CN209296368U - A kind of road construction detection is mechanical with drill hole sampling - Google Patents
A kind of road construction detection is mechanical with drill hole sampling Download PDFInfo
- Publication number
- CN209296368U CN209296368U CN201920044032.XU CN201920044032U CN209296368U CN 209296368 U CN209296368 U CN 209296368U CN 201920044032 U CN201920044032 U CN 201920044032U CN 209296368 U CN209296368 U CN 209296368U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- pedestal
- drill hole
- supporting mechanism
- mechanical
- 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.)
- Expired - Fee Related
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of road construction detection drill hole sampling machinery, the front and rear sides of its pedestal are fixedly connected to slide bar, top plate is fixedly connected at the top of two slide bars, the surface of slide bar slidably connects sliding sleeve, support plate is fixedly connected between two sliding sleeves, engine and shaft seat are fixedly connected in support plate, engine has coring bit by transmission mechanism drive connection.In the four corners of pedestal, the first supporting mechanism is set, the supporting mechanism can realize that support is stablized on uneven road surface in entire sampling mechanical quadrangle, in the setting of pedestal front and rear sides, there are two transportable second supporting mechanisms simultaneously, user can be according to mobile second supporting mechanism of the concave-convex situation on ground, it is realized using the second supporting mechanism and stablizes support on uneven road surface in the middle part of entire sampling mechanical, and then reduce the vibration of drill hole sampling machinery, the stability for improving drill hole sampling machinery is conducive to being normally carried out for sampling work.
Description
Technical field
The utility model relates to road construction detection technique field, specially a kind of road construction detection drill hole sampling machine
Tool.
Background technique
It needs to use drill hole sampling machinery in road construction detection, but existing drill hole sampling machinery is placed on road
When on the road of face injustice, since the bumps on road surface cause it to go out at work so that the stability of drill hole sampling machinery is poor
It now shakes, is unfavorable for being normally carried out for sampling work, reduce the practicability of drill hole sampling machinery.
Utility model content
The purpose of this utility model is to provide a kind of road construction detection drill hole sampling machinery, and it is good to have stablizing effect
The advantages of, when solving existing drill hole sampling machinery and being placed on the road of Uneven road, due to the bumps on road surface, so that boring
The poor problem of hole sampling mechanical stability.
To achieve the above object, the utility model provides the following technical solutions: drill hole sampling is used in a kind of road construction detection
Machinery, including pedestal, the rear and front end of the chassis left side are movably installed with rigid castors, and the right side of the pedestal is fixed to be connected
It is connected to universal wheel, the front-end and back-end on the left of the base top are fixedly connected to slide bar, and the top of the slide bar is fixed to be connected
It is connected to top plate, the surface of the slide bar slidably connects sliding sleeve, support plate, the branch are fixedly connected between two sliding sleeves
Right side at the top of fagging is fixedly connected with engine, and shaft seat is fixedly connected on the left of the support plate, the engine
Output end is provided with the transmission mechanism for drive shaft seat, and the main shaft of the shaft seat is fixedly connected with coring bit, described
Screw rod is connected with by bearing at center at the top of top plate, the bottom of the screw rod is through to the bottom of support plate, described
The threaded hole with wire rod thread cooperation is offered in support plate, is fixedly connected with rotating handle at the top of the screw rod.
The inner cavity of the pedestal is provided with reinforcing rib, and the quadrangle of the base bottom offers placing groove, the pedestal
Top and the position of corresponding placing groove be provided through the first supporting mechanism, the front side of the base bottom and rear side open up
There is sliding groove, the front side of the sliding groove inner cavity and rear side offer limiting slot, and the inner cavity of the sliding groove slidably connects
Second supporting mechanism, the cover board being fixedly connected at the top of the sliding groove are offered on cover board and are passed through for the second supporting mechanism
And the opening being adapted with sliding groove shape.
First supporting mechanism includes the first screwed pipe, and first screwed pipe is fixedly connected with pedestal, and described first
The thread in inner cavity of screwed pipe is connected with the first threaded rod, and the first knob is fixedly connected at the top of first threaded rod, described
The bottom of first threaded rod extends to the inner cavity of placing groove and is fixedly connected with the first positioning plate.
Second supporting mechanism includes sliding seat, and the sliding seat is slidably connected with sliding groove, the bottom of the sliding seat
Portion open up it is fluted, through being fixedly connected with the second screwed pipe at the center at the top of the sliding seat, second screwed pipe
Thread in inner cavity is connected with the second threaded rod, be fixedly connected with the second knob at the top of second threaded rod, bottom extend to it is recessed
The inner cavity of slot is simultaneously fixedly connected with the second positioning plate, and the front side of the sliding seat and rear side are fixedly connected to be slided with limiting slot
The position limiting slide block of cooperation.
Preferably, the transmission mechanism includes driving pulley, driven pulley and belt, the output of driving pulley and engine
Axis is fixedly connected, and driven pulley is fixedly connected with the output shaft of shaft seat, and belt is set in the table of driving pulley and driven pulley
Face.
Preferably, the bottom of first positioning plate and the second positioning plate is provided with protrusion.
Preferably, promotion handle is fixedly connected on the right side of the base top.
Preferably, the front side of the base top and rear side are provided with reinforcing bar, the bottom end of the reinforcing bar and pedestal
It is fixedly connected, top is fixedly connected with top plate.
Preferably, the top of the pedestal and position of corresponding slide bar is fixedly connected with fixing seat, the top of the fixing seat
Portion offers fixation hole compatible with slide bar.
Compared with prior art, the beneficial effects of the utility model are as follows:
Road construction detection in the utility model is mechanical with drill hole sampling, is arranged first by the four corners in pedestal
Support mechanism, the supporting mechanism can realize that support is stablized on uneven road surface in entire sampling mechanical quadrangle, while before pedestal
Transportable second supporting mechanism there are two the settings of two sides, user can be second mobile according to the concave-convex situation on ground afterwards
Support mechanism is realized using the second supporting mechanism and is supported in the middle part of entire sampling mechanical in stablizing for uneven road surface, and then reduced
The vibration of drill hole sampling machinery, improves the stability of drill hole sampling machinery, is conducive to being normally carried out for sampling work.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the schematic view of the front view of specific embodiment of the present invention；
Fig. 2 is the left view structural representation of specific embodiment of the present invention；
Fig. 3 is that specific embodiment of the present invention removes the left view structural representation after shaft seat and coring bit；
Fig. 4 is the schematic perspective view of pedestal；
Fig. 5 is the main view the schematic diagram of the section structure of pedestal；
Fig. 6 is the structural schematic diagram of the second supporting mechanism.
In figure: 1, pedestal；101, reinforcing rib；102, placing groove；103, sliding groove；104, limiting slot；105, fixing seat；2,
Rigid castors；3, universal wheel；4, slide bar；5, top plate；6, sliding sleeve；7, support plate；8, engine；9, transmission mechanism；10, coring
Drill bit；11, screw rod；12, rotating handle；13, the first supporting mechanism；1301, the first screwed pipe；1302, the first threaded rod；
1303, the first knob；1304, the first positioning plate；14, the second supporting mechanism；1401, sliding seat；1402, the second screwed pipe；
1403, the second threaded rod；1404, the second knob；1405, the second positioning plate；1406, position limiting slide block；15, cover board；16, handle is pushed
Hand；17, reinforcing bar；18, shaft seat.
Specific embodiment
In order to enable the objectives, technical solutions, and advantages of the embodiments of the present invention are clearer, below in conjunction with this reality
With the attached drawing of new embodiment, the technical solution of the utility model embodiment is clearly and completely described.Obviously, it is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.It is practical new based on described sheet
The embodiment of type, those of ordinary skill in the art's every other embodiment obtained under the premise of being not necessarily to creative work,
It fall within the protection scope of the utility model.
Unless otherwise defined, the technical term or scientific term that the utility model uses are should be belonging to the utility model
The ordinary meaning that personage in field with general technical ability is understood." first ", " second " used in the utility model and
Similar word is not offered as any sequence, quantity or importance, and is used only to distinguish different component parts." comprising "
Either the similar word such as "comprising" means to occur element or object before the word and covers to appear in the word presented hereinafter
Element perhaps object and its equivalent and be not excluded for other elements or object.The similar word such as " connection " or " connected " is simultaneously
Non-limiting but may include electrical connection in physics or mechanical connection, either direct or indirectly.
"upper", "lower", "left", "right" "front", "rear" are all based on for view direction shown in FIG. 1.
The embodiments of the present invention are described in detail with reference to the accompanying drawing, but the utility model is not limited to this
A little specific embodiments.
A kind of road construction detection is mechanical with drill hole sampling, including pedestal 1, the rear and front end in 1 left side of pedestal activity peace
Equipped with rigid castors 2, the right side of pedestal 1 is fixedly connected with universal wheel 3, and the front-end and back-end of 1 top left side of pedestal are fixed to be connected
It is connected to slide bar 4, the top of slide bar 4 is fixedly connected with top plate 5, and the surface of slide bar 4 slidably connects sliding sleeve 6, two sliding sleeves 6
Between be fixedly connected with support plate 7, the right side at 7 top of support plate is fixedly connected with engine 8, and the left side of support plate 7 is fixed to be connected
It is connected to shaft seat 18, the output end of engine 8 is provided with the transmission mechanism 9 for drive shaft seat 18, the main shaft of shaft seat 18
It is fixedly connected with coring bit 10, screw rod 11 is connected with by bearing at the center at 5 top of top plate, the bottom of screw rod 11 is passed through
It wears to the bottom of support plate 7, the threaded hole being threadedly engaged with screw rod 11 is offered in support plate 7, the top of screw rod 11 is fixed to be connected
It is connected to rotating handle 12, wherein engine 8 uses the four-cycle, single-cylinder petrol engine of model GX390.
The inner cavity of the pedestal 1 is provided with reinforcing rib 101, and the quadrangle of 1 bottom of pedestal offers placing groove 102, pedestal 1
Top and the position of corresponding placing groove 102 be provided through the first supporting mechanism 13, the front side of 1 bottom of pedestal and rear side are opened
Equipped with sliding groove 103, the front side of 103 inner cavity of sliding groove and rear side offer limiting slot 104, the inner cavity sliding of sliding groove 103
It is connected with the second supporting mechanism 14, the cover board 15 that the top of sliding groove 103 is fixedly connected with is offered for second on cover board 15
The opening that support mechanism 14 is passed through and is adapted with 103 shape of sliding groove.
First supporting mechanism 13 includes the first screwed pipe 1301, and the first screwed pipe 1301 is fixedly connected with pedestal 1, the
The thread in inner cavity of one screwed pipe 1301 is connected with the first threaded rod 1302, and the top of the first threaded rod 1302 is fixedly connected with first
The bottom of knob 1303, the first threaded rod 1302 extends to the inner cavity of placing groove 102 and is fixedly connected with the first positioning plate 1304.
Second supporting mechanism 14 includes sliding seat 1401, and sliding seat 1401 is slidably connected with sliding groove 103, sliding seat
1401 bottom open up it is fluted, through being fixedly connected with the second screwed pipe 1402 at the center at the top of sliding seat 1401, second
The thread in inner cavity of screwed pipe 1402 is connected with the second threaded rod 1403, and the top of the second threaded rod 1403 is fixedly connected with the second rotation
Button 1404, bottom extend to the inner cavity of groove and are fixedly connected with the second positioning plate 1405, the front side of sliding seat 1401 and rear side
It is fixedly connected to the position limiting slide block 1406 being slidably matched with limiting slot 104.
In the utility model: the transmission mechanism 9 include driving pulley, driven pulley and belt, driving pulley with start
The output shaft of machine 8 is fixedly connected, and driven pulley is fixedly connected with the output shaft of shaft seat 18, belt be set in driving pulley and from
The surface of movable belt pulley, by the setting of transmission mechanism 9, engine 8 drives driving pulley rotation after opening, and driving pulley passes through skin
Band drives driven pulley rotation, and driven pulley drives the main axis of shaft seat 18, and then the main shaft of shaft seat 18 drives coring
Drill bit 10 rotates, and is sampled work.
In the utility model: the bottom of first positioning plate 1304 and the second positioning plate 1405 is provided with protrusion,
For the drill hole sampling machinery when working on rough road, the first positioning plate 1304 and the second positioning plate 1405 pass through protrusion
It can be supported on rough road, further increase the stability of drill hole sampling machinery.
In the utility model: the right side at 1 top of pedestal, which is fixedly connected with, pushes handle 16, by pushing handle 16
Setting, convenient for users to pushing the drill hole sampling mechanical.
In the utility model: the front side at 1 top of pedestal and rear side are provided with reinforcing bar 17, the bottom end of reinforcing bar 17
Be fixedly connected with pedestal 1, top is fixedly connected with top plate 5, by the setting of reinforcing bar 17, play and be fixedly connected with 1 He of pedestal
The effect of top plate 5 plays the effect supported indirectly to slide bar 4, improves the stability of the drill hole sampling mechanical structure.
In the utility model: the top of the pedestal 1 and position of corresponding slide bar 4 is fixedly connected with fixing seat 105, it is fixed
The top of seat 105 offers fixation hole compatible with slide bar 4, by the setting of fixing seat 105, increases slide bar 4 and pedestal 1
The connection area of junction, so that slide bar 4 is more stable with the connection of pedestal 1 at work.
Working principle: when the utility model is used, user is by pushing handle 16 to make the drill hole sampling machine
What tool can be convenient is moved to the position for needing to sample, then according to the concave-convex situation on ground, by shaking the drill hole sampling machine
Tool checks whether it places stabilization, if not placing stabilization, pushes the second supporting mechanism 14 sliding in the inner cavity of sliding groove 103 first
The side more to recess is moved, then four the first knobs 1303 of 1 top quadrangle of rotating base respectively, 1303 band of the first knob
Dynamic first threaded rod 1302 rotation, using being threadedly engaged for the first screwed pipe 1301 and the first threaded rod 1302, so that the first spiral shell
Rasp bar 1302 drives the first positioning plate 1304 to move downward or upward while rotation, makes the protrusion of 1304 bottom of the first positioning plate
It is supported on rough road surface, has achieved the purpose that stablize support to the drill hole sampling machine base quadrangle, then pass through
Second knob 1404 drives the rotation of the second threaded rod 1403, and the screw thread using the second screwed pipe 1402 and the second threaded rod 1403 is matched
It closes, so that the second threaded rod 1403 drives the second positioning plate 1405 to move downward or upward while rotation, makes the second positioning plate
The raised support of 1405 bottoms further improves the stability of drill hole sampling machinery, then on rough road surface
Engine 8 can be opened, engine 8 drives the main axis of shaft seat 18 by transmission mechanism 9, and shaft seat 18 drives coring bit
10 rotations, while user can drive screw rod 11 to rotate by rotation rotating handle 12, utilize the spiral shell on screw rod 11 and support plate 7
The cooperation of pit starts to sample, after sampling so that support plate 7 moves down so that coring bit 10 moves down
Support plate 7 is lifted by rotating backward rotating handle 12, completes sampling, finally by rotating backward the first knob 1303 and the
Two knobs 1404 make the first positioning plate 1304 respectively and the second positioning plate 1405 leaves ground, and then can be to the drill hole sampling
Machinery is moved.
In summary: road construction detection is mechanical with drill hole sampling, passes through the first support of four corners setting in pedestal 1
Mechanism 13, the supporting mechanism can realize that support is stablized on uneven road surface in entire sampling mechanical quadrangle, while before pedestal 1
Transportable second supporting mechanism 14 there are two the settings of two sides afterwards, user can be according to the concave-convex situations on ground mobile second
Supporting mechanism 14 realizes the stable support in the middle part of entire sampling mechanical on uneven road surface using the second supporting mechanism 14, into
And the vibration of drill hole sampling machinery is reduced, the stability of drill hole sampling machinery is improved, the normal of sampling work is conducive to
It carries out.
A kind of road construction detection provided by the embodiments of the present application is described in detail with drill hole sampling machinery above.
Specific examples are used herein to illustrate the principle and implementation manner of the present application, and the explanation of above embodiments is only used
The application is understood in help.Meanwhile for those skilled in the art, according to the thought of the application, in specific embodiment and
There will be changes in application range, in conclusion the contents of this specification should not be construed as limiting the present application.
Claims (6)
1. a kind of road construction detection is mechanical with drill hole sampling, including pedestal (1), it is characterised in that: on the left of the pedestal (1)
Rear and front end is movably installed with rigid castors (2), is fixedly connected with universal wheel (3), the pedestal on the right side of the pedestal (1)
(1) front-end and back-end of top left side are fixedly connected to slide bar (4), are fixedly connected with top plate at the top of the slide bar (4)
(5), the surface of the slide bar (4) slidably connects sliding sleeve (6), is fixedly connected with support plate between two sliding sleeves (6)
(7), the right side at the top of the support plate (7) is fixedly connected with engine (8), is fixedly connected on the left of the support plate (7)
Shaft seat (18), the output end of the engine (8) are provided with the transmission mechanism (9) for drive shaft seat (18), and described turn
The main shaft of axle bed (18) is fixedly connected with coring bit (10), is flexibly connected at the center at the top of the top plate (5) by bearing
Have screw rod (11), the bottom of the screw rod (11) is through to the bottom of support plate (7), offers on the support plate (7) and silk
The threaded hole that bar (11) is threadedly engaged is fixedly connected with rotating handle (12) at the top of the screw rod (11)；
The inner cavity of the pedestal (1) is provided with reinforcing rib (101), and the quadrangle of pedestal (1) bottom offers placing groove
(102), the position of the top of the pedestal (1) and corresponding placing groove (102) is provided through the first supporting mechanism (13), described
The front side of pedestal (1) bottom and rear side offer sliding groove (103), and the front side of sliding groove (103) inner cavity and rear side are equal
It offers limiting slot (104), the inner cavity of the sliding groove (103) slidably connects the second supporting mechanism (14), the sliding groove
(103) cover board (15) being fixedly connected at the top of, offer on cover board (15) passed through for the second supporting mechanism (14) and with cunning
The adaptable opening of dynamic slot (103) shape；
First supporting mechanism (13) includes the first screwed pipe (1301), and first screwed pipe (1301) and pedestal (1) are solid
Fixed connection, the thread in inner cavity of first screwed pipe (1301) are connected with the first threaded rod (1302), first threaded rod
(1302) it is fixedly connected at the top of the first knob (1303), the bottom of first threaded rod (1302) extends to placing groove
(102) inner cavity is simultaneously fixedly connected with the first positioning plate (1304)；
Second supporting mechanism (14) includes sliding seat (1401), and the sliding seat (1401) and sliding groove (103) sliding connect
Connect, the bottom of the sliding seat (1401) open up it is fluted, through being fixedly connected at the center at the top of the sliding seat (1401)
Have the second screwed pipe (1402), the thread in inner cavity of second screwed pipe (1402) is connected with the second threaded rod (1403), described
The second knob (1404) is fixedly connected at the top of second threaded rod (1403), bottom extends to the inner cavity of groove and is fixedly connected
Have the second positioning plate (1405), the front side of the sliding seat (1401) and rear side are fixedly connected to and slide with limiting slot (104)
The position limiting slide block (1406) of cooperation.
2. a kind of road construction detection according to claim 1 is mechanical with drill hole sampling, it is characterised in that: the driver
Structure (9) includes driving pulley, driven pulley and belt, and driving pulley is fixedly connected with the output shaft of engine (8), driven pulley
It is fixedly connected with the output shaft of shaft seat (18), belt is set in the surface of driving pulley and driven pulley.
3. a kind of road construction detection according to claim 2 is mechanical with drill hole sampling, it is characterised in that: described first is fixed
The bottom of position plate (1304) and the second positioning plate (1405) is provided with protrusion.
4. a kind of road construction detection according to claim 3 is mechanical with drill hole sampling, it is characterised in that: the pedestal
(1) right side at the top of, which is fixedly connected with, pushes handle (16).
5. a kind of road construction detection according to claim 4 is mechanical with drill hole sampling, it is characterised in that: the pedestal
(1) front side and rear side at the top of are provided with reinforcing bar (17), the bottom end of the reinforcing bar (17) is fixedly connected with pedestal (1),
Top is fixedly connected with top plate (5).
6. a kind of road construction detection according to claim 5 is mechanical with drill hole sampling, it is characterised in that: the pedestal
(1) position at top and corresponding slide bar (4) is fixedly connected with fixing seat (105), is offered at the top of the fixing seat (105)
The compatible fixation hole with slide bar (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920044032.XU CN209296368U (en) | 2019-01-11 | 2019-01-11 | A kind of road construction detection is mechanical with drill hole sampling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920044032.XU CN209296368U (en) | 2019-01-11 | 2019-01-11 | A kind of road construction detection is mechanical with drill hole sampling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209296368U true CN209296368U (en) | 2019-08-23 |
Family
ID=67642193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920044032.XU Expired - Fee Related CN209296368U (en) | 2019-01-11 | 2019-01-11 | A kind of road construction detection is mechanical with drill hole sampling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209296368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115639019A (en) * | 2022-12-23 | 2023-01-24 | 四川路桥华东建设有限责任公司 | Road surface drilling coring equipment |
-
2019
- 2019-01-11 CN CN201920044032.XU patent/CN209296368U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115639019A (en) * | 2022-12-23 | 2023-01-24 | 四川路桥华东建设有限责任公司 | Road surface drilling coring equipment |
| CN115639019B (en) * | 2022-12-23 | 2023-03-17 | 四川路桥华东建设有限责任公司 | Pavement drilling coring equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105397184B (en) | Foldable saw cutting machine and folding method thereof | |
| CN209296368U (en) | A kind of road construction detection is mechanical with drill hole sampling | |
| CN209745600U (en) | Quick sampling device of gardens soil | |
| CN213900627U (en) | Recorder for computer graphic image processing | |
| CN206433012U (en) | It is a kind of to be easy to mobile and fixed coding router | |
| CN210353718U (en) | Lifting table with hidden display | |
| CN209345526U (en) | A kind of guide colume type lifting pit-picker | |
| CN215532277U (en) | Be applied to architectural design's special drawing appurtenance | |
| CN213512878U (en) | Supporting device for soil sampler | |
| CN214281460U (en) | Portable scanner for business administration | |
| CN210949502U (en) | Crank of high stability | |
| CN213271861U (en) | Surveying instrument for land resource management | |
| CN208806823U (en) | Novel computer interchanger attachment device | |
| CN211490808U (en) | Adjustable deburring device | |
| CN209700216U (en) | A kind of the elderly with can multi-angle oblique reading and writing board | |
| CN209492325U (en) | A kind of seal seal cutting workbench | |
| CN209069625U (en) | Assist the wax disk(-sc) bearing device of pathological section | |
| CN214047999U (en) | Multifunctional consulting platform for technical consultation | |
| CN220001135U (en) | Mobile music score frame for music exercise | |
| CN211350083U (en) | Digital piano convenient to height-adjusting | |
| CN211289370U (en) | Information display device for visual data management | |
| CN215096750U (en) | Painting and calligraphy works are flat device for creation | |
| CN214467625U (en) | Information recording device for scientific and technological project consultation | |
| CN211379338U (en) | Visual fishing tackle is used in leisure tourism of adjustable operation length | |
| JPS6116825Y2 (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190823 Termination date: 20200111 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |