CN209910172U - Nitrogen sealing structure for heat conduction oil circulation system - Google Patents
Nitrogen sealing structure for heat conduction oil circulation system Download PDFInfo
- Publication number
- CN209910172U CN209910172U CN201920618642.6U CN201920618642U CN209910172U CN 209910172 U CN209910172 U CN 209910172U CN 201920618642 U CN201920618642 U CN 201920618642U CN 209910172 U CN209910172 U CN 209910172U
- Authority
- CN
- China
- Prior art keywords
- nitrogen
- separator
- expansion tank
- conduction oil
- outlet
- 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
Images
Landscapes
- Furnace Details (AREA)
Abstract
The utility model discloses a nitrogen seal structure for a heat conduction oil circulation system, belonging to the field of heat conduction oil circulation; the technical problem to be solved is to provide a nitrogen sealing system which has simple structure and convenient use, can effectively keep the internal pressure of an expansion tank stable and prolong the service life of the system; the technical scheme for solving the technical problem is as follows: a nitrogen seal structure for a heat conduction oil circulating system comprises a heating furnace, a separator, an expansion tank and a using device, wherein a heating oil outlet is connected with a using device inlet, a using device outlet is connected with a separator inlet, a separator outlet is connected with a heating furnace inlet, the expansion tank is arranged on the upper part of the separator, the bottom of the expansion tank is connected with the separator, the nitrogen seal structure also comprises a regulating valve and a liquid seal tank, the upper part of the expansion tank is provided with a nitrogen inlet and a gas phase outlet, the nitrogen inlet is connected with a nitrogen supplementing pipeline, the gas phase outlet is connected with an outlet pipeline, the nitrogen supplementing pipeline is provided with a regulating valve, and the gas phase outlet is connected with; the utility model discloses but wide application in conduction oil circulation field.
Description
Technical Field
The utility model relates to a conduction oil is nitrogen blanket structure for circulation system belongs to conduction oil circulation technical field.
Background
The heat conduction oil circulation system mainly prevents heat conduction oil oxidation, in the use process, the insulation measure of the heat conduction oil system and air needs to be made, generally, an expansion tank is used for insulating the heat conduction oil system, the expansion amount of the heated system can be stored through the expansion tank, meanwhile, heat conduction oil oxidation is prevented, gas generated by the system in the temperature rise process can be discharged from the expansion tank, the expansion tank can be used for replacing a heat medium in the system when the system is in power failure, and meanwhile, the expansion tank can also be used as a high-level supplement pressure head, so that the expansion tank is vital in maintenance, the expansion tank is generally externally connected with a nitrogen supplement pipeline, the heat conduction oil circulation system is isolated from the air in the expansion tank through supplementing nitrogen, the stability of the internal pressure of the expansion tank cannot be ensured, and the service life of the system is.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art exists not enough, provides a simple structure, and convenient to use can effectually keep the stable in expansion tank internal pressure, improves the nitrogen of system life-span and seals the system.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a conduction oil is nitrogen seal structure for circulation system, which comprises a heating furnace, the separator, the expansion tank, service equipment, the heating furnace export links to each other with service equipment import, service equipment export links to each other with the separator import, the separator export links to each other with the heating furnace import, separator upper portion is provided with the expansion tank, expansion tank bottom portion links to each other with the separator, still include governing valve and liquid seal jar, expansion tank upper portion is provided with nitrogen gas import and gaseous phase export, nitrogen gas access connection mends the nitrogen pipeline, gaseous phase export connection export pipeline, set up the governing valve on the mended nitrogen pipeline, gaseous phase export links to each other with the liquid seal jar.
The outlet of the separator is connected with the inlet of the heating furnace through a circulating pump.
The regulating valve is a self-operated regulating valve.
The liquid seal tank is filled with liquid, and the outlet of the outlet pipeline is positioned below the liquid level in the liquid seal tank.
Compared with the prior art, the utility model following beneficial effect has: set up the formula of relying on oneself governing valve on the benefit nitrogen pipeline, can keep valve back pressure to maintain at stable value, the gaseous phase export sets up under the liquid level of liquid seal tank, in the time of system superpressure, can break through the liquid seal and carry out the pressure release, ensures that the system can not contact with the outside air, and the leakproofness is good, can effectual improvement system life.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1 is a heating furnace, 2 is a separator, 3 is an expansion tank, 4 is using equipment, 5 is a regulating valve, 6 is a liquid seal tank, 7 is a nitrogen supplementing pipeline, 8 is an outlet pipeline, and 9 is a circulating pump.
Detailed Description
As shown in figure 1, the nitrogen sealing structure for the heat conduction oil circulation system of the utility model comprises a heating furnace 1 and a separator 2, expansion tank 3, service equipment 4, 1 export of heating furnace links to each other with 4 imports of service equipment, 4 exports of service equipment link to each other with 2 imports of separator, 2 exports of separator link to each other with 1 import of heating furnace, 2 upper portions of separator are provided with expansion tank 3, 3 bottoms of expansion tank link to each other with separator 2, still include governing valve 5 and liquid seal jar 6, 3 upper portions of expansion tank are provided with nitrogen gas import and gaseous phase export, nitrogen gas access connection benefit nitrogen pipe line 7, gaseous phase export connection export pipeline 8, set up governing valve 5 on the benefit nitrogen pipe line 7, gaseous phase export links to each other with liquid seal jar 6, link to each other through circulating pump 9 between 2 exports of separator and the 1 import of heating furnace, governing valve 5 is the formula of relying on oneself governing valve, there is liquid in the liquid seal jar 6, export of export pipeline 8 be located below the.
The utility model discloses when using, the formula of relying on oneself governing valve can guarantee that valve back pressure is stable all the time at 3KPa, and in gaseous phase outlet pipeline inserted the liquid seal jar simultaneously, the liquid seal height was 500mm, and the liquid seal jar was uncovered design, breaks the liquid seal pressure release during the system superpressure, can guarantee that the expansion tank is steady pressure all the time, and the while system does not contact with the outside air, has played effective reliable nitrogen and has sealed.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. The utility model provides a conduction oil is nitrogen seal structure for circulation system, including heating furnace (1), separator (2), expansion tank (3), use equipment (4), heating furnace (1) export links to each other with use equipment (4) import, use equipment (4) export to link to each other with separator (2) import, separator (2) export links to each other with heating furnace (1) import, separator (2) upper portion is provided with expansion tank (3), expansion tank (3) bottom links to each other with separator (2), its characterized in that: still include governing valve (5) and liquid seal jar (6), expansion tank (3) upper portion is provided with nitrogen gas import and gaseous phase export, and nitrogen gas access connection mends nitrogen line (7), and gaseous phase export connection export pipeline (8), sets up governing valve (5) on mending nitrogen line (7), and gaseous phase export links to each other with liquid seal jar (6).
2. The nitrogen sealing structure for the conduction oil circulation system according to claim 1, characterized in that: the outlet of the separator (2) is connected with the inlet of the heating furnace (1) through a circulating pump (9).
3. The nitrogen sealing structure for the conduction oil circulation system according to claim 1, characterized in that: the regulating valve (5) is a self-operated regulating valve.
4. The nitrogen sealing structure for the conduction oil circulation system according to claim 1, characterized in that: the liquid seal tank (6) is internally provided with liquid, and the outlet of the outlet pipeline (8) is positioned below the liquid level in the liquid seal tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618642.6U CN209910172U (en) | 2019-04-30 | 2019-04-30 | Nitrogen sealing structure for heat conduction oil circulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920618642.6U CN209910172U (en) | 2019-04-30 | 2019-04-30 | Nitrogen sealing structure for heat conduction oil circulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209910172U true CN209910172U (en) | 2020-01-07 |
Family
ID=69046578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920618642.6U Active CN209910172U (en) | 2019-04-30 | 2019-04-30 | Nitrogen sealing structure for heat conduction oil circulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209910172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151850A (en) * | 2021-11-19 | 2022-03-08 | 北京航天石化技术装备工程有限公司 | Heating medium system capable of being debugged in a split-ranging manner and debugging method |
-
2019
- 2019-04-30 CN CN201920618642.6U patent/CN209910172U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114151850A (en) * | 2021-11-19 | 2022-03-08 | 北京航天石化技术装备工程有限公司 | Heating medium system capable of being debugged in a split-ranging manner and debugging method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209910172U (en) | Nitrogen sealing structure for heat conduction oil circulation system | |
| CN102778039A (en) | Non overhead tank automatic oil-supplementation exhaust heat-supply flow system for organic heat carrier furnace | |
| CN102032798B (en) | High-temperature material cooling and afterheat recycling system in calcinater | |
| CN205874297U (en) | Coke oven crude gas , flue gas waste heat recovery utilize experiment test platform | |
| CN205300303U (en) | Boiler deoxidization tail vapour waste heat recoverer | |
| CN204716420U (en) | Case sled formula natural gas generator group device | |
| CN110195853A (en) | Electrode steam generator and heated by electrodes steam generation method | |
| CN205606172U (en) | Liquid nitrogen gasification equipment | |
| CN103602319B (en) | Conduction oil light component system for separating and purifying | |
| CN203364418U (en) | Heat transfer oil system capable of preventing oxidization of heat transfer oil | |
| CN210770621U (en) | Low-temperature liquid valve with leakage-proof function | |
| CN204213887U (en) | Oil smoke composite evaporation device | |
| CN202675626U (en) | Elevated-tank-free automatic oil supply, exhaust and heat supply flow system of organic heat carrier furnace | |
| CN220269662U (en) | Thermal insulation energy-saving fuel boiler | |
| CN202048821U (en) | Energy-saving secondary steam buffer tank for circulating water monitoring heat exchanger | |
| CN202131090U (en) | Electric heating brimstone melting pool of small-sized brimstone furnace | |
| CN204788018U (en) | Coker and amine liquid regenerating unit heat transfer network optimigation system | |
| CN220176478U (en) | Desorption device for laboratory | |
| CN110230879A (en) | Electrode boiler electrode bar | |
| CN105087079B (en) | A kind of gasification furnace power failure self-protecting device and method | |
| CN214747432U (en) | Novel single-tank immersed heat exchange fused salt energy storage heat supply device | |
| CN215062941U (en) | Solid electric heating storage and supply integrated device with pressure natural circulation | |
| CN208025848U (en) | A kind of Heat-conduction oil circulation system | |
| CN220870605U (en) | Liquefied gas storage equipment with buffer structure | |
| CN220765828U (en) | Ash bucket blanking system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |