filled pressure usefulness, includes a plurality of group nitrogen making unit (1) and memory cell (2), its characterized in that: the nitrogen making unit (1) comprises a medium-pressure air compressor, a buffer tank, a cold dryer, a nitrogen making machine and a nitrogen making pipeline, wherein the medium-pressure air compressor, the buffer tank, the cold dryer and the nitrogen making machine are sequentially connected on the nitrogen making pipeline in a serial manner;
the storage unit (2) comprises a plurality of groups of nitrogen storage tanks and nitrogen supply pipelines, the nitrogen storage tanks are respectively and fixedly connected with air inlet pipelines, the air inlet pipelines are fixed on the nitrogen supply pipelines, and the tail ends of the nitrogen production pipelines are fixedly connected with the nitrogen production pipelines through pipeline connection.
2. A medium pressure nitrogen making system for autoclave pressurization according to claim 1, wherein: at least two groups of nitrogen storage tanks are arranged in the storage unit (2), an air outlet pipeline is fixedly connected to the nitrogen storage tanks, and electric stop valves are fixedly connected to the air outlet pipeline and the air inlet pipeline on the nitrogen storage tanks; and the nitrogen storage tank is fixedly connected with a pressure gauge.
3. A medium pressure nitrogen making system for autoclave pressurization according to claim 2, wherein: and a pressure reducing valve is fixedly connected to an air outlet pipeline of the nitrogen storage tank.
4. A medium pressure nitrogen making system for autoclave pressurization according to claim 1, wherein: the nitrogen making unit (1) is characterized in that a gas one-way valve is fixedly connected to a nitrogen making pipeline between the medium-pressure air compressor and the buffer tank, the direction of the gas one-way valve is from the medium-pressure air compressor to the buffer tank, and the medium-pressure air compressor adopts a medium-pressure screw air compressor.
5. The medium pressure nitrogen making system for autoclave pressurization according to claim 4, wherein: the nitrogen production device is characterized in that a pressure gauge is fixedly connected to the buffer tank, a pressure regulating valve is fixedly connected to a nitrogen production pipeline between the buffer tank and the cold dryer, and a pressure release valve is fixedly connected to the buffer tank.
6. A medium pressure nitrogen making system for autoclave pressurization according to claim 1, wherein: and a nitrogen dryer is fixedly connected to the nitrogen supply pipeline of the storage unit (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320159170.9U CN219449326U (en) | 2023-02-09 | 2023-02-09 | Medium-pressure nitrogen making system for pressurizing autoclave |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320159170.9U CN219449326U (en) | 2023-02-09 | 2023-02-09 | Medium-pressure nitrogen making system for pressurizing autoclave |
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| Publication Number | Publication Date |
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| CN219449326U true CN219449326U (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320159170.9U Active CN219449326U (en) | 2023-02-09 | 2023-02-09 | Medium-pressure nitrogen making system for pressurizing autoclave |
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- 2023-02-09 CN CN202320159170.9U patent/CN219449326U/en active Active
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