CN110578596A - Closed cylinder sleeve water expansion tank for preventing gas from gathering - Google Patents
Closed cylinder sleeve water expansion tank for preventing gas from gathering Download PDFInfo
- Publication number
- CN110578596A CN110578596A CN201910807014.7A CN201910807014A CN110578596A CN 110578596 A CN110578596 A CN 110578596A CN 201910807014 A CN201910807014 A CN 201910807014A CN 110578596 A CN110578596 A CN 110578596A
- Authority
- CN
- China
- Prior art keywords
- expansion
- cabin
- water tank
- partition plate
- gas
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 239000007789 gas Substances 0.000 claims abstract description 41
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 238000005192 partition Methods 0.000 claims description 29
- 238000010926 purge Methods 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 108010066057 cabin-1 Proteins 0.000 description 11
- 238000013461 design Methods 0.000 description 6
- 229910001873 dinitrogen Inorganic materials 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/029—Expansion reservoirs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
- F01P11/14—Indicating devices; Other safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P2050/00—Applications
- F01P2050/02—Marine engines
Abstract
The invention discloses a closed cylinder sleeve water expansion water tank for preventing gas from gathering, which adopts a closed structure, is isolated from a cabin and prevents gas from leaking to the cabin, a vent pipe is arranged at the top of the expansion water tank to ventilate to a safe and open space, a combustible gas detector is arranged on the expansion water tank to ensure the continuous normal operation of the combustible gas detector, a nitrogen blow-through check valve is arranged at the upper part of the normal liquid level of the expansion water tank, and when the combustible gas leaks or the expansion water tank needs to be opened and maintained, the nitrogen blow-through is carried out on the expansion water tank to ensure the safe production.
Description
Technical Field
The invention relates to the technical field of manufacturing of water transportation equipment, in particular to a closed cylinder sleeve water expansion water tank for preventing gas from gathering.
Background
in a conventional ship, a diesel engine is used as the power of a main engine. The water cavity formed by the cylinder body water jacket and the cylinder sleeve water jacket of the diesel engine forms a cooling system of a diesel engine body, and the cooling system has the function of taking away heat generated in the working process of diesel engine parts, so that the temperature of the parts is kept within the range allowed by the normal working of the diesel engine, and the parts are prevented from being damaged due to the bearing of transitional thermal stress. In order to ensure the normal operation of the liner cooling water system, continuous monitoring is generally performed by observing the temperature and the amount of cooling water. Meanwhile, during the operation of the diesel engine, the possibility of gas leakage to a cooling water system exists. An oil content detector is arranged in a cooling water expansion tank of the common diesel engine ship, and whether abnormity occurs is confirmed by monitoring oil content so as to take measures in time and avoid accidents such as engine damage.
With the increasing emphasis on atmospheric emission of ships, the trend of using natural gas or other clean combustible gas as fuel in engines is a trend, and the defects that the gas cannot be monitored and the gas easily escapes to an engine room in a conventional open expansion water tank cannot be overcome at present, so an improved technology is urgently needed to solve the problem in the prior art.
Disclosure of Invention
The invention aims to provide a closed cylinder sleeve water expansion water tank for preventing gas from gathering so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a prevent closed cylinder liner water expansion tank of gas gathering, includes expansion tank cabin, little bay, cylinder liner water injection pipe, oil content detector, gas detector, permeability cell and nitrogen gas purge tube, expansion tank cabin inside upper end one side is provided with the bay, expansion tank cabin upper surface still is provided with a plurality of permeability cells, expansion tank cabin upper end is located and is provided with cylinder liner water injection pipe and gas detector in the bay, expansion tank cabin is located little bay department side lower extreme and is provided with the oil content detector, expansion tank cabin is located little bay department side upper end and is provided with the nitrogen gas purge tube.
Preferably, the small compartment comprises a supporting plate, a first partition plate and a second partition plate, the supporting plate is vertically connected with the first partition plate, the second partition plate is arranged at the top end of the inner portion of the expansion water tank, the first partition plate and the second partition plate are arranged in parallel, the top end of the first partition plate is located at the upper end of the normal liquid level, and the bottom end of the second partition plate is located at the lower end of the normal liquid level.
Preferably, the number of the vent pipes is at least two, and at least one vent pipe is arranged on the upper surface of the expansion water tank cabin, positioned on two sides of the second partition plate respectively.
Preferably, the nitrogen purging pipe is provided with a purging check valve and is arranged at the upper end of the normal liquid level.
Preferably, the expansion water tank is of a sealed structure and isolated from the cabin, and internal gas is exhausted out of the ship through the vent pipe.
Preferably, the upper part of the expansion tank cabin is provided with a closed manhole for cleaning and overhauling, and the closed manhole is connected with the upper surface of the expansion tank cabin in a bolt gasket connection mode.
Compared with the prior art, the invention has the beneficial effects that:
(1) The invention can find the abnormity of the main engine and the generator in time by monitoring the fuel gas leaked in the expansion water tank, and remind a crew to take measures to prevent serious accidents such as damage of the main engine or the generator and the like.
(2) On the basis of the conventional expansion water tank single-cabin design, a small bulkhead is added, the system circulates to the expansion water tank, the medium is firstly gathered in the small bulkhead, meanwhile, the bulkhead is designed into a circuitous structure mode, a water seal is formed, the gas is prevented from entering a large cabin, and the condition that the gas is not sucked into a cylinder sleeve water system due to the expansion water tank side is ensured.
(3) The gas can take place the gathering, need set up permeability cell to safe region respectively in two enclosed construction cabins, and development space has ensured the safety in cabin.
(4) The nitrogen purging pipe is arranged on the upper part of the normal liquid level of the expansion water tank, and when combustible gas leakage occurs or the expansion water tank needs to be opened and maintained, nitrogen purging is carried out on the expansion water tank, so that safety production is ensured.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the figure: the device comprises an expansion water tank cabin 1, a small compartment 2, a closed manhole 3, a cylinder liner water injection pipe 4, an oil content detector 5, a gas detector 6, a vent pipe 7, a nitrogen purging pipe 8, a supporting plate 21, a first partition plate 22 and a second partition plate 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a closed cylinder sleeve water expansion water tank for preventing gas accumulation comprises an expansion water tank large cabin 1, a small bulkhead 2, a cylinder sleeve water injection pipe 4, an oil content detector 5, a gas detector 6, a vent pipe 7 and a nitrogen purging pipe 8, wherein the expansion water tank large cabin 1 is of a sealed structure, the small bulkhead 2 is arranged on one side of the upper end inside the expansion water tank large cabin 1, closed manholes 3 are respectively arranged on two sides of the upper surface of the expansion water tank large cabin 1, the closed manholes 3 are connected with the upper surface of the expansion water tank large cabin 1 in a bolt gasket connection mode, the upper surface of the expansion water tank large cabin 1 is also provided with a plurality of vent pipes 7, at least two vent pipes 7 are arranged on the upper surface of the expansion water tank large cabin 1, at least one vent pipe 7 is respectively arranged on two sides of a second partition plate 23, the cylinder sleeve water injection pipe 4 and the gas detector 6 are arranged in the small bulkhead 2 at the upper end of the expansion water tank large cabin, expansion tank cabin 1 is located 2 side upper ends of little bulkhead and is provided with nitrogen gas and sweeps pipe 8, and nitrogen gas sweeps and installs on the pipe 8 and blows logical check valve, and nitrogen gas sweeps pipe 8 and sets up in normal liquid level upper end, expansion tank cabin 1 is sealed structure, and isolated with the cabin, and inside gas is extraship through permeability cell 7 discharge, 1 upper portion in expansion tank cabin sets up the closed manhole 3 that is used for cleaning the maintenance, and this closed manhole 3 adopts the mode that the bolt gasket is connected to link to each other with 1 upper surface in expansion tank cabin.
The small compartment 2 comprises a supporting plate 21, a first partition plate 22 and a second partition plate 23, the supporting plate 21 is vertically connected with the first partition plate 22, the second partition plate 23 is arranged at the top end inside the expansion tank cabin 1, the first partition plate 22 is arranged in parallel with the second partition plate 23, the top end of the first partition plate 22 is located at the upper end of a normal liquid level, and the bottom end of the second partition plate 23 is located at the lower end of the normal liquid level.
The use principle is as follows: on the basis of a conventional expansion water tank single-cabin design, a small bulkhead 2 is added, the system circulates to the expansion water tank, medium is firstly gathered in the small bulkhead 2, meanwhile, the bulkhead is designed into a circuitous structure mode, water seal is formed, gas is prevented from entering a large cabin, and it is guaranteed that gas cannot be sucked into a cylinder sleeve water system due to the expansion water tank side. Through reasonable design of the volume of the small compartment 2 and the normal liquid level, the oil detector is arranged at a proper height, and the gas detector 6 is arranged at the top of the small compartment 2, so that the rapid detection of the gas or fuel leakage of the cylinder sleeve water system is realized. Compared with the conventional large cabin design, the oil level is required to be greatly reduced to the position of the oil detector to realize detection, and the method is not as fast as the conventional design. The gas can be gathered, and the ventilation pipes 7 are required to be respectively arranged in the two closed structure cabins to be safe, so that the space (for example, the top of a chimney) is developed, and the safety of the cabins is guaranteed. If combustible gas leaks or expansion tank need open when the maintenance, can remain partial gas in the expansion tank, blow through the check valve design through setting up the nitrogen, blow through the nitrogen to expansion tank before the operation, ensure crew safety.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prevent closed cylinder liner water expansion tank of gas gathering which characterized in that: the device comprises an expansion water tank large cabin (1), a small bulkhead (2), a cylinder sleeve water injection pipe (4), an oil content detector (5), a gas detector (6), a vent pipe (7) and a nitrogen purging pipe (8), wherein the small bulkhead (2) is arranged on one side of the inner upper end of the expansion water tank large cabin (1), the plurality of vent pipes (7) are further arranged on the upper surface of the expansion water tank large cabin (1), the cylinder sleeve water injection pipe (4) and the gas detector (6) are arranged in the small bulkhead (2) at the upper end of the expansion water tank large cabin (1), the oil content detector (5) is arranged at the lower end of the side face of the small bulkhead (2) where the expansion water tank large cabin (1) is located, and the nitrogen purging pipe (8) is arranged at the upper end of the side face of the small bulkhead (2).
2. The closed cylinder liner water expansion tank for preventing gas from gathering as claimed in claim 1, wherein: the small compartment (2) comprises a supporting plate (21), a first partition plate (22) and a second partition plate (23), the supporting plate (21) is vertically connected with the first partition plate (22), the second partition plate (23) is arranged at the top end inside the expansion water tank large compartment (1), the first partition plate (22) and the second partition plate (23) are arranged in parallel, the top end of the first partition plate (22) is located at the upper end of a normal liquid level, and the bottom end of the second partition plate (23) is located at the lower end of the normal liquid level.
3. The closed cylinder liner water expansion tank for preventing gas from gathering as claimed in claim 1, wherein: at least two vent pipes (7) are arranged, and at least one vent pipe (7) is respectively arranged on the upper surface of the expansion water tank cabin (1) and positioned on two sides of the second partition plate (23).
4. The closed cylinder liner water expansion tank for preventing gas from gathering as claimed in claim 1, wherein: the nitrogen purging pipe (8) is provided with a purging check valve, and the nitrogen purging pipe (8) is arranged at the upper end of the normal liquid level.
5. The closed cylinder liner water expansion tank for preventing gas from gathering as claimed in claim 1, wherein: the expansion water tank big cabin (1) is of a sealed structure and is isolated from the cabin, and internal gas is discharged out of the ship through the vent pipe (7).
6. The closed cylinder liner water expansion tank for preventing gas from gathering as claimed in claim 1, wherein: the upper part of the expansion tank cabin (1) is provided with a closed manhole (3) for cleaning and overhauling, and the closed manhole (3) is connected with the upper surface of the expansion tank cabin (1) in a bolt gasket connection mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910807014.7A CN110578596A (en) | 2019-08-29 | 2019-08-29 | Closed cylinder sleeve water expansion tank for preventing gas from gathering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910807014.7A CN110578596A (en) | 2019-08-29 | 2019-08-29 | Closed cylinder sleeve water expansion tank for preventing gas from gathering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110578596A true CN110578596A (en) | 2019-12-17 |
Family
ID=68812413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910807014.7A Pending CN110578596A (en) | 2019-08-29 | 2019-08-29 | Closed cylinder sleeve water expansion tank for preventing gas from gathering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110578596A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4893589A (en) * | 1987-08-03 | 1990-01-16 | Bbc Brown Boveri Ag | Water cooling system for a supercharged internal-combustion engine |
| KR960029695A (en) * | 1995-01-19 | 1996-08-17 | 김정주 | Pressure-Invariant Sealed Expansion Tank Using Water Supply |
| CN201646724U (en) * | 2010-04-27 | 2010-11-24 | 株洲联诚集团有限责任公司 | Anti-cavitation locomotive expansion tank |
| CN203515776U (en) * | 2013-10-28 | 2014-04-02 | 中联重科股份有限公司 | Expansion tank and engine |
| CN206957807U (en) * | 2017-05-08 | 2018-02-02 | 陕西华臻汽车零部件有限公司 | A kind of multifunctional expanded water tank |
| CN107719102A (en) * | 2017-09-18 | 2018-02-23 | 东风汽车公司 | New-energy automobile dual system shares expansion tank |
| CN210829474U (en) * | 2019-08-29 | 2020-06-23 | 南通中远海运川崎船舶工程有限公司 | Closed cylinder sleeve water expansion tank for preventing gas from gathering |
-
2019
- 2019-08-29 CN CN201910807014.7A patent/CN110578596A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4893589A (en) * | 1987-08-03 | 1990-01-16 | Bbc Brown Boveri Ag | Water cooling system for a supercharged internal-combustion engine |
| KR960029695A (en) * | 1995-01-19 | 1996-08-17 | 김정주 | Pressure-Invariant Sealed Expansion Tank Using Water Supply |
| CN201646724U (en) * | 2010-04-27 | 2010-11-24 | 株洲联诚集团有限责任公司 | Anti-cavitation locomotive expansion tank |
| CN203515776U (en) * | 2013-10-28 | 2014-04-02 | 中联重科股份有限公司 | Expansion tank and engine |
| CN206957807U (en) * | 2017-05-08 | 2018-02-02 | 陕西华臻汽车零部件有限公司 | A kind of multifunctional expanded water tank |
| CN107719102A (en) * | 2017-09-18 | 2018-02-23 | 东风汽车公司 | New-energy automobile dual system shares expansion tank |
| CN210829474U (en) * | 2019-08-29 | 2020-06-23 | 南通中远海运川崎船舶工程有限公司 | Closed cylinder sleeve water expansion tank for preventing gas from gathering |
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