CN109883865A - A kind of sub-surface measuring device for construction of the highway - Google Patents
A kind of sub-surface measuring device for construction of the highway Download PDFInfo
- Publication number
- CN109883865A CN109883865A CN201910136513.8A CN201910136513A CN109883865A CN 109883865 A CN109883865 A CN 109883865A CN 201910136513 A CN201910136513 A CN 201910136513A CN 109883865 A CN109883865 A CN 109883865A
- Authority
- CN
- China
- Prior art keywords
- drilling pipe
- sub
- component
- sampling
- sampling drilling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of sub-surface measuring devices for construction of the highway, what the present invention not only may be implemented road pavement substrate surface hardness works as field detecting, it can be sampled with the inner case of road pavement base, it is not in the destruction of road pavement base internal structure in sampling, it is analyzed and is detected convenient for road pavement base inner case, and, it may be implemented to block on the spot after sampling of the invention, and banding is extracted in front in auger and is blocked up, it prevents from extracting the problem for causing road surface internal structure impaired after sampling drilling pipe, greatly down-sample the damage and influence of road pavement base, guarantee the reliability of sub-surface.When blocking, the landing of the sample of sampling can effectively prevent, guarantee the integrality of sampling, but also the hardness of road pavement base is facilitated to be detected.
Description
Technical field
The present invention relates to a kind of sub-surface measuring devices for construction of the highway, belong to construction of the highway detection technique neck
Domain.
Background technique
After the completion of to construction of the highway, generally requires and carry out an acceptance inspection to the case where construction.When checking and accepting, need to highway road
The case where face base, is assessed.The assessment of current highway road surface is usually to be sampled etc. to operate at sampling observation point,
It is drilled with when sampling using drill bit, then measures base's surface conditions of sample point.This mode is carried out in the sampled point of road pavement
When sampling, need to destroy the structure on road surface, moreover, pavement structure carries out sectional repair after disruption, this mode is due to
Situations such as stress around the sampled point of road pavement, produces irreversible destruction, this result in still being difficult to after repairing reach compared with
Good performance influences the internal structure and stress condition on road surface, influences the service life of highway.
The present invention is in view of the above problems, provide a kind of sub-surface measuring device for construction of the highway, to improve public affairs
The detection and measurement convenience of road construction sub-surface.
Summary of the invention
To achieve the above object, the invention provides the following technical scheme: a kind of sub-surface for construction of the highway measures
Device, which is characterized in that it include rack, hydraulic pushing component, rotation be drilled with component, sampling drilling pipe, hardness determination head and go out
Sample sealing of hole component, wherein the hydraulic pushing component extended straight down, the hydraulic pushing group are fixedly installed in the rack
It is fixedly installed the rotation on the output end of part and is drilled with component, the rotary output that the rotation is drilled with component is connected with described
Sample drilling pipe；
The lower end of the sampling drilling pipe is removably connected with the hardness determination head；
The hydraulic lower pressure for pushing component is controllable adjustment setting, to be realized using the hydraulic pushing component to hardness
The lower pressure of detector is controlled, and then realizes the hardness determination of road pavement base；
The sampling drilling pipe is the hollow structure for being provided with centre bore, which is set as sampling hole, in the sampling drilling pipe
It is additionally provided with the plugging hole for being arranged in the centre bore surrounding, the axis of plugging hole cloth parallel with the axis of the centre bore
It sets；
It is removably threaded with stud in the plugging hole, component is drilled with when using hydraulic pushing component, rotation and makes institute
Sampling drilling pipe is stated when protruding into sub-surface, the stud screw thread, which blocks, to be connected in the plugging hole of the sampling drilling pipe, when will
Before the sampling drilling pipe is taken out out of sub-surface, the stud screw thread is screwed out into the plugging hole, and utilize the sample sealing of hole out
Component connects the plugging hole, so that the hole of the sample position to the sub-surface blocks.
Further, described that sample is assisted out to cover for ring preferably, the bottom of the sampling drilling pipe is provided with and assists out sample set
Shape structure, and the upper end of the inner hole wall for assisting out sample to cover is provided with small top and big bottom conical hole slot, the sampling
The bottom inside of drilling pipe is provided with big top and small bottom taper ring cavity, and the conical hole slot for assisting out sample to cover is against cooperation
On the taper ring cavity, and the radial center of the tapered surface of taper ring cavity towards the sampling drilling pipe tilts；And the auxiliary
The upper end of sample set is provided with the threaded apertures with the cooperation of the lower thread of the stud out, described in screwing out the stud screw thread
It is described that sample set is assisted out to separate with the sampling drilling pipe when plugging hole, and when injection sealing agent material, sealing agent material is from the taper
The cavity wall of ring cavity guarantees to the radial center oblique flow of the sampling drilling pipe bottom so that sampling drilling pipe moves upwards
Sample is located in the sampling drilling pipe.
Further, preferably, the centre bore of the sampling drilling pipe is up big and down small bellmouth, and the centre bore
Taper is 1-2 °, is provided with operation turret head at the top of the stud.
Further, preferably, the hydraulic component that pushes includes the hydraulic-driven bar of two parallel arrangements, hydraulic pole socket
And drive seat, wherein the hydraulic-driven bar is fixed on the hydraulic pole socket, using described between two hydraulic pole sockets
Connecting plate links together, and the connecting plate is fixed on the rack, and the output end of the hydraulic-driven bar is connected to the driving
Seat, the rotation are drilled with component and are fixed in the drive seat.
Further, preferably, it includes driving motor, driving gear, driven gear, rotation drive that the rotation, which is drilled with component,
Dynamic cylinder, support frame, wherein support frame as described above is fixed in the drive seat, is fixedly installed on support frame as described above described
Driving motor, the output end of the driving motor are provided with driving gear, are provided with driven gear on the rotate driving cylinder, institute
Driven gear and driving gear engaged transmission are stated, the rotate driving cylinder is passed vertically through using bearing and is supported in the support
On frame and drive seat, and the drive seat setting is extended downwardly out, the lower end of the rotate driving cylinder is provided with connecting flange, institute
It states and is provided with centre bore identical with auger barrel structure position and plugging hole on rotate driving cylinder, and the rotate driving
Cylinder is coaxial docking using connecting flange and sampling drilling pipe sealing.
Further, preferably, the driving motor is two, and the driving motor is laid in a non-symmetrical way
The surrounding of the rotate driving cylinder, the back lash between the driving gear and driven gear are greater than between two driving motors
The error amount being out of step is controlled, to drive the rotate driving cylinder to rotate using two driving motors.
Further, preferably, the sample sealing of hole component out includes mixing tank, pumping pump, distribution plate, control valve, connector
Flange and jointing, wherein the mixing tank is connected to by pumping line and pumping pump connection, the discharge end of the pumping pump
Each discharge end of the distribution plate, the distribution plate is connected with jointing using pumping line, and each jointing is solid
It is scheduled on the joint flange, and the jointing and the plugging hole on rotate driving cylinder mutually seal cooperation, described point
With being provided with the control valve on the pumping line between disk and the jointing, the joint flange and the rotate driving cylinder
The flangeseal of upper end connects.
Further, preferably, the lower end of the hardness determination head is spherical shape, and the upper end of the hardness determination head is arranged
There is locating groove, the locating groove is set in the lower end of the sampling drilling pipe, and the upper end of the hardness determination head is provided with
The hardness determination head is locked at the lower end of the sampling drilling pipe by radial clamping screw, the radial direction clamping screw.
Further, preferably, the lower end surface of the sampling drilling pipe is edge structure, the upper end of the rotate driving cylinder is also
It is provided with the sealing matching seat cooperated with the jointing.
Further, preferably, the rack is fixed on locomotive, and control is additionally provided on the locomotive
Device, the movement of the controller control all parts.
Compared with prior art, the beneficial effects of the present invention are:
What the present invention not only may be implemented road pavement substrate surface hardness works as field detecting, can be with the inner case of road pavement base
It is sampled, is not in the destruction of road pavement base internal structure in sampling, divided convenient for road pavement base inner case
Analysis and detection moreover, may be implemented to block on the spot after sampling of the invention, and are extracted banding in auger in front and are blocked up, prevent
The problem for causing road surface internal structure impaired after sampling drilling pipe is extracted, damage and the shadow of road pavement base are greatly down-sampled
It rings, guarantees the reliability of sub-surface.When blocking, the landing of the sample of sampling can effectively prevent, guarantee the complete of sampling
Whole property, but also the hardness of road pavement base is facilitated to be detected.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the sub-surface measuring device for construction of the highway of the present invention；
Fig. 2 is a kind of sample sealing of hole component structure diagram out of sub-surface measuring device for construction of the highway of the present invention；
Fig. 3 is structural schematic diagram when a kind of sampling drilling pipe of the sub-surface measuring device for construction of the highway of the present invention is drilled with；
Structure when Fig. 4 is under a kind of stud disassembly of sampling drilling pipe of the sub-surface measuring device for construction of the highway of the present invention
Schematic diagram；
Fig. 5 is a kind of arragement construction schematic diagram of the driving motor of the sub-surface measuring device for construction of the highway of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-5 is please referred to, the present invention provides a kind of technical solution: a kind of sub-surface measurement dress for construction of the highway
It sets comprising rack (not shown), hydraulic pushing component, rotation are drilled with component, sampling drilling pipe 14,15 and of hardness determination head
Sample sealing of hole component out, wherein the hydraulic pushing component extended straight down, the hydraulic pushing are fixedly installed in the rack
It is fixedly installed the rotation on the output end of component and is drilled with component, the rotation has been drilled with the rotary output connection of component
State sampling drilling pipe 14；
The lower end of the sampling drilling pipe 14 is removably connected with the hardness determination head 15；
The hydraulic lower pressure for pushing component is controllable adjustment setting, to be realized using the hydraulic pushing component to hardness
The lower pressure of detector 15 is controlled, and then realizes the hardness determination of road pavement base；
The sampling drilling pipe is the hollow structure for being provided with centre bore 22, which is set as sampling hole, the auger
The plugging hole 27 for being arranged in the centre bore surrounding, the axis of the plugging hole 27 and the axis of the centre bore are additionally provided on cylinder
Line parallel arrangement；
It is removably threaded with stud 20 in the plugging hole, is drilled with component when using hydraulic pushing component, rotation and makes
When the sampling drilling pipe is protruded into sub-surface, 20 screw thread of stud blocks the plugging hole 27 for being connected to the sampling drilling pipe
It is interior, before taking out the sampling drilling pipe out of sub-surface, 20 screw thread of stud is screwed out into the plugging hole, and described in utilization
Sample sealing of hole component connects the plugging hole 27 out, so that the hole of the sample position to the sub-surface blocks.
In the present embodiment, the bottom of the sampling drilling pipe, which is provided with, assists out sample to cover 23, described to assist out the sample set 23 to be
Ring structure, and the upper end of the inner hole wall for assisting out sample set 23 is provided with small top and big bottom conical hole slot, it is described
The bottom inside of sampling drilling pipe is provided with big top and small bottom taper ring cavity 24, and the conical hole slot for assisting out sample to cover supports
By cooperating on the taper ring cavity 24, and the radial center of the tapered surface of taper ring cavity towards the sampling drilling pipe tilts；And
The upper end for assisting out sample set 23 is provided with the threaded apertures being threadedly engaged with the lower end 25 of the stud, by the stud
It is described that sample set is assisted out to separate with the sampling drilling pipe when screw thread screws out the plugging hole, and when injection sealing agent material, sealing agent
Expect the radial center oblique flow from the cavity wall of the taper ring cavity to the sampling drilling pipe bottom so that sampling drilling pipe to
Upper movement guarantees that sample is located in the sampling drilling pipe.
The centre bore of the sampling drilling pipe is up big and down small bellmouth, and the taper of the centre bore is 1-2 °, described
Operation turret head 19 is provided at the top of stud.
The hydraulic component that pushes includes two hydraulic-driven bar 3, hydraulic pole socket 4 and the drive seats 12 being arranged in parallel,
In, the hydraulic-driven bar 3 is fixed on the hydraulic pole socket 4, is connected between two hydraulic pole sockets 4 using the connecting plate
It is connected together, the connecting plate is fixed on the rack, and the output end of the hydraulic-driven bar is connected to the drive seat 12, described
Rotation is drilled with component and is fixed in the drive seat 12.
It includes driving motor, driving gear 7, driven gear 8, rotate driving cylinder 9, support frame that the rotation, which is drilled with component,
10, wherein support frame as described above 10 is fixed in the drive seat 12, and the driving is fixedly installed on support frame as described above 10
Motor, the output end of the driving motor are provided with driving gear 7, driven gear 8, institute are provided on the rotate driving cylinder 9
Driven gear and driving gear engaged transmission are stated, the rotate driving cylinder 9 is passed vertically through using bearing and is supported in the branch
On support and drive seat, and the drive seat setting is extended downwardly out, the lower end of the rotate driving cylinder 9 is provided with connecting flange
13, centre bore identical with auger barrel structure position and plugging hole, and described turn are provided on the rotate driving cylinder
Dynamic driving cylinder is coaxial docking using connecting flange and sampling drilling pipe sealing.
Such as Fig. 5, the driving motor is two, and the driving motor is laid in the rotation in a non-symmetrical way and drives
The surrounding of dynamic cylinder, the back lash between the driving gear and driven gear, which is greater than between two driving motors, controls step not
Consistent error amount, to drive the rotate driving cylinder to rotate using two driving motors.
The sample sealing of hole component out includes mixing tank 1, pumping pump 2, distribution plate 16, control valve 17, joint flange 5 and connection
Connector, wherein the mixing tank 1 is connect by pumping line with pumping pump 2, and the discharge end of the pumping pump 2 is connected to described point
With disk 16, each discharge end of the distribution plate 16 is connected with jointing using pumping line, and each jointing is fixed
On the joint flange 5, and the jointing mutually seals cooperation, the distribution with the plugging hole on rotate driving cylinder
The control valve 17, the joint flange 5 and the rotate driving are provided on pumping line between disk and the jointing
The flangeseal connection of 9 upper ends of cylinder.
The lower end of the hardness determination head 15 is spherical shape, and the upper end of the hardness determination head is provided with locating groove, institute
The lower end that locating groove is set in the sampling drilling pipe is stated, and the upper end of the hardness determination head is provided with radial clamping screw
26, the hardness determination head is locked at the lower end of the sampling drilling pipe by the radial direction clamping screw.
The lower end surface of the drilling pipe ontology 21 of the sampling drilling pipe 14 is edge structure, and the upper end of the rotate driving cylinder is also set
It is equipped with the sealing matching seat 18 cooperated with the jointing.
For the ease of movement, the rack is fixed on locomotive, and is additionally provided with controller on the locomotive,
The movement of the controller control all parts.
What the present invention not only may be implemented road pavement substrate surface hardness works as field detecting, can be with the inside of road pavement base
Situation is sampled, and is not in the destruction of road pavement base internal structure in sampling, convenient for road pavement base inner case into
Row analysis and detection moreover, may be implemented to block on the spot after sampling of the invention, and are extracted banding in auger in front and are blocked up,
Prevent from extracting the problem for causing road surface internal structure impaired after sampling drilling pipe, greatly down-sample the damage of road pavement base with
It influences, guarantees the reliability of sub-surface.When blocking, the landing of the sample of sampling can effectively prevent, guarantee sampling
Integrality, but also the hardness of road pavement base is facilitated to be detected.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of sub-surface measuring device for construction of the highway, which is characterized in that it include rack, hydraulic pushing component,
Rotation is drilled with component, sampling drilling pipe, hardness determination head and sample sealing of hole component out, wherein it is vertical to be fixedly installed in the rack
The hydraulic pushing component extended downwardly, it is described it is hydraulic push component output end on be fixedly installed it is described rotation be drilled with component,
The rotary output that the rotation is drilled with component is connected with the sampling drilling pipe；
The lower end of the sampling drilling pipe is removably connected with the hardness determination head；
The hydraulic lower pressure for pushing component is controllable adjustment setting, to be realized using the hydraulic pushing component to hardness
The lower pressure of detector is controlled, and then realizes the hardness determination of road pavement base；
The sampling drilling pipe is the hollow structure for being provided with centre bore, which is set as sampling hole, in the sampling drilling pipe
It is additionally provided with the plugging hole for being arranged in the centre bore surrounding, the axis of plugging hole cloth parallel with the axis of the centre bore
It sets；
It is removably threaded with stud in the plugging hole, component is drilled with when using hydraulic pushing component, rotation and makes institute
Sampling drilling pipe is stated when protruding into sub-surface, the stud screw thread, which blocks, to be connected in the plugging hole of the sampling drilling pipe, when will
Before the sampling drilling pipe is taken out out of sub-surface, the stud screw thread is screwed out into the plugging hole, and utilize the sample sealing of hole out
Component connects the plugging hole, so that the hole of the sample position to the sub-surface blocks.
2. a kind of sub-surface measuring device for construction of the highway according to claim 1, it is characterised in that: described to take
The bottom of sample drilling pipe, which is provided with, assists out sample set, it is described assist out sample set be ring structure, and it is described assist out sample cover inner hole
The upper end of wall is provided with small top and big bottom conical hole slot, and the bottom inside of the sampling drilling pipe is provided with the small lower end in upper end
Big taper ring cavity, the conical hole slot for assisting out sample to cover against cooperation on the taper ring cavity, and taper ring cavity
Radial center inclination of the tapered surface towards the sampling drilling pipe；And the upper end for assisting out sample to cover is provided with and the stud
Lower thread cooperation threaded apertures, by the stud screw thread screw out the plugging hole when, it is described assist out sample set with it is described
When sampling drilling pipe separation, and injecting sealing agent material, sealing agent material is from the cavity wall of the taper ring cavity to the sampling drilling pipe bottom
Radial center oblique flow so that sampling drilling pipe move upwards, guarantee sample be located in the sampling drilling pipe.
3. a kind of sub-surface measuring device for construction of the highway according to claim 1, it is characterised in that: described to take
The centre bore of sample drilling pipe is up big and down small bellmouth, and the taper of the centre bore is 1-2 °, and the top of the stud is arranged
There is operation turret head.
4. a kind of sub-surface measuring device for construction of the highway according to claim 1, it is characterised in that: the liquid
Pressure pressure component includes hydraulic-driven bar, hydraulic pole socket and the drive seat of two parallel arrangements, wherein the hydraulic-driven bar is solid
It is scheduled on the hydraulic pole socket, is linked together between two hydraulic pole sockets using the connecting plate, the connecting plate is solid
Fixed the output end of the hydraulic-driven bar is connected to the drive seat on the rack, and the rotation is drilled with component and is fixed at
In the drive seat.
5. a kind of sub-surface measuring device for construction of the highway according to claim 1, it is characterised in that: the rotation
Turn to be drilled with component to include driving motor, driving gear, driven gear, rotate driving cylinder, support frame, wherein support frame as described above is solid
Fixed setting is fixedly installed the driving motor, the output end of the driving motor in the drive seat, on support frame as described above
It is provided with driving gear, driven gear is provided on the rotate driving cylinder, the driven gear is engaged with the driving gear
Transmission, the rotate driving cylinder is passed vertically through using bearing and is supported on support frame as described above and drive seat, and extends downwardly out institute
State drive seat setting, the lower end of the rotate driving cylinder is provided with connecting flange, be provided on the rotate driving cylinder with it is described
The identical centre bore in auger barrel structure position and plugging hole, and the rotate driving cylinder is using connecting flange and the auger
Cylinder sealing is coaxial docking.
6. a kind of sub-surface measuring device for construction of the highway according to claim 5, it is characterised in that: the drive
Dynamic motor is two, and the driving motor is laid in the surrounding of the rotate driving cylinder, the active in a non-symmetrical way
Back lash between gear and driven gear, which is greater than between two driving motors, controls the error amount being out of step, with convenience
The rotate driving cylinder rotation is driven with two driving motors.
7. a kind of sub-surface measuring device for construction of the highway according to claim 6, it is characterised in that: it is described go out
Sample sealing of hole component includes mixing tank, pumping pump, distribution plate, control valve, joint flange and jointing, wherein the mixing tank
By pumping line and pumping pump connection, the discharge end of the pumping pump is connected to the distribution plate, the distribution plate it is each go out
Material end is connected with jointing using pumping line, and each jointing is fixed on the joint flange, and the connection
Connector mutually seals cooperation with the plugging hole on rotate driving cylinder, the pumping line between the distribution plate and the jointing
On be provided with the control valve, the joint flange is connect with the flangeseal of rotate driving cylinder upper end.
8. a kind of sub-surface measuring device for construction of the highway according to claim 1, it is characterised in that: described hard
The lower end for spending detector is spherical shape, and the upper end of the hardness determination head is provided with locating groove, and the locating groove is set in
The lower end of the sampling drilling pipe, and the upper end of the hardness determination head is provided with radial clamping screw, the radial direction clamping screw
The hardness determination head is locked to the lower end of the sampling drilling pipe.
9. a kind of sub-surface measuring device for construction of the highway according to claim 2, it is characterised in that: described to take
The lower end surface of sample drilling pipe is edge structure, and the upper end of the rotate driving cylinder, which is additionally provided with, to be cooperated with the jointing
Seal matching seat.
10. a kind of sub-surface measuring device for construction of the highway, feature described in -9 any one according to claim 1
Be: the rack is fixed on locomotive, and controller is additionally provided on the locomotive, and the controller control is each
The movement of a component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910136513.8A CN109883865B (en) | 2019-02-25 | 2019-02-25 | A road surface basic unit measuring device for highway construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910136513.8A CN109883865B (en) | 2019-02-25 | 2019-02-25 | A road surface basic unit measuring device for highway construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109883865A true CN109883865A (en) | 2019-06-14 |
| CN109883865B CN109883865B (en) | 2020-06-16 |
Family
ID=66929165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910136513.8A Active CN109883865B (en) | 2019-02-25 | 2019-02-25 | A road surface basic unit measuring device for highway construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109883865B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795844A (en) * | 2020-07-02 | 2020-10-20 | 常州正信建设工程检测有限公司 | Sampler for civil engineering road surface quality detection |
| CN112964862A (en) * | 2021-02-05 | 2021-06-15 | 泗洪县城市建设投资经营集团有限公司 | High-elastic rubber asphalt composite broken stone seal on-site detection device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045081A (en) * | 2002-07-09 | 2004-02-12 | Taisei Corp | Sample collecting apparatus |
| CN204514652U (en) * | 2015-04-11 | 2015-07-29 | 王翠娟 | A kind of road base layer corning machine |
| CN105569564A (en) * | 2016-03-02 | 2016-05-11 | 李兴涛 | Rotary excavating pile machine high-pressure water injection rock embedding drill |
| CN206132427U (en) * | 2016-10-28 | 2017-04-26 | 胡幼刚 | High -efficient swift highway compactness test sampling device |
| CN106769180A (en) * | 2016-12-06 | 2017-05-31 | 江苏中煤矿山设备有限公司 | A kind of coring device and its coring process |
| CN206646482U (en) * | 2017-03-19 | 2017-11-17 | 李秀丽 | A kind of highway engineering sampling device that fetches earth |
| CN207351725U (en) * | 2017-09-21 | 2018-05-11 | 青岛泰昊工程测试有限公司 | Concrete coring machine |
| CN207439724U (en) * | 2017-12-07 | 2018-06-01 | 郭宏伟 | A kind of engineering geologic investigation sampler |
-
2019
- 2019-02-25 CN CN201910136513.8A patent/CN109883865B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004045081A (en) * | 2002-07-09 | 2004-02-12 | Taisei Corp | Sample collecting apparatus |
| CN204514652U (en) * | 2015-04-11 | 2015-07-29 | 王翠娟 | A kind of road base layer corning machine |
| CN105569564A (en) * | 2016-03-02 | 2016-05-11 | 李兴涛 | Rotary excavating pile machine high-pressure water injection rock embedding drill |
| CN206132427U (en) * | 2016-10-28 | 2017-04-26 | 胡幼刚 | High -efficient swift highway compactness test sampling device |
| CN106769180A (en) * | 2016-12-06 | 2017-05-31 | 江苏中煤矿山设备有限公司 | A kind of coring device and its coring process |
| CN206646482U (en) * | 2017-03-19 | 2017-11-17 | 李秀丽 | A kind of highway engineering sampling device that fetches earth |
| CN207351725U (en) * | 2017-09-21 | 2018-05-11 | 青岛泰昊工程测试有限公司 | Concrete coring machine |
| CN207439724U (en) * | 2017-12-07 | 2018-06-01 | 郭宏伟 | A kind of engineering geologic investigation sampler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111795844A (en) * | 2020-07-02 | 2020-10-20 | 常州正信建设工程检测有限公司 | Sampler for civil engineering road surface quality detection |
| CN112964862A (en) * | 2021-02-05 | 2021-06-15 | 泗洪县城市建设投资经营集团有限公司 | High-elastic rubber asphalt composite broken stone seal on-site detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109883865B (en) | 2020-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109883865A (en) | A kind of sub-surface measuring device for construction of the highway | |
| CN105156050B (en) | Oil and gas well drilling washing pipe assembly | |
| CN110454094A (en) | A kind of drill bit detaching structure of concrete sampler | |
| KR20120038955A (en) | Pile splice and method of forming a pile splice | |
| JP2014513758A (en) | Cement head with hammer joint | |
| CN117513340A (en) | Deep basal pit underground continuous wall seepage flow restoration auxiliary device | |
| CN211013407U (en) | Drill rod sealing detection device | |
| CN111810740A (en) | Telescopic universal pipeline | |
| CN204920929U (en) | Well drilling well completion oil reservoir intelligence hierarchy treatment controlling means | |
| CN114875922B (en) | Constant-pressure retreating grouting guide pipe and construction process thereof | |
| CN206448798U (en) | Coal bed gas special-purpose multifunctional integrated operation device | |
| CN208858182U (en) | The crack repairing equipment of concrete structure | |
| CN114427438B (en) | Multifunctional pressure testing device for shaft | |
| CN206053904U (en) | A kind of down-hole string pressure-testing valve | |
| CN107642615A (en) | Pipeline sampler | |
| CN203756067U (en) | High-pressure test connector for expansion pipe | |
| CN104563901B (en) | Relief valve protection joint is driven on oil drilling top | |
| CN207739949U (en) | A kind of mining hydraulic drilling rig system | |
| CN110005364A (en) | A kind of logging cable rotary sealing appts and its operating method | |
| CN104453910B (en) | Freezing pipe device under a kind of tiltedly freezing hole | |
| CN206845096U (en) | Self orientation hydraulic pressure solid inclined guiding apparatus | |
| CN208443700U (en) | A kind of concrete impervious instrument | |
| CN210105815U (en) | Water injection packer with sand prevention function | |
| RU2678249C1 (en) | Valve for main drill pipe | |
| CN106352854A (en) | Heading machine and detection device thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |