CN202133376U - Device for detecting stroke and speed of thrust cylinder of shield machine - Google Patents
Device for detecting stroke and speed of thrust cylinder of shield machine Download PDFInfo
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- CN202133376U CN202133376U CN201120219457U CN201120219457U CN202133376U CN 202133376 U CN202133376 U CN 202133376U CN 201120219457 U CN201120219457 U CN 201120219457U CN 201120219457 U CN201120219457 U CN 201120219457U CN 202133376 U CN202133376 U CN 202133376U
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- oil cylinder
- shield machine
- stroke
- laser sensor
- speed
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Abstract
The utility model discloses a device for detecting the stroke and speed of a thrust cylinder of a shield machine. The base of one of the cylinder in each thrust cylinder zone of the shield machine is provided with a laser sensor, a visible laser beam emitted by the laser sensor is parallel with the axis of the thrust cylinder corresponding to the laser sensor, is irradiated to a support boot on the top of the cylinder, is used for detecting the current push distance of the support boot pushing the cylinder, converts the push distance into an analog signal in linear relationship with the stroke of the support boot and outputs the analog signal. The device also comprises a PLC for receiving the analog signal, calculating the current push speed of the support boot according to the push distance corresponding to the analog signal and a preset sampling time, and outputting the current push speed and push distance data of the support boot; and a touch screen for receiving the push speed and push distance data outputted by the PLC and outputting and displaying the data. The detecting device is convenient for installation and maintenance.
Description
Technical field
The utility model relates to a kind of shield machine, relates in particular to a kind of shield machine and advances oil cylinder to detect stroke and speed detector.
Background technology
The shield machine propulsion system is born the propelling task of shield machine, and it not only will promote the shield structure and travel forward, and relevant complex task such as the curve that will accomplish the shield structure is advanced, correction and attitude control.The shield machine propulsion system can adapt to the variation of different construction stratum soil properties and water and soil pressure, requires to adjust the control driving speed at any time according to geological state, satisfies different processes requirements such as driving propelling, pipe sheet assembling, curve driving and correction.
At present, shield machine advances oil cylinder stroke and speed detection to adopt external stay-supported sensor or built-in magneto strictive sensor to detect usually.Patent CN201020229688 discloses a kind of pick-up unit of external stay-supported sensor; This device uses more in early days; Its shortcoming is because the used wire rope of external stay-supported sensor need closely be wrapped on the roller, in case wire rope takes place to thread off or broken string is changed with very inconvenient.And on shield machine, use at present maximum be built-in magnetostriction type sensor because it need be built into the oil cylinder the inside, more complicated is installed, and costs an arm and a leg, and in work progress in case damage and will be difficult to change.
The utility model content
The purpose of the utility model is to provide a kind of shield machine of being convenient to installation and maintenance to advance oil cylinder to detect stroke and speed detector.
For achieving the above object; The utility model provides a kind of shield machine to advance oil cylinder to detect stroke and speed detector; Advance in each of shield machine on the base of one of them oil cylinder of oil cylinder subregion and be respectively equipped with a laser sensor; The parallel axes of the propelling oil cylinder that its visible laser Shu Yuqi that launches is corresponding and can shining on the support boots at this propelling oil cylinder top; Be used to detect the current advance distance of support boots of said propelling oil cylinder, and convert said advance distance to the linear corresponding relation of stroke of said support boots analog signals output; Also comprise,
PLC is used to receive said analog signals, and the advance distance corresponding according to said analog signals calculates the current fltting speed of said support boots with the preset sampling time, and fltting speed that said support boots are current and the output of advance distance data;
Touch-screen is used to receive fltting speed and the advance distance data and the output demonstration of said PLC output.
The shield machine of the utility model advances oil cylinder to detect stroke and speed detector, and said laser sensor is through on the base that is installed on corresponding propelling oil cylinder from belt supporting frame.
The shield machine of the utility model advances oil cylinder to detect stroke and speed detector; The spot diameter of stating laser sensor is not more than 6mm3m; The repeatable accuracy of analog signals is not less than and is 1mm, and the IP grade is not less than IP67, and the current value range of its analog signals is 4～20mA.
The shield machine of the utility model advances oil cylinder to detect stroke and speed detector, and the model of said laser sensor is OSM90.
The shield machine of the utility model advances oil cylinder to detect stroke and speed detector, and said PLC is the PLC that its CPU model is Q06H, and it comprises main substrate and coupled expansion substrate.
The shield machine of the utility model advances oil cylinder to detect stroke and speed detector, is inserted with the AD modular converter that communication module that model is QJ71C24N-R4 and model are Q64AD in the said expansion substrate.
The shield machine of the utility model advances oil cylinder to detect stroke and speed detector; The model of said touch-screen is GP2600, and the SDA of said communication module, SDB, RDA and RDB terminal are corresponding respectively to link to each other with RDA, RDB, SDA and the SDB terminal of said touch-screen.
The shield machine of the utility model advances oil cylinder to detect stroke and speed detector, and the ASS2 of said laser sensor and ASS3 terminal meet DC24V, and the ASJT2 terminal of said laser sensor links to each other with the I+ terminal of said AD modular converter.
Shield machine propelling oil cylinder detection stroke of the utility model and speed detector are on the base of one of them oil cylinder of each propelling oil cylinder subregion of shield machine, to be respectively equipped with a laser sensor; The parallel axes of the propelling oil cylinder that its visible laser Shu Yuqi that launches is corresponding and can shining on the support boots at this propelling oil cylinder top; Be used to detect the current advance distance of support boots that advances oil cylinder, and convert advance distance to the linear corresponding relation of stroke of said support boots analog signals output; Comprise that also PLC is used to receive analog signals, the advance distance corresponding according to analog signals calculates the current fltting speed of support boots with the preset sampling time, and will support current fltting speed of boots and the output of advance distance data; Touch-screen is used to receive fltting speed and the advance distance data and the output demonstration of PLC output.Therefore, avoided the dropout or the broken string problem of external stay-supported sensor, through external the problem of the inconvenient installation of having avoided built-in magnetostriction type sensor has been installed, thereby is more convenient for installation and maintenance through laser ranging.
Description of drawings
Fig. 1 is that the shield machine of an embodiment of the utility model advances oil cylinder to detect the propelling oil cylinder distribution schematic diagram of stroke and speed detector;
Fig. 2 is that the shield machine of an embodiment of the utility model advances oil cylinder to detect the mounting structure synoptic diagram of the laser sensor of stroke and speed detector;
Fig. 3 is that the shield machine of an embodiment of the utility model advances oil cylinder to detect the partial structurtes synoptic diagram of the PLC of stroke and speed detector;
Fig. 4 is the synoptic diagram that is connected of AD modular converter and laser sensor among Fig. 3;
Fig. 5 is the synoptic diagram that is connected of communication module and touch-screen among Fig. 3.
Embodiment
Be described in detail below in conjunction with the embodiment of accompanying drawing the utility model:
Shield machine has 22 usually and advances oil cylinder; It advances the distribution of oil cylinder as shown in Figure 1; 22 advance oil cylinder to divide upper and lower, left and right four subregions; 2 groups of each 6 oil cylinders up and down wherein, about 2 groups of each 5 oil cylinders, while molar behavior when the oil cylinder each component district in uses; Thereby realize the technological requirements such as propelling, pipe sheet assembling, correction and curve construction of shield machine, it then is the laser sensor 2 (1# as shown in the figure, 6#, 12#, 17# oil cylinder) that on one of them oil cylinder of each subregion, a model to be installed respectively be OSM90 that the shield machine of present embodiment advances oil cylinder to detect stroke and speed detector.
In conjunction with shown in Figure 2; Each laser sensor 2 is through being fixed in from belt supporting frame on the base of corresponding oil cylinder 1, and its visible laser bundle of launching is with the parallel axes that advances oil cylinder 1 and can shine on the support boots 3 at this propellings oil cylinder top, is used to detect the current advance distance of support boots of propelling oil cylinder 1; And the analog signals output that advance distance is converted and support to the linear corresponding relation of stroke of boots; The current value range of this analog signals is 4～20mA, and in order to guarantee the performance of pick-up unit, the spot diameter of the laser sensor of selecting for use 2 is not more than 6mm3m; The repeatable accuracy of analog signals is not less than and is 1mm, and the IP grade is not less than IP67.
Extremely shown in Figure 5 in conjunction with Fig. 3; This shield machine advances oil cylinder to detect stroke and speed detector comprises that also PLC and model that its CPU model is Q06H are the touch-screen of GP2600; Wherein, PLC is used to receive the analog signals that laser sensor sends, and the advance distance corresponding according to analog signals calculates the current fltting speed of support boots with the preset sampling time, and will support current fltting speed of boots and the output of advance distance data; Touch-screen is used to receive fltting speed and the advance distance data and the output demonstration of PLC output.And PLC comprises model is that main substrate and the coupled model of PLCM (Q38B) is the expansion substrate of PLCM1 (Q68B).Be inserted with the AD modular converter that communication module that model is QJ71C24N-R4 and model are Q64AD in the expansion substrate; Communication module is used to realize the communication between PLC and the touch-screen, and the AD modular converter is used for that the analog signals that laser sensor sends is transformed into digital quantity signal and supplies PLC to handle.The ASS2 of laser sensor and ASS3 terminal meet DC24V, and the ASJT2 terminal of laser sensor links to each other with the I+ terminal of AD modular converter.The SDA of communication module, SDB, RDA and RDB terminal are corresponding respectively to link to each other with RDA, RDB, SDA and the SDB terminal of touch-screen.
Above embodiment describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; Various distortion and improvement that the common engineering technical personnel in this area make the technical scheme of the utility model all should fall in the protection domain that claims of the utility model confirm.
Claims (8)
1. a shield machine advances oil cylinder to detect stroke and speed detector; It is characterized in that; Advance in each of shield machine on the base of one of them oil cylinder of oil cylinder subregion and be respectively equipped with a laser sensor; The parallel axes of the propelling oil cylinder that its visible laser Shu Yuqi that launches is corresponding and can shining on the support boots at this propelling oil cylinder top; Be used to detect the current advance distance of support boots of said propelling oil cylinder, and convert said advance distance to the linear corresponding relation of stroke of said support boots analog signals output; Also comprise,
PLC is used to receive said analog signals, and the advance distance corresponding according to said analog signals calculates the current fltting speed of said support boots with the preset sampling time, and fltting speed that said support boots are current and the output of advance distance data;
Touch-screen is used to receive fltting speed and the advance distance data and the output demonstration of said PLC output.
2. shield machine according to claim 1 advances oil cylinder to detect stroke and speed detector, it is characterized in that, said laser sensor is through on the base that is installed on corresponding propelling oil cylinder from belt supporting frame.
3. shield machine according to claim 2 advances oil cylinder to detect stroke and speed detector; It is characterized in that; The spot diameter of said laser sensor is not more than 6mm3m; The repeatable accuracy of analog signals is not less than 1mm, and the IP grade is not less than IP67, and the current value range of its analog signals is 4～20mA.
4. shield machine according to claim 3 advances oil cylinder to detect stroke and speed detector, it is characterized in that the model of said laser sensor is OSM90.
5. shield machine according to claim 4 advances oil cylinder to detect stroke and speed detector, it is characterized in that said PLC is the PLC that its CPU model is Q06H, and it comprises main substrate and coupled expansion substrate.
6. shield machine according to claim 5 advances oil cylinder to detect stroke and speed detector, it is characterized in that, is inserted with the AD modular converter that communication module that model is QJ71C24N-R4 and model are Q64AD in the said expansion substrate.
7. shield machine according to claim 6 advances oil cylinder to detect stroke and speed detector; It is characterized in that; The model of said touch-screen is GP2600, and the SDA of said communication module, SDB, RDA and RDB terminal are corresponding respectively to link to each other with RDA, RDB, SDA and the SDB terminal of said touch-screen.
8. shield machine according to claim 6 advances oil cylinder to detect stroke and speed detector; It is characterized in that; The ASS2 of said laser sensor and ASS3 terminal meet DC24V, and the ASJT2 terminal of said laser sensor links to each other with the I+ terminal of said AD modular converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120219457U CN202133376U (en) | 2011-06-24 | 2011-06-24 | Device for detecting stroke and speed of thrust cylinder of shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120219457U CN202133376U (en) | 2011-06-24 | 2011-06-24 | Device for detecting stroke and speed of thrust cylinder of shield machine |
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| Publication Number | Publication Date |
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| CN202133376U true CN202133376U (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201120219457U Expired - Fee Related CN202133376U (en) | 2011-06-24 | 2011-06-24 | Device for detecting stroke and speed of thrust cylinder of shield machine |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590545A (en) * | 2012-03-23 | 2012-07-18 | 江南大学 | Air cylinder velocity-measuring system |
| CN103212644A (en) * | 2013-04-11 | 2013-07-24 | 烟台鲁宝钢管有限责任公司 | Control system and control method for pipe expanding proportional cylinder |
| CN103758822A (en) * | 2013-12-30 | 2014-04-30 | 北京市三一重机有限公司 | Shield tunneling machine and oil cylinder displacement detecting device thereof |
| CN108868806A (en) * | 2018-08-20 | 2018-11-23 | 中铁工程装备集团盾构再制造有限公司 | A kind of control method of shield machine driving speed |
| CN109441475A (en) * | 2018-12-25 | 2019-03-08 | 中铁隧道局集团有限公司 | A kind of anti-skidding detection automatic processing device of support boots and its detection processing method |
| CN111927479A (en) * | 2020-07-08 | 2020-11-13 | 中交天和机械设备制造有限公司 | Automatic shield tunneling machine cutter head swinging position identification system and method and shield tunneling machine |
-
2011
- 2011-06-24 CN CN201120219457U patent/CN202133376U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590545A (en) * | 2012-03-23 | 2012-07-18 | 江南大学 | Air cylinder velocity-measuring system |
| CN103212644A (en) * | 2013-04-11 | 2013-07-24 | 烟台鲁宝钢管有限责任公司 | Control system and control method for pipe expanding proportional cylinder |
| CN103212644B (en) * | 2013-04-11 | 2015-09-30 | 烟台鲁宝钢管有限责任公司 | A kind of control method of expander proportional cylinder control system |
| CN103758822A (en) * | 2013-12-30 | 2014-04-30 | 北京市三一重机有限公司 | Shield tunneling machine and oil cylinder displacement detecting device thereof |
| CN108868806A (en) * | 2018-08-20 | 2018-11-23 | 中铁工程装备集团盾构再制造有限公司 | A kind of control method of shield machine driving speed |
| CN108868806B (en) * | 2018-08-20 | 2021-02-23 | 中铁工程装备集团(天津)有限公司 | Control method for tunneling speed of shield tunneling machine |
| CN109441475A (en) * | 2018-12-25 | 2019-03-08 | 中铁隧道局集团有限公司 | A kind of anti-skidding detection automatic processing device of support boots and its detection processing method |
| CN109441475B (en) * | 2018-12-25 | 2024-04-26 | 中铁隧道局集团有限公司 | Automatic processing device for skid resistance detection of supporting boots and detection processing method thereof |
| CN111927479A (en) * | 2020-07-08 | 2020-11-13 | 中交天和机械设备制造有限公司 | Automatic shield tunneling machine cutter head swinging position identification system and method and shield tunneling machine |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120201 Termination date: 20180624 |
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| CF01 | Termination of patent right due to non-payment of annual fee |