CN108330965A - The anchor of civil construction - Google Patents
The anchor of civil construction Download PDFInfo
- Publication number
- CN108330965A CN108330965A CN201810152404.0A CN201810152404A CN108330965A CN 108330965 A CN108330965 A CN 108330965A CN 201810152404 A CN201810152404 A CN 201810152404A CN 108330965 A CN108330965 A CN 108330965A
- Authority
- CN
- China
- Prior art keywords
- anchor
- anchor pole
- pawl
- pole
- anchor cable
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
A kind of anchor of civil construction provided by the invention, including the anchor pole of tubular structure, be fixedly installed on the anchor rope component of anchor pole upper end end and be set to anchor pole for anchor pole and the reinforcement assembly reinforced of ground interlayer；The anchor rope component includes the anchor cable block and anchor cable for fixing anchor cable, the embedded upper end end for being set to anchor pole of the anchor cable block simultaneously passes through screw-thread fit, the anchor cable block is axially provided with anchor cable via, the anchor cable passes through anchor cable via and extend into anchor pole, and one end that the anchor cable is extend into anchor pole is provided with the anchor block for locking anchor cable；The reinforcement assembly includes pawl, driving plate and drive rod, the contact area between anchor pole and stratum can effectively be increased, and make anchor pole itself is firm to be fixed in stratum, it effectively can effectively enhance the stress intensity between anchor pole and stratum, and remain able to ensure the structural stability at reinforcing in the case where applying external pull.
Description
Technical field
The present invention relates to a kind of civil construction equipment more particularly to a kind of anchors of civil construction.
Background technology
It is important one of equipment that anchor pole, which is in civil construction, is usually used in side slope, tunnel carries out consolidation process, anchor pole
It is generally divided into anchoring section and free end, free end is often additionally provided with anchor cable, for carrying out additional pulling force, anchoring section at reinforcing
By in buried layer, has by grouting and bear axial pulling force, in existing structure, in order to increase the pulling force between anchor pole and stratum,
It being usually threaded in anchor pole lateral wall, still, this structure tensile strength is inadequate so that anchor pole is easy to loosen, so as to cause
Ruggedized construction is unstable, influences the stability on whole stratum, especially under the action of adding pulling force outside so that total is stablized
Property, which is more exposed to, to be seriously affected.
Therefore, in order to solve the above-mentioned technical problem, there is an urgent need for propose a kind of new solution.
Invention content
In view of this, the object of the present invention is to provide a kind of anchor of civil construction, it can effectively increase anchor pole
Contact area between stratum, and make anchor pole itself is firm to be fixed in stratum, it effectively can effectively enhance anchor pole
Stress intensity between stratum, and in the case where applying external pull remain able to ensure the stable structure at reinforcing
Property.
A kind of anchor of civil construction provided by the invention, including the anchor pole of tubular structure, be fixedly installed on it is described
The anchor rope component of anchor pole upper end end and the reinforcement assembly for being reinforced with ground interlayer to anchor pole for being set to anchor pole；
The anchor rope component includes the anchor cable block and anchor cable for fixing anchor cable, and the anchor cable block is embedded to be set to anchor
The upper end end of bar and by screw-thread fit, the anchor cable block are axially provided with anchor cable via, and the anchor cable passes through anchor cable via
And extend into anchor pole, one end that the anchor cable is extend into anchor pole is provided with the anchor block for locking anchor cable；
The reinforcement assembly includes pawl, driving plate and drive rod, and the pawl has outer lock part and interior driving portion, institute
The lateral wall for stating anchor pole is axially disposed there are two groove, and described two grooves are symmetrically disposed on the axial both sides of anchor pole；
The pawl is rotatably set in groove by axis pin, and pawl is the pawl in the multiple and same groove
It is equally spaced；The interior driving portion is deep into anchor pole and towards the lower end of anchor pole, and the outer lock part is towards the upper of anchor pole
End, the driving plate are bonded with the madial wall of anchor pole, and the upper end of the driving plate and the lateral wall of drive rod are clamped simultaneously driving plate
Can be along anchor pole axially reciprocating, the interior driving portion of driving plate and pawl turns with band pawl when driving plate moves back and forth is fastened on
It is dynamic that the outer lock part of pawl is made to stretch out groove or be embedded in groove；The drive rod 1 is coaxially disposed with anchor pole.
Further, the side wall of the anchor pole is provided with strip-shaped hole corresponding to groove, and the driving plate is provided with bar shaped knot
The interior driving portion of the through-hole of structure, the pawl extend into inside anchor pole across strip-shaped hole and is connected in the through-hole of driving plate.
Further, the upper end of the driving plate is provided with chuck, the lower end lateral wall of the drive rod radially to
Outer to extend to form annular convex platform, the side wall of the annular convex platform, which radially sinks, forms annular engaging slot, the embedded card of chuck
It is connected in annular engaging slot.
Further, the drive rod is tubular structure.
Further, the madial wall of the anchor pole corresponds to the sliding slot that groove is axially provided with swallow-tail form, the driving plate
Exterior bottom be provided with sliding block, the sliding block is conformal to be embedded in the sliding slot.
Further, sink to forming lock groove on the inside of the outer lock part of the pawl.
Further, the outer of the anchor pole is cased with stop grouting plug, nut and backing plate, the backing plate be located at nut and stop grouting plug it
Between and nut be located above backing plate.
Further, the lower end of the anchor pole is provided with anchor head, and the lateral wall of the anchor head is corrugated surface structure.
Further, the anchor cable block is coaxially arranged with axis hole, the upper end of the drive rod pass through the axis hole and by with
The lock nut of drive rod threaded upper ends cooperation is locked.
Beneficial effects of the present invention：By means of the invention it is possible to effectively increase the contact area between anchor pole and stratum, and
It is fixed in stratum so that anchor pole itself is firm, effectively can effectively enhance the stress intensity between anchor pole and stratum, and
And remain able to ensure the structural stability at reinforcing in the case where applying external pull.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the anchor pole overlooking structure diagram of the present invention.
Specific implementation mode
Further description is made to the present invention below in conjunction with Figure of description, in fig. 2, in order to be clearly seen that anchor
Such as backing plate, anchor block structure is omitted, as shown in the figure in structure on the outside of bar：
A kind of anchor of civil construction provided by the invention, including the anchor pole 5 of tubular structure, be fixedly installed on it is described
The anchor rope component of 5 upper end end of anchor pole and the reinforcing group for being reinforced with ground interlayer to anchor pole 5 for being set to anchor pole 5
Part；
The anchor rope component includes the anchor cable block 4 and anchor cable 23 for fixing anchor cable, 4 embedded setting of the anchor cable block
Welding can also be utilized after installation is complete for reinforcement structure intensity in the upper end end of anchor pole 5 and by screw-thread fit
Anchor cable block and anchor pole madial wall are fixed mode；The anchor cable block 4 is axial to be provided with anchor cable via 3, and the anchor cable 23 is worn
It crosses anchor cable via 3 and extend into anchor pole 5, one end that the anchor cable 23 is extend into anchor pole is provided with the anchor for locking anchor cable
Gu block 4；
The reinforcement assembly includes pawl, driving plate 15 and drive rod 1, and the pawl has outer lock part 10 and interior driving
Portion 12, as shown in Figure 1, outer lock part 10 and interior driving portion 12 make entire pawl at z shape structures, the lateral wall of the anchor pole 5
Groove 24 there are two axially disposed, described two grooves 24 are symmetrically disposed on the axial both sides of anchor pole 5；Wherein, groove 24 has
Two combinations of fixed plate 17 are formed, and fixed plate is welded on the lateral wall of anchor pole, and the lower end in the present embodiment refers to that anchor pole is inserted into ground
One end in layer, i.e. lower end shown in Fig. 1
The pawl is rotatably set to by axis pin 11 in groove 24, and pawl is in the multiple and same groove 24
Pawl be equally spaced；The interior driving portion 12 is deep into anchor pole 5 and towards the lower end of anchor pole, 10 court of outer lock part
To the upper end of anchor pole, the driving plate 15 is bonded with the madial wall of anchor pole 5, and the upper end of the driving plate 15 is outer with drive rod 1
Side wall clamping and driving plate 15 can engage with 12 with the interior driving portion of pawl along 5 axially reciprocating of anchor pole, driving plate 15 and
Drive pawl rotation that the outer lock part of pawl is made to stretch out groove or be embedded in groove 24 when driving plate moves back and forth；The drive
Lever 1 is coaxially disposed with anchor pole, and by above structure, when anchor pole is inserted into stratum, driving is pushed down on by drive rod
Plate is completed when anchor pole is inserted into so that the outer lock part of pawl is limited in groove, is then pulled outwardly drive rod so that
Driving plate drives pawl rotation so that the outer lock part of pawl stretches out anchor pole and makes lock groove upward, then passes through tubulose knot
The drive rod of structure injects cement mortar into anchor hole, after cement slurry sets so that is entirely firmly tied between anchor and stratum
It closes, even if can ensure the stability of anchoring if vibration by anchorage zone, so as to effectively promote anchor and ground
Conjugation between layer.
In the present embodiment, the side wall of the anchor pole 5, which corresponds at groove 24, is provided with strip-shaped hole 13, the driving plate setting
There is the through-hole of strip structure, wherein through-hole is corresponding with strip-shaped hole, and the interior driving portion 12 of the pawl is extend into across strip-shaped hole 13
Inside anchor pole 5 and it is connected in the through-hole 14 of driving plate 15, by this structure, once drive rod is locked, strip-shaped hole
Entire pawl is locked under the collective effect of through-hole, even if reinforcing area vibrates, pawl will not be caused
Displacement, to which the stability of total be effectively ensured.
In the present embodiment, the upper end of the driving plate 15 is provided with chuck 19, the lower end lateral wall of the drive rod 1
It extends radially outward to form annular convex platform 18, the side wall of the annular convex platform 18, which radially sinks, forms annular engaging slot, described
Chuck 19 is embedded to be connected in annular engaging slot, once drive rod is locked, under the collective effect of strip-shaped hole and through-hole
Entire pawl is locked, even if reinforcing area vibrates, pawl will not be caused to be subjected to displacement, it is whole to be effectively ensured
The stability of a structure.
In the present embodiment, the madial wall of the anchor pole 5 corresponds to the sliding slot 22 that swallow-tail form is axially provided at groove 24, institute
The exterior bottom for stating driving plate 15 is provided with sliding block 20, and the sliding block 20 is conformal to be embedded in the sliding slot 22, and this knot is passed through
Structure, by this structure, be conducive to driving plate can operating stably, will not be shaken in anchor pole, and be conducive to carry out pawl
It is fixed, it is even more important that by this structure, prevent driving plate from generating offset to pawl composition shearing force, so that it is guaranteed that
The structural strength of pawl；Wherein, outside refers to playing radially outer side with the axis of anchor pole.
In the present embodiment, 12 inside of outer lock part of the pawl sinks to forming lock groove 6, can by this structure
The contact area increased between pawl and stratum is accumulated, and promotes the stability of integral reinforcing structure, wherein the inside of outer lock part is
Shown in Fig. 1 when outer lock part is in groove outside lock part meet the side on the outside of anchor pole.
In the present embodiment, the outer of the anchor pole 5 is cased with stop grouting plug 8, nut 6 and backing plate 7, and the backing plate 7 is located at nut 6
Between stop grouting plug 8 and nut 6 is located at 7 top of backing plate, by this structure, is conducive to apply prestressing force to entire anchor pole, it is ensured that
The stability of ruggedized construction.
In the present embodiment, the lower end of the anchor pole 5 is provided with anchor head 16, and the lateral wall of the anchor head 16 is corrugated surface
Structure can enhance the conjugation between anchor entirety and stratum by this structure, to improving stability and resist
Tensile strength.
In the present embodiment, the anchor cable block 4 is coaxially arranged with axis hole, and the upper end of the drive rod 1 passes through the axis hole simultaneously
It is locked by the lock nut 2 coordinated with 1 threaded upper ends of drive rod, it, can be effectively to drive rod by this structure
It is locked, so that it is guaranteed that the stability of total.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (9)
1. a kind of anchor of civil construction, it is characterised in that：Anchor pole including tubular structure is fixedly installed on the anchor pole
The anchor rope component of upper end end and the reinforcement assembly for being reinforced with ground interlayer to anchor pole for being set to anchor pole；
The anchor rope component includes the anchor cable block and anchor cable for fixing anchor cable, and the anchor cable block is embedded to be set to anchor pole
Upper end end and by screw-thread fit, the anchor cable block are axially provided with anchor cable via, and the anchor cable passes through anchor cable via and stretches
Enter into anchor pole, one end that the anchor cable is extend into anchor pole is provided with the anchor block for locking anchor cable；
The reinforcement assembly includes pawl, driving plate and drive rod, and the pawl has outer lock part and interior driving portion, the anchor
The lateral wall of bar is axially disposed there are two groove, and described two grooves are symmetrically disposed on the axial both sides of anchor pole；
The pawl is rotatably set in groove by axis pin, and pawl is between pawl in multiple and same groove etc.
Away from arrangement；The interior driving portion is deep into anchor pole and towards the lower end of anchor pole, and the outer lock part is towards the upper end of anchor pole, institute
It states driving plate to be bonded with the madial wall of anchor pole, the upper end of the driving plate and the lateral wall clamping of drive rod and driving plate can be along anchors
Bar axially reciprocating, driving plate engage with the interior driving portion of pawl and drive pawl rotation to make spine when driving plate moves back and forth
The outer lock part of pawl stretches out groove or is embedded in groove；The drive rod 1 is coaxially disposed with anchor pole.
2. the anchor of civil construction according to claim 1, it is characterised in that：The side wall of the anchor pole corresponds to groove
Place is provided with strip-shaped hole, and the driving plate is provided with the through-hole of strip structure, and the interior driving portion of the pawl is stretched across strip-shaped hole
Enter to anchor pole inside and is connected in the through-hole of driving plate.
3. the anchor of civil construction according to claim 1, it is characterised in that：The upper end of the driving plate is provided with card
The lower end lateral wall of platform, the drive rod extends radially outward to form annular convex platform, the side wall diameter of the annular convex platform
Annular engaging slot is formed to sinking, the chuck is embedded to be connected in annular engaging slot.
4. the anchor of civil construction according to claim 1, it is characterised in that：The drive rod is tubular structure.
5. the anchor of civil construction according to claim 1, it is characterised in that：The madial wall of the anchor pole corresponds to recessed
The sliding slot of swallow-tail form is axially provided at slot, the exterior bottom of the driving plate is provided with sliding block, and the sliding block is conformal to be embedded in
In the sliding slot.
6. the anchor of civil construction according to claim 1, it is characterised in that：Under on the inside of the outer lock part of the pawl
It is heavy to form lock groove.
7. the anchor of civil construction according to claim 1, it is characterised in that：The anchor pole it is outer be cased with stop grouting plug,
Nut and backing plate, the backing plate is between nut and stop grouting plug and nut is located above backing plate.
8. the anchor of civil construction according to claim 1, it is characterised in that：The lower end of the anchor pole is provided with
The lateral wall of anchor head, the anchor head is corrugated surface structure.
9. the anchor of civil construction according to claim 1, it is characterised in that：The anchor cable block is coaxially arranged with axis
The upper end in hole, the drive rod passes through the axis hole and the lock nut by coordinating with drive rod threaded upper ends is locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810152404.0A CN108330965B (en) | 2018-02-14 | 2018-02-14 | Anchoring device for civil construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810152404.0A CN108330965B (en) | 2018-02-14 | 2018-02-14 | Anchoring device for civil construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108330965A true CN108330965A (en) | 2018-07-27 |
| CN108330965B CN108330965B (en) | 2020-10-27 |
Family
ID=62929530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810152404.0A Expired - Fee Related CN108330965B (en) | 2018-02-14 | 2018-02-14 | Anchoring device for civil construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108330965B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778892A (en) * | 2019-01-24 | 2019-05-21 | 温州华睿建设有限公司 | A kind of ground pile-forming apparatus of municipal works |
| CN110130332A (en) * | 2019-05-07 | 2019-08-16 | 兰州理工大学 | A kind of ground anchored structure |
| CN110410124A (en) * | 2019-08-21 | 2019-11-05 | 周艳君 | Anchoring process and anchorage element device can be recycled in one kind falling leaf formula |
| CN110847255A (en) * | 2019-11-27 | 2020-02-28 | 中铁城投工程技术有限公司 | Pile foundation quality detection device and method |
| CN111851536A (en) * | 2020-07-30 | 2020-10-30 | 中铁二院工程集团有限责任公司 | Self-drilling self-locking anchor rod and installation method thereof |
| CN114606962A (en) * | 2022-05-16 | 2022-06-10 | 河北舜宏建筑装饰工程有限公司 | Highway side slope protector |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1584246A (en) * | 2004-06-04 | 2005-02-23 | 陆观宏 | Recovering anchorage in civil engineering |
| CN101509253A (en) * | 2009-03-17 | 2009-08-19 | 武汉武大巨成加固实业有限公司 | Block-wedge-type self-locking inner anchor head |
| CN203530973U (en) * | 2013-09-17 | 2014-04-09 | 中国有色金属工业昆明勘察设计研究院 | Composite anchor rod |
| CN205530246U (en) * | 2016-01-20 | 2016-08-31 | 山东科技大学 | Shape pawl formula of preapring for an unfavorable turn of events soil bolt |
| CN205894069U (en) * | 2016-07-28 | 2017-01-18 | 山东科技大学 | Enlarged footing resistance to plucking stock |
| CN107152022A (en) * | 2017-07-17 | 2017-09-12 | 中冶沈勘工程技术有限公司 | Internal-expansion type exempts from slip casting Recyclable anchor rope and its construction method |
| CN206859217U (en) * | 2017-06-24 | 2018-01-09 | 南京金宸建筑设计有限公司 | A kind of enhanced Pulling-Resistant Anchor Rod |
-
2018
- 2018-02-14 CN CN201810152404.0A patent/CN108330965B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1584246A (en) * | 2004-06-04 | 2005-02-23 | 陆观宏 | Recovering anchorage in civil engineering |
| CN101509253A (en) * | 2009-03-17 | 2009-08-19 | 武汉武大巨成加固实业有限公司 | Block-wedge-type self-locking inner anchor head |
| CN203530973U (en) * | 2013-09-17 | 2014-04-09 | 中国有色金属工业昆明勘察设计研究院 | Composite anchor rod |
| CN205530246U (en) * | 2016-01-20 | 2016-08-31 | 山东科技大学 | Shape pawl formula of preapring for an unfavorable turn of events soil bolt |
| CN205894069U (en) * | 2016-07-28 | 2017-01-18 | 山东科技大学 | Enlarged footing resistance to plucking stock |
| CN206859217U (en) * | 2017-06-24 | 2018-01-09 | 南京金宸建筑设计有限公司 | A kind of enhanced Pulling-Resistant Anchor Rod |
| CN107152022A (en) * | 2017-07-17 | 2017-09-12 | 中冶沈勘工程技术有限公司 | Internal-expansion type exempts from slip casting Recyclable anchor rope and its construction method |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109778892A (en) * | 2019-01-24 | 2019-05-21 | 温州华睿建设有限公司 | A kind of ground pile-forming apparatus of municipal works |
| CN110130332A (en) * | 2019-05-07 | 2019-08-16 | 兰州理工大学 | A kind of ground anchored structure |
| CN110410124A (en) * | 2019-08-21 | 2019-11-05 | 周艳君 | Anchoring process and anchorage element device can be recycled in one kind falling leaf formula |
| CN110847255A (en) * | 2019-11-27 | 2020-02-28 | 中铁城投工程技术有限公司 | Pile foundation quality detection device and method |
| CN110847255B (en) * | 2019-11-27 | 2021-04-23 | 中铁城投工程技术有限公司 | Pile foundation quality detection method |
| CN111851536A (en) * | 2020-07-30 | 2020-10-30 | 中铁二院工程集团有限责任公司 | Self-drilling self-locking anchor rod and installation method thereof |
| CN114606962A (en) * | 2022-05-16 | 2022-06-10 | 河北舜宏建筑装饰工程有限公司 | Highway side slope protector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108330965B (en) | 2020-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108330965A (en) | The anchor of civil construction | |
| CN207017144U (en) | A kind of attachment structure for full precast assembly bridge pier | |
| CN108360512A (en) | The anchor of high tensile | |
| CN206396816U (en) | A kind of blower foundation various dimensions ruggedized construction | |
| CN203200751U (en) | Prestress anti-floating pile | |
| CN106836217A (en) | A kind of construction method of expansion end formula soil bolt or soil nailing | |
| CN2723681Y (en) | Inner anchor external injection type anchor rod | |
| CN108385680A (en) | The anti-drag anchoring device of stable structure type | |
| CN104632259B (en) | End-head self-expansion enlarging type anchoring method for soft and weak stratum | |
| KR20100078632A (en) | Construction method of combined micro-pile with existing structure | |
| KR101471487B1 (en) | multipurpose load dispersion style ground anchor assembly | |
| CN106088088B (en) | The construction method of the stress dispersing type stiffening pile of recyclable dowel | |
| KR101347873B1 (en) | Complex pile for improving end bearing capacity of bored precast pile | |
| CN103741688B (en) | Split type total length slip casting anchoring means | |
| KR101202845B1 (en) | Hybrid ground reinforcing method by earth anchor and soil nail | |
| KR101194043B1 (en) | Prefabricated Revet Construction and Method for Constructing the same | |
| CN104372793A (en) | Anti-floating method used for existing basement by adopting pre-stressed anchor cables in jet grouting pile method | |
| CN106869136A (en) | One kind expands end formula soil bolt | |
| CN206693220U (en) | Artificial digging pile resistance to plucking structure | |
| KR101222477B1 (en) | Fractured zone possible at tension expanded ground pressure type anchor | |
| CN108360511B (en) | Be applied to civil engineering's stock device | |
| CN204252132U (en) | A kind of anchor pole orienting locator | |
| CN110805060B (en) | Base structure for stay wire of stay wire tower and stay wire fixing method | |
| CN105507929A (en) | Anchor cable supporting method of repeatedly applying prestress | |
| KR101213588B1 (en) | Tie Cable for Ground Embankment |
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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200925 Address after: 1168 Mohe Road, Baoshan District, Shanghai, 201999 Applicant after: SHANGHAI URBAN CONSTRUCTION VOCATIONAL College Address before: 402247 No. 401 Fuyun Avenue, Shuang Fu Street, Jiangjin District, Chongqing, 3 No. 9-4 Applicant before: CHONGQING ENGUANG TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 Termination date: 20210214 |