CN208059776U - Portable core structural plane inclination angle field measurement device - Google Patents
Portable core structural plane inclination angle field measurement device Download PDFInfo
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- CN208059776U CN208059776U CN201820531725.7U CN201820531725U CN208059776U CN 208059776 U CN208059776 U CN 208059776U CN 201820531725 U CN201820531725 U CN 201820531725U CN 208059776 U CN208059776 U CN 208059776U
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- core
- inclination angle
- structural plane
- plane inclination
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- 238000005259 measurement Methods 0.000 title claims abstract description 107
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 238000005553 drilling Methods 0.000 description 16
- 239000011435 rock Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 11
- 238000000691 measurement method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241000282376 Panthera tigris Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of portable core structural plane inclination angle field measurement devices, especially a kind of portable core structural plane inclination angle field measurement device for geotechnical engineering core structural plane inclination angle field measurement field.Portable core structural plane inclination angle field measurement device used by the utility model, including the first measurement plate and the second measurement plate, first measurement plate and the second measurement plate vertical connection, own centre line is set in first measurement plate, there are many core telltale marks of core diameter specification, the core telltale mark of wherein each core diameter specification to be arranged in pairs for setting in first measurement plate.The measuring device of the utility model is simple and reliable for structure, it is easy to carry, it is easy to use, only need one man operation that can complete to measure, and measuring accuracy is high, it is not limited by core diameter size, the portable core structural plane inclination angle field measurement device that level land and slope can be used normally in the wild.
Description
Technical field
The utility model is related to a kind of portable core structural plane inclination angle field measurement devices, especially a kind of to be used for ground
The portable core structural plane inclination angle field measurement device in engineering core structural plane inclination angle field measurement field.
Background technology
It usually utilizes boring mechanic equipment and technique to obtain the following core of earth's surface in geologic prospect, is that geology and mineral products provide
Source parameter makes related reliable evaluation.And it needs to carry out drilling core geological record to obtain the original geologic information of drilling
Work, including core observation identification and geologic description (including structural plane occurrence), the calculating of core extracting rate and RQD values, measurement first meeting
Water level and whole hole water level, each layer Rock And Soil bearing capacity recommended value, establishment drilling composite columnar section etc., wherein inclining to core structural plane
Angle, which measures, is important a link.
The existing paper and utility model patent published：Angle measurer for rock core reset (application publication number CN8721
2439U), as follows for angle measurer for rock core reset technical solution：Angle measurer for rock core reset is that a kind of geology and mining industry are surveyed
Measuring appratus, reset and parameters for drilling core measure, and are a kind of new instruments of core orientation technical field.The device
Frame three parts are measured including core holder, core restorer, multi-purpose core.The function of device be make to be taken out by underground it is all kinds of
Core is restored to the original-shape of three dimensions in a short time, and quickly measures various parameters.Instrument Design is reasonable, construction letter
Single, easy to use, test data is accurate.One, instrument chassis seat is three speciality spiral shells on the stabilizer blade of equilateral triangle by lower part
Mother's adjustment makes chassis be horizontal, and can be connected with respective bolt on terrace.Then adjusting horizontal limb makes the mark be in line
North-south orientation blending bolt fixes it.Adjusting the horizontal limb of belt supporting frame makes it be used in combination in the tendency orientation of drilling (that is, core)
Bolt fixes it.It has been adjusted to this core reset angular instrument essentially identical with the dimensional orientation of measured core.Two, core is filled
Enter core fixation garden cylinder blending bolt on pedestal and fixes it.Another fixed garden cylinder can be inserted at an upper portion thereof for longer core, together
Time shift dynamic stability holder is adjusted to suitable position and moves up and down casing to fix it with bolt again.And available fine-tuning nut correction
To the number of degrees of former apex angle.So far core is adjusted to comply fully with the true bearing angle of drilling and apex angle, it is accurate to be at
And stable state.Three, the reset process of core is as follows：Multi-purpose core is measured into frame first and fixture bolt is clamped on as label
Core top both sides thickness line of weakness on, and so that measurement plane is rotated template and be completely superposed in upper two grooves plane and fixation
It.At this moment pico- loose bolts compass measures azimuth and rotates core simultaneously, makes it equal to the azimuth oriented above,
And and then fix the core resetted.Four, when measuring, the elliptic plane that is cut into first with core in selected construction
On, by two cusp card standards on the inside of card frame on the endpoint of core both sides elliptic cross-section short axle, this short axle is actually core
Diameter, fasten it after card is accurate, keep card frame accurate and that stablizes be stuck on core, then rotary motion template and movement makes shifting
The tip point of dynamic draw runner is co-located on the intersection of an oval cross section and core and is fixed with template with two cusps of inside above
Nut fastens it.So far it is completely parallel with the elliptic plane of above-mentioned prediction to move template.More precisely, turn under such state
The dimensional orientation of momentum plate is identical with elliptical configuration face.Therefore it is the construction with compass accurate measurement rotation template orientation
Occurrence.
The existing paper and utility model patent published：A kind of rock core fracture dip angle measurement method and its measuring device
(102269557 A of application publication number CN), a kind of rock core fracture dip angle measurement method technical solution is as follows：(1) core is kept flat
In on level ground, and keep the long axis holding of core elliptical section horizontal；(2) handle of two groups of fixtures is with the hands pinched respectively
So that fixture tiger's jaw is opened, and make the vertically-aligned core of fixture tiger's jaw, decontrols handle at this time, the core quilt under the elastic force effect of spring
It clamps and ensures to contact closely with fixed pedestal bottom surface arc surface；(3) front and back dragging pointer steel plate is pressed to suitable position firmly
Rotary protractor while lower pointer steel plate end makes the bottom edge of protractor keep being in close contact with fissure-plane, pointer at this time
Corresponding scale is the included angle in crack and core drilling depth direction, the i.e. inclination angle in crack.
The existing paper and utility model patent published：A kind of measuring device and measuring method at core fracture inclination angle
(106441038 A of application publication number CN), a kind of measuring device and measuring method technical solution at core fracture inclination angle is as follows：
(1) circular hole by core along end cap is put on pedestal, and core fracture face is made to be located near the arc-shaped scale of side plate；(2) it adjusts
Whole core position, makes the free face of core fracture upward；(3) sliding block, and rotating pointer are adjusted, keeps pointer and core fracture face tight
Closely connected conjunction；(4) position of the side of pointer in arc-shaped scale is read, reading is core fracture inclination angle.
The existing paper and utility model patent published：A kind of measuring device (Granted publication of core crack dip
Number 206330531 U of CN), a kind of measuring device technical solution of core crack dip is as follows：(1) by core along drive end bearing bracket
Circular hole be put on bottom plate, so that core fissure-plane is located near the arc-shaped scale of side plate；(2) adjustment core position, makes core
On fissure-plane it is parallel with needle pivot, if there is reference line on core, read reference line and correspond to the reading of dial；(3) it rotates
Needle pivot, plane where pointer are parallel with core fissure-plane；(4) position of the side of pointer in arc-shaped scale is read, this
When reading be core crack dip.
The measuring device of the above prior art and corresponding measurement method have the shortcomings that as follows：
One, core mainly is held using a human hand to the field measurement in core obliquity structure face at present and is allowed to keep substantially perpendicular
Directly, another people measures core structural plane inclination angle using circumferentor, or holds drawing square and core, Ling Yiren using a human hand
The method for measuring core structural plane inclination angle using circumferentor, because being judged that core verticality factor is affected by artificial vision,
Therefore obtained structural plane inclination angle precision is poor, cannot really reflect structural plane inclination angle.
Two, angle measurer for rock core reset (the application publication number CN8721 of research institute of Maanshan City of former Ministry of Metallurgical Industry utility model
2439U) structure is more complex, can not directly use in the wild.
Three, a kind of rock core fracture dip angle measurement method and its measuring device (application publication number CN 102269557A) need
Core is lain against on level ground, slope ground can not be used in the wild.
There are self structure complexity, measurement core self-positions for core dip measuring device in the prior art in summary
The defects of restricted, core diameter is restricted can not accurately measure core structural plane inclination angle in the wild.
Term is explained：
One, geological drilling refers to obtaining the following core of earth's surface using boring mechanic equipment and technique, is that geology and mineral products provide
Source parameter makes the related Geological Engineering reliably evaluated.
Two, drilling core geological record refers to obtain the work that the original geologic information of drilling carries out, including core
Observation identification and geologic description (including structural plane occurrence), the calculating of core extracting rate and RQD values, measurement initial water level and end Kong Shui
Position, each layer Rock And Soil bearing capacity recommended value, establishment drilling composite columnar section etc..
Three, circumferentor includes mainly needle, level meter and dipmeter, can be divided into chassis, shell and upper cover in structure, main
Instrument is wanted to be each attached on chassis, three is integral with hinge connection, can be used to identify direction, determines position, measures geologic body
Occurrence and topographic map of making a preliminary survey etc..
Four, structural plane refer to refer to there is extremely low or not tensile strength discontinuity surface, including level, joint, split
Reason, tomography etc..
Five, structural plane occurrence refers to structural plane in the state of space output and the general name in orientation, including trend, is inclined to and inclines
Angle.
Six, structural plane trend refers to the intersection of rock stratum face and horizontal plane.The direction of its both ends meaning is the trend of structural plane,
It can be indicated by the azimuth of two 180 ° of differences.
Seven, structural plane tendency refers to the structural plane inclined direction of the floor projection line meaning of parallax, and parallax is vertical
Strike line is along dipping bed drawn straight line downwards.
Eight, structural plane inclination angle refers to the folder of structural plane (trace) and horizontal plane (trace) on the section of vertical structure face trend
Angle.
Utility model content
It is easy to carry the technical problem to be solved by the utility model is to provide a kind of simple and reliable for structure, using simple
It is convenient, only need one man operation that can complete to measure, and measuring accuracy is high, is not limited by core diameter size, is put down in the wild
The portable core structural plane inclination angle field measurement device that ground and slope can be used normally.
The utility model solves portable core structural plane inclination angle field measurement device used by its technical problem, including
First measurement plate and the second measurement plate, first measurement plate and the second measurement plate vertical connection are set in first measurement plate
It is equipped with center line, there are many core telltale marks of core diameter specification, wherein each rock for setting in first measurement plate
The core telltale mark of core diameter specification is arranged in pairs, and is set by symmetrical centre axial symmetry of center line per a pair of core telltale mark
It sets in the both sides of center line.
Further, the core telltale mark is the aperture being arranged in pairs according to different core diameter specifications.
Further, the aperture setting of wherein same diameter specifications is multigroup, multigroup aperture is equidistant along centerline direction
Arrangement.
Further, further including core flexible fastening piece, the flexible fastening piece is passed through from aperture.
Further, the core telltale mark is the position line with centerline parallel.
Further, being fixedly connected in the middle part of the end of first measurement plate and the second measurement plate.
Further, first measurement plate and the second measurement plate are aluminium alloy plate.
The utility model has the beneficial effects that：It is fixed using the first measurement plate that two pieces of orthogonal measurement plates are arranged in the application
Position and fixed core, the second measurement plate are used to measuring device being located in level land or slope.Utilize cover first arranged symmetrically
The core telltale mark of multiple diameter specification in measurement plate improves core positioning accuracy, increases the diameter model that can measure core
It encloses.The application is simple and reliable for structure, easy to carry, easy to use, only needs one man operation that can complete to measure, and measures
Accuracy is high, is not limited by core diameter size, and level land and slope can be used normally in the wild, is conducive to improve core knot
Structure face inclination angle measurement accuracy, is conducive to drilling core geological record.
Description of the drawings
Fig. 1 is the front view of the application measuring device.
Fig. 2 is the side view of the application measuring device.
Fig. 3 is the vertical view of the application measuring device.
Fig. 4 is the front view of core structural plane inclination angle field measurement method.
Fig. 5 is the side view of core structural plane inclination angle field measurement method.
Parts, position and number in figure：First measurement plate 1, the second measurement plate 2, aperture 3, center line 4, core 5, rock
Core top structure face 6, rubber band 7, circumferentor 8, core top structure face inclination angle 9, the second measurement plate plate face inclination angle 10.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2 and Figure 3, the 5 structural plane inclination angle field measurement device of portable core of the utility model, including
First measurement plate 1 and the second measurement plate 2,1 and second measurement plate of the first measurement plate, 2 vertical connection, first measurement plate 1
Upper setting own centre line 4, there are many core telltale marks of core diameter specification for setting in first measurement plate 1, wherein
The core telltale mark of each core diameter specification is arranged in pairs, and every a pair of core telltale mark is symmetrical centre with center line 4
The both sides of the centrally disposed line of axial symmetry 4.For positioning and fixing core 5, the second measurement plate 2 is used for wherein the first measurement plate 1
Measuring device is located on level land or slope.Core telltale mark is used for core 5 is accurately fixed in the first measurement plate 1
Position, between core 5 to be measured is placed on the core telltale mark of respective diameters specification, the centre-to-centre spacing between core telltale mark
It is the diameter of the core 5 of dimension, since a pair of of core telltale mark is arranged about 4 axial symmetry of center line, works as rock
The center line 4 of core 5 is overlapped with the center line 4 of the first measurement plate 1 when 5 both sides outer rim of core just contacts 5 telltale mark of core, rock
Core 5 is completed to be accurately positioned, and after 5 center of core is overlapped with the center line 4 of 1 plate face of the first measurement plate, adjustment core 5 makes Bao Yanxinding
The trend of portion's structural plane 6 moves towards consistent with 1 plate face of the first measurement plate, and the second measurement plate plate face is measured using circumferentor 8
10 second measurement plate of inclination angle, 2 plate face angle with horizontal plane and 9 core of core top structure face inclination angle, 5 structural plane and level
Face angle；The sum of second measurement plate plate face inclination angle 10 and core top structure face inclination angle 9 are 5 structural plane inclination angle of core.
The utility model overcomes that 5 dip measuring device self structure of existing core is complicated, restricted, 5 diameter of core that measures 5 position of core
The defects of being restricted and the deficiency at 5 structural plane inclination angle of core especially can not be accurately measured in slope ground in the wild, device knot
Structure is simple, is carried convenient for field, is also convenient for quickly, significantly improving 5 structural plane inclination angle field measurement precision of core using process.
Embodiment 1
In the present embodiment, the core telltale mark is the aperture 3 being arranged in pairs according to 5 diameter specifications of different cores,
The aperture 3 of wherein same diameter specifications is arranged multigroup, and multigroup aperture 3 is equidistantly arranged along 4 direction of center line.In the present embodiment
Core 5 is positioned with aperture 3,3 aperture of aperture is 3 millimeters, aperture 3 level interval is respectively 25 millimeters, 10 millimeters,
10 millimeters, 9.5 millimeters, 8 millimeters, 8 millimeters, 6.5 millimeters, 5 millimeters, 36 millimeters, 5 millimeters, 6.5 millimeters, 8 millimeters, 8 millimeters, 9.5
Millimeter, 10 millimeters, 10 millimeters, 25 millimeters, 3 vertical spacing of aperture is 50 millimeters, be suitable for a diameter of 36 millimeters, 46 millimeters,
59 millimeters, 75 millimeters, 91 millimeters, 110 millimeters, 130 millimeters, 150 millimeters, 200 millimeters of 5 structural plane inclination angle of core measures.
Embodiment 2
In the present embodiment, further include 5 flexible fastening piece of core, the flexible fastening piece is passed through from aperture 3.Elasticity is solid
Determine part and rubber band 7 may be used, Spring Card etc. has the component for restoring deformation function.Core 5 can be highly chosen according to core 5
Top, middle part, the aperture 3 near bottom, using three rubber bands 7 from the top down, symmetrical fixed core 5 from front to back, use rubber
Rubber band 7 knots at the back side for the first measurement plate 1 that core 5 is close to.It is arranged in the present embodiment small in the first measurement plate 1
Hole 3 is used to also play the effect of fixed core 5 while positioning core 5.
Embodiment 3
As another telltale mark, 5 telltale mark of the core is the positioning parallel with center line 4 in the present embodiment
Line.Core 5 is placed between symmetrical position line when use.
Embodiment 4
In the present embodiment, the end of first measurement plate 1 is fixedly connected with the middle part of the second measurement plate 2, and described
One measurement plate 1 and the second measurement plate 2 are aluminium alloy plate.By 2 long side interposition of 1 short side top of the first measurement plate and the second measurement plate
It sets through T-shape plate made of aluminium alloy electric welder, two pieces of aluminium alloy plate angles are 90 °.First measurement plate 1 and second is surveyed
2 length of template is 500 millimeters, and width is 250 millimeters, and thickness is 5 millimeters.Using the scheme of the present embodiment, dress is measured
Set it is simple in structure, it is light firm, be conducive to carry, manufacture easy to produce, and manufacturing cost is low, precision is high, aluminium alloy plate non-corrosive,
It can normal use under the meteorological conditions such as wind and rain ice fog.
As shown in Figure 4 and Figure 5, using the carry out core structural plane inclination angle field measurement method of the utility model, including with
Under several steps：
A, 5 structural plane inclination angle field measurement device of portable core is positioned on ground, and makes the plate of the second measurement plate 2
Face close proximity to ground；
B, core 5 is close to the plate face of the first measurement plate 1, make the center line 4 at 5 center of core and 1 plate face of the first measurement plate
It overlaps；
C, adjustment core 5 makes the trend of guarantor's core top structure face 6 move towards consistent with 1 plate face of the first measurement plate；
D, core 5 is fixed in the first measurement plate 1；
E, the second measurement plate plate face inclination angle 10 is measured using circumferentor 8；
F, core top structure face inclination angle 9 is measured using circumferentor 8；
G, the second measurement plate plate face inclination angle 10 is added to obtain 5 structural plane of core with core top structure face inclination angle 9
Inclination angle.The method of the utility model is simple using process, easy to operate to overcome 5 dip measuring device self structure of existing core
Complexity measures the defects of restricted 5 position of core, 5 restricted diameter of core and can not be especially in the wild in slope ground standard
The deficiency for really measuring 5 structural plane inclination angle of core, improves 5 structural plane inclination angle field measurement precision of core.
In order to ensure the accuracy measured, rotates core 5 on one side in step C, use circumferentor 8 to measure core top on one side
Portion's structural plane 6 and 1 plate face of the first measurement plate trend, until the trend of the two is consistent, it can be fast and accurately using preceding method
Core 5 is located in the first measurement plate 1, wherein structural plane trend refers to the intersection of rock stratum face and horizontal plane.Its both ends is signified
Direction be structural plane trend, can be indicated by the azimuth of two differences 180 °.First measurement plate, 1 plate face trend refers to the
The intersection of one measurement plate 1 plate face and horizontal plane, the two trend two intersections of consistent i.e. finger are mutually parallel.
5 telltale mark of core is used as using aperture 3 in the first measurement plate 1, is highly chosen according to core 5 in D steps
5 top of core, middle part, the aperture 3 near bottom, using three rubber bands 7 from the top down, symmetrical fixed core 5 from front to back,
With the back side knotting for the first measurement plate 1 that rubber band 7 is close in core 5.Using the ingenious aperture 3 using positioning of preceding method
Rapidly and accurately core 5 can be fixed in the first measurement plate 1 in conjunction with flexible fastening piece.
Embodiment 5
It is directed to two river mouth power station library weeks traffic recovery suede dam bridge drilling core, 5 inclination angle in the present embodiment and has carried out open country
External pelivimetry and indoor accurate measurement, refer to following table.
1 suede dam bridge drilling core of table, 5 roof deck tilt angle measurement statistical form
It is learnt from 5 roof deck tilt angle measurement statistical form of suede dam bridge drilling core, for suede dam bridge drilling rock
5 angle of bedding of core, compass+4.2 ° of drawing square ordinary surveying error average out to, Portable type measurement unit field measurement error
1.2 ° of average out to.Therefore 3 ° are averagely improved using measurement accuracy when Portable type measurement unit field measurement structural plane inclination angle.This
Show that the Portable type measurement unit of utility model has relatively broad use space.
Claims (7)
1. portable core structural plane inclination angle field measurement device, it is characterised in that：It is measured including the first measurement plate (1) and second
Plate (2), first measurement plate (1) and the second measurement plate (2) vertical connection are provided with center on first measurement plate (1)
Line (4), there are many core telltale marks of core diameter specification, wherein each core for setting on first measurement plate (1)
The core telltale mark of diameter specifications is arranged in pairs, per a pair of core telltale mark with center line (4) for symmetrical centre axial symmetry
The both sides of centrally disposed line (4).
2. portable core structural plane inclination angle field measurement device as described in claim 1, it is characterised in that：The core
(5) telltale mark is the aperture (3) being arranged in pairs according to different core diameter specifications.
3. portable core structural plane inclination angle field measurement device as claimed in claim 2, it is characterised in that：Wherein with always
Aperture (3) setting of diameter specification is multigroup, and multigroup aperture (3) is equidistantly arranged along center line (4) direction.
4. portable core structural plane inclination angle field measurement device as claimed in claim 3, it is characterised in that：It further include core
(5) flexible fastening piece, the flexible fastening piece are passed through from aperture (3).
5. portable core structural plane inclination angle field measurement device as described in claim 1, it is characterised in that：The core is fixed
Position is labeled as the position line parallel with center line (4).
6. portable core structural plane inclination angle field measurement device as described in claim 1, it is characterised in that：Described first surveys
It is fixedly connected in the middle part of the end of template (1) and the second measurement plate (2).
7. portable core structural plane inclination angle field measurement device as described in claim 1, it is characterised in that：Described first surveys
Template (1) and the second measurement plate (2) are aluminium alloy plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820531725.7U CN208059776U (en) | 2018-04-13 | 2018-04-13 | Portable core structural plane inclination angle field measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820531725.7U CN208059776U (en) | 2018-04-13 | 2018-04-13 | Portable core structural plane inclination angle field measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208059776U true CN208059776U (en) | 2018-11-06 |
Family
ID=63986239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820531725.7U Withdrawn - After Issue CN208059776U (en) | 2018-04-13 | 2018-04-13 | Portable core structural plane inclination angle field measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208059776U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489363A (en) * | 2018-04-13 | 2018-09-04 | 中国电建集团成都勘测设计研究院有限公司 | Portable core structural plane inclination angle field measurement device |
| CN110017130A (en) * | 2019-04-19 | 2019-07-16 | 刘生平 | A kind of underwater directional vehicle hole tester |
-
2018
- 2018-04-13 CN CN201820531725.7U patent/CN208059776U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489363A (en) * | 2018-04-13 | 2018-09-04 | 中国电建集团成都勘测设计研究院有限公司 | Portable core structural plane inclination angle field measurement device |
| CN108489363B (en) * | 2018-04-13 | 2023-11-28 | 中国电建集团成都勘测设计研究院有限公司 | Portable rock core structure face inclination angle field measurement device |
| CN110017130A (en) * | 2019-04-19 | 2019-07-16 | 刘生平 | A kind of underwater directional vehicle hole tester |
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