CN104595030B - Bearing abrasion monitoring system of low-speed two-stroke diesel engine - Google Patents
Bearing abrasion monitoring system of low-speed two-stroke diesel engine Download PDFInfo
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- CN104595030B CN104595030B CN201510025051.4A CN201510025051A CN104595030B CN 104595030 B CN104595030 B CN 104595030B CN 201510025051 A CN201510025051 A CN 201510025051A CN 104595030 B CN104595030 B CN 104595030B
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Abstract
The invention relates to a bearing abrasion monitoring system of a low-speed two-stroke diesel engine. The bearing abrasion monitoring system comprises a plurality of sets of bearing abrasion detection assemblies, wherein the bearing abrasion detection assemblies are arranged in a crank case of a cylinder body, each bearing abrasion detection assembly comprises a travel sensor, a detection marking piece and a mounting bracket, each mounting bracket comprises a plate-shaped bracket body and a sensor mounting plate, each plate-shaped bracket body is vertically arranged in the crank case of the cylinder body, each sensor mounting plate is arranged at the surface of one side, facing a crankshaft, of the corresponding plate-shaped bracket body, each travel sensor is arranged on the corresponding sensor mounting plate, each detection marking piece is arranged at the side wall of the corresponding crankshaft, moves up and down along with the crankshaft, and is positioned just above the corresponding travel sensor, and each travel sensor is conducted and connected with an external monitoring host through a cable. The bearing abrasion monitoring system has the advantages that the system can be skillfully and reasonably arranged in the crank case of the cylinder body, the abrasion of a bearing is monitored in real time, and the narrow space in the crank case is sufficiently utilized; when a main bearing is detached, the detachment of the monitoring system is not needed; the operation is simple and convenient, and the assembly efficiency is high.
Description
Technical field
The invention belongs to diesel engine bearing wear monitoring technical field, more particularly to a kind of low speed two-stroke diesel machine bearing
Wear monitoring system.
Background technology
At present, the mounting means of the bearing wear monitoring system of low speed two stroke diesel engine is mainly arranged on bearing cap
, when diesel engine main bearing seat superjacent air space is not enough, that is, there is situation about cannot install in side, bottom of the frame position.
In addition, when if desired dismantling main beating cap in use, hydraulic tensioning sleeve can be caused directly to lay,
After need to dismantling to bearing wear monitoring system monitoring device, base bearing could be dismantled, cause work to repeat, tire out
It is superfluous.
The content of the invention
To solve the above-mentioned problems in the prior art, the invention provides one kind dexterously, is reasonably arranged on cylinder
In body crank box, the abrasion condition of real-time monitoring bearing fully using the narrower space inside crank box, and dismantles base bearing
Shi Wuxu dismantles bearing wear monitoring system, simple, convenient, the high low speed two stroke diesel engine bearing wear of packaging efficiency
Monitoring system.
To solve above-mentioned technical problem, the present invention is adopted the following technical scheme that：
A kind of low speed two stroke diesel engine bearing wear monitoring system, includes many set axles being arranged in cylinder body crank box
Abrasion detection component is held, often covering bearing wear detection components includes stroke sensor, detection labelling part and mounting bracket；The peace
Dress support includes plate-shaped carrier main body and sensor installing plate；The plate-shaped carrier body normal ground is located in cylinder body crank box,
And it is provided with the sensor installing plate towards a side surface of bent axle, the stroke sensor is arranged on sensor installing plate
On；The detection labelling part is arranged on the side wall of bent axle, and can be moved up and down with bent axle, just going up positioned at stroke sensor
Side；The stroke sensor is connected by cable with the conducting of external monitoring main frame.
Further, the sensor installing plate includes installing plate main body, and the installing plate main body is arranged on plate-shaped carrier
In main body, and one end extends towards bent axle bending, and end is provided with horizontal mounting plate；The stroke sensor is arranged on horizontal mounting plate
On, and end of probe vertically upward, face detection labelling part.
Further, the sensor installing plate centrosymmetry of the plate-shaped carrier main body both sides is arranged, and overall vertical view is in " S "
Shape.
Further, the horizontal mounting plate is provided with sensor mounting hole, and the stroke sensor passes through and be fixed on biography
On sensor installing hole.
Further, the installing plate main body is integrally formed with horizontal mounting plate.
Further, the plate-shaped carrier main body includes being sequentially connected the demarcation strip of one and band lubricating oil funnel from top to bottom
Support, and the demarcation strip is connected with frame, the lower end with lubricating oil funnel stand is fixed on cylinder body crank box bottom.
Further, the cylinder body crank throw chamber interior wall is additionally provided with and is fixed for conducting connection stroke sensor and external monitoring
The crane span structure of the cable of main frame, the cable is located on crane span structure.
Further, the crane span structure includes " [" shape crane span structure main body, on cylinder body crank throw chamber interior wall；" [" shape bridge
Frame body is provided with some wire clamps for moving back and forth, and the cable is arranged on " [" shape crane span structure main body, and from wire clamp and " [" shape
Pass through between crane span structure main body.
The invention has the advantages that：
The present invention passes through above-mentioned technical proposal, you can dexterously, be reasonably arranged in cylinder body crank box, real-time monitoring axle
The abrasion condition for holding, it is ensured that the operation shape of bearing, fully using the narrower space inside crank box, it is to avoid traditional all kinds of axles
Hold to the processing request and the live technical problem big with difficulty is bored of frame when tool-wear monitoring device is installed, and dismantle base bearing
Shi Wuxu dismantles bearing wear monitoring system, simple, convenient, effectively improves packaging efficiency.
In addition, can realize fixing to cable by arranging crane span structure, can avoid again and directly be connect with cylinder body crank throw chamber interior wall
Touch and receive heat ageing, signal transmission performance is stable, reliable.
Description of the drawings
Fig. 1 is that a kind of vertical view of low speed two stroke diesel engine bearing wear monitoring system embodiment of the present invention installs knot
Structure schematic diagram；
Fig. 2 is that a kind of section view of low speed two stroke diesel engine bearing wear monitoring system embodiment of the present invention installs knot
Structure schematic diagram；
Fig. 3 is section view partial structural diagrams of the Fig. 1 along A-A；
Fig. 4 is section view partial structural diagrams of the Fig. 3 along B-B；
Fig. 5 is a kind of low speed two stroke diesel engine bearing wear monitoring system embodiment middle (center) bearing abrasion inspection of the present invention
Survey the partial structural diagram of component；
Fig. 6 is that sensor is installed in a kind of low speed two stroke diesel engine bearing wear monitoring system embodiment of the present invention
The structural representation of plate.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
As shown in Fig. 1 to Fig. 6：
A kind of low speed two stroke diesel engine bearing wear monitoring system described in the embodiment of the present invention, includes and is arranged on cylinder
Many set bearing wear detection components 1 in body crank box, often covering bearing wear detection components 1 includes stroke sensor 11, detection
Labelling part 12 and mounting bracket 13；The mounting bracket 13 includes plate-shaped carrier main body 131 and sensor installing plate 132；It is described
Plate-shaped carrier main body 131 is vertically located in cylinder body crank box, and it is provided with the sensor peace towards a side surface of bent axle 2
Dress plate 132, the stroke sensor 11 is arranged on sensor installing plate 132；The detection labelling part 12 is arranged on bent axle 2
On the wall of side, and can move up and down with bent axle 2, positioned at the surface of stroke sensor 11；The stroke sensor 11 passes through cable
14 are connected with the conducting of external monitoring main frame.
Wherein, the plate-shaped carrier main body 131 includes being sequentially connected the demarcation strip 1311 of one and band lubricating oil from top to bottom
Funnel stand 1312, and the demarcation strip 1311 is connected with frame 3, the lower end with lubricating oil funnel stand 1312 is installed and is fixed
In cylinder body crank box bottom.The sensor installing plate 132 includes installing plate main body 1321, and the installing plate main body 1321 is installed
In plate-shaped carrier main body 131, and one end extends towards the bending of bent axle 2, and end is provided with horizontal mounting plate 1322, the installing plate master
Body 1321 is integrally formed with horizontal mounting plate 1322；The center pair of sensor installing plate 132 of the both sides of plate-shaped carrier main body 131
Claim to arrange, overall vertical view is in serpentine.The horizontal mounting plate 1322 is provided with sensor mounting hole 1323, the stroke sensor
11 pass through and are fixed in sensor mounting hole 1323, and end of probe vertically upward, face detection labelling part 12.
When low speed two stroke diesel engine bearing wear monitoring system described in the embodiment of the present invention works, detection labelling part 12
Can move up and down with bent axle 2, while the real-time detection of stroke sensor 11 and the minimum range for detecting labelling part 12, if minimum range
Change, you can draw bearing wear situation (such as base bearing, cross head bearing, connecting rod according to the situation of change of minimum range
The abrasion condition of big-end bearing).
So, low speed two stroke diesel engine bearing wear monitoring system of the present invention can real-time monitoring bearing abrasion
Situation, it is ensured that the operation shape of bearing, and by using the installation being made up of plate-shaped carrier main body 131 and sensor installing plate 132
Support 13 by stroke sensor 11 dexterously, reasonably be arranged on cylinder body crank box in, fully using inside crank box compared with
Narrow space, it is to avoid big with difficulty is bored to the processing request of frame and scene when traditional all kinds of bearing wear monitoring devices are installed
Technical problem, and bearing wear monitoring system need not be dismantled when dismantling base bearing, it is simple, convenient, effectively improve assembling
Efficiency.
Used as a preferred version of the invention, the cylinder body crank throw chamber interior wall is additionally provided with and is fixed for conducting connection stroke sensing
The crane span structure 4 of the cable 14 of device 11 and external monitoring main frame, the cable 14 is located on crane span structure 4.Concrete structure is：The crane span structure
4 include " [" shape crane span structure main body 41, on cylinder body crank throw chamber interior wall；It is described " [" shape crane span structure main body 41 be provided with it is some come
The dynamic wire clamp 42 of return, the cable 14 be arranged on " [" shape crane span structure main body 41, and from wire clamp 42 with " [" shape crane span structure main body 41 it
Between pass through.So, cable 14 can be realized fixing by arranging crane span structure 4, can be avoided again direct with cylinder body crank throw chamber interior wall
Contact and receive heat ageing, signal transmission performance is stable, reliable.
Bearing pressure wear monitoring system of the present invention it is also possible to use on each series low-speed two stroke diesel engine.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. a kind of low speed two stroke diesel engine bearing wear monitoring system, it is characterised in that：Include and be arranged on cylinder body crank box
Interior many set bearing wear detection components（1）, often cover bearing wear detection components（1）Including stroke sensor（11）, detection mark
Note part（12）And mounting bracket（13）；The mounting bracket（13）Including plate-shaped carrier main body（131）With sensor installing plate
（132）；The plate-shaped carrier main body（131）Vertically in cylinder body crank box, and it is towards bent axle（2）A side surface set
There is the sensor installing plate（132）, the stroke sensor（11）Installed in sensor installing plate（132）On；The detection
Labelling part（12）Installed in bent axle（2）Side wall on, and can be with bent axle（2）Move up and down, positioned at stroke sensor（11）Just
Top；The stroke sensor（11）By cable（14）It is connected with the conducting of external monitoring main frame.
2. low speed two stroke diesel engine bearing wear monitoring system according to claim 1, it is characterised in that：The sensing
Device installing plate（132）Including installing plate main body（1321）, the installing plate main body（1321）Installed in plate-shaped carrier main body（131）
On, and one end is towards bent axle（2）Bending extends, and end is provided with horizontal mounting plate（1322）；The stroke sensor（11）It is arranged on
Horizontal mounting plate（1322）On, and end of probe vertically upward, face detection labelling part（12）.
3. low speed two stroke diesel engine bearing wear monitoring system according to claim 2, it is characterised in that：The tabular
Rack body（131）The sensor installing plate of both sides（132）Centrosymmetry is arranged, and overall vertical view is in serpentine.
4. low speed two stroke diesel engine bearing wear monitoring system according to claim 2, it is characterised in that：The level
Installing plate（1322）It is provided with sensor mounting hole（1323）, the stroke sensor（11）Through and be fixed on sensor mounting hole
（1323）On.
5. low speed two stroke diesel engine bearing wear monitoring system according to claim 3, it is characterised in that：The installation
Plate main body（1321）With horizontal mounting plate（1322）It is integrally formed.
6. low speed two stroke diesel engine bearing wear monitoring system according to claim 1, it is characterised in that：The tabular
Rack body（131）Including the demarcation strip for being sequentially connected one from top to bottom（1311）With band lubricating oil funnel stand（1312）, and
The demarcation strip（1311）With frame（3）Connection, the band lubricating oil funnel stand（1312）To be fixed on cylinder body bent for lower end
Turn bottom portion.
7. according to arbitrary described low speed two stroke diesel engine bearing wear monitoring system in claim 1-6, it is characterised in that：
The cylinder body crank throw chamber interior wall is additionally provided with and is fixed for conducting connection stroke sensor（11）With the cable of external monitoring main frame
（14）Crane span structure（4）, the cable（14）It is located in crane span structure（4）On.
8. low speed two stroke diesel engine bearing wear monitoring system according to claim 7, it is characterised in that：The crane span structure
（4）Including " ［ " shape crane span structure main body（41）, on cylinder body crank throw chamber interior wall；" ［ " shape crane span structure main body（41）If being provided with
The dry wire clamp that can move back and forth（42）, the cable（14）Installed in " ［ " shape crane span structure main body（41）, and from wire clamp（42）With " ［ "
Shape crane span structure main body（41）Between pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510025051.4A CN104595030B (en) | 2015-01-19 | 2015-01-19 | Bearing abrasion monitoring system of low-speed two-stroke diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510025051.4A CN104595030B (en) | 2015-01-19 | 2015-01-19 | Bearing abrasion monitoring system of low-speed two-stroke diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104595030A CN104595030A (en) | 2015-05-06 |
| CN104595030B true CN104595030B (en) | 2017-04-12 |
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ID=53121030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510025051.4A Active CN104595030B (en) | 2015-01-19 | 2015-01-19 | Bearing abrasion monitoring system of low-speed two-stroke diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104595030B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686156B (en) * | 2019-10-10 | 2021-06-25 | 河南柴油机重工有限责任公司 | Connecting device of diesel engine main bearing wear monitoring sensor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2160902Y (en) * | 1993-03-23 | 1994-04-06 | 航空航天工业部第五研究院第五一○研究所 | Bearing monitor |
| JP2519654B2 (en) * | 1993-05-25 | 1996-07-31 | 日本カーター株式会社 | Bearing wear monitoring device for multi-stage submerged pump |
| FR2913769B1 (en) * | 2007-03-12 | 2009-06-05 | Snecma Sa | METHOD FOR DETECTING DAMAGE TO A BEARING BEARING OF AN ENGINE |
| CN202732114U (en) * | 2012-07-30 | 2013-02-13 | 康士伯控制系统(上海)有限公司 | Marine main diesel engine bearing wear monitoring system |
| CN102840983B (en) * | 2012-08-06 | 2015-04-08 | 武汉理工大学 | Device and method for monitoring abrasion of sliding main bearing of marine diesel engine |
| CN204552944U (en) * | 2015-01-19 | 2015-08-12 | 玉柴船舶动力股份有限公司 | A kind of low speed two stroke diesel engine bearing wear monitoring system |
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2015
- 2015-01-19 CN CN201510025051.4A patent/CN104595030B/en active Active
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| Publication number | Publication date |
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| CN104595030A (en) | 2015-05-06 |
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