CN209368910U - A kind of side slope wide range rangefinder - Google Patents
A kind of side slope wide range rangefinder Download PDFInfo
- Publication number
- CN209368910U CN209368910U CN201822251685.3U CN201822251685U CN209368910U CN 209368910 U CN209368910 U CN 209368910U CN 201822251685 U CN201822251685 U CN 201822251685U CN 209368910 U CN209368910 U CN 209368910U
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- China
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- guide
- guide rod
- housings
- rangefinder
- guide housings
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Abstract
The utility model provides a kind of side slope wide range rangefinder, including guide rod, the guide housings being set on the outside of guide rod, the guide base being set to below guide housings；The outer wall of the guide rod and the inner wall of guide housings are connected by bearing；The first angle measuring device of measurement guide rod rotation angle is equipped in the guide housings；The outer wall of the guide rod is wound with pulling rope, and guide rod is fixed in one end of pulling rope, and the other end passes through guide housings；The guide seats are connect with guide housings by bearing；The rangefinder further includes the second angle measuring device for measuring guide housings rotation angle.The calculation method of the variation of the distance between adjacent rangefinder and rangefinder position coordinates after the utility model combination slope deforming can be realized and carry out real-time monitoring to Rock And Soil, determine sliding zone of influence range and strata deformation situation.
Description
Technical field
The utility model relates to Monitoring of Slope Deformation technical field, especially a kind of side slope wide range rangefinder.It is main to use
When slope sliding, real-time monitoring is carried out to Rock And Soil, determines sliding zone of influence range and strata deformation situation.
Background technique
Slope instability as engineering construction and energy resource are developed and adds as the Serious geological disasters for threatening human security
It is acute.Monitoring of Slope Deformation is that the operation of dynamic monitoring is carried out to stability of rock-soil body by sensor or monitoring instrument equipment
Journey.Currently, the earth precision measurement is limited by orographic condition and meteorological condition in terms of related Monitoring of Slope Deformation method,
Heavy workload, the period is long, continuous observation ability is poor；Based on the slope monitoring of GPS and INSAR technology, by signal blocks and multichannel
The reasons such as diameter effect, influence measuring accuracy；Close Up Photogrammetry climate condition is affected, the absolute precision of observation
It is low；It based on the test equipment of the sensors such as type vibration wire, resistance-type, fiber grating, is influenced, cannot achieve a large amount of by sensor properties
Journey Monitoring of Slope Deformation.
Utility model content
In view of the above shortcomings of the prior art, the utility model provides a kind of side slope wide range rangefinder and slope deforming prison
Survey method.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of side slope wide range rangefinder including guide rod, the guide housings being set on the outside of guide rod, is set to guiding
Guide seats below shell；The outer wall of the guide rod and the inner wall of guide housings are connected by bearing；The guide housings
The interior first angle measuring device for being equipped with measurement guide rod rotation angle；The outer wall of the guide rod is wound with pulling rope, drawing
Guide rod is fixed in one end of rope, and the other end passes through guide housings；The guide seats are connect with guide housings by bearing；Institute
Stating rangefinder further includes the second angle measuring device for measuring guide housings rotation angle.
Further, the first angle measuring device is multi-turn absolute value encoder, is fixed on guide housings, is compiled
Code device solid shafting is fixed on guide rod, and coaxial with guide rod.
Further, the second angle measuring device is three-dimensional electronic compass, is installed on guide housings.
Further, reset spring is set between the guide rod and guide housings, and the both ends of reset spring are fixed respectively
In the outer wall of guide rod and the inner wall of guide housings, compression direction is identical as pulling rope pull direction.
Further, the outer wall of the guide rod can have the spiral groove for pulling rope winding.
Slope deforming method of real-time based on above-mentioned rangefinder, includes the following steps:
Step 1: the monitoring point that several are in fold-line-shaped arrangement being set in side slope, one of monitoring point is as datum mark cloth
It sets outside the sliding zone of influence, remaining monitoring point is arranged in the sliding zone of influence；Guide seats are fixed in drilling, and with rock around
Soil body compatible deformation；
Step 2: the pulling rope of rangefinder is connect with adjacent rangefinder；First angle measuring device and second angle measurement
Device is electrically connected with external testing instrument respectively；
Step 3: according to distance change between the two neighboring rangefinder of the rotation angle calculation of guide rod and guide housings and
Relative rotation；
Step 4: on the basis of the datum mark being arranged in outside the sliding zone of influence, being changed according to the distance between adjacent rangefinder
The position coordinates of rangefinder after slope sliding are calculated with relative rotation.
Further, the distance between adjacent rangefinder changes are as follows:
Wherein n is guide rod number of revolutions, and η is the angle of guide rod last time rotation, and λ is pulling rope winding circle and water
Flat angular separation, α are rotation angle of the guide housings relative to previous guide housings, and R1 is guide rod radius, and R2 is pulling rope
Radius.
Further, the datum mark other than the sliding zone of influence is set as N1Point, slide the zone of influence within monitoring point successively
For N2、N3、…、Ni,…；Monitoring location variation is N ' after slope sliding2、N’3、…、N’i,…；It is suitable with north pointer direction for 0 °
Hour hands are positive, and the rotation angle of guide housings is denoted as γ respectively before slope sliding1、γ2、…γi-1..., it is oriented to after slope sliding
Shell is denoted as α relative to the rotation angle of previous guide housings respectively1、α2、…、αi-1..., then rangefinder after slope sliding
Monitoring point N 'iPosition coordinates are as follows:
Wherein Ni′Ni-1' it is adjacent monitoring point N after slope slidingi、Ni-1The distance between, it is equal to N before slope slidingi、Ni-1
The distance between plus N after slope slidingi、Ni-1The distance between changing value.
Further, the arrangement spacing of each rangefinder is 5-10m.
The utility model has the advantages that the variation of the distance between two rangefinders of the utility model can be changed really by the length of pulling rope
It is fixed, spiral groove is set on guide rod, pulling rope is made to be closely wound guide rod, the length variation of pulling rope, which can be accurately embodied in, to be led
To on the rotational angle of bar；Using the rotational angle of multi-turn absolute value encoder record guide rod, precision is protected；This is practical
Novel can be realized carries out real-time monitoring to Rock And Soil, determines sliding zone of influence range and strata deformation situation.
Detailed description of the invention
Fig. 1 is rangefinder diagrammatic cross-section；
Fig. 2 is each schematic cross-section of Fig. 1；
Fig. 3 is rangefinder arrangement schematic diagram；
Figure label: 1, guide housings；2, guide rod；3, guide seats；4, reset spring；5, it is oriented to groove；6, it pulls
Rope；7, first bearing；8, encoder solid shafting；9, sensor flange；10, multi-turn absolute value encoder；11, second bearing；
12, umbrella shape protective cover；13, three-dimensional electronic compass；14, first lead；15, metal hanger；16, multi-turn absolute value encoder
Lead；17, square groove in guide housings.
Specific embodiment
The utility model is described further with reference to the accompanying drawings and examples.
A kind of side slope wide range rangefinder provided by the utility model, including guide rod 2, guide housings 1, guide seats 3.
Guide rod 2 is the solid stainless steel equal diameter body of rod, diameter 30-70mm, length 300-1500mm；It is carved with spiral lead in surface
To groove 5, the length is 200-1000mm.Guide housings 1 are that diameter is 42-95mm, the stainless steel circle that steel plate thickness is 2-5mm
Cylinder.The square groove 17 that width is 10-15mm is set in guide housings 1, is stretched out for pulling rope 6.In the shell of guide housings 1
It feels at ease and fills a metal hanger 15, be connected to the pulling rope 6 with adjacent rangefinder.Guide rod 2 is identical across upper and lower two
Extend 30-70mm outward after 7 internal diameter of first bearing of specification, is welded and fixed between guide rod 2 and first bearing 7.Guide housings
1 is wrapped in 7 outside of first bearing, and is welded and fixed with bearing.
Reset spring 4 is arranged in extension after guide rod 2 passes through first bearing 7, and reset spring 4 used is torsionspring, multiple
The both ends of position spring 4 are individually fixed in 1 inner wall of 2 outer wall of guide rod and guide housings, the compression direction and pulling rope of reset spring 4
6 pull directions are identical, play and keep straight line and recycling function to pulling rope 6.Groove is arranged in 1 intracavity bottom of guide housings, passes through
Multi-turn absolute value encoder 10 is fixed on groove by sensor flange 9, by shaft coupling by multi-turn absolute value encoder solid shafting 8
It is fixed on 2 bottom of guide rod, passes through the angle of 2 number of revolutions n of connected measurement guide rod and last time rotation between them
η.Threading hole is arranged in 1 bottom of guide housings, is sealed after the lead 16 of multi-turn absolute value encoder is perforated, and and tester
Device carries out connected.
One section of pulling rope 6 is anchored at the lowest part of guide rod 2 and winds around guide rod 1 along guiding groove 5, will
Pulling rope 6 is connected after passing through 1 square groove 17 of guide housings with another rangefinder being adjacently positioned.Wirerope can be used in pulling rope 6.
The calculation method of the distance between two neighboring rangefinder variation is, if it is that 2 π n+ η, λ are that guide rod 2, which rotates angle,
Drag wire winding circle and horizontal direction angle, α are rotation angle of the guide housings relative to previous guide housings, R1For guiding
Bar radius, R2For pulling rope radius.Since pulling rope is closely wound on the guide bar, then pulling rope length changes are as follows:
The angle for the guide housings that three-dimensional electronic compass is measured in the rangefinder of front and back is subtracted each other, absolute value is the value of α.
Calculated L value is the distance between two neighboring rangefinder changing value.
The diameter of guide seats 3 is identical as 1 diameter of guide housings, length 500-1000mm, top and guide housings 1
It is connected by second bearing 11, the tapered shape in bottom.Guide housings 1 pass through 11 internal diameter of second bearing and are welded and fixed, and are oriented to bottom
Seat 3 is wrapped in 11 outer wall of second bearing, and is welded and fixed with second bearing 11.
Multi-turn absolute value encoder 10, guide rod 2, guide housings 1, guide seats 3 are concentric shafts among the above, it is ensured that test
The accuracy and service life of angle-data.
At the top of guide housings 1 be arranged umbrella shape protective cover 12,2-3 times of a diameter of 1 diameter of guide housings, prevent sleet into
Enter inside rangefinder.Three-dimensional electronic compass 13 is installed between guide housings and umbrella shape protective cover, measures the rotation of guide housings 1
Angle.
When the height that pulling rope 6 winds guide rod 2 is 1m, taking 2 diameter of guide rod is 70mm, and 6 diameter of pulling rope is 5mm,
Then rangefinder maximum range is about 47.24m.
Distribution method in relation to wide range rangefinder: being in " a word by rangefinder according to side slope main sliding direction and deformation range
Shape " is laid.It slides and arranges independent rangefinder outside the zone of influence, each rangefinder carries out connected as " node " in the sliding zone of influence
It connects.Its angle is surveyed by three-dimensional electronic compass 13 in the direction of rotation of mobile front and back between adjacent rangefinder.According to sliding zone of influence face
Long-pending and mobility, the arrangement spacing of each rangefinder are 5-10m, and the worst error of rangefinder is 10cm at this time.As shown in figure 3,
" linear type " rangefinder can be disposed at sliding the zone of influence it is any one or more surfaces.
Multi-turn absolute value encoder 10 and three-dimensional electronic compass 13 are guided to outside the sliding zone of influence by conducting wire respectively and are arranged
Monitoring room, and be connected with test equipment.Acquisition data are transferred to gateway, gateway passes through mobile network for data long distance
From monitoring center is sent to, the real-time monitoring of slope deforming is realized.
Slope displacement calculation method: the displacement and angle change surveyed according to two rangefinder adjacent during slope sliding,
Determine the moving coordinate on stratum locating for inclinometer.If first rangefinder is N sliding the datum mark other than the zone of influence1Point is surveyed
Distance meter monitoring point number is successively postponed downwards, N2、N3、…、Ni,…；Monitoring location becomes N ' after rangefinder sliding2、 N’3、…、
N’i,….It with north pointer direction for 0 °, is positive clockwise, the rotation angle of guide housings is denoted as γ respectively before sliding1、γ2、…
γi-1..., subsequent connection guide housings are lighted with benchmark after sliding and are remembered respectively relative to the rotation angle of previous guide housings
For α1、α2、…、αi-1..., then after slope sliding rangefinder monitoring point N 'iPosition coordinates are as follows:
Wherein Ni′Ni-1' it is adjacent monitoring point N after slope slidingi、Ni-1The distance between, it is equal to the preceding monitoring point of slope sliding
Ni、Ni-1Between initial range add by N after formula (1) calculated slope slidingi、Ni-1The distance between changing value.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
The utility model processed, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of side slope wide range rangefinder, which is characterized in that including guide rod, the guide housings being set on the outside of guide rod,
The guide seats being set to below guide housings；The outer wall of the guide rod and the inner wall of guide housings are connected by bearing；Institute
State the first angle measuring device that measurement guide rod rotation angle is equipped in guide housings；The outer wall of the guide rod, which is wound with, to be led
Guide rod is fixed in drawstring, one end of pulling rope, and the other end passes through guide housings；The guide seats and guide housings pass through axis
Hold connection；The rangefinder further includes the second angle measuring device for measuring guide housings rotation angle.
2. a kind of side slope wide range rangefinder according to claim 1, which is characterized in that the first angle measuring device
For multi-turn absolute value encoder, guide housings are fixed on, encoder solid shafting is fixed on guide rod, and same with guide rod
Axis.
3. a kind of side slope wide range rangefinder according to claim 1, which is characterized in that the second angle measuring device
For three-dimensional electronic compass, it is installed on guide housings.
4. a kind of side slope wide range rangefinder according to claim 1, which is characterized in that the guide rod and guide housings
Between reset spring is set, the both ends of reset spring are individually fixed in the outer wall of guide rod and the inner wall of guide housings, compression
Direction is identical as pulling rope pull direction.
5. a kind of side slope wide range rangefinder according to claim 1, which is characterized in that the outer wall of the guide rod can have
For the spiral groove of pulling rope winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822251685.3U CN209368910U (en) | 2018-12-29 | 2018-12-29 | A kind of side slope wide range rangefinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822251685.3U CN209368910U (en) | 2018-12-29 | 2018-12-29 | A kind of side slope wide range rangefinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209368910U true CN209368910U (en) | 2019-09-10 |
Family
ID=67828229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822251685.3U Expired - Fee Related CN209368910U (en) | 2018-12-29 | 2018-12-29 | A kind of side slope wide range rangefinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209368910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537650A (en) * | 2018-12-29 | 2019-03-29 | 中国矿业大学 | A kind of side slope wide range rangefinder and slope deforming method of real-time |
-
2018
- 2018-12-29 CN CN201822251685.3U patent/CN209368910U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537650A (en) * | 2018-12-29 | 2019-03-29 | 中国矿业大学 | A kind of side slope wide range rangefinder and slope deforming method of real-time |
| CN109537650B (en) * | 2018-12-29 | 2023-10-10 | 中国矿业大学 | Slope wide-range finder and slope deformation real-time monitoring method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190910 Termination date: 20211229 |