CN207962104U - Hydrogen chlorine pipeline improved structure - Google Patents

Abstract

The utility model provides an improved structure of a hydrogen chloride pipeline. The improved structure of the hydrogen-chlorine pipeline comprises a hydrogen gas inlet pipeline, a chlorine gas inlet pipeline and a chlorine-hydrogen reaction device, the end of the hydrogen gas inlet pipeline is connected with the described chlorine-hydrogen reaction device, and the end of the chlorine gas inlet pipeline is connected to the chlorine-hydrogen reaction device. The hydrogen chlorine reaction device is connected, and the hydrogen chlorine reaction device is connected with the hydrogen gas inlet pipeline and the chlorine gas gas inlet pipeline, and the hydrogen gas gas inlet pipeline and the chlorine gas gas inlet pipeline all have the pipeline structure of filling nitrogen replacement and venting. The improved structure of hydrogen and chlorine pipelines provided by the utility model adopts the structure of adding nitrogen-filled pipelines and emptying pipelines on hydrogen compressors and chlorine compressors, which can be filled with nitrogen for replacement during maintenance of hydrogen compressors and chlorine compressors to ensure maintenance efficiency. Safety performance, and the air pressure can be adjusted through the vent pipeline when the pressure fluctuates greatly, so as to avoid the shutdown of the whole line.

Description

Hydrochlorine pipeline improvement structure

technical field

The utility model relates to the field of chemical production equipment, in particular to an improved structure of a hydrogen chloride pipeline.

Background technique

When the hydrogen compressor of the existing hydrogen-containing pipeline is started or stopped in a single line, it is inconvenient to operate when it is merged into the system or cut out of the system, and the pressure fluctuates greatly, which may cause the entire line to stop. When the hydrogen compressor of the hydrogen-containing pipeline and the chlorine compressor of the chlorine-containing pipeline are repaired when there is a problem with the single machine, the gas in the hydrogen compressor and the chlorine compressor cannot be replaced, and a single-line shutdown is required for maintenance, otherwise the hydrogen compressor or chlorine During the maintenance of the press, hydrogen or chlorine gas is easy to leak, making the air flammable or producing poisonous gas, and the safety performance is not high.

Utility model content

In order to solve the above-mentioned technical problems, the utility model provides an improved hydrogen-chlorine pipeline structure with inconvenient operation when driving and parking, large pressure fluctuations, and easy shutdown of the whole line, which can be filled with nitrogen for replacement during maintenance, ensuring the safety of maintenance.

The improved structure of the hydrogen-chlorine pipeline provided by the utility model includes a hydrogen gas inlet pipeline, a chlorine gas inlet pipeline and a chlorine-hydrogen reaction device, the end of the hydrogen gas inlet pipeline is connected with the chlorine-hydrogen reaction device, The part is connected with the hydrogen chlorine reaction device, and the hydrogen chlorine reaction device is connected with the hydrogen gas inlet pipeline and the chlorine gas inlet pipeline, and the hydrogen gas inlet pipeline and the chlorine gas inlet pipeline all have nitrogen replacement and emptying. pipeline structure.

In a preferred embodiment of the hydrogen chlorine pipeline improvement structure provided by the utility model, the hydrogen inlet pipeline includes a hydrogen compressor, and the hydrogen compressor is connected to the end of the hydrogen inlet pipeline, and the hydrogen pressure The machine includes a hydrogen compressor body, a hydrogen compressor nitrogen filling pipeline and a hydrogen compressor venting pipeline, the hydrogen compressor nitrogen filling pipeline is connected to the hydrogen compressor body, and the hydrogen compressor venting pipeline is connected to the hydrogen compressor Ontology connection.

In a preferred embodiment of the improved structure of the hydrogen-chlorine pipeline provided by the utility model, the chlorine gas inlet pipeline includes a chlorine compressor, and the chlorine compressor is connected to the end of the chlorine gas inlet pipeline, and the chlorine gas inlet pipeline The machine includes a chlorine compressor body, a chlorine compressor nitrogen filling pipeline and a chlorine compressor venting pipeline, the nitrogen filling pipeline of the chlorine compressor is connected to the chlorine compressor body, and the chlorine compressor venting pipeline is connected to the chlorine compressor Ontology connection.

In a preferred embodiment of the improved structure of the hydrogen-chlorine pipeline provided by the utility model, the hydrogen intake pipeline and the chlorine intake pipeline both include an intake branch pipe, an intake distribution platform main pipe and a venting pipeline, and the venting The pipeline is connected to the main pipe of the intake distribution platform or the branch pipe of the intake air, one end of the branch pipe of the intake air is connected to the main pipe of the distribution station of the intake air, the branch pipe of the intake air is connected to the hydrogen chloride reaction device, and the vent The pipeline includes a vent pipe and a self-control valve, the self-control valve is arranged on the vent pipe, and one end of the vent pipe is connected to the hydrogen chloride reaction device.

In a preferred embodiment of the hydrogen chlorine pipeline improvement structure provided by the utility model, the hydrogen gas inlet pipeline and the chlorine gas inlet pipeline also include an air pressure detector and a PLC controller, and the air pressure detector is located at the On the hydrogen inlet pipeline, the PLC controller is connected with the air pressure detector, and the PLC controller is connected with the self-control valve.

The working principle and beneficial effect of the improved structure of the hydrochlorine pipeline of the present utility model:

The hydrogen compressor and the chlorine compressor are equipped with nitrogen filling pipelines and vent pipelines, which can be filled with nitrogen for replacement during maintenance of the hydrogen compressor and chlorine compressor, ensuring the safety performance of maintenance, and can pass through when the pressure fluctuates greatly. Empty the pipeline to adjust the air pressure to avoid stopping the whole line. When the hydrogen compressor or chlorine compressor is working normally, the nitrogen filling pipeline of the hydrogen compressor and the venting pipeline of the hydrogen compressor, or the nitrogen filling pipeline of the chlorine compressor and the venting pipeline of the chlorine compressor are all closed; Or when the chlorine compressor needs to be overhauled, the single-machine nitrogen filling pipeline and the single-machine venting pipeline are open. At this time, the hydrogen compressor is not stopped, and the hydrogen compressor is replaced with nitrogen. The single line does not need to stop, and the maintenance is safe.

The structure of venting the pipeline on the main pipe of the hydrogen distribution platform is adopted. When the pressure fluctuates greatly, the air pressure is adjusted through the venting pipeline to avoid the shutdown of the whole line and eliminate the hidden danger of system shutdown caused by pressure fluctuations. When driving or parking on a single line, the pressure fluctuation is reduced by merging into the system or cutting out the system without operation, and avoiding the whole line to stop. The self-control valve and the PLC controller can automatically control the hydrogen intake pressure, reducing manpower operations and saving time and effort.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. For example, for those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work, wherein:

Fig. 1 is a schematic cross-sectional structure diagram of a preferred embodiment of the improved structure of the hydrochlorine pipeline provided by the utility model.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1, Fig. 1 is a schematic cross-sectional structure diagram of a preferred embodiment of the improved structure of the hydrochlorine pipeline provided by the utility model.

The improved structure of the hydrogen and chlorine pipelines includes a hydrogen gas inlet pipeline 1 , a chlorine gas inlet pipeline 2 and a hydrogen chloride reaction device 3 . The end of the hydrogen gas inlet line 1 is connected to the hydrogen chloride reaction device 3 , and the end of the chlorine gas inlet line 2 is connected to the hydrogen chloride reaction device 3 .

The chlorine-hydrogen reaction device 3 is connected with the hydrogen gas inlet pipeline 1 and the chlorine gas gas inlet pipeline 2, and the hydrogen gas gas inlet pipeline 1 and the chlorine gas gas inlet pipeline 2 both have a pipeline structure of nitrogen replacement and venting.

The hydrogen gas inlet pipeline 1 includes a hydrogen compressor 10 . The hydrogen compressor 10 is connected to the end of the hydrogen gas inlet pipeline 1 . The hydrogen compressor 10 includes a hydrogen compressor body 11 , a hydrogen compressor nitrogen filling pipeline 12 and a hydrogen compressor venting pipeline 13 . The hydrogen compressor nitrogen filling pipeline 12 is connected to the hydrogen compressor body 11 , and the hydrogen compressor venting pipeline 13 is connected to the hydrogen compressor body 11 .

The chlorine gas inlet pipeline 2 includes a chlorine compressor 20 . The chlorine compressor 20 is connected to the end of the chlorine gas inlet pipeline 2 . The chlorine compressor 20 includes a chlorine compressor body 21 , a chlorine pressure nitrogen filling pipeline 21 and a chlorine pressure venting pipeline 23 . The chlorine pressure nitrogen filling pipeline 21 is connected to the chlorine compressor body 21 , and the chlorine pressure venting pipeline 23 is connected to the chlorine compressor body 21 .

Both the hydrogen inlet pipeline 1 and the chlorine gas inlet pipeline 2 include an inlet branch pipe 121 , an inlet distribution platform main pipe 122 , an emptying pipeline 123 , an air pressure detector 124 and a PLC controller 125 . The emptying pipeline 123 is connected with the main pipe 122 of the air intake distribution platform or the branch pipe 121 of the air intake, one end of the branch pipe 121 is connected with the main pipe 122 of the distribution table of the air intake, and the branch pipe 121 of the air intake is connected with the main pipe 122 of the air intake distribution station. Chlorohydrogen reaction unit 3 is connected. The vent pipeline 123 includes a vent pipe 230 and a self-control valve 231 . The self-control valve 231 is arranged on the vent pipe 230 , and one end of the vent pipe 230 is connected with the hydrogen chloride reaction device 3 . The air pressure detector 124 is arranged on the hydrogen inlet pipeline 1 , the PLC controller 125 is connected with the air pressure detector 124 , and the PLC controller 125 is connected with the automatic control valve 231 .

The working principle and beneficial effect of the improved structure of the hydrochlorine pipeline of the present utility model:

The hydrogen compressor 10 and the chlorine compressor 20 are equipped with a nitrogen filling pipeline and an emptying pipeline structure, which can be filled with nitrogen for replacement during the maintenance of the hydrogen compressor 10 and chlorine compressor 20, ensuring the safety performance of the maintenance, and can be used in case of pressure fluctuations. When it is large, adjust the air pressure by venting the pipeline to avoid stopping the whole line. When the hydrogen compressor 10 or the chlorine compressor 20 is working normally, the hydrogen compressor nitrogen filling pipeline 12 and the hydrogen compressor venting pipeline 13, or the chlorine compressor nitrogen filling pipeline 21 and the chlorine compressor venting pipeline 22 are all closed state; when the hydrogen compressor 10 or the chlorine compressor 20 needs to be overhauled, the stand-alone nitrogen filling pipeline and the stand-alone venting pipeline are in the open state. Parking, high maintenance safety.

The structure of venting the pipeline 123 on the main pipe 122 of the hydrogen distribution platform is adopted. When the pressure fluctuates greatly, the air pressure is adjusted through the venting pipeline 123 to avoid the shutdown of the whole line and eliminate the hidden danger of the system caused by the pressure fluctuation. When driving or parking on a single line, the pressure fluctuation is reduced by merging into the system or cutting out the system without operation, and avoiding the whole line to stop. The self-control valve 231 and the PLC controller 125 can automatically control the hydrogen intake pressure, reducing manual operations and saving time and effort.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. Any equivalent structure or equivalent process conversion made by using the utility model specification and accompanying drawings, or directly or indirectly used in other Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (5)

1. A hydrogen-chlorine pipeline improvement structure is characterized in that, comprises hydrogen gas inlet pipeline, chlorine gas inlet pipeline and chlorine-hydrogen reaction device, and described hydrogen gas inlet line end is connected with described chlorine-hydrogen reaction device, and described chlorine gas The end of the inlet pipeline is connected with the hydrogen chlorine reaction device, and the hydrogen chlorine reaction device is connected with the hydrogen gas inlet pipeline and the chlorine gas inlet pipeline, and the hydrogen gas inlet pipeline and the chlorine gas inlet pipeline all have nitrogen-filled Replacement and venting of piping structures. 2. According to the improved structure of hydrogen chlorine pipeline described in claim 1, it is characterized in that, the hydrogen gas inlet pipeline comprises a hydrogen compressor, and the hydrogen compressor is connected with the end of the hydrogen gas inlet pipeline, and the hydrogen The press includes a hydrogen compressor body, a hydrogen compressor nitrogen filling pipeline and a hydrogen compressor venting pipeline, the hydrogen compressor nitrogen filling pipeline is connected to the hydrogen compressor body, and the hydrogen compressor venting pipeline is connected to the hydrogen compressor Machine body connection. 3. according to the improved structure of hydrogen chlorine pipeline described in claim 1, it is characterized in that, described chlorine gas inlet pipeline comprises chlorine compressor, and described chlorine compressor is connected with the end of described chlorine gas inlet pipeline, and described chlorine The press includes a chlorine press body, a chlorine pressure nitrogen filling pipeline and a chlorine pressure venting pipeline, the chlorine pressure nitrogen filling pipeline is connected to the chlorine press body, and the chlorine pressure venting pipeline is connected to the chlorine press body. 4. according to the hydrogen chlorine pipeline improvement structure described in claim 1, it is characterized in that, described hydrogen gas inlet pipeline and described chlorine gas inlet pipeline all comprise inlet sub-pipe, inlet distribution platform main pipe and vent pipeline, and described The emptying pipeline is connected with the main pipe of the inlet distribution platform or the branch pipe of the inlet, one end of the branch pipe of the inlet is connected with the main pipe of the distribution station of the inlet, the branch pipe of the inlet is connected with the hydrogen chloride reaction device, the The vent pipeline includes a vent pipe and a self-control valve, the self-control valve is arranged on the vent pipe, and one end of the vent pipe is connected to the hydrogen chloride reaction device. 5. according to the improved structure of hydrogen chlorine pipeline described in claim 4, it is characterized in that, described hydrogen gas inlet pipeline and described chlorine gas inlet pipeline all also comprise air pressure detector and PLC controller, and described air pressure detector is set On the hydrogen inlet pipeline, the PLC controller is connected to the air pressure detector, and the PLC controller is connected to the self-control valve.