CN206943810U - A kind of improvement for cleaning nitrogen recycling system pipeline - Google Patents
A kind of improvement for cleaning nitrogen recycling system pipeline Download PDFInfo
- Publication number
- CN206943810U CN206943810U CN201720486065.0U CN201720486065U CN206943810U CN 206943810 U CN206943810 U CN 206943810U CN 201720486065 U CN201720486065 U CN 201720486065U CN 206943810 U CN206943810 U CN 206943810U
- Authority
- CN
- China
- Prior art keywords
- nitrogen
- tank
- cleaning
- high pressure
- connecting pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model discloses a kind of improvement for cleaning nitrogen recycling system pipeline, including high-pressure liquid nitrogen pump, high pressure nitrogen tank and cleaning nitrogen buffer tank；The high-pressure liquid nitrogen pump is connected by the outlet of connecting pipe and liquid nitrogen storage tank and nitrogen is transported in the high pressure nitrogen tank by connecting pipe, the high pressure nitrogen tank is connected by connecting pipe with the standby entrance of the cleaning nitrogen buffer tank, and a control valve and check-valves are provided with the connecting pipe, gas outlet is provided with the lower section of the cleaning nitrogen buffer tank.The utility model is simple in construction, operation is convenient quick, one bye-pass is drawn by high pressure nitrogen pipeline and is sent to high pressure cleaning nitrogen buffer tank, to meet the requirement of cleaning nitrogen buffer tank, do not interfere with simultaneously outside high pressure nitrogen for the situation of deficiency, the normal operation of work is ensure that, improves productivity effect.
Description
Technical field
The cascade utilization of coal chemical industry nitrogen system is the utility model is related to, is specially a kind of cleaning nitrogen recycling system
The improvement of pipeline.
Background technology
At present, needed in the running of space flight stove gasification process using high pressure nitrogen carry out fine coal lock hopper punching press come
Realize the continuous supply of fine coal；Clean nitrogen to replace for burner oxygen system in gasifier operation, burner nozzle cooling water system rushes
Pressure, synthesizes dry gas seals of ammonia urea system compressor etc., and high pressure nitrogen is that air separation unit utilizes the interior of centrifugal high pressure liquid nitrogen pump
Compression process realizes continuous maneuverability, and when gasification carries out fine coal lock hopper punching press, the operating load of centrifugal high pressure liquid nitrogen pump meets
Punching press requirement, but nitrogen use level is drastically reduced after punching press terminates, and to ensure high-pressure liquid nitrogen pump stable operation, is not jumped because of cavitation erosion
Car must assure that the certain emptying amount of high pressure nitrogen, to maintain the normal operation of liquid nitrogen pump.Between the emptying using high pressure nitrogen
Gap carries out punching press to cleaning nitrogen buffer tank, to carry out the stabilization of cleaning nitrogen system, so as to save liquid nitrogen, reduces the energy
Waste.
Utility model content
The technical problem that the utility model solves is to provide a kind of improvement for cleaning nitrogen recycling system pipeline, with solution
The shortcomings that in certainly above-mentioned background technology.
The technical problem that the utility model solves is realized using following technical scheme：One kind cleaning nitrogen recycling system
The improvement of pipeline, including high-pressure liquid nitrogen pump, high pressure nitrogen tank and cleaning nitrogen buffer tank；The high-pressure liquid nitrogen pump passes through connecting tube
The outlet of road and liquid nitrogen storage tank is connected and nitrogen is transported in the high pressure nitrogen tank by connecting pipe, the elevated pressure nitrogen
Gas tank is connected by connecting pipe with the standby entrance of the cleaning nitrogen buffer tank, and one is provided with the connecting pipe
Control valve and check-valves, gas outlet is provided with the lower section of the cleaning nitrogen buffer tank.
In the utility model, a sewage draining exit is provided with the bottom of the cleaning nitrogen buffer tank.
In the utility model, a diameter of DN of connecting pipe between the high pressure nitrogen tank and cleaning nitrogen buffer tank is managed
Road.
In the utility model, control valve is provided with the connecting pipe between the high pressure nitrogen tank and liquid nitrogen storage tank.
In the utility model, high pressure piston is provided with the connecting pipe of the high pressure nitrogen tank and cleaning nitrogen buffer tank
Nitrogen pump.
The beneficial effects of the utility model：Simple in construction, operation facility fast, passes through high pressure nitrogen pipeline and draws a branch pipe
Road is sent to high pressure cleaning nitrogen buffer tank, to meet to clean the requirement of nitrogen buffer tank, while does not interfere with high pressure nitrogen
The outer situation for deficiency, the normal operation of work is ensure that, improves productivity effect.
Brief description of the drawings
Fig. 1 is utility model works flowage structure schematic diagram.
In figure：1. high-pressure liquid nitrogen pump, 2. high pressure nitrogen tanks, 3. cleaning nitrogen buffer tanks, 4. nitrogen storage tanks, 5. it is standby enter
Mouth, 6. control valves, 7. check-valves, 8. gas outlets, 9. sewage draining exits, 10. high pressure piston nitrogen pumps.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Embodiment：As shown in figure 1, a kind of improvement for cleaning nitrogen recycling system pipeline, including high-pressure liquid nitrogen pump 1, high pressure
Nitrogen pot 2 and cleaning nitrogen buffer tank 3；The high-pressure liquid nitrogen pump 1 be connected by connecting pipe with the outlet of liquid nitrogen storage tank 4 and
Nitrogen is transported in the high pressure nitrogen tank 2 by connecting pipe, between the high pressure nitrogen tank 2 and liquid nitrogen storage tank 4
Connecting pipe is provided with control valve, controls the entrance of nitrogen, and the high pressure nitrogen tank 2 passes through connecting pipe and the cleaning nitrogen
The standby entrance 5 of gas surge tank 3 is connected, and a control valve 6 and check-valves 7 are provided with the connecting pipe, prevents nitrogen
Gas backflow is sealed in inside high pressure nitrogen tank 2, the connecting pipe diameter between the high pressure nitrogen tank 2 and cleaning nitrogen buffer tank 3
For DN50 pipelines, high pressure piston nitrogen pump 10 is provided with the connecting pipe of the high pressure nitrogen tank 2 and cleaning nitrogen buffer tank 3,
Punching press is carried out to cleaning nitrogen buffer tank in the emptying gap using high pressure nitrogen, to carry out the stabilization of cleaning nitrogen system,
The lower section of the cleaning nitrogen buffer tank 3 is provided with gas outlet 8, and a sewage draining exit is provided with the bottom of the cleaning nitrogen buffer tank 3
9。
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, one's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model, the utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (5)
1. a kind of improvement for cleaning nitrogen recycling system pipeline, including high-pressure liquid nitrogen pump (1), high pressure nitrogen tank (2) and cleaning nitrogen
Gas surge tank (3)；It is characterized in that：The high-pressure liquid nitrogen pump (1) be connected by connecting pipe with the outlet of liquid nitrogen storage tank (4) and
Nitrogen is transported in the high pressure nitrogen tank (2) by connecting pipe, the high pressure nitrogen tank (2) passes through connecting pipe and institute
State cleaning nitrogen buffer tank (3) standby entrance (5) connection, and on the connecting pipe be provided with a control valve (6) and
Check-valves (7), gas outlet (8) are provided with the lower section of the cleaning nitrogen buffer tank (3).
2. a kind of improvement for cleaning nitrogen recycling system pipeline according to claim 1, it is characterized in that：In the cleaning nitrogen
The bottom of gas surge tank (3) is provided with a sewage draining exit (9).
3. a kind of improvement for cleaning nitrogen recycling system pipeline according to claim 1, it is characterized in that：The high pressure nitrogen
The a diameter of DN50 pipelines of connecting pipe between tank (2) and cleaning nitrogen buffer tank (3).
4. a kind of improvement for cleaning nitrogen recycling system pipeline according to claim 1, it is characterized in that：In the elevated pressure nitrogen
Connecting pipe between gas tank (2) and liquid nitrogen storage tank (4) is provided with control valve.
5. a kind of improvement for cleaning nitrogen recycling system pipeline according to claim 1, it is characterized in that：In the elevated pressure nitrogen
The connecting pipe of gas tank (2) and cleaning nitrogen buffer tank (3) is provided with high pressure piston nitrogen pump (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720486065.0U CN206943810U (en) | 2017-05-04 | 2017-05-04 | A kind of improvement for cleaning nitrogen recycling system pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720486065.0U CN206943810U (en) | 2017-05-04 | 2017-05-04 | A kind of improvement for cleaning nitrogen recycling system pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206943810U true CN206943810U (en) | 2018-01-30 |
Family
ID=61360058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720486065.0U Active CN206943810U (en) | 2017-05-04 | 2017-05-04 | A kind of improvement for cleaning nitrogen recycling system pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206943810U (en) |
-
2017
- 2017-05-04 CN CN201720486065.0U patent/CN206943810U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202158355U (en) | Liquid nitrogen transmitting system | |
| CN102913753A (en) | Storage and gasification project output system of LNG (Liquefied Natural Gas) receiving terminal as well as method | |
| CN206943810U (en) | A kind of improvement for cleaning nitrogen recycling system pipeline | |
| CN218968232U (en) | Vertical screw pump | |
| CN101644176B (en) | Vacuum steam recovery device for steam turbine | |
| CN201150845Y (en) | Chlorine mixing device | |
| CN207209022U (en) | A kind of liquid is filled with and suctioned out equipment | |
| CN207694126U (en) | A kind of simple conveying equipment of fire-fighting foams liquid | |
| CN212357397U (en) | Device for recovering chlorine gas by acid etching copper recovery system | |
| CN201416462Y (en) | Vacuum steam recovery device for steam turbine | |
| CN204385806U (en) | A kind of energy-efficient supply equipment | |
| CN207514566U (en) | Utilize the device of receiving station BOG compressor outlets gas temperature gasification LNG | |
| CN101644177B (en) | Dead steam reuse system | |
| CN208295553U (en) | A kind of single pump hydraulic pressure pipe-line transportation system with a variety of transport models | |
| CN208236816U (en) | A kind of easy-cleaning type hydraulic power unit | |
| CN214976568U (en) | Carbon dioxide recovery device | |
| CN207091376U (en) | A kind of new coal seam air pressure compression apparatus | |
| CN206346255U (en) | A kind of water hammer-resistant water system of the regional booster station of secondary water-supply | |
| CN105497939A (en) | Water-saving and noise-reducing vacuum system for pulsing vacuum pressure steam sterilizer | |
| CN207378488U (en) | The export structure of low-temperature pressure storage liquid | |
| CN206779082U (en) | A kind of horizontal fermentation tank movable type CIP purging systems | |
| CN215053501U (en) | Gravity type water purification technology supply system | |
| CN206255901U (en) | A kind of pressure pot system of reverse osmosis water purifier | |
| CN207243450U (en) | A kind of foam solution device for supplying for fire brigade | |
| CN220540890U (en) | Liquid nitrogen pipeline residual liquid cleaning and transporting system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |