CN102749214A - Detecting device for side walls of tunnels - Google Patents
Detecting device for side walls of tunnels Download PDFInfo
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- CN102749214A CN102749214A CN2012102456310A CN201210245631A CN102749214A CN 102749214 A CN102749214 A CN 102749214A CN 2012102456310 A CN2012102456310 A CN 2012102456310A CN 201210245631 A CN201210245631 A CN 201210245631A CN 102749214 A CN102749214 A CN 102749214A
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- guide rail
- sheave
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Abstract
The invention discloses a detecting device for side walls of tunnels. The detecting device comprises a geological radar device, an expansion mechanism and a base, the geological radar device is mounted on the base by the expansion mechanism, the expansion mechanism consists of a guide rail, a guide rail slider, a brace and a driving assembly, the guide rail is obliquely arranged on the base, the brace is slidably mounted on the guide rail via the guide rail slider, the driving assembly drives the brace to slide on the guide rail, and the geological radar device is mounted on the top of the brace by a buffering mechanism and can elastically contact with a side wall of a tunnel via the buffering mechanism. By the aid of the additional expansion mechanism, the geological radar device does not need to be held by a worker to detect the side wall, and detection safety and stability are improved. The detecting device is applicable to detecting the tunnels.
Description
Technical field
The present invention relates to a kind of tunnel pick-up unit, particularly a kind of tunnel-side pick-up unit.
Background technology
Before the present invention proposes; In the modernized railway in operation tunnel of complicacy detects; Generally detect the security and the stability of tunnel-side with the detection mode of the hand-held geological radar of manual work, this detection mode not only labour intensity is big, and can be because human factor influences the detection quality in tunnel.Simultaneously, must let geological radar contact during owing to detection, so the operator does not note breaking geological radar slightly with tunnel-side.
Summary of the invention
The objective of the invention is provides a kind of simple in structure in order to overcome the deficiency of above-mentioned background technology, easy to operate and detect tunnel-side pick-up unit accurately.
In order to realize above purpose; A kind of tunnel-side pick-up unit provided by the invention; Comprise: geological radar, telescoping mechanism and base, said geological radar is installed on the base through telescoping mechanism, and said telescoping mechanism comprises guide rail, guide rail slide block, strut and driving assembly; Said guide rail is oblique to be arranged on the said base; Said strut is slidingly mounted on the said guide rail through the guide rail slide block, and said driving assembly drives said strut and on said guide rail, slides, and said geological radar is the top that the buffer gear of Elastic Contact is installed in strut through making geological radar and tunnel-side.Avoid artificial hand-held geological radar to detect through the telescoping mechanism that adds, improved the security and the stability that detect.
In such scheme; Said buffer gear comprises U-shaped left side bar, lower beam, the right bar of U-shaped, upper boom and spring; The right bar of said U-shaped lower end is fixed on said strut top; Said geological radar is installed on the bar of a said U-shaped left side, and an end of said upper boom and lower beam is actively plugged in bar top and bottom, a said U-shaped left side respectively, and the other end of said upper boom and lower beam is actively plugged in the right bar of said U-shaped top and bottom respectively; Said spring one end is installed in the right bar of said U-shaped upper end, and the spring other end is installed in bar lower end, a said U-shaped left side.Making geological radar and tunnel-side through the buffer gear that adds is Elastic Contact, prevents to damage geological radar, simple in structure, detects accurately.
In such scheme; Said driving assembly comprises motor, reductor, rope sheave, rope sheave seat, wire rope, top sheave and lower sheave; Said rope sheave is movably arranged on the said guide rail through rope sheave seat, and said reductor is installed on the said rope sheave seat, and said motor via reducer and said rope sheave are in transmission connection; Said top sheave and lower sheave are installed in the top and bottom of said guide rail respectively; Said wire rope one end is fixed on the said rope sheave, and the wire rope other end also is fixed on the rope sheave after successively twining said top sheave, lower sheave and rope sheave successively, and said guide rail slide block is fixedly connected with the wire rope that is wrapped between top sheave and the lower sheave.Through adopting motor is the driving assembly of power source, can control above-mentioned geological radar fast rise or decline fast, has improved the dynamic property and the efficient of this device.Said rope sheave is a dual-slot structure, is convenient to wire rope like this and is wrapped on the rope sheave.
In such scheme, be provided with fold mechanism between said guide rail and the base, this fold mechanism comprises bottom bar, pole and pull bar; Said bottom bar vertically is installed on the said base; Said pole lower end and said bottom bar upper end are hinged, and said pole upper end is hinged with said guide rail middle part, and said pull bar lower end and base are hinged; The pull bar upper end flexibly connects with said guide rail lower end, and said bottom bar is provided with register pin.Like this, finishing this device of back with detection before the detection can be through said fold mechanism reduction height, convenient transportation; Simultaneously,, can make quick decline of this device avoid tunnel wall, improve the security of this Device Testing through regulating said fold mechanism when this device breaks down.
In such scheme, said guide rail is provided with the guide pin bushing that is used for the strut guiding.
In such scheme, the position of corresponding wire rope is provided with the wire rope strainer on the said guide rail.
In such scheme; Said base is provided with the laser sensor that is used to detect the tunnel radius; Said guide rail is provided with the displacement transducer that is used to detect said guide rail slide block; Also be provided with the PLC controller on the said base, said laser sensor, displacement transducer and motor are connected with said PLC controller.Said laser sensor and displacement transducer are to the real-time feedback signal of said PLC controller, for this device real-time regulated geological radar position provides the data foundation; Simultaneously, the laser sensor that adds, displacement transducer and PLC controller have been realized the robotization that detects, and detect accurately.
The principle of work of said buffer gear is following:
When the geology radar touches tunnel-side; The U-shaped left side bar fixed with geological radar has downward displacement with respect to the right bar of U-shaped; Said upper boom and lower beam are respectively being that the center of circle is along counterclockwise moving with the pin joint of the right bar of U-shaped separately; The spring that is installed in U-shaped right bar upper end and bar lower end, a U-shaped left side forms certain resistance, has and alleviates the effect of impacting.
The beneficial effect that technical scheme provided by the invention is brought is: compare prior art, the present invention has avoided artificial hand-held geological radar to detect through the telescoping mechanism that adds, and has improved the security and the stability that detect; Simultaneously, making geological radar and tunnel-side through the buffer gear that adds is Elastic Contact, prevents to damage geological radar, simple in structure, detects accurately; And, be the driving assembly of power source through adopting motor, can control above-mentioned geological radar fast rise or decline fast, improved the dynamic property of this device, efficient is high; Again and, the laser sensor that adds, displacement transducer and PLC controller have been realized the robotization that detects; At last, said fold mechanism can promptly be kept away barrier, has improved the security and the reliability of device effectively.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a folded state structural representation of the present invention;
Fig. 3 is the local structure for amplifying synoptic diagram of the A portion of Fig. 1;
Fig. 4 is the local structure for amplifying synoptic diagram of the B portion of Fig. 1;
Fig. 5 is the annexation structural representation of geological radar and buffer gear;
Fig. 6 is the structural representation of another angle of the annexation of geological radar and buffer gear;
Fig. 7 is the structural representation of buffer gear;
Fig. 8 is that the C-C of Fig. 7 is to cross-sectional view;
Fig. 9 is that the D-D of Fig. 7 is to cross-sectional view.
Among the figure, geological radar 1, telescoping mechanism 2, guide rail 2a, guide rail slide block 2b, strut 2c drives assembly 2d, motor 2d1, reductor 2d2; Rope sheave 2d3, rope sheave seat 2d4, wire rope 2d5, top sheave 2d6, lower sheave 2d7, base 3, buffer gear 4, U-shaped left side bar 4a; Lower beam 4b, the right bar 4c of U-shaped, upper boom 4d, spring 4e, fold mechanism 5, bottom bar 5a, pole 5b; Pull bar 5c, register pin 5d, guide pin bushing 6, wire rope strainer 7, laser sensor 8, displacement transducer 9, PLC controller 10.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
As shown in Figure 1; A kind of tunnel-side pick-up unit provided by the invention; Comprise: geological radar 1, telescoping mechanism 2 and base 3, said geological radar 1 is installed on the base 3 through telescoping mechanism 2, and said telescoping mechanism 2 comprises guide rail 2a, guide rail slide block 2b, strut 2c and drives assembly 2d; Said guide rail 2a is oblique to be arranged on the said base 3; Said strut 2c is slidingly mounted on the said guide rail 2a through guide rail slide block 2b, and said driving assembly 2d drives said strut 2c and on said guide rail 2a, slides, and said geological radar 1 is the top that the buffer gear 4 of Elastic Contact is installed in strut 2c through making geological radar 1 and tunnel-side.Avoid artificial hand-held geological radar to detect through the telescoping mechanism that adds, improved the security and the stability that detect.
Above-mentioned buffer gear 4 comprises U-shaped left side bar 4a, lower beam 4b, the right bar 4c of U-shaped, upper boom 4d and spring 4e; The right bar 4c of said U-shaped lower end is fixed on said strut 2c top; Said geological radar 1 is installed on the said U-shaped left side bar 4a; The end of said upper boom 4b and lower beam 4d is actively plugged in bar 4a top and bottom, a said U-shaped left side respectively; The other end of said upper boom 4b and lower beam 4d is actively plugged in the right bar 4c of said U-shaped top and bottom respectively, and said spring 4e one end is installed in bar 4a lower end, a said U-shaped left side, and the spring 4e other end is installed in the right bar 4c of said U-shaped upper end.Making geological radar 1 and tunnel-side through the buffer gear 4 that adds is Elastic Contact, prevents to damage geological radar 1, simple in structure, detects accurately.
Above-mentioned driving assembly 2d comprises motor 2d1, reductor 2d2, rope sheave 2d3, rope sheave seat 2d4, wire rope 2d5, top sheave 2d6 and lower sheave 2d7; Said rope sheave 2d3 is movably arranged on the said guide rail 2a through rope sheave seat 2d4; Said reductor 2d2 is installed on the said rope sheave seat 2d4; Said motor 2d1 is in transmission connection through reductor 2d2 and said rope sheave 2d3; Said top sheave 2d6 and lower sheave 2d7 are installed in the top and bottom of said guide rail 2a respectively; Said wire rope 2d5 one end is fixed on the said rope sheave 2d3, and the wire rope 2d5 other end also is fixed on the rope sheave 2d3 after successively twining said top sheave 2d6, lower sheave 2d7 and rope sheave 2d3 successively, and said guide rail slide block 2b is fixedly connected with the wire rope 2d5 that is wrapped between top sheave 2d6 and the lower sheave 2d7.Through adopting motor 2d1 is the driving assembly of power source, can control above-mentioned geological radar 1 fast rise or decline fast, has improved the dynamic property and the efficient of this device.
Be provided with fold mechanism 5 between above-mentioned guide rail 2a and the base 3; This fold mechanism 5 comprises bottom bar 5a, pole 5b and pull bar 5c, and said bottom bar 5a vertically is installed on the said base 3, and said pole 5b lower end and said bottom bar 5a upper end are hinged; Said pole 5b upper end is hinged with said rope sheave seat 2d4; Said pull bar 5c lower end and base 3 are hinged, and pull bar 5c upper end flexibly connects with said guide rail 2a lower end, and said bottom bar 5a is provided with register pin 5d.Like this, finishing this device of back with detection before the detection can be through said fold mechanism 5 reduction height, convenient transportation; Simultaneously,, can make said geological radar 1 quick decline avoid tunnel wall, improve the security of this Device Testing through regulating said fold mechanism 5 when this device breaks down.
Above-mentioned guide rail 2a is provided with the guide pin bushing 6 that is used for strut 2c guiding.The position that said guide rail 2a goes up corresponding wire rope 2d5 is provided with wire rope strainer 7.Said base 3 is provided with the laser sensor 8 that is used to detect the tunnel radius; Said guide rail 2a is provided with the displacement transducer 9 that is used to detect said guide rail slide block 2b; Also be provided with PLC controller 10 on the said base 3, said laser sensor 8, displacement transducer 9 and motor 2d1 are connected with said PLC controller 10.Said laser sensor 8 and displacement transducer 9 are to said PLC controller 10 real-time feedback signals, for this device real-time regulated geological radar 1 position provides the data foundation; Simultaneously, the laser sensor 8 that adds, displacement transducer 9 and PLC controller 10 have been realized the robotization that detects, and detect accurately and strong interference immunity.
When this device uses:
At first, this device is fixed on the mobile platform, this mobile platform can be a flat bogie, also can be automobile or railcar; Then pole 5b is turned to vertical state, said guide rail 2a and pull bar 5c are located along the same line, and pole 5b is located, prevent that its rotation from can begin to detect with register pin 5d; After detection finishes, unclamp said register pin 5d, and rotate said pole 5b, this device is highly reduced, so that transportation.
In testing process, the said motor 2d1 of said PLC controller 10 controls drives said strut 2c and rises to desired height, and through said buffer gear 4 geological radar 1 and tunnel-side is connect to be Elastic Contact; When said laser sensor 8 detects the tunnel radius and diminishes suddenly; The said motor 2d1 of said PLC controller 10 controls drives said rope sheave 2d3 just to be changeed; The latter half of said wire rope 2d5 is wrapped on the said rope sheave 2d3 and shortens; The first half of wire rope 2d5 breaks away from and elongated from rope sheave 2d3; Descend thereby drive said guide rail slide block 2b and strut 2c, stop that (said laser sensor 8 feeds back to said PLC controller 10 with displacement transducer 9 with signal jointly, through calculating the displacement of said strut 2c after finally making said geological radar 1 drop to the reducing height; To guarantee geological radar 1 rising or to drop to desired height), said laser sensor 8 continues to detect the sidewall in minor radius tunnels; When said laser sensor 8 detects the tunnel radius and becomes big; The said motor 2d1 of said PLC controller 10 controls drives said rope sheave 2d3 counter-rotating; The first half of said wire rope 2d5 is wrapped on the said rope sheave 2d3 and shortens; The latter half of wire rope 2d5 breaks away from and elongated from rope sheave 2d3; Rise thereby drive said guide rail slide block 2b and strut 2c, stop that (said laser sensor 8 feeds back to said PLC controller 10 with displacement transducer 9 with signal jointly, through calculating the displacement of said strut 2c after finally making said geological radar 1 rise to new height; To guarantee geological radar 1 rising or to drop to desired height), said laser sensor 8 continues to detect the sidewall in long radius tunnels.
The present invention has avoided artificial hand-held geological radar 1 to detect through the telescoping mechanism 2 that adds, and has improved the security and the stability that detect; Simultaneously, making geological radar 1 and tunnel-side through the buffer gear 4 that adds is Elastic Contact, prevents to damage geological radar 1, simple in structure, detects accurately; And, be the driving assembly of power source through adopting motor 2d1, can control above-mentioned geological radar 1 fast rise or decline fast, improved the dynamic property of this device, efficient is high; Again and, the laser sensor 8 that adds, displacement transducer 9 and PLC controller 10 have been realized the robotization that detects; At last, said fold mechanism 5 can promptly be kept away barrier, has improved the security and the reliability of device effectively.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. tunnel-side pick-up unit; Comprise: geological radar, telescoping mechanism and base; Said geological radar is installed on the base through telescoping mechanism, it is characterized in that, said telescoping mechanism comprises guide rail, guide rail slide block, strut and driving assembly; Said guide rail is oblique to be arranged on the said base; Said strut is slidingly mounted on the said guide rail through the guide rail slide block, and said driving assembly drives said strut and on said guide rail, slides, and said geological radar is the top that the buffer gear of Elastic Contact is installed in strut through making geological radar and tunnel-side.
2. tunnel-side pick-up unit according to claim 1; It is characterized in that; Said buffer gear comprises U-shaped left side bar, lower beam, the right bar of U-shaped, upper boom and spring, and the right bar of said U-shaped lower end is fixed on said strut top, and said geological radar is installed on the bar of a said U-shaped left side; One end of said upper boom and lower beam is actively plugged in bar top and bottom, a said U-shaped left side respectively; The other end of said upper boom and lower beam is actively plugged in the right bar of said U-shaped top and bottom respectively, and said spring one end is installed in the right bar of said U-shaped upper end, and the spring other end is installed in bar lower end, a said U-shaped left side.
3. tunnel-side pick-up unit according to claim 1 and 2; It is characterized in that; Said driving assembly comprises motor, reductor, rope sheave, rope sheave seat, wire rope, top sheave and lower sheave; Said rope sheave is movably arranged on the said guide rail through rope sheave seat, and said reductor is installed on the said rope sheave seat, and said motor via reducer and said rope sheave are in transmission connection; Said top sheave and lower sheave are installed in the top and bottom of said guide rail respectively; Said wire rope one end is fixed on the said rope sheave, and the wire rope other end also is fixed on the rope sheave after successively twining said top sheave, lower sheave and rope sheave successively, and said guide rail slide block is fixedly connected with the wire rope that is wrapped between top sheave and the lower sheave.
4. tunnel-side pick-up unit according to claim 1 and 2 is characterized in that, is provided with fold mechanism between said guide rail and the base; This fold mechanism comprises bottom bar, pole and pull bar, and said bottom bar vertically is installed on the said base, and said pole lower end and said bottom bar upper end are hinged; Said pole upper end is hinged with said guide rail middle part; Said pull bar lower end and base are hinged, and the pull bar upper end flexibly connects with said guide rail lower end, and said bottom bar is provided with register pin.
5. tunnel-side pick-up unit according to claim 1 and 2 is characterized in that, said guide rail is provided with the guide pin bushing that is used for the strut guiding.
6. tunnel-side pick-up unit according to claim 3 is characterized in that the position of corresponding wire rope is provided with the wire rope strainer on the said guide rail.
7. tunnel-side pick-up unit according to claim 3; It is characterized in that; Said base is provided with the laser sensor that is used to detect the tunnel radius; Said guide rail is provided with the displacement transducer that is used to detect said guide rail slide block, also is provided with the PLC controller on the said base, and said laser sensor, displacement transducer and motor are connected with said PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210245631.0A CN102749214B (en) | 2012-07-16 | 2012-07-16 | Detecting device for side walls of tunnels |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210245631.0A CN102749214B (en) | 2012-07-16 | 2012-07-16 | Detecting device for side walls of tunnels |
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| CN102749214A true CN102749214A (en) | 2012-10-24 |
| CN102749214B CN102749214B (en) | 2014-12-10 |
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| CN201210245631.0A Active CN102749214B (en) | 2012-07-16 | 2012-07-16 | Detecting device for side walls of tunnels |
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Cited By (6)
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| CN103033851A (en) * | 2012-12-19 | 2013-04-10 | 山东大学 | Device of monitoring fissure deep fracture development by using geological radar and monitoring method |
| CN105738893A (en) * | 2015-12-30 | 2016-07-06 | 中铁第四勘察设计院集团有限公司 | Vehicle-mounted tunnel lining radar detection device |
| CN109184797A (en) * | 2018-09-25 | 2019-01-11 | 福建省永正工程质量检测有限公司 | A kind of tunnel structure detection device |
| CN109425851A (en) * | 2017-08-24 | 2019-03-05 | 常州中铁科技有限公司 | A kind of detections of radar bar for tunnel state detection |
| CN109490877A (en) * | 2018-11-28 | 2019-03-19 | 佛山科学技术学院 | Detection device is used in a kind of mobile water-rich sand layer detection of tunnel construction |
| CN110925546A (en) * | 2019-12-25 | 2020-03-27 | 云南航天工程物探检测股份有限公司 | Three-dimensional acquisition device and acquisition method for tunnel geological radar advanced prediction data |
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| CN110925546A (en) * | 2019-12-25 | 2020-03-27 | 云南航天工程物探检测股份有限公司 | Three-dimensional acquisition device and acquisition method for tunnel geological radar advanced prediction data |
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| CN102749214B (en) | 2014-12-10 |
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