CN204165548U - A kind of tunnel sedimentation monitoring system of improvement - Google Patents

A kind of tunnel sedimentation monitoring system of improvement Download PDF

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Publication number
CN204165548U
CN204165548U CN201420691294.2U CN201420691294U CN204165548U CN 204165548 U CN204165548 U CN 204165548U CN 201420691294 U CN201420691294 U CN 201420691294U CN 204165548 U CN204165548 U CN 204165548U
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CN
China
Prior art keywords
tunnel
gyroscope
measurement
laser
precision motor
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Expired - Fee Related
Application number
CN201420691294.2U
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Chinese (zh)
Inventor
张慧宁
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SHANGHAI WEITOU ELECTRONIC TECHNOLOGY Co Ltd
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SHANGHAI WEITOU ELECTRONIC TECHNOLOGY Co Ltd
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Priority to CN201420691294.2U priority Critical patent/CN204165548U/en
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Publication of CN204165548U publication Critical patent/CN204165548U/en
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Abstract

The utility model discloses a kind of tunnel sedimentation monitoring system of improvement, comprise generating laser, laser pick-off and measurement mechanism, data processing equipment, data sending apparatus, high-precision motor, high-precision motor adjustment minute surface and motor and drive and control system; Generating laser and laser pick-off and measurement mechanism are arranged in tunnel by bracing frame, and data processing equipment is arranged on the below in tunnel, and data processing equipment is connected with generating laser, and data sending apparatus is connected with data processing equipment; High-precision motor is arranged on the top in tunnel, high-precision motor adjustment minute surface is arranged on immediately below high-precision motor, high-precision motor and high-precision motor adjustment minute surface are at generating laser and between laser pick-off and measurement mechanism, and motor drives and is connected with high-precision motor with control system.The utility model by optics vibration compensation module, accurately carries out compensating disturbance, thus substantially increases the promptness of the monitoring of tunnel subsidence, accuracy and control convenience.

Description

A kind of tunnel sedimentation monitoring system of improvement
Technical field
The utility model relates to a kind of Tunnel testing system, particularly relates to a kind of tunnel sedimentation monitoring system of improvement.
Background technology
Tunnel subsidence may cause the loss of serious property and basic infrastructure building in developed area.Therefore, correctly monitor ground and bottom sedimentation at any time, and provide the data of standard for prediction and forecast that land subsidence work is most important.Although and this system of traditional sedimentation monitoring system has easy operation, the advantages such as long sensing range, are easily subject to the impact of vehicle vibration in tunnel when monitoring, and cause the accuracy rate of precision and communication to decline.
Utility model content
The purpose of this utility model: the tunnel sedimentation monitoring system that a kind of improvement is provided, the automatic detection of the situation of change of each measurement point for tunnel internal can be realized, and measurement result is by being wirelessly transmitted to watch-dog at a distance, can solves and think and the measuring error that causes because train such as to pass through at the checkout equipment that objective factor causes.
To achieve these goals, the technical solution of the utility model is:
A tunnel sedimentation monitoring system for improvement, comprises generating laser, laser pick-off and measurement mechanism, data processing equipment, data sending apparatus, high-precision motor, high-precision motor adjustment minute surface and motor and drives and control system; Described generating laser and laser pick-off and measurement mechanism are arranged in tunnel respectively by bracing frame, and described laser pick-off and measurement mechanism and described generating laser are positioned at sustained height; Described data processing equipment is arranged on the below in tunnel, and described data processing equipment is connected with described generating laser, and described data sending apparatus is connected with described data processing equipment; Described high-precision motor is arranged on the top in tunnel, described high-precision motor adjustment minute surface is arranged on immediately below described high-precision motor, described high-precision motor and high-precision motor adjustment minute surface lay respectively at described generating laser and between laser pick-off and measurement mechanism, and described generating laser is towards described high-precision motor adjustment minute surface; Described motor driving and control system are positioned at the top in tunnel, and described motor driving is connected with described high-precision motor with control system.
The tunnel sedimentation monitoring system of above-mentioned improvement, wherein, also comprises five gyroscopes, is respectively the first gyroscope, the second gyroscope, the 3rd gyroscope, the 4th gyroscope and the 5th gyroscope; The first described gyroscope and the 3rd gyroscope are separately positioned on upper end and the lower end of the support bar of the generating laser described in support, and the first described gyroscope is positioned at the bottom of described generating laser, and the 3rd described gyroscope is positioned at the bottom in tunnel; The second described gyroscope is arranged on the top in described tunnel, is positioned at the side of described high-precision motor; The 4th described gyroscope and the 5th gyroscope are separately positioned on upper end and the lower end of the support bar of laser pick-off described in support and measurement mechanism, the 4th described gyroscope is positioned at described laser pick-off and the bottom of measurement mechanism, and the 5th described gyroscope is positioned at the bottom in tunnel.
The tunnel sedimentation monitoring system of above-mentioned improvement, wherein, described generating laser and be provided with measuring basis between described laser pick-off and measurement mechanism, described generating laser is provided with image position at the center of described laser pick-off and measurement mechanism, is provided with displacement image position after described generating laser displacement in described laser pick-off and measurement mechanism.
The utility model accurately carries out compensating disturbance by optics vibration compensation, thus substantially increases the promptness of the monitoring of tunnel subsidence, accuracy and control convenience.
Accompanying drawing explanation
Fig. 1 is the front view of the tunnel sedimentation monitoring system of prior art.
Fig. 2 is the measuring error schematic diagram that the tunnel sedimentation monitoring system of prior art produces because of measurement mechanism displacement.
Fig. 3 is the structural representation of the tunnel sedimentation monitoring system of a kind of improvement of the utility model.
Embodiment
Embodiment of the present utility model is further illustrated below in conjunction with accompanying drawing.
Refer to shown in accompanying drawing 1 to accompanying drawing 3, a tunnel sedimentation monitoring system for improvement, comprises generating laser 11, laser pick-off and measurement mechanism 12, data processing equipment 13, data sending apparatus 14, high-precision motor 20, high-precision motor adjustment minute surface 21 and motor and drives and control system 22; Described generating laser 11 and laser pick-off and measurement mechanism 12 are arranged in tunnel respectively by bracing frame, and described laser pick-off and measurement mechanism 12 are positioned at sustained height with described generating laser 11; Described data processing equipment 13 is arranged on the below in tunnel, and described data processing equipment 13 is connected with described generating laser 11, and described data sending apparatus 14 is connected with described data processing equipment 13; Described high-precision motor 20 is arranged on the top in tunnel, described high-precision motor adjustment minute surface 21 is arranged on immediately below described high-precision motor 20, described high-precision motor 20 and high-precision motor adjustment minute surface 21 lay respectively at described generating laser 11 and between laser pick-off and measurement mechanism 12, and described generating laser 11 is towards described high-precision motor adjustment minute surface 21; Described motor driving and control system 22 are positioned at the top in tunnel, and described motor driving is connected with described high-precision motor 20 with control system 22.
Also comprise five gyroscopes, be respectively the first gyroscope 231, second gyroscope 232, the 3rd gyroscope 233, the 4th gyroscope 234 and the 5th gyroscope 235; The first described gyroscope 231 and the 3rd gyroscope 233 are separately positioned on upper end and the lower end of the support bar of the generating laser 11 described in support, the first described gyroscope 231 is positioned at the bottom of described generating laser 11, and the 3rd described gyroscope 233 is positioned at the bottom in tunnel; The second described gyroscope 232 is arranged on the top in described tunnel, is positioned at the side of described high-precision motor 20; The 4th described gyroscope 234 and the 5th gyroscope 235 are separately positioned on upper end and the lower end of the support bar of laser pick-off described in support and measurement mechanism 12, the 4th described gyroscope 234 is positioned at the bottom of described laser pick-off and measurement mechanism 12, and the 5th described gyroscope 235 is positioned at the bottom in tunnel.
Described generating laser 11 and be provided with measuring basis 111 between described laser pick-off and measurement mechanism 12, described generating laser 11 is provided with image position 113 at the center of described laser pick-off and measurement mechanism 12, is provided with displacement image position 114 after described generating laser 11 displacement in described laser pick-off and measurement mechanism 12.
Transmit data to data processing centre (DPC) at a distance by data sending apparatus 14, measurement data is over a long time preserved by the heart in data handling, and calculates the time dependent situation of land subsidence.In the present invention, equipment is powered by tunnel inner cable, and use of the present invention is not limited thereto.Generating laser 11 coordinates with laser pick-off and measurement mechanism 12 to be measured.In time there is no land subsidence, the light beam that generating laser 11 is launched will beat the center in laser pick-off and measurement mechanism 12, and As time goes on and other event causes land subsidence when, the position of light beam in laser pick-off and measurement mechanism 12 that generating laser 11 is launched will change, by comparing this variable quantity and absolute base difference on schedule, the numerical value of certain position sinking (or lifting) in tunnel just can be learnt.
Data processing equipment 13 comprises: CPU, optocoupler and filtering circuit, gathers the signal of laser pick-off and measurement mechanism 12, analyze and stores.Pass to the Communication Control group connecting acquisition chip group again with digital signal, Communication Control group is made up of clock chip, communicating circuit, filtering circuit, crystal oscillator and CPU.Data sending apparatus 14 is collected after the data of acquisition chip group through CPU process.Draw data after analysis, send image data by antenna, the difference between the measuring point of front and back is uploaded to settlement Control network.
But, due to have in tunnel train by and other some events, can cause self displacement and the distortion of generating laser 11 and laser pick-off and measurement mechanism 12, this will introduce the error of computation of Land Subsidence process.As shown in Figure 2, under normal conditions, generating laser 11 and laser pick-off and measurement mechanism 12 are by the measuring basis 111 of the level of maintenance, but, when generating laser 11 deform or displacement time, its image position 113 in laser pick-off and measurement mechanism 12 will produce X, Y, and Z-direction is displaced to new displacement image position 114.Picture even in laser pick-off and measurement mechanism 12 can produce the change of sense of rotation.
In order to address this problem, as in Fig. 3, by high-precision motor adjustment minute surface 21 in the present invention, but the high-precision motor 20 move it and attached motor thereof drive and control system 22, change the angle of laser beam, thus the relative displacement difference obtained between the node of front and back carrys out the mistake in compensating measure process.In the present embodiment, have employed 5 gyroscopes to monitor the shock conditions of each node, but be not limited thereto in concrete enforcement.When long-range reading measurement data, first to read gyrostatic data numeral in line confidence breath and compensate.In time finding that there is vibrations, according to the compensate for displacement amount that processor calculates, the change in location data of generating laser 11 can be obtained by the difference of the first gyroscope 231 and the 3rd gyroscope 233.And the change in location data of laser pick-off and measurement mechanism 12 can be obtained by the difference of the 4th gyroscope 234 and the 5th gyroscope 235.The change in location information of high-precision motor adjustment minute surface 21 can obtained by the difference between the second gyroscope 232, first gyroscope 231 and the 5th gyroscope 235.
By the calculating of aforesaid difference, the offset data that high-precision motor adjustment minute surface 21 should be taked can be obtained, the support of Electromagnetic Drive will compensate high-precision motor adjustment minute surface 21 according to these data mobiles, compensated according to the jitter direction of receiver and displacement, the corresponding adjustment position of compensating glass group and angle, make light path keep stable, thus solve the error effect because the factors such as train passes through cause measurement mechanism self displacement to cause to settlement measurement itself.
In sum, the utility model by optics vibration compensation module, accurately carries out compensating disturbance, thus substantially increases the promptness of the monitoring of tunnel subsidence, accuracy and control convenience.
The foregoing is only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing the utility model description to do; or directly or indirectly use the technical field being attached to other Related products, be all in like manner included in scope of patent protection of the present utility model.

Claims (3)

1. the tunnel sedimentation monitoring system improved, is characterized in that: comprise generating laser, laser pick-off and measurement mechanism, data processing equipment, data sending apparatus, high-precision motor, high-precision motor adjustment minute surface and motor and drive and control system; Described generating laser and laser pick-off and measurement mechanism are arranged in tunnel respectively by bracing frame, and described laser pick-off and measurement mechanism and described generating laser are positioned at sustained height; Described data processing equipment is arranged on the below in tunnel, and described data processing equipment is connected with described generating laser, and described data sending apparatus is connected with described data processing equipment; Described high-precision motor is arranged on the top in tunnel, described high-precision motor adjustment minute surface is arranged on immediately below described high-precision motor, described high-precision motor and high-precision motor adjustment minute surface lay respectively at described generating laser and between laser pick-off and measurement mechanism, and described generating laser is towards described high-precision motor adjustment minute surface; Described motor driving and control system are positioned at the top in tunnel, and described motor driving is connected with described high-precision motor with control system.
2. the tunnel sedimentation monitoring system of a kind of improvement according to claim 1, is characterized in that: also comprise five gyroscopes, is respectively the first gyroscope, the second gyroscope, the 3rd gyroscope, the 4th gyroscope and the 5th gyroscope; The first described gyroscope and the 3rd gyroscope are separately positioned on upper end and the lower end of the support bar of the generating laser described in support, and the first described gyroscope is positioned at the bottom of described generating laser, and the 3rd described gyroscope is positioned at the bottom in tunnel; The second described gyroscope is arranged on the top in described tunnel, is positioned at the side of described high-precision motor; The 4th described gyroscope and the 5th gyroscope are separately positioned on upper end and the lower end of the support bar of laser pick-off described in support and measurement mechanism, the 4th described gyroscope is positioned at described laser pick-off and the bottom of measurement mechanism, and the 5th described gyroscope is positioned at the bottom in tunnel.
3. the tunnel sedimentation monitoring system of a kind of improvement according to claim 1, it is characterized in that: described generating laser and be provided with measuring basis between described laser pick-off and measurement mechanism, described generating laser is provided with image position at the center of described laser pick-off and measurement mechanism, is provided with displacement image position after described generating laser displacement in described laser pick-off and measurement mechanism.
CN201420691294.2U 2014-11-18 2014-11-18 A kind of tunnel sedimentation monitoring system of improvement Expired - Fee Related CN204165548U (en)

Priority Applications (1)

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CN201420691294.2U CN204165548U (en) 2014-11-18 2014-11-18 A kind of tunnel sedimentation monitoring system of improvement

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Application Number Priority Date Filing Date Title
CN201420691294.2U CN204165548U (en) 2014-11-18 2014-11-18 A kind of tunnel sedimentation monitoring system of improvement

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105571562A (en) * 2015-12-31 2016-05-11 华东交通大学 Method for detecting inclination angle and settlement change conditions of column or pile with time
CN112504333A (en) * 2020-11-13 2021-03-16 贵州大学 Tunnel vertical settlement and arch wall compressive stress monitor and cloud monitoring and early warning system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105571562A (en) * 2015-12-31 2016-05-11 华东交通大学 Method for detecting inclination angle and settlement change conditions of column or pile with time
CN112504333A (en) * 2020-11-13 2021-03-16 贵州大学 Tunnel vertical settlement and arch wall compressive stress monitor and cloud monitoring and early warning system

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Granted publication date: 20150218

Termination date: 20151118