CN107532880A - For checking system, method, the holder of camera device and the cylinder liner of cylinder liner - Google Patents

Abstract

The present invention provides a kind of means for being used for the easily state of wear of the cylinder liner of correct engine evaluated.After maintenance personal is placed on camera device 14 upper surface of piston 54, piston 54 is set to be made a round trip in cylinder 51.In a period of piston 54 makes a round trip, when camera device 14 arrives at the commitment positions on the moving direction of piston 54, terminal device 11 sends director data according to the crank angular data sent from crank angle measuring device 8 to camera device 14.Camera device 14 shoots the medial surface of cylinder liner 53 and the tactile fiery face of cylinder head 52 according to director data, and the view data of generation is sent to terminal device 11.

Description

For checking system, method, the holder of camera device and the cylinder of cylinder liner Bushing

Technical field

The present invention relates to a kind of technology for being used to check the cylinder liner of engine.

Background technology

, can be to the abrasion of cylinder liner as upkeep operation in the big-block engines such as the engine being equipped with large ship State is checked.

As the method for state of wear for checking cylinder liner, there are as below methods, and maintenance personal enters in cylinder directly Visual or shooting cylinder liner medial surface.

In addition, as the other method of state of wear for checking cylinder liner, there are as below methods, and maintenance personal is utilized from setting Put the medial surface of the camera device shooting cylinder liner in the scavenging port insertion cylinder of cylinder.

As the document of the technology for the state of wear for disclosing the part for checking engine, for example, patent document 1.Special In sharp document 1, following technology is disclosed, in order to cover the piston of engine caused processing groove in processing, with coating pair It is coated, and the color of coating is different with piston main body, after carrying out the operating of engine using the piston for being carried out coating, from Piston is taken out in the cylinder of engine, and the side of piston is shot with camera device, according to the brightness of the image obtained by shooting To determine the degree of wear of piston.

Prior art literature

Non-patent literature

Patent document 1：Japanese Unexamined Patent Publication 8-247724 publications

The invention problem to be solved

In order to allow maintenance personal enter cylinder in implement directly visually or shooting cylinder liner medial surface method (with Under, it is referred to as " being directly adjacent to method "), it is necessary to open cylinder head, this needs more time and labors.Accordingly, it is difficult to frequently Implementation is directly adjacent to method.In addition, after engine just shuts down, because being high temperature in cylinder, maintenance personal cannot be introduced into it In.Therefore, it can only could implement after cylinder interior cools down to be directly adjacent to method, and operation needs for a long time.In addition, directly leaning on In nearly method, maintenance personal needs in cylinder ladder up and down, also big with body burden while falling etc. dangerous.

On the other hand, if shooting the method for the medial surface of cylinder liner using the camera device inserted from scavenging port (following, to be referred to as " fixed point image capture method "), near the cylinder head remote apart from scavenging port, just can not clearly be schemed Picture.Generally, the rate of wear of cylinder liner, near bottom, near top faster, therefore in order to fully evaluate cylinder liner State of wear, not just near bottom, it is also desirable to the clearly image near top.Therefore, according to can not be closed In the fixed point image capture method of the picture rich in detail of near top, the state of wear of cylinder liner can not be fully evaluated.

In addition, any method either in the method that is directly adjacent to, fixed point image capture method, is shooting at different moments Position verification in different images obtained by same cylinder liner is difficult.Therefore, it is impossible to easily learn cylinder liner The change of the state of wear of specific region.

In view of the above problems, it is an object of the present invention to provide a kind of mill that easily can correctly evaluate cylinder liner The means of damage state.

The content of the invention

In order to solve the above problems, the present invention provides a kind of system for checking cylinder liner, and it includes：One shooting dress Put, on the upper surface for the piston for being configured to can be placed in engine, shoot the medial surface of cylinder liner, and generate expression and clapped The cylinder liner view data for the image taken the photograph, the cylinder liner cover the medial surface of cylinder, and the cylinder houses the piston；And one Data acquisition facility is put, obtains position data, the position data represents the camera device on the moving direction of the piston Position.

Said system can also be used and is constructed as below, including a command device, when the position data represents set position When, instruct the camera device to be shot, the camera device is shot according to the instruction of the command device.

It is constructed as below in addition, said system can also use, the position data acquisition device, which obtains, to be represented on the piston Crankangle crank angular data, and generate the position data using the crank angular data.

It is constructed as below in addition, said system can also use, including a distance-measuring device, it is configured to can be placed in this On the upper surface of piston, between the tactile fiery face of the upper surface for measuring the piston and the cylinder head for being placed on the cylinder head away from From, and the moving direction range data for the distance for representing measured is generated, the position data acquisition device utilizes the moving direction Range data generates the position data.

It is constructed as below in addition, said system can also use, the camera device shoots the cylinder for being placed on the cylinder head The tactile fiery face of lid, and the tactile areographic chart for the image for representing captured is generated as data, the position data acquisition device are touched using this Areographic chart generates the position data as data.

It is constructed as below in addition, said system can also use, the position data acquisition device utilizes the cylinder liner image Data generate the position data.

It is constructed as below in addition, said system can also use, including a bearing data acquisition device, obtain and represent the shooting The bearing data of the shooting direction of device.

It is constructed as below in addition, said system can also use, the camera device shoots the cylinder for being placed on the cylinder head The tactile fiery face of lid, and the tactile areographic chart for the image for representing captured is generated as data, direction data acquisition facility are touched using this Areographic chart generates direction data as data.

It is constructed as below in addition, said system can also use, direction data acquisition facility utilizes the cylinder liner image Data generate direction data.

It is constructed as below in addition, said system can also use, the camera device is measured from the camera device to reference object Distance, and generate the shooting distance data for the distance for representing measured, including a means for correcting, utilize the shooting distance data Correct the cylinder liner view data.

It is constructed as below in addition, said system can also use, the camera device shoots the cylinder for being placed on the cylinder head The tactile fiery face of lid, and the tactile areographic chart for generating the image for representing captured touches fiery face as data, including a means for correcting using this The image data correction cylinder liner view data.

It is constructed as below in addition, said system can also use, including an abrasion determining device, utilize the cylinder liner image Data determine the degree of wear of the cylinder liner, and generate the wear data of the degree of wear determined by expression.

It is constructed as below in addition, said system can also use, the camera device is generated on a ship or multiple identical Each gas in the multiple cylinders for the same type that the engine being equipped with each ship in the ship of type is included The cylinder liner graph data of cylinder, including：One attribute data acquisition device, obtains attribute data, and the attribute data is represented to this The attribute that the abrasion of cylinder liner has an impact, the attribute enter for the ship of a ship or the plurality of same type in the past The attribute of capable navigation；And relation data generating means, should using the wear data and the attribute data production Methods data Relation data represents the relation between the attribute and the degree of wear of the cylinder liner.

It is constructed as below in addition, said system can also use, the camera device generates the engine on being equipped with ship Comprising the related cylinder liner view data of cylinder, including：One attribute data acquisition device, obtain attribute data, the category Property data represent the attribute that abrasion to the cylinder liner has an impact, the attribute is the attribute of the navigation of ship progress；One Relation data acquisition device, obtains relation data, and the relation data is represented between the attribute and the degree of wear of the cylinder liner Relation；And a wear estimation device, the degree of wear of the cylinder liner is estimated using the attribute data and the relation data, and Generation represents the estimation wear data of the estimated degree of wear.

It is constructed as below in addition, said system can also use, including a notice device, on the cylinder bush sometimes Set, by the wear estimation device generation estimation wear data represented by the degree of wear and by the abrasion determining device generate When the difference between the degree of wear represented by wear data meets established condition, set notice is sent to user.

It is constructed as below in addition, said system can also use, the camera device generates multiple cylinders on same type In each cylinder cylinder liner view data, including：One evaluating data acquisition device, obtains and is generated by the camera device Cylinder liner view data and evaluating data, the evaluating data represent image according to represented by the cylinder liner view data The evaluation made to the state of the cylinder liner；And a draw-out device, the multiple evaluations obtained from the evaluating data acquisition device The cylinder liner view data specified with user is extracted in data has the cylinder liner view data institute of set similitude right The evaluating data answered.

It is constructed as below in addition, said system can also use, the camera device generates the engine on being equipped with ship Comprising the related cylinder liner graph data of cylinder, including：One attribute data acquisition device, for obtaining attribute data, The attribute data represents the attribute for the navigation that the ship was carried out in the past；And a draw-out device, the gas generated by the camera device When graphical representation cylinder liner represented by cylinder liner view data is damaged, obtained from the attribute data acquisition device multiple The attribute data for meeting established condition to that should damage is extracted in attribute data.

In addition, the present invention provides a kind of method for checking cylinder liner, including：Upper surface is placed with camera device The step that the piston of engine moves in the cylinder for housing the piston；And during the piston is mobile in the cylinder, or After the piston completes movement in the cylinder, camera device shooting covers the medial surface of the cylinder liner in the cylinder inside face Step.

In addition, the present invention provides a kind of holder, on the upper surface for the piston for being configured to can be placed in engine, protect Heat is prevented to be delivered to the camera device from the piston while holding camera device, the camera device is used to shoot cylinder liner Medial surface, cylinder liner covering house the medial surface of the cylinder of the piston.

It is constructed as below in addition, above-mentioned holder can also use, there is the upper surface for being arranged on the piston and the shooting Elastomer between device.

It is constructed as below in addition, above-mentioned holder can also use, has in the shooting area of the camera device and represent to be somebody's turn to do Word, mark or the figure of the shooting direction of camera device.

It is constructed as below in addition, above-mentioned holder can also use, there is the pin for supporting the camera device, fills the shooting Putting turns into the state at interval with the upper surface of the piston.

It is constructed as below in addition, above-mentioned holder can also use, the recessed of the piston upper surface is arranged on can be inserted into Clava in falling into.

It is constructed as below in addition, above-mentioned holder can also use, there is contact surface, the shape of the contact surface and the piston Upper surface shape engaging.

In addition, the present invention provides a kind of cylinder liner of engine, there is the medial surface of generation pattern, the pattern it is big It is at least one as abrasion process changes in small, shape and direction.

It is constructed as below in addition, above-mentioned cylinder liner can also use, medial surface has recess, on the radial direction of cylinder At least one in the size of the recess, shape and direction changes.

It is constructed as below in addition, above-mentioned cylinder liner can also use, the material that the recess is different from body by color is filled out Fill.

It is constructed as below in addition, above-mentioned cylinder liner can also use, having on multiple positions of cylinder circumferencial direction should Pattern.

It is constructed as below in addition, above-mentioned cylinder liner can also use, having on multiple positions of piston moving direction should Pattern.

It is constructed as below in addition, above-mentioned cylinder liner can also use, has not on each position in the plurality of position Same pattern.

Invention effect

According to the present invention, maintenance personal does not have to open cylinder head, without in entrance cylinder, it is possible to obtain cylinder liner The picture rich in detail of medial surface.As a result, maintenance personal easily can correctly evaluate the state of wear of cylinder liner.

Brief description of the drawings

Fig. 1 is the overall structure diagram for the cylinder liner inspection system that an embodiment provides.

Fig. 2 is the terminal device and camera device of an embodiment offer schematic device related to these devices.

Fig. 3 is the basic structure schematic diagram for the camera device that an embodiment provides.

The position view for the recess that the cylinder liner that Fig. 4 is provided by an embodiment includes.

The schematic shapes for the recess that the cylinder liner that Fig. 5 is provided by an embodiment includes.

Fig. 6 is the image schematic diagram captured by the camera device that an embodiment provides.

Fig. 7 is the basic structure schematic diagram that an embodiment is provided as computer used by the hardware of terminal device.

Fig. 8 is the basic structure signal that an embodiment is provided as computer used by the hardware of server unit Figure.

Fig. 9 is the illustrative view of functional configuration for the terminal device that an embodiment provides.

The data structure schematic diagram of reason database is calculated in the abrasion that the terminal device that Figure 10 is provided by an embodiment stores.

The data structure schematic diagram for the engine attribute database that the terminal device that Figure 11 is provided by an embodiment stores.

The data structure schematic diagram for the meteorological walrus database that the terminal device that Figure 12 is provided by an embodiment stores.

The data structure schematic diagram for the navigation schedule that the terminal device that Figure 13 is provided by an embodiment stores.

Figure 14 is the illustrative view of functional configuration for the server unit that an embodiment provides.

Figure 15 is the warning picture view shown by the terminal device that an embodiment provides.

Figure 16 is the image viewing picture view shown by the terminal device that an embodiment provides.

Figure 17 is the image viewing picture view shown by the terminal device that an embodiment provides.

Figure 18 is to last change reading picture view shown by the terminal device that an embodiment provides.

Figure 19 is the uneven wear confirmation screen schematic diagram shown by the terminal device that an embodiment provides.

Figure 20 is the schematic appearance for the camera device that a variation provides.

The position view for the recess that the cylinder liner that Figure 21 is provided by a variation includes.

Figure 22 is the view that the holder that a variation provides is placed on piston upper surface.

Figure 23 is the view that the holder that a variation provides is arranged on piston upper surface.

Figure 24 is to last change reading picture view shown by the terminal device that a variation provides.

The data structure schematic diagram for the upkeep operation database that the terminal device that Figure 25 is provided by a variation stores.

The data structure schematic diagram using fuel oil database that the terminal device that Figure 26 is provided by a variation stores.

Figure 27 is the picture view shown by the terminal device that a variation provides.

Figure 28 is the picture view shown by the terminal device that a variation provides.

Figure 29 is the picture view shown by the terminal device that a variation provides.

Main element symbol description

Embodiment

1. structure

Fig. 1 is the overall structure diagram for the cylinder liner inspection system 1 that the present embodiment provides.Cylinder liner inspection system 1 is the system that support is given when checking cylinder liner, the cylinder for the engine being equipped with cylinder liner covering ship Medial surface.

Cylinder liner inspection system 1 include be placed on ship 5 terminal device 11, by telecommunication satellite 6 and terminal device 11 server units 13 for entering the server unit 12 of row data communication, meteorological walrus data being provided server unit 12, gas The meteorology met with as walrus data expression ship 5 during navigation or walrus.In addition, though ship 5 and end shown in Fig. 1 End equipment 11 is each one, but the quantity of ship 5 and terminal device 11 is not limited to one.

The camera device 14 for forming cylinder liner inspection system 1 is further provided with ship 5 in addition to terminal device 11.Figure 2 be terminal device 11 provisioned in ship 5 and the schematic device related to these devices of camera device 14.

Ship 5 includes one or more engine (not shown).Engine generally has multiple cylinders 51, and Fig. 2 citings are shown One gone out among multiple cylinders 51.The top of cylinder 51 is opening, is generally covered with cylinder head 52.The major part of cylinder 51 Medial surface is covered by cylinder liner 53.In addition, piston 54 is housed in cylinder 51, with the operating of engine, piston 54 Moved back and forth in cylinder 51.Hereinafter, the moving direction of piston 54 is referred to as " moving direction ".In addition, cylinder 51 Or the circumferencial direction of cylinder head 52 is referred to as " circumferencial direction " '.

Cylinder liner 53 plays following effect, as improved sliding of the piston 54 in reciprocating motion, transmission engine Heat is come air-tightness for promoting to cool down, improving cylinder 51 etc..Although the medial surface of cylinder liner 53 is with the reciprocating motion of piston 54 It can wear, but the life-span of engine can be extended by replacing.

Cylinder 51 is provided with multiple scavenging ports 511, such as circumferentially arranges, and through the side of piston 54.Such as Shown in Fig. 2, scavenging port 511 is positioned close on the position of the bottom of cylinder 51.But when piston 54 is moved to most in cylinder 51 During bottom, scavenging port 511 is located at the upper surface (for example, crown face) compared to piston 54 more on the position of upside.Hereinafter, The position of piston 54 shown in Fig. 2 is referred to as " home position " '.In addition, the application refer to cylinder 51 or piston 54 up and down when, Using tactile fiery surface side as upside.

As shown in Fig. 2 camera device 14 is configured to can be placed on the upper surface of piston 54 by holder 7.Fig. 3 It is the basic structure schematic diagram of camera device 14.Camera device 14 include shot photography portion 141, shooting when to subject The control unit 143 of the light irradiation of the illuminating part 142 of irradiation light, the shooting in control photography portion 141 and illuminating part 142, from outside The view data of image captured by equipment reception is about shooting the acceptance division 144 of the director data instructed, storage represents is deposited Storage portion 145, the sending part 146 for sending image data to external equipment.

By once shooting generation view data, the pictorial data representation covers the whole region of hemisphere in photography portion 141 Jointless panoramic picture.That is, when camera device 14 being installed according to the direction shown in Fig. 2, the shooting area in photography portion 141 Domain is the whole region above the upper surface of piston 54.

Acceptance division 144 for example receives director data via WAP (not shown) from terminal device 11, and instruction Data are sent to control unit 143.Control unit 143 makes photography portion 141 perform shooting according to director data, at the same time makes illuminating part 142 perform light irradiation.Cylinder liner inspection system 1 generally entails the light irradiation of illuminating part 142 in shooting, therefore, below Described in " shooting " refer to the shooting of the light irradiation with illuminating part 142.The image generated by the shooting in photography portion 141 Data are stored in storage part 145, are at the same time sent to terminal device 11 by sending part 146.

The image shot by camera device 14 includes the image of medial surface and the bottom surface of cylinder head 52 of cylinder liner 53, Include the image for touching fiery face.Hereinafter, in the view data generated by camera device 14, the medial surface of cylinder liner 53 is represented The part of image be referred to as " cylinder liner view data ", represent that the part for the image that cylinder head 52 touches fiery face is referred to as " touching Areographic chart is as data ".

Holder 7, such as be made up of rubber, there is heat resistance, thermal insulation, low heat conductivity.In addition, holder 7 Pin with 3 or more than 4, to support camera device 14 to make the upper surface of itself and piston 54 turn into the state being spaced.Separately Outside, holder 7 and the contact area of piston 54 are small.Therefore, the heat of piston 54 is difficult to be delivered to as device 14.In addition, keep Utensil 7 has high resiliency, so even maintenance personal deals with improperly, piston 54 and camera device 14 also will not be easily damaged. Furthermore holder 7 need not its integrally be all made up of rubber, for example, it is also possible to using on metal framework coating rubber this The structure of sample.As long as the in addition, material of flexible, heat resistance, thermal insulation, low heat conductivity, it is possible to make instead of rubber To make the other materials of holder 7.

When maintenance personal checks cylinder liner 53, engine is closed, and operates the control device of motor, moves piston 54 To home position.Next, maintenance personal is placed on camera device 14 in holder 7, then, such as magic hand handle is utilized Camera device 14 is inserted into cylinder 51 from any one scavenging port 511, is placed on the center of the upper surface of piston 54.This When, maintenance personal is registered to the direction of camera device 14 on set direction.

Then, maintenance personal operates the control device of motor, piston 54 is done in cylinder 51 and once moves back and forth.Herein Period, the director data that camera device 14 is sent according to terminal device 11 are shot, and the view data of generation is transmitted To terminal device 11.

Then, maintenance personal using magic hand the camera device 14 being placed in holder 7 from arbitrary scavenging port 511 get outside cylinder 51.It is hereby achieved that the medial surface of cylinder liner 53 captured on multiple positions of moving direction Clearly image.

During the piston 54 makes a round trip, while terminal device 11 receives the view data sent by camera device 14 Receive the crank angular data of the relevant piston 54 sent by crank angle measuring device 8.Crank angle measuring device 8 is a kind of continuous survey Amount crankangle and the device for exporting the crank angular data for the crankangle for representing measured.The crank angular data that terminal device 11 receives For generating position data, the position data represents the position of the camera device 14 on moving direction.

It is further provided with ship 5 in addition to being equipped with crank angle measuring device 8 each during ship 5 navigates by water for measuring The measurement apparatus of attribute.Hereinafter, as shown in Fig. 2 the set of these measurement apparatus is referred to as measurement apparatus group 9.Survey Amount device group 9 includes：Engine attribute measurement apparatus, the attribute that the abrasion for measuring to cylinder liner 53 impacts, such as Number of engine revolutions measurement apparatus 91 and engine load measurement apparatus 92；Meteorological walrus association attributes measurement apparatus, such as wind Fast direction measuring apparatus 93 and tide speed are damp to measurement apparatus 94；Ship's speed association attributes measurement apparatus etc., filled as speed over the bottom measures Put 95 and speed through water measurement apparatus 96.Measurement apparatus included in measurement apparatus group 9 is the category for representing measured attribute Property data are sent to terminal device 11.The various attribute datas that terminal device 11 receives are used for the abrasion journey for speculating cylinder liner 53 Degree etc..

Cylinder liner inspection system 1 has determines cylinder liner 53 using the view data generated by camera device 14 The function of the degree of wear.In order to determine the degree of wear using view data, set on the medial surface of the cylinder liner 53 of the present embodiment There are multiple recesses 531, the recess 531 is shaped as the radial direction using cylinder liner 53 as the coniform of rotary shaft.Fig. 4 is The position of the recess 531 being arranged on cylinder liner 53 with " O " come the figure that represents.

In example shown in Fig. 4, at interval of moving along direction on 90 degree of position on the circumferencial direction of cylinder liner 53 Set on the crosspoint for 6 lines (circle) that 4 straight lines set and the circumferentially direction one set at equal intervals in the direction of movement are enclosed There is recess 531., can be suitably according to cylinder bush but the quantity of recess 531 and interval are not limited to the citing shown in Fig. 4 53 size etc. is covered to determine.

As shown in figure 5, each recess 531 is coniform, its diameter gradually becomes from the medial surface of cylinder liner 53 to lateral surface It is small.So as to which the diameter of the opening portion of recess 531 can diminish with the abrasion of cylinder liner 53.Therefore, according to by camera device The diameter of the image of recess 531 represented by the view data of 14 generations, it can easily and securely determine the mill of cylinder liner 53 Damage degree.

Fig. 6 is, in the image of the cylinder liner 53 shot by camera device 14, shooting when close on the upper surface of piston 54 Region (image clearly region) be cut into schematic diagram banding and that the image in tactile fiery face is cut out.Fig. 6 (a) represents shooting dress 14 images captured near the bottom of cylinder 51 are put, Fig. 6 (b) represents the institute near the midriff of cylinder 51 of camera device 14 The image of shooting, Fig. 6 (c) represent the image captured by near top of the camera device 14 in cylinder 51.As shown in fig. 6, shooting For device closer to the top of cylinder 51, the image for touching fiery face is bigger.

On the hardware construction of terminal device 11, e.g. in general terminal device computer.Fig. 7 is set as terminal The basic structure schematic diagram of computer 10 used by standby 11 hardware.Computer 10 includes being used for the storage for storing various data The program that device 101, basis are stored in memory 101 performs the processor 102 of various data processings and other devices enter line number According to communication for IF (Interface) communication IF 103, to the display devices such as the liquid crystal display of user's display image 104, connect The operation devices 105 such as the keyboard by user's operation.In addition, instead of the display device 104 being built in computer 10, or except this Outside can also use connection computer 10 exterior display device.In addition, instead of the operation device being built in computer 10 105, or in addition can also use the external operation device of connection computer 10.

On the hardware construction of server unit 12 and server unit 13, e.g. in general server unit calculates Machine.Fig. 8 is the basic structure schematic diagram as computer used by the hardware of server unit 12 and server unit 13 20. Computer 20 is including being used to store the memory 201 of various data, performing various numbers according to the program being stored in memory 201 Enter the communication IF 203 of row data communication according to the processor 202 and other devices of processing.

Fig. 9 is the illustrative view of functional configuration of terminal device 11.That is, computer 10 uses program according to terminal device 11 Data processing is performed, is thus operated as the device including the structure shown in Fig. 9.Hereinafter, to the function knot of terminal device 11 Structure illustrates.

The generation of time set 110 represents the time data of current time.Position data acquisition device 111 is from crank angular measurement Device 8 receives crank angular data, and the position of the position using the camera device 14 on crank angular data generation expression moving direction Put data.

Position data acquisition device 111 is determined using set calculation formula or conversion table on the moving direction of corresponding crankangle Camera device 14 position, the i.e. upper surface of piston 54 position, crank of the calculation formula represented by crank angular data Angle is as variable.That is, the position of camera device 14 uniquely determines according to crankangle, therefore crank angular data can quilt It is directly used as position data.

When the position data that is obtained by position data acquisition device 111 represents commitment positions, command device 112 just to Camera device 14 sends director data and makes its shooting.It is if the cylinder liner 53 in the image captured by camera device 14 is clear It is cut into banding and is linked in sequence after correcting distortion in the part of clear shooting, then among these positions, allows command device 112 to send out Position of the position of the camera device 14 of director data just as the covering whole region of cylinder liner 53 is sent to be determined in advance.Image Data acquisition facility 113 receives the view data sent by camera device 14.

Attribute data acquisition device 114 is received by the attribute data of each measurement apparatus transmission of measurement apparatus group 9.In addition, Attribute data acquisition device 114 obtains the attribute data inputted by maintenance personal, and receives the category sent by server unit 12 Property data.The attribute data of maintenance personal's input is that do not have in the navigation attribute for represent ship 5 measured by measured device group 9 The data of attribute, for example, the species for the fuel oil that engine uses.In addition, the attribute data sent by server unit 12 is Such as represent meteorological or walrus the meteorological walrus data that ship 5 is likely to be encountered in the navigation in future.

Abrasion determining device 115 determines cylinder liner 53 using the view data obtained by image data acquisition apparatus 113 The degree of wear, and generate represent determined by the degree of wear wear data.In the present embodiment, cylinder liner 53 from The thickness (μm) that original state plays abrasion is used as the index for representing the degree of wear of cylinder liner 53.Hereinafter, the thickness claims For " wear extent ".In addition, the index of the degree of wear on representing cylinder liner 53, cylinder liner 53 is ground from original state The thickness of damage is a citing, can also there is the finger that other various indexs are used as representing the degree of wear of cylinder liner 53 Mark.For example, the lost material weight (gram/m) of the per unit area of the medial surface of cylinder liner 53, per unit load Other indexs such as wear extent (micron/kilowatt), the wear extent (micro- m/h) of per unit hours underway can also be used as representing The index of the degree of wear of cylinder liner 53.

Dispensing device 116 sent to server unit 12 attribute data that is obtained by attribute data acquisition device 114 and by Wear the wear data that determining device 115 generates.Relation data acquisition device 117 receives relation data from server unit 12, The relation data represents the relation between the related attribute of the navigation of ship 5 and the wear extent of cylinder liner 53.

Wear estimation device 118 is obtained using the attribute data obtained by attribute data acquisition device 114 and by relation data The relation data that device 117 obtains is taken to estimate the wear extent of cylinder liner 53, and generates the wear extent for representing estimated (under Referred to herein as " estimation wear extent ") estimation wear data.

On cylinder liner 53 sometimes, represented by the estimation wear data that wear estimation device 118 generates Estimate wear extent and established condition is met by the difference between the wear extent represented by the wear data that abrasion determining device 115 generates When, notice device 119 sends set notice to maintenance personal etc..

Storage device 120 stores various data as described below.Figure 10 is the wear management number that storage device 120 is stored According to the data structure schematic diagram in storehouse.Wear management database is the database of main management wear extent, and wear extent is according to shooting Image captured by device 14 determines.

Wear management database includes the related tables of data of each cylinder 51 possessed by the engine that is equipped with ship 5.Mill The tables of data of damage management database is the data record collection for each image correlation that camera device 14 is shot.Wear management database Tables of data has：Field [shooting time] (title for below, being endowed [] represents data field name), for storage table diagram As the time data of shooting time；[camera site], the position data of the camera site on moving direction is represented for storing； [image], for storage image data；[wear extent], for storing wear data, wear data represents what is determined according to image The wear extent of cylinder liner 53；[estimation wear extent], estimate wear data for storing, estimation wear data represents image taking The estimation wear extent at moment.

[wear extent] and [estimation wear extent] respectively with the data field [first direction] of lower floor, [second direction] ..., [the n-th direction].However, " n " represents the quantity (with reference to figure 4) of recess 531 in a circumferential direction, in the example shown in Fig. 4, n =4.[first direction], [second direction] ..., [the n-th direction] correspond to respectively n on the circumferencial direction of cylinder liner 53 it is recessed Portion 531.[first direction] of the lower floor of [wear extent], [second direction] ..., [the n-th direction] be used to store wear data, wear Data represent wear extent determined by the image size of recess 531 corresponding to.[the first party of the lower floor of [estimation wear extent] To], [second direction] ..., [the n-th direction] be used for store represent estimation wear extent estimation wear data, the estimation wear extent It is to be existed with the previous shooting time of the image capture moment of its data record (hereinafter referred to as " last shooting time ") Wear extent determined by the image of the recess 531 of identical camera site shooting as benchmark, using last shooting time it What the attribute data and relation data of navigation correlation afterwards calculated.

Figure 11 is the data structure schematic diagram for the engine attribute database that storage device 120 is stored.Engine attribute Database is the database for management attribute data, and the attribute data represents the related attribute of the past operating of engine.

Engine attribute database includes the tables of data for each engine correlation being equipped with ship 5.Engine attribute data The tables of data that place includes is the data record collection during corresponding to each measurement.The tables of data of engine attribute database, which has, [to be surveyed During amount], [number of engine revolutions], [engine load], [suction temperature], [delivery temperature], [Cylinder lubricating amount] etc..

Figure 12 is the data structure schematic diagram for the meteorological walrus database that storage device 120 is stored.Meteorological walrus data Storehouse is the meteorology that meets with to be possible to for managing meteorology or walrus, ship 5 that ship 5 met with the past in future or walrus is related Attribute data database.

On past meteorological or walrus, meteorological walrus database includes the data record during corresponding each measurement, on Following meteorology or walrus, meteorological walrus database include the data record during corresponding each prediction.Included in meteorological walrus number On the meteorology in future or the data record of walrus it is from server according to terminal device 11 via server unit 12 according to storehouse The new meteorological walrus data that device 13 receives update, and the data record during having crossed prediction will be deleted.

Each data record of meteorological walrus database has for the data during storing expression measurement or during prediction [during measurement] and [wind speed], [wind direction], [tide speed], [tide to], [sea wave height] etc..

Above-mentioned engine attribute database and meteorological walrus database be storage device 120 stored be used for management attribute One example of the database of data.Storage device 120 can also store for example repairs (trim) related attribute for managing The database of data, the database for managing the related attribute data of ship's speed.

Figure 13 is the data structure schematic diagram for the navigation schedule that storage device 120 is stored.Navigate by water schedule storage table Show the data of following sail plan of ship 5.Navigation schedule has：[harbour navigation section], ship is represented for storing The harbour or the data in navigation section that oceangoing ship 5 is stopped；[period], for store represent ship 5 it is at anchor during or navigating Data during the navigation of row section.

Figure 14 is the illustrative view of functional configuration of server unit 12.That is, computer 20 is according to server unit 12 Data processing is performed with program, and is operated as the device with the structure shown in Figure 14.Hereinafter, server is filled 12 functional structure is put to illustrate.

Attribute data acquisition device 121 receives the attribute for the navigation that expression ship 5 was carried out in the past from terminal device 11 Attribute data.When ship 5 is multiple, attribute data acquisition device 121 is equipped with from each ship of these multiple ships 5 Terminal device 11 receive attribute data.

Wear data acquisition device 122 receives wear data from terminal device 11.Relation data generating means 123 using by The attribute data of the acquisition of attribute data acquisition device 121 and the wear data generation table obtained by wear data acquisition device 122 Show the relation data of the relation between attribute and wear extent.For example, relation data generating means 123 utilize attribute data and abrasion Data simultaneously obtain the relation using wear extent as target variable, using each attribute as explanatory variable by known regression analysis Formula, and generate the relation data for the relational expression for representing obtained.In addition, in production Methods data, except on target ship 5 Attribute data and wear data, can also utilize and the same type of target ship 5 the attribute data and mill on different ships 5 Damage data.

Storage device 124 stores various data as described below.First, storage device 124 is stored for managing by attribute The database for the attribute data that data acquisition facility 121 obtains.It is stored in the number for management attribute data of storage device 124 According to the engine attribute database (with reference to figure 11) and meteorological walrus data of storehouse and the storage device 120 for being stored in terminal device 11 As illustrated in storehouse (with reference to figure 12).In addition, the storage of storage device 124 is mainly used in management by wear data acquisition device The database of 122 wear datas obtained.Be stored in storage device 124 be used for manage wear data database and be stored in The wear management database (with reference to figure 10) of the storage device 120 of terminal device 11 is equally.If multiple ships 5, it is stored in These databases of storage device 124 just manage the data about these multiple ships 5.

In addition, storage device 124 stores the navigation schedule (reference for the storage device 120 for being stored in terminal device 11 Copy Figure 13).If multiple ships 5, storage device 124 just stores the navigation schedule about these multiple ships 5 Copy.

Claimed apparatus 125 will to server unit 13 according to the copy for the navigation schedule being stored in storage device 124 Seek the meteorological walrus data for representing that ship 5 is possible to the meteorology or walrus met with during following navigate by water.Meteorological walrus data The requirement that acquisition device 126 responds claimed apparatus 125 receives the meteorological walrus data sent by server unit 13.

Dispensing device 127 sends the relation data generated by relation data generating means 123 to terminal device 11.In addition, Dispensing device 127 sends the meteorological walrus data obtained by meteorological walrus data acquisition facility 126 to terminal device 11.

The functional structure of server unit 13 and the general server device carried out data transmission according to request to requestor Functional structure it is the same, therefore the description thereof will be omitted.

Next, the running to cylinder liner inspection system 1 illustrates.First, in cylinder liner inspection system 1, Terminal device 11 constantly updates the database for management attribute data, example according to the attribute data received from measurement apparatus group 9 Such as engine attribute database (with reference to figure 11) and meteorological walrus database (with reference to figure 12).In addition, terminal device 11 according to work as Navigation schedule is constantly updated in the change of the current location of preceding time and ship 5 (with reference to figure 13).Terminal device 11 can also root These databases and table are updated according to the data entry operation of maintenance personal etc..

In addition, terminal device 11 for example sends stored attribute data, mill with set frequency to server unit 12 Damage data etc..These data that server unit 12 is sent according to terminal device 11 update stored database.Server fills The attribute data and wear data production Methods Data Concurrent put 12 and for example stored with set frequency utilization are delivered to terminal and set Standby 11.As a result, the relation data of renewal can be acquired periodically in terminal device 11.

Maintenance personal utilizes the time of engine stop, carries out operation with appropriate frequency to shoot the figure of cylinder liner 53 Picture.Specifically, maintenance personal operates the control device of motor, piston 54 is moved to home position, and handle is arranged on holding Camera device 14 on utensil 7 is positioned over the upper surface of piston 54.Then, maintenance personal operates the control device of motor, makes work Plug 54 once moves back and forth in cylinder 51.

Among the process that piston 54 makes a round trip in cylinder 51, whenever cylinder liner 53 is arrived in the position of camera device 14 Moving direction on commitment positions when, terminal device 11 just to camera device 14 send director data.The basis of camera device 14 Director data is shot, and the view data of generation is sent to terminal device 11.

Terminal device 11 receives view data from camera device 14, and stores and arrive wear management database (with reference to figure 10). The image size generation wear data of recess 531 in image of the terminal device 11 according to represented by the view data of reception, and Store wear management database.

When generating new wear data, terminal device 11 just the wear extent last shooting time, last shooting when Between attribute represented by attribute data related during till now this substitute into the relational expression represented by relation data, and count Calculate estimation wear extent.Terminal device 11 stores estimation wear data into wear management database, estimates wear data table Show the estimation wear extent calculated.

Estimation wear extent of the terminal device 11 according to represented by newly-generated estimation wear data and it is stored in identical number Whether meet established condition according to the difference of the wear extent represented by the wear data in record to detect the possibility of inordinate wear. Hereinafter, the product of total number of revolutions of the engine of the poor divided by last shooting time of wear extent and estimation wear extent till now Whether the value obtained by score value is less than set threshold value, and the possibility of inordinate wear is detected using this condition as terminal device 11 Shi Suoyong established condition.But this condition is simply illustrated, and can also use other conditions, for example, wear extent and estimating Whether the difference for counting wear extent is less than set threshold value, the integrated value of the distance to go of poor divided by last shooting time till now Whether resulting value is less than set threshold value etc..

When terminal device 11 detects the possibility of the inordinate wear about any one cylinder liner 53, will show Picture (hereinafter referred to as " warning picture ") as shown in figure 15, thus notifies maintenance personal.Alerted when maintenance personal operates During " image viewing " button of picture, terminal device 11 will show picture as shown in figure 16 (hereinafter referred to as " image Reading picture ").Image viewing side by side picture shows the latest image of the cylinder liner 53 for the possibility for being detected inordinate wear With the image of last time shooting.In addition, the front view and vertical view of the cylinder liner 53 shown in region A01 in image viewing picture In figure, the part for being displayed on image viewing picture in the whole region of cylinder liner 53 now is represented with color, at the same time The part for being detected the possibility of inordinate wear is indicated with mark.

Maintenance personal can easily confirm to be detected the cylinder of inordinate wear possibility by image viewing picture The past of the medial surface of bushing 53 and present state.In addition, maintenance personal carries out operation to terminal device 11 it can be made aobvious Show the other parts of cylinder liner 53, make image augmentation or diminution, it is shown past image again.Furthermore image viewing is drawn Face is not just shown by operating " image viewing " button of warning picture, when carrying out set operation to terminal device 11 Can display.

In addition, maintenance personal can show terminal device 11 by operating " touch fiery face " button of image viewing picture Past and the image in present tactile fiery face.Figure 17 is the schematic diagram that image viewing picture shows the image for touching fiery face.Touch on fiery face Provided with air bleeding valve and fuel valve etc..Therefore, maintenance personal by the image viewing picture shown in Figure 17 can confirm that air bleeding valve and The state of fuel valve etc., and the suitable maintenance period of these devices can be judged etc..In addition, fired many times Expect that the front end of valve is nearby attached to the deposit of the referred to as carbon of carbon dust.Carbon dust is because caused by non-complete combustion of fuel.Cause This, maintenance personal can confirm that the state of carbon dust by the image viewing picture shown in Figure 17, and obtain the fired state of fuel Related information.

In addition, maintenance personal can make terminal device by operating " last change reading " button of image viewing picture 11 displays picture as shown in figure 18 (hereinafter referred to as " lasting change reading picture ").In change reading picture is lasted, Change is lasted with the estimation wear extent of past wear extent of the graphical representation about the target part of cylinder liner 53 and future. For during the navigation schedule shown in navigation schedule, when being navigated by water according to navigation schedule, terminal device 11 utilizes relation Data and following attribute data calculate estimation wear extent, and are shown in the curve map for lasting change reading picture.In addition, For navigation schedule it is uncertain during, for example, when being navigated by water according to the pattern as the past, terminal device 11 utilizes relation Data and past attribute data calculate estimation wear extent, and are shown in the curve map for lasting change reading picture.Maintenance Personnel can easily learn the preferable replacement time of cylinder liner 53 by lasting the curve map of change reading picture.

In addition, maintenance personal can set terminal by operating " uneven wear confirmation " button of image viewing picture Standby 11 display picture as shown in figure 19 (hereinafter referred to as " uneven wear confirmation screen ").Confirm in uneven wear In picture, with the change of wear extent in the direction of movement of the graphical representation about each shooting direction.Maintenance personal passes through not The curve map of uniform wear confirmation screen can easily learn the uneven wear degree of cylinder liner 53.

As described above, according to cylinder liner inspection system 1, maintenance personal easily can correctly evaluate cylinder liner 53 State of wear.

In addition, according to cylinder liner inspection system 1, maintenance personal can easily verify that the exhaust being arranged on tactile fiery face The state of valve and fuel valve etc..In addition, according to cylinder liner inspection system 1, maintenance personal, which can confirm that, is attached to tactile fiery face The state of carbon dust.Carbon dust often falls down when replacing fuel valve or opening cylinder head, therefore is being difficult to confirm its shape in the past State.According to cylinder liner inspection system 1, it can confirm that to be difficult the carbon dust state confirmed in the past, this is a bit to merit attention.

＜ variations ＞

Above-described embodiment can have various modifications in the range of the technological thought of the present invention.These deformations are described below Example.Alternatively, it is also possible to combine the variation of more than 2 hereinafter.

(1) in the above-described embodiments, camera device 14 includes taking the photograph for the panoramic picture of seamless shooting hemisphere whole region Shadow portion 141.It can be replaced using following structure, camera device 14 includes multiple photography portions 141, multiple by combining these Image captured by photography portion 141, generation cover the image of 360 degree of shooting areas on the circumferencial direction of cylinder liner 53.Figure 20 It is the schematic appearance for the camera device 14 that the variation provides.In addition, the arrow shown in Figure 20 represents shooting direction.Figure 20 institutes The camera device 14 shown includes 5 photography portions 141, and these visual angles of photography portion 141 in the horizontal direction are 100 degree or so.These 4 among photography portion 141 are configured to radial, and 90 degree of the shooting direction interval in these photography portions 141.Remaining one Individual photography portion 141 is configured to its shooting direction vertically upward.It is configured to the image of radial 4 photography portions while shooting Cylinder liner view data is generated after the combination of control unit 143.In addition, the photography portion 141 of shooting direction vertically upward generates Areographic chart is touched as data.

(2) in the above-described embodiments, camera device 14 is that the director data sent according to terminal device 11 is shot.Can To be replaced using following structure, camera device 14 is often just shot by given time.In the variation, shooting dress 14 are put when being shot and does not receive director data, and the view data of generation is sent to terminal device 11.Terminal device 11 The view data from camera device 14 is received, and the position data correspondence image data generated while reception view data Store in wear management database.

(3) in the above-described embodiments, the position data acquisition device 111 of terminal device 11 is to utilize crankangle generation position Data.The method that position data acquisition device 111 generates position data is not limited to this.

For example, it is also possible to using being constructed as below, upper surface and cylinder head of the position data acquisition device 111 according to piston 54 The distance between 52 tactile fiery face generates position data.In this case, cylinder liner inspection system 1 fills including range measurement Put, the distance-measuring device is configured to that the upper surface of piston 54 can be arranged on, for measuring upper surface and the cylinder of piston 54 The distance between tactile fiery face of lid 52, and generate the moving direction range data for the distance for representing measured.Position data obtains Device 111 generates position data using the moving direction range data by distance-measuring device generation.Alternatively, it is also possible to be shooting Device 14 includes the construction of distance-measuring device.

Alternatively, it is also possible to which using being constructed as below, position data acquisition device 111 generates position according to the air pressure in piston 54 Data.In this case, cylinder liner inspection system 1 includes air pressure measuring apparatus, and the air pressure measuring apparatus is arranged on piston 54 upper surface, for measuring the air pressure in piston 54, and generate the barometric information for the air pressure for representing measured.Position data obtains Device 111 is taken to generate position data using the barometric information by air pressure measuring apparatus generation.

Alternatively, it is also possible to which using being constructed as below, position data acquisition device 111 is using tactile areographic chart as data generate position Data.In this case, the image in tactile fiery face of the position data acquisition device 111 according to tactile areographic chart as represented by data is big It is small to determine the position of the camera device 14 on moving direction, and generate represent determined by position position data.

Alternatively, it is also possible to which using being constructed as below, position data acquisition device 111 utilizes cylinder liner view data generation position Put data.In this case, the shape for the recess 531 being arranged on cylinder liner 53 is not limited to circular cone, can be triangle Cone, quadrangular pyramid etc., or cone section can be star and arrow-shaped etc., be set according to the position on moving direction of different shapes Recess 531.The shape of the image of recess 531 of the position data acquisition device 111 according to represented by cylinder liner view data and Direction etc. determines the position of the camera device 14 on moving direction, and generate represent determined by position position data.

(4) in the above-described embodiments, the view data that is generated by camera device 14 and obtained by position data acquisition device 111 The pairing of the position data taken is carried out by terminal device 11.It the substitute is, figure can also be carried out by camera device 14 As the pairing of data and position data.In this case, camera device 14 includes position data acquisition device 111, by photographing Sent after the view data of the generation of portion 141 and the position data pairing obtained by position data acquisition device 111 to terminal device 11。

(5) in the above-described embodiments, that camera device 14 is arranged on being correctly oriented for the upper surface of piston 54 is upper as before Carry.That is, when camera device 14 is arranged on the direction of mistake, can not specify represented by cylinder liner view data Which part of image represents which part of the cylinder liner 53 of reality.Accordingly it is also possible to using being constructed as below, cylinder liner Inspection system 1 includes bearing data acquisition device, and direction data acquisition facility is used to obtain the shooting for representing camera device 14 The bearing data in direction.

For example, it is also possible to using being constructed as below, bearing data acquisition device is using tactile areographic chart as data generate direction number According to.In this case, bearing data acquisition device is according to the fuel touched in tactile areographic chart picture of the areographic chart as represented by data The position of the image of the components such as valve generates bearing data.

Alternatively, it is also possible to which using being constructed as below, bearing data acquisition device utilizes cylinder liner view data generation direction Data.In this case, corresponding circumferencial direction changes cross sectional shape and the direction for the recess 531 being arranged on cylinder liner 53 Deng.The shape of the image of recess 531 of the bearing data acquisition device according to represented by cylinder liner view data and direction etc. come Shooting direction is determined, and generates the bearing data in direction determined by expression.

Alternatively, it is also possible to which using being constructed as below, word, mark or the figure for representing shooting direction are set in holder 7 Shape.That is, when camera device 14 is arranged in holder 7, in order to the word, mark or figure of expression shooting direction Shape is clapped into the shooting area of camera device 14, and the word for representing shooting direction, note are set on the appropriate location of holder 7 Number or figure.In this case, only holder 7 is positioned in when being correctly oriented of the upper surface of piston 54, ability Shooting direction is determined according to clapping into word of image etc..

(6) it can also use and be constructed as below, cylinder liner inspection system 1 includes the distortion of correction cylinder liner view data Means for correcting.For example, when camera device 14 is arranged on the off-centered position in the upper surface of piston 54, by camera device 14 The image of the cylinder liner 53 of shooting causes engineer's scale to become uneven because of the position on circumferencial direction.Correction gas Cylinder liner view data, so that uneven engineer's scale homogenization.

For example, camera device 14 measures the shooting distance of each shooting direction in multiple shooting direction, that is to say, that Measurement generates the shooting distance data for the distance for representing measured from photography portion 141 to the distance of the medial surface of cylinder liner 53. Means for correcting corrects cylinder liner view data using the shooting distance data generated by camera device 14.

Alternatively, it is also possible to which using being constructed as below, means for correcting is using tactile areographic chart as Data correction cylinder liner picture number According to.In this case, means for correcting determines according to the distortion situation for touching tactile areographic chart picture of the areographic chart as represented by data The distortion of image represented by cylinder liner view data, and correct cylinder liner image to eliminate identified distortion Data.

(7) in the above-described embodiment, server unit 12 is to represent attribute and wear extent according to factor analysis to generate Relation relation data.The generation method of relation data is not limited to factor analysis.For example, can also during production Methods data Using the other methods such as approximate expression are sought, allow the weight (weight) for being multiplied by corresponding engine load number of engine revolutions product The relation of score value and wear extent is approximate.

(8) recess 531 being arranged on cylinder liner 53 can also be different from the material of the material of cylinder liner 53 with color Material is filled (hereinafter referred to as " packing material ").In this case, the cylinder liner 53 comprising recess 531 is completed After shaping, recess 531 is filled with packing material.Next, the inner side of the cylinder liner 5 of packing material is filled to recess 531 Face is ground.By these processes, the concavo-convex situation of medial surface is reduced, and can obtain sliding and the high cylinder bush of air-tightness Set 53.

The variation of cylinder liner view data is used in order to determine the position in the direction of movement of camera device 14 In, can also be in the direction of movement using the packing material of different colours.In this case, even if recess on moving direction 531 cross sectional shape and direction are identical, can also determine camera device 14 in the direction of movement by the color of packing material Position.

In addition, used to determine shooting direction in the variation of cylinder liner view data, can also be in circumference side The packing material of different colours is used upwards.In this case, even if the cross sectional shape of recess 531 on circumferencial direction and side To identical, shooting direction can also be determined by the color of packing material.

(9) shape for the recess 531 being arranged on cylinder liner 53 is not limited to taper, as long as the size in its section, At least one as abrasion process can produce change in shape and direction, any shape can.In addition, use packing material Fill in the variation of recess 531 or be constructed as below, by stacking the packing material of multiple different colours, fill material The color of material changes with abrasion process.In this case, the section of recess 531 need not must with abrasion process Produce change.In case of need, as long as the medial surface in cylinder liner 53 forms pattern, and the size of the pattern, shape And at least one in direction can change with abrasion process, then the structure of cylinder liner 53 is just not limited fixed.

(10) in the above-described embodiments, on the recess 531 being arranged on cylinder liner 53, extended to moving direction Multiple straight lines and on the crosspoint of direction multiple circles of one week multiple recesses 531 circumferentially are set.It is arranged on cylinder liner 53 On the layout of recess 531 be not limited to this.For example, a recess 531 only can be set on point is represented.In addition, can So that multiple recesses 531 are arranged side by side so that drafting spiral of these recesses 531 on the medial surface of cylinder liner 53.In addition, Groove-like recess 531 can be used.Figure 21 is the position view of the recess 531 on the cylinder liner 53 comprising groove-like recess 531.Example Such as, as shown in Figure 21 (a), the multiple recesses 531 extended to moving direction are arranged on the medial surface of cylinder liner 53.Example Such as, as shown in Figure 21 (b), circumferentially direction multiple recesses 531 of one week are arranged on the medial surface of cylinder liner 53.Separately Outside, when the section that cut-out groove-like recess 531 is formed is perpendicular to the bearing of trend of groove-like recess 531, its cross sectional shape is, for example, V Shape.

(11) in the above-described embodiments, holder 7 has multiple pin, the front end of pin and the upper surface of piston 54. It the substitute is or be constructed as below, the shape of the shape of the contact surface of holder 7 and the upper surface of piston 54 can So that they are mutually clamped.Figure 22 is to place to block with the concavo-convex phase with upper surface on the irregular upper surface of tool of piston 54 The view of the holder 7 of the contact surface of conjunction.By the variation, maintenance personal can be easily camera device 14 It is placed on the ad-hoc location of the upper surface of piston 54.

(12) sometimes the upper surface of piston 54 is provided with screw, and the screw is used to extract piston 54 from cylinder 51.When When the upper surface of piston 54 has the depression such as screw, holder 7 can have the clava inserted in the depression.Figure 23 is this The holder 7 that variation provides is arranged on the view of the upper surface of piston 54.In the variation, even if such as cylinder 51 axis is inclined relative to vertical direction, and camera device 14 will not also be offset from the ad-hoc location of the upper surface of piston 54. In addition, the clava that the holder 7 shown in Figure 23 is included does not have screw thread.It the substitute is, holder 7 includes being carved with The clava of screw thread, the clava, which may be screwed to, to be arranged in the screw of the upper surface of piston 54 so that the clava can also be inserted Enter in screw (depression).

(13) in the above-described embodiments, terminal device 11 is abnormal according to the difference detection between estimation wear extent and wear extent The possibility of abrasion.It the substitute is, or on this basis, terminal device 11 can last change according to wear extent Detect the possibility of inordinate wear.Figure 24 is that the change reading picture that lasts shown by the terminal device 11 that the variation provides shows It is intended to.In the variation, the rate of change of wear extent notifies the possibility of inordinate wear to maintenance personal etc. when great changes have taken place Property.In addition, the rate of change of wear extent be after the variable quantity of wear extent divided by the attribute of key wear reason obtained by value.Calculate During the rate of change of wear extent, the variable quantity of wear extent can with divided by various values, for example, number of engine revolutions (for example, being multiplied by pair Answer the weight (weight) of engine load) integrated value, distance to go (for example, being multiplied by the weight of corresponding engine load) Integrated value, integrated value of hours underway etc., it can use various.

(14) that described in above-described embodiment is not limited to by the Application way of the image captured by camera device 14 A bit.For example, for the opinion that the maintenance personal of ship 5 can be allowed conveniently to be provided using experts such as the technical staff of engine works, Using the image captured by by camera device 14.Specifically, for example, being stored in the wear management number of server unit 12 According to being provided with data field [evaluation] in the tables of data of storehouse (with reference to figure 10).Server unit 12 includes obtaining the evaluation of evaluating data Data acquisition facility, the evaluating data represent that expert does after seeing image to the medial surface of cylinder liner 53 and the state in tactile fiery face The evaluation gone out.The evaluating data obtained by evaluating data acquisition device is stored in wear management database.Maintenance personal When operation terminal device 11 is to specify the image of the cylinder liner 53 for wanting to obtain evaluation or tactile fiery face, terminal device 11 is to server Device 12 sends the view data of appointed image.Server unit 12 is deposited between the view data that terminal device 11 is sent Storage represents the view data of set similitude, and server unit 12 includes extracting data record from wear management database Draw-out device, data record storage evaluating data.View data and evaluation of the server unit 12 the data record of extraction Data are sent to terminal device 11.Terminal device 11 shows the view data sent by server unit 12 to maintenance personal and commented The content of valence mumber evidence.

(15) image that sometimes camera device 14 is shot shows cylinder liner 53 by damage (cut or corrosion etc.). It can use and be constructed as below, when detecting that cylinder liner 53 is damaged, such as the extraction of terminal device 11 aids in determining whether that this is different The data of normal reason simultaneously notify maintenance personal of ship 5 etc..

In the variation, the attribute data acquisition device 114 of terminal device 11 obtains except obtaining in above-described embodiment Attribute data, also obtain aid in determining whether cylinder liner 53 damage reason attribute data and represent ship 5 enter in the past The attribute data of the attribute of capable navigation, for example, the attribute data and ship 5 of the upkeep operation correlation that ship 5 was carried out in the past In related attribute data of the fuel oil used in the past etc..In addition, on these attribute datas, such as can be by ship 5 The data of the inputs such as maintenance personal, such as can also be the data generated by devices such as the control devices of controlling switch valve, this is opened Close valve to be used to switch fuel tank, the fuel tank is used to house the fuel oil for putting into engine.

The attribute data obtained by attribute data acquisition device 114 is stored in storage device 120.Figure 25 is to be used to manage Manage the data structure schematic diagram of the upkeep operation database of the attribute data for the upkeep operation correlation that ship 5 is carried out.Upkeep operation The table of database is the data record collection of corresponding upkeep operation, wherein, data field includes：[date-time], for storage table Show the data on the date and time that carry out upkeep operation；[device name] and [part name], object is safeguarded for storing expression Title data, safeguard that object has equipment and part；[upkeep operation title], the title of upkeep operation is represented for storing Data.

In addition, Figure 26 is to use fuel oil database for manage the related attribute data of fuel oil that ship 5 uses Data structure schematic diagram.When being equipped with multiple engines on ship 5, include corresponding each engine using fuel oil database Form.Figure 26 is represented by the related form of the engine of engine ID " 01 " identifications.Use the form of fuel oil database It is data record collection corresponding to each fuel oil that identical fuel tank persistently uses, wherein, data field includes：[period], use The data of fuel oil during use are represented in storage；[fuel tank numbering], for storing the fuel tank numbering of identification fuel tank, the fuel oil The fuel oil in case collecting post；[No. BDN], for storing BDN (the Bunker Delivery of identification fuel oil used Note) No. BDN；[publisher's title], for storing the data for the publisher's title for representing BDN；[viscosity at ambient temperature], for depositing Storage represents the data of the viscosity at ambient temperature (for example, 40 degree Celsius~50 degree kinematic viscosity) of fuel oil；[sulfur content], for depositing Storage represents the data of the sulfur content of fuel oil.

In the variation, such as when the maintenance personal of ship 5 visually displays that a cylinder bush on terminal device 11 When covering 53 image (Fig. 6), and detecting that cylinder liner 53 is damaged, set operation can be carried out on terminal device 11.Terminal Equipment 11 includes draw-out device, and when maintenance personal carries out set operation, the draw-out device is according to predetermined condition from being stored in Attribute data is extracted in the various databases of storage device 120.It is to take out that draw-out device, which extracts the condition used during attribute data, Take the condition of the attribute data of the damage reason for the cylinder liner 53 for aiding in determining whether to be specified by maintenance personal.Terminal device 11 to Maintenance personal shows the content of the attribute data extracted by draw-out device.

Figure 27 be in the variation terminal device 11 to the picture view shown by maintenance personal.Show in Figure 27 picture The options such as " upkeep operation ", " using fuel oil ", " delivery temperature internal pressure " are shown.Correspondence shown in Figure 27 picture is each The page form and graphical representation of option correspond to the content of the attribute data of the classification of option names (option name).Figure 27 institutes The page shown is the page of corresponding option name " upkeep operation ".

Upkeep operation shown in Figure 27 page refers to that such as camera device 14 is last and (starts inverse since last time Second) photographed this time (last time) shot this during in the upkeep operation of the progress of cylinder 51, The corresponding cylinder liner 53 specified by maintenance personal of the cylinder 51.Terminal device 11 is utilized and taken out from upkeep operation database (Figure 25) The attribute data taken shows Figure 27 page.Maintenance personal checks after Figure 27 page damage that for example may determine that cylinder liner 53 Whether wound is due to wrong upkeep operation (for example, the foreign matters such as screw are mixed into cylinder 51).

Figure 28 is the page schematic diagram of corresponding option name " using fuel oil ".Fuel oil shown in Figure 28 page refers to example As camera device 14 last (since last time reciprocal second) is photographed this time (last time) progress The fuel oil that intrinsic motivation uses during this of shooting, the corresponding cylinder liner 53 specified by maintenance personal of the engine.Eventually End equipment 11 utilizes the page that Figure 28 is shown from the attribute data extracted using fuel oil database (Figure 26).Maintenance personal checks For example may determine that after Figure 28 page cylinder liner 53 damage whether due to used fuel oil (for example, fuel oil Silica and aluminum oxide etc. content).

Figure 29 is the page schematic diagram of corresponding option name " delivery temperature internal pressure ".Figure 29 page shows expression The delivery temperature of cylinder 51 and the curve map for lasting change of internal pressure, the corresponding cylinder specified by maintenance personal of the cylinder 51 Bushing 53.In addition, delivery temperature and internal pressure will change according to the load of engine.Therefore, the basis of terminal device 11 The load of engine simultaneously converts the delivery temperature and internal pressure actually measured using set reduction formula (or conversion table) Into delivery temperature and internal pressure for example corresponding to 50% load, the corresponding cylinder liner specified by maintenance personal of the engine 53.The delivery temperature and internal pressure after graphical representation conversion shown in Figure 29.

Terminal device 11 shows Figure 29 page using the attribute data extracted from engine attribute database (Figure 11).Dimension Whether the personnel of repairing for example may determine that the damage of cylinder liner 53 due to the cylinder 51 0 damaged after checking Figure 29 page Part (for example, the air bleeding valve damaged).

In addition, in the variation, such as cylinder bush can also be detected by the image analysis processing of terminal device 11 The degree of impairment of set 53.In this case, maintenance personal need not detect the damage of cylinder liner 53 by image by visual observation Situation.In addition, in the variation, can be according to corresponding to the type of impairment (for example, the type such as scratch, corrosion) detected Condition extracts attribute data.It can also use and be constructed as below, if for example, when detecting that cylinder liner 53 is scraped off, just take out The related attribute data of upkeep operation is taken, if detected by low-temperature corrosion, just extracts the related attribute number of engine load According to.

(16) in the above-described embodiments, server unit 12 can also include a part for the constituting portion of terminal device 11. In addition, in the above-described embodiments, terminal device 11 can also include a part for the constituting portion of server unit 12.For example, In above-described embodiment, terminal device 11 can include the relation data generating means 123 of server unit 12.

(17) in the above-described embodiments, during piston 54 makes a round trip in cylinder 51 (correctly say be forward or to Either party central mobile period afterwards), the image shot by camera device 14 covers the whole region of cylinder liner 53.Take And instead of, it can also use and be constructed as below, the clearly figure of the given area of 14 shooting cylinder liners 53 of camera device Picture.For example, when maintenance personal simply wonders the state of wear near top region of cylinder liner 53, camera device 14 can Only to be shot in the position close to top.

(18) in the above-described embodiments, terminal device 11 and server unit 12 be common computer according to program at Manage to realize.It the substitute is, at least one party among terminal device 11 and server unit 12 can be so-called special Use equipment.

Claims (30)

1. A kind of 1. system for checking cylinder liner, it is characterised in that including：

   One camera device, on the upper surface for the piston for being configured to can be placed in engine, the medial surface of cylinder liner is shot, and Generation represents the cylinder liner view data of captured image, and the cylinder liner covers the medial surface of cylinder, and the cylinder houses The piston；And

   One position data acquisition device, obtains position data, and the position data represents that this on the moving direction of the piston is taken the photograph As the position of device.
2. 2. the system as claimed in claim 1, it is characterised in that

   Including a command device, when the position data represents set position, the camera device is instructed to be shot,

   The camera device is shot according to the instruction of the command device.
3. 3. system as claimed in claim 1 or 2, it is characterised in that the position data acquisition device, which obtains, to be represented on the work The crank angular data of the crankangle of plug, and generate the position data using the crank angular data.
4. 4. system as claimed in claim 1 or 2, it is characterised in that

   Including a distance-measuring device, be configured to can be placed on the upper surface of the piston, measure the piston upper surface and Be placed on the distance between tactile fiery face of the cylinder head of the cylinder head, and generate the moving direction of the distance for representing measured away from From data,

   The position data acquisition device generates the position data using the moving direction range data.
5. 5. system as claimed in claim 1 or 2, it is characterised in that the camera device shoots the gas for being placed on the cylinder head The tactile fiery face of cylinder cap, and the tactile areographic chart of the image for representing captured is generated as data,

   The position data acquisition device touches areographic chart as data generate the position data using this.
6. 6. system as claimed in claim 1 or 2, it is characterised in that the position data acquisition device utilizes the cylinder liner figure As data generate the position data.
7. 7. the system as any one of claim 1~6, it is characterised in that including a bearing data acquisition device, obtain Take the bearing data for the shooting direction for representing the camera device.
8. 8. system as claimed in claim 7, it is characterised in that the camera device shoots the cylinder head for being placed on the cylinder head Tactile fiery face, and generate the tactile areographic chart of the image for representing captured as data,

   Direction data acquisition facility touches areographic chart as data generate direction data using this.
9. 9. system as claimed in claim 7, it is characterised in that direction data acquisition facility utilizes the cylinder liner picture number According to generation direction data.
10. 10. the system as any one of claim 1~9, it is characterised in that

    The camera device measures distance from the camera device to reference object, and generate the shooting of the distance for representing measured away from From data,

    Including a means for correcting, the shooting distance Data correction cylinder liner view data is utilized.
11. 11. the system as any one of claim 1~9, it is characterised in that

    Camera device shooting is placed on the tactile fiery face of the cylinder head of the cylinder head, and generates touching for the image for representing captured Areographic chart as data,

    Including a means for correcting, areographic chart is touched as the Data correction cylinder liner view data using this.
12. 12. the system as any one of claim 1~11, it is characterised in that including an abrasion determining device, utilize The cylinder liner view data determines the degree of wear of the cylinder liner, and generates the abrasion number of the degree of wear determined by expression According to.
13. 13. system as claimed in claim 12, it is characterised in that

    Camera device generation is started on what is be equipped with each ship in a ship or the ship of multiple same types The cylinder liner graph data of each cylinder in the multiple cylinders for the same type that machine is included,

    Including：

    One attribute data acquisition device, obtains attribute data, and the attribute data represents that the abrasion to the cylinder liner has an impact Attribute, the attribute is the attribute for the navigation that the ship of a ship or the plurality of same type was carried out in the past；And

    One relation data generating means, using the wear data and the attribute data production Methods data, the relation data represents Relation between the attribute and the degree of wear of the cylinder liner.
14. 14. system as claimed in claim 12, it is characterised in that

    The camera device generates the cylinder liner view data for the cylinder correlation that the engine on being equipped with ship is included,

    Including：

    One attribute data acquisition device, obtains attribute data, and the attribute data represents that the abrasion to the cylinder liner has an impact Attribute, the attribute be the ship carry out navigation attribute；

    One relation data acquisition device, obtains relation data, and the relation data represents the abrasion journey of the attribute and the cylinder liner Relation between degree；And

    One wear estimation device, estimate the degree of wear of the cylinder liner using the attribute data and the relation data, and generate Represent the estimation wear data of the estimated degree of wear.
15. 15. system as claimed in claim 14, it is characterised in that including a notice device, on the cylinder sometimes Bushing, by the wear estimation device generation estimation wear data represented by the degree of wear and by the abrasion determining device generation Wear data represented by the degree of wear between difference when meeting established condition, send set notice to user.
16. 16. the system as any one of claim 1~15, it is characterised in that

    The camera device generates the cylinder liner view data on each cylinder in multiple cylinders of same type,

    Including：

    One evaluating data acquisition device, the cylinder liner view data generated by the camera device and evaluating data are obtained, this is commented The evaluation that valence mumber is made according to the image represented according to represented by the cylinder liner view data to the state of the cylinder liner；And

    One draw-out device, the cylinder bush specified with user is extracted from multiple evaluating datas of evaluating data acquisition device acquisition Set view data has the evaluating data corresponding to the cylinder liner view data of set similitude.
17. 17. the system as claimed in claim 1, it is characterised in that

    The camera device generates the cylinder liner graph data for the cylinder correlation that the engine on being equipped with ship is included,

    Including：

    One attribute data acquisition device, for obtaining attribute data, the attribute data represents the navigation that the ship was carried out in the past Attribute；And

    One draw-out device, the graphical representation cylinder liner represented by the cylinder liner view data that the camera device generates are damaged When hindering, the category for meeting established condition to that should damage is extracted in the multiple attribute datas obtained from the attribute data acquisition device Property data.
18. A kind of 18. method for checking cylinder liner, it is characterised in that including：

    Upper surface is placed with the step that the piston of the engine of camera device moves in the cylinder for housing the piston；And

    During the piston moves in the cylinder, or the piston is completed in the cylinder after moving, camera device shooting The step of covering the medial surface of the cylinder liner in the cylinder inside face.
19. 19. a kind of holder, it is characterised in that on the upper surface for being configured to can be placed in the piston of engine, keep taking the photograph As preventing heat to be delivered to the camera device from the piston while device, the camera device is used for the inner side for shooting cylinder liner Face, cylinder liner covering house the medial surface of the cylinder of the piston.
20. 20. holder as claimed in claim 19, it is characterised in that there is the upper surface for being arranged on the piston and the shooting Elastomer between device.
21. 21. the holder as described in claim 19 or 20, it is characterised in that there is table in the shooting area of the camera device Show the word, mark or figure of the shooting direction of the camera device.
22. 22. the holder as any one of claim 19~21, it is characterised in that have and support the camera device Pin, the upper surface of the camera device and the piston is turned into the state at interval.
23. 23. the holder as any one of claim 19~22, it is characterised in that be arranged on this with can be inserted into Clava in the depression of piston upper surface.
24. 24. the holder as any one of claim 19~21, it is characterised in that there is contact surface, the contact The shape in face and the shape of the upper surface of the piston engage.
25. 25. a kind of cylinder liner of engine, it is characterised in that there is the medial surface of generation pattern, size, the shape of the pattern It is and at least one as abrasion process changes in direction.
26. 26. cylinder liner as claimed in claim 25, it is characterised in that medial surface has recess, in the radial direction of cylinder At least one in the size of the upper recess, shape and direction changes.
27. 27. cylinder liner as claimed in claim 26, it is characterised in that the material that the recess is different from body by color is filled out Fill.
28. 28. the cylinder liner as any one of claim 25~27, it is characterised in that in the more of cylinder circumferencial direction There is the pattern on individual position.
29. 29. the cylinder liner as any one of claim 25~28, it is characterised in that in the more of piston moving direction There is the pattern on individual position.
30. 30. the cylinder liner as described in claim 28 or 29, it is characterised in that have on each position in the plurality of position There is different patterns.