CN205909987U - Conveniently inspect device of cylinder sealing nature - Google Patents
Conveniently inspect device of cylinder sealing nature Download PDFInfo
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- CN205909987U CN205909987U CN201620652370.8U CN201620652370U CN205909987U CN 205909987 U CN205909987 U CN 205909987U CN 201620652370 U CN201620652370 U CN 201620652370U CN 205909987 U CN205909987 U CN 205909987U
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Abstract
The utility model provides a conveniently inspect device of cylinder sealing nature, this conveniently inspect device of cylinder sealing nature include the tee bend pipeline, with the manometer of the first pipeline of tee bend pipeline intercommunication sets up the bleed valve on the second pipeline, and the tip of second pipeline is provided with air quick -operation joint, the third pipeline is used for and the cylinder body of the engine that the quilt was detected intercommunication. The beneficial effects of the utility model are that: can check out the sealed condition of main each jar of auxiliary engine fast. Especially discharge valve does not ablate and uses under the condition that seriously arouses the unusual rising of exhaust gas temperature yet, and the effect is fine. If discharge valve is intact, also can judge the piston ring alive of cylinder under the condition of not hanging the jar, piston, the wear status of cylinder liner.
Description
Technical field
The utility model is related to the technical field of ship, more particularly, to a kind of convenient dress checking cylinder pressurization ratio
Put.
Background technology
The cylinder pressurization ratio of main frame and slave for a long time, not only affect ship performance, indirectly for ship economy
Benefit also produces great impact, and prior art can not meet black gang's inspection bubble-tight to cylinder and judge, certain meaning
There is risk to ship equipment reliability and security, if can not finding and processing asking of cylinder pressurization ratio as early as possible in justice
Topic is it is more likely that cause very serious engine-damaged accident.After modern ships main frame and slave use for a period of time, piston ring, piston,
Cylinder sleeve all can wear and tear, air valve also can ablation, conventionally employed method has measurement blast pressure, is compared by arranging temperature, measurement
Compression pressure, these methods not only take but also can not accurately judge the poor air-tightness of which cylinder, such as measurement blast
The method of pressure, if abrasion be not very seriously pass through survey blast pressure be difficult to compare out, furthermore impact blast pressure
Also more than this factor of sealing of factor, comparing the method for row's temperature and measurement blast pressure is same reason, measurement compression
The method of pressure is also to have drawback, and such as valve ablation is not too serious, in the case that the row's of having no temperature abnormality raises, simply leads to
Crossing test compression pressure, to be difficult to find out that cylinder cylinder pressurization ratio bad, can not tear open again and hang each cylinder head and go to check, thus making
Become the sealing propertytest of engine relatively difficult.
Content of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of convenient inspection cylinder pressurization ratio
Device.
The utility model is to be achieved through the following technical solutions:
The utility model provides a kind of convenient device checking cylinder pressurization ratio, this convenient dress checking cylinder pressurization ratio
Put including three-way pipeline, the pressure gauge with the first pipeline communication of described three-way pipeline, be arranged on the vent valve on second pipe,
And the end of second pipe is provided with air snap joint, described 3rd pipeline is used for connecting with the cylinder body of detected engine
Logical.
Preferably, described 3rd pipeline is provided with nut, described nut is used for and the detonation pressure table on the cylinder body of engine
Joint connects.
Preferably, described manometric measurement range is 0-10kg/m2.
Preferably, described vent valve is ball valve.
The beneficial effects of the utility model are: can quickly find the sealing situation of each cylinder of major-minor machine.Particularly air bleeding valve is not
Ablation is serious also not to cause row's temperature abnormality to use in the case of raising, and effect is fine.If air bleeding valve is intact, in the feelings not hanging cylinder
Also the piston ring of cylinder, piston, the wear condition of cylinder sleeve can be judged under condition.
Brief description
Fig. 1 is the structural representation of the convenient device checking cylinder pressurization ratio that the utility model embodiment provides.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only in order to explain
The utility model, is not used to limit the utility model.
Refer to Fig. 1, Fig. 1 is the structural representation of the convenient device checking cylinder pressurization ratio that the utility model provides.
The utility model embodiment provides a kind of convenient device checking cylinder pressurization ratio, this convenient inspection cylinder seal
The device of property includes three-way pipeline 5, and the pressure gauge 1 with the first pipeline communication of described three-way pipeline 5 is arranged on second pipe
Vent valve 2, and the end of second pipe is provided with air snap joint 3, and described 3rd pipeline is used for starting with detected
The cylinder body connection of machine.
In the above-described embodiments, by can quickly find the sealing situation of each cylinder of major-minor machine using this device.Particularly arrange
The non-ablation of air valve is serious also not to cause row's temperature abnormality to use in the case of raising, and effect is fine.If air bleeding valve is intact, do not hanging
Also the piston ring of cylinder, piston, the wear condition of cylinder sleeve can be judged in the case of cylinder.
Understand the detection means that the present embodiment provides for convenience, with reference to specific accompanying drawing and embodiment, it is entered
Row detailed description.
The principle of the detection means that the present embodiment provides is: is changed using major-minor machine Measurement of detonation pressure table existing on ship
Dress, because detonation pressure table can be directly connected to the indicator valve on major-minor machine, compressed air enters cylinder by detonation pressure table, is then turned off putting
Air valve 2 judges cylinder pressurization ratio by observing pressure gauge 1 pointer decrease speed, solves crewman and cannot intuitively judge major-minor
The problem of machine cylinder pressurization ratio quality.
In concrete repacking Measurement of detonation pressure table, the detection means that is, repacking cost implementation provides, specifically, makes one into
Three-way pipeline 5, the first pipeline of three-way pipeline 5 connects pressure gauge 1, second pipe is provided with vent valve 2, and end is provided with
Air snap joint 3, the 3rd pipeline is used for being connected with the cylinder body of detected engine, and specifically this end is provided with nut 4, uses
Screw in the screw thread with the joint on cylinder and be connected.
Specifically, when connecting, using major-minor machine detonation pressure meter connector (with old detonation pressure meter connector just, as long as screw thread is close
Envelope property is good just), pressure gauge 1, measurement range 0-10kg/m of this pressure gauge 12, pressure tapping one is (in the present embodiment
In be nut 4), three sections of copper tube, air snap joint 3 one.Three-way pipeline 5, this three-way pipeline 5 is three of three-way connection
Joint connects a copper tube respectively and is formed.And first pipeline connect pressure gauge 1, connected mode can be welding and its other party
Formula, as long as air tight, can bear 10kg/m2Pressure.Second pipe connects a vent valve 2, and in the specific implementation, this is put
Air valve 2 is ball valve, connects an air snap joint 3 with copper tube after ball valve.All connecting portions, in addition to threaded its
He uses welding manner sealing preferable at connection.Air snap joint 3 connects uses mixedly air hose or controls air hose on ship
Another air snap joint 3, ship is used mixedly air or controls air pressure in 7kg/m2Pressure.
When specifically used, operation is as follows:
(1) main frame or slave jiggering disk to the first cylinder oil spout top dead centre；
(2) specific purpose tool being ready for is tightened to above the examination work(valve of main and submachine first cylinder it is ensured that air-tightness；
(3) connect 7kg/m2The snap joint 3 of pressure air pipe；
(4) open the air door before air snap joint 3, wait pressure gauge 1 numeral to reach or close to 7kg/m2Pressure
Power, closes and observes pressure gauge 1 pointer decrease speed during air door, and timing；
(5) observe the numeral of pressure gauge 1, pressure is reduced to when 0 timing to be stopped, and will insert the time and set count table
Lattice；
(6) continue jiggering to the oil spout top dead centre of next cylinder according to firing order.The next cylinder of detection, and count from pass
Close the time that air door drops to 0 to pressure.Measure all cylinders by that analogy, why to have measured according to firing order,
Because the time is the shortest, four-stroke machine device jiggering 2 circle just can complete, and two-stroke machine jiggering one circle can complete, and simultaneously
Each cylinder valve clearance can be checked.
By foregoing description as can be seen that this detection means can quickly find the sealing situation of each cylinder of major-minor machine.Particularly
The non-ablation of air bleeding valve is serious also not to cause row's temperature abnormality to use in the case of raising, and effect is fine.If air bleeding valve is intact, not
Also the piston ring of cylinder, piston, the wear condition of cylinder sleeve can be judged in the case of hanging cylinder.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all in this practicality
Any modification, equivalent and improvement made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (4)
1. a kind of convenient device checking cylinder pressurization ratio is it is characterised in that include three-way pipeline, the with described three-way pipeline
The pressure gauge of one pipeline communication, is arranged on the vent valve on second pipe, and the end of second pipe is provided with air and quickly connects
Head, described 3rd pipeline is used for connecting with the cylinder body of detected engine.
2. the convenient device checking cylinder pressurization ratio according to claim 1 is it is characterised in that set on described 3rd pipeline
It is equipped with nut, described nut is used for being connected with the detonation pressure meter connector on the cylinder body of engine.
3. the convenient device checking cylinder pressurization ratio according to claim 2 is it is characterised in that described manometric measurement
Scope is 0-10kg/m2.
4. the convenient device checking cylinder pressurization ratio according to claim 2 is it is characterised in that described vent valve is ball
Valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620652370.8U CN205909987U (en) | 2016-06-28 | 2016-06-28 | Conveniently inspect device of cylinder sealing nature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620652370.8U CN205909987U (en) | 2016-06-28 | 2016-06-28 | Conveniently inspect device of cylinder sealing nature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205909987U true CN205909987U (en) | 2017-01-25 |
Family
ID=57813494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620652370.8U Active CN205909987U (en) | 2016-06-28 | 2016-06-28 | Conveniently inspect device of cylinder sealing nature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449562A (en) * | 2017-06-30 | 2017-12-08 | 奇瑞汽车股份有限公司 | A kind of engine air cylinder wall temperature sensor device for detecting sealability and method |
-
2016
- 2016-06-28 CN CN201620652370.8U patent/CN205909987U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449562A (en) * | 2017-06-30 | 2017-12-08 | 奇瑞汽车股份有限公司 | A kind of engine air cylinder wall temperature sensor device for detecting sealability and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 033, area a, building 10, 199 Changjian Road, Baoshan District, Shanghai, 2009 Patentee after: Shanghai Dingheng Shipping Technology Co.,Ltd. Address before: A-405, 188 Yesheng Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 201306 Patentee before: SHANGHAI DINGHENG SHIPPING Co.,Ltd. |